1 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
4 without a fallthrough edge.
6 2009-09-16 DJ Delorie <dj@redhat.com>
8 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
9 chip and ignore the "fast_interrupt" attribute if so.
11 2009-09-16 Richard Henderson <rth@redhat.com>
14 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
17 2009-09-16 Richard Henderson <rth@redhat.com>
20 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
21 is set only if DECL_NO_STATIC_CHAIN is unset.
22 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
23 (FOR_EACH_NEST_INFO): New.
24 (walk_all_functions): Use it.
25 (finalize_nesting_tree): Likewise.
26 (unnest_nesting_tree): Likewise.
27 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
28 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
29 (convert_gimple_call): Early out if gimple_call_chain already set.
30 (convert_all_function_calls): Iterate until no new functions
31 require a static chain.
32 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
33 when building a trampoline. Use dump_function_to_file instead
35 (lower_nested_functions): Open dump_file. Validate that decls
36 that have DECL_NO_STATIC_CHAIN from the front end don't have that
37 bit reset by this pass.
39 2009-09-16 Michael Matz <matz@suse.de>
42 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
43 shorten decl_common_unused.
44 (DECL_RESTRICTED_P): New accessor.
45 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
46 to disambiguate marked decls and restrict pointers.
48 2009-09-16 Richard Henderson <rth@redhat.com>
51 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
53 2009-09-16 Jakub Jelinek <jakub@redhat.com>
55 * integrate.c (set_block_abstract_flags): Call
56 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
58 2009-09-16 Richard Guenther <rguenther@suse.de>
61 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
64 2009-09-16 DJ Delorie <dj@redhat.com>
65 Kaz Kojima <kkojima@gcc.gnu.org>
67 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
68 (sh_expand_prologue): Update calls to output_stack_adjust.
69 (sh_expand_epilogue): Likewise.
71 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
74 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
75 trying to limit the extent of searches in the insn stream.
77 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
78 Jakub Jelinek <jakub@redhat.com>
82 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
84 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
85 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
86 (rs6000_savres_strategy): Always save FP registers inline if the
87 target doesn't support hardware double-precision. Set the above
88 bits in return value when needed.
89 (rs6000_savres_routine_sym): Fix computation for cache selector.
90 Mark the generated symbol as a function. Rename exitp argument to
91 lr. Move code for determining the name of the symbol...
92 (rs6000_savres_routine_name): ...here. New function. Add cases for
93 getting the names right on AIX and 64-bit Linux.
94 (savres_routine_name): New variable.
95 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
96 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
97 on what the target routine uses as a base register. If savep && lr
98 describe saving of r0 into memory slot.
99 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
100 line calls for AIX ABI.
101 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
102 determine FP save/restore functions.
103 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
104 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
106 (rs6000_emit_epilogue): Adjust computation of restore_lr.
107 Duplicate restoration of LR and execute the appropriate one
108 depending on whether GPRs are being restored inline. Set r11 from
109 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
110 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
111 Fix out of line calls for AIX ABI.
112 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
114 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
116 (*restore_gpregs_spe): Likewise.
117 (*return_and_restore_gpregs_spe): Likewise.
118 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
119 Define to empty string unconditionally.
120 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
121 Define to empty string unconditionally.
122 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
125 2009-09-15 Jan Hubicka <jh@suse.cz>
127 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
128 * params.def (inline-insns-auto): Likewise.
130 2009-09-15 Martin Jambor <mjambor@suse.cz>
132 * ipa-inline.c (estimate_function_body_sizes): Dump info about
133 individual statements only at TDF_DETAILS dump level. Format
134 source for 80 characters per line.
136 2009-09-15 Christian Bruel <christian.bruel@st.com>
138 * regrename.c (do_replace): Update REG_DEAD notes.
140 2009-09-15 Revital Eres <eres@il.ibm.com>
142 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
143 * targhooks.c (default_builtin_support_vector_misalignment):
144 New builtin function.
145 * targhooks.h (default_builtin_support_vector_misalignment):
147 * target.h (builtin_support_vector_misalignment):
148 New field in struct gcc_target.
149 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
150 new builtin function.
151 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
153 * config/rs6000/rs6000.c
154 (rs6000_builtin_support_vector_misalignment): New function.
155 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
157 2009-09-15 Jie Zhang <jie.zhang@analog.com>
159 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
161 (bfin_optimize_loop): Likewise.
162 (bfin_gen_bundles): Likewise.
163 (workaround_speculation): Likewise.
164 (find_load): Return NULL_RTX for debug_insn.
166 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
168 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
171 2009-09-14 DJ Delorie <dj@redhat.com>
173 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
174 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
177 2009-09-14 Richard Henderson <rth@redhat.com>
178 Jakub Jelinek <jakub@redhat.com>
180 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
181 * cfgbuild.c (make_edges): Handle asm goto.
182 * cfglayout.c (fixup_reorder_chain): Likewise.
183 * cfgrtl.c (patch_jump_insn): Likewise.
184 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
185 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
186 (gimple_build_asm_vec): Add and use labels parameter.
187 (gimple_build_asm): Remove.
188 (walk_gimple_asm): Walk labels too.
189 * gimple.def (GIMPLE_ASM): Update docs.
190 * gimple.h: Update decls.
191 (struct gimple_statement_asm): Change nc to use unsigned char;
193 (gimple_asm_nlabels): New.
194 (gimple_asm_label_op, gimple_asm_set_label_op): New.
195 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
196 into gimple_build_asm_vec.
197 * jump.c (mark_jump_label_asm): New.
198 (mark_jump_label): Use it.
199 (redirect_jump_1): Handle asm goto.
200 (invert_jump_1): Soft fail if X is null.
201 * recog.c (extract_asm_operands): New.
202 (asm_noperands): Use it; handle asm labels.
203 (decode_asm_operands): Use extract_asm_operands.
204 (asm_operand_ok): Properly handle empty string.
205 * reg-stack.c (get_asm_operands_in_out): Rename from
206 get_asm_operand_n_inputs; use extract_asm_operands; return both
207 inputs and outputs by reference; update all callers.
208 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
209 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
210 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
211 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
212 (extract_asm_operands): Declare.
213 * stmt.c (expand_asm_operands): Add and use labels parameter.
214 (check_unique_operand_names): Likewise.
215 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
216 (expand_asm_stmt): Handle asm labels.
217 * tree-cfg.c (make_gimple_asm_edges): New.
218 (make_edges): Use it.
219 (cleanup_dead_labels): Handle asm labels.
220 (is_ctrl_altering_stmt): Likewise.
221 (gimple_redirect_edge_and_branch): Likewise.
222 * tree.def (ASM_EXPR): Add 5th operand.
223 * tree.h (ASM_LABELS): New.
224 (resolve_asm_operand_names): Update decl.
226 * c-parser.c (c_parser_asm_statement): Parse asm goto.
227 (c_parser_asm_goto_operands): New.
228 * c-tree.h (build_asm_expr): Update decl.
229 * c-typeck.c (build_asm_expr): Add and use labels parameter.
230 * doc/extend.texi: Document asm goto.
232 2009-09-14 Richard Henderson <rth@redhat.com>
234 * except.h: Update declarations.
235 (struct pointer_map_t): Forward declare.
236 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
237 (struct eh_landing_pad_d, eh_landing_pad): New.
238 (struct eh_catch_d, eh_catch): New.
239 (struct eh_region_d): Remove next_region_sharing_label, aka,
240 label, tree_label, landing_pad, post_landing_pad, resume,
241 may_contain_throw. Rename region_number to index. Remove
242 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
243 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
244 (VEC(eh_landing_pad,gc)): New.
245 (struct eh_status): Remove last_region_number. Add lp_array,
246 throw_stmt_table, ttype_data, ehspec_data.
247 (ehr_next, FOR_ALL_EH_REGION_AT): New.
248 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
249 * except.c (lang_protect_cleanup_actions): Return tree.
250 (struct ehl_map_entry): Remove.
251 (init_eh_for_function): Push zero entries for region and lp_array.
252 (gen_eh_region): Add to region_array immediately.
253 (gen_eh_region_catch): Operate on eh_catch objects.
254 (gen_eh_landing_pad): New.
255 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
256 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
257 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
258 (get_eh_landing_pad_from_number_fn): New.
259 (get_eh_landing_pad_from_number): New.
260 (get_eh_region_from_lp_number_fn): New.
261 (get_eh_region_from_lp_number): New.
262 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
263 (get_exception_pointer, get_exception_filter): Remove.
264 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
265 (current_function_has_exception_handlers): Simplify.
266 (bring_to_root, eh_region_replaceable_by_p): Remove.
267 (replace_region, hash_type_list, hash_eh_region): Remove.
268 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
269 (label_to_region_map, num_eh_regions): Remove.
270 (get_next_region_sharing_label, must_not_throw_labels): Remove.
271 (find_exception_handler_labels): Remove.
272 (duplicate_eh_regions_0, find_prev_try): Remove.
273 (struct duplicate_eh_regions_data): New.
274 (duplicate_eh_regions_1): Rewrite.
275 (duplicate_eh_regions): Return a pointer map instead of an
277 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
278 (redirect_eh_edge_to_label): Remove.
279 (eh_region_outermost): Rewrite using eh_region pointers
281 (add_ttypes_entry): Update for ttype_data move to eh_status.
282 (add_ehspec_entry): Rewrite with VEC instead of varray.
283 (assign_filter_values): Likewise. Export.
284 (build_post_landing_pads, connect_post_landing_pads): Remove.
285 (dw2_build_landing_pads): Rewrite to use lp_array.
286 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
287 (sjlj_assign_call_site_values): Rewrite to use lp_array.
288 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
289 (sjlj_mark_call_sites): Update for landing pad numbers.
290 (finish_eh_generation): Rewrite.
291 (gate_handle_eh): Do nothing for no eh tree.
292 (pass_rtl_eh): Move up near finish_eh_generation.
293 (remove_eh_landing_pad): New.
294 (remove_eh_handler): Export.
295 (remove_eh_region, remove_eh_handler_and_replace): Remove.
296 (for_each_eh_label): Rewrite to use lp_array.
297 (make_reg_eh_region_note): New.
298 (make_reg_eh_region_note_nothrow_nononlocal): New.
299 (insn_could_throw_p): New.
300 (copy_reg_eh_region_note_forward): New.
301 (copy_reg_eh_region_note_backward): New.
302 (check_handled, add_reachable_handler): Remove.
303 (reachable_next_level, foreach_reachable_handler): Remove.
304 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
305 (get_eh_region_and_lp_from_rtx): New.
306 (get_eh_region_from_rtx): New.
307 (can_throw_internal_1, can_throw_external_1): Remove.
308 (can_throw_internal): Use get_eh_region_from_rtx.
309 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
310 (insn_nothrow_p, can_nonlocal_goto): New.
311 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
312 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
313 (add_action_record): Use VEC not varray.
314 (collect_one_action_chain): Update for eh_region changes.
315 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
316 Use get_eh_region_and_lp_from_rtx.
317 (gate_convert_to_eh_region_ranges): New.
318 (pass_convert_to_eh_region_ranges): Use it.
319 (push_uleb128, push_sleb128): Use VEC not varray.
320 (output_one_function_exception_table): Likewise.
321 (dump_eh_tree): Update for eh_region changes.
322 (verify_eh_tree): Likewise.
323 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
324 * tree-eh.c: Include target.h.
325 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
326 Don't disallow GIMPLE_RESX; adjust argument check.
327 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
328 (record_stmt_eh_region): Update for landing pad numbers;
329 generate a landing pad if necessary.
330 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
331 (remove_stmt_from_eh_lp_fn): Similarly.
332 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
333 Update for lp numbers; don't special case missing throw_stmt_table.
334 (lookup_expr_eh_lp): Similarly.
335 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
336 (eh_seq, eh_region_may_contain_throw): New.
337 (struct leh_state): Add ehp_region.
338 (struct leh_tf_state): Remove eh_label.
339 (emit_post_landing_pad): New.
340 (emit_resx, emit_eh_dispatch): New.
341 (note_eh_region_may_contain_throw): New.
342 (frob_into_branch_around): Take eh_region not eh label;
343 emit eh code into eh_seq.
344 (honor_protect_cleanup_actions): Early exit for no actions. Don't
345 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
346 lower_eh_must_not_throw. Emit code to eh_seq.
347 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
348 (lower_try_finally_onedest): Likewise.
349 (lower_try_finally_copy): Likewise.
350 (lower_try_finally_switch): Likewise.
351 (lower_try_finally): Initialize ehp_region.
352 (lower_catch): Update for eh_catch objects.
353 (lower_eh_filter): Don't handle must_not_throw.
354 (lower_eh_must_not_throw): New.
355 (lower_cleanup): Don't set eh_label.
356 (lower_eh_constructs_2): Resolve eh builtins.
357 Handle GIMPLE_EH_MUST_NOT_THROW.
358 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
359 Add eh_seq to the end of the function body.
360 (make_eh_dispatch_edges): New.
361 (make_eh_edge): Remove.
362 (make_eh_edges): Simplify for landing pads.
363 (redirect_eh_edge_1): New.
364 (redirect_eh_edge): Use it.
365 (redirect_eh_dispatch_edge): New.
366 (stmt_could_throw_p): Use a switch. Allow RESX.
367 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
368 (stmt_can_throw_internal): Likewise.
369 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
370 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
371 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
372 (gate_refactor_eh): New.
373 (pass_refactor_eh): Use it.
374 (lower_resx, execute_lower_resx, pass_lower_resx): New.
375 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
376 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
377 (remove_unreachable_handlers): Rename from
378 tree_remove_unreachable_handlers; rewrite for landing pads;
379 call remove_eh_handler directly.
380 (remove_unreachable_handlers_no_lp): New.
381 (unsplit_eh, unsplit_all_eh): New.
382 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
383 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
384 (cleanup_empty_eh_unsplit): New.
385 (cleanup_empty_eh): Rewrite.
386 (cleanup_all_empty_eh): New.
387 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
388 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
389 (gate_cleanup_eh): New.
390 (pass_cleanup_eh): Use it.
391 (verify_eh_edges): Move later in file. Expect one EH edge.
392 (verify_eh_dispatch_edge): New.
394 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
395 (gtype-desc.o): Add TARGET_H.
396 (tree.o): Use EXCEPT_H, not except.h.
397 (cfgbuild.o): Add EXPR_H.
398 (GTFILES): Add vecprim.h.
399 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
400 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
401 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
402 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
403 * calls.c (emit_call_1): Use make_reg_eh_region_note.
404 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
405 calls to can_throw_internal.
406 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
407 (make_edges): Don't handle RESX; use can_nonlocal_goto.
408 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
409 (expand_gimple_stmt): Use make_reg_eh_region_note.
410 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
411 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
412 or find_exception_handler_labels.
413 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
414 there is exacly one EH edge. Use can_nonlocal_goto and
416 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
417 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
418 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
419 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
420 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
421 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
422 * dse.c (scan_insn): Use insn_could_throw_p.
423 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
424 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
425 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
426 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
427 EXC_PTR_EXPR or FILTER_EXPR.
428 (tree_expr_nonzero_warnv_p): Likewise.
429 * function.h: Include vecprim.h, not varray.h
430 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
431 move ttype_data and ehspec_data members to struct eh_status; change
432 action_record_data member to a VEC.
433 * gcse.c (hash_scan_set): Use can_throw_internal.
434 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
435 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
436 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
437 (block_may_fallthru): Don't handle RESX_EXPR.
438 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
439 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
440 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
441 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
442 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
443 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
444 (gimple_size): Likewise.
445 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
446 (gimple_build_resx): Use gimple_build_with_ops.
447 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
448 (is_gimple_val): Likewise.
449 (is_gimple_stmt): Remove RESX_EXPR.
450 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
451 (GIMPLE_RESX): Reorder with other EH constructs.
452 * gimple.h (struct gimple_statement_eh_mnt): New.
453 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
454 (gimple_eh_filter_must_not_throw): Remove.
455 (gimple_eh_filter_set_must_not_throw): Remove.
456 (gimple_eh_must_not_throw_fndecl): New.
457 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
458 (is_gimple_resx): New.
459 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
460 Don't copy EH_FILTER_MUST_NOT_THROW.
461 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
462 * ipa-inline.c (estimate_function_body_sizes): Don't try to
463 handle must_not_throw_labels specially.
464 * ipa-pure-const.c (check_call): Update debug statement for LP.
465 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
466 * ipa-utils.c (get_base_var): Likewise.
467 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
468 * lower-subreg.c (move_eh_region_note): Remove.
469 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
470 * omp-low.c (new_omp_context): Update for eh_lp_nr.
471 (create_task_copyfn): Likewise.
472 (maybe_catch_exception): Use gimple_build_eh_filter.
473 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
474 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
475 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
477 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
478 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
479 can_throw_internal, can_nonlocal_goto.
480 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
481 copy_reg_eh_region_note_forward.
482 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
483 (emit_output_reload_insns): Likewise.
484 (copy_eh_notes): Remove.
485 * rtl.def (RESX): Remove.
486 * rtl.h: Update declarations.
487 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
488 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
489 (update_eh_label): Remove.
490 (cleanup_dead_labels_eh): New.
491 (cleanup_deal_labels): Use it instead of update_eh_label.
492 (gimple_merge_blocks): Update landing pad data structure when
493 removing a landing pad label.
494 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
495 test; handle GIMPLE_EH_MUST_NOT_THROW.
496 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
497 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
498 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
499 (verify_stmt): Likewise. Verify landing pads.
500 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
501 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
502 (struct move_stmt_d): Add eh_map.
503 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
504 (move_stmt_r): Remap eh region numbers in builtin calls,
505 resx and eh_dispatch.
506 (move_block_to_fn): Remove eh_offset parameter. Use
507 maybe_duplicate_eh_stmt_fn.
508 (find_outermost_region_in_block): Operate on eh_region pointers
509 instead of region numbers.
510 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
511 duplicate_eh_regions.
512 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
513 test earlier. Disallow EH landing pads.
514 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
515 * tree-flow.h: Update declarations.
516 (struct tree_ann_common_d): Replace rn with lp_nr.
517 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
518 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
519 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
520 resx and eh_dispatch.
521 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
522 (copy_edges_for_bb): Use make_eh_dispatch_edges.
523 (copy_cfg_body): Expect eh_map instead of eh_region_offset
524 from duplicate_eh_regions.
525 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
526 update RESX; handle EH_DISPATCH.
527 (expand_call_inline): Set eh_lp_nr, not eh_region.
528 (maybe_inline_call_in_expr): Likewise.
529 * tree-inline.h (struct copy_body_data): Replace eh_region with
530 eh_lp_nr, eh_region_offset with eh_map.
531 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
532 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
533 * tree-pretty-print.c (dump_generic_node): Don't handle
534 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
535 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
536 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
537 EXC_PTR_EXPR, FILTER_EXPR.
538 * tree-ssa-operands.c (get_expr_operands): Likewise.
539 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
540 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
541 (ao_ref_init_from_vn_reference): Likewise.
542 * tree-ssa-sink.c (statement_sink_location): Likewise.
543 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
544 (mark_virtual_phi_result_for_renaming): Export. Tidy.
545 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
546 EXC_PTR_EXPR, FILTER_EXPR.
547 (is_exception_related): Remove.
548 (compute_avail): Don't call it.
549 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
550 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
551 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
552 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
554 (build_resx): Remove.
555 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
556 * tree.h: Update declarations.
557 (EH_FILTER_MUST_NOT_THROW): Remove.
558 (struct tree_label_decl): Add eh_landing_pad_nr.
559 (EH_LANDING_PAD_NR): New.
560 * value-prof.c (gimple_ic): Tidy variable names. Update for
562 (gimple_stringop_fixed_value): Tidy variable names. Assert
563 that neither call stmt can throw.
564 * vecprim.h (uchar): New.
565 (VEC(uchar,heap), VEC(uchar,gc)): New.
567 * c-common.c (c_define_builtins): Update call to
568 build_common_builtin_nodes.
569 * c-parser.c (c_parse_file): Don't call
570 default_init_unwind_resume_libfunc.
572 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
574 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
575 (mips_cprestore_address_p): Likewise.
576 (mips_save_gp_to_cprestore_slot): Likewise.
577 (mips_restore_gp): Rename to...
578 (mips_restore_gp_from_cprestore_slot): ...this.
579 (mips_must_initialize_gp_p): Declare.
580 (mips_emit_save_slot_move): Likewise.
581 (mips_output_load_label): Return nothing.
582 (mips_eh_uses): Declare.
583 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
584 (TARGET_CPRESTORE_DIRECTIVE): New macro.
585 (TARGET_ABSOLUTE_JUMPS): Likewise.
587 (FIRST_PSEUDO_REGISTER): Update comment.
588 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
589 (MIPS_CALL): ...here.
590 (REGISTER_NAMES): Add $cprestore.
591 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
592 Add load_label_length, has_inflexible_gp_insn_p,
593 has_flexible_gp_insn_p, must_initialize_gp_p and
594 must_restore_gp_when_clobbered_p.
595 (mips_expand_call): Don't generate split instructions here.
596 (mips_split_call): Update the call to mips_restore_gp after
597 the above name change.
598 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
599 (mips_find_gp_ref): New function.
600 (mips_insn_has_inflexible_gp_ref_p): Likewise.
601 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
602 (mips_insn_has_flexible_gp_ref_p): Likewise.
603 (mips_cfun_has_flexible_gp_ref_p): Likewise.
604 (mips_function_has_gp_insn): Delete.
605 (mips_global_pointer): Drop the df_regs_ever_live_p check.
606 Use the new functions above. Only return INVALID_REGNUM
607 for TARGET_ABSOLUTE_JUMPS.
608 (mips_must_initialize_gp_p): New function.
609 (mips_get_cprestore_base_and_offset): New function, extracted from...
610 (mips_cprestore_slot): ...here. Take a bool parameter.
611 (mips_cfun_has_cprestore_slot_p): New function.
612 (mips_cprestore_address_p): Likewise.
613 (mips_save_gp_to_cprestore_slot): Likewise.
614 (mips_restore_gp): Rename to...
615 (mips_restore_gp_from_cprestore_slot): ...this. Assert
616 epilogue_completed. Update the call to mips_cprestore_slot.
617 Test cfun->machine->must_restore_gp_when_clobbered_p.
618 (mips_direct_save_slot_move_p): New function.
619 (mips_emit_save_slot_move): Likewise.
620 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
621 of cfun->machine->global_pointer.
622 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
623 (mips_save_reg): Use mips_emit_save_slot_move.
624 (mips_expand_prologue): Set must_initialize_gp_p.
625 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
626 for all cprestore saves. Emit a use_cprestore instruction after
627 setting up the cprestore slot.
628 (mips_restore_reg): Use mips_emit_save_slot_move.
629 (mips_process_load_label): New function.
630 (mips_load_label_length): Likewise.
631 (mips_output_load_label): Don't return asm: output it here instead.
632 Use mips_process_load_label.
633 (mips_adjust_insn_length): Adjust the length of branch instructions
634 that have length MAX_PIC_BRANCH_LENGTH.
635 (mips_output_conditional_branch): Update the call to
636 mips_output_load_label. Assume the branch target is OPERANDS[0]
637 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
638 (mips_output_order_conditional_branch): Swap the meaning of
639 OPERANDS[0] and OPERANDS[1].
640 (mips_variable_issue): Don't count ghost instructions.
641 (mips_expand_ghost_gp_insns): New function.
642 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
643 (mips_output_mi_thunk): Set must_initialize_gp_p.
644 (mips_eh_uses): New function.
645 * config/mips/predicates.md (cprestore_save_slot_operand)
646 (cprestore_load_slot_operand): New predicates.
647 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
648 (UNSPEC_MOVE_GP): Likewise.
649 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
650 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
651 (CPRESTORE_SLOT_REGNUM): New register.
652 (MAX_PIC_BRANCH_LENGTH): New constant.
653 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
654 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
655 branches. Fix commentary.
656 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
657 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
658 Change type to "ghost".
659 (loadgp_absolute_<mode>): Likewise.
660 (loadgp_rtp_<mode>): Likewise.
661 (copygp_mips16): Likewise.
662 (loadgp_blockage): Remove redundant mode attribute.
663 (potential_cprestore): New instruction.
664 (cprestore): Turn into an unspec set.
665 (use_cprestore): New instruction.
666 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
667 (*branch_fp_inverted): Likewise.
668 (*branch_order<mode>): Likewise.
669 (*branch_order<mode>_inverted): Likewise.
670 (*branch_equality<mode>): Likewise.
671 (*branch_equality<mode>_inverted): Likewise.
672 (*branch_bit<bbv><mode>): Likewise.
673 (*branch_bit<bbv><mode>_inverted): Likewise.
674 (*branch_equality<mode>_mips16): Remove redundant mode.
675 (jump): Turn into a define_expand.
676 (*jump_absolute): New instruction.
677 (*jump_pic): Likewise.
678 (*jump_mips16): Rename previously-unnamed pattern. Remove
679 redundant mode attribute.
680 (restore_gp): Split on epilogue_completed rather than
681 reload_completed. Change type to "ghost".
682 (move_gp<mode>): New instruction.
683 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
684 Remove redundant mode attribute.
685 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
686 (bc1any4f, bc1any2t, bc1any2f): Likewise.
687 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
689 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
692 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
693 are returned in the same register (vs34 or v2) that Altivec vector
694 types are returned in.
695 (rs6000_libcall_value): Ditto.
698 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
699 instead of explicit addsi3/adddi3 calls.
700 (rs6000_split_multireg_move): Ditto.
701 (rs6000_emit_allocate_stack): Ditto.
702 (rs6000_emit_prologue): Ditto.
703 (rs6000_output_mi_thunk): Ditto.
705 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
706 size is 64 bits if we can use 64-bit registers.
708 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
710 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
713 From Jie Zhang <jie.zhang@analog.com>:
714 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
715 save FP and RETS with saveall attribute.
716 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
717 with saveall attribute.
719 * config/bfin/bfin.c (bfin_expand_builtin,
720 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
723 From Jie Zhang <jie.zhang@analog.com>:
724 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
725 before use in two places.
726 * config/bfin/bfin.md (AREG): Define mode iterator.
727 (reload_in, reload_out): Use mode iterator AREG.
729 2009-09-14 Richard Guenther <rguenther@suse.de>
732 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
735 2009-09-13 Richard Guenther <rguenther@suse.de>
736 Rafael Avila de Espindola <espindola@google.com>
738 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
739 (LANG_HOOKS_EH_PERSONALITY): Likewise.
740 (LANG_HOOKS_INITIALIZER): Adjust.
741 (lhd_pass_through_t): Declare.
742 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
744 * langhooks.c (lhd_pass_through_t): New function.
745 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
746 dwarf2out_begin_prologue): Use personality from current_function_decl.
747 * expr.h (get_personality_function): Declare.
748 * expr.c (get_personality_function): New function.
749 (build_personality_function): Likewise.
750 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
751 (eh_personality_libfunc): Remove.
752 * optabs.c (build_libfunc_function): New function split out from ...
753 (init_one_libfunc): ... here.
754 * tree.h (DECL_FUNCTION_PERSONALITY): New.
755 (tree_function_decl): Add personality.
756 (lhd_gcc_personality): Declare.
757 (build_personality_function): Likewise.
758 * tree.c (gcc_eh_personality_decl): New.
759 (lhd_gcc_personality): New function.
760 * except.h (lang_eh_runtime_type): Remove.
761 (enum eh_personality_kind): New.
762 (build_personality_function): Declare.
763 (function_needs_eh_personality): Declare.
764 * except.c (lang_eh_runtime_type): Remove.
765 (function_needs_eh_personality): New function.
766 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
767 (sjlj_emit_function_enter, output_function_exception_table):
768 Use personality from current_function_decl.
769 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
770 * tree-inline.c (tree_can_inline_p): Do not inline across different
772 (expand_call_inline): Likewise. Adjust the callers EH personality.
773 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
774 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
775 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
776 (c-parser.o): Likewise
777 * c-tree.h (c_eh_initialized_p): Remove.
778 (c_maybe_initialize_eh): Likewise.
779 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
780 (finish_decl): Don't call c_maybe_initialize_eh.
781 (c_eh_initialized_p): Remove.
782 (c_maybe_initialize_eh): Likewise.
783 * c-parser.c (c_parser_omp_construct): Likewise.
784 (c_parse_file): Initialize exception handling.
786 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
788 * config.gcc (tm_file): Remove i386/biarch32.h
789 for i?86-w64-mingw* case.
790 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
792 * config.host: Set for x64 mingw the option
793 use_long_long_for_widest_fast_int to yes.
795 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
797 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
798 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
799 (dbxout_begin_function): Likewise.
800 * final.c (dwarf2_debug_info_emitted_p): New predicate.
801 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
803 (final_end_function): Likewise.
804 (final_scan_insn): Likewise.
805 (rest_of_handle_final): Likewise.
806 * varasm.c (assemble_start_function): Likewise.
807 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
809 2009-09-12 Jason Merrill <jason@redhat.com>
811 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
812 * opts.c (common_handle_option): constify.
814 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
816 * doc/install.texi (avr): Remove obsolete reference site.
818 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
820 * doc/install.texi (Binaries): Adjust AIX link.
822 2009-09-12 Akim Demaille <demaille@gostai.com>
824 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
825 Use an imperative sentence.
827 2009-09-11 Richard Henderson <rth@redhat.com>
829 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
830 structure-name and has-tree-operands arguments; update all entries.
831 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
833 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
834 (gsstruct_code_size): New.
835 (gss_for_code_): New.
836 (gss_for_code): Remove.
837 (gimple_size): Rewrite using gsstruct_code_size.
838 (gimple_statement_structure): Move to gimple.h.
839 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
840 (gss_for_code, gimple_statement_structure): New.
841 (gimple_ops): Use new arrays; tidy.
843 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
845 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
846 operand to be a PLUS expression.
847 * config/pa/pa.c (pa_secondary_reload): Likewise.
849 2009-09-11 Jakub Jelinek <jakub@redhat.com>
851 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
853 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
856 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
858 From Jie Zhang <jie.zhang@analog.com>:
859 * doc/extend.texi (node Function Attributes): Document l2
861 (node Blackfin Variable Attributes): Document l2 variable attributes.
863 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
865 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
866 to match the system compiler's configuration at inflection point.
867 Add comment to remark a remaining difference with system compiler.
869 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
870 * configure: Regenerate.
872 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
874 From Jie Zhang <jie.zhang@analog.com>:
875 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
876 (bfin_handle_l2_attribute): New.
877 (bfin_attribute_table): Add l2 attribute.
879 2009-09-11 Michael Matz <matz@suse.de>
882 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
883 on the local_decls list.
885 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
889 * cselib.c (cselib_expand_value_rtx_cb): Document callback
891 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
892 for VALUEs, to implement the documented interface.
893 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
894 Adjust for VALUEs and anything else, to implement the
895 documented interface.
897 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
899 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
900 with actual SPE/paired vector modes before using 64-bit alignment.
901 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
903 2009-09-10 DJ Delorie <dj@redhat.com>
905 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
908 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
909 * config/mep/mep.c (mep_legitimate_constant_p): New.
910 * config/mep/mep-protos.h: Prototype it.
912 2009-09-10 Richard Henderson <rth@redhat.com>
914 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
916 2009-09-10 Jason Merrill <jason@redhat.com>
918 * tree.c (chain_index): New fn.
919 * tree.h: Declare it.
921 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
923 * config/sol2-c.c (cmn_err_length_specs): Initialize
924 scalar_identity_flag.
926 2009-09-10 Richard Henderson <rth@redhat.com>
928 * tree.h (struct tree_decl_common): Move align member earlier;
929 move label_decl_uid member ...
930 (struct tree_label_decl): ... here.
931 (LABEL_DECL_UID): Update to match.
933 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
936 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
937 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
939 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
940 dest_prev if the edge is complex.
942 * tree-cfg.c (is_ctrl_stmt): Use a switch.
944 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
945 loop latch tests earlier.
947 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
948 before GIMPLE_RETURN, not after its predecessor; insert
951 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
952 gimple_seq_empty_p to test for no PHI nodes.
953 * tree-cfg.c (split_critical_edges): Likewise.
955 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
957 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
959 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
960 introduced by the VTA branch merge.
962 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
964 * ira-conflicts.c: Use fputs or putc instead of fprintf
968 * tree-switch-conversion.c: Ditto.
970 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
972 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
973 introduced by the VTA branch merge.
975 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
978 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
980 PR rtl-optimization/39779
981 * expr.c (convert_modes): Return when mode == oldmode after
982 CONST_INTs are processed.
984 2009-09-10 Nick Clifton <nickc@redhat.com>
986 * config/mep/mep.c (mep_encode_section_info): Copy weakness
987 attribute and referring decl when creating renamed symbol.
989 2009-09-10 Richard Guenther <rguenther@suse.de>
992 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
994 (cgraph_finalize_compilation_unit): Compute reachability
995 before emitting thunks. Properly process aliases before
996 possibly removing unreachable nodes.
998 2009-09-10 Richard Guenther <rguenther@suse.de>
1001 * tree.c (struct free_lang_data_d): Add worklist member.
1002 (find_decls_types_r): Push onto the worklist instead of recursing.
1003 Handle TREE_BINFOs properly.
1004 (find_decls_types): New function wrapped around find_decls_types_r
1005 to process the worklist.
1006 (find_decls_types_in_eh_region): Use it.
1007 (find_decls_types_in_node): Likewise.
1008 (find_decls_types_in_var): Likewise.
1009 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1010 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1011 (AGGREGATE_TYPE_P): Adjust.
1013 2009-09-09 Jason Merrill <jason@redhat.com>
1015 * configure.ac: Check glibc version even if we have an in-tree
1018 2009-09-09 Anthony Green <green@moxielogic.com>
1020 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1021 the constant 0 when appropriate.
1022 * config/moxie/constraints.md: Add constraint O.
1024 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1025 to pass up to 6 32-bit argument values in registers.
1026 (moxie_function_arg): Ditto.
1027 (moxie_arg_partial_bytes): Ditto.
1028 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1029 (REG_PARM_STACK_SPACE): Ditto.
1030 (FUNCTION_ARG_REGNO_P): Ditto.
1032 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1033 instruction to allocate stack space.
1035 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1037 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1038 unnecessarily stringent constraints. Fix address
1039 calculation in the splitters.
1041 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1043 PR rtl-optimization/39779
1044 * expr.c (convert_modes): Return when mode == oldmode after
1045 CONST_INTs are processed.
1047 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1050 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1051 (ix86_expand_prologue): Take frame.padding0 into logic of
1053 (ix86_expand_epilogue): Likewise.
1055 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1057 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1059 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1060 * config/t-slibgcc-libgcc: New file.
1061 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1063 2009-09-09 Martin Jambor <mjambor@suse.cz>
1065 PR tree-optimization/41089
1066 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1069 2009-09-09 Richard Henderson <rth@redhat.com>
1071 * gimple.h (CASE_GIMPLE_OMP): New.
1072 (is_gimple_omp): Use it.
1073 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1074 (verify_gimple_debug): Likewise.
1076 2009-09-09 Richard Guenther <rguenther@suse.de>
1078 PR tree-optimization/41101
1079 * tree-ssa-pre.c (maximal_set): Remove.
1080 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1081 Defer all blocks we didn't visit at least one successor.
1082 (add_to_exp_gen): Do not add to the maximal set.
1083 (make_values_for_phi): Likewise.
1084 (compute_avail): Likewise.
1085 (init_pre): Do not allocate the maximal set.
1086 (execute_pre): Do not dump it.
1088 2009-09-09 Martin Jambor <mjambor@suse.cz>
1090 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1091 an SSA_NAME rather than a is_gimple_variable.
1093 2009-09-09 Richard Guenther <rguenther@suse.de>
1096 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1097 code dealing with plain pointer bases.
1098 (maybe_fold_offset_to_reference): Likewise.
1099 (maybe_fold_stmt_addition): Adjust.
1101 2009-09-09 Richard Guenther <rguenther@suse.de>
1103 * tree.c (free_lang_data_in_type): Do not free the type variant
1105 (free_lang_data): Merge char_type_node with its properly signed
1107 (pass_ipa_free): Collect after freeing language specific data.
1109 2009-09-09 Michael Matz <matz@suse.de>
1112 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1113 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1114 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1117 2009-09-08 DJ Delorie <dj@redhat.com>
1119 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1121 2009-09-04 Jason Merrill <jason@redhat.com>
1123 * tree.c (tree_find_value): Remove.
1124 * tree.h: Remove prototype.
1125 * varasm.c (assemble_external): Use value_member instead.
1127 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1129 * toplev.c (process_options): Choose default debugging type when
1130 gtoggle enables debug info and type is unset.
1132 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1136 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1139 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1141 * configure: Rebuilt with modified libtool.m4.
1143 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1148 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1150 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1152 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1153 (remove_statement): Likewise.
1154 (rewrite_use_nonlinear_expr): Adjust.
1155 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1156 * tree-ssa.c (release_defs_bitset): ... this. New.
1157 * tree-flow.h (release_defs_bitset): Declare.
1159 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1162 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1163 in the middle block.
1165 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1167 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1168 via intptr_t to long type.
1169 (insert_operand_rank): Cast long type via intptr_t to
1171 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1173 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1174 from pointer to unsigned via uintptr_t.
1176 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1177 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1179 * configure: Regenerated.
1180 * config.in: Regenerated
1181 * system.h (stdint.h): Add include.
1182 (inttypes.h): Likewise.
1183 * Makefile.in (aclocal): Add config/stdint.m4.
1184 * aclocal.m4: Regenerated.
1186 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1188 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1190 (note_np_check_stores): New function.
1191 (harmless_null_pointer_p): New function.
1192 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1193 changed. Take into account whether we're in the shadow of a condjump
1194 that tested NP_REG for NULL.
1195 Lose all code that tested for SEQUENCEs.
1196 (workaround_speculation): Avoid inserting NOPs for loads that are
1197 either always executed or a NULL pointer.
1199 2009-09-08 Jan Hubicka <jh@suse.cz>
1201 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1202 * params.def (early-inlining-insns): Likewise.
1204 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1206 PR rtl-optimization/41239
1207 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1208 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1210 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1211 across calls, as the calls might not always return normally.
1212 (call_may_noreturn_p): New function.
1213 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1214 (init_deps): Initialize it.
1215 (remove_from_deps): Also remove calls from
1216 last_function_call_may_noreturn list.
1218 2009-09-07 Richard Henderson <rth@redhat.com>
1220 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1221 more VR->OPERANDS than LHS operands. Free LHS before returning.
1223 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1225 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1226 (attr "addrtype"): New member "spreg".
1227 Use it if mem_spfp_address_operand is true for the address.
1228 (attr "type"): New entry "stall".
1229 (cpu_unit "load"): New.
1230 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1232 (insn_reservation "loadsp"): New.
1233 (insn_reservation "load_stall1"): New.
1234 (insn_reservation "load_stall3"): New.
1236 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1237 (mem_p_address_operand): Exclude stack and frame pointer based
1239 (mem_spfp_address_operand): New; match them here.
1240 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1241 (bfin_reorg): Call it if scheduling insns.
1242 (bfin_gen_bundles): Remove dummy insns created by
1243 add_sched_insns_for_speculation.
1245 From Jie Zhang <jie.zhang@analog.com>:
1246 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1247 bfin_si_revision, bfin_workarounds): Move these ...
1248 * config/bfin/bfin.h: ... here.
1250 From Mike Frysinger <michael.frysinger@analog.com>
1251 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1252 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1253 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1254 bf547m, bf548m, and bf549m.
1255 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1256 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1257 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1258 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1259 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1260 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1261 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1262 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1263 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1264 bf542m, bf544m, bf547m, bf548m, and bf549m.
1266 From Jie Zhang <jie.zhang@analog.com>:
1267 * config/bfin/predicates.md (p_register_operand): New predicate.
1268 (dp_register_operand): New predicate.
1269 * config/bfin/bfin-protos.h (WA_05000074): Define.
1270 (ENABLE_WA_05000074): Define.
1271 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1272 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1273 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1274 (define_attr addrtype): Allow load/store register to be P register.
1275 (define_attr storereg): New.
1276 (define_cpu_unit anomaly_05000074): New.
1277 (define_insn_reservation dsp32shiftimm): New.
1278 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1279 (define_insn_reservation loadp): Cannot use slot2.
1280 (define_insn_reservation loadsp): Cannot use slot2.
1281 (define_insn_reservation storep): Cannot use slot2. Does not
1282 apply when working around 05000074.
1283 (define_insn_reservation storep_anomaly_05000074): New.
1284 (define_insn_reservation storei): Does not apply when working
1286 (define_insn_reservation storei_anomaly_05000074): New.
1287 (define_attr length): Add dsp32shiftimm case.
1288 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1289 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1290 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1291 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1292 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1294 2009-09-07 Martin Jambor <mjambor@suse.cz>
1297 * tree-sra.c (create_artificial_child_access): Return NULL if
1298 build_ref_for_offset fails.
1299 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1300 and create_artificial_child_access to fail.
1302 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1305 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1306 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1307 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1309 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1311 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1312 block, ensure it has an exit edge. Emit a barrier after a jump.
1314 2009-09-07 Nick Clifton <nickc@redhat.com>
1316 * gcc.c (this_is_linker_script): New variable. Like
1317 this_is_library_file but for the %T constructor.
1318 (end_going_arg): If this_is_linker_script is set then locate the
1319 script and insert a --script switch before it
1320 (do_spec_2): Initialise this_is_linker_script.
1321 (do_spec_1): Likewise. Handle %T construct.
1322 (eval_spec_function): Preserve this_is_linker_script.
1323 * doc/invoke.texi: Document %T construct in spec files.
1324 * config/m32c/m32c.h (LIB_SPEC): Use it.
1326 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1328 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1329 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1330 when volatile flag is set.
1331 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1333 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1336 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1337 (combine_stack_adjustments_for_block): Allow insns between stack
1338 adjustments and stores with corresponding pre-(dec|inc)rement or
1339 pre-modify operation.
1341 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1344 * combine-stack-adj.c (struct csa_memlist): Rename to...
1345 (struct csa_reflist): ... this. Rename mem field to ref.
1346 (free_csa_memlist): Rename to...
1347 (free_csa_reflist): ... this.
1348 (record_one_stack_memref): Rename to...
1349 (record_one_stack_ref): ... this. Handle also REG_P.
1350 (try_apply_stack_adjustment): Handle also REG_P.
1351 (struct record_stack_memrefs_data): Rename to...
1352 (struct record_stack_refs_data): ... this. Rename memlist field to
1354 (record_stack_memrefs): Rename to...
1355 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1356 subexpressions instead of failing when a MEM contains SP references.
1357 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1358 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1360 2009-09-06 Richard Guenther <rguenther@suse.de>
1363 * tree.c (build_array_type): Do not record types marked
1364 with structural equality in the canonical type hashtable.
1366 2009-09-06 Richard Guenther <rguenther@suse.de>
1369 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1371 2009-09-05 Richard Guenther <rguenther@suse.de>
1374 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1376 2009-09-05 Richard Guenther <rguenther@suse.de>
1379 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1381 2009-09-05 Richard Guenther <rguenther@suse.de>
1384 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1385 before comparing function argument types.
1387 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1390 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1393 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1396 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1398 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1399 locators before emit_insn is called.
1401 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1404 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1405 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1406 (reginfo_init): Don't call allocate_reg_info.
1408 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1411 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1412 NONDEBUG_INSN_P instead of INSN_P.
1414 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1417 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1419 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1422 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1423 pattern of the split.
1425 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1427 * toplev.c (process_options): Move setter of flag_var_tracking
1428 before other tests that depend on it. Move down setter of
1429 flag_rename_registers. Don't enable var-tracking-assignments
1430 by default if selective scheduling is enabled. Warn if both
1433 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1435 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1436 comment. Use switch statement to catch overlaps between rtx
1437 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1438 (IS_DECL_CODE): ... here. Remove.
1439 (check_value_is_not_decl): Remove.
1440 (dv_from_decl, dv_from_value): Check after conversion.
1442 2009-09-04 Richard Guenther <rguenther@suse.de>
1445 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1446 after emitting tunks. Move emitting thunks and ctors from ...
1447 (cgraph_optimize): ... here. Remove redundant
1448 cgraph_analyze_functions.
1449 * varasm.c (find_decl_and_mark_needed): Remove no longer
1451 (finish_aliases_1): Adjust check for thunk aliases.
1453 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1455 * config/arm/arm.md (ctzsi2): Added braces
1456 to avoid warning that broke booststrap.
1458 2009-09-04 Martin Jambor <mjambor@suse.cz>
1460 PR tree-optimization/41112
1461 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1462 handle variable-bounded arrays.
1463 (expr_with_var_bounded_array_refs_p): New function.
1464 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1466 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1468 * config/s390/2097.md: Removed two incorrect bypasses.
1469 (z10_fsimpdf): Fixed latency.
1470 (z10_fhex): New insn_reservation.
1471 (z10_floaddf): Fixed latency.
1472 (z10_floadsf): Fixed latency.
1473 (z10_ftrunctf): Fixed latency.
1474 (z10_ftruncdf): Fixed latency.
1475 * config/s390/s390.c (z10_cost): Fixed values.
1476 (s390_adjust_priority): Added z10 path.
1477 * config/s390/s390.md (type): Added fhex.
1478 (*mov<mode>_64dfp): Updated type attribute.
1479 (*mov<mode>_64): Updated type attribute.
1480 (*mov<mode>_31): Updated type attribute.
1481 (*mov<mode>"): Likewise.
1482 * config/s390/2084.md (x_fsimpdf): Updated condition.
1484 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1486 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1487 RTXs in the predicate for operand 1.
1489 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1491 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1492 (rbitsi2): New insn.
1493 (ctzsi2): New expand.
1494 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1496 2009-09-03 Martin Jambor <mjambor@suse.cz>
1498 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1499 (create_artificial_child_access): Use build_ref_for_offset instead
1500 of duplicate_expr_for_different_base.
1501 (propagate_subacesses_accross_link): Likewise.
1503 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1505 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1507 (mips16e_collect_argument_saves): Skip debug instructions.
1508 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1509 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1510 (r10k_insert_cache_barriers): Likewise.
1511 (mips_reorg_process_insns): Likewise.
1513 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1516 * ira.c (update_equiv_reg): Remove check on class likely spill.
1518 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1521 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1522 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1526 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1527 the stack slot if it is passed by invisible reference.
1528 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1529 by invisible reference.
1531 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1533 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1534 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1535 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1537 * config/bfin/sync.md: New file.
1538 * config/bfin/bfin.md: Include it.
1539 (UNSPEC_ATOMIC): New.
1540 (UNSPEC_ONES): Provide a unique number.
1542 From Jie Zhang <jie.zhang@analog.com>:
1543 * config/bfin/bfin.c (ret_regs): New.
1544 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1545 (must_save_rets_p): New.
1546 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1547 current_function_is_leaf.
1548 (do_link): Likewise.
1549 (do_unlink): Likewise.
1550 (expand_interrupt_handler_prologue): Use ret_regs array.
1551 (expand_interrupt_handler_epilogue): Use ret_regs array and
1552 pass return register to gen_return_internal.
1553 (bfin_expand_epilogue): Pass return register to
1554 gen_return_internal.
1555 (bfin_expand_call): Explicitly clobber RETS.
1556 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1557 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1558 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1559 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1561 (return_internal): Take a reg rtx rather than the register number.
1563 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1565 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1566 when comparing against estimated_loop_iterations_int return.
1568 2009-09-03 Richard Guenther <rguenther@suse.de>
1570 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1571 eh_personality_libfunc.
1573 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1575 * tree-parloops.c (separate_decls_in_region): Add space.
1577 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1579 * tree-parloops.c (separate_decls_in_region): Change the condition
1580 checking if there are reductions in the loop.
1582 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1584 PR tree-optimization/38275
1585 * tree-parloops.c (parallelize_loops): Replace profitability condition
1586 for expected number of iterations.
1588 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1590 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1591 (bootstrap-debug): Explain conditions in which it becomes default.
1592 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1595 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1597 * doc/invoke.texi (Optimize Options): Move
1598 -finline-small-functions to the -O2 list.
1600 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1602 * toplev.c (process_options): Enable var-tracking-assignments
1603 by default if var-tracking is enabled.
1605 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1607 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1609 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1610 * rtl.h (prev_nonnote_insn_bb): Declare it.
1612 2009-09-03 Diego Novillo <dnovillo@google.com>
1614 * cgraph.c (cgraph_node_for_decl): New.
1615 * cgraph.h (cgraph_node_for_decl): Declare.
1616 * tree.c (host_integerp): Return 0 if T is NULL.
1618 2009-09-03 Diego Novillo <dnovillo@google.com>
1620 * tree.h (struct alias_pair): Move from varasm.c.
1621 (alias_pairs): Likewise.
1622 (TYPE_MAXVAL): Define.
1623 (TYPE_MINVAL): Define.
1624 (iterative_hash_host_wide_int): Declare.
1625 (remove_unreachable_alias_pairs): Declare.
1626 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1627 * diagnostic.c (default_diagnostic_starter): Make extern.
1628 (default_diagnostic_finalizer): Make extern.
1629 * diagnostic.h (default_diagnostic_starter): Declare.
1630 (default_diagnostic_finalizer): Declare.
1631 (default_tree_printer): Declare.
1632 * toplev.c (default_tree_printer): Make extern.
1634 2009-09-03 Richard Guenther <rguenther@suse.de>
1635 Diego Novillo <dnovillo@google.com>
1637 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1638 * cgraphunit.c (cgraph_expand_function): Do not emit
1639 associated thunks from here.
1640 (cgraph_emit_thunks): New.
1641 (cgraph_optimize): Call it.
1642 Return if any IPA pass finds an error.
1643 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1646 2009-09-03 Simon Baldwin <simonb@google.com>
1647 Rafael Espindola <espindola@google.com>
1648 Richard Guenther <rguenther@suse.de>
1649 Doug Kwan <dougkwan@google.com>
1650 Diego Novillo <dnovillo@google.com>
1652 * tree.c: Include tree-pass.h, langhooks-def.h,
1653 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1654 (free_lang_data_in_type): New.
1655 (need_assembler_name_p): New.
1656 (free_lang_data_in_block): New.
1657 (free_lang_data_in_decl): New.
1658 (struct free_lang_data_d): New.
1659 (add_tree_to_fld_list): New.
1660 (find_decls_types_r): New.
1661 (get_eh_types_for_runtime): New.
1662 (find_decls_types_in_eh_region): New.
1663 (find_decls_types_in_node): New.
1664 (find_decls_types_in_var): New.
