1 2009-09-16 Richard Henderson <rth@redhat.com>
4 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
7 2009-09-16 Richard Henderson <rth@redhat.com>
10 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
11 is set only if DECL_NO_STATIC_CHAIN is unset.
12 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
13 (FOR_EACH_NEST_INFO): New.
14 (walk_all_functions): Use it.
15 (finalize_nesting_tree): Likewise.
16 (unnest_nesting_tree): Likewise.
17 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
18 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
19 (convert_gimple_call): Early out if gimple_call_chain already set.
20 (convert_all_function_calls): Iterate until no new functions
21 require a static chain.
22 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
23 when building a trampoline. Use dump_function_to_file instead
25 (lower_nested_functions): Open dump_file. Validate that decls
26 that have DECL_NO_STATIC_CHAIN from the front end don't have that
27 bit reset by this pass.
29 2009-09-16 Michael Matz <matz@suse.de>
32 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
33 shorten decl_common_unused.
34 (DECL_RESTRICTED_P): New accessor.
35 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
36 to disambiguate marked decls and restrict pointers.
38 2009-09-16 Richard Henderson <rth@redhat.com>
41 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
43 2009-09-16 Jakub Jelinek <jakub@redhat.com>
45 * integrate.c (set_block_abstract_flags): Call
46 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
48 2009-09-16 Richard Guenther <rguenther@suse.de>
51 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
54 2009-09-16 DJ Delorie <dj@redhat.com>
55 Kaz Kojima <kkojima@gcc.gnu.org>
57 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
58 (sh_expand_prologue): Update calls to output_stack_adjust.
59 (sh_expand_epilogue): Likewise.
61 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
64 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
65 trying to limit the extent of searches in the insn stream.
67 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
68 Jakub Jelinek <jakub@redhat.com>
72 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
74 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
75 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
76 (rs6000_savres_strategy): Always save FP registers inline if the
77 target doesn't support hardware double-precision. Set the above
78 bits in return value when needed.
79 (rs6000_savres_routine_sym): Fix computation for cache selector.
80 Mark the generated symbol as a function. Rename exitp argument to
81 lr. Move code for determining the name of the symbol...
82 (rs6000_savres_routine_name): ...here. New function. Add cases for
83 getting the names right on AIX and 64-bit Linux.
84 (savres_routine_name): New variable.
85 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
86 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
87 on what the target routine uses as a base register. If savep && lr
88 describe saving of r0 into memory slot.
89 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
90 line calls for AIX ABI.
91 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
92 determine FP save/restore functions.
93 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
94 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
96 (rs6000_emit_epilogue): Adjust computation of restore_lr.
97 Duplicate restoration of LR and execute the appropriate one
98 depending on whether GPRs are being restored inline. Set r11 from
99 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
100 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
101 Fix out of line calls for AIX ABI.
102 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
104 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
106 (*restore_gpregs_spe): Likewise.
107 (*return_and_restore_gpregs_spe): Likewise.
108 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
109 Define to empty string unconditionally.
110 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
111 Define to empty string unconditionally.
112 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
115 2009-09-15 Jan Hubicka <jh@suse.cz>
117 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
118 * params.def (inline-insns-auto): Likewise.
120 2009-09-15 Martin Jambor <mjambor@suse.cz>
122 * ipa-inline.c (estimate_function_body_sizes): Dump info about
123 individual statements only at TDF_DETAILS dump level. Format
124 source for 80 characters per line.
126 2009-09-15 Christian Bruel <christian.bruel@st.com>
128 * regrename.c (do_replace): Update REG_DEAD notes.
130 2009-09-15 Revital Eres <eres@il.ibm.com>
132 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
133 * targhooks.c (default_builtin_support_vector_misalignment):
134 New builtin function.
135 * targhooks.h (default_builtin_support_vector_misalignment):
137 * target.h (builtin_support_vector_misalignment):
138 New field in struct gcc_target.
139 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
140 new builtin function.
141 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
143 * config/rs6000/rs6000.c
144 (rs6000_builtin_support_vector_misalignment): New function.
145 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
147 2009-09-15 Jie Zhang <jie.zhang@analog.com>
149 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
151 (bfin_optimize_loop): Likewise.
152 (bfin_gen_bundles): Likewise.
153 (workaround_speculation): Likewise.
154 (find_load): Return NULL_RTX for debug_insn.
156 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
158 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
161 2009-09-14 DJ Delorie <dj@redhat.com>
163 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
164 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
167 2009-09-14 Richard Henderson <rth@redhat.com>
168 Jakub Jelinek <jakub@redhat.com>
170 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
171 * cfgbuild.c (make_edges): Handle asm goto.
172 * cfglayout.c (fixup_reorder_chain): Likewise.
173 * cfgrtl.c (patch_jump_insn): Likewise.
174 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
175 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
176 (gimple_build_asm_vec): Add and use labels parameter.
177 (gimple_build_asm): Remove.
178 (walk_gimple_asm): Walk labels too.
179 * gimple.def (GIMPLE_ASM): Update docs.
180 * gimple.h: Update decls.
181 (struct gimple_statement_asm): Change nc to use unsigned char;
183 (gimple_asm_nlabels): New.
184 (gimple_asm_label_op, gimple_asm_set_label_op): New.
185 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
186 into gimple_build_asm_vec.
187 * jump.c (mark_jump_label_asm): New.
188 (mark_jump_label): Use it.
189 (redirect_jump_1): Handle asm goto.
190 (invert_jump_1): Soft fail if X is null.
191 * recog.c (extract_asm_operands): New.
192 (asm_noperands): Use it; handle asm labels.
193 (decode_asm_operands): Use extract_asm_operands.
194 (asm_operand_ok): Properly handle empty string.
195 * reg-stack.c (get_asm_operands_in_out): Rename from
196 get_asm_operand_n_inputs; use extract_asm_operands; return both
197 inputs and outputs by reference; update all callers.
198 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
199 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
200 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
201 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
202 (extract_asm_operands): Declare.
203 * stmt.c (expand_asm_operands): Add and use labels parameter.
204 (check_unique_operand_names): Likewise.
205 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
206 (expand_asm_stmt): Handle asm labels.
207 * tree-cfg.c (make_gimple_asm_edges): New.
208 (make_edges): Use it.
209 (cleanup_dead_labels): Handle asm labels.
210 (is_ctrl_altering_stmt): Likewise.
211 (gimple_redirect_edge_and_branch): Likewise.
212 * tree.def (ASM_EXPR): Add 5th operand.
213 * tree.h (ASM_LABELS): New.
214 (resolve_asm_operand_names): Update decl.
216 * c-parser.c (c_parser_asm_statement): Parse asm goto.
217 (c_parser_asm_goto_operands): New.
218 * c-tree.h (build_asm_expr): Update decl.
219 * c-typeck.c (build_asm_expr): Add and use labels parameter.
220 * doc/extend.texi: Document asm goto.
222 2009-09-14 Richard Henderson <rth@redhat.com>
224 * except.h: Update declarations.
225 (struct pointer_map_t): Forward declare.
226 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
227 (struct eh_landing_pad_d, eh_landing_pad): New.
228 (struct eh_catch_d, eh_catch): New.
229 (struct eh_region_d): Remove next_region_sharing_label, aka,
230 label, tree_label, landing_pad, post_landing_pad, resume,
231 may_contain_throw. Rename region_number to index. Remove
232 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
233 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
234 (VEC(eh_landing_pad,gc)): New.
235 (struct eh_status): Remove last_region_number. Add lp_array,
236 throw_stmt_table, ttype_data, ehspec_data.
237 (ehr_next, FOR_ALL_EH_REGION_AT): New.
238 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
239 * except.c (lang_protect_cleanup_actions): Return tree.
240 (struct ehl_map_entry): Remove.
241 (init_eh_for_function): Push zero entries for region and lp_array.
242 (gen_eh_region): Add to region_array immediately.
243 (gen_eh_region_catch): Operate on eh_catch objects.
244 (gen_eh_landing_pad): New.
245 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
246 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
247 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
248 (get_eh_landing_pad_from_number_fn): New.
249 (get_eh_landing_pad_from_number): New.
250 (get_eh_region_from_lp_number_fn): New.
251 (get_eh_region_from_lp_number): New.
252 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
253 (get_exception_pointer, get_exception_filter): Remove.
254 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
255 (current_function_has_exception_handlers): Simplify.
256 (bring_to_root, eh_region_replaceable_by_p): Remove.
257 (replace_region, hash_type_list, hash_eh_region): Remove.
258 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
259 (label_to_region_map, num_eh_regions): Remove.
260 (get_next_region_sharing_label, must_not_throw_labels): Remove.
261 (find_exception_handler_labels): Remove.
262 (duplicate_eh_regions_0, find_prev_try): Remove.
263 (struct duplicate_eh_regions_data): New.
264 (duplicate_eh_regions_1): Rewrite.
265 (duplicate_eh_regions): Return a pointer map instead of an
267 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
268 (redirect_eh_edge_to_label): Remove.
269 (eh_region_outermost): Rewrite using eh_region pointers
271 (add_ttypes_entry): Update for ttype_data move to eh_status.
272 (add_ehspec_entry): Rewrite with VEC instead of varray.
273 (assign_filter_values): Likewise. Export.
274 (build_post_landing_pads, connect_post_landing_pads): Remove.
275 (dw2_build_landing_pads): Rewrite to use lp_array.
276 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
277 (sjlj_assign_call_site_values): Rewrite to use lp_array.
278 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
279 (sjlj_mark_call_sites): Update for landing pad numbers.
280 (finish_eh_generation): Rewrite.
281 (gate_handle_eh): Do nothing for no eh tree.
282 (pass_rtl_eh): Move up near finish_eh_generation.
283 (remove_eh_landing_pad): New.
284 (remove_eh_handler): Export.
285 (remove_eh_region, remove_eh_handler_and_replace): Remove.
286 (for_each_eh_label): Rewrite to use lp_array.
287 (make_reg_eh_region_note): New.
288 (make_reg_eh_region_note_nothrow_nononlocal): New.
289 (insn_could_throw_p): New.
290 (copy_reg_eh_region_note_forward): New.
291 (copy_reg_eh_region_note_backward): New.
292 (check_handled, add_reachable_handler): Remove.
293 (reachable_next_level, foreach_reachable_handler): Remove.
294 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
295 (get_eh_region_and_lp_from_rtx): New.
296 (get_eh_region_from_rtx): New.
297 (can_throw_internal_1, can_throw_external_1): Remove.
298 (can_throw_internal): Use get_eh_region_from_rtx.
299 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
300 (insn_nothrow_p, can_nonlocal_goto): New.
301 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
302 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
303 (add_action_record): Use VEC not varray.
304 (collect_one_action_chain): Update for eh_region changes.
305 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
306 Use get_eh_region_and_lp_from_rtx.
307 (gate_convert_to_eh_region_ranges): New.
308 (pass_convert_to_eh_region_ranges): Use it.
309 (push_uleb128, push_sleb128): Use VEC not varray.
310 (output_one_function_exception_table): Likewise.
311 (dump_eh_tree): Update for eh_region changes.
312 (verify_eh_tree): Likewise.
313 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
314 * tree-eh.c: Include target.h.
315 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
316 Don't disallow GIMPLE_RESX; adjust argument check.
317 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
318 (record_stmt_eh_region): Update for landing pad numbers;
319 generate a landing pad if necessary.
320 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
321 (remove_stmt_from_eh_lp_fn): Similarly.
322 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
323 Update for lp numbers; don't special case missing throw_stmt_table.
324 (lookup_expr_eh_lp): Similarly.
325 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
326 (eh_seq, eh_region_may_contain_throw): New.
327 (struct leh_state): Add ehp_region.
328 (struct leh_tf_state): Remove eh_label.
329 (emit_post_landing_pad): New.
330 (emit_resx, emit_eh_dispatch): New.
331 (note_eh_region_may_contain_throw): New.
332 (frob_into_branch_around): Take eh_region not eh label;
333 emit eh code into eh_seq.
334 (honor_protect_cleanup_actions): Early exit for no actions. Don't
335 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
336 lower_eh_must_not_throw. Emit code to eh_seq.
337 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
338 (lower_try_finally_onedest): Likewise.
339 (lower_try_finally_copy): Likewise.
340 (lower_try_finally_switch): Likewise.
341 (lower_try_finally): Initialize ehp_region.
342 (lower_catch): Update for eh_catch objects.
343 (lower_eh_filter): Don't handle must_not_throw.
344 (lower_eh_must_not_throw): New.
345 (lower_cleanup): Don't set eh_label.
346 (lower_eh_constructs_2): Resolve eh builtins.
347 Handle GIMPLE_EH_MUST_NOT_THROW.
348 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
349 Add eh_seq to the end of the function body.
350 (make_eh_dispatch_edges): New.
351 (make_eh_edge): Remove.
352 (make_eh_edges): Simplify for landing pads.
353 (redirect_eh_edge_1): New.
354 (redirect_eh_edge): Use it.
355 (redirect_eh_dispatch_edge): New.
356 (stmt_could_throw_p): Use a switch. Allow RESX.
357 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
358 (stmt_can_throw_internal): Likewise.
359 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
360 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
361 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
362 (gate_refactor_eh): New.
363 (pass_refactor_eh): Use it.
364 (lower_resx, execute_lower_resx, pass_lower_resx): New.
365 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
366 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
367 (remove_unreachable_handlers): Rename from
368 tree_remove_unreachable_handlers; rewrite for landing pads;
369 call remove_eh_handler directly.
370 (remove_unreachable_handlers_no_lp): New.
371 (unsplit_eh, unsplit_all_eh): New.
372 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
373 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
374 (cleanup_empty_eh_unsplit): New.
375 (cleanup_empty_eh): Rewrite.
376 (cleanup_all_empty_eh): New.
377 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
378 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
379 (gate_cleanup_eh): New.
380 (pass_cleanup_eh): Use it.
381 (verify_eh_edges): Move later in file. Expect one EH edge.
382 (verify_eh_dispatch_edge): New.
384 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
385 (gtype-desc.o): Add TARGET_H.
386 (tree.o): Use EXCEPT_H, not except.h.
387 (cfgbuild.o): Add EXPR_H.
388 (GTFILES): Add vecprim.h.
389 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
390 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
391 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
392 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
393 * calls.c (emit_call_1): Use make_reg_eh_region_note.
394 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
395 calls to can_throw_internal.
396 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
397 (make_edges): Don't handle RESX; use can_nonlocal_goto.
398 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
399 (expand_gimple_stmt): Use make_reg_eh_region_note.
400 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
401 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
402 or find_exception_handler_labels.
403 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
404 there is exacly one EH edge. Use can_nonlocal_goto and
406 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
407 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
408 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
409 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
410 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
411 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
412 * dse.c (scan_insn): Use insn_could_throw_p.
413 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
414 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
415 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
416 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
417 EXC_PTR_EXPR or FILTER_EXPR.
418 (tree_expr_nonzero_warnv_p): Likewise.
419 * function.h: Include vecprim.h, not varray.h
420 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
421 move ttype_data and ehspec_data members to struct eh_status; change
422 action_record_data member to a VEC.
423 * gcse.c (hash_scan_set): Use can_throw_internal.
424 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
425 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
426 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
427 (block_may_fallthru): Don't handle RESX_EXPR.
428 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
429 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
430 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
431 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
432 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
433 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
434 (gimple_size): Likewise.
435 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
436 (gimple_build_resx): Use gimple_build_with_ops.
437 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
438 (is_gimple_val): Likewise.
439 (is_gimple_stmt): Remove RESX_EXPR.
440 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
441 (GIMPLE_RESX): Reorder with other EH constructs.
442 * gimple.h (struct gimple_statement_eh_mnt): New.
443 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
444 (gimple_eh_filter_must_not_throw): Remove.
445 (gimple_eh_filter_set_must_not_throw): Remove.
446 (gimple_eh_must_not_throw_fndecl): New.
447 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
448 (is_gimple_resx): New.
449 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
450 Don't copy EH_FILTER_MUST_NOT_THROW.
451 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
452 * ipa-inline.c (estimate_function_body_sizes): Don't try to
453 handle must_not_throw_labels specially.
454 * ipa-pure-const.c (check_call): Update debug statement for LP.
455 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
456 * ipa-utils.c (get_base_var): Likewise.
457 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
458 * lower-subreg.c (move_eh_region_note): Remove.
459 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
460 * omp-low.c (new_omp_context): Update for eh_lp_nr.
461 (create_task_copyfn): Likewise.
462 (maybe_catch_exception): Use gimple_build_eh_filter.
463 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
464 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
465 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
467 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
468 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
469 can_throw_internal, can_nonlocal_goto.
470 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
471 copy_reg_eh_region_note_forward.
472 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
473 (emit_output_reload_insns): Likewise.
474 (copy_eh_notes): Remove.
475 * rtl.def (RESX): Remove.
476 * rtl.h: Update declarations.
477 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
478 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
479 (update_eh_label): Remove.
480 (cleanup_dead_labels_eh): New.
481 (cleanup_deal_labels): Use it instead of update_eh_label.
482 (gimple_merge_blocks): Update landing pad data structure when
483 removing a landing pad label.
484 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
485 test; handle GIMPLE_EH_MUST_NOT_THROW.
486 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
487 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
488 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
489 (verify_stmt): Likewise. Verify landing pads.
490 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
491 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
492 (struct move_stmt_d): Add eh_map.
493 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
494 (move_stmt_r): Remap eh region numbers in builtin calls,
495 resx and eh_dispatch.
496 (move_block_to_fn): Remove eh_offset parameter. Use
497 maybe_duplicate_eh_stmt_fn.
498 (find_outermost_region_in_block): Operate on eh_region pointers
499 instead of region numbers.
500 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
501 duplicate_eh_regions.
502 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
503 test earlier. Disallow EH landing pads.
504 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
505 * tree-flow.h: Update declarations.
506 (struct tree_ann_common_d): Replace rn with lp_nr.
507 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
508 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
509 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
510 resx and eh_dispatch.
511 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
512 (copy_edges_for_bb): Use make_eh_dispatch_edges.
513 (copy_cfg_body): Expect eh_map instead of eh_region_offset
514 from duplicate_eh_regions.
515 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
516 update RESX; handle EH_DISPATCH.
517 (expand_call_inline): Set eh_lp_nr, not eh_region.
518 (maybe_inline_call_in_expr): Likewise.
519 * tree-inline.h (struct copy_body_data): Replace eh_region with
520 eh_lp_nr, eh_region_offset with eh_map.
521 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
522 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
523 * tree-pretty-print.c (dump_generic_node): Don't handle
524 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
525 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
526 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
527 EXC_PTR_EXPR, FILTER_EXPR.
528 * tree-ssa-operands.c (get_expr_operands): Likewise.
529 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
530 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
531 (ao_ref_init_from_vn_reference): Likewise.
532 * tree-ssa-sink.c (statement_sink_location): Likewise.
533 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
534 (mark_virtual_phi_result_for_renaming): Export. Tidy.
535 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
536 EXC_PTR_EXPR, FILTER_EXPR.
537 (is_exception_related): Remove.
538 (compute_avail): Don't call it.
539 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
540 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
541 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
542 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
544 (build_resx): Remove.
545 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
546 * tree.h: Update declarations.
547 (EH_FILTER_MUST_NOT_THROW): Remove.
548 (struct tree_label_decl): Add eh_landing_pad_nr.
549 (EH_LANDING_PAD_NR): New.
550 * value-prof.c (gimple_ic): Tidy variable names. Update for
552 (gimple_stringop_fixed_value): Tidy variable names. Assert
553 that neither call stmt can throw.
554 * vecprim.h (uchar): New.
555 (VEC(uchar,heap), VEC(uchar,gc)): New.
557 * c-common.c (c_define_builtins): Update call to
558 build_common_builtin_nodes.
559 * c-parser.c (c_parse_file): Don't call
560 default_init_unwind_resume_libfunc.
562 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
564 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
565 (mips_cprestore_address_p): Likewise.
566 (mips_save_gp_to_cprestore_slot): Likewise.
567 (mips_restore_gp): Rename to...
568 (mips_restore_gp_from_cprestore_slot): ...this.
569 (mips_must_initialize_gp_p): Declare.
570 (mips_emit_save_slot_move): Likewise.
571 (mips_output_load_label): Return nothing.
572 (mips_eh_uses): Declare.
573 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
574 (TARGET_CPRESTORE_DIRECTIVE): New macro.
575 (TARGET_ABSOLUTE_JUMPS): Likewise.
577 (FIRST_PSEUDO_REGISTER): Update comment.
578 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
579 (MIPS_CALL): ...here.
580 (REGISTER_NAMES): Add $cprestore.
581 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
582 Add load_label_length, has_inflexible_gp_insn_p,
583 has_flexible_gp_insn_p, must_initialize_gp_p and
584 must_restore_gp_when_clobbered_p.
585 (mips_expand_call): Don't generate split instructions here.
586 (mips_split_call): Update the call to mips_restore_gp after
587 the above name change.
588 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
589 (mips_find_gp_ref): New function.
590 (mips_insn_has_inflexible_gp_ref_p): Likewise.
591 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
592 (mips_insn_has_flexible_gp_ref_p): Likewise.
593 (mips_cfun_has_flexible_gp_ref_p): Likewise.
594 (mips_function_has_gp_insn): Delete.
595 (mips_global_pointer): Drop the df_regs_ever_live_p check.
596 Use the new functions above. Only return INVALID_REGNUM
597 for TARGET_ABSOLUTE_JUMPS.
598 (mips_must_initialize_gp_p): New function.
599 (mips_get_cprestore_base_and_offset): New function, extracted from...
600 (mips_cprestore_slot): ...here. Take a bool parameter.
601 (mips_cfun_has_cprestore_slot_p): New function.
602 (mips_cprestore_address_p): Likewise.
603 (mips_save_gp_to_cprestore_slot): Likewise.
604 (mips_restore_gp): Rename to...
605 (mips_restore_gp_from_cprestore_slot): ...this. Assert
606 epilogue_completed. Update the call to mips_cprestore_slot.
607 Test cfun->machine->must_restore_gp_when_clobbered_p.
608 (mips_direct_save_slot_move_p): New function.
609 (mips_emit_save_slot_move): Likewise.
610 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
611 of cfun->machine->global_pointer.
612 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
613 (mips_save_reg): Use mips_emit_save_slot_move.
614 (mips_expand_prologue): Set must_initialize_gp_p.
615 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
616 for all cprestore saves. Emit a use_cprestore instruction after
617 setting up the cprestore slot.
618 (mips_restore_reg): Use mips_emit_save_slot_move.
619 (mips_process_load_label): New function.
620 (mips_load_label_length): Likewise.
621 (mips_output_load_label): Don't return asm: output it here instead.
622 Use mips_process_load_label.
623 (mips_adjust_insn_length): Adjust the length of branch instructions
624 that have length MAX_PIC_BRANCH_LENGTH.
625 (mips_output_conditional_branch): Update the call to
626 mips_output_load_label. Assume the branch target is OPERANDS[0]
627 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
628 (mips_output_order_conditional_branch): Swap the meaning of
629 OPERANDS[0] and OPERANDS[1].
630 (mips_variable_issue): Don't count ghost instructions.
631 (mips_expand_ghost_gp_insns): New function.
632 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
633 (mips_output_mi_thunk): Set must_initialize_gp_p.
634 (mips_eh_uses): New function.
635 * config/mips/predicates.md (cprestore_save_slot_operand)
636 (cprestore_load_slot_operand): New predicates.
637 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
638 (UNSPEC_MOVE_GP): Likewise.
639 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
640 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
641 (CPRESTORE_SLOT_REGNUM): New register.
642 (MAX_PIC_BRANCH_LENGTH): New constant.
643 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
644 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
645 branches. Fix commentary.
646 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
647 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
648 Change type to "ghost".
649 (loadgp_absolute_<mode>): Likewise.
650 (loadgp_rtp_<mode>): Likewise.
651 (copygp_mips16): Likewise.
652 (loadgp_blockage): Remove redundant mode attribute.
653 (potential_cprestore): New instruction.
654 (cprestore): Turn into an unspec set.
655 (use_cprestore): New instruction.
656 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
657 (*branch_fp_inverted): Likewise.
658 (*branch_order<mode>): Likewise.
659 (*branch_order<mode>_inverted): Likewise.
660 (*branch_equality<mode>): Likewise.
661 (*branch_equality<mode>_inverted): Likewise.
662 (*branch_bit<bbv><mode>): Likewise.
663 (*branch_bit<bbv><mode>_inverted): Likewise.
664 (*branch_equality<mode>_mips16): Remove redundant mode.
665 (jump): Turn into a define_expand.
666 (*jump_absolute): New instruction.
667 (*jump_pic): Likewise.
668 (*jump_mips16): Rename previously-unnamed pattern. Remove
669 redundant mode attribute.
670 (restore_gp): Split on epilogue_completed rather than
671 reload_completed. Change type to "ghost".
672 (move_gp<mode>): New instruction.
673 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
674 Remove redundant mode attribute.
675 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
676 (bc1any4f, bc1any2t, bc1any2f): Likewise.
677 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
679 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
682 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
683 are returned in the same register (vs34 or v2) that Altivec vector
684 types are returned in.
685 (rs6000_libcall_value): Ditto.
688 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
689 instead of explicit addsi3/adddi3 calls.
690 (rs6000_split_multireg_move): Ditto.
691 (rs6000_emit_allocate_stack): Ditto.
692 (rs6000_emit_prologue): Ditto.
693 (rs6000_output_mi_thunk): Ditto.
695 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
696 size is 64 bits if we can use 64-bit registers.
698 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
700 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
703 From Jie Zhang <jie.zhang@analog.com>:
704 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
705 save FP and RETS with saveall attribute.
706 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
707 with saveall attribute.
709 * config/bfin/bfin.c (bfin_expand_builtin,
710 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
713 From Jie Zhang <jie.zhang@analog.com>:
714 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
715 before use in two places.
716 * config/bfin/bfin.md (AREG): Define mode iterator.
717 (reload_in, reload_out): Use mode iterator AREG.
719 2009-09-14 Richard Guenther <rguenther@suse.de>
722 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
725 2009-09-13 Richard Guenther <rguenther@suse.de>
726 Rafael Avila de Espindola <espindola@google.com>
728 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
729 (LANG_HOOKS_EH_PERSONALITY): Likewise.
730 (LANG_HOOKS_INITIALIZER): Adjust.
731 (lhd_pass_through_t): Declare.
732 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
734 * langhooks.c (lhd_pass_through_t): New function.
735 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
736 dwarf2out_begin_prologue): Use personality from current_function_decl.
737 * expr.h (get_personality_function): Declare.
738 * expr.c (get_personality_function): New function.
739 (build_personality_function): Likewise.
740 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
741 (eh_personality_libfunc): Remove.
742 * optabs.c (build_libfunc_function): New function split out from ...
743 (init_one_libfunc): ... here.
744 * tree.h (DECL_FUNCTION_PERSONALITY): New.
745 (tree_function_decl): Add personality.
746 (lhd_gcc_personality): Declare.
747 (build_personality_function): Likewise.
748 * tree.c (gcc_eh_personality_decl): New.
749 (lhd_gcc_personality): New function.
750 * except.h (lang_eh_runtime_type): Remove.
751 (enum eh_personality_kind): New.
752 (build_personality_function): Declare.
753 (function_needs_eh_personality): Declare.
754 * except.c (lang_eh_runtime_type): Remove.
755 (function_needs_eh_personality): New function.
756 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
757 (sjlj_emit_function_enter, output_function_exception_table):
758 Use personality from current_function_decl.
759 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
760 * tree-inline.c (tree_can_inline_p): Do not inline across different
762 (expand_call_inline): Likewise. Adjust the callers EH personality.
763 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
764 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
765 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
766 (c-parser.o): Likewise
767 * c-tree.h (c_eh_initialized_p): Remove.
768 (c_maybe_initialize_eh): Likewise.
769 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
770 (finish_decl): Don't call c_maybe_initialize_eh.
771 (c_eh_initialized_p): Remove.
772 (c_maybe_initialize_eh): Likewise.
773 * c-parser.c (c_parser_omp_construct): Likewise.
774 (c_parse_file): Initialize exception handling.
776 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
778 * config.gcc (tm_file): Remove i386/biarch32.h
779 for i?86-w64-mingw* case.
780 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
782 * config.host: Set for x64 mingw the option
783 use_long_long_for_widest_fast_int to yes.
785 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
787 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
788 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
789 (dbxout_begin_function): Likewise.
790 * final.c (dwarf2_debug_info_emitted_p): New predicate.
791 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
793 (final_end_function): Likewise.
794 (final_scan_insn): Likewise.
795 (rest_of_handle_final): Likewise.
796 * varasm.c (assemble_start_function): Likewise.
797 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
799 2009-09-12 Jason Merrill <jason@redhat.com>
801 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
802 * opts.c (common_handle_option): constify.
804 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
806 * doc/install.texi (avr): Remove obsolete reference site.
808 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
810 * doc/install.texi (Binaries): Adjust AIX link.
812 2009-09-12 Akim Demaille <demaille@gostai.com>
814 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
815 Use an imperative sentence.
817 2009-09-11 Richard Henderson <rth@redhat.com>
819 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
820 structure-name and has-tree-operands arguments; update all entries.
821 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
823 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
824 (gsstruct_code_size): New.
825 (gss_for_code_): New.
826 (gss_for_code): Remove.
827 (gimple_size): Rewrite using gsstruct_code_size.
828 (gimple_statement_structure): Move to gimple.h.
829 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
830 (gss_for_code, gimple_statement_structure): New.
831 (gimple_ops): Use new arrays; tidy.
833 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
835 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
836 operand to be a PLUS expression.
837 * config/pa/pa.c (pa_secondary_reload): Likewise.
839 2009-09-11 Jakub Jelinek <jakub@redhat.com>
841 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
843 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
846 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
848 From Jie Zhang <jie.zhang@analog.com>:
849 * doc/extend.texi (node Function Attributes): Document l2
851 (node Blackfin Variable Attributes): Document l2 variable attributes.
853 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
855 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
856 to match the system compiler's configuration at inflection point.
857 Add comment to remark a remaining difference with system compiler.
859 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
860 * configure: Regenerate.
862 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
864 From Jie Zhang <jie.zhang@analog.com>:
865 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
866 (bfin_handle_l2_attribute): New.
867 (bfin_attribute_table): Add l2 attribute.
869 2009-09-11 Michael Matz <matz@suse.de>
872 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
873 on the local_decls list.
875 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
879 * cselib.c (cselib_expand_value_rtx_cb): Document callback
881 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
882 for VALUEs, to implement the documented interface.
883 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
884 Adjust for VALUEs and anything else, to implement the
885 documented interface.
887 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
889 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
890 with actual SPE/paired vector modes before using 64-bit alignment.
891 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
893 2009-09-10 DJ Delorie <dj@redhat.com>
895 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
898 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
899 * config/mep/mep.c (mep_legitimate_constant_p): New.
900 * config/mep/mep-protos.h: Prototype it.
902 2009-09-10 Richard Henderson <rth@redhat.com>
904 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
906 2009-09-10 Jason Merrill <jason@redhat.com>
908 * tree.c (chain_index): New fn.
909 * tree.h: Declare it.
911 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
913 * config/sol2-c.c (cmn_err_length_specs): Initialize
914 scalar_identity_flag.
916 2009-09-10 Richard Henderson <rth@redhat.com>
918 * tree.h (struct tree_decl_common): Move align member earlier;
919 move label_decl_uid member ...
920 (struct tree_label_decl): ... here.
921 (LABEL_DECL_UID): Update to match.
923 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
926 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
927 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
929 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
930 dest_prev if the edge is complex.
932 * tree-cfg.c (is_ctrl_stmt): Use a switch.
934 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
935 loop latch tests earlier.
937 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
938 before GIMPLE_RETURN, not after its predecessor; insert
941 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
942 gimple_seq_empty_p to test for no PHI nodes.
943 * tree-cfg.c (split_critical_edges): Likewise.
945 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
947 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
949 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
950 introduced by the VTA branch merge.
952 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
954 * ira-conflicts.c: Use fputs or putc instead of fprintf
958 * tree-switch-conversion.c: Ditto.
960 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
962 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
963 introduced by the VTA branch merge.
965 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
968 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
970 PR rtl-optimization/39779
971 * expr.c (convert_modes): Return when mode == oldmode after
972 CONST_INTs are processed.
974 2009-09-10 Nick Clifton <nickc@redhat.com>
976 * config/mep/mep.c (mep_encode_section_info): Copy weakness
977 attribute and referring decl when creating renamed symbol.
979 2009-09-10 Richard Guenther <rguenther@suse.de>
982 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
984 (cgraph_finalize_compilation_unit): Compute reachability
985 before emitting thunks. Properly process aliases before
986 possibly removing unreachable nodes.
988 2009-09-10 Richard Guenther <rguenther@suse.de>
991 * tree.c (struct free_lang_data_d): Add worklist member.
992 (find_decls_types_r): Push onto the worklist instead of recursing.
993 Handle TREE_BINFOs properly.
994 (find_decls_types): New function wrapped around find_decls_types_r
995 to process the worklist.
996 (find_decls_types_in_eh_region): Use it.
997 (find_decls_types_in_node): Likewise.
998 (find_decls_types_in_var): Likewise.
999 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1000 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1001 (AGGREGATE_TYPE_P): Adjust.
1003 2009-09-09 Jason Merrill <jason@redhat.com>
1005 * configure.ac: Check glibc version even if we have an in-tree
1008 2009-09-09 Anthony Green <green@moxielogic.com>
1010 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1011 the constant 0 when appropriate.
1012 * config/moxie/constraints.md: Add constraint O.
1014 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1015 to pass up to 6 32-bit argument values in registers.
1016 (moxie_function_arg): Ditto.
1017 (moxie_arg_partial_bytes): Ditto.
1018 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1019 (REG_PARM_STACK_SPACE): Ditto.
1020 (FUNCTION_ARG_REGNO_P): Ditto.
1022 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1023 instruction to allocate stack space.
1025 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1027 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1028 unnecessarily stringent constraints. Fix address
1029 calculation in the splitters.
1031 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1033 PR rtl-optimization/39779
1034 * expr.c (convert_modes): Return when mode == oldmode after
1035 CONST_INTs are processed.
1037 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1040 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1041 (ix86_expand_prologue): Take frame.padding0 into logic of
1043 (ix86_expand_epilogue): Likewise.
1045 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1047 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1049 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1050 * config/t-slibgcc-libgcc: New file.
1051 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1053 2009-09-09 Martin Jambor <mjambor@suse.cz>
1055 PR tree-optimization/41089
1056 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1059 2009-09-09 Richard Henderson <rth@redhat.com>
1061 * gimple.h (CASE_GIMPLE_OMP): New.
1062 (is_gimple_omp): Use it.
1063 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1064 (verify_gimple_debug): Likewise.
1066 2009-09-09 Richard Guenther <rguenther@suse.de>
1068 PR tree-optimization/41101
1069 * tree-ssa-pre.c (maximal_set): Remove.
1070 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1071 Defer all blocks we didn't visit at least one successor.
1072 (add_to_exp_gen): Do not add to the maximal set.
1073 (make_values_for_phi): Likewise.
1074 (compute_avail): Likewise.
1075 (init_pre): Do not allocate the maximal set.
1076 (execute_pre): Do not dump it.
1078 2009-09-09 Martin Jambor <mjambor@suse.cz>
1080 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1081 an SSA_NAME rather than a is_gimple_variable.
1083 2009-09-09 Richard Guenther <rguenther@suse.de>
1086 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1087 code dealing with plain pointer bases.
1088 (maybe_fold_offset_to_reference): Likewise.
1089 (maybe_fold_stmt_addition): Adjust.
1091 2009-09-09 Richard Guenther <rguenther@suse.de>
1093 * tree.c (free_lang_data_in_type): Do not free the type variant
1095 (free_lang_data): Merge char_type_node with its properly signed
1097 (pass_ipa_free): Collect after freeing language specific data.
1099 2009-09-09 Michael Matz <matz@suse.de>
1102 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1103 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1104 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1107 2009-09-08 DJ Delorie <dj@redhat.com>
1109 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1111 2009-09-04 Jason Merrill <jason@redhat.com>
1113 * tree.c (tree_find_value): Remove.
1114 * tree.h: Remove prototype.
1115 * varasm.c (assemble_external): Use value_member instead.
1117 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1119 * toplev.c (process_options): Choose default debugging type when
1120 gtoggle enables debug info and type is unset.
1122 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1126 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1129 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1131 * configure: Rebuilt with modified libtool.m4.
1133 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1138 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1140 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1142 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1143 (remove_statement): Likewise.
1144 (rewrite_use_nonlinear_expr): Adjust.
1145 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1146 * tree-ssa.c (release_defs_bitset): ... this. New.
1147 * tree-flow.h (release_defs_bitset): Declare.
1149 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1152 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1153 in the middle block.
1155 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1157 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1158 via intptr_t to long type.
1159 (insert_operand_rank): Cast long type via intptr_t to
1161 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1163 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1164 from pointer to unsigned via uintptr_t.
1166 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1167 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1169 * configure: Regenerated.
1170 * config.in: Regenerated
1171 * system.h (stdint.h): Add include.
1172 (inttypes.h): Likewise.
1173 * Makefile.in (aclocal): Add config/stdint.m4.
1174 * aclocal.m4: Regenerated.
1176 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1178 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1180 (note_np_check_stores): New function.
1181 (harmless_null_pointer_p): New function.
1182 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1183 changed. Take into account whether we're in the shadow of a condjump
1184 that tested NP_REG for NULL.
1185 Lose all code that tested for SEQUENCEs.
1186 (workaround_speculation): Avoid inserting NOPs for loads that are
1187 either always executed or a NULL pointer.
1189 2009-09-08 Jan Hubicka <jh@suse.cz>
1191 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1192 * params.def (early-inlining-insns): Likewise.
1194 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1196 PR rtl-optimization/41239
1197 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1198 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1200 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1201 across calls, as the calls might not always return normally.
1202 (call_may_noreturn_p): New function.
1203 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1204 (init_deps): Initialize it.
1205 (remove_from_deps): Also remove calls from
1206 last_function_call_may_noreturn list.
1208 2009-09-07 Richard Henderson <rth@redhat.com>
1210 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1211 more VR->OPERANDS than LHS operands. Free LHS before returning.
1213 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1215 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1216 (attr "addrtype"): New member "spreg".
1217 Use it if mem_spfp_address_operand is true for the address.
1218 (attr "type"): New entry "stall".
1219 (cpu_unit "load"): New.
1220 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1222 (insn_reservation "loadsp"): New.
1223 (insn_reservation "load_stall1"): New.
1224 (insn_reservation "load_stall3"): New.
1226 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1227 (mem_p_address_operand): Exclude stack and frame pointer based
1229 (mem_spfp_address_operand): New; match them here.
1230 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1231 (bfin_reorg): Call it if scheduling insns.
1232 (bfin_gen_bundles): Remove dummy insns created by
1233 add_sched_insns_for_speculation.
1235 From Jie Zhang <jie.zhang@analog.com>:
1236 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1237 bfin_si_revision, bfin_workarounds): Move these ...
1238 * config/bfin/bfin.h: ... here.
1240 From Mike Frysinger <michael.frysinger@analog.com>
1241 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1242 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1243 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1244 bf547m, bf548m, and bf549m.
1245 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1246 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1247 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1248 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1249 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1250 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1251 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1252 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1253 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1254 bf542m, bf544m, bf547m, bf548m, and bf549m.
1256 From Jie Zhang <jie.zhang@analog.com>:
1257 * config/bfin/predicates.md (p_register_operand): New predicate.
1258 (dp_register_operand): New predicate.
1259 * config/bfin/bfin-protos.h (WA_05000074): Define.
1260 (ENABLE_WA_05000074): Define.
1261 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1262 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1263 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1264 (define_attr addrtype): Allow load/store register to be P register.
1265 (define_attr storereg): New.
1266 (define_cpu_unit anomaly_05000074): New.
1267 (define_insn_reservation dsp32shiftimm): New.
1268 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1269 (define_insn_reservation loadp): Cannot use slot2.
1270 (define_insn_reservation loadsp): Cannot use slot2.
1271 (define_insn_reservation storep): Cannot use slot2. Does not
1272 apply when working around 05000074.
1273 (define_insn_reservation storep_anomaly_05000074): New.
1274 (define_insn_reservation storei): Does not apply when working
1276 (define_insn_reservation storei_anomaly_05000074): New.
1277 (define_attr length): Add dsp32shiftimm case.
1278 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1279 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1280 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1281 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1282 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1284 2009-09-07 Martin Jambor <mjambor@suse.cz>
1287 * tree-sra.c (create_artificial_child_access): Return NULL if
1288 build_ref_for_offset fails.
1289 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1290 and create_artificial_child_access to fail.
1292 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1295 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1296 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1297 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1299 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1301 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1302 block, ensure it has an exit edge. Emit a barrier after a jump.
1304 2009-09-07 Nick Clifton <nickc@redhat.com>
1306 * gcc.c (this_is_linker_script): New variable. Like
1307 this_is_library_file but for the %T constructor.
1308 (end_going_arg): If this_is_linker_script is set then locate the
1309 script and insert a --script switch before it
1310 (do_spec_2): Initialise this_is_linker_script.
1311 (do_spec_1): Likewise. Handle %T construct.
1312 (eval_spec_function): Preserve this_is_linker_script.
1313 * doc/invoke.texi: Document %T construct in spec files.
1314 * config/m32c/m32c.h (LIB_SPEC): Use it.
1316 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1318 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1319 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1320 when volatile flag is set.
1321 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1323 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1326 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1327 (combine_stack_adjustments_for_block): Allow insns between stack
1328 adjustments and stores with corresponding pre-(dec|inc)rement or
1329 pre-modify operation.
1331 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1334 * combine-stack-adj.c (struct csa_memlist): Rename to...
1335 (struct csa_reflist): ... this. Rename mem field to ref.
1336 (free_csa_memlist): Rename to...
1337 (free_csa_reflist): ... this.
1338 (record_one_stack_memref): Rename to...
1339 (record_one_stack_ref): ... this. Handle also REG_P.
1340 (try_apply_stack_adjustment): Handle also REG_P.
1341 (struct record_stack_memrefs_data): Rename to...
1342 (struct record_stack_refs_data): ... this. Rename memlist field to
1344 (record_stack_memrefs): Rename to...
1345 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1346 subexpressions instead of failing when a MEM contains SP references.
1347 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1348 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1350 2009-09-06 Richard Guenther <rguenther@suse.de>
1353 * tree.c (build_array_type): Do not record types marked
1354 with structural equality in the canonical type hashtable.
1356 2009-09-06 Richard Guenther <rguenther@suse.de>
1359 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1361 2009-09-05 Richard Guenther <rguenther@suse.de>
1364 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1366 2009-09-05 Richard Guenther <rguenther@suse.de>
1369 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1371 2009-09-05 Richard Guenther <rguenther@suse.de>
1374 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1375 before comparing function argument types.
1377 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1380 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1383 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1386 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1388 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1389 locators before emit_insn is called.
1391 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1394 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1395 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1396 (reginfo_init): Don't call allocate_reg_info.
1398 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1401 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1402 NONDEBUG_INSN_P instead of INSN_P.
1404 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1407 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1409 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1412 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1413 pattern of the split.
1415 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1417 * toplev.c (process_options): Move setter of flag_var_tracking
1418 before other tests that depend on it. Move down setter of
1419 flag_rename_registers. Don't enable var-tracking-assignments
1420 by default if selective scheduling is enabled. Warn if both
1423 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1425 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1426 comment. Use switch statement to catch overlaps between rtx
1427 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1428 (IS_DECL_CODE): ... here. Remove.
1429 (check_value_is_not_decl): Remove.
1430 (dv_from_decl, dv_from_value): Check after conversion.
1432 2009-09-04 Richard Guenther <rguenther@suse.de>
1435 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1436 after emitting tunks. Move emitting thunks and ctors from ...
1437 (cgraph_optimize): ... here. Remove redundant
1438 cgraph_analyze_functions.
1439 * varasm.c (find_decl_and_mark_needed): Remove no longer
1441 (finish_aliases_1): Adjust check for thunk aliases.
1443 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1445 * config/arm/arm.md (ctzsi2): Added braces
1446 to avoid warning that broke booststrap.
1448 2009-09-04 Martin Jambor <mjambor@suse.cz>
1450 PR tree-optimization/41112
1451 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1452 handle variable-bounded arrays.
1453 (expr_with_var_bounded_array_refs_p): New function.
1454 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1456 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1458 * config/s390/2097.md: Removed two incorrect bypasses.
1459 (z10_fsimpdf): Fixed latency.
1460 (z10_fhex): New insn_reservation.
1461 (z10_floaddf): Fixed latency.
1462 (z10_floadsf): Fixed latency.
1463 (z10_ftrunctf): Fixed latency.
1464 (z10_ftruncdf): Fixed latency.
1465 * config/s390/s390.c (z10_cost): Fixed values.
1466 (s390_adjust_priority): Added z10 path.
1467 * config/s390/s390.md (type): Added fhex.
1468 (*mov<mode>_64dfp): Updated type attribute.
1469 (*mov<mode>_64): Updated type attribute.
1470 (*mov<mode>_31): Updated type attribute.
1471 (*mov<mode>"): Likewise.
1472 * config/s390/2084.md (x_fsimpdf): Updated condition.
1474 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1476 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1477 RTXs in the predicate for operand 1.
1479 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1481 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1482 (rbitsi2): New insn.
1483 (ctzsi2): New expand.
1484 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1486 2009-09-03 Martin Jambor <mjambor@suse.cz>
1488 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1489 (create_artificial_child_access): Use build_ref_for_offset instead
1490 of duplicate_expr_for_different_base.
1491 (propagate_subacesses_accross_link): Likewise.
1493 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1495 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1497 (mips16e_collect_argument_saves): Skip debug instructions.
1498 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1499 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1500 (r10k_insert_cache_barriers): Likewise.
1501 (mips_reorg_process_insns): Likewise.
1503 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1506 * ira.c (update_equiv_reg): Remove check on class likely spill.
1508 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1511 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1512 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1516 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1517 the stack slot if it is passed by invisible reference.
1518 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1519 by invisible reference.
1521 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1523 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1524 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1525 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1527 * config/bfin/sync.md: New file.
1528 * config/bfin/bfin.md: Include it.
1529 (UNSPEC_ATOMIC): New.
1530 (UNSPEC_ONES): Provide a unique number.
1532 From Jie Zhang <jie.zhang@analog.com>:
1533 * config/bfin/bfin.c (ret_regs): New.
1534 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1535 (must_save_rets_p): New.
1536 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1537 current_function_is_leaf.
1538 (do_link): Likewise.
1539 (do_unlink): Likewise.
1540 (expand_interrupt_handler_prologue): Use ret_regs array.
1541 (expand_interrupt_handler_epilogue): Use ret_regs array and
1542 pass return register to gen_return_internal.
1543 (bfin_expand_epilogue): Pass return register to
1544 gen_return_internal.
1545 (bfin_expand_call): Explicitly clobber RETS.
1546 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1547 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1548 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1549 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1551 (return_internal): Take a reg rtx rather than the register number.
1553 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1555 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1556 when comparing against estimated_loop_iterations_int return.
1558 2009-09-03 Richard Guenther <rguenther@suse.de>
1560 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1561 eh_personality_libfunc.
1563 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1565 * tree-parloops.c (separate_decls_in_region): Add space.
1567 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1569 * tree-parloops.c (separate_decls_in_region): Change the condition
1570 checking if there are reductions in the loop.
1572 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1574 PR tree-optimization/38275
1575 * tree-parloops.c (parallelize_loops): Replace profitability condition
1576 for expected number of iterations.
1578 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1580 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1581 (bootstrap-debug): Explain conditions in which it becomes default.
1582 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1585 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1587 * doc/invoke.texi (Optimize Options): Move
1588 -finline-small-functions to the -O2 list.
1590 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1592 * toplev.c (process_options): Enable var-tracking-assignments
1593 by default if var-tracking is enabled.
1595 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1597 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1599 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1600 * rtl.h (prev_nonnote_insn_bb): Declare it.
1602 2009-09-03 Diego Novillo <dnovillo@google.com>
1604 * cgraph.c (cgraph_node_for_decl): New.
1605 * cgraph.h (cgraph_node_for_decl): Declare.
1606 * tree.c (host_integerp): Return 0 if T is NULL.
1608 2009-09-03 Diego Novillo <dnovillo@google.com>
1610 * tree.h (struct alias_pair): Move from varasm.c.
1611 (alias_pairs): Likewise.
1612 (TYPE_MAXVAL): Define.
1613 (TYPE_MINVAL): Define.
1614 (iterative_hash_host_wide_int): Declare.
1615 (remove_unreachable_alias_pairs): Declare.
1616 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1617 * diagnostic.c (default_diagnostic_starter): Make extern.
1618 (default_diagnostic_finalizer): Make extern.
1619 * diagnostic.h (default_diagnostic_starter): Declare.
1620 (default_diagnostic_finalizer): Declare.
1621 (default_tree_printer): Declare.
1622 * toplev.c (default_tree_printer): Make extern.
1624 2009-09-03 Richard Guenther <rguenther@suse.de>
1625 Diego Novillo <dnovillo@google.com>
1627 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1628 * cgraphunit.c (cgraph_expand_function): Do not emit
1629 associated thunks from here.
1630 (cgraph_emit_thunks): New.
1631 (cgraph_optimize): Call it.
1632 Return if any IPA pass finds an error.
1633 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1636 2009-09-03 Simon Baldwin <simonb@google.com>
1637 Rafael Espindola <espindola@google.com>
1638 Richard Guenther <rguenther@suse.de>
1639 Doug Kwan <dougkwan@google.com>
1640 Diego Novillo <dnovillo@google.com>
1642 * tree.c: Include tree-pass.h, langhooks-def.h,
1643 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1644 (free_lang_data_in_type): New.
1645 (need_assembler_name_p): New.
1646 (free_lang_data_in_block): New.
1647 (free_lang_data_in_decl): New.
1648 (struct free_lang_data_d): New.
1649 (add_tree_to_fld_list): New.
1650 (find_decls_types_r): New.
1651 (get_eh_types_for_runtime): New.
1652 (find_decls_types_in_eh_region): New.
1653 (find_decls_types_in_node): New.
1654 (find_decls_types_in_var): New.
1655 (free_lang_data_in_cgraph): New.
1656 (free_lang_data): New.
1657 (gate_free_lang_data): New.
1658 (pass_ipa_free_lang_data): New.
1660 2009-09-03 Diego Novillo <dnovillo@google.com>
1662 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1663 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1664 (lang_hooks): Remove const qualifier.
1665 * ipa.c (cgraph_remove_unreachable_nodes): Call
1666 remove_unreachable_alias_pairs.
1667 * except.c (add_type_for_runtime): Check if TYPE has
1668 already been converted.
1669 (lookup_type_for_runtime): Likewise.
1670 (check_handled): Handle converted types.
1671 * varasm.c (remove_unreachable_alias_pairs): New.
1672 * gimple.c: Include demangle.h.
1673 (gimple_decl_printable_name): New.
1674 (gimple_fold_obj_type_ref): New.
1675 * gimple.h (gimple_decl_printable_name): Declare.
1676 (gimple_fold_obj_type_ref): Declare.
1677 * passes.c (init_optimization_passes): Add pass
1678 pass_ipa_free_lang_data.
1679 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1680 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1682 2009-09-03 Diego Novillo <dnovillo@google.com>
1684 * c-lang.c (lang_hooks): Remove const qualifier.
1686 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1688 * doc/install.texi (*-*-freebsd*): Update target information.
1690 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1692 * hard-reg-set.h (call_fixed_regs): Remove.
1693 * reginfo.c (call_fixed_regs): Remove.
1694 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1695 (globalize_reg): Don't use call_fixed_regs.
1696 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1699 2009-09-01 Michael Matz <matz@suse.de>
1701 * expr.h (emit_storent_insn, expand_expr_real_1,
1702 expand_expr_real_2): Declare.
1703 * expr.c (emit_storent_insn, expand_expr_real_1,
1704 expand_expr_real_2): Export.
1705 (store_expr): Setting and evaluating dont_return_target is useless.
1706 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1707 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1708 * except.c (expand_resx_expr): Rename to ...
1709 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1710 * except.h (expand_resx_stmt): Declare.
1711 * stmt.c: Add include gimple.h
1712 (expand_asm_expr): Rename to ...
1713 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1714 (expand_case): Rewrite to take gimple statement.
1715 * tree.h (expand_asm_stmt): Declare.
1716 (expand_case): Change prototype.
1717 * Makefile.in (stmt.o): Depend on gimple.h.
1718 * builtins.c (expand_builtin_synchronize): Build gimple asm
1719 statement, not an ASM_EXPR.
1720 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1721 gimple_to_tree, release_stmt_tree): Remove.
1722 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1723 ggc_free, but hold comparison code and operands separately.
1724 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1725 (expand_call_stmt, expand_gimple_stmt_1,
1726 expand_gimple_stmt): New helpers.
1727 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1728 release_stmt_tree. Call expand_gimple_stmt instead.
1729 (expand_gimple_basic_block): Ditto.
1731 * calls.c (emit_call_1): Don't look at EH regions here, make
1732 fntree parameter useless.
1733 (expand_call): New local rettype for TREE_TYPE(exp), use it
1734 throughout. Remove local p, use addr instead.
1735 Don't look at EH regions here.
1737 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1739 * doc/invoke.texi (-fsched-pressure): Document it.
1740 (-fsched-reg-pressure-heuristic): Remove it.
1742 * reload.c (ira.h): Include.
1743 (find_reloads): Add choosing reload on number of small spilled
1746 * haifa-sched.c (ira.h): Include.
1747 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1748 saved_reg_pressure, curr_reg_live, saved_reg_live,
1749 region_ref_regs): New variables.
1750 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1751 initiate_reg_pressure_info, setup_ref_regs,
1752 initiate_bb_reg_pressure_info, save_reg_pressure,
1753 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1755 (setup_insn_reg_pressure_info): New function.
1756 (rank_for_schedule): Add pressure checking and insn issue time.
1757 Remove comparison of insn reg weights.
1758 (ready_sort): Set insn reg pressure info.
1759 (update_register_pressure, setup_insn_max_reg_pressure,
1760 update_reg_and_insn_max_reg_pressure,
1761 sched_setup_bb_reg_pressure_info): New functions.
1762 (schedule_insn): Add code for printing and updating reg pressure info.
1763 (find_set_reg_weight, find_insn_reg_weight): Remove.
1764 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1765 (debug_ready_list): Print reg pressure info.
1766 (schedule_block): Ditto. Check insn issue time.
1767 (sched_init): Set up sched_pressure_p. Allocate and set up some
1768 reg pressure related info.
1769 (sched_finish): Free some reg pressure related info.
1770 (fix_tick_ready): Make insn always ready if pressure_p.
1771 (init_h_i_d): Don't call find_insn_reg_weight.
1772 (haifa_finish_h_i_d): Free insn reg pressure info.
1774 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1775 ira_memory_move_cost, ira_class_hard_regs,
1776 ira_class_hard_regs_num, ira_no_alloc_regs,
1777 ira_available_class_regs, ira_reg_class_cover_size,
1778 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1780 * ira-lives.c (single_reg_class): Check mode to find how many
1781 registers are necessary for operand.
1782 (ira_implicitly_set_insn_hard_regs): New.
1784 * common.opt (fsched-pressure): New options.
1785 (fsched-reg-pressure-heuristic): Remove.
1787 * ira.c (setup_eliminable_regset): Rename to
1788 ira_setup_eliminable_regset. Make it external.
1789 (expand_reg_info): Pass cover class to setup_reg_classes.
1790 (ira): Call resize_reg_info instead of allocate_reg_info.
1792 * sched-deps.c: Include ira.h.
1793 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1794 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1795 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1796 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1797 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1798 mark_insn_reg_store, mark_insn_reg_clobber,
1799 setup_insn_reg_pressure_info): New.
1800 (sched_analyze_1): Update implicit_reg_pending_uses.
1801 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1802 Use them to create dependencies. Set insn reg uses and pressure
1803 info. Process reg_pending_uses in one place.
1804 (free_deps): Free implicit sets.
1805 (remove_from_deps): Remove implicit sets if necessary. Check
1806 implicit sets when clearing reg_last_in_use.
1807 (init_deps_global): Clear implicit_reg_pending_clobbers and
1808 implicit_reg_pending_uses.
1810 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1811 ira_memory_move_cost, ira_class_hard_regs,
1812 ira_class_hard_regs_num, ira_no_alloc_regs,
1813 ira_available_class_regs, ira_reg_class_cover_size,
1814 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1815 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1816 ira_implicitly_set_insn_hard_regs): New prototypes.
1818 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1819 cost_elements_num): New variables.
1820 (allocno_costs, total_costs): Rename to costs and
1821 total_allocno_costs.
1822 (COSTS_OF_ALLOCNO): Rename to COSTS.
1823 (allocno_pref): Rename to pref.
1824 (allocno_pref_buffer): Rename to pref_buffer.
1825 (common_classes): Rename to regno_cover_class.
1827 (record_reg_classes): Set allocno attributes only if allocno_p.
1828 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1829 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
1830 and COSTS_OF_ALLOCNO.
1831 (print_costs): Rename to print_allocno_costs.
1832 (print_pseudo_costs): New.
1833 (process_bb_node_for_costs): Split into 2 functions with new
1834 function process_bb_for_costs. Pass BB to process_bb_for_costs.
1835 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
1836 new parameter dump_file. Use cost_elements_num instead of
1837 ira_allocnos_num. Make one iteration if preferred classes were
1838 already calculated for scheduler. Make 2 versions of code
1839 depending on allocno_p.
1840 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
1841 regno_cover_class and COSTS instead of common_classes and
1843 (init_costs, finish_costs): New.
1844 (ira_costs): Set up allocno_p and cost_elements_num. Call
1845 init_costs and finish_costs.
1846 (ira_set_pseudo_classes): New.
1848 * rtl.h (allocate_reg_info): Remove.
1849 (resize_reg_info): Change return type.
1850 (reg_cover_class): New.
1851 (setup_reg_classes): Add new parameter.
1853 * sched-int.h (struct deps_reg): New member implicit_sets.
1854 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1855 (INCREASE_BITS): New macro.
1856 (struct reg_pressure_data, struct reg_use_data): New.
1857 (struct _haifa_insn_data): Remove reg_weight. Add members
1858 reg_pressure, reg_use_list, reg_set_list, and
1859 reg_pressure_excess_cost_change.
1860 (struct deps): New member implicit_sets.
1861 (pressure_p): New variable.
1862 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
1863 (struct reg_pressure_data, struct reg_use_data): New.
1864 (INSN_REG_WEIGHT): Remove.
1865 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
1866 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
1867 (sched_init_region_reg_pressure_info,
1868 sched_setup_bb_reg_pressure_info): New prototypes.
1870 * reginfo.c (struct reg_pref): New member coverclass.
1871 (reg_cover_class): New function.
1872 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
1873 (reg_info_size): New variable.
1874 (allocate_reg_info): Make static. Setup reg_info_size.
1875 (resize_reg_info): Use reg_info_size. Return flag of resizing.
1876 (setup_reg_classes): Add a new parameter. Setup cover class too.
1878 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
1881 * sched-rgn.c (deps_join): Set up implicit_sets.
1882 (schedule_region): Set up region and basic blocks pressure
1885 * passes.c (init_optimization_passes): Move
1886 pass_subregs_of_mode_init before pass_sched.
1888 2009-09-02 Martin Jambor <mjambor@suse.cz>
1890 * tree-sra.c (struct access): New field grp_hint.
1891 (dump_access): Dump grp_hint.
1892 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1894 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1895 those which have been specifically read and somehow written to.
1896 (propagate_subacesses_accross_link): Set grp_hint of right child and
1897 also possibly of the left child.
1899 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1901 * tree-object-size.c (addr_object_size): Always use object_size_type
1902 0 or 2 when determining the pointer pointed object size.
1904 2009-09-02 Richard Guenther <rguenther@suse.de>
1907 2009-08-31 Richard Guenther <rguenther@suse.de>
1909 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1910 to query if the memory regions for memmove overlap.
1911 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1912 asserts on pointers, instead deal with odd trees.
1913 (ptr_derefs_may_alias_p): Likewise.
1914 (refs_may_alias_p_1): Constructor bases also never alias.
1916 2009-08-01 Christian Bruel <christian.bruel@st.com>
1919 2009-07-31 Christian Bruel <christian.bruel@st.com>
1920 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1922 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1924 * doc/invoke.texi (-fvar-tracking-assignments): New.
1925 (-fvar-tracking-assignments-toggle): New.
1926 (-fdump-final-insns=file): Mark filename as optional.
1927 (--param min-nondebug-insn-uid): New.
1928 (-gdwarf-@{version}): Mention version 4.
1929 * opts.c (common_handle_option): Accept it.
1930 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1931 * regrename.c (regrename_optimize): Drop last. Don't count debug
1932 insns as uses. Don't reject change because of debug insn.
1933 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1934 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1935 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1936 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1937 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1938 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1939 * doc/gimple.texi (is_gimple_debug): New.
1940 (gimple_debug_bind_p): New.
1941 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1942 * doc/install.texi (bootstrap-debug): More details.
1943 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1944 (bootstrap-debug-lib): More details.
1945 (bootstrap-debug-ckovw): Update.
1946 (bootstrap-time): New.
1947 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1948 (insert_phi_nodes_for): Insert debug stmts.
1949 (rewrite_stmt): Take iterator. Insert debug stmts.
1950 (rewrite_enter_block): Adjust.
1951 (maybe_replace_use_in_debug_stmt): New.
1952 (rewrite_update_stmt): Use it.
1953 (mark_use_interesting): Return early for debug stmts.
1954 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1955 stmts before replacing stmt.
1956 (move_computations_stmt): Likewise.
1957 * ira-conflicts.c (add_copies): Skip debug insns.
1958 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1959 (regstat_bb_compute_ri): Skip debug insns.
1960 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1961 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1962 check_loop_closed_ssa_stmt): Skip debug stmts.
1963 * tree-tailcall.c (find_tail_calls): Likewise.
1964 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1965 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1966 (build_var_debug_value_stat): Declare.
1967 (build_var_debug_value): Define.
1968 (target_for_debug_bind): Declare.
1969 * reload.c (find_equiv_reg): Skip debug insns.
1970 * rtlanal.c (reg_used_between_p): Skip debug insns.
1971 (side_effects_p): Likewise.
1972 (canonicalize_condition): Likewise.
1973 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1974 insns never depend on debug insns.
1975 (create_ddg_dep_no_link): Likewise.
1976 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1977 Don't add inter-loop dependencies for debug insns.
1978 (build_intra_loop_deps): Likewise.
1979 (create_ddg): Count debug insns.
1980 * ddg.h (struct ddg::num_debug): New.
1981 (num_backargs): Pair up with previous int field.
1982 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1983 -fcompare-debug-second.
1984 * final.c (get_attr_length_1): Skip debug insns.
1985 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1986 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1987 (driver_self_specs): Map -fdump-final-insns to
1988 -fdump-final-insns=..
1989 (get_local_tick): New.
1990 (compare_debug_dump_opt_spec_function): Test for . argument and
1991 compute output name. Compute temp output spec without flag name.
1992 Compute -frandom-seed.
1993 (OPT): Undef after use.
1994 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1995 (average_num_loop_insns): Likewise.
1996 * params.h (MIN_NONDEBUG_INSN_UID): New.
1997 * gimple.def (GIMPLE_DEBUG): New.
1998 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1999 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2000 (merge_in_block): Fix whitespace.
2001 * toplev.c (flag_var_tracking): Update comment.
2002 (flag_var_tracking_assignments): New.
2003 (flag_var_tracking_assignments_toggle): New.
2004 (process_options): Don't open final insns dump file if we're not
2005 going to write to it. Compute defaults for var_tracking.
2006 * df-scan.c (df_insn_rescan_debug_internal): New.
2007 (df_uses_record): Handle debug insns.
2008 * haifa-sched.c (ready): Initialize n_debug.
2009 (contributes_to_priority): Skip debug insns.
2010 (dep_list_size): New.
2012 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2013 they're ready. Disregard previous debug insns to make decisions.
2014 (queue_insn): Never queue debug insns.
2015 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2016 (schedule_insn): Don't reject debug insns because of issue rate.
2017 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2018 (queue_to_ready): Skip and discount debug insns.
2019 (choose_ready): Let debug insns through.
2020 (schedule_block): Check boundary debug insns. Discount debug
2021 insns, schedule them early. Adjust whitespace.
2022 (set_priorities): Check for boundary debug insns.
2023 (add_jump_dependencies): Use dep_list_size.
2024 (prev_non_location_insn): New.
2025 (check_cfg): Use it.
2026 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2028 (remove_unused_ivs): Reset debug stmts.
2029 * modulo-sched.c (const_iteration_count): Skip debug insns.
2030 (res_MII): Discount debug insns.
2031 (loop_single_full_bb_p): Skip debug insns.
2032 (sms_schedule): Likewise.
2033 (sms_schedule_by_order): Likewise.
2034 (ps_has_conflicts): Likewise.
2035 * caller-save.c (refmarker_fn): New.
2036 (save_call_clobbered_regs): Replace regs with saved mem in
2038 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2039 Call refmarker_fn mark for hardregnos.
2040 (mark_reg_as_referenced): New.
2041 (replace_reg_with_saved_mem): New.
2042 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2043 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2045 (cse_extended_basic_block): Skip debug insns.
2046 (count_reg_usage): Likewise.
2047 (is_dead_reg): New, split out of...
2048 (set_live_p): ... here.
2049 (insn_live_p): Use it for debug insns.
2050 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2051 (execute_optimize_stdarg): Likewise.
2052 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2053 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2054 changes in debug stmts as changes.
2055 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2056 (moveup_expr): Don't move across debug insns. Don't move
2057 debug insn if it would create a bookkeeping block.
2058 (moveup_expr_cached): Don't use cache for debug insns that
2059 are heads of blocks.
2060 (compute_av_set_inside_bb): Skip debug insns.
2061 (sel_rank_for_schedule): Schedule debug insns first. Remove
2063 (block_valid_for_bookkeeping_p); Support lax searches.
2064 (create_block_for_bookkeeping): Adjust block numbers when
2065 encountering debug-only blocks.
2066 (find_place_for_bookkeeping): Deal with debug-only blocks.
2067 (generate_bookkeeping_insn): Accept no place to insert.
2068 (remove_temp_moveop_nops): New argument full_tidying.
2069 (prepare_place_to_insert): Deal with debug insns.
2070 (advance_state_on_fence): Debug insns don't start cycles.
2071 (update_boundaries): Take fence as argument. Deal with
2073 (schedule_expr_on_boundary): No full_tidying on debug insns.
2074 (fill_insns): Deal with debug insns.
2075 (track_scheduled_insns_and_blocks): Don't count debug insns.
2076 (need_nop_to_preserve_insn_bb): New, split out of...
2077 (remove_insn_from_stream): ... this.
2078 (fur_orig_expr_not_found): Skip debug insns.
2079 * rtl.def (VALUE): Move up.
2081 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2082 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2083 Set it if debug stmts are found.
2084 (statement_sink_location): Skip debug stmts. Propagate
2085 moving defs into debug stmts.
2086 * ifcvt.c (first_active_insn): Skip debug insns.
2087 (last_active_insns): Likewise.
2088 (cond_exec_process_insns): Likewise.
2089 (noce_process_if_block): Likewise.
2090 (check_cond_move_block): Likewise.
2091 (cond_move_convert_if_block): Likewise.
2092 (block_jumps_and_fallthru_p): Likewise.
2093 (dead_or_predicable): Likewise.
2094 * dwarf2out.c (debug_str_hash_forced): New.
2095 (find_AT_string): Add comment.
2096 (gen_label_for_indirect_string): New.
2097 (get_debug_string_label): New.
2098 (AT_string_form): Use it.
2099 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2100 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2101 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2102 several operations that cannot be represented with DWARF opcodes.
2103 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2104 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2105 (dwarf2out_var_location): Take during-call mark into account.
2106 (output_indirect_string): Update comment. Output if there are
2107 label and references.
2108 (prune_indirect_string): New.
2109 (prune_unused_types): Call it if debug_str_hash_forced.
2110 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2111 (dw_long_long_const): Remove.
2112 (struct dw_val_struct): Change val_long_long type to rtx.
2113 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2114 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2115 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2116 component instead of HOST_BITS_PER_LONG.
2117 (output_loc_operands): Likewise. For const8* assert
2118 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2119 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2120 rather than HOST_BITS_PER_LONG is >= 64.
2121 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2123 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2124 HOST_BITS_PER_LONG for dw_val_class_long_long.
2125 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2126 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2127 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2129 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2130 Handle DW_OP_implicit_value.
2131 (extract_int): Move prototype earlier.
2132 (mem_loc_descriptor): For SUBREG punt if inner
2133 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2134 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2135 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2136 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2137 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2138 instead of Pmode size.
2139 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2140 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2141 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2142 (concat_loc_descriptor, concatn_loc_descriptor,
2143 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2144 (add_location_or_const_value_attribute): Likewise. For single
2145 location loc_lists attempt to use add_const_value_attribute
2146 for constant decls. Add DW_AT_const_value even if
2147 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2149 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2150 (control_flow_insn_p): Likewise.
2151 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2152 (separate_decls_in_region_debug_bind): New.
2153 (separate_decls_in_region): Process debug bind stmts afterwards.
2154 * recog.c (verify_changes): Handle debug insns.
2155 (extract_insn): Likewise.
2156 (peephole2_optimize): Skip debug insns.
2157 * dse.c (scan_insn): Skip debug insns.
2158 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2160 (setup_id_for_insn): Handle debug insns.
2161 (maybe_tidy_empty_bb): Adjust whitespace.
2162 (tidy_control_flow): Skip debug insns.
2163 (sel_remove_insn): Adjust for debug insns.
2164 (sel_estimate_number_of_insns): Skip debug insns.
2165 (create_insn_rtx_from_pattern): Handle debug insns.
2166 (create_copy_of_insn_rtx): Likewise.
2167 * sel-sched-.h (sel_bb_end): Declare.
2168 (sel_bb_empty_or_nop_p): New.
2169 (get_all_loop_exits): Use it.
2170 (_eligible_successor_edge_p): Likewise.
2171 (return_nop_to_pool): Adjust.
2172 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2173 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2174 * gimple-pretty-print.c (dump_gimple_debug): New.
2175 (dump_gimple_stmt): Use it.
2176 (dump_bb_header): Skip gimple debug stmts.
2177 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2178 (fixup_match_2): Likewise.
2179 (regmove_backward_pass): Likewise. Simplify combined
2180 replacement. Handle debug insns.
2181 * function.c (instantiate_virtual_regs): Handle debug insns.
2182 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2183 * print-rtl.h: Include cselib.h.
2184 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2185 * df.h (df_inns_rescan_debug_internal): Declare.
2186 * gcse.c (alloc_hash_table): Estimate n_insns.
2187 (cprop_insn): Don't regard debug insns as changes.
2188 (bypass_conditional_jumps): Skip debug insns.
2189 (one_pre_gcse_pass): Adjust.
2190 (one_code_hoisting_pass): Likewise.
2191 (compute_ld_motion_mems): Skip debug insns.
2192 (one_cprop_pass): Adjust.
2193 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2194 (if_convertible_stmt_p): Handle debug stmts.
2195 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2196 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2197 * ira-build.c (create_bb_allocnos): Skip debug insns.
2198 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2199 (has_single_use): Likewise.
2200 (single_imm_use): Likewise.
2201 (num_imm_uses): Likewise.
2202 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2203 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2204 (create_outofssa_var_map): Likewise.
2205 * lower-subreg.c (adjust_decomposed_uses): New.
2206 (resolve_debug): New.
2207 (decompose_multiword_subregs): Use it.
2208 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2209 * emit-rtl.c: Include params.h.
2210 (cur_debug_insn_uid): Define.
2211 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2212 (copy_rtx_if_shared_1): Handle debug insns.
2213 (reset_used_flags): Likewise.
2214 (set_used_flags): LIkewise.
2215 (get_max_insn_count): New.
2216 (next_nondebug_insn): New.
2217 (prev_nondebug_insn): New.
2218 (make_debug_insn_raw): New.
2219 (emit_insn_before_noloc): Handle debug insns.
2220 (emit_jump_insn_before_noloc): Likewise.
2221 (emit_call_insn_before_noloc): Likewise.
2222 (emit_debug_insn_before_noloc): New.
2223 (emit_insn_after_noloc): Handle debug insns.
2224 (emit_jump_insn_after_noloc): Likewise.
2225 (emit_call_insn_after_noloc): Likewise.
2226 (emit_debug_insn_after_noloc): Likewise.
2227 (emit_insn_after): Take loc from earlier non-debug insn.
2228 (emit_jump_insn_after): Likewise.
2229 (emit_call_insn_after): Likewise.
2230 (emit_debug_insn_after_setloc): New.
2231 (emit_debug_insn_after): New.
2232 (emit_insn_before): Take loc from later non-debug insn.
2233 (emit_jump_insn_before): Likewise.
2234 (emit_call_insn_before): Likewise.
2235 (emit_debug_insn_before_setloc): New.
2236 (emit_debug_insn_before): New.
2237 (emit_insn): Handle debug insns.
2238 (emit_debug_insn): New.
2239 (emit_jump_insn): Handle debug insns.
2240 (emit_call_insn): Likewise.
2242 (init_emit): Take min-nondebug-insn-uid into account.
2243 Initialize cur_debug_insn_uid.
2244 (emit_copy_of_insn_after): Handle debug insns.
2245 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2246 location of single rhs in place.
2247 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2248 (floor_sdiv_adjust): New.
2249 (cell_sdiv_adjust): New.
2250 (cell_udiv_adjust): New.
2251 (round_sdiv_adjust): New.
2252 (round_udiv_adjust): New.
2253 (wrap_constant): Moved from cselib.
2254 (unwrap_constant): New.
2255 (expand_debug_expr): New.
2256 (expand_debug_locations): New.
2257 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2259 (gimple_expand_cfg): Expand debug locations.
2260 * cselib.c: Include tree-pass.h.
2261 (struct expand_value_data): New.
2262 (cselib_record_sets_hook): New.
2263 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2264 (cselib_clear_table): Move, and implemnet in terms of...
2265 (cselib_reset_table_with_next_value): ... this.
2266 (cselib_get_next_unknown_value): New.
2267 (discard_useless_locs): Don't discard preserved values.
2268 (cselib_preserve_value): New.
2269 (cselib_preserved_value_p): New.
2270 (cselib_preserve_definitely): New.
2271 (cselib_clear_preserve): New.
2272 (cselib_preserve_only_values): New.
2273 (new_cselib_val): Take rtx argument. Dump it in details.
2274 (cselib_lookup_mem): Adjust.
2275 (expand_loc): Take regs_active in struct. Adjust. Silence
2276 dumps unless details are requested.
2277 (cselib_expand_value_rtx_cb): New.
2278 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2279 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2280 without details. Copy more subregs. Try to resolve values
2281 using a callback. Wrap constants.
2282 (cselib_subst_to_values): Adjust.
2283 (cselib_log_lookup): New.
2284 (cselib_lookup): Call it.
2285 (cselib_invalidate_regno): Don't count preserved values as useless.
2286 (cselib_invalidate_mem): Likewise.
2287 (cselib_record_set): Likewise.
2288 (struct set): Renamed to cselib_set, moved to cselib.h.
2289 (cselib_record_sets): Adjust. Call hook.
2290 (cselib_process_insn): Reset table when it would be cleared.
2291 (dump_cselib_val): New.
2292 (dump_cselib_table): New.
2293 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2294 (remove_forwarder_block): Support moving debug stmts.
2295 * cselib.h (cselib_record_sets_hook): Declare.
2296 (cselib_expand_callback): New type.
2297 (cselib_expand_value_rtx_cb): Declare.
2298 (cselib_reset_table_with_next_value): Declare.
2299 (cselib_get_next_unknown_value): Declare.
2300 (cselib_preserve_value): Declare.
2301 (cselib_preserved_value_p): Declare.
2302 (cselib_preserve_only_values): Declare.
2303 (dump_cselib_table): Declare.
2304 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2305 (try_crossjump_to_edge): Likewise.
2306 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2307 dominated blocks when debug stmts are present.
2308 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2309 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2310 (set_var_live_on_entry): Likewise.
2311 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2312 * cfglayout.c (curr_location, last_location): Make static.
2313 (set_curr_insn_source_location): Don't avoid bouncing.
2314 (get_curr_insn_source_location): New.
2315 (get_curr_insn_block): New.
2316 (duplicate_insn_chain): Handle debug insns.
2317 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2319 * common.opt (fcompare-debug): Move to sort order.
2320 (fdump-unnumbered-links): Likewise.
2321 (fvar-tracking-assignments): New.
2322 (fvar-tracking-assignments-toggle): New.
2323 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2324 because of debug stmts.
2325 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2326 (eliminate_unnecessary_stmts): Walk dominated blocks before
2328 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2329 * ira.c (memref_used_between_p): Skip debug insns.
2330 (update_equiv_regs): Likewise.
2331 * sched-deps.c (sd_lists_size): Accept empty list.
2332 (sd_init_insn): Mark debug insns.
2333 (sd_finish_insn): Unmark them.
2334 (sd_add_dep): Reject non-debug deps on debug insns.
2335 (fixup_sched_groups): Give debug insns group treatment.
2337 (sched_analyze_reg): Don't mark debug insns for sched before call.
2338 (sched_analyze_2): Handle debug insns.
2339 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2341 (deps_analyze_insn): Handle debug insns.
2342 (deps_start_bb): Skip debug insns.
2343 (init_deps): Initialize last_debug_insn.
2344 * tree-ssa.c (target_for_debug_bind): New.
2345 (find_released_ssa_name): New.
2346 (propagate_var_def_into_debug_stmts): New.
2347 (propagate_defs_into_debug_stmts): New.
2348 (verify_ssa): Skip debug bind stmts without values.
2349 (warn_uninialized_vars): Skip debug stmts.
2350 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2351 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2352 (rtx_equal_p): Likewise.
2353 * ira-costs.c (scan_one_insn): Skip debug insns.
2354 (process_bb_node_for_hard_reg_moves): Likewise.
2355 * rtl.h (DEBUG_INSN_P): New.
2356 (NONDEBUG_INSN_P): New.
2357 (MAY_HAVE_DEBUG_INSNS): New.
2358 (INSN_P): Accept debug insns.
2359 (RTX_FRAME_RELATED_P): Likewise.
2360 (INSN_DELETED_P): Likewise
2361 (PAT_VAR_LOCATION_DECL): New.
2362 (PAT_VAR_LOCATION_LOC): New.
2363 (PAT_VAR_OCATION_STATUS): New.
2364 (NOTE_VAR_LOCATION_DECL): Reimplement.
2365 (NOTE_VAR_LOCATION_LOC): Likewise.
2366 (NOTE_VAR_LOCATION_STATUS): Likewise.
2367 (INSN_VAR_LOCATION): New.
2368 (INSN_VAR_LOCATION_DECL): New.
2369 (INSN_VAR_LOCATION_LOC): New.
2370 (INSN_VAR_LOCATION_STATUS): New.
2371 (gen_rtx_UNKNOWN_VAR_LOC): New.
2372 (VAR_LOC_UNKNOWN_P): New.
2373 (NOTE_DURING_CALL_P): New.
2374 (SCHED_GROUP_P): Accept debug insns.
2375 (emit_debug_insn_before): Declare.
2376 (emit_debug_insn_before_noloc): Declare.
2377 (emit_debug_insn_beore_setloc): Declare.
2378 (emit_debug_insn_after): Declare.
2379 (emit_debug_insn_after_noloc): Declare.
2380 (emit_debug_insn_after_setloc): Declare.
2381 (emit_debug_insn): Declare.
2382 (make_debug_insn_raw): Declare.
2383 (prev_nondebug_insn): Declare.
2384 (next_nondebug_insn): Declare.
2385 (delegitimize_mem_from_attrs): Declare.
2386 (get_max_insn_count): Declare.
2387 (wrap_constant): Declare.
2388 (unwrap_constant): Declare.
2389 (get_curr_insn_source_location): Declare.
2390 (get_curr_insn_block): Declare.
2391 * tree-inline.c (insert_debug_decl_map): New.
2392 (processing_debug_stmt): New.
2393 (remap_decl): Don't create new mappings in debug stmts.
2394 (remap_gimple_op_r): Don't add references in debug stmts.
2395 (copy_tree_body_r): Likewise.
2396 (remap_gimple_stmt): Handle debug bind stmts.
2397 (copy_bb): Skip debug stmts.
2398 (copy_edges_for_bb): Likewise.
2399 (copy_debug_stmt): New.
2400 (copy_debug_stmts): New.
2401 (copy_body): Copy debug stmts at the end.
2402 (insert_init_debug_bind): New.
2403 (insert_init_stmt): Take id. Skip and emit debug stmts.
2404 (setup_one_parameter): Remap variable earlier, register debug mapping.
2405 (estimate_num_insns): Skip debug stmts.
2406 (expand_call_inline): Preserve debug_map.
2407 (optimize_inline_calls): Check for no debug_stmts left-overs.
2408 (unsave_expr_now): Preserve debug_map.
2409 (copy_gimple_seq_and_replace_locals): Likewise.
2410 (tree_function_versioning): Check for no debug_stmts left-overs.
2411 Init and destroy debug_map as needed. Split edges unconditionally.
2412 (build_duplicate_type): Init and destroy debug_map as needed.
2413 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2414 (struct copy_body_data): Add debug_stmts and debug_map.
2415 * sched-int.h (struct ready_list): Add n_debug.
2416 (struct deps): Add last_debug_insn.
2417 (DEBUG_INSN_SCHED_P): New.
2418 (BOUNDARY_DEBUG_INSN_P): New.
2419 (SCHEDULE_DEBUG_INSN_P): New.
2420 (sd_iterator_cond): Accept empty list.
2421 * combine.c (create_log_links): Skip debug insns.
2422 (combine_instructions): Likewise.
2423 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2424 return value is always unshared.
2425 (struct rtx_subst_pair): New.
2426 (auto_adjust_pair): New.
2427 (propagate_for_debug_subst): New.
2428 (propagate_for_debug): New.
2429 (try_combine): Skip debug insns. Propagate removed defs into
2431 (next_nonnote_nondebug_insn): New.
2432 (distribute_notes): Use it. Skip debug insns.
2433 (distribute_links): Skip debug insns.
2434 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2435 * resource.c (mark_target_live_regs): Likewise.
2436 * var-tracking.c: Include cselib.h and target.h.
2437 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2439 (micro_operation_type_name): New.
2440 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2441 (struct micro_operation_def): Update comments.
2442 (decl_or_value): New type. Use instead of decls.
2443 (struct emit_note_data_def): Add vars.
2444 (struct attrs_def): Use decl_or_value.
2445 (struct variable_tracking_info_def): Add permp, flooded.
2446 (struct location_chain_def): Update comment.
2447 (struct variable_part_def): Use decl_or_value.
2448 (struct variable_def): Make var_part a variable length array.
2450 (scratch_regs): New.
2451 (cselib_hook_called): New.
2452 (dv_is_decl_p): New.
2453 (dv_is_value_p): New.
2456 (dv_as_opaque): New.
2457 (dv_onepart_p): New.
2459 (IS_DECL_CODE): New.
2460 (check_value_is_not_decl): New.
2461 (dv_from_decl): New.
2462 (dv_from_value): New.
2463 (dv_htab_hash): New.
2464 (variable_htab_hash): Use it.
2465 (variable_htab_eq): Support values.
2466 (variable_htab_free): Free from the right pool.
2467 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2468 (attrs_list_union): Adjust.
2469 (attrs_list_mpdv_union): New.
2470 (tie_break_pointers): New.
2471 (canon_value_cmp): New.
2472 (unshare_variable): Return possibly-modified slot.
2473 (vars_copy_1): Adjust.
2474 (var_reg_decl_set): Adjust. Split out of...
2475 (var_reg_set): ... this.
2476 (get_init_value): Adjust.
2477 (var_reg_delete_and_set): Adjust.
2478 (var_reg_delete): Adjust.
2479 (var_regno_delete): Adjust.
2480 (var_mem_decl_set): Split out of...
2481 (var_mem_set): ... this.
2482 (var_mem_delete_and_set): Adjust.
2483 (var_mem_delete): Adjust.
2487 (variable_union): Adjust. Speed up merge of 1-part vars.
2488 (variable_canonicalize): Use unshared slot.
2489 (VALUED_RECURSED_INTO): New.
2490 (find_loc_in_1pdv): New.
2491 (struct dfset_merge): New.
2492 (insert_into_intersection): New.
2493 (intersect_loc_chains): New.
2495 (canonicalize_loc_order_check): New.
2496 (canonicalize_values_mark): New.
2497 (canonicalize_values_star): New.
2498 (variable_merge_over_cur): New.
2499 (variable_merge_over_src): New.
2500 (dataflow_set_merge): New.
2501 (dataflow_set_equiv_regs): New.
2502 (remove_duplicate_values): New.
2503 (struct dfset_post_merge): New.
2504 (variable_post_merge_new_vals): New.
2505 (variable_post_merge_perm_vals): New.
2506 (dataflow_post_merge_adjust): New.
2507 (find_mem_expr_in_1pdv): New.
2508 (dataflow_set_preserve_mem_locs): New.
2509 (dataflow_set_remove_mem_locs): New.
2510 (dataflow_set_clear_at_call): New.
2511 (onepart_variable_different_p): New.
2512 (variable_different_p): Use it.
2513 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2514 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2516 (track_loc_p): Pass it true.
2517 (struct count_use_info): New.
2518 (find_use_val): New.
2519 (replace_expr_with_values): New.
2521 (use_type): New, partially split out of...
2522 (count_uses): ... this. Count new micro-ops.
2523 (count_uses_1): Adjust.
2524 (count_stores): Adjust.
2525 (count_with_sets): New.
2526 (VAL_NEEDS_RESOLUTION): New.
2527 (VAL_HOLDS_TRACK_EXPR): New.
2528 (VAL_EXPR_IS_COPIED): New.
2529 (VAL_EXPR_IS_CLOBBERED): New.
2530 (add_uses): Adjust. Generate new micro-ops.
2531 (add_uses_1): Adjust.
2532 (add_stores): Generate new micro-ops.
2533 (add_with_sets): New.
2534 (find_src_status): Adjust.
2535 (find_src_set_src): Adjust.
2536 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2537 Handle new micro-ops. Canonicalize value equivalances.
2538 (vt_find_locations): Compute total size of hash tables for
2539 dumping. Perform merge for var-tracking-assignments. Don't
2540 disregard single-block loops.
2541 (dump_attrs_list): Handle decl_or_value.
2542 (dump_variable): Take variable. Deal with decl_or_value.
2543 (dump_variable_slot): New.
2544 (dump_vars): Use it.
2545 (dump_dataflow_sets): Adjust.
2546 (set_slot_part): New, extended to support one-part variables
2547 after splitting out of...
2548 (set_variable_part): ... this.
2549 (clobber_slot_part): New, split out of...
2550 (clobber_variable_part): ... this.
2551 (delete_slot_part): New, split out of...
2552 (delete_variable_part): .... this.
2553 (check_wrap_constant): New.
2554 (vt_expand_loc_callback): New.
2555 (vt_expand_loc): New.
2556 (emit_note_insn_var_location): Adjust. Handle values. Handle
2557 EMIT_NOTE_AFTER_CALL_INSN.
2558 (emit_notes_for_differences_1): Adjust. Handle values.
2559 (emit_notes_for_differences_2): Likewise.
2560 (emit_notes_for_differences): Adjust.
2561 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2562 Adjust. Handle new micro-ops.
2563 (vt_add_function_parameters): Adjust. Create and bind values.
2564 (vt_initialize): Adjust. Initialize scratch_regs and
2565 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2566 operations. Move some code to count_with_sets and add_with_sets.
2567 (delete_debug_insns): New.
2568 (vt_debug_insns_local): New.
2569 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2571 (var_tracking_main): If var-tracking-assignments is enabled
2572 but var-tracking isn't, delete debug insns and leave. Likewise
2573 if we exceed limits or fail the stack adjustments tests, and
2574 after all var-tracking processing.
2575 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2576 (dataflow_set): Add traversed_vars.
2577 (value_chain, const_value_chain): New typedefs.
2578 (value_chain_pool, value_chains): New variables.
2579 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2580 add_value_chains, add_cselib_value_chains, remove_value_chain,
2581 remove_value_chains, remove_cselib_value_chains): New functions.
2582 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2583 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2585 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2586 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2587 (dst_can_be_shared): New variable.
2588 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2589 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2590 different from set->vars, look up slot again instead of using the
2592 (dataflow_set_init): Initialize traversed_vars.
2593 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2594 lookup if set->vars is shared. Don't keep slot cleared before
2595 calling unshare_variable. Unshare set->vars if needed. Adjust
2596 unshare_variable callers. Clear dst_can_be_shared if needed.
2597 Even ->refcount == 1 vars must be unshared if set->vars is shared
2598 and var needs to be modified.
2599 (dataflow_set_union): Set traversed_vars during canonicalization.
2600 (VALUE_CHANGED, DECL_CHANGED): Define.
2601 (set_dv_changed, dv_changed_p): New static inlines.
2602 (track_expr_p): Clear DECL_CHANGED.
2603 (dump_dataflow_sets): Set it.
2604 (variable_was_changed): Call set_dv_changed.
2605 (emit_note_insn_var_location): Likewise.
2606 (changed_variables_stack): New variable.
2607 (check_changed_vars_1, check_changed_vars_2): New functions.
2608 (emit_notes_for_changes): Do nothing if changed_variables is
2609 empty. Traverse changed_variables with check_changed_vars_1,
2610 call check_changed_vars_2 on each changed_variables_stack entry.
2611 (emit_notes_in_bb): Add SET argument. Just clear it at the
2612 beginning, use it instead of local &set, don't destroy it at the end.
2613 (vt_emit_notes): Call dataflow_set_clear early on all
2614 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2615 computed set, dataflow_set_clear also VTI(bb)->in when we are
2616 done with the basic block. Initialize changed_variables_stack,
2617 free it afterwards. If ENABLE_CHECKING verify that after noting
2618 differences to an empty set value_chains hash table is empty.
2619 (vt_initialize): Initialize value_chains and value_chain_pool.
2620 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2621 (variable_tracking_main): Call dump_dataflow_sets before calling
2622 vt_emit_notes, not after it.
2623 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2624 (propagate_var_def_into_debug_stmts): Declare.
2625 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2626 (df_set_note): Reject debug insns.
2627 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2628 add notes to debug insns.
2629 (df_note_bb_compute): Adjust. Likewise.
2630 (df_simulate_uses): Skip debug insns.
2631 (df_simulate_initialize_backwards): Likewise.
2632 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2633 (subst_stack_regs_pat): Reject debug insns.
2634 (convert_regs_1): Handle debug insns.
2635 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2636 (print-rtl.o): Depend on cselib.h.
2637 (cselib.o): Depend on TREE_PASS_H.
2638 (var-tracking.o): Depend on cselib.h and TARGET_H.
2639 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2640 (init_ready_list): Skip boundary debug insns.
2641 (add_branch_dependences): Skip debug insns.
2642 (free_block_dependencies): Check for blocks with only debug insns.
2643 (compute_priorities): Likewise.
2644 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2645 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2647 (gimple_build_debug_bind_stat): New.
2648 (empty_body_p): Skip debug stmts.
2649 (gimple_has_side_effects): Likewise.
2650 (gimple_rhs_has_side_effects): Likewise.
2651 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2652 (gimple_build_debug_bind_stat): Declare.
2653 (gimple_build_debug_bind): Define.
2654 (is_gimple_debug): New.
2655 (gimple_debug_bind_p): New.
2656 (gimple_debug_bind_get_var): New.
2657 (gimple_debug_bind_get_value): New.
2658 (gimple_debug_bind_get_value_ptr): New.
2659 (gimple_debug_bind_set_var): New.
2660 (gimple_debug_bind_set_value): New.
2661 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2662 (gimple_debug_bind_reset_value): New.
2663 (gimple_debug_bind_has_value_p): New.
2664 (gsi_next_nondebug): New.
2665 (gsi_prev_nondebug): New.
2666 (gsi_start_nondebug_bb): New.
2667 (gsi_last_nondebug_bb): New.
2668 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2669 (print_insn): Handle DEBUG_INSN.
2670 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2671 of first insn prevail.
2672 (first_stmt): Skip debug stmts.
2673 (first_non_label_stmt): Likewise.
2674 (last_stmt): Likewise.
2675 (has_zero_uses_1): New.
2676 (single_imm_use_1): New.
2677 (verify_gimple_debug): New.
2678 (verify_types_in_gimple_stmt): Handle debug stmts.
2679 (verify_stmt): Likewise.
2680 (debug_loop_num): Skip debug stmts.
2681 (remove_edge_and_dominated_blocks): Remove dominators last.
2682 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2683 (linearize_expr): Likewise.
2684 * config/i386/i386.c (ix86_delegitimize_address): Call
2685 default implementation.
2686 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2687 (group_barrier_needed): Skip debug insns.
2688 (emit_insn_group_barriers): Likewise.
2689 (emit_all_insn_group_barriers): Likewise.
2690 (ia64_variable_issue): Handle debug insns.
2691 (ia64_dfa_new_cycle): Likewise.
2692 (final_emit_insn_group_barriers): Skip debug insns.
2693 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2694 def cfa without frame.
2695 (process_set): Likewise.
2696 (process_for_unwind_directive): Pass frame on.
2697 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2698 (rs6000_delegitimize_address): New.
2699 (rs6000_debug_adjust_cost): Handle debug insns.
2700 (is_microcoded_insn): Likewise.
2701 (is_cracked_insn): Likewise.
2702 (is_nonpipeline_insn): Likewise.
2703 (insn_must_be_first_in_group): Likewise.
2704 (insn_must_be_last_in_group): Likewise.
2705 (force_new_group): Likewise.
2706 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2707 contains only debug insns.
2708 (rtl_merge_blocks): Skip debug insns.
2709 (purge_dead_edges): Likewise.
2710 (rtl_block_ends_with_call_p): Skip debug insns.
2711 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2712 (mark_reg_dependencies): Skip debug insns.
2713 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2714 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2715 * tree-ssa-threadedge.c
2716 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2717 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2718 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2719 (copyprop_hardreg_forward_1): Handle debug insns.
2720 * reload1.c (reload): Skip debug insns. Replace unassigned
2721 pseudos in debug insns with their equivalences.
2722 (eliminate_regs_in_insn): Skip debug insns.
2723 (emit_input_reload_insns): Skip debug insns at first, adjust
2725 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2726 (get_indirect_ref_operands): Pass opf_no_vops on.
2727 (get_expr_operands): Likewise. Skip debug stmts.
2728 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2730 2009-09-01 Richard Henderson <rth@redhat.com>
2732 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2733 stmt_ends_pp_p statements at least once.