1665 (free_lang_data_in_cgraph): New.
1666 (free_lang_data): New.
1667 (gate_free_lang_data): New.
1668 (pass_ipa_free_lang_data): New.
1670 2009-09-03 Diego Novillo <dnovillo@google.com>
1672 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1673 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1674 (lang_hooks): Remove const qualifier.
1675 * ipa.c (cgraph_remove_unreachable_nodes): Call
1676 remove_unreachable_alias_pairs.
1677 * except.c (add_type_for_runtime): Check if TYPE has
1678 already been converted.
1679 (lookup_type_for_runtime): Likewise.
1680 (check_handled): Handle converted types.
1681 * varasm.c (remove_unreachable_alias_pairs): New.
1682 * gimple.c: Include demangle.h.
1683 (gimple_decl_printable_name): New.
1684 (gimple_fold_obj_type_ref): New.
1685 * gimple.h (gimple_decl_printable_name): Declare.
1686 (gimple_fold_obj_type_ref): Declare.
1687 * passes.c (init_optimization_passes): Add pass
1688 pass_ipa_free_lang_data.
1689 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1690 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1692 2009-09-03 Diego Novillo <dnovillo@google.com>
1694 * c-lang.c (lang_hooks): Remove const qualifier.
1696 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1698 * doc/install.texi (*-*-freebsd*): Update target information.
1700 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1702 * hard-reg-set.h (call_fixed_regs): Remove.
1703 * reginfo.c (call_fixed_regs): Remove.
1704 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1705 (globalize_reg): Don't use call_fixed_regs.
1706 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1709 2009-09-01 Michael Matz <matz@suse.de>
1711 * expr.h (emit_storent_insn, expand_expr_real_1,
1712 expand_expr_real_2): Declare.
1713 * expr.c (emit_storent_insn, expand_expr_real_1,
1714 expand_expr_real_2): Export.
1715 (store_expr): Setting and evaluating dont_return_target is useless.
1716 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1717 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1718 * except.c (expand_resx_expr): Rename to ...
1719 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1720 * except.h (expand_resx_stmt): Declare.
1721 * stmt.c: Add include gimple.h
1722 (expand_asm_expr): Rename to ...
1723 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1724 (expand_case): Rewrite to take gimple statement.
1725 * tree.h (expand_asm_stmt): Declare.
1726 (expand_case): Change prototype.
1727 * Makefile.in (stmt.o): Depend on gimple.h.
1728 * builtins.c (expand_builtin_synchronize): Build gimple asm
1729 statement, not an ASM_EXPR.
1730 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1731 gimple_to_tree, release_stmt_tree): Remove.
1732 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1733 ggc_free, but hold comparison code and operands separately.
1734 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1735 (expand_call_stmt, expand_gimple_stmt_1,
1736 expand_gimple_stmt): New helpers.
1737 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1738 release_stmt_tree. Call expand_gimple_stmt instead.
1739 (expand_gimple_basic_block): Ditto.
1741 * calls.c (emit_call_1): Don't look at EH regions here, make
1742 fntree parameter useless.
1743 (expand_call): New local rettype for TREE_TYPE(exp), use it
1744 throughout. Remove local p, use addr instead.
1745 Don't look at EH regions here.
1747 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1749 * doc/invoke.texi (-fsched-pressure): Document it.
1750 (-fsched-reg-pressure-heuristic): Remove it.
1752 * reload.c (ira.h): Include.
1753 (find_reloads): Add choosing reload on number of small spilled
1756 * haifa-sched.c (ira.h): Include.
1757 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1758 saved_reg_pressure, curr_reg_live, saved_reg_live,
1759 region_ref_regs): New variables.
1760 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1761 initiate_reg_pressure_info, setup_ref_regs,
1762 initiate_bb_reg_pressure_info, save_reg_pressure,
1763 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1765 (setup_insn_reg_pressure_info): New function.
1766 (rank_for_schedule): Add pressure checking and insn issue time.
1767 Remove comparison of insn reg weights.
1768 (ready_sort): Set insn reg pressure info.
1769 (update_register_pressure, setup_insn_max_reg_pressure,
1770 update_reg_and_insn_max_reg_pressure,
1771 sched_setup_bb_reg_pressure_info): New functions.
1772 (schedule_insn): Add code for printing and updating reg pressure info.
1773 (find_set_reg_weight, find_insn_reg_weight): Remove.
1774 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1775 (debug_ready_list): Print reg pressure info.
1776 (schedule_block): Ditto. Check insn issue time.
1777 (sched_init): Set up sched_pressure_p. Allocate and set up some
1778 reg pressure related info.
1779 (sched_finish): Free some reg pressure related info.
1780 (fix_tick_ready): Make insn always ready if pressure_p.
1781 (init_h_i_d): Don't call find_insn_reg_weight.
1782 (haifa_finish_h_i_d): Free insn reg pressure info.
1784 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1785 ira_memory_move_cost, ira_class_hard_regs,
1786 ira_class_hard_regs_num, ira_no_alloc_regs,
1787 ira_available_class_regs, ira_reg_class_cover_size,
1788 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1790 * ira-lives.c (single_reg_class): Check mode to find how many
1791 registers are necessary for operand.
1792 (ira_implicitly_set_insn_hard_regs): New.
1794 * common.opt (fsched-pressure): New options.
1795 (fsched-reg-pressure-heuristic): Remove.
1797 * ira.c (setup_eliminable_regset): Rename to
1798 ira_setup_eliminable_regset. Make it external.
1799 (expand_reg_info): Pass cover class to setup_reg_classes.
1800 (ira): Call resize_reg_info instead of allocate_reg_info.
1802 * sched-deps.c: Include ira.h.
1803 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1804 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1805 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1806 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1807 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1808 mark_insn_reg_store, mark_insn_reg_clobber,
1809 setup_insn_reg_pressure_info): New.
1810 (sched_analyze_1): Update implicit_reg_pending_uses.
1811 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1812 Use them to create dependencies. Set insn reg uses and pressure
1813 info. Process reg_pending_uses in one place.
1814 (free_deps): Free implicit sets.
1815 (remove_from_deps): Remove implicit sets if necessary. Check
1816 implicit sets when clearing reg_last_in_use.
1817 (init_deps_global): Clear implicit_reg_pending_clobbers and
1818 implicit_reg_pending_uses.
1820 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1821 ira_memory_move_cost, ira_class_hard_regs,
1822 ira_class_hard_regs_num, ira_no_alloc_regs,
1823 ira_available_class_regs, ira_reg_class_cover_size,
1824 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1825 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1826 ira_implicitly_set_insn_hard_regs): New prototypes.
1828 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1829 cost_elements_num): New variables.
1830 (allocno_costs, total_costs): Rename to costs and
1831 total_allocno_costs.
1832 (COSTS_OF_ALLOCNO): Rename to COSTS.
1833 (allocno_pref): Rename to pref.
1834 (allocno_pref_buffer): Rename to pref_buffer.
1835 (common_classes): Rename to regno_cover_class.
1837 (record_reg_classes): Set allocno attributes only if allocno_p.
1838 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1839 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
1840 and COSTS_OF_ALLOCNO.
1841 (print_costs): Rename to print_allocno_costs.
1842 (print_pseudo_costs): New.
1843 (process_bb_node_for_costs): Split into 2 functions with new
1844 function process_bb_for_costs. Pass BB to process_bb_for_costs.
1845 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
1846 new parameter dump_file. Use cost_elements_num instead of
1847 ira_allocnos_num. Make one iteration if preferred classes were
1848 already calculated for scheduler. Make 2 versions of code
1849 depending on allocno_p.
1850 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
1851 regno_cover_class and COSTS instead of common_classes and
1853 (init_costs, finish_costs): New.
1854 (ira_costs): Set up allocno_p and cost_elements_num. Call
1855 init_costs and finish_costs.
1856 (ira_set_pseudo_classes): New.
1858 * rtl.h (allocate_reg_info): Remove.
1859 (resize_reg_info): Change return type.
1860 (reg_cover_class): New.
1861 (setup_reg_classes): Add new parameter.
1863 * sched-int.h (struct deps_reg): New member implicit_sets.
1864 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1865 (INCREASE_BITS): New macro.
1866 (struct reg_pressure_data, struct reg_use_data): New.
1867 (struct _haifa_insn_data): Remove reg_weight. Add members
1868 reg_pressure, reg_use_list, reg_set_list, and
1869 reg_pressure_excess_cost_change.
1870 (struct deps): New member implicit_sets.
1871 (pressure_p): New variable.
1872 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
1873 (struct reg_pressure_data, struct reg_use_data): New.
1874 (INSN_REG_WEIGHT): Remove.
1875 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
1876 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
1877 (sched_init_region_reg_pressure_info,
1878 sched_setup_bb_reg_pressure_info): New prototypes.
1880 * reginfo.c (struct reg_pref): New member coverclass.
1881 (reg_cover_class): New function.
1882 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
1883 (reg_info_size): New variable.
1884 (allocate_reg_info): Make static. Setup reg_info_size.
1885 (resize_reg_info): Use reg_info_size. Return flag of resizing.
1886 (setup_reg_classes): Add a new parameter. Setup cover class too.
1888 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
1891 * sched-rgn.c (deps_join): Set up implicit_sets.
1892 (schedule_region): Set up region and basic blocks pressure
1895 * passes.c (init_optimization_passes): Move
1896 pass_subregs_of_mode_init before pass_sched.
1898 2009-09-02 Martin Jambor <mjambor@suse.cz>
1900 * tree-sra.c (struct access): New field grp_hint.
1901 (dump_access): Dump grp_hint.
1902 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1904 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1905 those which have been specifically read and somehow written to.
1906 (propagate_subacesses_accross_link): Set grp_hint of right child and
1907 also possibly of the left child.
1909 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1911 * tree-object-size.c (addr_object_size): Always use object_size_type
1912 0 or 2 when determining the pointer pointed object size.
1914 2009-09-02 Richard Guenther <rguenther@suse.de>
1917 2009-08-31 Richard Guenther <rguenther@suse.de>
1919 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1920 to query if the memory regions for memmove overlap.
1921 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1922 asserts on pointers, instead deal with odd trees.
1923 (ptr_derefs_may_alias_p): Likewise.
1924 (refs_may_alias_p_1): Constructor bases also never alias.
1926 2009-08-01 Christian Bruel <christian.bruel@st.com>
1929 2009-07-31 Christian Bruel <christian.bruel@st.com>
1930 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1932 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1934 * doc/invoke.texi (-fvar-tracking-assignments): New.
1935 (-fvar-tracking-assignments-toggle): New.
1936 (-fdump-final-insns=file): Mark filename as optional.
1937 (--param min-nondebug-insn-uid): New.
1938 (-gdwarf-@{version}): Mention version 4.
1939 * opts.c (common_handle_option): Accept it.
1940 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1941 * regrename.c (regrename_optimize): Drop last. Don't count debug
1942 insns as uses. Don't reject change because of debug insn.
1943 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1944 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1945 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1946 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1947 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1948 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1949 * doc/gimple.texi (is_gimple_debug): New.
1950 (gimple_debug_bind_p): New.
1951 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1952 * doc/install.texi (bootstrap-debug): More details.
1953 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1954 (bootstrap-debug-lib): More details.
1955 (bootstrap-debug-ckovw): Update.
1956 (bootstrap-time): New.
1957 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1958 (insert_phi_nodes_for): Insert debug stmts.
1959 (rewrite_stmt): Take iterator. Insert debug stmts.
1960 (rewrite_enter_block): Adjust.
1961 (maybe_replace_use_in_debug_stmt): New.
1962 (rewrite_update_stmt): Use it.
1963 (mark_use_interesting): Return early for debug stmts.
1964 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1965 stmts before replacing stmt.
1966 (move_computations_stmt): Likewise.
1967 * ira-conflicts.c (add_copies): Skip debug insns.
1968 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1969 (regstat_bb_compute_ri): Skip debug insns.
1970 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1971 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1972 check_loop_closed_ssa_stmt): Skip debug stmts.
1973 * tree-tailcall.c (find_tail_calls): Likewise.
1974 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1975 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1976 (build_var_debug_value_stat): Declare.
1977 (build_var_debug_value): Define.
1978 (target_for_debug_bind): Declare.
1979 * reload.c (find_equiv_reg): Skip debug insns.
1980 * rtlanal.c (reg_used_between_p): Skip debug insns.
1981 (side_effects_p): Likewise.
1982 (canonicalize_condition): Likewise.
1983 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1984 insns never depend on debug insns.
1985 (create_ddg_dep_no_link): Likewise.
1986 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1987 Don't add inter-loop dependencies for debug insns.
1988 (build_intra_loop_deps): Likewise.
1989 (create_ddg): Count debug insns.
1990 * ddg.h (struct ddg::num_debug): New.
1991 (num_backargs): Pair up with previous int field.
1992 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1993 -fcompare-debug-second.
1994 * final.c (get_attr_length_1): Skip debug insns.
1995 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1996 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1997 (driver_self_specs): Map -fdump-final-insns to
1998 -fdump-final-insns=..
1999 (get_local_tick): New.
2000 (compare_debug_dump_opt_spec_function): Test for . argument and
2001 compute output name. Compute temp output spec without flag name.
2002 Compute -frandom-seed.
2003 (OPT): Undef after use.
2004 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2005 (average_num_loop_insns): Likewise.
2006 * params.h (MIN_NONDEBUG_INSN_UID): New.
2007 * gimple.def (GIMPLE_DEBUG): New.
2008 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2009 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2010 (merge_in_block): Fix whitespace.
2011 * toplev.c (flag_var_tracking): Update comment.
2012 (flag_var_tracking_assignments): New.
2013 (flag_var_tracking_assignments_toggle): New.
2014 (process_options): Don't open final insns dump file if we're not
2015 going to write to it. Compute defaults for var_tracking.
2016 * df-scan.c (df_insn_rescan_debug_internal): New.
2017 (df_uses_record): Handle debug insns.
2018 * haifa-sched.c (ready): Initialize n_debug.
2019 (contributes_to_priority): Skip debug insns.
2020 (dep_list_size): New.
2022 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2023 they're ready. Disregard previous debug insns to make decisions.
2024 (queue_insn): Never queue debug insns.
2025 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2026 (schedule_insn): Don't reject debug insns because of issue rate.
2027 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2028 (queue_to_ready): Skip and discount debug insns.
2029 (choose_ready): Let debug insns through.
2030 (schedule_block): Check boundary debug insns. Discount debug
2031 insns, schedule them early. Adjust whitespace.
2032 (set_priorities): Check for boundary debug insns.
2033 (add_jump_dependencies): Use dep_list_size.
2034 (prev_non_location_insn): New.
2035 (check_cfg): Use it.
2036 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2038 (remove_unused_ivs): Reset debug stmts.
2039 * modulo-sched.c (const_iteration_count): Skip debug insns.
2040 (res_MII): Discount debug insns.
2041 (loop_single_full_bb_p): Skip debug insns.
2042 (sms_schedule): Likewise.
2043 (sms_schedule_by_order): Likewise.
2044 (ps_has_conflicts): Likewise.
2045 * caller-save.c (refmarker_fn): New.
2046 (save_call_clobbered_regs): Replace regs with saved mem in
2048 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2049 Call refmarker_fn mark for hardregnos.
2050 (mark_reg_as_referenced): New.
2051 (replace_reg_with_saved_mem): New.
2052 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2053 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2055 (cse_extended_basic_block): Skip debug insns.
2056 (count_reg_usage): Likewise.
2057 (is_dead_reg): New, split out of...
2058 (set_live_p): ... here.
2059 (insn_live_p): Use it for debug insns.
2060 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2061 (execute_optimize_stdarg): Likewise.
2062 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2063 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2064 changes in debug stmts as changes.
2065 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2066 (moveup_expr): Don't move across debug insns. Don't move
2067 debug insn if it would create a bookkeeping block.
2068 (moveup_expr_cached): Don't use cache for debug insns that
2069 are heads of blocks.
2070 (compute_av_set_inside_bb): Skip debug insns.
2071 (sel_rank_for_schedule): Schedule debug insns first. Remove
2073 (block_valid_for_bookkeeping_p); Support lax searches.
2074 (create_block_for_bookkeeping): Adjust block numbers when
2075 encountering debug-only blocks.
2076 (find_place_for_bookkeeping): Deal with debug-only blocks.
2077 (generate_bookkeeping_insn): Accept no place to insert.
2078 (remove_temp_moveop_nops): New argument full_tidying.
2079 (prepare_place_to_insert): Deal with debug insns.
2080 (advance_state_on_fence): Debug insns don't start cycles.
2081 (update_boundaries): Take fence as argument. Deal with
2083 (schedule_expr_on_boundary): No full_tidying on debug insns.
2084 (fill_insns): Deal with debug insns.
2085 (track_scheduled_insns_and_blocks): Don't count debug insns.
2086 (need_nop_to_preserve_insn_bb): New, split out of...
2087 (remove_insn_from_stream): ... this.
2088 (fur_orig_expr_not_found): Skip debug insns.
2089 * rtl.def (VALUE): Move up.
2091 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2092 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2093 Set it if debug stmts are found.
2094 (statement_sink_location): Skip debug stmts. Propagate
2095 moving defs into debug stmts.
2096 * ifcvt.c (first_active_insn): Skip debug insns.
2097 (last_active_insns): Likewise.
2098 (cond_exec_process_insns): Likewise.
2099 (noce_process_if_block): Likewise.
2100 (check_cond_move_block): Likewise.
2101 (cond_move_convert_if_block): Likewise.
2102 (block_jumps_and_fallthru_p): Likewise.
2103 (dead_or_predicable): Likewise.
2104 * dwarf2out.c (debug_str_hash_forced): New.
2105 (find_AT_string): Add comment.
2106 (gen_label_for_indirect_string): New.
2107 (get_debug_string_label): New.
2108 (AT_string_form): Use it.
2109 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2110 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2111 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2112 several operations that cannot be represented with DWARF opcodes.
2113 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2114 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2115 (dwarf2out_var_location): Take during-call mark into account.
2116 (output_indirect_string): Update comment. Output if there are
2117 label and references.
2118 (prune_indirect_string): New.
2119 (prune_unused_types): Call it if debug_str_hash_forced.
2120 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2121 (dw_long_long_const): Remove.
2122 (struct dw_val_struct): Change val_long_long type to rtx.
2123 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2124 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2125 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2126 component instead of HOST_BITS_PER_LONG.
2127 (output_loc_operands): Likewise. For const8* assert
2128 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2129 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2130 rather than HOST_BITS_PER_LONG is >= 64.
2131 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2133 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2134 HOST_BITS_PER_LONG for dw_val_class_long_long.
2135 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2136 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2137 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2139 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2140 Handle DW_OP_implicit_value.
2141 (extract_int): Move prototype earlier.
2142 (mem_loc_descriptor): For SUBREG punt if inner
2143 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2144 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2145 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2146 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2147 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2148 instead of Pmode size.
2149 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2150 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2151 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2152 (concat_loc_descriptor, concatn_loc_descriptor,
2153 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2154 (add_location_or_const_value_attribute): Likewise. For single
2155 location loc_lists attempt to use add_const_value_attribute
2156 for constant decls. Add DW_AT_const_value even if
2157 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2159 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2160 (control_flow_insn_p): Likewise.
2161 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2162 (separate_decls_in_region_debug_bind): New.
2163 (separate_decls_in_region): Process debug bind stmts afterwards.
2164 * recog.c (verify_changes): Handle debug insns.
2165 (extract_insn): Likewise.
2166 (peephole2_optimize): Skip debug insns.
2167 * dse.c (scan_insn): Skip debug insns.
2168 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2170 (setup_id_for_insn): Handle debug insns.
2171 (maybe_tidy_empty_bb): Adjust whitespace.
2172 (tidy_control_flow): Skip debug insns.
2173 (sel_remove_insn): Adjust for debug insns.
2174 (sel_estimate_number_of_insns): Skip debug insns.
2175 (create_insn_rtx_from_pattern): Handle debug insns.
2176 (create_copy_of_insn_rtx): Likewise.
2177 * sel-sched-.h (sel_bb_end): Declare.
2178 (sel_bb_empty_or_nop_p): New.
2179 (get_all_loop_exits): Use it.
2180 (_eligible_successor_edge_p): Likewise.
2181 (return_nop_to_pool): Adjust.
2182 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2183 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2184 * gimple-pretty-print.c (dump_gimple_debug): New.
2185 (dump_gimple_stmt): Use it.
2186 (dump_bb_header): Skip gimple debug stmts.
2187 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2188 (fixup_match_2): Likewise.
2189 (regmove_backward_pass): Likewise. Simplify combined
2190 replacement. Handle debug insns.
2191 * function.c (instantiate_virtual_regs): Handle debug insns.
2192 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2193 * print-rtl.h: Include cselib.h.
2194 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2195 * df.h (df_inns_rescan_debug_internal): Declare.
2196 * gcse.c (alloc_hash_table): Estimate n_insns.
2197 (cprop_insn): Don't regard debug insns as changes.
2198 (bypass_conditional_jumps): Skip debug insns.
2199 (one_pre_gcse_pass): Adjust.
2200 (one_code_hoisting_pass): Likewise.
2201 (compute_ld_motion_mems): Skip debug insns.
2202 (one_cprop_pass): Adjust.
2203 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2204 (if_convertible_stmt_p): Handle debug stmts.
2205 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2206 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2207 * ira-build.c (create_bb_allocnos): Skip debug insns.
2208 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2209 (has_single_use): Likewise.
2210 (single_imm_use): Likewise.
2211 (num_imm_uses): Likewise.
2212 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2213 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2214 (create_outofssa_var_map): Likewise.
2215 * lower-subreg.c (adjust_decomposed_uses): New.
2216 (resolve_debug): New.
2217 (decompose_multiword_subregs): Use it.
2218 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2219 * emit-rtl.c: Include params.h.
2220 (cur_debug_insn_uid): Define.
2221 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2222 (copy_rtx_if_shared_1): Handle debug insns.
2223 (reset_used_flags): Likewise.
2224 (set_used_flags): LIkewise.
2225 (get_max_insn_count): New.
2226 (next_nondebug_insn): New.
2227 (prev_nondebug_insn): New.
2228 (make_debug_insn_raw): New.
2229 (emit_insn_before_noloc): Handle debug insns.
2230 (emit_jump_insn_before_noloc): Likewise.
2231 (emit_call_insn_before_noloc): Likewise.
2232 (emit_debug_insn_before_noloc): New.
2233 (emit_insn_after_noloc): Handle debug insns.
2234 (emit_jump_insn_after_noloc): Likewise.
2235 (emit_call_insn_after_noloc): Likewise.
2236 (emit_debug_insn_after_noloc): Likewise.
2237 (emit_insn_after): Take loc from earlier non-debug insn.
2238 (emit_jump_insn_after): Likewise.
2239 (emit_call_insn_after): Likewise.
2240 (emit_debug_insn_after_setloc): New.
2241 (emit_debug_insn_after): New.
2242 (emit_insn_before): Take loc from later non-debug insn.
2243 (emit_jump_insn_before): Likewise.
2244 (emit_call_insn_before): Likewise.
2245 (emit_debug_insn_before_setloc): New.
2246 (emit_debug_insn_before): New.
2247 (emit_insn): Handle debug insns.
2248 (emit_debug_insn): New.
2249 (emit_jump_insn): Handle debug insns.
2250 (emit_call_insn): Likewise.
2252 (init_emit): Take min-nondebug-insn-uid into account.
2253 Initialize cur_debug_insn_uid.
2254 (emit_copy_of_insn_after): Handle debug insns.
2255 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2256 location of single rhs in place.
2257 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2258 (floor_sdiv_adjust): New.
2259 (cell_sdiv_adjust): New.
2260 (cell_udiv_adjust): New.
2261 (round_sdiv_adjust): New.
2262 (round_udiv_adjust): New.
2263 (wrap_constant): Moved from cselib.
2264 (unwrap_constant): New.
2265 (expand_debug_expr): New.
2266 (expand_debug_locations): New.
2267 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2269 (gimple_expand_cfg): Expand debug locations.
2270 * cselib.c: Include tree-pass.h.
2271 (struct expand_value_data): New.
2272 (cselib_record_sets_hook): New.
2273 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2274 (cselib_clear_table): Move, and implemnet in terms of...
2275 (cselib_reset_table_with_next_value): ... this.
2276 (cselib_get_next_unknown_value): New.
2277 (discard_useless_locs): Don't discard preserved values.
2278 (cselib_preserve_value): New.
2279 (cselib_preserved_value_p): New.
2280 (cselib_preserve_definitely): New.
2281 (cselib_clear_preserve): New.
2282 (cselib_preserve_only_values): New.
2283 (new_cselib_val): Take rtx argument. Dump it in details.
2284 (cselib_lookup_mem): Adjust.
2285 (expand_loc): Take regs_active in struct. Adjust. Silence
2286 dumps unless details are requested.
2287 (cselib_expand_value_rtx_cb): New.
2288 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2289 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2290 without details. Copy more subregs. Try to resolve values
2291 using a callback. Wrap constants.
2292 (cselib_subst_to_values): Adjust.
2293 (cselib_log_lookup): New.
2294 (cselib_lookup): Call it.
2295 (cselib_invalidate_regno): Don't count preserved values as useless.
2296 (cselib_invalidate_mem): Likewise.
2297 (cselib_record_set): Likewise.
2298 (struct set): Renamed to cselib_set, moved to cselib.h.
2299 (cselib_record_sets): Adjust. Call hook.
2300 (cselib_process_insn): Reset table when it would be cleared.
2301 (dump_cselib_val): New.
2302 (dump_cselib_table): New.
2303 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2304 (remove_forwarder_block): Support moving debug stmts.
2305 * cselib.h (cselib_record_sets_hook): Declare.
2306 (cselib_expand_callback): New type.
2307 (cselib_expand_value_rtx_cb): Declare.
2308 (cselib_reset_table_with_next_value): Declare.
2309 (cselib_get_next_unknown_value): Declare.
2310 (cselib_preserve_value): Declare.
2311 (cselib_preserved_value_p): Declare.
2312 (cselib_preserve_only_values): Declare.
2313 (dump_cselib_table): Declare.
2314 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2315 (try_crossjump_to_edge): Likewise.
2316 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2317 dominated blocks when debug stmts are present.
2318 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2319 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2320 (set_var_live_on_entry): Likewise.
2321 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2322 * cfglayout.c (curr_location, last_location): Make static.
2323 (set_curr_insn_source_location): Don't avoid bouncing.
2324 (get_curr_insn_source_location): New.
2325 (get_curr_insn_block): New.
2326 (duplicate_insn_chain): Handle debug insns.
2327 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2329 * common.opt (fcompare-debug): Move to sort order.
2330 (fdump-unnumbered-links): Likewise.
2331 (fvar-tracking-assignments): New.
2332 (fvar-tracking-assignments-toggle): New.
2333 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2334 because of debug stmts.
2335 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2336 (eliminate_unnecessary_stmts): Walk dominated blocks before
2338 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2339 * ira.c (memref_used_between_p): Skip debug insns.
2340 (update_equiv_regs): Likewise.
2341 * sched-deps.c (sd_lists_size): Accept empty list.
2342 (sd_init_insn): Mark debug insns.
2343 (sd_finish_insn): Unmark them.
2344 (sd_add_dep): Reject non-debug deps on debug insns.
2345 (fixup_sched_groups): Give debug insns group treatment.
2347 (sched_analyze_reg): Don't mark debug insns for sched before call.
2348 (sched_analyze_2): Handle debug insns.
2349 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2351 (deps_analyze_insn): Handle debug insns.
2352 (deps_start_bb): Skip debug insns.
2353 (init_deps): Initialize last_debug_insn.
2354 * tree-ssa.c (target_for_debug_bind): New.
2355 (find_released_ssa_name): New.
2356 (propagate_var_def_into_debug_stmts): New.
2357 (propagate_defs_into_debug_stmts): New.
2358 (verify_ssa): Skip debug bind stmts without values.
2359 (warn_uninialized_vars): Skip debug stmts.
2360 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2361 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2362 (rtx_equal_p): Likewise.
2363 * ira-costs.c (scan_one_insn): Skip debug insns.
2364 (process_bb_node_for_hard_reg_moves): Likewise.
2365 * rtl.h (DEBUG_INSN_P): New.
2366 (NONDEBUG_INSN_P): New.
2367 (MAY_HAVE_DEBUG_INSNS): New.
2368 (INSN_P): Accept debug insns.
2369 (RTX_FRAME_RELATED_P): Likewise.
2370 (INSN_DELETED_P): Likewise
2371 (PAT_VAR_LOCATION_DECL): New.
2372 (PAT_VAR_LOCATION_LOC): New.
2373 (PAT_VAR_OCATION_STATUS): New.
2374 (NOTE_VAR_LOCATION_DECL): Reimplement.
2375 (NOTE_VAR_LOCATION_LOC): Likewise.
2376 (NOTE_VAR_LOCATION_STATUS): Likewise.
2377 (INSN_VAR_LOCATION): New.
2378 (INSN_VAR_LOCATION_DECL): New.
2379 (INSN_VAR_LOCATION_LOC): New.
2380 (INSN_VAR_LOCATION_STATUS): New.
2381 (gen_rtx_UNKNOWN_VAR_LOC): New.
2382 (VAR_LOC_UNKNOWN_P): New.
2383 (NOTE_DURING_CALL_P): New.
2384 (SCHED_GROUP_P): Accept debug insns.
2385 (emit_debug_insn_before): Declare.
2386 (emit_debug_insn_before_noloc): Declare.
2387 (emit_debug_insn_beore_setloc): Declare.
2388 (emit_debug_insn_after): Declare.
2389 (emit_debug_insn_after_noloc): Declare.
2390 (emit_debug_insn_after_setloc): Declare.
2391 (emit_debug_insn): Declare.
2392 (make_debug_insn_raw): Declare.
2393 (prev_nondebug_insn): Declare.
2394 (next_nondebug_insn): Declare.
2395 (delegitimize_mem_from_attrs): Declare.
2396 (get_max_insn_count): Declare.
2397 (wrap_constant): Declare.
2398 (unwrap_constant): Declare.
2399 (get_curr_insn_source_location): Declare.
2400 (get_curr_insn_block): Declare.
2401 * tree-inline.c (insert_debug_decl_map): New.
2402 (processing_debug_stmt): New.
2403 (remap_decl): Don't create new mappings in debug stmts.
2404 (remap_gimple_op_r): Don't add references in debug stmts.
2405 (copy_tree_body_r): Likewise.
2406 (remap_gimple_stmt): Handle debug bind stmts.
2407 (copy_bb): Skip debug stmts.
2408 (copy_edges_for_bb): Likewise.
2409 (copy_debug_stmt): New.
2410 (copy_debug_stmts): New.
2411 (copy_body): Copy debug stmts at the end.
2412 (insert_init_debug_bind): New.
2413 (insert_init_stmt): Take id. Skip and emit debug stmts.
2414 (setup_one_parameter): Remap variable earlier, register debug mapping.
2415 (estimate_num_insns): Skip debug stmts.
2416 (expand_call_inline): Preserve debug_map.
2417 (optimize_inline_calls): Check for no debug_stmts left-overs.
2418 (unsave_expr_now): Preserve debug_map.
2419 (copy_gimple_seq_and_replace_locals): Likewise.
2420 (tree_function_versioning): Check for no debug_stmts left-overs.
2421 Init and destroy debug_map as needed. Split edges unconditionally.
2422 (build_duplicate_type): Init and destroy debug_map as needed.
2423 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2424 (struct copy_body_data): Add debug_stmts and debug_map.
2425 * sched-int.h (struct ready_list): Add n_debug.
2426 (struct deps): Add last_debug_insn.
2427 (DEBUG_INSN_SCHED_P): New.
2428 (BOUNDARY_DEBUG_INSN_P): New.
2429 (SCHEDULE_DEBUG_INSN_P): New.
2430 (sd_iterator_cond): Accept empty list.
2431 * combine.c (create_log_links): Skip debug insns.
2432 (combine_instructions): Likewise.
2433 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2434 return value is always unshared.
2435 (struct rtx_subst_pair): New.
2436 (auto_adjust_pair): New.
2437 (propagate_for_debug_subst): New.
2438 (propagate_for_debug): New.
2439 (try_combine): Skip debug insns. Propagate removed defs into
2441 (next_nonnote_nondebug_insn): New.
2442 (distribute_notes): Use it. Skip debug insns.
2443 (distribute_links): Skip debug insns.
2444 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2445 * resource.c (mark_target_live_regs): Likewise.
2446 * var-tracking.c: Include cselib.h and target.h.
2447 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2449 (micro_operation_type_name): New.
2450 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2451 (struct micro_operation_def): Update comments.
2452 (decl_or_value): New type. Use instead of decls.
2453 (struct emit_note_data_def): Add vars.
2454 (struct attrs_def): Use decl_or_value.
2455 (struct variable_tracking_info_def): Add permp, flooded.
2456 (struct location_chain_def): Update comment.
2457 (struct variable_part_def): Use decl_or_value.
2458 (struct variable_def): Make var_part a variable length array.
2460 (scratch_regs): New.
2461 (cselib_hook_called): New.
2462 (dv_is_decl_p): New.
2463 (dv_is_value_p): New.
2466 (dv_as_opaque): New.
2467 (dv_onepart_p): New.
2469 (IS_DECL_CODE): New.
2470 (check_value_is_not_decl): New.
2471 (dv_from_decl): New.
2472 (dv_from_value): New.
2473 (dv_htab_hash): New.
2474 (variable_htab_hash): Use it.
2475 (variable_htab_eq): Support values.
2476 (variable_htab_free): Free from the right pool.
2477 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2478 (attrs_list_union): Adjust.
2479 (attrs_list_mpdv_union): New.
2480 (tie_break_pointers): New.
2481 (canon_value_cmp): New.
2482 (unshare_variable): Return possibly-modified slot.
2483 (vars_copy_1): Adjust.
2484 (var_reg_decl_set): Adjust. Split out of...
2485 (var_reg_set): ... this.
2486 (get_init_value): Adjust.
2487 (var_reg_delete_and_set): Adjust.
2488 (var_reg_delete): Adjust.
2489 (var_regno_delete): Adjust.
2490 (var_mem_decl_set): Split out of...
2491 (var_mem_set): ... this.
2492 (var_mem_delete_and_set): Adjust.
2493 (var_mem_delete): Adjust.
2497 (variable_union): Adjust. Speed up merge of 1-part vars.
2498 (variable_canonicalize): Use unshared slot.
2499 (VALUED_RECURSED_INTO): New.
2500 (find_loc_in_1pdv): New.
2501 (struct dfset_merge): New.
2502 (insert_into_intersection): New.
2503 (intersect_loc_chains): New.
2505 (canonicalize_loc_order_check): New.
2506 (canonicalize_values_mark): New.
2507 (canonicalize_values_star): New.
2508 (variable_merge_over_cur): New.
2509 (variable_merge_over_src): New.
2510 (dataflow_set_merge): New.
2511 (dataflow_set_equiv_regs): New.
2512 (remove_duplicate_values): New.
2513 (struct dfset_post_merge): New.
2514 (variable_post_merge_new_vals): New.
2515 (variable_post_merge_perm_vals): New.
2516 (dataflow_post_merge_adjust): New.
2517 (find_mem_expr_in_1pdv): New.
2518 (dataflow_set_preserve_mem_locs): New.
2519 (dataflow_set_remove_mem_locs): New.
2520 (dataflow_set_clear_at_call): New.
2521 (onepart_variable_different_p): New.
2522 (variable_different_p): Use it.
2523 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2524 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2526 (track_loc_p): Pass it true.
2527 (struct count_use_info): New.
2528 (find_use_val): New.
2529 (replace_expr_with_values): New.
2531 (use_type): New, partially split out of...
2532 (count_uses): ... this. Count new micro-ops.
2533 (count_uses_1): Adjust.
2534 (count_stores): Adjust.
2535 (count_with_sets): New.
2536 (VAL_NEEDS_RESOLUTION): New.
2537 (VAL_HOLDS_TRACK_EXPR): New.
2538 (VAL_EXPR_IS_COPIED): New.
2539 (VAL_EXPR_IS_CLOBBERED): New.
2540 (add_uses): Adjust. Generate new micro-ops.
2541 (add_uses_1): Adjust.
2542 (add_stores): Generate new micro-ops.
2543 (add_with_sets): New.
2544 (find_src_status): Adjust.
2545 (find_src_set_src): Adjust.
2546 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2547 Handle new micro-ops. Canonicalize value equivalances.
2548 (vt_find_locations): Compute total size of hash tables for
2549 dumping. Perform merge for var-tracking-assignments. Don't
2550 disregard single-block loops.
2551 (dump_attrs_list): Handle decl_or_value.
2552 (dump_variable): Take variable. Deal with decl_or_value.
2553 (dump_variable_slot): New.
2554 (dump_vars): Use it.
2555 (dump_dataflow_sets): Adjust.
2556 (set_slot_part): New, extended to support one-part variables
2557 after splitting out of...
2558 (set_variable_part): ... this.
2559 (clobber_slot_part): New, split out of...
2560 (clobber_variable_part): ... this.
2561 (delete_slot_part): New, split out of...
2562 (delete_variable_part): .... this.
2563 (check_wrap_constant): New.
2564 (vt_expand_loc_callback): New.
2565 (vt_expand_loc): New.
2566 (emit_note_insn_var_location): Adjust. Handle values. Handle
2567 EMIT_NOTE_AFTER_CALL_INSN.
2568 (emit_notes_for_differences_1): Adjust. Handle values.
2569 (emit_notes_for_differences_2): Likewise.
2570 (emit_notes_for_differences): Adjust.
2571 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2572 Adjust. Handle new micro-ops.
2573 (vt_add_function_parameters): Adjust. Create and bind values.
2574 (vt_initialize): Adjust. Initialize scratch_regs and
2575 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2576 operations. Move some code to count_with_sets and add_with_sets.
2577 (delete_debug_insns): New.
2578 (vt_debug_insns_local): New.
2579 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2581 (var_tracking_main): If var-tracking-assignments is enabled
2582 but var-tracking isn't, delete debug insns and leave. Likewise
2583 if we exceed limits or fail the stack adjustments tests, and
2584 after all var-tracking processing.
2585 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2586 (dataflow_set): Add traversed_vars.
2587 (value_chain, const_value_chain): New typedefs.
2588 (value_chain_pool, value_chains): New variables.
2589 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2590 add_value_chains, add_cselib_value_chains, remove_value_chain,
2591 remove_value_chains, remove_cselib_value_chains): New functions.
2592 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2593 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2595 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2596 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2597 (dst_can_be_shared): New variable.
2598 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2599 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2600 different from set->vars, look up slot again instead of using the
2602 (dataflow_set_init): Initialize traversed_vars.
2603 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2604 lookup if set->vars is shared. Don't keep slot cleared before
2605 calling unshare_variable. Unshare set->vars if needed. Adjust
2606 unshare_variable callers. Clear dst_can_be_shared if needed.
2607 Even ->refcount == 1 vars must be unshared if set->vars is shared
2608 and var needs to be modified.
2609 (dataflow_set_union): Set traversed_vars during canonicalization.
2610 (VALUE_CHANGED, DECL_CHANGED): Define.
2611 (set_dv_changed, dv_changed_p): New static inlines.
2612 (track_expr_p): Clear DECL_CHANGED.
2613 (dump_dataflow_sets): Set it.
2614 (variable_was_changed): Call set_dv_changed.
2615 (emit_note_insn_var_location): Likewise.
2616 (changed_variables_stack): New variable.
2617 (check_changed_vars_1, check_changed_vars_2): New functions.
2618 (emit_notes_for_changes): Do nothing if changed_variables is
2619 empty. Traverse changed_variables with check_changed_vars_1,
2620 call check_changed_vars_2 on each changed_variables_stack entry.
2621 (emit_notes_in_bb): Add SET argument. Just clear it at the
2622 beginning, use it instead of local &set, don't destroy it at the end.
2623 (vt_emit_notes): Call dataflow_set_clear early on all
2624 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2625 computed set, dataflow_set_clear also VTI(bb)->in when we are
2626 done with the basic block. Initialize changed_variables_stack,
2627 free it afterwards. If ENABLE_CHECKING verify that after noting
2628 differences to an empty set value_chains hash table is empty.
2629 (vt_initialize): Initialize value_chains and value_chain_pool.
2630 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2631 (variable_tracking_main): Call dump_dataflow_sets before calling
2632 vt_emit_notes, not after it.
2633 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2634 (propagate_var_def_into_debug_stmts): Declare.
2635 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2636 (df_set_note): Reject debug insns.
2637 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2638 add notes to debug insns.
2639 (df_note_bb_compute): Adjust. Likewise.
2640 (df_simulate_uses): Skip debug insns.
2641 (df_simulate_initialize_backwards): Likewise.
2642 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2643 (subst_stack_regs_pat): Reject debug insns.
2644 (convert_regs_1): Handle debug insns.
2645 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2646 (print-rtl.o): Depend on cselib.h.
2647 (cselib.o): Depend on TREE_PASS_H.
2648 (var-tracking.o): Depend on cselib.h and TARGET_H.
2649 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2650 (init_ready_list): Skip boundary debug insns.
2651 (add_branch_dependences): Skip debug insns.
2652 (free_block_dependencies): Check for blocks with only debug insns.
2653 (compute_priorities): Likewise.
2654 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2655 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2657 (gimple_build_debug_bind_stat): New.
2658 (empty_body_p): Skip debug stmts.
2659 (gimple_has_side_effects): Likewise.
2660 (gimple_rhs_has_side_effects): Likewise.
2661 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2662 (gimple_build_debug_bind_stat): Declare.
2663 (gimple_build_debug_bind): Define.
2664 (is_gimple_debug): New.
2665 (gimple_debug_bind_p): New.
2666 (gimple_debug_bind_get_var): New.
2667 (gimple_debug_bind_get_value): New.
2668 (gimple_debug_bind_get_value_ptr): New.
2669 (gimple_debug_bind_set_var): New.
2670 (gimple_debug_bind_set_value): New.
2671 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2672 (gimple_debug_bind_reset_value): New.
2673 (gimple_debug_bind_has_value_p): New.
2674 (gsi_next_nondebug): New.
2675 (gsi_prev_nondebug): New.
2676 (gsi_start_nondebug_bb): New.
2677 (gsi_last_nondebug_bb): New.
2678 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2679 (print_insn): Handle DEBUG_INSN.
2680 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2681 of first insn prevail.
2682 (first_stmt): Skip debug stmts.
2683 (first_non_label_stmt): Likewise.
2684 (last_stmt): Likewise.
2685 (has_zero_uses_1): New.
2686 (single_imm_use_1): New.
2687 (verify_gimple_debug): New.
2688 (verify_types_in_gimple_stmt): Handle debug stmts.
2689 (verify_stmt): Likewise.
2690 (debug_loop_num): Skip debug stmts.
2691 (remove_edge_and_dominated_blocks): Remove dominators last.
2692 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2693 (linearize_expr): Likewise.
2694 * config/i386/i386.c (ix86_delegitimize_address): Call
2695 default implementation.
2696 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2697 (group_barrier_needed): Skip debug insns.
2698 (emit_insn_group_barriers): Likewise.
2699 (emit_all_insn_group_barriers): Likewise.
2700 (ia64_variable_issue): Handle debug insns.
2701 (ia64_dfa_new_cycle): Likewise.
2702 (final_emit_insn_group_barriers): Skip debug insns.
2703 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2704 def cfa without frame.
2705 (process_set): Likewise.
2706 (process_for_unwind_directive): Pass frame on.
2707 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2708 (rs6000_delegitimize_address): New.
2709 (rs6000_debug_adjust_cost): Handle debug insns.
2710 (is_microcoded_insn): Likewise.
2711 (is_cracked_insn): Likewise.
2712 (is_nonpipeline_insn): Likewise.
2713 (insn_must_be_first_in_group): Likewise.
2714 (insn_must_be_last_in_group): Likewise.
2715 (force_new_group): Likewise.
2716 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2717 contains only debug insns.
2718 (rtl_merge_blocks): Skip debug insns.
2719 (purge_dead_edges): Likewise.
2720 (rtl_block_ends_with_call_p): Skip debug insns.
2721 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2722 (mark_reg_dependencies): Skip debug insns.
2723 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2724 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2725 * tree-ssa-threadedge.c
2726 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2727 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2728 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2729 (copyprop_hardreg_forward_1): Handle debug insns.
2730 * reload1.c (reload): Skip debug insns. Replace unassigned
2731 pseudos in debug insns with their equivalences.
2732 (eliminate_regs_in_insn): Skip debug insns.
2733 (emit_input_reload_insns): Skip debug insns at first, adjust
2735 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2736 (get_indirect_ref_operands): Pass opf_no_vops on.
2737 (get_expr_operands): Likewise. Skip debug stmts.
2738 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2740 2009-09-01 Richard Henderson <rth@redhat.com>
2742 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2743 stmt_ends_pp_p statements at least once.
2744 * tree-vrp.c (vrp_initialize): Likewise.
2745 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2747 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2750 Fix AIX bootstrap after PR debug/30161
2751 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2752 that is a GNU extension.
2753 (tmpl_value_parm_die_table): Move the definition of this global
2754 outside #ifdef DWARF2_DEBUGGING_INFO region.
2756 2009-09-01 Richard Guenther <rguenther@suse.de>
2758 * tree.c (tree_expr_size): New function.
2759 * tree.h (tree_expr_size): Declare.
2760 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2761 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2762 * langhooks.c (lhd_expr_size): Remove.
2763 * langhooks.h (struct lang_hooks): Remove expr_size.
2764 * explow.c (expr_size): Use tree_expr_size.
2765 (int_expr_size): Likewise.
2766 * langhooks-def.h (lhd_expr_size): Remove.
2767 (LANG_HOOKS_EXPR_SIZE): Likewise.
2768 (LANG_HOOKS_INITIALIZER): Adjust.
2770 2009-09-01 Richard Guenther <rguenther@suse.de>
2772 * tree-flow.h (mark_addressable): Move declaration ...
2773 * tree.h (mark_addressable): ... here.
2774 * stmt.c (expand_asm_operands): Use mark_addressable, not
2775 lang_hooks.mark_addressable.
2776 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2777 LANG_HOOKS_MARK_ADDRESSABLE.
2778 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2779 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2781 2009-08-31 Chris Demetriou <cgd@google.com>
2783 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2784 vectorize if not TARGET_SSE2.
2786 2009-08-31 DJ Delorie <dj@redhat.com>
2788 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2789 registers if no coprocessor is enabled.
2791 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2794 * cgraph.h (cgraph_get_node): Declare ...
2795 * cgraph.c (cgraph_get_node): ... new function.
2796 * dwarf2out.c (gen_generic_params_dies,
2797 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2798 make_ith_pack_parameter_name,
2799 append_entry_to_tmpl_value_parm_die_table,
2800 gen_remaining_tmpl_value_param_die_attribute): New functions.
2801 (gen_subprogram_die): Generate debug info for template parameters
2802 if debug info level is higher than DINFO_LEVEL_TERSE.
2803 Use tree_add_const_value_attribute_for_decl instead of
2804 tree_add_const_value_attribute.
2805 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2806 instead of tree_add_const_value_attribute.
2807 (gen_struct_or_union_type_die): Generate debug
2808 info for template parameters if debug info level is higher than
2810 (tree_add_const_value_attribute): Handle integral and pointer
2811 constants. Update comment.
2812 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2813 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2814 (reference_to_unused): Fix thinko. Remove redundant predicates from
2816 (tree_add_const_value_attribute): Make this work for constant
2818 tree_add_const_value_attribute_for_decl is to be used for variable
2820 (add_location_or_const_value_attribute): Use
2821 tree_add_const_value_attribute_for_decl now.
2822 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2823 DW_TAG_template_value_param DIEs after function DIEs have been
2825 * langhooks.h (lang_hooks_for_types): Add
2826 get_argument_pack_elems.
2827 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2828 (lang_hooks): Added get_innermost_generic_parms,
2829 get_innermost_generic_args.
2830 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2831 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2832 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2833 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2835 2009-08-31 DJ Delorie <dj@redhat.com>
2837 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2838 it once we start generating the prologue or epilogue.
2839 (mep_call_saves_register): If the frame is locked, re-use
2841 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
2842 (mep_expand_prologue): Call it.
2843 (mep_expand_epilogue): Likewise.
2844 (mep_start_function): Use the same logic as mep_expand_prologue.
2845 (mep_pass_by_reference): Make logic more readable.
2846 (mep_return_in_memory): Zero-sized objects are passed in memory.
2847 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2849 2009-08-31 Richard Guenther <rguenther@suse.de>
2851 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2852 to query if the memory regions for memmove overlap.
2853 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2854 asserts on pointers, instead deal with odd trees.
2855 (ptr_derefs_may_alias_p): Likewise.
2856 (refs_may_alias_p_1): Constructor bases also never alias.
2858 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
2860 * doc/install.texi (Final install): Adjust reference on where to
2861 order printed manuals.
2863 2009-08-30 Olivier Hainque <hainque@adacore.com>
2865 * dwarf2out.c (switch_to_frame_table_section): Move
2866 definition prior to first use.
2868 2009-08-30 Richard Guenther <rguenther@suse.de>
2870 PR tree-optimization/41186
2871 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
2872 (ao_ref_init_from_ptr_and_size): New function.
2873 (ref_maybe_used_by_call_p_1): Be more precise tracking
2874 used ranges for builtin functions.
2875 (ref_maybe_used_by_call_p): Adjust.
2876 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
2877 ranges for builtin functions.
2878 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2880 2009-08-30 Alan Modra <amodra@bigpond.net.au>
2883 * fwprop.c (get_reg_use_in): Delete.
2884 (free_load_extend): New function.
2885 (forward_propagate_subreg): Use it.
2887 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
2889 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2891 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
2894 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2897 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2899 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2900 fini or fini_array section.
2902 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2904 * graphite-dependences.c (graphite_legal_transform_bb): Call
2905 pbb_remove_duplicate_pdrs.
2906 * graphite-poly.c (can_collapse_pdr): Removed.
2907 (pdr_find_duplicate): Removed.
2908 (can_collapse_pdrs): New.
2909 (pbb_remove_duplicate_pdrs): New.
2910 (new_poly_dr): Do not look for duplicates.
2911 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2912 (PBB_PDR_DUPLICATES_REMOVED): New.
2913 (pbb_remove_duplicate_pdrs): Declared.
2915 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2917 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2918 the strides by multiplying by PDR_NB_REFS.
2919 * graphite-poly.c (can_collapse_pdr): New.
2920 (pdr_find_duplicate): New.
2921 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2922 Initialize PDR_NB_REFS.
2923 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2925 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2927 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2930 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2933 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2935 * graphite-dependences.c (pddr_original_scattering): Return NULL
2936 for read-read dependence relations.
2937 * graphite-poly.h (enum poly_dr_type): Fix comment.
2940 (pdr_may_write_p): New.
2942 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2944 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2945 (struct poly_dr): Same.
2946 (new_poly_dr): Same.
2947 * graphite-poly.c (new_poly_dr): Same.
2948 * graphite-dependences.c (dot_deps): Disable call to system.
2950 2009-08-28 Cary Coutant <ccoutant@google.com>
2953 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2954 struct/union/enum types local to a function.
2956 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2957 Sebastian Pop <sebastian.pop@amd.com>
2959 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2960 pbb_strip_mine_time_depth. Changed the implementation so that
2961 transformation is expressed as a transformation on
2962 time (scatttering) dimensions. Also, ensures that the 2d+1
2963 scheduling format is preserved.
2964 (pbb_strip_mine_profitable_p): Profitability is based on the
2965 iteration number of a given time (scattering) dimension,
2966 and not on a original loop depth dimension.
2967 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2968 (pbb_do_strip_mine): Call psct_dynamic_dim.
2969 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2970 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2971 (pbb_nb_dynamic_scattering_transform): New.
2972 (psct_dynamic_dim): New.
2974 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2976 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2977 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2978 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2979 * graphite-interchange.c (build_linearized_memory_access): Same.
2980 (memory_stride_in_loop): Same.
2982 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2984 * graphite-dependences.c (pddr_original_scattering): New.
2985 (graphite_legal_transform_dr): Call pddr_original_scattering.
2988 * graphite-dependences.h (dot_deps): Declared.
2989 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2990 (print_pdr): Print PDR_ID.
2991 * graphite-poly.h (struct poly_dr): Add field id.
2994 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2996 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2998 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2999 not delete the original dependence relation.
3001 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3003 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3004 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3005 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3006 (free_poly_ddr): New.
3007 (pddr_is_empty): New.
3008 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3009 (dependence_polyhedron): Same. Remove useless gcc_assert.
3011 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3012 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3013 * graphite-dependences.h (enum poly_dependence_kind): New.
3014 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3015 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3016 (PDRP_SINK): Renamed PDDR_SINK.
3017 (PDRP_DDP): Renamed PDDR_DDP.
3019 (free_poly_ddr): Declared.
3020 * graphite-poly.c (new_scop): Use the new hash function names.
3021 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3022 into original_pddrs.
3023 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3025 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3027 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3028 bounds with LT_EXPR to make niter analysis more precise on code
3029 generated by Graphite.
3031 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3033 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3034 (graphite_legal_transform_bb): Same.
3035 (poly_drs_may_alias_p): Same.
3037 2009-08-28 Richard Guenther <rguenther@suse.de>
3039 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3041 2009-08-28 Jan Beulich <jbeulich@novell.com>
3043 * config/i386/netware.c: Include langhooks.h.
3044 (i386_nlm_encode_section_info): Simplify.
3045 (netware_override_options): Delete.
3046 * config/i386/netware.h (netware_override_options): Delete
3048 (OVERRIDE_OPTIONS): Delete definition.
3049 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3050 (ASM_COMMENT_START): Define.
3051 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3053 2009-08-28 Jan Beulich <jbeulich@novell.com>
3055 * configure.ac: For in-tree ld, do a plain version check to
3056 determine whether comdat groups are supported.
3057 * configure: Regenerate.
3059 2009-08-28 Olivier Hainque <hainque@adacore.com>
3061 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3062 always defined. Reflect definition or absence of such for
3063 COLLECT_EXPORT_LIST. Readability helper.
3064 (scanfilter): New enum, to help control what symbols
3065 are to be considered or ignored by scan_prog_file.
3066 (enum pass): Rename as "scanpass", moved together with scanfilter
3067 prior to scan_prog_file's prototype.
3068 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3069 Group prototype with the scanpass/scanfilter definitions, factorize
3070 head comments for the several implementations at the prototype.
3071 (main): Reorganize the first pass link control to let AIX
3072 drag only the needed frame tables in executables. Prevent
3073 frame tables collection during the scan aimed at static ctors.
3074 Pre-link and scan for frame tables later to compensate.
3075 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3076 A C statement to issue assembly directives that create a reference
3077 to the given DWARF table identifier label from the current function
3079 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3080 to differentiate first time section entry. Only emit a .data
3081 tables start identifier label the first time around.
3082 (switch_to_frame_table_section): New function. Helper for
3083 output_call_frame_info to switch possibly BACK into the eh_frame
3084 or the debug_frame section depending on FOR_EH.
3085 (output_call_frame_info): Use helper to first enter the proper
3087 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3088 emit a link to the frame table start label from each function
3090 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3091 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3092 * config/rs6000/rs6000-protos.h: Declare it.
3093 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3095 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3097 * config/sh/sh.c (split_branches): Check the result of
3100 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3102 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3103 using -pthread -fopenmp
3105 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3107 * doc/service.texi (service directory): Update URL.
3109 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3111 PR rtl-optimization/40861
3112 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3113 extract word from a multi-word subreg for negative byte positions.
3115 2009-08-27 Tristan Gingold <gingold@adacore.com>
3116 Douglas B Rupp <rupp@gnat.com>
3118 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3119 (SECTION_VMS_OVERLAY): Define.
3120 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3122 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3124 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3125 common_object declarations.
3126 (ia64_section_type_flags): Set section flag for common_object.
3127 * config/ia64/ia64-protos.h
3128 (ia64_vms_output_aligned_decl_common): Declare.
3129 (ia64_vms_elf_asm_named_section): Declare.
3131 2009-08-27 Michael Matz <matz@suse.de>
3133 * expr.c (expand_expr_real_2): New function taking exploded
3134 unary or binary expression, split out from ...
3135 (expand_expr_real_1): ... here. Move over all unary/binary
3136 switch parts to above function, in particular these codes:
3137 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3138 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3139 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3140 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3141 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3142 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3143 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3144 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3145 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3146 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3147 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3148 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3149 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3150 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3151 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3152 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3153 VEC_PACK_FIX_TRUNC_EXPR.
3154 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3157 2009-08-27 Richard Guenther <rguenther@suse.de>
3159 * gengtype.c (main): Handle uint64_t.
3160 * ipa-utils.c (get_base_var): Indent properly.
3161 * tree-ssa-live.c (debug_scope_block): New function.
3162 * tree-flow.h (debug_scope_block): Declare.
3163 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3164 * basic-block.h (enum profile_status): Rename to
3165 enum profile_status_d.
3166 (x_profile_status): Adjust type.
3168 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3171 * dwarf2out.c (get_context_die): Declare this static function.
3172 (gen_type_die_with_usage): Make sure a DIE is a generated for
3173 the context of a typedef.
3175 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3177 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3180 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3182 * config/mips/mips-protos.h (mips_output_sync): Declare.
3183 (mips_sync_loop_insns): Likewise.
3184 (mips_output_sync_loop): Replace first two parameters with an rtx.
3185 * config/mips/mips.c (mips_multi_member): New structure.
3186 (mips_multi_members): New variable.
3187 (mips_multi_start): New function.
3188 (mips_multi_add): Likewise.
3189 (mips_multi_add_insn): Likewise.
3190 (mips_multi_add_label): Likewise.
3191 (mips_multi_last_index): Likewise.
3192 (mips_multi_copy_insn): Likewise.
3193 (mips_multi_set_operand): Likewise.
3194 (mips_multi_write): Likewise.
3195 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3196 (mips_init_print_operand_punct): Update accordingly.
3197 (mips_start_ll_sc_sync_block): New function.
3198 (mips_end_ll_sc_sync_block): Likewise.
3199 (mips_output_sync): Likewise.
3200 (mips_sync_insn1_template): Likewise.
3201 (mips_sync_insn2_template): Likewise.
3202 (mips_get_sync_operand): Likewise.
3203 (mips_process_sync_loop): Likewise.
3204 (mips_output_sync_loop): Use mips_process_sync_loop.
3205 (mips_sync_loop_insns): New function.
3206 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3207 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3208 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3209 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3210 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3211 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3212 (MIPS_SYNC_OLD_OP_12): Likewise.
3213 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3214 (MIPS_SYNC_NEW_OP_12): Likewise.
3215 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3216 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3217 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3218 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3219 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3220 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3221 * config/mips/mips.md (sync_mem): New attribute.
3222 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3223 (sync_exclusive_mask, sync_required_oldval): Likewise.
3224 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3225 (sync_release_barrier): Likewise.
3226 (length): Handle sync loops.
3227 (sync): Use mips_output_sync.
3228 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3229 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3230 and use mips_output_sync_loop.
3231 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3232 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3233 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3234 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3235 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3236 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3237 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3238 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3239 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3241 2009-08-26 Richard Guenther <rguenther@suse.de>
3244 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3245 the types to not match.
3246 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3248 * tree-ssa.c (useless_type_conversion_p): Conversions to
3249 pointers to unprototyped functions are useless.
3251 2009-08-26 Richard Guenther <rguenther@suse.de>
3253 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3254 whole-program condition, prepare to be called for non-globals.
3255 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3256 params build a representative with known type and track its fields.
3258 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3260 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3261 clearing by a taken branch.
3262 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3263 effectively after bbro pass.
3264 (sync_nand<mode>): Ditto.
3265 (sync_old_<fetchop_name><mode>): Ditto.
3266 (sync_old_nand<mode>): Ditto.
3267 (sync_new_<fetchop_name><mode>): Dito.
3268 (sync_new_nand<mode>): Ditto.
3269 (sync_compare_and_swap<mode>_1): Ditto.
3270 (*sync_compare_and_swap<mode>): Ditto.
3271 (sync_lock_test_and_set<mode>_1): Ditto.
3272 ("sync_lock_test_and_set<mode>): Ditto.
3274 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3276 * hwint.h (HOST_LONG_FORMAT): New macro
3277 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3278 Use HOST_PTR_PRINTF.
3279 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3280 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3281 (HOST_PTR_PRINTF): Document.
3283 2009-08-25 Jan Hubicka <jh@suse.cz>
3285 * config/i386/bmmintrin.h: Replace by #error.
3288 Michael Meissner <michael.meissner@amd.com>
3289 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3290 Tony Linthicum <tony.linthicum@amd.com>
3292 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3293 (TARGET_ROUND): New macro for the round/ptest instructions which
3294 are shared between SSE4.1 and SSE5.
3295 (OPTION_MASK_ISA_ROUND): Ditto.
3296 (OPTION_ISA_ROUND): Ditto.
3297 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3298 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3300 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3301 (-mfused-madd): New switch to give users control over whether the
3302 compiler optimizes to use the multiply/add SSE5 instructions.
3304 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3305 (ix86_handle_option): Turn off 3dnow if -msse5.
3306 (override_options): Add SSE5 support.
3307 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3309 (ix86_expand_sse_movcc): Add SSE5 support.
3310 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3311 vector type to the next largest size.
3312 (ix86_expand_sse5_pack): New function to use pperm to pack a
3313 vector type to the next smallest size.
3314 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3315 (IX86_BUILTIN_FMADDSD): Ditto.
3316 (IX86_BUILTIN_FMADDPS): Ditto.
3317 (IX86_BUILTIN_FMADDPD): Ditto.
3318 (IX86_BUILTIN_FMSUBSS): Ditto.
3319 (IX86_BUILTIN_FMSUBSD): Ditto.
3320 (IX86_BUILTIN_FMSUBPS): Ditto.
3321 (IX86_BUILTIN_FMSUBPD): Ditto.
3322 (IX86_BUILTIN_FNMADDSS): Ditto.
3323 (IX86_BUILTIN_FNMADDSD): Ditto.
3324 (IX86_BUILTIN_FNMADDPS): Ditto.
3325 (IX86_BUILTIN_FNMADDPD): Ditto.
3326 (IX86_BUILTIN_FNMSUBSS): Ditto.
3327 (IX86_BUILTIN_FNMSUBSD): Ditto.
3328 (IX86_BUILTIN_FNMSUBPS): Ditto.
3329 (IX86_BUILTIN_FNMSUBPD): Ditto.
3330 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3331 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3332 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3333 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3334 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3335 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3336 (IX86_BUILTIN_PPERM): Ditto.
3337 (IX86_BUILTIN_PERMPS): Ditto.
3338 (IX86_BUILTIN_PERMPD): Ditto.
3339 (IX86_BUILTIN_PMACSSWW): Ditto.
3340 (IX86_BUILTIN_PMACSWW): Ditto.
3341 (IX86_BUILTIN_PMACSSWD): Ditto.
3342 (IX86_BUILTIN_PMACSWD): Ditto.
3343 (IX86_BUILTIN_PMACSSDD): Ditto.
3344 (IX86_BUILTIN_PMACSDD): Ditto.
3345 (IX86_BUILTIN_PMACSSDQL): Ditto.
3346 (IX86_BUILTIN_PMACSSDQH): Ditto.
3347 (IX86_BUILTIN_PMACSDQL): Ditto.
3348 (IX86_BUILTIN_PMACSDQH): Ditto.
3349 (IX86_BUILTIN_PMADCSSWD): Ditto.
3350 (IX86_BUILTIN_PMADCSWD): Ditto.
3351 (IX86_BUILTIN_PHADDBW): Ditto.
3352 (IX86_BUILTIN_PHADDBD): Ditto.
3353 (IX86_BUILTIN_PHADDBQ): Ditto.
3354 (IX86_BUILTIN_PHADDWD): Ditto.
3355 (IX86_BUILTIN_PHADDWQ): Ditto.
3356 (IX86_BUILTIN_PHADDDQ): Ditto.
3357 (IX86_BUILTIN_PHADDUBW): Ditto.
3358 (IX86_BUILTIN_PHADDUBD): Ditto.
3359 (IX86_BUILTIN_PHADDUBQ): Ditto.
3360 (IX86_BUILTIN_PHADDUWD): Ditto.
3361 (IX86_BUILTIN_PHADDUWQ): Ditto.
3362 (IX86_BUILTIN_PHADDUDQ): Ditto.
3363 (IX86_BUILTIN_PHSUBBW): Ditto.
3364 (IX86_BUILTIN_PHSUBWD): Ditto.
3365 (IX86_BUILTIN_PHSUBDQ): Ditto.
3366 (IX86_BUILTIN_PROTB): Ditto.
3367 (IX86_BUILTIN_PROTW): Ditto.
3368 (IX86_BUILTIN_PROTD): Ditto.
3369 (IX86_BUILTIN_PROTQ): Ditto.
3370 (IX86_BUILTIN_PROTB_IMM): Ditto.
3371 (IX86_BUILTIN_PROTW_IMM): Ditto.
3372 (IX86_BUILTIN_PROTD_IMM): Ditto.
3373 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3374 (IX86_BUILTIN_PSHLB): Ditto.
3375 (IX86_BUILTIN_PSHLW): Ditto.
3376 (IX86_BUILTIN_PSHLD): Ditto.
3377 (IX86_BUILTIN_PSHLQ): Ditto.
3378 (IX86_BUILTIN_PSHAB): Ditto.
3379 (IX86_BUILTIN_PSHAW): Ditto.
3380 (IX86_BUILTIN_PSHAD): Ditto.
3381 (IX86_BUILTIN_PSHAQ): Ditto.
3382 (IX86_BUILTIN_FRCZSS): Ditto.
3383 (IX86_BUILTIN_FRCZSD): Ditto.
3384 (IX86_BUILTIN_FRCZPS): Ditto.
3385 (IX86_BUILTIN_FRCZPD): Ditto.
3386 (IX86_BUILTIN_CVTPH2PS): Ditto.
3387 (IX86_BUILTIN_CVTPS2PH): Ditto.
3388 (IX86_BUILTIN_COMEQSS): Ditto.
3389 (IX86_BUILTIN_COMNESS): Ditto.
3390 (IX86_BUILTIN_COMLTSS): Ditto.
3391 (IX86_BUILTIN_COMLESS): Ditto.
3392 (IX86_BUILTIN_COMGTSS): Ditto.
3393 (IX86_BUILTIN_COMGESS): Ditto.
3394 (IX86_BUILTIN_COMUEQSS): Ditto.
3395 (IX86_BUILTIN_COMUNESS): Ditto.
3396 (IX86_BUILTIN_COMULTSS): Ditto.
3397 (IX86_BUILTIN_COMULESS): Ditto.
3398 (IX86_BUILTIN_COMUGTSS): Ditto.
3399 (IX86_BUILTIN_COMUGESS): Ditto.
3400 (IX86_BUILTIN_COMORDSS): Ditto.
3401 (IX86_BUILTIN_COMUNORDSS): Ditto.
3402 (IX86_BUILTIN_COMFALSESS): Ditto.
3403 (IX86_BUILTIN_COMTRUESS): Ditto.
3404 (IX86_BUILTIN_COMEQSD): Ditto.
3405 (IX86_BUILTIN_COMNESD): Ditto.
3406 (IX86_BUILTIN_COMLTSD): Ditto.
3407 (IX86_BUILTIN_COMLESD): Ditto.
3408 (IX86_BUILTIN_COMGTSD): Ditto.
3409 (IX86_BUILTIN_COMGESD): Ditto.
3410 (IX86_BUILTIN_COMUEQSD): Ditto.
3411 (IX86_BUILTIN_COMUNESD): Ditto.
3412 (IX86_BUILTIN_COMULTSD): Ditto.
3413 (IX86_BUILTIN_COMULESD): Ditto.
3414 (IX86_BUILTIN_COMUGTSD): Ditto.
3415 (IX86_BUILTIN_COMUGESD): Ditto.
3416 (IX86_BUILTIN_COMORDSD): Ditto.
3417 (IX86_BUILTIN_COMUNORDSD): Ditto.
3418 (IX86_BUILTIN_COMFALSESD): Ditto.
3419 (IX86_BUILTIN_COMTRUESD): Ditto.
3420 (IX86_BUILTIN_COMEQPS): Ditto.
3421 (IX86_BUILTIN_COMNEPS): Ditto.
3422 (IX86_BUILTIN_COMLTPS): Ditto.
3423 (IX86_BUILTIN_COMLEPS): Ditto.
3424 (IX86_BUILTIN_COMGTPS): Ditto.
3425 (IX86_BUILTIN_COMGEPS): Ditto.
3426 (IX86_BUILTIN_COMUEQPS): Ditto.
3427 (IX86_BUILTIN_COMUNEPS): Ditto.
3428 (IX86_BUILTIN_COMULTPS): Ditto.
3429 (IX86_BUILTIN_COMULEPS): Ditto.
3430 (IX86_BUILTIN_COMUGTPS): Ditto.
3431 (IX86_BUILTIN_COMUGEPS): Ditto.
3432 (IX86_BUILTIN_COMORDPS): Ditto.
3433 (IX86_BUILTIN_COMUNORDPS): Ditto.
3434 (IX86_BUILTIN_COMFALSEPS): Ditto.
3435 (IX86_BUILTIN_COMTRUEPS): Ditto.
3436 (IX86_BUILTIN_COMEQPD): Ditto.
3437 (IX86_BUILTIN_COMNEPD): Ditto.
3438 (IX86_BUILTIN_COMLTPD): Ditto.
3439 (IX86_BUILTIN_COMLEPD): Ditto.
3440 (IX86_BUILTIN_COMGTPD): Ditto.
3441 (IX86_BUILTIN_COMGEPD): Ditto.
3442 (IX86_BUILTIN_COMUEQPD): Ditto.
3443 (IX86_BUILTIN_COMUNEPD): Ditto.
3444 (IX86_BUILTIN_COMULTPD): Ditto.
3445 (IX86_BUILTIN_COMULEPD): Ditto.
3446 (IX86_BUILTIN_COMUGTPD): Ditto.
3447 (IX86_BUILTIN_COMUGEPD): Ditto.
3448 (IX86_BUILTIN_COMORDPD): Ditto.
3449 (IX86_BUILTIN_COMUNORDPD): Ditto.
3450 (IX86_BUILTIN_COMFALSEPD): Ditto.
3451 (IX86_BUILTIN_COMTRUEPD): Ditto.
3452 (IX86_BUILTIN_PCOMEQUB): Ditto.
3453 (IX86_BUILTIN_PCOMNEUB): Ditto.
3454 (IX86_BUILTIN_PCOMLTUB): Ditto.
3455 (IX86_BUILTIN_PCOMLEUB): Ditto.
3456 (IX86_BUILTIN_PCOMGTUB): Ditto.
3457 (IX86_BUILTIN_PCOMGEUB): Ditto.
3458 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3459 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3460 (IX86_BUILTIN_PCOMEQUW): Ditto.
3461 (IX86_BUILTIN_PCOMNEUW): Ditto.
3462 (IX86_BUILTIN_PCOMLTUW): Ditto.
3463 (IX86_BUILTIN_PCOMLEUW): Ditto.
3464 (IX86_BUILTIN_PCOMGTUW): Ditto.
3465 (IX86_BUILTIN_PCOMGEUW): Ditto.
3466 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3467 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3468 (IX86_BUILTIN_PCOMEQUD): Ditto.
3469 (IX86_BUILTIN_PCOMNEUD): Ditto.
3470 (IX86_BUILTIN_PCOMLTUD): Ditto.
3471 (IX86_BUILTIN_PCOMLEUD): Ditto.
3472 (IX86_BUILTIN_PCOMGTUD): Ditto.
3473 (IX86_BUILTIN_PCOMGEUD): Ditto.
3474 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3475 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3476 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3477 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3478 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3479 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3480 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3481 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3482 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3483 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3484 (IX86_BUILTIN_PCOMEQB): Ditto.
3485 (IX86_BUILTIN_PCOMNEB): Ditto.
3486 (IX86_BUILTIN_PCOMLTB): Ditto.
3487 (IX86_BUILTIN_PCOMLEB): Ditto.
3488 (IX86_BUILTIN_PCOMGTB): Ditto.
3489 (IX86_BUILTIN_PCOMGEB): Ditto.
3490 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3491 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3492 (IX86_BUILTIN_PCOMEQW): Ditto.
3493 (IX86_BUILTIN_PCOMNEW): Ditto.
3494 (IX86_BUILTIN_PCOMLTW): Ditto.
3495 (IX86_BUILTIN_PCOMLEW): Ditto.
3496 (IX86_BUILTIN_PCOMGTW): Ditto.
3497 (IX86_BUILTIN_PCOMGEW): Ditto.
3498 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3499 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3500 (IX86_BUILTIN_PCOMEQD): Ditto.
3501 (IX86_BUILTIN_PCOMNED): Ditto.
3502 (IX86_BUILTIN_PCOMLTD): Ditto.
3503 (IX86_BUILTIN_PCOMLED): Ditto.
3504 (IX86_BUILTIN_PCOMGTD): Ditto.
3505 (IX86_BUILTIN_PCOMGED): Ditto.
3506 (IX86_BUILTIN_PCOMFALSED): Ditto.
3507 (IX86_BUILTIN_PCOMTRUED): Ditto.
3508 (IX86_BUILTIN_PCOMEQQ): Ditto.
3509 (IX86_BUILTIN_PCOMNEQ): Ditto.
3510 (IX86_BUILTIN_PCOMLTQ): Ditto.
3511 (IX86_BUILTIN_PCOMLEQ): Ditto.
3512 (IX86_BUILTIN_PCOMGTQ): Ditto.
3513 (IX86_BUILTIN_PCOMGEQ): Ditto.
3514 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3515 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3516 (enum multi_arg_type): New enum for describing the various SSE5
3517 intrinsic argument types.
3518 (bdesc_multi_arg): New table for SSE5 intrinsics.
3519 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3520 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3522 (ix86_expand_builtin): Add SSE5 intrinsic support.
3523 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3524 operand instructions.
3525 (ix86_expand_sse5_multiple_memory): New function to split the
3526 second memory reference from SSE5 instructions.
3527 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3528 (ix86_return_pops_args): Use stdarg_p to determine if the function
3529 has variable arguments.
3530 (ix86_setup_incoming_varargs): Ditto.
3531 (x86_this_parameter): Ditto.
3533 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3535 (ix86_expand_sse5_pack): Ditto.
3536 (ix86_sse5_valid_op_p): Ditto.
3537 (ix86_expand_sse5_multiple_memory): Ditto.
3539 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3540 constant for SSE5 support.
3541 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3542 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3543 (UNSPEC_SSE5_PERMUTE): Ditto.
3544 (UNSPEC_SSE5_ASHIFT): Ditto.
3545 (UNSPEC_SSE5_LSHIFT): Ditto.
3546 (UNSPEC_FRCZ): Ditto.
3547 (UNSPEC_CVTPH2PS): Ditto.
3548 (UNSPEC_CVTPS2PH): Ditto.
3549 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3551 (COM_FALSE_S): Ditto.
3552 (COM_FALSE_P): Ditto.
3553 (COM_TRUE_S): Ditto.
3554 (COM_TRUE_P): Ditto.
3555 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3556 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3558 (memory attribute): Ditto.
3559 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3560 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3561 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3562 (floor<mode>2): Ditto.
3563 (ceil<mode>2): Ditto.
3564 (btrunc<mode>2): Ditto.
3565 (nearbyintdf2): Ditto.
3566 (nearbyintsf2): Ditto.
3567 (sse_setccsf): Disable if SSE5.
3568 (sse_setccdf): Ditto.
3569 (sse5_setcc<mode>): New support for SSE5 conditional move.
3570 (sse5_pcmov_<mode>): Ditto.
3572 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3574 (SSEMODEF2P): Ditto.
3575 (ssemodesuffixf4): New mode attribute for SSE5.
3576 (ssemodesuffixf2s): Ditto.
3577 (ssemodesuffixf2c): Ditto.
3578 (sserotatemax): Ditto.
3579 (ssescalarmode): Ditto.
3580 (sse_maskcmpv4sf3): Disable if SSE5.
3581 (sse_maskcmpv2df3): Ditto.
3582 (sse_vmmaskcmpv4sf3): Ditto.
3583 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3584 (sse5_vmfmadd<mode>4): Ditto.
3585 (sse5_fmsub<mode>4): Ditto.
3586 (sse5_vmfmsub<mode>4): Ditto.
3587 (sse5_fnmadd<mode>4): Ditto.
3588 (sse5_vmfnmadd<mode>4): Ditto.
3589 (sse5_fnmsub<mode>4): Ditto.
3590 (sse5_vmfnmsub<mode>4): Ditto.
3591 (sse5i_fmadd<mode>4): Ditto.
3592 (sse5i_fmsub<mode>4): Ditto.
3593 (sse5i_fnmadd<mode>4): Ditto.
3594 (sse5i_fnmsub<mode>4): Ditto.
3595 (sse5i_vmfmadd<mode>4): Ditto.
3596 (sse5i_vmfmsub<mode>4): Ditto.
3597 (sse5i_vmfnmadd<mode>4): Ditto.
3598 (sse5i_vmfnmsub<mode>4): Ditto.
3599 (mulv16qi3): Add SSE5 support.
3601 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3602 (sse2_mulv4si3): Disable if SSE5.
3603 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3604 (sse4_1_roundps): Ditto.
3605 (sse4_1_roundsd): Ditto.
3606 (sse4_1_roundss): Ditto.
3607 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3609 (sse_maskcmpsf3): Ditto.
3610 (sse_vmmaskcmpv4sf3): Ditto.
3611 (sse2_maskcmpv2df3): Ditto.
3612 (sse2_maskcmpdf3): Ditto.
3613 (sse2_vmmaskcmpv2df3): Ditto.
3614 (sse2_eq<mode>3): Ditto.
3615 (sse2_gt<mode>3): Ditto.
3616 (sse5_pcmov_<mode>): Add SSE5 support.
3617 (vec_unpacku_hi_v16qi): Ditto.
3618 (vec_unpacks_hi_v16qi): Ditto.
3619 (vec_unpacku_lo_v16qi): Ditto.
3620 (vec_unpacks_lo_v16qi): Ditto.
3621 (vec_unpacku_hi_v8hi): Ditto.
3622 (vec_unpacks_hi_v8hi): Ditto.
3623 (vec_unpacku_lo_v8hi): Ditto.
3624 (vec_unpacks_lo_v8hi): Ditto.
3625 (vec_unpacku_hi_v4si): Ditto.
3626 (vec_unpacks_hi_v4si): Ditto.
3627 (vec_unpacku_lo_v4si): Ditto.
3628 (vec_unpacks_lo_v4si): Ditto.
3629 (sse5_pmacsww): New SSE5 intrinsic insn.
3630 (sse5_pmacssww): Ditto.
3631 (sse5_pmacsdd): Ditto.
3632 (sse5_pmacssdd): Ditto.
3633 (sse5_pmacssdql): Ditto.
3634 (sse5_pmacssdqh): Ditto.
3635 (sse5_pmacsdqh): Ditto.
3636 (sse5_pmacsswd): Ditto.
3637 (sse5_pmacswd): Ditto.
3638 (sse5_pmadcsswd): Ditto.
3639 (sse5_pmadcswd): Ditto.
3640 (sse5_pcmov_<move>): Conditional move support on SSE5.
3641 (sse5_phaddbw): New SSE5 intrinsic insn.
3642 (sse5_phaddbd): Ditto.
3643 (sse5_phaddbq): Ditto.
3644 (sse5_phaddwd): Ditto.
3645 (sse5_phaddwq): Ditto.
3646 (sse5_phadddq): Ditto.
3647 (sse5_phaddubw): Ditto.
3648 (sse5_phaddubd): Ditto.
3649 (sse5_phaddubq): Ditto.
3650 (sse5_phadduwd): Ditto.
3651 (sse5_phadduwq): Ditto.
3652 (sse5_phaddudq): Ditto.
3653 (sse5_phsubbw): Ditto.
3654 (sse5_phsubwd): Ditto.
3655 (sse5_phsubdq): Ditto.
3656 (sse5_pperm): Ditto.
3657 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3658 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3659 (sse5_pperm_sign_v8hi_v4si): Ditto.
3660 (sse5_pperm_zero_v8hi_v4si): Ditto.
3661 (sse5_pperm_sign_v4si_v2di): Ditto.
3662 (sse5_pperm_sign_v4si_v2di): Ditto.
3663 (sse5_pperm_pack_v2di_v4si): Ditto.
3664 (sse5_pperm_pack_v4si_v8hi): Ditto.
3665 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3666 (sse5_perm<mode>): New SSE5 intrinsic insn.
3667 (rotl<mode>3): Ditto.
3668 (sse5_rotl<mode>3): Ditto.
3669 (sse5_ashl<mode>3): Ditto.
3670 (sse5_lshl<mode>3): Ditto.
3671 (sse5_frcz<mode>2): Ditto.
3672 (sse5s_frcz<mode>2): Ditto.
3673 (sse5_cvtph2ps): Ditto.
3674 (sse5_cvtps2ph): Ditto.
3675 (sse5_vmmaskcmp<mode>3): Ditto.
3676 (sse5_com_tf<mode>3): Ditto.
3677 (sse5_maskcmp<mode>3): Ditto.
3678 (sse5_maskcmp_uns<mode>3): Ditto.
3679 (sse5_maskcmp_uns2<mode>3): Ditto.
3680 (sse5_pcom_tf<mode>3): Ditto.
3682 * config/i386/predicates.md (sse5_comparison_float_operator):
3683 New predicate to match the comparison operators supported by
3684 the SSE5 com instruction.
3685 (ix86_comparison_int_operator): New predicate to match just the
3686 signed int comparisons.
3687 (ix86_comparison_uns_operator): New predicate to match just the
3688 unsigned int comparisons.
3690 * doc/invoke.texi (-msse5): Add documentation.
3691 (-mfused-madd): Ditto.
3693 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3695 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3697 (x86_64-*-*): Ditto.
3699 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3701 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3702 intrinisics for SSE5.
3704 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3707 * config/i386/mmintrin-common.h: New file, to contain common
3708 instructions between SSE4.1 and SSE5.
3710 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3711 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3712 (gen_regparm_prefix): Ditto.
3714 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3715 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3716 prototype_p to determine if a function is prototyped.
3718 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3720 * c-common.c (c_common_reswords) add the alignof keyword,
3721 with same RID as __alignof and __alignof__
3723 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3725 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3726 * hooks.c (hook_bool_const_int_const_int_true): New function.
3727 * target.h (struct gcc_target): Add can_eliminate field.
3728 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3729 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3730 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3731 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3732 (elim_table): Revise comment.
3733 * system.h (CAN_ELIMINATE): Poison.
3734 * defaults.h (CAN_ELIMINATE): Remove.
3735 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3737 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3738 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3740 (alpha_vms_can_eliminate): Declare as static, change return type to
3742 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3744 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3745 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3746 (arm_can_eliminate): New function.
3748 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3749 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3750 (avr_can_eliminate): Declare as static.
3751 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3753 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3754 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3755 (bfin_can_eliminate): New function.
3757 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3758 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3759 (crx_can_eliminate): New function.
3761 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3762 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3763 (fr30_can_eliminate): New function.
3765 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3766 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3767 (frv_can_eliminate): New function.
3769 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3770 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3771 (h8300_can_eliminate): New function.
3773 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3774 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3775 (i386_can_eliminate): Declare as static, change return type to bool.
3776 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3778 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3779 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3780 (ia64_can_eliminate): New function.
3782 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3783 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3784 (iq2000_can_eliminate): New function.
3786 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3787 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3788 (m32r_can_eliminate): New function.
3790 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3791 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3792 (m68hc11_can_eliminate): New function.
3794 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3795 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3796 (m68k_can_eliminate): New function.
3798 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3799 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3800 (mep_can_eliminate): New function.
3802 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3803 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3804 (mips_can_eliminate): New function.
3806 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3807 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3808 (rs6000_can_eliminate): New function.
3810 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3811 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3812 (s390_can_eliminate): Declare as static.
3813 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3815 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3816 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3817 (score_can_eliminate): New function.
3819 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3820 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3821 (sparc_can_eliminate): Declare as static.
3822 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3824 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3825 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3826 (xstormy16_can_eliminate): New function.
3828 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3829 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3830 (v850_can_eliminate): New function.
3832 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3834 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3835 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3836 (*movdfcc_ext[1234]): Disable for IEEE mode.
3838 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3840 * gimplify.c (prepare_gimple_addressable): New static function.
3841 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
3843 (gimplify_addr_expr): Invoke it similarly on the operand instead of
3844 manually fiddling with it.
3846 2009-08-25 Michael Matz <matz@suse.de>
3848 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
3849 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
3851 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
3852 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
3853 (do_jump): Split out code for simple binary comparisons into ...
3854 (do_jump_1): ... this, taking the individual operands and code.
3855 Change callers to helper function above accordingly.
3856 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
3859 2009-08-25 Michael Matz <matz@suse.de>
3861 * expr.h (struct separate_ops, sepops): New type for passing
3862 around an exploded simple expression.
3863 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3864 Use this structure instead of expression tree.
3865 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3866 expression, only its type.
3867 (expand_vec_cond_expr): Take type and individual operands instead
3869 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
3870 expand_vec_shift_expr): Change prototype accordingly.
3871 * tree-vect-stmts.c (vectorizable_condition): Change call of
3872 expand_vec_cond_expr_p to pass only type.
3873 * expr.c (do_store_flags): Change prototype and implementation
3874 to take an exploded expression.
3875 (expand_expr_real_1): New local ops initialized with details
3876 of the full expression. Use it instead of full
3877 expression in calls to do_store_flags, expand_vec_cond_expr,
3878 expand_widen_pattern_expr and expand_vec_shift_expr.
3880 2009-08-25 Michael Matz <matz@suse.de>
3882 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
3883 treeop2 initialized with first three operands of the full expression.
3884 Substitute all TREE_OPERAND (exp, [012]) calls with them.
3886 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
3888 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
3889 (__gthread_objc_condition_allocate): Mark arguments as unused.
3890 (__gthread_objc_condition_deallocate): Likewise.
3891 (__gthread_objc_condition_wait): Likewise.
3892 (__gthread_objc_condition_broadcast): Likewise.
3893 (__gthread_objc_condition_signal): Likewise.
3894 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
3895 (__gthread_objc_thread_id): Likewise.
3897 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3900 * tree-pretty-print.c (print_call_name): Print the correct call name
3901 for procedure pointer components.
3903 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3905 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3906 default_promote_function_mode when not VMS.
3908 2009-08-24 Olivier Hainque <hainque@adacore.com>
3910 * convert.c (convert_to_integer): Don't assume an input pointer is
3911 POINTER_SIZE wide. Fetch from the type instead.
3913 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3915 * configure.ac (AC_PREREQ): Bump to 2.64.
3917 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3919 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3920 (process_command): Don't search standard_exec_prefix_1 and
3921 standard_exec_prefix_2.
3923 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3925 * config/arm/arm.c (output_return_instruction): Handle for
3928 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3930 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3932 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3934 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3935 (*arm_movdf_vfp): Likewise.
3937 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3939 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3940 (vashr<mode>3): Rename from ashr<mode>3.
3941 (vlshr<mode>3): Rename from lshr<mode>3.
3943 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3946 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3947 (check_format_info_main): Use scalar_identify_flag.
3948 (check_format_types): Check for scalar size identity if
3949 scalar_identify_flag is set.
3950 (printf_length_specs): Extend by new field.
3951 (asm_fprintf_length_specs): Likewise.
3952 (gcc_diag_length_specs): Likewise.
3953 (scanf_length_specs): Likewise.
3954 (strfmon_length_specs): Likewise.
3955 (gcc_gfc_length_specs): Likewise.
3956 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3957 (ms_printf_flag_specs): Likewise.
3958 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3960 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3963 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3964 (*call_value_pop_1): Ditto.
3965 (*sibcall_pop_1): New insn pattern.
3966 (*sibcall_value_pop_1): Ditto.
3968 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3971 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3974 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3977 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3978 (get_reg_use_in): New function.
3979 (forward_propagate_subreg): Propagate through subreg of zero_extend
3982 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3984 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3985 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3987 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3989 * configure.ac: Remove --with-datarootdir, --with-docdir,
3990 --with-htmldir switches. No need to call AC_SUBST for
3991 datarootdir, docdir, htmldir any more.
3992 * configure: Regenerate.
3993 * doc/install.texi (Configuration): Document --datarootdir,
3994 --docdir, --htmldir, --pdfdir; update documentation for
3995 --infodir, --mandir.
3996 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3999 * aclocal.m4: Regenerate.
4000 * config.in: Regenerate.
4001 * configure: Regenerate.
4003 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4004 Olivier Hainque <hainque@adacore.com>
4006 * config/ia64/ia64.c: Include libfuncs.h.
4007 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4008 (ia64_expand_call): Use reg 25 on VMS.
4009 (ia64_initialize_trampoline): Fix for VMS ABI.
4010 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4011 (ia64_function_arg): Initialize reg 25 on VMS.
4012 Fix OpenVMS ABI issues for varargs.
4013 For OpenVMS, emit the Argument Information register set in the
4014 incoming/sibcall case as well.
4015 (ia64_arg_type): New function.
4016 (ia64_function_arg_advance): Keep track of cum->words.
4017 Fix OpenVMS ABI issues for varargs.
4018 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4019 (ia64_override_options): Set flag_no_common on VMS.
4020 (ia64_init_builtins): Disable FWRITE builtin.
4021 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4022 (ia64_vms_init_libfuncs): Add decc$ routines.
4023 (ia64_vms_valid_pointer_mode): New function.
4024 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4025 (ia64_promote_function_mode): New function
4026 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4027 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4028 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4029 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4030 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4031 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4032 Suppress trailing '#' if VALUE is numeric.
4033 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4034 ia64_promote_function_mode.
4035 (TARGET_VALID_POINTER_MODE): Define.
4037 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4040 * config/rs6000/rs6000.c (rs6000_override_options): Use
4041 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4044 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4045 reporting of vector + decimal/boolean/complex error.
4047 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4049 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4050 __vector double TYPE_DECL.
4052 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4054 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4055 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4056 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4057 to pointer to enum machine_mode. Update all callers as needed.
4059 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4061 * config/alpha/alpha.md (exception_receiver): Emit alternative
4062 GP load sequence if flag_reorder_blocks_and_partition is set.
4063 (*exception_receiver_2): Also enable when
4064 flag_reorder_blocks_and_partition is set.
4066 2009-08-20 Matt Rice <ratmice@gmail.com>
4067 Diego Novillo <dnovillo@google.com>
4069 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4072 2009-08-20 Richard Guenther <rguenther@suse.de>
4074 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4075 * c-tree.h (c_dup_lang_specific_decl): Remove.
4076 (struct lang_decl, struct lang_type): Move definitions ...
4077 * c-lang.h: ... here. New file.
4078 * c-decl.c: Include c-lang.h.
4079 (c_dup_lang_specific_decl): Remove.
4080 * c-typeck.c: Include c-lang.h.
4081 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4082 (c-typeck.o): Likewise.
4083 * c-config-lang.in (gtfiles): Add c-lang.h.
4084 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4087 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4089 * config/alpha/alpha.c (alpha_end_function): Do not clear
4090 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4091 this is now handled in generic code.
4093 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4095 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4096 (s390_z10_fix_long_loop_prediction): New function.
4097 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4098 (s390_reorg): Walk over the INSNs and invoke
4099 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4101 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4103 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4104 "*brx_64bit", "*brx_31bit"): New patterns.
4105 * config/s390/s390.c ('E'): New output modifier.
4107 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4108 Richard Earnshaw <richard.earnshaw@arm.com>
4110 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4111 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4113 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4115 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4117 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4118 for mode mode of operand0 when doing secondary reload for SAR.
4120 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4123 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4124 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4126 2009-08-19 Jason Merrill <jason@redhat.com>
4128 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4129 supported template depth in C++0x.
4131 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4133 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4134 free_after_compilation.
4135 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4136 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4137 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4138 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4139 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4140 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4141 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4143 2009-08-19 Ian Lance Taylor <iant@google.com>
4145 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4146 of (plus (mult (neg B) C) A).
4148 2009-08-18 Michael Matz <matz@suse.de>
4150 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4151 instead of comparing TYPE_MAIN_VARIANT for equality.
4152 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4153 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4154 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4155 * gimplify.c (goa_lhs_expr_p): Ditto and use
4156 STRIP_USELESS_TYPE_CONVERSION.
4158 2009-08-18 Michael Matz <matz@suse.de>
4160 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4161 first field in a struct.
4162 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4164 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4166 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4167 locators before emit_insn is called. Remove assert that
4169 (alpha_end_function): Clear crtl->emit structure and free insn
4170 locators if cfun->is_thunk is true.
4172 2009-08-18 Jason Merrill <jason@redhat.com>
4174 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4176 * configure.ac: Test for it.
4177 * configure, config.in: Regenerate.
4178 * doc/install.texi: Document --enable-gnu-unique-object.
4180 2009-08-18 Richard Guenther <rguenther@suse.de>
4183 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4184 pow(x,y*z) only if x is nonnegative.
4186 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4188 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4192 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4193 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4195 2009-08-17 DJ Delorie <dj@redhat.com>
4197 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4198 * config/m32c/prologue.md (epilogue_freit): New.
4200 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4201 (bank_switch_p): Likewise.
4202 (fast_interrupt_p): Likewise.
4203 (interrupt_p): Likewise.
4204 (m32c_conditional_register_usage): Round memregs size up.
4205 (need_to_save): We only need to save $a0 when we use ENTER.
4206 (interrupt_p): Check for fast_interrupt too.
4207 (bank_switch_p): New.
4208 (fast_interrupt_p): New.
4209 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4210 (m32c_emit_prolog): Support bank switching and fast interrupts.
4211 * doc/extend.texi (Function Attributes): Add bank_switch and
4214 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4216 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4217 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4219 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4221 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4222 (menu): Add IA-64/VMS Options.
4223 (IA-64/VMS Options): Likewise.
4225 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4228 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4230 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4232 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4233 (mips_pop_asm_switch): Likewise.
4234 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4236 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4237 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4238 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4239 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4240 instead of set_noreorder.
4241 (mips_output_function_prologue): Use the new functions.
4242 (mips_output_function_epilogue): Likewise.
4243 (mips_need_noat_wrapper_p): New function, split out from...
4244 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4245 Use mips_push_asm_switch and mips_pop_asm_switch.
4246 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4247 and mips_pop_asm_switch.
4248 (ASM_OUTPUT_REG_POP): Likewise.
4249 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4250 Use mips_pop_asm_switch.
4251 (mips_asm_switch): New structure.
4252 (set_noreorder, set_nomacro): Replace with...
4253 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4254 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4255 instead of set_nomacro.
4256 (fix_truncsfsi2_macro): Likewise.
4257 (cprestore): Likewise.
4258 (hazard): Use mips_noreorder instead of set_noreorder.
4259 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4261 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4263 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4264 from prev_active_insn.
4266 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4268 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4269 * config/avr/avr.c (avr_override_options): Initialize
4270 avr_current_arch variable.
4271 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4272 __AVR_HAVE_16BIT_SP__ according to the device type.
4273 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4275 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4276 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4278 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4281 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4282 generating inlined subroutine die only. We shouldn't be
4283 called for anything else.
4284 (gen_block_die): Don't generate inline subroutine debug info for
4287 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4289 * graphite-poly.c (print_pbb): Print PBB index.
4291 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4294 * graphite-interchange.c (ppl_max_for_le): Moved...
4295 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4296 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4297 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4298 * graphite-ppl.h (ppl_max_for_le): Declared.
4300 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4302 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4303 supported on all platforms.
4304 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4305 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4306 * c-pragma.c: Likewise.
4307 * target-def.h (TARGET_INITIALIZER): Remove
4308 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4309 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4311 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4313 * config/ia64/fde-vms.c: New file.
4314 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4315 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4316 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4317 (uw_frame_state_for): Only register a personality routine if it is
4318 known to be compatible with our expectations.
4319 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4320 Declare unw_table_entry stack variable and
4321 mod all calls to _Unwind_FindTableEntry to add arg.
4322 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4323 (_Unwind_FindTableEntry): Add arg to prototype.
4325 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4327 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4328 field 'signal_pfs_loc'.
4329 (uw_frame_state_for): Remove duplicate code dealing with leaf
4330 procedures without unwind info.
4331 If in the frame after unwinding through a signal handler, restore
4332 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4333 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4334 'pfs_loc' to the AR.PFS location in the signal context; instead
4335 set 'signal_pfs_loc'.
4336 Manually generate the unwind info for the AR.PFS register.
4337 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4338 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4339 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4340 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4341 instead set 'signal_pfs_loc'.
4342 Remove code preventing the AR.PFS register from being restored
4343 from the signal context.
4345 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4346 Tristan Gingold <gingold@adacore.com>
4348 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4349 * config/ia64/t-vms: New file.
4350 * config/ia64/vms64.h: New file.
4351 * config/ia64/vms.h: New file.
4352 * config/ia64/vms-crtinit.asm: New file.
4353 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4354 * config/ia64/vms-unwind.h: New file.
4356 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4358 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4361 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4364 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4366 * real.h (do_mpc_arg2): ... here.
4367 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4370 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4372 * final.c (add_debug_prefix_map): Don't use GC memory for
4373 old_prefix and new_prefix.
4375 2009-08-14 Richard Guenther <rguenther@suse.de>
4377 * ipa-prop.c (compute_complex_pass_through): If we cannot
4378 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4380 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4382 * c-lex.c (c_lex_with_flags): Increase size of local variable
4383 to avoid memory clobber.
4385 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4388 * config/i386/i386.c (ix86_fp_comparison_strategy):
4389 Only enable/disable sahf at function granularity.
4391 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4393 PR rtl-optimization/41064
4394 * reload1.c (reload_as_needed): Don't call extract_insn
4395 for known invalid replacements after calling
4396 validate_replace_rtx_group and verify_changes.
4398 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4401 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4402 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4403 ix86_expand_fp_vcond.
4404 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4405 Assert that operation is supported by ix86_expand_int_vcond.
4406 (vcondu<SSEMODE124C8:mode>): Ditto.
4408 2009-08-13 DJ Delorie <dj@redhat.com>
4410 * config/i386/djgpp-stdint.h: New.
4411 * config.gcc (djgpp): Use it.
4413 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4415 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4416 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4418 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4420 * tree-ssa-loop-prefetch.c
4421 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4422 for long-stride pruning.
4423 (compute_miss_rate): New function to compute the probability
4424 that two memory references access different cache lines.
4426 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4428 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4430 2009-08-13 Richard Guenther <rguenther@suse.de>
4433 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4434 use the constant pointer type.
4435 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4436 of CV qualifiers on the target pointer type.
4437 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4438 conversion check before restrict check.
4440 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4443 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4445 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4447 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4449 2009-08-12 Richard Guenther <rguenther@suse.de>
4451 PR tree-optimization/41011
4452 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4453 and reference constructing.
4455 2009-08-12 Xinliang David Li <davidxl@google.com>
4457 PR tree-optimization/41012
4458 * tree-flow.h : New external interface.
4459 * gimple-low.c (check_call_arg): Change to public function.
4460 Remove argument mismatch check in lowering.
4461 * tree-inline.h (tree_can_inline_p): Interface change.
4462 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4464 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4465 Call change to tree_can_inline_p function.
4466 (cgraph_decide_inlining_incrementally): Ditto.
4468 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4470 PR tree-optimization/41031
4471 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4472 on the partition variable rather than promote_mode on the source
4473 type. Assert that the partition variable's type has the same
4474 mode as the source value's.
4476 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4478 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4479 for for_return == 2.
4480 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4482 * calls.c (expand_call): Fix typo.
4483 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4485 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4487 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4488 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4489 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4490 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4492 2009-08-12 Andrew Haley <aph@redhat.com>
4494 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4496 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4499 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4501 2009-08-12 Richard Guenther <rguenther@suse.de>
4503 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4504 * gimplify.c (gimplify_modify_expr): Do not use
4505 lang_hooks.types_compatible_p.
4506 * tree-ssa.c (useless_type_conversion_p): For aggregates
4507 just return false if the canonical types differ.
4509 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4512 * sese.c (convert_for_phi_arg): New.
4513 (add_guard_exit_phis): Use convert_for_phi_arg.
4515 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4517 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4518 unknown subscript upper bounds.
4520 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4521 Pranav Garg <pranav.garg2107@gmail.com>
4523 * graphite-interchange.c (gather_access_strides): Removed.
4524 (ppl_max_for_le): New.
4525 (build_linearized_memory_access): New.
4526 (memory_stride_in_loop): New.
4527 (pbb_interchange_profitable_p): Reimplemented.
4528 * graphite-ppl.h (ppl_new_id_map): New.