2734 * tree-vrp.c (vrp_initialize): Likewise.
2735 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2737 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2740 Fix AIX bootstrap after PR debug/30161
2741 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2742 that is a GNU extension.
2743 (tmpl_value_parm_die_table): Move the definition of this global
2744 outside #ifdef DWARF2_DEBUGGING_INFO region.
2746 2009-09-01 Richard Guenther <rguenther@suse.de>
2748 * tree.c (tree_expr_size): New function.
2749 * tree.h (tree_expr_size): Declare.
2750 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2751 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2752 * langhooks.c (lhd_expr_size): Remove.
2753 * langhooks.h (struct lang_hooks): Remove expr_size.
2754 * explow.c (expr_size): Use tree_expr_size.
2755 (int_expr_size): Likewise.
2756 * langhooks-def.h (lhd_expr_size): Remove.
2757 (LANG_HOOKS_EXPR_SIZE): Likewise.
2758 (LANG_HOOKS_INITIALIZER): Adjust.
2760 2009-09-01 Richard Guenther <rguenther@suse.de>
2762 * tree-flow.h (mark_addressable): Move declaration ...
2763 * tree.h (mark_addressable): ... here.
2764 * stmt.c (expand_asm_operands): Use mark_addressable, not
2765 lang_hooks.mark_addressable.
2766 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2767 LANG_HOOKS_MARK_ADDRESSABLE.
2768 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2769 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2771 2009-08-31 Chris Demetriou <cgd@google.com>
2773 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2774 vectorize if not TARGET_SSE2.
2776 2009-08-31 DJ Delorie <dj@redhat.com>
2778 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2779 registers if no coprocessor is enabled.
2781 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2784 * cgraph.h (cgraph_get_node): Declare ...
2785 * cgraph.c (cgraph_get_node): ... new function.
2786 * dwarf2out.c (gen_generic_params_dies,
2787 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2788 make_ith_pack_parameter_name,
2789 append_entry_to_tmpl_value_parm_die_table,
2790 gen_remaining_tmpl_value_param_die_attribute): New functions.
2791 (gen_subprogram_die): Generate debug info for template parameters
2792 if debug info level is higher than DINFO_LEVEL_TERSE.
2793 Use tree_add_const_value_attribute_for_decl instead of
2794 tree_add_const_value_attribute.
2795 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2796 instead of tree_add_const_value_attribute.
2797 (gen_struct_or_union_type_die): Generate debug
2798 info for template parameters if debug info level is higher than
2800 (tree_add_const_value_attribute): Handle integral and pointer
2801 constants. Update comment.
2802 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2803 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2804 (reference_to_unused): Fix thinko. Remove redundant predicates from
2806 (tree_add_const_value_attribute): Make this work for constant
2808 tree_add_const_value_attribute_for_decl is to be used for variable
2810 (add_location_or_const_value_attribute): Use
2811 tree_add_const_value_attribute_for_decl now.
2812 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2813 DW_TAG_template_value_param DIEs after function DIEs have been
2815 * langhooks.h (lang_hooks_for_types): Add
2816 get_argument_pack_elems.
2817 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2818 (lang_hooks): Added get_innermost_generic_parms,
2819 get_innermost_generic_args.
2820 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2821 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2822 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2823 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2825 2009-08-31 DJ Delorie <dj@redhat.com>
2827 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2828 it once we start generating the prologue or epilogue.
2829 (mep_call_saves_register): If the frame is locked, re-use
2831 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
2832 (mep_expand_prologue): Call it.
2833 (mep_expand_epilogue): Likewise.
2834 (mep_start_function): Use the same logic as mep_expand_prologue.
2835 (mep_pass_by_reference): Make logic more readable.
2836 (mep_return_in_memory): Zero-sized objects are passed in memory.
2837 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2839 2009-08-31 Richard Guenther <rguenther@suse.de>
2841 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2842 to query if the memory regions for memmove overlap.
2843 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2844 asserts on pointers, instead deal with odd trees.
2845 (ptr_derefs_may_alias_p): Likewise.
2846 (refs_may_alias_p_1): Constructor bases also never alias.
2848 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
2850 * doc/install.texi (Final install): Adjust reference on where to
2851 order printed manuals.
2853 2009-08-30 Olivier Hainque <hainque@adacore.com>
2855 * dwarf2out.c (switch_to_frame_table_section): Move
2856 definition prior to first use.
2858 2009-08-30 Richard Guenther <rguenther@suse.de>
2860 PR tree-optimization/41186
2861 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
2862 (ao_ref_init_from_ptr_and_size): New function.
2863 (ref_maybe_used_by_call_p_1): Be more precise tracking
2864 used ranges for builtin functions.
2865 (ref_maybe_used_by_call_p): Adjust.
2866 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
2867 ranges for builtin functions.
2868 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2870 2009-08-30 Alan Modra <amodra@bigpond.net.au>
2873 * fwprop.c (get_reg_use_in): Delete.
2874 (free_load_extend): New function.
2875 (forward_propagate_subreg): Use it.
2877 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
2879 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2881 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
2884 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2887 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2889 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2890 fini or fini_array section.
2892 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2894 * graphite-dependences.c (graphite_legal_transform_bb): Call
2895 pbb_remove_duplicate_pdrs.
2896 * graphite-poly.c (can_collapse_pdr): Removed.
2897 (pdr_find_duplicate): Removed.
2898 (can_collapse_pdrs): New.
2899 (pbb_remove_duplicate_pdrs): New.
2900 (new_poly_dr): Do not look for duplicates.
2901 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2902 (PBB_PDR_DUPLICATES_REMOVED): New.
2903 (pbb_remove_duplicate_pdrs): Declared.
2905 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2907 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2908 the strides by multiplying by PDR_NB_REFS.
2909 * graphite-poly.c (can_collapse_pdr): New.
2910 (pdr_find_duplicate): New.
2911 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2912 Initialize PDR_NB_REFS.
2913 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2915 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2917 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2920 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2923 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2925 * graphite-dependences.c (pddr_original_scattering): Return NULL
2926 for read-read dependence relations.
2927 * graphite-poly.h (enum poly_dr_type): Fix comment.
2930 (pdr_may_write_p): New.
2932 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2934 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2935 (struct poly_dr): Same.
2936 (new_poly_dr): Same.
2937 * graphite-poly.c (new_poly_dr): Same.
2938 * graphite-dependences.c (dot_deps): Disable call to system.
2940 2009-08-28 Cary Coutant <ccoutant@google.com>
2943 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2944 struct/union/enum types local to a function.
2946 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2947 Sebastian Pop <sebastian.pop@amd.com>
2949 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2950 pbb_strip_mine_time_depth. Changed the implementation so that
2951 transformation is expressed as a transformation on
2952 time (scatttering) dimensions. Also, ensures that the 2d+1
2953 scheduling format is preserved.
2954 (pbb_strip_mine_profitable_p): Profitability is based on the
2955 iteration number of a given time (scattering) dimension,
2956 and not on a original loop depth dimension.
2957 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2958 (pbb_do_strip_mine): Call psct_dynamic_dim.
2959 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2960 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2961 (pbb_nb_dynamic_scattering_transform): New.
2962 (psct_dynamic_dim): New.
2964 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2966 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2967 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2968 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2969 * graphite-interchange.c (build_linearized_memory_access): Same.
2970 (memory_stride_in_loop): Same.
2972 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2974 * graphite-dependences.c (pddr_original_scattering): New.
2975 (graphite_legal_transform_dr): Call pddr_original_scattering.
2978 * graphite-dependences.h (dot_deps): Declared.
2979 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2980 (print_pdr): Print PDR_ID.
2981 * graphite-poly.h (struct poly_dr): Add field id.
2984 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2986 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2988 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2989 not delete the original dependence relation.
2991 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2993 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2994 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2995 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2996 (free_poly_ddr): New.
2997 (pddr_is_empty): New.
2998 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2999 (dependence_polyhedron): Same. Remove useless gcc_assert.
3001 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3002 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3003 * graphite-dependences.h (enum poly_dependence_kind): New.
3004 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3005 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3006 (PDRP_SINK): Renamed PDDR_SINK.
3007 (PDRP_DDP): Renamed PDDR_DDP.
3009 (free_poly_ddr): Declared.
3010 * graphite-poly.c (new_scop): Use the new hash function names.
3011 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3012 into original_pddrs.
3013 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3015 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3017 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3018 bounds with LT_EXPR to make niter analysis more precise on code
3019 generated by Graphite.
3021 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3023 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3024 (graphite_legal_transform_bb): Same.
3025 (poly_drs_may_alias_p): Same.
3027 2009-08-28 Richard Guenther <rguenther@suse.de>
3029 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3031 2009-08-28 Jan Beulich <jbeulich@novell.com>
3033 * config/i386/netware.c: Include langhooks.h.
3034 (i386_nlm_encode_section_info): Simplify.
3035 (netware_override_options): Delete.
3036 * config/i386/netware.h (netware_override_options): Delete
3038 (OVERRIDE_OPTIONS): Delete definition.
3039 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3040 (ASM_COMMENT_START): Define.
3041 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3043 2009-08-28 Jan Beulich <jbeulich@novell.com>
3045 * configure.ac: For in-tree ld, do a plain version check to
3046 determine whether comdat groups are supported.
3047 * configure: Regenerate.
3049 2009-08-28 Olivier Hainque <hainque@adacore.com>
3051 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3052 always defined. Reflect definition or absence of such for
3053 COLLECT_EXPORT_LIST. Readability helper.
3054 (scanfilter): New enum, to help control what symbols
3055 are to be considered or ignored by scan_prog_file.
3056 (enum pass): Rename as "scanpass", moved together with scanfilter
3057 prior to scan_prog_file's prototype.
3058 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3059 Group prototype with the scanpass/scanfilter definitions, factorize
3060 head comments for the several implementations at the prototype.
3061 (main): Reorganize the first pass link control to let AIX
3062 drag only the needed frame tables in executables. Prevent
3063 frame tables collection during the scan aimed at static ctors.
3064 Pre-link and scan for frame tables later to compensate.
3065 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3066 A C statement to issue assembly directives that create a reference
3067 to the given DWARF table identifier label from the current function
3069 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3070 to differentiate first time section entry. Only emit a .data
3071 tables start identifier label the first time around.
3072 (switch_to_frame_table_section): New function. Helper for
3073 output_call_frame_info to switch possibly BACK into the eh_frame
3074 or the debug_frame section depending on FOR_EH.
3075 (output_call_frame_info): Use helper to first enter the proper
3077 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3078 emit a link to the frame table start label from each function
3080 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3081 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3082 * config/rs6000/rs6000-protos.h: Declare it.
3083 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3085 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3087 * config/sh/sh.c (split_branches): Check the result of
3090 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3092 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3093 using -pthread -fopenmp
3095 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3097 * doc/service.texi (service directory): Update URL.
3099 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3101 PR rtl-optimization/40861
3102 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3103 extract word from a multi-word subreg for negative byte positions.
3105 2009-08-27 Tristan Gingold <gingold@adacore.com>
3106 Douglas B Rupp <rupp@gnat.com>
3108 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3109 (SECTION_VMS_OVERLAY): Define.
3110 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3112 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3114 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3115 common_object declarations.
3116 (ia64_section_type_flags): Set section flag for common_object.
3117 * config/ia64/ia64-protos.h
3118 (ia64_vms_output_aligned_decl_common): Declare.
3119 (ia64_vms_elf_asm_named_section): Declare.
3121 2009-08-27 Michael Matz <matz@suse.de>
3123 * expr.c (expand_expr_real_2): New function taking exploded
3124 unary or binary expression, split out from ...
3125 (expand_expr_real_1): ... here. Move over all unary/binary
3126 switch parts to above function, in particular these codes:
3127 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3128 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3129 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3130 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3131 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3132 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3133 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3134 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3135 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3136 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3137 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3138 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3139 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3140 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3141 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3142 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3143 VEC_PACK_FIX_TRUNC_EXPR.
3144 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3147 2009-08-27 Richard Guenther <rguenther@suse.de>
3149 * gengtype.c (main): Handle uint64_t.
3150 * ipa-utils.c (get_base_var): Indent properly.
3151 * tree-ssa-live.c (debug_scope_block): New function.
3152 * tree-flow.h (debug_scope_block): Declare.
3153 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3154 * basic-block.h (enum profile_status): Rename to
3155 enum profile_status_d.
3156 (x_profile_status): Adjust type.
3158 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3161 * dwarf2out.c (get_context_die): Declare this static function.
3162 (gen_type_die_with_usage): Make sure a DIE is a generated for
3163 the context of a typedef.
3165 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3167 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3170 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3172 * config/mips/mips-protos.h (mips_output_sync): Declare.
3173 (mips_sync_loop_insns): Likewise.
3174 (mips_output_sync_loop): Replace first two parameters with an rtx.
3175 * config/mips/mips.c (mips_multi_member): New structure.
3176 (mips_multi_members): New variable.
3177 (mips_multi_start): New function.
3178 (mips_multi_add): Likewise.
3179 (mips_multi_add_insn): Likewise.
3180 (mips_multi_add_label): Likewise.
3181 (mips_multi_last_index): Likewise.
3182 (mips_multi_copy_insn): Likewise.
3183 (mips_multi_set_operand): Likewise.
3184 (mips_multi_write): Likewise.
3185 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3186 (mips_init_print_operand_punct): Update accordingly.
3187 (mips_start_ll_sc_sync_block): New function.
3188 (mips_end_ll_sc_sync_block): Likewise.
3189 (mips_output_sync): Likewise.
3190 (mips_sync_insn1_template): Likewise.
3191 (mips_sync_insn2_template): Likewise.
3192 (mips_get_sync_operand): Likewise.
3193 (mips_process_sync_loop): Likewise.
3194 (mips_output_sync_loop): Use mips_process_sync_loop.
3195 (mips_sync_loop_insns): New function.
3196 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3197 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3198 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3199 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3200 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3201 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3202 (MIPS_SYNC_OLD_OP_12): Likewise.
3203 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3204 (MIPS_SYNC_NEW_OP_12): Likewise.
3205 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3206 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3207 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3208 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3209 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3210 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3211 * config/mips/mips.md (sync_mem): New attribute.
3212 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3213 (sync_exclusive_mask, sync_required_oldval): Likewise.
3214 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3215 (sync_release_barrier): Likewise.
3216 (length): Handle sync loops.
3217 (sync): Use mips_output_sync.
3218 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3219 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3220 and use mips_output_sync_loop.
3221 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3222 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3223 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3224 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3225 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3226 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3227 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3228 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3229 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3231 2009-08-26 Richard Guenther <rguenther@suse.de>
3234 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3235 the types to not match.
3236 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3238 * tree-ssa.c (useless_type_conversion_p): Conversions to
3239 pointers to unprototyped functions are useless.
3241 2009-08-26 Richard Guenther <rguenther@suse.de>
3243 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3244 whole-program condition, prepare to be called for non-globals.
3245 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3246 params build a representative with known type and track its fields.
3248 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3250 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3251 clearing by a taken branch.
3252 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3253 effectively after bbro pass.
3254 (sync_nand<mode>): Ditto.
3255 (sync_old_<fetchop_name><mode>): Ditto.
3256 (sync_old_nand<mode>): Ditto.
3257 (sync_new_<fetchop_name><mode>): Dito.
3258 (sync_new_nand<mode>): Ditto.
3259 (sync_compare_and_swap<mode>_1): Ditto.
3260 (*sync_compare_and_swap<mode>): Ditto.
3261 (sync_lock_test_and_set<mode>_1): Ditto.
3262 ("sync_lock_test_and_set<mode>): Ditto.
3264 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3266 * hwint.h (HOST_LONG_FORMAT): New macro
3267 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3268 Use HOST_PTR_PRINTF.
3269 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3270 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3271 (HOST_PTR_PRINTF): Document.
3273 2009-08-25 Jan Hubicka <jh@suse.cz>
3275 * config/i386/bmmintrin.h: Replace by #error.
3278 Michael Meissner <michael.meissner@amd.com>
3279 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3280 Tony Linthicum <tony.linthicum@amd.com>
3282 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3283 (TARGET_ROUND): New macro for the round/ptest instructions which
3284 are shared between SSE4.1 and SSE5.
3285 (OPTION_MASK_ISA_ROUND): Ditto.
3286 (OPTION_ISA_ROUND): Ditto.
3287 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3288 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3290 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3291 (-mfused-madd): New switch to give users control over whether the
3292 compiler optimizes to use the multiply/add SSE5 instructions.
3294 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3295 (ix86_handle_option): Turn off 3dnow if -msse5.
3296 (override_options): Add SSE5 support.
3297 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3299 (ix86_expand_sse_movcc): Add SSE5 support.
3300 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3301 vector type to the next largest size.
3302 (ix86_expand_sse5_pack): New function to use pperm to pack a
3303 vector type to the next smallest size.
3304 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3305 (IX86_BUILTIN_FMADDSD): Ditto.
3306 (IX86_BUILTIN_FMADDPS): Ditto.
3307 (IX86_BUILTIN_FMADDPD): Ditto.
3308 (IX86_BUILTIN_FMSUBSS): Ditto.
3309 (IX86_BUILTIN_FMSUBSD): Ditto.
3310 (IX86_BUILTIN_FMSUBPS): Ditto.
3311 (IX86_BUILTIN_FMSUBPD): Ditto.
3312 (IX86_BUILTIN_FNMADDSS): Ditto.
3313 (IX86_BUILTIN_FNMADDSD): Ditto.
3314 (IX86_BUILTIN_FNMADDPS): Ditto.
3315 (IX86_BUILTIN_FNMADDPD): Ditto.
3316 (IX86_BUILTIN_FNMSUBSS): Ditto.
3317 (IX86_BUILTIN_FNMSUBSD): Ditto.
3318 (IX86_BUILTIN_FNMSUBPS): Ditto.
3319 (IX86_BUILTIN_FNMSUBPD): Ditto.
3320 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3321 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3322 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3323 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3324 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3325 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3326 (IX86_BUILTIN_PPERM): Ditto.
3327 (IX86_BUILTIN_PERMPS): Ditto.
3328 (IX86_BUILTIN_PERMPD): Ditto.
3329 (IX86_BUILTIN_PMACSSWW): Ditto.
3330 (IX86_BUILTIN_PMACSWW): Ditto.
3331 (IX86_BUILTIN_PMACSSWD): Ditto.
3332 (IX86_BUILTIN_PMACSWD): Ditto.
3333 (IX86_BUILTIN_PMACSSDD): Ditto.
3334 (IX86_BUILTIN_PMACSDD): Ditto.
3335 (IX86_BUILTIN_PMACSSDQL): Ditto.
3336 (IX86_BUILTIN_PMACSSDQH): Ditto.
3337 (IX86_BUILTIN_PMACSDQL): Ditto.
3338 (IX86_BUILTIN_PMACSDQH): Ditto.
3339 (IX86_BUILTIN_PMADCSSWD): Ditto.
3340 (IX86_BUILTIN_PMADCSWD): Ditto.
3341 (IX86_BUILTIN_PHADDBW): Ditto.
3342 (IX86_BUILTIN_PHADDBD): Ditto.
3343 (IX86_BUILTIN_PHADDBQ): Ditto.
3344 (IX86_BUILTIN_PHADDWD): Ditto.
3345 (IX86_BUILTIN_PHADDWQ): Ditto.
3346 (IX86_BUILTIN_PHADDDQ): Ditto.
3347 (IX86_BUILTIN_PHADDUBW): Ditto.
3348 (IX86_BUILTIN_PHADDUBD): Ditto.
3349 (IX86_BUILTIN_PHADDUBQ): Ditto.
3350 (IX86_BUILTIN_PHADDUWD): Ditto.
3351 (IX86_BUILTIN_PHADDUWQ): Ditto.
3352 (IX86_BUILTIN_PHADDUDQ): Ditto.
3353 (IX86_BUILTIN_PHSUBBW): Ditto.
3354 (IX86_BUILTIN_PHSUBWD): Ditto.
3355 (IX86_BUILTIN_PHSUBDQ): Ditto.
3356 (IX86_BUILTIN_PROTB): Ditto.
3357 (IX86_BUILTIN_PROTW): Ditto.
3358 (IX86_BUILTIN_PROTD): Ditto.
3359 (IX86_BUILTIN_PROTQ): Ditto.
3360 (IX86_BUILTIN_PROTB_IMM): Ditto.
3361 (IX86_BUILTIN_PROTW_IMM): Ditto.
3362 (IX86_BUILTIN_PROTD_IMM): Ditto.
3363 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3364 (IX86_BUILTIN_PSHLB): Ditto.
3365 (IX86_BUILTIN_PSHLW): Ditto.
3366 (IX86_BUILTIN_PSHLD): Ditto.
3367 (IX86_BUILTIN_PSHLQ): Ditto.
3368 (IX86_BUILTIN_PSHAB): Ditto.
3369 (IX86_BUILTIN_PSHAW): Ditto.
3370 (IX86_BUILTIN_PSHAD): Ditto.
3371 (IX86_BUILTIN_PSHAQ): Ditto.
3372 (IX86_BUILTIN_FRCZSS): Ditto.
3373 (IX86_BUILTIN_FRCZSD): Ditto.
3374 (IX86_BUILTIN_FRCZPS): Ditto.
3375 (IX86_BUILTIN_FRCZPD): Ditto.
3376 (IX86_BUILTIN_CVTPH2PS): Ditto.
3377 (IX86_BUILTIN_CVTPS2PH): Ditto.
3378 (IX86_BUILTIN_COMEQSS): Ditto.
3379 (IX86_BUILTIN_COMNESS): Ditto.
3380 (IX86_BUILTIN_COMLTSS): Ditto.
3381 (IX86_BUILTIN_COMLESS): Ditto.
3382 (IX86_BUILTIN_COMGTSS): Ditto.
3383 (IX86_BUILTIN_COMGESS): Ditto.
3384 (IX86_BUILTIN_COMUEQSS): Ditto.
3385 (IX86_BUILTIN_COMUNESS): Ditto.
3386 (IX86_BUILTIN_COMULTSS): Ditto.
3387 (IX86_BUILTIN_COMULESS): Ditto.
3388 (IX86_BUILTIN_COMUGTSS): Ditto.
3389 (IX86_BUILTIN_COMUGESS): Ditto.
3390 (IX86_BUILTIN_COMORDSS): Ditto.
3391 (IX86_BUILTIN_COMUNORDSS): Ditto.
3392 (IX86_BUILTIN_COMFALSESS): Ditto.
3393 (IX86_BUILTIN_COMTRUESS): Ditto.
3394 (IX86_BUILTIN_COMEQSD): Ditto.
3395 (IX86_BUILTIN_COMNESD): Ditto.
3396 (IX86_BUILTIN_COMLTSD): Ditto.
3397 (IX86_BUILTIN_COMLESD): Ditto.
3398 (IX86_BUILTIN_COMGTSD): Ditto.
3399 (IX86_BUILTIN_COMGESD): Ditto.
3400 (IX86_BUILTIN_COMUEQSD): Ditto.
3401 (IX86_BUILTIN_COMUNESD): Ditto.
3402 (IX86_BUILTIN_COMULTSD): Ditto.
3403 (IX86_BUILTIN_COMULESD): Ditto.
3404 (IX86_BUILTIN_COMUGTSD): Ditto.
3405 (IX86_BUILTIN_COMUGESD): Ditto.
3406 (IX86_BUILTIN_COMORDSD): Ditto.
3407 (IX86_BUILTIN_COMUNORDSD): Ditto.
3408 (IX86_BUILTIN_COMFALSESD): Ditto.
3409 (IX86_BUILTIN_COMTRUESD): Ditto.
3410 (IX86_BUILTIN_COMEQPS): Ditto.
3411 (IX86_BUILTIN_COMNEPS): Ditto.
3412 (IX86_BUILTIN_COMLTPS): Ditto.
3413 (IX86_BUILTIN_COMLEPS): Ditto.
3414 (IX86_BUILTIN_COMGTPS): Ditto.
3415 (IX86_BUILTIN_COMGEPS): Ditto.
3416 (IX86_BUILTIN_COMUEQPS): Ditto.
3417 (IX86_BUILTIN_COMUNEPS): Ditto.
3418 (IX86_BUILTIN_COMULTPS): Ditto.
3419 (IX86_BUILTIN_COMULEPS): Ditto.
3420 (IX86_BUILTIN_COMUGTPS): Ditto.
3421 (IX86_BUILTIN_COMUGEPS): Ditto.
3422 (IX86_BUILTIN_COMORDPS): Ditto.
3423 (IX86_BUILTIN_COMUNORDPS): Ditto.
3424 (IX86_BUILTIN_COMFALSEPS): Ditto.
3425 (IX86_BUILTIN_COMTRUEPS): Ditto.
3426 (IX86_BUILTIN_COMEQPD): Ditto.
3427 (IX86_BUILTIN_COMNEPD): Ditto.
3428 (IX86_BUILTIN_COMLTPD): Ditto.
3429 (IX86_BUILTIN_COMLEPD): Ditto.
3430 (IX86_BUILTIN_COMGTPD): Ditto.
3431 (IX86_BUILTIN_COMGEPD): Ditto.
3432 (IX86_BUILTIN_COMUEQPD): Ditto.
3433 (IX86_BUILTIN_COMUNEPD): Ditto.
3434 (IX86_BUILTIN_COMULTPD): Ditto.
3435 (IX86_BUILTIN_COMULEPD): Ditto.
3436 (IX86_BUILTIN_COMUGTPD): Ditto.
3437 (IX86_BUILTIN_COMUGEPD): Ditto.
3438 (IX86_BUILTIN_COMORDPD): Ditto.
3439 (IX86_BUILTIN_COMUNORDPD): Ditto.
3440 (IX86_BUILTIN_COMFALSEPD): Ditto.
3441 (IX86_BUILTIN_COMTRUEPD): Ditto.
3442 (IX86_BUILTIN_PCOMEQUB): Ditto.
3443 (IX86_BUILTIN_PCOMNEUB): Ditto.
3444 (IX86_BUILTIN_PCOMLTUB): Ditto.
3445 (IX86_BUILTIN_PCOMLEUB): Ditto.
3446 (IX86_BUILTIN_PCOMGTUB): Ditto.
3447 (IX86_BUILTIN_PCOMGEUB): Ditto.
3448 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3449 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3450 (IX86_BUILTIN_PCOMEQUW): Ditto.
3451 (IX86_BUILTIN_PCOMNEUW): Ditto.
3452 (IX86_BUILTIN_PCOMLTUW): Ditto.
3453 (IX86_BUILTIN_PCOMLEUW): Ditto.
3454 (IX86_BUILTIN_PCOMGTUW): Ditto.
3455 (IX86_BUILTIN_PCOMGEUW): Ditto.
3456 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3457 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3458 (IX86_BUILTIN_PCOMEQUD): Ditto.
3459 (IX86_BUILTIN_PCOMNEUD): Ditto.
3460 (IX86_BUILTIN_PCOMLTUD): Ditto.
3461 (IX86_BUILTIN_PCOMLEUD): Ditto.
3462 (IX86_BUILTIN_PCOMGTUD): Ditto.
3463 (IX86_BUILTIN_PCOMGEUD): Ditto.
3464 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3465 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3466 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3467 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3468 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3469 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3470 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3471 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3472 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3473 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3474 (IX86_BUILTIN_PCOMEQB): Ditto.
3475 (IX86_BUILTIN_PCOMNEB): Ditto.
3476 (IX86_BUILTIN_PCOMLTB): Ditto.
3477 (IX86_BUILTIN_PCOMLEB): Ditto.
3478 (IX86_BUILTIN_PCOMGTB): Ditto.
3479 (IX86_BUILTIN_PCOMGEB): Ditto.
3480 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3481 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3482 (IX86_BUILTIN_PCOMEQW): Ditto.
3483 (IX86_BUILTIN_PCOMNEW): Ditto.
3484 (IX86_BUILTIN_PCOMLTW): Ditto.
3485 (IX86_BUILTIN_PCOMLEW): Ditto.
3486 (IX86_BUILTIN_PCOMGTW): Ditto.
3487 (IX86_BUILTIN_PCOMGEW): Ditto.
3488 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3489 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3490 (IX86_BUILTIN_PCOMEQD): Ditto.
3491 (IX86_BUILTIN_PCOMNED): Ditto.
3492 (IX86_BUILTIN_PCOMLTD): Ditto.
3493 (IX86_BUILTIN_PCOMLED): Ditto.
3494 (IX86_BUILTIN_PCOMGTD): Ditto.
3495 (IX86_BUILTIN_PCOMGED): Ditto.
3496 (IX86_BUILTIN_PCOMFALSED): Ditto.
3497 (IX86_BUILTIN_PCOMTRUED): Ditto.
3498 (IX86_BUILTIN_PCOMEQQ): Ditto.
3499 (IX86_BUILTIN_PCOMNEQ): Ditto.
3500 (IX86_BUILTIN_PCOMLTQ): Ditto.
3501 (IX86_BUILTIN_PCOMLEQ): Ditto.
3502 (IX86_BUILTIN_PCOMGTQ): Ditto.
3503 (IX86_BUILTIN_PCOMGEQ): Ditto.
3504 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3505 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3506 (enum multi_arg_type): New enum for describing the various SSE5
3507 intrinsic argument types.
3508 (bdesc_multi_arg): New table for SSE5 intrinsics.
3509 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3510 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3512 (ix86_expand_builtin): Add SSE5 intrinsic support.
3513 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3514 operand instructions.
3515 (ix86_expand_sse5_multiple_memory): New function to split the
3516 second memory reference from SSE5 instructions.
3517 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3518 (ix86_return_pops_args): Use stdarg_p to determine if the function
3519 has variable arguments.
3520 (ix86_setup_incoming_varargs): Ditto.
3521 (x86_this_parameter): Ditto.
3523 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3525 (ix86_expand_sse5_pack): Ditto.
3526 (ix86_sse5_valid_op_p): Ditto.
3527 (ix86_expand_sse5_multiple_memory): Ditto.
3529 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3530 constant for SSE5 support.
3531 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3532 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3533 (UNSPEC_SSE5_PERMUTE): Ditto.
3534 (UNSPEC_SSE5_ASHIFT): Ditto.
3535 (UNSPEC_SSE5_LSHIFT): Ditto.
3536 (UNSPEC_FRCZ): Ditto.
3537 (UNSPEC_CVTPH2PS): Ditto.
3538 (UNSPEC_CVTPS2PH): Ditto.
3539 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3541 (COM_FALSE_S): Ditto.
3542 (COM_FALSE_P): Ditto.
3543 (COM_TRUE_S): Ditto.
3544 (COM_TRUE_P): Ditto.
3545 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3546 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3548 (memory attribute): Ditto.
3549 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3550 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3551 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3552 (floor<mode>2): Ditto.
3553 (ceil<mode>2): Ditto.
3554 (btrunc<mode>2): Ditto.
3555 (nearbyintdf2): Ditto.
3556 (nearbyintsf2): Ditto.
3557 (sse_setccsf): Disable if SSE5.
3558 (sse_setccdf): Ditto.
3559 (sse5_setcc<mode>): New support for SSE5 conditional move.
3560 (sse5_pcmov_<mode>): Ditto.
3562 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3564 (SSEMODEF2P): Ditto.
3565 (ssemodesuffixf4): New mode attribute for SSE5.
3566 (ssemodesuffixf2s): Ditto.
3567 (ssemodesuffixf2c): Ditto.
3568 (sserotatemax): Ditto.
3569 (ssescalarmode): Ditto.
3570 (sse_maskcmpv4sf3): Disable if SSE5.
3571 (sse_maskcmpv2df3): Ditto.
3572 (sse_vmmaskcmpv4sf3): Ditto.
3573 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3574 (sse5_vmfmadd<mode>4): Ditto.
3575 (sse5_fmsub<mode>4): Ditto.
3576 (sse5_vmfmsub<mode>4): Ditto.
3577 (sse5_fnmadd<mode>4): Ditto.
3578 (sse5_vmfnmadd<mode>4): Ditto.
3579 (sse5_fnmsub<mode>4): Ditto.
3580 (sse5_vmfnmsub<mode>4): Ditto.
3581 (sse5i_fmadd<mode>4): Ditto.
3582 (sse5i_fmsub<mode>4): Ditto.
3583 (sse5i_fnmadd<mode>4): Ditto.
3584 (sse5i_fnmsub<mode>4): Ditto.
3585 (sse5i_vmfmadd<mode>4): Ditto.
3586 (sse5i_vmfmsub<mode>4): Ditto.
3587 (sse5i_vmfnmadd<mode>4): Ditto.
3588 (sse5i_vmfnmsub<mode>4): Ditto.
3589 (mulv16qi3): Add SSE5 support.
3591 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3592 (sse2_mulv4si3): Disable if SSE5.
3593 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3594 (sse4_1_roundps): Ditto.
3595 (sse4_1_roundsd): Ditto.
3596 (sse4_1_roundss): Ditto.
3597 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3599 (sse_maskcmpsf3): Ditto.
3600 (sse_vmmaskcmpv4sf3): Ditto.
3601 (sse2_maskcmpv2df3): Ditto.
3602 (sse2_maskcmpdf3): Ditto.
3603 (sse2_vmmaskcmpv2df3): Ditto.
3604 (sse2_eq<mode>3): Ditto.
3605 (sse2_gt<mode>3): Ditto.
3606 (sse5_pcmov_<mode>): Add SSE5 support.
3607 (vec_unpacku_hi_v16qi): Ditto.
3608 (vec_unpacks_hi_v16qi): Ditto.
3609 (vec_unpacku_lo_v16qi): Ditto.
3610 (vec_unpacks_lo_v16qi): Ditto.
3611 (vec_unpacku_hi_v8hi): Ditto.
3612 (vec_unpacks_hi_v8hi): Ditto.
3613 (vec_unpacku_lo_v8hi): Ditto.
3614 (vec_unpacks_lo_v8hi): Ditto.
3615 (vec_unpacku_hi_v4si): Ditto.
3616 (vec_unpacks_hi_v4si): Ditto.
3617 (vec_unpacku_lo_v4si): Ditto.
3618 (vec_unpacks_lo_v4si): Ditto.
3619 (sse5_pmacsww): New SSE5 intrinsic insn.
3620 (sse5_pmacssww): Ditto.
3621 (sse5_pmacsdd): Ditto.
3622 (sse5_pmacssdd): Ditto.
3623 (sse5_pmacssdql): Ditto.
3624 (sse5_pmacssdqh): Ditto.
3625 (sse5_pmacsdqh): Ditto.
3626 (sse5_pmacsswd): Ditto.
3627 (sse5_pmacswd): Ditto.
3628 (sse5_pmadcsswd): Ditto.
3629 (sse5_pmadcswd): Ditto.
3630 (sse5_pcmov_<move>): Conditional move support on SSE5.
3631 (sse5_phaddbw): New SSE5 intrinsic insn.
3632 (sse5_phaddbd): Ditto.
3633 (sse5_phaddbq): Ditto.
3634 (sse5_phaddwd): Ditto.
3635 (sse5_phaddwq): Ditto.
3636 (sse5_phadddq): Ditto.
3637 (sse5_phaddubw): Ditto.
3638 (sse5_phaddubd): Ditto.
3639 (sse5_phaddubq): Ditto.
3640 (sse5_phadduwd): Ditto.
3641 (sse5_phadduwq): Ditto.
3642 (sse5_phaddudq): Ditto.
3643 (sse5_phsubbw): Ditto.
3644 (sse5_phsubwd): Ditto.
3645 (sse5_phsubdq): Ditto.
3646 (sse5_pperm): Ditto.
3647 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3648 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3649 (sse5_pperm_sign_v8hi_v4si): Ditto.
3650 (sse5_pperm_zero_v8hi_v4si): Ditto.
3651 (sse5_pperm_sign_v4si_v2di): Ditto.
3652 (sse5_pperm_sign_v4si_v2di): Ditto.
3653 (sse5_pperm_pack_v2di_v4si): Ditto.
3654 (sse5_pperm_pack_v4si_v8hi): Ditto.
3655 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3656 (sse5_perm<mode>): New SSE5 intrinsic insn.
3657 (rotl<mode>3): Ditto.
3658 (sse5_rotl<mode>3): Ditto.
3659 (sse5_ashl<mode>3): Ditto.
3660 (sse5_lshl<mode>3): Ditto.
3661 (sse5_frcz<mode>2): Ditto.
3662 (sse5s_frcz<mode>2): Ditto.
3663 (sse5_cvtph2ps): Ditto.
3664 (sse5_cvtps2ph): Ditto.
3665 (sse5_vmmaskcmp<mode>3): Ditto.
3666 (sse5_com_tf<mode>3): Ditto.
3667 (sse5_maskcmp<mode>3): Ditto.
3668 (sse5_maskcmp_uns<mode>3): Ditto.
3669 (sse5_maskcmp_uns2<mode>3): Ditto.
3670 (sse5_pcom_tf<mode>3): Ditto.
3672 * config/i386/predicates.md (sse5_comparison_float_operator):
3673 New predicate to match the comparison operators supported by
3674 the SSE5 com instruction.
3675 (ix86_comparison_int_operator): New predicate to match just the
3676 signed int comparisons.
3677 (ix86_comparison_uns_operator): New predicate to match just the
3678 unsigned int comparisons.
3680 * doc/invoke.texi (-msse5): Add documentation.
3681 (-mfused-madd): Ditto.
3683 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3685 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3687 (x86_64-*-*): Ditto.
3689 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3691 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3692 intrinisics for SSE5.
3694 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3697 * config/i386/mmintrin-common.h: New file, to contain common
3698 instructions between SSE4.1 and SSE5.
3700 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3701 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3702 (gen_regparm_prefix): Ditto.
3704 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3705 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3706 prototype_p to determine if a function is prototyped.
3708 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3710 * c-common.c (c_common_reswords) add the alignof keyword,
3711 with same RID as __alignof and __alignof__
3713 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3715 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3716 * hooks.c (hook_bool_const_int_const_int_true): New function.
3717 * target.h (struct gcc_target): Add can_eliminate field.
3718 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3719 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3720 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3721 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3722 (elim_table): Revise comment.
3723 * system.h (CAN_ELIMINATE): Poison.
3724 * defaults.h (CAN_ELIMINATE): Remove.
3725 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3727 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3728 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3730 (alpha_vms_can_eliminate): Declare as static, change return type to
3732 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3734 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3735 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3736 (arm_can_eliminate): New function.
3738 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3739 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3740 (avr_can_eliminate): Declare as static.
3741 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3743 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3744 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3745 (bfin_can_eliminate): New function.
3747 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3748 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3749 (crx_can_eliminate): New function.
3751 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3752 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3753 (fr30_can_eliminate): New function.
3755 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3756 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3757 (frv_can_eliminate): New function.
3759 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3760 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3761 (h8300_can_eliminate): New function.
3763 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3764 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3765 (i386_can_eliminate): Declare as static, change return type to bool.
3766 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3768 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3769 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3770 (ia64_can_eliminate): New function.
3772 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3773 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3774 (iq2000_can_eliminate): New function.
3776 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3777 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3778 (m32r_can_eliminate): New function.
3780 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3781 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3782 (m68hc11_can_eliminate): New function.
3784 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3785 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3786 (m68k_can_eliminate): New function.
3788 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3789 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3790 (mep_can_eliminate): New function.
3792 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3793 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3794 (mips_can_eliminate): New function.
3796 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3797 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3798 (rs6000_can_eliminate): New function.
3800 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3801 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3802 (s390_can_eliminate): Declare as static.
3803 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3805 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3806 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3807 (score_can_eliminate): New function.
3809 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3810 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3811 (sparc_can_eliminate): Declare as static.
3812 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3814 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3815 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3816 (xstormy16_can_eliminate): New function.
3818 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3819 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3820 (v850_can_eliminate): New function.
3822 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3824 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3825 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3826 (*movdfcc_ext[1234]): Disable for IEEE mode.
3828 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3830 * gimplify.c (prepare_gimple_addressable): New static function.
3831 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
3833 (gimplify_addr_expr): Invoke it similarly on the operand instead of
3834 manually fiddling with it.
3836 2009-08-25 Michael Matz <matz@suse.de>
3838 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
3839 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
3841 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
3842 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
3843 (do_jump): Split out code for simple binary comparisons into ...
3844 (do_jump_1): ... this, taking the individual operands and code.
3845 Change callers to helper function above accordingly.
3846 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
3849 2009-08-25 Michael Matz <matz@suse.de>
3851 * expr.h (struct separate_ops, sepops): New type for passing
3852 around an exploded simple expression.
3853 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3854 Use this structure instead of expression tree.
3855 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3856 expression, only its type.
3857 (expand_vec_cond_expr): Take type and individual operands instead
3859 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
3860 expand_vec_shift_expr): Change prototype accordingly.
3861 * tree-vect-stmts.c (vectorizable_condition): Change call of
3862 expand_vec_cond_expr_p to pass only type.
3863 * expr.c (do_store_flags): Change prototype and implementation
3864 to take an exploded expression.
3865 (expand_expr_real_1): New local ops initialized with details
3866 of the full expression. Use it instead of full
3867 expression in calls to do_store_flags, expand_vec_cond_expr,
3868 expand_widen_pattern_expr and expand_vec_shift_expr.
3870 2009-08-25 Michael Matz <matz@suse.de>
3872 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
3873 treeop2 initialized with first three operands of the full expression.
3874 Substitute all TREE_OPERAND (exp, [012]) calls with them.
3876 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
3878 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
3879 (__gthread_objc_condition_allocate): Mark arguments as unused.
3880 (__gthread_objc_condition_deallocate): Likewise.
3881 (__gthread_objc_condition_wait): Likewise.
3882 (__gthread_objc_condition_broadcast): Likewise.
3883 (__gthread_objc_condition_signal): Likewise.
3884 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
3885 (__gthread_objc_thread_id): Likewise.
3887 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3890 * tree-pretty-print.c (print_call_name): Print the correct call name
3891 for procedure pointer components.
3893 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3895 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3896 default_promote_function_mode when not VMS.
3898 2009-08-24 Olivier Hainque <hainque@adacore.com>
3900 * convert.c (convert_to_integer): Don't assume an input pointer is
3901 POINTER_SIZE wide. Fetch from the type instead.
3903 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3905 * configure.ac (AC_PREREQ): Bump to 2.64.
3907 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3909 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3910 (process_command): Don't search standard_exec_prefix_1 and
3911 standard_exec_prefix_2.
3913 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3915 * config/arm/arm.c (output_return_instruction): Handle for
3918 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3920 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3922 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3924 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3925 (*arm_movdf_vfp): Likewise.
3927 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3929 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3930 (vashr<mode>3): Rename from ashr<mode>3.
3931 (vlshr<mode>3): Rename from lshr<mode>3.
3933 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3936 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3937 (check_format_info_main): Use scalar_identify_flag.
3938 (check_format_types): Check for scalar size identity if
3939 scalar_identify_flag is set.
3940 (printf_length_specs): Extend by new field.
3941 (asm_fprintf_length_specs): Likewise.
3942 (gcc_diag_length_specs): Likewise.
3943 (scanf_length_specs): Likewise.
3944 (strfmon_length_specs): Likewise.
3945 (gcc_gfc_length_specs): Likewise.
3946 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3947 (ms_printf_flag_specs): Likewise.
3948 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3950 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3953 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3954 (*call_value_pop_1): Ditto.
3955 (*sibcall_pop_1): New insn pattern.
3956 (*sibcall_value_pop_1): Ditto.
3958 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3961 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3964 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3967 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3968 (get_reg_use_in): New function.
3969 (forward_propagate_subreg): Propagate through subreg of zero_extend
3972 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3974 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3975 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3977 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3979 * configure.ac: Remove --with-datarootdir, --with-docdir,
3980 --with-htmldir switches. No need to call AC_SUBST for
3981 datarootdir, docdir, htmldir any more.
3982 * configure: Regenerate.
3983 * doc/install.texi (Configuration): Document --datarootdir,
3984 --docdir, --htmldir, --pdfdir; update documentation for
3985 --infodir, --mandir.
3986 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3989 * aclocal.m4: Regenerate.
3990 * config.in: Regenerate.
3991 * configure: Regenerate.
3993 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3994 Olivier Hainque <hainque@adacore.com>
3996 * config/ia64/ia64.c: Include libfuncs.h.
3997 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3998 (ia64_expand_call): Use reg 25 on VMS.
3999 (ia64_initialize_trampoline): Fix for VMS ABI.
4000 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4001 (ia64_function_arg): Initialize reg 25 on VMS.
4002 Fix OpenVMS ABI issues for varargs.
4003 For OpenVMS, emit the Argument Information register set in the
4004 incoming/sibcall case as well.
4005 (ia64_arg_type): New function.
4006 (ia64_function_arg_advance): Keep track of cum->words.
4007 Fix OpenVMS ABI issues for varargs.
4008 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4009 (ia64_override_options): Set flag_no_common on VMS.
4010 (ia64_init_builtins): Disable FWRITE builtin.
4011 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4012 (ia64_vms_init_libfuncs): Add decc$ routines.
4013 (ia64_vms_valid_pointer_mode): New function.
4014 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4015 (ia64_promote_function_mode): New function
4016 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4017 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4018 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4019 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4020 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4021 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4022 Suppress trailing '#' if VALUE is numeric.
4023 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4024 ia64_promote_function_mode.
4025 (TARGET_VALID_POINTER_MODE): Define.
4027 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4030 * config/rs6000/rs6000.c (rs6000_override_options): Use
4031 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4034 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4035 reporting of vector + decimal/boolean/complex error.
4037 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4039 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4040 __vector double TYPE_DECL.
4042 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4044 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4045 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4046 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4047 to pointer to enum machine_mode. Update all callers as needed.
4049 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4051 * config/alpha/alpha.md (exception_receiver): Emit alternative
4052 GP load sequence if flag_reorder_blocks_and_partition is set.
4053 (*exception_receiver_2): Also enable when
4054 flag_reorder_blocks_and_partition is set.
4056 2009-08-20 Matt Rice <ratmice@gmail.com>
4057 Diego Novillo <dnovillo@google.com>
4059 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4062 2009-08-20 Richard Guenther <rguenther@suse.de>
4064 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4065 * c-tree.h (c_dup_lang_specific_decl): Remove.
4066 (struct lang_decl, struct lang_type): Move definitions ...
4067 * c-lang.h: ... here. New file.
4068 * c-decl.c: Include c-lang.h.
4069 (c_dup_lang_specific_decl): Remove.
4070 * c-typeck.c: Include c-lang.h.
4071 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4072 (c-typeck.o): Likewise.
4073 * c-config-lang.in (gtfiles): Add c-lang.h.
4074 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4077 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4079 * config/alpha/alpha.c (alpha_end_function): Do not clear
4080 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4081 this is now handled in generic code.
4083 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4085 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4086 (s390_z10_fix_long_loop_prediction): New function.
4087 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4088 (s390_reorg): Walk over the INSNs and invoke
4089 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4091 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4093 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4094 "*brx_64bit", "*brx_31bit"): New patterns.
4095 * config/s390/s390.c ('E'): New output modifier.
4097 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4098 Richard Earnshaw <richard.earnshaw@arm.com>
4100 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4101 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4103 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4105 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4107 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4108 for mode mode of operand0 when doing secondary reload for SAR.
4110 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4113 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4114 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4116 2009-08-19 Jason Merrill <jason@redhat.com>
4118 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4119 supported template depth in C++0x.
4121 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4123 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4124 free_after_compilation.
4125 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4126 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4127 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4128 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4129 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4130 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4131 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4133 2009-08-19 Ian Lance Taylor <iant@google.com>
4135 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4136 of (plus (mult (neg B) C) A).
4138 2009-08-18 Michael Matz <matz@suse.de>
4140 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4141 instead of comparing TYPE_MAIN_VARIANT for equality.
4142 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4143 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4144 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4145 * gimplify.c (goa_lhs_expr_p): Ditto and use
4146 STRIP_USELESS_TYPE_CONVERSION.
4148 2009-08-18 Michael Matz <matz@suse.de>
4150 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4151 first field in a struct.
4152 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4154 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4156 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4157 locators before emit_insn is called. Remove assert that
4159 (alpha_end_function): Clear crtl->emit structure and free insn
4160 locators if cfun->is_thunk is true.
4162 2009-08-18 Jason Merrill <jason@redhat.com>
4164 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4166 * configure.ac: Test for it.
4167 * configure, config.in: Regenerate.
4168 * doc/install.texi: Document --enable-gnu-unique-object.
4170 2009-08-18 Richard Guenther <rguenther@suse.de>
4173 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4174 pow(x,y*z) only if x is nonnegative.
4176 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4178 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4182 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4183 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4185 2009-08-17 DJ Delorie <dj@redhat.com>
4187 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4188 * config/m32c/prologue.md (epilogue_freit): New.
4190 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4191 (bank_switch_p): Likewise.
4192 (fast_interrupt_p): Likewise.
4193 (interrupt_p): Likewise.
4194 (m32c_conditional_register_usage): Round memregs size up.
4195 (need_to_save): We only need to save $a0 when we use ENTER.
4196 (interrupt_p): Check for fast_interrupt too.
4197 (bank_switch_p): New.
4198 (fast_interrupt_p): New.
4199 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4200 (m32c_emit_prolog): Support bank switching and fast interrupts.
4201 * doc/extend.texi (Function Attributes): Add bank_switch and
4204 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4206 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4207 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4209 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4211 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4212 (menu): Add IA-64/VMS Options.
4213 (IA-64/VMS Options): Likewise.
4215 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4218 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4220 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4222 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4223 (mips_pop_asm_switch): Likewise.
4224 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4226 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4227 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4228 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4229 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4230 instead of set_noreorder.
4231 (mips_output_function_prologue): Use the new functions.
4232 (mips_output_function_epilogue): Likewise.
4233 (mips_need_noat_wrapper_p): New function, split out from...
4234 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4235 Use mips_push_asm_switch and mips_pop_asm_switch.
4236 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4237 and mips_pop_asm_switch.
4238 (ASM_OUTPUT_REG_POP): Likewise.
4239 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4240 Use mips_pop_asm_switch.
4241 (mips_asm_switch): New structure.
4242 (set_noreorder, set_nomacro): Replace with...
4243 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4244 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4245 instead of set_nomacro.
4246 (fix_truncsfsi2_macro): Likewise.
4247 (cprestore): Likewise.
4248 (hazard): Use mips_noreorder instead of set_noreorder.
4249 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4251 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4253 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4254 from prev_active_insn.
4256 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4258 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4259 * config/avr/avr.c (avr_override_options): Initialize
4260 avr_current_arch variable.
4261 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4262 __AVR_HAVE_16BIT_SP__ according to the device type.
4263 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4265 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4266 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4268 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4271 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4272 generating inlined subroutine die only. We shouldn't be
4273 called for anything else.
4274 (gen_block_die): Don't generate inline subroutine debug info for
4277 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4279 * graphite-poly.c (print_pbb): Print PBB index.
4281 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4284 * graphite-interchange.c (ppl_max_for_le): Moved...
4285 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4286 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4287 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4288 * graphite-ppl.h (ppl_max_for_le): Declared.
4290 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4292 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4293 supported on all platforms.
4294 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4295 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4296 * c-pragma.c: Likewise.
4297 * target-def.h (TARGET_INITIALIZER): Remove
4298 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4299 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4301 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4303 * config/ia64/fde-vms.c: New file.
4304 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4305 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4306 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4307 (uw_frame_state_for): Only register a personality routine if it is
4308 known to be compatible with our expectations.
4309 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4310 Declare unw_table_entry stack variable and
4311 mod all calls to _Unwind_FindTableEntry to add arg.
4312 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4313 (_Unwind_FindTableEntry): Add arg to prototype.
4315 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4317 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4318 field 'signal_pfs_loc'.
4319 (uw_frame_state_for): Remove duplicate code dealing with leaf
4320 procedures without unwind info.
4321 If in the frame after unwinding through a signal handler, restore
4322 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4323 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4324 'pfs_loc' to the AR.PFS location in the signal context; instead
4325 set 'signal_pfs_loc'.
4326 Manually generate the unwind info for the AR.PFS register.
4327 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4328 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4329 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4330 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4331 instead set 'signal_pfs_loc'.
4332 Remove code preventing the AR.PFS register from being restored
4333 from the signal context.
4335 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4336 Tristan Gingold <gingold@adacore.com>
4338 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4339 * config/ia64/t-vms: New file.
4340 * config/ia64/vms64.h: New file.
4341 * config/ia64/vms.h: New file.
4342 * config/ia64/vms-crtinit.asm: New file.
4343 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4344 * config/ia64/vms-unwind.h: New file.
4346 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4348 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4351 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4354 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4356 * real.h (do_mpc_arg2): ... here.
4357 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4360 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4362 * final.c (add_debug_prefix_map): Don't use GC memory for
4363 old_prefix and new_prefix.
4365 2009-08-14 Richard Guenther <rguenther@suse.de>
4367 * ipa-prop.c (compute_complex_pass_through): If we cannot
4368 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4370 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4372 * c-lex.c (c_lex_with_flags): Increase size of local variable
4373 to avoid memory clobber.
4375 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4378 * config/i386/i386.c (ix86_fp_comparison_strategy):
4379 Only enable/disable sahf at function granularity.
4381 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4383 PR rtl-optimization/41064
4384 * reload1.c (reload_as_needed): Don't call extract_insn
4385 for known invalid replacements after calling
4386 validate_replace_rtx_group and verify_changes.
4388 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4391 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4392 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4393 ix86_expand_fp_vcond.
4394 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4395 Assert that operation is supported by ix86_expand_int_vcond.
4396 (vcondu<SSEMODE124C8:mode>): Ditto.
4398 2009-08-13 DJ Delorie <dj@redhat.com>
4400 * config/i386/djgpp-stdint.h: New.
4401 * config.gcc (djgpp): Use it.
4403 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4405 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4406 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4408 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4410 * tree-ssa-loop-prefetch.c
4411 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4412 for long-stride pruning.
4413 (compute_miss_rate): New function to compute the probability
4414 that two memory references access different cache lines.
4416 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4418 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4420 2009-08-13 Richard Guenther <rguenther@suse.de>
4423 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4424 use the constant pointer type.
4425 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4426 of CV qualifiers on the target pointer type.
4427 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4428 conversion check before restrict check.
4430 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4433 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4435 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4437 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4439 2009-08-12 Richard Guenther <rguenther@suse.de>
4441 PR tree-optimization/41011
4442 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4443 and reference constructing.
4445 2009-08-12 Xinliang David Li <davidxl@google.com>
4447 PR tree-optimization/41012
4448 * tree-flow.h : New external interface.
4449 * gimple-low.c (check_call_arg): Change to public function.
4450 Remove argument mismatch check in lowering.
4451 * tree-inline.h (tree_can_inline_p): Interface change.
4452 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4454 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4455 Call change to tree_can_inline_p function.
4456 (cgraph_decide_inlining_incrementally): Ditto.
4458 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4460 PR tree-optimization/41031
4461 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4462 on the partition variable rather than promote_mode on the source
4463 type. Assert that the partition variable's type has the same
4464 mode as the source value's.
4466 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4468 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4469 for for_return == 2.
4470 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4472 * calls.c (expand_call): Fix typo.
4473 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4475 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4477 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4478 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4479 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4480 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4482 2009-08-12 Andrew Haley <aph@redhat.com>
4484 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4486 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4489 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4491 2009-08-12 Richard Guenther <rguenther@suse.de>
4493 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4494 * gimplify.c (gimplify_modify_expr): Do not use
4495 lang_hooks.types_compatible_p.
4496 * tree-ssa.c (useless_type_conversion_p): For aggregates
4497 just return false if the canonical types differ.
4499 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4502 * sese.c (convert_for_phi_arg): New.
4503 (add_guard_exit_phis): Use convert_for_phi_arg.
4505 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4507 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4508 unknown subscript upper bounds.
4510 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4511 Pranav Garg <pranav.garg2107@gmail.com>
4513 * graphite-interchange.c (gather_access_strides): Removed.
4514 (ppl_max_for_le): New.
4515 (build_linearized_memory_access): New.
4516 (memory_stride_in_loop): New.
4517 (pbb_interchange_profitable_p): Reimplemented.
4518 * graphite-ppl.h (ppl_new_id_map): New.
4519 (ppl_interchange): New.
4521 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4523 * graphite-interchange.c (compute_subscript): Removed.
4524 (compute_array_size_cstr): Removed.
4525 (compute_array_size_poly): Removed.
4526 (compute_array_size): Removed.
4527 (gather_access_strides_poly): Removed.
4528 (gather_access_strides): Empty.
4530 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4532 * graphite-dependences.c (dependence_polyhedron_1): Replace
4533 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4534 (graphite_legal_transform_dr): Same.
4535 (graphite_carried_dependence_level_k): Same.
4536 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4537 Initialize PDR_NB_SUBSCRIPTS.
4538 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4540 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4541 (PDR_NB_SUBSCRIPTS): New.
4542 (pdr_nb_subscripts): Removed.
4543 (pdr_dim): Simplified.
4544 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4545 with PDR_NB_SUBSCRIPTS.
4547 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4549 * graphite-interchange.c (compute_array_size): Remove use of
4551 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4552 Do not initialize PDR_DATA_CONTAINER.
4553 (print_pdr): Do not print PDR_DATA_CONTAINER.
4554 * graphite-poly.h (struct poly_dr): Remove data_container field.
4555 (PDR_DATA_CONTAINER): Removed.
4556 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4558 (build_poly_dr): Same.
4560 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4561 Sebastian Pop <sebastian.pop@amd.com>
4563 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4564 copy of the dependence polyhedron. Free the temporary objects.
4565 (graphite_carried_dependence_level_k): Free unused objects before
4568 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4569 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4570 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4571 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4572 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4574 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4576 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4577 Early return without analyzing the data dependences if no
4578 transform has been done. Call restore_scattering if the transform
4580 (graphite-interchange.c): Same.
4581 * graphite-poly.c (print_scattering_function): Test for
4583 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4584 (apply_poly_transforms): Do not gcc_assert that
4585 the transform is legal.
4586 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4587 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4588 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4589 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4590 * graphite-poly.h (struct poly_scattering): New.
4591 (struct poly_bb): Add original, transformed, and saved fields.
4592 Remove transformed_scattering, original_scattering,
4593 nb_local_variables and nb_scattering_transform fields.
4594 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4595 (poly_scattering_new): New.
4596 (poly_scattering_free): New.
4597 (poly_scattering_copy): New.
4598 (store_scattering_pbb): New.
4599 (store_scattering): New.
4600 (restore_scattering_pbb): New.
4601 (restore_scattering): New.
4602 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4603 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4605 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4607 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4610 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4612 * Makefile.in (graphite.o): Depends on PREDICT_H.
4613 * graphite.c: Include predict.h.
4614 (graphite_finalize): Call tree_estimate_probability.
4615 * predict.c (predict_loops): Do not call scev_initialize and
4617 (tree_estimate_probability_bb): New.
4618 (tree_estimate_probability): Do not initialize loops: move that
4619 code to the driver. Call tree_estimate_probability_bb.
4620 (tree_estimate_probability_driver): New.
4621 (pass_profile): Use tree_estimate_probability_driver.
4622 * predict.h (tree_estimate_probability): Declared.
4624 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4626 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4627 * graphite-dependences.c (graphite_legal_transform): Add time to
4628 TV_GRAPHITE_DATA_DEPS.
4629 (dependency_between_pbbs_p): Same.
4630 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4632 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4634 PR rtl-optimization/41033
4635 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4636 aliasing is disabled.
4638 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4640 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4641 si_mask_operand, and_load_operand, low_bitmask_operand,
4642 and_reg_operand, and_operand): New predicates.
4643 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4644 * config/mips/mips.c (and_operands_ok): New function.
4645 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4646 * config/mips/mips.md (move_type): Add ext_ins and logical.
4647 (type): Handle them.
4648 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4649 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4650 shift_shift. Remove commutative constraint modifier.
4651 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4653 (*clear_upper32_dext): Remove define_insn_and_split.
4654 (*clear_upper32): Turn this define_insn_and_split ...
4655 (splitter for ANDing register with 0xffff_ffff): .. into this.
4657 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4659 * combine.c (try_widen_shift_mode): Factor out code to check if an
4660 integer constant is a low-order bitmask from here ...
4661 * rtlanal.c (low_bitmask_len): ... to here.
4662 * rtl.h (low_bitmask_len): Declare.
4664 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4667 * config/alpha/alpha.md (addsi3): Remove expander.
4668 (addsi3): Rename from *addsi3_internal insn pattern.
4669 (subsi3): Remove expander.
4670 (subsi3): Rename from *subsi3_internal insn pattern.
4672 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4674 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4677 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4678 Eric Botcazou <botcazou@adacore.com>
4679 Douglas B Rupp <rupp@gnat.com>
4681 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4682 that records that fit in 64 bits are returned by immediate value,
4683 as required by OpenVMS Calling Standard.
4684 (function_value): Adjust for above modification.
4685 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4686 virtual_incoming_args_rtx as base object, not next_arg.
4687 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4689 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4691 * reload.c (find_reloads_subreg_address): Check the original
4692 req_equiv_mem address to detect the case where an address is
4693 not valid in the outer mode.
4695 2009-08-11 Richard Guenther <rguenther@suse.de>
4698 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4700 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4702 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4703 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4705 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4706 Douglas B Rupp <rupp@gnat.com>
4708 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4709 PT_STACK when frame_pointer_needed on OpenVMS.
4710 (alpha_pv_save_size, alpha_using_fp): Remove.
4711 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4712 with proper processing for PT_NULL.
4713 (alpha_vms_initial_elimination_offset): New function. Support for
4714 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4715 (alpha_sa_size): Force procedure type to PT_STACK when
4716 frame_pointer_needed on OpenVMS.
4717 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4718 (alpha_using_fp): Likewise.
4719 (alpha_vms_can_eliminate): Add prototype.
4720 (alpha_vms_initial_elimination_offset): Likewise.
4721 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4722 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4724 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4725 Douglas B Rupp <rupp@gnat.com>
4727 * config/alpha/alpha.c (common_object_handler): New function.
4728 (vms_attribute_table): Declare a single attribute "common_object".
4729 (vms_output_aligned_decl_common): New global function.
4730 (SECTION_VMS_OVERLAY): Delete.
4731 (SECTION_VMS_GLOBAL): Likewise.
4732 (SECTION_VMS_INITIALIZE): Likewise.
4733 (vms_asm_named_section): Remove support for above flags.
4734 (vms_section_type_flags): Delete.
4735 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4736 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4737 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4738 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4740 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4743 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4744 (sub_ddmmss): Likewise.
4746 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4749 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4752 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4755 * reload1.c (reload_as_needed): Use cancel_changes to completely
4756 undo a failed replacement attempt.
4758 2009-08-10 Richard Guenther <rguenther@suse.de>
4761 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4762 (useless_type_conversion_p): ... here. Require pointer targets
4765 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4768 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4769 loose the original type of the statement list.
4771 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4773 * config/alpha/alpha.c: Include libfuncs.h
4774 (avms_asm_output_extern): New function.
4775 (alpha_init_libfuncs): Init some decc libfuncs.
4776 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4777 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4778 (DO_CRTL_NAMES): Define.
4780 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4781 (LONG_TYPE_SIZE): Define.
4782 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4783 (SUBTARGET_SWITCHES): Define malloc64 switch.
4784 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4785 (MASK_RETURN_ADDR): Define.
4786 doc/invoke.texi (mmalloc64): Document switch.
4788 2009-08-09 Olivier Hainque <hainque@adacore.com>
4789 Douglas B Rupp <rupp@gnat.com>
4791 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4792 uses_condition_handler.
4793 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4794 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4795 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4796 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4797 (code_for_builtin): New insn codes for the new alpha_builtins.
4798 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4799 (alpha_sa_size): Account for uses_condition_handler.
4800 (alpha_expand_prologue): Likewise.
4801 (alpha_start_function): Likewise.
4802 (alpha_expand_epilogue): Likewise.
4803 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4804 establish/revert expanders.
4805 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4806 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4807 New expander, resorting to the alpha.c associated function.
4808 (builtin_revert_vms_condition_handler): Likewise.
4809 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4810 __gcc_shell_handler, the static VMS condition handler used as
4811 an indirection wrapper to the current dynamically established
4813 * config/alpha/vms-unwind.h: Complete rewrite.
4814 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4815 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4817 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4818 Douglas B Rupp <rupp@gnat.com>
4820 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4821 (alpha_need_linkage): Handle aliases. Return function symbol.
4822 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4823 Use ultimate alias target for the linkage name.
4824 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4825 by alpha_need_linkage for the function symbol.
4826 (setmemdi): Likewise.
4828 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4830 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
4831 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
4832 (ASM_WEAKEN_LABEL): Define.
4833 (CRT_CALL_STATIC_FUNCTION): Define.
4834 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
4835 (ENDFILE_SPEC): Define.
4836 (INIT_SECTION_ASM_OP): Define.
4837 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
4838 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
4840 (MULTILIB_OSDIRNAMES): Define.
4841 (shlib_version): Define.
4842 (SHLIB_EXT): Define.
4843 (SHLIB_OBJS): Define.
4844 (SHLIB_NAME): Define.
4845 (SHLIB_MULTILIB): Define.
4846 (SHLIB_INSTALL): Define.
4847 (SHLIB_SYMVEC): Define.
4848 (SHLIB_SYMVECX2): Define.
4849 (SHLIB_LINK): Define.
4851 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4853 * config/alpha/alpha.c (alpha_initialize_trampoline):
4854 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4855 (alpha_start_function): Emit transfer address on nested functions
4856 for VMS trampoline call.
4857 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
4858 since no longer used.
4859 * config/alpha/vms-tramp.asm: Remove.
4860 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
4861 since now only data initialized at runtime.
4863 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4865 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
4866 (LINK_GCC_C_SEQUENCE_SPEC): Define.
4867 (MD_EXEC_PREFIX): Remove, no longer used.
4868 (MD_STARTFILE_PREFIX): Likewise.
4869 (INCLUDE_DEFAULTS): Likewise.
4870 * config/alpha/t-vms:
4871 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
4873 2009-08-09 Richard Guenther <rguenther@suse.de>
4875 PR tree-optimization/41016
4876 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
4877 (operand_precision): Remove.
4878 (integral_operand_p): Likewise.
4879 (recognize_single_bit_test): Adjust.
4881 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4883 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
4884 operation overflows. Likewise non-cast unary arithmetic.
4885 If one arm of a conditional expression is always taken,
4886 inhibit evaluation warnings for the other arm. Likewise inhibit
4887 evaluation warnings for the second && or || operand if the first
4888 operand is enough to determine the result.
4889 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4891 (build_binary_op): Prevent duplicate evaluation warnings.
4893 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4895 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4896 and destination have different modes, Use promote_mode to
4897 determine the signedness of the conversion. Assert that the
4898 promoted source mode matches the destination mode. Don't pass
4899 the destination and destination mode to expand_expr if the source
4900 mode is different. Simplify conversion logic.
4902 2009-08-09 Ira Rosen <irar@il.ibm.com>
4904 PR tree-optimization/41008
4905 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4906 from condition only in case it's a comparison. Adjust checks.
4908 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4910 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4911 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4912 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4913 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4914 (dump_cand): Handle them.
4915 (struct iv_cand): New members COST_STEP and AINC_USE.
4916 (stmt_after_increment): Likewise.
4917 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4918 callers changed. Use gimple_uid comparison instead of scanning.
4919 (add_candidate_1): When looking for identical candidates, take
4920 AINC_USE into account. Set it for new candidates.
4921 (force_expr_to_var_cost): Cast target_spill_cost to int.
4922 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4923 All callers changed. Check for availability of autoinc addressing
4924 modes, both in general for a given mode, and in the specific use case.
4925 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4927 (get_computation_cost): Likewise.
4928 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4929 add_autoinc_candidates): New static functions.
4930 (add_candidate): Call add_autoinc_candidates for candidates based on
4932 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4933 (determine_use_iv_cost_address): If we have an autoinc candidate at
4934 the matching use, verify autoinc is possible and subtract the cost
4935 of the candidate's step from the cost.
4936 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4937 member of the candidate.
4938 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4939 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4941 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4943 * config.build (ia64-hp-*vms*): New target.
4944 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4946 * config.gcc (ia64-hp-*vms*): New target.
4947 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4949 * config.host (ia64-hp-*vms*): New target.
4950 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4953 2009-08-08 Richard Guenther <rguenther@suse.de>
4955 PR tree-optimization/40991
4956 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4958 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4960 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4961 mode check. Do truncations in an integer mode.
4962 (force_to_mode): Handle subregs for all mode types. Only do
4963 arithmetic simplifications on integer modes.
4965 2009-08-07 Richard Guenther <rguenther@suse.de>
4967 PR tree-optimization/40999
4968 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4969 (maybe_fold_reference): Lookup constant initializers.
4970 (fold_gimple_assign): Likewise.
4972 2009-08-07 Richard Guenther <rguenther@suse.de>
4974 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4975 that require structural equality defer to the langhook.
4977 2009-08-07 Martin Jambor <mjambor@suse.cz>
4979 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4981 (struct ipa_pass_through_data): New type.
4982 (struct ipa_ancestor_jf_data): New type.
4983 (union jump_func_value): Removed field formal_id, added fields
4984 pass_through and ancestor.
4985 (struct ipa_param_call_note): Changed type of formal_id to int from
4987 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4988 operations jump functions and ancestor jump functions.
4989 (compute_complex_pass_through): New function.
4990 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4991 reflect changes in the jump function strucutre.
4992 (update_jump_functions_after_inlining): Ignore complex pass-through
4993 and ancestor jump functions.
4994 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4995 polynomial pass-through with operation jump functions.
4997 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4999 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5000 fde->dw_fde_begin as begin label instead of hot/cold label.
5001 Use LLSDAC label instead of LLSDA for second section lsda.
5002 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5003 label instead of LLSDA if it is true.
5004 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5006 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5007 SECTION argument. Use it as index into crtl->eh.call_site_record
5009 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5010 use it to determine how to print table entries instead of using
5011 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5012 label instead of normal begin label as base.
5013 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5014 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5015 ensure no EH range spans between sections and that landing pads
5016 are always in the corresponding section.
5017 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5018 for crtl->eh.call_site_record being an array rather than scalar.
5019 (output_one_function_exception_table): New function, copied
5020 from output_function_exception_table. Adjust
5021 dw2_size_of_call_site_table, dw2_output_call_site_table
5022 callers. For SECOND section use *C suffixed labels.
5023 (output_function_exception_table): Call
5024 output_one_function_exception_table and, when doing hot/cold
5025 partitioning, also another time for the second section.
5026 * opts.c: Include except.h.
5027 (decode_options): Allow -freorder-blocks-and-partition with
5028 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5029 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5030 * function.h (struct rtl_eh): Change call_site_record from
5031 scalar into array of 2 elements.
5033 2009-08-07 Martin Jambor <mjambor@suse.cz>
5035 * ipa-prop.c (count_formal_params_1): New function.
5036 (ipa_get_vector_of_formal_parms): New function.
5037 (get_vector_of_formal_parm_types): New function.
5038 (ipa_modify_formal_parameters): New function.
5039 (ipa_modify_call_arguments): New function.
5040 (index_in_adjustments_multiple_times_p): New function.
5041 (ipa_combine_adjustments): New function.
5042 (ipa_dump_param_adjustments): New function.
5043 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5044 (ipa_get_vector_of_formal_parms): Declare.
5045 (ipa_modify_formal_parameters): Declare.
5046 (ipa_modify_call_arguments): Declare.
5047 (ipa_combine_adjustments): Declare.
5048 (ipa_dump_param_adjustments): Declare.
5049 (build_ref_for_offset): Declare.
5050 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5051 * tree-sra.c: Include ipa-prop.c.
5052 (build_ref_for_offset): Make public.
5054 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5056 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5058 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5060 * gcc/doc/extend.texi (__builtin_extract_return_address)
5061 (__builtin_frob_return_address): Document.
5063 2009-08-06 Paul Brook <paul@codesourcery.com>
5065 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5066 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5067 implementation on ARMv6-M.
5069 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5071 * doc/extend.texi (pcs): Document new attribute for ARM.
5073 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5075 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5078 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5080 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5083 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5085 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5087 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5089 Merge ARM/hard_vfp_branch to trunk.
5091 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5093 * arm.c (libcall_eq): New function.
5094 (libcall_hash): New function.
5095 (add_libcall): New function.
5096 (arm_libcall_uses_aapcs_base): New function.
5097 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5098 libcalls using the base PCS.
5099 (arm_init_cumulative_args): Likewise.
5101 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5103 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5104 Use base ABI for conversion libfuncs between HFmode and SFmode.
5106 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5108 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5109 V4SImode as representatives of all 64-bit and 128-bit vector
5110 types. Allow vector types without vector modes.
5111 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5112 without vector modes like BLKmode.
5113 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5114 BLKmode. Avoid unsupported vector modes or TImode moves for
5116 (aapcs_vfp_allocate_return_reg): Likewise.
5117 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5118 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5120 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5122 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5123 (arm_get_pcs_model): Pass attribute arguments to
5124 arm_pcs_from_attribute.
5125 (arm_init_cumulative_args): Use base AAPCS for conversions from
5126 floating-point types to DImode.
5127 (arm_attribute_table): Add pcs attribute.
5128 (arm_handle_pcs_attribute): New.
5129 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5130 conversions from floating-point types to DImode, also declare them
5131 to use base AAPCS and declare functions they call to use base
5132 AAPCS and their RTABI names.
5134 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5136 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5137 -mfloat-abi=hard not being supported for VFP.
5139 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5141 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5142 SYMBOL_REF to hard_libcall_value.
5144 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5145 Richard Earnshaw <rearnsha@arm.com>
5147 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5148 has been put on the stack, all remaining co-processory arguments for
5149 that co-processor also go on the stack.
5151 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5153 * config/arm/arm.c (arm_return_in_memory): Handle returning
5154 vectors of suitable size in registers also for AAPCS case.
5156 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5158 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5160 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5162 ARM Hard-VFP calling convention
5163 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5164 * target.h (gcc_target): Add libcall_value to table of call hooks.
5165 * targhooks.h (default_libcall_value): Default implementation.
5166 * targhooks.c (default_libcall_value): Likewise.
5167 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5168 * optabs.c (expand_unop): Use it.
5169 * expr.h (hard_libcall_value): Pass the function RTX through.
5170 * calls.c (emit_library_call_value_1): Update call to
5172 * explow.c (hard_libcall_value): Use new target hook.
5173 * testsuite/lib/target-supports.exp
5174 (check_effective_target_arm_hard_vfp_ok): New hook.
5175 (check_effective_target_arm_neon_ok): Improve test for neon
5177 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5178 * config/arm/arm.c: Include cgraph.h
5179 (TARGET_FUNCTION_VALUE): Override default hook.
5180 (arm_pcs_default): New variable.
5181 (arm_override_options): Don't fault hard calling convention with VFP.
5182 Add support for AAPCS variants.
5183 (arm_function_value): Make static. Handle AAPCS variants.
5184 (arm_libcall_value): New function.
5185 (arm_apply_result_size): Handle VFP registers in results.
5186 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5188 (pcs_attribute_args): New variable.
5189 (arm_pcs_from_attribute): New function.
5190 (arm_get_pcs_model): New function.
5191 (aapcs_vfp_cum_init): New function.
5192 (aapcs_vfp_sub_candidate): New function.
5193 (aapcs_vfp_is_return_candidate): New function.
5194 (aapcs_vfp_is_call_candidate): New function.
5195 (aapcs_vfp_allocate): New function.
5196 (aapcs_vfp_allocate_return_reg): New function.
5197 (aapcs_vfp_advance): New function.
5198 (aapcs_cp_arg_layout): New variable.
5199 (aapcs_select_call_coproc): New function.
5200 (aapcs_select_return_coproc): New function.
5201 (aapcs_allocate_return_reg): New function.
5202 (aapcs_libcall_value): New function.
5203 (aapcs_layout_arg): New function.
5204 (arm_init_cumulative_args): Initialize AAPCS args data.
5205 (arm_function_arg): Handle AAPCS variants using new interface.
5206 (arm_arg_parital_bytes): Likewise.
5207 (arm_function_arg_advance): New function.
5208 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5209 calling conventions.
5210 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5211 * arm.h (NUM_VFP_ARG_REGS): Define.
5212 (LIBCALL_VALUE): Update.
5213 (FUNCTION_VALUE): Delete.
5214 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5215 (arm_pcs): New enum.
5216 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5217 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5218 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5219 * arm-protos.h (arm_function_arg_advance): Add.
5220 (aapcs_libcall_value): Add.
5221 (arm_function_value): Delete.
5223 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5224 H.J. Lu <hongjiu.lu@intel.com>
5227 * config/i386/i386.c (standard_sse_mode_p): Remove.
5228 (standard_sse_constant_p): Return 2 for integer mode
5229 vector_all_ones_operand when SSE2 is enabled.
5230 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5231 (ix86_expand_vector_move): Do not check for negative values from
5232 standard_sse_constant_p.
5234 2009-08-06 Richard Guenther <rguenther@suse.de>
5236 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5237 array type comparisons frontend independent.
5238 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5239 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5240 out array reference lower bound and element size operands.
5241 (ao_ref_init_from_vn_reference): Properly compute the offset
5242 for ARRAY_RANGE_REF.
5243 (vn_reference_fold_indirect): Fill out array reference lower
5244 bound and element size operands.
5245 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5246 a non gimple valued reference operand which can happen for
5247 array reference lower bound or element size.
5248 (create_component_ref_by_pieces_1): Properly generate the
5249 element size operand for array references.
5251 2009-08-06 Richard Guenther <rguenther@suse.de>
5253 PR tree-optimization/40964
5254 * tree.c (iterative_hash_host_wide_int): Export.
5255 * tree.h (iterative_hash_host_wide_int): Declare.
5256 * tree-ssa-structalias.c (heapvar_map): New struct.
5257 (heapvar_map_eq): New function.
5258 (heapvar_map_hash): Likewise.
5259 (heapvar_lookup): Adjust.
5260 (heapvar_insert): Likewise.
5261 (make_constraint_from_heapvar): Allow multiple heap variables
5262 per decl at different offsets.
5263 (init_alias_heapvars): Adjust.
5265 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5267 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5268 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5269 trailing sync if TARGET_SYNC_AFTER_SC.
5271 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5273 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5274 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5275 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5276 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5277 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5278 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5279 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5280 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5281 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5282 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5283 the prototype declaration match the definition.
5284 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5285 instructions explicitly. Add barrier_before and operands
5287 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5288 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5289 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5290 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5291 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5292 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5294 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5296 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5298 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5299 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5302 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5305 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5307 PR rtl-optimization/40924
5308 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5309 make sure canon_rtx (mem_address) isn't simpler than
5310 canon_rtx (expanded_mem_address).
5312 2009-08-05 Li Feng <nemokingdom@gmail.com>
5314 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5316 (build_scop_drs): Build alias set for each SCoP.
5318 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5320 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5321 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5322 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5323 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5324 (BASE_DRIVER_SELF_SPECS): Likewise.
5326 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5328 * tree-ssa-alias.c: Fix some comment typos.
5330 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5332 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5333 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5335 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5338 * simplify-rtx.c (simplify_binary_operation_1): Disable
5339 simplifications for decimal float operations.
5341 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5344 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5345 operand of INDIRECT_REF.
5347 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5349 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5350 constants referencing TLS symbols.
5352 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5354 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5355 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5357 2009-08-03 Richard Guenther <rguenther@suse.de>
5359 * tree.c (make_vector_type): Build a main variant first,
5360 get the canonical one and then build the variant.
5361 * tree-ssa.c (useless_type_conversion_p_1): Handle
5363 (useless_type_conversion_p): Conversions to pointers to
5364 incomplete record types are useless.
5366 2009-08-03 Richard Guenther <rguenther@suse.de>
5368 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5369 file will be created.
5370 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5371 * toplev.c (compile_file): Adjust comment.
5373 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5375 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5376 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5377 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5378 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5379 (sh_promote_function_mode): Fix typo.
5381 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5383 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5385 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5387 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5388 declaration arguments.
5390 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5392 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5393 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5394 (ix86_split_ashl): Ditto.
5395 (ix86_expand_vector_init_one_nonzero): Ditto.
5396 (ix86_expand_vector_set): Ditto.
5397 (ix86_expand_reduc_v4sf): Ditto.
5399 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5401 * explow.c (promote_function_mode): Remove assert.
5402 * config/sh/sh.c (sh_promote_function_mode): Declare.
5404 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5406 * config/pa/pa.c (pa_promote_function_mode): Declare.
5407 Change to static. Fix promote_mode call.
5409 * gthr-dce.h (CONST_CAST2): Define if not defined.
5410 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5412 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5414 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5416 * expr.c (store_constructor): Use promote_decl_mode. Remove
5417 now write-only variable unsignedp.
5418 (expand_expr_real_1): Use promote_decl_mode.
5419 * expr.h (promote_function_mode, promote_decl_mode): New.
5420 (promote_mode): Remove last argument.
5421 * function.c (assign_temp): Drop last argument of promote_mode.
5422 (assign_parm_find_data_types): Use promote_function_mode.
5423 (assign_parm_setup_reg): Likewise.
5424 (expand_function_end): Use promote_function_mode.
5425 * calls.c (initialize_argument_information): Use promote_function_mode.
5426 (precompute_arguments): Use promote_mode instead of checking if
5427 only PROMOTE_FUNCTION_MODE is defined.
5428 (expand_call): When making sibcall decisions, use promote_function_mode.
5429 Below, remove an if for targetm.calls.promote_function_return and
5430 and use promote_function_mode.
5431 (emit_library_call_value_1): Use promote_function_mode, fix bug
5432 where promote_mode was passed FOR_CALL == 0 for a return value in an
5434 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5435 * explow.c (promote_function_mode, promote_decl_mode): New.
5436 (promote_mode): Keep only the FOR_CALL == 0 case.
5437 * combine.c (setup_incoming_promotion): Remove test of
5438 promote_function_args. Use promote_function_mode.
5439 * stmt.c (expand_value_return): Use promote_decl_mode.
5440 (expand_decl): Use promote_decl_mode.
5442 * expr.c (store_constructor): Use promote_decl_mode. Remove
5443 now write-only variable unsignedp.
5444 (expand_expr_real_1): Use promote_decl_mode.
5445 * expr.h (promote_function_mode, promote_decl_mode): New.
5446 (promote_mode): Remove last argument.
5447 * function.c (assign_temp): Drop last argument of promote_mode.
5448 (assign_parm_find_data_types): Use promote_function_mode.
5449 (assign_parm_setup_reg): Likewise.
5450 (expand_function_end): Use promote_function_mode.
5451 * calls.c (initialize_argument_information): Use promote_function_mode.
5452 (precompute_arguments): Use promote_mode instead of checking if
5453 only PROMOTE_FUNCTION_MODE is defined.
5454 (expand_call): When making sibcall decisions, use promote_function_mode.
5455 Below, remove an if for targetm.calls.promote_function_return and
5456 and use promote_function_mode.
5457 (emit_library_call_value_1): Use promote_function_mode, fix bug
5458 where promote_mode was passed FOR_CALL == 0 for a return value in an
5460 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5461 * explow.c (promote_function_mode, promote_decl_mode): New.
5462 (promote_mode): Keep only the FOR_CALL == 0 case.
5463 * combine.c (setup_incoming_promotion): Remove test of
5464 promote_function_args. Use promote_function_mode.
5465 * stmt.c (expand_value_return): Use promote_decl_mode.
5466 (expand_decl): Use promote_decl_mode.
5468 * explow.c (promote_function_mode): Just call the target hook.
5469 * targhooks.c (default_promote_function_mode,
5470 default_promote_function_mode_always_promote): New.
5471 * targhooks.h (default_promote_function_mode,
5472 default_promote_function_mode_always_promote): Declare.
5473 * target.h (promote_function_args, promote_function_return): Remove.
5474 (promote_function_mode): New.
5475 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5476 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5477 (TARGET_PROMOTE_FUNCTION_MODE): New.
5478 (TARGET_CALLS): Adjust.
5479 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5480 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5482 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5483 * config/s390/s390.c (s390_promote_function_mode): ... here,
5484 with pointer handling.
5485 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5486 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5488 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5489 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5490 with pointer handling.
5491 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5492 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5494 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5495 * config/sh/sh.c (sh_promote_function_mode): New.
5496 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5497 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5499 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5500 * config/cris/cris.c (cris_promote_function_mode): ... here.
5501 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5502 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5504 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5505 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5506 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5507 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5509 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5510 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5511 complex type handling.
5512 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5513 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5515 * config/pa/pa.c (pa_promote_function_mode): New.
5516 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5517 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5519 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5520 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5521 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5522 * config/xtensa/xtensa.c: Likewise.
5523 * config/stormy16/stormy16.c: Likewise.
5524 * config/iq2000/iq2000.c: Likewise.
5525 * config/rs6000/rs6000.c: Likewise.
5526 * config/picochip/picochip.c: Likewise.
5527 * config/arc/arc.c: Likewise.
5528 * config/mcore/mcore.c: Likewise.
5529 * config/score/score.c: Likewise.
5530 * config/mips/mips.c: Likewise.
5531 * config/bfin/bfin.c: Likewise.
5532 * config/ia64/ia64.c: Likewise (disabled though).
5534 * config/frv/frv.h: Remove pointless remark.
5536 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5537 TARGET_PROMOTE_FUNCTION_ARGS,
5538 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5539 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5541 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5543 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5544 -floop-parallelize-all.
5545 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5546 flag_loop_parallelize_all.
5547 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5548 * graphite.c (graphite_transform_loops): Same.
5550 * graphite-poly.c (apply_poly_transforms): Same.
5552 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5554 PR tree-optimization/40914
5555 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5556 if set, then check the delta field of the PMF record.
5557 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5558 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5559 call is stored in the delta.
5561 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5563 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5565 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5567 * config/i386/bsd.h (ASM_BYTE): New define.
5568 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5569 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5570 .byte. Use fputs or putc instead of fprintf where appropriate.
5571 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5572 fputs or putc instead of fprintf where appropriate.
5573 * config/i386/i386elf.h: Ditto.
5574 * config/i386/sysv4.h: Ditto.
5576 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5577 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5578 (*tls_global_dynamic_64): Ditto.
5580 2009-07-31 Christian Bruel <christian.bruel@st.com>
5582 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5584 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5586 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5587 Remove dead code for MINUS.
5589 2009-07-31 Anthony Green <green@moxielogic.com>
5591 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5593 (moxie_expand_epilogue): Ditto for epilogue.
5594 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5596 (moxie_function_arg): Ditto.
5597 (moxie_pass_by_reference): Ditto.
5598 (moxie_arg_partial_bytes): Ditto.
5599 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5600 (FUNCTION_ARG_ADVANCE) Ditto.
5601 (REG_PARM_STACK_SPACE) Ditto.
5602 (FUNCTION_ARG_REGNO_P) Dito.
5604 * config.gcc: Add moxie linux config support.
5605 * gcc/config/moxie/uclinux.h: New file.
5607 2009-07-31 DJ Delorie <dj@redhat.com>
5609 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5610 (UNSPECV_SP_SWITCH_E): New.
5611 (sp_switch_1): Change to an unspec.
5612 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5614 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5615 reference the new stack's address
5617 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5619 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5620 graphite-clast-to-gimple.o, graphite-dependences.o,
5621 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5622 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5623 (graphite-blocking.o,
5624 graphite-clast-to-gimple.o, graphite-dependences.o,
5625 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5626 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5627 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5628 * cfgloop.h (struct loop): Add can_be_parallel field.
5629 * common.opt (fgraphite-identity): Moved up.
5630 (fgraphite-force-parallel): New flag.
5631 * graphite.c: Rewrite.
5632 * graphite.h: Rewrite.
5633 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5635 * toplev.c (graphite_out_file): New file descriptor.
5636 (graphite_in_file): New.
5637 (process_options): flag_graphite_force_parallel cannot be used without
5639 * tree-ssa-loop.c: Include toplev.h.
5640 (gate_graphite_transforms): Enable flag_graphite for
5641 flag_graphite_force_parallel.
5643 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5645 * ChangeLog.graphite: New.
5646 * graphite-blocking.c: New.
5647 * graphite-clast-to-gimple.c: New.
5648 * graphite-clast-to-gimple.h: New.
5649 * graphite-dependences.c: New.
5650 * graphite-dependences.h: New.
5651 * graphite-interchange.c: New.
5652 * graphite-poly.c: New.
5653 * graphite-poly.h: New.
5654 * graphite-ppl.c: New.
5655 * graphite-ppl.h: New.
5656 * graphite-scop-detection.c: New.
5657 * graphite-scop-detection.h: New.
5658 * graphite-sese-to-poly.c: New.
5659 * graphite-sese-to-poly.h: New.
5663 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5665 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5666 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5668 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5670 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5671 (scev_is_linear_expression): Return false if the evolution is not
5672 affine multivariate.
5674 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5676 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5677 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5679 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5681 * tree-data-ref.c (debug_data_references): New.
5682 (debug_data_reference): New.
5683 * tree-data-ref.h (debug_data_references): Declared.
5684 (debug_data_reference): Declared.
5686 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5688 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5689 * tree-data-ref.h (scop_p): Removed.
5690 (struct data_reference): Remove field scop.
5692 (stmt_simple_memref_p): Removed.
5694 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5696 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5697 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5700 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5702 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5704 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5706 * doc/invoke.texi (-fgraphite-identity): Documented.
5708 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5710 * tree-scalar-evolution.c: Fix comment.
5711 (instantiate_scev_1): Return unknow from scev instantiation if the
5712 result is not above instantiate_below.
5714 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5716 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5717 static anymore. Instantiate the symbols that may have been introduced
5719 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5722 2009-07-30 DJ Delorie <dj@redhat.com>
5724 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5725 .vliw directive to VLIW sections.
5727 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5729 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5731 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5732 (AUTOHEADER): New variable.
5733 ($(srcdir)/cstamp-h.in): Use it.
5735 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5736 Pat Haugen <pthaugen@us.ibm.com>
5737 Revital Eres <ERES@il.ibm.com>
5739 * config/rs6000/vector.md (VEC_F): Add VSX support.
5743 (vector_load_<mode>): Ditto.
5744 (vector_store_<mode>): Ditto.
5745 (vector GPR move split): Ditto.
5746 (vec_reload_and_plus_<mptrsize>): Ditto.
5747 (vec_reload_and_reg_<mptrsize>): Ditto.
5748 (add<mode>3): Ditto.
5749 (sub<mode>3): Ditto.
5750 (mul<mode>3): Ditto.
5751 (neg<mode>2): Ditto.
5752 (abs<mode>2): Ditto.
5753 (smin<mode>3): Ditto.
5754 (smax<mode>3): Ditto.
5755 (vector_eq<mode>): Ditto.
5756 (vector_gt<mode>): Ditto.
5757 (vector_ge<mode>): Ditto.
5758 (vector_gtu<mode>): Ditto.
5759 (vector_select_<mode>_uns): Ditto.
5760 (vector_eq_<mode>_p): Ditto.
5761 (vector_gt_<mode>_p): Ditto.
5762 (vector_ge_<mode>_p): Ditto.
5763 (vector_gtu_<mode>_p): Ditto.
5764 (cr6_test_for_zero): Ditto.
5765 (cr6_test_for_zero_reverse): Ditto.
5766 (cr6_test_for_lt): Ditto.
5767 (cr6_test_for_lt_reverse): Ditto.
5768 (xor<mode>3): Ditto.
5769 (ior<mode>3): Ditto.
5770 (and<mode>3): Ditto.
5771 (one_cmpl<mode>2): Ditto.
5772 (nor<mode>2): Ditto.
5773 (andc<mode>2): Ditto.
5774 (float<VEC_int<mode>2): Ditto.
5775 (unsigned_float<VEC_int><mode>2): Ditto.
5776 (fix_trunc<mode><VEC_int>2): Ditto.
5777 (fixuns_trunc<mode><VEC_int>2): Ditto.
5779 (vec_set<mode>): Ditto.
5780 (vec_extract<mode>): Ditto.
5781 (vec_interleave_highv4sf): Ditto.
5782 (vec_interleave_lowv4sf): Ditto.
5783 (vec_realign_load_<mode>): Ditto.
5784 (vec_shl_<mode>): Ditto.
5785 (vec_shr_<mode>): Ditto.
5786 (div<mode>3): New patterns for VSX.
5787 (vec_interleave_highv2df): Ditto.
5788 (vec_interleave_lowv2df): Ditto.
5789 (vec_pack_trunc_v2df): Ditto.
5790 (vec_pack_sfix_trunc_v2df): Ditto.
5791 (vec_pack_ufix_trunc_v2df): Ditto.
5792 (vec_unpacks_hi_v4sf): Ditto.
5793 (vec_unpacks_lo_v4sf): Ditto.
5794 (vec_unpacks_float_hi_v4si): Ditto.
5795 (vec_unpacks_float_lo_v4si): Ditto.
5796 (vec_unpacku_float_hi_v4si): Ditto.
5797 (vec_unpacku_float_lo_v4si): Ditto.
5798 (movmisalign<mode>): Ditto.
5799 (vector_ceil<mode>2): New patterns for vectorizing math library.
5800 (vector_floor<mode>2): Ditto.
5801 (vector_btrunc<mode>2): Ditto.
5802 (vector_copysign<mode>3): Ditto.
5804 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5805 predicate for setting the high bit in each word, used for copysign.
5807 * config/rs6000/ppc-asm.h (f19): Whitespace.
5808 (f32-f63): Define if VSX.
5809 (v0-v31): Define if Altivec.
5810 (vs0-vs63): Define if VSX.
5812 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5814 * config/rs6000/power7.md: New file, provide tuning parameters for
5817 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5818 (rs6000_cpu_cpp_builtins): Ditto.
5819 (altivec_overloaded_builtins): Ditto.
5820 (altivec_resolve_overloaded_builtin): Ditto.
5822 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5823 debug switch to disable vectorizing simple math builtin
5826 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5827 Vectorize simple math builtin functions.
5828 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5829 hook to vectorize math builtins.
5830 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
5831 (rs6000_builtin_conversion): Add VSX/power7 support.
5832 (rs6000_builtin_vec_perm): Ditto.
5833 (vsplits_constant): Add support for loading up a vector constant
5834 with just the high bit set in each part.
5835 (rs6000_expand_vector_init): Add VSX/power7 support.
5836 (rs6000_expand_vector_set): Ditto.
5837 (rs6000_expand_vector_extract): Ditto.
5838 (rs6000_emit_move): Ditto.
5839 (bdesc_3arg): Ditto.
5840 (bdesc_2arg): Ditto.
5841 (bdesc_1arg): Ditto.
5842 (rs6000_expand_ternop_builtin): Ditto.
5843 (altivec_expand_builtin): Ditto.
5844 (rs6000_expand_unop_builtin): Ditto.
5845 (rs6000_init_builtins): Ditto.
5846 (altivec_init_builtins): Ditto.
5847 (builtin_function_type): Ditto.
5848 (rs6000_common_init_builtins): Ditto.
5849 (rs6000_handle_altivec_attribute); Ditto.
5850 (rs6000_mangle_type): Ditto.