4529 (ppl_interchange): New.
4531 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4533 * graphite-interchange.c (compute_subscript): Removed.
4534 (compute_array_size_cstr): Removed.
4535 (compute_array_size_poly): Removed.
4536 (compute_array_size): Removed.
4537 (gather_access_strides_poly): Removed.
4538 (gather_access_strides): Empty.
4540 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4542 * graphite-dependences.c (dependence_polyhedron_1): Replace
4543 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4544 (graphite_legal_transform_dr): Same.
4545 (graphite_carried_dependence_level_k): Same.
4546 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4547 Initialize PDR_NB_SUBSCRIPTS.
4548 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4550 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4551 (PDR_NB_SUBSCRIPTS): New.
4552 (pdr_nb_subscripts): Removed.
4553 (pdr_dim): Simplified.
4554 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4555 with PDR_NB_SUBSCRIPTS.
4557 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4559 * graphite-interchange.c (compute_array_size): Remove use of
4561 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4562 Do not initialize PDR_DATA_CONTAINER.
4563 (print_pdr): Do not print PDR_DATA_CONTAINER.
4564 * graphite-poly.h (struct poly_dr): Remove data_container field.
4565 (PDR_DATA_CONTAINER): Removed.
4566 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4568 (build_poly_dr): Same.
4570 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4571 Sebastian Pop <sebastian.pop@amd.com>
4573 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4574 copy of the dependence polyhedron. Free the temporary objects.
4575 (graphite_carried_dependence_level_k): Free unused objects before
4578 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4579 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4580 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4581 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4582 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4584 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4586 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4587 Early return without analyzing the data dependences if no
4588 transform has been done. Call restore_scattering if the transform
4590 (graphite-interchange.c): Same.
4591 * graphite-poly.c (print_scattering_function): Test for
4593 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4594 (apply_poly_transforms): Do not gcc_assert that
4595 the transform is legal.
4596 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4597 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4598 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4599 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4600 * graphite-poly.h (struct poly_scattering): New.
4601 (struct poly_bb): Add original, transformed, and saved fields.
4602 Remove transformed_scattering, original_scattering,
4603 nb_local_variables and nb_scattering_transform fields.
4604 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4605 (poly_scattering_new): New.
4606 (poly_scattering_free): New.
4607 (poly_scattering_copy): New.
4608 (store_scattering_pbb): New.
4609 (store_scattering): New.
4610 (restore_scattering_pbb): New.
4611 (restore_scattering): New.
4612 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4613 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4615 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4617 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4620 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4622 * Makefile.in (graphite.o): Depends on PREDICT_H.
4623 * graphite.c: Include predict.h.
4624 (graphite_finalize): Call tree_estimate_probability.
4625 * predict.c (predict_loops): Do not call scev_initialize and
4627 (tree_estimate_probability_bb): New.
4628 (tree_estimate_probability): Do not initialize loops: move that
4629 code to the driver. Call tree_estimate_probability_bb.
4630 (tree_estimate_probability_driver): New.
4631 (pass_profile): Use tree_estimate_probability_driver.
4632 * predict.h (tree_estimate_probability): Declared.
4634 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4636 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4637 * graphite-dependences.c (graphite_legal_transform): Add time to
4638 TV_GRAPHITE_DATA_DEPS.
4639 (dependency_between_pbbs_p): Same.
4640 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4642 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4644 PR rtl-optimization/41033
4645 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4646 aliasing is disabled.
4648 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4650 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4651 si_mask_operand, and_load_operand, low_bitmask_operand,
4652 and_reg_operand, and_operand): New predicates.
4653 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4654 * config/mips/mips.c (and_operands_ok): New function.
4655 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4656 * config/mips/mips.md (move_type): Add ext_ins and logical.
4657 (type): Handle them.
4658 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4659 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4660 shift_shift. Remove commutative constraint modifier.
4661 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4663 (*clear_upper32_dext): Remove define_insn_and_split.
4664 (*clear_upper32): Turn this define_insn_and_split ...
4665 (splitter for ANDing register with 0xffff_ffff): .. into this.
4667 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4669 * combine.c (try_widen_shift_mode): Factor out code to check if an
4670 integer constant is a low-order bitmask from here ...
4671 * rtlanal.c (low_bitmask_len): ... to here.
4672 * rtl.h (low_bitmask_len): Declare.
4674 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4677 * config/alpha/alpha.md (addsi3): Remove expander.
4678 (addsi3): Rename from *addsi3_internal insn pattern.
4679 (subsi3): Remove expander.
4680 (subsi3): Rename from *subsi3_internal insn pattern.
4682 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4684 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4687 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4688 Eric Botcazou <botcazou@adacore.com>
4689 Douglas B Rupp <rupp@gnat.com>
4691 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4692 that records that fit in 64 bits are returned by immediate value,
4693 as required by OpenVMS Calling Standard.
4694 (function_value): Adjust for above modification.
4695 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4696 virtual_incoming_args_rtx as base object, not next_arg.
4697 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4699 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4701 * reload.c (find_reloads_subreg_address): Check the original
4702 req_equiv_mem address to detect the case where an address is
4703 not valid in the outer mode.
4705 2009-08-11 Richard Guenther <rguenther@suse.de>
4708 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4710 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4712 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4713 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4715 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4716 Douglas B Rupp <rupp@gnat.com>
4718 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4719 PT_STACK when frame_pointer_needed on OpenVMS.
4720 (alpha_pv_save_size, alpha_using_fp): Remove.
4721 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4722 with proper processing for PT_NULL.
4723 (alpha_vms_initial_elimination_offset): New function. Support for
4724 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4725 (alpha_sa_size): Force procedure type to PT_STACK when
4726 frame_pointer_needed on OpenVMS.
4727 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4728 (alpha_using_fp): Likewise.
4729 (alpha_vms_can_eliminate): Add prototype.
4730 (alpha_vms_initial_elimination_offset): Likewise.
4731 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4732 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4734 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4735 Douglas B Rupp <rupp@gnat.com>
4737 * config/alpha/alpha.c (common_object_handler): New function.
4738 (vms_attribute_table): Declare a single attribute "common_object".
4739 (vms_output_aligned_decl_common): New global function.
4740 (SECTION_VMS_OVERLAY): Delete.
4741 (SECTION_VMS_GLOBAL): Likewise.
4742 (SECTION_VMS_INITIALIZE): Likewise.
4743 (vms_asm_named_section): Remove support for above flags.
4744 (vms_section_type_flags): Delete.
4745 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4746 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4747 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4748 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4750 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4753 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4754 (sub_ddmmss): Likewise.
4756 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4759 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4762 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4765 * reload1.c (reload_as_needed): Use cancel_changes to completely
4766 undo a failed replacement attempt.
4768 2009-08-10 Richard Guenther <rguenther@suse.de>
4771 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4772 (useless_type_conversion_p): ... here. Require pointer targets
4775 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4778 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4779 loose the original type of the statement list.
4781 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4783 * config/alpha/alpha.c: Include libfuncs.h
4784 (avms_asm_output_extern): New function.
4785 (alpha_init_libfuncs): Init some decc libfuncs.
4786 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4787 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4788 (DO_CRTL_NAMES): Define.
4790 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4791 (LONG_TYPE_SIZE): Define.
4792 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4793 (SUBTARGET_SWITCHES): Define malloc64 switch.
4794 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4795 (MASK_RETURN_ADDR): Define.
4796 doc/invoke.texi (mmalloc64): Document switch.
4798 2009-08-09 Olivier Hainque <hainque@adacore.com>
4799 Douglas B Rupp <rupp@gnat.com>
4801 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4802 uses_condition_handler.
4803 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4804 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4805 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4806 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4807 (code_for_builtin): New insn codes for the new alpha_builtins.
4808 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4809 (alpha_sa_size): Account for uses_condition_handler.
4810 (alpha_expand_prologue): Likewise.
4811 (alpha_start_function): Likewise.
4812 (alpha_expand_epilogue): Likewise.
4813 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4814 establish/revert expanders.
4815 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4816 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4817 New expander, resorting to the alpha.c associated function.
4818 (builtin_revert_vms_condition_handler): Likewise.
4819 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4820 __gcc_shell_handler, the static VMS condition handler used as
4821 an indirection wrapper to the current dynamically established
4823 * config/alpha/vms-unwind.h: Complete rewrite.
4824 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4825 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4827 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4828 Douglas B Rupp <rupp@gnat.com>
4830 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4831 (alpha_need_linkage): Handle aliases. Return function symbol.
4832 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4833 Use ultimate alias target for the linkage name.
4834 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4835 by alpha_need_linkage for the function symbol.
4836 (setmemdi): Likewise.
4838 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4840 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
4841 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
4842 (ASM_WEAKEN_LABEL): Define.
4843 (CRT_CALL_STATIC_FUNCTION): Define.
4844 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
4845 (ENDFILE_SPEC): Define.
4846 (INIT_SECTION_ASM_OP): Define.
4847 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
4848 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
4850 (MULTILIB_OSDIRNAMES): Define.
4851 (shlib_version): Define.
4852 (SHLIB_EXT): Define.
4853 (SHLIB_OBJS): Define.
4854 (SHLIB_NAME): Define.
4855 (SHLIB_MULTILIB): Define.
4856 (SHLIB_INSTALL): Define.
4857 (SHLIB_SYMVEC): Define.
4858 (SHLIB_SYMVECX2): Define.
4859 (SHLIB_LINK): Define.
4861 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4863 * config/alpha/alpha.c (alpha_initialize_trampoline):
4864 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4865 (alpha_start_function): Emit transfer address on nested functions
4866 for VMS trampoline call.
4867 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
4868 since no longer used.
4869 * config/alpha/vms-tramp.asm: Remove.
4870 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
4871 since now only data initialized at runtime.
4873 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4875 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
4876 (LINK_GCC_C_SEQUENCE_SPEC): Define.
4877 (MD_EXEC_PREFIX): Remove, no longer used.
4878 (MD_STARTFILE_PREFIX): Likewise.
4879 (INCLUDE_DEFAULTS): Likewise.
4880 * config/alpha/t-vms:
4881 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
4883 2009-08-09 Richard Guenther <rguenther@suse.de>
4885 PR tree-optimization/41016
4886 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
4887 (operand_precision): Remove.
4888 (integral_operand_p): Likewise.
4889 (recognize_single_bit_test): Adjust.
4891 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4893 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
4894 operation overflows. Likewise non-cast unary arithmetic.
4895 If one arm of a conditional expression is always taken,
4896 inhibit evaluation warnings for the other arm. Likewise inhibit
4897 evaluation warnings for the second && or || operand if the first
4898 operand is enough to determine the result.
4899 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4901 (build_binary_op): Prevent duplicate evaluation warnings.
4903 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4905 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4906 and destination have different modes, Use promote_mode to
4907 determine the signedness of the conversion. Assert that the
4908 promoted source mode matches the destination mode. Don't pass
4909 the destination and destination mode to expand_expr if the source
4910 mode is different. Simplify conversion logic.
4912 2009-08-09 Ira Rosen <irar@il.ibm.com>
4914 PR tree-optimization/41008
4915 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4916 from condition only in case it's a comparison. Adjust checks.
4918 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4920 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4921 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4922 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4923 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4924 (dump_cand): Handle them.
4925 (struct iv_cand): New members COST_STEP and AINC_USE.
4926 (stmt_after_increment): Likewise.
4927 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4928 callers changed. Use gimple_uid comparison instead of scanning.
4929 (add_candidate_1): When looking for identical candidates, take
4930 AINC_USE into account. Set it for new candidates.
4931 (force_expr_to_var_cost): Cast target_spill_cost to int.
4932 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4933 All callers changed. Check for availability of autoinc addressing
4934 modes, both in general for a given mode, and in the specific use case.
4935 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4937 (get_computation_cost): Likewise.
4938 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4939 add_autoinc_candidates): New static functions.
4940 (add_candidate): Call add_autoinc_candidates for candidates based on
4942 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4943 (determine_use_iv_cost_address): If we have an autoinc candidate at
4944 the matching use, verify autoinc is possible and subtract the cost
4945 of the candidate's step from the cost.
4946 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4947 member of the candidate.
4948 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4949 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4951 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4953 * config.build (ia64-hp-*vms*): New target.
4954 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4956 * config.gcc (ia64-hp-*vms*): New target.
4957 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4959 * config.host (ia64-hp-*vms*): New target.
4960 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4963 2009-08-08 Richard Guenther <rguenther@suse.de>
4965 PR tree-optimization/40991
4966 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4968 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4970 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4971 mode check. Do truncations in an integer mode.
4972 (force_to_mode): Handle subregs for all mode types. Only do
4973 arithmetic simplifications on integer modes.
4975 2009-08-07 Richard Guenther <rguenther@suse.de>
4977 PR tree-optimization/40999
4978 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4979 (maybe_fold_reference): Lookup constant initializers.
4980 (fold_gimple_assign): Likewise.
4982 2009-08-07 Richard Guenther <rguenther@suse.de>
4984 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4985 that require structural equality defer to the langhook.
4987 2009-08-07 Martin Jambor <mjambor@suse.cz>
4989 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4991 (struct ipa_pass_through_data): New type.
4992 (struct ipa_ancestor_jf_data): New type.
4993 (union jump_func_value): Removed field formal_id, added fields
4994 pass_through and ancestor.
4995 (struct ipa_param_call_note): Changed type of formal_id to int from
4997 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4998 operations jump functions and ancestor jump functions.
4999 (compute_complex_pass_through): New function.
5000 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5001 reflect changes in the jump function strucutre.
5002 (update_jump_functions_after_inlining): Ignore complex pass-through
5003 and ancestor jump functions.
5004 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5005 polynomial pass-through with operation jump functions.
5007 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5009 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5010 fde->dw_fde_begin as begin label instead of hot/cold label.
5011 Use LLSDAC label instead of LLSDA for second section lsda.
5012 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5013 label instead of LLSDA if it is true.
5014 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5016 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5017 SECTION argument. Use it as index into crtl->eh.call_site_record
5019 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5020 use it to determine how to print table entries instead of using
5021 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5022 label instead of normal begin label as base.
5023 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5024 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5025 ensure no EH range spans between sections and that landing pads
5026 are always in the corresponding section.
5027 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5028 for crtl->eh.call_site_record being an array rather than scalar.
5029 (output_one_function_exception_table): New function, copied
5030 from output_function_exception_table. Adjust
5031 dw2_size_of_call_site_table, dw2_output_call_site_table
5032 callers. For SECOND section use *C suffixed labels.
5033 (output_function_exception_table): Call
5034 output_one_function_exception_table and, when doing hot/cold
5035 partitioning, also another time for the second section.
5036 * opts.c: Include except.h.
5037 (decode_options): Allow -freorder-blocks-and-partition with
5038 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5039 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5040 * function.h (struct rtl_eh): Change call_site_record from
5041 scalar into array of 2 elements.
5043 2009-08-07 Martin Jambor <mjambor@suse.cz>
5045 * ipa-prop.c (count_formal_params_1): New function.
5046 (ipa_get_vector_of_formal_parms): New function.
5047 (get_vector_of_formal_parm_types): New function.
5048 (ipa_modify_formal_parameters): New function.
5049 (ipa_modify_call_arguments): New function.
5050 (index_in_adjustments_multiple_times_p): New function.
5051 (ipa_combine_adjustments): New function.
5052 (ipa_dump_param_adjustments): New function.
5053 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5054 (ipa_get_vector_of_formal_parms): Declare.
5055 (ipa_modify_formal_parameters): Declare.
5056 (ipa_modify_call_arguments): Declare.
5057 (ipa_combine_adjustments): Declare.
5058 (ipa_dump_param_adjustments): Declare.
5059 (build_ref_for_offset): Declare.
5060 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5061 * tree-sra.c: Include ipa-prop.c.
5062 (build_ref_for_offset): Make public.
5064 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5066 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5068 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5070 * gcc/doc/extend.texi (__builtin_extract_return_address)
5071 (__builtin_frob_return_address): Document.
5073 2009-08-06 Paul Brook <paul@codesourcery.com>
5075 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5076 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5077 implementation on ARMv6-M.
5079 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5081 * doc/extend.texi (pcs): Document new attribute for ARM.
5083 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5085 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5088 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5090 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5093 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5095 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5097 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5099 Merge ARM/hard_vfp_branch to trunk.
5101 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5103 * arm.c (libcall_eq): New function.
5104 (libcall_hash): New function.
5105 (add_libcall): New function.
5106 (arm_libcall_uses_aapcs_base): New function.
5107 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5108 libcalls using the base PCS.
5109 (arm_init_cumulative_args): Likewise.
5111 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5113 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5114 Use base ABI for conversion libfuncs between HFmode and SFmode.
5116 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5118 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5119 V4SImode as representatives of all 64-bit and 128-bit vector
5120 types. Allow vector types without vector modes.
5121 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5122 without vector modes like BLKmode.
5123 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5124 BLKmode. Avoid unsupported vector modes or TImode moves for
5126 (aapcs_vfp_allocate_return_reg): Likewise.
5127 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5128 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5130 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5132 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5133 (arm_get_pcs_model): Pass attribute arguments to
5134 arm_pcs_from_attribute.
5135 (arm_init_cumulative_args): Use base AAPCS for conversions from
5136 floating-point types to DImode.
5137 (arm_attribute_table): Add pcs attribute.
5138 (arm_handle_pcs_attribute): New.
5139 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5140 conversions from floating-point types to DImode, also declare them
5141 to use base AAPCS and declare functions they call to use base
5142 AAPCS and their RTABI names.
5144 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5146 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5147 -mfloat-abi=hard not being supported for VFP.
5149 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5151 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5152 SYMBOL_REF to hard_libcall_value.
5154 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5155 Richard Earnshaw <rearnsha@arm.com>
5157 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5158 has been put on the stack, all remaining co-processory arguments for
5159 that co-processor also go on the stack.
5161 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5163 * config/arm/arm.c (arm_return_in_memory): Handle returning
5164 vectors of suitable size in registers also for AAPCS case.
5166 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5168 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5170 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5172 ARM Hard-VFP calling convention
5173 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5174 * target.h (gcc_target): Add libcall_value to table of call hooks.
5175 * targhooks.h (default_libcall_value): Default implementation.
5176 * targhooks.c (default_libcall_value): Likewise.
5177 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5178 * optabs.c (expand_unop): Use it.
5179 * expr.h (hard_libcall_value): Pass the function RTX through.
5180 * calls.c (emit_library_call_value_1): Update call to
5182 * explow.c (hard_libcall_value): Use new target hook.
5183 * testsuite/lib/target-supports.exp
5184 (check_effective_target_arm_hard_vfp_ok): New hook.
5185 (check_effective_target_arm_neon_ok): Improve test for neon
5187 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5188 * config/arm/arm.c: Include cgraph.h
5189 (TARGET_FUNCTION_VALUE): Override default hook.
5190 (arm_pcs_default): New variable.
5191 (arm_override_options): Don't fault hard calling convention with VFP.
5192 Add support for AAPCS variants.
5193 (arm_function_value): Make static. Handle AAPCS variants.
5194 (arm_libcall_value): New function.
5195 (arm_apply_result_size): Handle VFP registers in results.
5196 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5198 (pcs_attribute_args): New variable.
5199 (arm_pcs_from_attribute): New function.
5200 (arm_get_pcs_model): New function.
5201 (aapcs_vfp_cum_init): New function.
5202 (aapcs_vfp_sub_candidate): New function.
5203 (aapcs_vfp_is_return_candidate): New function.
5204 (aapcs_vfp_is_call_candidate): New function.
5205 (aapcs_vfp_allocate): New function.
5206 (aapcs_vfp_allocate_return_reg): New function.
5207 (aapcs_vfp_advance): New function.
5208 (aapcs_cp_arg_layout): New variable.
5209 (aapcs_select_call_coproc): New function.
5210 (aapcs_select_return_coproc): New function.
5211 (aapcs_allocate_return_reg): New function.
5212 (aapcs_libcall_value): New function.
5213 (aapcs_layout_arg): New function.
5214 (arm_init_cumulative_args): Initialize AAPCS args data.
5215 (arm_function_arg): Handle AAPCS variants using new interface.
5216 (arm_arg_parital_bytes): Likewise.
5217 (arm_function_arg_advance): New function.
5218 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5219 calling conventions.
5220 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5221 * arm.h (NUM_VFP_ARG_REGS): Define.
5222 (LIBCALL_VALUE): Update.
5223 (FUNCTION_VALUE): Delete.
5224 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5225 (arm_pcs): New enum.
5226 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5227 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5228 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5229 * arm-protos.h (arm_function_arg_advance): Add.
5230 (aapcs_libcall_value): Add.
5231 (arm_function_value): Delete.
5233 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5234 H.J. Lu <hongjiu.lu@intel.com>
5237 * config/i386/i386.c (standard_sse_mode_p): Remove.
5238 (standard_sse_constant_p): Return 2 for integer mode
5239 vector_all_ones_operand when SSE2 is enabled.
5240 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5241 (ix86_expand_vector_move): Do not check for negative values from
5242 standard_sse_constant_p.
5244 2009-08-06 Richard Guenther <rguenther@suse.de>
5246 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5247 array type comparisons frontend independent.
5248 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5249 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5250 out array reference lower bound and element size operands.
5251 (ao_ref_init_from_vn_reference): Properly compute the offset
5252 for ARRAY_RANGE_REF.
5253 (vn_reference_fold_indirect): Fill out array reference lower
5254 bound and element size operands.
5255 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5256 a non gimple valued reference operand which can happen for
5257 array reference lower bound or element size.
5258 (create_component_ref_by_pieces_1): Properly generate the
5259 element size operand for array references.
5261 2009-08-06 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/40964
5264 * tree.c (iterative_hash_host_wide_int): Export.
5265 * tree.h (iterative_hash_host_wide_int): Declare.
5266 * tree-ssa-structalias.c (heapvar_map): New struct.
5267 (heapvar_map_eq): New function.
5268 (heapvar_map_hash): Likewise.
5269 (heapvar_lookup): Adjust.
5270 (heapvar_insert): Likewise.
5271 (make_constraint_from_heapvar): Allow multiple heap variables
5272 per decl at different offsets.
5273 (init_alias_heapvars): Adjust.
5275 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5277 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5278 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5279 trailing sync if TARGET_SYNC_AFTER_SC.
5281 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5283 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5284 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5285 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5286 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5287 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5288 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5289 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5290 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5291 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5292 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5293 the prototype declaration match the definition.
5294 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5295 instructions explicitly. Add barrier_before and operands
5297 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5298 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5299 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5300 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5301 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5302 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5304 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5306 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5308 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5309 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5312 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5315 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5317 PR rtl-optimization/40924
5318 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5319 make sure canon_rtx (mem_address) isn't simpler than
5320 canon_rtx (expanded_mem_address).
5322 2009-08-05 Li Feng <nemokingdom@gmail.com>
5324 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5326 (build_scop_drs): Build alias set for each SCoP.
5328 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5330 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5331 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5332 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5333 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5334 (BASE_DRIVER_SELF_SPECS): Likewise.
5336 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5338 * tree-ssa-alias.c: Fix some comment typos.
5340 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5342 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5343 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5345 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5348 * simplify-rtx.c (simplify_binary_operation_1): Disable
5349 simplifications for decimal float operations.
5351 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5354 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5355 operand of INDIRECT_REF.
5357 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5359 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5360 constants referencing TLS symbols.
5362 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5364 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5365 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5367 2009-08-03 Richard Guenther <rguenther@suse.de>
5369 * tree.c (make_vector_type): Build a main variant first,
5370 get the canonical one and then build the variant.
5371 * tree-ssa.c (useless_type_conversion_p_1): Handle
5373 (useless_type_conversion_p): Conversions to pointers to
5374 incomplete record types are useless.
5376 2009-08-03 Richard Guenther <rguenther@suse.de>
5378 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5379 file will be created.
5380 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5381 * toplev.c (compile_file): Adjust comment.
5383 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5385 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5386 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5387 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5388 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5389 (sh_promote_function_mode): Fix typo.
5391 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5393 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5395 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5397 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5398 declaration arguments.
5400 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5402 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5403 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5404 (ix86_split_ashl): Ditto.
5405 (ix86_expand_vector_init_one_nonzero): Ditto.
5406 (ix86_expand_vector_set): Ditto.
5407 (ix86_expand_reduc_v4sf): Ditto.
5409 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5411 * explow.c (promote_function_mode): Remove assert.
5412 * config/sh/sh.c (sh_promote_function_mode): Declare.
5414 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5416 * config/pa/pa.c (pa_promote_function_mode): Declare.
5417 Change to static. Fix promote_mode call.
5419 * gthr-dce.h (CONST_CAST2): Define if not defined.
5420 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5422 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5424 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5426 * expr.c (store_constructor): Use promote_decl_mode. Remove
5427 now write-only variable unsignedp.
5428 (expand_expr_real_1): Use promote_decl_mode.
5429 * expr.h (promote_function_mode, promote_decl_mode): New.
5430 (promote_mode): Remove last argument.
5431 * function.c (assign_temp): Drop last argument of promote_mode.
5432 (assign_parm_find_data_types): Use promote_function_mode.
5433 (assign_parm_setup_reg): Likewise.
5434 (expand_function_end): Use promote_function_mode.
5435 * calls.c (initialize_argument_information): Use promote_function_mode.
5436 (precompute_arguments): Use promote_mode instead of checking if
5437 only PROMOTE_FUNCTION_MODE is defined.
5438 (expand_call): When making sibcall decisions, use promote_function_mode.
5439 Below, remove an if for targetm.calls.promote_function_return and
5440 and use promote_function_mode.
5441 (emit_library_call_value_1): Use promote_function_mode, fix bug
5442 where promote_mode was passed FOR_CALL == 0 for a return value in an
5444 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5445 * explow.c (promote_function_mode, promote_decl_mode): New.
5446 (promote_mode): Keep only the FOR_CALL == 0 case.
5447 * combine.c (setup_incoming_promotion): Remove test of
5448 promote_function_args. Use promote_function_mode.
5449 * stmt.c (expand_value_return): Use promote_decl_mode.
5450 (expand_decl): Use promote_decl_mode.
5452 * expr.c (store_constructor): Use promote_decl_mode. Remove
5453 now write-only variable unsignedp.
5454 (expand_expr_real_1): Use promote_decl_mode.
5455 * expr.h (promote_function_mode, promote_decl_mode): New.
5456 (promote_mode): Remove last argument.
5457 * function.c (assign_temp): Drop last argument of promote_mode.
5458 (assign_parm_find_data_types): Use promote_function_mode.
5459 (assign_parm_setup_reg): Likewise.
5460 (expand_function_end): Use promote_function_mode.
5461 * calls.c (initialize_argument_information): Use promote_function_mode.
5462 (precompute_arguments): Use promote_mode instead of checking if
5463 only PROMOTE_FUNCTION_MODE is defined.
5464 (expand_call): When making sibcall decisions, use promote_function_mode.
5465 Below, remove an if for targetm.calls.promote_function_return and
5466 and use promote_function_mode.
5467 (emit_library_call_value_1): Use promote_function_mode, fix bug
5468 where promote_mode was passed FOR_CALL == 0 for a return value in an
5470 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5471 * explow.c (promote_function_mode, promote_decl_mode): New.
5472 (promote_mode): Keep only the FOR_CALL == 0 case.
5473 * combine.c (setup_incoming_promotion): Remove test of
5474 promote_function_args. Use promote_function_mode.
5475 * stmt.c (expand_value_return): Use promote_decl_mode.
5476 (expand_decl): Use promote_decl_mode.
5478 * explow.c (promote_function_mode): Just call the target hook.
5479 * targhooks.c (default_promote_function_mode,
5480 default_promote_function_mode_always_promote): New.
5481 * targhooks.h (default_promote_function_mode,
5482 default_promote_function_mode_always_promote): Declare.
5483 * target.h (promote_function_args, promote_function_return): Remove.
5484 (promote_function_mode): New.
5485 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5486 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5487 (TARGET_PROMOTE_FUNCTION_MODE): New.
5488 (TARGET_CALLS): Adjust.
5489 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5490 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5492 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5493 * config/s390/s390.c (s390_promote_function_mode): ... here,
5494 with pointer handling.
5495 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5496 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5498 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5499 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5500 with pointer handling.
5501 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5502 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5504 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5505 * config/sh/sh.c (sh_promote_function_mode): New.
5506 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5507 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5509 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5510 * config/cris/cris.c (cris_promote_function_mode): ... here.
5511 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5512 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5514 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5515 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5516 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5517 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5519 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5520 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5521 complex type handling.
5522 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5523 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5525 * config/pa/pa.c (pa_promote_function_mode): New.
5526 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5527 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5529 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5530 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5531 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5532 * config/xtensa/xtensa.c: Likewise.
5533 * config/stormy16/stormy16.c: Likewise.
5534 * config/iq2000/iq2000.c: Likewise.
5535 * config/rs6000/rs6000.c: Likewise.
5536 * config/picochip/picochip.c: Likewise.
5537 * config/arc/arc.c: Likewise.
5538 * config/mcore/mcore.c: Likewise.
5539 * config/score/score.c: Likewise.
5540 * config/mips/mips.c: Likewise.
5541 * config/bfin/bfin.c: Likewise.
5542 * config/ia64/ia64.c: Likewise (disabled though).
5544 * config/frv/frv.h: Remove pointless remark.
5546 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5547 TARGET_PROMOTE_FUNCTION_ARGS,
5548 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5549 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5551 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5553 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5554 -floop-parallelize-all.
5555 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5556 flag_loop_parallelize_all.
5557 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5558 * graphite.c (graphite_transform_loops): Same.
5560 * graphite-poly.c (apply_poly_transforms): Same.
5562 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5564 PR tree-optimization/40914
5565 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5566 if set, then check the delta field of the PMF record.
5567 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5568 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5569 call is stored in the delta.
5571 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5573 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5575 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5577 * config/i386/bsd.h (ASM_BYTE): New define.
5578 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5579 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5580 .byte. Use fputs or putc instead of fprintf where appropriate.
5581 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5582 fputs or putc instead of fprintf where appropriate.
5583 * config/i386/i386elf.h: Ditto.
5584 * config/i386/sysv4.h: Ditto.
5586 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5587 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5588 (*tls_global_dynamic_64): Ditto.
5590 2009-07-31 Christian Bruel <christian.bruel@st.com>
5592 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5594 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5596 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5597 Remove dead code for MINUS.
5599 2009-07-31 Anthony Green <green@moxielogic.com>
5601 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5603 (moxie_expand_epilogue): Ditto for epilogue.
5604 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5606 (moxie_function_arg): Ditto.
5607 (moxie_pass_by_reference): Ditto.
5608 (moxie_arg_partial_bytes): Ditto.
5609 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5610 (FUNCTION_ARG_ADVANCE) Ditto.
5611 (REG_PARM_STACK_SPACE) Ditto.
5612 (FUNCTION_ARG_REGNO_P) Dito.
5614 * config.gcc: Add moxie linux config support.
5615 * gcc/config/moxie/uclinux.h: New file.
5617 2009-07-31 DJ Delorie <dj@redhat.com>
5619 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5620 (UNSPECV_SP_SWITCH_E): New.
5621 (sp_switch_1): Change to an unspec.
5622 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5624 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5625 reference the new stack's address
5627 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5629 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5630 graphite-clast-to-gimple.o, graphite-dependences.o,
5631 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5632 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5633 (graphite-blocking.o,
5634 graphite-clast-to-gimple.o, graphite-dependences.o,
5635 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5636 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5637 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5638 * cfgloop.h (struct loop): Add can_be_parallel field.
5639 * common.opt (fgraphite-identity): Moved up.
5640 (fgraphite-force-parallel): New flag.
5641 * graphite.c: Rewrite.
5642 * graphite.h: Rewrite.
5643 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5645 * toplev.c (graphite_out_file): New file descriptor.
5646 (graphite_in_file): New.
5647 (process_options): flag_graphite_force_parallel cannot be used without
5649 * tree-ssa-loop.c: Include toplev.h.
5650 (gate_graphite_transforms): Enable flag_graphite for
5651 flag_graphite_force_parallel.
5653 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5655 * ChangeLog.graphite: New.
5656 * graphite-blocking.c: New.
5657 * graphite-clast-to-gimple.c: New.
5658 * graphite-clast-to-gimple.h: New.
5659 * graphite-dependences.c: New.
5660 * graphite-dependences.h: New.
5661 * graphite-interchange.c: New.
5662 * graphite-poly.c: New.
5663 * graphite-poly.h: New.
5664 * graphite-ppl.c: New.
5665 * graphite-ppl.h: New.
5666 * graphite-scop-detection.c: New.
5667 * graphite-scop-detection.h: New.
5668 * graphite-sese-to-poly.c: New.
5669 * graphite-sese-to-poly.h: New.
5673 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5675 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5676 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5678 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5680 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5681 (scev_is_linear_expression): Return false if the evolution is not
5682 affine multivariate.
5684 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5686 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5687 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5689 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5691 * tree-data-ref.c (debug_data_references): New.
5692 (debug_data_reference): New.
5693 * tree-data-ref.h (debug_data_references): Declared.
5694 (debug_data_reference): Declared.
5696 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5698 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5699 * tree-data-ref.h (scop_p): Removed.
5700 (struct data_reference): Remove field scop.
5702 (stmt_simple_memref_p): Removed.
5704 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5706 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5707 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5710 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5712 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5714 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5716 * doc/invoke.texi (-fgraphite-identity): Documented.
5718 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5720 * tree-scalar-evolution.c: Fix comment.
5721 (instantiate_scev_1): Return unknow from scev instantiation if the
5722 result is not above instantiate_below.
5724 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5726 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5727 static anymore. Instantiate the symbols that may have been introduced
5729 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5732 2009-07-30 DJ Delorie <dj@redhat.com>
5734 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5735 .vliw directive to VLIW sections.
5737 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5739 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5741 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5742 (AUTOHEADER): New variable.
5743 ($(srcdir)/cstamp-h.in): Use it.
5745 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5746 Pat Haugen <pthaugen@us.ibm.com>
5747 Revital Eres <ERES@il.ibm.com>
5749 * config/rs6000/vector.md (VEC_F): Add VSX support.
5753 (vector_load_<mode>): Ditto.
5754 (vector_store_<mode>): Ditto.
5755 (vector GPR move split): Ditto.
5756 (vec_reload_and_plus_<mptrsize>): Ditto.
5757 (vec_reload_and_reg_<mptrsize>): Ditto.
5758 (add<mode>3): Ditto.
5759 (sub<mode>3): Ditto.
5760 (mul<mode>3): Ditto.
5761 (neg<mode>2): Ditto.
5762 (abs<mode>2): Ditto.
5763 (smin<mode>3): Ditto.
5764 (smax<mode>3): Ditto.
5765 (vector_eq<mode>): Ditto.
5766 (vector_gt<mode>): Ditto.
5767 (vector_ge<mode>): Ditto.
5768 (vector_gtu<mode>): Ditto.
5769 (vector_select_<mode>_uns): Ditto.
5770 (vector_eq_<mode>_p): Ditto.
5771 (vector_gt_<mode>_p): Ditto.
5772 (vector_ge_<mode>_p): Ditto.
5773 (vector_gtu_<mode>_p): Ditto.
5774 (cr6_test_for_zero): Ditto.
5775 (cr6_test_for_zero_reverse): Ditto.
5776 (cr6_test_for_lt): Ditto.
5777 (cr6_test_for_lt_reverse): Ditto.
5778 (xor<mode>3): Ditto.
5779 (ior<mode>3): Ditto.
5780 (and<mode>3): Ditto.
5781 (one_cmpl<mode>2): Ditto.
5782 (nor<mode>2): Ditto.
5783 (andc<mode>2): Ditto.
5784 (float<VEC_int<mode>2): Ditto.
5785 (unsigned_float<VEC_int><mode>2): Ditto.
5786 (fix_trunc<mode><VEC_int>2): Ditto.
5787 (fixuns_trunc<mode><VEC_int>2): Ditto.
5789 (vec_set<mode>): Ditto.
5790 (vec_extract<mode>): Ditto.
5791 (vec_interleave_highv4sf): Ditto.
5792 (vec_interleave_lowv4sf): Ditto.
5793 (vec_realign_load_<mode>): Ditto.
5794 (vec_shl_<mode>): Ditto.
5795 (vec_shr_<mode>): Ditto.
5796 (div<mode>3): New patterns for VSX.
5797 (vec_interleave_highv2df): Ditto.
5798 (vec_interleave_lowv2df): Ditto.
5799 (vec_pack_trunc_v2df): Ditto.
5800 (vec_pack_sfix_trunc_v2df): Ditto.
5801 (vec_pack_ufix_trunc_v2df): Ditto.
5802 (vec_unpacks_hi_v4sf): Ditto.
5803 (vec_unpacks_lo_v4sf): Ditto.
5804 (vec_unpacks_float_hi_v4si): Ditto.
5805 (vec_unpacks_float_lo_v4si): Ditto.
5806 (vec_unpacku_float_hi_v4si): Ditto.
5807 (vec_unpacku_float_lo_v4si): Ditto.
5808 (movmisalign<mode>): Ditto.
5809 (vector_ceil<mode>2): New patterns for vectorizing math library.
5810 (vector_floor<mode>2): Ditto.
5811 (vector_btrunc<mode>2): Ditto.
5812 (vector_copysign<mode>3): Ditto.
5814 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5815 predicate for setting the high bit in each word, used for copysign.
5817 * config/rs6000/ppc-asm.h (f19): Whitespace.
5818 (f32-f63): Define if VSX.
5819 (v0-v31): Define if Altivec.
5820 (vs0-vs63): Define if VSX.
5822 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5824 * config/rs6000/power7.md: New file, provide tuning parameters for
5827 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5828 (rs6000_cpu_cpp_builtins): Ditto.
5829 (altivec_overloaded_builtins): Ditto.
5830 (altivec_resolve_overloaded_builtin): Ditto.
5832 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5833 debug switch to disable vectorizing simple math builtin
5836 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5837 Vectorize simple math builtin functions.
5838 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5839 hook to vectorize math builtins.
5840 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
5841 (rs6000_builtin_conversion): Add VSX/power7 support.
5842 (rs6000_builtin_vec_perm): Ditto.
5843 (vsplits_constant): Add support for loading up a vector constant
5844 with just the high bit set in each part.
5845 (rs6000_expand_vector_init): Add VSX/power7 support.
5846 (rs6000_expand_vector_set): Ditto.
5847 (rs6000_expand_vector_extract): Ditto.
5848 (rs6000_emit_move): Ditto.
5849 (bdesc_3arg): Ditto.
5850 (bdesc_2arg): Ditto.
5851 (bdesc_1arg): Ditto.
5852 (rs6000_expand_ternop_builtin): Ditto.
5853 (altivec_expand_builtin): Ditto.
5854 (rs6000_expand_unop_builtin): Ditto.
5855 (rs6000_init_builtins): Ditto.
5856 (altivec_init_builtins): Ditto.
5857 (builtin_function_type): Ditto.
5858 (rs6000_common_init_builtins): Ditto.
5859 (rs6000_handle_altivec_attribute); Ditto.
5860 (rs6000_mangle_type): Ditto.
5861 (rs6000_vector_mode_supported_p): Ditto.
5862 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5865 * config/rs6000/vsx.md: New file for VSX support.
5867 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
5868 identifing values with just the most significant bit set.
5869 (enum rs6000_builtins): Add builtins for VSX. Add simple math
5870 vectorized builtins.
5872 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
5873 (UNSPEC_VRFIM): Delete.
5874 (splitter for loading up vector with most significant bit): New
5875 splitter for vectorizing copysign.
5876 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
5877 vectorizing simple math functions.
5878 (altivec_vrfip): Add support for vectorizing simple math functions.
5879 (altivec_vrfim): Ditto.
5880 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
5882 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
5883 (power7.md, vsx.md): Include for power7 support.
5884 (copysigndf3): Use VSX instructions if -mvsx.
5885 (negdf2_fpr): Ditto.
5886 (absdf2_fpr): Ditto.
5887 (nabsdf2_fpr): Ditto.
5888 (adddf3_fpr): Ditto.
5889 (subdf3_fpr): Ditto.
5890 (muldf3_fpr): Ditto.
5891 (divdf3_fpr): Ditto.
5892 (fix_truncdfdi2_fpr): Ditto.
5893 (cmpdf_internal1): Ditto.
5894 (fred, fred_fpr): Convert into expander/insn to add VSX support.
5895 (btruncdf2, btruncdf2_fpr): Ditto.
5896 (ceildf2, ceildf2_fpr): Ditto.
5897 (floordf2, floordf2_fpr): Ditto.
5898 (floatdidf2, floatdidf2_fpr): Ditto.
5899 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5900 (fmsubdf4_fpr): Ditto.
5901 (fnmadddf4_fpr_1): Ditto.
5902 (fnmadddf4_fpr_2): Ditto.
5903 (fnmsubdf4_fpr_1): Ditto.
5904 (fnmsubdf4_fpr_2): Ditto.
5905 (fixuns_truncdfdi2): Add expander for VSX support.
5906 (fix_truncdfdi2): Ditto.
5907 (fix_truncdfsi2): Ditto.
5909 (btruncsf2): Whitespace.
5910 (movdf_hardfloat32): Add support for VSX registers.
5911 (movdf_softfloat32): Ditto.
5912 (movdf_hardfloat64): Ditto.
5913 (movdf_hardfloat64_mfpgpr): Ditto.
5914 (movdf_softfloat64): Ditto.
5915 (movti splitters): Add check for vector registers supporting
5916 TImode in the future.
5917 (bpermd): Add power7 bpermd instruction.
5919 * config/rs6000/altivec.h (vec_div): Define if VSX.
5923 (vec_nearbyint): Ditto.
5926 (all predicates): Use the generic builtin function, and not the V4SF
5927 specific function so that the predicates will work with VSX's V2DF.
5931 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5932 Document new VSX functions and types.
5934 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5937 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5938 "wa", and "j" constraints. Modify "v" to talk about Altivec
5939 instead of just vector.
5941 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5944 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5945 location for phi arguments.
5946 (rewrite_update_phi_arguments): Find locations for reaching defs.
5947 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5948 Add location to add_phi_arg calls.
5949 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5950 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5951 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5952 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5953 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5954 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5955 * tree-phinodes.c (make_phi_node): Initialize location.
5956 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5957 (add_phi_arg): Add location parameter.
5958 (remove_phi_arg_num): Move location when moving phi argument.
5959 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5961 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5962 slpeel_update_phi_nodes_for_guard1,
5963 slpeel_update_phi_nodes_for_guard2,
5964 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5965 vect_loop_versioning): Set locations.
5966 * tree-parloops.c (create_phi_for_local_result,
5967 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5968 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5969 * tree-vect-loop.c (get_initial_def_for_induction,
5970 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5972 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5973 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5974 (gimple_phi_arg_set_location): New. Set locus.
5975 (gimple_phi_arg_has_location): New. Check for locus.
5976 (redirect_edge_var_map_location): New. Return locus from var_map.
5977 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5978 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5979 combining PHI arguments.
5980 (cond_store_replacement): Set location.
5981 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5982 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5983 scop_add_exit_phis_edge): Add locations.
5984 * tree-cfgcleanup.c (remove_forwarder_block,
5985 remove_forwarder_block_with_phi): Add locations.
5986 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5987 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5989 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5990 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5991 flush_pending_stmts): Add source location.
5992 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5993 stack to preserve locations.
5994 * tree-vect-stmts.c (vectorizable_load): Add location.
5995 * tree-inline.c (copy_phis_for_bb): Copy locus.
5996 (setup_one_parameter): Add call locus to inlined parameter stmts.
5997 (initialize_inlined_parameters): Pass in call location as parameter
5999 (tree_function_versioning): Pass location to setup_one_parameter.
6000 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6001 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6002 copy and edge lists.
6003 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6004 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6005 locus parameter and override the stmt default if provided.
6006 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6007 elim_graph_add_edge, elim_graph_remove_succ_edge,
6008 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6009 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6010 eliminate_phi): Add locus info in elimination graph for each edge and
6012 (insert_backedge_copies): Copy locus if present.
6013 * tree-flow.h (struct _edge_var_map): Add locus field.
6014 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6015 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6016 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6018 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6020 2009-07-30 Martin Jambor <mjambor@suse.cz>
6022 PR tree-optimization/40570
6023 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6026 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6028 * ssa-loop-manip.c: Include langhooks.h.
6029 (rewrite_phi_with_iv): New.
6030 (rewrite_all_phi_nodes_with_iv): New.
6031 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6032 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6033 * tree-parloops.c (loop_parallel_p): Move out all conditions
6034 except dependency check.
6035 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6036 (gen_parallel_loop): Call canonicalize_loop_ivs without
6037 reduction_list argument.
6038 (build_new_reduction): New.
6039 (gather_scalar_reductions): New.
6040 (try_get_loop_niter): New.
6041 (try_create_reduction_list): New.
6042 (parallleize_loops): Change the parallel conditions check.
6043 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6044 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6046 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6048 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6050 * doc/options.texi (Option properties): Mention new quoting syntax.
6052 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6054 * config/alpha/alpha.c (alpha_start_function):
6055 Handle VMS_DEBUG_MAIN_POINTER
6056 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6057 * doc/invoke.texi: Document -mdebug-main switch.
6059 2009-07-29 Richard Henderson <rth@redhat.com>
6061 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6062 (cgraph_create_edge_including_clones): Likewise.
6063 * tree-inline.c (copy_bb): Operate on the correct edges
6064 when updating the callgraph.
6066 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6068 * config/alpha/vms-cc.c: Deleted.
6069 * config/alpha/vms-ld.c: Deleted.
6070 * config/alpha/t-vms64: Moved to config/vms
6071 * config/alpha/vms-crt0-64.c: Moved to config/vms
6072 * config/alpha/vms-crt0.c: Moved to config/vms
6073 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6074 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6075 * config/alpha/xm-vms.h: Moved to config/vms
6076 * config/alpha/x-vms: Moved to config/vms
6077 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6079 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6080 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6082 * config/vms/t-vms64: Moved here from config/alpha
6083 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6084 (argc,argv,envp): Enforce 32bit malloc'ing.
6085 * config/vms/vms-psxcrt0-64.c: Likewise.
6086 * config/vms/vms-crt0.c: Moved here from config/alpha.
6087 * config/vms/vms-psxcrt0.c: Likewise.
6088 * config/vms/vms-crtl-64.h: New file.
6089 * config/vms/vms-crtl.h: New file.
6090 * config/vms/vms.opt: New file.
6091 * config/vms/xm-vms64.h: New file.
6092 * config/vms/xm-vms.h: Moved here from config/alpha.
6093 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6095 * config/vms/x-vms: Moved here from config/alpha.
6096 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6097 (vms-ld.o, vms-cc.o): Removed.
6098 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6100 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6102 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6103 correct stack (obvious VMS fix).
6105 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6107 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6108 date, version info if VMS_DEBUGGING_INFO defined.
6109 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6110 size, date calculating code moved here.
6112 2009-07-29 Paul Brook <paul@codesourcery.com>
6114 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6117 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6120 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6121 to DImode when generating insq_le insn.
6123 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6125 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6126 New macro set for VMS_DEBUGGGING_INFO.
6127 (AT_string_form): Use it.
6129 2009-07-28 DJ Delorie <dj@redhat.com>
6131 * config/mep/mep.c (vtext_section): New.
6132 (vftext_section): New.
6133 (ftext_section): New.
6134 (mep_select_section): Add support for functions.
6135 (mep_unique_section): Likewise.
6136 (mep_asm_init_sections): Likewise.
6137 (mep_encode_section_info): Remove it from here.
6139 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6141 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6143 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6144 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6146 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6148 * dwarf2out.c (output_file_names): Test new macro
6149 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6150 (add_comp_dir_attribute): Likewise.
6152 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6154 * config/i386/mingw-w64.h (LINK_SPEC): Add
6155 separating space between commands.
6157 2009-07-28 Jan Hubicka <jh@suse.cz>
6159 PR tree-optimization/40759
6160 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6163 2009-07-27 DJ Delorie <dj@redhat.com>
6165 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6166 types are dword-aligned.
6167 (mep_expand_va_start): Likewise.
6169 2009-07-27 Olivier Hainque <hainque@adacore.com>
6170 Douglas B Rupp <rupp@gnat.com>
6172 * convert.c (convert_to_pointer): Don't assume the target
6173 pointer type is POINTER_SIZE long. Fetch its precision instead.
6175 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6177 * system.h (fopen): Undefine if macro.
6179 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6181 * dwarf2out.c (output_cfi_p): Removed.
6182 (output_cfis): New function.
6183 (output_fde): New function, split from output_call_frame_info.
6184 (output_call_frame_info): Use it.
6185 (dwarf2out_switch_text_section): Use output_cfis.
6187 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6189 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6190 TARGET_BI_ARCH is specified without enabling SJLJ.
6191 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6192 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6194 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6196 * arm.md (negdi2): Use DImode if forcing a value into a register.
6198 2009-07-26 Ira Rosen <irar@il.ibm.com>
6200 PR tree-optimization/40801
6201 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6202 of vector operand from the previous copy of vector statement.
6203 Pass the correct definition type value to
6204 vect_get_vec_def_for_stmt_copy().
6206 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6208 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6209 const char ** conversion.
6211 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6213 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6214 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6215 (gcc_unreachable): Invoke __builtin_unreachable() if
6216 !ENABLE_ASSERT_CHECKING.
6218 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6220 PR rtl-optimization/40445
6221 * emit-rtl.c (next_nonnote_insn_bb): New function.
6222 * rtl.h (next_nonnote_insn_bb): Declare new function.
6223 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6224 with no successors that is the successor of the ENTRY_BLOCK.
6225 Continue from the top after removing an empty fallthrough block.
6226 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6227 of next_nonnote_insn.
6229 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6231 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6233 2009-07-25 Martin Jambor <mjambor@suse.cz>
6235 * c-common.c (c_common_attribute_table): New element for noclone.
6236 (handle_noclone_attribute): New function. Forward-declare.
6237 * tree-inline.c (tree_versionable_function_p): Check for noclone
6239 * doc/extend.texi (Labels as Values): Document need for noclone.
6240 (Function Attributes): Document noclone attribute.
6242 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6244 PR rtl-optimization/34999
6245 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6246 and dw_fde_switched_cold_to_hot fields.
6247 (output_cfi_p): New function.
6248 (output_call_frame_info): If fde->dw_fde_switched_sections,
6249 output 2 FDEs instead of one with corrupted header.
6250 (dwarf2out_do_cfi_startproc): New function.
6251 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6252 and fde->dw_fde_switched_cold_to_hot.
6253 (dwarf2out_switch_text_section): Compute
6254 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6255 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6256 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6257 Otherwise, compute fde->dw_fde_switch_cfi.
6259 2009-07-24 Cary Coutant <ccoutant@google.com>
6261 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6263 2009-07-24 Cary Coutant <ccoutant@google.com>
6265 * cfghooks.c (split_block): Copy discriminator to new block.
6266 * tree-cfg.c (assign_discriminator): Check location of last
6267 instruction in block as well as first.
6269 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6271 * config/i386/linux.c: Use fputs or putc instead of fprintf
6273 * config/i386/gas.h: Ditto.
6274 * config/i386/x86-64.h: Ditto.
6275 * config/i386/att.h: Ditto.
6277 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6279 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6282 2009-07-24 Martin Jambor <mjambor@suse.cz>
6284 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6285 (ipa_push_func_to_list_1): Declare.
6286 (ipa_push_func_to_list): New function.
6288 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6289 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6290 (ipa_push_func_to_list): Removed.
6291 (ipa_pop_func_from_list): Clear node_enqueued flag.
6293 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6295 * config/s390/s390.c (override_options): Default
6296 max-unrolled-insns to 100 for z10 tuning.
6298 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6300 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6301 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6302 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6303 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6304 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6305 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6306 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6308 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6310 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6311 use default set in mingw32.h header.
6312 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6313 64-bit /mingw/include path.
6314 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6317 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6319 PR rtl-optimization/40209
6320 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6322 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6325 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6326 with the rest of string where appropriate. Use fputs or putc
6327 instead of fprintf where appropriate.
6329 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6330 Pat Haugen <pthaugen@us.ibm.com>
6331 Revital Eres <ERES@il.ibm.com>
6333 * config/rs6000/vector.md: New file. Move most of the vector
6334 expander support here from altivec.md to allow for the VSX vector
6335 unit in the future. Add support for secondary_reload patterns.
6336 Rewrite the patterns for vector comparison, and vector comparison
6337 predicate instructions so that the RTL expresses the desired
6338 behavior, instead of using unspec.
6340 * config/rs6000/constraints.md ("f" constraint): Use
6341 rs6000_constraints to hold the precalculated register class.
6342 ("d" constraint): Ditto.
6343 ("wd" constraint): New constraint for VSX.
6344 ("wf" constraint): Ditto.
6345 ("ws" constraint): Ditto.
6346 ("wa" constraint): Ditto.
6347 ("wZ" constraint): Ditto.
6348 ("j" constraint): Ditto.
6350 * config/rs6000/predicates.md (vsx_register_operand): New
6352 (vfloat_operand): New predicate for vector.md.
6353 (vint_operand): Ditto.
6354 (vlogical_operand): Ditto.
6355 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6356 (easy_vector_constant): Add VSX support.
6357 (altivec_indexed_or_indirect_operand): New predicate for
6358 recognizing Altivec style memory references with AND -16.
6360 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6361 for vector secondary reload support.
6362 (rs6000_vector_reg_class): Delete, replacing it with
6364 (rs6000_vsx_reg_class): Ditto.
6365 (rs6000_constraints): New array to hold the register classes of
6366 each of the register constraints that can vary at runtime.
6367 (builtin_mode_to_type): New static array for builtin function type
6369 (builtin_hash_table): New static hash table for builtin function
6371 (TARGET_SECONDARY_RELOAD): Define target hook.
6372 (TARGET_IRA_COVER_CLASSES): Ditto.
6373 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6374 registers are 128 bits if VSX memory reference instructions are used.
6375 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6377 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6378 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6379 Print several of the scheduling related parameters.
6380 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6381 rs6000_constraints instead of rs6000_vector_reg_class. Move
6382 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6383 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6384 Altivec. Add VSX support. Setup for secondary reload support on
6385 Altivec/VSX registers.
6386 (rs6000_override_options): Make power7 set the scheduling groups
6387 like the power5. Add support for new debug switches to override
6388 the scheduling defaults. Temporarily disable -mcpu=power7 from
6389 setting -mvsx. Add support for debug switches -malways-hint,
6390 -msched-groups, and -malign-branch-targets.
6391 (rs6000_buitlin_conversion): Add support for returning unsigned
6392 vector conversion functions to fix regressions due to stricter
6394 (rs6000_builtin_mul_widen_even): Ditto.
6395 (rs6000_builtin_mul_widen_odd): Ditto.
6396 (rs6000_builtin_vec_perm): Ditto.
6397 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6398 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6400 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6402 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6403 VSX types for bit operations. Changes to accomidate vector.md.
6404 (bdesc_2arg): Ditto.
6405 (bdesc_1arg): Ditto.
6406 (struct builtin_description_predicates): Rewrite predicate
6407 handling so that RTL describes the operation, instead of passing
6408 the instruction to be used as a string argument.
6409 (bdesc_altivec_preds): Ditto.
6410 (altivec_expand_predicate_builtin): Ditto.
6411 (altivec_expand_builtin): Ditto.
6412 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6413 statement for vsldoi support.
6414 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6415 (altivec_expand_st_builtin): Ditto.
6416 (paired_expand_builtin): Whitespace changes.
6417 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6418 builtin_mode_to_type table for secondary reload. Call
6419 builtin_function_type to build random builtin functions.
6420 (altivec_init_builtins): Change to use builtin_function_type to
6421 create builtin function types dynamically as we need them.
6422 (builtin_hash_function): New support for hashing the tree types
6423 for builtin function as we need it, rather than trying to build
6424 all of the trees that we need. Add initial preliminary VSX support.
6425 (builtin_function_type): Ditto.
6426 (builtin_function_eq): Ditto.
6427 (builtin_hash_struct): Ditto.
6428 (rs6000_init_builtins): Ditto.
6429 (rs6000_common_init_builtins): Ditto.
6430 (altivec_init_builtins): Ditto.
6431 (rs6000_common_init_builtins): Ditto.
6432 (enum reload_reg_type): New enum for simplifing reg classes.
6433 (rs6000_reload_register_type): Simplify register classes into GPR,
6434 Vector, and other registers. Altivec and VSX addresses in reload.
6435 (rs6000_secondary_reload_inner): Ditto.
6436 (rs6000_ira_cover_classes): New target hook, that returns the
6437 appropriate cover classes, based on -mvsx being used or not.
6438 (rs6000_secondary_reload_class): Add VSX support.
6439 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6440 (get_vsel_insn): Ditto.
6441 (rs6000_emit_vector_compare): Rewrite vector conditional support
6442 so that where we can, we use RTL operators, instead of blindly use
6444 (rs6000_emit_vector_select): Ditto.
6445 (rs6000_emit_vector_cond_expr): Ditto.
6446 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6447 (create_TOC_reference): Add -mdebug=addr support.
6448 (emit_frame_save): VSX loads/stores need register indexed addressing.
6450 * config/rs6000/rs6000.md: Include vector.md.
6452 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6455 support for V2DI, V2DF in logical, permute, select operations.
6457 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6458 switch for vsx/power7.
6459 (-mvsx-scalar-memory): Ditto.
6460 (-mvsx-align-128): Ditto.
6461 (-mallow-movmisalign): Ditto.
6462 (-mallow-df-permute): Ditto.
6463 (-msched-groups): Ditto.
6464 (-malways-hint): Ditto.
6465 (-malign-branch-targets): Ditto.
6467 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6469 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6470 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6471 (rs6000_vector_reg_class): Delete.
6472 (rs6000_vsx_reg_class): Ditto.
6473 (enum rs6000_reg_class_enum): New enum for the constraints that
6474 vary based on target switches.
6475 (rs6000_constraints): New array to hold the register class for all
6476 of the register constraints that vary based on the switches used.
6477 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6478 (enum rs6000_builtins): Add unsigned varients for the builtin
6479 declarations returned by target hooks for expanding multiplies,
6480 select, and permute operations. Add VSX builtins.
6481 (enum rs6000_builtin_type_index): Add entries for VSX.
6482 (V2DI_type_node): Ditto.
6483 (V2DF_type_node): Ditto.
6484 (unsigned_V2DI_type_node): Ditto.
6485 (bool_long_type_node): Ditto.
6486 (intDI_type_internal_node): Ditto.
6487 (uintDI_type_internal_node): Ditto.
6488 (double_type_internal_node): Ditto.
6490 * config/rs6000/altivec.md (whole file): Move all expanders to
6491 vector.md from altivec.md. Rename insn matching functions to be
6493 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6494 (altivec_vcmp*): Ditto.
6495 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6496 (VM): New iterator for moves that includes the VSX types.
6497 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6498 (altivec_vperm_<mode>_uns): New, for unsigned types.
6499 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6500 (altivec_eq<mode>): Ditto.
6501 (altivec_gt<mode>): Ditto.
6502 (altivec_gtu<mode>): Ditto.
6503 (altivec_eqv4sf): Ditto.
6504 (altivec_gev4sf): Ditto.
6505 (altivec_gtv4sf): Ditto.
6506 (altivec_vcmpbfp_p): Ditto.
6508 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6510 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6513 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6516 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6517 ASM_SHORT instead of .word.
6518 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6519 instead of .word in asm template.
6521 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6524 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6525 (process_bb_node_lives): Use it.
6527 * ira.c (setup_cover_and_important_classes): Don't setup
6528 ira_important_class_nums. Add cover classes to the end of
6530 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6532 (find_reg_class_closure): Use reorder_important_classes.
6534 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6536 * config/i386/i386.c (i386_ira_cover_classes): New function.
6537 (TARGET_IRA_COVER_CLASSES): Redefine.
6539 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6540 importance of order of cover classes in the array.
6542 2009-07-22 Diego Novillo <dnovillo@google.com>
6544 * tree-pass.h (TDF_EH): Define.
6545 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6546 contains TDF_EH, print the EH region number holding GS.
6547 * tree-dump.c (dump_options): Add "eh".
6548 * doc/invoke.texi: Document it.
6550 2009-07-22 Doug Kwan <dougkwan@google.com>
6552 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6554 2009-07-22 Michael Matz <matz@suse.de>
6556 PR tree-optimization/35229
6557 PR tree-optimization/39300
6559 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6560 (inhibit_phi_insertion): New function.
6561 (insert_into_preds_of_block): Call it for REFERENCEs.
6562 (init_pre): Initialize and finalize scalar evolutions.
6563 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6565 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6567 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6568 Use CONST_VECTOR_NUNITS to determine number of elements.
6570 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6572 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6573 (U, W): Constraints are now deprecated and will be removed if we
6575 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6577 ("prefetch"): Add the stcmh instruction for prefetching.
6578 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6580 (s390_short_displacement): Return always true if compiling for
6581 machines not providing the long displacement facility.
6582 (s390_mem_constraint): Support the new constraint letter Z.
6583 (s390_check_qrst_address): New function.
6585 2009-07-21 DJ Delorie <dj@redhat.com>
6587 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6590 2009-07-21 Jason Merrill <jason@redhat.com>
6592 * c-common.c (max_tinst_depth): Increase default to 1024.
6594 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6596 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6597 (vec_unpacku_float_lo_v4si): Ditto.
6599 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6602 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6603 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6604 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6605 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6607 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6609 PR tree-optimization/40813
6610 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6613 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6615 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6616 with a NOP_EXPR if needed.
6618 2009-07-21 Paul Brook <paul@codesourcery.com>
6620 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6621 Terminate debug dump with newline.
6623 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6625 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6626 Cast "1" to unsigned HOST_WIDE_INT.
6627 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6628 deposit length to the maximum length - lsb. Extend length if
6629 HOST_BITS_PER_WIDE_INT is 32.
6631 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6633 * cgraph.h (constant_pool_htab): New function.
6634 (constant_descriptor_tree): Move from varasm.c.
6635 * varasm.c (constant_pool_htab): New function.
6636 (constant_descriptor_tree): Move to cgraph.h.
6638 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6640 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6642 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6644 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6647 2009-07-20 Xinliang David Li <davidxl@google.com>
6649 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6651 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6653 * config/mips/mips.md (move_type): Add arith.
6654 (type): Handle arith.
6655 (zero_extendsidi2): Rename this into ...
6656 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6657 (zero_extendsidi2): New expander.
6658 (*zero_extendsidi2_dext): New pattern.
6660 2009-07-20 Nick Clifton <nickc@redhat.com>
6662 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6663 to set MIPS_ABI_DEFAULT.
6664 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6666 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6668 * tree-object-size.c (addr_object_size): Handle unions with
6669 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6671 PR tree-optimization/40792
6672 * tree.c (build_function_type_skip_args): Remove bogus assert.
6674 2009-07-20 Jan Hubicka <jh@suse.cz>
6675 Martin Jambor <mjambor@suse.cz>
6677 * cgraph.h (combined_args_to_skip): New field.
6678 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6679 combined_args_to_skip and args_to_skip.
6680 * tree-inline.c (update_clone_info): New function.
6681 (tree_function_versioning): Call update_clone_info.
6682 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6684 (cgraph_materialize_all_clones): More extensive dumping, working
6685 with combined_args_to_skip rather than args_to_skip.
6687 2009-07-20 Ira Rosen <irar@il.ibm.com>
6689 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6690 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6691 (get_initial_def_for_reduction): Likewise.
6692 (vectorizable_reduction): Skip the check of first operand in case
6693 of COND_EXPR. Add check that it is outer loop vectorization if
6694 nested cycle was detected. Call vectorizable_condition() for
6695 COND_EXPR. If reduction epilogue cannot be created do not fail for
6696 nested cycles (if it is not double reduction). Assert that there
6697 is only one type in the loop in case of COND_EXPR. Call
6698 vectorizable_condition() to vectorize COND_EXPR.
6699 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6700 Add parameters. Allow nested cycles if called from
6701 vectorizable_reduction(). Use reduction vector variable if provided.
6702 (vect_analyze_stmt): Call vectorizable_reduction() before
6703 vectorizable_condition().
6704 (vect_transform_stmt): Update call to vectorizable_condition().
6706 2009-07-20 Christian Bruel <christian.bruel@st.com>
6708 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6709 * doc/invoke.texi (-mfmovd): Likewise.
6710 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6712 2009-07-20 Jan Hubicka <jh@suse.cz>
6714 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6715 when handling SSA name.
6717 2009-07-19 Jan Hubicka <jh@suse.cz>
6719 PR tree-optimization/40676
6720 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6721 virtual PHIs in empty BBs.
6723 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6725 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6726 re-expanded the compound use gen_lowpart instead to convert to the
6729 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6731 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6732 OUTER_CONST arguments.
6733 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6734 the new wider mode will be masked off.
6735 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6737 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6739 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6740 high-order bits are zero.
6742 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6744 * combine.c (simplify_shift_const_1): Split code to determine
6746 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6747 new bits shifted in are identical to the old sign bit.
6749 2009-07-18 Richard Guenther <rguenther@suse.de>
6752 * gimplify.c (gimplify_call_expr): Reject code using results from
6753 functions returning void.
6755 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6757 * doc/md.texi: Document the new PowerPC "es" constraint.
6758 Document that "m" can include automodified addresses on this target,
6759 and explain how %U must be used. Extend the "Q" and "Z" documentation
6760 to suggest "es" as well as "m".
6761 * config/rs6000/constraints.md (es): New memory constraint.
6762 (Q, Z): Update strings to match new documentation.
6764 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6766 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6767 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6768 * config/rs6000/predicates.md (volatile_mem_operand): Use
6769 offsettable_nonstrict_memref_p.
6770 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6771 (*floatunssidf2_internal): Likewise.
6772 (*fix_truncdfsi2_internal): Likewise.
6773 (*fix_trunctfsi2_internal): Likewise.
6775 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6777 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6779 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6781 2009-07-17 Richard Guenther <rguenther@suse.de>
6784 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6785 (pass_warn_unused_result): Likewise.
6786 (TODO_set_props): Remove.
6787 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6789 (pass_diagnose_omp_blocks): Define.
6790 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6791 (c_gimple_diagnostics_recursively): Remove.
6792 (finish_function): Do not call it.
6793 (c_write_global_declarations): Continue after errors.
6794 Finalize the CU here.
6795 * c-gimplify.c (c_genericize): Do not gimplify here.
6796 * c-common.c (c_warn_unused_result): Move ...
6797 * tree-cfg.c (do_warn_unused_result): ... here.
6798 (run_warn_unused_result): New function.
6799 (gate_warn_unused_result): New function.
6800 (pass_warn_unused_result): New pass.
6801 * c-common.h (c_warn_unused_result): Remove.
6802 * flags.h (flag_warn_unused_result): Declare.
6803 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6804 * opts.c (flag_warn_unused_result): Initialize to false.
6805 * toplev.c (compile_file): Add comment.
6806 * omp-low.c (create_omp_child_function): Do not register
6807 the function with the frontend.
6808 (diagnose_omp_structured_block_errors): Prepare to be
6809 called as optimization pass.
6810 (gate_diagnose_omp_blocks): New function.
6811 (pass_diagnose_omp_blocks): New pass.
6812 * cgraph.h (cgraph_optimize): Remove.
6813 (cgraph_analyze_function): Likewise.
6814 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6815 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6816 before their parents here.
6817 (cgraph_finalize_function): Not here.
6818 (cgraph_analyze_function): Gimplify functions here.
6819 (cgraph_finalize_compilation_unit): Continue after errors.
6820 Optimize the callgraph from here.
6821 (cgraph_optimize): Make static.
6822 * langhooks.c (write_global_declarations): Finalize the CU.
6823 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6824 (gimplify_function_tree): Assert we gimplify only once.
6825 Set PROP_gimple_any property.
6826 * tree-nested.c (gimplify_all_functions): New function.
6827 (lower_nested_functions): Gimplify all nested functions.
6828 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6829 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6830 and pass_diagnose_omp_blocks after gimplification. Do not
6831 set TODO_set_props on all_lowering_passes.
6832 (execute_one_pass): Do not handle TODO_set_props.
6833 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6834 (gimplify.o): Add tree-pass.h dependency.
6835 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6836 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6837 (unsave_r): Likewise.
6838 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
6841 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
6843 * doc/service.texi (Service): Restore previously removed link,
6844 which isn't broken after all.
6846 2009-07-17 Richard Guenther <rguenther@suse.de>
6848 PR tree-optimization/40321
6849 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
6850 PHI nodes to the maximal set.
6851 (make_values_for_phi): Add PHI arguments to the maximal set.
6852 (execute_pre): Dump PHI_GEN and the maximal set.
6854 2009-07-17 Jakub Jelinek <jakub@redhat.com>
6857 * gimplify.c (gimplify_conversion): Don't change non-conversions into
6860 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6862 * doc/extend.texi (Nested Functions): Replace broken link with
6864 * doc/service.texi (Service): Remove broken link.
6866 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
6869 * builtins.c (expand_builtin_memcmp): Use loc instead of
6870 EXPR_LOCATION (exp).
6871 (expand_builtin_strncmp): Likewise.
6873 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
6874 Manuel López-Ibáñez <manu@gcc.gnu.org>
6877 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6878 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
6879 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
6880 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
6881 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
6882 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
6883 tree-inline.c, c-common.c, c-common.h, gimple.c,
6884 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
6885 convert.c: Add location argument to fold_{unary,binary,ternary},
6886 fold_build[123], build_call_expr, build_size_arg,
6887 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
6888 fold_build1_initializer, fold_build2_initializer,
6889 fold_build3_initializer, fold_build_call_array,
6890 fold_build_call_array_initializer, fold_single_bit_test,
6891 omit_one_operand, omit_two_operands, invert_truthvalue,
6892 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
6893 combine_comparisons, fold_builtin_*, fold_call_expr,
6894 build_range_check, maybe_fold_offset_to_address, round_up,
6897 2009-07-16 Jason Merrill <jason@redhat.com>
6900 * c-common.c (c_common_reswords): Add __is_standard_layout
6902 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6903 * doc/implement-cxx.texi: New.
6904 * doc/gcc.texi: Include it.
6906 2009-07-16 DJ Delorie <dj@redhat.com>
6908 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6909 compares that may be indirectly affected by previous instructions.
6911 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6913 * builtins.c (do_mpc_arg2): New.
6914 (fold_builtin_2): Fold builtin cpow.
6915 * real.h (HAVE_mpc_pow): New.
6917 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6919 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6920 comparison to skip unprofitable schedule
6922 2009-07-16 Simon Baldwin <simonb@google.com>
6924 * gcc.c (option_map): New flag -no-canonical-prefixes.
6925 * (display_help): Print help text for new flag.
6926 * (process_command): Move options translation and language specifics
6927 and handle new flag early. Use it to set a function pointer to a
6928 prefix builder. Replace make_relative_prefix calls with calls to
6929 the function pointed to. Ignore new flag in regular options handling.
6930 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6932 2009-07-15 DJ Delorie <dj@redhat.com>
6934 * config/mep/mep.md (sibcall_internal): Change register to avoid
6936 (sibcall_value_internal): Likewise.
6938 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6940 PR rtl-optimization/40710
6941 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6943 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6945 * config/mips/mips.md (*extenddi_truncate<mode>,
6946 *extendsi_truncate<mode>): Change type attribute to move_type
6947 with shift_shift. Split out code handling exts from here ...
6948 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6950 (*extendhi_truncateqi): Change type attribute to move_type with
6951 shift_shift. Split out code handling exts from here ...
6952 (*extendhi_truncateqi_exts): ... to this new pattern.
6954 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6956 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6957 instead of "and" with inverted sign bit mask value. Use
6958 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6959 Allocate registers only for operand 4 and operand 5.
6961 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6964 * fold-const.c (fold_cond_expr_with_comparison): When folding
6965 < and <= to MIN, make sure the MIN uses the same type as the
6966 comparison's operands.
6968 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6970 * arm.md (ior_xor): New code iterator.
6971 (split for ior/xor with shift and zero-extend): New split pattern.
6972 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6974 2009-07-15 Richard Guenther <rguenther@suse.de>
6976 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6979 2009-07-15 Richard Guenther <rguenther@suse.de>
6982 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6984 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6986 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6987 handle 2.6.30 kernel.
6989 2009-07-15 DJ Delorie <dj@redhat.com>
6991 * config/mep/mep.md (sibcall_internal): Change register to allow
6992 for 24-bit addresses.
6993 (sibcall_value_internal): Likewise.
6995 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6997 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6998 that are enabled/disabled by the flags introduced by a previous patch.
7000 2009-07-14 DJ Delorie <dj@redhat.com>
7002 * config/mep/mep.md (sibcall_internal): Include non-toggling
7004 (sibcall_value_internal): Likewise.
7006 2009-07-14 Taras Glek <tglek@mozilla.com>
7007 Rafael Espindola <espindola@google.com>
7009 * doc/sourcebuild.texi: Document install-plugin target.
7010 * configure.ac: Added install-plugin target to language makefiles.
7011 * configure: Regenerate.
7012 * Makefile.in: (install-plugin): Install more headers,
7013 depend on lang.install-plugin.
7015 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7017 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7020 2009-07-14 DJ Delorie <dj@redhat.com>
7022 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7023 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7024 * config/mep/mep.md (sibcall_internal): Change test from
7025 mep_vliw_mode_match to mep_vliw_jmp_match.
7026 (sibcall_value_internal): Likewise.
7028 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7030 * config/i386/sse.md (copysign<mode>3): New expander.
7031 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7032 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7033 Use ix86_build_const_vector.
7034 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7035 IX86_BUILTIN_CPYSGNPD.
7036 (builtin_description): Add __builtin_ia32_copysignps and
7037 __builtin_ia32_copysignpd.
7038 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7039 and BUILT_IN_COPYSIGNF.
7041 2009-07-13 Jason Merrill <jason@redhat.com>
7043 * builtins.c (can_trust_pointer_alignment): New fn.
7044 (get_pointer_alignment): Factor it out from here.
7045 * tree.h: Declare it.
7047 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7049 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7052 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7056 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7058 2009-07-14 Richard Guenther <rguenther@suse.de>
7059 Andrey Belevantsev <abel@ispras.ru>
7062 * cfgexpand.c (partition_stack_vars): Do not bother to update
7063 alias information when not optimizing.
7065 2009-07-14 Richard Guenther <rguenther@suse.de>
7066 Andrey Belevantsev <abel@ispras.ru>
7068 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7069 (pt_solution_set): Likewise.
7070 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7071 * tree-ssa-structalias.c (pt_solution_set): New function.
7072 * final.c (rest_of_clean_state): Free SSA data structures.
7073 * print-rtl.c (print_decl_name): Remove.
7074 (print_mem_expr): Implement in terms of print_generic_expr.
7075 * alias.c (ao_ref_from_mem): New function.
7076 (rtx_refs_may_alias_p): Likewise.
7077 (true_dependence): Query alias-export info.
7078 (canon_true_dependence): Likewise.
7079 (write_dependence_p): Likewise.
7080 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7082 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7083 (mem_expr_equal_p): Use operand_equal_p.
7084 (set_mem_attributes_minus_bitpos): Do not use
7085 component_ref_for_mem_expr.
7086 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7087 (update_alias_info_with_stack_vars): Likewise.
7088 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7089 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7090 explicitly nor clear stmt operands.
7091 Free the decl-to-pointer map.
7092 * tree-optimize.c (execute_free_datastructures): Do not free
7093 SSA data structures here.
7094 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7095 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7096 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7098 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7100 2009-07-13 DJ Delorie <dj@redhat.com>
7102 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7103 unrolling at the right iteration count.
7105 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7108 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7110 * haifa-sched.c (rank_for_schedule): Introduced flags to
7111 enable/disable individual scheduling heuristics.
7112 * common.opt: Introduced flags to enable/disable individual
7113 heuristics in the scheduler.
7114 * doc/invoke.texi: Introduced flags to enable/disable individual
7115 heuristics in the scheduler.
7117 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7119 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7120 config/i386/mingw-tls.c.
7121 * config/i386/mingw-tls.c: Removed.
7123 2009-07-13 Ira Rosen <irar@il.ibm.com>
7125 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7126 checks access only relevant statements.
7127 (vectorizable_reduction): Likewise.
7129 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7131 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7132 just for 32-bit case.
7134 2009-07-12 Jan Hubicka <jh@suse.cz>
7136 PR tree-optimization/40585
7137 * except.c (expand_resx_expr): When there already is resume
7138 instruction, produce linked list.
7139 (build_post_landing_pads): Assert that resume is empty.
7140 (connect_post_landing_pads): Handle resume lists.
7141 (dump_eh_tree): Dump resume list.
7143 2009-07-12 Ira Rosen <irar@il.ibm.com>
7145 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7146 with additional argument.
7147 * tree-vectorizer.h (enum vect_def_type): Add
7148 vect_double_reduction_def.
7149 (vect_is_simple_reduction): Add argument.
7150 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7152 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7153 vect_is_simple_reduction with additional argument.
7154 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7156 (reduction_code_for_scalar_code): Handle additional codes by
7157 returning ERROR_MARK for them. Fix comment and indentation.
7158 (vect_is_simple_reduction): Fix comment, add argument to specify
7159 double reduction. Detect double reduction.
7160 (get_initial_def_for_induction): Fix indentation.
7161 (get_initial_def_for_reduction): Fix comment and indentation.
7162 Handle double reduction. Create initial definitions that do not
7163 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7164 (vect_create_epilog_for_reduction): Fix comment, add argument to
7165 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7166 epilogue result extraction. Create double reduction phi node and
7167 replace relevant uses.
7168 (vectorizable_reduction): Call vect_is_simple_reduction with
7169 additional argument. Fix indentation. Update epilogue code treatment
7170 according to the changes in reduction_code_for_scalar_code. Check
7171 for double reduction. Call vect_create_epilog_for_reduction with
7172 additional argument.
7173 * tree-vect-stmts.c (process_use): Handle double reduction, update
7175 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7176 (vect_get_vec_def_for_operand): Likewise.
7178 2009-07-12 Danny Smith <dansmister@gmail.com>
7180 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7181 dllexport if !TREE_PUBLIC.
7182 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7184 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7186 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7187 (avr_extra_arch_macro) Remove declatation.
7188 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7189 (avr_extra_arch_macro) Declare as static.
7190 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7192 2009-07-11 Jan Hubicka <jh@suse.cz>
7195 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7197 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7200 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7201 cold_in_std_section bits.
7202 (dwarf2out_begin_prologue): Initialize them.
7203 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7204 if already covered by text_section or cold_text_section range.
7206 PR rtl-optimization/40667
7207 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7208 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7209 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7210 * config/i386/i386.c (ix86_minimum_alignment): New function.
7211 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7212 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7213 * emit-rtl.c (gen_reg_rtx): Likewise.
7214 * function.c (assign_parms): Likewise. If nominal_type needs
7215 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7216 rather than passed_type's alignment.
7219 * function.c (assign_parm_setup_stack): Adjust
7220 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7221 from nominal_mode on big endian.
7223 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7225 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7227 2009-07-10 DJ Delorie <dj@redhat.com>
7229 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7231 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7233 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7235 (thumb2_cbnz): Likewise.
7237 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7240 * config.gcc (supported_defaults): Add synci.
7241 (with_synci): Add validation.
7242 (all_defaults): Add synci.
7243 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7246 * config/mips/mips.opt (msynci): New option.
7247 * config/mips/mips.c (mips_override_options): Warn on use of
7248 -msynci for targets that do now support it.
7249 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7251 * gcc/doc/invoke.texi (-msynci): Document the new option.
7252 * doc/install.texi (--with-synci): Document the new option.
7254 2009-07-10 Richard Guenther <rguenther@suse.de>
7256 PR tree-optimization/40496
7257 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7258 the PHI result with a compatible type.
7260 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7264 * c.opt (Wunused-result): New.
7265 * doc/invoke.texi: Document it.
7266 * c-common.c (c_warn_unused_result): Use it.
7268 2009-07-09 DJ Delorie <dj@redhat.com>
7270 * targhooks.c (default_target_can_inline_p): Rename from
7271 default_target_option_can_inline_p.
7272 * targhooks.h (default_target_can_inline_p): Likewise.
7273 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7274 TARGET_OPTION_CAN_INLINE_P.
7275 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7276 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7277 (mep_target_can_inline_p): Rename from
7278 mep_target_option_can_inline_p.
7281 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7282 registers used to pass vectors.
7284 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7286 2009-07-09 Tom Tromey <tromey@redhat.com>
7288 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7289 * config/mmix/mmix.c: Include dwarf2.h.
7290 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7291 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7292 * config/sh/sh.c: Include dwarf2.h.
7293 * config/i386/i386.c: Include dwarf2.h.
7294 * Makefile.in (DWARF2_H): Remove 'elf'.
7295 * except.c: Include dwarf2.h.
7296 * unwind-dw2.c: Include dwarf2.h.
7297 * dwarf2out.c: Include dwarf2.h.
7298 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7299 * unwind-dw2-fde.c: Include dwarf2.h.
7300 * dwarf2asm.c: Include dwarf2.h.
7302 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7304 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7305 (max_issue): Use it.
7306 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7308 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7309 (region_sched_info): Update.
7310 * sched-ebb.c (ebb_sched_info): Update.
7311 * modulo-sched.c (sms_sched_info): Update.
7312 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7314 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7316 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7318 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7320 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7322 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7325 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7326 arg1 with arg01 if arg1 is already INTEGER_CST.
7328 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7330 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7331 Transform (and (truncate)) into (truncate (and)).
7333 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7335 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7336 creating LHS paradoxical subregs. Fix surrounding returns to
7337 use NULL_RTX rather than 0.
7339 2009-07-08 DJ Delorie <dj@redhat.com>
7341 * config/mep/mep.c: (mep_option_can_inline_p): New.
7342 (TARGET_OPTION_CAN_INLINE_P): Define.
7344 2009-07-08 Mark Wielaard <mjw@redhat.com>
7347 * dwarf2out.c (add_data_member_location_attribute): When we have
7348 only a constant offset don't emit a new location description using
7349 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7352 2009-07-08 Richard Henderson <rth@redhat.com>
7355 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7356 (enum reg_class): Add CLOBBERED_REGS.
7357 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7358 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7359 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7360 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7361 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7362 force 64-bit sibcalls into R11.
7363 * config/i386/constraints.md (U): New constraint.
7364 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7365 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7366 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7368 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7370 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7372 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7373 * ebitmap.h (dump_ebitmap): Ditto.
7374 * optabs.h (optab_libfunc): Ditto.
7375 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7376 * tree-flow.h (vect_can_force_dr_alignment_p,
7377 get_vectype_for_scalar_type): Ditto.
7378 (vectorize_loops): Move prototype to ...
7379 * tree-vectorizer.h: ... here. Also, adjust comment.
7380 (vect_set_verbosity_level): Remove duplicate prototype.
7381 * tree-ssa-loop.c: Include tree-vectorizer.h.
7382 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7384 2009-07-08 Nick Clifton <nickc@redhat.com>
7386 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7389 2009-07-08 DJ Delorie <dj@redhat.com>
7391 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7392 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7393 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7395 * config/mep/intrinsics.md: Regenerated.
7396 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7397 registers when asm() or calls are detected.
7399 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7402 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7404 * gimple (gimple_build_call_from_tree): Likewise.
7405 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7406 no_warning flag before warning.
7408 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7410 * tree.c (set_expr_locus): Remove.
7411 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7412 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7414 * gimplify.c (internal_get_tmp_var): Likewise.
7415 (gimplify_call_expr): Likewise.
7416 (gimplify_one_sizepos): Likewise.
7418 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7421 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7422 to variables for debugging purposes.
7424 2009-06-23 Mark Loeser <mark@halcy0n.com>
7427 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7429 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7431 * pretty-print.c (pp_base_format): Remove %J.
7432 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7433 gcc_cxxdiag_char_table): Likewise.
7434 (init_dynamic_diag_info): Likewise.
7436 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7438 * pretty-print.c (pp_base_format): Remove %H.
7439 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7440 gcc_cxxdiag_char_table): Likewise.
7441 (init_dynamic_diag_info): Likewise.
7442 * config/mep/mep.c (mep_select_section): Likewise.
7444 2009-07-07 Duncan Sands <baldrick@free.fr>
7446 * final.c (pass_clean_state): Give the pass a name.
7447 * passes.c (pass_rest_of_compilation): Likewise.
7448 * tree-optimize.c (pass_all_optimizations): Likewise.
7450 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7452 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7453 an extra 'decl' for error_at.
7455 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7458 * tree-tailcall.c (adjust_return_value_with_ops,
7459 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7460 if it has complex or vector type.
7462 2009-07-07 Olivier Hainque <hainque@adacore.com>
7464 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7467 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7469 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7471 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7473 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7474 * c-decl.c: Likewise.
7475 * function.c: Likewise.
7476 * varasm.c: Likewise.
7477 * tree-ssa.c: Likewise.
7478 * c-common.c: Likewise.
7479 * tree-cfg.c: Likewise.
7480 * config/spu/spu.c: Likewise.
7481 * config/ia64/ia64.c: Likewise.
7482 * config/v850/v850.c: Likewise.
7484 2009-07-06 DJ Delorie <dj@redhat.com>
7486 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7487 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7488 unspecified accesses to control registers.
7489 * config/mep/intrinsics.md: Regenerate.
7490 * config/mep/intrinsics.h: Regenerate.
7491 * config/mep/mep-intrin.h: Regenerate.
7493 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7495 * c-lex.c: Replace %H by an explicit location. Update all calls.
7496 * c-common.c: Likewise.
7497 * c-decl.c: Likewise.
7498 * c-typeck.c: Likewise.
7499 * fold-const.c: Likewise.
7500 * gimplify.c: Likewise.
7502 * tree-cfg.c: Likewise.
7503 * tree-ssa-loop-niter.c: Likewise.
7504 * tree-vrp.c: Likewise.
7505 * value-prof.c: Likewise.
7507 2009-07-06 Diego Novillo <dnovillo@google.com>
7509 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7510 if it has one. Handle cases where VAR does not have an
7511 annotation or cfun is NULL.
7513 2009-07-06 Diego Novillo <dnovillo@google.com>
7515 * tree.c: Include debug.h.
7516 (initialize_tree_contains_struct): New.
7517 (init_ttree): Call it.
7518 (tree_node_structure_for_code): Factor out of ...
7519 (tree_node_structure): ... here.
7520 * treestruct.def (TS_PHI_NODE): Remove.
7521 (TS_GIMPLE_STATEMENT): Remove.
7523 2009-07-06 Diego Novillo <dnovillo@google.com>
7525 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7526 (debug_tree_chain): Handle cycles.
7528 2009-07-06 Nick Clifton <nickc@redhat.com>
7529 DJ Delorie <dj@redhat.com>
7531 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7532 __FMOVD_ENABLED__ is defined.
7534 (TARGET_FMOVD): Provide a default definition.
7535 (MASK_FMOVD): Likewise.
7536 (TARGET_CPU_CPP_BUILTINS): Define
7537 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7538 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7539 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7540 (split for DF load from memory into register): Also handle
7541 MEMs which consist of REG+DISP addressing.
7542 (split for DF store from register to memory): Likewise.
7543 (movsf_ie): Always use single fp_mode.
7544 * config/sh/sh.c (sh_override_options): Do not automatically
7545 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7546 that to the -mfmovd command line switch.
7547 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7548 (fldi_ok): Always allow.
7549 * config/sh/sh.opt (mfmovd): Remove this switch.
7550 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7552 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7553 Kaz Kojima <kkojima@gcc.gnu.org>
7555 PR rtl-optimization/30807
7556 * postreload.c (reload_combine): For every new use of REG_SUM,
7557 record the use of BASE.
7559 2009-07-06 Jan Hubicka <jh@suse.cz>
7561 * params.def: Revert my accidental commit at 2009-06-30.
7563 2009-07-04 Ian Lance Taylor <iant@google.com>
7566 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7568 (mingw_format_attribute_overrides): Likewise.
7570 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7573 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7574 don't check cfa.reg. Instead of cfa.indirect use
7575 fde && fde->drap_reg != INVALID_REGNUM test.
7577 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7579 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7581 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7584 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7586 2009-07-03 Richard Guenther <rguenther@suse.de>
7588 PR tree-optimization/40640
7589 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7592 2009-07-03 Jan Hubicka <jh@suse.cz>
7594 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7595 for size, reduce amount of inlining.
7597 2009-07-03 Richard Guenther <rguenther@suse.de>
7600 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7601 if t +- x is known to not overflow and the conversion widens the
7603 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7605 2009-07-03 Jan Hubicka <jh@suse.cz>
7607 * ipa-pure-const.c (analyze): Update loop optimizer init.
7608 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7609 try_remove_empty_loop, remove_empty_loops): Remove.
7610 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7611 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7612 to mark regular loops as neccesary.
7613 (degenerate_phi_p): New function.
7614 (propagate_necessity, remove_dead_phis): Use it.
7615 (forward_edge_to_pdom): Likewise.
7616 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7617 virtual PHI nodes that became unreachable.
7618 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7619 * tree-flow.h (remove_empty_loops): Remove.
7620 * passes.c (init_optimization_passes): Remove.
7622 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7624 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7625 can_create_pseudo_p.
7626 (*fix_trunc<mode>_i387_1): Ditto.
7627 (*floathi<mode>2_1): Ditto.
7628 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7629 (*fistdi2_1): Ditto.
7630 (*fist<mode>2_1): Ditto.
7631 (frndintxf2_floor): Ditto.
7632 (*fist<mode>2_floor_1): Ditto.
7633 (frndintxf2_ceil): Ditto.
7634 (*fist<mode>2_ceil_1): Ditto.
7635 (frndintxf2_trunc): Ditto.
7636 (frndintxf2_mask_pm): Ditto.
7637 (fxam<mode>2_i387_with_temp): Ditto.
7638 * config/i386/sse.md (mulv16qi3): Ditto.
7639 (*sse2_mulv4si3): Ditto.
7641 (sse4_2_pcmpestr): Ditto.
7642 (sse4_2_pcmpistr): Ditto.
7644 2009-07-03 Jan Hubicka <jh@suse.cz>
7646 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7647 (mark_stmt_necessary): Set it.
7648 (mark_operand_necessary): Set it.
7649 (mark_control_dependent_edges_necessary): Set it.
7650 (mark_virtual_phi_result_for_renaming): New function.
7651 (get_live_post_dom): New function.
7652 (forward_edge_to_pdom): New function.
7653 (remove_dead_stmt): Fix handling of control dependences.
7654 (tree_dce_init): Init new bitmap.
7655 (tree_dce_done): Free it.
7657 2009-07-02 Richard Guenther <rguenther@suse.de>
7660 * tree-ssa-structalias.c (new_var_info): Initialize
7663 2009-07-02 Jan Hubicka <jh@suse.cz>
7665 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7668 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7670 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7671 instead of recomputing it. Adjust calls.
7672 (emit_store_flag): Adjust recursive calls.
7674 2009-07-02 Richard Guenther <rguenther@suse.de>
7676 * tree-ssa-live.c (remove_unused_locals): Do not remove
7678 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7679 of DECL_EXTERNAL for HEAP variables.
7680 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7681 HEAP variables. Do not adjust RESTRICT vars.
7682 (find_what_var_points_to): Nobody cares if something
7685 2009-07-02 Ben Elliston <bje@au.ibm.com>
7687 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7688 pc_low and pc_high declarations to the top of the function.
7690 2009-07-01 DJ Delorie <dj@redhat.com>
7692 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7694 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7695 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7696 unspecified accesses to control registers.
7697 * config/mep/intrinsics.md: Regenerate.
7698 * config/mep/intrinsics.h: Regenerate.
7699 * config/mep/mep-intrin.h: Regenerate.
7701 2009-07-01 Anthony Green <green@moxielogic.com>
7703 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7704 instruction when possible.
7705 (moxie_expand_prologue): Ditto. Also, save an instruction and
7706 some complexity by popping off of $r12 instead of $sp.
7707 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7710 2009-07-01 Richard Henderson <rth@redhat.com>
7713 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7714 contained no insns, reposition note before last insn.
7716 2009-07-01 Richard Henderson <rth@redhat.com>
7719 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7720 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7722 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7725 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7726 darwin9 for printing reg addresses with %y.
7728 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7730 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7731 truncation from operands in binary operations.
7733 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7736 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7737 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7738 subreg of op0 to the original op0.
7740 * expmed.c (store_bit_field_1): Use a temporary as the destination
7741 instead of a paradoxical subreg when we need to truncate the result.
7743 2009-07-01 DJ Delorie <dj@redhat.com>
7745 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7746 names to VLIW variants.
7747 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7748 * config/mep/intrinsics.md: Regenerate.
7749 * config/mep/intrinsics.h: Regenerate.
7750 * config/mep/mep-intrin.h: Regenerate.
7752 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7755 * jump.c (returnjump_p): Revert last patch.
7756 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7758 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7761 * pa.md (casesi32p): Use jump table label to determine the offset
7763 (casesi64p): Likewise.
7765 * pa.c (forward_branch_p): Return bool type. Use instruction
7766 addresses when available. Assert that INSN has a jump label.
7767 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7770 2009-07-01 Richard Guenther <rguenther@suse.de>
7772 PR tree-optimization/19831
7773 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7774 that only act as barriers do not make any previous stores necessary.
7775 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7776 HEAP variables global, do not add a constraint from nonlocal.
7777 (find_func_aliases): Handle escapes through return statements.
7778 (compute_points_to_sets): Make escaped HEAP variables global.
7780 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7783 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7784 after reducing a DImode cstore to SImode.
7786 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7788 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7789 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7791 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7793 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7794 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7796 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7797 and umod_optab if TARGET_BSD_DIVMOD.
7798 * config/vax/lib1funcs.asm: New file.
7799 * config/vax/t-linux: New file.
7800 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7802 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7805 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7806 to type arguments that have void type.
7809 * dwarf2out.c (gen_formal_parameter_die): Call
7810 equate_decl_number_to_die if node is different from origin.
7812 2009-06-30 Anthony Green <green@moxielogic.com>
7814 Clean up moxie port for --enable-build-with-cxx.
7815 * config/moxie/moxie.c (moxie_function_value): First two
7816 parameters are const_tree, not tree.
7817 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7818 (REG_CLASS_NAMES): Ditto.
7819 (REGNO_REG_CLASS): Ditto.
7820 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7821 (moxie_function_value): Fix constyness of arguments.
7823 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7825 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7826 finalize_size_functions before further processing.
7827 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7828 (variable_size): Call self_referential_size on size expressions
7829 that contain a PLACEHOLDER_EXPR.
7830 (size_functions): New static variable.
7831 (copy_self_referential_tree_r): New static function.
7832 (self_referential_size): Likewise.
7833 (finalize_size_functions): New global function.
7834 * tree.c: Include tree-inline.h.
7835 (push_without_duplicates): New static function.
7836 (find_placeholder_in_expr): New global function.
7837 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7839 <tcc_expression>: Likewise.
7840 <tcc_vl_exp>: If the replacement object is a constant, try to inline
7841 the call in the expression.
7842 * tree.h (finalize_size_functions): Declare.
7843 (find_placeholder_in_expr): Likewise.
7844 (FIND_PLACEHOLDER_IN_EXPR): New macro.
7845 (substitute_placeholder_in_expr): Update comment.
7846 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
7848 (copy_tree_body_r): Likewise.
7849 (copy_tree_body): New static function.
7850 (maybe_inline_call_in_expr): New global function.
7851 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
7852 (maybe_inline_call_in_expr): Declare.
7853 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
7854 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
7857 2009-06-30 Richard Guenther <rguenther@suse.de>
7859 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
7861 (propagate_necessity): Do not mark reaching defs of stores
7864 2009-06-30 Jan Hubicka <jh@suse.cz>
7866 * cfgloopanal.c (check_irred): Move into ...
7867 (mark_irreducible_loops): ... here; return true if ireducible
7869 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
7870 (analyze_function): Try to prove loop finiteness.
7871 * cfgloop.h (mark_irreducible_loops): Update prototype.
7872 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
7874 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
7876 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
7878 2009-06-30 Ira Rosen <irar@il.ibm.com>
7880 PR tree-optimization/40542
7881 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
7884 2009-06-30 Martin Jambor <mjambor@suse.cz>
7886 PR tree-optimization/40582
7887 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
7888 than useless_type_conversion_p.
7889 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
7892 2009-06-30 Martin Jambor <mjambor@suse.cz>
7895 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7897 2009-06-30 Richard Guenther <rguenther@suse.de>
7899 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7900 use ao_ref references.
7901 (walk_aliased_vdefs): Likewise.
7902 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7903 * tree-ssa-dce.c (struct ref_data): Remove.
7904 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7905 (mark_aliased_reaching_defs_necessary): Adjust.
7906 (mark_all_reaching_defs_necessary_1): Likewise.
7908 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7911 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7912 (emit_store_flag_1): Extract from emit_store_flag, adjust
7913 calls to (what now is) emit_cstore.
7914 (emit_store_flag): Call emit_store_flag_1 and also use it
7915 for what used to be recursive calls.
7917 2009-06-30 Wei Guozhi <carrot@google.com>
7920 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7921 if the target bb post dominates from bb.
7922 * config/i386/i386.c (memory_address_length): Check existence of base
7923 register before using it.
7925 2009-06-30 Nick Clifton <nickc@redhat.com>
7926 DJ Delorie <dj@redhat.com>
7928 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7929 __FMOVD_ENABLED__ is defined.
7931 (TARGET_FMOVD): Provide a default definition.
7932 (MASK_FMOVD): Likewise.
7933 (TARGET_CPU_CPP_BUILTINS): Define
7934 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7935 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7936 two fmov instructions depending upon whether TARGET_FMOVD is
7938 (split for DF load from memory into register): Also handle
7939 MEMs which consist of REG+DISP addressing.
7940 (split for DF store from register to memory): Likewise.
7941 * config/sh/sh.opt (mfmovd): Remove this switch.
7942 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7943 * config/sh/sh.c (sh_override_options): Do not automatically
7944 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7945 that to the -mfmovd command line switch.
7947 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7949 (fldi_ok): Always allow.
7950 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7952 2009-06-29 DJ Delorie <dj@redhat.com>
7954 * doc/install.texi (mep-x-elf): Correct chip's full name.
7956 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7958 * doc/extend.texi: Fix typo.
7960 2009-06-29 Tom Tromey <tromey@redhat.com>
7963 * Makefile.in (DWARF2_H): New variable.
7965 (dwarf2out.o): Likewise.
7966 (dwarf2asm.o): Likewise.
7967 * config/i386/t-i386: Use DWARF2_H.
7968 * except.c: Include elf/dwarf2.h.
7969 * unwind-dw2.c: Include elf/dwarf2.h.
7970 * dwarf2out.c: Include elf/dwarf2.h.
7971 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7972 <dtprel>: New field.
7973 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7974 (size_of_loc_descr): Likewise.
7975 (output_loc_operands_raw): Likewise.
7976 (output_loc_operands): Handle new dtprel field.
7977 (loc_checksum): Update.
7978 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7979 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7980 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7981 * dwarf2asm.c: Include elf/dwarf2.h.
7982 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7983 * config/mmix/mmix.c: Include elf/dwarf2.h.
7984 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7985 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7986 * config/sh/sh.c: Include elf/dwarf2.h.
7987 * config/i386/i386.c: Include elf/dwarf2.h.
7989 2009-06-29 DJ Delorie <dj@redhat.com>
7991 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7993 * doc/extend.texi: Add MeP attributes and pragmas.
7994 * doc/invoke.text: Add MeP Options.
7995 * doc/contrib.texi: Add MeP contribution.
7996 * doc/md.texi: Add MeP constraints.
7997 * doc/install.texi: Add MeP target.
7999 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8001 * target.h (struct gcc_target): Add frame_pointer_required field.
8002 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8003 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8004 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8006 * reload1.c (update_eliminables): (Ditto.).
8007 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8008 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8009 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8011 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8013 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8014 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8015 (arm_frame_pointer_required): New function.
8017 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8018 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8019 (avr_frame_pointer_required_p): Declare as static.
8020 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8022 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8023 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8024 (bfin_frame_pointer_required): Make as static, change return type
8026 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8028 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8029 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8030 (cris_frame_pointer_required): New function.
8032 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8034 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8035 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8036 (fr30_frame_pointer_required): New function.
8038 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8039 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8040 (frv_frame_pointer_required): Make as static, change return type
8042 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8044 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8045 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8046 (ix86_frame_pointer_required): Make as static, change return type to
8048 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8050 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8051 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8053 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8055 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8057 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8059 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8060 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8061 (mips_frame_pointer_required): Make as static.
8062 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8064 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8065 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8066 (mmix_frame_pointer_required): Mew function.
8068 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8069 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8071 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8073 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8075 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8077 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8078 (CAN_ELIMINATE): Redefine.