5851 (rs6000_vector_mode_supported_p): Ditto.
5852 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5855 * config/rs6000/vsx.md: New file for VSX support.
5857 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
5858 identifing values with just the most significant bit set.
5859 (enum rs6000_builtins): Add builtins for VSX. Add simple math
5860 vectorized builtins.
5862 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
5863 (UNSPEC_VRFIM): Delete.
5864 (splitter for loading up vector with most significant bit): New
5865 splitter for vectorizing copysign.
5866 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
5867 vectorizing simple math functions.
5868 (altivec_vrfip): Add support for vectorizing simple math functions.
5869 (altivec_vrfim): Ditto.
5870 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
5872 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
5873 (power7.md, vsx.md): Include for power7 support.
5874 (copysigndf3): Use VSX instructions if -mvsx.
5875 (negdf2_fpr): Ditto.
5876 (absdf2_fpr): Ditto.
5877 (nabsdf2_fpr): Ditto.
5878 (adddf3_fpr): Ditto.
5879 (subdf3_fpr): Ditto.
5880 (muldf3_fpr): Ditto.
5881 (divdf3_fpr): Ditto.
5882 (fix_truncdfdi2_fpr): Ditto.
5883 (cmpdf_internal1): Ditto.
5884 (fred, fred_fpr): Convert into expander/insn to add VSX support.
5885 (btruncdf2, btruncdf2_fpr): Ditto.
5886 (ceildf2, ceildf2_fpr): Ditto.
5887 (floordf2, floordf2_fpr): Ditto.
5888 (floatdidf2, floatdidf2_fpr): Ditto.
5889 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5890 (fmsubdf4_fpr): Ditto.
5891 (fnmadddf4_fpr_1): Ditto.
5892 (fnmadddf4_fpr_2): Ditto.
5893 (fnmsubdf4_fpr_1): Ditto.
5894 (fnmsubdf4_fpr_2): Ditto.
5895 (fixuns_truncdfdi2): Add expander for VSX support.
5896 (fix_truncdfdi2): Ditto.
5897 (fix_truncdfsi2): Ditto.
5899 (btruncsf2): Whitespace.
5900 (movdf_hardfloat32): Add support for VSX registers.
5901 (movdf_softfloat32): Ditto.
5902 (movdf_hardfloat64): Ditto.
5903 (movdf_hardfloat64_mfpgpr): Ditto.
5904 (movdf_softfloat64): Ditto.
5905 (movti splitters): Add check for vector registers supporting
5906 TImode in the future.
5907 (bpermd): Add power7 bpermd instruction.
5909 * config/rs6000/altivec.h (vec_div): Define if VSX.
5913 (vec_nearbyint): Ditto.
5916 (all predicates): Use the generic builtin function, and not the V4SF
5917 specific function so that the predicates will work with VSX's V2DF.
5921 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5922 Document new VSX functions and types.
5924 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5927 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5928 "wa", and "j" constraints. Modify "v" to talk about Altivec
5929 instead of just vector.
5931 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5934 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5935 location for phi arguments.
5936 (rewrite_update_phi_arguments): Find locations for reaching defs.
5937 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5938 Add location to add_phi_arg calls.
5939 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5940 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5941 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5942 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5943 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5944 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5945 * tree-phinodes.c (make_phi_node): Initialize location.
5946 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5947 (add_phi_arg): Add location parameter.
5948 (remove_phi_arg_num): Move location when moving phi argument.
5949 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5951 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5952 slpeel_update_phi_nodes_for_guard1,
5953 slpeel_update_phi_nodes_for_guard2,
5954 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5955 vect_loop_versioning): Set locations.
5956 * tree-parloops.c (create_phi_for_local_result,
5957 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5958 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5959 * tree-vect-loop.c (get_initial_def_for_induction,
5960 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5962 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5963 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5964 (gimple_phi_arg_set_location): New. Set locus.
5965 (gimple_phi_arg_has_location): New. Check for locus.
5966 (redirect_edge_var_map_location): New. Return locus from var_map.
5967 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5968 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5969 combining PHI arguments.
5970 (cond_store_replacement): Set location.
5971 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5972 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5973 scop_add_exit_phis_edge): Add locations.
5974 * tree-cfgcleanup.c (remove_forwarder_block,
5975 remove_forwarder_block_with_phi): Add locations.
5976 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5977 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5979 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5980 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5981 flush_pending_stmts): Add source location.
5982 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5983 stack to preserve locations.
5984 * tree-vect-stmts.c (vectorizable_load): Add location.
5985 * tree-inline.c (copy_phis_for_bb): Copy locus.
5986 (setup_one_parameter): Add call locus to inlined parameter stmts.
5987 (initialize_inlined_parameters): Pass in call location as parameter
5989 (tree_function_versioning): Pass location to setup_one_parameter.
5990 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5991 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5992 copy and edge lists.
5993 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5994 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5995 locus parameter and override the stmt default if provided.
5996 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5997 elim_graph_add_edge, elim_graph_remove_succ_edge,
5998 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5999 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6000 eliminate_phi): Add locus info in elimination graph for each edge and
6002 (insert_backedge_copies): Copy locus if present.
6003 * tree-flow.h (struct _edge_var_map): Add locus field.
6004 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6005 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6006 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6008 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6010 2009-07-30 Martin Jambor <mjambor@suse.cz>
6012 PR tree-optimization/40570
6013 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6016 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6018 * ssa-loop-manip.c: Include langhooks.h.
6019 (rewrite_phi_with_iv): New.
6020 (rewrite_all_phi_nodes_with_iv): New.
6021 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6022 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6023 * tree-parloops.c (loop_parallel_p): Move out all conditions
6024 except dependency check.
6025 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6026 (gen_parallel_loop): Call canonicalize_loop_ivs without
6027 reduction_list argument.
6028 (build_new_reduction): New.
6029 (gather_scalar_reductions): New.
6030 (try_get_loop_niter): New.
6031 (try_create_reduction_list): New.
6032 (parallleize_loops): Change the parallel conditions check.
6033 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6034 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6036 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6038 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6040 * doc/options.texi (Option properties): Mention new quoting syntax.
6042 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6044 * config/alpha/alpha.c (alpha_start_function):
6045 Handle VMS_DEBUG_MAIN_POINTER
6046 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6047 * doc/invoke.texi: Document -mdebug-main switch.
6049 2009-07-29 Richard Henderson <rth@redhat.com>
6051 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6052 (cgraph_create_edge_including_clones): Likewise.
6053 * tree-inline.c (copy_bb): Operate on the correct edges
6054 when updating the callgraph.
6056 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6058 * config/alpha/vms-cc.c: Deleted.
6059 * config/alpha/vms-ld.c: Deleted.
6060 * config/alpha/t-vms64: Moved to config/vms
6061 * config/alpha/vms-crt0-64.c: Moved to config/vms
6062 * config/alpha/vms-crt0.c: Moved to config/vms
6063 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6064 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6065 * config/alpha/xm-vms.h: Moved to config/vms
6066 * config/alpha/x-vms: Moved to config/vms
6067 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6069 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6070 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6072 * config/vms/t-vms64: Moved here from config/alpha
6073 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6074 (argc,argv,envp): Enforce 32bit malloc'ing.
6075 * config/vms/vms-psxcrt0-64.c: Likewise.
6076 * config/vms/vms-crt0.c: Moved here from config/alpha.
6077 * config/vms/vms-psxcrt0.c: Likewise.
6078 * config/vms/vms-crtl-64.h: New file.
6079 * config/vms/vms-crtl.h: New file.
6080 * config/vms/vms.opt: New file.
6081 * config/vms/xm-vms64.h: New file.
6082 * config/vms/xm-vms.h: Moved here from config/alpha.
6083 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6085 * config/vms/x-vms: Moved here from config/alpha.
6086 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6087 (vms-ld.o, vms-cc.o): Removed.
6088 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6090 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6092 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6093 correct stack (obvious VMS fix).
6095 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6097 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6098 date, version info if VMS_DEBUGGING_INFO defined.
6099 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6100 size, date calculating code moved here.
6102 2009-07-29 Paul Brook <paul@codesourcery.com>
6104 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6107 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6110 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6111 to DImode when generating insq_le insn.
6113 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6115 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6116 New macro set for VMS_DEBUGGGING_INFO.
6117 (AT_string_form): Use it.
6119 2009-07-28 DJ Delorie <dj@redhat.com>
6121 * config/mep/mep.c (vtext_section): New.
6122 (vftext_section): New.
6123 (ftext_section): New.
6124 (mep_select_section): Add support for functions.
6125 (mep_unique_section): Likewise.
6126 (mep_asm_init_sections): Likewise.
6127 (mep_encode_section_info): Remove it from here.
6129 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6131 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6133 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6134 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6136 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6138 * dwarf2out.c (output_file_names): Test new macro
6139 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6140 (add_comp_dir_attribute): Likewise.
6142 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6144 * config/i386/mingw-w64.h (LINK_SPEC): Add
6145 separating space between commands.
6147 2009-07-28 Jan Hubicka <jh@suse.cz>
6149 PR tree-optimization/40759
6150 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6153 2009-07-27 DJ Delorie <dj@redhat.com>
6155 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6156 types are dword-aligned.
6157 (mep_expand_va_start): Likewise.
6159 2009-07-27 Olivier Hainque <hainque@adacore.com>
6160 Douglas B Rupp <rupp@gnat.com>
6162 * convert.c (convert_to_pointer): Don't assume the target
6163 pointer type is POINTER_SIZE long. Fetch its precision instead.
6165 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6167 * system.h (fopen): Undefine if macro.
6169 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6171 * dwarf2out.c (output_cfi_p): Removed.
6172 (output_cfis): New function.
6173 (output_fde): New function, split from output_call_frame_info.
6174 (output_call_frame_info): Use it.
6175 (dwarf2out_switch_text_section): Use output_cfis.
6177 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6179 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6180 TARGET_BI_ARCH is specified without enabling SJLJ.
6181 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6182 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6184 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6186 * arm.md (negdi2): Use DImode if forcing a value into a register.
6188 2009-07-26 Ira Rosen <irar@il.ibm.com>
6190 PR tree-optimization/40801
6191 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6192 of vector operand from the previous copy of vector statement.
6193 Pass the correct definition type value to
6194 vect_get_vec_def_for_stmt_copy().
6196 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6198 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6199 const char ** conversion.
6201 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6203 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6204 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6205 (gcc_unreachable): Invoke __builtin_unreachable() if
6206 !ENABLE_ASSERT_CHECKING.
6208 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6210 PR rtl-optimization/40445
6211 * emit-rtl.c (next_nonnote_insn_bb): New function.
6212 * rtl.h (next_nonnote_insn_bb): Declare new function.
6213 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6214 with no successors that is the successor of the ENTRY_BLOCK.
6215 Continue from the top after removing an empty fallthrough block.
6216 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6217 of next_nonnote_insn.
6219 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6221 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6223 2009-07-25 Martin Jambor <mjambor@suse.cz>
6225 * c-common.c (c_common_attribute_table): New element for noclone.
6226 (handle_noclone_attribute): New function. Forward-declare.
6227 * tree-inline.c (tree_versionable_function_p): Check for noclone
6229 * doc/extend.texi (Labels as Values): Document need for noclone.
6230 (Function Attributes): Document noclone attribute.
6232 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6234 PR rtl-optimization/34999
6235 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6236 and dw_fde_switched_cold_to_hot fields.
6237 (output_cfi_p): New function.
6238 (output_call_frame_info): If fde->dw_fde_switched_sections,
6239 output 2 FDEs instead of one with corrupted header.
6240 (dwarf2out_do_cfi_startproc): New function.
6241 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6242 and fde->dw_fde_switched_cold_to_hot.
6243 (dwarf2out_switch_text_section): Compute
6244 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6245 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6246 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6247 Otherwise, compute fde->dw_fde_switch_cfi.
6249 2009-07-24 Cary Coutant <ccoutant@google.com>
6251 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6253 2009-07-24 Cary Coutant <ccoutant@google.com>
6255 * cfghooks.c (split_block): Copy discriminator to new block.
6256 * tree-cfg.c (assign_discriminator): Check location of last
6257 instruction in block as well as first.
6259 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6261 * config/i386/linux.c: Use fputs or putc instead of fprintf
6263 * config/i386/gas.h: Ditto.
6264 * config/i386/x86-64.h: Ditto.
6265 * config/i386/att.h: Ditto.
6267 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6269 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6272 2009-07-24 Martin Jambor <mjambor@suse.cz>
6274 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6275 (ipa_push_func_to_list_1): Declare.
6276 (ipa_push_func_to_list): New function.
6278 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6279 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6280 (ipa_push_func_to_list): Removed.
6281 (ipa_pop_func_from_list): Clear node_enqueued flag.
6283 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6285 * config/s390/s390.c (override_options): Default
6286 max-unrolled-insns to 100 for z10 tuning.
6288 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6290 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6291 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6292 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6293 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6294 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6295 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6296 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6298 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6300 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6301 use default set in mingw32.h header.
6302 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6303 64-bit /mingw/include path.
6304 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6307 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6309 PR rtl-optimization/40209
6310 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6312 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6314 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6315 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6316 with the rest of string where appropriate. Use fputs or putc
6317 instead of fprintf where appropriate.
6319 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6320 Pat Haugen <pthaugen@us.ibm.com>
6321 Revital Eres <ERES@il.ibm.com>
6323 * config/rs6000/vector.md: New file. Move most of the vector
6324 expander support here from altivec.md to allow for the VSX vector
6325 unit in the future. Add support for secondary_reload patterns.
6326 Rewrite the patterns for vector comparison, and vector comparison
6327 predicate instructions so that the RTL expresses the desired
6328 behavior, instead of using unspec.
6330 * config/rs6000/constraints.md ("f" constraint): Use
6331 rs6000_constraints to hold the precalculated register class.
6332 ("d" constraint): Ditto.
6333 ("wd" constraint): New constraint for VSX.
6334 ("wf" constraint): Ditto.
6335 ("ws" constraint): Ditto.
6336 ("wa" constraint): Ditto.
6337 ("wZ" constraint): Ditto.
6338 ("j" constraint): Ditto.
6340 * config/rs6000/predicates.md (vsx_register_operand): New
6342 (vfloat_operand): New predicate for vector.md.
6343 (vint_operand): Ditto.
6344 (vlogical_operand): Ditto.
6345 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6346 (easy_vector_constant): Add VSX support.
6347 (altivec_indexed_or_indirect_operand): New predicate for
6348 recognizing Altivec style memory references with AND -16.
6350 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6351 for vector secondary reload support.
6352 (rs6000_vector_reg_class): Delete, replacing it with
6354 (rs6000_vsx_reg_class): Ditto.
6355 (rs6000_constraints): New array to hold the register classes of
6356 each of the register constraints that can vary at runtime.
6357 (builtin_mode_to_type): New static array for builtin function type
6359 (builtin_hash_table): New static hash table for builtin function
6361 (TARGET_SECONDARY_RELOAD): Define target hook.
6362 (TARGET_IRA_COVER_CLASSES): Ditto.
6363 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6364 registers are 128 bits if VSX memory reference instructions are used.
6365 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6367 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6368 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6369 Print several of the scheduling related parameters.
6370 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6371 rs6000_constraints instead of rs6000_vector_reg_class. Move
6372 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6373 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6374 Altivec. Add VSX support. Setup for secondary reload support on
6375 Altivec/VSX registers.
6376 (rs6000_override_options): Make power7 set the scheduling groups
6377 like the power5. Add support for new debug switches to override
6378 the scheduling defaults. Temporarily disable -mcpu=power7 from
6379 setting -mvsx. Add support for debug switches -malways-hint,
6380 -msched-groups, and -malign-branch-targets.
6381 (rs6000_buitlin_conversion): Add support for returning unsigned
6382 vector conversion functions to fix regressions due to stricter
6384 (rs6000_builtin_mul_widen_even): Ditto.
6385 (rs6000_builtin_mul_widen_odd): Ditto.
6386 (rs6000_builtin_vec_perm): Ditto.
6387 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6388 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6390 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6392 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6393 VSX types for bit operations. Changes to accomidate vector.md.
6394 (bdesc_2arg): Ditto.
6395 (bdesc_1arg): Ditto.
6396 (struct builtin_description_predicates): Rewrite predicate
6397 handling so that RTL describes the operation, instead of passing
6398 the instruction to be used as a string argument.
6399 (bdesc_altivec_preds): Ditto.
6400 (altivec_expand_predicate_builtin): Ditto.
6401 (altivec_expand_builtin): Ditto.
6402 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6403 statement for vsldoi support.
6404 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6405 (altivec_expand_st_builtin): Ditto.
6406 (paired_expand_builtin): Whitespace changes.
6407 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6408 builtin_mode_to_type table for secondary reload. Call
6409 builtin_function_type to build random builtin functions.
6410 (altivec_init_builtins): Change to use builtin_function_type to
6411 create builtin function types dynamically as we need them.
6412 (builtin_hash_function): New support for hashing the tree types
6413 for builtin function as we need it, rather than trying to build
6414 all of the trees that we need. Add initial preliminary VSX support.
6415 (builtin_function_type): Ditto.
6416 (builtin_function_eq): Ditto.
6417 (builtin_hash_struct): Ditto.
6418 (rs6000_init_builtins): Ditto.
6419 (rs6000_common_init_builtins): Ditto.
6420 (altivec_init_builtins): Ditto.
6421 (rs6000_common_init_builtins): Ditto.
6422 (enum reload_reg_type): New enum for simplifing reg classes.
6423 (rs6000_reload_register_type): Simplify register classes into GPR,
6424 Vector, and other registers. Altivec and VSX addresses in reload.
6425 (rs6000_secondary_reload_inner): Ditto.
6426 (rs6000_ira_cover_classes): New target hook, that returns the
6427 appropriate cover classes, based on -mvsx being used or not.
6428 (rs6000_secondary_reload_class): Add VSX support.
6429 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6430 (get_vsel_insn): Ditto.
6431 (rs6000_emit_vector_compare): Rewrite vector conditional support
6432 so that where we can, we use RTL operators, instead of blindly use
6434 (rs6000_emit_vector_select): Ditto.
6435 (rs6000_emit_vector_cond_expr): Ditto.
6436 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6437 (create_TOC_reference): Add -mdebug=addr support.
6438 (emit_frame_save): VSX loads/stores need register indexed addressing.
6440 * config/rs6000/rs6000.md: Include vector.md.
6442 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6444 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6445 support for V2DI, V2DF in logical, permute, select operations.
6447 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6448 switch for vsx/power7.
6449 (-mvsx-scalar-memory): Ditto.
6450 (-mvsx-align-128): Ditto.
6451 (-mallow-movmisalign): Ditto.
6452 (-mallow-df-permute): Ditto.
6453 (-msched-groups): Ditto.
6454 (-malways-hint): Ditto.
6455 (-malign-branch-targets): Ditto.
6457 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6459 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6460 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6461 (rs6000_vector_reg_class): Delete.
6462 (rs6000_vsx_reg_class): Ditto.
6463 (enum rs6000_reg_class_enum): New enum for the constraints that
6464 vary based on target switches.
6465 (rs6000_constraints): New array to hold the register class for all
6466 of the register constraints that vary based on the switches used.
6467 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6468 (enum rs6000_builtins): Add unsigned varients for the builtin
6469 declarations returned by target hooks for expanding multiplies,
6470 select, and permute operations. Add VSX builtins.
6471 (enum rs6000_builtin_type_index): Add entries for VSX.
6472 (V2DI_type_node): Ditto.
6473 (V2DF_type_node): Ditto.
6474 (unsigned_V2DI_type_node): Ditto.
6475 (bool_long_type_node): Ditto.
6476 (intDI_type_internal_node): Ditto.
6477 (uintDI_type_internal_node): Ditto.
6478 (double_type_internal_node): Ditto.
6480 * config/rs6000/altivec.md (whole file): Move all expanders to
6481 vector.md from altivec.md. Rename insn matching functions to be
6483 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6484 (altivec_vcmp*): Ditto.
6485 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6486 (VM): New iterator for moves that includes the VSX types.
6487 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6488 (altivec_vperm_<mode>_uns): New, for unsigned types.
6489 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6490 (altivec_eq<mode>): Ditto.
6491 (altivec_gt<mode>): Ditto.
6492 (altivec_gtu<mode>): Ditto.
6493 (altivec_eqv4sf): Ditto.
6494 (altivec_gev4sf): Ditto.
6495 (altivec_gtv4sf): Ditto.
6496 (altivec_vcmpbfp_p): Ditto.
6498 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6500 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6503 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6506 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6507 ASM_SHORT instead of .word.
6508 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6509 instead of .word in asm template.
6511 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6514 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6515 (process_bb_node_lives): Use it.
6517 * ira.c (setup_cover_and_important_classes): Don't setup
6518 ira_important_class_nums. Add cover classes to the end of
6520 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6522 (find_reg_class_closure): Use reorder_important_classes.
6524 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6526 * config/i386/i386.c (i386_ira_cover_classes): New function.
6527 (TARGET_IRA_COVER_CLASSES): Redefine.
6529 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6530 importance of order of cover classes in the array.
6532 2009-07-22 Diego Novillo <dnovillo@google.com>
6534 * tree-pass.h (TDF_EH): Define.
6535 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6536 contains TDF_EH, print the EH region number holding GS.
6537 * tree-dump.c (dump_options): Add "eh".
6538 * doc/invoke.texi: Document it.
6540 2009-07-22 Doug Kwan <dougkwan@google.com>
6542 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6544 2009-07-22 Michael Matz <matz@suse.de>
6546 PR tree-optimization/35229
6547 PR tree-optimization/39300
6549 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6550 (inhibit_phi_insertion): New function.
6551 (insert_into_preds_of_block): Call it for REFERENCEs.
6552 (init_pre): Initialize and finalize scalar evolutions.
6553 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6555 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6557 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6558 Use CONST_VECTOR_NUNITS to determine number of elements.
6560 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6562 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6563 (U, W): Constraints are now deprecated and will be removed if we
6565 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6567 ("prefetch"): Add the stcmh instruction for prefetching.
6568 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6570 (s390_short_displacement): Return always true if compiling for
6571 machines not providing the long displacement facility.
6572 (s390_mem_constraint): Support the new constraint letter Z.
6573 (s390_check_qrst_address): New function.
6575 2009-07-21 DJ Delorie <dj@redhat.com>
6577 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6580 2009-07-21 Jason Merrill <jason@redhat.com>
6582 * c-common.c (max_tinst_depth): Increase default to 1024.
6584 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6586 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6587 (vec_unpacku_float_lo_v4si): Ditto.
6589 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6592 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6593 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6594 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6595 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6597 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6599 PR tree-optimization/40813
6600 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6603 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6605 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6606 with a NOP_EXPR if needed.
6608 2009-07-21 Paul Brook <paul@codesourcery.com>
6610 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6611 Terminate debug dump with newline.
6613 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6615 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6616 Cast "1" to unsigned HOST_WIDE_INT.
6617 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6618 deposit length to the maximum length - lsb. Extend length if
6619 HOST_BITS_PER_WIDE_INT is 32.
6621 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6623 * cgraph.h (constant_pool_htab): New function.
6624 (constant_descriptor_tree): Move from varasm.c.
6625 * varasm.c (constant_pool_htab): New function.
6626 (constant_descriptor_tree): Move to cgraph.h.
6628 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6630 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6632 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6634 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6637 2009-07-20 Xinliang David Li <davidxl@google.com>
6639 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6641 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6643 * config/mips/mips.md (move_type): Add arith.
6644 (type): Handle arith.
6645 (zero_extendsidi2): Rename this into ...
6646 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6647 (zero_extendsidi2): New expander.
6648 (*zero_extendsidi2_dext): New pattern.
6650 2009-07-20 Nick Clifton <nickc@redhat.com>
6652 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6653 to set MIPS_ABI_DEFAULT.
6654 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6656 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6658 * tree-object-size.c (addr_object_size): Handle unions with
6659 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6661 PR tree-optimization/40792
6662 * tree.c (build_function_type_skip_args): Remove bogus assert.
6664 2009-07-20 Jan Hubicka <jh@suse.cz>
6665 Martin Jambor <mjambor@suse.cz>
6667 * cgraph.h (combined_args_to_skip): New field.
6668 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6669 combined_args_to_skip and args_to_skip.
6670 * tree-inline.c (update_clone_info): New function.
6671 (tree_function_versioning): Call update_clone_info.
6672 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6674 (cgraph_materialize_all_clones): More extensive dumping, working
6675 with combined_args_to_skip rather than args_to_skip.
6677 2009-07-20 Ira Rosen <irar@il.ibm.com>
6679 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6680 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6681 (get_initial_def_for_reduction): Likewise.
6682 (vectorizable_reduction): Skip the check of first operand in case
6683 of COND_EXPR. Add check that it is outer loop vectorization if
6684 nested cycle was detected. Call vectorizable_condition() for
6685 COND_EXPR. If reduction epilogue cannot be created do not fail for
6686 nested cycles (if it is not double reduction). Assert that there
6687 is only one type in the loop in case of COND_EXPR. Call
6688 vectorizable_condition() to vectorize COND_EXPR.
6689 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6690 Add parameters. Allow nested cycles if called from
6691 vectorizable_reduction(). Use reduction vector variable if provided.
6692 (vect_analyze_stmt): Call vectorizable_reduction() before
6693 vectorizable_condition().
6694 (vect_transform_stmt): Update call to vectorizable_condition().
6696 2009-07-20 Christian Bruel <christian.bruel@st.com>
6698 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6699 * doc/invoke.texi (-mfmovd): Likewise.
6700 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6702 2009-07-20 Jan Hubicka <jh@suse.cz>
6704 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6705 when handling SSA name.
6707 2009-07-19 Jan Hubicka <jh@suse.cz>
6709 PR tree-optimization/40676
6710 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6711 virtual PHIs in empty BBs.
6713 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6715 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6716 re-expanded the compound use gen_lowpart instead to convert to the
6719 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6721 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6722 OUTER_CONST arguments.
6723 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6724 the new wider mode will be masked off.
6725 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6727 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6729 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6730 high-order bits are zero.
6732 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6734 * combine.c (simplify_shift_const_1): Split code to determine
6736 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6737 new bits shifted in are identical to the old sign bit.
6739 2009-07-18 Richard Guenther <rguenther@suse.de>
6742 * gimplify.c (gimplify_call_expr): Reject code using results from
6743 functions returning void.
6745 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6747 * doc/md.texi: Document the new PowerPC "es" constraint.
6748 Document that "m" can include automodified addresses on this target,
6749 and explain how %U must be used. Extend the "Q" and "Z" documentation
6750 to suggest "es" as well as "m".
6751 * config/rs6000/constraints.md (es): New memory constraint.
6752 (Q, Z): Update strings to match new documentation.
6754 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6756 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6757 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6758 * config/rs6000/predicates.md (volatile_mem_operand): Use
6759 offsettable_nonstrict_memref_p.
6760 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6761 (*floatunssidf2_internal): Likewise.
6762 (*fix_truncdfsi2_internal): Likewise.
6763 (*fix_trunctfsi2_internal): Likewise.
6765 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6767 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6769 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6771 2009-07-17 Richard Guenther <rguenther@suse.de>
6774 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6775 (pass_warn_unused_result): Likewise.
6776 (TODO_set_props): Remove.
6777 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6779 (pass_diagnose_omp_blocks): Define.
6780 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6781 (c_gimple_diagnostics_recursively): Remove.
6782 (finish_function): Do not call it.
6783 (c_write_global_declarations): Continue after errors.
6784 Finalize the CU here.
6785 * c-gimplify.c (c_genericize): Do not gimplify here.
6786 * c-common.c (c_warn_unused_result): Move ...
6787 * tree-cfg.c (do_warn_unused_result): ... here.
6788 (run_warn_unused_result): New function.
6789 (gate_warn_unused_result): New function.
6790 (pass_warn_unused_result): New pass.
6791 * c-common.h (c_warn_unused_result): Remove.
6792 * flags.h (flag_warn_unused_result): Declare.
6793 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6794 * opts.c (flag_warn_unused_result): Initialize to false.
6795 * toplev.c (compile_file): Add comment.
6796 * omp-low.c (create_omp_child_function): Do not register
6797 the function with the frontend.
6798 (diagnose_omp_structured_block_errors): Prepare to be
6799 called as optimization pass.
6800 (gate_diagnose_omp_blocks): New function.
6801 (pass_diagnose_omp_blocks): New pass.
6802 * cgraph.h (cgraph_optimize): Remove.
6803 (cgraph_analyze_function): Likewise.
6804 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6805 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6806 before their parents here.
6807 (cgraph_finalize_function): Not here.
6808 (cgraph_analyze_function): Gimplify functions here.
6809 (cgraph_finalize_compilation_unit): Continue after errors.
6810 Optimize the callgraph from here.
6811 (cgraph_optimize): Make static.
6812 * langhooks.c (write_global_declarations): Finalize the CU.
6813 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6814 (gimplify_function_tree): Assert we gimplify only once.
6815 Set PROP_gimple_any property.
6816 * tree-nested.c (gimplify_all_functions): New function.
6817 (lower_nested_functions): Gimplify all nested functions.
6818 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6819 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6820 and pass_diagnose_omp_blocks after gimplification. Do not
6821 set TODO_set_props on all_lowering_passes.
6822 (execute_one_pass): Do not handle TODO_set_props.
6823 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6824 (gimplify.o): Add tree-pass.h dependency.
6825 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6826 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6827 (unsave_r): Likewise.
6828 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
6831 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
6833 * doc/service.texi (Service): Restore previously removed link,
6834 which isn't broken after all.
6836 2009-07-17 Richard Guenther <rguenther@suse.de>
6838 PR tree-optimization/40321
6839 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
6840 PHI nodes to the maximal set.
6841 (make_values_for_phi): Add PHI arguments to the maximal set.
6842 (execute_pre): Dump PHI_GEN and the maximal set.
6844 2009-07-17 Jakub Jelinek <jakub@redhat.com>
6847 * gimplify.c (gimplify_conversion): Don't change non-conversions into
6850 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6852 * doc/extend.texi (Nested Functions): Replace broken link with
6854 * doc/service.texi (Service): Remove broken link.
6856 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
6859 * builtins.c (expand_builtin_memcmp): Use loc instead of
6860 EXPR_LOCATION (exp).
6861 (expand_builtin_strncmp): Likewise.
6863 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
6864 Manuel López-Ibáñez <manu@gcc.gnu.org>
6867 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6868 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
6869 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
6870 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
6871 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
6872 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
6873 tree-inline.c, c-common.c, c-common.h, gimple.c,
6874 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
6875 convert.c: Add location argument to fold_{unary,binary,ternary},
6876 fold_build[123], build_call_expr, build_size_arg,
6877 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
6878 fold_build1_initializer, fold_build2_initializer,
6879 fold_build3_initializer, fold_build_call_array,
6880 fold_build_call_array_initializer, fold_single_bit_test,
6881 omit_one_operand, omit_two_operands, invert_truthvalue,
6882 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
6883 combine_comparisons, fold_builtin_*, fold_call_expr,
6884 build_range_check, maybe_fold_offset_to_address, round_up,
6887 2009-07-16 Jason Merrill <jason@redhat.com>
6890 * c-common.c (c_common_reswords): Add __is_standard_layout
6892 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6893 * doc/implement-cxx.texi: New.
6894 * doc/gcc.texi: Include it.
6896 2009-07-16 DJ Delorie <dj@redhat.com>
6898 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6899 compares that may be indirectly affected by previous instructions.
6901 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6903 * builtins.c (do_mpc_arg2): New.
6904 (fold_builtin_2): Fold builtin cpow.
6905 * real.h (HAVE_mpc_pow): New.
6907 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6909 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6910 comparison to skip unprofitable schedule
6912 2009-07-16 Simon Baldwin <simonb@google.com>
6914 * gcc.c (option_map): New flag -no-canonical-prefixes.
6915 * (display_help): Print help text for new flag.
6916 * (process_command): Move options translation and language specifics
6917 and handle new flag early. Use it to set a function pointer to a
6918 prefix builder. Replace make_relative_prefix calls with calls to
6919 the function pointed to. Ignore new flag in regular options handling.
6920 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6922 2009-07-15 DJ Delorie <dj@redhat.com>
6924 * config/mep/mep.md (sibcall_internal): Change register to avoid
6926 (sibcall_value_internal): Likewise.
6928 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6930 PR rtl-optimization/40710
6931 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6933 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6935 * config/mips/mips.md (*extenddi_truncate<mode>,
6936 *extendsi_truncate<mode>): Change type attribute to move_type
6937 with shift_shift. Split out code handling exts from here ...
6938 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6940 (*extendhi_truncateqi): Change type attribute to move_type with
6941 shift_shift. Split out code handling exts from here ...
6942 (*extendhi_truncateqi_exts): ... to this new pattern.
6944 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6947 instead of "and" with inverted sign bit mask value. Use
6948 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6949 Allocate registers only for operand 4 and operand 5.
6951 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6954 * fold-const.c (fold_cond_expr_with_comparison): When folding
6955 < and <= to MIN, make sure the MIN uses the same type as the
6956 comparison's operands.
6958 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6960 * arm.md (ior_xor): New code iterator.
6961 (split for ior/xor with shift and zero-extend): New split pattern.
6962 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6964 2009-07-15 Richard Guenther <rguenther@suse.de>
6966 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6969 2009-07-15 Richard Guenther <rguenther@suse.de>
6972 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6974 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6976 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6977 handle 2.6.30 kernel.
6979 2009-07-15 DJ Delorie <dj@redhat.com>
6981 * config/mep/mep.md (sibcall_internal): Change register to allow
6982 for 24-bit addresses.
6983 (sibcall_value_internal): Likewise.
6985 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6987 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6988 that are enabled/disabled by the flags introduced by a previous patch.
6990 2009-07-14 DJ Delorie <dj@redhat.com>
6992 * config/mep/mep.md (sibcall_internal): Include non-toggling
6994 (sibcall_value_internal): Likewise.
6996 2009-07-14 Taras Glek <tglek@mozilla.com>
6997 Rafael Espindola <espindola@google.com>
6999 * doc/sourcebuild.texi: Document install-plugin target.
7000 * configure.ac: Added install-plugin target to language makefiles.
7001 * configure: Regenerate.
7002 * Makefile.in: (install-plugin): Install more headers,
7003 depend on lang.install-plugin.
7005 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7007 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7010 2009-07-14 DJ Delorie <dj@redhat.com>
7012 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7013 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7014 * config/mep/mep.md (sibcall_internal): Change test from
7015 mep_vliw_mode_match to mep_vliw_jmp_match.
7016 (sibcall_value_internal): Likewise.
7018 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7020 * config/i386/sse.md (copysign<mode>3): New expander.
7021 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7022 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7023 Use ix86_build_const_vector.
7024 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7025 IX86_BUILTIN_CPYSGNPD.
7026 (builtin_description): Add __builtin_ia32_copysignps and
7027 __builtin_ia32_copysignpd.
7028 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7029 and BUILT_IN_COPYSIGNF.
7031 2009-07-13 Jason Merrill <jason@redhat.com>
7033 * builtins.c (can_trust_pointer_alignment): New fn.
7034 (get_pointer_alignment): Factor it out from here.
7035 * tree.h: Declare it.
7037 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7039 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7042 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7046 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7048 2009-07-14 Richard Guenther <rguenther@suse.de>
7049 Andrey Belevantsev <abel@ispras.ru>
7052 * cfgexpand.c (partition_stack_vars): Do not bother to update
7053 alias information when not optimizing.
7055 2009-07-14 Richard Guenther <rguenther@suse.de>
7056 Andrey Belevantsev <abel@ispras.ru>
7058 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7059 (pt_solution_set): Likewise.
7060 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7061 * tree-ssa-structalias.c (pt_solution_set): New function.
7062 * final.c (rest_of_clean_state): Free SSA data structures.
7063 * print-rtl.c (print_decl_name): Remove.
7064 (print_mem_expr): Implement in terms of print_generic_expr.
7065 * alias.c (ao_ref_from_mem): New function.
7066 (rtx_refs_may_alias_p): Likewise.
7067 (true_dependence): Query alias-export info.
7068 (canon_true_dependence): Likewise.
7069 (write_dependence_p): Likewise.
7070 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7072 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7073 (mem_expr_equal_p): Use operand_equal_p.
7074 (set_mem_attributes_minus_bitpos): Do not use
7075 component_ref_for_mem_expr.
7076 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7077 (update_alias_info_with_stack_vars): Likewise.
7078 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7079 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7080 explicitly nor clear stmt operands.
7081 Free the decl-to-pointer map.
7082 * tree-optimize.c (execute_free_datastructures): Do not free
7083 SSA data structures here.
7084 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7085 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7086 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7088 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7090 2009-07-13 DJ Delorie <dj@redhat.com>
7092 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7093 unrolling at the right iteration count.
7095 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7098 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7100 * haifa-sched.c (rank_for_schedule): Introduced flags to
7101 enable/disable individual scheduling heuristics.
7102 * common.opt: Introduced flags to enable/disable individual
7103 heuristics in the scheduler.
7104 * doc/invoke.texi: Introduced flags to enable/disable individual
7105 heuristics in the scheduler.
7107 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7109 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7110 config/i386/mingw-tls.c.
7111 * config/i386/mingw-tls.c: Removed.
7113 2009-07-13 Ira Rosen <irar@il.ibm.com>
7115 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7116 checks access only relevant statements.
7117 (vectorizable_reduction): Likewise.
7119 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7121 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7122 just for 32-bit case.
7124 2009-07-12 Jan Hubicka <jh@suse.cz>
7126 PR tree-optimization/40585
7127 * except.c (expand_resx_expr): When there already is resume
7128 instruction, produce linked list.
7129 (build_post_landing_pads): Assert that resume is empty.
7130 (connect_post_landing_pads): Handle resume lists.
7131 (dump_eh_tree): Dump resume list.
7133 2009-07-12 Ira Rosen <irar@il.ibm.com>
7135 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7136 with additional argument.
7137 * tree-vectorizer.h (enum vect_def_type): Add
7138 vect_double_reduction_def.
7139 (vect_is_simple_reduction): Add argument.
7140 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7142 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7143 vect_is_simple_reduction with additional argument.
7144 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7146 (reduction_code_for_scalar_code): Handle additional codes by
7147 returning ERROR_MARK for them. Fix comment and indentation.
7148 (vect_is_simple_reduction): Fix comment, add argument to specify
7149 double reduction. Detect double reduction.
7150 (get_initial_def_for_induction): Fix indentation.
7151 (get_initial_def_for_reduction): Fix comment and indentation.
7152 Handle double reduction. Create initial definitions that do not
7153 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7154 (vect_create_epilog_for_reduction): Fix comment, add argument to
7155 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7156 epilogue result extraction. Create double reduction phi node and
7157 replace relevant uses.
7158 (vectorizable_reduction): Call vect_is_simple_reduction with
7159 additional argument. Fix indentation. Update epilogue code treatment
7160 according to the changes in reduction_code_for_scalar_code. Check
7161 for double reduction. Call vect_create_epilog_for_reduction with
7162 additional argument.
7163 * tree-vect-stmts.c (process_use): Handle double reduction, update
7165 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7166 (vect_get_vec_def_for_operand): Likewise.
7168 2009-07-12 Danny Smith <dansmister@gmail.com>
7170 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7171 dllexport if !TREE_PUBLIC.
7172 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7174 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7176 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7177 (avr_extra_arch_macro) Remove declatation.
7178 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7179 (avr_extra_arch_macro) Declare as static.
7180 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7182 2009-07-11 Jan Hubicka <jh@suse.cz>
7185 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7187 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7190 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7191 cold_in_std_section bits.
7192 (dwarf2out_begin_prologue): Initialize them.
7193 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7194 if already covered by text_section or cold_text_section range.
7196 PR rtl-optimization/40667
7197 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7198 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7199 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7200 * config/i386/i386.c (ix86_minimum_alignment): New function.
7201 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7202 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7203 * emit-rtl.c (gen_reg_rtx): Likewise.
7204 * function.c (assign_parms): Likewise. If nominal_type needs
7205 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7206 rather than passed_type's alignment.
7209 * function.c (assign_parm_setup_stack): Adjust
7210 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7211 from nominal_mode on big endian.
7213 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7215 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7217 2009-07-10 DJ Delorie <dj@redhat.com>
7219 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7221 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7223 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7225 (thumb2_cbnz): Likewise.
7227 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7230 * config.gcc (supported_defaults): Add synci.
7231 (with_synci): Add validation.
7232 (all_defaults): Add synci.
7233 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7236 * config/mips/mips.opt (msynci): New option.
7237 * config/mips/mips.c (mips_override_options): Warn on use of
7238 -msynci for targets that do now support it.
7239 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7241 * gcc/doc/invoke.texi (-msynci): Document the new option.
7242 * doc/install.texi (--with-synci): Document the new option.
7244 2009-07-10 Richard Guenther <rguenther@suse.de>
7246 PR tree-optimization/40496
7247 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7248 the PHI result with a compatible type.
7250 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7254 * c.opt (Wunused-result): New.
7255 * doc/invoke.texi: Document it.
7256 * c-common.c (c_warn_unused_result): Use it.
7258 2009-07-09 DJ Delorie <dj@redhat.com>
7260 * targhooks.c (default_target_can_inline_p): Rename from
7261 default_target_option_can_inline_p.
7262 * targhooks.h (default_target_can_inline_p): Likewise.
7263 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7264 TARGET_OPTION_CAN_INLINE_P.
7265 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7266 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7267 (mep_target_can_inline_p): Rename from
7268 mep_target_option_can_inline_p.
7271 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7272 registers used to pass vectors.
7274 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7276 2009-07-09 Tom Tromey <tromey@redhat.com>
7278 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7279 * config/mmix/mmix.c: Include dwarf2.h.
7280 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7281 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7282 * config/sh/sh.c: Include dwarf2.h.
7283 * config/i386/i386.c: Include dwarf2.h.
7284 * Makefile.in (DWARF2_H): Remove 'elf'.
7285 * except.c: Include dwarf2.h.
7286 * unwind-dw2.c: Include dwarf2.h.
7287 * dwarf2out.c: Include dwarf2.h.
7288 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7289 * unwind-dw2-fde.c: Include dwarf2.h.
7290 * dwarf2asm.c: Include dwarf2.h.
7292 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7294 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7295 (max_issue): Use it.
7296 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7298 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7299 (region_sched_info): Update.
7300 * sched-ebb.c (ebb_sched_info): Update.
7301 * modulo-sched.c (sms_sched_info): Update.
7302 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7304 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7306 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7308 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7310 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7312 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7315 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7316 arg1 with arg01 if arg1 is already INTEGER_CST.
7318 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7320 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7321 Transform (and (truncate)) into (truncate (and)).
7323 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7325 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7326 creating LHS paradoxical subregs. Fix surrounding returns to
7327 use NULL_RTX rather than 0.
7329 2009-07-08 DJ Delorie <dj@redhat.com>
7331 * config/mep/mep.c: (mep_option_can_inline_p): New.
7332 (TARGET_OPTION_CAN_INLINE_P): Define.
7334 2009-07-08 Mark Wielaard <mjw@redhat.com>
7337 * dwarf2out.c (add_data_member_location_attribute): When we have
7338 only a constant offset don't emit a new location description using
7339 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7342 2009-07-08 Richard Henderson <rth@redhat.com>
7345 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7346 (enum reg_class): Add CLOBBERED_REGS.
7347 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7348 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7349 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7350 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7351 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7352 force 64-bit sibcalls into R11.
7353 * config/i386/constraints.md (U): New constraint.
7354 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7355 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7356 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7358 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7360 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7362 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7363 * ebitmap.h (dump_ebitmap): Ditto.
7364 * optabs.h (optab_libfunc): Ditto.
7365 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7366 * tree-flow.h (vect_can_force_dr_alignment_p,
7367 get_vectype_for_scalar_type): Ditto.
7368 (vectorize_loops): Move prototype to ...
7369 * tree-vectorizer.h: ... here. Also, adjust comment.
7370 (vect_set_verbosity_level): Remove duplicate prototype.
7371 * tree-ssa-loop.c: Include tree-vectorizer.h.
7372 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7374 2009-07-08 Nick Clifton <nickc@redhat.com>
7376 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7379 2009-07-08 DJ Delorie <dj@redhat.com>
7381 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7382 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7383 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7385 * config/mep/intrinsics.md: Regenerated.
7386 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7387 registers when asm() or calls are detected.
7389 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7392 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7394 * gimple (gimple_build_call_from_tree): Likewise.
7395 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7396 no_warning flag before warning.
7398 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7400 * tree.c (set_expr_locus): Remove.
7401 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7402 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7404 * gimplify.c (internal_get_tmp_var): Likewise.
7405 (gimplify_call_expr): Likewise.
7406 (gimplify_one_sizepos): Likewise.
7408 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7411 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7412 to variables for debugging purposes.
7414 2009-06-23 Mark Loeser <mark@halcy0n.com>
7417 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7419 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7421 * pretty-print.c (pp_base_format): Remove %J.
7422 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7423 gcc_cxxdiag_char_table): Likewise.
7424 (init_dynamic_diag_info): Likewise.
7426 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7428 * pretty-print.c (pp_base_format): Remove %H.
7429 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7430 gcc_cxxdiag_char_table): Likewise.
7431 (init_dynamic_diag_info): Likewise.
7432 * config/mep/mep.c (mep_select_section): Likewise.
7434 2009-07-07 Duncan Sands <baldrick@free.fr>
7436 * final.c (pass_clean_state): Give the pass a name.
7437 * passes.c (pass_rest_of_compilation): Likewise.
7438 * tree-optimize.c (pass_all_optimizations): Likewise.
7440 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7442 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7443 an extra 'decl' for error_at.
7445 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7448 * tree-tailcall.c (adjust_return_value_with_ops,
7449 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7450 if it has complex or vector type.
7452 2009-07-07 Olivier Hainque <hainque@adacore.com>
7454 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7457 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7459 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7461 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7463 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7464 * c-decl.c: Likewise.
7465 * function.c: Likewise.
7466 * varasm.c: Likewise.
7467 * tree-ssa.c: Likewise.
7468 * c-common.c: Likewise.
7469 * tree-cfg.c: Likewise.
7470 * config/spu/spu.c: Likewise.
7471 * config/ia64/ia64.c: Likewise.
7472 * config/v850/v850.c: Likewise.
7474 2009-07-06 DJ Delorie <dj@redhat.com>
7476 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7477 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7478 unspecified accesses to control registers.
7479 * config/mep/intrinsics.md: Regenerate.
7480 * config/mep/intrinsics.h: Regenerate.
7481 * config/mep/mep-intrin.h: Regenerate.
7483 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7485 * c-lex.c: Replace %H by an explicit location. Update all calls.
7486 * c-common.c: Likewise.
7487 * c-decl.c: Likewise.
7488 * c-typeck.c: Likewise.
7489 * fold-const.c: Likewise.
7490 * gimplify.c: Likewise.
7492 * tree-cfg.c: Likewise.
7493 * tree-ssa-loop-niter.c: Likewise.
7494 * tree-vrp.c: Likewise.
7495 * value-prof.c: Likewise.
7497 2009-07-06 Diego Novillo <dnovillo@google.com>
7499 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7500 if it has one. Handle cases where VAR does not have an
7501 annotation or cfun is NULL.
7503 2009-07-06 Diego Novillo <dnovillo@google.com>
7505 * tree.c: Include debug.h.
7506 (initialize_tree_contains_struct): New.
7507 (init_ttree): Call it.
7508 (tree_node_structure_for_code): Factor out of ...
7509 (tree_node_structure): ... here.
7510 * treestruct.def (TS_PHI_NODE): Remove.
7511 (TS_GIMPLE_STATEMENT): Remove.
7513 2009-07-06 Diego Novillo <dnovillo@google.com>
7515 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7516 (debug_tree_chain): Handle cycles.
7518 2009-07-06 Nick Clifton <nickc@redhat.com>
7519 DJ Delorie <dj@redhat.com>
7521 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7522 __FMOVD_ENABLED__ is defined.
7524 (TARGET_FMOVD): Provide a default definition.
7525 (MASK_FMOVD): Likewise.
7526 (TARGET_CPU_CPP_BUILTINS): Define
7527 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7528 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7529 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7530 (split for DF load from memory into register): Also handle
7531 MEMs which consist of REG+DISP addressing.
7532 (split for DF store from register to memory): Likewise.
7533 (movsf_ie): Always use single fp_mode.
7534 * config/sh/sh.c (sh_override_options): Do not automatically
7535 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7536 that to the -mfmovd command line switch.
7537 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7538 (fldi_ok): Always allow.
7539 * config/sh/sh.opt (mfmovd): Remove this switch.
7540 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7542 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7543 Kaz Kojima <kkojima@gcc.gnu.org>
7545 PR rtl-optimization/30807
7546 * postreload.c (reload_combine): For every new use of REG_SUM,
7547 record the use of BASE.
7549 2009-07-06 Jan Hubicka <jh@suse.cz>
7551 * params.def: Revert my accidental commit at 2009-06-30.
7553 2009-07-04 Ian Lance Taylor <iant@google.com>
7556 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7558 (mingw_format_attribute_overrides): Likewise.
7560 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7563 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7564 don't check cfa.reg. Instead of cfa.indirect use
7565 fde && fde->drap_reg != INVALID_REGNUM test.
7567 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7569 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7571 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7574 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7576 2009-07-03 Richard Guenther <rguenther@suse.de>
7578 PR tree-optimization/40640
7579 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7582 2009-07-03 Jan Hubicka <jh@suse.cz>
7584 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7585 for size, reduce amount of inlining.
7587 2009-07-03 Richard Guenther <rguenther@suse.de>
7590 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7591 if t +- x is known to not overflow and the conversion widens the
7593 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7595 2009-07-03 Jan Hubicka <jh@suse.cz>
7597 * ipa-pure-const.c (analyze): Update loop optimizer init.
7598 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7599 try_remove_empty_loop, remove_empty_loops): Remove.
7600 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7601 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7602 to mark regular loops as neccesary.
7603 (degenerate_phi_p): New function.
7604 (propagate_necessity, remove_dead_phis): Use it.
7605 (forward_edge_to_pdom): Likewise.
7606 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7607 virtual PHI nodes that became unreachable.
7608 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7609 * tree-flow.h (remove_empty_loops): Remove.
7610 * passes.c (init_optimization_passes): Remove.
7612 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7614 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7615 can_create_pseudo_p.
7616 (*fix_trunc<mode>_i387_1): Ditto.
7617 (*floathi<mode>2_1): Ditto.
7618 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7619 (*fistdi2_1): Ditto.
7620 (*fist<mode>2_1): Ditto.
7621 (frndintxf2_floor): Ditto.
7622 (*fist<mode>2_floor_1): Ditto.
7623 (frndintxf2_ceil): Ditto.
7624 (*fist<mode>2_ceil_1): Ditto.
7625 (frndintxf2_trunc): Ditto.
7626 (frndintxf2_mask_pm): Ditto.
7627 (fxam<mode>2_i387_with_temp): Ditto.
7628 * config/i386/sse.md (mulv16qi3): Ditto.
7629 (*sse2_mulv4si3): Ditto.
7631 (sse4_2_pcmpestr): Ditto.
7632 (sse4_2_pcmpistr): Ditto.
7634 2009-07-03 Jan Hubicka <jh@suse.cz>
7636 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7637 (mark_stmt_necessary): Set it.
7638 (mark_operand_necessary): Set it.
7639 (mark_control_dependent_edges_necessary): Set it.
7640 (mark_virtual_phi_result_for_renaming): New function.
7641 (get_live_post_dom): New function.
7642 (forward_edge_to_pdom): New function.
7643 (remove_dead_stmt): Fix handling of control dependences.
7644 (tree_dce_init): Init new bitmap.
7645 (tree_dce_done): Free it.
7647 2009-07-02 Richard Guenther <rguenther@suse.de>
7650 * tree-ssa-structalias.c (new_var_info): Initialize
7653 2009-07-02 Jan Hubicka <jh@suse.cz>
7655 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7658 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7660 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7661 instead of recomputing it. Adjust calls.
7662 (emit_store_flag): Adjust recursive calls.
7664 2009-07-02 Richard Guenther <rguenther@suse.de>
7666 * tree-ssa-live.c (remove_unused_locals): Do not remove
7668 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7669 of DECL_EXTERNAL for HEAP variables.
7670 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7671 HEAP variables. Do not adjust RESTRICT vars.
7672 (find_what_var_points_to): Nobody cares if something
7675 2009-07-02 Ben Elliston <bje@au.ibm.com>
7677 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7678 pc_low and pc_high declarations to the top of the function.
7680 2009-07-01 DJ Delorie <dj@redhat.com>
7682 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7684 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7685 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7686 unspecified accesses to control registers.
7687 * config/mep/intrinsics.md: Regenerate.
7688 * config/mep/intrinsics.h: Regenerate.
7689 * config/mep/mep-intrin.h: Regenerate.
7691 2009-07-01 Anthony Green <green@moxielogic.com>
7693 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7694 instruction when possible.
7695 (moxie_expand_prologue): Ditto. Also, save an instruction and
7696 some complexity by popping off of $r12 instead of $sp.
7697 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7700 2009-07-01 Richard Henderson <rth@redhat.com>
7703 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7704 contained no insns, reposition note before last insn.
7706 2009-07-01 Richard Henderson <rth@redhat.com>
7709 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7710 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7712 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7715 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7716 darwin9 for printing reg addresses with %y.
7718 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7720 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7721 truncation from operands in binary operations.
7723 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7726 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7727 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7728 subreg of op0 to the original op0.
7730 * expmed.c (store_bit_field_1): Use a temporary as the destination
7731 instead of a paradoxical subreg when we need to truncate the result.
7733 2009-07-01 DJ Delorie <dj@redhat.com>
7735 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7736 names to VLIW variants.
7737 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7738 * config/mep/intrinsics.md: Regenerate.
7739 * config/mep/intrinsics.h: Regenerate.
7740 * config/mep/mep-intrin.h: Regenerate.
7742 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7745 * jump.c (returnjump_p): Revert last patch.
7746 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7748 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7751 * pa.md (casesi32p): Use jump table label to determine the offset
7753 (casesi64p): Likewise.
7755 * pa.c (forward_branch_p): Return bool type. Use instruction
7756 addresses when available. Assert that INSN has a jump label.
7757 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7760 2009-07-01 Richard Guenther <rguenther@suse.de>
7762 PR tree-optimization/19831
7763 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7764 that only act as barriers do not make any previous stores necessary.
7765 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7766 HEAP variables global, do not add a constraint from nonlocal.
7767 (find_func_aliases): Handle escapes through return statements.
7768 (compute_points_to_sets): Make escaped HEAP variables global.
7770 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7773 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7774 after reducing a DImode cstore to SImode.
7776 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7778 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7779 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7781 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7783 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7784 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7786 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7787 and umod_optab if TARGET_BSD_DIVMOD.
7788 * config/vax/lib1funcs.asm: New file.
7789 * config/vax/t-linux: New file.
7790 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7792 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7795 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7796 to type arguments that have void type.
7799 * dwarf2out.c (gen_formal_parameter_die): Call
7800 equate_decl_number_to_die if node is different from origin.
7802 2009-06-30 Anthony Green <green@moxielogic.com>
7804 Clean up moxie port for --enable-build-with-cxx.
7805 * config/moxie/moxie.c (moxie_function_value): First two
7806 parameters are const_tree, not tree.
7807 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7808 (REG_CLASS_NAMES): Ditto.
7809 (REGNO_REG_CLASS): Ditto.
7810 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7811 (moxie_function_value): Fix constyness of arguments.
7813 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7815 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7816 finalize_size_functions before further processing.
7817 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7818 (variable_size): Call self_referential_size on size expressions
7819 that contain a PLACEHOLDER_EXPR.
7820 (size_functions): New static variable.
7821 (copy_self_referential_tree_r): New static function.
7822 (self_referential_size): Likewise.
7823 (finalize_size_functions): New global function.
7824 * tree.c: Include tree-inline.h.
7825 (push_without_duplicates): New static function.
7826 (find_placeholder_in_expr): New global function.
7827 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7829 <tcc_expression>: Likewise.
7830 <tcc_vl_exp>: If the replacement object is a constant, try to inline
7831 the call in the expression.
7832 * tree.h (finalize_size_functions): Declare.
7833 (find_placeholder_in_expr): Likewise.
7834 (FIND_PLACEHOLDER_IN_EXPR): New macro.
7835 (substitute_placeholder_in_expr): Update comment.
7836 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
7838 (copy_tree_body_r): Likewise.
7839 (copy_tree_body): New static function.
7840 (maybe_inline_call_in_expr): New global function.
7841 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
7842 (maybe_inline_call_in_expr): Declare.
7843 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
7844 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
7847 2009-06-30 Richard Guenther <rguenther@suse.de>
7849 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
7851 (propagate_necessity): Do not mark reaching defs of stores
7854 2009-06-30 Jan Hubicka <jh@suse.cz>
7856 * cfgloopanal.c (check_irred): Move into ...
7857 (mark_irreducible_loops): ... here; return true if ireducible
7859 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
7860 (analyze_function): Try to prove loop finiteness.
7861 * cfgloop.h (mark_irreducible_loops): Update prototype.
7862 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
7864 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
7866 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
7868 2009-06-30 Ira Rosen <irar@il.ibm.com>
7870 PR tree-optimization/40542
7871 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
7874 2009-06-30 Martin Jambor <mjambor@suse.cz>
7876 PR tree-optimization/40582
7877 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
7878 than useless_type_conversion_p.
7879 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
7882 2009-06-30 Martin Jambor <mjambor@suse.cz>
7885 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7887 2009-06-30 Richard Guenther <rguenther@suse.de>
7889 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7890 use ao_ref references.
7891 (walk_aliased_vdefs): Likewise.
7892 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7893 * tree-ssa-dce.c (struct ref_data): Remove.
7894 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7895 (mark_aliased_reaching_defs_necessary): Adjust.
7896 (mark_all_reaching_defs_necessary_1): Likewise.
7898 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7901 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7902 (emit_store_flag_1): Extract from emit_store_flag, adjust
7903 calls to (what now is) emit_cstore.
7904 (emit_store_flag): Call emit_store_flag_1 and also use it
7905 for what used to be recursive calls.
7907 2009-06-30 Wei Guozhi <carrot@google.com>
7910 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7911 if the target bb post dominates from bb.
7912 * config/i386/i386.c (memory_address_length): Check existence of base
7913 register before using it.
7915 2009-06-30 Nick Clifton <nickc@redhat.com>
7916 DJ Delorie <dj@redhat.com>
7918 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7919 __FMOVD_ENABLED__ is defined.
7921 (TARGET_FMOVD): Provide a default definition.
7922 (MASK_FMOVD): Likewise.
7923 (TARGET_CPU_CPP_BUILTINS): Define
7924 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7925 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7926 two fmov instructions depending upon whether TARGET_FMOVD is
7928 (split for DF load from memory into register): Also handle
7929 MEMs which consist of REG+DISP addressing.
7930 (split for DF store from register to memory): Likewise.
7931 * config/sh/sh.opt (mfmovd): Remove this switch.
7932 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7933 * config/sh/sh.c (sh_override_options): Do not automatically
7934 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7935 that to the -mfmovd command line switch.
7937 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7939 (fldi_ok): Always allow.
7940 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7942 2009-06-29 DJ Delorie <dj@redhat.com>
7944 * doc/install.texi (mep-x-elf): Correct chip's full name.
7946 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7948 * doc/extend.texi: Fix typo.
7950 2009-06-29 Tom Tromey <tromey@redhat.com>
7953 * Makefile.in (DWARF2_H): New variable.
7955 (dwarf2out.o): Likewise.
7956 (dwarf2asm.o): Likewise.
7957 * config/i386/t-i386: Use DWARF2_H.
7958 * except.c: Include elf/dwarf2.h.
7959 * unwind-dw2.c: Include elf/dwarf2.h.
7960 * dwarf2out.c: Include elf/dwarf2.h.
7961 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7962 <dtprel>: New field.
7963 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7964 (size_of_loc_descr): Likewise.
7965 (output_loc_operands_raw): Likewise.
7966 (output_loc_operands): Handle new dtprel field.
7967 (loc_checksum): Update.
7968 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7969 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7970 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7971 * dwarf2asm.c: Include elf/dwarf2.h.
7972 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7973 * config/mmix/mmix.c: Include elf/dwarf2.h.
7974 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7975 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7976 * config/sh/sh.c: Include elf/dwarf2.h.
7977 * config/i386/i386.c: Include elf/dwarf2.h.
7979 2009-06-29 DJ Delorie <dj@redhat.com>
7981 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7983 * doc/extend.texi: Add MeP attributes and pragmas.
7984 * doc/invoke.text: Add MeP Options.
7985 * doc/contrib.texi: Add MeP contribution.
7986 * doc/md.texi: Add MeP constraints.
7987 * doc/install.texi: Add MeP target.
7989 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7991 * target.h (struct gcc_target): Add frame_pointer_required field.
7992 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7993 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7994 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7996 * reload1.c (update_eliminables): (Ditto.).
7997 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7998 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7999 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8001 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8003 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8004 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8005 (arm_frame_pointer_required): New function.
8007 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8008 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8009 (avr_frame_pointer_required_p): Declare as static.
8010 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8012 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8013 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8014 (bfin_frame_pointer_required): Make as static, change return type
8016 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8018 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8019 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8020 (cris_frame_pointer_required): New function.
8022 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8024 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8025 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8026 (fr30_frame_pointer_required): New function.
8028 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8029 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8030 (frv_frame_pointer_required): Make as static, change return type
8032 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8034 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8035 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8036 (ix86_frame_pointer_required): Make as static, change return type to
8038 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8040 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8041 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8043 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8045 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8047 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8049 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8050 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8051 (mips_frame_pointer_required): Make as static.
8052 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8054 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8055 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8056 (mmix_frame_pointer_required): Mew function.
8058 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8059 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8061 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8063 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8065 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8067 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8068 (CAN_ELIMINATE): Redefine.
8069 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8070 (sparc_frame_pointer_required): New function.
8071 (sparc_can_eliminate): New function.
8072 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8074 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8075 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8077 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8078 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8079 (xtensa_frame_pointer_required): Make as static, change return type
8081 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8084 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8086 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8087 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8088 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8089 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8090 (register_callback): Handle PLUGIN_START_UNIT.
8091 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8093 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8095 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8097 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8098 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8100 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8102 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8105 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8107 * doc/extend.texi (Additional Floating Types): __float128 is also
8108 supported on i386 targets.
8110 2009-06-29 Richard Guenther <rguenther@suse.de>
8113 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8115 (pt_solutions_same_restrict_base): Declare.
8116 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8118 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8119 (make_constraint_from, make_copy_constraint): Move earlier.
8120 (make_constraint_from_heapvar): New function.
8121 (make_constraint_from_restrict): Likewise.
8122 (handle_lhs_call): Use it.
8123 (find_func_aliases): Use it to track conversions to restrict
8125 (struct fieldoff): Add only_restrict_pointers flag.
8126 (push_fields_onto_fieldstack): Initialize it.
8127 (create_variable_info_for): Track global restrict qualified pointers.
8128 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8129 Track restrict qualified pointer arguments.
8130 (set_uids_in_ptset): Use varinfo is_global_var flag.
8131 (find_what_var_points_to): Set the vars_contains_restrict flag.
8132 Always create the points-to solution for sets including restrict tags.
8133 (pt_solutions_same_restrict_base): New function.
8134 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8135 qualified pointers use pt_solutions_same_restrict_base as
8136 additional source for disambiguation.
8138 2009-06-29 Richard Guenther <rguenther@suse.de>
8141 * alias.c (find_base_decl): Remove.
8142 (get_deref_alias_set_1): Remove restrict handling.
8143 * c-common.c (c_apply_type_quals_to_decl): Do not set
8144 DECL_POINTER_ALIAS_SET.
8145 * gimplify.c (find_single_pointer_decl_1): Remove.
8146 (find_single_pointer_decl): Likewise.
8147 (internal_get_tmp_var): Remove restrict handling.
8148 (gimple_regimplify_operands): Likewise.
8149 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8150 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8151 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8152 * tree.c (restrict_base_for_decl): Remove.
8153 (init_ttree): Do not allocate it.
8154 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8155 LABEL_DECL_UID for label decls.
8156 (copy_node_stat): Do not copy restrict information.
8157 (decl_restrict_base_lookup): Remove.
8158 (decl_restrict_base_insert): Likewise.
8159 (print_restrict_base_statistics): Likewise.
8160 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8161 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8162 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8163 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8164 (LABEL_DECL_UID): Adjust.
8165 (DECL_BASED_ON_RESTRICT_P): Remove.
8166 (DECL_GET_RESTRICT_BASE): Likewise.
8167 (SET_DECL_RESTRICT_BASE): Likewise.
8168 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8170 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8171 instead of DECL_POINTER_ALIAS_SET.
8172 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8173 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8174 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8176 2009-06-29 Richard Guenther <rguenther@suse.de>
8178 PR tree-optimization/40579
8179 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8180 the IL to simplify has constants that overflowed.
8182 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8184 PR tree-optimization/40550
8185 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8186 vector_compute_type only when the size of vector_compute_type is
8187 less than the size of type.
8189 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8191 * fold-const.c (contains_label_1): Fix comments.
8192 (contains_label_p): Do not walk trees multiple time.
8194 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8196 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8197 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8198 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8199 ix86_fp_comparison_operator.
8200 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8201 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8202 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8203 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8204 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8205 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8206 (related splits): Change predicate to ix86_fp_comparison_operator.
8207 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8208 instead of ix86_fp_comparison_codes.
8209 (ix86_trivial_fp_comparison_operator,
8210 ix86_fp_comparison_operator): New.
8211 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8212 (ix86_expand_compare): Eliminate last two parameters.
8213 (ix86_fp_jump_nontrivial_p): Kill.
8214 * config/i386/i386.c (put_condition_code): Eliminate call to
8215 ix86_fp_comparison_codes and subsequent assertion.
8216 (ix86_fp_comparison_codes): Eliminate.
8217 (ix86_fp_swap_condition): New.
8218 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8219 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8220 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8221 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8222 and ix86_fp_swap_condition.
8223 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8224 Use ix86_fp_comparison_strategy.
8225 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8226 (ix86_fp_jump_nontrivial_p): Eliminate.
8227 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8228 call to ix86_expand_compare.
8229 (ix86_split_fp_branch, ix86_expand_setcc,
8230 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8231 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8233 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8235 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8236 related to jump_clobbers.
8237 * config/arm/arm.md (conds): Remove jump_clob case.
8238 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8239 splits): Change comparison_operator to arm_comparison_operator.
8240 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8243 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8245 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8246 condition for floating point modes.
8247 * expmed.c (emit_store_flag_1): Move here a bigger part
8249 (emit_store_flag): Try swapping the condition for floating point
8251 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8253 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8255 * expr.c (expand_expr_real_1): Just use do_store_flag.
8256 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8257 emit_store_flag_force.
8258 * expmed.c (emit_store_flag_force): Copy here trick
8259 previously in expand_expr_real_1. Try reversing the comparison.
8260 (emit_store_flag_1): Work if target is NULL.
8261 (emit_store_flag): Work if target is NULL, using the result mode
8262 from the comparison. Use split_comparison, restructure final part
8263 to simplify conditionals.
8265 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8267 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8268 * dojump.c (do_jump): Change handling of floating-point
8269 ops to use just do_compare_and_jump.
8270 (split_comparison): New.
8271 (do_compare_rtx_and_jump): Add here logic coming previously
8272 in do_jump, using split_comparison.
8274 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8277 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8279 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8281 * tree-ssa-alias.c: Fix unintentional commit.
8283 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8285 * passes.c (execute_one_pass): Fix unintentional commit.
8287 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8289 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8290 (df_rd_local_compute, df_md_local_compute): Inline them.
8292 (df_md_scratch): New.
8293 (df_md_alloc, df_md_free): Allocate/free it.
8294 (df_md_local_compute): Only include live registers in init.
8295 (df_md_transfer_function): Prune the in-set computed by
8296 the confluence function, and the gen-set too.
8298 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8300 PR rtl-optimization/26854
8301 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8302 * df-problems.c (df_rd_add_problem): Fix comment.
8303 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8304 df_md_simulate_artificial_defs_at_top,
8305 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8306 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8307 df_md_transfer_function, df_md_init, df_md_confluence_0,
8308 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8309 problem_MD, df_md_add_problem): New.
8310 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8311 df_md_get_bb_info): New.
8312 (DF_LAST_PROBLEM_PLUS1): Adjust.
8314 * Makefile.in (fwprop.o): Include domwalk.h.
8315 * fwprop.c: Include domwalk.h.
8316 (reg_defs, reg_defs_stack): New.
8317 (bitmap_only_bit_between): Remove.
8318 (process_defs): New.
8319 (process_uses): Use reg_defs and local_md instead of
8320 bitmap_only_bit_between and local_rd.
8321 (single_def_use_enter_block): New, from build_single_def_use_links.
8322 (single_def_use_leave_block): New.
8323 (build_single_def_use_links): Remove code moved to
8324 single_def_use_enter_block, invoke domwalk.
8325 (use_killed_between): Adjust comment.
8327 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8329 * bitmap.h (bitmap_ior_and_into): New.
8330 * bitmap.c (bitmap_ior_and_into): New.
8332 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8334 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8335 before_dom_children_before_stmts and after_dom_children_after_stmts.
8336 Rename the two remaining callbacks to just before_dom_children and
8337 after_dom_children. Remove other GIMPLE statement walking bits.
8338 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8339 * graphite.c: Do not include domwalk.h.
8340 * tree-into-ssa.c (interesting_blocks): New global.
8341 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8342 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8343 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8344 now that they're not domwalk callbacks.
8345 (rewrite_initialize_block): Rename to...
8346 (rewrite_enter_block): ... this, place after called functions. Test
8347 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8348 (rewrite_finalize_block): Rename to...
8349 (rewrite_leave_block): ... this, place after called functions.
8350 (rewrite_update_init_block): Rename to...
8351 (rewrite_update_enter_block): ... this, place after called functions.
8352 Test interesting_blocks, call rewrite_update_stmt and
8353 rewrite_update_phi_arguments.
8354 (rewrite_update_fini_block): Rename to...
8355 (rewrite_leave_block): ... this, place after called functions.
8356 (rewrite_blocks): Remove last argument, simplify initialization of
8358 (mark_def_sites_initialize_block): Rename to...
8359 (mark_def_sites_block): ... this, call mark_def_sites.
8360 (mark_def_sites_blocks): Remove argument, simplify initialization of
8362 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8363 (update_ssa): Likewise.
8364 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8366 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8367 (dom_opt_initialize_block): Rename to...
8368 (dom_opt_enter_block): ... this, place after called functions. Walk
8369 statements here, inline propagate_to_outgoing_edges.
8370 (dom_opt_finalize_block): Rename to...
8371 (dom_opt_leave_block): ... this, place after called functions.
8372 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8374 (dse_enter_block, dse_record_phi): New.
8375 (dse_record_phis): Delete.
8376 (dse_finalize_block): Rename to...
8377 (dse_leave_block): ... this.
8378 (tree_ssa_dse): Simplify initialization of walk_data.
8379 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8380 Adjust initialization of walk_data.
8381 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8382 * tree-ssa-loop-phiopt.c (get_non_trapping):
8383 Adjust initialization of walk_data.
8384 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8385 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8386 it's not a domwalk callback.
8387 (uncprop_initialize_block): Rename to...
8388 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8389 (dse_finalize_block): Rename to...
8390 (dse_leave_block): ... this.
8391 (tree_ssa_uncprop): Simplify initialization of walk_data.
8392 * Makefile.in: Adjust dependencies.
8394 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8396 * arm.md (casesi): Fix test for Thumb1.
8397 (thumb1_casesi_internal_pic): Likewise.
8398 (thumb1_casesi_dispatch): Likewise.
8400 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8402 * config/arm/arm-cores.def: Added core cortex-m0.
8403 * config/arm/arm-tune.md: Regenerated.
8404 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8406 2009-06-26 DJ Delorie <dj@redhat.com>
8408 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8410 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8411 the scheduler doesn't tag jump insns.
8413 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8415 * c-decl.c (merge_decls): Re-indent.
8417 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8420 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8421 Special-case decimal float constants.
8423 2009-06-26 Richard Henderson <rth@redhat.com>
8425 * function.h (struct function): Add cannot_be_copied_reason,
8426 and cannot_be_copied_set.
8427 * tree-inline.c (has_label_address_in_static_1): Rename from
8428 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8429 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8430 don't set inline_forbidden_reason.
8431 (copy_forbidden): New function, split out of inline_forbidden_p.
8432 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8433 (inline_forbidden_p): Use copy_forbidden.
8434 (tree_versionable_function_p): Likewise.
8435 (inlinable_function_p): Merge into tree_inlinable_function_p.
8436 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8437 * ipa-cp.c (ipcp_versionable_function_p): New function.
8438 (ipcp_cloning_candidate_p): Use it.
8439 (ipcp_node_modifiable_p): Likewise.
8441 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8443 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8444 that is marked not to be inlined. Remove flag_mudflap use.
8445 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8446 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8448 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8451 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8452 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8454 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8456 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8458 (__mingwthr_remove_key_dtor): Likewise.
8460 2009-06-26 Richard Guenther <rguenther@suse.de>
8462 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8464 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8467 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8468 try the non-cond_exec path also.
8470 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8473 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8474 (output_cbranch): Use new functions.
8475 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8478 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8479 Pat Haugen <pthaugen@us.ibm.com>
8480 Revital Eres <ERES@il.ibm.com>
8482 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8483 for %c error. Add %x support to print VSX registers as a unified
8484 register set, instead of separate float and altivec registers.
8485 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8486 %y case, and add support for VSX pre-modify addresses.
8487 (output_toc): Add assert for CONST containing an integer constant
8489 (rs6000_adjust_cost): Add POWER7 support.
8490 (insn_must_be_first_in_group): Ditto.
8491 (insn_must_be_last_in_group): Ditto.
8492 (rs6000_emit_popcount): Ditto.
8493 (rs6000_vector_mode_supported_p): Ditto.
8495 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8496 Change some of the functions called by macros to being called
8497 through a pointer, so debug functions can be inserted if
8498 -mdebug=addr or -mdebug=cost.
8499 (rs6000_preferred_reload_class_ptr): Ditto.
8500 (rs6000_secondary_reload_class_ptr): Ditto.
8501 (rs6000_secondary_memory_needed_ptr): Ditto.
8502 (rs6000_cannot_change_mode_class_ptr): Ditto.
8503 (rs6000_secondary_reload_inner): Ditto.
8504 (rs6000_legitimize_reload_address): Ditto.
8505 (rs6000_legitimize_reload_address_ptr): Ditto.
8506 (rs6000_mode_dependent_address): Ditto.
8507 (rs6000_mode_dependent_address_ptr): Ditto.
8509 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8510 function to return true if the mode allows reg + integer
8512 (virtual_stack_registers_memory_p): New function to return true if
8513 the address refers to a virtual stack register.
8514 (rs6000_legitimate_offset_address_p): Move code to say whether a
8515 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8517 (rs6000_legitimate_address_p): Add checks for modes that only can
8518 do reg+reg addressing. Start adding VSX support.
8519 (rs6000_legitimize_reload_address): Ditto.
8520 (rs6000_legitimize_address): Ditto.
8521 (rs6000_debug_legitimate_address_p): New debug functions for
8522 -mdebug=addr and -mdebug=cost.
8523 (rs6000_debug_rtx_costs): Ditto.
8524 (rs6000_debug_address_costs): Ditto.
8525 (rs6000_debug_adjust_cost): Ditto.
8526 (rs6000_debug_legitimize_address): Ditto.
8527 (rs6000_legitimize_reload_address_ptr): Point to call normal
8528 function or debug function. Make functions called via pointer
8530 (rs6000_mode_dependent_address_ptr): Ditto.
8531 (rs6000_secondary_reload_class_ptr): Ditto.
8532 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8533 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8534 into a friendlier error.
8535 (rs6000_init_builtins): Add initial VSX support.
8536 (rs6000_adjust_cost): Fix some spacing issues.
8538 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8539 (REG_CLASS_NAMES): Ditto.
8540 (REG_CLASS_CONTENTS): Ditto.
8541 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8542 pointer, to add -mdebug=addr support.
8543 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8544 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8545 -mdebug=addr support.
8546 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8547 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8548 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8550 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8552 (bswapsi*): Set attribute types for load/store. Add combiner
8553 patterns to eliminate zero extend on 64-bit.
8554 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8555 stdbrx if the hardware supports those instructions.
8557 2009-06-25 Ian Lance Taylor <iant@google.com>
8559 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8560 (Link Options): Document -static-libstdc++.
8562 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8565 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8566 DATA_ALIGNMENT instead.
8568 2009-06-25 Richard Guenther <rguenther@suse.de>
8570 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8571 indirect references against the callused/escaped solutions.
8572 (call_may_clobber_ref_p_1): Likewise.
8574 2009-06-25 Martin Jambor <mjambor@suse.cz>
8576 PR tree-optimization/40493
8577 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8578 (enum unscalarized_data_handling): New type.
8579 (handle_unscalarized_data_in_subtree): Return what has been done.
8580 (load_assign_lhs_subreplacements): Handle left flushes differently.
8581 (sra_modify_assign): Use unscalarized_data_handling, simplified
8582 condition determining whether to remove the statement.
8584 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8586 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8587 excerpt - @ should be doubled for texinfo.
8589 2009-06-24 Ian Lance Taylor <iant@google.com>
8591 * config/arc/arc.c: Include "df.h".
8592 (arc_attribute_table): Make static. Move higher in file.
8593 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8594 (output_shift): Initialize n later to avoid warning.
8595 * config/arm/arm.c (arm_attribute_table): Make static. Move
8597 * config/avr/avr.c (avr_attribute_table): Make static. Move
8599 (reg_class_tab): Change array type from int to enum reg_class.
8600 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8602 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8603 (lshrhi3_out): Likewise.
8604 (class_likely_spilled_p): Change return type to bool.
8605 (avr_rtx_costs): Use local code variable with enum type.
8606 * config/avr/avr.md (movmemhi): Use add_reg_note.
8607 (andhi3, andsi3): Don't use AS2 with "and".
8608 (iorhi3, iorsi3): Don't use AS2 with "or".
8609 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8610 * config/crx/crx.c: Include "df.h".
8611 (crx_attribute_table): Make static.
8612 * config/m32r/m32r.c: Include "df.h".
8613 (m32r_attribute_table): Make static. Move higher in file.
8614 (pop): Use add_reg_note.
8615 (block_move_call): Change 0 to LCT_NORMAL in function call.
8616 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8617 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8618 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8619 declare, not just when TREE_CODE is defined.
8620 * config/m68hc11/m68hc11.c: Include "expr.h".
8621 (m68hc11_attribute_table): Make static. Move higher in file.
8622 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8624 (m68hc11_register_indirect_p): Likewise.
8625 (m68hc11_function_arg_padding): Change return type to enum
8627 (emit_move_after_reload): Use add_reg_note.
8628 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8629 (m68hc11_split_logical): Likewise.
8630 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8632 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8633 to VOIDmode in function call.
8634 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8636 (m68hc11_split_logical): Update declaration.
8637 (m68hc11_function_arg_padding): Update declaration.
8638 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8639 to array of enum reg_class.
8640 (mcore_attribute_table): Make static. Move higher in file.
8641 (mcore_rtx_costs): Add cast to enum type.
8642 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8643 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8644 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8646 * config/sh/predicates.md (trapping_target_operand): Rename and to
8648 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8650 * config/spu/spu.c (spu_attribute_table): Make static. Move
8652 * config/v850/v850.c (v850_attribute_table): Make static. Move
8654 (v850_rtx_costs): Use local code with enum type.
8655 (expand_epilogue): Add cast.
8656 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8658 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8661 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8662 -m2a-single-only and -m2a-nofpu.
8663 * config/sh/sh.opt: Document m2a generates FPU code.
8665 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8667 * defaults.h (CAN_ELIMINATE): Provide default.
8668 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8669 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8670 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8671 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8672 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8673 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8674 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8675 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8676 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8677 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8679 2009-06-24 DJ Delorie <dj@redhat.com>
8681 * mep-ext-cop.cpu: Fix copyright notice.
8682 * mep-default: Fix copyright notice.
8683 * mep-core: Fix copyright notice.
8684 * mep: Fix copyright notice.
8685 * mep-ivc2: Fix copyright notice.
8686 * mep-c5: Fix copyright notice.
8688 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8690 * doc/contrib.texi (Contributors):
8692 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8695 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8696 src and dst operands if necessary.
8698 2009-06-23 DJ Delorie <dj@redhat.com>
8701 * config.gcc: Add mep support.
8702 * recog.c: Resurrect validate_replace_rtx_subexp().
8703 * recog.h: Likewise.
8704 * config/mep/: Add new port:
8705 * config/mep/constraints.md: New file.
8706 * config/mep/default.h: New file.
8707 * config/mep/intrinsics.h: New file.
8708 * config/mep/intrinsics.md: New file.
8709 * config/mep/ivc2-template.h: New file.
8710 * config/mep/mep-c5.cpu: New file.
8711 * config/mep/mep-core.cpu: New file.
8712 * config/mep/mep-default.cpu: New file.
8713 * config/mep/mep-ext-cop.cpu: New file.
8714 * config/mep/mep-intrin.h: New file.
8715 * config/mep/mep-ivc2.cpu: New file.
8716 * config/mep/mep-lib1.asm: New file.
8717 * config/mep/mep-lib2.c: New file.
8718 * config/mep/mep-pragma.c: New file.
8719 * config/mep/mep-protos.h: New file.
8720 * config/mep/mep-tramp.c: New file.
8721 * config/mep/mep.c: New file.
8722 * config/mep/mep.cpu: New file.
8723 * config/mep/mep.h: New file.
8724 * config/mep/mep.md: New file.
8725 * config/mep/mep.opt: New file.
8726 * config/mep/predicates.md: New file.
8727 * config/mep/t-mep: New file.
8729 2009-06-23 Ian Lance Taylor <iant@google.com>
8731 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8732 from loose_warn into c_loose_warn and from strict_warn into
8733 c_strict_warn. Set and substitute warn_cxxflags. Check for
8734 --enable-build-with-cxx. Set and substitute
8735 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8736 * Makefile.in (CXXFLAGS): New variable.
8737 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8738 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8739 the default is the same as $(STRICT_WARN).
8740 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8741 (CXX): New variable.
8742 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8743 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8744 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8745 (HOST_LIBS): New variable.
8746 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8747 (ALL_CXXFLAGS): New variable.
8748 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8749 * doc/install.texi (Configuration): Document
8750 --enable-build-with-cxx, --with-stage1-ldflags,
8751 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8752 * configure: Rebuild.
8754 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8756 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8757 from previous commit.
8759 2009-06-23 Ian Lance Taylor <iant@google.com>
8761 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8763 2009-06-23 Ian Lance Taylor <iant@google.com>
8765 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8766 with ATTRIBUTE_UNUSED.
8768 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8769 Pat Haugen <pthaugen@us.ibm.com>
8770 Revital Eres <eres@il.ibm.com>
8772 * config.in (HAVE_AS_POPCNTD): Add default definition.
8773 (HAVE_AS_LWSYNC): Ditto.
8775 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8777 (gcc_cv_as_powerpc_cmpb): Ditto.
8778 (gcc_cv_as_powerpc_dfp): Ditto.
8779 (gcc_cv_as_powerpc_vsx): Ditto.
8780 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8781 supporting the popcntd/lwsync instructions.
8782 (gcc_cv_as_powerpc_lwsync): Ditto.
8783 * configure: Regenerate.
8785 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8786 -mcpu=native and -mcpu=power7.
8787 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8789 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8790 a variable instead of a mask to reduce the number of mask bits.
8791 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8792 (-mbit-word): Ditto.
8793 (-mregnames): Ditto.
8794 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8795 (-mfused-madd): Ditto.
8797 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8799 (-mvsx): New switch for VSX instructions.
8800 (-misel): Move from a variable to a mask to allow it to be set by
8803 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8804 function declaration to an array declaration.
8805 (rs6000_hard_regno_nregs): New external array declaration.
8807 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8808 files included by rs6000.md.
8810 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8811 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8813 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8815 (rs6000_debug_reg): New -mdebug= variables.
8816 (rs6000_debug_addr): Ditto.
8817 (rs6000_debug_cost): Ditto.
8818 (rs6000_pmode): New variable to hold Pmode.
8819 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8820 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8821 calculated at compiler start.
8822 (rs6000_hard_regno_nregs): Change function to an array which holds
8823 HARD_REGNO_NREGS calculated at compiler start.
8824 (rs6000_explicit_options): Delete isel field.
8825 (rs6000_vector_unit): New array to hold which vector unit
8826 supports arithmetic options for a given type.
8827 (rs6000_vector_mem): New array to hold which vector unit supports
8828 memory reference operations for a given type.
8829 (rs6000_vector_align): New array to given the alignment of each
8831 (power7_cost): New basic costs for power7.
8832 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
8833 (rs6000_hard_regno_nregs_internal): New function, moved from
8834 HARD_REGNO_NREGS, to calculate the number of registers each hard
8835 register takes for each type.
8836 (rs6000_debug_reg_print): New function for -mdebug=reg support.
8837 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
8838 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
8839 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
8840 unit information here so it is calculated once at compiler startup
8842 (rs6000_override_options): Make -misel a target mask. Add more
8843 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
8844 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
8846 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
8847 (rs6000_handle_option): Move -misel from variable to target mask.
8848 (rs6000_builtin_mask_for_load): Add VSX support.
8849 (rs6000_conditional_register_usage): Ditto.
8850 (USE_ALTIVEC_FOR_ARG_P): Ditto.
8851 (function_arg_boundary): Ditto.
8852 (rs6000_expand_builtin): Ditto.
8853 (def_builtin): Make abort message a little friendlier.
8854 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8856 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8857 assembler support the popcntd instruction instead of a vsx
8858 instruction to enable power7 support.
8859 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
8860 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
8861 option to the assembler if -mcpu=native.
8862 (ASM_CPU_NATIVE_SPEC): Ditto.
8863 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
8865 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
8866 the lwsync instruction.
8867 (enum processor_type): Add PROCESSOR_POWER7.
8868 (rs6000_debug_reg): New -mdebug= options.
8869 (rs6000_debug_addr): Ditto.
8870 (rs6000_debug_cost): Ditto.
8871 (rs6000_isel): Delete.
8872 (enum rs6000_vector): New enum to say what vector unit we have.
8873 (VECTOR_UNIT_*): New macros to say which vector unit has
8874 arithmetic operations for a given type.
8875 (VECTOR_MEM_*): New macros to say which vector unit has memory
8876 operations for a given type.
8877 (TARGET_LDBRX): Whether the machine supports the ldbrx
8879 (TARGET_ISEL): Delete, -misel moved to be a mask.
8880 (TARGET_ISEL64): New macro for 64-bit isel support.
8881 (UNITS_PER_VSX_WORD): New macro.
8882 (POINTER_SIZE): Move to be an external variable, rather than
8883 calculating whether we are generating 32 ot 64-bit code.
8885 (STACK_BOUNDARY): Add VSX support.
8886 (LOCAL_ALIGNMENT): Ditto.
8887 (SLOW_UNALIGNED_ACCESS): Ditto.
8888 (VSX_REGNO_P): New macro for VSX support.
8889 (VFLOAT_REGNO_P): Ditto.
8890 (VINT_REGNO_P): Ditto.
8891 (VLOGICAL_REGNO_P): Ditto.
8892 (VSX_VECTOR_MODE): Ditto.
8893 (VSX_SCALAR_MODE): Ditto.
8895 (VSX_MOVE_MODE): Ditto.
8896 (VSX_REG_CLASS_P): Ditto.
8897 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8899 (UNITS_PER_SIMD_WORD): Add VSX support.
8900 (MODES_TIEABLE_P): Ditto.
8901 (STARTING_FRAME_OFFSET): Ditto.
8902 (STACK_DYNAMIC_OFFSET): Ditto.
8903 (EPILOGUE_USES): Ditto.
8904 (REGNO_REG_CLASS): Move to array lookup.
8905 (CLASS_MAX_NREGS): Ditto.
8906 (rs6000_vector_reg_class): Add declaration.
8907 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8908 overlap with the floating point and Altivec registers.
8910 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8912 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8913 give the appropriate asm switches if -mcpu=native.
8914 (host_detect_local_cpu): Add support for "asm".
8915 (host_detect_local_cpu): Follow GNU code guidelines for name.
8917 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8918 -mbit-word to a variable instead of being a target mask.
8920 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8921 emit the lwsync instruction instead of emitting the instruction as
8922 an integer constant.
8924 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8925 fixuns_trundfsi2, move expander into rs6000.md.
8927 * config/rs6000/rs6000.md (cpu): Add power7.
8928 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8929 (logical predicate patterns): Change the single instruction
8930 primitives that set CR0 to be fast_compare instead of compare.
8932 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8933 (popcntddi2): Ditto.
8934 (popcount<mode>): Ditto.
8935 (floating multiply/add insns): Name the floating point
8937 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8938 (isel_unsigned_<mode>): Ditto.
8939 (fixuns_trundfsi2): Move expander here from spe.md.
8940 (smindi3): Define if we have -misel on 64-bit systems.
8945 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8947 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8949 * config/avr/avr.c (avr_current_device): New variable.
8950 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8951 (avr_arch, mcu_type_s): Move to avr.h.
8952 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8953 default_data_section_start fields.
8954 (avr_arch): Moved from avr.c.
8955 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8956 library_name fields.
8957 (avr_current_device, avr_mcu_types, avr_arch_types,
8958 avr_device_to_arch, avr_device_to_data_start,
8959 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8960 (EXTRA_SPEC_FUNCTIONS): Define.
8961 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8962 options mapping. Use device_to_arch and device_to_data_start insted.
8963 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8964 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8965 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8966 * config/avr/driver-avr.c: New file.
8967 * config/avr/avr-devices.c: New file.
8969 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8971 * var-tracking.c (unshare_variable): Force initialized to
8972 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8973 (set_variable_part): Likewise.
8974 (struct variable_union_info): Remove pos_src field.
8975 (vui_vec, vui_allocated): New variables.
8976 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8977 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8978 == 1 use a simpler sorting algorithm. Compute pos field right
8979 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8980 Avoid quadratic comparison if !flag_var_tracking_uninit.
8981 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8982 unshare_variable unconditionally.
8983 (dataflow_set_different_2): Removed.
8984 (dataflow_set_different): Don't traverse second hash table.
8985 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8986 unconditionally to var_reg_set or var_mem_set.
8987 (emit_notes_in_bb): Likewise.
8988 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8990 (emit_note_insn_var_location): Don't set initialized to
8991 VAR_INIT_STATUS_INITIALIZED early.
8992 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8994 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8996 * tree-object-size.c (addr_object_size): Instead of checking
8997 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8998 are no FIELD_DECLs following it.
9000 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9002 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9003 order to match bswaps with signed source operands.
9005 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9007 * sdbout.c (sdbout_one_type): Fix braces in switch.
9009 2009-06-23 Richard Guenther <rguenther@suse.de>
9011 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9013 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9014 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9015 var_callused, callused_tree, var_storedanything, storedanything_tree,
9016 var_integer, integer_tree): Remove global variables.
9017 (new_var_info): Do not pass new id, append the new var to the
9018 global variable vector.
9019 (do_ds_constraint): Use is_global_var member of the variable-info.
9020 (new_scalar_tmp_constraint_exp): Adjust.
9021 (create_function_info_for): Likewise.
9022 (create_variable_info_for): Likewise.
9023 (find_what_var_points_to): Remove dead code.
9024 (init_base_vars): Simplify.
9025 (compute_points_to_sets): Adjust.
9027 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9029 * combine.c (try_combine): Dump information about the insns we're
9032 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9034 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9035 check when calling force_to_mode on TRUNCATE's operand.
9037 2009-06-22 Ian Lance Taylor <iant@google.com>
9039 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9041 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9043 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9045 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9047 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9048 override library linkage flags such as -static-libgcc or
9051 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9053 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9055 2009-06-22 Ian Lance Taylor <iant@google.com>
9057 * config/linux.opt: Put mglibc ahead of muclibc.
9059 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9060 for duplicate decls.
9062 2009-06-22 Matthias Klose <doko@ubuntu.com>
9064 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9066 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9069 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9070 instead of NULL if a parser error occurs.
9072 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9074 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9075 non-DWARF2_DEBUGGING_INFO version.
9077 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9079 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9080 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9082 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9083 (LIBGCC2_TF_CEXT): Define.
9086 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9089 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9091 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9093 * config/arm/arm.c (arm_override_options): Disable
9094 -mcaller-super-interworking and -mcallee-super-interworking.
9095 * doc/invoke.texi (ARM Options): Document this.
9097 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9099 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9100 * config/arm/constraints.md (j): New constraint for movw operands.
9101 (N): Remove thumb2 meaning.
9102 * config/arm/arm.md (*arm_movw): Delete.
9103 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9104 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9105 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9107 2009-06-22 Martin Jambor <mjambor@suse.cz>
9109 PR tree-optimization/40492
9110 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9111 build_ref_for_offset.
9113 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9115 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9116 JUMP_TABLE_DATA_P predicates where applicable.
9117 * auto-inc-dec.c: Ditto.
9118 * builtins.c: Ditto.
9119 * caller-save.c: Ditto.
9121 * cfgcleanup.c: Ditto.
9122 * cfglayout.c: Ditto.
9125 * combine-stack-adj.c: Ditto.
9131 * dwarf2asm.c: Ditto.
9132 * dwarf2out.c: Ditto.
9133 * emit-rtl.c: Ditto.
9139 * function.c: Ditto.
9142 * genpreds.c: Ditto.
9143 * genrecog.c: Ditto.
9145 * ira-costs.c: Ditto.
9146 * ira-lives.c: Ditto.
9149 * lower-subreg.c: Ditto.
9150 * modulo-sched.c: Ditto.
9152 * postreload.c: Ditto.
9153 * print-rtl.c: Ditto.
9162 * sched-vis.c: Ditto.
9164 * sel-sched-ir.c: Ditto.
9165 * simplify-rtx.c: Ditto.
9166 * targhooks.c: Ditto.
9167 * var-tracking.c: Ditto.
9168 * vmsdbgout.c: Ditto.
9170 2009-06-22 Matthias Klose <doko@ubuntu.com>
9172 * Makefile.in (install-plugin): Always use DESTDIR.
9174 2009-06-22 Olivier Hainque <hainque@adacore.com>
9176 * config/pa/pa.c (output_call): Don't optimize post call jumps
9177 into return address adjustments if the call may throw.
9179 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9181 * arm.c (thumb1_output_casesi): New function.
9182 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9183 optimizing for size or PIC.
9184 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9185 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9186 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9187 (thumb1_casesi_internal_pic): New expand rule.
9188 (thumb1_casesi_dispatch): New pattern.
9189 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9191 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9192 in the text seciton when PIC or optimizing for size.
9193 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9194 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9195 preservation properties of code.