8079 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8080 (sparc_frame_pointer_required): New function.
8081 (sparc_can_eliminate): New function.
8082 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8084 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8085 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8087 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8088 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8089 (xtensa_frame_pointer_required): Make as static, change return type
8091 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8094 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8096 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8097 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8098 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8099 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8100 (register_callback): Handle PLUGIN_START_UNIT.
8101 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8103 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8105 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8107 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8108 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8110 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8112 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8115 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8117 * doc/extend.texi (Additional Floating Types): __float128 is also
8118 supported on i386 targets.
8120 2009-06-29 Richard Guenther <rguenther@suse.de>
8123 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8125 (pt_solutions_same_restrict_base): Declare.
8126 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8128 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8129 (make_constraint_from, make_copy_constraint): Move earlier.
8130 (make_constraint_from_heapvar): New function.
8131 (make_constraint_from_restrict): Likewise.
8132 (handle_lhs_call): Use it.
8133 (find_func_aliases): Use it to track conversions to restrict
8135 (struct fieldoff): Add only_restrict_pointers flag.
8136 (push_fields_onto_fieldstack): Initialize it.
8137 (create_variable_info_for): Track global restrict qualified pointers.
8138 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8139 Track restrict qualified pointer arguments.
8140 (set_uids_in_ptset): Use varinfo is_global_var flag.
8141 (find_what_var_points_to): Set the vars_contains_restrict flag.
8142 Always create the points-to solution for sets including restrict tags.
8143 (pt_solutions_same_restrict_base): New function.
8144 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8145 qualified pointers use pt_solutions_same_restrict_base as
8146 additional source for disambiguation.
8148 2009-06-29 Richard Guenther <rguenther@suse.de>
8151 * alias.c (find_base_decl): Remove.
8152 (get_deref_alias_set_1): Remove restrict handling.
8153 * c-common.c (c_apply_type_quals_to_decl): Do not set
8154 DECL_POINTER_ALIAS_SET.
8155 * gimplify.c (find_single_pointer_decl_1): Remove.
8156 (find_single_pointer_decl): Likewise.
8157 (internal_get_tmp_var): Remove restrict handling.
8158 (gimple_regimplify_operands): Likewise.
8159 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8160 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8161 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8162 * tree.c (restrict_base_for_decl): Remove.
8163 (init_ttree): Do not allocate it.
8164 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8165 LABEL_DECL_UID for label decls.
8166 (copy_node_stat): Do not copy restrict information.
8167 (decl_restrict_base_lookup): Remove.
8168 (decl_restrict_base_insert): Likewise.
8169 (print_restrict_base_statistics): Likewise.
8170 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8171 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8172 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8173 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8174 (LABEL_DECL_UID): Adjust.
8175 (DECL_BASED_ON_RESTRICT_P): Remove.
8176 (DECL_GET_RESTRICT_BASE): Likewise.
8177 (SET_DECL_RESTRICT_BASE): Likewise.
8178 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8180 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8181 instead of DECL_POINTER_ALIAS_SET.
8182 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8183 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8184 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8186 2009-06-29 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/40579
8189 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8190 the IL to simplify has constants that overflowed.
8192 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8194 PR tree-optimization/40550
8195 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8196 vector_compute_type only when the size of vector_compute_type is
8197 less than the size of type.
8199 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8201 * fold-const.c (contains_label_1): Fix comments.
8202 (contains_label_p): Do not walk trees multiple time.
8204 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8206 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8207 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8208 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8209 ix86_fp_comparison_operator.
8210 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8211 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8212 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8213 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8214 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8215 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8216 (related splits): Change predicate to ix86_fp_comparison_operator.
8217 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8218 instead of ix86_fp_comparison_codes.
8219 (ix86_trivial_fp_comparison_operator,
8220 ix86_fp_comparison_operator): New.
8221 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8222 (ix86_expand_compare): Eliminate last two parameters.
8223 (ix86_fp_jump_nontrivial_p): Kill.
8224 * config/i386/i386.c (put_condition_code): Eliminate call to
8225 ix86_fp_comparison_codes and subsequent assertion.
8226 (ix86_fp_comparison_codes): Eliminate.
8227 (ix86_fp_swap_condition): New.
8228 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8229 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8230 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8231 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8232 and ix86_fp_swap_condition.
8233 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8234 Use ix86_fp_comparison_strategy.
8235 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8236 (ix86_fp_jump_nontrivial_p): Eliminate.
8237 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8238 call to ix86_expand_compare.
8239 (ix86_split_fp_branch, ix86_expand_setcc,
8240 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8241 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8243 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8245 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8246 related to jump_clobbers.
8247 * config/arm/arm.md (conds): Remove jump_clob case.
8248 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8249 splits): Change comparison_operator to arm_comparison_operator.
8250 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8253 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8255 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8256 condition for floating point modes.
8257 * expmed.c (emit_store_flag_1): Move here a bigger part
8259 (emit_store_flag): Try swapping the condition for floating point
8261 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8263 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8265 * expr.c (expand_expr_real_1): Just use do_store_flag.
8266 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8267 emit_store_flag_force.
8268 * expmed.c (emit_store_flag_force): Copy here trick
8269 previously in expand_expr_real_1. Try reversing the comparison.
8270 (emit_store_flag_1): Work if target is NULL.
8271 (emit_store_flag): Work if target is NULL, using the result mode
8272 from the comparison. Use split_comparison, restructure final part
8273 to simplify conditionals.
8275 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8277 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8278 * dojump.c (do_jump): Change handling of floating-point
8279 ops to use just do_compare_and_jump.
8280 (split_comparison): New.
8281 (do_compare_rtx_and_jump): Add here logic coming previously
8282 in do_jump, using split_comparison.
8284 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8287 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8289 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8291 * tree-ssa-alias.c: Fix unintentional commit.
8293 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8295 * passes.c (execute_one_pass): Fix unintentional commit.
8297 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8299 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8300 (df_rd_local_compute, df_md_local_compute): Inline them.
8302 (df_md_scratch): New.
8303 (df_md_alloc, df_md_free): Allocate/free it.
8304 (df_md_local_compute): Only include live registers in init.
8305 (df_md_transfer_function): Prune the in-set computed by
8306 the confluence function, and the gen-set too.
8308 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8310 PR rtl-optimization/26854
8311 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8312 * df-problems.c (df_rd_add_problem): Fix comment.
8313 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8314 df_md_simulate_artificial_defs_at_top,
8315 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8316 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8317 df_md_transfer_function, df_md_init, df_md_confluence_0,
8318 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8319 problem_MD, df_md_add_problem): New.
8320 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8321 df_md_get_bb_info): New.
8322 (DF_LAST_PROBLEM_PLUS1): Adjust.
8324 * Makefile.in (fwprop.o): Include domwalk.h.
8325 * fwprop.c: Include domwalk.h.
8326 (reg_defs, reg_defs_stack): New.
8327 (bitmap_only_bit_between): Remove.
8328 (process_defs): New.
8329 (process_uses): Use reg_defs and local_md instead of
8330 bitmap_only_bit_between and local_rd.
8331 (single_def_use_enter_block): New, from build_single_def_use_links.
8332 (single_def_use_leave_block): New.
8333 (build_single_def_use_links): Remove code moved to
8334 single_def_use_enter_block, invoke domwalk.
8335 (use_killed_between): Adjust comment.
8337 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8339 * bitmap.h (bitmap_ior_and_into): New.
8340 * bitmap.c (bitmap_ior_and_into): New.
8342 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8344 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8345 before_dom_children_before_stmts and after_dom_children_after_stmts.
8346 Rename the two remaining callbacks to just before_dom_children and
8347 after_dom_children. Remove other GIMPLE statement walking bits.
8348 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8349 * graphite.c: Do not include domwalk.h.
8350 * tree-into-ssa.c (interesting_blocks): New global.
8351 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8352 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8353 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8354 now that they're not domwalk callbacks.
8355 (rewrite_initialize_block): Rename to...
8356 (rewrite_enter_block): ... this, place after called functions. Test
8357 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8358 (rewrite_finalize_block): Rename to...
8359 (rewrite_leave_block): ... this, place after called functions.
8360 (rewrite_update_init_block): Rename to...
8361 (rewrite_update_enter_block): ... this, place after called functions.
8362 Test interesting_blocks, call rewrite_update_stmt and
8363 rewrite_update_phi_arguments.
8364 (rewrite_update_fini_block): Rename to...
8365 (rewrite_leave_block): ... this, place after called functions.
8366 (rewrite_blocks): Remove last argument, simplify initialization of
8368 (mark_def_sites_initialize_block): Rename to...
8369 (mark_def_sites_block): ... this, call mark_def_sites.
8370 (mark_def_sites_blocks): Remove argument, simplify initialization of
8372 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8373 (update_ssa): Likewise.
8374 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8376 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8377 (dom_opt_initialize_block): Rename to...
8378 (dom_opt_enter_block): ... this, place after called functions. Walk
8379 statements here, inline propagate_to_outgoing_edges.
8380 (dom_opt_finalize_block): Rename to...
8381 (dom_opt_leave_block): ... this, place after called functions.
8382 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8384 (dse_enter_block, dse_record_phi): New.
8385 (dse_record_phis): Delete.
8386 (dse_finalize_block): Rename to...
8387 (dse_leave_block): ... this.
8388 (tree_ssa_dse): Simplify initialization of walk_data.
8389 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8390 Adjust initialization of walk_data.
8391 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8392 * tree-ssa-loop-phiopt.c (get_non_trapping):
8393 Adjust initialization of walk_data.
8394 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8395 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8396 it's not a domwalk callback.
8397 (uncprop_initialize_block): Rename to...
8398 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8399 (dse_finalize_block): Rename to...
8400 (dse_leave_block): ... this.
8401 (tree_ssa_uncprop): Simplify initialization of walk_data.
8402 * Makefile.in: Adjust dependencies.
8404 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8406 * arm.md (casesi): Fix test for Thumb1.
8407 (thumb1_casesi_internal_pic): Likewise.
8408 (thumb1_casesi_dispatch): Likewise.
8410 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8412 * config/arm/arm-cores.def: Added core cortex-m0.
8413 * config/arm/arm-tune.md: Regenerated.
8414 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8416 2009-06-26 DJ Delorie <dj@redhat.com>
8418 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8420 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8421 the scheduler doesn't tag jump insns.
8423 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8425 * c-decl.c (merge_decls): Re-indent.
8427 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8430 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8431 Special-case decimal float constants.
8433 2009-06-26 Richard Henderson <rth@redhat.com>
8435 * function.h (struct function): Add cannot_be_copied_reason,
8436 and cannot_be_copied_set.
8437 * tree-inline.c (has_label_address_in_static_1): Rename from
8438 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8439 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8440 don't set inline_forbidden_reason.
8441 (copy_forbidden): New function, split out of inline_forbidden_p.
8442 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8443 (inline_forbidden_p): Use copy_forbidden.
8444 (tree_versionable_function_p): Likewise.
8445 (inlinable_function_p): Merge into tree_inlinable_function_p.
8446 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8447 * ipa-cp.c (ipcp_versionable_function_p): New function.
8448 (ipcp_cloning_candidate_p): Use it.
8449 (ipcp_node_modifiable_p): Likewise.
8451 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8453 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8454 that is marked not to be inlined. Remove flag_mudflap use.
8455 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8456 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8458 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8461 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8462 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8464 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8466 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8468 (__mingwthr_remove_key_dtor): Likewise.
8470 2009-06-26 Richard Guenther <rguenther@suse.de>
8472 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8474 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8477 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8478 try the non-cond_exec path also.
8480 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8483 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8484 (output_cbranch): Use new functions.
8485 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8488 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8489 Pat Haugen <pthaugen@us.ibm.com>
8490 Revital Eres <ERES@il.ibm.com>
8492 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8493 for %c error. Add %x support to print VSX registers as a unified
8494 register set, instead of separate float and altivec registers.
8495 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8496 %y case, and add support for VSX pre-modify addresses.
8497 (output_toc): Add assert for CONST containing an integer constant
8499 (rs6000_adjust_cost): Add POWER7 support.
8500 (insn_must_be_first_in_group): Ditto.
8501 (insn_must_be_last_in_group): Ditto.
8502 (rs6000_emit_popcount): Ditto.
8503 (rs6000_vector_mode_supported_p): Ditto.
8505 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8506 Change some of the functions called by macros to being called
8507 through a pointer, so debug functions can be inserted if
8508 -mdebug=addr or -mdebug=cost.
8509 (rs6000_preferred_reload_class_ptr): Ditto.
8510 (rs6000_secondary_reload_class_ptr): Ditto.
8511 (rs6000_secondary_memory_needed_ptr): Ditto.
8512 (rs6000_cannot_change_mode_class_ptr): Ditto.
8513 (rs6000_secondary_reload_inner): Ditto.
8514 (rs6000_legitimize_reload_address): Ditto.
8515 (rs6000_legitimize_reload_address_ptr): Ditto.
8516 (rs6000_mode_dependent_address): Ditto.
8517 (rs6000_mode_dependent_address_ptr): Ditto.
8519 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8520 function to return true if the mode allows reg + integer
8522 (virtual_stack_registers_memory_p): New function to return true if
8523 the address refers to a virtual stack register.
8524 (rs6000_legitimate_offset_address_p): Move code to say whether a
8525 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8527 (rs6000_legitimate_address_p): Add checks for modes that only can
8528 do reg+reg addressing. Start adding VSX support.
8529 (rs6000_legitimize_reload_address): Ditto.
8530 (rs6000_legitimize_address): Ditto.
8531 (rs6000_debug_legitimate_address_p): New debug functions for
8532 -mdebug=addr and -mdebug=cost.
8533 (rs6000_debug_rtx_costs): Ditto.
8534 (rs6000_debug_address_costs): Ditto.
8535 (rs6000_debug_adjust_cost): Ditto.
8536 (rs6000_debug_legitimize_address): Ditto.
8537 (rs6000_legitimize_reload_address_ptr): Point to call normal
8538 function or debug function. Make functions called via pointer
8540 (rs6000_mode_dependent_address_ptr): Ditto.
8541 (rs6000_secondary_reload_class_ptr): Ditto.
8542 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8543 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8544 into a friendlier error.
8545 (rs6000_init_builtins): Add initial VSX support.
8546 (rs6000_adjust_cost): Fix some spacing issues.
8548 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8549 (REG_CLASS_NAMES): Ditto.
8550 (REG_CLASS_CONTENTS): Ditto.
8551 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8552 pointer, to add -mdebug=addr support.
8553 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8554 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8555 -mdebug=addr support.
8556 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8557 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8558 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8560 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8562 (bswapsi*): Set attribute types for load/store. Add combiner
8563 patterns to eliminate zero extend on 64-bit.
8564 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8565 stdbrx if the hardware supports those instructions.
8567 2009-06-25 Ian Lance Taylor <iant@google.com>
8569 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8570 (Link Options): Document -static-libstdc++.
8572 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8575 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8576 DATA_ALIGNMENT instead.
8578 2009-06-25 Richard Guenther <rguenther@suse.de>
8580 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8581 indirect references against the callused/escaped solutions.
8582 (call_may_clobber_ref_p_1): Likewise.
8584 2009-06-25 Martin Jambor <mjambor@suse.cz>
8586 PR tree-optimization/40493
8587 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8588 (enum unscalarized_data_handling): New type.
8589 (handle_unscalarized_data_in_subtree): Return what has been done.
8590 (load_assign_lhs_subreplacements): Handle left flushes differently.
8591 (sra_modify_assign): Use unscalarized_data_handling, simplified
8592 condition determining whether to remove the statement.
8594 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8596 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8597 excerpt - @ should be doubled for texinfo.
8599 2009-06-24 Ian Lance Taylor <iant@google.com>
8601 * config/arc/arc.c: Include "df.h".
8602 (arc_attribute_table): Make static. Move higher in file.
8603 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8604 (output_shift): Initialize n later to avoid warning.
8605 * config/arm/arm.c (arm_attribute_table): Make static. Move
8607 * config/avr/avr.c (avr_attribute_table): Make static. Move
8609 (reg_class_tab): Change array type from int to enum reg_class.
8610 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8612 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8613 (lshrhi3_out): Likewise.
8614 (class_likely_spilled_p): Change return type to bool.
8615 (avr_rtx_costs): Use local code variable with enum type.
8616 * config/avr/avr.md (movmemhi): Use add_reg_note.
8617 (andhi3, andsi3): Don't use AS2 with "and".
8618 (iorhi3, iorsi3): Don't use AS2 with "or".
8619 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8620 * config/crx/crx.c: Include "df.h".
8621 (crx_attribute_table): Make static.
8622 * config/m32r/m32r.c: Include "df.h".
8623 (m32r_attribute_table): Make static. Move higher in file.
8624 (pop): Use add_reg_note.
8625 (block_move_call): Change 0 to LCT_NORMAL in function call.
8626 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8627 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8628 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8629 declare, not just when TREE_CODE is defined.
8630 * config/m68hc11/m68hc11.c: Include "expr.h".
8631 (m68hc11_attribute_table): Make static. Move higher in file.
8632 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8634 (m68hc11_register_indirect_p): Likewise.
8635 (m68hc11_function_arg_padding): Change return type to enum
8637 (emit_move_after_reload): Use add_reg_note.
8638 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8639 (m68hc11_split_logical): Likewise.
8640 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8642 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8643 to VOIDmode in function call.
8644 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8646 (m68hc11_split_logical): Update declaration.
8647 (m68hc11_function_arg_padding): Update declaration.
8648 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8649 to array of enum reg_class.
8650 (mcore_attribute_table): Make static. Move higher in file.
8651 (mcore_rtx_costs): Add cast to enum type.
8652 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8653 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8654 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8656 * config/sh/predicates.md (trapping_target_operand): Rename and to
8658 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8660 * config/spu/spu.c (spu_attribute_table): Make static. Move
8662 * config/v850/v850.c (v850_attribute_table): Make static. Move
8664 (v850_rtx_costs): Use local code with enum type.
8665 (expand_epilogue): Add cast.
8666 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8668 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8671 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8672 -m2a-single-only and -m2a-nofpu.
8673 * config/sh/sh.opt: Document m2a generates FPU code.
8675 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8677 * defaults.h (CAN_ELIMINATE): Provide default.
8678 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8679 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8680 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8681 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8682 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8683 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8684 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8685 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8686 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8687 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8689 2009-06-24 DJ Delorie <dj@redhat.com>
8691 * mep-ext-cop.cpu: Fix copyright notice.
8692 * mep-default: Fix copyright notice.
8693 * mep-core: Fix copyright notice.
8694 * mep: Fix copyright notice.
8695 * mep-ivc2: Fix copyright notice.
8696 * mep-c5: Fix copyright notice.
8698 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8700 * doc/contrib.texi (Contributors):
8702 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8705 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8706 src and dst operands if necessary.
8708 2009-06-23 DJ Delorie <dj@redhat.com>
8711 * config.gcc: Add mep support.
8712 * recog.c: Resurrect validate_replace_rtx_subexp().
8713 * recog.h: Likewise.
8714 * config/mep/: Add new port:
8715 * config/mep/constraints.md: New file.
8716 * config/mep/default.h: New file.
8717 * config/mep/intrinsics.h: New file.
8718 * config/mep/intrinsics.md: New file.
8719 * config/mep/ivc2-template.h: New file.
8720 * config/mep/mep-c5.cpu: New file.
8721 * config/mep/mep-core.cpu: New file.
8722 * config/mep/mep-default.cpu: New file.
8723 * config/mep/mep-ext-cop.cpu: New file.
8724 * config/mep/mep-intrin.h: New file.
8725 * config/mep/mep-ivc2.cpu: New file.
8726 * config/mep/mep-lib1.asm: New file.
8727 * config/mep/mep-lib2.c: New file.
8728 * config/mep/mep-pragma.c: New file.
8729 * config/mep/mep-protos.h: New file.
8730 * config/mep/mep-tramp.c: New file.
8731 * config/mep/mep.c: New file.
8732 * config/mep/mep.cpu: New file.
8733 * config/mep/mep.h: New file.
8734 * config/mep/mep.md: New file.
8735 * config/mep/mep.opt: New file.
8736 * config/mep/predicates.md: New file.
8737 * config/mep/t-mep: New file.
8739 2009-06-23 Ian Lance Taylor <iant@google.com>
8741 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8742 from loose_warn into c_loose_warn and from strict_warn into
8743 c_strict_warn. Set and substitute warn_cxxflags. Check for
8744 --enable-build-with-cxx. Set and substitute
8745 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8746 * Makefile.in (CXXFLAGS): New variable.
8747 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8748 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8749 the default is the same as $(STRICT_WARN).
8750 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8751 (CXX): New variable.
8752 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8753 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8754 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8755 (HOST_LIBS): New variable.
8756 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8757 (ALL_CXXFLAGS): New variable.
8758 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8759 * doc/install.texi (Configuration): Document
8760 --enable-build-with-cxx, --with-stage1-ldflags,
8761 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8762 * configure: Rebuild.
8764 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8766 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8767 from previous commit.
8769 2009-06-23 Ian Lance Taylor <iant@google.com>
8771 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8773 2009-06-23 Ian Lance Taylor <iant@google.com>
8775 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8776 with ATTRIBUTE_UNUSED.
8778 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8779 Pat Haugen <pthaugen@us.ibm.com>
8780 Revital Eres <eres@il.ibm.com>
8782 * config.in (HAVE_AS_POPCNTD): Add default definition.
8783 (HAVE_AS_LWSYNC): Ditto.
8785 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8787 (gcc_cv_as_powerpc_cmpb): Ditto.
8788 (gcc_cv_as_powerpc_dfp): Ditto.
8789 (gcc_cv_as_powerpc_vsx): Ditto.
8790 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8791 supporting the popcntd/lwsync instructions.
8792 (gcc_cv_as_powerpc_lwsync): Ditto.
8793 * configure: Regenerate.
8795 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8796 -mcpu=native and -mcpu=power7.
8797 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8799 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8800 a variable instead of a mask to reduce the number of mask bits.
8801 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8802 (-mbit-word): Ditto.
8803 (-mregnames): Ditto.
8804 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8805 (-mfused-madd): Ditto.
8807 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8809 (-mvsx): New switch for VSX instructions.
8810 (-misel): Move from a variable to a mask to allow it to be set by
8813 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8814 function declaration to an array declaration.
8815 (rs6000_hard_regno_nregs): New external array declaration.
8817 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8818 files included by rs6000.md.
8820 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8821 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8823 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8825 (rs6000_debug_reg): New -mdebug= variables.
8826 (rs6000_debug_addr): Ditto.
8827 (rs6000_debug_cost): Ditto.
8828 (rs6000_pmode): New variable to hold Pmode.
8829 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8830 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8831 calculated at compiler start.
8832 (rs6000_hard_regno_nregs): Change function to an array which holds
8833 HARD_REGNO_NREGS calculated at compiler start.
8834 (rs6000_explicit_options): Delete isel field.
8835 (rs6000_vector_unit): New array to hold which vector unit
8836 supports arithmetic options for a given type.
8837 (rs6000_vector_mem): New array to hold which vector unit supports
8838 memory reference operations for a given type.
8839 (rs6000_vector_align): New array to given the alignment of each
8841 (power7_cost): New basic costs for power7.
8842 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
8843 (rs6000_hard_regno_nregs_internal): New function, moved from
8844 HARD_REGNO_NREGS, to calculate the number of registers each hard
8845 register takes for each type.
8846 (rs6000_debug_reg_print): New function for -mdebug=reg support.
8847 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
8848 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
8849 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
8850 unit information here so it is calculated once at compiler startup
8852 (rs6000_override_options): Make -misel a target mask. Add more
8853 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
8854 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
8856 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
8857 (rs6000_handle_option): Move -misel from variable to target mask.
8858 (rs6000_builtin_mask_for_load): Add VSX support.
8859 (rs6000_conditional_register_usage): Ditto.
8860 (USE_ALTIVEC_FOR_ARG_P): Ditto.
8861 (function_arg_boundary): Ditto.
8862 (rs6000_expand_builtin): Ditto.
8863 (def_builtin): Make abort message a little friendlier.
8864 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8866 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8867 assembler support the popcntd instruction instead of a vsx
8868 instruction to enable power7 support.
8869 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
8870 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
8871 option to the assembler if -mcpu=native.
8872 (ASM_CPU_NATIVE_SPEC): Ditto.
8873 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
8875 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
8876 the lwsync instruction.
8877 (enum processor_type): Add PROCESSOR_POWER7.
8878 (rs6000_debug_reg): New -mdebug= options.
8879 (rs6000_debug_addr): Ditto.
8880 (rs6000_debug_cost): Ditto.
8881 (rs6000_isel): Delete.
8882 (enum rs6000_vector): New enum to say what vector unit we have.
8883 (VECTOR_UNIT_*): New macros to say which vector unit has
8884 arithmetic operations for a given type.
8885 (VECTOR_MEM_*): New macros to say which vector unit has memory
8886 operations for a given type.
8887 (TARGET_LDBRX): Whether the machine supports the ldbrx
8889 (TARGET_ISEL): Delete, -misel moved to be a mask.
8890 (TARGET_ISEL64): New macro for 64-bit isel support.
8891 (UNITS_PER_VSX_WORD): New macro.
8892 (POINTER_SIZE): Move to be an external variable, rather than
8893 calculating whether we are generating 32 ot 64-bit code.
8895 (STACK_BOUNDARY): Add VSX support.
8896 (LOCAL_ALIGNMENT): Ditto.
8897 (SLOW_UNALIGNED_ACCESS): Ditto.
8898 (VSX_REGNO_P): New macro for VSX support.
8899 (VFLOAT_REGNO_P): Ditto.
8900 (VINT_REGNO_P): Ditto.
8901 (VLOGICAL_REGNO_P): Ditto.
8902 (VSX_VECTOR_MODE): Ditto.
8903 (VSX_SCALAR_MODE): Ditto.
8905 (VSX_MOVE_MODE): Ditto.
8906 (VSX_REG_CLASS_P): Ditto.
8907 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8909 (UNITS_PER_SIMD_WORD): Add VSX support.
8910 (MODES_TIEABLE_P): Ditto.
8911 (STARTING_FRAME_OFFSET): Ditto.
8912 (STACK_DYNAMIC_OFFSET): Ditto.
8913 (EPILOGUE_USES): Ditto.
8914 (REGNO_REG_CLASS): Move to array lookup.
8915 (CLASS_MAX_NREGS): Ditto.
8916 (rs6000_vector_reg_class): Add declaration.
8917 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8918 overlap with the floating point and Altivec registers.
8920 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8922 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8923 give the appropriate asm switches if -mcpu=native.
8924 (host_detect_local_cpu): Add support for "asm".
8925 (host_detect_local_cpu): Follow GNU code guidelines for name.
8927 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8928 -mbit-word to a variable instead of being a target mask.
8930 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8931 emit the lwsync instruction instead of emitting the instruction as
8932 an integer constant.
8934 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8935 fixuns_trundfsi2, move expander into rs6000.md.
8937 * config/rs6000/rs6000.md (cpu): Add power7.
8938 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8939 (logical predicate patterns): Change the single instruction
8940 primitives that set CR0 to be fast_compare instead of compare.
8942 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8943 (popcntddi2): Ditto.
8944 (popcount<mode>): Ditto.
8945 (floating multiply/add insns): Name the floating point
8947 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8948 (isel_unsigned_<mode>): Ditto.
8949 (fixuns_trundfsi2): Move expander here from spe.md.
8950 (smindi3): Define if we have -misel on 64-bit systems.
8955 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8957 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8959 * config/avr/avr.c (avr_current_device): New variable.
8960 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8961 (avr_arch, mcu_type_s): Move to avr.h.
8962 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8963 default_data_section_start fields.
8964 (avr_arch): Moved from avr.c.
8965 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8966 library_name fields.
8967 (avr_current_device, avr_mcu_types, avr_arch_types,
8968 avr_device_to_arch, avr_device_to_data_start,
8969 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8970 (EXTRA_SPEC_FUNCTIONS): Define.
8971 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8972 options mapping. Use device_to_arch and device_to_data_start insted.
8973 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8974 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8975 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8976 * config/avr/driver-avr.c: New file.
8977 * config/avr/avr-devices.c: New file.
8979 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8981 * var-tracking.c (unshare_variable): Force initialized to
8982 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8983 (set_variable_part): Likewise.
8984 (struct variable_union_info): Remove pos_src field.
8985 (vui_vec, vui_allocated): New variables.
8986 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8987 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8988 == 1 use a simpler sorting algorithm. Compute pos field right
8989 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8990 Avoid quadratic comparison if !flag_var_tracking_uninit.
8991 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8992 unshare_variable unconditionally.
8993 (dataflow_set_different_2): Removed.
8994 (dataflow_set_different): Don't traverse second hash table.
8995 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8996 unconditionally to var_reg_set or var_mem_set.
8997 (emit_notes_in_bb): Likewise.
8998 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9000 (emit_note_insn_var_location): Don't set initialized to
9001 VAR_INIT_STATUS_INITIALIZED early.
9002 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9004 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9006 * tree-object-size.c (addr_object_size): Instead of checking
9007 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9008 are no FIELD_DECLs following it.
9010 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9012 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9013 order to match bswaps with signed source operands.
9015 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9017 * sdbout.c (sdbout_one_type): Fix braces in switch.
9019 2009-06-23 Richard Guenther <rguenther@suse.de>
9021 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9023 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9024 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9025 var_callused, callused_tree, var_storedanything, storedanything_tree,
9026 var_integer, integer_tree): Remove global variables.
9027 (new_var_info): Do not pass new id, append the new var to the
9028 global variable vector.
9029 (do_ds_constraint): Use is_global_var member of the variable-info.
9030 (new_scalar_tmp_constraint_exp): Adjust.
9031 (create_function_info_for): Likewise.
9032 (create_variable_info_for): Likewise.
9033 (find_what_var_points_to): Remove dead code.
9034 (init_base_vars): Simplify.
9035 (compute_points_to_sets): Adjust.
9037 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9039 * combine.c (try_combine): Dump information about the insns we're
9042 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9044 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9045 check when calling force_to_mode on TRUNCATE's operand.
9047 2009-06-22 Ian Lance Taylor <iant@google.com>
9049 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9051 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9053 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9055 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9057 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9058 override library linkage flags such as -static-libgcc or
9061 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9063 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9065 2009-06-22 Ian Lance Taylor <iant@google.com>
9067 * config/linux.opt: Put mglibc ahead of muclibc.
9069 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9070 for duplicate decls.
9072 2009-06-22 Matthias Klose <doko@ubuntu.com>
9074 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9076 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9079 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9080 instead of NULL if a parser error occurs.
9082 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9084 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9085 non-DWARF2_DEBUGGING_INFO version.
9087 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9089 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9090 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9092 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9093 (LIBGCC2_TF_CEXT): Define.
9096 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9099 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9101 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9103 * config/arm/arm.c (arm_override_options): Disable
9104 -mcaller-super-interworking and -mcallee-super-interworking.
9105 * doc/invoke.texi (ARM Options): Document this.
9107 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9109 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9110 * config/arm/constraints.md (j): New constraint for movw operands.
9111 (N): Remove thumb2 meaning.
9112 * config/arm/arm.md (*arm_movw): Delete.
9113 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9114 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9115 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9117 2009-06-22 Martin Jambor <mjambor@suse.cz>
9119 PR tree-optimization/40492
9120 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9121 build_ref_for_offset.
9123 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9125 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9126 JUMP_TABLE_DATA_P predicates where applicable.
9127 * auto-inc-dec.c: Ditto.
9128 * builtins.c: Ditto.
9129 * caller-save.c: Ditto.
9131 * cfgcleanup.c: Ditto.
9132 * cfglayout.c: Ditto.
9135 * combine-stack-adj.c: Ditto.
9141 * dwarf2asm.c: Ditto.
9142 * dwarf2out.c: Ditto.
9143 * emit-rtl.c: Ditto.
9149 * function.c: Ditto.
9152 * genpreds.c: Ditto.
9153 * genrecog.c: Ditto.
9155 * ira-costs.c: Ditto.
9156 * ira-lives.c: Ditto.
9159 * lower-subreg.c: Ditto.
9160 * modulo-sched.c: Ditto.
9162 * postreload.c: Ditto.
9163 * print-rtl.c: Ditto.
9172 * sched-vis.c: Ditto.
9174 * sel-sched-ir.c: Ditto.
9175 * simplify-rtx.c: Ditto.
9176 * targhooks.c: Ditto.
9177 * var-tracking.c: Ditto.
9178 * vmsdbgout.c: Ditto.
9180 2009-06-22 Matthias Klose <doko@ubuntu.com>
9182 * Makefile.in (install-plugin): Always use DESTDIR.
9184 2009-06-22 Olivier Hainque <hainque@adacore.com>
9186 * config/pa/pa.c (output_call): Don't optimize post call jumps
9187 into return address adjustments if the call may throw.
9189 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9191 * arm.c (thumb1_output_casesi): New function.
9192 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9193 optimizing for size or PIC.
9194 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9195 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9196 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9197 (thumb1_casesi_internal_pic): New expand rule.
9198 (thumb1_casesi_dispatch): New pattern.
9199 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9201 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9202 in the text seciton when PIC or optimizing for size.
9203 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9204 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9205 preservation properties of code.
9206 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9207 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9208 (__gnu_thumb1_case_si): New function.
9209 * t-arm (LIB1ASMSRC): Define here.
9210 (LIB1ASMFUNCS): Add some common functions.
9211 * t-arm-elf (LIB1ASMSRC): Delete.
9212 (LIB1ASMFUNCS): Append to existing set.
9213 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9214 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9215 * t-symbian (LIB1ASMFUNCS): Likewise.
9216 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9217 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9219 2009-06-21 Richard Guenther <rguenther@suse.de>
9221 PR tree-optimization/38729
9222 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9223 to loops with a single exit if -fno-expensive-optimizations.
9225 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9227 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9228 (dataflow_set): Change vars type from htab_t to shared_hash.
9229 (shared_hash_pool, empty_shared_hash): New variables.
9230 (vars_clear): Removed.
9231 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9232 shared_hash_find_slot_unshare, shared_hash_find_slot,
9233 shared_hash_find_slot_noinsert, shared_hash_find): New
9235 (shared_hash_unshare, shared_hash_destroy): New functions.
9236 (unshare_variable): Unshare set->vars if shared, use
9238 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9239 (get_init_value, find_src_set_src, dump_dataflow_set,
9240 clobber_variable_part, emit_notes_for_differences): Use
9242 (dataflow_set_init): Remove second argument, set vars to
9243 empty_shared_hash instead of creating a new htab.
9244 (dataflow_set_clear): Call shared_hash_destroy and set vars
9245 to empty_shared_hash instead of calling vars_clear.
9246 (dataflow_set_copy): Don't call vars_copy, instead just share
9247 the src htab with dst.
9248 (variable_union): Use shared_hash_*, use initially NO_INSERT
9249 lookup if set->vars is shared. Don't keep slot cleared before
9250 calling unshare_variable. Unshare set->vars if needed.
9251 Even ->refcount == 1 vars must be unshared if set->vars is shared
9252 and var needs to be modified.
9253 (variable_canonicalize): New function.
9254 (dataflow_set_union): If dst->vars is empty, just share src->vars
9255 with dst->vars and traverse with variable_canonicalize to canonicalize
9256 and unshare what is needed.
9257 (dataflow_set_different): If old_set and new_set use the same shared
9258 htab, they aren't different. If number of htab elements is different,
9259 htabs are different. Use shared_hash_*.
9260 (dataflow_set_destroy): Call shared_hash_destroy instead of
9262 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9263 second argument to dataflow_set_init.
9264 (vt_initialize): Likewise. Initialize shared_hash_pool and
9265 empty_shared_hash, move bb in/out initialization afterwards.
9266 Use variable_htab_free instead of NULL as changed_variables del hook.
9267 (variable_was_changed): Change type of second argument to pointer to
9268 dataflow_set. When inserting var into changed_variables, bump
9269 refcount. Unshare set->vars if set is shared htab and slot needs to
9271 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9272 lookup if set->vars is shared. Unshare set->vars if needed.
9273 Even ->refcount == 1 vars must be unshared if set->vars is shared
9274 and var needs to be modified. Adjust variable_was_changed caller.
9275 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9276 vars must be unshared if set->vars is shared and var needs to be
9277 modified. Adjust variable_was_changed caller.
9278 (emit_note_insn_var_location): Don't pool_free var.
9279 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9281 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9282 free_alloc_pool on shared_hash_pool.
9284 2009-06-20 Anthony Green <green@moxielogic.com>
9286 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9287 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9289 2009-06-20 Richard Guenther <rguenther@suse.de>
9291 * tree-ssa-structalias.c (find_func_aliases): For memset use
9292 a constraint from NULL if we memset to zero.
9293 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9294 we explicitly handle that do not read from memory.
9295 (call_may_clobber_ref_p_1): Properly handle builtins that may
9298 2009-06-20 Richard Guenther <rguenther@suse.de>
9300 PR tree-optimization/40495
9301 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9302 (new_scalar_tmp_constraint_exp): New function.
9303 (process_constraint): Do not create temporary decls.
9304 (process_all_all_constraints): Likewise.
9305 (handle_const_call): Likewise.
9306 (create_function_info_for): Do not set decl.
9308 2009-06-19 Ian Lance Taylor <iant@google.com>
9310 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9311 (rs6000_attribute_table): Make static; move before use.
9313 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9315 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9316 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9317 Propagate the TREE_READONLY flag without overwriting it.
9318 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9319 Propagate the TREE_READONLY flag onto the result.
9320 (process_call_operands): Move around. Use correct constant value.
9322 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9325 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9326 * config/arm/arm.md: Likewise.
9328 2009-06-19 Ian Lance Taylor <iant@google.com>
9330 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9331 to GIMPLE_ERROR_MARK.
9333 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9334 op2_original_type parameters. Warn about using different enum types.
9335 * c-parser.c (c_parser_conditional_expression): Pass original
9336 types to build_conditional_expr.
9337 * c-tree.h (build_conditional_expr): Update declaration.
9339 2009-06-19 Ian Lance Taylor <iant@google.com>
9341 * config/i386/i386.c (ix86_function_specific_save): Test that
9342 fields match values, rather than testing the values are in a
9345 2009-06-19 Richard Guenther <rguenther@suse.de>
9347 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9349 (ptr_derefs_may_alias_p): Likewise.
9350 (ptr_deref_may_alias_ref_p_1): New function.
9351 (ptr_deref_may_alias_ref_p): Likewise.
9352 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9353 covered by looking at the ESCAPED solution.
9354 (call_may_clobber_ref_p_1): Likewise.
9355 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9356 Handle NULL_TREE offset. Do not produce redundant constraints.
9357 (process_all_all_constraints): New helper function.
9358 (do_structure_copy): Use it.
9359 (handle_lhs_call): Likewise.
9360 (find_func_aliases): Handle some builtins with pointer arguments
9361 and/or return values explicitly.
9363 2009-06-19 Ian Lance Taylor <iant@google.com>
9365 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9367 2009-06-19 Ian Lance Taylor <iant@google.com>
9369 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9371 2009-06-19 Ian Lance Taylor <iant@google.com>
9373 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9374 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9377 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9378 uninitialized const.
9380 2009-06-19 Ian Lance Taylor <iant@google.com>
9382 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9385 * c-decl.c (in_struct, struct_types): Remove.
9386 (struct c_binding): Add in_struct field.
9387 (c_binding_ptr): Define type, along with VEC.
9388 (struct c_struct_parse_info): Define.
9389 (struct_parse_info): New static variable.
9390 (bind): Initialize in_struct field.
9391 (start_struct): Remove enclosing_in_struct and
9392 enclosing_struct_types parameters. Add
9393 enclosing_struct_parse_info parameter. Change all callers. Set
9394 struct_parse_info rather than in_struct and struct_types.
9395 (grokfield): If -Wc++-compat and there is a symbol binding for the
9396 field name, set the in_struct flag and push it on the
9397 struct_parse_info->fields vector.
9398 (warn_cxx_compat_finish_struct): New static function.
9399 (finish_struct): Remove enclosing_in_struct and
9400 enclosing_struct_types parameters. Add
9401 enclosing_struct_parse_info parameter. Change all callers. Don't
9402 set C_TYPE_DEFINED_IN_STRUCT here. Call
9403 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9404 parameter. Only push on struct_types if warn_cxx_compat.
9405 (finish_enum): Only push on struct_types if warn_cxx_compat.
9406 (declspecs_add_type): Add loc parameter. Change all callers.
9407 Change all error calls to error_at. Pass loc, not input_location,
9408 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9409 defined in a struct. If -Wc++-compat and parsing a struct, record
9410 that a typedef name was used.
9411 * c-parser.c (c_parser_declspecs): Get location to pass to
9413 (c_parser_struct_or_union_specifier): Update calls to start_struct
9415 * c-tree.h (struct c_struct_parse_info): Declare.
9416 (finish_struct, start_struct): Update declarations.
9417 (declspecs_add_type): Update declaration.
9419 2009-06-19 Ian Lance Taylor <iant@google.com>
9421 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9422 variable with an anonymous type.
9424 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9426 * see.c: Remove for real.
9428 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9430 * optabs.h (enum optab_index): Add new OTI_significand.
9431 (significand_optab): Define corresponding macro.
9432 * optabs.c (init_optabs): Initialize significand_optab.
9433 * genopinit.c (optabs): Implement significand_optab using
9434 significand?f2 patterns.
9435 * builtins.c (expand_builtin_mathfn): Handle
9436 BUILT_IN_SIGNIFICAND{,F,L}.
9437 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9438 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9440 * config/i386/i386.md (significandxf2, significand<mode>2): New
9441 expanders to implement significandf, significand and significandl
9442 built-ins as inline x87 intrinsics.
9444 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9446 * config/avr/avr.c (avr_override_options): Remove setting value of
9447 PARAM_INLINE_CALL_COST.
9449 2009-06-18 Richard Henderson <rth@redhat.com>
9452 * tree-pass.h (TDF_ASMNAME): New.
9453 * tree-dump.c (dump_options): Add asmname.
9454 * doc/invoke.texi: Document it.
9456 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9457 (dump_decl_name): ...here.
9458 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9459 (dump_generic_node): Update dump_function_name calls.
9460 (print_call_name): New flags arg; update all dump calls.
9461 * diagnostic.h (print_call_name): Update.
9462 * gimple-pretty-print.c (dump_gimple_call): Update.
9464 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9467 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9469 2009-06-18 Diego Novillo <dnovillo@google.com>
9471 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9472 * plugin.c (str_license): Declare.
9473 (try_init_one_plugin): Assert that the symbol
9474 'plugin_is_GPL_compatible' exists.
9476 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9479 * Makefile.in (OBJS-common): Remove see.o.
9481 * common.opt (fsee): Mark as preserved for backward compatibility.
9482 * opts.c (common_handle_option): Add OPT_fsee to the backward
9483 compatibility section.
9484 * passes.c (init_optimization_passes, pass_see): Remove pass.
9485 * timevar.def (TV_SEE): Remove.
9486 * tree-pass.h (pass_see): Remove declaration.
9487 * doc/invoke.texi (-fsee): Remove documentation.
9489 2009-06-18 Martin Jambor <mjambor@suse.cz>
9491 * tree-sra.c: Include statistics.h
9492 (sra_stats): New variable.
9493 (sra_initialize): Clear sra_stats.
9494 (create_access_replacement): Increment sra_stats.replacements.
9495 (get_access_replacement): Do not return twice.
9496 (analyze_all_variable_accesses): Increment statistics counter by the
9497 number of scalarized aggregates.
9498 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9499 (sra_modify_expr): Increment sra_stats.exprs.
9500 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9501 (sra_modify_assign): Increment sra_stats.exprs,
9502 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9503 (perform_intra_sra): Update statistics counters.
9504 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9506 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9508 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9509 (arm_scalar_mode_supported_p): New function.
9511 2009-06-18 Paul Brook <paul@codesourcery.com>
9512 Sandra Loosemore <sandra@codesourcery.com>
9514 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9515 (__extendhfsf2, __truncsfhf2): Define.
9516 * config/arm/fp16.c: New file.
9517 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9518 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9520 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9522 * doc/extend.texi (Half-Precision): New section.
9523 * doc/invoke.texi (Option Summary): List -mfp16-format.
9524 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9525 * config/arm/arm.opt (mfp16-format=): New.
9526 * config/arm/arm.c: Include intl.h.
9527 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9528 (TARGET_INVALID_RETURN_TYPE): Redefine.
9529 (TARGET_PROMOTED_TYPE): Redefine.
9530 (TARGET_CONVERT_TO_TYPE): Redefine.
9531 (arm_fp16_format): Define.
9532 (all_fpus): Add entry for neon-fp16.
9533 (fp_model_for_fpu): Likewise.
9534 (struct fp16_format): Declare.
9535 (all_fp16_formats): Define.
9536 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9538 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9540 (arm_legitimate_index_p): Treat HFmode like HImode.
9541 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9542 (coproc_secondary_reload_class): Special-case HFmode.
9543 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9544 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9545 (arm_init_fp16_builtins): New.
9546 (arm_init_builtins): Call it.
9547 (arm_invalid_parameter_type): New.
9548 (arm_invalid_return_type): New.
9549 (arm_promoted_type): New.
9550 (arm_convert_to_type).
9551 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9553 (arm_emit_fp16_const): New function.
9554 (arm_mangle_type): Mangle __fp16 as "Dh".
9555 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9557 (TARGET_NEON_FP16): New.
9558 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9559 (enum fputype): Add FPUTYPE_NEON_FP16.
9560 (enum arm_fp16_format_type): Declare.
9561 (arm_fp16_format): Declare.
9562 (LARGEST_EXPONENT_IS_NORMAL): Define.
9563 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9564 * config/arm/arm-modes.def (HFmode): Define.
9565 * config/arm/vfp.md: (*movhf_vfp): New.
9568 * config/arm/arm.md: (fpu): Add neon_fp16.
9569 (floatsihf2, floatdihf2): New.
9570 (fix_trunchfsi2, fix_trunchfdi2): New.
9574 (*arm32_movhf): New.
9575 (*thumb1_movhf): New.
9576 (consttable_2): Add check for HFmode constants.
9577 (consttable_4): Handle HFmode constants.
9579 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9581 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9583 2009-06-17 Olivier Hainque <hainque@adacore.com>
9585 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9586 const char ** conversion in AIX specific section.
9588 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9590 * config/i386/i386.c (ix86_special_builtin_type): Remove
9591 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9592 (bdesc_special_args): Updated.
9593 (ix86_init_mmx_sse_builtins): Likewise.
9594 (ix86_expand_special_args_builtin): Likewise.
9596 2009-06-17 Richard Henderson <rth@redhat.com>
9598 * tree-pretty-print.c (maybe_dump_asm_name): New.
9599 (dump_decl_name): Use it.
9600 (PRINT_FUNCTION_NAME): Merge into...
9601 (dump_function_name): ... here. Use maybe_dump_asm_name.
9603 2009-06-17 Cary Coutant <ccoutant@google.com>
9605 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9607 * debug.c (struct gcc_debug_hooks): Change placeholder for
9609 (debug_nothing_int_charstar_int): Replaced by...
9610 (debug_nothing_int_charstar_int_bool): ...this.
9611 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9612 source_line prototype.
9613 (debug_nothing_int_charstar_int): Replaced by...
9614 (debug_nothing_int_charstar_int_bool): ...this.
9615 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9616 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9617 Output is_stmt operand when necessary.
9618 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9619 (notice_source_line): Add is_stmt parameter.
9620 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9621 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9623 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9624 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9626 2009-06-17 Ian Lance Taylor <iant@google.com>
9628 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9630 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9633 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9635 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9636 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9637 tree_strip_sign_nop_conversions and
9638 tree_ssa_strip_useless_type_conversions rather than stripping
9639 the operations here.
9640 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9642 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9643 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9644 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9645 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9648 2009-06-17 Michael Eager <eager@eagercon.com>
9650 * config/rs6000/constraints.md (register_constraint "d"): New.
9651 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9652 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9653 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9654 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9655 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9656 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9657 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9658 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9659 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9660 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9662 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9663 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9664 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9665 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9666 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9667 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9668 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9669 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9670 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9671 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9672 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9673 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9674 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9675 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9677 2009-06-16 Ian Lance Taylor <iant@google.com>
9679 * profile.c (total_num_never_executed): Don't define.
9680 (compute_branch_probabilities): Don't count or print
9682 (init_branch_prob): Don't set total_num_never_executed.
9683 (end_branch_prob): Don't print total_num_never_executed.
9685 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9687 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9689 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9691 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9692 (nabstd2_fpr): Same.
9694 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9696 * expr.c (expand_assignment): Change complex type check.
9698 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9700 * doc/plugins.texi (Building GCC plugins): Added new section.
9702 2009-06-17 Ian Lance Taylor <iant@google.com>
9704 * c-pch.c (get_ident): Don't set size of templ array.
9705 (pch_init): Don't set size of partial_pch array.
9707 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9708 string constant to intialize an array whose size is the length of
9711 2009-06-17 Richard Guenther <rguenther@suse.de>
9713 PR tree-optimization/40389
9714 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9715 to addressable types.
9716 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9718 2009-06-17 Richard Guenther <rguenther@suse.de>
9721 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9722 if there is no evolution of left in the loop bail out.
9723 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9724 chrec_fold_multiply.
9726 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9727 Janis Johnson <janis187@us.ibm.com>
9730 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9731 for the symbol ref of a constant that is the source of a move
9732 - nor for any other not-obvious-label-ref constants.
9734 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9736 * plugin.c (position_pass): Skip newly inserted pass during list
9737 traversal to avoid repeated insertion.
9739 2009-06-16 Ian Lance Taylor <iant@google.com>
9741 * vec.h (VEC_stack_alloc): Define different version if
9742 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9743 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9744 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9745 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9747 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9749 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9751 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9752 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9753 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9754 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9755 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9756 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9757 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9758 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9759 __builtin_ia32_rdtscp.
9760 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9761 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9762 and __builtin_ia32_rorhi.
9763 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9764 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9765 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9766 (ix86_expand_args_builtin): Likewise.
9767 (ix86_expand_special_args_builtin): Likewise.
9769 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9770 (UNSPECV_RDTSC): Likewise.
9771 (UNSPECV_RDPMC): Likewise.
9772 (*bsr): Renamed to ...
9774 (*bsr_rex64): Renamed to ...
9778 (*rdpmc_rex64): Likewise.
9781 (*rdtsc_rex64): Likewise.