9196 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9197 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9198 (__gnu_thumb1_case_si): New function.
9199 * t-arm (LIB1ASMSRC): Define here.
9200 (LIB1ASMFUNCS): Add some common functions.
9201 * t-arm-elf (LIB1ASMSRC): Delete.
9202 (LIB1ASMFUNCS): Append to existing set.
9203 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9204 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9205 * t-symbian (LIB1ASMFUNCS): Likewise.
9206 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9207 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9209 2009-06-21 Richard Guenther <rguenther@suse.de>
9211 PR tree-optimization/38729
9212 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9213 to loops with a single exit if -fno-expensive-optimizations.
9215 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9217 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9218 (dataflow_set): Change vars type from htab_t to shared_hash.
9219 (shared_hash_pool, empty_shared_hash): New variables.
9220 (vars_clear): Removed.
9221 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9222 shared_hash_find_slot_unshare, shared_hash_find_slot,
9223 shared_hash_find_slot_noinsert, shared_hash_find): New
9225 (shared_hash_unshare, shared_hash_destroy): New functions.
9226 (unshare_variable): Unshare set->vars if shared, use
9228 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9229 (get_init_value, find_src_set_src, dump_dataflow_set,
9230 clobber_variable_part, emit_notes_for_differences): Use
9232 (dataflow_set_init): Remove second argument, set vars to
9233 empty_shared_hash instead of creating a new htab.
9234 (dataflow_set_clear): Call shared_hash_destroy and set vars
9235 to empty_shared_hash instead of calling vars_clear.
9236 (dataflow_set_copy): Don't call vars_copy, instead just share
9237 the src htab with dst.
9238 (variable_union): Use shared_hash_*, use initially NO_INSERT
9239 lookup if set->vars is shared. Don't keep slot cleared before
9240 calling unshare_variable. Unshare set->vars if needed.
9241 Even ->refcount == 1 vars must be unshared if set->vars is shared
9242 and var needs to be modified.
9243 (variable_canonicalize): New function.
9244 (dataflow_set_union): If dst->vars is empty, just share src->vars
9245 with dst->vars and traverse with variable_canonicalize to canonicalize
9246 and unshare what is needed.
9247 (dataflow_set_different): If old_set and new_set use the same shared
9248 htab, they aren't different. If number of htab elements is different,
9249 htabs are different. Use shared_hash_*.
9250 (dataflow_set_destroy): Call shared_hash_destroy instead of
9252 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9253 second argument to dataflow_set_init.
9254 (vt_initialize): Likewise. Initialize shared_hash_pool and
9255 empty_shared_hash, move bb in/out initialization afterwards.
9256 Use variable_htab_free instead of NULL as changed_variables del hook.
9257 (variable_was_changed): Change type of second argument to pointer to
9258 dataflow_set. When inserting var into changed_variables, bump
9259 refcount. Unshare set->vars if set is shared htab and slot needs to
9261 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9262 lookup if set->vars is shared. Unshare set->vars if needed.
9263 Even ->refcount == 1 vars must be unshared if set->vars is shared
9264 and var needs to be modified. Adjust variable_was_changed caller.
9265 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9266 vars must be unshared if set->vars is shared and var needs to be
9267 modified. Adjust variable_was_changed caller.
9268 (emit_note_insn_var_location): Don't pool_free var.
9269 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9271 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9272 free_alloc_pool on shared_hash_pool.
9274 2009-06-20 Anthony Green <green@moxielogic.com>
9276 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9277 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9279 2009-06-20 Richard Guenther <rguenther@suse.de>
9281 * tree-ssa-structalias.c (find_func_aliases): For memset use
9282 a constraint from NULL if we memset to zero.
9283 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9284 we explicitly handle that do not read from memory.
9285 (call_may_clobber_ref_p_1): Properly handle builtins that may
9288 2009-06-20 Richard Guenther <rguenther@suse.de>
9290 PR tree-optimization/40495
9291 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9292 (new_scalar_tmp_constraint_exp): New function.
9293 (process_constraint): Do not create temporary decls.
9294 (process_all_all_constraints): Likewise.
9295 (handle_const_call): Likewise.
9296 (create_function_info_for): Do not set decl.
9298 2009-06-19 Ian Lance Taylor <iant@google.com>
9300 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9301 (rs6000_attribute_table): Make static; move before use.
9303 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9305 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9306 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9307 Propagate the TREE_READONLY flag without overwriting it.
9308 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9309 Propagate the TREE_READONLY flag onto the result.
9310 (process_call_operands): Move around. Use correct constant value.
9312 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9315 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9316 * config/arm/arm.md: Likewise.
9318 2009-06-19 Ian Lance Taylor <iant@google.com>
9320 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9321 to GIMPLE_ERROR_MARK.
9323 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9324 op2_original_type parameters. Warn about using different enum types.
9325 * c-parser.c (c_parser_conditional_expression): Pass original
9326 types to build_conditional_expr.
9327 * c-tree.h (build_conditional_expr): Update declaration.
9329 2009-06-19 Ian Lance Taylor <iant@google.com>
9331 * config/i386/i386.c (ix86_function_specific_save): Test that
9332 fields match values, rather than testing the values are in a
9335 2009-06-19 Richard Guenther <rguenther@suse.de>
9337 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9339 (ptr_derefs_may_alias_p): Likewise.
9340 (ptr_deref_may_alias_ref_p_1): New function.
9341 (ptr_deref_may_alias_ref_p): Likewise.
9342 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9343 covered by looking at the ESCAPED solution.
9344 (call_may_clobber_ref_p_1): Likewise.
9345 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9346 Handle NULL_TREE offset. Do not produce redundant constraints.
9347 (process_all_all_constraints): New helper function.
9348 (do_structure_copy): Use it.
9349 (handle_lhs_call): Likewise.
9350 (find_func_aliases): Handle some builtins with pointer arguments
9351 and/or return values explicitly.
9353 2009-06-19 Ian Lance Taylor <iant@google.com>
9355 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9357 2009-06-19 Ian Lance Taylor <iant@google.com>
9359 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9361 2009-06-19 Ian Lance Taylor <iant@google.com>
9363 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9364 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9367 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9368 uninitialized const.
9370 2009-06-19 Ian Lance Taylor <iant@google.com>
9372 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9375 * c-decl.c (in_struct, struct_types): Remove.
9376 (struct c_binding): Add in_struct field.
9377 (c_binding_ptr): Define type, along with VEC.
9378 (struct c_struct_parse_info): Define.
9379 (struct_parse_info): New static variable.
9380 (bind): Initialize in_struct field.
9381 (start_struct): Remove enclosing_in_struct and
9382 enclosing_struct_types parameters. Add
9383 enclosing_struct_parse_info parameter. Change all callers. Set
9384 struct_parse_info rather than in_struct and struct_types.
9385 (grokfield): If -Wc++-compat and there is a symbol binding for the
9386 field name, set the in_struct flag and push it on the
9387 struct_parse_info->fields vector.
9388 (warn_cxx_compat_finish_struct): New static function.
9389 (finish_struct): Remove enclosing_in_struct and
9390 enclosing_struct_types parameters. Add
9391 enclosing_struct_parse_info parameter. Change all callers. Don't
9392 set C_TYPE_DEFINED_IN_STRUCT here. Call
9393 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9394 parameter. Only push on struct_types if warn_cxx_compat.
9395 (finish_enum): Only push on struct_types if warn_cxx_compat.
9396 (declspecs_add_type): Add loc parameter. Change all callers.
9397 Change all error calls to error_at. Pass loc, not input_location,
9398 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9399 defined in a struct. If -Wc++-compat and parsing a struct, record
9400 that a typedef name was used.
9401 * c-parser.c (c_parser_declspecs): Get location to pass to
9403 (c_parser_struct_or_union_specifier): Update calls to start_struct
9405 * c-tree.h (struct c_struct_parse_info): Declare.
9406 (finish_struct, start_struct): Update declarations.
9407 (declspecs_add_type): Update declaration.
9409 2009-06-19 Ian Lance Taylor <iant@google.com>
9411 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9412 variable with an anonymous type.
9414 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9416 * see.c: Remove for real.
9418 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9420 * optabs.h (enum optab_index): Add new OTI_significand.
9421 (significand_optab): Define corresponding macro.
9422 * optabs.c (init_optabs): Initialize significand_optab.
9423 * genopinit.c (optabs): Implement significand_optab using
9424 significand?f2 patterns.
9425 * builtins.c (expand_builtin_mathfn): Handle
9426 BUILT_IN_SIGNIFICAND{,F,L}.
9427 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9428 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9430 * config/i386/i386.md (significandxf2, significand<mode>2): New
9431 expanders to implement significandf, significand and significandl
9432 built-ins as inline x87 intrinsics.
9434 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9436 * config/avr/avr.c (avr_override_options): Remove setting value of
9437 PARAM_INLINE_CALL_COST.
9439 2009-06-18 Richard Henderson <rth@redhat.com>
9442 * tree-pass.h (TDF_ASMNAME): New.
9443 * tree-dump.c (dump_options): Add asmname.
9444 * doc/invoke.texi: Document it.
9446 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9447 (dump_decl_name): ...here.
9448 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9449 (dump_generic_node): Update dump_function_name calls.
9450 (print_call_name): New flags arg; update all dump calls.
9451 * diagnostic.h (print_call_name): Update.
9452 * gimple-pretty-print.c (dump_gimple_call): Update.
9454 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9457 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9459 2009-06-18 Diego Novillo <dnovillo@google.com>
9461 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9462 * plugin.c (str_license): Declare.
9463 (try_init_one_plugin): Assert that the symbol
9464 'plugin_is_GPL_compatible' exists.
9466 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9469 * Makefile.in (OBJS-common): Remove see.o.
9471 * common.opt (fsee): Mark as preserved for backward compatibility.
9472 * opts.c (common_handle_option): Add OPT_fsee to the backward
9473 compatibility section.
9474 * passes.c (init_optimization_passes, pass_see): Remove pass.
9475 * timevar.def (TV_SEE): Remove.
9476 * tree-pass.h (pass_see): Remove declaration.
9477 * doc/invoke.texi (-fsee): Remove documentation.
9479 2009-06-18 Martin Jambor <mjambor@suse.cz>
9481 * tree-sra.c: Include statistics.h
9482 (sra_stats): New variable.
9483 (sra_initialize): Clear sra_stats.
9484 (create_access_replacement): Increment sra_stats.replacements.
9485 (get_access_replacement): Do not return twice.
9486 (analyze_all_variable_accesses): Increment statistics counter by the
9487 number of scalarized aggregates.
9488 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9489 (sra_modify_expr): Increment sra_stats.exprs.
9490 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9491 (sra_modify_assign): Increment sra_stats.exprs,
9492 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9493 (perform_intra_sra): Update statistics counters.
9494 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9496 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9498 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9499 (arm_scalar_mode_supported_p): New function.
9501 2009-06-18 Paul Brook <paul@codesourcery.com>
9502 Sandra Loosemore <sandra@codesourcery.com>
9504 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9505 (__extendhfsf2, __truncsfhf2): Define.
9506 * config/arm/fp16.c: New file.
9507 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9508 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9510 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9512 * doc/extend.texi (Half-Precision): New section.
9513 * doc/invoke.texi (Option Summary): List -mfp16-format.
9514 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9515 * config/arm/arm.opt (mfp16-format=): New.
9516 * config/arm/arm.c: Include intl.h.
9517 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9518 (TARGET_INVALID_RETURN_TYPE): Redefine.
9519 (TARGET_PROMOTED_TYPE): Redefine.
9520 (TARGET_CONVERT_TO_TYPE): Redefine.
9521 (arm_fp16_format): Define.
9522 (all_fpus): Add entry for neon-fp16.
9523 (fp_model_for_fpu): Likewise.
9524 (struct fp16_format): Declare.
9525 (all_fp16_formats): Define.
9526 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9528 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9530 (arm_legitimate_index_p): Treat HFmode like HImode.
9531 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9532 (coproc_secondary_reload_class): Special-case HFmode.
9533 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9534 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9535 (arm_init_fp16_builtins): New.
9536 (arm_init_builtins): Call it.
9537 (arm_invalid_parameter_type): New.
9538 (arm_invalid_return_type): New.
9539 (arm_promoted_type): New.
9540 (arm_convert_to_type).
9541 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9543 (arm_emit_fp16_const): New function.
9544 (arm_mangle_type): Mangle __fp16 as "Dh".
9545 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9547 (TARGET_NEON_FP16): New.
9548 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9549 (enum fputype): Add FPUTYPE_NEON_FP16.
9550 (enum arm_fp16_format_type): Declare.
9551 (arm_fp16_format): Declare.
9552 (LARGEST_EXPONENT_IS_NORMAL): Define.
9553 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9554 * config/arm/arm-modes.def (HFmode): Define.
9555 * config/arm/vfp.md: (*movhf_vfp): New.
9558 * config/arm/arm.md: (fpu): Add neon_fp16.
9559 (floatsihf2, floatdihf2): New.
9560 (fix_trunchfsi2, fix_trunchfdi2): New.
9564 (*arm32_movhf): New.
9565 (*thumb1_movhf): New.
9566 (consttable_2): Add check for HFmode constants.
9567 (consttable_4): Handle HFmode constants.
9569 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9571 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9573 2009-06-17 Olivier Hainque <hainque@adacore.com>
9575 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9576 const char ** conversion in AIX specific section.
9578 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9580 * config/i386/i386.c (ix86_special_builtin_type): Remove
9581 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9582 (bdesc_special_args): Updated.
9583 (ix86_init_mmx_sse_builtins): Likewise.
9584 (ix86_expand_special_args_builtin): Likewise.
9586 2009-06-17 Richard Henderson <rth@redhat.com>
9588 * tree-pretty-print.c (maybe_dump_asm_name): New.
9589 (dump_decl_name): Use it.
9590 (PRINT_FUNCTION_NAME): Merge into...
9591 (dump_function_name): ... here. Use maybe_dump_asm_name.
9593 2009-06-17 Cary Coutant <ccoutant@google.com>
9595 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9597 * debug.c (struct gcc_debug_hooks): Change placeholder for
9599 (debug_nothing_int_charstar_int): Replaced by...
9600 (debug_nothing_int_charstar_int_bool): ...this.
9601 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9602 source_line prototype.
9603 (debug_nothing_int_charstar_int): Replaced by...
9604 (debug_nothing_int_charstar_int_bool): ...this.
9605 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9606 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9607 Output is_stmt operand when necessary.
9608 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9609 (notice_source_line): Add is_stmt parameter.
9610 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9611 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9613 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9614 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9616 2009-06-17 Ian Lance Taylor <iant@google.com>
9618 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9620 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9623 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9625 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9626 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9627 tree_strip_sign_nop_conversions and
9628 tree_ssa_strip_useless_type_conversions rather than stripping
9629 the operations here.
9630 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9632 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9633 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9634 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9635 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9638 2009-06-17 Michael Eager <eager@eagercon.com>
9640 * config/rs6000/constraints.md (register_constraint "d"): New.
9641 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9642 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9643 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9644 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9645 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9646 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9647 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9648 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9649 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9650 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9652 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9653 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9654 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9655 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9656 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9657 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9658 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9659 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9660 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9661 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9662 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9663 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9664 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9665 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9667 2009-06-16 Ian Lance Taylor <iant@google.com>
9669 * profile.c (total_num_never_executed): Don't define.
9670 (compute_branch_probabilities): Don't count or print
9672 (init_branch_prob): Don't set total_num_never_executed.
9673 (end_branch_prob): Don't print total_num_never_executed.
9675 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9677 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9679 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9681 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9682 (nabstd2_fpr): Same.
9684 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9686 * expr.c (expand_assignment): Change complex type check.
9688 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9690 * doc/plugins.texi (Building GCC plugins): Added new section.
9692 2009-06-17 Ian Lance Taylor <iant@google.com>
9694 * c-pch.c (get_ident): Don't set size of templ array.
9695 (pch_init): Don't set size of partial_pch array.
9697 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9698 string constant to intialize an array whose size is the length of
9701 2009-06-17 Richard Guenther <rguenther@suse.de>
9703 PR tree-optimization/40389
9704 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9705 to addressable types.
9706 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9708 2009-06-17 Richard Guenther <rguenther@suse.de>
9711 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9712 if there is no evolution of left in the loop bail out.
9713 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9714 chrec_fold_multiply.
9716 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9717 Janis Johnson <janis187@us.ibm.com>
9720 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9721 for the symbol ref of a constant that is the source of a move
9722 - nor for any other not-obvious-label-ref constants.
9724 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9726 * plugin.c (position_pass): Skip newly inserted pass during list
9727 traversal to avoid repeated insertion.
9729 2009-06-16 Ian Lance Taylor <iant@google.com>
9731 * vec.h (VEC_stack_alloc): Define different version if
9732 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9733 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9734 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9735 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9737 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9739 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9741 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9742 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9743 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9744 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9745 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9746 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9747 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9748 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9749 __builtin_ia32_rdtscp.
9750 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9751 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9752 and __builtin_ia32_rorhi.
9753 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9754 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9755 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9756 (ix86_expand_args_builtin): Likewise.
9757 (ix86_expand_special_args_builtin): Likewise.
9759 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9760 (UNSPECV_RDTSC): Likewise.
9761 (UNSPECV_RDPMC): Likewise.
9762 (*bsr): Renamed to ...
9764 (*bsr_rex64): Renamed to ...
9768 (*rdpmc_rex64): Likewise.
9771 (*rdtsc_rex64): Likewise.
9773 (*rdtscp): Likewise.
9774 (*rdtscp_rex64): Likewise.
9776 * config/i386/ia32intrin.h: New.
9778 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9780 2009-06-16 Ian Lance Taylor <iant@google.com>
9782 * ira-build.c (copy_info_to_removed_store_destinations):
9783 Initialize parent_a.
9785 2009-06-16 Ian Lance Taylor <iant@google.com>
9787 * c-decl.c (grokdeclarator): Change size_varies to bool.
9789 2009-06-16 Ian Lance Taylor <iant@google.com>
9791 * sel-sched.c: Make forward declarations of move_op_hooks and
9792 fur_hooks explicitly extern.
9794 2009-06-16 Ian Lance Taylor <iant@google.com>
9796 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9797 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9799 2009-06-16 Ian Lance Taylor <iant@google.com>
9801 * resource.c (mark_referenced_resources): Change
9802 include_delayed_effects parameter to bool. Change all callers.
9803 (mark_end_of_function_resources): Likewise.
9804 * reorg.c (insn_references_resource_p): Likewise.
9805 (insn_sets_resource_p): Likewise.
9806 * resource.h (mark_referenced_resources): Update declaration.
9807 (mark_end_of_function_resources): Update declaration.
9809 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9811 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9813 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9815 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9816 GCC can bootstrap on AIX with GNU Binutils 2.20.
9818 2009-06-16 Ian Lance Taylor <iant@google.com>
9820 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9822 2009-06-16 Ian Lance Taylor <iant@google.com>
9824 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9825 inline, not extern inline.
9826 (exact_log2): Likewise.
9827 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9829 (exact_log2): Likewise, but don't test CTZ_HWI.
9831 2009-06-16 Ian Lance Taylor <iant@google.com>
9833 * bitmap.c (bitmap_clear): Don't declare as inline.
9834 * gimple.c (gimplify_assign): Likewise.
9835 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
9836 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
9837 (sched_scan_info): Remove duplicate definition.
9839 2009-06-16 Ian Lance Taylor <iant@google.com>
9841 * c-common.c (skip_evaluation): Don't define.
9842 (c_inhibit_evaluation_warnings): Define global variable.
9843 (overflow_warning): Check c_inhibit_evaluation_warnings rather
9844 than skip_evaluation.
9845 (convert_and_check, warn_for_div_by_zero): Likewise.
9846 * c-common.h (skip_evaluation): Don't declare.
9847 (c_inhibit_evaluation_warnings): Declare.
9848 * c-parser.c (c_parser_typeof_specifier): Set
9849 c_inhibit_evaluation_warnings rather than skip_evaluation.
9850 (c_parser_conditional_expression): Likewise.
9851 (c_parser_binary_expression): Likewise.
9852 (c_parser_sizeof_expression): Likewise.
9853 (c_parser_alignof_expression): Likewise.
9854 * c-typeck.c (build_indirect_ref): Check
9855 c_inhibit_evaluation_warnings rather than skip_evaluation.
9856 (build_conditional_expr, build_binary_op): Likewise.
9858 2009-06-16 Richard Guenther <rguenther@suse.de>
9860 * tree-ssa-alias.c (is_escape_site): Remove.
9861 * tree-ssa-alias.h (enum escape_type): Remove.
9862 (is_escape_site): Likewise.
9863 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
9864 via casts and asms without deferring to is_escape_site.
9866 2009-06-16 Jakub Jelinek <jakub@redhat.com>
9869 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
9870 use gen_lowpart if op0 has complex mode.
9872 2009-06-16 Richard Guenther <rguenther@suse.de>
9874 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
9875 variables add them to ESCAPED.
9876 (find_func_aliases): Do not make all indirectly stored values escaped.
9878 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
9880 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
9883 2009-06-16 Martin Jambor <mjambor@suse.cz>
9885 PR tree-optimization/40432
9886 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9887 check whether we need to force gimple register operand.
9889 2009-06-16 Martin Jambor <mjambor@suse.cz>
9891 PR tree-optimization/40413
9892 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9893 build_ref_for_offset.
9894 (propagate_subacesses_accross_link): Fix a typo in a comment.
9896 2009-06-16 Ira Rosen <irar@il.ibm.com>
9898 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9899 with additional parameter.
9900 * tree-vectorizer.h (enum vect_def_type): Add new value
9902 (enum vect_relevant): Add comments.
9903 (vect_is_simple_reduction): Add new argument.
9904 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9905 Detect nested cycles.
9906 (vect_is_simple_reduction): Update documentation, add an argument to
9907 distinguish inner-loop reduction from nested cycle, detect nested
9908 cycles, fix printings and indentation, don't swap operands in case
9910 (get_initial_def_for_reduction): Handle subtraction.
9911 (vect_create_epilog_for_reduction): Add new argument to specify
9913 (vect_finalize_reduction): Handle subtraction, fix comments.
9914 (vectorizable_reduction): Handle nested cycles. In case of nested
9915 cycle keep track of the reduction variable position. Call
9916 vect_is_simple_reduction with additional parameter. Use original
9917 statement code in reduction epilogue for nested cycle. Call
9918 vect_create_epilog_for_reduction with additional parameter.
9919 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9920 inner-loop vectorization.
9921 (vect_recog_widen_sum_pattern): Likewise.
9922 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9924 (vect_mark_stmts_to_be_vectorized): Likewise.
9925 (vect_get_vec_def_for_operand): Handle nested cycles.
9927 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9929 * doc/invoke.texi (Debugging Options): Fix option index entries
9930 for -fdump-statistics, -frandom-seed add entries for
9931 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9932 (FRV Options): Fix entries for -mTLS, -mtls.
9933 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9934 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9935 (M68hc1x Options): Fix @itemx for -mnominmax.
9936 (MCore Options): Fix entry for -mno-lsim.
9937 (MMIX Options): Fix entry for -mabi=mmixware.
9938 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9940 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9942 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9943 Mention the plugin mode of gengtype.
9944 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9945 * gengtype.c: Updated copyright.
9946 (plugin_files, nb_plugin_files) Added new static variables.
9947 (measure_input_list) Care about plugin_files.
9948 (write_rtx_next): Added early return in plugin mode.
9949 (create_file): Updated copyright year in generated file. Added
9951 (oprintf): Added early return if NULL outf.
9952 (get_output_file_with_visibility): Care of plugin_files.
9953 (get_output_file_name): May return null.
9954 (write_local): Added early return.
9955 (put_mangled_filename): Ditto.
9956 (finish_root_table): Added check for base_files.
9957 (write_roots): Care about null when plugins.
9958 (main): Added plugin mode.
9960 2009-06-15 Ian Lance Taylor <iant@google.com>
9962 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9963 * gcov.c (read_count_file): Add braces around variables declared
9966 * c.opt (Wjump-misses-init): New warning.
9967 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9968 -Wall and -Wc++-compat if not already set.
9969 (c_common_post_options): Clear warn_jump_misses_init if it was not
9971 * c-decl.c (struct c_binding): Change type field to a union with
9972 new label field. Make it the first field in the struct. Update
9973 references to type to use u.type instead.
9974 (struct c_spot_bindings): Define.
9975 (struct c_goto_bindings): Define.
9976 (c_goto_bindings_p): Define, along with VECs.
9977 (struct c_label_vars): Define.
9978 (struct c_scope): Add has_label_bindings field.
9979 (bind_label, set_spot_bindings): New static functions.
9980 (decl_jump_unsafe, update_spot_bindings): New static functions.
9981 (update_label_decls): New static function.
9982 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9983 Update binding u.label field to shadowed field.
9984 (c_binding_start_stmt_expr): New function.
9985 (c_binding_end_stmt_expr): New function.
9986 (pushdecl): Don't call c_begin_vm_scope.
9987 (make_label): Add defining and p_label_vars parameters. Change
9989 (lookup_label): Correct test for whether a label has not yet been
9990 defined. Call bind_label rather than bind.
9991 (warn_about_goto): New static function.
9992 (lookup_label_for_goto): New function.
9993 (declare_label): Call bind_label rather than bind.
9994 (check_earlier_gotos): New static function.
9995 (define_label): Don't give errors about jumping into statement
9996 expressions or scopes of variably modified types. Call
9997 set_spot_bindings and check_earlier_gotos. Call bind_label
9998 instead of bind. Don't set label_context_stack_se or
9999 label_context_stack_vm.
10000 (c_get_switch_bindings): New function.
10001 (c_release_switch_bindings): New function.
10002 (c_check_switch_jump_warnings): New function.
10003 (start_function): Don't set label_context_stack_se or
10004 label_context_stack_vm.
10005 (finish_function): Likewise.
10006 * c-typeck.c (label_context_stack_se): Don't define.
10007 (label_context_stack_vm): Don't define.
10008 (c_finish_goto_label): Call lookup_label_for_goto rather than
10009 lookup_label. Don't give errors about jumping into a statement
10010 expression or the scope of a variably modified type. Don't set
10011 label_context_stack_se or label_context_stack_vm.
10012 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10013 fields. Add bindings field.
10014 (c_start_case): Don't set deleted fields. Set bindings field.
10015 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10016 or blocked_vm. Call c_check_switch_jump_warnings.
10017 (c_finish_case): Don't test blocked_stmt_expr field. Call
10018 c_release_switch_bindings.
10019 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10020 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10021 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10022 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10023 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10024 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10025 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10026 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10027 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10028 (C_DECL_UNJUMPABLE_VM): Don't define.
10029 (C_DECL_UNDEFINABLE_VM): Don't define.
10030 (struct c_label_list): Don't define.
10031 (struct c_label_context_se): Don't define.
10032 (struct c_label_context_vm): Don't define.
10033 (struct c_spot_bindings): Declare.
10034 (c_bindings_start_stmt_expr): Declare.
10035 (c_bindings_end_stmt_expr): Declare.
10036 (lookup_label_for_goto): Declare.
10037 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10038 (c_check_switch_jump_warnings): Declare.
10039 (label_context_stack_se, label_context_stack_vm): Don't declare.
10040 (c_finish_goto_label): Update declaration.
10041 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10042 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10043 (Warning Options): Document -Wjump-misses-init.
10045 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10047 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10050 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10052 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10054 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10056 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10058 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10060 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10062 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10064 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10065 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10066 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10067 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10068 * dwarf2asm.c (dw2_force_const_mem): Update call to
10069 make_decl_one_only.
10070 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10071 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10072 * langhooks.c (lhd_comdat_group): Remove.
10073 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10074 * tree.h (DECL_COMDAT_GROUP): New.
10075 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10076 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10077 (make_decl_one_only): Change signature.
10078 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10079 make_decl_one_only.
10080 (make_decl_one_only): Change signature.
10081 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10083 2009-06-15 Richard Guenther <rguenther@suse.de>
10085 PR middle-end/40439
10086 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10088 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10090 * tree-ssa-math-opts.c: Remove extra divide.
10092 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10094 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10096 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10098 * passes.c: Add bswap pass.
10099 * tree-pass.h: Add pass_optimize_bswap declaration.
10100 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10101 Include rtl.h, expr.h and optabs.h for optab_handler check.
10102 (struct symbolic_number, pass_optimize_bswap): New definition.
10103 (do_shift_rotate, verify_symbolic_number_p): New functions.
10104 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10105 (gate_optimize_bswap): New function.
10106 * tree.c (widest_int_cst_value): New function.
10107 * tree.h (widest_int_cst_value): Prototype added.
10109 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10111 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10112 REG_EQUAL/REG_EQUIV notes.
10114 2009-06-14 Richard Guenther <rguenther@suse.de>
10116 PR middle-end/40389
10117 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10118 has its address taken if NRV was applied and it is addressable.
10119 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10120 function split out from ...
10121 (get_constraint_for_1): ... here.
10122 (handle_rhs_call): Use it to mark the return slot escaped if
10123 it is addressable and NRV was applied.
10125 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10127 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10128 Change first argument type to location_t.
10129 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10130 Do not set input_location.
10131 Use loc instead of input_location throughout.
10133 2009-06-13 Richard Guenther <rguenther@suse.de>
10135 PR tree-optimization/40421
10136 * tree-predcom.c (should_unroll_loop_p): Remove.
10137 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10139 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10141 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10142 Add location argument.
10144 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10146 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10148 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10149 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10150 * config/spu/spu-protos.h: Add location to
10151 spu_resolve_overloaded_builtin.
10152 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10153 spu_build_builtin_va_list.
10154 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10155 argument. Pass location to build_function_call_vec.
10156 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10158 (emit_fpu_switch): Same.
10159 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10160 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10161 to build_decl and create_artificial_label.
10162 (xtensa_gimplify_va_arg_expr): Same.
10163 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10164 (xstormy16_gimplify_va_arg_expr): Same.
10165 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10166 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10167 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10168 (mips16_build_function_stub): Same.
10169 (mips16_build_call_stub): Same.
10171 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10174 * arm/constraints.md (Pa, Pb): New constraints.
10175 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10176 split pattern to deal with them.
10178 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10180 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10181 fix index entry for -Xpreprocessor.
10183 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10185 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10186 Add location argument to build_decl call.
10187 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10188 (rs6000_init_builtins): Same.
10189 (spe_init_builtins): Same.
10190 (rs6000_gimplify_va_arg): Add location argument to
10191 create_artificial_label call.
10193 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10195 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10196 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10197 * Makefile.in: Fix GGC dependency for gcse.o.
10199 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10201 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10202 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10203 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10205 * c-parser.c (c_parser_binary_expression): Use current column while
10206 building binary operations.
10207 * common.opt (fshow-column): Enable by default.
10208 * tree-vrp.c (check_array_ref): Use warning_at.
10209 (check_array_bounds): Use location from call back if expr has no
10211 * tree.h: Add location argument to maybe_fold_*.
10212 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10213 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10214 (maybe_fold_offset_to_component_ref): Same.
10215 (maybe_fold_offset_to_reference): Same.
10216 (maybe_fold_offset_to_address): Same.
10217 (maybe_fold_stmt_indirect): Same.
10218 (maybe_fold_stmt_addition): Same.
10219 (fold_stmt_r): Pass location to maybe_fold_*.
10220 (fold_gimple_assign): Same.
10221 * c-tree.h: Add location argument to finish_decl,
10222 default_function_array_conversion, store_init_value.
10223 * c-decl.c (define_label): Use error_at.
10224 (c_make_fname_decl): Pass location to finish_decl.
10225 (finish_decl): New location argument.
10226 (build_compound_literal): Pass location to store_init_value.
10227 (grokdeclarator): Pass location to finish_decl.
10229 * c-typeck.c (array_to_pointer_conversion): New location argument.
10230 (function_to_pointer_conversion): Same.
10231 (default_function_array_conversion): Same.
10232 (parser_build_unary_op): Pass location to overflow_warning.
10233 (parser_build_binary_op): Same. Use warning_at.
10234 (build_unary_op): Pass location to array_to_pointer_conversion.
10235 (build_c_cast): Pass location to digest_init.
10236 (build_modify_expr): New location argument.
10237 (convert_for_assignment): Same.
10238 (store_init_value): Same.
10239 (digest_init): Same.
10240 (output_init_element): Pass location to digest_init and
10241 array_to_pointer_conversion.
10242 (c_finish_return): Pass location to convert_for_assignment.
10243 * gimplify.c (gimplify_conversion): Pass location to
10244 maybe_fold_offset_to_address.
10245 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10246 to maybe_fold_stmt_addition.
10247 * c-omp.c (c_finish_omp_atomic): Pass new location to
10249 (c_finish_omp_for): Same.
10250 * c-common.c (overflow_warning): New argument.
10251 * c-common.h: New argument to build_modify_expr, overflow_warning.
10252 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10254 (c_parser_initializer): Pass location to
10255 default_function_array_conversion.
10256 (c_parser_initelt): Same.
10257 (c_parser_initval): Same.
10258 (c_parser_asm_operands): Same.
10259 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10260 (c_parser_conditional_expression): Same.
10261 (c_parser_binary_expression): Add location info to stack. Use it.
10262 (c_parser_unary_expression): Pass location to
10263 default_function_array_conversion, parser_build_unary_op,
10264 build_indirect_ref, c_parser_postfix_expression_after_primary.
10265 (c_parser_postfix_expression_after_primary): New location argument.
10267 (c_parser_expression_conv): Pass location to
10268 default_function_array_conversion.
10269 (c_parser_expr_list): Same.
10270 (c_parser_omp_atomic): Same.
10271 (c_parser_omp_for_loop): Same.
10272 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10273 (build_array_declarator): New argument.
10274 * c-decl.c (build_array_declarator): Add location argument.
10275 (grokdeclarator): Set id_loc for cdk_array.
10276 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10277 build_array_declarator.
10278 * tree.c (build_omp_clause): Add location argument.
10279 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10280 (OMP_CLAUSE_LOCATION): New macro.
10281 (struct tree_omp_clause): Add location field.
10282 (build_omp_clause): Add argument.
10283 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10284 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10286 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10287 (cp_parser_omp_clause_collapse): Same.
10288 (cp_parser_omp_clause_default): Same.
10289 (cp_parser_omp_clause_if): Same.
10290 (cp_parser_omp_clause_nowait): Same.
10291 (cp_parser_omp_clause_num_threads): Same.
10292 (cp_parser_omp_clause_ordered): Same.
10293 (cp_parser_omp_clause_schedule): Same.
10294 (cp_parser_omp_clause_untied): Same.
10295 (cp_parser_omp_for_loop): Same.
10296 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10297 * c-tree.h (c_start_case): Add location argument.
10298 (c_process_expr_stmt): Same.
10299 (c_finish_goto_*): Same.
10300 * tree-parloops.c (initialize_reductions): Pass location to
10302 (create_parallel_loop): Same.
10303 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10304 (gfc_trans_omp_reduction_list): Same.
10305 (gfc_trans_omp_clauses): Same.
10306 (gfc_trans_omp_do): Same.
10307 * c-typeck.c (c_finish_goto_label): Same.
10308 (c_finish_goto_ptr): New location argument.
10309 (c_start_case): Same.
10310 (emit_side_effect_warnings): Same.
10311 (c_process_expr_stmt): Same.
10312 (c_finish_stmt_expr): Same.
10313 (c_finish_omp_clauses): Use error_at instead of error.
10314 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10316 * c-omp.c (c_split_parallel_clauses): New location argument.
10317 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10318 to build_omp_clause.
10319 (convert_local_reference_stmt): Same.
10320 (convert_gimple_call): Same.
10321 * c-common.h (c_split_parallel_clauses): New argument.
10322 * c-parser.c (c_parser_statement_after_labels): Pass location to
10323 c_finish_goto_label.
10324 (c_parser_switch_statement): Pass location to c_start_case.
10325 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10326 and c_process_expr_stmt.
10327 (c_parser_omp_variable_list): Add location argument.
10328 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10329 (c_parser_omp_clause_default): Same.
10330 (c_parser_omp_clause_if): Same.
10331 (c_parser_omp_clause_num_threads): Same.
10332 (-c_parser_omp_clause_ordered): Same.
10333 (c_parser_omp_clause_reduction): Pass location to
10334 c_parser_omp_variable_list.
10335 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10336 (c_parser_omp_clause_untied): Same.
10337 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10338 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10340 * c-tree.h (check_for_loop_decls, undeclared_variable,
10341 build_component_ref, build_array_ref, build_external_ref,
10342 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10343 build_conditional_expr, build_compound_expr, c_cast_expr,
10344 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10345 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10347 * c-semantics.c (build_stmt): Same.
10348 (build_case_label): Same.
10349 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10350 (undeclared_variable): New argument.
10351 (make_label): Same.
10352 (lookup_label): Pass location on down.
10353 (define_label): Same.
10354 (finish_decl): Same.
10355 (build_compound_literal): Same.
10356 (finish_struct): Same.
10357 (finish_function): Do not set location here.
10358 (check_for_loop_decls): New argument.
10359 * tree.c (save_expr): Set location.
10360 (build_empty_stmt): New argument.
10361 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10362 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10363 * builtins.c (gimplify_va_arg_expr): Use locations.
10364 (expand_builtin_sync_operation): Same.
10365 * c-typeck.c (build_component_ref): New argument.
10366 (build_array_ref): Same.
10367 (build_external_ref): Same.
10368 (c_expr_sizeof_expr): Same.
10369 (c_expr_sizeof_type): Same.
10370 (parser_build_unary_op): Same.
10371 (build_conditional_expr): Same.
10372 (build_compound_expr): Pass location on down.
10373 (build_compound_expr): New argument.
10374 (build_c_cast): Same.
10375 (c_cast_expr): Same.
10376 (build_asm_expr): Same.
10377 (c_finish_return): Same.
10378 (c_process_expr_stmt): Pass location on down.
10379 (c_finish_stmt_expr): New argument.
10380 (push_clenaup): Same.
10381 (c_finish_omp_parallel): Same.
10382 (c_finish_omp_task): Same.
10383 * gimplify.c (gimplify_call_expr): Pass location on down.
10384 * c-omp.c (c_finish_omp_master): New argument.
10385 (c_finish_omp_critical): Same.
10386 (c_finish_omp_ordered): Same.
10387 (c_finish_omp_barrier): Same.
10388 (-c_finish_omp_taskwait): Same.
10389 (c_finish_omp_atomic): Same.
10390 (c_finish_omp_flush): Same.
10391 * tree-inline.c (copy_tree_body_r): Pass location on down.
10392 (inline_forbidden_p): Remove use of input_location.
10393 * c-gimplify.c (c_build_bind_expr): New argument.
10394 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10395 (c_sizeof_or_alignof_type): New argument.
10396 (c_alignof_expr): Same.
10397 (build_va_arg): Same.
10398 (c_add_case_label): Same.
10399 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10400 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10401 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10402 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10403 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10404 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10406 * stub-objc.c (objc_build_selector_expr): Same.
10407 (objc_build_throw_stmt): Same.
10408 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10409 (c_parser_initelt): Same.
10410 (c_parser_compound_statement): Same.
10411 (c_parser_compound_statement_nostart): Same.
10412 (c_parser_label): Same.
10413 (c_parser_statement_after_labels): Same.
10414 (c_parser_if_body): Same.
10415 (c_parser_else_body): Same.
10416 (c_parser_if_statement): Same.
10417 (c_parser_switch_statement): Same.
10418 (c_parser_while_statement): Same.
10419 (c_parser_do_statement): Same.
10420 (c_parser_for_statement): Same.
10421 (c_parser_asm_statement): Same.
10422 (c_parser_conditional_expression): Same.
10423 (c_parser_binary_expression): Same.
10424 (c_parser_cast_expression): Same.
10425 (c_parser_unary_expression): Same.
10426 (c_parser_sizeof_expression): Same.
10427 (c_parser_alignof_expression): Same.
10428 (c_parser_postfix_expression): Same.
10429 (c_parser_expression): Same.
10430 (c_parser_objc_receiver): Same.
10431 (c_parser_omp_variable_list): Same.
10432 (c_parser_omp_structured_block): Same.
10433 (c_parser_omp_atomic): New argument.
10434 (c_parser_omp_barrier): Same.
10435 (c_parser_omp_critical): Same.
10436 (c_parser_omp_flush): Pass location on down.
10437 (c_parser_omp_for_loop): New argument.
10438 (c_parser_omp_for): Same.
10439 (c_parser_omp_master): Same.
10440 (c_parser_omp_ordered): Same.
10441 (c_parser_omp_sections_scope): Same.
10442 (c_parser_omp_sections): Same.
10443 (c_parser_omp_parallel): Same.
10444 (c_parser_omp_single): Same.
10445 (c_parser_omp_task): Same.
10446 (c_parser_omp_taskwait): Pass location on down.
10447 (c_parser_omp_construct): Same.
10448 (c_parser_omp_threadprivate): Same.
10449 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10450 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10451 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10452 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10453 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10454 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10455 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10456 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10457 config/i386/i386.c, stmt.c:
10458 Add location argument to the following function definitions and/or
10459 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10460 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10461 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10462 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10463 do_case, c_finish_bc_stmt, build_compound_literal,
10464 build_function_call.
10465 * c-decl.c (build_compound_literal): Add location argument.
10466 Make all diagnostic calls use location.
10467 (start_struct): Same.
10468 (finish_struct): Same.
10469 (start_enum): Same.
10470 (build_enumerator): Same.
10471 (start_function): Same.
10472 (grokdeclarator): Make all diagnostic calls use location.
10473 (store_parm_decls_oldstyle): Same.
10474 * c-typeck.c (build_function_call): Add location argument.
10475 Make all diagnostic calls use location.
10477 (c_finish_bc_stmt): Same.
10478 * tree-nested.c (get_trampoline_type): Add argument.
10479 Pass location to build_decl.
10480 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10481 * rtl.h (RTL_LOCATION): New.
10482 * c-common.c (c_add_case_label): Add location argument.
10483 Make all diagnostic calls use location.
10484 * c-common.h: Add location argument to make_fname_decl, do_case,
10485 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10486 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10487 Set it appropriately for every case. Pass enum_loc to start_enum
10488 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10490 (c_parser_struct_or_union_specifier): Save location. Use it for
10491 start_struct, finish_struct, and parser_xref_tag.
10493 2009-06-12 Ian Lance Taylor <iant@google.com>
10495 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10497 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10498 cpp_opts->warn_cxx_operator_names.
10500 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10503 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10504 is returns NULL and OP is a VCE, look through the VCE.
10506 2009-06-12 Ian Lance Taylor <iant@google.com>
10509 * collect2.c (main): Use CONST_CAST2 in code inside #if
10510 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10512 2009-06-12 Joey Ye <joey.ye@intel.com>
10514 PR middle-end/39146
10515 * cfgexpand.c (get_decl_align_unit): Update
10516 max_used_stack_slot_alignment with align instead of
10517 stack_alignment_needed.
10519 * function.c (assign_stack_local_1): Update
10520 max_used_stack_slot_alignment with alignment_in_bits instead
10521 of stack_alignment_needed.
10522 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10525 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10527 * dwarf2out.c (last_var_location_insn): New variable.
10528 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10529 (dwarf2out_var_location): Don't record anything after last real
10530 insn. Only change labels if there were any real instructions
10531 in between last note and this one, or if changed sections.
10533 2009-06-11 Richard Henderson <rth@redhat.com>
10535 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10536 note when storing the frame pointer in a register.
10537 (FRP): Don't redefine to nothing for epilogue.
10538 (alpha_expand_epilogue): Mark register and sp restores.
10539 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10541 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10542 when gen_lowpart is needed.
10544 2009-06-11 Richard Henderson <rth@redhat.com>
10546 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10548 * dwarf2out.c (need_data_align_sf_opcode): New.
10549 (div_data_align): Move earlier.
10550 (def_cfa_1, reg_save): Use it.
10552 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10554 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10555 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10556 (ix86_handle_option): Handle OPT_mcrc32.
10557 (ix86_target_string): Add -mcrc32.
10558 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10560 * config/i386/i386.h (TARGET_CRC32): New.
10562 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10563 (sse4_2_crc32di): Likewise.
10565 * config/i386/i386.opt (mcrc32): New.
10567 * doc/invoke.texi: Document -mcrc32.
10569 2009-06-11 Richard Henderson <rth@redhat.com>
10571 * common.opt (gdwarf-): Accept a version number.
10572 * doc/invoke.texi (gdwarf-): Update docs.
10573 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10574 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10575 version level, and record it.
10577 * dwarf2.h (DW_CIE_VERSION): Remove.
10578 * dwarf2out.c (DWARF_VERSION): Remove.
10579 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10580 (output_call_frame_info): Use CIE version 3 for dwarf3,
10581 or if the return register column is out of range for version 1.
10582 (dwarf_stack_op_name): Add all dwarf3 values.
10583 (DEBUG_PUBTYPES_SECTION): New.
10584 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10585 encoding change for dwarf3.
10586 (output_die) [dw_val_class_die_ref]: Likewise.
10587 (output_compilation_unit_header): Emit correct version for dwarf3.
10588 (output_line_info): Likewise.
10589 (output_pubnames): Update for DWARF_VERSION removal.
10590 (output_aranges): Likewise.
10591 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10592 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10593 (dwarf2out_finish): Likewise.
10595 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10597 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10600 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10603 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10604 * builtins.c (expand_builtin_unreachable): New function.
10605 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10606 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10607 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10609 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10610 searching for missing barriers.
10612 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10614 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10615 when -fprofile-generate* was passed.
10616 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10618 2009-06-11 Anthony Green <green@moxielogic.com>
10620 * config/moxie/moxie.md: Define length attribute for all instructions.
10622 (*b<cond:code>): Support limited branch ranges for new PC-relative
10623 branch instructions.
10624 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10626 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10628 * config/i386/i386.c (min_insn_size): Use get_attr_length
10629 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10630 For __asm return 0.
10632 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10633 instead of emit_insn_before.
10635 2009-06-10 Ian Lance Taylor <iant@google.com>
10638 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10641 2009-06-10 Revital Eres <eres@il.ibm.com>
10643 * passes.c (init_optimization_passes): Reschedule
10644 predictive-commoning pass before complete unroll pass.
10646 2009-06-10 Martin Jambor <mjambor@suse.cz>
10648 * cgraph.c (cgraph_node_can_be_local_p): New function.
10649 (cgraph_make_node_local): New function.
10650 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10651 (cgraph_make_node_local): Declare.
10653 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10655 * tree.h (tree_base): Add packed_flag and user_align fields.
10656 Decrease size of spare field.
10657 (TYPE_USER_ALIGN): Use user_align from tree_base.
10658 (DECL_USER_ALIGN): Likewise.
10659 (TYPE_PACKED): Use packed_flag from tree_base.
10660 (DECL_PACKED): Likewise.
10661 (tree_type): Delete packed_flag and user_align fields. Widen
10662 precision field. Widen mode field and shuffle fields to align
10663 mode on an 8-bit boundary.
10664 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10665 Renumber decl_flag_* fields. Fix comments. Widen
10666 decl_common_unused field.
10667 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10668 (DECL_EXTERNAL): Likewise.
10669 (DECL_BIT_FIELD): Likewise.
10670 (DECL_NONADDRESSABLE_P): Likewise.
10671 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10672 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10674 2009-06-10 Ian Lance Taylor <iant@google.com>
10676 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10677 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10678 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10679 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10680 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10681 DEF_VEC_ALLOC_FUNC_P.
10682 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10683 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10684 DEF_VEC_ALLOC_FUNC_O.
10685 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10686 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10687 DEF_VEC_ALLOC_FUNC_I.
10688 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10689 (vec_stack_p_reserve_exact_1): Declare.
10690 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10691 (vec_stack_free): Declare.
10692 (VEC_stack_alloc): Define.
10693 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10694 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10695 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10696 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10698 (stack_vecs): New static variable.
10699 (vec_stack_p_reserve_exact_1): New function.
10700 (vec_stack_o_reserve_1): New static function.
10701 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10702 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10703 (vec_stack_free): New function.
10704 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10705 (VEC_df_ref_stack_alloc): Define.
10706 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10707 DEF_VEC_ALLOC_P_STACK.
10708 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10709 (struct df_collection_rec): Change _vec fields to VEC. Remove
10711 (df_free_collection_rec): Adjust for new fields.
10712 (df_insn_rescan): Use new df_collection_rec fields.
10713 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10714 (df_ref_create_structure, df_ref_record): Likewise.
10715 (df_get_conditional_uses, df_get_call_refs): Likewise.
10716 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10717 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10718 (df_record_exit_block_uses, df_bb_verify): Likewise.
10719 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10720 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10721 Remove count parameter. Change return type to void. Change all
10723 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10724 Remove count parameter. Change return type to void. Change all
10726 (df_install_refs): Change old_vec parameter to VEC. Remove count
10727 parameter. Change all callers.
10728 (df_install_mws): Change old_vec parameter to VEC. Remove count
10729 parameter. Change all callers.
10730 (df_refs_verify): Change new_rec parameter to VEC. Change call
10732 (df_mws_verify): Likewise.
10734 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10736 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10738 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10740 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10742 2009-06-10 Anthony Green <green@moxielogic.com>
10744 * config/moxie/crti.asm: New file.
10745 * config/moxie/crtn.asm: New file.
10746 * config/moxie/moxie.c: New file.
10747 * config/moxie/moxie.h: New file.
10748 * config/moxie/sfp-machine.h: New file.
10749 * config/moxie/moxie-protos.h: New file.
10750 * config/moxie/t-moxie: Created.
10751 * config/moxie/t-moxie-softfp: Created.
10752 * config/moxie/moxie.md: Created.
10753 * config/moxie/constraints.md: Created.
10754 * config.gcc: Add moxie support.
10755 * doc/md.texi (Machine Constraints): Add moxie constraints.
10756 * doc/contrib.texi (Contributors): Mention moxie port.
10757 * doc/install.texi (Specific): Mention the moxie port.
10759 2009-06-09 Ian Lance Taylor <iant@google.com>
10761 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10762 compiling with C++.
10763 * optabs.c (optab_table): Only use designated initializers if
10764 HAVE_DESIGNATED_INITIALIZERS is defined.
10765 (convert_optab_table): Likewise.
10766 (init_optabs): Always call init_insn_codes if
10767 HAVE_DESIGNATED_INITIALIZERS is not defined.
10769 2009-06-09 Ian Lance Taylor <iant@google.com>
10771 * targhooks.c (default_builtin_vectorized_function): Change fn
10772 parameter to unsigned int.
10773 (default_builtin_vectorized_conversion): Change code parameter to
10775 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10776 * targhooks.h: Update declarations.
10777 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10778 parameter to unsigned int.
10780 * c-typeck.c (comptypes_check_enum_int): New static function.
10781 (comptypes_internal): Add enum_and_int_p parameter. Change all
10783 (comp_target_types): Add location parameter. Change all callers.
10784 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10785 Change all callers.
10786 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10787 (build_conditional_expr): Add colon_loc parameter. Change all
10789 (convert_for_assignment): Add location parameter. Change all callers.
10790 * c-parser.c (c_parser_conditional_expression): Pass location of
10791 colon to build_conditional_expr.
10792 * c-tree.h (build_conditional_expr): Update declaration.
10794 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10796 * graphite.c: Revert previous patch.
10798 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10801 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10803 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10805 * tree-ssa-loop-prefetch.c
10806 (loop_prefetch_arrays): Fixed a portability problem in printf format
10809 2009-06-09 Martin Jambor <mjambor@suse.cz>
10811 PR tree-optimization/40351
10812 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10813 refrence to a potential artifical subaccess can be constructed.
10815 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10817 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10818 (sh_override_options): Likewise.
10819 * config/sh/sh.c: Include params.h.
10820 (sh_optimization_options): New.
10821 (sh_override_options): Likewise.
10822 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10823 (OVERRIDE_OPTIONS): Use sh_override_options.
10825 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10827 * dwarf2out.c (emit_cfa_remember): New variable.
10828 (add_fde_cfi): If emit_cfa_remember, recurse to add
10829 DW_CFA_remember_state first.
10830 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
10831 instead just set emit_cfa_remember.
10833 2009-06-08 Jan Hubicka <jh@suse.cz>
10836 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
10838 2009-06-08 Jan Hubicka <jh@suse.cz>
10840 PR middle-end/39834
10841 * cgraphunit.c (save_inline_function_body): Do not copy transform
10842 hooks for saved inline bodies.
10843 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
10844 for given function.
10846 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
10848 * jump.c (returnjump_p): Handle delayed branches. Add missing
10851 2009-06-08 Jan Hubicka <jh@suse.cz>
10853 PR middle-end/40102
10854 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10855 original node might've been modified.
10856 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
10858 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10860 * tree-object-size.c (addr_object_size): Add OSI argument.
10861 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
10862 (compute_builtin_object_size, expr_object_size): Adjust callers.
10863 (plus_stmt_object_size): Call addr_object_size instead of
10864 compute_builtin_object_size.
10866 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
10867 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10869 * tree-ssa-loop-prefetch.c
10870 (gather_memory_references): Introduced a counter for the number of
10872 (anything_to_prefetch_p): Introduced a counter for the number of
10874 (is_loop_prefetching_profitable): New function with a cost model
10876 (loop_prefetch_arrays): Use the new cost model to determine if
10877 prefetching is profitable.
10878 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
10879 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10880 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
10881 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10882 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
10883 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10885 2009-06-08 Michael Matz <matz@suse.de>
10888 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10889 partitions use the same.
10890 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10891 for basevars of SSA_NAMEs.
10892 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10893 to not expand them twice.
10894 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10897 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10899 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10900 (fdump-final-insns=, gtoggle): New.
10901 * doc/invoke.texi: Document them.
10902 * final.c (rest_of_clean_state): Dump final insn stream.
10903 * gcc.c (invoke_as): Hook in -fcompare-debug.
10904 (static_spec_functions): Add compare-debug-dump-opt,
10905 compare-debug-self-opt and compare-debug-auxbase-opt.
10906 (compare_debug, compare_debug_second, compare_debug_opt): New.
10907 (switches_debug_check, n_switches_debug_check): New.
10908 (debug_auxbase_opt, debug_check_temp_file): New.
10909 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10911 (do_self_spec): Handle arguments after switches.
10912 (do_spec_1): Add .gk extension to temp file basenames for compare.
10913 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10914 (cc1_options): Use it instead of normal auxbase computation for
10915 the second compare-debug compilation.
10916 (compare_files): New.
10917 (main): Set up and implement compare debug mode.
10918 (compare_debug_dump_opt_spec_function): New.
10919 (compare_debug_self_opt_spec_function): New.
10920 (compare_debug_auxbase_opt_spec_function): New.
10921 * toplev.c (process_options): Handle flag_gtoggle,
10922 flag_dump_final_insns.
10923 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10924 during -fcompare-debug-second compilation.
10926 2009-06-07 Ian Lance Taylor <iant@google.com>
10928 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10929 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10931 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10932 with no default node. Change warning with %H to warning_at.
10933 Don't clear warn_switch around case checking.
10934 * doc/invoke.texi (Warning Options): Clarify distinction between
10935 -Wswitch and -Wswitch-enum.
10937 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10939 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10941 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10943 * gbl-ctors.h: Add header guard.
10945 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10947 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10948 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10949 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10950 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10951 prototypes for removed functions.
10952 (expressions_equal_p): Move to ...
10953 * tree-ssa-sccvn.h: ... here and ...
10954 * matrix-reorg.c: ... adjust includes.
10956 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10958 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10960 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10962 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10963 (finish_function): Remove erroneous whitespace.
10965 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10967 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10968 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10970 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10972 * errors.c (internal_error): Commentary typo fix.
10973 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10974 * tree-ssa-pre.c: Ditto.
10976 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10978 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10979 them is supposed to hold actual statements.
10981 2009-06-06 Ian Lance Taylor <iant@google.com>
10983 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10984 empty statements can now have attributes.
10986 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10988 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10989 * config/mips/mips.md: Ditto.
10991 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10993 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10995 (__eabi_uconvert): Likewise.
10997 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10999 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11000 CFI_* definitions with IN_GCC.
11002 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11004 * xcoffout.h (xcoffout_source_line): Update prototype.
11006 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11008 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11009 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11011 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11013 PR middle-end/40340
11014 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11015 inlined_function_outer_scope_p blocks for artificial inlines
11017 * tree.c (tree_nonartificial_location): Rewrite using
11018 block_nonartificial_location.
11020 2009-06-05 Revital Eres <eres@il.ibm.com>
11021 Leehod Baruch <leehod@il.ibm.com>
11023 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11024 (expand_expr_real_1): Remove comment.
11025 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11026 Vectorize misaligned access when the target supports it.
11027 (vect_supportable_dr_alignment): Check for unaligned access support.
11028 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11031 2009-06-05 Julian Brown <julian@codesourcery.com>
11033 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11034 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11036 2009-06-05 Richard Guenther <rguenther@suse.de>
11039 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11040 as possibly unused.
11042 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11044 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11045 (save_gprs): Don't tell unwinder when a global register is saved.
11046 (s390_emit_epilogue): Emit needed epilogue unwind info.
11048 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11050 * dwarf2out.c (deferred_asm_name): New.
11051 (add_name_and_src_coords_attributes): Defer creation of
11052 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11054 (move_linkage_attr): New.
11055 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11058 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11060 * tree-nested.c (finalize_nesting_tree_1): Declare the
11061 frame_decl in the binding tree.
11063 2009-06-04 Cary Coutant <ccoutant@google.com>
11065 * basic-block.h (struct basic_block_def): Add discriminator field.
11066 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11068 * debug.c (do_nothing_debug_hooks): Add additional entry.
11069 (debug_nothing_int_charstar_int): New function.
11070 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11071 (debug_nothing_int_charstar_int): New declaration.
11072 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11073 discriminator value in .loc directive.
11074 * final.c (last_discriminator): New variable.
11075 (discriminator): New variable.
11076 (final_start_function): Initialize above variables, pass current
11077 discriminator to debug hook.
11078 (notice_source_line): Check for discriminator change.
11079 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11080 * sdbout.c (sdbout_source_line): New parameter.
11081 * tree-cfg.c (struct locus_discrim_map): New structure type.
11082 (discriminator_per_locus): New hash table.
11083 (build_gimple_cfg): Allocate and free discriminator hash table.
11084 (make_edges): Call assign_discriminator.
11085 (locus_map_hash): New function.
11086 (locus_map_eq): New function.
11087 (next_discriminator_for_locus): New function.
11088 (same_line_p): New function.
11089 (assign_discriminator): New function.
11090 (make_cond_expr_edges): Call assign_discriminator.
11091 (make_gimple_switch_edges): Likewise.
11092 (first_non_label_stmt): New function.
11093 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11095 * xcoffout.c (xcoffout_source_line): Add new parameter.
11097 * configure.ac (gcc_cv_as_discriminator): New configury check for
11098 gas support for discriminator.
11099 * configure: Regenerate.
11100 * config.in: Regenerate.
11102 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11104 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11105 val after checking for integers.
11107 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11109 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11111 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11112 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11113 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11114 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11115 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11116 X64_SSE_REGPARM_MAX.
11117 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11118 X64_SSE_REGPARM_MAX.
11120 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11122 * gcc.c (report_times_to_file): New.
11123 (execute): Implement it.
11124 (process_command): Support -time=.
11125 * doc/invoke.texi: Document it.
11127 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11129 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11130 that have value exprs.
11132 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11134 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11135 declarations for constants until...
11136 (dw2_output_indirect_constant_1): ... this point.
11138 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11141 * arm.md (arm_addsi3): Don't try to split an add with an
11142 eliminable register until after reload has completed.
11144 2009-06-03 Ian Lance Taylor <iant@google.com>
11146 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11147 * genattrtab.c (write_length_unit_log): Likewise.
11148 * genchecksum.c (dosum): Likewise.
11149 * gengtype.c (write_rtx_next): Likewise.
11150 (finish_root_table, write_roots): Likewise.
11151 * gimple.c (gimple_ops_offset_): Likewise.
11152 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11153 * config/arc/arc.c (arc_attribute_table): Likewise.
11154 * config/arm/arm.c (arm_attribute_table): Likewise.
11155 * config/avr/avr.c (avr_attribute_table): Likewise.
11156 * config/crx/crx.c (crx_attribute_table): Likewise.
11157 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11158 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11159 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11160 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11161 * config/sh/sh.c (sh_attribute_table): Likewise.
11162 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11163 * config/spu/spu.c (spu_attribute_table): Likewise.
11164 * config/v850/v850.c (v850_attribute_table): Likewise.
11166 * config/alpha/alpha.c (vms_attribute_table): Make static.
11167 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11168 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11169 * config/mips/mips.c (mips_attribute_table): Likewise.
11171 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11173 (cc1-checksum.o): Likewise.
11175 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11177 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11179 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11181 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11182 insn if it is changing sp. Use gen_add3_insn instead of
11183 conditionally gen_addsi3 and gen_adddi3.
11184 (offset_below_red_zone_p): New static inline function.
11185 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11186 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11187 * config/rs6000/ppc-asm.h: Include auto-host.h.
11188 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11189 CFI_RESTORE): Define.
11190 * config/rs6000/crtresxgpr.asm: Add unwind info.
11191 * config/rs6000/crtresxfpr.asm: Likewise.
11192 * config/rs6000/crtresgpr.asm: Likewise.
11193 * config/rs6000/crtresfpr.asm: Likewise.
11194 * config/rs6000/crtsavgpr.asm: Likewise.
11195 * config/rs6000/crtsavfpr.asm: Likewise.
11197 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11198 argument of DWARF2_FRAME_REG_OUT macros.
11200 2009-06-03 Julian Brown <julian@codesourcery.com>
11202 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11203 words or less (including TImode) in core registers.
11205 2009-06-03 Richard Guenther <rguenther@suse.de>
11207 PR middle-end/40328
11208 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11210 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11212 * statistics.c (statistics_counter_event): Do not record event
11213 in pass dump if its number == -1.
11214 (curr_statistics_hash): Add assert that we never get passes
11215 with static number == -1.
11217 2009-06-03 Richard Guenther <rguenther@suse.de>
11218 Andrey Belevantsev <abel@ispras.ru>
11220 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11221 non-BLKmode arrays addressable.
11223 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11225 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11226 * config/m68k/m68k.h: ... here.
11227 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11230 2009-06-03 Martin Jambor <mjambor@suse.cz>
11232 PR tree-optimization/40323
11233 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11236 2009-06-03 Richard Guenther <rguenther@suse.de>
11238 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11241 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11243 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11244 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11245 JUMP_TABLE_DATA_P where applicable.
11246 * config/sh/sh.c: Ditto.
11247 * config/sh/sh.h: Ditto.
11248 * config/sh/sh.md: Ditto.
11249 * config/sh/symbian.c: Ditto.
11251 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11253 * config/i386/driver-i386.c (describe_cache): Optimize
11254 concatenation of strings. Use snprintf instead of sprintf.
11255 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11256 target when not compiling with GCC.
11258 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11260 * config/sh/sh.c: Revert last change.
11261 (sh_expand_epilogue): Emit a blockage insn before the frame
11262 pointer adjustment unconditionally.
11264 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11266 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11267 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11268 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11269 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11270 to COLLECT_GCC_OPTIONS.
11272 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11274 * collect2.c (target_system_root): New variable.
11275 (main): Handle --sysroot=.
11276 (ignore_library): Strip the sysroot from the library path.
11278 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11280 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11281 (collect2.o): Depend on collect2-aix.h.
11282 (collect2-aix.o): New rule.
11283 * collect2-aix.h: New file.
11284 * collect2-aix.c: Likewise.
11285 * collect2.c: Include collect2-aix.h. Don't undefine
11286 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11287 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11288 Use TARGET_AIX_VERSION instead of _AIX51.
11289 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11290 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11291 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11292 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11293 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11295 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11297 * collect2.c (ignore_library): Avoid premature post-increment
11298 and null deference.
11300 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11302 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11303 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11304 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11305 CROSS_DIRECTORY_STRUCTURE too.
11306 (LINK_LIBG_SPEC): Likewise.
11307 (LIB_SPEC): Add %R to sysroot paths.
11308 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11309 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11310 * config/rs6000/aix51.h: As for aix43.h.
11311 * config/rs6000/aix52.h: Likewise.
11312 * config/rs6000/aix53.h: Likewise.
11313 * config/rs6000/aix61.h: Likewise.
11314 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11315 to the beginning of sysroot paths.
11317 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11319 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11320 INSN_LISTs that are out of the REG_NOTE range.
11322 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11324 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11325 (struct var_to_expand): Likewise.
11326 (struct opt_info): Add head and tail for linked lists of the above.
11327 (analyze_insn_to_expand_var): Initialize next.
11328 (analyze_iv_to_split_insn): Likewise.
11329 (analyze_insns_in_loop): Create linked lists.
11330 (allocate_basic_variable): Simplify for use without hash table.
11331 (insert_var_expansion_initialization): Likewise, make it type-safer.
11332 (combine_var_copies_in_loop_exit): Likewise.
11333 (apply_opt_in_copies): Walk lists rather than hash tables.
11334 (release_var_copies): Simplified and inlined by hand into...
11335 (free_opt_info): ... this function.
11337 2009-06-02 Richard Guenther <rguenther@suse.de>
11339 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11342 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11344 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11345 only for builtins that are not overridden.
11347 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11349 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11352 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11354 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11356 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11358 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11360 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11362 * common.opt (fdump-unnumbered-links): New.
11363 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11364 * print-rtl.c (flag_dump_unnumbered_links): New.
11365 (print_rtx): Test it.
11367 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11369 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11370 push/pop multiple to 8-byte alignment.
11372 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11374 * config/i386/i386.c (queued_cfa_restores): New static variable.
11375 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11377 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11378 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11379 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11380 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11381 note unconditionally.
11382 (ix86_emit_restore_regs_using_mov): Likewise.
11383 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11384 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11385 it through to ix86_emit_restore_reg_using_pop.
11386 (ix86_emit_leave): Add RED_OFFSET argument. Call
11387 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11388 instead of adding REG_CFA_OFFSET note unconditionally.
11389 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11390 the above functions. Call ix86_add_queued_cfa_restore_notes when
11393 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11394 force output of the label even for dwarf2out_do_cfi_asm.
11395 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11396 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11397 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11399 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11400 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11401 dwarf2out_cfi_label callers.
11402 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11403 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11404 Adjust dwarf2out_cfi_label callers.
11405 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11407 * config/i386/i386.h (struct machine_cfa_state,
11408 struct machine_function): Guard with ifndef USED_FOR_TARGET
11409 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11412 * emutls.c (__emutls_get_address): Change arr->size to mean number
11413 of allocated arr->data entries instead of # of slots + 1.
11415 PR middle-end/40316
11416 * recog.c (peep2_reinit_state): New function.
11417 (peephole2_init_state): Use it at the end of a basic block and also
11418 when seeing a RTX_FRAME_RELATED_P insn.
11420 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11422 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11423 fixuns_truncrfdi2): New.
11424 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11425 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11426 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11427 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11428 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11429 *recip_approx): Remove.
11430 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11431 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11432 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11434 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11437 2009-06-01 Ian Lance Taylor <iant@google.com>
11439 * attribs.c (register_attribute): Use CONST_CAST.
11440 * collect2.c (main): Use CONST_CAST2.
11441 (scan_prog_file): Likewise.
11442 * gcc.c (process_command, main): Likewise.
11443 * toplev.c (toplev_main): Likewise.
11445 * c-typeck.c (handle_warn_cast_qual): New static function,
11446 partially broken out of build_c_cast.
11447 (build_c_cast): Call handle_warn_cast_qual.
11448 * doc/invoke.texi (Warning Options): Document new effect of
11451 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11453 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11454 (diagnostic_report_current_module): Print columns.
11455 * common.opt (flag_show_column): Enable by default.
11457 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11459 * alias.c (find_base_term): Check for NULL term before returning.
11461 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11463 Revert due to PR40320:
11464 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11465 * calls.c (emit_library_call_value_1): Don't force_operand for move
11468 2009-06-01 Olivier Hainque <hainque@adacore.com>
11469 Eric Botcazou <ebotcazou@adacore.com>
11471 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11472 to be processed as a bitfield for constructor output purposes.
11473 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11475 * varasm.c (oc_local_state): New type, output_constructor
11476 local state to support communication with helpers.
11477 (oc_outer_state): New type, output_constructor outer state of
11478 relevance in recursive calls.
11479 (output_constructor_array_range): New output_constructor helper,
11480 extracted code for an array range element.
11481 (output_constructor_regular_field): New output_constructor helper,
11482 extracted code for an element that is not a bitfield.
11483 (output_constructor_bitfield): New output_constructor helper,
11484 extracted code for a bitfield element. Accept an OUTER state
11485 argument for recursive processing. Recurse on record or array
11486 CONSTRUCTOR values, possibly past noop conversions.
11487 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11488 VALUE is a valid constant-valued expression for use in a static
11489 bit-field initializer.
11490 (output_constructor): Rework to use helpers. Accept and honor an
11491 OUTER state argument for recursive calls. Return total size. Be
11492 prepared for nested constructors initializing bitfields.
11493 (output_constant): Feed OUTER in calls to output_constructor.
11495 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11497 * calls.c (emit_library_call_value_1): Don't force_operand for move
11500 2009-06-01 Nick Clifton <nickc@redhat.com>
11502 * doc/invoke.texi (IA-64 Options): Fix typo.
11504 2009-06-01 Ira Rosen <irar@il.ibm.com>
11506 PR tree-optimization/39129
11507 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11509 (vect_do_peeling_for_loop_bound): Use
11510 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11511 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11512 (vect_loop_versioning): Likewise.
11513 (vect_create_cond_for_alias_checks): Fix indentation.
11514 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11516 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11517 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11518 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11519 "control flow in loop".
11520 (vect_estimate_min_profitable_iters): Use
11521 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11522 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11523 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11524 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11525 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11526 statement belongs to a group of strided accesses with the exact code
11528 (vectorizable_load): Likewise.
11529 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11530 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11532 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11534 * config/freebsd-stdint.h: New file.
11535 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11536 Add freebsd-stdint.h to tm_file.
11538 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11540 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11541 (thumb2_extendhidi2): Likewise.
11543 2009-05-31 Ian Lance Taylor <iant@google.com>
11545 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11547 2009-05-31 Ian Lance Taylor <iant@google.com>
11549 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11550 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11551 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11553 2009-05-31 Jason Merrill <jason@redhat.com>
11555 * tree-pretty-print.c (print_call_name): Take the callee, not the
11556 call itself. Make non-static. Use dump_function_name for functions.
11557 (dump_generic_node): Adjust.
11558 * diagnostic.h: Declare print_call_name.
11559 * gimple-pretty-print.c (dump_gimple_call): Use it.
11561 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11563 * config/sh/sh.md (ashldi3_std): New define_expand.
11566 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11569 * config/sh/sh.c: Include debug.h.
11570 (sh_expand_epilogue): Emit a blockage insn before the frame
11571 pointer adjustment also when dwarf2out_do_frame returns true.
11573 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11575 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11576 (thumb2_extendqidi2): New pattern.
11578 2009-05-31 Ira Rosen <irar@il.ibm.com>
11580 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11581 mark phis for renaming.
11582 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11583 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11584 Call mark_sym_for_renaming.
11585 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11586 * tree-vect-loop.c (vect_transform_loop): Remove
11587 vect_memsyms_to_rename initialization and a call to
11588 mark_set_for_renaming.
11590 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11592 PR middle-end/40304
11593 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11594 frame related even if !set_cfa && style < 0.
11596 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11598 * config/i386/mingw-tls.c: New file.
11599 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11600 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11601 defining _WIN32 but not __CYGWIN__.
11603 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11605 * configure.ac: Add MPC support.
11607 * config.in, configure: Regenerate.
11609 2009-05-29 Richard Henderson <rth@redhat.com>
11611 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11612 NOTE_INSN_BASIC_BLOCK.
11613 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11614 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11615 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11617 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11619 (add_cfi): Disable check redefining cfa away from drap.
11620 (lookup_cfa_1): Add remember argument; handle remember/restore.
11621 (lookup_cfa): Pass remember argument.
11622 (cfa_remember): New.
11623 (compute_barrier_args_size_1): Remove sibcall check.
11624 (dwarf2out_frame_debug_def_cfa): New.
11625 (dwarf2out_frame_debug_adjust_cfa): New.
11626 (dwarf2out_frame_debug_cfa_offset): New.
11627 (dwarf2out_frame_debug_cfa_register): New.
11628 (dwarf2out_frame_debug_cfa_restore): New.
11629 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11630 (dwarf2out_begin_epilogue): New.
11631 (dwarf2out_frame_debug_restore_state): New.
11632 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11633 DW_CFA_restore_state.
11634 (output_cfi_directive): Likewise.
11635 (convert_cfa_to_fb_loc_list): Likewise.
11636 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11637 * dwarf2out.h: Update.
11638 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11639 (copy_insn_1): Early out for null.
11640 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11641 and dwarf2out_frame_debug_restore_state.
11642 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11643 (prologue_insn_hash, epilogue_insn_hash): New.
11644 (free_after_compilation): Adjust freeing accordingly.
11645 (record_insns): Create hash table if needed; push insns into
11646 hash instead of array.
11647 (maybe_copy_epilogue_insn): New.
11648 (contains): Search hash table instead of array.
11649 (sibcall_epilogue_contains): Remove.
11650 (thread_prologue_and_epilogue_insns): Split eh_return insns
11651 and mark them as epilogues.
11652 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11653 scanning in terms of basic blocks.
11654 * insn-notes.def (CFA_RESTORE_STATE): New.
11655 * jump.c (returnjump_p_1): Accept EH_RETURN.
11656 (eh_returnjump_p_1, eh_returnjump_p): New.
11657 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11658 CFA_REGISTER, CFA_RESTORE): New.
11659 * rtl.def (EH_RETURN): New.
11660 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11662 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11663 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11665 * config/i386/i386.c (gen_push): Update cfa state.
11666 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11667 add a CFA_ADJUST_CFA note.
11668 (ix86_dwarf_handle_frame_unspec): Remove.
11669 (ix86_expand_prologue): Update cfa state.
11670 (ix86_emit_restore_reg_using_pop): New.
11671 (ix86_emit_restore_regs_using_pop): New.
11672 (ix86_emit_leave): New.
11673 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11674 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11675 * config/i386/i386.h (struct machine_cfa_state): New.
11676 (ix86_cfa_state): New.
11677 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11678 (eh_return_internal): Merge from eh_return_<mode>,
11679 use eh_return rtx, split w/ epilogue.
11681 2009-05-29 Ian Lance Taylor <iant@google.com>
11683 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11685 * calls.c (emit_library_call_value_1): Likewise.
11687 * c-typeck.c (c_build_va_arg): New function.
11688 * c-tree.h (c_build_va_arg): Declare.
11689 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11690 instead of build_va_arg.
11692 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11694 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11695 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11696 (ptr_difference_cost): Use affine combinations to compute it.
11697 (difference_cost): Likewise.
11698 (get_computation_cost_at): Compute more accurate cost for addresses
11699 if the ratio is a multiplier allowed in addresses.
11700 For non-addresses, consider that an additional offset or symbol is
11703 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11705 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11706 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11708 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11709 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11710 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11712 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11713 to 1 for TYPE_SSE{IADD1,CVT1}.
11714 (prefix_vex_imm8): Removed.
11715 (length_vex): Only pass 1 as second argument to
11716 ix86_attr_length_vex_default if prefix_extra is 0.
11717 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11718 (length): For prefix vex computation use length_immediate
11719 attribute instead of prefix_vex_imm8.
11720 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11721 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11722 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11723 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11724 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11725 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11726 a space in between the operands.
11727 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11728 if one operand is 0xff and the other one si, di, bp or sp.
11729 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11730 other one si, di, bp or sp.
11731 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11732 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11733 type and mode attributes.
11734 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11735 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11736 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11737 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11738 prefix_data16 attribute iff MODE_DF.
11739 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11740 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11741 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11742 constm128_operand in length_immediate computation.
11743 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11744 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11745 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11746 length_immediate attribute to 1.
11747 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11748 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11749 for certain alternatives.
11750 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11751 prefix_data16 attribute if MODE_V1DF.
11752 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11753 length_immediate to 1.
11754 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11755 length_address to 4, set mode attribute to MODE_DI.
11756 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11757 (fxam<mode>2_i387): Set length attribute to 4.
11758 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11759 *prefetch_3dnow_rex): Override length_address attribute.
11760 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11762 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11763 (constm128_operand): Removed.
11764 * config/i386/i386.c (memory_address_length): For
11765 disp && !index && !base in 64-bit mode account for SIB byte if
11766 print_operand_address can't optimize disp32 into disp32(%rip)
11767 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11768 for fs: or gs: segment.
11769 (ix86_attr_length_immediate_default): When checking if shortform
11770 is possible, truncate immediate to the length of the non-shortened
11772 (ix86_attr_length_address_default): Ignore MEM_P operands
11774 (ix86_attr_length_vex_default): Only check for DImode on
11775 GENERAL_REG_P operands.
11776 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11777 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11778 (sse_cvttps2pi): Clear prefix_rep attribute.
11779 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11781 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11782 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11783 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11784 iff operand 2 is const_int_operand.
11785 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11786 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11787 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11789 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11791 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11792 prefix_data16 attribute for movlpd and movhpd instructions.
11793 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11794 length_immediate for shufpd instruction.
11795 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11796 (avx_cmpp<avxmodesuffixf2c><mode>3,
11797 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11798 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11799 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11800 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11801 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11802 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11803 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11804 prefix_data16 attribute for the first alternative to 1.
11805 (*avx_loadlps): Override length_immediate for the first alternative.
11806 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11807 attributes for second alternative.
11808 (*vec_concatv2sf_sse4_1): Override length_immediate and
11809 prefix_data16 attributes for second alternative.
11810 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11811 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11812 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11813 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11814 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11815 prefix_data16 and length_immediate to 1.
11816 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11818 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11819 prefix_extra attribute for variants that don't have 0f prefix alone.
11820 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11821 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11822 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11823 *sse4_1_pextrd): Set length_immediate to 1.
11824 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11825 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11827 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11828 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11829 length_immediate to 1 for second alternative.
11830 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
11831 prefix_extra and length_immediate attributes for the first
11833 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
11835 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
11836 to 1 for the first and third alternative.
11837 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
11839 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
11841 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
11843 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
11844 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
11845 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
11846 *avx_psign<mode>3): Set prefix_extra attribute to 1.
11847 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
11848 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
11849 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
11850 ssse3_psign<mode>3): Override prefix_rex attribute.
11851 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11852 (ssse3_palignrti): Override length_immediate to 1.
11853 (ssse3_palignrdi): Override length_immediate to 1, override
11854 prefix_rex attribute.
11855 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11856 (sse4a_extrqi): Override length_immediate to 2.
11857 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
11858 (sse4a_insertq): Override prefix_data16 to 0.
11859 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
11860 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
11861 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
11862 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
11863 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
11864 and length_immediate to 1.
11865 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
11866 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
11867 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
11868 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
11869 and length_immediate to 1.
11870 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
11871 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
11872 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
11873 avx_ptest256): Override prefix_extra to 1.
11874 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
11875 Override prefix_data16 and length_immediate to 1.
11876 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
11877 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
11878 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
11879 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
11880 prefix_data16 to 0 and prefix_extra to 2.
11881 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
11882 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
11884 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
11885 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11886 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11887 and prefix_extra to 2.
11888 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11889 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11890 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11891 avx_vpermilvar<mode>3,
11892 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11893 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11894 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11895 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11896 Override prefix_extra to 1.
11897 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11898 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11899 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11900 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11901 prefix_extra and length_immediate to 1.
11902 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11904 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11905 to 1 for the first alternative.
11906 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11907 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11909 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11910 *movv2sf_internal_avx, *movv2sf_internal): Override
11911 prefix_rep attribute for certain alternatives.
11912 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11913 attributes for certain alternatives.
11914 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11915 attributes for certain alternatives.
11916 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11917 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11918 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11919 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11920 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11921 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11922 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11923 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11924 length_immediate to 1 if operand 2 is const_int_operand.
11925 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11926 *vec_extractv2si_1): Set length_immediate attribute to 1.
11927 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11928 using old 3DNOW insn rather than SSE/3DNOW_A.
11929 (mmx_emms, mmx_femms): Clear modrm attribute.
11931 2009-05-29 Martin Jambor <mjambor@suse.cz>
11933 * tree-sra.c: New implementation of SRA.
11935 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11936 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11937 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11938 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11939 (SRA_MAX_STRUCTURE_COUNT): Removed.
11940 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11941 * doc/invoke.texi (sra-max-structure-size): Removed.
11942 (sra-field-structure-ratio): Removed.
11944 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11946 PR middle-end/40291
11947 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11950 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11952 PR rtl-optimization/40101
11953 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11954 seqno. Adjust comment.
11955 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11956 inserting bookkeeping before a jump, the jump is not scheduled.
11957 When no positive seqno found, provide a value. Add comment.
11959 2009-05-29 Richard Guenther <rguenther@suse.de>
11961 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11962 short-cutting on the first component.
11964 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11966 PR middle-end/39958
11967 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11968 for trees other than decls/types.
11970 2009-05-29 Richard Guenther <rguenther@suse.de>
11972 * tree-ssa-operands.c (get_expr_operands): Do not handle
11973 INDIRECT_REFs in the handled-component case. Remove
11974 unused get_ref_base_and_extent case.
11975 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11976 tree_low_cst and host_integerp where possible.
11977 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11978 codes for equivalence.
11979 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11981 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11983 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11984 to tmake_file for i[34567]86-*-cygwin*.
11986 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11989 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11990 (altivec_categorize_keyword, init_vector_keywords,
11991 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11994 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11996 * tree.c (handle_dll_attribute): Check if node is
11997 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11999 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12001 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12003 (thumb2_zero_extendqidi2): Likewise.
12005 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12007 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12008 instead of gen_movrt.
12009 * config/sh/sh.md (movrt): Remove.
12011 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12013 * doc/invoke.texi (IA-64 Options):
12014 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12015 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12016 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12017 -msched-prefer-non-control-spec-insns,
12018 -msched-stop-bits-after-every-cycle,
12019 -msched-count-spec-in-critical-path,
12020 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12021 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12022 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12023 and -msched-spec-verbose.
12025 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12027 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12028 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12030 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12032 2009-05-28 Richard Guenther <rguenther@suse.de>
12034 * tree-ssa-alias.c (ao_ref_init): New function.
12035 (ao_ref_base): Likewise.
12036 (ao_ref_base_alias_set): Likewise.
12037 (ao_ref_alias_set): Likewise.
12038 (refs_may_alias_p_1): Change signature.
12039 (refs_may_alias_p): Adjust.
12040 (refs_anti_dependent_p): Likewise.
12041 (refs_output_dependent_p): Likewise.
12042 (call_may_clobber_ref_p_1): Change signature.
12043 (call_may_clobber_ref_p): Adjust.
12044 (stmt_may_clobber_ref_p_1): New function split out from ...
12045 (stmt_may_clobber_ref_p): ... here.
12046 (maybe_skip_until): Adjust signature.
12047 (get_continuation_for_phi): Likewise.
12048 (walk_non_aliased_vuses): Likewise.
12049 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12050 (ao_ref_init): Declare.
12051 (ao_ref_base): Likewise.
12052 (ao_ref_alias_set): Likewise.
12053 (stmt_may_clobber_ref_p_1): Likewise.
12054 (walk_non_aliased_vuses): Adjust.
12055 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12056 (get_ref_from_reference_ops): remove.
12057 (vn_reference_lookup_2): Adjust signature.
12058 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12059 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12060 (vn_reference_lookup): Adjust.
12061 (vn_reference_insert): Likewise.
12062 (vn_reference_insert_pieces): Adjust signature.
12063 (visit_reference_op_call): Adjust.
12064 * tree-ssa-pre.c (get_expr_type): Simplify.
12065 (phi_translate_1): Adjust.
12066 (compute_avail): Likewise.
12067 (translate_vuse_through_block): Do not re-build trees.
12068 (value_dies_in_block_x): Likewise.
12069 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12071 (vn_reference_lookup_pieces): Adjust declaration.
12072 (vn_reference_insert_pieces): Likewise.
12074 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12076 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12077 with checking disabled.
12079 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12083 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12084 macro definition for support of three-operand format aligned
12085 .comm directive in assembler on cygwin/pe/mingw target OS.
12086 * configure: Regenerate.
12087 * config.h: Regenerate.
12089 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12090 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12091 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12093 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12094 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12096 2009-05-28 Ira Rosen <irar@il.ibm.com>
12098 PR tree-optimization/40254
12099 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12100 in analysis of basic blocks.
12102 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12104 PR middle-end/33699
12105 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12106 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12107 (TARGET_INITIALIZER): Use it.
12108 * cse.c (CHEAPER): Move it up to the other macros.
12109 (insert): Rename this ...
12110 (insert_with_costs): ... to this. Add cost parameters. Update
12112 (insert): New function. Call insert_with_costs.
12113 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12114 find_reg_offset_for_const, try_const_anchors): New functions.
12115 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12116 when using a const-anchor. Call insert_const_anchors.
12117 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12118 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12120 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12122 * tree-inline.c (remap_decls): Enable nonlocalized variables
12123 when not optimizing.
12125 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12127 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12128 Simplify other tests involving optimize.
12130 2009-05-27 Tom Tromey <tromey@redhat.com>
12132 * unwind-dw2.c (_Unwind_DebugHook): New function.
12133 (uw_install_context): Call _Unwind_DebugHook.
12135 2009-05-27 Tom Tromey <tromey@redhat.com>
12137 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12139 2009-05-27 Ian Lance Taylor <iant@google.com>
12141 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12142 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12143 (ALL_LINKERFLAGS): Define.
12144 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12145 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12146 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12147 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12148 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12149 $(LINKER_FOR_BUILD).
12150 (build/gcov-iov$(build_exeext)): Likewise.
12152 2009-05-27 Julian Brown <julian@codesourcery.com>
12154 * gcse.c (target.h): Include.
12155 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12156 copy of argument to a pseudo register.
12158 2009-05-27 Diego Novillo <dnovillo@google.com>
12160 * tree-ssa-live.c (dump_scope_block): Document arguments.
12161 (dump_scope_blocks): Document.
12162 (debug_scope_blocks): New.
12163 * tree-flow.h (debug_scope_blocks): Declare.
12165 2009-05-21 Denis Chertykov <denisc@overta.ru>
12167 * doc/contrib.texi (Contributors): Add myself to the list.
12169 2009-05-27 Olivier Hainque <hainque@adacore.com>
12171 * expr.c (target_align): New function. Alignment the TARGET of an
12172 assignment may be assume to have.
12173 (highest_pow2_factor_for_target): Use it instead of relying on
12174 immediate tree attributes of TARGET, not necessarily honored when
12175 intermediate bitfields are involved.
12177 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12180 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12181 AVX, SSE4, AES, PCLMUL and POPCNT.
12183 2009-05-27 Diego Novillo <dnovillo@google.com>
12185 * tree-pretty-print.c (dump_location): New.
12186 (dump_generic_node): Call it.
12187 Factor code to handle BLOCK nodes ...
12188 (dump_block_node): ... here.
12190 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12192 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12194 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12196 * gcc-plugin.h: Include config.h and system.h.
12197 (IN_GCC): Define if not defined.
12199 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12201 PR middle-end/40249
12202 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12205 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12207 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12209 * config/m32r/m32r.h: Ditto.
12210 * config/m32r/m32r.md: Ditto.
12211 * config/m32r/predicates.md: Ditto.
12213 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12215 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12217 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12220 (Loading plugins): typo.
12221 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12222 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12223 (Interacting with the GCC Garbage Collector): Added new section.
12224 (Giving information about a plugin): Added new section for
12226 * ggc.h (ggc_register_root_tab): Added declaration.
12227 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12228 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12229 (register_callback): Improved comment in declaration.
12230 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12231 (extra_root_vec) Added static variable for dynamic roots registration.
12232 (ggc_register_root_tab) Added new routine.
12233 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12234 PLUGIN_GGC_MARKING event.
12235 * ggc-zone.c: Include plugin.h.
12236 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12237 * ggc-page.c: Include plugin.h.
12238 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12239 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12240 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12241 (register_callback): check lack of callbacks for
12242 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12243 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12244 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12245 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12246 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12247 dependency on plugin.h.
12248 (plugin.o): Added dependency on ggc.h...
12250 2009-05-26 Richard Guenther <rguenther@suse.de>
12252 PR middle-end/40248
12254 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12255 with mismatched comparison modes.
12257 * expr.c (expand_expr_real_1): Expand the operand of a
12258 VIEW_CONVERT_EXPR in its natural mode.
12260 2009-05-26 Ian Lance Taylor <iant@google.com>
12262 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12263 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12264 (ALL_COMPILERFLAGS): Define.
12265 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12266 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12267 (collect2$(exeext), collect2.o): Likewise.
12268 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12269 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12270 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12271 (libbackend.o, intl.o, cppdefault.o): Likewise.
12272 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12273 (build/%.o): Use $(COMPILER_FOR_BUILD).
12274 (build/gen%$(build_exeext)): Likewise.
12275 (build/gcov-iov$(build_exeext)): LIkewise.
12276 * config/t-darwin (darwin.o): Use $(COMPILER).
12277 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12278 * config/t-sol2 (sol2-c.o): Likewise.
12279 (sol2.o): Likewise.
12280 * config/t-vxworks (vxworks.o): Likewise.
12281 * config/x-darwin (host-darwin.o): Likewise.
12282 * config/x-hpux (host-hpux.o): Likewise.
12283 * config/x-linux (host-linux.o): Likewise.
12284 * config/x-solaris (host-solaris.o): Likewise.
12285 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12286 * config/arm/t-arm (arm-c.o): Likewise.
12287 * config/arm/t-pe (pe.o): Likewise.
12288 * config/arm/t-wince-pe (pe.o): Likewise.
12289 * config/i386/t-cygming (winnt.o): Likewise.
12290 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12291 * config/i386/t-cygwin (cygwin1.o): Likewise.
12292 (cygwin2.o): Likewise.
12293 * config/i386/t-i386 (i386-c.o): Likewise.
12294 * config/i386/t-interix (winnt.o): Likewise.
12295 * config/i386/t-netware (netware.o): Likewise.
12296 * config/i386/t-nwld (nwld.o): Likewise.
12297 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12298 * config/i386/x-i386 (driver-i386.o): Likewise.
12299 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12300 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12301 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12302 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12303 * config/mips/x-native (driver-native.o): Likewise.
12304 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12305 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12306 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12307 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12308 * config/score/t-score-elf (score7.o): Likewise.
12309 (score3.o): Likewise.
12310 * config/sh/t-sh (sh-c.o): Likewise.
12311 * config/sh/t-symbian (sh-c.o): Likewise.
12312 (symbian.o): Likewise.
12313 * config/spu/t-spu-elf (spu-c.o): Likewise.
12314 * config/v850/t-v850 (v850-c.o): Likewise.
12315 * config/v850/t-v850e (v850-c.o): Likewise.
12317 2009-05-26 Richard Guenther <rguenther@suse.de>
12319 PR tree-optimization/40122
12320 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12321 VECTOR_CSTs if possible.
12322 (fold_gimple_assign): Likewise.
12324 2009-05-26 Richard Guenther <rguenther@suse.de>
12326 PR middle-end/40252
12327 * fold-const.c (fold_binary): Use the correct types for building
12330 2009-05-26 Richard Guenther <rguenther@suse.de>
12332 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12333 redundant calls to merge_alias_info.
12334 (bump_vector_ptr): Likewise.
12335 * tree-ssa-copy.c (merge_alias_info): Remove.
12336 (replace_exp_1): Remove call to merge_alias_info.
12337 (propagate_tree_value): Likewise.
12338 (fini_copy_prop): Propagate points-to info.
12339 * tree-flow.h (merge_alias_info): Remove.
12341 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12343 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12345 2009-05-25 Jan Hubicka <jh@suse.cz>
12347 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12348 * cgraph.h (struct inline_summary): New filed self_wize,
12349 size_inlining_benefit, self_time and time_inlining_benefit.
12350 (struct cgraph_global_info): Replace insns by time ans size fields.
12351 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12352 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12353 (ipcp_update_callgraph): Do not touch function bodies.
12354 * ipa-inline.c: Include except.h
12355 (MAX_TIME): New constant.
12356 (overall_insns): Remove.
12357 (leaf_node_p): New.
12358 (overall_size, max_benefit): New static variables.
12359 (cgraph_estimate_time_after_inlining): New function.
12360 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12361 (cgraph_clone_inlined_nodes): Update size.
12362 (cgraph_mark_inline_edge): Update size.
12363 (cgraph_estimate_growth): Use size info.
12364 (cgraph_check_inline_limits): Check size.
12365 (cgraph_default_inline_p): Likewise.
12366 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12367 (cgraph_decide_recursive_inlining): Check size.
12368 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12370 (cgraph_decide_inlining): Likewise.
12371 (cgraph_decide_inlining_incrementally): Likewise; honor
12372 PARAM_EARLY_INLINING_INSNS.
12373 (likely_eliminated_by_inlining_p): New predicate.
12374 (estimate_function_body_sizes): New function.
12375 (compute_inline_parameters): Use it.
12376 * except.c (must_not_throw_labels): New function.
12377 * except.h (must_not_throw_labels): Declare.
12378 * tree-inline.c (init_inline_once): Kill inlining_weigths
12379 * tree-ssa-structalias.c: Avoid uninitialized warning.
12380 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12381 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12382 (PARAM_INLINE_CALL_COST): Remove.
12383 (PARAM_EARLY_INLINING_INSNS): New.
12385 2009-05-25 Richard Guenther <rguenther@suse.de>
12387 PR tree-optimization/36327
12388 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12389 callback for reference translation or lookup at the point of may-defs.
12390 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12391 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12392 for union COMPONENT_REFs.
12393 (vn_reference_lookup_3): New callback. Lookup from memset
12394 and CONSTRUCTOR assignment, translate through struct copies.
12395 (vn_reference_lookup_pieces): Make sure to not free the
12396 passed operands array. Adjust walk_non_aliased_vuses call.
12397 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12398 make sure we do not leak memory.
12400 2009-05-25 Richard Guenther <rguenther@suse.de>
12402 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12403 * tree-inline.c (expand_call_inline): Reset the escaped and
12404 callused solutions.
12405 * tree-ssa-structalias.c (pass_build_ealias): New.
12406 * tree-pass.h (pass_build_ealias): Declare.
12407 * passes.c (init_optimization_passes): Add PTA during
12408 early optimizations.
12409 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12410 and CALLUSED solutions.
12411 (dump_points_to_solution): New function, split out from ...
12412 (dump_points_to_info_for): ... here.
12413 * tree-parloops.c (parallelize_loops): Reset the escaped and
12414 callused solutions.
12416 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12419 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12420 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12422 2009-05-25 Ira Rosen <irar@il.ibm.com>
12424 PR tree-optimization/40238
12425 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12426 statements after basic block's labels.
12427 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12428 to free the allocated memory.