9783 (*rdtscp): Likewise.
9784 (*rdtscp_rex64): Likewise.
9786 * config/i386/ia32intrin.h: New.
9788 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9790 2009-06-16 Ian Lance Taylor <iant@google.com>
9792 * ira-build.c (copy_info_to_removed_store_destinations):
9793 Initialize parent_a.
9795 2009-06-16 Ian Lance Taylor <iant@google.com>
9797 * c-decl.c (grokdeclarator): Change size_varies to bool.
9799 2009-06-16 Ian Lance Taylor <iant@google.com>
9801 * sel-sched.c: Make forward declarations of move_op_hooks and
9802 fur_hooks explicitly extern.
9804 2009-06-16 Ian Lance Taylor <iant@google.com>
9806 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9807 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9809 2009-06-16 Ian Lance Taylor <iant@google.com>
9811 * resource.c (mark_referenced_resources): Change
9812 include_delayed_effects parameter to bool. Change all callers.
9813 (mark_end_of_function_resources): Likewise.
9814 * reorg.c (insn_references_resource_p): Likewise.
9815 (insn_sets_resource_p): Likewise.
9816 * resource.h (mark_referenced_resources): Update declaration.
9817 (mark_end_of_function_resources): Update declaration.
9819 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9821 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9823 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9825 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9826 GCC can bootstrap on AIX with GNU Binutils 2.20.
9828 2009-06-16 Ian Lance Taylor <iant@google.com>
9830 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9832 2009-06-16 Ian Lance Taylor <iant@google.com>
9834 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9835 inline, not extern inline.
9836 (exact_log2): Likewise.
9837 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9839 (exact_log2): Likewise, but don't test CTZ_HWI.
9841 2009-06-16 Ian Lance Taylor <iant@google.com>
9843 * bitmap.c (bitmap_clear): Don't declare as inline.
9844 * gimple.c (gimplify_assign): Likewise.
9845 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
9846 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
9847 (sched_scan_info): Remove duplicate definition.
9849 2009-06-16 Ian Lance Taylor <iant@google.com>
9851 * c-common.c (skip_evaluation): Don't define.
9852 (c_inhibit_evaluation_warnings): Define global variable.
9853 (overflow_warning): Check c_inhibit_evaluation_warnings rather
9854 than skip_evaluation.
9855 (convert_and_check, warn_for_div_by_zero): Likewise.
9856 * c-common.h (skip_evaluation): Don't declare.
9857 (c_inhibit_evaluation_warnings): Declare.
9858 * c-parser.c (c_parser_typeof_specifier): Set
9859 c_inhibit_evaluation_warnings rather than skip_evaluation.
9860 (c_parser_conditional_expression): Likewise.
9861 (c_parser_binary_expression): Likewise.
9862 (c_parser_sizeof_expression): Likewise.
9863 (c_parser_alignof_expression): Likewise.
9864 * c-typeck.c (build_indirect_ref): Check
9865 c_inhibit_evaluation_warnings rather than skip_evaluation.
9866 (build_conditional_expr, build_binary_op): Likewise.
9868 2009-06-16 Richard Guenther <rguenther@suse.de>
9870 * tree-ssa-alias.c (is_escape_site): Remove.
9871 * tree-ssa-alias.h (enum escape_type): Remove.
9872 (is_escape_site): Likewise.
9873 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
9874 via casts and asms without deferring to is_escape_site.
9876 2009-06-16 Jakub Jelinek <jakub@redhat.com>
9879 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
9880 use gen_lowpart if op0 has complex mode.
9882 2009-06-16 Richard Guenther <rguenther@suse.de>
9884 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
9885 variables add them to ESCAPED.
9886 (find_func_aliases): Do not make all indirectly stored values escaped.
9888 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
9890 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
9893 2009-06-16 Martin Jambor <mjambor@suse.cz>
9895 PR tree-optimization/40432
9896 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9897 check whether we need to force gimple register operand.
9899 2009-06-16 Martin Jambor <mjambor@suse.cz>
9901 PR tree-optimization/40413
9902 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9903 build_ref_for_offset.
9904 (propagate_subacesses_accross_link): Fix a typo in a comment.
9906 2009-06-16 Ira Rosen <irar@il.ibm.com>
9908 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9909 with additional parameter.
9910 * tree-vectorizer.h (enum vect_def_type): Add new value
9912 (enum vect_relevant): Add comments.
9913 (vect_is_simple_reduction): Add new argument.
9914 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9915 Detect nested cycles.
9916 (vect_is_simple_reduction): Update documentation, add an argument to
9917 distinguish inner-loop reduction from nested cycle, detect nested
9918 cycles, fix printings and indentation, don't swap operands in case
9920 (get_initial_def_for_reduction): Handle subtraction.
9921 (vect_create_epilog_for_reduction): Add new argument to specify
9923 (vect_finalize_reduction): Handle subtraction, fix comments.
9924 (vectorizable_reduction): Handle nested cycles. In case of nested
9925 cycle keep track of the reduction variable position. Call
9926 vect_is_simple_reduction with additional parameter. Use original
9927 statement code in reduction epilogue for nested cycle. Call
9928 vect_create_epilog_for_reduction with additional parameter.
9929 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9930 inner-loop vectorization.
9931 (vect_recog_widen_sum_pattern): Likewise.
9932 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9934 (vect_mark_stmts_to_be_vectorized): Likewise.
9935 (vect_get_vec_def_for_operand): Handle nested cycles.
9937 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9939 * doc/invoke.texi (Debugging Options): Fix option index entries
9940 for -fdump-statistics, -frandom-seed add entries for
9941 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9942 (FRV Options): Fix entries for -mTLS, -mtls.
9943 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9944 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9945 (M68hc1x Options): Fix @itemx for -mnominmax.
9946 (MCore Options): Fix entry for -mno-lsim.
9947 (MMIX Options): Fix entry for -mabi=mmixware.
9948 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9950 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9952 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9953 Mention the plugin mode of gengtype.
9954 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9955 * gengtype.c: Updated copyright.
9956 (plugin_files, nb_plugin_files) Added new static variables.
9957 (measure_input_list) Care about plugin_files.
9958 (write_rtx_next): Added early return in plugin mode.
9959 (create_file): Updated copyright year in generated file. Added
9961 (oprintf): Added early return if NULL outf.
9962 (get_output_file_with_visibility): Care of plugin_files.
9963 (get_output_file_name): May return null.
9964 (write_local): Added early return.
9965 (put_mangled_filename): Ditto.
9966 (finish_root_table): Added check for base_files.
9967 (write_roots): Care about null when plugins.
9968 (main): Added plugin mode.
9970 2009-06-15 Ian Lance Taylor <iant@google.com>
9972 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9973 * gcov.c (read_count_file): Add braces around variables declared
9976 * c.opt (Wjump-misses-init): New warning.
9977 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9978 -Wall and -Wc++-compat if not already set.
9979 (c_common_post_options): Clear warn_jump_misses_init if it was not
9981 * c-decl.c (struct c_binding): Change type field to a union with
9982 new label field. Make it the first field in the struct. Update
9983 references to type to use u.type instead.
9984 (struct c_spot_bindings): Define.
9985 (struct c_goto_bindings): Define.
9986 (c_goto_bindings_p): Define, along with VECs.
9987 (struct c_label_vars): Define.
9988 (struct c_scope): Add has_label_bindings field.
9989 (bind_label, set_spot_bindings): New static functions.
9990 (decl_jump_unsafe, update_spot_bindings): New static functions.
9991 (update_label_decls): New static function.
9992 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9993 Update binding u.label field to shadowed field.
9994 (c_binding_start_stmt_expr): New function.
9995 (c_binding_end_stmt_expr): New function.
9996 (pushdecl): Don't call c_begin_vm_scope.
9997 (make_label): Add defining and p_label_vars parameters. Change
9999 (lookup_label): Correct test for whether a label has not yet been
10000 defined. Call bind_label rather than bind.
10001 (warn_about_goto): New static function.
10002 (lookup_label_for_goto): New function.
10003 (declare_label): Call bind_label rather than bind.
10004 (check_earlier_gotos): New static function.
10005 (define_label): Don't give errors about jumping into statement
10006 expressions or scopes of variably modified types. Call
10007 set_spot_bindings and check_earlier_gotos. Call bind_label
10008 instead of bind. Don't set label_context_stack_se or
10009 label_context_stack_vm.
10010 (c_get_switch_bindings): New function.
10011 (c_release_switch_bindings): New function.
10012 (c_check_switch_jump_warnings): New function.
10013 (start_function): Don't set label_context_stack_se or
10014 label_context_stack_vm.
10015 (finish_function): Likewise.
10016 * c-typeck.c (label_context_stack_se): Don't define.
10017 (label_context_stack_vm): Don't define.
10018 (c_finish_goto_label): Call lookup_label_for_goto rather than
10019 lookup_label. Don't give errors about jumping into a statement
10020 expression or the scope of a variably modified type. Don't set
10021 label_context_stack_se or label_context_stack_vm.
10022 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10023 fields. Add bindings field.
10024 (c_start_case): Don't set deleted fields. Set bindings field.
10025 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10026 or blocked_vm. Call c_check_switch_jump_warnings.
10027 (c_finish_case): Don't test blocked_stmt_expr field. Call
10028 c_release_switch_bindings.
10029 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10030 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10031 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10032 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10033 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10034 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10035 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10036 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10037 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10038 (C_DECL_UNJUMPABLE_VM): Don't define.
10039 (C_DECL_UNDEFINABLE_VM): Don't define.
10040 (struct c_label_list): Don't define.
10041 (struct c_label_context_se): Don't define.
10042 (struct c_label_context_vm): Don't define.
10043 (struct c_spot_bindings): Declare.
10044 (c_bindings_start_stmt_expr): Declare.
10045 (c_bindings_end_stmt_expr): Declare.
10046 (lookup_label_for_goto): Declare.
10047 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10048 (c_check_switch_jump_warnings): Declare.
10049 (label_context_stack_se, label_context_stack_vm): Don't declare.
10050 (c_finish_goto_label): Update declaration.
10051 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10052 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10053 (Warning Options): Document -Wjump-misses-init.
10055 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10057 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10060 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10062 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10064 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10066 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10068 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10070 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10072 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10074 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10075 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10076 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10077 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10078 * dwarf2asm.c (dw2_force_const_mem): Update call to
10079 make_decl_one_only.
10080 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10081 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10082 * langhooks.c (lhd_comdat_group): Remove.
10083 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10084 * tree.h (DECL_COMDAT_GROUP): New.
10085 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10086 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10087 (make_decl_one_only): Change signature.
10088 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10089 make_decl_one_only.
10090 (make_decl_one_only): Change signature.
10091 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10093 2009-06-15 Richard Guenther <rguenther@suse.de>
10095 PR middle-end/40439
10096 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10098 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10100 * tree-ssa-math-opts.c: Remove extra divide.
10102 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10104 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10106 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10108 * passes.c: Add bswap pass.
10109 * tree-pass.h: Add pass_optimize_bswap declaration.
10110 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10111 Include rtl.h, expr.h and optabs.h for optab_handler check.
10112 (struct symbolic_number, pass_optimize_bswap): New definition.
10113 (do_shift_rotate, verify_symbolic_number_p): New functions.
10114 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10115 (gate_optimize_bswap): New function.
10116 * tree.c (widest_int_cst_value): New function.
10117 * tree.h (widest_int_cst_value): Prototype added.
10119 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10121 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10122 REG_EQUAL/REG_EQUIV notes.
10124 2009-06-14 Richard Guenther <rguenther@suse.de>
10126 PR middle-end/40389
10127 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10128 has its address taken if NRV was applied and it is addressable.
10129 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10130 function split out from ...
10131 (get_constraint_for_1): ... here.
10132 (handle_rhs_call): Use it to mark the return slot escaped if
10133 it is addressable and NRV was applied.
10135 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10137 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10138 Change first argument type to location_t.
10139 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10140 Do not set input_location.
10141 Use loc instead of input_location throughout.
10143 2009-06-13 Richard Guenther <rguenther@suse.de>
10145 PR tree-optimization/40421
10146 * tree-predcom.c (should_unroll_loop_p): Remove.
10147 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10149 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10151 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10152 Add location argument.
10154 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10156 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10158 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10159 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10160 * config/spu/spu-protos.h: Add location to
10161 spu_resolve_overloaded_builtin.
10162 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10163 spu_build_builtin_va_list.
10164 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10165 argument. Pass location to build_function_call_vec.
10166 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10168 (emit_fpu_switch): Same.
10169 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10170 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10171 to build_decl and create_artificial_label.
10172 (xtensa_gimplify_va_arg_expr): Same.
10173 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10174 (xstormy16_gimplify_va_arg_expr): Same.
10175 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10176 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10177 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10178 (mips16_build_function_stub): Same.
10179 (mips16_build_call_stub): Same.
10181 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10184 * arm/constraints.md (Pa, Pb): New constraints.
10185 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10186 split pattern to deal with them.
10188 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10190 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10191 fix index entry for -Xpreprocessor.
10193 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10195 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10196 Add location argument to build_decl call.
10197 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10198 (rs6000_init_builtins): Same.
10199 (spe_init_builtins): Same.
10200 (rs6000_gimplify_va_arg): Add location argument to
10201 create_artificial_label call.
10203 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10205 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10206 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10207 * Makefile.in: Fix GGC dependency for gcse.o.
10209 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10211 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10212 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10213 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10215 * c-parser.c (c_parser_binary_expression): Use current column while
10216 building binary operations.
10217 * common.opt (fshow-column): Enable by default.
10218 * tree-vrp.c (check_array_ref): Use warning_at.
10219 (check_array_bounds): Use location from call back if expr has no
10221 * tree.h: Add location argument to maybe_fold_*.
10222 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10223 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10224 (maybe_fold_offset_to_component_ref): Same.
10225 (maybe_fold_offset_to_reference): Same.
10226 (maybe_fold_offset_to_address): Same.
10227 (maybe_fold_stmt_indirect): Same.
10228 (maybe_fold_stmt_addition): Same.
10229 (fold_stmt_r): Pass location to maybe_fold_*.
10230 (fold_gimple_assign): Same.
10231 * c-tree.h: Add location argument to finish_decl,
10232 default_function_array_conversion, store_init_value.
10233 * c-decl.c (define_label): Use error_at.
10234 (c_make_fname_decl): Pass location to finish_decl.
10235 (finish_decl): New location argument.
10236 (build_compound_literal): Pass location to store_init_value.
10237 (grokdeclarator): Pass location to finish_decl.
10239 * c-typeck.c (array_to_pointer_conversion): New location argument.
10240 (function_to_pointer_conversion): Same.
10241 (default_function_array_conversion): Same.
10242 (parser_build_unary_op): Pass location to overflow_warning.
10243 (parser_build_binary_op): Same. Use warning_at.
10244 (build_unary_op): Pass location to array_to_pointer_conversion.
10245 (build_c_cast): Pass location to digest_init.
10246 (build_modify_expr): New location argument.
10247 (convert_for_assignment): Same.
10248 (store_init_value): Same.
10249 (digest_init): Same.
10250 (output_init_element): Pass location to digest_init and
10251 array_to_pointer_conversion.
10252 (c_finish_return): Pass location to convert_for_assignment.
10253 * gimplify.c (gimplify_conversion): Pass location to
10254 maybe_fold_offset_to_address.
10255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10256 to maybe_fold_stmt_addition.
10257 * c-omp.c (c_finish_omp_atomic): Pass new location to
10259 (c_finish_omp_for): Same.
10260 * c-common.c (overflow_warning): New argument.
10261 * c-common.h: New argument to build_modify_expr, overflow_warning.
10262 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10264 (c_parser_initializer): Pass location to
10265 default_function_array_conversion.
10266 (c_parser_initelt): Same.
10267 (c_parser_initval): Same.
10268 (c_parser_asm_operands): Same.
10269 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10270 (c_parser_conditional_expression): Same.
10271 (c_parser_binary_expression): Add location info to stack. Use it.
10272 (c_parser_unary_expression): Pass location to
10273 default_function_array_conversion, parser_build_unary_op,
10274 build_indirect_ref, c_parser_postfix_expression_after_primary.
10275 (c_parser_postfix_expression_after_primary): New location argument.
10277 (c_parser_expression_conv): Pass location to
10278 default_function_array_conversion.
10279 (c_parser_expr_list): Same.
10280 (c_parser_omp_atomic): Same.
10281 (c_parser_omp_for_loop): Same.
10282 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10283 (build_array_declarator): New argument.
10284 * c-decl.c (build_array_declarator): Add location argument.
10285 (grokdeclarator): Set id_loc for cdk_array.
10286 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10287 build_array_declarator.
10288 * tree.c (build_omp_clause): Add location argument.
10289 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10290 (OMP_CLAUSE_LOCATION): New macro.
10291 (struct tree_omp_clause): Add location field.
10292 (build_omp_clause): Add argument.
10293 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10294 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10296 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10297 (cp_parser_omp_clause_collapse): Same.
10298 (cp_parser_omp_clause_default): Same.
10299 (cp_parser_omp_clause_if): Same.
10300 (cp_parser_omp_clause_nowait): Same.
10301 (cp_parser_omp_clause_num_threads): Same.
10302 (cp_parser_omp_clause_ordered): Same.
10303 (cp_parser_omp_clause_schedule): Same.
10304 (cp_parser_omp_clause_untied): Same.
10305 (cp_parser_omp_for_loop): Same.
10306 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10307 * c-tree.h (c_start_case): Add location argument.
10308 (c_process_expr_stmt): Same.
10309 (c_finish_goto_*): Same.
10310 * tree-parloops.c (initialize_reductions): Pass location to
10312 (create_parallel_loop): Same.
10313 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10314 (gfc_trans_omp_reduction_list): Same.
10315 (gfc_trans_omp_clauses): Same.
10316 (gfc_trans_omp_do): Same.
10317 * c-typeck.c (c_finish_goto_label): Same.
10318 (c_finish_goto_ptr): New location argument.
10319 (c_start_case): Same.
10320 (emit_side_effect_warnings): Same.
10321 (c_process_expr_stmt): Same.
10322 (c_finish_stmt_expr): Same.
10323 (c_finish_omp_clauses): Use error_at instead of error.
10324 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10326 * c-omp.c (c_split_parallel_clauses): New location argument.
10327 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10328 to build_omp_clause.
10329 (convert_local_reference_stmt): Same.
10330 (convert_gimple_call): Same.
10331 * c-common.h (c_split_parallel_clauses): New argument.
10332 * c-parser.c (c_parser_statement_after_labels): Pass location to
10333 c_finish_goto_label.
10334 (c_parser_switch_statement): Pass location to c_start_case.
10335 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10336 and c_process_expr_stmt.
10337 (c_parser_omp_variable_list): Add location argument.
10338 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10339 (c_parser_omp_clause_default): Same.
10340 (c_parser_omp_clause_if): Same.
10341 (c_parser_omp_clause_num_threads): Same.
10342 (-c_parser_omp_clause_ordered): Same.
10343 (c_parser_omp_clause_reduction): Pass location to
10344 c_parser_omp_variable_list.
10345 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10346 (c_parser_omp_clause_untied): Same.
10347 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10348 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10350 * c-tree.h (check_for_loop_decls, undeclared_variable,
10351 build_component_ref, build_array_ref, build_external_ref,
10352 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10353 build_conditional_expr, build_compound_expr, c_cast_expr,
10354 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10355 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10357 * c-semantics.c (build_stmt): Same.
10358 (build_case_label): Same.
10359 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10360 (undeclared_variable): New argument.
10361 (make_label): Same.
10362 (lookup_label): Pass location on down.
10363 (define_label): Same.
10364 (finish_decl): Same.
10365 (build_compound_literal): Same.
10366 (finish_struct): Same.
10367 (finish_function): Do not set location here.
10368 (check_for_loop_decls): New argument.
10369 * tree.c (save_expr): Set location.
10370 (build_empty_stmt): New argument.
10371 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10372 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10373 * builtins.c (gimplify_va_arg_expr): Use locations.
10374 (expand_builtin_sync_operation): Same.
10375 * c-typeck.c (build_component_ref): New argument.
10376 (build_array_ref): Same.
10377 (build_external_ref): Same.
10378 (c_expr_sizeof_expr): Same.
10379 (c_expr_sizeof_type): Same.
10380 (parser_build_unary_op): Same.
10381 (build_conditional_expr): Same.
10382 (build_compound_expr): Pass location on down.
10383 (build_compound_expr): New argument.
10384 (build_c_cast): Same.
10385 (c_cast_expr): Same.
10386 (build_asm_expr): Same.
10387 (c_finish_return): Same.
10388 (c_process_expr_stmt): Pass location on down.
10389 (c_finish_stmt_expr): New argument.
10390 (push_clenaup): Same.
10391 (c_finish_omp_parallel): Same.
10392 (c_finish_omp_task): Same.
10393 * gimplify.c (gimplify_call_expr): Pass location on down.
10394 * c-omp.c (c_finish_omp_master): New argument.
10395 (c_finish_omp_critical): Same.
10396 (c_finish_omp_ordered): Same.
10397 (c_finish_omp_barrier): Same.
10398 (-c_finish_omp_taskwait): Same.
10399 (c_finish_omp_atomic): Same.
10400 (c_finish_omp_flush): Same.
10401 * tree-inline.c (copy_tree_body_r): Pass location on down.
10402 (inline_forbidden_p): Remove use of input_location.
10403 * c-gimplify.c (c_build_bind_expr): New argument.
10404 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10405 (c_sizeof_or_alignof_type): New argument.
10406 (c_alignof_expr): Same.
10407 (build_va_arg): Same.
10408 (c_add_case_label): Same.
10409 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10410 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10411 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10412 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10413 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10414 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10416 * stub-objc.c (objc_build_selector_expr): Same.
10417 (objc_build_throw_stmt): Same.
10418 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10419 (c_parser_initelt): Same.
10420 (c_parser_compound_statement): Same.
10421 (c_parser_compound_statement_nostart): Same.
10422 (c_parser_label): Same.
10423 (c_parser_statement_after_labels): Same.
10424 (c_parser_if_body): Same.
10425 (c_parser_else_body): Same.
10426 (c_parser_if_statement): Same.
10427 (c_parser_switch_statement): Same.
10428 (c_parser_while_statement): Same.
10429 (c_parser_do_statement): Same.
10430 (c_parser_for_statement): Same.
10431 (c_parser_asm_statement): Same.
10432 (c_parser_conditional_expression): Same.
10433 (c_parser_binary_expression): Same.
10434 (c_parser_cast_expression): Same.
10435 (c_parser_unary_expression): Same.
10436 (c_parser_sizeof_expression): Same.
10437 (c_parser_alignof_expression): Same.
10438 (c_parser_postfix_expression): Same.
10439 (c_parser_expression): Same.
10440 (c_parser_objc_receiver): Same.
10441 (c_parser_omp_variable_list): Same.
10442 (c_parser_omp_structured_block): Same.
10443 (c_parser_omp_atomic): New argument.
10444 (c_parser_omp_barrier): Same.
10445 (c_parser_omp_critical): Same.
10446 (c_parser_omp_flush): Pass location on down.
10447 (c_parser_omp_for_loop): New argument.
10448 (c_parser_omp_for): Same.
10449 (c_parser_omp_master): Same.
10450 (c_parser_omp_ordered): Same.
10451 (c_parser_omp_sections_scope): Same.
10452 (c_parser_omp_sections): Same.
10453 (c_parser_omp_parallel): Same.
10454 (c_parser_omp_single): Same.
10455 (c_parser_omp_task): Same.
10456 (c_parser_omp_taskwait): Pass location on down.
10457 (c_parser_omp_construct): Same.
10458 (c_parser_omp_threadprivate): Same.
10459 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10460 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10461 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10462 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10463 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10464 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10465 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10466 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10467 config/i386/i386.c, stmt.c:
10468 Add location argument to the following function definitions and/or
10469 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10470 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10471 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10472 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10473 do_case, c_finish_bc_stmt, build_compound_literal,
10474 build_function_call.
10475 * c-decl.c (build_compound_literal): Add location argument.
10476 Make all diagnostic calls use location.
10477 (start_struct): Same.
10478 (finish_struct): Same.
10479 (start_enum): Same.
10480 (build_enumerator): Same.
10481 (start_function): Same.
10482 (grokdeclarator): Make all diagnostic calls use location.
10483 (store_parm_decls_oldstyle): Same.
10484 * c-typeck.c (build_function_call): Add location argument.
10485 Make all diagnostic calls use location.
10487 (c_finish_bc_stmt): Same.
10488 * tree-nested.c (get_trampoline_type): Add argument.
10489 Pass location to build_decl.
10490 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10491 * rtl.h (RTL_LOCATION): New.
10492 * c-common.c (c_add_case_label): Add location argument.
10493 Make all diagnostic calls use location.
10494 * c-common.h: Add location argument to make_fname_decl, do_case,
10495 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10496 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10497 Set it appropriately for every case. Pass enum_loc to start_enum
10498 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10500 (c_parser_struct_or_union_specifier): Save location. Use it for
10501 start_struct, finish_struct, and parser_xref_tag.
10503 2009-06-12 Ian Lance Taylor <iant@google.com>
10505 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10507 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10508 cpp_opts->warn_cxx_operator_names.
10510 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10513 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10514 is returns NULL and OP is a VCE, look through the VCE.
10516 2009-06-12 Ian Lance Taylor <iant@google.com>
10519 * collect2.c (main): Use CONST_CAST2 in code inside #if
10520 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10522 2009-06-12 Joey Ye <joey.ye@intel.com>
10524 PR middle-end/39146
10525 * cfgexpand.c (get_decl_align_unit): Update
10526 max_used_stack_slot_alignment with align instead of
10527 stack_alignment_needed.
10529 * function.c (assign_stack_local_1): Update
10530 max_used_stack_slot_alignment with alignment_in_bits instead
10531 of stack_alignment_needed.
10532 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10535 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10537 * dwarf2out.c (last_var_location_insn): New variable.
10538 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10539 (dwarf2out_var_location): Don't record anything after last real
10540 insn. Only change labels if there were any real instructions
10541 in between last note and this one, or if changed sections.
10543 2009-06-11 Richard Henderson <rth@redhat.com>
10545 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10546 note when storing the frame pointer in a register.
10547 (FRP): Don't redefine to nothing for epilogue.
10548 (alpha_expand_epilogue): Mark register and sp restores.
10549 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10551 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10552 when gen_lowpart is needed.
10554 2009-06-11 Richard Henderson <rth@redhat.com>
10556 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10558 * dwarf2out.c (need_data_align_sf_opcode): New.
10559 (div_data_align): Move earlier.
10560 (def_cfa_1, reg_save): Use it.
10562 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10564 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10565 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10566 (ix86_handle_option): Handle OPT_mcrc32.
10567 (ix86_target_string): Add -mcrc32.
10568 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10570 * config/i386/i386.h (TARGET_CRC32): New.
10572 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10573 (sse4_2_crc32di): Likewise.
10575 * config/i386/i386.opt (mcrc32): New.
10577 * doc/invoke.texi: Document -mcrc32.
10579 2009-06-11 Richard Henderson <rth@redhat.com>
10581 * common.opt (gdwarf-): Accept a version number.
10582 * doc/invoke.texi (gdwarf-): Update docs.
10583 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10584 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10585 version level, and record it.
10587 * dwarf2.h (DW_CIE_VERSION): Remove.
10588 * dwarf2out.c (DWARF_VERSION): Remove.
10589 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10590 (output_call_frame_info): Use CIE version 3 for dwarf3,
10591 or if the return register column is out of range for version 1.
10592 (dwarf_stack_op_name): Add all dwarf3 values.
10593 (DEBUG_PUBTYPES_SECTION): New.
10594 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10595 encoding change for dwarf3.
10596 (output_die) [dw_val_class_die_ref]: Likewise.
10597 (output_compilation_unit_header): Emit correct version for dwarf3.
10598 (output_line_info): Likewise.
10599 (output_pubnames): Update for DWARF_VERSION removal.
10600 (output_aranges): Likewise.
10601 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10602 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10603 (dwarf2out_finish): Likewise.
10605 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10607 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10610 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10613 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10614 * builtins.c (expand_builtin_unreachable): New function.
10615 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10616 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10617 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10619 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10620 searching for missing barriers.
10622 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10624 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10625 when -fprofile-generate* was passed.
10626 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10628 2009-06-11 Anthony Green <green@moxielogic.com>
10630 * config/moxie/moxie.md: Define length attribute for all instructions.
10632 (*b<cond:code>): Support limited branch ranges for new PC-relative
10633 branch instructions.
10634 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10636 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10638 * config/i386/i386.c (min_insn_size): Use get_attr_length
10639 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10640 For __asm return 0.
10642 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10643 instead of emit_insn_before.
10645 2009-06-10 Ian Lance Taylor <iant@google.com>
10648 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10651 2009-06-10 Revital Eres <eres@il.ibm.com>
10653 * passes.c (init_optimization_passes): Reschedule
10654 predictive-commoning pass before complete unroll pass.
10656 2009-06-10 Martin Jambor <mjambor@suse.cz>
10658 * cgraph.c (cgraph_node_can_be_local_p): New function.
10659 (cgraph_make_node_local): New function.
10660 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10661 (cgraph_make_node_local): Declare.
10663 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10665 * tree.h (tree_base): Add packed_flag and user_align fields.
10666 Decrease size of spare field.
10667 (TYPE_USER_ALIGN): Use user_align from tree_base.
10668 (DECL_USER_ALIGN): Likewise.
10669 (TYPE_PACKED): Use packed_flag from tree_base.
10670 (DECL_PACKED): Likewise.
10671 (tree_type): Delete packed_flag and user_align fields. Widen
10672 precision field. Widen mode field and shuffle fields to align
10673 mode on an 8-bit boundary.
10674 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10675 Renumber decl_flag_* fields. Fix comments. Widen
10676 decl_common_unused field.
10677 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10678 (DECL_EXTERNAL): Likewise.
10679 (DECL_BIT_FIELD): Likewise.
10680 (DECL_NONADDRESSABLE_P): Likewise.
10681 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10682 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10684 2009-06-10 Ian Lance Taylor <iant@google.com>
10686 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10687 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10688 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10689 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10690 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10691 DEF_VEC_ALLOC_FUNC_P.
10692 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10693 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10694 DEF_VEC_ALLOC_FUNC_O.
10695 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10696 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10697 DEF_VEC_ALLOC_FUNC_I.
10698 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10699 (vec_stack_p_reserve_exact_1): Declare.
10700 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10701 (vec_stack_free): Declare.
10702 (VEC_stack_alloc): Define.
10703 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10704 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10705 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10706 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10708 (stack_vecs): New static variable.
10709 (vec_stack_p_reserve_exact_1): New function.
10710 (vec_stack_o_reserve_1): New static function.
10711 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10712 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10713 (vec_stack_free): New function.
10714 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10715 (VEC_df_ref_stack_alloc): Define.
10716 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10717 DEF_VEC_ALLOC_P_STACK.
10718 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10719 (struct df_collection_rec): Change _vec fields to VEC. Remove
10721 (df_free_collection_rec): Adjust for new fields.
10722 (df_insn_rescan): Use new df_collection_rec fields.
10723 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10724 (df_ref_create_structure, df_ref_record): Likewise.
10725 (df_get_conditional_uses, df_get_call_refs): Likewise.
10726 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10727 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10728 (df_record_exit_block_uses, df_bb_verify): Likewise.
10729 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10730 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10731 Remove count parameter. Change return type to void. Change all
10733 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10734 Remove count parameter. Change return type to void. Change all
10736 (df_install_refs): Change old_vec parameter to VEC. Remove count
10737 parameter. Change all callers.
10738 (df_install_mws): Change old_vec parameter to VEC. Remove count
10739 parameter. Change all callers.
10740 (df_refs_verify): Change new_rec parameter to VEC. Change call
10742 (df_mws_verify): Likewise.
10744 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10746 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10748 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10750 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10752 2009-06-10 Anthony Green <green@moxielogic.com>
10754 * config/moxie/crti.asm: New file.
10755 * config/moxie/crtn.asm: New file.
10756 * config/moxie/moxie.c: New file.
10757 * config/moxie/moxie.h: New file.
10758 * config/moxie/sfp-machine.h: New file.
10759 * config/moxie/moxie-protos.h: New file.
10760 * config/moxie/t-moxie: Created.
10761 * config/moxie/t-moxie-softfp: Created.
10762 * config/moxie/moxie.md: Created.
10763 * config/moxie/constraints.md: Created.
10764 * config.gcc: Add moxie support.
10765 * doc/md.texi (Machine Constraints): Add moxie constraints.
10766 * doc/contrib.texi (Contributors): Mention moxie port.
10767 * doc/install.texi (Specific): Mention the moxie port.
10769 2009-06-09 Ian Lance Taylor <iant@google.com>
10771 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10772 compiling with C++.
10773 * optabs.c (optab_table): Only use designated initializers if
10774 HAVE_DESIGNATED_INITIALIZERS is defined.
10775 (convert_optab_table): Likewise.
10776 (init_optabs): Always call init_insn_codes if
10777 HAVE_DESIGNATED_INITIALIZERS is not defined.
10779 2009-06-09 Ian Lance Taylor <iant@google.com>
10781 * targhooks.c (default_builtin_vectorized_function): Change fn
10782 parameter to unsigned int.
10783 (default_builtin_vectorized_conversion): Change code parameter to
10785 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10786 * targhooks.h: Update declarations.
10787 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10788 parameter to unsigned int.
10790 * c-typeck.c (comptypes_check_enum_int): New static function.
10791 (comptypes_internal): Add enum_and_int_p parameter. Change all
10793 (comp_target_types): Add location parameter. Change all callers.
10794 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10795 Change all callers.
10796 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10797 (build_conditional_expr): Add colon_loc parameter. Change all
10799 (convert_for_assignment): Add location parameter. Change all callers.
10800 * c-parser.c (c_parser_conditional_expression): Pass location of
10801 colon to build_conditional_expr.
10802 * c-tree.h (build_conditional_expr): Update declaration.
10804 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10806 * graphite.c: Revert previous patch.
10808 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10811 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10813 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10815 * tree-ssa-loop-prefetch.c
10816 (loop_prefetch_arrays): Fixed a portability problem in printf format
10819 2009-06-09 Martin Jambor <mjambor@suse.cz>
10821 PR tree-optimization/40351
10822 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10823 refrence to a potential artifical subaccess can be constructed.
10825 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10827 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10828 (sh_override_options): Likewise.
10829 * config/sh/sh.c: Include params.h.
10830 (sh_optimization_options): New.
10831 (sh_override_options): Likewise.
10832 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10833 (OVERRIDE_OPTIONS): Use sh_override_options.
10835 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10837 * dwarf2out.c (emit_cfa_remember): New variable.
10838 (add_fde_cfi): If emit_cfa_remember, recurse to add
10839 DW_CFA_remember_state first.
10840 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
10841 instead just set emit_cfa_remember.
10843 2009-06-08 Jan Hubicka <jh@suse.cz>
10846 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
10848 2009-06-08 Jan Hubicka <jh@suse.cz>
10850 PR middle-end/39834
10851 * cgraphunit.c (save_inline_function_body): Do not copy transform
10852 hooks for saved inline bodies.
10853 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
10854 for given function.
10856 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
10858 * jump.c (returnjump_p): Handle delayed branches. Add missing
10861 2009-06-08 Jan Hubicka <jh@suse.cz>
10863 PR middle-end/40102
10864 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10865 original node might've been modified.
10866 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
10868 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10870 * tree-object-size.c (addr_object_size): Add OSI argument.
10871 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
10872 (compute_builtin_object_size, expr_object_size): Adjust callers.
10873 (plus_stmt_object_size): Call addr_object_size instead of
10874 compute_builtin_object_size.
10876 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
10877 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10879 * tree-ssa-loop-prefetch.c
10880 (gather_memory_references): Introduced a counter for the number of
10882 (anything_to_prefetch_p): Introduced a counter for the number of
10884 (is_loop_prefetching_profitable): New function with a cost model
10886 (loop_prefetch_arrays): Use the new cost model to determine if
10887 prefetching is profitable.
10888 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
10889 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10890 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
10891 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10892 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
10893 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10895 2009-06-08 Michael Matz <matz@suse.de>
10898 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10899 partitions use the same.
10900 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10901 for basevars of SSA_NAMEs.
10902 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10903 to not expand them twice.
10904 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10907 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10909 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10910 (fdump-final-insns=, gtoggle): New.
10911 * doc/invoke.texi: Document them.
10912 * final.c (rest_of_clean_state): Dump final insn stream.
10913 * gcc.c (invoke_as): Hook in -fcompare-debug.
10914 (static_spec_functions): Add compare-debug-dump-opt,
10915 compare-debug-self-opt and compare-debug-auxbase-opt.
10916 (compare_debug, compare_debug_second, compare_debug_opt): New.
10917 (switches_debug_check, n_switches_debug_check): New.
10918 (debug_auxbase_opt, debug_check_temp_file): New.
10919 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10921 (do_self_spec): Handle arguments after switches.
10922 (do_spec_1): Add .gk extension to temp file basenames for compare.
10923 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10924 (cc1_options): Use it instead of normal auxbase computation for
10925 the second compare-debug compilation.
10926 (compare_files): New.
10927 (main): Set up and implement compare debug mode.
10928 (compare_debug_dump_opt_spec_function): New.
10929 (compare_debug_self_opt_spec_function): New.
10930 (compare_debug_auxbase_opt_spec_function): New.
10931 * toplev.c (process_options): Handle flag_gtoggle,
10932 flag_dump_final_insns.
10933 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10934 during -fcompare-debug-second compilation.
10936 2009-06-07 Ian Lance Taylor <iant@google.com>
10938 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10939 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10941 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10942 with no default node. Change warning with %H to warning_at.
10943 Don't clear warn_switch around case checking.
10944 * doc/invoke.texi (Warning Options): Clarify distinction between
10945 -Wswitch and -Wswitch-enum.
10947 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10949 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10951 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10953 * gbl-ctors.h: Add header guard.
10955 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10957 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10958 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10959 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10960 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10961 prototypes for removed functions.
10962 (expressions_equal_p): Move to ...
10963 * tree-ssa-sccvn.h: ... here and ...
10964 * matrix-reorg.c: ... adjust includes.
10966 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10968 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10970 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10972 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10973 (finish_function): Remove erroneous whitespace.
10975 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10977 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10978 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10980 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10982 * errors.c (internal_error): Commentary typo fix.
10983 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10984 * tree-ssa-pre.c: Ditto.
10986 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10988 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10989 them is supposed to hold actual statements.
10991 2009-06-06 Ian Lance Taylor <iant@google.com>
10993 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10994 empty statements can now have attributes.
10996 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10998 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10999 * config/mips/mips.md: Ditto.
11001 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11003 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11005 (__eabi_uconvert): Likewise.
11007 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11009 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11010 CFI_* definitions with IN_GCC.
11012 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11014 * xcoffout.h (xcoffout_source_line): Update prototype.
11016 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11018 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11019 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11021 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11023 PR middle-end/40340
11024 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11025 inlined_function_outer_scope_p blocks for artificial inlines
11027 * tree.c (tree_nonartificial_location): Rewrite using
11028 block_nonartificial_location.
11030 2009-06-05 Revital Eres <eres@il.ibm.com>
11031 Leehod Baruch <leehod@il.ibm.com>
11033 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11034 (expand_expr_real_1): Remove comment.
11035 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11036 Vectorize misaligned access when the target supports it.
11037 (vect_supportable_dr_alignment): Check for unaligned access support.
11038 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11041 2009-06-05 Julian Brown <julian@codesourcery.com>
11043 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11044 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11046 2009-06-05 Richard Guenther <rguenther@suse.de>
11049 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11050 as possibly unused.
11052 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11054 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11055 (save_gprs): Don't tell unwinder when a global register is saved.
11056 (s390_emit_epilogue): Emit needed epilogue unwind info.
11058 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11060 * dwarf2out.c (deferred_asm_name): New.
11061 (add_name_and_src_coords_attributes): Defer creation of
11062 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11064 (move_linkage_attr): New.
11065 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11068 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11070 * tree-nested.c (finalize_nesting_tree_1): Declare the
11071 frame_decl in the binding tree.
11073 2009-06-04 Cary Coutant <ccoutant@google.com>
11075 * basic-block.h (struct basic_block_def): Add discriminator field.
11076 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11078 * debug.c (do_nothing_debug_hooks): Add additional entry.
11079 (debug_nothing_int_charstar_int): New function.
11080 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11081 (debug_nothing_int_charstar_int): New declaration.
11082 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11083 discriminator value in .loc directive.
11084 * final.c (last_discriminator): New variable.
11085 (discriminator): New variable.
11086 (final_start_function): Initialize above variables, pass current
11087 discriminator to debug hook.
11088 (notice_source_line): Check for discriminator change.
11089 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11090 * sdbout.c (sdbout_source_line): New parameter.
11091 * tree-cfg.c (struct locus_discrim_map): New structure type.
11092 (discriminator_per_locus): New hash table.
11093 (build_gimple_cfg): Allocate and free discriminator hash table.
11094 (make_edges): Call assign_discriminator.
11095 (locus_map_hash): New function.
11096 (locus_map_eq): New function.
11097 (next_discriminator_for_locus): New function.
11098 (same_line_p): New function.
11099 (assign_discriminator): New function.
11100 (make_cond_expr_edges): Call assign_discriminator.
11101 (make_gimple_switch_edges): Likewise.
11102 (first_non_label_stmt): New function.
11103 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11105 * xcoffout.c (xcoffout_source_line): Add new parameter.
11107 * configure.ac (gcc_cv_as_discriminator): New configury check for
11108 gas support for discriminator.
11109 * configure: Regenerate.
11110 * config.in: Regenerate.
11112 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11114 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11115 val after checking for integers.
11117 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11119 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11121 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11122 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11123 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11124 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11125 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11126 X64_SSE_REGPARM_MAX.
11127 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11128 X64_SSE_REGPARM_MAX.
11130 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11132 * gcc.c (report_times_to_file): New.
11133 (execute): Implement it.
11134 (process_command): Support -time=.
11135 * doc/invoke.texi: Document it.
11137 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11139 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11140 that have value exprs.
11142 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11144 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11145 declarations for constants until...
11146 (dw2_output_indirect_constant_1): ... this point.
11148 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11151 * arm.md (arm_addsi3): Don't try to split an add with an
11152 eliminable register until after reload has completed.
11154 2009-06-03 Ian Lance Taylor <iant@google.com>
11156 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11157 * genattrtab.c (write_length_unit_log): Likewise.
11158 * genchecksum.c (dosum): Likewise.
11159 * gengtype.c (write_rtx_next): Likewise.
11160 (finish_root_table, write_roots): Likewise.
11161 * gimple.c (gimple_ops_offset_): Likewise.
11162 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11163 * config/arc/arc.c (arc_attribute_table): Likewise.
11164 * config/arm/arm.c (arm_attribute_table): Likewise.
11165 * config/avr/avr.c (avr_attribute_table): Likewise.
11166 * config/crx/crx.c (crx_attribute_table): Likewise.
11167 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11168 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11169 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11170 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11171 * config/sh/sh.c (sh_attribute_table): Likewise.
11172 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11173 * config/spu/spu.c (spu_attribute_table): Likewise.
11174 * config/v850/v850.c (v850_attribute_table): Likewise.
11176 * config/alpha/alpha.c (vms_attribute_table): Make static.
11177 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11178 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11179 * config/mips/mips.c (mips_attribute_table): Likewise.
11181 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11183 (cc1-checksum.o): Likewise.
11185 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11187 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11189 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11191 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11192 insn if it is changing sp. Use gen_add3_insn instead of
11193 conditionally gen_addsi3 and gen_adddi3.
11194 (offset_below_red_zone_p): New static inline function.
11195 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11196 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11197 * config/rs6000/ppc-asm.h: Include auto-host.h.
11198 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11199 CFI_RESTORE): Define.
11200 * config/rs6000/crtresxgpr.asm: Add unwind info.
11201 * config/rs6000/crtresxfpr.asm: Likewise.
11202 * config/rs6000/crtresgpr.asm: Likewise.
11203 * config/rs6000/crtresfpr.asm: Likewise.
11204 * config/rs6000/crtsavgpr.asm: Likewise.
11205 * config/rs6000/crtsavfpr.asm: Likewise.
11207 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11208 argument of DWARF2_FRAME_REG_OUT macros.
11210 2009-06-03 Julian Brown <julian@codesourcery.com>
11212 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11213 words or less (including TImode) in core registers.
11215 2009-06-03 Richard Guenther <rguenther@suse.de>
11217 PR middle-end/40328
11218 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11220 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11222 * statistics.c (statistics_counter_event): Do not record event
11223 in pass dump if its number == -1.
11224 (curr_statistics_hash): Add assert that we never get passes
11225 with static number == -1.
11227 2009-06-03 Richard Guenther <rguenther@suse.de>
11228 Andrey Belevantsev <abel@ispras.ru>
11230 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11231 non-BLKmode arrays addressable.
11233 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11235 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11236 * config/m68k/m68k.h: ... here.
11237 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11240 2009-06-03 Martin Jambor <mjambor@suse.cz>
11242 PR tree-optimization/40323
11243 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11246 2009-06-03 Richard Guenther <rguenther@suse.de>
11248 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11251 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11253 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11254 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11255 JUMP_TABLE_DATA_P where applicable.
11256 * config/sh/sh.c: Ditto.
11257 * config/sh/sh.h: Ditto.
11258 * config/sh/sh.md: Ditto.
11259 * config/sh/symbian.c: Ditto.
11261 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11263 * config/i386/driver-i386.c (describe_cache): Optimize
11264 concatenation of strings. Use snprintf instead of sprintf.
11265 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11266 target when not compiling with GCC.
11268 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11270 * config/sh/sh.c: Revert last change.
11271 (sh_expand_epilogue): Emit a blockage insn before the frame
11272 pointer adjustment unconditionally.
11274 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11276 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11277 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11278 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11279 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11280 to COLLECT_GCC_OPTIONS.
11282 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11284 * collect2.c (target_system_root): New variable.
11285 (main): Handle --sysroot=.
11286 (ignore_library): Strip the sysroot from the library path.
11288 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11290 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11291 (collect2.o): Depend on collect2-aix.h.
11292 (collect2-aix.o): New rule.
11293 * collect2-aix.h: New file.
11294 * collect2-aix.c: Likewise.
11295 * collect2.c: Include collect2-aix.h. Don't undefine
11296 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11297 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11298 Use TARGET_AIX_VERSION instead of _AIX51.
11299 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11300 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11301 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11302 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11303 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11305 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11307 * collect2.c (ignore_library): Avoid premature post-increment
11308 and null deference.
11310 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11312 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11313 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11314 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11315 CROSS_DIRECTORY_STRUCTURE too.
11316 (LINK_LIBG_SPEC): Likewise.
11317 (LIB_SPEC): Add %R to sysroot paths.
11318 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11319 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11320 * config/rs6000/aix51.h: As for aix43.h.
11321 * config/rs6000/aix52.h: Likewise.
11322 * config/rs6000/aix53.h: Likewise.
11323 * config/rs6000/aix61.h: Likewise.
11324 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11325 to the beginning of sysroot paths.
11327 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11329 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11330 INSN_LISTs that are out of the REG_NOTE range.
11332 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11334 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11335 (struct var_to_expand): Likewise.
11336 (struct opt_info): Add head and tail for linked lists of the above.
11337 (analyze_insn_to_expand_var): Initialize next.
11338 (analyze_iv_to_split_insn): Likewise.
11339 (analyze_insns_in_loop): Create linked lists.
11340 (allocate_basic_variable): Simplify for use without hash table.
11341 (insert_var_expansion_initialization): Likewise, make it type-safer.
11342 (combine_var_copies_in_loop_exit): Likewise.
11343 (apply_opt_in_copies): Walk lists rather than hash tables.
11344 (release_var_copies): Simplified and inlined by hand into...
11345 (free_opt_info): ... this function.
11347 2009-06-02 Richard Guenther <rguenther@suse.de>
11349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11352 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11354 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11355 only for builtins that are not overridden.
11357 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11359 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11362 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11364 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11366 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11368 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11370 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11372 * common.opt (fdump-unnumbered-links): New.
11373 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11374 * print-rtl.c (flag_dump_unnumbered_links): New.
11375 (print_rtx): Test it.
11377 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11379 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11380 push/pop multiple to 8-byte alignment.
11382 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11384 * config/i386/i386.c (queued_cfa_restores): New static variable.
11385 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11387 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11388 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11389 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11390 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11391 note unconditionally.
11392 (ix86_emit_restore_regs_using_mov): Likewise.
11393 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11394 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11395 it through to ix86_emit_restore_reg_using_pop.
11396 (ix86_emit_leave): Add RED_OFFSET argument. Call
11397 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11398 instead of adding REG_CFA_OFFSET note unconditionally.
11399 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11400 the above functions. Call ix86_add_queued_cfa_restore_notes when
11403 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11404 force output of the label even for dwarf2out_do_cfi_asm.
11405 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11406 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11407 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11409 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11410 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11411 dwarf2out_cfi_label callers.
11412 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11413 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11414 Adjust dwarf2out_cfi_label callers.
11415 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11417 * config/i386/i386.h (struct machine_cfa_state,
11418 struct machine_function): Guard with ifndef USED_FOR_TARGET
11419 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11422 * emutls.c (__emutls_get_address): Change arr->size to mean number
11423 of allocated arr->data entries instead of # of slots + 1.
11425 PR middle-end/40316
11426 * recog.c (peep2_reinit_state): New function.
11427 (peephole2_init_state): Use it at the end of a basic block and also
11428 when seeing a RTX_FRAME_RELATED_P insn.
11430 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11432 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11433 fixuns_truncrfdi2): New.
11434 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11435 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11436 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11437 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11438 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11439 *recip_approx): Remove.
11440 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11441 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11442 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11444 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11447 2009-06-01 Ian Lance Taylor <iant@google.com>
11449 * attribs.c (register_attribute): Use CONST_CAST.
11450 * collect2.c (main): Use CONST_CAST2.
11451 (scan_prog_file): Likewise.
11452 * gcc.c (process_command, main): Likewise.
11453 * toplev.c (toplev_main): Likewise.
11455 * c-typeck.c (handle_warn_cast_qual): New static function,
11456 partially broken out of build_c_cast.
11457 (build_c_cast): Call handle_warn_cast_qual.
11458 * doc/invoke.texi (Warning Options): Document new effect of
11461 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11463 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11464 (diagnostic_report_current_module): Print columns.
11465 * common.opt (flag_show_column): Enable by default.