12430 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12432 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12433 return address with a USE.
12435 2009-05-24 Richard Guenther <rguenther@suse.de>
12437 PR middle-end/40233
12438 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12439 array type from the main variant of the inner type.
12441 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12443 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12444 definition to bool (from int) to un-break build.
12445 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12447 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12449 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12450 discard_stmt_changes): Delete.
12451 * tree-ssa-operands.c (scb_stack): Delete.
12452 (init_ssa_operands): Do not initialize it.
12453 (fini_ssa_operands): Do not free it.
12454 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12456 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12457 update_stmt, remove the others. Fix comments.
12458 * tree-dfa.c (optimize_stack_restore): Likewise.
12459 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12460 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12461 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12462 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12464 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12465 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12466 (dom_opt_finalize_block): Likewise, adjusting access to
12468 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12469 (stmts_to_rescan): Change item type to gimple.
12470 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12472 2009-05-24 Ira Rosen <irar@il.ibm.com>
12474 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12475 * tree-pass.h (pass_slp_vectorize): New pass.
12476 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12477 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12478 * tree-vectorizer.c (timevar.h): Include.
12479 (user_vect_verbosity_level): Declare.
12480 (vect_location): Fix comment.
12481 (vect_set_verbosity_level): Update user_vect_verbosity_level
12482 instead of vect_verbosity_level.
12483 (vect_set_dump_settings): Add an argument. Ignore user defined
12484 verbosity if dump flags require higher level of verbosity. Print to
12485 stderr only for loop vectorization.
12486 (vectorize_loops): Update call to vect_set_dump_settings.
12487 (execute_vect_slp): New function.
12488 (gate_vect_slp): Likewise.
12489 (struct gimple_opt_pass pass_slp_vectorize): New.
12490 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12491 access its members.
12492 (vec_info_for_bb): New function.
12493 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12494 (VECTORIZATION_ENABLED): New macro.
12495 (SLP_ENABLED, SLP_DISABLED): Likewise.
12496 (vect_is_simple_use): Add bb_vec_info argument.
12497 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12498 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12499 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12500 vect_schedule_slp, vect_analyze_slp): Likewise.
12501 (vect_analyze_stmt): Add slp_tree argument.
12502 (find_bb_location): Declare.
12503 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12504 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12505 (vect_analyze_loop_operations, vect_analyze_loop,
12506 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12507 vect_finalize_reduction, vectorizable_reduction,
12508 vectorizable_live_operation, vect_transform_loop): Likewise.
12509 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12510 skip evolution analysis if analyzing a basic block.
12511 (dr_analyze_indices): Likewise.
12512 (initialize_data_dependence_relation): Skip the test whether the
12513 object is invariant for basic blocks.
12514 (compute_all_dependences): Skip dependence analysis for data
12515 references in basic blocks.
12516 (find_data_references_in_stmt): Don't fail in case of invariant
12517 access in basic block.
12518 (find_data_references_in_bb): New function.
12519 (find_data_references_in_loop): Move code to
12520 find_data_references_in_bb and add a call to it.
12521 (compute_data_dependences_for_bb): New function.
12522 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12523 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12525 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12526 unknown dependence in basic block and fail in case of dependence in
12528 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12529 dependence instances from either loop or basic block vectorization
12531 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12532 before calling nested_in_vect_loop_p.
12533 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12534 dependence instances from either loop or basic block vectorization
12536 (vect_verify_datarefs_alignment): Likewise.
12537 (vect_enhance_data_refs_alignment): Adjust function calls.
12538 (vect_analyze_data_refs_alignment): Likewise.
12539 (vect_analyze_group_access): Fix printing. Skip different checks if
12540 DR_STEP is 0. Keep strided stores either in loop or basic block
12541 vectorization data structure. Fix indentation.
12542 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12544 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12545 dependence instances from either loop or basic block vectorization
12547 (vect_analyze_data_refs): Update comment. Call
12548 compute_data_dependences_for_bb to analyze basic blocks.
12549 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12550 case of loop vectorization. In case of basic block vectorization use
12551 data-ref itself as a base.
12552 (vect_create_data_ref_ptr): In case of basic block vectorization:
12553 don't advance the pointer, add new statements before the current
12554 statement. Adjust function calls.
12555 (vect_supportable_dr_alignment): Support only aligned accesses in
12556 basic block vectorization.
12557 * common.opt (ftree-slp-vectorize): New flag.
12558 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12559 (vect_pattern_recog_1): Likewise.
12560 * tree-vect-stmts.c (process_use): Likewise.
12561 (vect_init_vector): Add new statements in the beginning of the basic
12562 block in case of basic block SLP.
12563 (vect_get_vec_def_for_operand): Adjust function calls.
12564 (vect_finish_stmt_generation): Likewise.
12565 (vectorizable_call): Add assert that it is loop vectorization, adjust
12567 (vectorizable_conversion, vectorizable_assignment): Likewise.
12568 (vectorizable_operation): In case of basic block SLP, take
12569 vectorization factor from statement's type and skip the relevance
12570 check. Adjust function calls.
12571 (vectorizable_type_demotion): Add assert that it is loop
12572 vectorization, adjust function calls.
12573 (vectorizable_type_promotion): Likewise.
12574 (vectorizable_store): Check for outer loop only in case of loop
12575 vectorization. Adjust function calls. For basic blocks, skip the
12576 relevance check and don't advance pointers.
12577 (vectorizable_load): Likewise.
12578 (vectorizable_condition): Add assert that it is loop vectorization,
12579 adjust function calls.
12580 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12581 that it is not reduction, get vector type, call only supported
12582 functions, skip loop specific parts.
12583 (vect_transform_stmt): Check for outer loop only in case of loop
12585 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12586 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12587 for external definition.
12588 * passes.c (pass_slp_vectorize): New pass.
12589 * tree-vect-slp.c (find_bb_location): New function.
12590 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12591 check for patterns only in loops.
12592 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12593 case of multiple types in basic block SLP.
12594 (vect_mark_slp_stmts_relevant): New function.
12595 (vect_supported_load_permutation_p): Fix comment.
12596 (vect_analyze_slp_instance): Add argument. In case of basic block
12597 SLP, take vectorization factor from statement's type, check that
12598 unrolling factor is 1. Adjust function call. Save SLP instance in
12599 either loop or basic block vectorization structure. Return FALSE,
12601 (vect_analyze_slp): Add argument. Get strided stores groups from
12602 either loop or basic block vectorization structure. Return FALSE
12603 if basic block SLP failed.
12604 (new_bb_vec_info): New function.
12605 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12606 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12607 (vect_schedule_slp): Add argument. Get SLP instances from either
12608 loop or basic block vectorization structure. Set vectorization factor
12609 to be 1 for basic block SLP.
12610 (vect_slp_transform_bb): New function.
12611 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12613 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12615 * final.c (shorten_branches): Do not align labels for jump tables.
12616 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12618 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12620 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12621 Remove outdated reference to flow.c and fix nits.
12622 * doc/gccint.texi: Tweak RTL description.
12623 * doc/rtl.texi: Likewise.
12625 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12627 * config/avr/avr.c: Change my email address.
12628 * config/avr/avr.h: Likewise.
12629 * config/avr/avr.md: Likewise.
12630 * config/avr/avr-protos.h: Likewise.
12631 * config/avr/libgcc.S: Likewise.
12633 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12635 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12636 (spu_split_load, spu_split_store): Change return type to int.
12637 (spu_split_convert): Declare.
12638 * config/spu/predicates.md (spu_mem_operand): Remove.
12639 (spu_mov_operand): Update.
12640 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12641 * config/spu/spu.c (regno_aligned_for_load): Remove.
12642 (reg_aligned_for_addr, spu_expand_load): Define.
12643 (spu_expand_extv): Reimplement and handle MEM.
12644 (spu_expand_insv): Handle MEM.
12645 (spu_sched_reorder): Handle insn's with length 0.
12646 (spu_legitimate_address_p): Reimplement.
12647 (store_with_one_insn_p): Return TRUE for any mode with size
12648 larger than 16 bytes.
12649 (address_needs_split): Define.
12650 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12652 (spu_convert_move): Define.
12653 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12654 (spu_split_store): Change all MEM's to TImode.
12655 (spu_init_expanders): Preallocate registers that correspond to
12656 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12658 (spu_split_convert): Define.
12659 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12660 (_move<mode>, _movdi, _movti): Update predicate and condition.
12661 (load, store): Change to define_split.
12662 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12664 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12665 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12666 define_insn_and_split of lshr<mode>3.
12667 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12668 (<v>ashr<mode>3_imm): Define.
12669 (extv, extzv, insv): Allow MEM operands.
12670 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12671 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12672 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12673 (_spu_convert2): Change to define_insn_and_split and remove the
12674 corresponding define_peephole2.
12675 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12676 Change predicates to memory_operand.
12678 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12680 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12682 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12684 PR tree-optimization/40219
12685 * tree.c (iterative_hash_expr): Make sure the builtin function is
12686 a normal builtin function and not a front end or back end builtin
12687 before indexing into the built_in_decls array.
12689 2009-05-22 Richard Guenther <rguenther@suse.de>
12691 PR middle-end/38964
12692 * alias.c (write_dependence_p): Do not use TBAA for answering
12693 anti-dependence or output-dependence.
12694 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12695 (emit_pointer_definition): Remove.
12696 (emit_alias_warning): Likewise.
12697 (find_what_var_points_to): Remove TBAA pruning code.
12698 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12700 (compute_points_to_sets): Remove code computing the set of
12701 dereferenced pointers.
12702 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12703 oracle for querying anti and output dependencies.
12704 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12705 if TBAA may be applied.
12706 (refs_anti_dependent_p): New function.
12707 (refs_output_dependent_p): Likewise.
12708 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12709 (refs_output_dependent_p): Likewise.
12710 * doc/tree-ssa.texi (Memory model): New section.
12711 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12712 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12713 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12714 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12715 * expr.c (expand_expr_real_1): Likewise.
12716 * gimple-low.c (lower_stmt): Likewise.
12717 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12718 (dump_gimple_cdt): Remove.
12719 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12720 (gimple_size): Likewise.
12721 (walk_gimple_op): Likewise.
12722 (is_gimple_stmt): Likewise.
12723 (walk_stmt_load_store_addr_ops): Likewise.
12724 (gimple_build_cdt): Remove.
12725 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12726 * gimple.h (gimple_cdt_new_type): Remove.
12727 (gimple_cdt_new_type_ptr): Likewise.
12728 (gimple_cdt_set_new_type): Likewise.
12729 (gimple_cdt_location): Likewise.
12730 (gimple_cdt_location_ptr): Likewise.
12731 (gimple_cdt_set_location): Likewise.
12732 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12733 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12734 GIMPLE_CHANGE_DYNAMIC_TYPE.
12735 (verify_types_in_gimple_stmt): Likewise.
12736 * tree-inline.c (estimate_num_insns): Likewise.
12737 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12738 (copy_decl_to_var): Likewise.
12739 (copy_result_decl_to_var): Likewise.
12740 * tree-pretty-print.c (dump_generic_node): Do not handle
12741 CHANGE_DYNAMIC_TYPE_EXPR.
12742 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12743 * tree-ssa-operands.c (get_expr_operands): Likewise.
12744 * tree-ssa-structalias.c (struct variable_info): Remove
12745 no_tbaa_pruning member.
12746 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12747 (unify_nodes): Do not copy it.
12748 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12749 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12750 (set_uids_in_ptset): Do not check it.
12751 (find_what_var_points_to): Likewise.
12752 (compute_tbaa_pruning): Remove.
12753 (compute_points_to_sets): Do not call it.
12754 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12755 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12756 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12757 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12758 (DECL_NO_TBAA_P): Likewise.
12759 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12760 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12761 (expand_omp_atomic_pipeline): Do not set it.
12762 * print-tree.c (print_node): Do not dump it.
12763 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12766 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12769 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12772 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12774 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12777 2009-05-22 Ben Elliston <bje@au.ibm.com>
12779 * Makefile.in (bversion.h, s-bversion): New targets.
12780 (TOPLEV_H): Add bversion.h.
12781 * toplev.h: Include "bversion.h".
12782 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12783 the __format__ attribute only if compiling with the same version
12784 of GCC as the sources (the "build version").
12786 2009-05-22 Ben Elliston <bje@au.ibm.com>
12788 * c-format.c (handle_format_attribute): Fix comment typo.
12790 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12793 * config/ia64/ia64.opt (mfused-madd): New.
12794 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12795 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12796 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12797 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12798 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12799 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12800 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12801 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12802 instruction if !TARGET_FUSED_MADD.
12803 (fpma, fpms): Remove colon from name.
12805 2009-05-22 Richard Guenther <rguenther@suse.de>
12807 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12808 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12809 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12811 (create_expression_by_pieces): Only convert if necessary.
12812 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12813 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12815 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12817 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12818 regular pattern from a template and rename it ...
12819 (*extzv_truncsi_exts): ... to this.
12821 2009-05-21 Richard Guenther <rguenther@suse.de>
12823 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12824 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12825 (cgraph_default_inline_p): Likewise.
12826 (cgraph_decide_inlining_incrementally): Likewise.
12828 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12829 Uros Bizjak <ubizjak@gmail.com>
12831 * config/i386/cpuid.h (bit_MOVBE): New.
12833 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
12835 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
12836 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
12837 (ix86_handle_option): Handle OPT_mmovbe.
12838 (ix86_target_string): Add -mmovbe.
12839 (pta_flags): Add PTA_MOVBE.
12840 (processor_alias_table): Add PTA_MOVBE to "atom".
12841 (override_options): Handle PTA_MOVBE.
12843 * config/i386/i386.h (TARGET_MOVBE): New.
12845 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
12846 (*bswapsi_movbe): New.
12847 (*bswapdi_movbe): Likewise.
12848 (bswapdi2): Renamed to ...
12849 (*bswapdi_1): This.
12850 (bswapdi2): New expander.
12852 * config/i386/i386.opt (mmovbe): New.
12854 * doc/invoke.texi: Document -mmovbe.
12856 2009-05-21 Taras Glek <tglek@mozilla.com>
12858 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
12859 * gcc-plugin.h (plugin_init): Updated signature.
12860 * gcc-plugin.h (plugin_name_args): Moved to this header.
12861 * doc/plugins.texi (plugin_init): Updated documention to reflect
12863 * doc/plugins.texi (plugin_name_args): Added to documention.
12865 2009-05-21 Mark Mitchell <mark@codesourcery.com>
12867 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
12868 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
12870 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
12872 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
12873 JUMP_TABLE_DATA_P predicates where applicable.
12874 * config/i386/predicates.md: Ditto.
12875 * config/i386/sse.md: Ditto.
12877 2009-05-21 Jakub Jelinek <jakub@redhat.com>
12879 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
12880 operand2 -128 override length_immediate attribute to 1.
12881 * config/i386/predicates.md (constm128_operand): New predicate.
12883 * config/i386/i386.c (memory_address_length): Handle %r12
12884 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12886 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12887 mode look through optional ZERO_EXTEND and SUBREG.
12888 * config/i386/i386.md (R12_REG): New define_constant.
12889 (prefix_data16): For sse unit set also for MODE_TI insns.
12890 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12891 insns set if operand 1 is ext_QIreg_operand.
12892 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12893 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12895 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12896 mode from MODE_DI to MODE_SI.
12897 (movdi_1_rex64): Override modrm and length_immediate attributes
12898 only for movabs (TYPE_IMOV, alternative 2).
12899 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12900 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12901 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12902 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12903 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12904 prefix_rex attribute if DImode.
12905 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12906 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12907 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12908 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12909 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12910 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12911 Likewise. For TYPE_IMOV clear length_immediate attribute.
12912 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12913 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12914 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12915 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12916 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12917 or one operand TYPE_ISHIFT.
12918 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12919 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12920 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12921 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12922 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12923 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12924 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12925 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12926 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12927 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12928 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12929 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12930 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12931 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12932 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12933 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12934 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12935 set mode attribute, don't override length attribute.
12936 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12938 (return_internal_long): Set length attribute to 2 instead of 1.
12939 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12940 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12941 prefix_rex attribute.
12942 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12944 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12946 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12948 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12950 2009-05-20 Ian Lance Taylor <iant@google.com>
12952 * tree.c (build_tree_list_vec_stat): New function.
12953 (ctor_to_vec): New function.
12954 (build_nt_call_vec): New function.
12955 (build_call_array): Change args to be a const pointer.
12956 (build_call_vec): New function.
12957 * tree.h (build_nt_call_vec): Declare.
12958 (build_tree_list_vec_stat): Declare.
12959 (build_tree_list_vec): Define.
12960 (build_call_array): Update declaration.
12961 (build_call_vec): Declare.
12962 (ctor_to_vec): Declare.
12963 * c-common.c (tree_vector_cache): New static variable.
12964 (make_tree_vector): New function.
12965 (release_tree_vector): New function.
12966 (make_tree_vector_single): New function.
12967 (make_tree_vector_copy): New function.
12968 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12969 (make_tree_vector_single, make_tree_vector_copy): Declare.
12970 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12971 (c_parser_expr_list): Don't manage cache here, instead call
12973 (c_parser_release_expr_list): Remove static function.
12974 (c_parser_vec_to_tree_list): Remove static function.
12975 (c_parser_attributes): Call build_tree_list_vec instead of
12976 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12977 c_parser_release_expr_list.
12978 (c_parser_postfix_expression_after_primary): Likewise.
12979 (c_parser_objc_keywordexpr): Likewise.
12981 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12983 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12984 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12985 TARGET_CONVERT_TO_TYPE.
12986 * hooks.c (hook_tree_const_tree_null): Define.
12987 * hooks.h (hook_tree_const_tree_null): Declare.
12988 * target.h (struct gcc_target): Add invalid_parameter_type,
12989 invalid_return_type, promoted_type, and convert_to_type fields.
12990 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12991 (TARGET_INVALID_RETURN_TYPE): Define.
12992 (TARGET_PROMOTED_TYPE): Define.
12993 (TARGET_CONVERT_TO_TYPE): Define.
12994 (TARGET_INITIALIZER): Update for new fields.
12995 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12996 (grokparms): Check targetm.invalid_parameter_type.
12997 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12998 * c-convert.c (convert): Check targetm.convert_to_type.
13000 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13002 * config/mips/mips.md (*extenddi_truncate<mode>,
13003 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13005 (*extendhi_truncateqi): New define_insn_and_sptit.
13007 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13009 PR middle-end/40204
13010 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13011 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13013 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13015 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13016 the operand of VIEW_CONVERT_EXPR.
13018 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13020 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13021 extended family and model for Intel processors. Support Intel Atom.
13023 2009-05-20 Olivier Hainque <hainque@adacore.com>
13025 * gstab.h (stab_code_type): Define, to be used instead of the
13026 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13028 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13029 occurrences by stab_code_type.
13030 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13032 2009-05-20 Martin Jambor <mjambor@suse.cz>
13034 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13035 (sra_insert_before): Likewise.
13036 (sra_insert_after): Likewise.
13037 (sra_init_cache): Likewise.
13038 (sra_type_can_be_decomposed_p): Likewise.
13039 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13040 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13041 (sra_insert_before): Likewise.
13042 (sra_insert_after): Likewise.
13043 (sra_init_cache): Likewise.
13044 (insert_edge_copies_seq): Made static and moved upwards.
13046 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13049 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13051 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13052 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13055 2009-05-20 Richard Guenther <rguenther@suse.de>
13057 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13058 with mismatched comparison modes.
13060 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13062 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13063 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13064 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13065 with shifts for Thumb2.
13066 (orsi_notsi): New for orn.
13067 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13068 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13069 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13070 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13071 Don't invert remainder for IOR.
13073 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13075 PR tree-optimization/40087
13076 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13077 number_of_iterations_ne): Rename never_infinite argument.
13078 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13079 number_of_iterations_le): Handle pointer-type ivs when
13080 exit_must_be_taken is false.
13081 (number_of_iterations_cond): Do not always assume that
13082 exit_must_be_taken if the control variable is a pointer.
13084 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13086 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13087 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13089 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13091 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13092 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13094 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13097 * c.opt (Wlogical-op): Disabled by default.
13098 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13100 * doc/invoke.texi (Wlogical-op): Likewise.
13102 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13104 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13106 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13107 Propagate the type of the first operand.
13108 <ASSERT_EXPR>: Simplify.
13109 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13110 Rewrite using the RHS code as discriminant.
13111 <NOP_EXPR>: Turn into CASE_CONVERT.
13112 <PLUS_EXPR>: Propagate the type of the first operand.
13114 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13116 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13117 (ia64_dconst_0_375): New.
13118 * config/ia64/ia64.c (ia64_override_options): Remove
13119 -minline-sqrt-min-latency warning.
13120 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13121 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13122 * config/ia64/ia64.md (*sqrt_approx): Remove.
13123 (sqrtsf2): Remove #if 0.
13124 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13125 (sqrtdf): Remove assert.
13126 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13127 (sqrtxf2): Remove #if 0.
13128 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13129 * div.md (sqrt_approx_rf): New.
13130 (sqrtsf2_internal_thr): New implementation.
13131 (sqrtsf2_internal_lat): New.
13132 (sqrtdf2_internal_thr: New implementation.
13133 (sqrtxf2_internal): New implementation.
13135 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13136 Hans-Peter Nilsson <hp@axis.com>
13138 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13139 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13140 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13141 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13142 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13143 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13144 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13145 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13146 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13147 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13148 * c-common.c: ...from here.
13150 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13152 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13154 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13156 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13158 2009-05-19 Ben Elliston <bje@au.ibm.com>
13160 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13161 assignments with memcpy calls.
13162 (add_fdes): Likewise.
13163 (binary_search_unencoded_fdes): Likewise.
13164 (linear_search_fdes): Eliminate type puns.
13166 2009-05-19 Richard Guenther <rguenther@suse.de>
13168 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13169 not falsely claim to have propagated into all uses.
13171 2009-05-19 Ben Elliston <bje@au.ibm.com>
13173 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13176 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13178 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13179 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13180 (TARGET_LEGITIMATE_ADDRESS_P): New.
13181 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13182 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13184 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13187 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13188 child of the containing namespace's DIE.
13190 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13192 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13193 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13194 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13197 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13200 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13201 gen_align with gen_pad.
13202 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13203 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13205 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13206 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13208 * config/i386/i386.md (align): Renamed to ...
13209 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13210 ASM_OUTPUT_MAX_SKIP_PAD.
13212 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13214 * config.gcc: Fix variable syntax.
13217 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13218 before calling exact_log2.
13219 (output_iorsi3): Likewise.
13220 (output_xorsi3): Likewise.
13222 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13224 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13225 for the none zero constant operand except for EQ and NE
13226 comprisons even when the first operand is R0.
13228 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13230 * config/s390/2064.md: Remove trailing whitespaces.
13231 * config/s390/2084.md: Likewise.
13232 * config/s390/constraints.md: Likewise.
13233 * config/s390/fixdfdi.h: Likewise.
13234 * config/s390/libgcc-glibc.ver: Likewise.
13235 * config/s390/s390-modes.def: Likewise.
13236 * config/s390/s390-protos.h: Likewise.
13237 * config/s390/s390.c: Likewise.
13238 * config/s390/s390.h: Likewise.
13239 * config/s390/s390.md: Likewise.
13240 * config/s390/tpf-unwind.h: Likewise.
13242 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13244 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13246 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13249 * configure.ac (m68k-*-*): Check if binutils support TLS.
13250 * configure: Regenerate.
13251 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13252 * config/m68k/constraints.md (Cu): New constraint.
13253 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13254 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13255 (movsi): Handle TLS symbols.
13256 (addsi3_5200): Handle XTLS symbols, indent.
13257 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13258 (m68k_tls_reference_p): Declare.
13259 (m68k_legitimize_address): Declare.
13260 (m68k_unwrap_symbol): Declare.
13261 * config/m68k/m68k.opt (mxtls): New option.
13262 * config/m68k/m68k.c (ggc.h): Include.
13263 (m68k_output_dwarf_dtprel): Implement hook.
13264 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13265 (m68k_expand_prologue): Load GOT pointer when function needs it.
13266 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13267 (m68k_legitimate_constant_address_p): Same.
13268 (m68k_decompose_address): Handle TLS references.
13269 (m68k_get_gp): New static function.
13270 (enum m68k_reloc): New contants.
13271 (TLS_RELOC_P): New macro.
13272 (m68k_wrap_symbol): New static function.
13273 (m68k_unwrap_symbol): New function.
13274 (m68k_final_prescan_insn_1): New static function.
13275 (m68k_final_prescan_insn): New function.
13276 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13278 (legitimize_pic_address): Handle TLS references..
13279 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13280 (m68k_libcall_value_in_a0_p)
13281 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13282 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13283 (m68k_legitimize_tls_address): Handle TLS references.
13284 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13286 (m68k_legitimize_address): Handle TLS symbols.
13287 (m68k_get_reloc_decoration): New static function.
13288 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13290 (m68k_output_dwarf_dtprel): Implement hook.
13291 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13292 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13293 m68k_call_* routines.
13294 (sched_attr_op_type): Handle TLS symbols.
13295 (gt-m68k.h): Include.
13296 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13297 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13299 2009-05-18 Martin Jambor <mjambor@suse.cz>
13301 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13302 (visit_store_addr_for_mod_analysis): New function.
13303 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13304 (determine_cst_member_ptr): Use gimple_assign_single_p.
13305 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13306 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13307 operands. Don't check number of operands of a NOP_EXPR.
13309 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13311 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13313 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13316 * c-common.c (warn_logical_operator): Don't warn if one of
13317 expression isn't always true or false.
13319 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13321 * config/i386/biarch32.h: New file.
13322 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13324 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13326 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13327 *zero_extend<mode>_truncqi): Merge these into ...
13328 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13329 Name the pattern following this as *zero_extendhi_truncqi.
13331 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13333 PR middle-end/39301
13334 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13335 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13336 (output_info): Make field HOST_WIDEST_INT.
13337 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13338 (dump_bitmat_statistics): Same.
13340 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13342 * config.gcc (use_gcc_stdint): Set to wrap.
13343 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13344 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13345 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13346 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13347 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13348 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13349 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13350 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13352 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13354 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13356 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13357 Move definitions earlier.
13358 (OPT_ARCH64, OPT_ARCH32): Define.
13359 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13362 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13365 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13368 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13370 * arm.md (movdi2): Copy non-reg values to DImode registers.
13372 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13375 * final.c (label_to_max_skip): New function.
13376 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13377 CODE_LABEL_NUMBER <= max_labelno.
13378 * output.h (label_to_max_skip): New prototype.
13379 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13380 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13381 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13382 Handle CODE_LABELs with >= 16 byte alignment or with
13383 max_skip == (1 << align) - 1.
13384 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13385 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13388 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13389 .p2align 3 if MAX_SKIP is smaller than 7.
13390 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13392 2009-05-15 Ian Lance Taylor <iant@google.com>
13394 * alias.c (struct alias_set_entry_d): Rename from struct
13395 alias_set_entry. Change all uses.
13396 * except.c (struct call_site_record_d): Rename from struct
13397 call_site_record. Change all uses.
13398 * except.h (struct eh_region_d): Rename from struct eh_region.
13400 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13402 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13403 ivtype_map_elt. Change all uses.
13404 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13406 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13407 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13409 (struct sese_d): Rename from struct sese. Change all uses.
13410 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13411 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13412 * optabs.h (struct optab_d): Rename from struct optab. Change all
13414 (struct convert_optab_d): Rename from struct convert_optab.
13416 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13417 ipa_opt_pass. Change all uses.
13418 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13421 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13422 defined as a typedef.
13423 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13426 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13429 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13431 (merge_ranges): Returns bool.
13432 * tree.h (make_range): .. to here.
13433 (build_range_check): Likewise.
13434 (merge_ranges): Likewise. Renamed from merge_ranges.
13435 * c-typeck.c (parser_build_binary_op): Update calls to
13436 warn_logical_operator.
13437 * c-common.c (warn_logical_operator): Add new warning.
13438 * c-common.h (warn_logical_operator): Update declaration.
13440 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13442 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13444 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13446 * doc/install.texi: Document MPC requirements, flags etc.
13448 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13449 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13450 Evaluate constant arguments.
13451 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13452 (fold_builtin_1): Likewise, also evaluate constant arguments.
13453 Remove superfluous break.
13454 (do_mpc_ckconv): New.
13455 * real.h: Include mpc.h.
13456 * toplev.c (print_version): Output MPC version info if available.
13458 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13460 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13462 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13464 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13467 2009-05-15 Jan Hubicka <jh@suse.cz>
13469 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13470 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13471 (try_inline): Fix return value.
13472 (cgraph_decide_inlining_incrementally): Honor new value.
13473 (cgraph_early_inlining): Handle indirect inlining.
13474 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13476 2009-05-15 Jan Hubicka <jh@suse.cz>
13478 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13479 * cgraphunit.c (cgraph_finalize_function): Set it.
13480 (cgraph_expand_function): Use it.
13482 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13484 * real.c (encode_ieee_half): Define.
13485 (decode_ieee_half): Define.
13486 (ieee_half_format): Define.
13487 (arm_half_format): Define.
13488 * real.h (ieee_half_format): Declare.
13489 (arm_half_format): Declare.
13491 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13493 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13494 swapped, and reversed optabs exist before trying to use them.
13496 2009-05-15 Paul Brook <paul@codesourcery.com>
13497 Sandra Loosemore <sandra@codesourcery.com>
13499 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13500 loads. Allow PRE_DEC.
13501 (output_move_neon): Handle PRE_DEC.
13502 (arm_print_operand): Add 'A' for neon structure loads.
13503 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13504 * config/arm/neon.md (neon_mov): Update comment.
13505 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13507 (Um): New constraint.
13509 2009-05-15 Jan Hubicka <jh@suse.cz>
13511 Revert the following patch until testsuite fallout is fixed:
13512 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13513 * cgraph.h (struct inline_summary): New filed self_wize,
13514 size_inlining_benefit, self_time and time_inlining_benefit.
13515 (struct cgraph_global_info): Replace insns by time ans size fields.
13516 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13517 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13518 (ipcp_update_callgraph): Do not touch function bodies.
13519 * ipa-inline.c: Include except.h
13520 (MAX_TIME): New constant.
13521 (overall_insns): Remove
13522 (overall_size, max_benefit): New static variables.
13523 (cgraph_estimate_time_after_inlining): New function.
13524 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13525 (cgraph_clone_inlined_nodes): Update size.
13526 (cgraph_mark_inline_edge): Update size.
13527 (cgraph_estimate_growth): Use size info.
13528 (cgraph_check_inline_limits): Check size.
13529 (cgraph_default_inline_p): Likewise.
13530 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13531 (cgraph_decide_recursive_inlining): Check size.
13532 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13534 (cgraph_decide_inlining): Likewise.
13535 (cgraph_decide_inlining_incrementally): Likewise; honor
13536 PARAM_EARLY_INLINING_INSNS.
13537 (likely_eliminated_by_inlining_p): New predicate.
13538 (estimate_function_body_sizes): New function.
13539 (compute_inline_parameters): Use it.
13540 * except.c (must_not_throw_labels): New function.
13541 * except.h (must_not_throw_labels): Declare.
13542 * tree-inline.c (init_inline_once): Kill inlining_weigths
13543 * tree-ssa-structalias.c: Avoid uninitialized warning.
13544 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13545 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13546 (PARAM_INLINE_CALL_COST): Remove.
13547 (PARAM_EARLY_INLINING_INSNS): New.
13549 2009-05-15 Richard Guenther <rguenther@suse.de>
13551 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13552 not TODO_update_ssa.
13554 2009-05-15 Richard Guenther <rguenther@suse.de>
13556 PR tree-optimization/39999
13557 * gimple.h (gimple_expr_type): Use the expression type looking
13558 through useless conversions.
13559 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13560 (vn_nary_op_insert_stmt): Likewise.
13561 (simplify_binary_expression): Likewise.
13563 2009-05-15 Richard Guenther <rguenther@suse.de>
13565 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13566 New options, enabled by default.
13567 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13569 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13570 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13571 * tree-ssa-structalias.c (gate_tree_pta): New function.
13572 (pass_build_alias): Use it.
13574 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13576 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13577 recurse on an invariant address if a conversion from a pointer
13578 type to a wider integer type is involved.
13580 2009-05-15 Jan Hubicka <jh@suse.cz>
13582 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13583 * cgraph.h (struct inline_summary): New filed self_wize,
13584 size_inlining_benefit, self_time and time_inlining_benefit.
13585 (struct cgraph_global_info): Replace insns by time ans size fields.
13586 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13587 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13588 (ipcp_update_callgraph): Do not touch function bodies.
13589 * ipa-inline.c: Include except.h
13590 (MAX_TIME): New constant.
13591 (overall_insns): Remove
13592 (overall_size, max_benefit): New static variables.
13593 (cgraph_estimate_time_after_inlining): New function.
13594 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13595 (cgraph_clone_inlined_nodes): Update size.
13596 (cgraph_mark_inline_edge): Update size.
13597 (cgraph_estimate_growth): Use size info.
13598 (cgraph_check_inline_limits): Check size.
13599 (cgraph_default_inline_p): Likewise.
13600 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13601 (cgraph_decide_recursive_inlining): Check size.
13602 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13604 (cgraph_decide_inlining): Likewise.
13605 (cgraph_decide_inlining_incrementally): Likewise; honor
13606 PARAM_EARLY_INLINING_INSNS.
13607 (likely_eliminated_by_inlining_p): New predicate.
13608 (estimate_function_body_sizes): New function.
13609 (compute_inline_parameters): Use it.
13610 * except.c (must_not_throw_labels): New function.
13611 * except.h (must_not_throw_labels): Declare.
13612 * tree-inline.c (init_inline_once): Kill inlining_weigths
13613 * tree-ssa-structalias.c: Avoid uninitialized warning.
13614 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13615 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13616 (PARAM_INLINE_CALL_COST): Remove.
13617 (PARAM_EARLY_INLINING_INSNS): New.
13618 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13619 (inline-call-cost): Remove.
13620 (early-inlining-insns): New.
13622 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13624 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13626 (print_int_cst_bounds_in_octal_p): Likewise.
13627 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13629 * dwarf2out.c (base_type_die): Likewise.
13630 (is_subrange_type): Delete.
13631 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13632 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13633 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13634 if the destination type is boolean.
13635 (build_range_check): Do not special-case subtypes.
13636 (fold_sign_changed_comparison): Likewise.
13637 (fold_unary): Likewise.
13638 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13639 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13640 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13641 * tree.c (subrange_type_for_debug_p): New predicate based on the
13642 former is_subrange_type.
13643 * tree.h (subrange_type_for_debug_p): Declare.
13644 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13645 (convert_affine_scev): Remove call to above function.
13646 (chrec_convert_aggressive): Likewise.
13647 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13648 false for conversions involving subtypes.
13649 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13650 (vrp_val_min): Likewise.
13651 (needs_overflow_infinity): Likewise.
13652 (extract_range_from_unary_expr): Likewise.
13654 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13656 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13657 * config/frv/frv.c: Likewise.
13658 * config/s390/s390.c: Likewise.
13659 * config/sparc/sparc.h: Likewise.
13660 * config/i386/i386.h: Likewise.
13661 * config/i386/i386.c: Likewise.
13662 * config/crx/crx.c: Likewise.
13663 * config/m68hc11/m68hc11.h: Likewise.
13664 * config/iq2000/iq2000.c: Likewise.
13665 * config/mn10300/mn10300.h: Likewise.
13666 * config/mn10300/mn10300.c: Likewise.
13667 * config/m68k/m68k.c: Likewise.
13668 * config/rs6000/rs6000.c: Likewise.
13669 * config/rs6000/xcoff.h: Likewise.
13670 * config/rs6000/linux64.h: Likewise.
13671 * config/rs6000/sysv4.h: Likewise.
13672 * config/score/score3.c: Likewise.
13673 * config/score/score7.c: Likewise.
13674 * config/score/score.c: Likewise.
13675 * config/arm/arm.md: Likewise.
13676 * config/mips/mips.c: Likewise.
13677 * config/mips/mips.md: Likewise.
13678 * config/bfin/bfin.h: Likewise.
13679 * config/pa/pa.c: Likewise.
13680 * config/pa/constraints.md: Likewise.
13682 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13683 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13684 * config/pdp11/pdp11.h: Use memory_address_p instead.
13686 2009-05-14 Ian Lance Taylor <iant@google.com>
13688 * passes.c (finish_optimization_passes): Change i to int.
13689 * plugin.c (plugins_active_p): Change event to int.
13690 (dump_active_plugins): Likewise.
13691 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13693 * tree.c (tree_range_check_failed): Change c to unsigned int.
13694 (omp_clause_range_check_failed): Likewise.
13695 (build_common_builtin_nodes): Change mode to int. Add cast.
13696 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13697 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13699 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13700 ++ or -- with a variable of enum type.
13702 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13705 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13707 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13709 * store-motion.c: Do not include params.h
13710 * Makefile.in: Fix dependencies for various files.
13712 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13714 * auto-inc-dec.c: Fix pass description, remove apparent
13715 accidental duplication.
13717 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13719 PR middle-end/40147
13720 * ipa-utils.h (memory_identifier_string): Moved to ...
13721 * tree.h (memory_identifier_string): Here. Add GTY(()).
13723 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13725 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13726 in the former documentation of...
13727 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13728 * ira-conflicts.c (get_dup_num): Use address_operand.
13729 * targhooks.c (default_legitimate_address_p): New.
13730 * targhooks.h (default_legitimate_address_p): New.
13731 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13733 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13734 * target.h (struct target): Add legitimate_address_p.
13735 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13736 (TARGET_INITIALIZER): Include it.
13738 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13739 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13740 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13741 (TARGET_LEGITIMATE_ADDRESS_P): New.
13743 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13744 (REG_OK_STRICT_P): Delete.
13745 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13746 (frv_legitimate_address_p_1): ... this.
13747 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13748 (frv_legitimate_address_p_1): ... the renamed old
13749 frv_legitimate_address_p.
13750 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13751 (TARGET_LEGITIMATE_ADDRESS_P): New.
13753 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13754 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13755 * config/s390/s390.c (legitimate_address_p): Rename to...
13756 (s390_legitimate_address_p): ... this, make static.
13757 (legitimize_address): Adjust call.
13758 (TARGET_LEGITIMATE_ADDRESS_P): New.
13759 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13761 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13762 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13763 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13764 (TARGET_LEGITIMATE_ADDRESS_P): New.
13766 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13767 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13768 * config/spu/spu.c (spu_legitimate_address): Rename to...
13769 (spu_legitimate_address_p): ... this, make static.
13770 (TARGET_LEGITIMATE_ADDRESS_P): New.
13772 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13773 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13774 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13775 (sparc_legitimate_address_p): ... this, make static and return bool.
13776 (legitimize_address): Adjust call.
13777 (TARGET_LEGITIMATE_ADDRESS_P): New.
13779 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13780 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13781 * config/i386/i386.c (legitimate_address_p): Rename to...
13782 (ix86_legitimate_address_p): ... this, make static.
13783 (constant_address_p): Move after it, adjust call.
13784 (TARGET_LEGITIMATE_ADDRESS_P): New.
13786 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13787 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13788 * config/avr/avr.c (legitimate_address_p): Rename to...
13789 (avr_legitimate_address_p): ... this, make static.
13790 (legitimize_address): Adjust call.
13791 (TARGET_LEGITIMATE_ADDRESS_P): New.
13793 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13794 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13795 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13796 (TARGET_LEGITIMATE_ADDRESS_P): New.
13798 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13799 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13800 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13801 (TARGET_LEGITIMATE_ADDRESS_P): New.
13803 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13804 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13806 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13808 (TARGET_LEGITIMATE_ADDRESS_P): New.
13810 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13811 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13813 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13815 (m68hc11_legitimate_address_p): ... this, make static.
13816 (go_if_legitimate_address_internal): Rename to...
13817 (m68hc11_legitimate_address_p_1): ... this.
13818 (legitimize_address): Adjust call.
13819 (TARGET_LEGITIMATE_ADDRESS_P): New.
13821 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13822 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13823 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13824 (TARGET_LEGITIMATE_ADDRESS_P): New.
13826 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13827 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13828 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13829 (mn10300_legitimate_address_p): ... this, make static.
13830 (TARGET_LEGITIMATE_ADDRESS_P): New.
13832 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13833 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
13834 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
13835 (TARGET_LEGITIMATE_ADDRESS_P): New.
13837 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13838 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
13839 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
13840 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13841 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
13842 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
13843 (rs6000_legitimate_address_p): ... this, make static.
13844 (TARGET_LEGITIMATE_ADDRESS_P): New.
13845 (REG_MODE_OK_FOR_BASE_P): Delete.
13846 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
13848 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13849 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
13851 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13852 static, adjust types.
13853 (TARGET_LEGITIMATE_ADDRESS_P): New.
13855 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13856 * config/score/score.c (score_address_p): Rename to...
13857 (score_legitimate_address_p): ... this.
13858 (TARGET_LEGITIMATE_ADDRESS_P): New.
13859 * config/score/score3.c (score3_address_p): Rename to...
13860 (score3_legitimate_address_p): ... this.
13861 * config/score/score7.c (score7_address_p): Rename to...
13862 (score7_legitimate_address_p): ... this.
13864 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
13865 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
13866 GO_IF_LEGITIMATE_ADDRESS): Delete.
13867 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
13868 thumb2_legitimate_address_p): Delete.
13869 (arm_legitimate_address_p): Rename to...
13870 (arm_legitimate_address_outer_p): ... this.
13871 * config/arm/constraints.md ("Uq"): Adjust call.
13872 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
13873 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
13875 (arm_legitimate_address_outer_p): ... this.
13876 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
13878 (TARGET_LEGITIMATE_ADDRESS_P): New.
13880 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13881 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
13882 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
13883 (TARGET_LEGITIMATE_ADDRESS_P): New.
13885 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13886 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13887 * config/vax/vax.c (legitimate_address_p): Rename to...
13888 (vax_legitimate_address_p): ... this, make static.
13889 (TARGET_LEGITIMATE_ADDRESS_P): New.
13891 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13892 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13893 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13894 (TARGET_LEGITIMATE_ADDRESS_P): New.
13896 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13897 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13898 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13899 (mmix_legitimate_address_p): ... this, make static.
13900 (TARGET_LEGITIMATE_ADDRESS_P): New.
13902 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13903 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13904 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13905 (TARGET_LEGITIMATE_ADDRESS_P): New.
13907 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13909 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13910 of MODE_COMPLEX_INT.
13912 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13914 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13915 LCT_NORMAL in function call.
13916 * mips-tdump.c (print_file_desc): Add cast to enum type.
13917 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13918 (mark_stabs): Add casts to enum types.
13919 (parse_stabs_common): Add casts to enum types.
13921 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13923 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13924 Check for invalid values of LETTER.
13926 2009-05-13 Taras Glek <tglek@mozilla.com>
13928 * attribs.c (register_attribute): moved out attribute registration
13929 into register_attribute.
13930 * doc/plugins.texi: Documented register_attribute and
13932 * gcc-plugin.h: Added forward decl for register_attribute.
13933 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13934 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13935 PLUGIN_ATTRIBUTES boilerplate.
13937 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13939 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13940 values even in sentinel and empty entries.
13941 (ms_printf_flag_specs): Likewise.
13942 (ms_scanf_flag_specs): Likewise.
13943 (ms_strftime_flag_specs): Likewise.
13944 (ms_print_char_table): Likewise.
13945 (ms_scan_char_table): Likewise.
13946 (ms_time_char_table): Likewise.
13948 2009-05-13 Doug Kwan <dougkwan@google.com>
13950 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13952 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13954 * config/mips/mips.md (store): Add attributes for QI and HI.
13956 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13957 (truncdi<mode>2): ... this new pattern.
13959 2009-05-13 Brad Hards <bradh@kde.org>
13961 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13963 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13964 Ben Elliston <bje@au.ibm.com>
13966 PR middle-end/40035
13967 * dse.c (check_mem_read_rtx): Guard against width == -1.
13969 2009-05-13 Michael Matz <matz@suse.de>
13971 PR middle-end/39976
13972 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13973 (trivially_conflicts_p): New function.
13974 (insert_backedge_copies): Use it.
13976 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13978 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13979 (handle_stdc_pragma): Use new enum constant names.
13980 (handle_pragma_float_const_decimal64): Ditto.
13982 2009-05-13 Ian Lance Taylor <iant@google.com>
13984 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13987 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13989 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13990 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13992 * config/m68k/m68k.h (FL_UCLINUX): Define.
13994 2009-05-13 Jan Hubicka <jh@suse.cz>
13996 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13998 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14000 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14001 unless -fschedule-insns is specified.
14003 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14006 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14007 TARGET_EXPAND_CBRANCHDI4.
14008 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14009 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14010 (cmpeqdi): Fix comment.
14012 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14014 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14015 (sh_legitimate_address_p): Likewise.
14016 * config/sh/sh.c (sh_legitimate_index_p): New.
14017 (sh_legitimate_address_p): Likewise.
14018 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14019 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14020 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14021 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14022 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14023 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14024 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14025 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14026 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14028 2009-05-12 Jan Hubicka <jh@suse.cz>
14030 * tree-inline.c (estimate_operator_cost): Add operands;
14031 when division happens by constant, it is cheap.
14032 (estimate_num_insns): Loads and stores are not having cost of 0;
14033 EH magic stuff is cheap; when computing runtime cost of switch,
14034 use log2 base of amount of its cases; builtin_expect has cost of 0;
14035 compute cost for moving return value of call.
14036 (init_inline_once): Initialize time_based flags.
14037 * tree-inline.h (eni_weights_d): Add time_based flag.
14039 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14041 * df-core.c: Update head documentation.
14043 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14046 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14047 shadowing exisiting variable op1.
14049 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14052 * config/i386/driver-i386.c (processor_signatures): New enum.
14053 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14054 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14055 processor signature to detect geode processor.
14057 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14061 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14063 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14064 causes spurious differences between trunk and cond-optab branch.
14066 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14068 * dojump.c (compare_from_rtx): Delete.
14069 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14070 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14071 if the comparison does not satisfy the predicate; test predicates for
14072 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14073 further if one existing pattern fails.
14074 * expr.h (compare_from_rtx): Delete.
14075 (prepare_operand): Declare it.
14076 * optabs.c: Change "lib call" to "libcall" throughout.
14077 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14078 HAVE_conditional_trap, emit_cmp_insn): Delete.
14079 (can_compare_p): Delete cmp_optab case.
14080 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14081 Accept other parameters by value.
14082 (prepare_operand): Make non-static.
14083 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14084 other parameters by value. Try to widen operands here based on
14085 an optab_methods argument and looking at cbranch_optab.
14086 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14087 loop. Use cbranch_optab directly.
14088 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14089 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14091 (emit_conditional_move, emit_conditional_add): Inline what's needed
14092 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14093 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14094 with COMPARE. Move cmov_optab and cstore_optab above
14095 with cbranch_optab, move cmp_optab down with ucmp_optab,
14096 remove tst_otpab. Do not initialize trap_rtx.
14097 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14098 for trap code. Do not check HAVE_conditional_trap. Use
14099 prepare_cmp_insn. Accept no predicate for operand 3.
14100 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14101 (OTI_ctrap, ctrap_optab): New.
14102 (tst_optab): Delete.
14103 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14104 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14105 with lookup of ctrap_optab.
14106 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14108 (ctrap_optab): New.
14110 * combine.c (combine_simplify_rtx, simplify_set): Do not
14111 special case comparing against zero for cc0 machines.
14112 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14113 COMPARE on cc0 machines.
14114 (simplify_relational_operation): Return a new expression when
14115 a COMPARE could be removed.
14116 * final.c (final_scan_insn): Compare cc_status values
14117 against LHS of a (compare FOO (const_int 0)) cc0 source.
14118 Also check if cc_status.value is the full compare.
14120 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14121 (cstoreMM4): Document.
14122 (conditional_trap): Document ctrapMM4 instead.
14123 (sync_compare_and_swapMM): Refer to cbranchcc4.
14124 (Dependent Patterns): Eliminate obsolete information referring to
14125 the old jump optimization phase.
14126 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14127 of compares with 0 on cc0 machines.
14128 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14129 avoiding references to cc0. Remove text about storing operands
14131 * doc/tm.texi (Condition Codes): Include blurb on different
14132 condition code representations, separate into subsections for
14133 CC0, MODE_CC and conditional execution.
14135 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14136 alpha_emit_setcc): Accept operands and a machine mode.
14137 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14138 Get code/op0/op1 from operands, use machine mode argument
14139 instead of alpha_compare.fp_p. Emit the branch here.
14140 (alpha_emit_setcc): Likewise, and return boolean.
14141 (alpha_emit_conditional_move): Likewise. Assert that
14142 cmp_op_mode == cmp_mode, and simplify accordingly.
14143 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14144 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14145 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14147 (stack probe test): Use cbranchdi4.
14148 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14150 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14151 * config/arc/arc.h (movsicc, movsfcc): Use it.
14152 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14153 (cbranchsi4, cstoresi4): New.
14154 (cmpsi, bCC and sCC expanders): Remove.
14156 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14157 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14158 * config/arm/predicates.md (arm_comparison_operator): Only include
14159 floating-point operators if there is a hardware floating-point unit.
14160 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14161 deferring to cbranch_cc and cstore_cc respectively.
14162 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14163 cbranch_cc, cstore_cc): New.
14164 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14166 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14168 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14169 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14171 (adjust_insn_length): Adjust calls.
14172 (avr_reorg): Handle (compare (foo) (const_int 0)).
14173 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14174 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14175 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14176 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14178 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14179 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14181 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14182 (cbranchsi4, cstorebi4, cstoresi4): New.
14183 (movbisi): This insn is duplicate, split it to zero_extend.
14184 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14185 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14186 (bfin_optimize_loop): Use cbranch expander.
14187 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14188 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14189 (bfin_bimode_comparison_operator): ... this.
14190 (bfin_direct_comparison_operator): New.
14192 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14193 inside (compare FOO (const_int 0)).
14194 (cris_rtx_costs): Handle ZERO_EXTRACT.
14195 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14196 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14197 (*tstdi_v32): Delete.
14198 (*cmpdi_non_v32): Add M alternative for operand 1.
14199 (cmpsi, cmp<mode>): Make private.
14200 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14202 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14204 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14205 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14206 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14207 (cc_reg_operand): New.
14208 (any_cond): Delete.
14209 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14210 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14211 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14212 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14213 crx_expand_scond): Delete.
14215 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14217 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14218 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14220 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14221 cstoresi4, cstoresf4, cstoredf4): New.
14222 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14223 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14224 Receive the entire operands array.
14225 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14226 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14227 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14228 Get test/op0/op1 from the operands array.
14229 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14231 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14232 (h8300_expand_store): New.
14233 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14235 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14236 (h8300_expand_store): New.
14237 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14238 or do not try to produce (set (cc0) REG).
14239 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14240 change a compare into a move to a scratch register. Disable some
14241 peepholes when comparing with zero.
14242 (tstsi, tsthi, tstsi, cmpqi): Make private.
14244 (bCC, sCC): Delete.
14245 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14248 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14249 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14250 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14251 (ix86_emit_i387_log1p): Use cbranchxf2.
14252 (ix86_expand_setcc): Return void.
14253 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14254 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14255 cmp<MODEF>, cmpcc): Remove.
14256 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14257 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14258 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14259 (sCC and bCC expanders): Remove.
14260 (stack_protect_test): Use cbranchcc4.
14262 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14264 (ia64_expand_compare): Accept three rtx by reference and return void.
14265 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14266 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14267 from *expr. Update *expr with the BImode comparison to do.
14268 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14269 cmptf, bCC, sCC, conditional_trap): Delete.
14270 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14271 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14272 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14273 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14274 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14276 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14277 type of last argument.
14278 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14279 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14280 use machine mode argument instead of branch_type. Remove dead
14281 code for floating-point comparisons.
14282 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14283 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14285 (cbranchsi4, cstoresi4): New.
14286 * config/iq2000/predicates.md (reg_or_const_operand): New.
14288 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14289 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14290 (b<code>_op): Rewrite to...
14291 (bcc_op): ... this, using match_operator.
14292 (s<code>_op): Rewrite to...
14293 (scc_op): ... this, using match_operator.
14294 (s<code>_24_op): Rewrite to...
14295 (scc_op_24): ... this, using match_operator.
14296 (s<code>_<mode>): Rewrite to...
14297 (cstore<mode>4): ... this, using match_operator.
14298 (s<code>_<mode>_24): Rewrite to...
14299 (cstore<mode>4_24): ... this, using match_operator.
14300 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14301 m32c_unpend_compare, m32c_expand_scc): Delete.
14302 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14303 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14304 (m32c_expand_movcc): Change NE to EQ if necessary.
14305 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14307 * config/m32r/m32r-protos.h (gen_cond_store): New.
14308 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14309 (gen_cond_store): New, from sCC patterns.
14310 (m32r_expand_block_move): Use cbranchsi4.
14311 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14312 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14313 (cbranchsi4, cstoresi4): New.
14315 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14317 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14318 (m68hc11_notice_update_cc): Look into a compare with 0.
14319 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14321 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14322 cmphi, cmpqi, bCC): Delete.
14323 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14324 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14325 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14328 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14329 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14330 * config/m68k/constraints.md (H): New.
14331 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14332 the define_insn below.
14333 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14334 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14335 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14336 patterns): Wrap RHS with COMPARE.
14337 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14338 (*cmpdi_internal): Name this pattern.
14339 (cmpdi): Change to define_insn.
14340 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14341 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14342 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14344 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14345 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14346 (conditional_trap): Change to...
14347 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14348 (*conditional_trap): Use the ordered_comparison_operator and
14349 const1_operand predicates.
14350 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14351 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14352 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14353 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14355 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14356 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14357 (mcore_gen_compare): New.
14358 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14359 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14360 (mcore_gen_compare): ... this.
14361 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14362 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14363 (stack probe pattern): Use cbranchsi4.
14365 * config/mips/predicates.md (mips_cstore_operator): New.
14366 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14367 * config/mips/mips.md (any_cond): Delete.
14368 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14370 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14371 fixuns_truncsfdi2): Use cbranch patterns.
14372 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14373 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14374 Adjust call to mips_expand_conditional_branch.
14375 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14377 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14378 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14379 * config/mips/mips.c (cmp_operands): Delete.
14380 (mips_emit_compare): Get comparison operands from *op0/*op1.
14381 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14382 that it succeeds. Use op0/op1 instead of cmp_operands.
14383 (mips_expand_conditional_branch, mips_expand_conditional_move,
14384 mips_expand_conditional_trap): Likewise.
14385 (mips_block_move_loop): Use cbranch patterns.
14386 * config/mips/mips.h (cmp_operands): Delete.
14388 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14389 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14390 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14391 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14392 (*cmpcc_folded): Rename to...
14393 (*cmpdi_folded): this.
14394 (*cmpcc): Rename to...
14396 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14399 (cbranchdf4): New. Handle invalid comparisons here.
14400 * config/mmix/predicates.md (float_comparison_operator): New.
14402 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14403 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14404 * config/mn10300/mn10300.md (tst): Delete.
14405 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14406 Name these patterns and wrap RHS in a compare.
14407 (*cmpsi): Make this pattern private. Include tst.
14408 (*cmpsf): Make this pattern private.
14409 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14410 (compare with zero peepholes): Likewise.
14412 (cbranchsi4, cbranchsf4): New.
14413 (casesi): Use cbranchsi4.
14415 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14416 hppa_branch_type): Delete.
14417 (return_addr_rtx): Use cbranchsi4.
14418 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14419 Emit CCFPmode comparison here.
14420 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14421 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14422 hppa_branch_type): Delete.
14423 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14424 (movsicc, movdicc): Remove references to hppa_compare_op0,
14425 hppa_compare_op1 and compare_from_rtx.
14426 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14427 (casesi): Use cbranchsi4.
14429 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14430 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14431 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14432 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14433 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14435 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14436 (*branch, *branch_inverted): New.
14438 * config/picochip/picochip.md (cbranchhi4): Use
14439 ordered_comparison_operator.
14440 (cmphi, bCC): Remove.
14442 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14443 (trap_comparison_operator): Delete.
14444 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14445 rs6000_emit_cbranch): Accept mode and operands.
14446 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14447 rs6000_compare_fp_p): Delete.
14448 (rs6000_generate_compare): Accept mode and comparison. Extract code
14449 and op0/op1 from there. Replace references to rs6000_compare_op0
14450 and rs6000_compare_op1.
14451 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14452 extract result from passed operands.
14453 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14454 extract loc from passed operands.
14455 (rs6000_emit_cmove): Likewise.
14456 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14457 rs6000_compare_fp_p): Delete.
14458 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14459 (cbranch<GPR>4, cbranch<FP>4): New.
14460 (cstore<mode>4): New. Consolidate here all choices about when to use
14461 portable or specialized sCC sequences.
14462 (stack_protect_test): Use cbranchsi4.
14463 (conditional_trap): Replace with ctrap<GPR>4.
14464 (conditional trap insn): Replace trap_comparison_operator with
14465 ordered_comparison_operator.
14467 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14468 (s390_emit_prologue): Use ctrap.
14469 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14470 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14471 New predicates replacing...
14472 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14473 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14474 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14475 (add<mode>cc): Do not use s390_compare_op0/op1.
14476 (s<code>): Change to...
14477 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14478 (seq): Change to...
14479 (cstorecc4): ... this. Handle EQ or NE equally.
14480 (*sne): Un-privatize for use in cstorecc4.
14481 (b<code>): Change to...
14482 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14483 (conditional_trap): Replace with...
14484 (ctrap<GPR>4, ctrap<FP>4): ... these.
14485 (stack_protect): Use cbranchcc4.
14487 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14488 * config/score/score-protos.h (score_gen_cmp): Delete.
14489 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14490 (score_block_move-loop): Use cbranchsi4.
14491 * config/score/score.md (cbranchsi4): New.
14492 (cmpsi, bCC): Delete.
14493 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14494 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14495 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14496 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14497 * config/score/score3.h (score3_gen_cmp): Delete.
14498 * config/score/score7.h (score7_gen_cmp): Delete.
14500 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14501 (sh_emit_scc_to_t): ... this. Return void.
14502 (from_compare): Rename to...
14503 (sh_emit_compare_and_branch): ... this.
14504 (sh_emit_compare_and_set): New.
14505 (sh_expand_t_scc): Accept operands.
14506 * config/sh/predicates.md (sh_float_comparison_operator): New.
14507 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14508 (prepare_scc_operands): Rename to...
14509 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14511 (sh_emit_cheap_store_flag): New.
14512 (sh_emit_set_t_insn): New.
14513 (from_compare): Rename to...
14514 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14515 handling of TARGET_SH2E floating point to avoid recursive call.
14516 Generate branch here.
14517 (sh_emit_compare_and_set): New.
14518 (sh_expand_t_scc): Get op0/op1 from arguments.
14519 (sh_emit_cheap_store_flag): New.
14520 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14522 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14523 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14524 (movsicc, movdicc): Do nothing when it recreated operands from
14525 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14526 prepare_scc_operands (now sh_emit_scc_to_t).
14527 (udivdi3): Use cstoresi4.
14528 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14529 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14530 (cbranchint4_media, cbranchfp4_media): New.
14531 (casesi): Use cbranchdi4.
14532 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14534 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14535 (movnegt): Remove second operand.
14536 (cbranchsf4, cbranchdf4): New.
14537 (stack_protect): Use cbranchdi4/cbranchsi4.
14539 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14540 (gen_compare_reg): Accept comparison, extract part of it to...
14541 (gen_compare_reg_1): ... this.
14542 (gen_compare_operator): Delete.
14543 (gen_v9_scc): Accept separate destination, comparison code and arms.
14544 Do not use sparc_compare_op0/sparc_compare_op1.
14545 (emit_scc_insn, emit_conditional_branch_insn): New.
14546 (emit_v9_brxx): Make static. Remove useless assertion.
14547 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14549 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14550 * config/sparc/sparc-protos.h (gen_compare_reg,
14551 sparc_emit_float_lib_cmp): Adjust prototype.
14552 (emit_scc_insn, emit_conditional_branch_insn): New.
14553 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14554 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14555 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14556 iterators to the top.
14557 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14558 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14559 snedi_special_trunc): Delete.
14560 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14561 and snedi_special_trunc.
14562 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14563 cbranchdi4, cbranch<F:mode>4): New.
14564 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14565 here. Use gen_compare_reg instead of gen_compare_operator.
14566 (conditional_trap): Replace with...
14567 (ctrapsi4, ctrapdi4): ... this.
14568 (stack_protect_test): Use cbranchcc4.
14570 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14572 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14573 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14574 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14575 from operands[0] or operands[3] depending on is_set.
14576 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14577 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14578 cmpdf, bCC), sCC: Remove.
14579 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14580 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14582 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14583 spu_emit_branch_or_set.
14585 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14587 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14588 xstormy16_compare_op1): Delete.
14589 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14590 xstormy16_compare_op1): Delete.
14591 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14593 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14594 (cmphi, cmpsi, bCC): Remove.
14596 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14597 (*cmpsi): ... this one.
14598 (cbranchsi4, cstoresi4): New.
14599 (bCC expanders): Delete.
14600 (sCC insns): Fold into...
14601 (*setcc): ... this one.
14602 (casesi): Do not use gen_cmpsi and gen_bgtu.
14603 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14604 (movsicc): Simplify.
14605 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14607 * config/vax/vax-protos.h (cond_name): New.
14608 (vax_output_conditional_branch): Remove.
14609 * config/vax/vax.c (cond_name): New.
14610 (vax_output_conditional_branch): Remove.
14611 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14612 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14613 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14614 (bit<VAXint>): Wrap source with (compare).
14615 (b<code> and following unnamed pattern): Rename to *branch and
14616 *branch_reversed. Change macroization to match_operator.
14617 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14619 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14620 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14621 Change last argument to machine_mode.
14622 (xtensa_expand_scc): Add machine_mode argument.
14623 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14624 (gen_conditional_move, xtensa_expand_conditional_branch,
14625 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14626 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14627 Adjust operand numbers.
14628 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14630 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14631 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14632 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14634 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14636 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14637 causes spurious differences between trunk and cond-optab branch.
14639 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14642 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14644 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14646 * tree.c (iterative_hash_pointer): Delete.
14647 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14648 Hash UIDs and versions of SSA names. Don't special-case built-in
14649 function declarations.
14651 2009-05-11 Ian Lance Taylor <iant@google.com>
14654 * graphite.c: Force -Wc++-compat to only be a warning before
14655 #including "cloog/cloog.h".
14657 2009-05-11 Martin Jambor <mjambor@suse.cz>
14659 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14661 2009-05-11 Jan Hubicka <jh@suse.cz>
14663 * tree-ssa-loop-ivcanon.c: Include target.h
14664 (struct loop_size): new structure.
14665 (constant_after_peeling): New predicate.
14666 (tree_estimate_loop_size): New function.
14667 (estimated_unrolled_size): Rewrite for new estimates.
14668 (try_unroll_loop_completely): Use new estimates.
14669 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14671 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14673 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14674 libcpp interface change.
14675 (spu_macro_to_expand): Likewise.
14677 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14679 PR tree-optimization/40026
14680 * gimplify.c (gimplify_init_constructor): Change initial conditional
14681 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14682 optimize_compound_literals_in_ctor.
14684 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14686 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14688 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14690 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14692 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14693 HOST_WIDE_INT for gap.
14695 2009-05-11 Ira Rosen <irar@il.ibm.com>
14697 PR tree-optimization/40074
14698 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14699 account in group size and step comparison.
14701 2009-05-11 Richard Guenther <rguenther@suse.de>
14703 * passes.c (init_optimization_passes): Strip now incorrect comment.
14704 (execute_function_todo): Do not set PROP_alias.
14705 * tree-pass.h (PROP_alias): Remove.
14706 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14707 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14708 * tree-nrv.c (pass_return_slot): Likewise.
14709 * tree-object-size.c (pass_object_sizes): Likewise.
14710 * tree-ssa-dom.c (pass_dominator): Likewise.
14711 (pass_phi_only_cprop): Likewise.
14712 * tree-ssa-dse.c (pass_dse): Likewise.
14713 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14714 (pass_cselim): Likewise.
14715 * tree-ssa-pre.c (pass_pre): Likewise.
14716 (pass_fre): Likewise.
14717 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14718 * tree-ssa-sink.c (pass_sink_code): Likewise.
14719 * tree-stdarg.c (pass_stdarg): Likewise.
14720 * tree-tailcall.c (pass_tail_calls): Likewise.
14721 * tree-vrp.c (pass_vrp): Likewise.
14723 2009-05-10 Ian Lance Taylor <iant@google.com>
14725 * basic-block.h (enum profile_status): Break out of struct
14726 control_flow_graph.
14727 * cgraph.h (struct inline_summary): Break out of struct
14729 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14730 of struct cgraph_order_sort.
14731 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14732 * cse.c (struct branch_path): Break out of struct
14733 cse_basic_block_data.
14734 * except.h (enum eh_region_type): Break out of struct eh_region.
14735 * gcc.c (enum add_del): Break out of struct modify_target.
14736 * genrecog.c (enum decision_type): Break out of struct decision_test.
14737 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14739 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14740 * regmove.c (enum match_use): New enum, broken out of struct match.
14741 * sched-int.h (enum post_call_group): New enum, broken out of
14743 (struct deps_reg): Break out of struct deps.
14744 * target.h (struct asm_int_op): Break out of struct gcc_target.
14745 * tree-eh.c (struct goto_queue_node): Break out of struct
14747 * tree-inline.h (enum copy_body_cge_which): Break out of
14749 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14751 * c-decl.c (in_struct, struct_types): New static variables.
14752 (pushtag): Add loc parameter. Change all callers.
14753 (lookup_tag): Add ploc parameter. Change all callers.
14754 (check_compound_literal_type): New function.
14755 (parser_xref_tag): Add loc parameter. Change all callers. If
14756 -Wc++-compat, warn about struct/union/enum types defined within a
14758 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14759 and loc parameters. Change all callers. Change error calls to
14760 error_at, using loc. For a redefinition, if the location of the
14761 original definition is known, report it. Set in_struct and
14762 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14763 (finish_struct): Add new parameters enclosing_in_struct and
14764 enclosing_struct_types. Change all callers. Set
14765 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14766 in the struct. If in a struct, add this struct to struct_types.
14767 (start_enum): Add loc parameter. Change all callers. Use
14768 error_at for errors, using loc. For a redefinition, if the
14769 location of the original definition is known, report it. If in a
14770 struct, add this enum type to struct_types. If -Wc++-compat warn
14771 if in sizeof, typeof, or alignof.
14772 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14773 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14774 (c_parser_enum_specifier): Get enum location for start_enum.
14775 (c_parser_struct_or_union_specifier): Get struct location for
14776 start_struct. Save in_struct and struct_types status between
14777 start_struct and finish_struct.
14778 (c_parser_cast_expression): Get location of cast.
14779 (c_parser_alignof_expression): Get location of type.
14780 (c_parser_postfix_expression): Likewise.
14781 (c_parser_postfix_expression_after_paren_type): Add type_loc
14782 parameter. Change all callers. Call check_compound_literal_type.
14783 Use type_loc for error about variable size type.
14784 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14785 of an enum constant from an enum type defined in a struct or union.
14786 (c_cast_expr): Add loc parameter. Change all callers. If
14787 -Wc++-compat, warn about defining a type in a cast.
14788 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14789 (start_enum, start_struct, finish_struct): Update declarations.
14790 (parser_xref_tag, c_cast_expr): Update declarations.
14791 (check_compound_literal_type): Declare.
14793 2009-05-11 Ben Elliston <bje@au.ibm.com>
14795 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14796 for recent libcpp interface change.
14797 (rs6000_macro_to_expand): Likewise.
14799 2009-05-10 Michael Matz <matz@suse.de>
14802 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14803 not at entry of function.
14805 2009-05-10 Richard Guenther <rguenther@suse.de>
14807 PR tree-optimization/40081
14809 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14810 using the main variant of the element type. Do not fiddle with
14811 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14813 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14814 structs with volatile fields.
14816 2009-05-10 Jan Hubicka <jh@suse.cz>
14818 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14819 (estimate_move_cost): Assert that it does not get called for
14821 (estimate_num_insns): Skip VOID types in argument handling.
14822 (optimize_inline_calls): Delete unreachable blocks and verify that
14823 callgraph is valid.
14825 2009-05-10 Jan Hubicka <jh@suse.cz>
14827 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14828 * cgraph.c (cgraph_mark_address_taken_node): New function.
14829 (dump_cgraph_node): Dump new flag.
14830 * cgraph.h (struct cgraph_node): Add address_taken.
14831 (cgraph_mark_address_taken_node): New function.
14832 * ipa.c (cgraph_postorder): Prioritize functions with address taken
14833 since new direct calls can be born.
14835 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14837 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
14838 tok->val.node.node.
14840 2009-05-10 Jan Hubicka <jh@suse.cz>
14842 PR middle-end/40084
14843 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
14845 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
14846 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
14847 * tree-inline.c (copy_bb): Set frequency correctly.
14848 (fold_marked_statements): Update call to
14849 cgraph_update_edges_for_call_stmt.
14851 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14853 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14854 identifiers in diagnostics.
14855 * config/arm/arm.c (arm_handle_fndecl_attribute,
14856 arm_handle_isr_attribute): Likewise.
14857 * config/avr/avr.c (avr_handle_progmem_attribute,
14858 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
14859 * config/bfin/bfin.c (handle_int_attribute,
14860 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
14861 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
14862 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
14864 * config/darwin.c (darwin_handle_kext_attribute,
14865 darwin_handle_weak_import_attribute): Likewise.
14866 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
14867 h8300_handle_eightbit_data_attribute,
14868 h8300_handle_tiny_data_attribute): Likewise.
14869 * config/i386/i386.c (ix86_handle_cconv_attribute,
14870 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
14871 * config/i386/winnt.c (ix86_handle_shared_attribute,
14872 ix86_handle_selectany_attribute): Likewise.
14873 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
14874 * config/m32c/m32c.c (function_vector_handler): Likewise.
14875 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
14876 m68hc11_handle_fntype_attribute): Likewise.
14877 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
14878 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
14879 * config/mips/mips.c (mips_insert_attributes,
14880 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
14881 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
14882 rs6000_handle_struct_attribute): Likewise.
14883 * config/sh/sh.c (sh_insert_attributes,
14884 sh_handle_resbank_handler_attribute,
14885 sh_handle_interrupt_handler_attribute,
14886 sh2a_handle_function_vector_handler_attribute,
14887 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14889 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14890 * config/spu/spu.c (spu_handle_fndecl_attribute,
14891 spu_handle_vector_attribute): Likewise.
14892 * config/stormy16/stormy16.c
14893 (xstormy16_handle_interrupt_attribute): Likewise.
14894 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14895 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14897 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14899 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14900 (pp_translate_identifiers): New.
14901 (pp_identifier): Only conditionally translate identifier to locale
14903 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14904 (pp_base_tree_identifier): Only conditionally translate identifier
14905 to locale character set.
14906 * c-pretty-print.c (M_): Define.
14907 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14908 fragments for conditional translation with M_.
14909 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14910 identifier translation.
14912 2009-05-10 Richard Guenther <rguenther@suse.de>
14914 PR tree-optimization/40081
14915 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14916 using the main variant of the element type. Do not fiddle with
14917 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14919 2009-05-09 Jan Hubicka <jh@suse.cz>
14921 PR middle-end/40080
14922 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14923 indirect calls; verify cgraph afterwards.
14925 2009-05-09 Jan Hubicka <jh@suse.cz>
14928 * ipa.c (update_inlined_to_pointer): New function.
14929 (cgraph_remove_unreachable_nodes): Use it.
14931 2009-05-09 Jan Hubicka <jh@suse.cz>
14933 * tree-eh.c (struct leh_state): Remove prev_try.
14934 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14935 not track prev_try.
14936 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14937 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14938 remove_eh_handler_and_replace, foreach_reachable_handler,
14939 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14940 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14941 (gen_eh_region_cleanup): Update prototype.
14943 2009-05-09 Jan Hubicka <jh@suse.cz>
14945 PR middle-end/40043
14946 * except.c (copy_eh_region): Always set prev_try.
14947 (redirect_eh_edge_to_label): Find outer try.
14948 (foreach_reachable_handler): When looking for prev try
14949 handle case where previous try is not going to be taken.
14951 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14953 PR tree-optimization/40049
14954 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14955 only vector/vector shifts, convert the type of the constant to the
14956 appropriate type to avoid building incorrect trees, which
14957 eventually have problems with garbage collection.
14959 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14961 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14962 -1 for complex floating-point types if honoring signed zeros.
14964 2009-05-08 Jan Hubicka <jh@suse.cz>
14966 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14967 argument; handle correctly when profile is absent.
14968 (build_cgraph_edges): Update.
14969 (rebuild_cgraph_edges): Update.
14970 * cgraph.c: Do not include varray.h.
14971 (cgraph_set_call_stmt_including_clones): New function.
14972 (cgraph_create_edge_including_clones): Likewise
14973 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14974 (cgraph_update_edges_for_call_stmt): Handle clones.
14975 (cgraph_remove_node): Handle clone tree.
14976 (cgraph_remove_node_and_inline_clones): New function.
14977 (dump_cgraph_node): Dump clone tree.
14978 (cgraph_clone_node): Handle clone tree.
14979 (clone_function_name): Bring here from tree-inline.c.
14980 (cgraph_create_virtual_clone): New function.
14981 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14982 (cgraph_clone_info): New function.
14983 (strut cgraph_node): Add clone_info and new clone tree pointers.
14984 (cgraph_remove_node_and_inline_clones,
14985 cgraph_set_call_stmt_including_clones,
14986 cgraph_create_edge_including_clones,
14987 cgraph_create_virtual_clone): Declare.
14988 (cgraph_function_versioning): Use VEC argument.
14989 (compute_call_stmt_bb_frequency): Update prototype.
14990 (cgraph_materialize_all_clones): New function.
14991 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14992 (ipcp_create_replace_map): Update to VECtors.
14993 (ipcp_update_callgraph): Use virtual clones.
14994 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14995 (ipcp_update_profiling): Do not update local profiling.
14996 (ipcp_insert_stage): Use VECtors and virtual clones.
14997 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14998 (clone_of_p): New function.
14999 (cgraph_preserve_function_body_p): Use clone tree.
15000 (cgraph_optimize): Materialize clones.
15001 (cgraph_function_versioning): Update for VECtors.
15002 (save_inline_function_body): Use clone tree.
15003 (cgraph_materialize_clone): New function.
15004 (cgraph_materialize_all_clones): Likewise.
15005 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15006 * ipa.c: Include gimple.h.
15007 (cgraph_remove_unreachable_nodes): Use clone tree.
15008 * ipa-prop.c (ipa_note_param_call): Update call to
15009 compute_call_stmt_bb_frequencycall.
15010 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15011 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15012 (copy_bb): Handle updating of clone tree; add new edge when new call
15014 (expand_call_inline): Be strict about every call having edge.
15015 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15016 (delete_unreachable_blocks_update_callgraph): New function.
15017 (tree_function_versioning): Use VECtors; always remove unreachable
15018 blocks and fold conditionals.
15019 * tree-inline.h: Do not include varray.h.
15020 (tree_function_versioning): Remove.
15021 * Makefile.in (GTFILES): Remove tree-inline.c
15022 * passes.c (do_per_function): Do only functions having body.
15023 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15026 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15027 Andrew Morrow <acm@google.com>
15030 * c-common.c (c_common_attribute_table): Permit deprecated
15031 attribute to take an optional argument.
15032 (handle_deprecated_attribute): If the optional argument to
15033 __attribute__((deprecated)) is not a string ignore the attribute
15034 and emit a warning.
15036 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15037 * c-typeck.c (build_component_ref): Likewise.
15038 (build_external_ref): Likewise.
15040 * toplev.c (warn_deprecated_use): Add an attribute argument.
15041 Emit the message associated with __attribute__((deprecated)).
15043 * toplev.h (warn_deprecated_use): Updated.
15045 * doc/extend.texi: Document new optional parameter to
15046 __attribute__((deprecated))
15048 2009-05-08 Michael Eager <eager@eagercon.com>
15050 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15051 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15053 2009-05-08 Richard Guenther <rguenther@suse.de>
15055 PR tree-optimization/40062
15056 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15057 Avoid exponential behavior.
15059 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15061 PR rtl-optimization/33928
15063 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15064 process_uses, build_single_def_use_links): New.
15065 (update_df): Update use_def_ref.
15066 (forward_propagate_into): Use get_def_for_use instead of use-def
15068 (fwprop_init): Call build_single_def_use_links and let it initialize
15070 (fwprop_done): Free use_def_ref.
15071 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15072 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15073 df_rd_simulate_one_insn): New.
15074 (df_rd_bb_local_compute_process_def): Update head comment.
15075 (df_chain_create_bb): Use the new RD simulation functions.
15076 * df.h (df_rd_simulate_artificial_defs_at_top,
15077 df_rd_simulate_one_insn): New.
15078 * opts.c (decode_options): Enable fwprop at -O1.
15079 * doc/invoke.texi (-fforward-propagate): Document this.
15081 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15084 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15085 and one complex operand specially.
15086 * tree-complex.c (some_nonzerop): Do not identify a real value as
15087 zero if flag_signed_zeros.
15089 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15091 PR rtl-optimization/33928
15092 * loop-invariant.c (record_use): Fix && vs. || mishap.
15094 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15096 PR rtl-optimization/33928
15097 * loop-invariant.c (struct use): Add addr_use_p.
15098 (struct def): Add n_addr_uses.
15099 (struct invariant): Add cheap_address.
15100 (create_new_invariant): Set cheap_address.
15101 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15102 (record_uses): Pass df_ref to record_use.
15103 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15106 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15108 * config/sh/sh.c: Do not include c-pragma.h.
15110 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15112 * config/spu/spu.c: Remove include of c-common.h.
15114 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15117 * c-common.h (mark_valid_location_for_stdc_pragma,
15118 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15119 clear_float_const_decimal64, float_const_decimal64_p): New.
15120 * c.opt (Wunsuffixed-float-constants): New.
15121 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15122 unsuffixed float constant, handle new warning.
15123 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15124 * c-decl.c (c_scope): New flag float_const_decimal64.
15125 (set_float_const_decimal64, clear_float_const_decimal64,
15126 float_const_decimal64_p): New.
15127 (push_scope): Set new flag.
15128 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15129 to use STDC pragmas.
15130 (c_parser_external_declaration): Ditto.
15131 (c_parser_compound_statement_nostart): Ditto.
15132 * c-pragma.c (valid_location_for_stdc_pragma,
15133 mark_valid_location_for_stdc_pragma,
15134 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15135 handle_pragma_float_const_decimal64): New.
15136 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15137 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15138 set_float_const_decimal64, clear_float_const_decimal64,
15139 float_const_decimal64_p): New dummy functions.
15140 * doc/extend.texi (Decimal Float): Remove statement that the
15141 pragma, and suffix for double constants, are not supported.
15142 * doc/invoke.texi (Warning Options): List new option.
15143 (-Wunsuffixed-float-constants): New.
15145 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15147 * config/i386/i386.c: Do not include c-common.h.
15149 2009-05-07 Mark Heffernan <meheff@google.com>
15151 * doc/invoke.texi (Debugging Options): Document change of debugging
15153 * opts.c (decode_options): Make dump_base_name relative to
15154 aux_base_name directory.
15156 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15158 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15159 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15161 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15163 * Makefile.in (install-plugin): Simplify a bit.
15165 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15167 * Makefile.in (OBJS-common): Add regcprop.o.
15169 * timevar.def (TV_CPROP_REGISTERS): New.
15170 * regrename.c (regrename_optimize): Return 0.
15171 (rest_of_handle_regrename): Delete.
15172 (pass_rename_registers): Point to regrename_optimize.
15173 (struct value_data_entry, struct value_data,
15174 kill_value_one_regno, kill_value_regno, kill_value,
15175 set_value_regno, init_value_data, kill_clobbered_value,
15176 kill_set_value, kill_autoinc_value, copy_value,
15177 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15178 replace_oldest_value_reg, replace_oldest_value_addr,
15179 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15180 debug_value_data, validate_value_data): Move...
15181 * regcprop.c: ... here.
15182 (rest_of_handle_cprop): Delete.
15183 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15185 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15187 PR middle-end/40057
15188 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15189 GEN_INT for 1 << bitnum.
15190 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15191 build_int_cst_type.
15193 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15195 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15196 Remove wrong description of "nand" operation.
15198 2009-05-06 Richard Guenther <rguenther@suse.de>
15199 Adam Nemet <anemet@caviumnetworks.com>
15201 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15202 comment. Add that if LHS is not a gimple register, then RHS1 has
15203 to be a single object (GIMPLE_SINGLE_RHS).
15205 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15207 * expr.c (get_def_for_expr): Move it up in the file.
15208 (store_field): When expanding a bit-field store, look at the
15209 defining gimple stmt for the masking conversion.
15211 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15213 PR middle-end/39986
15214 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15215 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15216 32-bit memcpy into long.
15218 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15220 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15221 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15223 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15224 instead of appending DW_OP_deref*.
15226 2009-05-06 Michael Matz <matz@suse.de>
15228 PR middle-end/40021
15229 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15230 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15232 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15234 * Makefile.in (install-plugin): Fix srcdir handling.
15236 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15238 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15239 when processing for not_regs_needed bitmap.
15240 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15241 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15242 handling it for rhs.
15244 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15246 * config/i386/i386.md (unnamed inc/dec peephole): Use
15247 optimize_insn_for_size_p instead of optimize_size.
15248 * config/i386/predicates.md (incdec_operand): Likewise.
15249 (aligned_operand): Likewise.
15250 * config/i386/sse.md (divv8sf3): Likewise.
15251 (sqrtv8sf2): Likewise.
15253 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15255 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15257 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15259 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15261 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15262 ssemodesuffixf2c with avxmodesuffixf2c.
15264 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15267 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15269 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15271 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15272 (struct tree_base): Adjust spacing for 8 bit boundaries.
15273 (struct tree_decl_common): Add decl_by_reference_flag bit.
15274 (DECL_BY_REFERENCE): Adjust.
15275 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15276 print DECL_BY_REFERENCE bit.
15277 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15278 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15279 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15280 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15283 PR middle-end/39666
15284 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15285 range of the type, but default label is missing, add it with one
15286 of the existing labels instead of adding a new label for it.
15288 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15292 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15294 * Makefile.in (enable_plugin, plugin_includedir): New.
15295 (install): Depend on install-plugin.
15296 (PLUGIN_HEADERS): New.
15297 (install-plugin): New.
15298 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15300 2009-05-05 Richard Guenther <rguenther@suse.de>
15302 PR tree-optimization/40022
15303 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15305 (phivn_valid_p): Fix tuplification error, simplify.
15306 (phiprop_insert_phi): Add dumps.
15307 (propagate_with_phi): Simplify.
15309 2009-05-05 Richard Guenther <rguenther@suse.de>
15311 PR middle-end/40023
15312 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15314 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15316 * tree.h (strip_float_extensions): Remove duplicate declaration.
15317 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15318 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15319 block_ultimate_origin): Rearrange the declarations line to match the
15320 comment that indicates the .c file which the functions are defined.
15321 (dwarf2out_*, set_decl_rtl): Add comment.
15322 (get_base_address): Adjust comment.
15323 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15324 declarations line and add comment.
15325 (is_builtin_name): Add blank after function name, for clarity.
15327 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15329 * attribs.c (decl_attributes): Use %qE for identifiers in
15331 * cgraphunit.c (verify_cgraph_node): Translate function names to
15332 locale character set in diagnostics.
15333 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15335 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15336 Document that functions are named in UTF-8.
15337 * expr.c (expand_expr_real_1): Translate function names to locale
15338 character set in diagnostics.
15339 * gimplify.c (omp_notice_variable, omp_is_private,
15340 gimplify_scan_omp_clauses): Use %qE for identifiers in
15342 * langhooks.c (lhd_print_error_function): Translate function names
15343 to locale character set.
15344 * langhooks.h (decl_printable_name): Document that return value is
15345 in internal character set.
15346 * stmt.c: Include pretty-print.h
15347 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15349 (resolve_operand_name_1): Translate named operand name to locale
15351 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15353 * toplev.c (announce_function): Translate function names to locale
15355 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15356 (default_tree_printer): Use pp_identifier or translate identifiers
15357 to locale character set. Mark "<anonymous>" for translation.
15358 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15359 for identifiers in diagnostics.
15360 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15362 * varasm.c (output_constructor): Use %qE for identifiers in
15365 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15367 * configure.ac: use ` ` instead of $()
15368 * configure: Regenerate.
15370 2009-05-05 Ben Elliston <bje@au.ibm.com>
15372 * config/pa/linux-atomic.c: Eliminate conditional include of
15373 errno.h on non-LP64 systems to simplify build requirements.
15375 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15377 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15379 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15380 and pass value to identifier_to_locale.
15381 (warn_variable_length_array): Make name a tree.
15382 (grokdeclarator): Separate diagnostic texts for named and unnamed
15383 declarators. Use %qE for named declarators.
15384 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15386 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15387 identifiers in diagnostics.
15388 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15389 identifier_to_locale. Mark "anonymous" strings for translation.
15391 2009-05-04 Michael Eager <eager@eagercon.com>
15393 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15394 address for DImode/DFmode only if double-precision FP regs.
15396 2009-05-04 Michael Eager <eager@eagercon.com>
15398 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15399 TARGET_SINGLE_FLOAT check.
15401 2009-05-04 Michael Eager <eager@eagercon.com>
15403 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15405 2009-05-04 Michael Eager <eager@eagercon.com>
15407 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15408 * config/rs6000/t-xilinx: New
15410 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15412 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15413 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15414 * gcc/explow.c (memory_address): Use target hook.
15415 * gcc/targhooks.c (default_legitimize_address): New.
15416 * gcc/targhooks.h (default_legitimize_address): New.
15417 * gcc/target.h (legitimize_address): New.
15418 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15419 (TARGET_INITIALIZER): Include it.
15420 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15422 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15423 * config/bfin/bfin.c (legitimize_address): Remove.
15424 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15425 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15427 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15428 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15430 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15431 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15432 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15433 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15434 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15435 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15436 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15437 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15438 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15439 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15440 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15441 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15442 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15443 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15444 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15445 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15446 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15447 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15448 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15449 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15450 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15451 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15452 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15454 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15455 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15456 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15457 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15458 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15459 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15460 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15461 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15462 (thumb_legitimize_address): Delete.
15463 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15464 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15465 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15466 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15467 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15468 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15470 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15473 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15474 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15475 * config/m32r/m32r.c (m32r_legitimize_address): New.
15476 * config/m68k/m68k.c (m68k_legitimize_address): New.
15477 * config/score/score.c (score_legitimize_address): Standardize.
15478 * config/score/score3.c (score3_legitimize_address): Standardize.
15479 * config/score/score3.h (score3_legitimize_address): Adjust.
15480 * config/score/score7.c (score7_legitimize_address): Standardize.
15481 * config/score/score7.h (score7_legitimize_address): Adjust.
15482 * config/sh/sh.c (sh_legitimize_address): New.
15483 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15485 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15486 (s390_legitimize_address): ... this.
15487 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15488 (sparc_legitimize_address): ... this.
15489 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15490 (ix86_legitimize_address): ... this.
15491 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15492 (avr_legitimize_address): ... this.
15493 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15494 (mn10300_legitimize_address): ... this.
15495 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15496 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15497 (alpha_expand_mov): Adjust call.
15499 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15500 * config/spu/spu.c (spu_legitimize_address): Likewise.
15501 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15502 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15504 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15506 * intl.c (locale_encoding, locale_utf8): New.
15507 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15508 * intl.h (locale_encoding, locale_utf8): Declare.
15509 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15510 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15512 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15514 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15515 (pp_base_tree_identifier): Declare as function.
15516 (identifier_to_locale): Declare.
15517 * Makefile.in (pretty-print.o): Update dependencies.
15518 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15520 2009-05-04 Richard Guenther <rguenther@suse.de>
15522 PR middle-end/40015
15523 * builtins.c (fold_builtin_memory_op): Do not decay to element
15524 type if the size matches the whole array.
15526 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15528 * expmed.c (synth_mult): When trying out a shift, pass the result
15531 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15533 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15534 (shiftsub1_cost): New.
15535 (init_expmed): Compute shiftsub1_cost.
15536 (synth_mult): Optimize multiplications by constants of the form
15537 -(2^^m-1) for some constant positive integer m.
15539 2009-05-03 Richard Guenther <rguenther@suse.de>
15542 * c-typeck.c (array_to_pointer_conversion): Do not built
15543 ADDR_EXPRs of arrays of pointer-to-element type.
15544 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15545 up wrong ADDR_EXPRs after-the-fact.
15546 * c-common.c (strict_aliasing_warning): Strip pointer
15547 conversions for obtaining the original type.
15548 * builtins.c (fold_builtin_memset): Handle array types.
15549 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15552 2009-05-03 Richard Guenther <rguenther@suse.de>
15554 PR middle-end/23329
15555 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15556 Do not lose casts from array types with unknown extent to array
15557 types with known extent.
15558 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15559 alias set compatibility.
15561 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15563 * flags.h (extra_warnings): Delete.
15564 * toplev.c (process_options): Handle Wuninitialized here.
15565 * opts.c (extra_warnings): Delete.
15566 (set_Wextra): Delete.
15567 (common_handle_option): -Wextra can be handled automatically.
15568 * c-opts.c (c_common_handle_option): Delete obsolete code.
15569 (c_common_post_options): Simplify comment.
15570 * common.opt (W): Add Var.
15572 (Wuninitialized): Initialize to -1.
15574 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15575 Richard Guenther <rguenther@suse.de>
15577 * expr.c (get_def_for_expr): New function.
15578 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15579 SSA rather than trees.
15580 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15581 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15583 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15585 * c-common.c (reswords): Add _Imaginary.
15586 * c-common.c (enum rid): Add RID_IMAGINARY.
15588 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15590 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15591 Patch by Richard Guenther.
15593 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15595 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15596 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15597 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15598 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15599 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15600 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15601 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15602 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15603 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15604 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15605 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15606 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15607 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15608 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15609 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15610 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15611 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15612 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15614 2009-05-02 Richard Guenther <rguenther@suse.de>
15616 PR tree-optimization/39940
15617 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15620 2009-05-02 Richard Guenther <rguenther@suse.de>
15622 PR middle-end/40001
15623 * tree-ssa.c (execute_update_addresses_taken): Properly check
15624 if we can mark a variable DECL_GIMPLE_REG_P.
15625 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15626 back to the end of the function.
15627 (is_gimple_reg_type): Remove complex type special casing.
15628 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15631 2009-05-02 Ben Elliston <bje@au.ibm.com>
15633 * doc/collect2.texi (Collect2): Document search path behaviour
15634 when configured with --with-ld.
15636 2009-05-02 Jan Hubicka <jh@suse.cz>
15638 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15639 parameter; update callers.
15640 (coalesce_cost_edge): EH edges are costier because they needs
15641 splitting even if not critical and even more costier when there are
15642 multiple EH predecestors.
15644 2009-05-02 Jan Hubicka <jh@suse.cz>
15646 * except.c (remove_eh_handler_and_replace): Handle updating after
15647 removing TRY blocks.
15649 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15651 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15653 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15655 * varasm.c: Do not include c-pragma.h.
15656 * attribs.c: Do not incude c-common.h.
15658 2009-05-01 Michael Matz <matz@suse.de>
15660 * calls.c (initialize_argument_information): Handle SSA names like
15661 decls with a non MEM_P DECL_RTL.
15663 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15665 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15666 * ipa-utils.c: Likewise.
15667 * ipa-type-escape.c: Likewise.
15668 * cgraphunit.c Do not include c-common.h.
15669 * ipa-pure-const.c: Likewise.
15670 * tree-if-conv.c: Likewise.
15671 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15672 * ipa-struct-reorg.c: Likewise.
15673 * tree-nomudflap.c: Likewise.
15674 * tree-ssa-structalias.c: Likewise.
15676 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15678 * store-motion.c: Many cleanups to make this pass a first-class
15679 citizen instead of an appendix to gcse load motion. Add TODO list
15680 to make this pass faster/cleaner/better.
15682 (struct ls_expr): Post gcse.c-split cleanups.
15683 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15684 "stores" field to "avail_stores".
15685 (pre_ldst_mems): Rename to store_motion_mems.
15686 (pre_ldst_table): Rename to store_motion_mems_table.
15687 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15688 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15689 (ldst_entry): Rename to st_expr_entry, update users.
15690 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15691 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15692 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15694 (first_ls_expr): Rename to first_st_expr, update users.
15695 (next_ls_expr): Rename to next_st_expr, update users.
15696 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15697 fields properly for store motion instead of names inherited from load
15699 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15700 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15703 (ae_kill): Rename to st_kill, update users.
15704 (ae_gen): Rename to st_avloc, update users.
15705 (transp): Rename to st_transp, update users.
15706 (pre_insert_map): Rename to st_insert_map, update users.
15707 (pre_delete_map): Rename to st_delete_map, update users.
15708 (insert_store, build_store_vectors, free_store_memory,
15709 one_store_motion_pass): Update for abovementioned changes.
15711 (gcse_subst_count, gcse_create_count): Remove.
15712 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15713 and "n_stores_created", local variables.
15715 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15718 (regvec, compute_store_table_current_insn): Remove.
15719 (reg_set_info, reg_clear_last_set): Remove.
15720 (compute_store_table): Use DF caches instead of local dataflow
15723 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15725 * c-objc-common.c (c_tree_printer): Print identifiers with
15726 pp_identifier, not pp_string. Mark "({anonymous})" for
15728 * c-pretty-print.c (pp_c_ws_string): New.
15729 (pp_c_cv_qualifier, pp_c_type_specifier,
15730 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15731 pp_c_storage_class_specifier, pp_c_function_specifier,
15732 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15733 pp_c_primary_expression, pp_c_postfix_expression,
15734 pp_c_unary_expression, pp_c_shift_expression,
15735 pp_c_relational_expression, pp_c_equality_expression,
15736 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15737 use pp_string and pp_c_ws_string in place of pp_identifier and
15738 pp_c_identifier for non-identifiers. Mark English strings for
15740 * c-pretty-print.h (pp_c_ws_string): Declare.
15742 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15743 Roland McGrath <roland@redhat.com>
15745 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15746 (ENABLE_LD_BUILDID): New configuration option.
15747 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15748 (LINK_BUILDID_SPEC): New macro.
15749 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15751 * doc/install.texi: Document --enable-linker-build-id option.
15752 * configure: Rebuild.
15753 * config.in: Rebuild.
15755 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15757 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15758 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15759 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15760 MIPS_GP_SAVE_AREA_SIZE.
15761 * config/mips/mips.c (struct mips_frame_info): Update comment
15762 before arg_pointer_offset and hard_frame_pointer_offset.
15763 (mips_compute_frame_info): Update diagram before function: to
15764 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15765 indicate the position of frame_pointer_rtx with -fstack-protector and
15766 to show args_size. Don't allocate cprestore area for leaf functions
15767 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15769 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15771 2009-04-30 Michael Matz <matz@suse.de>
15773 PR tree-optimization/39955
15774 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15776 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15778 * ira.c (setup_cover_and_important_classes): Use safe macro
15779 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15781 * genpreds.c (write_tm_preds_h): Output suitable definition of
15782 REG_CLASS_FOR_CONSTRAINT.
15784 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15786 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15788 * bitmap.c (bitmap_descriptor): Likewise.
15789 * ggc-common.c (loc_descriptor): Likewise.
15790 * varray.c (varray_descriptor): Likewise.
15791 * vec.c (vec_descriptor): Likewise.
15793 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15795 * Makefile.in (dce.o): Add $(EXCEPT_H).
15796 * dce.c: Include except.h and delete redundant vector definitions.
15797 (deletable_insn_p): Return false for non-call insns that can throw
15800 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15802 * gcse.c (ae_gen): Remove.
15803 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15804 and make non-static function to make it available in store-motion.c.
15805 Update call sites with search-and-replace.
15806 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15807 extract_mentioned_regs, extract_mentioned_regs_helper,
15808 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15809 store_killed_in_insn, store_killed_after, store_killed_before,
15810 build_store_vectors, insert_insn_start_basic_block, insert-store,
15811 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15812 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15813 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15814 * store-motion.c: ...new file. Also copy data structures from gcse.c
15815 and clean up to remove parts not used by store motion.
15816 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15817 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15819 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15822 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15823 when optimizing for size.
15825 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15827 * gcse.c (gcse_constant_p): Fix typo in last change.
15829 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15831 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
15833 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
15835 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
15837 2009-04-29 James E. Wilson <wilson@codesourcery.com>
15839 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
15840 CONST_HIGH_PART result.
15842 2009-04-29 Anatoly Sokolov <aesok@post.ru>
15844 * config/avr/avr.c (initial_elimination_offset): Rename to
15845 avr_initial_elimination_offset.
15846 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15847 change return type to bool.
15848 (avr_can_eliminate): New function.
15849 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
15850 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15851 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15852 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15853 avr_initial_elimination_offset.
15854 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15855 (avr_initial_elimination_offset): Define.
15857 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
15858 Steven Bosscher <steven@gcc.gnu.org>
15860 PR rtl-optimization/39938
15861 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
15862 * cfgrtl.c: Include insn-attr.h.
15863 (rest_of_pass_free_cfg): New function.
15864 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
15865 * resource.c (init_resource_info): Remove call to df_analyze.
15867 2009-04-29 Richard Guenther <rguenther@suse.de>
15870 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
15871 allow conversion to signed integers.
15873 2009-04-29 Richard Guenther <rguenther@suse.de>
15875 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
15876 shifts of floating point vectors if the shift amount is
15877 a constant multiple of the element size.
15879 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
15880 Michael Matz <matz@suse.de>
15882 PR middle-end/39927
15884 * tree-outof-ssa.c (emit_partition_copy): New function.
15885 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15886 insert_part_to_rtx_on_edge): Perform the partition base var
15887 copy using emit_partition_copy.
15888 (insert_value_copy_on_edge): Convert constants to the right mode.
15889 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15890 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15892 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15894 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15895 scan backwards to try to find a constant to initialize it.
15897 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15898 insn before the loop_end instruction, don't look past labels.
15900 2009-04-29 Richard Guenther <rguenther@suse.de>
15902 PR middle-end/39937
15903 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15904 loose type conversions.
15905 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15906 stmts only if there are no uses of its definition.
15908 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15910 * config/bfin/bfin.h (splitting_loops): Declare.
15911 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15912 Reorder bit definitions to be ascending.
15913 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15914 * config/bfin/bfin.c (splitting_loops): New variable.
15915 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15916 (struct loop_info): Remove members INIT and LOOP_INIT.
15917 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15918 the LSETUP sequence. Allow LC to be loaded from any register, but
15919 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15920 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15922 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15923 of reload_completed.
15926 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15928 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15930 * Makefile.in (PLUGIN_VERSION_H): New.
15931 (OBJS-common): Remove plugin-version.o.
15932 (plugin.o): Depend on (PLUGIN_VERSION_H).
15933 (plugin-version.o): Remove.
15934 * configure: Regenerate
15935 * configure.ac: Create plugin-version.h.
15936 * gcc-plugin.h (plugin_gcc_version): Remove.
15937 (plugin_default_version_check): Change signature.
15938 * plugin-version.c: Remove.
15939 * plugin.c: Include plugin-version.h.
15940 (str_plugin_gcc_version_name): Remove.
15941 (try_init_one_plugin): Pass gcc version to plugin_init.
15942 (plugin_default_version_check): Both gcc and plugin versions are now
15945 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15947 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15948 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15949 Remove special case testing for last insn of inner loops. Don't fail
15950 if the loop ends with a jump, emit an extra nop instead.
15952 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15953 DREGS rather than comparing directly. Remove code that tries to
15954 account for latencies.
15956 2009-04-29 Richard Guenther <rguenther@suse.de>
15958 PR tree-optimization/39941
15959 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15960 eliminating an indirect call.
15962 2009-04-29 Richard Guenther <rguenther@suse.de>
15964 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15965 parameter. Allow invariants as base if !require_lvalue.
15966 (verify_gimple_assign_single): Adjust.
15968 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15970 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15971 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15972 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15973 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15974 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15976 * config/bfin/bfin.c (bfin_expand_builtin,
15977 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15979 2009-04-28 Richard Guenther <rguenther@suse.de>
15981 * tree-vect-loop.c (get_initial_def_for_induction): Use
15982 correct types for pointer increment.
15984 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15986 * toplev.c (print_version): Update GMP version string calculation.
15988 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15990 PR rtl-optimization/39938
15991 * resource.c (init_resource_info): Add call to df_analyze.
15993 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15995 * config/alpha/alpha.md (usegp): Cast the result of
15996 alpha_find_lo_sum_using_gp to enum attr_usegp.
15997 * config/alpha/alpha.c (override_options): Remove end-of-structure
15998 marker element from cpu_table. Use array size of cpu_table to handle
15999 -mcpu and -mtune options.
16000 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16002 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16004 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16005 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16006 tune_32 and tune_64.
16007 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16008 support on PowerPC.
16009 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16010 * config/rs6000/option-defaults.h: ... here. New file.
16011 (OPT_64, OPT_32): Define.
16012 (MASK_64BIT): Define to 0 if not already defined.
16013 (OPT_ARCH64, OPT_ARCH32): Define.
16014 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16017 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16019 * config/arm/arm.c (arm_override_options): Emit error on using
16022 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16024 PR rtl-optimization/39914
16025 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16026 registers for allocnos created from user-defined variables only
16027 when not optimizing.
16029 2009-04-28 Richard Guenther <rguenther@suse.de>
16031 PR middle-end/39937
16032 * fold-const.c (fold_binary): Use distribute_real_division only
16035 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16037 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16038 add hpux-stdint.h to tm_file.
16039 (hppa[12]*-*-hpux11*): Ditto.
16040 (ia64*-*-hpux*): Ditto.
16041 * config/hpux-stdint.h: New.
16042 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16043 __STDC_EXT__ for all compiles.
16044 * config/pa/pa-hpux.h: Ditto.
16045 * config/pa/pa-hpux10.h: Ditto.
16046 * config/pa/pa-hpux11.h: Ditto.
16048 2009-04-28 Catherine Moore <clm@codesourcery.com>
16050 * debug.h (set_name): Add comment.
16052 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16055 * config/darwin.c (machopic_gen_offset): Check
16056 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16057 * config/arm/arm.c (require_pic_register): Likewise.
16059 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16061 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16062 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16063 m32c_promote_prototypes): Delete.
16065 2009-04-28 Michael Matz <matz@suse.de>
16067 PR middle-end/39922
16068 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16071 2009-04-28 Richard Guenther <rguenther@suse.de>
16073 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16075 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16077 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16078 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16079 * config/arm/arm-tune.md: Regenerate.
16081 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16083 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16084 block if there are complex incoming edges.
16085 (sel_merge_blocks): Remove useless assert.
16086 (sel_redirect_edge_and_branch): Check that edge was redirected.
16087 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16088 (sel_find_rgns): Delete declaration.
16089 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16090 the region when it is not a preheader.
16092 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16095 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16097 2009-04-28 Richard Guenther <rguenther@suse.de>
16099 * tree.h (SSA_NAME_VALUE): Remove.
16100 (struct tree_ssa_name): Remove value_handle member.
16101 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16102 array for jump threading.
16103 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16105 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16106 * tree-flow.h (threadedge_initialize_values): Declare.
16107 (threadedge_finalize_values): Likewise.
16108 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16109 (SSA_NAME_VALUE): Define.
16110 (threadedge_initialize_values): New function.
16111 (threadedge_finalize_values): Likewise.
16112 * tree-ssa-dom.c (ssa_name_values): New global variable.
16113 (SSA_NAME_VALUE): Define.
16114 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16116 2009-04-28 Ira Rosen <irar@il.ibm.com>
16118 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16119 Use REPORT_VECTORIZED_LOCATIONS instead
16120 REPORT_VECTORIZED_LOOPS.
16121 * tree-vectorizer.c (vect_verbosity_level): Make static.
16122 (vect_loop_location): Rename to vect_location.
16123 (vect_set_verbosity_level): Update comment.
16124 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16126 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16127 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16128 instead REPORT_UNVECTORIZED_LOOPS.
16129 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16130 and vect_loop_def to vect_external_def and vect_internal_def.
16131 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16132 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16133 REPORT_UNVECTORIZED_LOCATIONS.
16134 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16135 and vect_used_in_loop and to vect_unused_in_scope and
16136 vect_used_in_scope.
16137 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16138 (vect_verbosity_level): Remove declaration.
16139 (vect_analyze_operations): Likewise.
16140 (vect_analyze_stmt): Declare.
16141 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16142 REPORT_UNVECTORIZED_LOCATIONS.
16143 (vect_get_loop_niters): Fix indentation.
16144 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16145 (vect_analyze_loop_operations): New function.
16146 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16147 vect_analyze_operations.
16148 (vect_is_simple_reduction): Use new names.
16149 (vectorizable_live_operation, vect_transform_loop): Likewise.
16150 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16151 to specify whether the data references can be a part of interleaving
16153 (vect_analyze_data_ref_dependence): Use new names.
16154 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16155 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16156 * tree-vect-patterns.c (widened_name_p): Use new names.
16157 (vect_recog_dot_prod_pattern): Likewise.
16158 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16159 (process_use, vect_mark_stmts_to_be_vectorized,
16160 vect_model_simple_cost, vect_model_store_cost,
16161 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16162 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16163 vectorizable_operation, vectorizable_type_demotion,
16164 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16165 vectorizable_condition): Likewise.
16166 (vect_analyze_operations): Split into vect_analyze_loop_operations
16168 (vect_analyze_stmt): ... new function.
16169 (new_stmt_vec_info): Use new names.
16170 (vect_is_simple_use): Use new names and fix comment.
16171 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16172 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16174 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16177 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16178 and integer modes for x87 operands. Do not ICE for unsupported size,
16179 generate error instead. Generate error for unsupported operand types.
16180 ['z']: Do not handle HImode memory operands specially. Warning
16181 for floating-point operands. Fallthru to 'Z' for unsupported operand
16182 types. Do not ICE for unsupported size, generate error instead.
16183 (output_387_binary_op): Use %Z to output operands.
16184 (output_fp_compare): Ditto.
16185 (output_387_reg_move): Ditto.
16187 2009-04-28 Ben Elliston <bje@au.ibm.com>
16192 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16194 * builtins.c (c_strlen): Do not warn here.
16195 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16196 * c-common.c (pointer_int_sum): Take an explicit location.
16197 Warn about offsets out of bounds.
16198 * c-common.h (pointer_int_sum): Adjust declaration.
16200 2009-04-27 Ian Lance Taylor <iant@google.com>
16202 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16204 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16205 * df-core.c (df_set_flags): Change return type to int. Change
16206 type of old_flags to int.
16207 (df_clear_flags): Likewise.
16208 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16209 (df_get_conditional_uses): Likewise.
16210 * df.h (df_set_flags, df_clear_flags): Update declarations.
16211 * dwarf2out.c (struct indirect_string_node): Change type of form
16212 field to enum dwarf_form.
16213 (AT_string_form): Change return type to enum dwarf_form.
16214 * fixed-value.c (fixed_compare): Add cast to enum type.
16215 * fwprop.c (update_df): Change 0 to VOIDmode.
16216 * gensupport.c: Change 0 to UNKNOWN.
16217 * gimple.h (gimple_cond_code): Add cast to enum type.
16218 * haifa-sched.c (reemit_notes): Add cast to enum type.
16219 * hooks.c (hook_int_void_no_regs): Remove function.
16220 * hooks.h (hook_int_void_no_regs): Remove declaration.
16221 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16222 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16223 * real.c (real_arithmetic): Add cast to enum type.
16224 (real_compare): Likewise.
16225 * target.h (struct gcc_target): Change return type of
16226 branch_target_register_class to enum reg_class.
16227 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16228 default_branch_target_register_class.
16229 * targhooks.c (default_branch_target_register_class): New function.
16230 * targhooks.h (default_branch_target_register_class): Declare.
16231 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16232 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16234 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16236 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16237 vect_uninitialized_def. Change 0 to ERROR_MARK.
16238 * tree-vect-stmts.c (supportable_widening_operation): Don't
16239 initialize icode1 and icode2.
16240 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16241 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16243 (cmn_err_flag_specs): Change 0 to STD_C89.
16244 (cmn_err_char_table): Likewise.
16245 * config/arm/arm.c (get_arm_condition_code): Change type of code
16246 to enum arm_cond_code.
16247 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16248 (IWMMXT_BUILTIN2): Likewise.
16249 (neon_builtin_type_bits): Don't define typedef.
16250 (neon_builtin_datum): Change type of bits field to int.
16251 (arm_expand_neon_args): Add cast to enum type.
16252 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16254 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16255 casts to enum type.
16256 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16258 * config/mips/mips.md (jal_macro): Return enum constant.
16259 (single_insn): Likewise.
16260 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16262 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16263 casts to enum type.
16264 * config/s390/s390.c (s390_tune_flags): Change type to int.
16265 (s390_arch_flags): Likewise.
16266 (s390_handle_arch_option): Change flags field of struct pta to int.
16267 * config/s390/s390.h (s390_tune_flags): Update declaration.
16268 (s390_arch_flags): Likewise.
16269 * config/sh/sh.c (prepare_move_operands): Compare
16270 tls_symbolic_operand result with enum constant.
16271 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16272 (sh_expand_prologue): Add cast to enum type.
16273 (sh_expand_epilogue): Likewise.
16274 (tls_symbolic_operand): Change return type to enum tls_model.
16275 (fpscr_set_from_mem): Add cast to enum type.
16276 (legitimize_pic_address): Compare tls_symbolic_operand result with
16278 (sh_target_reg_class): Change return type to enum reg_class.
16279 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16281 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16282 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16283 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16284 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16285 (delayed_branch, tls_call_delay): Likewise.
16286 (eligible_for_sibcall_delay): Likewise.
16287 (eligible_for_return_delay): Likewise.
16288 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16289 (spu_expand_builtin_1): Likewise.
16291 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16292 for all types of conversions.
16293 (output_init_element): Issue -Wc++-compat warning if needed when
16294 initializing a bitfield with enum type.
16295 * c-parser.c (c_parser_expression): Set original_type to
16296 original_type of right hand operand of comma operator.
16298 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16300 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16302 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16303 * doc/cpp.texi (Standard Predefined Macros)
16304 (Implementation-defined behavior): Likewise.
16305 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16306 * doc/gimple.texi (GIMPLE Exception Handling)
16307 (@code{GIMPLE_ASSIGN}): Likewise.
16308 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16309 * doc/invoke.texi (Warning Options, Optimize Options)
16310 (AVR Options, Darwin Options): Likewise.
16311 (Optimize Options): Reformulate -fwhole-program description.
16312 * doc/loop.texi (Lambda): Likewise.
16313 * doc/md.texi (Output Template, Define Constraints)
16314 (Standard Names, Insn Splitting): Likewise.
16315 * doc/options.texi (Option properties): Likewise.
16316 * doc/passes.texi (Tree-SSA passes): Likewise.
16317 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16318 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16319 (File Names and DBX): Likewise.
16320 * doc/trouble.texi (Incompatibilities): Likewise.
16322 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16324 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16325 instruction is correct.
16327 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16329 Allow non-constant arguments to conversion intrinsics.
16330 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16331 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16332 * spu.c (print_operand): Handle 'v' and 'w'.
16333 (exp2_immediate_p, spu_gen_exp2): Define.
16334 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16335 spu_convtf_1): Update parameter descriptions.
16336 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16337 * constraints.md ('v', 'w'): New.
16338 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16340 (i2f, I2F): New define_mode_attr.
16341 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16342 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16343 fixuns_truncv4sfv4si2): Update to use mode attribute.
16344 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16345 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16346 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16347 patterns for combine.
16349 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16351 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16352 (cprop, hoist, pre, store_motion): New debug counters.
16353 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16354 is not an RTL pass anymore.
16355 (pass_profiling): Remove extern decl for pass removed in 2005.
16356 (pass_gcse, pass_jump_bypass): Remove.
16357 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16358 to 0 for clean state.
16359 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16360 * cse.c (gate_handle_cse_after_global_opts,
16361 rest_of_handle_cse_after_global_opts): New functions.
16362 (pass_cse_after_global_opts): New pass, does local CSE.
16363 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16364 (TV_CPROP): New timevar.
16365 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16366 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16367 (gcse_main, recompute_all_luids): Remove.
16368 (compute_hash_table_work): Call max_reg_num instead of reading
16370 (cprop_jump): Don't set run_jump_opt_after_gcse.
16371 (constprop_register): Always allow to alter jumps.
16372 (cprop_insn): Likewise.
16373 (do_local_cprop): Likewise.
16374 (local_cprop_pass): Likewise. Return non-zero if something changed.
16375 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16376 (find_implicit_sets): Add note about missed optimization opportunity.
16377 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16378 pass_rtl_cprop execute function.
16379 Don't bother tracking the pass number, each pass gets its own dumpfile
16381 Always allow to alter jumpsand bypass jumps.
16382 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16383 will just find no suitable set.
16384 (pre_edge_insert): Fix dumping, this function is for PRE only.
16385 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16386 pass_rtl_pre execute function.
16387 (hoist_code): Return non-zero if something changed. Keep track of
16388 substitutions and insertions for statistics gathering similar to PRE.
16389 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16390 called from the pass_rtl_hoist execute function. Show pass statistics.
16391 (compute_store_table): Use max_reg_num directly instead of using the
16392 formerly global max_gcse_regno.
16393 (build_store_vectors): Likewise.
16394 (replace_store_insn): Fix dumping.
16395 (store_motion): Rename to ...
16396 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16397 pass, called from the pass_rtl_store_motion execute function. Keep
16398 track of substitutions and insertions for statistics gathering similar
16400 (bypass_jumps): Remove, fold interesting bits into ...
16401 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16402 from the pass_rtl_cprop execute function.
16403 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16404 pass_jump_bypass): Remove.
16405 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16406 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16407 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16408 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16409 (gate_rtl_store_motion, execute_rtl_store_motion,
16410 pass_rtl_store_motion): New.
16411 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16412 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16413 * passes.c (init_optimization_passes): Remove pass_gcse and
16414 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16415 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16416 instead of pass_jump_bypass.
16418 2009-04-27 Richard Guenther <rguenther@suse.de>
16420 PR middle-end/39928
16421 * gimplify.c (gimplify_expr): If we are required to create
16422 a temporary make sure it ends up as register.
16424 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16427 * config/i386/i386.c (construct_container): Don't call
16428 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16429 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16431 2009-04-27 Michael Matz <matz@suse.de>
16433 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16434 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16435 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16436 (dump_replaceable_exprs): Take a bitmap.
16437 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16439 (expand_gimple_basic_block): Likewise.
16440 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16441 replaceable_expressions member a bitmap.
16442 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16443 (mark_replaceable): Likewise.
16444 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16445 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16447 2009-04-27 Richard Guenther <rguenther@suse.de>
16449 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16450 (verify_stmts): Dispatch to gimple/type verification code.
16451 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16452 issue with call argument types.
16454 2009-04-27 Michael Matz <matz@suse.de>
16456 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16457 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16460 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16461 Eric Botcazou <ebotcazou@adacore.com>
16463 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16464 a label's basic block.
16465 (mark_target_live_regs): Tidy and rework obsolete comments.
16466 Change back DF problem to LIVE. If a label starts a basic block,
16467 assume that all registers that used to be live then still are.
16468 (init_resource_info): If a label starts a basic block, set its
16469 BLOCK_FOR_INSN accordingly.
16470 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16472 2009-04-27 Richard Guenther <rguenther@suse.de>
16474 * tree-flow-inline.h (function_ann): Remove.
16475 (get_function_ann): Likewise.
16476 * tree-dfa.c (create_function_ann): Remove.
16477 * tree-flow.h (struct static_var_ann_d): Remove.
16478 (struct function_ann_d): Likewise.
16479 (union tree_ann_d): Remove fdecl member.
16480 (function_ann_t): Remove.
16481 (function_ann, get_function_ann, create_function_ann): Remove
16484 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16486 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16488 2009-04-27 Jan Hubicka <jh@suse.cz>
16490 * ipa-pure-const.c (struct funct_state_d): New fields
16491 state_previously_known, looping_previously_known; remove
16492 state_set_in_source.
16493 (analyze_function): Use new fields.
16494 (propagate): Avoid assumption that state_set_in_source imply
16497 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16498 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16499 * cfgloop.h (finite_loop_p): Declare.
16501 2009-04-26 Michael Matz <matz@suse.de>
16503 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16505 2009-04-26 Michael Matz <matz@suse.de>
16507 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16508 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16509 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16510 pass_mark_used_blocks): Remove.
16511 * tree-optimize.c (pass_free_datastructures,
16512 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16513 * passes.c (init_optimization_passes): Don't call
16514 pass_mark_used_blocks, remove dead code.
16516 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16518 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16519 * tree-ssa-live.h (register_ssa_partition): Likewise.
16521 2009-04-26 Michael Matz <matz@suse.de>
16524 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16525 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16526 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16528 (compare_pairs): Swap cost comparison.
16529 (coalesce_ssa_name): Don't use change_partition_var.
16530 * tree-nrv.c (struct nrv_data): Add modified member.
16531 (finalize_nrv_r): Set it.
16532 (tree_nrv): Use it to update statements.
16533 (pass_nrv): Require PROP_ssa.
16534 * tree-mudflap.c (mf_decl_cache_locals,
16535 mf_build_check_statement_for): Use make_rename_temp.
16536 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16537 * alias.c (find_base_decl): Handle SSA names.
16538 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16539 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16540 * rtl.h (set_reg_attrs_for_parm): Declare.
16541 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16542 to "optimized", remove unused locals at finish.
16543 (execute_free_datastructures): Make global, call
16544 delete_tree_cfg_annotations.
16545 (execute_free_cfg_annotations): Don't call
16546 delete_tree_cfg_annotations.
16548 * ssaexpand.h: New file.
16549 * expr.c (toplevel): Include ssaexpand.h.
16550 (expand_assignment): Handle SSA names the same as register variables.
16551 (expand_expr_real_1): Expand SSA names.
16552 * cfgexpand.c (toplevel): Include ssaexpand.h.
16553 (SA): New global variable.
16554 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16555 (SSAVAR): New macro.
16556 (set_rtl): New helper function.
16557 (add_stack_var): Deal with SSA names, use set_rtl.
16558 (expand_one_stack_var_at): Likewise.
16559 (expand_one_stack_var): Deal with SSA names.
16560 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16561 before unique numbers.
16562 (expand_stack_vars): Use set_rtl.
16563 (expand_one_var): Accept SSA names, add asserts for them, feed them
16564 to above subroutines.
16565 (expand_used_vars): Expand all partitions (without default defs),
16566 then only the local decls (ignoring those expanded already).
16567 (expand_gimple_cond): Remove edges when jumpif() expands an
16568 unconditional jump.
16569 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16570 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16572 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16573 members of SA; deal with PARM_DECL partitions here; expand
16574 all PHI nodes, free tree datastructures and SA. Commit instructions
16575 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16576 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16577 info and statements at start, collect garbage at finish.
16578 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16579 (VAR_ANN_PARTITION) Remove.
16580 (change_partition_var): Don't declare.
16581 (partition_to_var): Always return SSA names.
16582 (var_to_partition): Only accept SSA names.
16583 (register_ssa_partition): Only check argument.
16584 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16586 (delete_var_map): Don't free it.
16587 (var_union): Only accept SSA names, simplify.
16588 (partition_view_init): Mark only useful SSA names as used.
16589 (partition_view_fini): Only deal with SSA names.
16590 (change_partition_var): Remove.
16591 (dump_var_map): Use ssa_name instead of partition_to_var member.
16592 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16594 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16595 (struct _elim_graph): New member const_dests; nodes member vector of
16597 (set_location_for_edge): New static helper.
16598 (create_temp): Remove.
16599 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16600 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16601 (new_elim_graph): Allocate const_dests member.
16602 (clean_elim_graph): Truncate const_dests member.
16603 (delete_elim_graph): Free const_dests member.
16604 (elim_graph_size): Adapt to new type of nodes member.
16605 (elim_graph_add_node): Likewise.
16606 (eliminate_name): Likewise.
16607 (eliminate_build): Don't take basic block argument, deal only with
16608 partition numbers, not variables.
16609 (get_temp_reg): New static helper.
16610 (elim_create): Use it, deal with RTL temporaries instead of trees.
16611 (eliminate_phi): Adjust all calls to new signature.
16612 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16613 (rewrite_trees): Only do checking.
16614 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16615 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16616 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16617 contains_tree_r, MAX_STMTS_IN_LATCH,
16618 process_single_block_loop_latch, analyze_edges_for_bb,
16619 perform_edge_inserts): Remove.
16620 (expand_phi_nodes): New global function.
16621 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16622 functions, initialize new parameter, remember partitions having a
16624 (finish_out_of_ssa): New global function.
16625 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16626 don't reset in_ssa_p here, don't disable TER when mudflap.
16627 (pass_del_ssa): Remove.
16628 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16630 (execute_free_datastructures): Declare.
16631 * Makefile.in (SSAEXPAND_H): New variable.
16632 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16633 * basic-block.h (commit_one_edge_insertion): Declare.
16634 * passes.c (init_optimization_passes): Move pass_nrv and
16635 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16636 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16637 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16638 (redirect_branch_edge): Deal with super block when expanding, split
16639 out jump patching itself into ...
16640 (patch_jump_insn): ... here, new static helper.
16642 2009-04-26 Michael Matz <matz@suse.de>
16644 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16645 beyond num_ssa_names.
16646 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16647 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16649 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16651 PR inline-asm/39543
16652 * fwprop.c (forward_propagate_asm): New function.
16653 (forward_propagate_and_simplify): Propagate also into __asm, if it
16654 doesn't increase the number of referenced registers.
16657 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16659 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16661 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16662 note_nonlocal_vla_type for nonlocal VLAs.
16663 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16664 contains_remapped_vars, remap_vla_decls): New functions.
16665 (convert_nonlocal_reference_stmt): If not optimizing, call
16666 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16667 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16668 if it wasn't found in var_map.
16669 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16670 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16671 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16673 * gimplify.c (nonlocal_vlas): New variable.
16674 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16676 (gimplify_body): Create and destroy nonlocal_vlas.
16678 * dwarf2out.c (loc_descr_plus_const): New function.
16679 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16680 mem_loc_descriptor, loc_descriptor_from_tree_1,
16681 descr_info_loc, gen_variable_die): Use it.
16683 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16684 !TREE_STATIC VAR_DECLs.
16685 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16686 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16687 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16688 DECL_BY_REFERENCE is valid.
16689 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16690 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16691 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16692 Copy DECL_BY_REFERENCE.
16693 (struct nesting_copy_body_data): New type.
16694 (nesting_copy_decl): New function.
16695 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16696 if they have variable length.
16698 2009-04-26 Michael Matz <matz@suse.de>
16700 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16701 mark new temporaries for renaming.
16703 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16706 * c-decl.c (global_bindings_p): Return negative value.
16707 (c_variable_size): New. Based on variable_size from
16709 (grokdeclarator): Call c_variable_size not variable_size.
16711 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16713 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16715 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16717 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16718 Redefine it to just use mingw/include.
16719 (ASM_SPEC): Rules for -m32 and -m64.
16720 (LINK_SPEC): Use Likewise.
16721 (SPEC_32): New define.
16722 (SPEC_64): Likewise.
16723 (SUB_LINK_SPEC): Likewise.
16724 (MULTILIB_DEFAULTS): New define.
16725 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16726 Add multilib options.
16727 (MULTILIB_DIRNAMES): Likewise.
16728 (MULTILIB_OSDIRNAMES): Likewise.
16729 (LIBGCC): Likewise.
16730 (INSTALL_LIBGCC): Likewise.
16732 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16735 * c-tree.h (enum c_inline_static_type): New.
16736 (record_inline_static): Declare.
16737 * c-decl.c (struct c_inline_static, c_inline_statics,
16738 record_inline_static, check_inline_statics): New.
16739 (pop_file_scope): Call check_inline_statics.
16740 (start_decl): Call record_inline_static instead of pedwarning
16741 directly for static in inline function.
16742 * c-typeck.c (build_external_ref): Call record_inline_static
16743 instead of pedwarning directly for static referenced in inline
16746 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16748 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16749 not new but only being rescanned.
16750 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16751 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16752 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16753 record_set_info, compute_set, grealloc): Remove.
16754 (recompute_all_luids): New function.
16755 (gcse_main): Don't compute sets, and don't do related memory
16756 allocations/free-ing. If something changed before the end of the
16757 pass, update LUIDs using recompute_all_luids.
16758 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16759 (free_gcse_mem): Don't free it either.
16760 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16761 Use the df insn LUIDs.
16762 (load_killed_in_block): Likewise.
16763 (compute_hash_table_work): Don't compute reg_set_in_block.
16764 (compute_transp): Use DF_REG_DEF_CHAINs.
16765 (local_cprop_pass): Don't use compute_sets and related functions.
16766 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16767 Use get_max_uid() instead of max_cuid.
16768 (insert_insn_end_basic_block, pre_insert_copy_insn,
16769 update_ld_motion_stores): Don't try to
16770 keep reg_set tables up to date.
16771 (pre_insert_copies): Use df insn LUIDs.
16772 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16773 (reg_set_info): Don't use extra bitmap argument.
16774 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16775 information to compute regs_set_in_block.
16776 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16777 (bypass_jumps): Don't use compute_sets and friends.
16779 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16782 * opts.c (undocumented_msg): Do not leave blank even with
16785 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16787 * c-decl.c (build_enumerator): Allow values folding to integer
16788 constants but not integer constant expressions with a pedwarn if
16791 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16794 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16795 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16796 type is an integer constant.
16798 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16801 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16804 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16807 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16808 with variably modified return type and no storage class
16809 specifiers, except for the case of nested functions. Distinguish
16810 extern declarations of functions with variably modified return
16811 types from those of objects with variably modified types.
16813 2009-04-25 Jan Hubicka <jh@suse.cz>
16815 * tree.c (list_equal_p): New function.
16816 * tree.h (list_equal_p): Declare.
16817 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16818 basic_block_def, basic_block, const_basic_block): New.
16819 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16820 (redirect_eh_edge): New function.
16821 (make_eh_edge_update_phi): EH edges are not abnormal.
16822 * except.c: Include tree-flow.h.
16823 (list_match): New function.
16824 (eh_region_replaceable_by_p): New function.
16825 (replace_region): New function.
16826 (hash_type_list): New function.
16827 (hash_eh_region): New function.
16828 (eh_regions_equal_p): New function.
16829 (merge_peers): New function.
16830 (remove_unreachable_regions): Verify EH tree when checking;
16832 (copy_eh_region_1): New function.
16833 (copy_eh_region): New function.
16834 (push_reachable_handler): New function.
16835 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
16836 regions without label but with live RESX.
16837 * except.h (redirect_eh_edge_to_label): New.
16838 * tree-flow.h (redirect_eh_edge): New.
16839 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16840 basic_block_def, basic_block, const_basic_block): Remove.
16841 * Makefile.in (except.o): Add dependency on tree-flow.h
16842 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
16843 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
16846 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
16849 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
16850 on the destination of memcpy.
16852 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16854 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16855 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16856 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
16858 2009-04-25 Jan Hubicka <jh@suse.cz>
16860 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
16861 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
16862 to be reached by different label than left.
16863 (update_eh_edges): Update comment; remove edge_to_remove if possible
16864 and return true if suceeded.
16865 (cleanup_empty_eh): Accept sharing map; handle shared regions.
16866 (cleanup_eh): Compute sharing map.
16867 * except.c (remove_eh_handler_and_replace): Add argument if we should
16869 (remove_unreachable_regions): Update for label sharing.
16870 (label_to_region_map): Likewise.
16871 (get_next_region_sharing_label): New function.
16872 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
16874 (remove_eh_handler): Update.
16875 (remove_eh_region_and_replace_by_outer_of): New function.
16876 * except.h (struct eh_region): Add next_region_sharing_label.
16877 (remove_eh_region_and_replace_by_outer_of,
16878 get_next_region_sharing_label): Declare.
16879 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
16881 2009-04-25 Jan Hubicka <jh@suse.cz>
16883 * tree-cfg.c (split_critical_edges): Split also edges where we can't
16884 insert code even if they are not critical.
16886 2009-04-25 Jan Hubicka <jh@suse.cz>
16888 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16889 (gimple_can_remove_branch_p): EH edges won't remove branch by
16891 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16892 updating of non-abnormal EH edges.
16893 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16894 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16895 (split_critical_edges): Split also edges where emitting code on them
16896 will lead to splitting later.
16898 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16899 H.J. Lu <hongjiu.lu@intel.com>
16902 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16903 the configured assembler supports fildq and fistpq mnemonics.
16904 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16905 * configure: Regenerated.
16906 * config.in: Ditto.
16908 * config/i386/i386.c (print_operand): Handle 'Z'.
16909 ['z']: Remove handling of special fild/fist suffixes.
16910 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16911 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16912 suffix of fild insn.
16913 (*floatsi<mode>2_vector_mixed): Ditto.
16914 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16915 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16916 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16917 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16918 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16920 2009-04-25 Ben Elliston <bje@au.ibm.com>
16922 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16923 the source of a set operation.
16925 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16927 * target.h (struct gcc_target): Add case_values_threshold field.
16928 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16929 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16930 * targhooks.c (default_case_values_threshold): New function.
16931 * targhooks.h (default_case_values_threshold): Declare function.
16932 * stmt.c (expand_case): Use case_values_threshold target hook.
16933 * expr.h (case_values_threshold): Remove declartation.
16934 * expr.c (case_values_threshold): Remove function.
16935 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16937 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16938 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16939 (avr_case_values_threshold): Declare as static.
16940 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16942 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16943 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16944 (mn10300_case_values_threshold): New function.
16946 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16948 * ira.c (setup_cover_and_important_classes): Add enum cast.
16950 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16952 * genpreds.c (write_enum_constraint_num): Output definition of
16953 CONSTRAINT_NUM_DEFINED_P macro.
16954 * ira.c (setup_cover_and_important_classes): Use
16955 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16957 2009-04-24 DJ Delorie <dj@redhat.com>
16959 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16960 __SH2A_SINGLE_ONLY__ also.
16962 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16964 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16965 (movdf_internal): Ditto.
16966 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16967 SFmode and DFmode constants.
16968 (ia64_print_operand): Add 'G' format for printing
16969 floating point constants.
16971 2009-04-24 Richard Guenther <rguenther@suse.de>
16973 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16974 from unsigned additions.
16976 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16978 * c-typeck.c (set_init_index): Allow array designators that are
16979 not integer constant expressions with a pedwarn if pedantic.
16981 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16983 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16984 zero if no overlap in nonzero bits between the operands.
16986 2009-04-24 Ian Lance Taylor <iant@google.com>
16988 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16989 (record_dead_and_set_regs): Likewise.
16990 * df.h (struct df_mw_hardreg): Change flags field to int.
16991 (struct df_base_ref): Likewise.
16992 (struct df): Change changeable_flags field to int.
16993 * df-scan.c (df_defs_record): Change clobber_flags to int.
16994 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16995 constants rather than #define macros.
16996 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16997 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16998 (enum dwarf_calling_convention): Likewise.
16999 (enum dwarf_line_number_x_ops): Likewise.
17000 (enum dwarf_call_frame_info): Likewise.
17001 (enum dwarf_source_language): Likewise.
17002 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17003 (add_calling_convention_attribute): Likewise.
17004 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17005 (combine_comparisons): Change compcode to int. Add cast to enum type.
17006 * genrecog.c (maybe_both_true_2): Change c to int.
17007 (write_switch): Likewise. Add cast to enum type.
17008 * gimplify.c (gimplify_omp_for): Handle return values from
17009 gimplify_expr using MIN rather than bitwise or.
17010 (gimplify_expr): Add cast to enum type.
17011 * ipa-prop.c (update_jump_functions_after_inlining): Change
17012 IPA_BOTTOM to IPA_JF_UNKNOWN.
17013 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17014 Add casts to enum type.
17015 (setup_cover_and_important_classes): Change cl to int. Add casts
17017 (setup_class_translate): Change cl and mode to int.
17018 (ira_init_once): Change mode to int.
17019 (free_register_move_costs): Likewise.
17020 (setup_prohibited_mode_move_regs): Add casts to enum type.
17021 * langhooks.c (add_builtin_function_common): Rework assertion that
17022 value fits bitfield.
17023 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17024 * omega.c (omega_do_elimination): Avoid math on enum types.
17025 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17026 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17027 int local to handle integral_argment value.
17028 * regmove.c (try_auto_increment): Change PUT_MODE to
17030 * reload.c (push_secondary_reload): Add casts to enum type.
17031 (secondary_reload_class, find_valid_class): Likewise.
17032 * reload1.c (emit_input_reload_insns): Likewise.
17033 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17034 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17035 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17037 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17038 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17040 (expand_complex_libcall): Add casts to enum type.
17041 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17042 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17043 with ERROR_MARK, not NUM_TREE_CODES.
17044 (vect_create_epilog_for_reduction): Likewise.
17045 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17046 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17047 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17049 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17050 vect_unused_in_loop. Change 0 to loop_vect.
17051 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17052 * var-tracking.c (get_init_value): Change return type to enum
17054 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17055 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17057 (arm_override_options): Add casts to enum type.
17058 (arm_emit_tls_decoration): Likewise.
17059 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17061 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17062 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17063 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17065 * config/s390/s390.c (code_for_builtin_64): Change to array of
17067 (code_for_builtin_31): Likewise.
17068 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17070 * config/sparc/sparc.c (sparc_override_options): Change value
17071 field in struct code_model to enum cmodel. In initializer change
17072 0 to NULL and add cast to enum type.
17074 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17075 Change all callers. Issue a -Wc++-compat warning using
17076 lhs_origtype if necessary.
17077 (convert_for_assignment): Issue -Wc++-compat warnings about
17078 invalid conversions to enum type on assignment.
17079 * c-common.h (build_modify_expr): Update declaration.
17081 2009-04-24 Nick Clifton <nickc@redhat.com>
17083 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17084 (function_arg_advance): Likewise.
17085 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17088 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17090 * config/s390/constraints.md ('I', 'J'): Fix condition.
17092 2009-04-24 Diego Novillo <dnovillo@google.com>
17094 * gengtype-parse.c (parse_error): Add newline after message.
17096 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17098 * config/i386/sse.md (avxmodesuffixs): Removed.
17099 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17100 (*avx_pinsr<ssevecsize>): This.
17102 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17104 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17105 follow chains of regs with a single definition, and allow expressions
17106 that are function_invariant_p.
17107 (simple_rhs_p): Allow expressions that are function_invariant_p.
17109 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17111 PR middle-end/39867
17112 * fold-const.c (fold_cond_expr_with_comparison): When folding
17113 > and >= to MAX, make sure the MAX uses the same type as the
17114 comparison's operands.
17116 2009-04-24 Nick Clifton <nickc@redhat.com>
17118 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17119 addressing for DImode accesses.
17120 (frv_print_operand_address): Handle PLUS case.
17121 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17123 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17125 PR rtl-optimization/39794
17126 * alias.c (canon_true_dependence): Add x_addr argument.
17127 * rtl.h (canon_true_dependence): Adjust prototype.
17128 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17129 * cselib.c (cselib_invalidate_mem): Likewise.
17130 * gcse.c (compute_transp): Likewise.
17131 * dse.c (scan_reads_nospill): Likewise.
17132 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17133 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17134 canon_base_addr of the group, plus optional offset.
17135 (struct group_info): Rename canon_base_mem to
17137 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17138 canon_rtx of base_mem.
17140 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17142 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17143 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17145 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17147 * config/spu/spu-builtins.h: Delete file.
17149 * config/spu/spu.h (enum spu_builtin_type): Move here from
17151 (struct spu_builtin_description): Likewise. Add GTY marker.
17152 Do not use enum spu_function_code or enum insn_code.
17153 (spu_builtins): Add extern declaration.
17155 * config/spu/spu.c: Do not include "spu-builtins.h".
17156 (enum spu_function_code, enum spu_builtin_type_index,
17157 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17158 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17159 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17160 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17161 (spu_builtin_types): Make static. Add GTY marker.
17162 (spu_builtins): Add extern declaration with GTY marker.
17163 Include "gt-spu.h".
17165 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17166 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17167 Check programmatically whether all parameters are scalar.
17169 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17171 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17173 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17174 assignment from the constructor either if the target is volatile.
17176 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17178 * config/arm/arm.md (insv): Do not share operands[0].
17180 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17182 * config/vxlib-tls.c (active_tls_threads): Delete.
17183 (delete_hook_installed): New.
17184 (tls_delete_hook): Don't delete the delete hook.
17185 (tls_destructor): Delete it here.
17186 (__gthread_set_specific): Adjust installing the delete hook.
17187 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17188 __gthread_leave_tsd_dtor_context.
17190 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17192 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17194 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17196 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17198 (alpha_rtx_costs): Ditto.
17199 (emit_unlikely_jump): Use add_reg_note.
17200 (emit_frame_store_1): Ditto.
17201 (alpha_expand_prologue): Ditto.
17202 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17203 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17205 2009-04-23 Nick Clifton <nickc@redhat.com>
17207 * config/v850/v850.md (epilogue): Remove suppressed code.
17208 (return): Rename to return_simple and remove test of frame size.
17209 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17210 to gen_return_simple.
17212 2009-04-22 Jing Yu <jingyu@google.com>
17215 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17217 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17220 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17221 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17222 value is a VECTOR_CST, the element type is the element type of the
17225 2009-04-22 DJ Delorie <dj@redhat.com>
17227 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17229 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17231 * alias.c (find_base_term): Move around LO_SUM case, so that
17232 CONST falls through into PLUS/MINUS handling.
17235 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17236 into 0, use omit_one_operand.
17238 2009-04-23 Ben Elliston <bje@au.ibm.com>
17240 * config/rs6000/linux-unwind.h (get_regs): Remove type
17241 puns. Change the type of `pc' to an array of unsigned ints and
17242 update all users. Constify frame24.
17244 2009-04-22 DJ Delorie <dj@redhat.com>
17246 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17247 declarations before code.
17248 (current_function_special_page_vector): Likewise.
17249 (m32c_expand_insv): Silence a warning.
17251 2009-04-21 Taras Glek <tglek@mozilla.com>
17253 * alias.c: Update GTY annotations to new syntax.
17254 * basic-block.h: Likewise.
17255 * bitmap.h: Likewise.
17256 * c-common.h: Likewise.
17257 * c-decl.c: Likewise.
17258 * c-parser.c: Likewise.
17259 * c-pragma.c: Likewise.
17260 * c-tree.h: Likewise.
17261 * cfgloop.h: Likewise.
17262 * cgraph.h: Likewise.
17263 * config/alpha/alpha.c: Likewise.
17264 * config/arm/arm.h: Likewise.
17265 * config/avr/avr.h: Likewise.
17266 * config/bfin/bfin.c: Likewise.
17267 * config/cris/cris.c: Likewise.
17268 * config/darwin.c: Likewise.
17269 * config/frv/frv.c: Likewise.
17270 * config/i386/i386.c: Likewise.
17271 * config/i386/i386.h: Likewise.
17272 * config/i386/winnt.c: Likewise.
17273 * config/ia64/ia64.h: Likewise.
17274 * config/iq2000/iq2000.c: Likewise.
17275 * config/mips/mips.c: Likewise.
17276 * config/mmix/mmix.h: Likewise.
17277 * config/pa/pa.c: Likewise.
17278 * config/pa/pa.h: Likewise.
17279 * config/rs6000/rs6000.c: Likewise.
17280 * config/s390/s390.c: Likewise.
17281 * config/sparc/sparc.c: Likewise.
17282 * config/xtensa/xtensa.c: Likewise.
17283 * cselib.h: Likewise.
17284 * dbxout.c: Likewise.
17285 * dwarf2out.c: Likewise.
17286 * except.c: Likewise.
17287 * except.h: Likewise.
17288 * fixed-value.h: Likewise.
17289 * function.c: Likewise.
17290 * function.h: Likewise.
17291 * gimple.h: Likewise.
17292 * integrate.c: Likewise.
17293 * optabs.c: Likewise.
17294 * output.h: Likewise.
17295 * real.h: Likewise.
17297 * stringpool.c: Likewise.
17298 * tree-data-ref.c: Likewise.
17299 * tree-flow.h: Likewise.
17300 * tree-scalar-evolution.c: Likewise.
17301 * tree-ssa-address.c: Likewise.
17302 * tree-ssa-alias.h: Likewise.
17303 * tree-ssa-operands.h: Likewise.
17304 * tree.c: Likewise.
17305 * tree.h: Likewise.
17306 * varasm.c: Likewise.
17307 * varray.h: Likewise.
17309 * coretypes.h: Do not define GTY macro if it is already defined.
17310 * doc/gty.texi: Update GTY documentation to new syntax.
17311 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17312 annotations on structs.
17313 * gengtype-parse.c: Likewise.
17315 2009-04-22 Mark Heffernan <meheff@google.com>
17317 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17319 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17321 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17324 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17326 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17327 the same as a PLUS without a shift. Increase the cost of a
17330 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17332 * Makefile.in: Update dependencies.
17333 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17334 * errors.h: Remove bogus comment about compatibility.
17335 (warning): Update declaration.
17336 * genautomata.c: Update all calls to warning.
17337 * gimple.c: Do not include errors.h. Include toplev.h.
17338 * tree-ssa-structalias.c: Do not include errors.h.
17339 * omega.c: Likewise.
17340 * tree-ssa-reassoc.c: Likewise.
17341 * config/spu/spu-c.c: Likewise.
17342 * config/spu/t-spu-elf: Update dependencies.
17344 2009-04-22 Richard Guenther <rguenther@suse.de>
17346 PR tree-optimization/39824
17347 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17348 make sure the types are compatible.
17350 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17353 * c-common.c (c_parse_error): Take a token_flags parameter.
17354 Use token_type for the token type instead.
17355 Pass token_flags to cpp_type2name.
17356 * c-common.h (c_parse_error): Update declaration.
17357 * c-parser.c (c_parser_error): Pass 0 as token flags.
17359 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17361 PR rtl-optimization/39580
17362 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17364 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17366 * function.c (expand_function_end): Do not emit a jump to the "naked"
17367 return label for fall-through returns.
17368 * except.c (sjlj_emit_function_exit): Always place the call to the
17369 unregister function at the location installed by expand_function_end.
17371 2009-04-22 Richard Guenther <rguenther@suse.de>
17373 PR tree-optimization/39845
17374 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17375 (gen_inbound_check): Likewise.
17377 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17379 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17381 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17382 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17384 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17386 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17387 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17388 shift counts to avoid out-of-bounds array accesses.
17390 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17392 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17393 (Pmode): Move above.
17395 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17397 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17398 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17399 GET_CODE macro. Use IN_RANGE macro where appropriate.
17400 * config/alpha/alpha.h: Ditto.
17401 * config/alpha/alpha.md: Ditto.
17402 * config/alpha/constraints.md: Ditto.
17403 * config/alpha/predicates.md: Ditto.
17405 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17407 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17408 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17409 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17410 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17411 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17412 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17413 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17414 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17415 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17416 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17417 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17418 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17419 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17420 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17421 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17422 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17423 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17424 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17425 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17426 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17427 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17428 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17429 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17430 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17431 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17432 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17433 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17435 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17437 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17438 references from comments.
17439 * cfgbuild.c: (count_basic_blocks): Delete.
17440 (find_basic_blocks_1): Delete.
17441 (find_basic_blocks): Delete.
17442 * except.c (finish_eh_generation): Make static. Move comment from
17443 except.h here. Remove find_basic_blocks references from comments.
17444 * except.h (finish_eh_generation): Delete.
17445 * basic-block.h (find_basic_blocks): Delete.
17446 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17448 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17450 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17451 (sdbout_parms): Likewise.
17453 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17455 * config/sh/sh.c (prepare_cbranch_operands): Use
17456 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17457 (expand_cbranchdi4): Likewise.
17458 (from_compare): Add cast to enum type.
17459 (expand_cbranchsi4): Use add_reg_note.
17460 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17461 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17462 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17463 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17464 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17465 instead of CODE_FOR_nothing.
17466 (cbranchdi4): Likewise. Fix the order of arguments for
17468 (push_fpscr): Use add_reg_note.
17469 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17470 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17472 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17474 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17475 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17476 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17477 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17478 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17479 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17480 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17481 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17482 config/alpha/x-vms, config/arc/t-arc,
17483 config/arm/README-interworking, config/arm/arm-c.c,
17484 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17485 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17486 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17487 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17488 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17489 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17490 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17491 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17492 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17493 config/cris/t-elfmulti, config/crx/t-crx,
17494 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17495 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17496 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17497 config/h8300/t-h8300, config/i386/athlon.md,
17498 config/i386/darwin-libgcc.10.4.ver,
17499 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17500 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17501 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17502 config/i386/t-linux64, config/i386/t-nwld,
17503 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17504 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17505 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17506 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17507 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17508 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17509 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17510 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17511 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17512 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17513 config/m68k/t-uclinux, config/mcore/t-mcore,
17514 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17515 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17516 config/mips/crtn.asm, config/mips/irix-crti.asm,
17517 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17518 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17519 config/mips/mips-fixed.md, config/mips/sb1.md,
17520 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17521 config/mips/t-iris6, config/mips/t-isa3264,
17522 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17523 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17524 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17525 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17526 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17527 config/mn10300/t-linux, config/mn10300/t-mn10300,
17528 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17529 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17530 config/picochip/libgccExtras/clzsi2.asm,
17531 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17532 config/rs6000/darwin-libgcc.10.4.ver,
17533 config/rs6000/darwin-libgcc.10.5.ver,
17534 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17535 config/rs6000/t-aix43, config/rs6000/t-aix52,
17536 config/rs6000/t-darwin, config/rs6000/t-fprules,
17537 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17538 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17539 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17540 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17541 config/rs6000/t-rtems, config/rs6000/t-spe,
17542 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17543 config/score/t-score-elf, config/sh/divcost-analysis,
17544 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17545 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17546 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17547 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17548 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17549 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17550 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17551 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17552 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17553 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17554 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17555 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17556 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17557 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17558 * config/h8300/genmova.sh: Include copyright and license notices
17559 in generated output.
17560 * config/h8300/mova.md: Regenerate.
17561 * doc/install.texi2html: Include word "Copyright" in copyright
17562 notice and use name "Free Software Foundation, Inc.".
17563 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17564 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17565 ChangeLog-2007, ChangeLog-2008: Correct dates.
17567 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17569 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17570 NE_EXPR operations as well.
17571 * c-parser.c (c_parser_condition): Do not set location information on
17573 (c_parser_conditional_expression): Likewise.
17574 (c_parser_binary_expression): Set location information on operators.
17575 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17576 TRUTH_NOT_EXPR has been folded.
17577 * fold-const.c (fold_truth_not_expr): Copy location information from
17578 the incoming expression to the outgoing one.
17579 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17580 recursive calls on the LHS of the operator but pass that of the
17581 operator to recursive calls on the RHS of the operator. Set it
17583 (shortcut_cond_expr): Set the locus of the operator on the second
17584 COND_EXPR and that of the expression on the first in degenerate cases.
17585 Pass the locus of the expression to calls to shortcut_cond_r.
17586 Set the locus of the 'then' block on the associated jump, if any.
17587 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17588 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17589 expression to call to gimplify_boolean_expr.
17591 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17593 * config.gcc: Add additional configuration for
17594 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17595 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17596 (CPP_SPEC): Redefine for allowing -municode option.
17597 (STARTFILE_SPEC): Likewise.
17598 * config/i386/t-mingw-w64: New.
17599 * config/i386/mingw-w64.opt: New.
17600 (municode): Add new target option.
17601 * doc/invoke.texi (municode): Add documentation for new option.
17603 2009-04-21 Ian Lance Taylor <iant@google.com>
17605 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17606 Correct test for number of arguments.
17607 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17609 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17611 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17612 argument of emit_library_call.
17614 2009-04-21 Richard Guenther <rguenther@suse.de>
17616 PR middle-end/39829
17617 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17618 inside VIEW_CONVERT_EXPRs.
17620 2009-04-21 Martin Jambor <mjambor@suse.cz>
17622 * tree-switch-conversion.c (build_constructors): Split a long line.
17623 (constructor_contains_same_values_p): New function.
17624 (build_one_array): Create assigns of constants if possible, do not
17625 call mark_sym_for_renaming, call update_stmt.
17626 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17627 make_rename_temp. Do not call mark_symbols_for_renaming, call
17629 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17630 find_new_referenced_vars, call update_stmt.
17631 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17632 instead of calling make_rename_temp. Do not call
17633 find_new_referenced_vars or mark_symbols_for_renaming, call
17636 2009-04-21 Richard Guenther <rguenther@suse.de>
17638 PR tree-optimization/39827
17639 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17640 (tree_ssa_phiprop): Pass the correct array size.
17642 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17644 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17646 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17649 * c-typeck.c (lvalue_p): Move declaration ...
17650 * c-common.h (lvalue_p): ... to here.
17651 * c-common.c (candidate_equal_p): New.
17652 (add_tlist): Use it.
17653 (merge_tlist): Use it.
17654 (warn_for_collisions_1): Likewise.
17655 (warning_candidate_p): Accept more candidates.
17656 (verify_tree): A warning candidate can be an expression. Use
17659 2009-04-21 Ben Elliston <bje@au.ibm.com>
17662 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17663 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17664 options. Remove -mcall-solaris documentation.
17666 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17669 * doc/invoke.texi (-Wlong-long): Update description.
17670 * c-lex (interpret_integer): Only warn if there was no previous
17671 overflow and -Wlong-long is enabled.
17672 * c-decl.c (declspecs_add_type): Drop redundant flags.
17673 * c.opt (Wlong-long): Init to -1.
17674 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17675 and front-end warn_long_long. Wlong-long only depends on other
17676 flags if it is uninitialized.
17677 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17678 the same for CPP and FE.
17679 (restore_extension_diagnostics): Likewise.
17681 2009-04-20 Ian Lance Taylor <iant@google.com>
17683 Fix enum conversions which are invalid in C++:
17684 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17685 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17686 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17687 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17688 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17689 (dbxout_parms): Likewise.
17690 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17691 (df_clear_flags): Likewise.
17692 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17693 top_flag parameter to int.
17694 (df_chain_create_bb_process_use): Likewise.
17695 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17697 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17698 (df_ref_create_structure, df_def_record_1): Likewise.
17699 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17700 (df_notes_rescan): Change 0 to VOIDmode in function call.
17701 (df_get_call_refs, df_insn_refs_collect): Likewise.
17702 (df_bb_regs_collect): Likewise.
17703 (df_entry_block_defs_collect): Likewise.
17704 (df_exit_block_uses_collect): Likewise.
17705 * df.h: Update declarations.
17706 * double-int.c (double_int_divmod): Add cast to enum type.
17707 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17708 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17709 (based_loc_descr): Likewise.
17710 (loc_descriptor_from_tree_1): Change first_op and second_op to
17711 enum dwarf_location_atom. Add cast to enum type.
17712 * expmed.c (init_expmed): Change 0 to SET in function call.
17713 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17714 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17715 (do_store_flag): Likewise.
17716 * fixed-value.h (struct fixed_value): Change mode to enum
17718 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17719 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17721 (insert_insn_decl, insert_decl, insert_state): Likewise.
17722 (automata_list_finish): Likewise.
17723 * genrecog.c (process_define_predicate): Add cast to enum type.
17724 * gensupport.c (init_predicate_table): Add cast to enum type.
17725 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17727 (gimple_build_call_1, gimple_build_label): Likewise.
17728 (gimple_build_goto, gimple_build_asm_1): Likewise.
17729 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17730 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17731 (enum fallback): Rename from enum fallback_t.
17732 (fallback_t): Typedef as int.
17733 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17734 GSI_SAME_STMT in function call.
17735 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17737 (setup_reg_class_relations): Likewise.
17738 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17739 (setup_prohibited_class_mode_regs): Add cast to enum type.
17740 (setup_prohibited_mode_move_regs): Likewise.
17741 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17742 (record_address_regs): Change i to enum reg_class.
17743 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17744 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17745 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17746 (GET_MODE_2XWIDER_MODE): Likewise.
17747 (GET_CLASS_NARROWEST_MODE): Likewise.
17748 * omp-low.c (expand_omp_for): Add cast to enum type.
17749 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17750 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17751 * postreload.c (reload_cse_simplify_operands): Change rclass local
17753 * predict.c (combine_predictions_for_insn): Change best_predictor
17754 and predictor to enum br_predictor.
17755 (combine_predictions_for_bb): Likewise.
17756 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17757 use SET_PREDICT_EXPR_OUTCOME.
17758 * real.c (real_arithmetic): Change icode to code in function call.
17759 * reginfo.c (init_move_cost): Add casts to enum type.
17760 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17761 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17763 * reload.c (find_valid_class): Add casts to enum type.
17764 (push_reload): Change 0 to NO_REGS in function call.
17765 (find_reloads): Change this_alternative to array of enum
17766 reg_class. Remove some now-unnecessary casts.
17767 (make_memloc): Change 0 to VOIDmode in function call.
17768 * reload1.c (reload): Change 0 to VOIDmode in function call.
17769 (eliminate_regs_1, elimination_effects): Likewise.
17770 (eliminate_regs_in_insn): Likewise.
17771 (emit_input_reload_insns): Add cast to enum type.
17772 (delete_output_reload): Change 0 to VOIDmode in function call.
17773 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17774 to enum type in function call.
17775 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17776 (SET_PREDICT_EXPR_OUTCOME): Define.
17777 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17778 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17779 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17780 (dump_function): Likewise.
17781 * tree-dump.h: Update declarations.
17782 * tree-pass.h: Update declarations.
17783 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17784 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17786 (arm_rtx_costs_1): Correct parenthesization.
17787 (arm_rtx_costs): Add casts to enum type.
17788 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17789 (vfp_emit_fstmd): Use add_rg_note.
17790 (emit_multi_reg_push, emit_sfm): Likewise.
17791 (thumb_set_frame_pointer): Likewise.
17792 (arm_expand_prologue): Likewise.
17793 (arm_regno_class): Change return type to enum reg_class.
17794 (thumb1_expand_prologue): Use add_reg_note.
17795 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17796 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17798 * config/arm/gentune.sh: Add cast to enum type.
17799 * config/arm/arm-tune.md: Rebuild.
17800 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17801 (ix86_split_fp_branch, predict_jump): Likewise.
17802 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17803 insn_code to enum rtx_code.
17804 (ix86_builtin_vectorized_function): Add cast to enum type.
17805 * config/i386/i386.md (truncdfsf2): Change slot to enum
17807 (truncxf<mode>2, isinf<mode>2): Likewise.
17808 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17810 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17811 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17812 (insert_bundle_state): Change 1 to INSERT in function call.
17813 (ia64_add_bundle_selector_before): Likewise.
17814 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17815 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17816 (restore_stack_nonlocal): Likewise.
17817 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17819 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17821 (mips_rtx_costs): Likewise.
17822 (mips_override_options): Add casts to enum type.
17823 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17825 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17826 (store_reg, set_reg_plus_d): Likewise.
17827 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17828 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17830 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
17832 (emit_unlikely_jump): Use add_reg_note.
17833 (rs6000_emit_allocate_stack): Likewise.
17834 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
17835 (output_toc): Change 1 to INSERT in function call.
17836 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
17837 (rs6000_initialize_trampoline): Likewise.
17838 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
17840 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
17841 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
17842 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
17843 (save_gprs): Use add_reg_note.
17844 (s390_emit_prologue): Likewise.
17845 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17846 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
17847 (sparc_fold_builtin): Add cast to enum type.
17848 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
17850 (spu_expand_prologue): Use add_reg_note.
17851 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17853 2009-04-20 Ian Lance Taylor <iant@google.com>
17855 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17856 (c_parser_postfix_expression_after_primary): Get VEC for list of
17857 arguments. Get original types of arguments. Call
17858 build_function_call_vec.
17859 (cached_expr_list_1, cached_expr_list_2): New static variables.
17860 (c_parser_expr_list): Change return type to VEC *. Add
17861 p_orig_types parameter. Change all callers.
17862 (c_parser_release_expr): New static function.
17863 (c_parser_vec_to_tree_list): New static function.
17864 * c-typeck.c (build_function_call): Rewrite to build a VEC and
17865 call build_function_call_vec.
17866 (build_function_call_vec): New function, based on old
17867 build_function_call.
17868 (convert_arguments): Remove nargs and argarray parameters. Change
17869 values to a VEC. Add origtypes parameter.
17870 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
17871 (convert_for_assignment): Add origtype parameter. Change all
17872 callers. If warn_cxx_compat, check for conversion to an enum
17873 type when calling a function.
17874 (store_init_value): Add origtype parameter. Change all callers.
17875 (digest_init): Likewise.
17876 (struct init_node): Add origtype field.
17877 (add_pending_init): Add origtype parameter. Change all callers.
17878 (output_init_element): Likewise.
17879 (output_pending_init_elements): Pass origtype from init_node to
17880 output_init_element.
17881 (process_init_element): Pass origtype from c_expr to
17882 output_init_element.
17883 (c_finish_return): Add origtype parameter. Change all callers.
17884 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17886 (sync_resolve_params): Likewise.
17887 (sync_resolve_return): Change params to first_param. Change caller.
17888 (resolve_overloaded_builtins): Change params to VEC *. Change
17889 callers. Save first parameter around call to build_function_call_vec.
17890 * c-decl.c (finish_decl): Add origtype parameter. Change all
17891 callers. Call build_function_call_vec rather than
17892 build_function_call for cleanup.
17893 * c-tree.h: Update declarations.
17894 * c-common.h: Update declarations.
17895 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17896 params to first_param.
17897 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17898 params parameter from tree to void *.
17899 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17900 Change arglist parameter to have type void *, and to be a pointer
17902 * config/rs6000/rs6000-protos.h
17903 (altivec_resolve_overloaded_builtin): Update declaration.
17904 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17905 fnargs parameter to have type void *, and to be a pointer to a
17906 VEC. Call build_function_call_vec instead of
17907 build_function_call.
17908 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17910 2009-04-20 Joey Ye <joey.ye@intel.com>
17911 Xuepeng Guo <xuepeng.guo@intel.com>
17912 H.J. Lu <hongjiu.lu@intel.com>
17914 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17916 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17917 (IX86_LEA_PRIORITY): Likewise.
17918 (distance_non_agu_define): New function.
17919 (distance_agu_use): Likewise.
17920 (ix86_lea_for_add_ok): Likewise.
17921 (ix86_dep_by_shift_count): Likewise.
17923 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17924 should split for LEA.
17926 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17928 (ix86_dep_by_shift_count): Likewise.
17930 2009-04-20 Richard Guenther <rguenther@suse.de>
17932 * expr.c (handled_component_p): Move ...
17933 * tree.h (handled_component_p): ... here.
17934 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17935 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17936 and REALPART_EXPR to be in one group.
17938 2009-04-20 Richard Guenther <rguenther@suse.de>
17940 * basic-block.h (get_all_dominated_blocks): Declare.
17941 * dominance.c (get_all_dominated_blocks): New function.
17942 * tree-cfg.c (get_all_dominated_blocks): Remove.
17943 (remove_edge_and_dominated_blocks): Adjust.
17944 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17945 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17946 instead of recursing.
17948 2009-04-20 Doug Kwan <dougkwan@google.com>
17950 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17951 (struct cgraph_node_set_def): New type.
17952 (cgraph_node_set) New type. Also declare vector functions.
17953 (struct cgraph_node_set_element_def): New type.
17954 (cgraph_node_set_element): Ditto.
17955 (cgraph_node_set_iterator): New iterator type.
17956 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17957 cgraph_node_set_remove, dump_cgraph_node_set,
17958 debug_cgraph_node_set): New prototypes.
17959 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17960 cgraph_node_set_size): New inlines.
17961 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17962 including cgraph.h.
17963 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17964 argument to function 'write_summary'.
17965 * ipa.c: Include ggc.h.
17966 (hash_cgraph_node_set_element,
17967 eq_cgraph_node_set_element, cgraph_node_set_new,
17968 cgraph_node_set_add, cgraph_node_set_remove,
17969 cgraph_node_set_find, dump_cgraph_node_set,
17970 debug_cgraph_node_set): New functions.
17971 * Makefile.in (ipa.o): Add dependency on GGC_H.
17973 2009-04-20 Ira Rosen <irar@il.ibm.com>
17975 PR tree-optimization/39675
17976 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17977 check of the return code of vect_schedule_slp. Check that
17978 stmt_vec_info still exists for the statement, before checking its
17979 vectorization type.
17981 2009-04-20 Michael Matz <matz@suse.de>
17983 * Makefile.in (generated_files): Take out $(simple_generated_c).
17985 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17987 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17988 (UINTPTR_TYPE): Likewise.
17990 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17993 * c-typeck.c (digest_init): Check for initializing an array with a
17996 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17999 * c-semantics.c (pop_stmt_list): Propagate
18000 STATEMENT_LIST_HAS_LABEL to parent statement list.
18002 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18004 * config/mips/mips.h (mips_tune_attr): New macro.
18005 * config/mips/mips.md (cpu): Use it.
18007 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18010 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18013 2009-04-19 Diego Novillo <dnovillo@google.com>
18015 * toplev.c (compile_file): Move call to coverage_finish ...
18016 * cgraphunit.c (ipa_passes): ... here.
18017 Call cgraph_process_new_functions.
18018 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18019 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18021 2009-04-19 Jan Hubicka <jh@suse.cz>
18023 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18025 (dump_cgraph_node): Dump can throw external flag.
18026 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18028 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18032 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18033 * common.opt (Wlogical-op): Move from here...
18034 * c.opt (Wlogical-op): ... to here.
18035 * c-typeck.c (parser_build_binary_op): Update call to
18036 warn_logical_operator.
18037 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18039 * c-common.c (warn_logical_op): Update.
18040 * c-common.h (warn_logical_op): Update declaration.
18042 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18044 * tree.c (protected_set_expr_location): Fix formatting.
18046 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18049 * c-typeck.c (readonly_warning): new.
18050 (build_unary_op, build_modify_expr): Use readonly_warning for
18051 storing into something readonly but not const-qualified.
18053 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18056 * c-typeck.c (build_unary_op): Check for taking address of
18057 expression of type void.
18059 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18062 * c-typeck.c (build_function_call): Check for calling a function
18063 with qualified void return types. Call require_complete_type when
18066 2009-04-18 Jan Hubicka <jh@suse.cz>
18068 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18070 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18071 can_throw_external flag.
18072 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18073 * ipa-pure-const.c (ignore_edge): New function.
18074 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18075 only over can_throw_external edges.
18076 (local_pure_const): Add nothrow flag.
18077 * ipa-utils.c (searchc): Add ignore_edge callback.
18078 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18079 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18080 (set_nothrow_function_flags): Update cgraph.
18081 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18083 2009-04-18 Richard Guenther <rguenther@suse.de>
18085 PR middle-end/39804
18086 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18087 (fold_stmt): ... this and ...
18088 (fold_stmt_inplace): ... this.
18089 (fold_stmt_1): Fold references in calls and asms.
18090 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18092 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18094 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18095 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18097 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18099 * tree.c (function_args_count): Remove.
18100 * tree.h: Remove the prototype for function_args_count.
18102 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18104 * tree-iterator.c (expr_only): Remove.
18105 * tree.h: Remove the prototype for expr_only.
18107 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18109 * reginfo.c (cannot_change_mode_set_regs): Remove.
18110 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18112 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18114 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18115 whether operands 0 and 1 overlaps.
18117 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18119 PR middle-end/36902
18120 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18121 pointer. Use warning_at instead of warning.
18122 (search_for_addr_array): Likewise.
18123 (check_array_bounds): Likewise.
18124 (check_all_array_refs): Check that the incoming edge is not in the
18125 list of edges to be removed.
18126 (check_all_array_refs): Avoid the temporal pointer.
18127 (vrp_visit_cond_stmt): Fix typo.
18128 (simplify_switch_using_ranges): Handle the case where the switch
18129 index is an integer constant.
18131 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18133 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18135 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18137 * doc/extend.texi, doc/invoke.texi: Fix typos.
18139 2009-04-17 Cary Coutant <ccoutant@google.com>
18141 * tree-flow-inline.h (get_lineno): Fix inverted test.
18143 2009-04-17 Diego Novillo <dnovillo@google.com>
18145 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18146 assertion for AVAIL_OUT.
18148 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18151 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18152 * config/sh/linux-atomic.asm: Likewise.
18154 2009-04-17 Diego Novillo <dnovillo@google.com>
18156 * except.c (debug_eh_tree): New.
18157 (struct eh_region, struct eh_status): Move ...
18158 * except.h: ... here.
18159 (add_type_for_runtime): Declare extern.
18160 (lookup_type_for_runtime): Likewise.
18161 (debug_eh_tree): Declare.
18162 * Makefile.in (GTFILES): List except.h before except.c
18164 2009-04-17 Diego Novillo <dnovillo@google.com>
18166 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18167 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18168 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18169 (find_vars_r): ... here.
18170 * tree-flow.h (find_referenced_vars_in): Declare.
18171 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18172 that AVAIL_OUT exists for BLOCK.
18173 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18174 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18175 (tree-parloops.o): Likewise.
18177 2009-04-17 Simon Baldwin <simonb@google.com>
18179 * toplev.c (default_tree_printer): Add handling for %E format.
18181 2009-04-17 Diego Novillo <dnovillo@google.com>
18183 * tree-pretty-print.c (dump_generic_node): Add break after
18184 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18185 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18186 FUNCTION_TYPE together. Call print_struct_decl when printing
18187 structures and TDF_SLIM is not given.
18188 (print_struct_decl): Fix logic for detecting recursion.
18190 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18193 * gcc.c (create_at_file): New.
18194 (compile_input_file_p): New.
18195 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18196 * main.c (main): Update call to toplev_main.
18197 * toplev.c (toplev_main): Change signature. Call expandargv.
18198 * toplev.h (toplev_main): Change signature.
18200 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18202 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18203 if the latter is not constant.
18205 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18207 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18209 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18211 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18212 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18214 2009-04-17 Richard Guenther <rguenther@suse.de>
18216 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18217 Handle component references view-converting an invariant address.
18219 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18221 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18222 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18223 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18224 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18225 Use @deftypevr rather than @deftypevar.
18227 2009-04-17 Richard Guenther <rguenther@suse.de>
18229 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18230 (get_prop_source_stmt): Likewise.
18231 (can_propagate_from): Likewise.
18233 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18235 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18236 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18237 (--with-multilib-list): Add default value.
18238 * configure: Regenerate.
18239 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18240 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18241 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18242 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18243 Don't add default cpu to multilib list unnecessarily, but do enable
18244 the relevant compiler option..
18245 Add support for --with-multilib-list=<blank> and
18246 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18247 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18248 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18249 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18250 TM_MULTILIB_CONFIG.
18251 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18252 (MULTILIB_OSDIRNAMES): New variable.
18253 * config/sh/t-1e: Delete file.
18254 * config/sh/t-mlib-sh1: Delete file.
18255 * config/sh/t-mlib-sh2: Delete file.
18256 * config/sh/t-mlib-sh2a: Delete file.
18257 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18258 * config/sh/t-mlib-sh2a-single: Delete file.
18259 * config/sh/t-mlib-sh2a-single-only: Delete file.
18260 * config/sh/t-mlib-sh2e: Delete file.
18261 * config/sh/t-mlib-sh3e: Delete file.
18262 * config/sh/t-mlib-sh4: Delete file.
18263 * config/sh/t-mlib-sh4-nofpu: Delete file.
18264 * config/sh/t-mlib-sh4-single: Delete file.
18265 * config/sh/t-mlib-sh4-single-only: Delete file.
18266 * config/sh/t-mlib-sh4a: Delete file.
18267 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18268 * config/sh/t-mlib-sh4a-single: Delete file.
18269 * config/sh/t-mlib-sh4a-single-only: Delete file.
18270 * config/sh/t-mlib-sh4al: Delete file.
18271 * config/sh/t-mlib-sh5-32media: Delete file.
18272 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18273 * config/sh/t-mlib-sh5-64media: Delete file.
18274 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18275 * config/sh/t-mlib-sh5-compact: Delete file.
18276 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18277 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18278 * doc/install.texi (Options specification): Add
18279 --with-multilib-list and --with-endian.
18281 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18283 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18285 (OBJS-common): Add plugin-version.o.
18286 (plugin-version.o): New.
18287 * gcc-plugin.h (plugin_gcc_version): New.
18288 (plugin_default_version_check): New.
18289 (plugin_init_func, plugin_init): Add version argument.
18290 * plugin-version.c: New.
18291 * plugin.c (str_plugin_gcc_version_name): New.
18292 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18293 pass it to the init function.
18294 (plugin_default_version_check): New.
18296 2009-04-17 Richard Guenther <rguenther@suse.de>
18298 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18299 for decl-vs-decl disambiguation.
18301 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18303 * config/s390/s390.h (s390_tune_attr): New macro definition.
18304 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18306 2009-04-17 Richard Guenther <rguenther@suse.de>
18308 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18309 (fold_stmt_r): Likewise.
18310 (maybe_fold_reference): New function.
18311 (fold_gimple_assign): Handle cases fold_stmt_r did.
18312 (fold_stmt): Do not use fold_stmt_r.
18313 (fold_stmt_inplace): Likewise.
18315 2009-04-17 Richard Guenther <rguenther@suse.de>
18317 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18318 (record_equivalences_from_stmt): Remove useless checks and
18320 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18321 the type is already suitable.
18323 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18325 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18327 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18329 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18330 (CMPtype): Define as __gcc_CMPtype.
18332 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18334 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18335 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18337 2009-04-17 Richard Guenther <rguenther@suse.de>
18339 PR tree-optimization/39746
18340 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18341 special-casing for builtins and static variable use/def.
18342 (call_may_clobber_ref_p_1): Likewise.
18344 2009-04-16 Ian Lance Taylor <iant@google.com>
18346 * df.h: Include "timevar.h".
18347 (struct df_problem): Change tv_id field to timevar_id_t.
18348 * tree-pass.h: Include "timevar.h".
18349 (struct opt_pass): Change tv_id field to timevar_id_t.
18350 * timevar.h (timevar_id_t): Define TV_NONE.
18351 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18352 TV_NONE rather than tv_id != 0.
18353 (execute_one_pass): Likewise.
18354 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18355 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18356 dependencies to $(TREE_PASS_H).
18357 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18359 (pass_branch_target_load_optimize2): Likewise.
18360 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18361 (pass_outof_cfg_layout_mode): Likewise.
18362 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18363 (pass_rebuild_cgraph_edges): Likewise.
18364 (pass_remove_cgraph_callee_edges): Likewise.
18365 * df-core.c (pass_df_initialize_opt): Likewise.
18366 (pass_df_initialize_no_opt): Likewise.
18367 (pass_df_finish): Likewise.
18368 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18369 * except.c (pass_set_nothrow_function_flags): Likewise.
18370 (pass_convert_to_eh_region_ranges): Likewise.
18371 * final.c (pass_compute_alignments): Likewise.
18372 * function.c (pass_instantiate_virtual_regs): Likewise.
18373 (pass_init_function): Likewise.
18374 (pass_leaf_regs): Likewise.
18375 (pass_match_asm_constraints): Likewise.
18376 * gimple-low.c (pass_lower_cf): Likewise.
18377 (pass_mark_used_blocks): Likewise.
18378 * init-regs.c (pass_initialize_regs): Likewise.
18379 * integrate.c (pass_initial_value_sets): Likewise.
18380 * ira.c (pass_ira): Likewise.
18381 * jump.c (pass_cleanup_barriers): Likewise.
18382 * omp-low.c (pass_expand_omp): Likewise.
18383 (pass_lower_omp): Likewise.
18384 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18385 * recog.c (pass_split_all_insns): Likewise.
18386 (pass_split_after_reload): Likewise.
18387 (pass_split_before_regstack): Likewise.
18388 (pass_split_before_sched2): Likewise.
18389 (pass_split_for_shorten_branches): Likewise.
18390 * reginfo.c (pass_reginfo_init): Likewise.
18391 (pass_subregs_of_mode_init): Likewise.
18392 (pass_subregs_of_mode_finish): Likewise.
18393 * passes.c (pass_postreload): Likewise.
18394 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18395 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18396 (pass_warn_function_return): Likewise.
18397 (pass_warn_function_noreturn): Likewise.
18398 * tree-complex.c (pass_lower_complex): Likewise.
18399 (pass_lower_complex_O0): Likewise.
18400 * tree-if-conv.c (pass_if_conversion): Likewise.
18401 * tree-into-ssa.c (pass_build_ssa): Likewise.
18402 * tree-mudflap.c (pass_mudflap_1): Likewise.
18403 (pass_mudflap_2): Likewise.
18404 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18405 (pass_mudflap_2): Likewise.
18406 * tree-nrv.c (pass_return_slot): Likewise.
18407 * tree-object-size.c (pass_object_sizes): Likewise.
18408 * tree-optimize.c (pass_all_optimizations): Likewise.
18409 (pass_early_local_passes): Likewise.
18410 (pass_all_early_optimizations): Likewise.
18411 (pass_cleanup_cfg): Likewise.
18412 (pass_cleanup_cfg_post_optimizing): Likewise.
18413 (pass_free_datastructures): Likewise.
18414 (pass_free_cfg_annotations): Likewise.
18415 (pass_fixup_cfg): Likewise.
18416 (pass_init_datastructures): Likewise.
18417 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18418 (pass_late_warn_uninitialized): Likewise.
18419 (pass_update_address_taken): Likewise.
18420 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18421 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18422 (pass_cse_sincos): Likewise.
18423 (pass_convert_to_rsqrt): Likewise.
18424 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18425 * tree-stdarg.c (pass_stdarg): Likewise.
18426 * tree-tailcall.c (pass_tail_recursion): Likewise.
18427 (pass_tail_calls): Likewise.
18428 * tree-vect-generic.c (pass_lower_vector): Likewise.
18429 (pass_lower_vector_ssa): Likewise.
18430 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18432 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18434 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18436 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18438 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18439 logical and signext.
18441 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18444 * config/sh/predicates.md (arith_operand): Check if the operand
18445 of TRUNCATE is a REG.
18447 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18449 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18450 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18452 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18454 * tree-iterator.c (tsi_split_statement_list_after,
18455 tsi_split_statement_list_before): Remove.
18456 * tree-iterator.h: Remove the prototypes for
18457 tsi_split_statement_list_after and tsi_split_statement_list_before.
18459 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18461 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18462 * tree-ssa-propagate.h: Remove the prototype for
18463 stmt_makes_single_load.
18465 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18467 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18468 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18470 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18472 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18474 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18476 * except.c (eh_region_outer_p): Remove.
18477 * except.h: Remove the prototype for eh_region_outer_p.
18479 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18481 * function.c (current_function_assembler_name): Remove.
18482 * function.h: Remove the prototype for
18483 current_function_assembler_name.
18485 2009-04-16 Ian Lance Taylor <iant@google.com>
18487 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18488 (add_reg_note): Call alloc_reg_note.
18489 * rtl.h (alloc_reg_note): Declare.
18490 * combine.c (try_combine): Use alloc_reg_note.
18491 (recog_for_combine, move_deaths): Likewise.
18492 (distribute_notes): Use alloc_reg_note and add_reg_note.
18493 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18494 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18495 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18497 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18499 PR rtl-optimization/39762
18500 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18501 ira_may_move_out_cost): Add comments about way of their usage.
18502 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18504 * ira-conflicts.c (process_regs_for_copy): Use function
18505 ira_get_register_move_cost instead of global
18506 ira_register_move_cost.
18508 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18509 color_pass, move_spill_restore, update_curr_costs): Ditto.
18511 * ira-lives.c (process_single_reg_class_operands): Ditto.
18513 * ira-emit.c (emit_move_list): Ditto.
18515 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18516 (record_reg_classes): Ditto. Use functions
18517 ira_get_register_move_cost and ira_get_may_move_cost instead of
18518 global vars ira_register_move_cost, ira_may_move_out_cost and
18519 ira_may_move_in_cost.
18520 (record_address_regs): Don't call ira_init_register_move_cost.
18521 Use function ira_get_may_move_cost instead of global
18522 ira_may_move_in_cost.
18523 (process_bb_node_for_hard_reg_moves): Use function
18524 ira_get_register_move_cost instead of global ira_register_move_cost.
18525 (ira_costs): Don't call ira_init_register_move_cost.
18527 2009-04-16 Richard Guenther <rguenther@suse.de>
18529 * tree-cfg.c (verify_gimple_assign_binary):
18530 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18531 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18532 (create_general_new_stmt): Note that this function is broken.
18534 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18536 * common.opt (fhelp): Add Var(help_flag).
18537 * gcc-plugin.h (plugin_info): Add help.
18538 * plugin.c (plugin_name_args): Add help.
18539 (register_plugin_info): Set plugin->help.
18540 (print_help_one_plugin): New.
18541 (print_plugins_help): New.
18542 * plugin.h (print_plugins_help): New.
18543 * toplev.c (toplev_main): Call print_plugins_help if needed.
18545 2009-04-16 Richard Guenther <rguenther@suse.de>
18547 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18548 (gimple_ior_addresses_taken_1): New function.
18549 (gimple_ior_addresses_taken): Likewise.
18550 * gimple.h (struct gimple_statement_with_ops_base): Remove
18551 addresses_taken member.
18552 (gimple_ior_addresses_taken): Declare.
18553 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18554 gimple_set_addresses_taken): Remove.
18555 * ipa-reference.c (mark_address): New function.
18556 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18557 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18558 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18559 (gimple_add_to_addresses_taken): Remove.
18560 (get_tmr_operands): Call mark_address_taken.
18561 (get_asm_expr_operands): Likewise.
18562 (get_expr_operands): Likewise.
18563 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18564 (free_stmt_operands): Do not free it.
18565 * tree-ssa.c (delete_tree_ssa): Likewise.
18566 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18568 2009-04-16 Richard Guenther <rguenther@suse.de>
18570 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18571 (walk_stmt_load_store_ops): Likewise.
18572 * gimple.c (get_base_loadstore): New function.
18573 (walk_stmt_load_store_addr_ops): Likewise.
18574 (walk_stmt_load_store_ops): Likewise.
18575 * ipa-pure-const.c (check_op): Simplify.
18576 (check_load, check_store): New functions.
18577 (check_stmt): Use walk_stmt_load_store_ops.
18578 * ipa-reference.c (mark_load): Adjust signature.
18579 (mark_store): Likewise.
18580 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18582 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18584 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18585 (plugin_info): New.
18586 * opts.c (common_handle_option): Don't call print_version.
18587 * plugin.c (plugin_name_args): Add version.
18588 (register_plugin_info): New.
18589 (register_callback): Handle PLUGIN_INFO.
18590 (try_init_one_plugin): New.
18591 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18593 (finalize_one_plugin): New.
18594 (finalize_plugins): New.
18595 (print_one_plugin): New.
18596 (print_plugins_versions): New.
18597 * plugin.h (print_plugins_versions): New.
18598 (finalize_plugins): New.
18599 * toplev.c (compile_file): Don't call initialize_plugins.
18600 (print_version): Call print_plugins_versions.
18601 (toplev_main): Call initialize_plugins. Print version if needed.
18602 Call finalize_plugins.
18604 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18606 * common.opt (fversion): New.
18607 * gcc.c (print_version): New.
18608 (process_command): Don't print the version. Just set print_version.
18609 (main): Print version. Call subprocesses if print_version and
18610 verbose_flag are set.
18611 * opts.c (common_handle_option): Handle OPT_fversion.
18613 2009-04-16 Richard Guenther <rguenther@suse.de>
18614 Ira Rosen <irar@il.ibm.com>
18616 PR tree-optimization/39698
18617 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18618 type of the reduction variable. Only generate the def if
18621 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18622 make sure to first convert to an integer of the same precision.
18623 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18624 the type of the evolution correctly in computing the new
18625 induction variable base.
18627 2009-04-16 Richard Guenther <rguenther@suse.de>
18629 PR middle-end/39625
18630 * tree-cfg.c (make_blocks): Split statements with to-be
18631 abnormal SSA names on the lhs.
18633 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18635 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18636 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18637 * c-typeck.c (really_start_incremental_init): Likewise.
18638 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18639 (TARGET_INITIALIZER): Remove it.
18640 * target.h (struct target): Remove vector_opaque_p.
18641 * tree.c (build_opaque_vector_type): New.
18642 * tree.h (TYPE_VECTOR_OPAQUE): New.
18643 (build_opaque_vector_type): Declare.
18644 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18645 * config/rs6000/rs6000.c (build_opaque_vector_type,
18646 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18647 (rs6000_init_builtins): Use build_opaque_vector_type for
18648 opaque_V4SI_type_node.
18650 2009-04-15 Catherine Moore <clm@codesourcery.com>
18652 * debug.h (set_name): Declare.
18653 * dwarf2out.c (dwarf2out_set_name): Declare.
18654 (dwarf2_debug_hooks): Add set_name.
18655 (find_AT_string): New.
18656 (add_AT_string): Call find_AT_string.
18657 (dwarf2out_set_name): New.
18658 * cp/decl.c (grokdeclarator): Call set_name.
18659 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18660 * debug.c (do_nothing_debug_hooks): Likewise.
18661 * dbxout.c (dbx_debug_hooks): Likewise.
18662 * sdbout.c (sdb_debug_hooks): Likewise.
18664 2009-04-15 Michael Eager <eager@eagercon.com>
18666 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18667 reg for single-precision FPU.
18668 * config/rs6000/rs6000.md (movsi_internal1): Only for
18669 !TARGET_SINGLE_FPU.
18670 (movsi_internal1_single): New. Add pattern to move SI values to/from
18671 single-precision FP regs.
18673 2009-04-15 Richard Guenther <rguenther@suse.de>
18675 * omp-low.c (lower_rec_input_clauses): Build correct address
18677 (expand_omp_for_generic): Fix multiplication type.
18678 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18679 (generate_memset_zero): Fix types.
18680 * tree-profile.c (prepare_instrumented_value): Correctly
18683 2009-04-15 Ian Lance Taylor <iant@google.com>
18685 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18686 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18687 for -Wall and for -Wc++-compat.
18688 (c_common_post_options): For C++, set warn_enum_compare if not
18690 * c-tree.h (struct c_expr): Add field original_type.
18691 (build_external_ref): Update declaration.
18692 * c-parser.c (c_parser_braced_init): Set original_type.
18693 (c_parser_initelt): Likewise.
18694 (c_parser_expr_no_commas): Likewise.
18695 (c_parser_conditional_expression): Likewise.
18696 (c_parser_cast_expression): Likewise.
18697 (c_parser_unary_expression): Likewise. Pull setting of
18698 original_code to top of function.
18699 (c_parser_sizeof_expression): Set original_type.
18700 (c_parser_alignof_expression): Likewise.
18701 (c_parser_postfix_expression): Likewise. Pull setting of
18702 original_code to top of function.
18703 (c_parser_postfix_expression_after_paren_type): Set original_type.
18704 (c_parser_postfix_expression_after_primary): Likewise.
18705 (c_parser_expression): Likewise.
18706 * c-typeck.c (build_external_ref): Add type parameter. Change all
18708 (c_expr_sizeof_expr): Set original_type field.
18709 (parser_build_unary_op): Likewise.
18710 (parser_build_binary_op): Likewise. Optionally warn about
18711 comparisons of enums of different types.
18712 (digest_init): Set original_type field.
18713 (really_start_incremental_init): Likewise.
18714 (push_init_level, pop_init_level): Likewise.
18715 * doc/invoke.texi (Warning Options): -Wenum-compare now
18718 2009-04-15 Richard Guenther <rguenther@suse.de>
18720 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18721 out a necessary conversion.
18722 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18723 names we didn't value number.
18724 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18726 2009-04-15 Richard Guenther <rguenther@suse.de>
18728 PR tree-optimization/39764
18729 * tree-ssa-ccp.c (get_value): Canonicalize value with
18730 canonicalize_float_value.
18732 2009-04-15 Jan Hubicka <jh@suse.cz>
18734 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18735 Wrong version of patch.
18737 2009-04-15 Jan Hubicka <jh@suse.cz>
18739 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18741 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18743 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18744 our distinct integral and vector types.
18746 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18748 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18749 * init.c (build_vtbl_address): Remove call to assemble_external.
18751 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18753 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18754 output for other floating point modes.
18756 2009-04-14 Diego Novillo <dnovillo@google.com>
18758 * diagnostic.c (diagnostic_report_diagnostic): Do not
18759 warn about loaded plugins for DK_ERROR and DK_WARNING.
18760 * c-decl.c (declspecs_add_type): Move call to
18761 invoke_plugin_callbacks ...
18762 * c-parser.c (c_parser_declspecs): ... here.
18763 * plugin.c (dump_active_plugins): Tidy output.
18765 2009-04-14 Diego Novillo <dnovillo@google.com>
18766 Le-Chun Wu <lcwu@google.com>
18768 * configure.ac: Add --enable-plugin support.
18769 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18770 * Makefile.in (PLUGIN_H): Define.
18771 Export ENABLE_PLUGIN and GMPINC to site.exp.
18772 Add PLUGINLIBS to link command.
18773 Add/modify dependencies for plugin.o and files including plugin.h.
18775 * config.in: Regenerate.
18777 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18780 2009-04-14 Le-Chun Wu <lcwu@google.com>
18782 * tree-pass.h (register_one_dump_file): Add a prototype for
18783 register_one_dump_file.
18784 * toplev.c (compile_file): Call initialize_plugins.
18785 (do_compile): Call invoke_plugin_callbacks.
18786 (toplev_main): Call invoke_plugin_callbacks.
18787 * common.opt: Add -fplugin= and -fplugin-arg-.
18788 * gcc-plugin.h: New public header file for plugins to include.
18789 * plugin.c: New source file.
18790 * plugin.h: New internal header file.
18791 * passes.c (register_one_dump_file): Make it external.
18793 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18795 2009-04-14 Diego Novillo <dnovillo@google.com>
18797 * doc/plugins.texi: New.
18798 * doc/gccint.texi: Add reference to Plugins chapter.
18799 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18800 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18801 loaded plugins, if any.
18802 * timevar.def (TV_PLUGIN_INIT): Define.
18803 (TV_PLUGIN_RUN): Define.
18804 * plugin.c: Include timevar.h
18805 (plugins_active_p): New.
18806 (dump_active_plugins): New.
18807 (debug_active_plugins): New.
18809 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18811 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18813 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18815 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18817 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18818 the same as a minus without a shift.
18820 2009-04-14 Nick Clifton <nickc@redhat.com>
18822 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18823 comparisons with small integers will always produce a short
18826 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18829 2008-12-19 Diego Novillo <dnovillo@google.com>
18831 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
18833 2009-04-14 Richard Guenther <rguenther@suse.de>
18835 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
18837 (verify_gimple_assign_binary): Likewise. Handle shifts and
18839 (verify_gimple_phi): Print the mismatched argument position.
18840 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18842 (vect_update_init_of_dr): Likewise.
18843 * matrix-reorg.c (transform_access_sites): Do what the
18845 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
18847 2009-04-13 Michael Eager <eager@eagercon.com>
18849 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
18850 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
18851 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18852 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18853 remove duplicate config
18855 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18857 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
18858 file_name:line_number type locator of the call site.
18860 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
18862 * genautomata.c: Put blank after comma.
18863 (automaton_decls): New.
18864 (struct unit_usage): Add comments to member next.
18865 (store_alt_unit_usage): Keep the list ordered.
18866 (unit_present_on_list_p, equal_alternatives_p): New.
18867 (check_regexp_units_distribution): Check units distribution
18868 correctness correctly.
18869 (main): Don't write automata if error is found. Return correct
18872 * config/m68k/cf.md (cfv4_ds): Remove.
18873 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
18874 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
18876 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
18877 power4-load-ext, power4-store, power4-store-update,
18878 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
18879 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
18880 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
18881 power4-sqrt, power4-isync): Modify reservation to make correct
18882 unit distribution to automata.
18884 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
18885 power5-store-update, power5-two, power5-three, power5-lmul,
18886 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18888 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18890 * except.c (pass_set_nothrow_function_flags): Set name and add
18892 (set_nothrow_function_flags): Mention in the dump file when
18893 changing a function to nothrow.
18895 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18898 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18899 instead of unsigned long.
18901 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18903 * config/arm/arm.c (return_used_this_function): Remove.
18904 (arm_output_function_prologue): Remove use of
18905 return_used_this_function.
18906 (output_return_instruction): Replace use of
18907 return_used_this_function
18908 by cfun->machine->return_used_this_function.
18909 (arm_output_epilogue): Likewise.
18910 (arm_output_function_epilogue): Likewise.
18911 (thumb_unexpanded_epilogue): Likewise.
18912 * config/arm/arm.h (struct machine_function):
18913 New member return_used_this_function.
18915 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18917 * doc/install.texi: Correct description of default directory for
18918 --with-gxx-include-dir.
18920 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18922 * fold-const.c (build_range_check): Properly deal with enumeral and
18923 boolean base types.
18925 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18927 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18928 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18929 * params.h (MAX_GCSE_PASSES): Remove.
18930 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18931 in sequence. Remove ability to run multiple passes.
18932 (bypass_jumps): Report run as third CPROP pass.
18934 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18936 PR middle-end/39651
18937 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18938 when deciding whether the whole SEQUENCE can throw.
18940 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18943 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18944 offseted label references.
18946 2009-04-11 Jan Hubicka <jh@suse.cz>
18948 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18950 2009-04-11 Richard Guenther <rguenther@suse.de>
18952 PR middle-end/39732
18953 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18954 return variables as TREE_ADDRESSABLE.
18956 2009-04-11 Richard Guenther <rguenther@suse.de>
18958 PR tree-optimization/39713
18959 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18960 reference trees have SSA_NAME operands.
18962 2009-04-11 Richard Guenther <rguenther@suse.de>
18965 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18966 address expressions.
18968 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18970 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18971 match changes in Cygwin 1.7
18972 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18973 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18975 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18977 PR tree-optimization/39701
18978 * doc/invoke.texi (Optimization Options): Document change in
18979 meaning and initialization of -fdelete-null-pointer-checks.
18981 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18983 PR middle-end/39701
18984 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18986 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18989 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18991 2009-04-10 Chao-ying Fu <fu@mips.com>
18993 * doc/tm.texi (Instruction Output): Document
18994 TARGET_ASM_FINAL_POSTSCAN_INSN.
18995 * target.h (final_postscan_insn): New field in asm_out.
18996 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18997 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18998 * final.c (final_scan_insn): Call
18999 targetm.asm_out.final_postscan_insn after outputting
19000 an asm macro and a normal instruction.
19002 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19003 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19004 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19005 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19006 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19008 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19010 PR middle-end/39701
19011 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19012 variables as non-NULL even with -fdelete-null-pointer-checks.
19014 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19016 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19018 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19021 * config/i386/i386.c (classify_argument): Handle SCmode with
19022 (bit_offset % 64) != 0.
19024 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19026 * doc/invoke.texi (Optimize Options): Add cross-reference to
19027 -Q --help=optimizers examples.
19029 2009-04-10 Ben Elliston <bje@au.ibm.com>
19032 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19033 regalign for the reg == fpr and TDmode case.
19035 2009-04-09 David Ayers <ayers@fsfe.org>
19038 * objc/objc-act.c (warn_with_method): Remove helper function.
19039 (check_duplicates): Call warning and inform directly.
19040 (really_start_method): Likewise.
19042 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19044 * expmed.c (expand_divmod): Always use a comparison for a division
19045 by a large unsigned integer.
19047 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19048 for things others than variables or functions as nonzero.
19050 2009-04-09 Nick Clifton <nickc@redhat.com>
19052 * unwind-compat.c: Change copyright header to refer to version
19053 3 of the GNU General Public License with version 3.1 of the
19054 GCC Runtime Library Exception and to point readers at the
19055 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19056 * config/alpha/crtfastmath.c: Likewise.
19057 * config/alpha/linux-unwind.h: Likewise.
19058 * config/alpha/qrnnd.asm: Likewise.
19059 * config/alpha/vms-crt0-64.c: Likewise.
19060 * config/alpha/vms-crt0.c: Likewise.
19061 * config/alpha/vms-dwarf2.asm: Likewise.
19062 * config/alpha/vms-dwarf2eh.asm: Likewise.
19063 * config/alpha/vms-psxcrt0-64.c: Likewise.
19064 * config/alpha/vms-psxcrt0.c: Likewise.
19065 * config/alpha/vms_tramp.asm: Likewise.
19066 * config/arc/initfini.c: Likewise.
19067 * config/arc/lib1funcs.asm: Likewise.
19068 * config/arm/bpabi-v6m.S: Likewise.
19069 * config/arm/bpabi.S: Likewise.
19070 * config/arm/bpabi.c: Likewise.
19071 * config/arm/crti.asm: Likewise.
19072 * config/arm/crtn.asm: Likewise.
19073 * config/arm/ieee754-df.S: Likewise.
19074 * config/arm/ieee754-sf.S: Likewise.
19075 * config/arm/lib1funcs.asm: Likewise.
19076 * config/arm/libunwind.S: Likewise.
19077 * config/arm/linux-atomic.c: Likewise.
19078 * config/arm/mmintrin.h: Likewise.
19079 * config/arm/pr-support.c: Likewise.
19080 * config/arm/unaligned-funcs.c: Likewise.
19081 * config/arm/unwind-arm.c: Likewise.
19082 * config/arm/unwind-arm.h: Likewise.
19083 * config/avr/libgcc.S: Likewise.
19084 * config/bfin/crti.s: Likewise.
19085 * config/bfin/crtlibid.s: Likewise.
19086 * config/bfin/crtn.s: Likewise.
19087 * config/bfin/lib1funcs.asm: Likewise.
19088 * config/bfin/linux-unwind.h: Likewise.
19089 * config/cris/arit.c: Likewise.
19090 * config/cris/cris_abi_symbol.c: Likewise.
19091 * config/darwin-64.c: Likewise.
19092 * config/darwin-crt2.c: Likewise.
19093 * config/darwin-crt3.c: Likewise.
19094 * config/darwin.h: Likewise.
19095 * config/dbxelf.h: Likewise.
19096 * config/dfp-bit.c: Likewise.
19097 * config/dfp-bit.h: Likewise.
19098 * config/elfos.h: Likewise.
19099 * config/fixed-bit.c: Likewise.
19100 * config/fixed-bit.h: Likewise.
19101 * config/fp-bit.c: Likewise.
19102 * config/fp-bit.h: Likewise.
19103 * config/fr30/crti.asm: Likewise.
19104 * config/fr30/crtn.asm: Likewise.
19105 * config/fr30/lib1funcs.asm: Likewise.
19106 * config/freebsd-spec.h: Likewise.
19107 * config/frv/cmovd.c: Likewise.
19108 * config/frv/cmovh.c: Likewise.
19109 * config/frv/cmovw.c: Likewise.
19110 * config/frv/frvbegin.c: Likewise.
19111 * config/frv/frvend.c: Likewise.
19112 * config/frv/lib1funcs.asm: Likewise.
19113 * config/glibc-stdint.h: Likewise.
19114 * config/h8300/clzhi2.c: Likewise.
19115 * config/h8300/crti.asm: Likewise.
19116 * config/h8300/crtn.asm: Likewise.
19117 * config/h8300/ctzhi2.c: Likewise.
19118 * config/h8300/fixunssfsi.c: Likewise.
19119 * config/h8300/lib1funcs.asm: Likewise.
19120 * config/h8300/parityhi2.c: Likewise.
19121 * config/h8300/popcounthi2.c: Likewise.
19122 * config/i386/ammintrin.h: Likewise.
19123 * config/i386/att.h: Likewise.
19124 * config/i386/avxintrin.h: Likewise.
19125 * config/i386/biarch64.h: Likewise.
19126 * config/i386/bmmintrin.h: Likewise.
19127 * config/i386/cpuid.h: Likewise.
19128 * config/i386/cross-stdarg.h: Likewise.
19129 * config/i386/crtfastmath.c: Likewise.
19130 * config/i386/crtprec.c: Likewise.
19131 * config/i386/cygming-crtbegin.c: Likewise.
19132 * config/i386/cygming-crtend.c: Likewise.
19133 * config/i386/cygwin.asm: Likewise.
19134 * config/i386/emmintrin.h: Likewise.
19135 * config/i386/gmm_malloc.h: Likewise.
19136 * config/i386/gthr-win32.c: Likewise.
19137 * config/i386/i386.h: Likewise.
19138 * config/i386/immintrin.h: Likewise.
19139 * config/i386/linux-unwind.h: Likewise.
19140 * config/i386/linux64.h: Likewise.
19141 * config/i386/mm3dnow.h: Likewise.
19142 * config/i386/mmintrin-common.h: Likewise.
19143 * config/i386/mmintrin.h: Likewise.
19144 * config/i386/nmmintrin.h: Likewise.
19145 * config/i386/pmm_malloc.h: Likewise.
19146 * config/i386/pmmintrin.h: Likewise.
19147 * config/i386/smmintrin.h: Likewise.
19148 * config/i386/sol2-c1.asm: Likewise.
19149 * config/i386/sol2-ci.asm: Likewise.
19150 * config/i386/sol2-cn.asm: Likewise.
19151 * config/i386/sol2-gc1.asm: Likewise.
19152 * config/i386/tmmintrin.h: Likewise.
19153 * config/i386/unix.h: Likewise.
19154 * config/i386/w32-unwind.h: Likewise.
19155 * config/i386/wmmintrin.h: Likewise.
19156 * config/i386/x86-64.h: Likewise.
19157 * config/i386/x86intrin.h: Likewise.
19158 * config/i386/xmmintrin.h: Likewise.
19159 * config/ia64/crtbegin.asm: Likewise.
19160 * config/ia64/crtend.asm: Likewise.
19161 * config/ia64/crtfastmath.c: Likewise.
19162 * config/ia64/crti.asm: Likewise.
19163 * config/ia64/crtn.asm: Likewise.
19164 * config/ia64/fde-glibc.c: Likewise.
19165 * config/ia64/lib1funcs.asm: Likewise.
19166 * config/ia64/linux-unwind.h: Likewise.
19167 * config/ia64/quadlib.c: Likewise.
19168 * config/ia64/unwind-ia64.c: Likewise.
19169 * config/linux.h: Likewise.
19170 * config/m32c/m32c-lib1.S: Likewise.
19171 * config/m32c/m32c-lib2-trapv.c: Likewise.
19172 * config/m32c/m32c-lib2.c: Likewise.
19173 * config/m32r/initfini.c: Likewise.
19174 * config/m68hc11/larith.asm: Likewise.
19175 * config/m68hc11/m68hc11-crt0.S: Likewise.
19176 * config/m68k/cf.md: Likewise.
19177 * config/m68k/crti.s: Likewise.
19178 * config/m68k/crtn.s: Likewise.
19179 * config/m68k/lb1sf68.asm: Likewise.
19180 * config/m68k/linux-unwind.h: Likewise.
19181 * config/mcore/crti.asm: Likewise.
19182 * config/mcore/crtn.asm: Likewise.
19183 * config/mcore/lib1.asm: Likewise.
19184 * config/mips/linux-unwind.h: Likewise.
19185 * config/mips/loongson.h: Likewise.
19186 * config/mips/mips16.S: Likewise.
19187 * config/mmix/crti.asm: Likewise.
19188 * config/mmix/crtn.asm: Likewise.
19189 * config/pa/fptr.c: Likewise.
19190 * config/pa/hpux-unwind.h: Likewise.
19191 * config/pa/lib2funcs.asm: Likewise.
19192 * config/pa/linux-atomic.c: Likewise.
19193 * config/pa/linux-unwind.h: Likewise.
19194 * config/pa/milli64.S: Likewise.
19195 * config/pa/quadlib.c: Likewise.
19196 * config/pa/stublib.c: Likewise.
19197 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19198 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19199 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19200 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19201 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19202 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19203 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19204 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19205 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19206 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19207 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19208 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19209 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19210 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19211 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19212 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19213 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19214 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19215 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19216 * config/rs6000/750cl.h: Likewise.
19217 * config/rs6000/altivec.h: Likewise.
19218 * config/rs6000/biarch64.h: Likewise.
19219 * config/rs6000/crtresfpr.asm: Likewise.
19220 * config/rs6000/crtresgpr.asm: Likewise.
19221 * config/rs6000/crtresxfpr.asm: Likewise.
19222 * config/rs6000/crtresxgpr.asm: Likewise.
19223 * config/rs6000/crtsavfpr.asm: Likewise.
19224 * config/rs6000/crtsavgpr.asm: Likewise.
19225 * config/rs6000/darwin-asm.h: Likewise.
19226 * config/rs6000/darwin-fallback.c: Likewise.
19227 * config/rs6000/darwin-fpsave.asm: Likewise.
19228 * config/rs6000/darwin-ldouble.c: Likewise.
19229 * config/rs6000/darwin-tramp.asm: Likewise.
19230 * config/rs6000/darwin-unwind.h: Likewise.
19231 * config/rs6000/darwin-vecsave.asm: Likewise.
19232 * config/rs6000/darwin-world.asm: Likewise.
19233 * config/rs6000/e500crtres32gpr.asm: Likewise.
19234 * config/rs6000/e500crtres64gpr.asm: Likewise.
19235 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19236 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19237 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19238 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19239 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19240 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19241 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19242 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19243 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19244 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19245 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19246 * config/rs6000/eabi-ci.asm: Likewise.
19247 * config/rs6000/eabi-cn.asm: Likewise.
19248 * config/rs6000/eabi.asm: Likewise.
19249 * config/rs6000/linux-unwind.h: Likewise.
19250 * config/rs6000/linux64.h: Likewise.
19251 * config/rs6000/paired.h: Likewise.
19252 * config/rs6000/paired.md: Likewise.
19253 * config/rs6000/ppc64-fp.c: Likewise.
19254 * config/rs6000/ppu_intrinsics.h: Likewise.
19255 * config/rs6000/rs6000.h: Likewise.
19256 * config/rs6000/si2vmx.h: Likewise.
19257 * config/rs6000/sol-ci.asm: Likewise.
19258 * config/rs6000/sol-cn.asm: Likewise.
19259 * config/rs6000/spe.h: Likewise.
19260 * config/rs6000/spu2vmx.h: Likewise.
19261 * config/rs6000/sysv4.h: Likewise.
19262 * config/rs6000/tramp.asm: Likewise.
19263 * config/rs6000/vec_types.h: Likewise.
19264 * config/s390/linux-unwind.h: Likewise.
19265 * config/s390/tpf-unwind.h: Likewise.
19266 * config/score/crti.asm: Likewise.
19267 * config/score/crtn.asm: Likewise.
19268 * config/sh/crt1.asm: Likewise.
19269 * config/sh/crti.asm: Likewise.
19270 * config/sh/crtn.asm: Likewise.
19271 * config/sh/divtab-sh4-300.c: Likewise.
19272 * config/sh/divtab-sh4.c: Likewise.
19273 * config/sh/divtab.c: Likewise.
19274 * config/sh/lib1funcs-4-300.asm: Likewise.
19275 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19276 * config/sh/lib1funcs.asm: Likewise.
19277 * config/sh/lib1funcs.h: Likewise.
19278 * config/sh/linux-atomic.asm: Likewise.
19279 * config/sh/linux-unwind.h: Likewise.
19280 * config/sh/shmedia.h: Likewise.
19281 * config/sh/sshmedia.h: Likewise.
19282 * config/sh/ushmedia.h: Likewise.
19283 * config/sparc/crtfastmath.c: Likewise.
19284 * config/sparc/linux-unwind.h: Likewise.
19285 * config/sparc/sol2-c1.asm: Likewise.
19286 * config/sparc/sol2-ci.asm: Likewise.
19287 * config/sparc/sol2-cn.asm: Likewise.
19288 * config/spu/divmodti4.c: Likewise.
19289 * config/spu/divv2df3.c: Likewise.
19290 * config/spu/float_disf.c: Likewise.
19291 * config/spu/float_unsdidf.c: Likewise.
19292 * config/spu/float_unsdisf.c: Likewise.
19293 * config/spu/float_unssidf.c: Likewise.
19294 * config/spu/mfc_multi_tag_release.c: Likewise.
19295 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19296 * config/spu/mfc_tag_release.c: Likewise.
19297 * config/spu/mfc_tag_reserve.c: Likewise.
19298 * config/spu/mfc_tag_table.c: Likewise.
19299 * config/spu/multi3.c: Likewise.
19300 * config/spu/spu_internals.h: Likewise.
19301 * config/spu/spu_intrinsics.h: Likewise.
19302 * config/spu/spu_mfcio.h: Likewise.
19303 * config/spu/vec_types.h: Likewise.
19304 * config/spu/vmx2spu.h: Likewise.
19305 * config/stormy16/stormy16-lib2.c: Likewise.
19306 * config/svr4.h: Likewise.
19307 * config/sync.c: Likewise.
19308 * config/v850/lib1funcs.asm: Likewise.
19309 * config/vxlib-tls.c: Likewise.
19310 * config/vxlib.c: Likewise.
19311 * config/vxworks-dummy.h: Likewise.
19312 * config/xtensa/crti.asm: Likewise.
19313 * config/xtensa/crtn.asm: Likewise.
19314 * config/xtensa/ieee754-df.S: Likewise.
19315 * config/xtensa/ieee754-sf.S: Likewise.
19316 * config/xtensa/lib1funcs.asm: Likewise.
19317 * config/xtensa/lib2funcs.S: Likewise.
19318 * config/xtensa/linux-unwind.h: Likewise.
19319 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19320 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19321 * coretypes.h: Likewise.
19322 * crtstuff.c: Likewise.
19323 * defaults.h: Likewise.
19324 * dwarf2.h: Likewise.
19325 * emutls.c: Likewise.
19326 * gbl-ctors.h: Likewise.
19327 * gcov-io.h: Likewise.
19328 * ginclude/float.h: Likewise.
19329 * ginclude/iso646.h: Likewise.
19330 * ginclude/stdarg.h: Likewise.
19331 * ginclude/stdbool.h: Likewise.
19332 * ginclude/stddef.h: Likewise.
19333 * ginclude/stdfix.h: Likewise.
19334 * ginclude/stdint-gcc.h: Likewise.
19335 * ginclude/tgmath.h: Likewise.
19336 * gthr-aix.h: Likewise.
19337 * gthr-dce.h: Likewise.
19338 * gthr-gnat.c: Likewise.
19339 * gthr-gnat.h: Likewise.
19340 * gthr-lynx.h: Likewise.
19341 * gthr-mipssde.h: Likewise.
19342 * gthr-nks.h: Likewise.
19343 * gthr-posix.c: Likewise.
19344 * gthr-posix.h: Likewise.
19345 * gthr-posix95.h: Likewise.
19346 * gthr-rtems.h: Likewise.
19347 * gthr-single.h: Likewise.
19348 * gthr-solaris.h: Likewise.
19349 * gthr-tpf.h: Likewise.
19350 * gthr-vxworks.h: Likewise.
19351 * gthr-win32.h: Likewise.
19352 * gthr.h: Likewise.
19353 * libgcc2.c: Likewise.
19354 * libgcc2.h: Likewise.
19355 * libgcov.c: Likewise.
19356 * tsystem.h: Likewise.
19357 * typeclass.h: Likewise.
19358 * unwind-c.c: Likewise.
19359 * unwind-compat.h: Likewise.
19360 * unwind-dw2-fde-compat.c: Likewise.
19361 * unwind-dw2-fde-darwin.c: Likewise.
19362 * unwind-dw2-fde-glibc.c: Likewise.
19363 * unwind-dw2-fde.c: Likewise.
19364 * unwind-dw2-fde.h: Likewise.
19365 * unwind-dw2.c: Likewise.
19366 * unwind-dw2.h: Likewise.
19367 * unwind-generic.h: Likewise.
19368 * unwind-pe.h: Likewise.
19369 * unwind-sjlj.c: Likewise.
19370 * unwind.inc: Likewise.
19371 * config/arm/neon-gen.ml: Change generated copyright header to
19372 refer to version 3 of the GNU General Public License with
19373 version 3.1 of the GCC Runtime Library Exception and to point
19374 readers at the COPYING3 and COPYING3.RUNTIME files and the
19375 FSF's license web page.
19376 * config/arm/arm_neon.h: Regenerate.
19378 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19380 * config/cris/cris.md: Change copyright header to refer to version
19381 3 of the GNU General Public License.
19382 * doc/install.texi2html: Change copyright header to refer to version
19383 3 of the GNU General Public License and to point readers at the
19384 COPYING3 file and the FSF's license web page.
19385 * config/vax/linux.h: Likewise.
19387 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19389 * config/i386/i386.md (cmpcc): New.
19390 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19391 (sync_compare_and_swap_cc*): Delete.
19393 * config/s390/s390.c (s390_compare_emitted): Remove.
19394 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19395 s390_compare_emitted used to be handled. Assert that modes match.
19396 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19397 refer to sync_compare_and_swap_ccsi.
19398 * config/s390/s390.h (s390_compare_emitted): Remove.
19399 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19400 instead of s390_compare_emitted.
19401 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19402 instead of s390_compare_emitted.
19403 * config/s390/s390.md (cmpcc): New.
19404 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19405 CC_REGNUM, do not pretend it's set.
19406 (sync_compare_and_swap_cc*): Delete.
19407 * config/s390/predicates.md (cc_reg_operand): New.
19409 * expr.c (sync_compare_and_swap_cc): Delete.
19410 * optabs.h (sync_compare_and_swap_cc): Delete.
19411 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19412 is being used with can_compare_p.
19413 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19414 (find_cc_set): New.
19415 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19416 look for a MODE_CC set instead. Use emit_store_flag.
19417 (expand_compare_and_swap_loop): Likewise, with some additional
19418 complication to avoid a force_reg when useless. Use
19419 emit_cmp_and_jump_insns.
19420 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19421 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19422 sync_compare_and_swap documentation.
19424 2009-04-09 Jan Hubicka <jh@suse.cz>
19426 * except.c (find_prev_try): Break out from ....
19427 (duplicate_eh_regions): ... here; properly update prev_try pointers
19428 when duplication part of tree.
19429 (dump_eh_tree): Improve dumping.
19430 (verify_eh_region): New.
19431 (verify_eh_tree): Use it.
19433 2009-04-06 Richard Guenther <rguenther@suse.de>
19435 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19436 &ARRAY addresses by adjusting their types and prepending
19438 * tree-cfg.c (verify_gimple_assign_single): Verify that
19439 addresses are correct.
19441 2009-04-09 Richard Guenther <rguenther@suse.de>
19443 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19444 indices into an array reference if possible.
19445 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19446 Fold POINTER_PLUS_EXPR statements with invariant address.
19448 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19451 * config.gcc (powerpc64-*-linux*): Always build biarch.
19453 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19456 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19457 it and pedwarn if this results in an INTEGER_CST.
19459 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19461 * doc/install.texi: Update minimum GMP version. Remove obsolete
19462 text in MPFR section.
19464 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19466 * dwarf2out.c (class_scope_p): New static inline.
19467 (class_or_namespace_scope_p): Use it.
19468 (gen_variable_die): Use DW_TAG_member tag for static data member
19469 declarations instead of DW_TAG_variable.
19471 PR middle-end/39573
19472 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19475 2009-04-08 Richard Guenther <rguenther@suse.de>
19477 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19478 valueize random data.
19480 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19482 * config.gcc (aix tm_file): Add aix-stdint.h.
19483 (aix tm clause use_gcc_stdint): Set to wrap.
19484 * config/rs6000/aix-stdint.h: New file.
19486 2009-04-08 Richard Guenther <rguenther@suse.de>
19488 PR middle-end/36291
19489 * tree-dfa.c (add_referenced_var): Do not recurse into
19490 global initializers.
19491 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19493 (fold_const_aggregate_ref): Likewise.
19495 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19497 * recog.c (ordered_comparison_operator): New.
19498 * gensupport.c (std_preds): Add it.
19499 * doc/md.texi (Machine-Independent Predicates): Document it.
19501 2009-04-08 Jan Hubicka <jh@suse.cz>
19503 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19504 * function.h (rtl_eh): Remove exception_handler_label_map.
19505 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19506 remove_exception_handler_label, for_each_eh_label_1): Remove.
19507 (rtl_remove_unreachable_regions): Remove.
19508 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19509 (find_exception_handler_labels): Don't build the hashtable.
19510 (maybe_remove_eh_handler): Remove.
19511 (for_each_eh_label): Rewrite to walk the tree.
19512 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19513 * except.h (maybe_remove_eh_handler): Remove.
19514 * passes.c (init_optimization_passes): Schedule second EH cleanup
19516 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19517 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19519 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19521 * genoutput.c (validate_optab_operands): New.
19522 (gen_insn, gen_expand): Call it.
19524 * genflags.c (gen_insn): Detect misused iterators.
19525 (main): Pass line_no to gen_insn, exit with status 1 on error.
19527 * genextract.c (line_no): Make global.
19528 (VEC_safe_set_locstr): Change assertion to error message.
19529 (main): Exit with status 1 on error.
19531 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19535 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19536 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19537 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19538 * c-convert.c (convert): Do not call fold on results of conversion
19539 functions when the result is a C_MAYBE_CONST_EXPR.
19540 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19541 of __builtin_choose_expr.
19542 * c-typeck.c (remove_c_maybe_const_expr): New.
19543 (build_unary_op, build_conditional_expr, build_compound_expr,
19544 build_binary_op, c_objc_common_truthvalue_conversion): Call
19545 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19548 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19550 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19551 CODE to produce a new one. Add a prototype to use fold_convert_const
19553 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19556 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19557 mix declarations and code.
19559 2009-04-08 Ben Elliston <bje@au.ibm.com>
19561 * gcc.c: Replace `CC' with `GCC' throughout.
19563 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19565 * doc/invoke.texi: Document Atom support.
19567 2009-04-07 Jason Merrill <jason@redhat.com>
19570 * c-common.h, c-common.c: Add flag_pretty_templates.
19571 * c-opts.c (c_common_handle_option): Set it.
19572 * c.opt: Add -fno-pretty-templates.
19573 * doc/invoke.texi (C++ Dialect Options): Likewise.
19575 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19577 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19578 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19579 (ia64_expand_builtin): Likewise.
19581 2009-04-07 Martin Jambor <mjambor@suse.cz>
19583 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19584 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19585 ADDR_EXPRS are include too.
19587 2009-04-07 Richard Guenther <rguenther@suse.de>
19589 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19590 decls are only used if passes as parameters or if they are
19591 local statics and the call is not to a builtin.
19592 (call_may_clobber_ref_p_1): Likewise.
19594 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19596 * expr.c (do_store_flag): Remove last argument. Simplify code
19597 to avoid duplication of tests already done by can_compare_p.
19598 (expand_expr_real_1): Adjust caller.
19600 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19602 * optabs.c (can_compare_p): Test the predicate of a
19603 cbranch and cstore pattern.
19605 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19607 * expr.c (convert_move): Use emit_store_flag instead of
19610 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19612 * config/i386/i386.c (ix86_compare_emitted): Remove.
19613 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19614 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19615 * config/i386/i386.h (ix86_compare_emitted): Remove.
19616 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19617 instead of ix86_compare_emitted.
19618 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19620 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19622 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19623 Add t-sysroot-suffix to tmake_file.
19624 * config/print-sysroot-suffix.sh: New file.
19625 * config/t-sysroot-suffix: New file.
19627 2009-04-07 Ben Elliston <bje@au.ibm.com>
19629 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19630 as the latter produces a warning when the target does not support
19633 2009-04-07 Ben Elliston <bje@au.ibm.com>
19635 * dfp.c: Replace type punning assignments with memcpy throughout.
19636 * Makefile.in (dfp.o-warn): Remove.
19638 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19641 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19642 Include soft-fp/t-softfp after rs6000/t-linux64.
19644 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19646 * stor-layout.c (set_sizetype): Use the full precision of their
19647 machine mode for bitsize types.
19649 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19651 * config/i386/i386.md: Revert 2 accidental checkins.
19653 2009-04-06 Joey Ye <joey.ye@intel.com>
19654 Xuepeng Guo <xuepeng.guo@intel.com>
19655 H.J. Lu <hongjiu.lu@intel.com>
19657 Atom pipeline model, tuning and insn selection.
19658 * config.gcc (atom): Add atom config options and target.
19660 * config/i386/atom.md: New.
19662 * config/i386/i386.c (atom_cost): New cost.
19663 (m_ATOM): New macro flag.
19664 (initial_ix86_tune_features): Set m_ATOM.
19665 (x86_accumulate_outgoing_args): Likewise.
19666 (x86_arch_always_fancy_math_387): Likewise.
19667 (processor_target): Add Atom cost.
19668 (cpu_names): Add Atom cpu name.
19669 (override_options): Set Atom ISA.
19670 (ix86_issue_rate): New case PROCESSOR_ATOM.
19671 (ix86_adjust_cost): Likewise.
19673 * config/i386/i386.h (TARGET_ATOM): New target macro.
19674 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19675 (TARGET_OPT_AGU): New target option.
19676 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19677 (processor_type): Add PROCESSOR_ATOM.
19679 * config/i386/i386.md (cpu): Add new value "atom".
19680 (use_carry, movu): New attr.
19681 (atom.md): Include atom.md.
19682 (adddi3_carry_rex64): Set attr "use_carry".
19683 (addqi3_carry): Likewise.
19684 (addhi3_carry): Likewise.
19685 (addsi3_carry): Likewise.
19686 (*addsi3_carry_zext): Likewise.
19687 (subdi3_carry_rex64): Likewise.
19688 (subqi3_carry): Likewise.
19689 (subhi3_carry): Likewise.
19690 (subsi3_carry): Likewise.
19691 (x86_movdicc_0_m1_rex64): Likewise.
19692 (*x86_movdicc_0_m1_se): Likewise.
19693 (x86_movsicc_0_m1): Likewise.
19694 (*x86_movsicc_0_m1_se): Likewise.
19695 (*adddi_1_rex64): Emit add insn as much as possible.
19696 (*addsi_1): Likewise.
19697 (return_internal): Set atom_unit.
19698 (return_internal_long): Likewise.
19699 (return_pop_internal): Likewise.
19700 (*rcpsf2_sse): Set atom_sse_attr attr.
19701 (*qrt<mode>2_sse): Likewise.
19702 (*prefetch_sse): Likewise.
19704 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19706 (ix86_target_macros_internal): Likewise.
19708 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19709 (*prefetch_sse_rex): Likewise.
19710 (sse_rcpv4sf2): Likewise.
19711 (sse_vmrcpv4sf2): Likewise.
19712 (sse_sqrtv4sf2): Likewise.
19713 (<sse>_vmsqrt<mode>2): Likewise.
19714 (sse_ldmxcsr): Likewise.
19715 (sse_stmxcsr): Likewise.
19716 (*sse_sfence): Likewise.
19717 (sse2_clflush): Likewise.
19718 (*sse2_mfence): Likewise.
19719 (*sse2_lfence): Likewise.
19720 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19721 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19722 (avx_movdqu<avxmodesuffix>): Likewise.
19723 (avx_lddqu<avxmodesuffix>): Likewise.
19724 (sse2_movntv2di): Change attr "type" to "ssemov".
19725 (sse2_movntsi): Likewise.
19726 (rsqrtv8sf2): Change attr "type" to "sseadd".
19727 (sse3_addsubv2df3): Set attr "atom_unit".
19728 (sse3_h<plusminus_insn>v4sf3): Likewise.
19729 (*sse2_pmaddwd): Likewise.
19730 (*vec_extractv2di_1_rex64): Likewise.
19731 (*vec_extractv2di_1_avx): Likewise.
19732 (sse2_psadbw): Likewise.
19733 (ssse3_phaddwv8hi3): Likewise.
19734 (ssse3_phaddwv4hi3): Likewise.
19735 (ssse3_phadddv4si3): Likewise.
19736 (ssse3_phadddv2si3): Likewise.
19737 (ssse3_phaddswv8hi3): Likewise.
19738 (ssse3_phaddswv4hi3): Likewise.
19739 (ssse3_phsubwv8hi3): Likewise.
19740 (ssse3_phsubwv4hi3): Likewise.
19741 (ssse3_phsubdv4si3): Likewise.
19742 (ssse3_phsubdv2si3): Likewise.
19743 (ssse3_phsubswv8hi3): Likewise.
19744 (ssse3_phsubswv4hi3): Likewise.
19745 (ssse3_pmaddubsw128): Likewise.
19746 (sse3_pmaddubsw: Likewise.
19747 (ssse3_palignrti): Likewise.
19748 (ssse3_palignrdi): Likewise.
19750 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19752 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19754 2009-04-06 Richard Guenther <rguenther@suse.de>
19756 PR tree-optimization/28868
19757 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19758 of which PHI results we inserted.
19759 (insert_into_preds_of_block): Record inserted PHIs.
19760 (eliminate): Eliminate redundant PHI nodes.
19761 (init_pre): Init inserted_phi_names.
19763 2009-04-06 Richard Guenther <rguenther@suse.de>
19765 PR tree-optimization/39643
19766 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19767 IMAGPART_EXPRs of complex constants.
19768 (execute_fold_all_builtins): If we folded a call queue
19769 TODO_update_address_taken.
19771 2009-04-06 Jan Hubicka <jh@suse.cz>
19773 PR middle-end/39659
19774 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19777 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19779 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19781 (ic_invalidate_array): Likewise.
19783 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19785 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19786 alignment for library calls.
19788 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19790 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19791 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19792 * config/i386/mingw-stdint.h: New file.
19794 2009-04-05 Richard Guenther <rguenther@suse.de>
19796 PR tree-optimization/39648
19797 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19798 our &A vs. &A[0] IL deficiencies.
19800 2009-04-04 Jan Hubicka <jh@suse.cz>
19802 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19803 removed toplevel regions.
19804 (sjlj_mark_call_sites): Likewise.
19806 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19808 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19809 (cygwin tm clause use_gcc_stdint): Set to wrap.
19810 * config/i386/cygwin-stdint.h: New file.
19812 2009-04-04 Richard Guenther <rguenther@suse.de>
19814 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19815 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19816 single-argument PHIs if we are in loop-closed SSA form.
19817 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19818 for the pre-condition.
19819 (slpeel_tree_peel_loop_to_edge): Likewise.
19820 (vect_build_loop_niters): Take an optional sequence to append stmts.
19821 (vect_generate_tmps_on_preheader): Likewise.
19822 (vect_do_peeling_for_loop_bound): Take extra guards for the
19824 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19825 the cost model check.
19826 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19827 guards if we are going to peel. Do not apply versioning in that case.
19828 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19829 (vect_do_peeling_for_loop_bound): Likewise.
19830 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
19831 loop bound only record extra pre-conditions, do not apply loop
19834 2009-04-04 Richard Guenther <rguenther@suse.de>
19836 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
19839 2009-04-04 Jan Hubicka <jh@suse.cz>
19841 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
19842 last_basic_block for size of bb->index indexed array.
19843 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
19844 compute_out, link_btr_uses, build_btr_def_use_webs,
19845 build_btr_def_use_webs, migrate_btr_defs): Likewise.
19847 2009-04-04 Jan Hubicka <jh@suse.cz>
19849 * except.c (remove_eh_handler_and_replace): Break out from ...
19850 (remove_eh_handler): ... here.
19851 (bring_to_root): New function.
19852 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19853 handled ones, bring others to root of tree.
19855 2009-04-04 Jan Hubicka <jh@suse.cz>
19857 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
19858 (all_phis_safe_to_merge): New function.
19859 (update_info): New structure.
19860 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
19861 (cleanup_empty_eh): Update SSA if possible.
19863 2009-04-04 Richard Guenther <rguenther@suse.de>
19865 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
19866 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
19867 (append_vuse): Likewise.
19869 2009-04-04 Jakub Jelinek <jakub@redhat.com>
19871 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
19872 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
19873 instead of REG_UNSAVED for DW_CFA_undefined.
19874 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
19875 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
19878 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
19881 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
19882 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
19883 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
19885 2009-04-04 Richard Guenther <rguenther@suse.de>
19887 PR tree-optimization/8781
19888 PR tree-optimization/37892
19889 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19890 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19891 (valueize_refs): Call it for *& valueizations.
19892 (shared_reference_ops_from_ref): Rename to ...
19893 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19894 (shared_reference_ops_from_call): Rename to ...
19895 (valueize_shared_reference_ops_from_call): ... this and valueize.
19896 (vn_reference_lookup): Update.
19897 (visit_reference_op_call): Likewise.
19898 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19899 (eliminate): Value-replace the call address in call statements.
19901 2009-04-04 Richard Guenther <rguenther@suse.de>
19903 PR tree-optimization/39636
19904 * tree-ssa-forwprop.c
19905 (forward_propagate_addr_into_variable_array_index): Check for
19906 GIMPLE_ASSIGN before accessing the rhs code.
19908 2009-04-03 Jason Merrill <jason@redhat.com>
19910 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19912 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19914 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19915 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19916 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19917 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19918 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19919 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19920 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19921 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19922 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19923 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19924 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19925 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19926 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19927 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19928 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19929 Use fr_reg_or_fp01_operand instead of fr_register_operand
19931 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19932 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19933 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19935 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19937 PR rtl-optimization/39607
19938 PR rtl-optimization/39631
19942 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19943 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19944 instead of DF_LR_OUT.
19945 * ira-lives.c (process_bb_node_lives): Ditto.
19946 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19947 instead of DF_LR_{OUT,IN}.
19948 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19949 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19951 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19953 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19954 (execute_lower_omp): Always run but take the short way out if -fopenmp
19956 (gate_lower_omp): Remove, forcing the pass manager to always run the
19957 pass and always set PROP_gimple_lomp.
19958 (pass_lower_omp): Remove gate function.
19959 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19960 PROP_trees. Instead, require it.
19961 * ipa-cp.c (pass_ipa_cp): Likewise.
19962 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19963 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19964 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19965 and PROP_gimple_leh.
19967 2009-04-03 Richard Guenther <rguenther@suse.de>
19969 PR middle-end/13146
19970 PR tree-optimization/23940
19971 PR tree-optimization/33237
19972 PR middle-end/33974
19973 PR middle-end/34093
19974 PR tree-optimization/36201
19975 PR tree-optimization/36230
19976 PR tree-optimization/38049
19977 PR tree-optimization/38207
19978 PR tree-optimization/38230
19979 PR tree-optimization/38301
19980 PR tree-optimization/38585
19981 PR middle-end/38895
19982 PR tree-optimization/38985
19983 PR tree-optimization/39299
19984 * tree-ssa-structalias.h: Remove.
19985 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19986 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19987 (struct vuse_element_d): Remove.
19988 (struct vuse_vec_d): Likewise.
19989 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19990 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19991 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19992 VUSE_ELEMENT_VAR): Likewise.
19993 (struct voptype_d): Likewise.
19994 (NUM_VOP_FREE_BUCKETS): Likewise.
19995 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19996 (struct stmt_operands_d): Remove.
19997 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19998 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19999 VDEF_NUM, VDEF_VECT): Likewise.
20000 (copy_virtual_operands): Remove.
20001 (operand_build_cmp): Likewise.
20002 (create_ssa_artificial_load_stmt): Likewise.
20003 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20004 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20005 vuse_index and mayuse_index members. Pack and move done and iter_type
20006 members to the front.
20007 (SSA_OP_VMAYUSE): Remove.
20008 (SSA_OP_VIRTUAL_USES): Adjust.
20009 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20010 (unlink_stmt_vdef): Declare.
20011 (add_to_addressable_set): Remove.
20012 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20013 (vrp_visit_stmt): Likewise.
20014 * doc/tree-ssa.texi (Alias analysis): Update.
20015 * doc/invoke.texi (max-aliased-vops): Remove docs.
20016 (avg-aliased-vops): Likewise.
20017 * tree-into-ssa.c (syms_to_rename): Remove.
20018 (need_to_update_vops_p): Likewise.
20019 (need_to_initialize_update_ssa_p): Rename to ...
20020 (update_ssa_initialized_fn): ... this. Track function we are
20022 (symbol_marked_for_renaming): Simplify.
20023 (add_new_name_mapping): Do not set need_to_update_vops_p.
20024 (dump_currdefs): Use SYMS_TO_RENAME.
20025 (rewrite_update_stmt): Always walk all uses/defs.
20026 (dump_update_ssa): Adjust.
20027 (init_update_ssa): Take function argument. Track what we are
20029 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20030 (create_new_def_for): Initialize for cfun, assert we are initialized
20032 (mark_sym_for_renaming): Simplify.
20033 (mark_set_for_renaming): Do not initialize update-ssa.
20034 (need_ssa_update_p): Simplify. Take function argument.
20035 (name_mappings_registered_p): Assert we ask for the correct function.
20036 (name_registered_for_update_p): Likewise.
20037 (ssa_names_to_replace): Likewise.
20038 (release_ssa_name_after_update_ssa): Likewise.
20039 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20040 (dump_decl_set): Do not print a newline.
20041 (debug_decl_set): Do it here.
20042 (dump_update_ssa): And here.
20043 * tree-ssa-loop-im.c (move_computations): Adjust.
20044 (movement_possibility): Likewise.
20045 (determine_max_movement): Likewise.
20046 (gather_mem_refs_stmt): Likewise.
20047 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20048 or NAME_MEMORY_TAG.
20049 * tree-complex.c (update_all_vops): Remove.
20050 (expand_complex_move): Adjust.
20051 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20052 Simplify test for memory referencing statement. Exclude
20053 non-invariant ADDR_EXPRs.
20054 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20055 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20056 (rdg_flag_uses): Likewise.
20057 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20059 (tree_optimize_tail_calls_1): Also split the
20060 edge from the entry block if we have degenerate PHI nodes in
20061 the first basic block.
20062 * tree.c (init_ttree): Remove memory-tag related code.
20063 (tree_code_size): Likewise.
20064 (tree_node_structure): Likewise.
20065 (build7_stat): Re-write to be build6_stat.
20066 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20067 (SSA_VAR_P): Adjust.
20068 (struct tree_memory_tag): Remove.
20069 (struct tree_memory_partition_tag): Likewise.
20070 (union tree_node): Adjust.
20071 (build7): Re-write to be build6.
20072 * tree-pass.h (pass_reset_cc_flags): Remove.
20073 (TODO_update_address_taken): New flag.
20074 (pass_simple_dse): Remove.
20075 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20076 * params.h (MAX_ALIASED_VOPS): Remove.
20077 (AVG_ALIASED_VOPS): Likewise.
20078 * omp-low.c (expand_omp_taskreg): Update SSA form.
20079 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20080 aliases the lhs in a copy stmt.
20081 * tree-ssa-dse.c (struct address_walk_data): Remove.
20082 (memory_ssa_name_same): Likewise.
20083 (memory_address_same): Likewise.
20084 (get_kill_of_stmt_lhs): Likewise.
20085 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20086 unused stores. Look through PHI nodes into post-dominated regions.
20087 (dse_optimize_stmt): Simplify. Properly remove stores.
20088 (tree_ssa_dse): Compute dominators.
20089 (execute_simple_dse): Remove.
20090 (pass_simple_dse): Likewise.
20091 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20092 gimple_loaded_syms and gimple_stored_syms computation.
20093 * toplev.c (dump_memory_report): Dump alias and pta stats.
20094 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20095 (vn_reference_eq): Likewise.
20096 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20097 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20098 valueize_vuses): Remove.
20099 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20100 (get_def_ref_stmt_vuse): ... this.
20101 (vn_reference_lookup_2): New function.
20102 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20103 walking equivalent vuses. Simplify.
20104 (vn_reference_lookup): Likewise.
20105 (vn_reference_insert): Likewise.
20106 (vn_reference_insert_pieces): Likewise.
20107 (visit_reference_op_call): Simplify.
20108 (visit_reference_op_load): Likewise.
20109 (visit_reference_op_store): Likewise.
20110 (init_scc_vn): Remove shared_lookup_vuses initialization.
20111 (free_scc_vn): Remove shared_lookup_vuses freeing.
20112 (sort_vuses, sort_vuses_heap): Remove.
20113 (get_ref_from_reference_ops): Export.
20114 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20115 vector with single vuse pointer.
20116 (vn_reference_lookup_pieces, vn_reference_lookup,
20117 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20118 (shared_vuses_from_stmt): Remove.
20119 (get_ref_from_reference_ops): Declare.
20120 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20121 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20122 memory-tag related code.
20123 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20124 (likely_value): Add comment, skip static-chain of call statements.
20125 (surely_varying_stmt_p): Adjust.
20126 (gimplify_and_update_call_from_tree): Likewise.
20127 (execute_fold_all_builtins): Do not rebuild alias info.
20128 (gimplify_and_update_call_from_tree): Properly update VOPs.
20129 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20130 (copy_ref_info): Remove memory-tag related code.
20131 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20132 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20133 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20135 * tree-ssa-dom.c (gimple_p): Remove typedef.
20136 (eliminate_redundant_computations): Adjust.
20137 (record_equivalences_from_stmt): Likewise.
20138 (avail_expr_hash): Likewise.
20139 (avail_expr_eq): Likewise.
20140 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20141 (stmt_makes_single_load): Likewise.
20142 (stmt_makes_single_store): Likewise.
20143 * tree-ssa-alias.c: Rewrite completely.
20144 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20145 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20146 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20147 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20148 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20149 Remove public functions.
20150 (pass_reset_cc_flags): Remove.
20151 (pass_build_alias): Move ...
20152 * tree-ssa-structalias.c (pass_build_alias): ... here.
20153 * tree-ssa-alias.c (may_be_aliased): Move ...
20154 * tree-flow-inline.h (may_be_aliased): ... here.
20155 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20156 count_uses_and_derefs): Move ...
20157 * gimple.c: ... here.
20158 * gimple.h (count_uses_and_derefs): Declare.
20159 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20160 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20161 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20162 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20163 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20164 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20165 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20167 * tree-dfa.c (refs_may_alias_p): Move ...
20168 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20169 * tree-ssa-alias.h: New file.
20170 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20171 (statement_sink_location): Likewise.
20172 * opts.c (decode_options): Do not adjust max-aliased-vops or
20173 avg-aliased-vops values.
20174 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20175 (TV_CALL_CLOBBER): Likewise.
20176 (TV_FLOW_SENSITIVE): Likewise.
20177 (TV_FLOW_INSENSITIVE): Likewise.
20178 (TV_MEMORY_PARTITIONING): Likewise.
20179 (TV_ALIAS_STMT_WALK): New timevar.
20180 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20181 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20182 (get_address_description): Remove memory-tag related code.
20183 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20184 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20185 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20186 and immediate uses in statements. Document.
20187 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20188 (dump_symbols): Remove.
20189 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20190 * alias.c (get_deref_alias_set): New function split out from ...
20191 (get_alias_set): ... here.
20192 * alias.h (get_deref_alias_set): Declare.
20193 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20194 type parameter. Remove restrict pointer handling. Create a
20195 ref-all pointer in case type-based alias sets do not conflict.
20196 (vect_analyze_data_refs): Remove SMT related code.
20197 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20198 (vectorizable_load): Likewise.
20199 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20200 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20201 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20202 Ignore vops and SMTs.
20203 (dr_analyze_alias): Likewise..
20204 (free_data_ref): Likewise.
20205 (create_data_ref): Likewise.
20206 (analyze_all_data_dependences): Likewise.
20207 (get_references_in_stmt): Adjust.
20208 * tree-flow-inline.h (gimple_aliases_computed_p,
20209 gimple_addressable_vars, gimple_call_clobbered_vars,
20210 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20211 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20212 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20213 gimple_mem_ref_stats): Remove.
20214 (gimple_vop): New function.
20215 (op_iter_next_use): Remove vuses and mayuses cases.
20216 (op_iter_next_def): Remove vdefs case.
20217 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20218 (clear_and_done_ssa_iter): Do not set removed fields.
20219 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20220 Assert we are not iterating over vuses or vdefs if not also
20221 iterating over uses or defs.
20222 (op_iter_init_use): Likewise.
20223 (op_iter_init_def): Likewise.
20224 (op_iter_next_vdef): Remove.
20225 (op_iter_next_mustdef): Likewise.
20226 (op_iter_init_vdef): Likewise.
20227 (compare_ssa_operands_equal): Likewise.
20228 (link_use_stmts_after): Handle vuse operand.
20229 (is_call_used): Use is_call_clobbered.
20230 (is_call_clobbered): Global variables are always call clobbered,
20231 query the call-clobbers bitmap.
20232 (mark_call_clobbered): Ignore global variables.
20233 (clear_call_clobbered): Likewise.
20234 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20235 virtual operands sanity check.
20236 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20238 (TARGET_MEM_REF): Remove TMR_TAG operand.
20239 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20240 Remove call-clobber related code.
20241 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20242 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20243 partitions or escape reason.
20244 (get_single_def_stmt, get_single_def_stmt_from_phi,
20245 get_single_def_stmt_with_phi): Remove.
20246 (dump_referenced_vars): Tidy.
20247 (get_ref_base_and_extent): Allow bare decls.
20248 (collect_dfa_stats): Adjust.
20249 * graphite.c (rename_variables_in_stmt): Adjust.
20250 (graphite_copy_stmts_from_block): Likewise.
20251 (translate_clast): Likewise.
20252 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20254 (translate_vuse_through_block): Use the oracle.
20255 (phi_translate_1): Adjust.
20256 (value_dies_in_block_x): Use the oracle. Cache the outcome
20258 (valid_in_sets): Check if the VUSE for
20259 a REFERENCE is available.
20260 (eliminate): Do not remove stmts during elimination,
20261 instead queue and remove them afterwards.
20262 (do_pre): Do not rebuild alias info.
20263 (pass_pre): Run TODO_rebuild_alias before PRE.
20264 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20265 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20266 (mark_all_v_defs_stmt): Remove.
20267 (mark_all_v_defs_seq): Adjust.
20268 (sra_replace): Likewise.
20269 (scalarize_use): Likewise.
20270 (scalarize_copy): Likewise.
20271 (scalarize_init): Likewise.
20272 (scalarize_ldst): Likewise.
20273 (todoflags): Remove.
20274 (tree_sra): Do not rebuild alias info.
20275 (tree_sra_early): Adjust.
20276 (pass_sra): Run TODO_update_address_taken before SRA.
20277 * tree-predcom.c (set_alias_info): Remove.
20278 (prepare_initializers_chain): Do not call it.
20279 (mark_virtual_ops_for_renaming): Adjust.
20280 (mark_virtual_ops_for_renaming_list): Remove.
20281 (initialize_root_vars): Adjust.
20282 (initialize_root_vars_lm): Likewise.
20283 (prepare_initializers_chain): Likewise.
20284 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20285 (may_propagate_copy_into_stmt): Likewise.
20286 (merge_alias_info): Do nothing for now.
20287 (propagate_tree_value_into_stmt): Adjust.
20288 (stmt_may_generate_copy): Likewise.
20289 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20290 not mark symbols for renaming.
20291 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20292 with the same statement, make sure to update the new pointed-to one.
20293 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20294 call statements, do not mark symbols for renaming.
20295 (mark_operand_necessary): Dump something.
20296 (ref_may_be_aliased): New function.
20297 (mark_aliased_reaching_defs_necessary_1): New helper function.
20298 (mark_aliased_reaching_defs_necessary): Likewise.
20299 (mark_all_reaching_defs_necessary_1): Likewise.
20300 (mark_all_reaching_defs_necessary): Likewise.
20301 (propagate_necessity): Do not process virtual PHIs. For
20302 non-aliased loads mark all reaching definitions as necessary.
20303 For aliased loads and stores mark the immediate dominating
20304 aliased clobbers as necessary.
20305 (visited): New global static.
20306 (perform_tree_ssa_dce): Free visited bitmap after propagating
20308 (remove_dead_phis): Perform simple dead virtual PHI removal.
20309 (remove_dead_stmt): Properly unlink virtual operands when
20311 (eliminate_unnecessary_stmts): Schedule PHI removal after
20313 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20314 (process_replaceable): Likewise.
20315 (find_replaceable_in_bb): Likewise.
20316 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20317 based on the single gimple vop.
20318 (verify_flow_insensitive_alias_info): Remove.
20319 (verify_flow_sensitive_alias_info): Likewise.
20320 (verify_call_clobbering): Likewise.
20321 (verify_memory_partitions): Likewise.
20322 (verify_alias_info): Likewise.
20323 (verify_ssa): Adjust..
20324 (execute_update_addresses_taken): Export. Update SSA
20325 manually. Optimize only when optimizing. Use a local bitmap.
20326 (pass_update_address_taken): Remove TODO_update_ssa, add
20328 (pass_update_address_taken): Just use TODO_update_address_taken.
20329 (init_tree_ssa): Do not initialize addressable_vars.
20330 (verify_ssa): Verify new VUSE / VDEF properties.
20331 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20332 Do not call verify_alias_info.
20333 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20334 Do not free the loaded and stored syms bitmaps. Reset the escaped
20335 and callused solutions. Do not free addressable_vars.
20336 Remove memory-tag related code.
20337 (warn_uninitialized_var): Aliases are always available.
20338 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20339 * lambda-code.c (can_put_in_inner_loop): Adjust.
20340 (can_put_after_inner_loop): Likewise.
20341 (perfect_nestify): Likewise.
20342 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20343 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20344 (vectorizable_conversion): Do not mark symbols for renaming.
20345 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20346 (expand_call_inline): Unlink the calls virtual operands before
20348 (tree_function_versioning): Do not call update_ssa if we are not
20349 updating clones. Simplify.
20350 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20351 (propagate_with_phi): Likewise..
20352 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20353 clobber code. Assert we are not aliased or global.
20354 * tree-flow.h: Include tree-ssa-alias.h
20355 (enum escape_type): Remove.
20356 (struct mem_sym_stats_d): Likewise.
20357 (struct mem_ref_stats_d): Likewise.
20358 (struct gimple_df): Add vop member. Remove global_var,
20359 call_clobbered_vars, call_used_vars, addressable_vars,
20360 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20361 escaped and callused members.
20362 (struct ptr_info_def): Remove all members, add points-to solution
20364 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20365 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20366 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20367 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20368 (tree-ssa-alias.o): Likewise.
20369 (toplev.o): Add tree-ssa-alias.h
20370 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20371 * gimple.c (gimple_set_bb): Fix off-by-one error.
20372 (is_gimple_reg): Do not handle memory tags.
20373 (gimple_copy): Also copy virtual operands.
20374 Delay updating the statement. Do not reset loaded and stored syms.
20375 (gimple_set_stored_syms): Remove.
20376 (gimple_set_loaded_syms): Likewise.
20377 (gimple_call_copy_skip_args): Copy the virtual operands
20378 and mark the new statement modified.
20379 * tree-ssa-structalias.c (may_alias_p): Remove.
20380 (set_uids_in_ptset): Take the alias set to prune with as
20381 parameter. Fold in the alias test of may_alias_p.
20382 (compute_points_to_sets): Compute whether a ptr is dereferenced
20383 in a local sbitmap.
20384 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20385 other ADDRESSOF constraints on the lhs.
20386 (get_constraint_for_component_ref): Assert that we don't get
20387 ADDRESSOF constraints from the base of the reference.
20388 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20389 (struct variable_info): Remove collapsed_to member.
20390 (get_varinfo_fc): Remove.
20391 (new_var_info): Do not set collapsed_to.
20392 (dump_constraint): Do not follow cycles.
20393 (dump_constraint_graph): Likewise.
20394 (build_pred_graph): Likewise.
20395 (build_succ_graph): Likewise.
20396 (rewrite_constraints): Likewise.
20397 (do_simple_structure_copy): Remove.
20398 (do_rhs_deref_structure_copy): Remove.
20399 (do_lhs_deref_structure_copy): Remove.
20400 (collapse_rest_of_var): Remove.
20401 (do_structure_copy): Re-implement.
20402 (pta_stats): New global variable.
20403 (dump_pta_stats): New function.
20404 (struct constraint_expr): Make offset signed.
20405 (UNKNOWN_OFFSET): Define special value.
20406 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20407 (solution_set_expand): New helper function split out from ...
20408 (do_sd_constraint): ... here.
20409 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20410 (do_ds_constraint): Likewise.
20411 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20412 and CALLUSED = *CALLUSED.
20413 (set_union_with_increment): Make inc argument signed.
20414 (type_safe): Remove.
20415 (get_constraint_for_ptr_offset): Handle unknown and negative
20417 (first_vi_for_offset): Handle offsets before start. Bail
20418 out early for offsets beyond the variable extent.
20419 (first_or_preceding_vi_for_offset): New function.
20420 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20421 Together with ESCAPED = *ESCAPED this properly computes reachability.
20422 (find_what_var_points_to): New function.
20423 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20424 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20425 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20426 pt_solutions_intersect): New functions.
20427 (compute_call_used_vars): Remove.
20428 (compute_may_aliases): New main entry into PTA computation.
20429 * gimple.h (gimple_p): New typedef.
20430 (struct gimple_statement_base): Remove references_memory_p.
20431 (struct gimple_statement_with_memory_ops_base): Remove
20432 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20434 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20435 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20436 gimple_set_references_memory): Remove.
20437 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20438 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20440 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20441 (verify_expr): Allow RESULT_DECL.
20442 (gimple_duplicate_bb): Do not copy virtual operands.
20443 (gimple_duplicate_sese_region): Adjust.
20444 (gimple_duplicate_sese_tail): Likewise.
20445 (mark_virtual_ops_in_region): Remove.
20446 (move_sese_region_to_fn): Do not call it.
20447 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20448 and pass_simple_dse.
20449 (execute_function_todo): Handle TODO_update_address_taken,
20450 call execute_update_addresses_taken for TODO_rebuild_alias.
20451 (execute_todo): Adjust.
20452 (execute_one_pass): Init dump files early.
20453 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20455 (create_general_new_stmt): Clear vops.
20456 * tree-ssa-reassoc.c (get_rank): Adjust.
20457 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20458 symbols for renaming.
20459 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20460 (PARAM_AVG_ALIASED_VOPS): Likewise.
20461 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20462 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20463 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20464 (operand_build_cmp, copy_virtual_operands,
20465 create_ssa_artificial_load_stmt, add_to_addressable_set,
20466 gimple_add_to_addresses_taken): Remove public functions.
20467 (unlink_stmt_vdef): New function.
20469 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20471 * config.gcc (powerpc-*-linux*): Merge variants.
20473 2009-04-02 Chao-ying Fu <fu@mips.com>
20474 James Grosbach <james.grosbach@microchip.com>
20476 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20477 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20479 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20480 keep_interrupts_masked_p, use_debug_exception_return_p.
20481 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20482 keep_interrupts_masked, use_debug_exception_return.
20483 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20484 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20486 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20487 (mips_print_operand): Process COP0 registers to print $0 .. $31
20488 correctly for GAS to process.
20489 (mips_interrupt_extra_call_saved_reg_p): New function.
20490 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20492 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20493 (mips_compute_frame_info): Add supports for interrupt context that
20494 includes doubleword accumulators and COP0 registers.
20495 (mips_for_each_saved_acc): New function.
20496 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20497 mips_for_each_saved_reg.
20498 (mips_save_reg): Save accumulators.
20499 (mips_kernel_reg_p): A new for_each_rtx callback.
20500 (mips_expand_prologue): Support interrupt handlers.
20501 (mips_restore_reg): Restore accumulators.
20502 (mips_expand_epilogue): Support interrupt handlers.
20503 (mips_can_use_return_insn): Return false for interrupt handlers.
20504 (mips_epilogue_uses): New function.
20505 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20506 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20507 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20508 cop0_move): New instructions.
20509 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20510 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20512 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20514 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20515 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20516 interrupt handlers, we use K0 as the temporary register.
20517 (EPILOGUE_USES): Change to a function call.
20518 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20519 handlers, we use K0 as the temporary register.
20521 * doc/extend.texi (Function Attributes): Document interrupt,
20522 use_shadow_register_set, keep_interrupts_masked,
20523 use_debug_exception_return for MIPS attributes.
20525 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20527 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20528 Remove a number of t-files from tmake_file.
20529 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20530 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20531 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20532 target_prototype, not TARGET_PROTOTYPE.
20533 (LINK_OS_GNU_SPEC): Define.
20534 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20535 and darwin-ldoubdle.c.
20537 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20540 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20541 (cpp_options): Ditto.
20542 (default_compilers): Ditto.
20543 (display_help): Ditto.
20544 (process_command): Ditto.
20545 (do_spec_1): Ditto.
20546 (set_input): Use lbasename instead of duplicate code.
20547 (save_temps_prefix): New static for -save-temps=obj.
20548 (save_temps_length): Ditto.
20550 * doc/invoke.texi (-save-temps=obj): Document new variant to
20551 -save-temps switch.
20553 2009-04-02 Jeff Law <law@redhat.com>
20555 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20558 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20560 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20561 * configure: Regenerated.
20563 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20565 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20566 share the argument list.
20568 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20572 2009-02-12 Diego Novillo <dnovillo@google.com>
20574 * varpool.c (debug_varpool): New.
20575 * cgraph.h (debug_varpool): Declare.
20577 2009-04-02 Jan Hubicka <jh@suse.cz>
20579 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20582 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20584 * config/i386/i386.c (ix86_abi): Move initialization to ...
20585 (override_options): Here.
20587 2009-04-02 Christian Bruel <christian.bruel@st.com>
20589 * config/sh/sh.c (sh_dwarf_register_span): New function.
20590 (TARGET_DWARF_REGISTER_SPAN): Define.
20591 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20593 2009-04-02 Ira Rosen <irar@il.ibm.com>
20595 PR tree-optimization/39595
20596 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20597 interleaved loads group is not greater than the SLP group size.
20599 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20601 * builtins.c (is_builtin_name): New.
20602 (called_as_built_in): Use is_builtin_name.
20603 * tree.h (is_builtin_name): New.
20604 * varasm.c (incorporeal_function_p): Use is_builtin_name
20606 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20608 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20610 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20613 * c-decl.c (clone_underlying_type): Move this ...
20614 * c-common.c (set_underlying_type): ... here.
20615 Also, make sure the function properly sets TYPE_STUB_DECL() on
20616 the newly created typedef variant type.
20617 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20618 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20621 2009-04-02 Richard Guenther <rguenther@suse.de>
20623 PR tree-optimization/37221
20624 * tree-flow.h (degenerate_phi_result): Declare.
20625 * tree-ssa-dom.c (degenerate_phi_result): Export.
20626 * tree-scalar-evolution.c (analyze_initial_condition): If
20627 the initial condition is defined by a degenerate PHI node
20628 use the degenerate value.
20630 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20632 PR rtl-optimization/39588
20633 * combine.c (merge_outer_ops): Do not set the constant when this
20635 (simplify_shift_const_1): Do not modify it either in this case.
20637 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20639 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20640 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20642 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20645 * c-lex.c (interpret_float): Default (no suffix) is double.
20647 2009-04-1 Xinliang David Li <davidxl@google.com>
20649 * config/i386/i386.c (legitimate_constant_p): Recognize
20650 all one vector constant.
20652 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20654 * config/vax/vax.c: Add #includes to silence warnings.
20655 Change #include order to silence two warnings.
20657 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20659 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20660 (ASM_SPEC): Pass -k to the assembler for PIC code.
20662 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20664 * config.gcc: Add vax-*-linux* to the switch.
20665 * config/vax/linux.h: New file. (TARGET_VERSION,
20666 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20668 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20670 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20671 Use predicate macros instead of GET_CODE() == foo.
20672 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20673 ashlsi3, rotrsi3, <unnamed>): Likewise.
20675 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20677 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20678 jbbccihi, jbbccisi): Remova trailing whitespace.
20679 * config/vax/constraints.md: Likewise.
20680 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20681 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20682 * config/vax/predicates.md: Likewise.
20683 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20684 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20685 * config/vax/vax.h: Likewise.
20686 * config/vax/vax.md (nonlocal_goto): Likewise.
20688 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20690 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20691 (indirectable_address_p, adjacent_operands_p): Add spaces around
20693 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20695 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20697 * config/vax/vax.c (legitimate_constant_address_p,
20698 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20699 index_term_p, reg_plus_index_p, legitimate_address_p,
20700 vax_mode_dependent_address_p): Update comments to match functions
20701 modified by the recent int->bool conversion.
20703 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20705 * config/vax/builtins.md: Update copyright message.
20706 * config/vax/constraints.md: Likewise.
20707 * config/vax/netbsd-elf.h: Likewise.
20708 * config/vax/predicates.md: Likewise.
20709 * config/vax/vax-protos.h: Likewise.
20710 * config/vax/vax.c: Likewise.
20711 * config/vax/vax.h: Likewise.
20712 * config/vax/vax.md: Likewise.
20713 * config/vax/vax.opt: Likewise.
20715 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20717 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20718 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20719 * config/vax/constraints.md (B, R): Likewise.
20720 * config/vax/predicates.md (external_memory_operand,
20721 nonimmediate_addsub_di_operand): Likewise.
20722 * config/vax/vax.c (vax_output_int_add): Likewise.
20723 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20724 untyped_call): Likewise.
20726 2009-04-01 Matt Thomas <matt@3am-software.com>
20728 * config/vax/predicates.md: New file.
20729 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20730 external_const_operand, nonsymbolic_operand, external_memory_operand,
20731 indirect_memory_operand, indexed_memory_operand,
20732 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20733 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20735 * config/vax/constraints.md: New file.
20736 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20738 * config/vax/builtins.md: New file.
20739 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20740 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20742 * config/vax/vax.opt (mqmath): Add option.
20743 * config/vax/vax.md (isfx): Extend with DI.
20744 (VAXintQH, VAXintQHSD): Define.
20745 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20746 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20747 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20748 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20749 (movdi): Update constraints and use vax_output_int_move().
20750 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20751 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20752 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20753 nonlocal_goto): New.
20754 (mov<mode>): Extend accepted operand types.
20755 (subdi3_old): Rename from subdi3, change update constraints and use
20756 a new implementation.
20757 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20758 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20759 MOVE_RATIO, CLEAR_RATIO): Define.
20760 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20761 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20762 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20763 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20764 (split_quadword_operands): Make static and really allow variable
20766 (print_operand_address): Update for PIC generation.
20767 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20768 indexable_address_p, fixup_mathdi_operand,
20769 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20770 (vax_float_literal, legitimate_constant_p,
20771 indirectable_constant_address_p, index_term_p,
20772 reg_plus_index_p): Return bool instead of int.
20773 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20775 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20777 (vax_output_conditional_branch): Indent.
20778 (legitimate_constant_address_p, indirectable_constant_address_p,
20779 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20780 vax_mode_dependent_address_p): Return bool instead of int, update for
20782 * config/vax/vax-protos.h (legitimate_constant_address_p,
20783 legitimate_constant_p, legitimate_address_p,
20784 vax_mode_dependent_address_p): Change declaration to bool.
20785 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20786 vax_expand_addsub_di_operands, vax_output_int_subtract,
20787 vax_output_movmemsi): Declare.
20788 (split_quadword_operands, vax_float_literal): Delete declaration.
20789 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20790 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20791 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20792 ASM_OUTPUT_DWARF_PCREL): Define.
20793 (ASM_SPEC): Change definition to allow PIC generation.
20795 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20797 * doc/sourcebuild.texi: Update front-end requirements.
20799 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20802 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20803 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20804 (booldi3_internal3): Use boolean_or_operator instead of
20807 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20810 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20811 declarator whose size is not an integer constant expression but
20812 folds to an integer constant, then treat it as a constant
20815 2009-04-01 Richard Guenther <rguenther@suse.de>
20817 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20818 i * 4 + 2 to (i * 2 + 1) * 2.
20820 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20823 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20824 return if c_parser_asm_string_literal returned NULL.
20826 2009-04-01 Nick Clifton <nickc@redhat.com>
20828 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
20830 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
20831 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
20832 other typedefs to avoid conflicts with libgcc2.c. Define labels
20833 to gain 16-bit bit-manipulation functions from libgcc2.c and then
20835 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
20836 to gain 16-bit trapping arithmetic functions from libgcc2.c and
20839 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
20841 * varasm.c (default_function_rodata_section): Declare DOT as
20844 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
20845 Andrey Galkin <agalkin@hypercom.com>
20848 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
20849 Make object_name unique for each process.
20851 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20854 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20855 addressable variables in the parallel that could go out of scope while
20856 running queued tasks.
20858 2009-04-01 Anatoly Sokolov <aesok@post.ru>
20860 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
20861 (CASE_VALUES_THRESHOLD): Redefine.
20862 * config/avr/avr.c (avr_override_options): Remove initialization of
20863 avr_case_values_threshold variable.
20864 (avr_case_values_threshold): Remove variable. Add new function.
20865 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
20866 * config/avr/avr.opt (mno-tablejump): Remove option.
20867 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
20869 2009-04-01 DJ Delorie <dj@redhat.com>
20871 * varasm.c (default_function_rodata_section): Don't assume
20872 anything about where the first '.' in the section name is.
20874 2009-04-01 Alan Modra <amodra@bigpond.net.au>
20876 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
20877 rs6000_emit_stack_tie.
20879 2009-03-31 Ian Lance Taylor <iant@google.com>
20881 * tree-eh.c (tree_remove_unreachable_handlers): Compare
20882 gimple_code with GIMPLE_RESX, not RESX.
20884 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20886 * c-common.c (c_get_ident): New.
20887 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20889 2009-04-01 Ben Elliston <bje@au.ibm.com>
20891 * config/rs6000/sysv4.opt (msdata): Improve option description.
20893 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20895 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20896 (divdf3_internal_lat): Remove.
20897 (divxf3_internal_lat): Remove.
20898 (divxf3_internal_thr): Remove.
20899 (divxf): Use divxf3_internal.
20900 * config/ia64/div.md (divsf3_internal_lat): New.
20901 (divdf3_internal_lat): New.
20902 (divxf3_internal): New.
20904 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20907 * Makefile.in (USE_GCC_STDINT): Define.
20908 (stmp-int-hdrs): Install stdint.h if applicable.
20909 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20911 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20912 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20913 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20914 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20915 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20916 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20917 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20918 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20919 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20920 (c_common_nodes_and_builtins): Initialize
20921 underlying_wchar_type_node. Do not initialize
20922 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20923 nodes for new types.
20924 (c_stddef_cpp_builtins): Define macros for new types.
20925 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20927 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20928 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20929 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20930 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20931 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20932 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20933 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20934 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20935 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20936 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20937 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20938 int16_type_node, int32_type_node, int64_type_node,
20939 uint8_type_node, uint16_type_node, c_uint32_type_node,
20940 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20941 int_least32_type_node, int_least64_type_node,
20942 uint_least8_type_node, uint_least16_type_node,
20943 uint_least32_type_node, uint_least64_type_node,
20944 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20945 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20946 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20947 uintptr_type_node): Define.
20948 * c-cppbuiltin.c (builtin_define_constants,
20949 builtin_define_type_minmax): New.
20950 (builtin_define_stdint_macros): Define more macros.
20951 (c_cpp_builtins): Define more limit macros.
20952 (type_suffix): New.
20953 (builtin_define_type_max): Define in terms of
20954 builtin_define_type_minmax. Remove is_long parameter. All
20956 * config.gcc (use_gcc_stdint): Define.
20957 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20958 Add newlib-stdint.h for generic targets.
20959 * config/glibc-stdint.h, config/newlib-stdint.h,
20960 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20961 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20962 * config/score/score.h (UINTPTR_TYPE): Define.
20963 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20964 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20965 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20966 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20967 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20968 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20969 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20970 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20971 * config/spu/spu.h (STDINT_LONG32): Define.
20972 * configure.ac (use_gcc_stdint): Substitute.
20973 * configure: Regenerate.
20974 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20975 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20976 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20977 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20978 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20979 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20980 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20981 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20982 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20983 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20984 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20985 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20986 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20987 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20988 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20989 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20990 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20991 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20992 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20993 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20994 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20995 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20996 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20997 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20998 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20999 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21000 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21001 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21002 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21004 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21006 * loop-iv.c (suitable_set_for_replacement): Renamed from
21007 simplify_using_assignment; changed to return bool and to accept new
21008 args DEST and SRC. Return true iff we find a source/destination pair
21009 that can be used to make a replacement, and fill SRC and DEST if so.
21010 Remove arg ALTERED. Don't deal with altered regs here. All callers
21012 (simplify_using_initial_values): Deal with altered regs here and track
21013 more precisely the effect they have on the validity of our expression.
21015 * loop-iv.c (simplify_using_condition): A condition of the form
21016 (EQ REG CONST) can be used to simply make a substitution.
21017 (simplify_using_initial_values): Keep track of conditions we have seen
21018 and keep using them to simplify new expressions, while applying the
21019 same substitutions to them as to the expression.
21021 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21022 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21025 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21026 changed. Use this when trying to improve the upper bound.
21027 Generate the comparison by using simplify_gen_relational.
21029 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21031 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21033 (simplify_using_assignment, simplify_using_initial_values): Call
21034 replace_in_expr to make replacements. Call replace_single_def_regs
21035 once on the initial version of the expression.
21037 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21040 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21042 2009-03-31 Richard Guenther <rguenther@suse.de>
21044 PR middle-end/31029
21045 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21046 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21048 2009-03-31 Richard Guenther <rguenther@suse.de>
21050 * tree.h (div_if_zero_remainder): Declare.
21051 * fold-const.c (div_if_zero_remainder): Export.
21052 * tree-ssa-forwprop.c
21053 (forward_propagate_addr_into_variable_array_index): Handle
21054 constant array index addition outside of the variable index.
21056 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21059 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21060 define_splits, floatunssi<mode>2): Require x87 conversions from
21061 DImode to be permitted.
21063 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21065 PR preprocessor/15638
21066 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21068 2009-03-31 Richard Guenther <rguenther@suse.de>
21070 PR middle-end/23401
21071 PR middle-end/27810
21072 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21073 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21074 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21075 a separate statement.
21076 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21077 (lookup_tmp_var): Likewise.
21078 (is_gimple_formal_tmp_or_call_rhs): Remove.
21079 (is_gimple_reg_or_call_rhs): Rename to ...
21080 (is_gimple_reg_rhs_or_call): ... this.
21081 (is_gimple_mem_or_call_rhs): Rename to ...
21082 (is_gimple_mem_rhs_or_call): ... this.
21083 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21084 DECL_GIMPLE_REG_P only if is_formal is true.
21085 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21086 for non-proper post-modify expression gimplification.
21087 (gimplify_self_mod_expr): For post-modify expressions gimplify
21088 the lvalue to a minimal lvalue.
21089 (rhs_predicate_for): Remove formal temp case.
21090 (gimplify_modify_expr_rhs): Likewise.
21091 (gimplify_addr_expr): Use is_gimple_reg.
21092 (gimplify_expr): Remove formal temp cases.
21093 (gimple_regimplify_operands): Likewise.
21094 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21095 and FILTER_EXPR like constants.
21096 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21098 (is_gimple_formal_tmp_rhs): Remove.
21099 (is_gimple_reg_rhs): Remove special casing.
21100 (is_gimple_mem_rhs): Fix.
21101 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21102 (is_gimple_formal_tmp_var): Remove.
21103 (is_gimple_formal_tmp_reg): Likewise.
21104 (is_gimple_min_lval): Allow invariant component ref parts.
21105 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21106 is_gimple_formal_tmp_reg): Remove declarations.
21107 * tree-cfg.c (verify_expr): Verify that variables with address
21108 taken do not have DECL_GIMPLE_REG_P set.
21109 * tree-mudflap.c (mf_build_check_statement_for): Use
21110 force_gimple_operand instead of gimplify_expr.
21112 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21114 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21115 schedulable rows to compute_split_row.
21117 2009-03-31 Ben Elliston <bje@au.ibm.com>
21120 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21123 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21125 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21126 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21127 * configure: Regenerate.
21128 * config.in: Regenerate.
21129 * config/rs6000/rs6000.opt (mtls-markers): Add.
21130 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21131 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21132 (tls_ld_aix, tls_ld_sysv): Likewise.
21133 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21134 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21136 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21138 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21140 2009-03-30 Jan Hubicka <jh@suse.cz>
21142 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21144 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21145 detection and label handling.
21147 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21149 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21150 left_conflicts_size.
21151 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21152 ALLOCNO_LEFT_CONFLICTS_SIZE.
21154 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21155 remove_allocno_from_bucket_and_push,
21156 allocno_spill_priority_compare, push_allocnos_to_stack,
21157 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21158 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21159 (setup_allocno_left_conflicts_num): Ditto. Rename to
21160 setup_allocno_left_conflicts_size.
21161 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21162 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21163 setup_allocno_left_conflicts_size instead of
21164 setup_allocno_left_conflicts_num.
21166 * ira-build.c (ira_create_allocno): Use
21167 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21168 ALLOCNO_LEFT_CONFLICTS_NUM.
21170 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21172 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21173 instead of DF_LR_OUT.
21175 * ira-lives.c (process_bb_node_lives): Ditto.
21177 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21178 instead of DF_LR_{OUT,IN}.
21180 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21182 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21184 2009-03-30 Jan Hubicka <jh@suse.cz>
21186 * except.c (label_to_region_map): Fix thinko.
21188 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21190 PR middle-end/38237
21191 * tree.h (tree_find_value): New declaration.
21192 * tree.c (tree_find_value): New function.
21193 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21195 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21198 * c-decl.c (struct c_binding): Add locus field.
21199 (bind): Add locus argument, set locus field from it.
21200 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21201 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21202 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21203 implicitly_declare, undeclared_variable, lookup_label,
21204 declare_label, c_make_fname_decl, c_builtin_function,
21205 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21208 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21211 * config/i386/i386.c (classify_argument): Check total size of
21214 2009-03-30 Martin Jambor <mjambor@suse.cz>
21216 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21217 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21218 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21221 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21222 seen_variable_array_ref while also traversing a union.
21224 * tree-inline.c (optimize_inline_calls): Do not call
21225 cgraph_node_remove_callees.
21226 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21227 (pass_remove_cgraph_callee_edges): New variable.
21228 * passes.c (init_optimization_passes): Add
21229 pass_remove_cgraph_callee_edges after early inlining and before all
21230 late intraprocedural passes.
21232 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21234 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21236 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21237 Fix typos in names.
21239 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21241 * combine.c (simplify_comparison): Use have_insn_for.
21242 * dojump.c (do_jump): Likewise.
21244 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21246 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21247 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21248 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21249 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21250 instead of sparc_compare_emitted.
21251 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21252 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21253 instead of sparc_compare_emitted.
21255 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21257 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21258 enter/exit cfglayout mode.
21259 (pass_partition_block): Require it.
21260 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21261 (combine_instructions): Track basic blocks instead of labels.
21262 (update_cfg_for_uncondjump): New.
21263 (try_combine): Use it. Update jumps after rescanning.
21264 (pass_combine): Require PROP_cfglayout.
21265 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21267 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21269 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21270 Provide/destroy PROP_cfglayout respectively.
21271 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21272 * tree-pass.h (PROP_cfglayout): New.
21274 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21276 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21277 fold_convert_const_fixed_from_fixed,
21278 fold_convert_const_fixed_from_int,
21279 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21280 set TREE_CONSTANT_OVERFLOW.
21281 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21282 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21284 2009-03-30 Ira Rosen <irar@il.ibm.com>
21286 * tree-vect-loop-manip.c: New file.
21287 * tree-vectorizer.c: Update documentation and included files.
21288 (vect_loop_location): Make extern.
21289 (rename_use_op): Move to tree-vect-loop-manip.c
21290 (rename_variables_in_bb, rename_variables_in_loop,
21291 slpeel_update_phis_for_duplicate_loop,
21292 slpeel_update_phi_nodes_for_guard1,
21293 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21294 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21295 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21296 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21297 find_loop_location): Likewise.
21298 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21299 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21300 get_vectype_for_scalar_type, vect_is_simple_use,
21301 supportable_widening_operation, supportable_narrowing_operation):
21303 (bb_in_loop_p): Move to tree-vect-loop.c.
21304 (new_loop_vec_info, destroy_loop_vec_info,
21305 reduction_code_for_scalar_code, report_vect_op,
21306 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21307 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21308 (vect_supportable_dr_alignment): Likewise.
21309 * tree-vectorizer.h (tree-data-ref.h): Include.
21310 (vect_loop_location): Declare.
21311 Reorganize function declarations according to the new file structure.
21312 * tree-vect-loop.c: New file.
21313 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21314 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21315 * tree-vect-data-refs.c: New file.
21316 * tree-vect-patterns.c (timevar.h): Don't include.
21317 * tree-vect-stmts.c: New file.
21318 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21319 tree-vect-slp.c, tree-vect-loop.c.
21320 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21321 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21322 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21323 (tree-vect-analyze.o): Remove.
21324 (tree-vect-transform.o): Likewise.
21325 (tree-vect-data-refs.o): Add rule.
21326 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21327 tree-vect-slp.o): Likewise.
21328 (tree-vect-patterns.o): Remove redundant dependencies.
21329 (tree-vectorizer.o): Likewise.
21330 * tree-vect-slp.c: New file.
21332 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21334 * optc-gen.awk: Warn if an option flag has multiple different
21337 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21339 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21340 -floop-block): Document dependences on PPL, CLooG and Graphite.
21342 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21344 PR rtl-optimization/323
21345 * c-common.c (c_fully_fold, convert_and_check,
21346 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21347 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21348 * c-common.def (EXCESS_PRECISION_EXPR): New.
21349 * c-cppbuiltin.c (builtin_define_float_constants): Define
21350 constants with enough digits for long double.
21351 * c-lex.c (interpret_float): Interpret constant with excess
21352 precision where appropriate.
21353 * c-opts.c (c_common_post_options): Set
21354 flag_excess_precision_cmdline. Give an error for
21355 -fexcess-precision=standard for C++ for processors where the
21356 option is significant.
21357 * c-parser.c (c_parser_conditional_expression): Handle excess
21358 precision in condition.
21359 * c-typeck.c (convert_arguments): Handle arguments with excess
21361 (build_unary_op): Move excess precision outside operation.
21362 (build_conditional_expr): Likewise.
21363 (build_compound_expr): Likewise.
21364 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21365 (build_modify_expr): Handle excess precision in RHS.
21366 (convert_for_assignment): Handle excess precision in converted
21368 (digest_init, output_init_element, process_init_element): Handle
21369 excess precision in initializer.
21370 (c_finish_return): Handle excess precision in return value.
21371 (build_binary_op): Handle excess precision in operands and add
21372 excess precision as needed for operation.
21373 * common.opt (-fexcess-precision=): New option.
21374 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21375 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21376 For standard excess precision, output explicit conversion to and
21377 truncation from XFmode.
21378 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21379 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21380 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21381 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21382 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21383 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21384 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21385 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21386 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21387 define_splits, sqrt<mode>2): Disable where appropriate for
21388 standard excess precision.
21389 * convert.c (convert_to_real): Do not shorten arithmetic to type
21390 for which excess precision would be used.
21391 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21392 * doc/invoke.texi (-fexcess-precision=): Document option.
21393 (-mfpmath=): Correct index entry.
21394 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21395 flag_excess_precision): New.
21396 * langhooks.c (lhd_post_options): Set
21397 flag_excess_precision_cmdline.
21398 * opts.c (common_handle_option): Handle -fexcess-precision=.
21399 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21400 init_excess_precision): New.
21401 (lang_dependent_init_target): Call init_excess_precision.
21402 * tree.c (excess_precision_type): New.
21403 * tree.h (excess_precision_type): Declare.
21405 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21408 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21409 non-lvalue to component.
21411 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21413 PR preprocessor/34695
21414 * Makefile.in (c-opts.o): Depend on c-tree.h.
21415 * c-common.c: Move down include of diagnostic.h.
21416 (done_lexing, c_cpp_error): New.
21417 * c-common.h (done_lexing): Declare.
21418 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21420 * c-opts.c: Include c-tree.h.
21421 (c_common_init_options): Set preprocessor error callback.
21422 (c_common_handle_option): Do not set preprocessor
21423 inhibit_warnings, warnings_are_errors, warn_system_headers,
21424 pedantic_errors or inhibit_warnings flags.
21425 (c_common_post_options): Do not check cpp_errors (parse_in).
21426 (c_common_finish): Do not output dependencies if there were
21427 errors. Do not check return value of cpp_finish.
21428 * c-ppoutput.c (pp_file_change): Set input_location.
21429 * c-tree.h (c_cpp_error): Declare.
21430 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21432 (diagnostic_build_prefix): Check override_column.
21433 * diagnostic.h (diagnostic_info): Add override_column field.
21434 (diagnostic_override_column): Define.
21436 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21438 * c-common.c (c_expand_expr, c_staticp): Remove.
21439 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21440 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21441 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21442 * c-gimplify.c (gimplify_compound_literal_expr,
21443 optimize_compound_literals_in_ctor): Remove.
21444 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21445 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21446 * c-semantics.c (emit_local_var): Remove.
21448 * langhooks-def.h (lhd_expand_expr): Remove.
21449 * langhooks.c (lhd_expand_expr): Remove.
21450 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21452 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21453 handling from c-semantics.c; don't call into langhook.
21454 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21455 * gimplify.c (gimplify_compound_literal_expr,
21456 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21457 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21458 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21459 as was done in c-gimplify.c.
21460 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21461 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21462 Move from c-common.h.
21463 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21465 * tree.c (staticp): Do not call langhook.
21466 * langhooks.c (lhd_staticp): Delete.
21467 * langhooks-def.h (lhd_staticp): Delete prototype.
21468 (LANG_HOOKS_STATICP): Delete.
21469 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21471 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21472 instead of DECL_STMTs.
21474 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21482 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21484 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21485 contained expression.
21486 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21487 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21488 conditional expressions for C.
21489 (decl_constant_value_for_optimization): Move from
21490 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21491 whether optimizing and that the expression is a VAR_DECL not of
21492 array type instead of doing such checks in the caller. Do not
21493 check pedantic. Call gcc_unreachable for C++.
21494 * c-common.def (C_MAYBE_CONST_EXPR): New.
21495 * c-common.h (c_fully_fold, c_save_expr,
21496 decl_constant_value_for_optimization): New prototypes.
21497 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21498 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21499 EXPR_INT_CONST_OPERANDS): Define.
21500 * c-convert.c (convert): Strip nops from expression.
21501 * c-decl.c (groktypename): Take extra parameters expr and
21502 expr_const_operands. Update call to grokdeclarator.
21503 (start_decl): Update call to grokdeclarator. Add statement for
21504 expressions used in type of decl.
21505 (grokparm): Update call to grokdeclarator.
21506 (push_parm_decl): Update call to grokdeclarator.
21507 (build_compound_literal): Add parameter non_const and build a
21508 C_MAYBE_COSNT_EXPR if applicable.
21509 (grokdeclarator): Take extra parameters expr and
21510 expr_const_operands. Track expressions used in declaration
21511 specifiers and declarators. Fold array sizes and track whether
21512 they are constant expressions and whether they are integer
21513 constant expressions.
21514 (parser_xref_tag): Set expr and expr_const_operands fields in
21516 (grokfield): Update call to grokdeclarator.
21517 (start_function): Update call to grokdeclarator.
21518 (build_null_declspecs): Set expr and expr_const_operands fields in
21520 (declspecs_add_type): Handle expressions in typeof specifiers.
21521 * c-parser.c (c_parser_declspecs): Set expr and
21522 expr_const_operands fields for declaration specifiers.
21523 (c_parser_enum_specifier): Likewise.
21524 (c_parser_struct_or_union_specifier): Likewise.
21525 (c_parser_typeof_specifier): Likewise. Update call to
21526 groktypename. Fold expression as needed. Return expressions with
21527 type instead of adding statements.
21528 (c_parser_attributes): Update calls to c_parser_expr_list.
21529 (c_parser_statement_after_labels): Fold expression before passing
21530 to objc_build_throw_stmt.
21531 (c_parser_condition): Fold expression.
21532 (c_parser_asm_operands): Fold expression.
21533 (c_parser_conditional_expression): Use c_save_expr. Update call
21534 to build_conditional_expr.
21535 (c_parser_alignof_expression): Update call to groktypename.
21536 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21537 original_code. Fold expression argument of va_arg. Create
21538 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21539 argument to va_arg. Update calls to groktypename. Fold array
21540 index for offsetof. Verify that first argument to
21541 __builtin_choose_expr has integer type.
21542 (c_parser_postfix_expression_after_paren_type): Update calls to
21543 groktypename and build_compound_literal. Handle expressions with
21544 side effects in type name.
21545 (c_parser_postfix_expression_after_primary): Update call to
21546 c_parser_expr_list. Set original_code for calls to
21547 __builtin_constant_p.
21548 (c_parser_expr_list): Take extra parameter fold_p. Fold
21549 expressions if requested.
21550 (c_parser_objc_type_name): Update call to groktypename.
21551 (c_parser_objc_synchronized_statement): Fold expression.
21552 (c_parser_objc_receiver): Fold expression.
21553 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21554 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21555 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21556 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21557 (struct c_typespec): Add elements expr and expr_const_operands.
21558 (struct c_declspecs): Add elements expr and expr_const_operands.
21559 (groktypename, build_conditional_expr, build_compound_literal):
21561 (in_late_binary_op): Declare.
21562 * c-typeck.c (note_integer_operands): New function.
21563 (in_late_binary_op): New variable.
21564 (decl_constant_value_for_broken_optimization): Move to c-common.c
21565 and rename to decl_constant_value_for_optimization.
21566 (default_function_array_conversion): Do not strip nops.
21567 (default_conversion): Do not call
21568 decl_constant_value_for_broken_optimization.
21569 (build_array_ref): Do not fold result.
21570 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21571 result when operand is a VLA.
21572 (c_expr_sizeof_type): Update call to groktypename. Handle
21573 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21574 result when operand names a VLA type.
21575 (build_function_call): Update call to build_compound_literal.
21576 Only fold result for calls to __builtin_* functions. Strip
21577 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21578 the function designator.
21579 (convert_arguments): Fold arguments. Update call to
21580 convert_for_assignment.
21581 (build_unary_op): Handle increment and decrement of
21582 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21583 decrement earlier. Fold operand of increment and decrement.
21584 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21585 built for integer operand. Wrap returns that are INTEGER_CSTs
21586 without being integer constant expressions or that have integer
21587 constant operands without being INTEGER_CSTs.
21588 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21589 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21590 result is an integer constant expression or can be used in
21591 unevaluated parts of one and avoid folding and wrap as
21592 appropriate. Fold operands before possibly doing -Wsign-compare
21594 (build_compound_expr): Wrap result for C99 if operands can be used
21595 in integer constant expressions.
21596 (build_c_cast): Update call to digest_init. Do not ignore
21597 overflow from casting floating-point constants to integers. Wrap
21598 results that could be confused with integer constant expressions,
21599 null pointer constants or floating-point constants.
21600 (c_cast_expr): Update call to groktypename. Handle expressions
21601 included in type name.
21602 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21603 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21604 Update calls to convert_for_assignment.
21605 (convert_for_assignment): Take new parameter
21606 null_pointer_constant. Do not strip nops or call
21607 decl_constant_value_for_broken_optimization. Set
21608 in_late_binary_op for conversions to boolean.
21609 (store_init_value): Update call to digest_init.
21610 (digest_init): Take new parameter null_pointer_constant. Do not
21611 call decl_constant_value_for_broken_optimization. pedwarn for
21612 initializers not constant expressions. Update calls to
21613 convert_for_assignment.
21614 (constructor_nonconst): New.
21615 (struct constructor_stack): Add nonconst element.
21616 (really_start_incremental_init, push_init_level, pop_init_level):
21617 Handle constructor_nonconst and nonconst element.
21618 (set_init_index): Call constant_expression_warning for array
21620 (output_init_element): Fold value. Set constructor_nonconst as
21621 applicable. pedwarn for initializers not constant expressions.
21622 Update call to digest_init. Call constant_expression_warning
21623 where constant initializers are required.
21624 (process_init_element): Use c_save_expr.
21625 (c_finish_goto_ptr): Fold expression.
21626 (c_finish_return): Fold return value. Update call to
21627 convert_for_assignment.
21628 (c_start_case): Fold switch expression.
21629 (c_process_expr_stmt): Fold expression.
21630 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21631 ensure statement expression is not evaluated in constant expression.
21632 (build_binary_op): Track whether results are integer constant
21633 expressions or may occur in such, disable folding and wrap results
21634 as applicable. Fold operands for -Wsign-compare warnings unless
21636 (c_objc_common_truthvalue_conversion): Handle results folded to
21637 integer constants that are not integer constant expressions.
21638 * doc/extend.texi: Document when typeof operands are evaluated,
21639 that condition of __builtin_choose_expr is an integer constant
21640 expression, and more about use of __builtin_constant_p in
21643 2009-03-29 Richard Guenther <rguenther@suse.de>
21645 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21646 propagate addresses of array references.
21648 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21650 * regmove.c (perhaps_ends_bb_p): Remove.
21651 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21652 from INSN and check that the main loop stays within that basic block.
21653 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21654 (regmove_forward_pass): Split out from regmove_optimize. Use
21655 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21656 (regmove_backward_pass): Split out from regmove_optimize. Use
21657 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21658 (regmove_optimize): Simplify.
21660 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21663 * config/i386/i386.c (classify_argument): Ignore flexible array
21664 member in struct and warn ABI change.
21666 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21668 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21670 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21671 (ix86_adjust_cost): Updated.
21673 2009-03-29 Jan Hubicka <jh@suse.cz>
21675 PR middle-end/28850
21676 * tree-pass.h (pass_cleanup_eh): New function.
21677 (remove_unreachable_regions): Break code handling RTL
21678 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21679 that can not be reached by runtime.
21680 (can_be_reached_by_runtime): New function.
21681 (label_to_region_map): New function.
21682 (num_eh_regions): New function.
21683 (rtl_remove_unreachable_regions): New function.
21684 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21685 (remove_eh_region): New function.
21686 * except.h: Include sbitmap and vecprim.
21687 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21688 num_eh_regions): Declare.
21689 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21690 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21691 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21692 (tree_empty_eh_handler_p): New function.
21693 (cleanup_empty_eh): New function.
21694 (cleanup_eh): New function.
21695 (pass_cleanup_eh): New function.
21697 2009-03-29 Jan Hubicka <jh@suse.cz>
21699 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21700 for removed regions.
21702 2009-03-29 Jan Hubicka <jh@suse.cz>
21704 * except.c (dump_eh_tree): Dump all datastructures.
21706 2009-03-29 Jan Hubicka <jh@suse.cz>
21708 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21709 (duplicate_eh_regions_1): Likewise.
21710 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21711 vector; call EH verification.
21712 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21713 Be ready for region being removed.
21715 2009-03-29 Jan Hubicka <jh@suse.cz>
21717 * bitmap.c (bitmap_last_set_bit): New function.
21718 * bitmap.h (bitmap_last_set_bit): Declare.
21720 2009-03-29 David Ayers <ayers@fsfe.org>
21723 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21724 by calling objc_compare_types and surpress warnings about
21725 incompatible C pointers that are compatible ObjC pointers.
21727 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21729 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21730 call initialize_inline_failed.
21731 (initialize_inline_failed): Move it from here ...
21732 * cgraph.c (initialize_inline_failed): ... to here.
21733 (cgraph_create_edge): Call initialize_inline_failed rather than
21734 setting inline_failed directly.
21736 2009-03-29 Ben Elliston <bje@au.ibm.com>
21739 * sysv4.opt (msdata): Improve comment.
21740 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21741 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21743 2009-03-29 Ben Elliston <bje@au.ibm.com>
21746 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21747 load and store attributes.
21749 2009-03-29 Ben Elliston <bje@au.ibm.com>
21751 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21752 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21753 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21754 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21755 __builtin_infq and __builtin_huge_valq.
21757 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21759 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21761 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21762 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21764 2009-03-28 Xinliang David Li <davidxl@google.com>
21766 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21767 (do_dbg_cnt): New function.
21769 2009-03-28 Jan Hubicka <jh@suse.cz>
21771 Merge from pretty-ipa:
21773 2009-03-27 Jan Hubicka <jh@suse.cz>
21775 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21776 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21777 * passes.c (function_called_by_processed_nodes_p): New.
21778 * ipa-pure-const.c (check_call): Fix handling of operands.
21779 (analyze_function): Dump debug output for skipped bodies.
21780 (local_pure_const): Use function_called_by_processed_nodes_p.
21781 * dwarf2out.c (reference_to_unused): Use output.
21782 * passes.c (do_per_function_toporder): Likewise.
21784 2008-11-12 Jan Hubicka <jh@suse.cz>
21786 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21787 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21788 state_set_in_source enum
21789 (check_decl): Ignore memory tags; do not set fake looping flags;
21791 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21792 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21793 (check_call, analyze_function): Rewrite.
21795 (add_new_function): Update call of analyze_function.
21796 (generate_summary): Add call of analyze_function.
21797 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21798 (local_pure_const): New function.
21799 (pass_local_pure_const): New pass.
21800 * ipa-inline.c (inline_transform): Set after_inlining.
21801 * tree-eh.c (stmt_can_throw_external): New.
21802 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21803 work with aliasing built.
21804 * tree-flow.h (stmt_can_throw_external): New.
21805 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21806 and local pure/const pass in early and late optimization queue.
21808 2009-03-28 Martin Jambor <mjambor@suse.cz>
21810 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21812 (fold_binary): Allow function decl aligment consideration is the
21813 second argument is integer constant one.
21814 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21815 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21816 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21818 2009-03-28 Jan Hubicka <jh@suse.cz>
21820 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21821 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21822 * function.h (rtl_data): Add nothrow flag.
21823 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21824 set DECL_NOTHROW for AVAILABLE functions.
21826 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21828 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21829 following vector keyword has expansion starting with pixel or bool
21830 keyword, expand vector to __vector and pixel or bool to __pixel or
21834 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
21835 warn_if_disallowed_function_p): Removed.
21836 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
21837 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
21838 warning_if_disallowed_function_p.
21839 * flags.h (warn_if_disallowed_function_p,
21840 warn_disallowed_functions): Removed.
21841 * common.opt (Wdisallowed-function-list=): Removed.
21842 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
21844 2009-03-28 Richard Guenther <rguenther@suse.de>
21846 PR tree-optimization/38723
21847 * tree-ssa-pre.c (compute_avail): Add all default definitions to
21850 2009-03-28 Jan Hubicka <jh@suse.cz>
21852 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21853 test introduced by my previous patch.
21855 2009-03-28 Richard Guenther <rguenther@suse.de>
21857 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
21858 the PHIs value undefined.
21860 2009-03-28 Jan Hubicka <jh@suse.cz>
21862 * tree-pass.h (pass_fixup_cfg): New pass.
21863 * ipa-inline.c (inline_transform): Set
21864 always_inline_functions_inlined/after_inlining.
21865 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
21866 (pass_fixup_cfg): New pass.
21867 * passes.c (init_optimization_passes): Add fixup_cfg.
21869 2009-03-28 Richard Guenther <rguenther@suse.de>
21871 PR tree-optimization/38458
21872 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
21873 argument use the arguments copy-of value.
21875 2009-03-28 Richard Guenther <rguenther@suse.de>
21877 PR tree-optimization/38180
21878 * tree-ssa-ccp.c (get_default_value): Simplify.
21879 (likely_value): Likewise.
21880 (surely_varying_stmt_p): Properly handle VOP case.
21881 (ccp_initialize): Likewise.
21882 (ccp_fold): Handle propagating through *&.
21883 (fold_const_aggregate_ref): Also handle decls.
21885 2009-03-28 Jan Hubicka <jh@suse.cz>
21887 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21888 * cgraph.h (cgraph_node): Likewise.
21889 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21890 (cgraph_reset_node): Use process flag.
21891 (cgraph_mark_functions_to_output): Likewise.
21892 (cgraph_expand_function): Likewise.
21893 (cgraph_expand_all_functions): Likewise.
21894 (cgraph_output_in_order): Likewise.
21895 * dwarf2out.c (reference_to_unused): Likewise.
21896 * passes.c do_per_function_toporder): Likewise.
21898 2009-03-28 Jan Hubicka <jh@suse.cz>
21900 Bring from lto-branch:
21902 2008-09-03 Doug Kwan <dougkwan@google.com>
21904 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21905 enums instead of reason strings.
21906 * cgraph.c (cgraph_create_edge): Same.
21907 (cgraph_inline_failed_string): New function.
21908 * cgraph.h (cgraph_inline_failed_t): New enum type.
21909 (cgraph_inline_failed_string): New prototype.
21910 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21911 char pointer to cgraph_inline_failed_t.
21912 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21913 (cgraph_default_inline_p): Ditto.
21914 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21915 to cgraph_inline_failed_t pointer.
21916 * cif-code.def: New file.
21917 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21919 (cgraph_check_inline_limits): Change type of REASON to pointer to
21920 cgraph_inline_failed_t. Replace reason strings with enums.
21921 (cgraph_default_inline_p): Ditto.
21922 (cgraph_recursive_inlining_p): Ditto.
21923 (update_caller_keys): Change type of FAILED_REASON to
21924 cgraph_inline_failed_t.
21925 (cgraph_set_inline_failed): Change type of REASON to pointer to
21926 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21927 convert enums to strings for text output.
21928 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21929 to be of type cgraph_inline_failed_t. Replace reason strings with
21930 enums. Call cgraph_inline_failed_string to covert enums
21931 to strings for text output.
21932 (cgraph_decide_inlining): Replace reason strings with enums.
21933 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21934 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21936 * tree-inline.c (expand_call_inline): Change type of REASON
21937 to cgraph_inline_failed_t. Replace reason strings with enums.
21938 Call cgraph_inline_failed_string for text output.
21939 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21942 2009-03-28 Jan Hubicka <jh@suse.cz>
21944 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21945 cgraph_clone_node): Remove master clone handling.
21946 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21947 * cgraph.h (master_clone): Remove.
21948 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21949 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21950 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21952 2009-03-28 Jan Hubicka <jh@suse.cz>
21954 * cgraph.c (cgraph_function_body_availability): Functions declared
21955 inline are always safe to assume that it is not going to be replaced.
21957 2009-03-28 Richard Guenther <rguenther@suse.de>
21959 PR tree-optimization/38513
21960 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21962 EXC_PTR_EXPR and FILTER_EXPR.
21963 (get_ref_from_reference_ops): Likewise.
21965 2009-03-28 Richard Guenther <rguenther@suse.de>
21967 PR tree-optimization/38968
21968 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21969 Use FLOOR_MOD_EXPR to compute misalignment.
21971 2009-03-28 Richard Guenther <rguenther@suse.de>
21973 PR tree-optimization/37795
21974 * tree.h (combine_comparisons): Declare.
21975 * fold-const.c (combine_comparisons): Export.
21976 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21978 (ifcombine_iforif): Use combine_comparisons.
21980 2009-03-28 Jan Hubicka <jh@suse.cz>
21982 * tree-eh.c (inlinable_call_p): New function.
21983 (make_eh_edges): Use it.
21984 (verify_eh_edges): Use it.
21985 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21986 * except.c (reachable_next_level): Add inlinable_function argument
21987 (sjlj_find_directly_reachable_regions): Update.
21988 (add_reachable_handler): Do not set saw_any_handlers.
21989 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21990 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21991 Add new inlinable call parameter.
21992 (can_throw_internal, can_throw_external): Update.
21993 * except.h (can_throw_internal_1, can_throw_external_1,
21994 foreach_reachable_handler): Update declaration.
21996 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21998 * config/arm/t-arm-coff, config/h8300/coff.h,
21999 config/i386/i386-aout.h, config/i386/i386-coff.h,
22000 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22001 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22002 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22003 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22004 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22005 sys-types.h: Remove.
22006 * Makefile.in: Remove protoize and fixproto support and references
22008 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22009 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22011 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22012 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22013 unprotoize$(exeext).
22014 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22015 (.PHONY): Don't depend on proto.
22016 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22017 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22018 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22019 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22020 build/gen-protos.o, build/scan.o, xsys-protos.h,
22021 build/fix-header$(build_exeext), build/fix-header.o,
22022 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22023 stmp-install-fixproto): Remove.
22024 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22025 SYSCALLS.c or fixproto files.
22026 (install-common): Don't install protoize.
22027 (install-headers-tar, install-headers-cpio, install-headers-cp):
22028 Don't depend on $(STMP_FIXPROTO).
22029 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22030 install fixproto files or write out fixproto settings.
22031 (uninstall): Don't uninstall protoize.
22032 * config.gcc (use_fixproto): Remove.
22033 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22034 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22035 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22036 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22037 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22038 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22039 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22040 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22041 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22042 * config/t-vxworks (STMP_FIXPROTO): Remove.
22043 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22044 STMP_FIXPROTO): Remove.
22045 * config.in, configure: Regenerate.
22046 * crtstuff.c (gid_t, uid_t): Don't undefine.
22047 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22048 (arm-*-coff, arm-*-aout: Remove target entries.
22049 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22050 Remove mention of AIX 4.1.
22051 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22052 * doc/invoke.texi (Running Protoize): Remove.
22053 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22054 (Protoize Caveats): Remove.
22055 * tsystem.h: Update comments on headers assumed to exist.
22057 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22059 * genautomata.c: Add a new year to the copyright. Add a new
22061 (struct insn_reserv_decl): Add comments for member bypass_list.
22062 (find_bypass): Remove.
22063 (insert_bypass): New.
22064 (process_decls): Use insert_bypass.
22065 (output_internal_insn_latency_func): Output all bypasses with the
22066 same input insn in one switch case.
22068 * rtl.def (define_bypass): Describe bypass choice.
22069 * doc/md.texi (define_bypass): Ditto.
22071 2009-03-27 Richard Guenther <rguenther@suse.de>
22073 * gimplify.c (mark_addressable): Export.
22074 * tree-flow.h (mark_addressable): Declare.
22075 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22076 * tree-ssa.c (verify_phi_args): Verify that address taken
22077 variables have TREE_ADDRESSABLE set.
22079 2009-03-27 Richard Guenther <rguenther@suse.de>
22081 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22082 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22083 Do not mark decls TREE_ADDRESSABLE.
22084 (build_fold_addr_expr): Adjust.
22085 (fold_addr_expr): Remove.
22086 (fold_unary): Use build_fold_addr_expr.
22087 (fold_comparison): Likewise.
22088 (split_address_to_core_and_offset): Likewise.
22089 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22091 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22092 (gimplify_modify_expr_to_memcpy): Mark source and destination
22094 * omp-low.c (create_omp_child_function): Mark the object decl
22096 (lower_rec_input_clauses): Mark the var we take the address of
22098 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22100 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22102 PR middle-end/39315
22103 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22104 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22106 2009-03-27 Richard Guenther <rguenther@suse.de>
22108 PR tree-optimization/39120
22109 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22111 (handle_lhs_call): Process return constraints. Add escape
22112 constraints if necessary.
22113 (handle_const_call): Fill out return constraints. Make nested
22114 case more precise. Avoid consttmp if possible.
22115 (handle_pure_call): Fill out return constraints. Avoid
22116 callused if possible.
22117 (find_func_aliases): Simplify call handling.
22119 2009-03-27 Richard Guenther <rguenther@suse.de>
22121 PR tree-optimization/39120
22122 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22123 as a representative.
22124 (solve_graph): Do propagate CALLUSED.
22125 (handle_pure_call): Use a scalar constraint from CALLUSED for
22127 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22130 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22133 * c-common.c (handle_aligned_attribute): Properly check alignment
22134 overflow. Use (1U << i) instead of (1 << i).
22136 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22138 * expr.h (get_mem_align_offset): Updated.
22140 * tree.h (tree_decl_common): Change align to "unsigned int" and
22141 move it before pointer_alias_set.
22143 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22144 Jakub Jelinek <jakub@redhat.com>
22147 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22148 gr_register_operand with gr_reg_or_0_operand.
22149 (cmpxchg_rel_di): Likewise.
22150 (sync_lock_test_and_set<mode>): Likewise.
22152 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22154 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22155 (true_regnum): Likewise.
22157 * rtlanal.c (subreg_info): Moved to ...
22158 * rtl.h (subreg_info): Here. New.
22159 (subreg_get_info): New.
22161 * rtlanal.c (subreg_get_info): Make it extern.
22163 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22166 * config/i386/i386.c (ix86_abi): New.
22167 (override_options): Handle -mabi=.
22168 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22169 (ix86_call_abi_override): Likewise.
22170 (init_cumulative_args): Likewise.
22171 (function_arg_advance): Likewise.
22172 (function_arg_64): Likewise.
22173 (function_arg): Likewise.
22174 (ix86_pass_by_reference): Likewise.
22175 (ix86_function_value_regno_p): Likewise.
22176 (ix86_build_builtin_va_list_abi): Likewise.
22177 (setup_incoming_varargs_64): Likewise.
22178 (is_va_list_char_pointer): Likewise.
22179 (ix86_init_machine_status): Likewise.
22180 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22181 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22182 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22183 (ix86_function_abi): Make it static and return enum calling_abi.
22184 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22186 (ix86_fn_abi_va_list): Updated.
22188 * config/i386/i386.h (ix86_abi): New.
22189 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22190 (CONDITIONAL_REGISTER_USAGE): Likewise.
22191 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22192 (machine_function): Likewise.
22194 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22196 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22197 (STACK_BOUNDARY): Likewise.
22198 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22200 * config/i386/i386.opt (mabi=): New.
22202 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22203 return enum calling_abi.
22204 (ix86_function_type_abi): Likewise.
22205 (ix86_function_abi): Removed.
22207 * doc/invoke.texi: Document -mabi= option for x86.
22209 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22211 * builtins.c (real_dconstp): Delete.
22212 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22214 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22215 Jakub Jelinek <jakub@redhat.com>
22218 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22219 (gen_subprogram_die): When a function is explicit, generate the
22220 DW_AT_explicit attribute.
22221 * langhooks.h (struct lang_hooks_for_decls): Add
22222 function_decl_explicit_p langhook.
22223 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22224 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22226 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22228 * builtins.c (fold_builtin_memory_op): Optimize memmove
22229 into memcpy if we can prove source and destination don't overlap.
22231 * tree-inline.c: Include gt-tree-inline.h.
22232 (clone_fn_id_num): New variable.
22233 (clone_function_name): New function.
22234 (tree_function_versioning): Use it.
22235 * Makefile.in (GTFILES): Add tree-inline.c.
22237 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22239 * BASE-VER: Change to 4.5.0.
22241 2009-03-27 Xinliang David Li <davidxl@google.com>
22243 PR tree-optimization/39557
22244 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22246 2009-03-27 Xinliang David Li <davidxl@google.com>
22248 PR tree-optimization/39548
22249 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22252 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22254 * c-common.c (pointer_int_sum): Use %wd on return from
22257 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22259 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22260 on return from tree_low_cst.
22262 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22265 * ginclude/stdarg.h (va_copy): Define also for
22266 __GXX_EXPERIMENTAL_CXX0X__.
22268 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22271 * builtins.h (c_strlen): Do not warn here.
22272 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22273 * c-common.c (pointer_int_sum): Take an explicit location.
22274 Warn about offsets out of bounds.
22275 * c-common.h (pointer_int_sum): Adjust declaration.
22277 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22279 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22282 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22285 * opts.c (warn_if_disallowed_function_p): Don't assume
22286 get_callee_fndecl must return non-NULL.
22288 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22290 PR rtl-optimization/39522
22291 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22292 when reg_reloaded_valid is set.
22294 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22296 * config/spu/divv2df3.c: New file.
22297 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22298 (DPBIT_FUNCS): Filter out _div_df.
22300 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22302 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22303 a jump insn, count that jump in the distance to the loop start.
22305 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22308 * config/sh/sh.c (calc_live_regs): Fix condition for global
22309 registers except PIC_OFFSET_TABLE_REGNUM.
22311 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22314 * doc/invoke.texi (-mconsole): New.
22316 (-mno-cygwin): New.
22318 (-mnop-fun-dllimport): New.
22322 (sub section "i386 and x86-64 Windows Options"): New.
22324 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22326 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22327 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22329 2009-03-25 Richard Guenther <rguenther@suse.de>
22331 PR middle-end/39497
22332 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22335 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22337 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22338 neither of haifa/selective schedulers are working.
22340 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22342 * doc/invoke.texi (Debugging Options): Fix description of
22343 -fno-merge-debug-strings.
22345 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22347 * config/cris/libgcc.ver: New version-script.
22348 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22350 * configure.ac <GAS features, nop mnemonic>: Add pattern
22351 crisv32-*-* for "nop".
22352 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22353 * configure: Regenerate.
22355 2009-03-24 Ira Rosen <irar@il.ibm.com>
22357 PR tree-optimization/39529
22358 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22359 mark_sym_for_renaming for the tag copied to the new vector
22362 2009-03-24 Arthur Loiret <aloiret@debian.org>
22364 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22365 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22366 EXTRA_SPEC_FUNCTIONS.
22367 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22368 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22369 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22370 -march and -mtune options.
22372 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22374 * config/m68k/t-rtems: Add m5329 multilib.
22376 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22377 Jakub Jelinek <jakub@redhat.com>
22380 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22383 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22386 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22387 instead of c_parser_expression_conv, if original_code isn't one of the
22388 4 allowed comparison codes, fail.
22390 2009-03-23 Richard Guenther <rguenther@suse.de>
22392 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22393 * tree.h (struct tree_type): Likewise.
22394 * reload.h (struct insn_chain): Likewise.
22395 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22396 * function.h (struct function): Likewise.
22397 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22399 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22401 PR tree-optimization/39516
22402 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22404 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22406 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22407 should be set true if BITS_PER_WORD of target is bigger than 32
22409 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22411 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22412 Translate -B-options to -rpath-link. Correct existing
22413 rpath-link and conditionalize on !nostdlib.
22415 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22417 * doc/extend.texi (Function Attributes, Variable Attributes):
22419 * doc/invoke.texi (Debugging Options, Optimize Options)
22420 (i386 and x86-64 Options, MCore Options): Likewise.
22422 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22425 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22426 it for block local namespace aliases.
22427 (gen_decl_die): Pass context_die to gen_namespace_die.
22429 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22432 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22433 minimum or maximum value.
22435 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22437 * reginfo.c (globalize_reg): Recompute derived reg sets.
22439 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22442 * libgcc2.c (mprotect): Do not use signed arguments for
22443 VirtualProtect, use DWORD arguments. Also fix the 'may
22444 be used uninitialized' warning for the np variable.
22446 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22449 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22450 functions using regparm calling conventions when not optimizing.
22451 (ix86_function_sseregparm): Similarly for sseregparm calling
22454 2009-03-19 Li Feng <nemokingdom@gmail.com>
22456 PR middle-end/39500
22457 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22458 dependence if the first conflict is after niter iterations.
22460 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22462 PR middle-end/38609
22463 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22464 functions with dynamic stack-pointer adjustments.
22466 2009-03-19 Ben Elliston <bje@au.ibm.com>
22468 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22469 option; change to -msdata=data.
22471 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22473 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22476 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22479 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22481 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22483 * doc/invoke.texi (Code Gen Options): Expand discussion of
22486 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22488 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22489 * matrix-reorg.c (struct matrix_info): Likewise.
22490 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22491 * rtl.h (struct mem_attrs): Likewise.
22492 * df.h (struct df): Likewise.
22493 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22494 * ira-int.h (struct ira_allocno): Likewise.
22495 * df-scan.c (struct df_collection_rec): Likewise.
22496 * ira.c (struct equivalence): Likewise.
22497 * function.c (struct temp_slot): Likewise.
22498 * cfgloop.h (struct loop): Likewise.
22501 * function.c (use_register_for_decl): When not optimizing, disregard
22502 register keyword for variables with types containing methods.
22504 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22506 PR middle-end/39447
22507 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22508 (is_simple_operand): Call contains_component_ref_p before calling data
22509 reference analysis that would fail on COMPONENT_REFs.
22511 * tree-vrp.c (search_for_addr_array): Fix formatting.
22513 2009-03-18 Richard Guenther <rguenther@suse.de>
22515 * tree-vect-transform.c (vect_loop_versioning): Fold the
22516 generated comparisons.
22517 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22518 (slpeel_tree_peel_loop_to_edge): Likewise.
22520 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22522 PR middle-end/37805
22523 * opts.c (print_specific_help): In addition to `undocumented',
22524 accept `separate' and `joined' flags if passed alone. Describe
22525 output by the first matched one of those.
22526 (common_handle_option): Skip over empty strings.
22527 * gcc.c (display_help): Fix help string for `--help='.
22528 * doc/invoke.texi (Option Summary, Overall Options): With
22529 `--help=', classes and qualifiers can both be repeated, but
22530 only the latter can be negated. One should not pass only
22531 negated qualifiers. Fix markup and examples.
22534 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22535 PR middle-end/37805
22536 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22537 and -fhelp=separate.
22539 2009-03-17 Jing Yu <jingyu@google.com>
22541 PR middle-end/39378
22542 * function.h (struct rtl_data): Move is_thunk from here...
22543 (struct function): ...to here.
22544 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22545 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22547 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22549 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22550 (alpha_output_function_end_prologue): Likewise.
22551 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22552 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22553 (rs6000_output_function_epilogue): Likewise.
22554 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22556 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22559 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22560 from different units in a single alternative.
22561 (*truncdfsf_i387): Ditto.
22562 (*truncxfsf2_mixed): Ditto.
22563 (*truncxfdf2_mixed): Ditto.
22565 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22567 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22568 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22571 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22572 unused non-artificial variables when not optimizing.
22575 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22576 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22577 NAMESPACE_DECL in its DECL_INITIAL.
22579 PR middle-end/39443
22580 * optabs.c (set_user_assembler_libfunc): New function.
22581 * expr.h (set_user_assembler_libfunc): New prototype.
22582 * c-common.c: Include libfuncs.h.
22583 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22584 for memcmp, memset, memcpy, memmove and abort.
22585 * Makefile.in (c-common.o): Depend on libfuncs.h.
22588 * dwarf2out.c (gen_inlined_enumeration_type_die,
22589 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22590 gen_tagged_type_instantiation_die): Removed.
22591 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22594 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22597 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22599 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22600 (check-parallel-%): Ditto.
22601 (check-consistency): Ditto.
22603 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22605 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22606 local variable rhs by NULL_TREE.
22608 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22611 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22613 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22616 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22618 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22621 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22622 for ms->sysv ABI calls only in 64bit mode.
22624 * config/i386/i386.md (untyped_call): Support 32bit.
22626 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22628 * doc/extend.texi: Replace x86_65 with x86_64.
22630 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22632 PR tree-optimization/39455
22633 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22634 mismatches for POINTER_TYPE_P (type).
22635 (number_of_iterations_le): Likewise.
22637 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22639 * config/picochip/picochip.c: Removed profiling support.
22640 * config/picochip/picochip.md: Removed profiling instruction.
22641 * config/picochip/picochip.h: Removed profiling builtin.
22643 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22645 * doc/install.texi (--with-host-libstdcxx): Document.
22647 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22650 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22651 generate a warning if the function name does not begin with
22652 "__vector" and the function has either the 'signal' or 'interrupt'
22653 attribute, from here to ...
22654 (avr_declare_function_name): ...here. New function.
22655 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22656 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22658 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22661 * cse.c (fold_rtx): Don't modify original const_arg1 when
22662 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22663 separate variable instead.
22664 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22665 from out of range shift counts.
22666 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22668 2009-03-13 Catherine Moore <clm@codesourcery.com>
22670 * config/i386/x-mingw32 (host-mingw32.o): Replace
22671 diagnostic.h with $(DIAGNOSTIC_H).
22673 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22676 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22678 * config/i386/sync.md (sync_compare_and_swap<mode>,
22679 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22680 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22682 (sync_double_compare_and_swapdi_pic,
22683 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22684 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22686 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22689 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22691 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22694 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22695 (avx_addsubv4df3): Likewise.
22696 (*avx_addsubv4sf3): Likewise.
22697 (sse3_addsubv4sf3): Likewise.
22699 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22702 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22704 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22707 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22708 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22709 registers for allocnos created from user-defined variables.
22711 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22714 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22715 of non-integer mode as well.
22717 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22719 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22720 for functions for which the parameter types are unknown.
22722 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22725 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22726 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22727 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22728 * config/i386/i386.c (ix86_local_alignment): For
22729 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22730 long long variables on the stack to avoid dynamic realignment.
22731 Allow the first argument to be a decl rather than type.
22732 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22734 2009-03-11 Nick Clifton <nickc@redhat.com>
22737 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22739 Add description to mno-lsim option.
22740 * config/mcore/mcore.h: Remove comment about deprecated m4align
22742 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22743 * doc/invoke.texi: Add description of mno-lsim and
22744 mstack-increment options.
22746 * config/fr30/fr30.opt: Document the -mno-lsim option.
22747 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22748 and -mno-lsim options.
22750 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22752 * fold-const.c (fold_comparison): Only call fold_inf_compare
22753 if the mode supports infinities.
22755 2009-03-11 Jason Merrill <jason@redhat.com>
22758 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22759 end already did. Notice GIMPLE_CALL modifications of the result.
22760 Don't copy debug information from an ignored decl or a decl from
22763 2009-03-10 Richard Guenther <rguenther@suse.de>
22764 Nathan Froyd <froydnj@codesourcery.com>
22766 PR middle-end/37850
22767 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22768 (__divMODE3): Likewise.
22770 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22772 PR tree-optimization/39394
22773 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22774 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22776 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22778 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22779 inline asms for register asm ("") declarations.
22781 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22783 * fold-const.c (fold_unary): Fix comment.
22785 2009-03-07 Jan Hubicka <jh@suse.cz>
22788 * tree-inline.c (setup_one_parameter): Do replacement of const
22789 argument by constant in SSA form.
22791 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22793 PR middle-end/38028
22794 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22795 determine alignment passed to assign_stack_local.
22796 (assign_parms_unsplit_complex): Likewise.
22797 * except.c (sjlj_build_landing_pads): Likewise.
22799 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22801 PR middle-end/39360
22802 * tree-flow.h (add_referenced_var): Return bool instead of void.
22803 * tree-dfa.c (add_referenced_var): Return result of
22804 referenced_var_check_and_insert call.
22805 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22806 of referenced_var_check_and_insert.
22809 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22810 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22811 DIE, don't emit it if abstract origin already has it.
22812 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22813 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22815 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22817 * genpreds.c (needs_variable): Fix parentheses at variable name
22819 (write_tm_constrs_h): Indent generated code.
22821 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22823 * doc/extend.texi (Function Attributes): Add documentation
22824 for isr attributes.
22826 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22829 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
22830 take locus from its DECL_SOURCE_LOCATION instead of input_location.
22832 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22834 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
22837 2009-03-05 Jakub Jelinek <jakub@redhat.com>
22840 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
22841 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
22843 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
22845 * config/i386/i386.md (R8_REG, R9_REG): New constants.
22846 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
22847 constants instead of magic numbers.
22848 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
22850 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
22851 (x86_64_ms_abi_int_parameter_registers): Ditto.
22852 (x86_64_int_return_registers): Ditto.
22853 (ix86_maybe_switch_abi): Ditto.
22854 (ix86_expand_call): Ditto for clobbered_registers array.
22855 (ix86_hard_regno_mode_ok): Ditto.
22856 (x86_extended_QIreg_mentioned_p): Ditto.
22858 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
22860 PR tree-optimization/39349
22861 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
22863 * combine.c (gen_lowpart_for_combine): Use omode when generating
22866 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
22868 PR rtl-optimization/39235
22869 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
22871 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22873 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
22875 2009-03-04 Richard Guenther <rguenther@suse.de>
22877 PR tree-optimization/39362
22878 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
22879 that occur in abnormal PHIs should be varying.
22881 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22883 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
22885 (simple_iv): Take loop as an argument instead of statement.
22886 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22887 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22889 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22891 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22892 * matrix-reorg.c (analyze_transpose): Ditto.
22893 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22894 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22895 * tree-predcom.c (ref_at_iteration): Ditto.
22896 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22898 2009-03-04 Richard Guenther <rguenther@suse.de>
22900 PR tree-optimization/39358
22901 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22902 escaped_id and callused_id.
22903 (solve_graph): Likewise.
22905 2009-03-04 Richard Guenther <rguenther@suse.de>
22907 PR tree-optimization/39339
22908 * tree-sra.c (try_instantiate_multiple_fields): Make it
22909 no longer ICE on the above.
22911 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22913 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22914 that fits within Pmode.
22916 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22918 PR middle-end/10109
22919 * tm.texi (LIBCALL_VALUE): Update description.
22921 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22923 PR middle-end/34443
22924 * doc/extend.texi (section): Update description.
22926 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22928 PR middle-end/39345
22929 * tree-inline.c (remapped_type): New.
22930 (can_be_nonlocal): Call remapped_type instead of remap_type.
22932 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22935 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22936 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22938 2009-03-03 Richard Guenther <rguenther@suse.de>
22940 PR middle-end/39272
22941 * tree.c (tree_nonartificial_location): New function.
22942 * tree.h (tree_nonartificial_location): Declare.
22943 * builtins.c (expand_builtin_memory_chk): Provide location
22944 of the call location for artificial function pieces.
22945 (maybe_emit_chk_warning): Likewise.
22946 (maybe_emit_sprintf_chk_warning): Likewise.
22947 (maybe_emit_free_warning): Likewise.
22948 * expr.c (expand_expr_real_1): Likewise.
22950 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22952 PR tree-optimization/39343
22953 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22954 COMPONENT_REF t has ARRAY_TYPE.
22956 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22958 PR middle-end/39335
22959 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22960 when the type precision of the induction variable should be
22961 larger than the type precision of nit.
22962 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22963 * graphite.c (graphite_loop_normal_form): Same.
22964 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22966 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22968 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22969 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22970 numbers to describe clobbered registers.
22971 (*call_value_0_rex64_ms_sysv): Ditto.
22972 * config/i386/mmx.md (mmx_emms): Ditto.
22973 (mmx_femms): Ditto.
22975 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22977 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22980 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22982 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22983 (spu_section_type_flags): New function.
22985 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22987 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22988 reg_class_contents of FLOAT_REGS into a temporary.
22990 2009-03-02 Richard Guenther <rguenther@suse.de>
22991 Ira Rosen <irar@il.ibm.com>
22993 PR tree-optimization/39318
22994 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22995 information to the vectorized statement.
22997 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22999 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23000 variable. Use defined names instead of magic constants for REX SSE
23003 2009-03-01 Richard Guenther <rguenther@suse.de>
23005 PR tree-optimization/39331
23006 * omp-low.c (lower_send_shared_vars): Do not receive new
23007 values for the reference of DECL_BY_REFERENCE parms or results.
23009 2009-03-01 Jan Hubicka <jh@suse.cz>
23012 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23013 BLOCK_NONLOCALIZED_VAR): New macros.
23014 (tree_block): Add nonlocalized_vars.
23015 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23016 gen_decl_die): Add origin argument. Allow generation of die with
23017 origin at hand only.
23018 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23019 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23021 (gen_block_die): Fix checking for unused blocks.
23022 (process_scope_var): Break out from .... ; work with origins only.
23023 (decls_for_scope) ... here; process nonlocalized list.
23024 (dwarf2out_ignore_block): Look for nonlocalized vars.
23025 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23027 (dump_scope_block): Dump them.
23028 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23029 (remap_block): Likewise.
23030 (can_be_nonlocal): New predicate.
23031 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23033 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23035 * configure: Regenerate.
23037 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23039 * optc-gen.awk: No need to duplicate option flags twice.
23040 Reuse help texts for duplicate options which do not have any.
23042 * gcc.c (display_help): Document --version.
23044 * gcc.c (main): If print_help_list and verbose_flag, ensure
23045 driver output comes before subprocess output.
23047 * optc-gen.awk: Assign all remaining fields to help string,
23048 space-separated, for multi-line help in *.opt.
23050 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23051 -Wno-pedantic-ms-format is for MinGW targets only.
23053 * doc/options.texi (Option file format): Fix bad indentation,
23054 restoring dropped sentence.
23056 2009-02-28 Jan Hubicka <jh@suse.cz>
23058 * tree-inline.c (tree_function_versioning): Output debug info.
23060 2009-02-28 Jan Hubicka <jh@suse.cz>
23063 * tree-inline.c (setup_one_parameter): Do not copy propagate
23064 arguments when not optimizing.
23066 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23069 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23070 (avx_addsubv4df3): Likewise.
23071 (*avx_addsubv4sf3): Likewise.
23072 (sse3_addsubv4sf3): Likewise.
23073 (*avx_addsubv2df3): Likewise.
23074 (sse3_addsubv2df3): Likewise.
23075 (avx_unpckhps256): Correct item selectors.
23076 (avx_unpcklps256): Likewise.
23077 (avx_unpckhpd256): Likewise.
23078 (avx_unpcklpd256): Likewise.
23080 2009-02-28 Jan Hubicka <jh@suse.cz>
23082 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23084 (copy_arguments_for_versioning): If var is declared don't declare it.
23085 (tree_function_versioning): First setup substitutions and then copy
23088 2009-02-27 Jan Hubicka <jh@suse.cz>
23091 * cgraph.h (varpool_output_debug_info): Remove.
23092 * cgraphunit.c (varpool_output_debug_info): Remove.
23093 * dwarf2out.c (deferred_locations_struct): New struct
23094 (deferred_locations): New type.
23095 (deferred_locations_list): New static var.
23096 (deffer_location): New function.
23097 (gen_variable_die): Use it.
23098 (decls_for_scope): Output info on local static vars.
23099 (dwarf2out_finish): Process deferred locations.
23100 * varpool.c (varpool_output_debug_info): Remove.
23102 2009-02-27 Jan Hubicka <jh@suse.cz>
23105 * tree.h (TREE_PROTECTED): Fix comment.
23106 (BLOCK_HANDLER_BLOCK): Remove.
23107 (struct tree_block): Remove handler_block add body_block.
23108 (inlined_function_outer_scope_p): New.
23109 (is_body_block): Remove.
23110 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23111 * dwarf2out.c (is_inlined_entry_point): Remove.
23112 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23113 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23115 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23116 * gimplify.c (gimplify_expr): Gimplify body blocks.
23117 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23118 block with multiple subblocks.
23119 (dump_scope_block): Prettier output; dump more flags and info.
23120 (dump_scope_blocks): New.
23121 (remove_unused_locals): Use dump_scope_blocks.
23122 * tree-flow.h (dump_scope_blocks): Declare.
23123 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23124 * stmt.c (is_body_block): Remove.
23125 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23126 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23128 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23130 PR middle-end/39308
23131 * graphite.c (graphite_loop_normal_form): Do not call
23132 number_of_iterations_exit from a gcc_assert.
23134 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23136 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23137 jumps if COND is NULL.
23138 (find_cond_jump): New function.
23139 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23140 * config/s390/s390.md: Remove z10_cobra attribute value.
23142 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23144 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23145 force_const_mem returns NULL_RTX.
23147 2009-02-26 Jan Hubicka <jh@suse.cz>
23150 * cgraph.h (varpool_output_debug_info): Remove.
23151 * cgraphunit.c (varpool_output_debug_info): Remove.
23152 * dwarf2out.c (deferred_locations_struct): New struct
23153 (deferred_locations): New type.
23154 (deferred_locations_list): New static var.
23155 (deffer_location): New function.
23156 (gen_variable_die): Use it.
23157 (decls_for_scope): Output info on local static vars.
23158 (dwarf2out_finish): Process deferred locations.
23159 * varpool.c (varpool_output_debug_info): Remove.
23161 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23163 PR rtl-optimization/39241
23164 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23165 to subreg_offset_representable_p.
23167 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23169 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23170 execute function prototype. Get f and nregs from max_reg_num
23171 and get_insns. Remove the first backward pass as it's dead,
23172 guard the forward pass by flag_expensive_optimizations.
23173 (rest_of_handle_regmove): Delete.
23174 (pass_regmove): Replace it with regmove_optimize.
23176 2009-02-25 Martin Jambor <mjambor@suse.cz>
23178 PR tree-optimization/39259
23179 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23180 calls_alloca function flags.
23181 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23182 calls are detected.
23184 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23186 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23187 flags_set_1_rtx, flags_set_1_set): Delete.
23188 (regmove_optimize): Do not call mark_flags_life_zones.
23190 2009-02-24 Julian Brown <julian@codesourcery.com>
23193 * config/arm/arm.c (require_pic_register): Only set
23194 cfun->machine->pic_reg once per function.
23196 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23198 * doc/invoke.texi (Link Options): Document an easier way to pass
23199 options that take arguments to the GNU linker using -Xlinker and -Wl.
23201 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23204 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23206 2009-02-24 Richard Guenther <rguenther@suse.de>
23209 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23211 2009-02-24 Richard Guenther <rguenther@suse.de>
23212 Zdenek Dvorak <ook@ucw.cz>
23214 PR tree-optimization/39233
23215 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23216 from converting them to a generic type.
23218 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23220 PR tree-optimization/39260
23221 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23222 contains a condition with a real type.
23223 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23225 2009-02-23 Jason Merrill <jason@redhat.com>
23228 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23229 narrowing_initializer_constant_valid_p.
23230 (narrowing_initializer_constant_valid_p): Don't return
23231 null_pointer_node for adding a pointer to itself.
23233 2009-02-23 Jan Hubicka <jh@suse.cz>
23236 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23239 2009-02-23 Jan Hubicka <jh@suse.cz>
23241 PR tree-optimization/37709
23242 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23243 * tree.h (block_ultimate_origin): Declare.
23244 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23245 * tree-ssa-live.c (remove_unused_scope_block_p):
23246 Eliminate blocks containig no instructions nor live variables nor
23248 (dump_scope_block): New function.
23249 (remove_unused_locals): Enable removal of dead blocks by default;
23250 enable dumping at TDF_DETAILS.
23252 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23254 * config/i386/i386.c (classify_argument): Don't allow COImode
23256 (function_arg_advance_32): Don't allow OImode.
23257 (function_arg_32): Likewise.
23258 (function_value_32): Likewise.
23259 (return_in_memory_32): Likewise.
23260 (function_arg_64): Remove OImode comment.
23262 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23265 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23266 ix86_expand_vector_set for V4DImode in 64bit mode only.
23267 (ix86_expand_vector_init_one_var): Likewise.
23269 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23271 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23273 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23276 * loop-iv.c: Revert last change.
23277 * emit-rtl.c: Likewise.
23279 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23282 * config/i386/i386.c (type_natural_mode): Remove an extra
23283 space in the warning message.
23284 (function_value_32): Handle 32-byte vector modes.
23285 (return_in_memory_32): Likewise.
23287 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23289 * loop-iv.c (truncate_value): New function.
23290 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23292 (lowpart_subreg): Move to...
23293 * emit-rtl.c: ...here.
23295 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23297 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23298 accidental and undocumented change at revision 140860.
23300 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23302 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23303 take gimple_seq * arguments.
23304 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23305 types_compatible_p langhook.
23307 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23308 Joseph Myers <joseph@codesourcery.com>
23310 * config/arm/arm.c (arm_builtin_va_list): New function.
23311 (arm_expand_builtin_va_start): Likewise.
23312 (arm_gimplify_va_arg_expr): Likewise.
23313 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23314 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23315 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23316 (va_list_type): New variable.
23317 (arm_mangle_type): Mangle va_list_type appropriately.
23319 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23321 PR middle-end/39157
23322 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23323 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23324 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23325 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23326 parameter to 1000 for -O1 by default.
23327 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23329 * loop-invariant.c: Include params.h.
23330 (move_loop_invariants): Don't call move_single_loop_invariants on
23333 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23335 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23336 offset when calculating bounds for indexing stack_usage_map. Fixes
23337 a buffer overflow with certain target setups.
23339 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23342 * calls.c (expand_call): Clear try_tail_call if caller and callee
23343 disagree in promotion of function return value.
23345 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23348 * c-common.c (c_determine_visibility): If visibility changed and
23349 DECL_RTL has been already set, call make_decl_rtl to update symbol
23352 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23355 * varasm.c (assemble_variable): Don't check DECL_NAME when
23356 globalizing a variable.
23358 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23361 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23362 expression before any __builtin_trap call.
23363 * c-typeck.c (build_function_call): Convert and check function
23364 arguments before generating a call to a trap. Evaluate the
23365 function arguments before the trap.
23367 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23370 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23371 (UNSPEC_FXAM_MEM): New unspec.
23372 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23373 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23374 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23376 2009-02-19 Richard Guenther <rguenther@suse.de>
23378 PR tree-optimization/39207
23379 PR tree-optimization/39074
23380 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23381 storedanything_tree): New.
23382 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23383 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23384 (build_succ_graph): Add edges from STOREDANYTHING to all
23386 (init_base_vars): Initialize STOREDANYTHING.
23387 (compute_points_to_sets): Free substitution info after
23388 building the succ graph.
23389 (ipa_pta_execute): Likewise.
23391 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23393 (do_ds_constraint): Do not add to special var or non-pointer
23395 (type_could_have_pointers): Split out from ...
23396 (could_have_pointers): ... here. For arrays use the element type.
23397 (create_variable_info_for): Initialize may_have_pointers.
23398 (new_var_info): Likewise.
23399 (handle_lhs_call): Make the HEAP variable unknown-sized.
23400 (intra_create_variable_infos): Use a type with pointers for
23401 PARM_NOALIAS, make it unknown-sized.
23403 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23406 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23408 2009-02-18 Jason Merrill <jason@redhat.com>
23411 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23412 value if DECL_EXTERNAL.
23413 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23414 * target.h (gcc_target::binds_local_p): Clarify "module".
23415 * tree.h (TREE_PUBLIC): Clarify "module".
23417 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23420 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23421 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23423 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23426 * c.opt (Wabi): Support C and ObjC.
23429 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23431 * config/i386/i386.c (classify_argument): Warn once about the ABI
23432 change when passing union with long double.
23434 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23436 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23439 * c-parser.c (c_parser_compound_statement): Always enter and leave
23442 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23445 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23447 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23449 PR tree-optimization/36922
23450 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23451 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23454 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23456 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23459 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23461 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23463 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23465 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23468 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23469 Richard Sandiford <rdsandiford@googlemail.com>
23471 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23472 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23473 (loongson_biadd): ...this.
23475 2009-02-17 Richard Guenther <rguenther@suse.de>
23477 PR tree-optimization/39202
23478 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23479 a var make sure to follow existing collapses.
23481 2009-02-17 Richard Guenther <rguenther@suse.de>
23483 PR middle-end/39214
23484 * langhooks.c (lhd_print_error_function): Check for NULL block.
23486 2009-02-17 Richard Guenther <rguenther@suse.de>
23488 PR tree-optimization/39204
23489 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23492 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23494 * config/soft-fp/double.h: Update from glibc CVS.
23496 2009-02-17 Richard Guenther <rguenther@suse.de>
23498 PR tree-optimization/39207
23499 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23500 strict-aliasing warnings for pointers pointing to NULL.
23502 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23505 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23506 skipping until next close brace.
23508 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23511 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23512 to function argument boundary.
23514 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23516 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23517 in the lea_add. Reload eventually constraints it properly.
23518 * config/picochip/constraints.md: Remove the target constraint
23519 "b", since it is not needed anymore.
23521 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23523 * gthr-dce.h: Uglify function parameter and local variable names.
23524 * gthr-gnat.h: Likewise.
23525 * gthr-mipssde.h: Likewise.
23526 * gthr-nks.h: Likewise.
23527 * gthr-posix95.h: Likewise.
23528 * gthr-posix.h: Likewise.
23529 * gthr-rtems.h: Likewise.
23530 * gthr-single.h: Likewise.
23531 * gthr-solaris.h: Likewise.
23532 * gthr-tpf.h: Likewise.
23533 * gthr-vxworks.h: Likewise.
23534 * gthr-win32.h: Likewise.
23536 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23539 * config/i386/i386.md: Restrict the new peephole2 to move
23540 between MMX/SSE registers.
23542 2009-02-15 Richard Guenther <rguenther@suse.de>
23545 2009-02-13 Richard Guenther <rguenther@suse.de>
23547 * configure.ac: Enable LFS.
23548 * configure: Re-generate.
23549 * config.in: Likewise.
23551 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23553 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23554 spu_srqwbyte, spu_srqwbytebc): Define.
23555 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23556 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23557 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23558 "shrqby_<mode>"): New insn-and-split patterns.
23559 * config/spu/spu.c (expand_builtin_args): Determine and return
23560 number of operands using spu_builtin_description data.
23561 (spu_expand_builtin_1): Use it.
23563 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23566 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23569 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23572 * config/i386/i386.c (override_options): Correct warning
23573 messages for -malign-loops, -malign-jumps and -malign-functions.
23575 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23578 * config/i386/i386.md: Restrict the new peephole2 to move
23579 between the general purpose registers.
23581 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23584 * config/i386/i386.c (type_natural_mode): Add a new argument.
23585 Return the original mode and warn ABI change if vector size is 32byte.
23586 (function_arg_advance): Updated.
23587 (function_arg): Likewise.
23588 (ix86_function_value): Likewise.
23589 (ix86_return_in_memory): Likewise.
23590 (ix86_sol10_return_in_memory): Likewise.
23591 (ix86_gimplify_va_arg): Likewise.
23592 (function_arg_32): Don't warn ABX ABI change here.
23593 (function_arg_64): Likewise.
23595 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23597 * loop-iv.c (implies_p): In the final case, test that operands 0
23598 of the two comparisons match.
23600 * config/bfin/bfin.c (find_prev_insn_start): New function.
23601 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23602 (find_next_insn_start): Move.
23604 2009-02-13 Richard Guenther <rguenther@suse.de>
23606 * configure.ac: Enable LFS.
23607 * configure: Re-generate.
23608 * config.in: Likewise.
23610 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23613 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23614 sizes on syntax error after some arguments have been parsed.
23616 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23618 * doc/invoke.texi (-fira): Remove.
23620 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23622 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23623 * recog.c: Likewise.
23626 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23628 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23629 (umul_ppmm): Likewise.
23630 (count_leading_zeros): Likewise.
23631 (count_trailing_zeros): Likewise.
23632 (UMUL_TIME): Likewise.
23634 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23636 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23637 soft-fp/t-softfp to tmake_file.
23639 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23640 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23641 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23642 IA64_BUILTIN_INFQ]: New.
23643 (ia64_init_builtins): Initialize __builtin_infq,
23644 __builtin_fabsq and __builtin_copysignq if not HPUX.
23645 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23646 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23648 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23650 (__fixtfti): Likewise.
23651 (__fixunstfti): Likewise.
23652 (__floattitf): Likewise.
23654 * config/ia64/libgcc-glibc.ver: New.
23655 * config/ia64/t-fprules-softfp: Likewise.
23656 * config/ia64/sfp-machine.h: Likewise.
23658 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23659 (LIBGCC2_TF_CEXT): Likewise.
23660 (TF_SIZE): Likewise.
23661 (TARGET_INIT_LIBFUNCS): Likewise.
23663 * config/ia64/t-glibc (SHLINB_MAPFILES):
23664 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23666 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23668 * config/i386/i386.c (construct_container): Rewrite processing
23669 BLKmode with X86_64_SSE_CLASS.
23671 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23674 * config/i386/i386.md: Replace simplify_replace_rtx with
23675 replace_rtx in the new peephole2.
23677 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23679 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23680 loop unrolling do not happen at -O2.
23682 2009-02-12 Michael Matz <matz@suse.de>
23684 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23686 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23688 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23691 2009-02-12 Ben Elliston <bje@au.ibm.com>
23693 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23694 patterns when updating the back chain. Missed in the 2009-02-10
23697 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23699 * doc/extend.texi (Decimal Floating Types): Update identifier of
23700 draft TR and list of missing support.
23702 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23704 PR middle-end/39154
23705 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23706 bit to variable length decl's flags, add it also to its
23707 pointer replacement variable.
23709 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23710 Jakub Jelinek <jakub@redhat.com>
23713 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23714 (memory_blockage): New expander.
23715 (*memory_blockage): New insn pattern.
23716 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23717 instead of general blockage at the end of function prologue when
23718 frame pointer is used to access red zone area. Do not emit blockage
23719 when profiling, it is emitted in generic code.
23720 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23721 function epilogue when frame pointer is used to access red zone area.
23723 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23726 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23727 by arithmetic with memory operands.
23728 * config/i386/predicates.md (commutative_operator): New.
23730 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23732 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23735 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23737 * alias.h (record_alias_subset): Declare.
23738 * alias.c (record_alias_subset): Make global.
23740 2009-02-10 Nick Clifton <nickc@redhat.com>
23742 * tree-parloops.c: Change license to GPLv3.
23743 * ipa-struct-reorg.c: Change license to GPLv3.
23744 * ipa-struct-reorg.h: Change license to GPLv3.
23746 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23749 * c-decl.c (start_struct): Return NULL on error.
23751 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23753 PR middle-end/39124
23754 * cfgloopmanip.c (remove_path): Call remove_bbs after
23755 cancel_loop_tree, not before it.
23758 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23759 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23760 VAR_DECLs were seen.
23761 * tree-ssa-live.c (remove_unused_locals): Recompute
23762 cfun->has_local_explicit_reg_vars.
23763 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23764 copies or clearings if cfun->has_local_explicit_reg_vars.
23766 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23769 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23770 of function prologue when frame pointer is used to access
23773 2009-02-10 Richard Guenther <rguenther@suse.de>
23775 PR middle-end/39127
23776 * gimplify.c (gimple_regimplify_operands): Always look if
23777 we need to create a temporary.
23779 2009-02-10 Richard Guenther <rguenther@suse.de>
23781 PR tree-optimization/39132
23782 * tree-loop-distribution.c (todo): New global var.
23783 (generate_memset_zero): Trigger TODO_rebuild_alias.
23784 (tree_loop_distribution): Return todo.
23786 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23789 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23790 (x86_64_reg_class_name): Removed.
23791 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23792 first one isn't X86_64_SSE_CLASS or any other ones aren't
23793 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23794 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23795 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23796 and 3 X86_64_SSEUP_CLASS.
23797 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23798 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23800 2009-02-10 Ben Elliston <bje@au.ibm.com>
23802 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23803 form instruction to update the stack back chain word, even if the
23804 user has disabled the generation of update instructions.
23805 (movdi_<mode>_update_stack): New.
23806 (movsi_update_stack): Likewise.
23807 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23808 always use an update form instruction to update the stack back
23811 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23813 PR middle-end/38953
23814 * graphite.c (if_region_set_false_region): After moving a region in
23815 the false branch of a condition, remove the empty dummy basic block.
23816 (gloog): Remove wrong fix for PR38953.
23818 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23820 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23821 generation due to implicit sign extension.
23823 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23825 PR middle-end/38981
23826 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23827 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23829 2009-02-09 Richard Guenther <rguenther@suse.de>
23831 PR middle-end/35202
23832 * convert.c (convert_to_real): Disable (float)fn((double)x)
23833 to fnf(x) conversion if errno differences may occur and
23834 -fmath-errno is set.
23836 2009-02-07 Anatoly Sokolov <aesok@post.ru>
23838 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
23839 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23840 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23842 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23845 * c-common.c (handle_alias_attribute): Disallow attribute for
23846 anything not a FUNCTION_DECL or VAR_DECL.
23848 2009-02-06 Janis Johnson <janis187@us.ibm.com>
23851 * real.c (do_compare): Special-case compare of zero against
23852 decimal float value.
23854 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23857 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
23858 as indicating flexible array members unless the field itself is
23859 being declarared as the incomplete array.
23861 2009-02-06 Jan Hubicka <jh@suse.cz>
23863 PR tree-optimization/38844
23864 * ipa-inline.c (try_inline): Stop inlining recursion when edge
23865 is already inlined.
23867 2009-02-06 Richard Guenther <rguenther@suse.de>
23869 PR middle-end/38977
23870 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
23871 fork because we may expand it as __gcov_fork.
23873 2009-02-06 Nick Clifton <nickc@redhat.com>
23875 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
23877 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
23879 PR tree-optimization/35659
23880 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
23881 vn_phi_eq): Shortcut if hashcode does not match.
23882 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
23884 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
23885 and avoid iterative_hash_expr.
23886 (FOR_EACH_VALUE_ID_IN_SET): New.
23887 (value_id_compare): Remove.
23888 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23889 sort expressions by value id.
23891 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23894 * config/sh/predicates.md (general_movsrc_operand): Don't check
23895 the subreg of system registers here.
23897 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23900 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23901 on the copied decl.
23903 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23905 PR rtl-optimization/39110
23906 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23907 addresses, not aligned ones.
23909 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23910 Richard Guenther <rguenther@suse.de>
23912 PR tree-optimization/39100
23913 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23914 comment says and add edges.
23916 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23919 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23920 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23922 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23924 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23925 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23926 register_bb_in_sese, new_sese, free_sese): Moved.
23927 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23928 outermost_loop_in_scop, build_scop_iteration_domain,
23929 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23930 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23931 Use loop_in_sese_p instead of loop_in_scop_p.
23932 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23933 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23934 (scopdet_basic_block_info): Fix bug in scop detection.
23935 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23936 eq_loop_to_cloog_loop): Remove.
23937 (nb_loops_around_loop_in_scop, nb_loop
23938 ref_nb_loops): Moved here...
23939 * graphite.h (ref_nb_loops): ... from here.
23940 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23941 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23942 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23943 * testsuite/gcc.dg/graphite/scop-19.c: New
23945 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23946 Hans-Peter Nilsson <hp@axis.com>
23948 PR rtl-optimization/37889
23949 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23950 Move offset handling from PLUS to before the switch. Use new
23951 arguments when considering SYMBOL_REFs too.
23952 (rtx_addr_can_trap_p): Pass dummy offset and size.
23953 (enum may_trap_p_flags): Remove.
23954 (may_trap_p_1): Pass size from MEM_SIZE.
23956 PR rtl-optimization/38921
23957 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23958 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23959 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23960 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23962 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23964 AVX Programming Reference (January, 2009)
23965 * config/i386/sse.md (*vpclmulqdq): New.
23967 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23969 PR tree-optimization/38977
23970 PR gcov-profile/38292
23971 * calls.c (special_function_p): Disregard __builtin_ prefix.
23973 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23975 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23976 non-indexable addresses even before reload.
23978 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23981 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23982 as having variable size. Do not give an error for unnamed
23983 parameters with [*] declarators. Give a warning for type names
23984 with [*] declarators and mark them as variable size.
23985 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23986 for sizeof applied to [*] type names.
23988 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23991 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23993 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23995 * gcc.c (process_command): Update copyright notice dates.
23996 * gcov.c (print_version): Likewise.
23997 * gcov-dump.c (print_version): Likewise.
23998 * mips-tfile.c (main): Likewise.
23999 * mips-tdump.c (main): Likewise.
24001 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24004 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24005 for composite type involving a zero-length array type.
24007 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24010 * function.c (match_asm_constraints_1): Skip over
24011 initial optional % in the constraint.
24013 PR inline-asm/39059
24014 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24015 supported, don't accept FIXED_CSTs.
24016 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24017 and _Sat is used without _Fract/_Accum. Set specs->type to
24018 integer_type_node for cts_fract/cts_accum if fixed point is not
24021 2009-02-02 Catherine Moore <clm@codesourcery.com>
24023 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24025 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24027 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24028 (ABI_HAS_64BIT_SYMBOLS): Use it.
24029 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24031 2009-02-02 Paul Brook <paul@codesourcery.com>
24033 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24035 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24037 PR inline-asm/39058
24038 * recog.h (asm_operand_ok): Add constraints argument.
24039 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24040 recurse on matching constraint.
24041 (check_asm_operands): Pass constraints as 3rd argument to
24042 asm_operand_ok. Don't look up matching constraint here.
24043 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24046 2009-02-02 Ben Elliston <bje@au.ibm.com>
24048 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24049 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24051 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24053 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24054 information. Remove some obsolete information. Reorganize.
24056 * config/pa/fptr.c: Revert license to GPL 2.
24057 * config/pa/milli64.S: Likewise.
24059 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24062 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24063 LIBRARY name in, instead of hard-coding it.
24064 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24065 extra target make frag to tmake_files according to EH model.
24066 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24067 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24068 frags that define makefile variable EH_MODEL appropriately.
24069 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24070 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24071 to "-sjlj" according to type of EH configured.
24072 (LIBGCC_SONAME): Concatenate it to shared library base name.
24073 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24074 to "_sjlj" according to type of EH configured.
24075 (LIBGCC_SONAME): Concatenate it to shared library base name.
24076 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24077 (SHLIB_LINK): Add missing semicolon to if-else construct.
24078 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24079 string value of "pe_dll" command-line option.
24080 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24081 (SHLIB_SONAME): Use it when overriding t-cygming default.
24082 (SHLIB_IMPLIB): Override t-cygming default.
24083 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24084 string value of "pe_dll" command-line option.
24086 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24089 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24090 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24092 2009-01-31 Richard Guenther <rguenther@suse.de>
24094 PR tree-optimization/38937
24095 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24096 computing the transitive closure.
24098 2009-01-30 Richard Guenther <rguenther@suse.de>
24100 PR tree-optimization/39041
24101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24102 Propagate variable indices only if the types match for this stmt.
24104 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24107 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24108 inline but never defined.
24110 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24112 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24113 (*insv_h_di_reg_extimm): New insn.
24114 (*insv_l<mode>_reg_extimm): New insn.
24116 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24118 * config/picochip/picochip.c (flag_conserve_stack): set
24119 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24120 fconserve-stack. Reduce call-overhead used by inliner.
24122 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24125 * common.opt (flag_conserve_stack): Initialised to zero.
24127 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24130 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24131 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24134 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24136 * ira-color.c (allocno_reload_assign): Update comments.
24137 * regmove.c (regmove_optimize): Likewise.
24141 2009-01-29 Robert Millan <rmh@aybabtu.com>
24143 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24144 * config/i386/kopensolaris-gnu.h: New file. Undefine
24145 `MD_UNWIND_SUPPORT'.
24146 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24148 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24150 PR tree-optimization/39007
24151 * tree-loop-distribution.c (generate_builtin): Use
24152 recompute_dominator to compute the immediate dominator of the
24153 basic block just after the loop.
24155 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24157 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24158 (ASM_OUTPUT_DWARF_PCREL): Define.
24160 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24162 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24163 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24164 global. Modify entries about regmove and IRA.
24166 * ra-conflict.c: Remove the file.
24168 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24170 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24171 (pass_regclass_init): Rename to pass_reginfo_init.
24173 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24175 * toplev.h (flag_ira): Remove.
24177 * caller-save.c (setup_save_areas): Remove flag_ira.
24179 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24181 * global.c: Remove the file.
24183 * opts.c (decode_options): Remove flag_ira.
24185 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24187 * regmove.c: Modify file description.
24188 (find_use_as_address, try_auto_increment): Define them only if
24189 AUTO_INC_DEC is defined.
24190 (replacement_quality, replace_in_call_usage, fixup_match_1,
24191 stable_and_no_regs_but_for_p): Remove.
24192 (reg_set_in_bb): Make it static.
24193 (regmove_optimize): Remove flag_ira and code which worked for
24196 * local-alloc.c: Remove the file.
24198 * common.opt (fira): Remove.
24200 * ira.c: Include except.h.
24201 (eliminable_regset): Move from global.c.
24202 (mark_elimination): Ditto. Remove flag_ira.
24203 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24204 equiv_mem_modified, validate_equiv_mem_from_store,
24205 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24206 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24207 no_equiv, recorded_label_ref): Move from local-alloc.c.
24208 (update_equiv_regs): Ditto. Make it static.
24209 (print_insn_chain, print_insn_chains): Move it from global.c.
24210 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24211 (build_insn_chain): Ditto. Make it static.
24212 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24213 Rename to init_live_subregs.
24214 (gate_ira): Remove flag_ira.
24216 * regclass.c: Rename reginfo.c. Change file description.
24217 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24218 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24219 (init_reg_sets_1): Remove code for evaluation of
24220 reg_class_superclasses and losing_caller_save_reg_set.
24221 (init_regs): Remove init_reg_autoinc.
24222 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24223 ok_for_base_p_nonstrict): Remove.
24224 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24225 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24226 corresponding entries.
24227 (dump_regclass, record_operand_costs, scan_one_insn,
24228 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24229 record_address_regs, auto_inc_dec_reg_p): Remove.
24230 (gt-regclass.h): Rename to gt-reginfo.h.
24232 * rtl.h (dump_global_regs, retry_global_alloc,
24233 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24235 * Makefile.in (RA_H): Remove.
24236 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24237 Rename regclass.o to reginfo.o.
24238 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24240 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24241 (GTFILES): Rename regclass.c to reginfo.c.
24243 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24244 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24246 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24247 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24249 (finish_spills): Ditto. Remove code for !flag_ira.
24251 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24253 PR middle-end/35854
24254 * doc/invoke.texi (rtl debug options): Complete rewrite.
24255 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24257 * mode-switching.c (pass_mode_switching): Rename pass from
24258 "mode-sw" to "mode_sw".
24259 * except.c (pass_convert_to_eh_ranges): Rename pass from
24260 "eh-ranges" to "eh_ranges".
24261 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24265 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24266 Alexander Monakov <amonakov@ispras.ru>
24268 PR middle-end/38857
24269 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24271 (move_exprs_to_boundary): Change return type and pass through
24272 should_move from move_op. Relax assert. Update usage ...
24273 (schedule_expr_on_boundary): ... here. Use should_move instead of
24275 (move_op_orig_expr_found): Indicate that insn was disconnected from
24277 (code_motion_process_successors): Do not call after_merge_succs
24278 callback if original expression was not found when traversing any of
24280 (code_motion_path_driver): Change return type. Update prototype.
24281 (move_op): Update comment. Add a new parameter (should_move). Update
24282 prototype. Set *should_move based on indication provided by
24283 move_op_orig_expr_found.
24285 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24287 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24288 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24289 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24290 * config/rs6000/rs6000.c (rs6000_override_options): Default
24291 avoid-indexed-addresses on for Power6, off for everything else.
24292 (avoiding_indexed_address_p): New function.
24293 (rs6000_legitimize_address): Use it.
24294 (rs6000_legitimate_address): Likewise.
24295 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24297 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24299 PR tree-optimization/38997
24300 * tree-loop-distribution.c (generate_memset_zero): Use
24301 POINTER_PLUS_EXPR for a pointer addition.
24303 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24305 * config/s390/s390.md (bswap<mode>2): New pattern added.
24307 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24309 * config/s390/s390.md (*tls_load_31): Added type attribute.
24311 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24313 * config/s390/s390.md: Fix a few comments.
24315 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24317 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24318 (*tm<mode>_full): Fixed z10prop attribute.
24319 (*tst<mode>_extimm): Fixed z10prop attribute.
24320 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24321 (*tstqiCCT_cconly): Fixed z10prop attribute.
24322 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24323 (*movsi_larl): Fixed z10prop attribute.
24324 (*movsi_zarch): Fixed z10prop attribute.
24325 (*movsi_eas): Fixed z10prop attribute.
24326 (*movhi): Fixed z10prop attribute.
24327 (*movqi): Fixed z10prop attribute.
24328 (*movstrictqi): Fixed z10prop attribute.
24329 (*mov<mode>): Fixed z10prop attribute.
24330 (*movcc): Fixed z10prop attribute.
24331 (*sethighpartdi_64): Fixed z10prop attribute.
24332 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24333 (*negdi2_sign_cc): Fixed z10prop attribute.
24334 (*negdi2_sign): Fixed z10prop attribute.
24335 (*absdi2_sign_cc): Fixed z10prop attribute.
24336 (*absdi2_sign): Fixed z10prop attribute.
24337 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24338 (*negabsdi2_sign): Fixed z10prop attribute.
24339 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24340 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24341 (doloop_si64): Fixed z10prop attribute.
24342 (doloop_si31): Fixed z10prop attribute.
24343 (doloop_long): Fixed z10prop attribute.
24344 (indirect_jump): Fixed z10prop attribute.
24345 (nop): Fixed z10prop attribute.
24346 (main_base_64): Fixed z10prop attribute.
24347 (reload_base_64): Fixed z10prop attribute.
24349 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24351 PR rtl-optimization/38740
24352 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24354 * config/mips/mips.c (mips_reorg): Likewise.
24356 2009-01-28 Richard Guenther <rguenther@suse.de>
24358 PR tree-optimization/38926
24359 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24360 with the correct value id to a value.
24361 (do_regular_insertion): Use the value number of edoubleprime
24362 for the value number of the expr.
24365 2008-08-21 Richard Guenther <rguenther@suse.de>
24367 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24368 a PHI ask VN if it is already available.
24369 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24370 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24372 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24374 PR middle-end/38934
24375 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24376 set to varying whenever max has TREE_OVERFLOW set, similarly
24377 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24379 2009-01-28 Richard Guenther <rguenther@suse.de>
24381 PR middle-end/38908
24382 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24383 uninitialized aggregate uses in call arguments.
24385 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24387 PR tree-optimization/38984
24388 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24389 the nothing_id variable if -fno-delete-null-pointer-checks.
24391 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24394 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24395 (set_got_offset_rex64): Ditto.
24397 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24400 * doc/extend.texi: Improve local variable with asm reg.
24402 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24404 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24405 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24406 was not supplied then set warn_packed_bitfield_compat to the
24407 default value of 1.
24408 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24411 2009-01-27 Richard Guenther <rguenther@suse.de>
24413 PR tree-optimization/38503
24414 * cfgexpand.c (expand_gimple_basic_block): Ignore
24415 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24416 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24417 variables that cannot have TBAA applied.
24418 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24421 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24423 PR middle-end/38969
24424 * calls.c (initialize_argument_information): Do not wrap complex
24425 arguments in SAVE_EXPR.
24427 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24429 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24430 (INSTALL_LIBGCC): Revert typo commit.
24432 2009-01-26 Richard Guenther <rguenther@suse.de>
24434 PR tree-optimization/38745
24435 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24436 from special handling.
24438 2009-01-26 Richard Guenther <rguenther@suse.de>
24440 PR tree-optimization/38745
24441 * tree-ssa.c (execute_update_addresses_taken): Do not include
24442 variables that cannot possibly be a register in not_reg_needs.
24443 Do not clear TREE_ADDRESSABLE on vars that may not become
24445 * tree-ssa.c (update_alias_info_1): Include those in the set
24446 of addressable vars.
24448 2009-01-26 Richard Guenther <rguenther@suse.de>
24450 PR middle-end/38851
24451 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24452 * tree-ssa-dse.c: Include langhooks.h
24453 (execute_simple_dse): Remove stores with zero size.
24455 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24458 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24461 2009-01-24 Julian Brown <julian@codesourcery.com>
24463 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24464 config/arm/linux-atomic.c.
24465 * config/arm/linux-atomic.c: New.
24467 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24469 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24470 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24471 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24473 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24476 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24479 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24481 PR tree-optimization/38953
24482 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24483 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24484 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24485 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24488 2009-01-24 Paul Brook <paul@codesourcery.com>
24490 * config/arm/neon.md (neon_type): Move to arm.md.
24491 (neon_mov<VSTRUCT>): Add neon_type attribute.
24492 * config/arm/arm.md (neon_type): Move to here.
24493 (conds): Add "unconditioal" and use as default for NEON insns.
24495 2009-01-24 Ben Elliston <bje@au.ibm.com>
24497 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24498 void *' warning from -Wc++-compat.
24499 * Makefile.in (dominance.o-warn): Remove.
24501 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24503 PR tree-optimization/38932
24504 * fold-const.c (fold_unary_ignore_overflow): New.
24505 * tree.h (fold_unary_ignore_overflow): Declare.
24506 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24507 * tree-ssa-sccvn.c (visit_reference_op_load,
24508 simplify_unary_expression): Likewise.
24510 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24512 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24513 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24514 regardless of their type.
24515 * c-common.c (handle_packed_attribute): Don't ignore packed on
24517 * c.opt (Wpacked-bitfield-compat): New warning option.
24518 * stor-layout.c (place_field): Warn if offset of a field changed.
24519 * doc/extend.texi (packed): Mention the ABI change.
24520 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24521 (Warning Options): Add it to the list.
24523 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24525 * c-opts.c (c_common_post_options): Fix a typo in comments.
24527 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24529 PR middle-end/38615
24530 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24531 variables to static.
24532 * doc/invoke.texi (-fmerge-all-constants): Update description.
24534 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24537 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24538 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24540 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24542 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24544 (LOCAL_ALIGNMENT): Similarly.
24546 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24547 Joseph Myers <joseph@codesourcery.com>
24549 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24550 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24551 * config/arm/arm-tune.md: Regenerate.
24552 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24555 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24557 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24558 version number to five.
24560 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24563 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24564 * c-common.c (set_underlying_type): Likewise.
24565 (is_typedef_decl ): Likewise
24567 (set_underlying_type): Likewise.
24568 (is_typedef_type): Likewise.
24570 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24572 PR middle-end/38587
24573 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24576 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24579 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24580 (LIBGCC_SPEC): Don't define.
24581 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24583 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24585 PR rtl-optimization/38879
24586 * alias.c (base_alias_check): Unaligned access via AND address can
24587 alias all surrounding object types except those with sizes equal
24588 or wider than the size of unaligned access.
24590 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24593 * c-decl.c (clone_underlying_type): Move this ...
24594 * c-common.c (set_underlying_type): ... here.
24595 Also, make sure the function properly sets TYPE_STUB_DECL() on
24596 the newly created typedef variant type.
24597 (is_typedef_decl ): New entry point.
24598 * tree.h: Added a new member member_types_needing_access_check to
24599 struct tree_decl_non_common.
24600 (set_underlying_type): New entry point.
24601 (is_typedef_type): Likewise.
24603 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24605 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24606 Check whether two instructions have memory references that
24607 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24608 are helper functions for traversing.
24609 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24610 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24611 not to draw dependency edge for instructions with non-conflicting
24614 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24617 * longlong.h: Update copyright years. Use soft-fp license notice.
24618 Sync __clz_tab declaration with glibc.
24620 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24623 * doc/extend.texi (syscall_linkage): New.
24624 (version_id): Modify.
24626 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24627 Richard Guenther <rguenther@suse.de>
24629 PR tree-optimization/38747
24630 PR tree-optimization/38748
24631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24632 conversion if the base address is an indirect reference and the
24633 aliasing sets could cause issues.
24635 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24637 * common.opt (fgraphite, fgraphite-identity): Add comment for
24638 explaining why these options are not documented.
24640 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24642 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24643 gimple_call_lhs is NULL.
24645 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24648 * emit-rtl.c (adjust_address_1): Make sure memref is never
24651 2009-01-20 Ben Elliston <bje@au.ibm.com>
24653 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24654 const qualifier from arg parameter. Remove unnecessary cast to char *.
24655 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24656 const qualifier from arg 2.
24658 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24660 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24662 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24665 * rtl.h (reinit_regs): New prototype.
24666 * regclass.c: Include ira.h.
24667 (reinit_regs): New.
24668 * Makefile.in (regclass.o): Add ira.h.
24669 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24671 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24674 * c-common.c (handle_aligned_attribute): Use
24675 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24676 default alignment value.
24678 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24680 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24681 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24683 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24684 __BIGGEST_ALIGNMENT__.
24686 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24688 2009-01-18 Richard Guenther <rguenther@suse.de>
24690 PR tree-optimization/38819
24691 * tree-flow.h (operation_could_trap_helper_p): Declare.
24692 * tree-eh.c (operation_could_trap_helper_p): Export.
24693 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24694 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24695 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24696 are about to insert a possibly trapping instruction and fail
24699 2009-01-18 Andreas Schwab <schwab@suse.de>
24701 * doc/install.texi (Configuration): Remove obsolete paragraph
24702 about use of --with-gnu-ld with --with-gnu-as.
24704 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24706 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24707 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24708 Follow spelling conventions.
24710 2009-01-18 Ben Elliston <bje@au.ibm.com>
24712 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24713 C++ warning about implicit conversion from void * to struct
24715 (bitmap_obstack_free): Likewise for bitmap_element *.
24716 * Makefile.in (bitmap.o-warn): Remove.
24718 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24720 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24722 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24723 Tobias Grosser <tobi.grosser@amd.com>
24725 * graphite.c (graphite_trans_scop_block): Do not block single
24728 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24730 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24731 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24732 test with assertion.
24734 2009-01-16 Richard Guenther <rguenther@suse.de>
24736 PR tree-optimization/38835
24737 PR middle-end/36227
24738 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24739 and INT + PTR -> (INT)(PTR p+ INT) folding.
24740 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24742 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24745 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24746 the subreg from a lowpart subreg if it is also casting the value.
24748 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24749 Tobias Grosser <tobi.grosser@amd.com>
24751 * graphite.c (compare_prefix_loops): New.
24752 (build_scop_canonical_schedules): Rewritten.
24753 (graphite_transform_loops): Move build_scop_canonical_schedules
24754 after build_scop_iteration_domain.
24756 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24757 Tobias Grosser <tobi.grosser@amd.com>
24759 * graphite.c (add_conditions_to_domain): Add the loops to
24760 the dimension of the iteration domain. Do copy the domain
24761 only when it exists.
24762 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24763 (add_conditions_to_constraints): New.
24764 (can_generate_code_stmt, can_generate_code): Removed.
24765 (gloog): Do not call can_generate_code.
24766 (graphite_transform_loops): Call add_conditions_to_constraints
24767 after building the iteration domain.
24769 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24771 PR tree-optimization/38789
24772 * tree-ssa-threadedge.c
24773 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24774 __builtin_constant_p.
24776 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24778 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24779 examined before deleting them.
24781 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24783 * function.c (aggregate_value_p): Correctly extract the function
24784 type from CALL_EXPR_FN lookup.
24786 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24788 * config/picochip/picochip.c (picochip_override_options): Revert
24789 CFI asm flag disable commited previously.
24791 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24792 Tobias Grosser <tobi.grosser@amd.com>
24793 Jan Sjodin <jan.sjodin@amd.com>
24795 * graphite.c (scan_tree_for_params): On substractions negate
24796 all the coefficients of the term.
24797 (clast_to_gcc_expression_red): New. Handle reduction expressions
24798 of more than two operands.
24799 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24800 (get_vdef_before_scop): Handle also the case of default definitions.
24802 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24804 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24805 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24806 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24808 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24809 Joey Ye <joey.ye@intel.com>
24811 PR middle-end/37843
24812 * cfgexpand.c (expand_stack_alignment): Don't update stack
24813 boundary nor check incoming stack boundary here.
24814 (gimple_expand_cfg): Update stack boundary and check incoming
24815 stack boundary here.
24817 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24819 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24821 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24823 PR rtl-optimization/38245
24824 * calls.c (expand_call): Add stack arguments to
24825 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24826 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24827 in regs and partially in memory or BLKmode arguments.
24828 (emit_library_call_value_1): Add stack arguments to
24829 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24830 ACCUMULATE_OUTGOING_ARGS).
24831 * dce.c: Include tm_p.h.
24832 (find_call_stack_args): New function.
24833 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
24835 (mark_insn): Call find_call_stack_args for CALL_Ps.
24836 (prescan_insns_for_dce): Walk insns backwards in bb rather than
24837 forwards. Allocate and free arg_stores bitmap if needed, pass it
24838 down to deletable_insn_p, don't mark stores set in arg_stores
24839 bitmap, clear the bitmap at the beginning of each bb.
24840 * Makefile.in (dce.o): Depend on $(TM_P_H).
24842 2009-01-14 Michael Meissner <gnu@the-meissners.org>
24845 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
24846 to make sure the insn is a conditional test (bug 22599). Reformat a
24849 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
24851 PR middle-end/38431
24852 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24853 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24854 (gloog): Do not call cleanup_tree_cfg.
24855 (graphite_transform_loops): Call cleanup_tree_cfg after all
24856 scops have been code generated.
24858 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
24859 * doc/gty.texi (Invoking the garbage collector): Added new node
24860 and section documenting ggc_collect.
24862 2009-01-14 Richard Guenther <rguenther@suse.de>
24864 PR tree-optimization/38826
24865 PR middle-end/38477
24866 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
24867 initialization notes only if we actually emitted a warning.
24868 (intra_create_variable_infos): Add constraints for a result decl
24869 that is passed by hidden reference.
24870 (build_pred_graph): Mark all related variables non-direct on
24873 2009-01-14 Nick Clifton <nickc@redhat.com>
24875 * ira-conflicts.c: Include addresses.h for the definition of
24877 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
24878 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
24880 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
24883 * Makefile.in (ira-lives.o): Add except.h.
24885 * ira-lives.c: Include except.h.
24886 (process_bb_node_lives): Process can_throw_internal.
24888 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24890 PR rtl-optimization/38774
24891 * combine.c (simplify_set): When undoing cc_use change, don't do
24892 PUT_CODE on the newly created comparison, but instead put back the
24895 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24897 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24898 values. Remove duplicate arm8 entry.
24900 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24902 PR tree-optimization/38786
24903 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24904 the SSA_NAME case of expand_scalar_variables_expr.
24905 Set the type of an expression to the type of its assign statement.
24906 (expand_scalar_variables_expr): Also gather the scalar computation
24907 used to index the memory access. Do not pass loop_p.
24908 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24909 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24910 the gimple_stmt_iterator where it inserts new code.
24911 Do not pass loop_p.
24912 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24913 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24915 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24917 * graphite.h (debug_value): Removed.
24918 * graphite.c (debug_value): Removed.
24920 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24922 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24923 ldrd/strd with two 32-bit instructions.
24925 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24927 * config/arm/arm.c (struct processors): Pass for speed down into
24928 cost helper functions.
24929 (const_ok_for_op): Handle COMPARE and inequality nodes.
24930 (arm_rtx_costs_1): Rewrite.
24931 (arm_size_rtx_costs): Update prototype.
24932 (arm_rtx_costs): Pass speed down to helper functions.
24933 (arm_slowmul_rtx_costs): Rework cost calculations.
24934 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24935 (arm_9e_rtx_costs): Likewise.
24937 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24939 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24940 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24941 (alpha_legitimize_address): Do not split local symbols wider than
24942 UNITS_PER_WORD into HIGH/LO_SUM parts.
24944 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24947 * gcc.c (process_command): Replace call to execvp with calls
24948 to pex_one and exit.
24950 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24953 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24954 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24955 variant for devices with 3-byte PC.
24956 (__tablejump_elpm__): New.
24958 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24961 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24962 offsetof member-designator, handle it as `[0].'.
24964 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24966 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24967 function when not using named sections on targets with named sections
24968 if branch distance is less than 262132.
24970 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24972 * combine.c (combine_instructions): Recompute
24973 optimize_this_for_speed_p for each BB in the main combine loop.
24975 2009-01-12 Tomas Bily <tbily@suse.cz>
24978 * tree-loop-distribution.c (prop_phis): New function.
24979 (generate_builtin): Call prop_phis.
24980 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24982 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24984 PR tree-optimization/38807
24985 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24986 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24988 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24990 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24991 subreg of op0 to the original op0.
24993 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24995 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24997 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25000 * mips-tfile.c (parse_def): Fix parsing of def strings
25001 starting with digits.
25003 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25006 * config/arm/arm.c (arm_is_long_call_p): Don't call
25007 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25009 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25011 * regrename.c (regrename_optimize): Fix dumping.
25012 (find_oldest_value_reg): Preserve REG_POINTER.
25013 (copy_hardreg_forward_1): Likewise.
25015 2009-01-09 Diego Novillo <dnovillo@google.com>
25017 * gimple.h (struct gimple_statement_base) <uid>: Document
25018 the restrictions on its use.
25019 (gimple_uid): Tidy.
25020 (gimple_set_uid): Tidy.
25022 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25024 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25025 zero guard even if align_bytes != 0 and count is smaller than
25028 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25030 PR rtl-optimization/38495
25031 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25032 (add_range_and_copies_from_move_list): Print all added ranges.
25033 Add ranges to memory optimized destination.
25035 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25039 * config/i386/i386.c (override_options): Reject
25040 -mstringop-strategy=rep_8byte with -m32.
25041 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25042 to 1. Do count comparison against epilogue_size_needed at compile
25043 time even when count_exp was constant forced into register. For
25044 size_needed don't jump to epilogue, instead just avoid aligning
25045 and invoke the body algorithm. If need_zero_guard, add zero guard
25046 even if count is non-zero, but smaller than size_needed + number of
25047 bytes that could be stored for alignment.
25048 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25049 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25050 but smaller than size_needed + number of bytes that could be stored
25051 for alignment. Compare size_needed with epilogue_size_needed instead
25052 of desired_align - align, don't adjust size_needed, pass
25053 epilogue_size_needed to the epilogue expanders.
25056 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25058 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25060 * pa.c (last_address): Change to unsigned.
25061 (update_total_code_bytes): Change argument to unsigned. Don't
25062 check if insn addresses are set.
25063 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25064 addresses are not set.
25065 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25067 2009-01-09 Nick Clifton <nickc@redhat.com>
25069 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25070 DECL_DECLARED_INLINE_P.
25072 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25074 PR middle-end/38347
25075 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25076 GET_MODE (op0) in operand_subword_force calls.
25078 PR middle-end/38771
25079 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25080 fold_convert arg0 operands to TREE_TYPE (op0) first.
25082 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25084 * params.def (ira-max-conflict-table-size): Decrease default value
25087 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25089 PR tree-optimization/37031
25090 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25092 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25093 allocate it using gc instead of heap, use VEC_quick_push instead of
25095 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25096 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25097 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25098 allocated vector from heap allocated.
25099 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25100 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25101 vector only after perfect_loop_nest_depth call.
25103 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25104 Jan Sjodin <jan.sjodin@amd.com>
25106 PR tree-optimization/38559
25107 * graphite.c (debug_value, copy_constraint,
25108 swap_constraint_variables, scale_constraint_variable, ): New.
25109 (get_lower_bound, get_upper_bound): Removed.
25110 (graphite_trans_bb_strip_mine): Clean up this code that works
25111 only for constant number of iterations. Fully copy upper and
25112 lower bound constraints, not only the constant part of them.
25113 * graphite.h (debug_value): Declared.
25115 2009-01-08 Ira Rosen <irar@il.ibm.com>
25117 PR tree-optimization/37194
25118 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25119 Don't add the cost of cost model guard in prologue to scalar
25120 outside cost in case of known number of iterations.
25122 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25123 Alan Modra <amodra@bigpond.net.au>
25125 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25126 non-word-aligned REG+CONST addressing.
25128 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25131 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25132 free_after_compilation when outputting a thunk.
25133 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25134 Do not call free_after_compilation here.
25136 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25138 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25139 (ix86_valid_target_attribute_inner_p): Ditto.
25141 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25143 PR tree-optimization/38492
25144 PR tree-optimization/38498
25145 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25146 * tree-chrec.h (scev_is_linear_expression): Declared.
25147 * graphite.c (graphite_cannot_represent_loop_niter): New.
25148 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25149 (graphite_loop_normal_form): Use gcc_assert.
25150 (scan_tree_for_params): Use CASE_CONVERT.
25151 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25152 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25153 Use gcc_assert. Discard scops that contain unhandled cases.
25154 (build_scop_conditions): Return a boolean status for unhandled cases.
25155 (strip_mine_profitable_p): Print the loop number, not its depth.
25156 (is_interchange_valid): Pass the depth of the loop nest, don't
25157 recompute it wrongly.
25158 (graphite_trans_bb_block): Same.
25159 (graphite_trans_bb_block): Print tentative of loop blocking.
25160 (graphite_trans_scop_block): Do not print that the loop has been
25162 (graphite_transform_loops): Do not handle scops that contain condition
25165 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25167 AVX Programming Reference (December, 2008)
25168 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25169 (_mm256_stream_pd): Likewise.
25170 (_mm256_stream_ps): Likewise.
25172 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25173 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25174 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25175 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25176 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25177 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25178 (ix86_expand_special_args_builtin): Likewise.
25180 * config/i386/sse.md (AVXMODEDI): New.
25181 (avx_movnt<mode>): Likewise.
25182 (avx_movnt<mode>): Likewise.
25183 (<sse>_movnt<mode>): Remove AVX support.
25184 (sse2_movntv2di): Likewise.
25186 2009-01-07 Richard Guenther <rguenther@suse.de>
25188 PR middle-end/38751
25189 * fold-const.c (extract_muldiv): Remove obsolete comment.
25190 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25191 to PLUS_EXPR canonicalization for the canonicalization.
25193 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25195 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25196 hosted cross-compilers generating less efficient code.
25198 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25200 * function.h (rtl_data): Add a dbr_scheduled_p field.
25201 * reorg.c (dbr_schedule): Set it.
25202 (gate_handle_delay_slots): Check it.
25203 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25204 (mips_reorg): Check flag_delayed_branch instead of
25205 mips_base_delayed_branch.
25206 (mips_override_options): Don't set mips_base_delayed_branch
25207 or flag_delayed_branch.
25209 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25211 PR rtl-optimization/38426.
25212 * ira.c (ira): Set current_function_is_leaf earlier.
25214 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25216 PR rtl-optimization/38722
25217 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25218 too early, only set a flag and modify after last possible
25221 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25224 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25225 * real.c (decimal_single_format): Correct values of emin and emax.
25226 (decimal_double_format): Ditto.
25227 (decimal_quad_format): Ditto.
25228 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25229 computation of DECnn_MIN and DECnn_MAX for corrected values of
25230 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25231 __DECnn_MIN__, and adjust its computation for the corrected value
25234 2009-01-06 Jan Hubicka <jh@suse.cz>
25237 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25239 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25241 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25242 Add Robert Clark to the list of testers.
25244 2009-01-06 Jan Hubicka <jh@suse.cz>
25245 Kai Tietz <kai.tietz@onevision.com>
25247 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25248 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25250 2009-01-06 Jan Hubicka <jh@suse.cz>
25251 Kai Tietz <kai.tietz@onevision.com>
25253 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25255 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25256 (ix86_nsaved_regs): Count only general purpose regs.
25257 (ix86_nsaved_sseregs): New.
25258 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25259 to 16 for w64; compute padding and size of sse reg save area.
25260 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25261 general purpose regs.
25262 (ix86_emit_save_sse_regs_using_mov): New.
25263 (ix86_expand_prologue): Save SSE regs if needed.
25264 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25265 (ix86_emit_restore_sse_regs_using_mov): New.
25266 (ix86_expand_epilogue): Save SSE regs if needed.
25268 2009-01-06 Jan Hubicka <jh@suse.cz>
25269 Kai Tietz <kai.tietz@onevision.com>
25271 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25272 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25273 functions when accumulate outgoing args is off.
25275 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25278 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25279 before using pseudos_have_intersected_live_ranges_p.
25281 * ira-int.h (ira_assert): Always define.
25283 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25285 AVX Programming Reference (December, 2008)
25286 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25287 (_mm256_permute2_pd): Likewise.
25288 (_mm_permute2_ps): Likewise.
25289 (_mm256_permute2_ps): Likewise.
25290 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25291 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25293 * config/i386/i386.c (ix86_builtins): Remove
25294 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25295 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25296 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25297 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25298 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25299 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25300 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25301 __builtin_ia32_vpermil2ps256.
25302 (ix86_init_mmx_sse_builtins): Updated.
25303 (ix86_expand_args_builtin): Likewise.
25305 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25307 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25308 long absolute calls when generating PA 2.0 code.
25310 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25312 PR rtl-optimization/38583
25313 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25315 * params.def (ira-max-conflict-table-size): New.
25317 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25319 * ira.h (ira_conflicts_p): New external definition.
25321 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25322 table. Report this. Return result of building.
25323 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25324 building conflict table.
25326 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25327 (ira_color): Use ira_conflicts_p.
25329 * global.c: Include ira.h.
25330 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25333 * Makefile.in (global.o): Add ira.h.
25335 * ira-build.c (mark_all_loops_for_removal,
25336 propagate_some_info_from_allocno): New.
25337 (remove_unnecessary_allocnos): Call
25338 propagate_some_info_from_allocno.
25339 (remove_low_level_allocnos): New.
25340 (remove_unnecessary_regions): Add parameter. Call
25341 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25342 parameter to remove_unnecessary_regions.
25343 (ira_build): Remove all regions but root if the conflict table was
25344 not built. Update conflict hard regs for allocnos crossing calls.
25346 * ira.c (ira_conflicts_p): New global.
25347 (ira): Define and use ira_conflicts_p.
25349 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25350 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25351 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25353 2009-01-06 Ben Elliston <bje@au.ibm.com>
25355 * gengtype-lex.l (YY_NO_INPUT): Define.
25357 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25360 * c-common.c (handle_vector_size_attribute): Also reject
25361 BOOLEAN_TYPE types.
25363 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25365 PR tree-optimization/38492
25366 * graphite.c (rename_map_elt, debug_rename_elt,
25367 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25368 rename_map_elt_info, eq_rename_map_elts,
25369 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25370 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25371 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25372 (sese_build_livein_liveouts): New.
25373 (new_sese, free_sese): New.
25374 (new_scop): Call new_sese.
25375 (free_scop): Call free_sese.
25376 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25377 (register_old_new_names): Renamed register_old_and_new_names.
25378 (register_scop_liveout_renames, add_loop_exit_phis,
25379 insert_loop_close_phis, struct igp,
25380 default_liveout_before_guard, add_guard_exit_phis,
25381 insert_guard_phis, copy_renames): New.
25382 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25383 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25384 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25385 (scop_adjust_phis_for_liveouts): New.
25386 (gloog): Call scop_adjust_phis_for_liveouts.
25388 * graphite.h (struct sese): Documented. Added fields liveout,
25389 num_ver and livein.
25390 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25391 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25392 (struct scop): Added field liveout_renames.
25393 (SCOP_LIVEOUT_RENAMES): New.
25395 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25397 PR tree-optimization/38510
25398 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25399 (translate_clast): Call recompute_all_dominators before
25401 (gloog): Call recompute_all_dominators before graphite_verify.
25403 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25404 Jan Sjodin <jan.sjodin@amd.com>
25406 PR tree-optimization/38500
25407 * graphite.c (create_sese_edges): Call fix_loop_structure after
25410 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25412 * config.gcc: Add m32r*-*-rtems*.
25413 * config/m32r/rtems.h: New file.
25415 2009-01-05 Ben Elliston <bje@au.ibm.com>
25417 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25418 (.po.pox): Likewise.
25419 (po/gcc.pot): Likewise.
25421 2009-01-04 David S. Miller <davem@davemloft.net>
25423 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25424 (STARTING_FRAME_OFFSET): Always set to zero.
25426 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25428 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25429 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25430 fixed-point types, and vectors of the same.
25432 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25434 * config/mips/sync.md (*mb_barrier): Rename to...
25435 (*memory_barrier): ...this.
25437 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25439 * doc/extend.texi (Function Attributes): Move @cindex after @item
25440 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25441 and put in alphabetical order. Fix 'target' name and put in order.
25442 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25445 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25447 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25448 (memory_barrier): Expand as unspec instead of unspec_volatile.
25449 Remove mem:BLK from insn operands. Use Pmode scratch register.
25450 (*memory_barrier): Define as unspec instead of unspec_volatile.
25451 Use (match_dup 0) as input operand.
25453 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25454 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25455 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25456 scratch register. Remove operand 1.
25457 (*stbar): Define as unspec instead of unspec_volatile.
25458 Use (match_dup 0) as input operand, remove (const_int 8).
25459 (*membar): Define as unspec instead of unspec_volatile.
25460 Use (match_dup 0) as input operand, remove input operand 2.
25462 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25463 (memory_barrier): Expand as unspec instead of unspec_volatile.
25464 Remove mem:BLK from insn operands. Use Pmode scratch register.
25465 (*memory_barrier): Define as unspec instead of unspec_volatile.
25466 Use (match_dup 0) as input operand.
25468 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25469 Remove mem:BLK from insn operands. Use Pmode scratch register.
25470 Set volatile flag on operand 0.
25471 (*memory_barrier): New insn pattern.
25473 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25475 (*memory_barrier): Use (match_dup 0) as input operand.
25477 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25478 Remove mem:BLK from insn operands. Use Pmode scratch register.
25479 Set volatile flag on operand 0.
25480 (*mb_internal): New insn pattern.
25482 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25484 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25486 PR middle-end/38586
25487 * function.c (struct temp_slot): Move to the section of the file
25488 that deals with temp slots. Remove field 'address'.
25489 (temp_slot_address_table): New hash table of address -> temp slot.
25490 (struct temp_slot_address_entry): New struct, items for the table.
25491 (temp_slot_address_compute_hash, temp_slot_address_hash,
25492 temp_slot_address_eq, insert_temp_slot_address): Support functions
25494 (find_temp_slot_from_address): Rewrite to use the new hash table.
25495 (remove_unused_temp_slot_addresses): Remove addresses of temp
25496 slots that have been made available.
25497 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25498 worker function for remove_unused_temp_slot_addresses.
25499 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25500 Add the temp slot address to the address -> temp slot map.
25501 (update_temp_slot_address): Update via insert_temp_slot_address.
25502 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25503 (pop_temp_slots): Likewise.
25504 (init_temp_slots): Allocate the address -> temp slot map, or empty
25505 the map if it is already allocated.
25506 (prepare_function_start): Initialize temp slot processing.
25508 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25510 PR middle-end/38584
25511 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25512 Calculate the size of all stack vars assuming no packing of stack
25513 vars will happen, replacing a quadratic algorithm with a linear one.
25515 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25518 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25521 2009-01-03 Diego Novillo <dnovillo@google.com>
25523 * doc/contrib.texi: Update contributions.
25525 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25528 * builtins.c (fold_builtin_memory_op): Give up if either operand
25529 is volatile. Set srctype or desttype to non-qualified version
25533 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25534 and FUNCTION_DECLs.
25536 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25538 PR rtl-optimization/35805
25539 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25540 problem if fast dce is able to remove any instructions.
25541 * dce.c (dce_process_block): Fix dump message.
25543 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25546 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25548 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25550 PR middle-end/38690
25551 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25552 * tree-pretty-print.c (op_code_prio): New function.
25553 (op_prio): No longer static. Use op_code_prio.
25554 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25555 Use op_prio and op_code_prio to determine if () should be
25556 printed around operand(s) or not.
25558 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25559 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25560 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25561 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25562 pp_character instead of pp_string for single letter printing.
25564 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25566 * doc/extend.texi: Fix '#pragma GCC option' typo.
25568 2009-01-02 Richard Guenther <rguenther@suse.de>
25570 * doc/install.texi (--enable-checking): Mention different
25571 default for stage1.
25572 (--enable-stage1-checking): Document.
25574 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25576 PR middle-end/30142
25577 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25578 case to be an error.
25580 2009-01-02 Ben Elliston <bje@au.ibm.com>
25582 * config/fp-bit.h (pack_d): Constify argument.
25583 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25584 (isnan): Constify argument.
25586 (iszero): Likewise.
25587 (pack_d): Likewise.
25588 (_fpadd_parts): Constify return type.
25589 (_fpmul_parts): Likewise.
25590 (_fpdiv_parts): Likewise.
25592 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25595 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25596 warn about overwriting initializer with side-effects or
25597 -Woverride-init if !IMPLICIT.
25598 (output_init_element): Likewise. Pass IMPLICIT down to
25600 (process_init_element): Add IMPLICIT argument. Pass it down
25601 to output_init_element.
25602 (push_init_element, pop_init_level, set_designator): Adjust
25603 process_init_element callers.
25604 (set_nonincremental_init, set_nonincremental_init_from_string):
25605 Adjust add_pending_init callers.
25606 (output_pending_init_elements): Adjust output_init_element callers.
25607 * c-tree.h (process_init_element): Adjust prototype.
25608 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25609 process_init_element callers.
25612 Copyright (C) 2009 Free Software Foundation, Inc.
25614 Copying and distribution of this file, with or without modification,
25615 are permitted in any medium without royalty provided the copyright
25616 notice and this notice are preserved.