11467 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11469 * alias.c (find_base_term): Check for NULL term before returning.
11471 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11473 Revert due to PR40320:
11474 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11475 * calls.c (emit_library_call_value_1): Don't force_operand for move
11478 2009-06-01 Olivier Hainque <hainque@adacore.com>
11479 Eric Botcazou <ebotcazou@adacore.com>
11481 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11482 to be processed as a bitfield for constructor output purposes.
11483 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11485 * varasm.c (oc_local_state): New type, output_constructor
11486 local state to support communication with helpers.
11487 (oc_outer_state): New type, output_constructor outer state of
11488 relevance in recursive calls.
11489 (output_constructor_array_range): New output_constructor helper,
11490 extracted code for an array range element.
11491 (output_constructor_regular_field): New output_constructor helper,
11492 extracted code for an element that is not a bitfield.
11493 (output_constructor_bitfield): New output_constructor helper,
11494 extracted code for a bitfield element. Accept an OUTER state
11495 argument for recursive processing. Recurse on record or array
11496 CONSTRUCTOR values, possibly past noop conversions.
11497 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11498 VALUE is a valid constant-valued expression for use in a static
11499 bit-field initializer.
11500 (output_constructor): Rework to use helpers. Accept and honor an
11501 OUTER state argument for recursive calls. Return total size. Be
11502 prepared for nested constructors initializing bitfields.
11503 (output_constant): Feed OUTER in calls to output_constructor.
11505 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11507 * calls.c (emit_library_call_value_1): Don't force_operand for move
11510 2009-06-01 Nick Clifton <nickc@redhat.com>
11512 * doc/invoke.texi (IA-64 Options): Fix typo.
11514 2009-06-01 Ira Rosen <irar@il.ibm.com>
11516 PR tree-optimization/39129
11517 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11519 (vect_do_peeling_for_loop_bound): Use
11520 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11521 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11522 (vect_loop_versioning): Likewise.
11523 (vect_create_cond_for_alias_checks): Fix indentation.
11524 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11526 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11527 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11528 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11529 "control flow in loop".
11530 (vect_estimate_min_profitable_iters): Use
11531 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11532 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11533 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11534 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11535 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11536 statement belongs to a group of strided accesses with the exact code
11538 (vectorizable_load): Likewise.
11539 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11540 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11542 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11544 * config/freebsd-stdint.h: New file.
11545 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11546 Add freebsd-stdint.h to tm_file.
11548 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11550 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11551 (thumb2_extendhidi2): Likewise.
11553 2009-05-31 Ian Lance Taylor <iant@google.com>
11555 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11557 2009-05-31 Ian Lance Taylor <iant@google.com>
11559 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11560 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11561 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11563 2009-05-31 Jason Merrill <jason@redhat.com>
11565 * tree-pretty-print.c (print_call_name): Take the callee, not the
11566 call itself. Make non-static. Use dump_function_name for functions.
11567 (dump_generic_node): Adjust.
11568 * diagnostic.h: Declare print_call_name.
11569 * gimple-pretty-print.c (dump_gimple_call): Use it.
11571 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11573 * config/sh/sh.md (ashldi3_std): New define_expand.
11576 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11579 * config/sh/sh.c: Include debug.h.
11580 (sh_expand_epilogue): Emit a blockage insn before the frame
11581 pointer adjustment also when dwarf2out_do_frame returns true.
11583 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11585 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11586 (thumb2_extendqidi2): New pattern.
11588 2009-05-31 Ira Rosen <irar@il.ibm.com>
11590 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11591 mark phis for renaming.
11592 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11593 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11594 Call mark_sym_for_renaming.
11595 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11596 * tree-vect-loop.c (vect_transform_loop): Remove
11597 vect_memsyms_to_rename initialization and a call to
11598 mark_set_for_renaming.
11600 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11602 PR middle-end/40304
11603 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11604 frame related even if !set_cfa && style < 0.
11606 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11608 * config/i386/mingw-tls.c: New file.
11609 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11610 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11611 defining _WIN32 but not __CYGWIN__.
11613 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11615 * configure.ac: Add MPC support.
11617 * config.in, configure: Regenerate.
11619 2009-05-29 Richard Henderson <rth@redhat.com>
11621 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11622 NOTE_INSN_BASIC_BLOCK.
11623 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11624 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11625 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11627 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11629 (add_cfi): Disable check redefining cfa away from drap.
11630 (lookup_cfa_1): Add remember argument; handle remember/restore.
11631 (lookup_cfa): Pass remember argument.
11632 (cfa_remember): New.
11633 (compute_barrier_args_size_1): Remove sibcall check.
11634 (dwarf2out_frame_debug_def_cfa): New.
11635 (dwarf2out_frame_debug_adjust_cfa): New.
11636 (dwarf2out_frame_debug_cfa_offset): New.
11637 (dwarf2out_frame_debug_cfa_register): New.
11638 (dwarf2out_frame_debug_cfa_restore): New.
11639 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11640 (dwarf2out_begin_epilogue): New.
11641 (dwarf2out_frame_debug_restore_state): New.
11642 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11643 DW_CFA_restore_state.
11644 (output_cfi_directive): Likewise.
11645 (convert_cfa_to_fb_loc_list): Likewise.
11646 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11647 * dwarf2out.h: Update.
11648 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11649 (copy_insn_1): Early out for null.
11650 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11651 and dwarf2out_frame_debug_restore_state.
11652 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11653 (prologue_insn_hash, epilogue_insn_hash): New.
11654 (free_after_compilation): Adjust freeing accordingly.
11655 (record_insns): Create hash table if needed; push insns into
11656 hash instead of array.
11657 (maybe_copy_epilogue_insn): New.
11658 (contains): Search hash table instead of array.
11659 (sibcall_epilogue_contains): Remove.
11660 (thread_prologue_and_epilogue_insns): Split eh_return insns
11661 and mark them as epilogues.
11662 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11663 scanning in terms of basic blocks.
11664 * insn-notes.def (CFA_RESTORE_STATE): New.
11665 * jump.c (returnjump_p_1): Accept EH_RETURN.
11666 (eh_returnjump_p_1, eh_returnjump_p): New.
11667 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11668 CFA_REGISTER, CFA_RESTORE): New.
11669 * rtl.def (EH_RETURN): New.
11670 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11672 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11673 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11675 * config/i386/i386.c (gen_push): Update cfa state.
11676 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11677 add a CFA_ADJUST_CFA note.
11678 (ix86_dwarf_handle_frame_unspec): Remove.
11679 (ix86_expand_prologue): Update cfa state.
11680 (ix86_emit_restore_reg_using_pop): New.
11681 (ix86_emit_restore_regs_using_pop): New.
11682 (ix86_emit_leave): New.
11683 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11684 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11685 * config/i386/i386.h (struct machine_cfa_state): New.
11686 (ix86_cfa_state): New.
11687 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11688 (eh_return_internal): Merge from eh_return_<mode>,
11689 use eh_return rtx, split w/ epilogue.
11691 2009-05-29 Ian Lance Taylor <iant@google.com>
11693 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11695 * calls.c (emit_library_call_value_1): Likewise.
11697 * c-typeck.c (c_build_va_arg): New function.
11698 * c-tree.h (c_build_va_arg): Declare.
11699 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11700 instead of build_va_arg.
11702 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11704 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11705 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11706 (ptr_difference_cost): Use affine combinations to compute it.
11707 (difference_cost): Likewise.
11708 (get_computation_cost_at): Compute more accurate cost for addresses
11709 if the ratio is a multiplier allowed in addresses.
11710 For non-addresses, consider that an additional offset or symbol is
11713 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11715 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11716 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11718 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11719 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11720 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11722 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11723 to 1 for TYPE_SSE{IADD1,CVT1}.
11724 (prefix_vex_imm8): Removed.
11725 (length_vex): Only pass 1 as second argument to
11726 ix86_attr_length_vex_default if prefix_extra is 0.
11727 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11728 (length): For prefix vex computation use length_immediate
11729 attribute instead of prefix_vex_imm8.
11730 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11731 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11732 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11733 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11734 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11735 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11736 a space in between the operands.
11737 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11738 if one operand is 0xff and the other one si, di, bp or sp.
11739 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11740 other one si, di, bp or sp.
11741 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11742 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11743 type and mode attributes.
11744 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11745 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11746 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11747 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11748 prefix_data16 attribute iff MODE_DF.
11749 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11750 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11751 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11752 constm128_operand in length_immediate computation.
11753 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11754 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11755 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11756 length_immediate attribute to 1.
11757 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11758 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11759 for certain alternatives.
11760 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11761 prefix_data16 attribute if MODE_V1DF.
11762 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11763 length_immediate to 1.
11764 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11765 length_address to 4, set mode attribute to MODE_DI.
11766 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11767 (fxam<mode>2_i387): Set length attribute to 4.
11768 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11769 *prefetch_3dnow_rex): Override length_address attribute.
11770 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11772 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11773 (constm128_operand): Removed.
11774 * config/i386/i386.c (memory_address_length): For
11775 disp && !index && !base in 64-bit mode account for SIB byte if
11776 print_operand_address can't optimize disp32 into disp32(%rip)
11777 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11778 for fs: or gs: segment.
11779 (ix86_attr_length_immediate_default): When checking if shortform
11780 is possible, truncate immediate to the length of the non-shortened
11782 (ix86_attr_length_address_default): Ignore MEM_P operands
11784 (ix86_attr_length_vex_default): Only check for DImode on
11785 GENERAL_REG_P operands.
11786 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11787 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11788 (sse_cvttps2pi): Clear prefix_rep attribute.
11789 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11791 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11792 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11793 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11794 iff operand 2 is const_int_operand.
11795 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11796 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11797 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11799 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11801 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11802 prefix_data16 attribute for movlpd and movhpd instructions.
11803 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11804 length_immediate for shufpd instruction.
11805 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11806 (avx_cmpp<avxmodesuffixf2c><mode>3,
11807 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11808 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11809 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11810 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11811 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11812 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11813 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11814 prefix_data16 attribute for the first alternative to 1.
11815 (*avx_loadlps): Override length_immediate for the first alternative.
11816 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11817 attributes for second alternative.
11818 (*vec_concatv2sf_sse4_1): Override length_immediate and
11819 prefix_data16 attributes for second alternative.
11820 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11821 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11822 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11823 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11824 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11825 prefix_data16 and length_immediate to 1.
11826 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11828 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11829 prefix_extra attribute for variants that don't have 0f prefix alone.
11830 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11831 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11832 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11833 *sse4_1_pextrd): Set length_immediate to 1.
11834 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11835 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11837 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11838 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11839 length_immediate to 1 for second alternative.
11840 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
11841 prefix_extra and length_immediate attributes for the first
11843 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
11845 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
11846 to 1 for the first and third alternative.
11847 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
11849 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
11851 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
11853 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
11854 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
11855 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
11856 *avx_psign<mode>3): Set prefix_extra attribute to 1.
11857 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
11858 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
11859 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
11860 ssse3_psign<mode>3): Override prefix_rex attribute.
11861 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11862 (ssse3_palignrti): Override length_immediate to 1.
11863 (ssse3_palignrdi): Override length_immediate to 1, override
11864 prefix_rex attribute.
11865 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11866 (sse4a_extrqi): Override length_immediate to 2.
11867 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
11868 (sse4a_insertq): Override prefix_data16 to 0.
11869 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
11870 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
11871 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
11872 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
11873 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
11874 and length_immediate to 1.
11875 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
11876 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
11877 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
11878 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
11879 and length_immediate to 1.
11880 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
11881 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
11882 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
11883 avx_ptest256): Override prefix_extra to 1.
11884 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
11885 Override prefix_data16 and length_immediate to 1.
11886 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
11887 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
11888 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
11889 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
11890 prefix_data16 to 0 and prefix_extra to 2.
11891 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
11892 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
11894 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
11895 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11896 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11897 and prefix_extra to 2.
11898 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11899 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11900 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11901 avx_vpermilvar<mode>3,
11902 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11903 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11904 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11905 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11906 Override prefix_extra to 1.
11907 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11908 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11909 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11910 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11911 prefix_extra and length_immediate to 1.
11912 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11914 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11915 to 1 for the first alternative.
11916 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11917 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11919 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11920 *movv2sf_internal_avx, *movv2sf_internal): Override
11921 prefix_rep attribute for certain alternatives.
11922 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11923 attributes for certain alternatives.
11924 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11925 attributes for certain alternatives.
11926 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11927 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11928 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11929 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11930 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11931 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11932 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11933 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11934 length_immediate to 1 if operand 2 is const_int_operand.
11935 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11936 *vec_extractv2si_1): Set length_immediate attribute to 1.
11937 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11938 using old 3DNOW insn rather than SSE/3DNOW_A.
11939 (mmx_emms, mmx_femms): Clear modrm attribute.
11941 2009-05-29 Martin Jambor <mjambor@suse.cz>
11943 * tree-sra.c: New implementation of SRA.
11945 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11946 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11947 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11948 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11949 (SRA_MAX_STRUCTURE_COUNT): Removed.
11950 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11951 * doc/invoke.texi (sra-max-structure-size): Removed.
11952 (sra-field-structure-ratio): Removed.
11954 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11956 PR middle-end/40291
11957 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11960 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11962 PR rtl-optimization/40101
11963 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11964 seqno. Adjust comment.
11965 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11966 inserting bookkeeping before a jump, the jump is not scheduled.
11967 When no positive seqno found, provide a value. Add comment.
11969 2009-05-29 Richard Guenther <rguenther@suse.de>
11971 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11972 short-cutting on the first component.
11974 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11976 PR middle-end/39958
11977 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11978 for trees other than decls/types.
11980 2009-05-29 Richard Guenther <rguenther@suse.de>
11982 * tree-ssa-operands.c (get_expr_operands): Do not handle
11983 INDIRECT_REFs in the handled-component case. Remove
11984 unused get_ref_base_and_extent case.
11985 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11986 tree_low_cst and host_integerp where possible.
11987 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11988 codes for equivalence.
11989 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11991 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11993 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11994 to tmake_file for i[34567]86-*-cygwin*.
11996 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11999 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12000 (altivec_categorize_keyword, init_vector_keywords,
12001 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12004 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12006 * tree.c (handle_dll_attribute): Check if node is
12007 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12009 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12011 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12013 (thumb2_zero_extendqidi2): Likewise.
12015 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12017 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12018 instead of gen_movrt.
12019 * config/sh/sh.md (movrt): Remove.
12021 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12023 * doc/invoke.texi (IA-64 Options):
12024 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12025 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12026 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12027 -msched-prefer-non-control-spec-insns,
12028 -msched-stop-bits-after-every-cycle,
12029 -msched-count-spec-in-critical-path,
12030 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12031 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12032 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12033 and -msched-spec-verbose.
12035 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12037 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12038 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12040 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12042 2009-05-28 Richard Guenther <rguenther@suse.de>
12044 * tree-ssa-alias.c (ao_ref_init): New function.
12045 (ao_ref_base): Likewise.
12046 (ao_ref_base_alias_set): Likewise.
12047 (ao_ref_alias_set): Likewise.
12048 (refs_may_alias_p_1): Change signature.
12049 (refs_may_alias_p): Adjust.
12050 (refs_anti_dependent_p): Likewise.
12051 (refs_output_dependent_p): Likewise.
12052 (call_may_clobber_ref_p_1): Change signature.
12053 (call_may_clobber_ref_p): Adjust.
12054 (stmt_may_clobber_ref_p_1): New function split out from ...
12055 (stmt_may_clobber_ref_p): ... here.
12056 (maybe_skip_until): Adjust signature.
12057 (get_continuation_for_phi): Likewise.
12058 (walk_non_aliased_vuses): Likewise.
12059 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12060 (ao_ref_init): Declare.
12061 (ao_ref_base): Likewise.
12062 (ao_ref_alias_set): Likewise.
12063 (stmt_may_clobber_ref_p_1): Likewise.
12064 (walk_non_aliased_vuses): Adjust.
12065 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12066 (get_ref_from_reference_ops): remove.
12067 (vn_reference_lookup_2): Adjust signature.
12068 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12069 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12070 (vn_reference_lookup): Adjust.
12071 (vn_reference_insert): Likewise.
12072 (vn_reference_insert_pieces): Adjust signature.
12073 (visit_reference_op_call): Adjust.
12074 * tree-ssa-pre.c (get_expr_type): Simplify.
12075 (phi_translate_1): Adjust.
12076 (compute_avail): Likewise.
12077 (translate_vuse_through_block): Do not re-build trees.
12078 (value_dies_in_block_x): Likewise.
12079 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12081 (vn_reference_lookup_pieces): Adjust declaration.
12082 (vn_reference_insert_pieces): Likewise.
12084 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12086 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12087 with checking disabled.
12089 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12093 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12094 macro definition for support of three-operand format aligned
12095 .comm directive in assembler on cygwin/pe/mingw target OS.
12096 * configure: Regenerate.
12097 * config.h: Regenerate.
12099 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12100 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12101 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12103 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12104 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12106 2009-05-28 Ira Rosen <irar@il.ibm.com>
12108 PR tree-optimization/40254
12109 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12110 in analysis of basic blocks.
12112 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12114 PR middle-end/33699
12115 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12116 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12117 (TARGET_INITIALIZER): Use it.
12118 * cse.c (CHEAPER): Move it up to the other macros.
12119 (insert): Rename this ...
12120 (insert_with_costs): ... to this. Add cost parameters. Update
12122 (insert): New function. Call insert_with_costs.
12123 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12124 find_reg_offset_for_const, try_const_anchors): New functions.
12125 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12126 when using a const-anchor. Call insert_const_anchors.
12127 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12128 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12130 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12132 * tree-inline.c (remap_decls): Enable nonlocalized variables
12133 when not optimizing.
12135 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12137 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12138 Simplify other tests involving optimize.
12140 2009-05-27 Tom Tromey <tromey@redhat.com>
12142 * unwind-dw2.c (_Unwind_DebugHook): New function.
12143 (uw_install_context): Call _Unwind_DebugHook.
12145 2009-05-27 Tom Tromey <tromey@redhat.com>
12147 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12149 2009-05-27 Ian Lance Taylor <iant@google.com>
12151 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12152 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12153 (ALL_LINKERFLAGS): Define.
12154 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12155 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12156 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12157 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12158 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12159 $(LINKER_FOR_BUILD).
12160 (build/gcov-iov$(build_exeext)): Likewise.
12162 2009-05-27 Julian Brown <julian@codesourcery.com>
12164 * gcse.c (target.h): Include.
12165 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12166 copy of argument to a pseudo register.
12168 2009-05-27 Diego Novillo <dnovillo@google.com>
12170 * tree-ssa-live.c (dump_scope_block): Document arguments.
12171 (dump_scope_blocks): Document.
12172 (debug_scope_blocks): New.
12173 * tree-flow.h (debug_scope_blocks): Declare.
12175 2009-05-21 Denis Chertykov <denisc@overta.ru>
12177 * doc/contrib.texi (Contributors): Add myself to the list.
12179 2009-05-27 Olivier Hainque <hainque@adacore.com>
12181 * expr.c (target_align): New function. Alignment the TARGET of an
12182 assignment may be assume to have.
12183 (highest_pow2_factor_for_target): Use it instead of relying on
12184 immediate tree attributes of TARGET, not necessarily honored when
12185 intermediate bitfields are involved.
12187 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12190 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12191 AVX, SSE4, AES, PCLMUL and POPCNT.
12193 2009-05-27 Diego Novillo <dnovillo@google.com>
12195 * tree-pretty-print.c (dump_location): New.
12196 (dump_generic_node): Call it.
12197 Factor code to handle BLOCK nodes ...
12198 (dump_block_node): ... here.
12200 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12202 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12204 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12206 * gcc-plugin.h: Include config.h and system.h.
12207 (IN_GCC): Define if not defined.
12209 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12211 PR middle-end/40249
12212 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12215 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12217 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12219 * config/m32r/m32r.h: Ditto.
12220 * config/m32r/m32r.md: Ditto.
12221 * config/m32r/predicates.md: Ditto.
12223 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12225 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12227 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12230 (Loading plugins): typo.
12231 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12232 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12233 (Interacting with the GCC Garbage Collector): Added new section.
12234 (Giving information about a plugin): Added new section for
12236 * ggc.h (ggc_register_root_tab): Added declaration.
12237 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12238 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12239 (register_callback): Improved comment in declaration.
12240 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12241 (extra_root_vec) Added static variable for dynamic roots registration.
12242 (ggc_register_root_tab) Added new routine.
12243 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12244 PLUGIN_GGC_MARKING event.
12245 * ggc-zone.c: Include plugin.h.
12246 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12247 * ggc-page.c: Include plugin.h.
12248 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12249 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12250 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12251 (register_callback): check lack of callbacks for
12252 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12253 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12254 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12255 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12256 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12257 dependency on plugin.h.
12258 (plugin.o): Added dependency on ggc.h...
12260 2009-05-26 Richard Guenther <rguenther@suse.de>
12262 PR middle-end/40248
12264 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12265 with mismatched comparison modes.
12267 * expr.c (expand_expr_real_1): Expand the operand of a
12268 VIEW_CONVERT_EXPR in its natural mode.
12270 2009-05-26 Ian Lance Taylor <iant@google.com>
12272 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12273 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12274 (ALL_COMPILERFLAGS): Define.
12275 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12276 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12277 (collect2$(exeext), collect2.o): Likewise.
12278 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12279 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12280 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12281 (libbackend.o, intl.o, cppdefault.o): Likewise.
12282 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12283 (build/%.o): Use $(COMPILER_FOR_BUILD).
12284 (build/gen%$(build_exeext)): Likewise.
12285 (build/gcov-iov$(build_exeext)): LIkewise.
12286 * config/t-darwin (darwin.o): Use $(COMPILER).
12287 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12288 * config/t-sol2 (sol2-c.o): Likewise.
12289 (sol2.o): Likewise.
12290 * config/t-vxworks (vxworks.o): Likewise.
12291 * config/x-darwin (host-darwin.o): Likewise.
12292 * config/x-hpux (host-hpux.o): Likewise.
12293 * config/x-linux (host-linux.o): Likewise.
12294 * config/x-solaris (host-solaris.o): Likewise.
12295 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12296 * config/arm/t-arm (arm-c.o): Likewise.
12297 * config/arm/t-pe (pe.o): Likewise.
12298 * config/arm/t-wince-pe (pe.o): Likewise.
12299 * config/i386/t-cygming (winnt.o): Likewise.
12300 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12301 * config/i386/t-cygwin (cygwin1.o): Likewise.
12302 (cygwin2.o): Likewise.
12303 * config/i386/t-i386 (i386-c.o): Likewise.
12304 * config/i386/t-interix (winnt.o): Likewise.
12305 * config/i386/t-netware (netware.o): Likewise.
12306 * config/i386/t-nwld (nwld.o): Likewise.
12307 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12308 * config/i386/x-i386 (driver-i386.o): Likewise.
12309 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12310 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12311 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12312 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12313 * config/mips/x-native (driver-native.o): Likewise.
12314 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12315 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12316 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12317 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12318 * config/score/t-score-elf (score7.o): Likewise.
12319 (score3.o): Likewise.
12320 * config/sh/t-sh (sh-c.o): Likewise.
12321 * config/sh/t-symbian (sh-c.o): Likewise.
12322 (symbian.o): Likewise.
12323 * config/spu/t-spu-elf (spu-c.o): Likewise.
12324 * config/v850/t-v850 (v850-c.o): Likewise.
12325 * config/v850/t-v850e (v850-c.o): Likewise.
12327 2009-05-26 Richard Guenther <rguenther@suse.de>
12329 PR tree-optimization/40122
12330 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12331 VECTOR_CSTs if possible.
12332 (fold_gimple_assign): Likewise.
12334 2009-05-26 Richard Guenther <rguenther@suse.de>
12336 PR middle-end/40252
12337 * fold-const.c (fold_binary): Use the correct types for building
12340 2009-05-26 Richard Guenther <rguenther@suse.de>
12342 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12343 redundant calls to merge_alias_info.
12344 (bump_vector_ptr): Likewise.
12345 * tree-ssa-copy.c (merge_alias_info): Remove.
12346 (replace_exp_1): Remove call to merge_alias_info.
12347 (propagate_tree_value): Likewise.
12348 (fini_copy_prop): Propagate points-to info.
12349 * tree-flow.h (merge_alias_info): Remove.
12351 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12353 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12355 2009-05-25 Jan Hubicka <jh@suse.cz>
12357 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12358 * cgraph.h (struct inline_summary): New filed self_wize,
12359 size_inlining_benefit, self_time and time_inlining_benefit.
12360 (struct cgraph_global_info): Replace insns by time ans size fields.
12361 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12362 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12363 (ipcp_update_callgraph): Do not touch function bodies.
12364 * ipa-inline.c: Include except.h
12365 (MAX_TIME): New constant.
12366 (overall_insns): Remove.
12367 (leaf_node_p): New.
12368 (overall_size, max_benefit): New static variables.
12369 (cgraph_estimate_time_after_inlining): New function.
12370 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12371 (cgraph_clone_inlined_nodes): Update size.
12372 (cgraph_mark_inline_edge): Update size.
12373 (cgraph_estimate_growth): Use size info.
12374 (cgraph_check_inline_limits): Check size.
12375 (cgraph_default_inline_p): Likewise.
12376 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12377 (cgraph_decide_recursive_inlining): Check size.
12378 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12380 (cgraph_decide_inlining): Likewise.
12381 (cgraph_decide_inlining_incrementally): Likewise; honor
12382 PARAM_EARLY_INLINING_INSNS.
12383 (likely_eliminated_by_inlining_p): New predicate.
12384 (estimate_function_body_sizes): New function.
12385 (compute_inline_parameters): Use it.
12386 * except.c (must_not_throw_labels): New function.
12387 * except.h (must_not_throw_labels): Declare.
12388 * tree-inline.c (init_inline_once): Kill inlining_weigths
12389 * tree-ssa-structalias.c: Avoid uninitialized warning.
12390 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12391 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12392 (PARAM_INLINE_CALL_COST): Remove.
12393 (PARAM_EARLY_INLINING_INSNS): New.
12395 2009-05-25 Richard Guenther <rguenther@suse.de>
12397 PR tree-optimization/36327
12398 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12399 callback for reference translation or lookup at the point of may-defs.
12400 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12401 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12402 for union COMPONENT_REFs.
12403 (vn_reference_lookup_3): New callback. Lookup from memset
12404 and CONSTRUCTOR assignment, translate through struct copies.
12405 (vn_reference_lookup_pieces): Make sure to not free the
12406 passed operands array. Adjust walk_non_aliased_vuses call.
12407 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12408 make sure we do not leak memory.
12410 2009-05-25 Richard Guenther <rguenther@suse.de>
12412 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12413 * tree-inline.c (expand_call_inline): Reset the escaped and
12414 callused solutions.
12415 * tree-ssa-structalias.c (pass_build_ealias): New.
12416 * tree-pass.h (pass_build_ealias): Declare.
12417 * passes.c (init_optimization_passes): Add PTA during
12418 early optimizations.
12419 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12420 and CALLUSED solutions.
12421 (dump_points_to_solution): New function, split out from ...
12422 (dump_points_to_info_for): ... here.
12423 * tree-parloops.c (parallelize_loops): Reset the escaped and
12424 callused solutions.
12426 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12429 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12430 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12432 2009-05-25 Ira Rosen <irar@il.ibm.com>
12434 PR tree-optimization/40238
12435 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12436 statements after basic block's labels.
12437 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12438 to free the allocated memory.
12440 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12442 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12443 return address with a USE.
12445 2009-05-24 Richard Guenther <rguenther@suse.de>
12447 PR middle-end/40233
12448 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12449 array type from the main variant of the inner type.
12451 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12453 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12454 definition to bool (from int) to un-break build.
12455 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12457 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12459 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12460 discard_stmt_changes): Delete.
12461 * tree-ssa-operands.c (scb_stack): Delete.
12462 (init_ssa_operands): Do not initialize it.
12463 (fini_ssa_operands): Do not free it.
12464 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12466 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12467 update_stmt, remove the others. Fix comments.
12468 * tree-dfa.c (optimize_stack_restore): Likewise.
12469 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12470 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12471 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12472 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12474 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12475 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12476 (dom_opt_finalize_block): Likewise, adjusting access to
12478 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12479 (stmts_to_rescan): Change item type to gimple.
12480 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12482 2009-05-24 Ira Rosen <irar@il.ibm.com>
12484 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12485 * tree-pass.h (pass_slp_vectorize): New pass.
12486 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12487 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12488 * tree-vectorizer.c (timevar.h): Include.
12489 (user_vect_verbosity_level): Declare.
12490 (vect_location): Fix comment.
12491 (vect_set_verbosity_level): Update user_vect_verbosity_level
12492 instead of vect_verbosity_level.
12493 (vect_set_dump_settings): Add an argument. Ignore user defined
12494 verbosity if dump flags require higher level of verbosity. Print to
12495 stderr only for loop vectorization.
12496 (vectorize_loops): Update call to vect_set_dump_settings.
12497 (execute_vect_slp): New function.
12498 (gate_vect_slp): Likewise.
12499 (struct gimple_opt_pass pass_slp_vectorize): New.
12500 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12501 access its members.
12502 (vec_info_for_bb): New function.
12503 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12504 (VECTORIZATION_ENABLED): New macro.
12505 (SLP_ENABLED, SLP_DISABLED): Likewise.
12506 (vect_is_simple_use): Add bb_vec_info argument.
12507 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12508 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12509 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12510 vect_schedule_slp, vect_analyze_slp): Likewise.
12511 (vect_analyze_stmt): Add slp_tree argument.
12512 (find_bb_location): Declare.
12513 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12514 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12515 (vect_analyze_loop_operations, vect_analyze_loop,
12516 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12517 vect_finalize_reduction, vectorizable_reduction,
12518 vectorizable_live_operation, vect_transform_loop): Likewise.
12519 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12520 skip evolution analysis if analyzing a basic block.
12521 (dr_analyze_indices): Likewise.
12522 (initialize_data_dependence_relation): Skip the test whether the
12523 object is invariant for basic blocks.
12524 (compute_all_dependences): Skip dependence analysis for data
12525 references in basic blocks.
12526 (find_data_references_in_stmt): Don't fail in case of invariant
12527 access in basic block.
12528 (find_data_references_in_bb): New function.
12529 (find_data_references_in_loop): Move code to
12530 find_data_references_in_bb and add a call to it.
12531 (compute_data_dependences_for_bb): New function.
12532 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12533 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12535 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12536 unknown dependence in basic block and fail in case of dependence in
12538 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12539 dependence instances from either loop or basic block vectorization
12541 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12542 before calling nested_in_vect_loop_p.
12543 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12544 dependence instances from either loop or basic block vectorization
12546 (vect_verify_datarefs_alignment): Likewise.
12547 (vect_enhance_data_refs_alignment): Adjust function calls.
12548 (vect_analyze_data_refs_alignment): Likewise.
12549 (vect_analyze_group_access): Fix printing. Skip different checks if
12550 DR_STEP is 0. Keep strided stores either in loop or basic block
12551 vectorization data structure. Fix indentation.
12552 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12554 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12555 dependence instances from either loop or basic block vectorization
12557 (vect_analyze_data_refs): Update comment. Call
12558 compute_data_dependences_for_bb to analyze basic blocks.
12559 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12560 case of loop vectorization. In case of basic block vectorization use
12561 data-ref itself as a base.
12562 (vect_create_data_ref_ptr): In case of basic block vectorization:
12563 don't advance the pointer, add new statements before the current
12564 statement. Adjust function calls.
12565 (vect_supportable_dr_alignment): Support only aligned accesses in
12566 basic block vectorization.
12567 * common.opt (ftree-slp-vectorize): New flag.
12568 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12569 (vect_pattern_recog_1): Likewise.
12570 * tree-vect-stmts.c (process_use): Likewise.
12571 (vect_init_vector): Add new statements in the beginning of the basic
12572 block in case of basic block SLP.
12573 (vect_get_vec_def_for_operand): Adjust function calls.
12574 (vect_finish_stmt_generation): Likewise.
12575 (vectorizable_call): Add assert that it is loop vectorization, adjust
12577 (vectorizable_conversion, vectorizable_assignment): Likewise.
12578 (vectorizable_operation): In case of basic block SLP, take
12579 vectorization factor from statement's type and skip the relevance
12580 check. Adjust function calls.
12581 (vectorizable_type_demotion): Add assert that it is loop
12582 vectorization, adjust function calls.
12583 (vectorizable_type_promotion): Likewise.
12584 (vectorizable_store): Check for outer loop only in case of loop
12585 vectorization. Adjust function calls. For basic blocks, skip the
12586 relevance check and don't advance pointers.
12587 (vectorizable_load): Likewise.
12588 (vectorizable_condition): Add assert that it is loop vectorization,
12589 adjust function calls.
12590 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12591 that it is not reduction, get vector type, call only supported
12592 functions, skip loop specific parts.
12593 (vect_transform_stmt): Check for outer loop only in case of loop
12595 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12596 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12597 for external definition.
12598 * passes.c (pass_slp_vectorize): New pass.
12599 * tree-vect-slp.c (find_bb_location): New function.
12600 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12601 check for patterns only in loops.
12602 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12603 case of multiple types in basic block SLP.
12604 (vect_mark_slp_stmts_relevant): New function.
12605 (vect_supported_load_permutation_p): Fix comment.
12606 (vect_analyze_slp_instance): Add argument. In case of basic block
12607 SLP, take vectorization factor from statement's type, check that
12608 unrolling factor is 1. Adjust function call. Save SLP instance in
12609 either loop or basic block vectorization structure. Return FALSE,
12611 (vect_analyze_slp): Add argument. Get strided stores groups from
12612 either loop or basic block vectorization structure. Return FALSE
12613 if basic block SLP failed.
12614 (new_bb_vec_info): New function.
12615 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12616 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12617 (vect_schedule_slp): Add argument. Get SLP instances from either
12618 loop or basic block vectorization structure. Set vectorization factor
12619 to be 1 for basic block SLP.
12620 (vect_slp_transform_bb): New function.
12621 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12623 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12625 * final.c (shorten_branches): Do not align labels for jump tables.
12626 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12628 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12630 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12631 Remove outdated reference to flow.c and fix nits.
12632 * doc/gccint.texi: Tweak RTL description.
12633 * doc/rtl.texi: Likewise.
12635 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12637 * config/avr/avr.c: Change my email address.
12638 * config/avr/avr.h: Likewise.
12639 * config/avr/avr.md: Likewise.
12640 * config/avr/avr-protos.h: Likewise.
12641 * config/avr/libgcc.S: Likewise.
12643 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12645 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12646 (spu_split_load, spu_split_store): Change return type to int.
12647 (spu_split_convert): Declare.
12648 * config/spu/predicates.md (spu_mem_operand): Remove.
12649 (spu_mov_operand): Update.
12650 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12651 * config/spu/spu.c (regno_aligned_for_load): Remove.
12652 (reg_aligned_for_addr, spu_expand_load): Define.
12653 (spu_expand_extv): Reimplement and handle MEM.
12654 (spu_expand_insv): Handle MEM.
12655 (spu_sched_reorder): Handle insn's with length 0.
12656 (spu_legitimate_address_p): Reimplement.
12657 (store_with_one_insn_p): Return TRUE for any mode with size
12658 larger than 16 bytes.
12659 (address_needs_split): Define.
12660 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12662 (spu_convert_move): Define.
12663 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12664 (spu_split_store): Change all MEM's to TImode.
12665 (spu_init_expanders): Preallocate registers that correspond to
12666 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12668 (spu_split_convert): Define.
12669 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12670 (_move<mode>, _movdi, _movti): Update predicate and condition.
12671 (load, store): Change to define_split.
12672 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12674 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12675 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12676 define_insn_and_split of lshr<mode>3.
12677 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12678 (<v>ashr<mode>3_imm): Define.
12679 (extv, extzv, insv): Allow MEM operands.
12680 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12681 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12682 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12683 (_spu_convert2): Change to define_insn_and_split and remove the
12684 corresponding define_peephole2.
12685 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12686 Change predicates to memory_operand.
12688 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12690 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12692 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12694 PR tree-optimization/40219
12695 * tree.c (iterative_hash_expr): Make sure the builtin function is
12696 a normal builtin function and not a front end or back end builtin
12697 before indexing into the built_in_decls array.
12699 2009-05-22 Richard Guenther <rguenther@suse.de>
12701 PR middle-end/38964
12702 * alias.c (write_dependence_p): Do not use TBAA for answering
12703 anti-dependence or output-dependence.
12704 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12705 (emit_pointer_definition): Remove.
12706 (emit_alias_warning): Likewise.
12707 (find_what_var_points_to): Remove TBAA pruning code.
12708 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12710 (compute_points_to_sets): Remove code computing the set of
12711 dereferenced pointers.
12712 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12713 oracle for querying anti and output dependencies.
12714 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12715 if TBAA may be applied.
12716 (refs_anti_dependent_p): New function.
12717 (refs_output_dependent_p): Likewise.
12718 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12719 (refs_output_dependent_p): Likewise.
12720 * doc/tree-ssa.texi (Memory model): New section.
12721 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12722 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12723 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12724 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12725 * expr.c (expand_expr_real_1): Likewise.
12726 * gimple-low.c (lower_stmt): Likewise.
12727 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12728 (dump_gimple_cdt): Remove.
12729 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12730 (gimple_size): Likewise.
12731 (walk_gimple_op): Likewise.
12732 (is_gimple_stmt): Likewise.
12733 (walk_stmt_load_store_addr_ops): Likewise.
12734 (gimple_build_cdt): Remove.
12735 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12736 * gimple.h (gimple_cdt_new_type): Remove.
12737 (gimple_cdt_new_type_ptr): Likewise.
12738 (gimple_cdt_set_new_type): Likewise.
12739 (gimple_cdt_location): Likewise.
12740 (gimple_cdt_location_ptr): Likewise.
12741 (gimple_cdt_set_location): Likewise.
12742 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12743 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12744 GIMPLE_CHANGE_DYNAMIC_TYPE.
12745 (verify_types_in_gimple_stmt): Likewise.
12746 * tree-inline.c (estimate_num_insns): Likewise.
12747 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12748 (copy_decl_to_var): Likewise.
12749 (copy_result_decl_to_var): Likewise.
12750 * tree-pretty-print.c (dump_generic_node): Do not handle
12751 CHANGE_DYNAMIC_TYPE_EXPR.
12752 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12753 * tree-ssa-operands.c (get_expr_operands): Likewise.
12754 * tree-ssa-structalias.c (struct variable_info): Remove
12755 no_tbaa_pruning member.
12756 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12757 (unify_nodes): Do not copy it.
12758 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12759 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12760 (set_uids_in_ptset): Do not check it.
12761 (find_what_var_points_to): Likewise.
12762 (compute_tbaa_pruning): Remove.
12763 (compute_points_to_sets): Do not call it.
12764 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12765 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12766 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12767 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12768 (DECL_NO_TBAA_P): Likewise.
12769 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12770 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12771 (expand_omp_atomic_pipeline): Do not set it.
12772 * print-tree.c (print_node): Do not dump it.
12773 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12776 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12779 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12782 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12784 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12787 2009-05-22 Ben Elliston <bje@au.ibm.com>
12789 * Makefile.in (bversion.h, s-bversion): New targets.
12790 (TOPLEV_H): Add bversion.h.
12791 * toplev.h: Include "bversion.h".
12792 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12793 the __format__ attribute only if compiling with the same version
12794 of GCC as the sources (the "build version").
12796 2009-05-22 Ben Elliston <bje@au.ibm.com>
12798 * c-format.c (handle_format_attribute): Fix comment typo.
12800 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12803 * config/ia64/ia64.opt (mfused-madd): New.
12804 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12805 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12806 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12807 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12808 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12809 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12810 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12811 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12812 instruction if !TARGET_FUSED_MADD.
12813 (fpma, fpms): Remove colon from name.
12815 2009-05-22 Richard Guenther <rguenther@suse.de>
12817 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12818 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12819 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12821 (create_expression_by_pieces): Only convert if necessary.
12822 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12823 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12825 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12827 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12828 regular pattern from a template and rename it ...
12829 (*extzv_truncsi_exts): ... to this.
12831 2009-05-21 Richard Guenther <rguenther@suse.de>
12833 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12834 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12835 (cgraph_default_inline_p): Likewise.
12836 (cgraph_decide_inlining_incrementally): Likewise.
12838 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12839 Uros Bizjak <ubizjak@gmail.com>
12841 * config/i386/cpuid.h (bit_MOVBE): New.
12843 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
12845 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
12846 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
12847 (ix86_handle_option): Handle OPT_mmovbe.
12848 (ix86_target_string): Add -mmovbe.
12849 (pta_flags): Add PTA_MOVBE.
12850 (processor_alias_table): Add PTA_MOVBE to "atom".
12851 (override_options): Handle PTA_MOVBE.
12853 * config/i386/i386.h (TARGET_MOVBE): New.
12855 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
12856 (*bswapsi_movbe): New.
12857 (*bswapdi_movbe): Likewise.
12858 (bswapdi2): Renamed to ...
12859 (*bswapdi_1): This.
12860 (bswapdi2): New expander.
12862 * config/i386/i386.opt (mmovbe): New.
12864 * doc/invoke.texi: Document -mmovbe.
12866 2009-05-21 Taras Glek <tglek@mozilla.com>
12868 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
12869 * gcc-plugin.h (plugin_init): Updated signature.
12870 * gcc-plugin.h (plugin_name_args): Moved to this header.
12871 * doc/plugins.texi (plugin_init): Updated documention to reflect
12873 * doc/plugins.texi (plugin_name_args): Added to documention.
12875 2009-05-21 Mark Mitchell <mark@codesourcery.com>
12877 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
12878 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
12880 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
12882 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
12883 JUMP_TABLE_DATA_P predicates where applicable.
12884 * config/i386/predicates.md: Ditto.
12885 * config/i386/sse.md: Ditto.
12887 2009-05-21 Jakub Jelinek <jakub@redhat.com>
12889 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
12890 operand2 -128 override length_immediate attribute to 1.
12891 * config/i386/predicates.md (constm128_operand): New predicate.
12893 * config/i386/i386.c (memory_address_length): Handle %r12
12894 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12896 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12897 mode look through optional ZERO_EXTEND and SUBREG.
12898 * config/i386/i386.md (R12_REG): New define_constant.
12899 (prefix_data16): For sse unit set also for MODE_TI insns.
12900 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12901 insns set if operand 1 is ext_QIreg_operand.
12902 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12903 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12905 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12906 mode from MODE_DI to MODE_SI.
12907 (movdi_1_rex64): Override modrm and length_immediate attributes
12908 only for movabs (TYPE_IMOV, alternative 2).
12909 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12910 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12911 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12912 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12913 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12914 prefix_rex attribute if DImode.
12915 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12916 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12917 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12918 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12919 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12920 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12921 Likewise. For TYPE_IMOV clear length_immediate attribute.
12922 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12923 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12924 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12925 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12926 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12927 or one operand TYPE_ISHIFT.
12928 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12929 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12930 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12931 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12932 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12933 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12934 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12935 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12936 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12937 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12938 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12939 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12940 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12941 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12942 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12943 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12944 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12945 set mode attribute, don't override length attribute.
12946 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12948 (return_internal_long): Set length attribute to 2 instead of 1.
12949 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12950 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12951 prefix_rex attribute.
12952 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12954 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12956 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12958 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12960 2009-05-20 Ian Lance Taylor <iant@google.com>
12962 * tree.c (build_tree_list_vec_stat): New function.
12963 (ctor_to_vec): New function.
12964 (build_nt_call_vec): New function.
12965 (build_call_array): Change args to be a const pointer.
12966 (build_call_vec): New function.
12967 * tree.h (build_nt_call_vec): Declare.
12968 (build_tree_list_vec_stat): Declare.
12969 (build_tree_list_vec): Define.
12970 (build_call_array): Update declaration.
12971 (build_call_vec): Declare.
12972 (ctor_to_vec): Declare.
12973 * c-common.c (tree_vector_cache): New static variable.
12974 (make_tree_vector): New function.
12975 (release_tree_vector): New function.
12976 (make_tree_vector_single): New function.
12977 (make_tree_vector_copy): New function.
12978 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12979 (make_tree_vector_single, make_tree_vector_copy): Declare.
12980 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12981 (c_parser_expr_list): Don't manage cache here, instead call
12983 (c_parser_release_expr_list): Remove static function.
12984 (c_parser_vec_to_tree_list): Remove static function.
12985 (c_parser_attributes): Call build_tree_list_vec instead of
12986 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12987 c_parser_release_expr_list.
12988 (c_parser_postfix_expression_after_primary): Likewise.
12989 (c_parser_objc_keywordexpr): Likewise.
12991 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12993 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12994 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12995 TARGET_CONVERT_TO_TYPE.
12996 * hooks.c (hook_tree_const_tree_null): Define.
12997 * hooks.h (hook_tree_const_tree_null): Declare.
12998 * target.h (struct gcc_target): Add invalid_parameter_type,
12999 invalid_return_type, promoted_type, and convert_to_type fields.
13000 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13001 (TARGET_INVALID_RETURN_TYPE): Define.
13002 (TARGET_PROMOTED_TYPE): Define.
13003 (TARGET_CONVERT_TO_TYPE): Define.
13004 (TARGET_INITIALIZER): Update for new fields.
13005 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13006 (grokparms): Check targetm.invalid_parameter_type.
13007 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13008 * c-convert.c (convert): Check targetm.convert_to_type.
13010 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13012 * config/mips/mips.md (*extenddi_truncate<mode>,
13013 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13015 (*extendhi_truncateqi): New define_insn_and_sptit.
13017 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13019 PR middle-end/40204
13020 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13021 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13023 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13025 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13026 the operand of VIEW_CONVERT_EXPR.
13028 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13030 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13031 extended family and model for Intel processors. Support Intel Atom.
13033 2009-05-20 Olivier Hainque <hainque@adacore.com>
13035 * gstab.h (stab_code_type): Define, to be used instead of the
13036 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13038 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13039 occurrences by stab_code_type.
13040 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13042 2009-05-20 Martin Jambor <mjambor@suse.cz>
13044 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13045 (sra_insert_before): Likewise.
13046 (sra_insert_after): Likewise.
13047 (sra_init_cache): Likewise.
13048 (sra_type_can_be_decomposed_p): Likewise.
13049 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13050 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13051 (sra_insert_before): Likewise.
13052 (sra_insert_after): Likewise.
13053 (sra_init_cache): Likewise.
13054 (insert_edge_copies_seq): Made static and moved upwards.
13056 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13059 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13061 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13062 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13065 2009-05-20 Richard Guenther <rguenther@suse.de>
13067 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13068 with mismatched comparison modes.
13070 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13072 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13073 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13074 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13075 with shifts for Thumb2.
13076 (orsi_notsi): New for orn.
13077 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13078 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13079 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13080 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13081 Don't invert remainder for IOR.
13083 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13085 PR tree-optimization/40087
13086 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13087 number_of_iterations_ne): Rename never_infinite argument.
13088 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13089 number_of_iterations_le): Handle pointer-type ivs when
13090 exit_must_be_taken is false.
13091 (number_of_iterations_cond): Do not always assume that
13092 exit_must_be_taken if the control variable is a pointer.
13094 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13096 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13097 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13099 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13101 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13102 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13104 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13107 * c.opt (Wlogical-op): Disabled by default.
13108 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13110 * doc/invoke.texi (Wlogical-op): Likewise.
13112 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13114 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13116 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13117 Propagate the type of the first operand.
13118 <ASSERT_EXPR>: Simplify.
13119 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13120 Rewrite using the RHS code as discriminant.
13121 <NOP_EXPR>: Turn into CASE_CONVERT.
13122 <PLUS_EXPR>: Propagate the type of the first operand.
13124 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13126 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13127 (ia64_dconst_0_375): New.
13128 * config/ia64/ia64.c (ia64_override_options): Remove
13129 -minline-sqrt-min-latency warning.
13130 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13131 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13132 * config/ia64/ia64.md (*sqrt_approx): Remove.
13133 (sqrtsf2): Remove #if 0.
13134 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13135 (sqrtdf): Remove assert.
13136 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13137 (sqrtxf2): Remove #if 0.
13138 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13139 * div.md (sqrt_approx_rf): New.
13140 (sqrtsf2_internal_thr): New implementation.
13141 (sqrtsf2_internal_lat): New.
13142 (sqrtdf2_internal_thr: New implementation.
13143 (sqrtxf2_internal): New implementation.
13145 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13146 Hans-Peter Nilsson <hp@axis.com>
13148 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13149 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13150 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13151 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13152 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13153 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13154 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13155 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13156 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13157 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13158 * c-common.c: ...from here.
13160 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13162 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13164 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13166 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13168 2009-05-19 Ben Elliston <bje@au.ibm.com>
13170 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13171 assignments with memcpy calls.
13172 (add_fdes): Likewise.
13173 (binary_search_unencoded_fdes): Likewise.
13174 (linear_search_fdes): Eliminate type puns.
13176 2009-05-19 Richard Guenther <rguenther@suse.de>
13178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13179 not falsely claim to have propagated into all uses.
13181 2009-05-19 Ben Elliston <bje@au.ibm.com>
13183 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13186 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13188 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13189 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13190 (TARGET_LEGITIMATE_ADDRESS_P): New.
13191 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13192 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13194 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13197 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13198 child of the containing namespace's DIE.
13200 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13202 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13203 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13204 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13207 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13210 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13211 gen_align with gen_pad.
13212 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13213 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13215 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13216 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13218 * config/i386/i386.md (align): Renamed to ...
13219 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13220 ASM_OUTPUT_MAX_SKIP_PAD.
13222 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13224 * config.gcc: Fix variable syntax.
13227 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13228 before calling exact_log2.
13229 (output_iorsi3): Likewise.
13230 (output_xorsi3): Likewise.
13232 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13234 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13235 for the none zero constant operand except for EQ and NE
13236 comprisons even when the first operand is R0.
13238 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13240 * config/s390/2064.md: Remove trailing whitespaces.
13241 * config/s390/2084.md: Likewise.
13242 * config/s390/constraints.md: Likewise.
13243 * config/s390/fixdfdi.h: Likewise.
13244 * config/s390/libgcc-glibc.ver: Likewise.
13245 * config/s390/s390-modes.def: Likewise.
13246 * config/s390/s390-protos.h: Likewise.
13247 * config/s390/s390.c: Likewise.
13248 * config/s390/s390.h: Likewise.
13249 * config/s390/s390.md: Likewise.
13250 * config/s390/tpf-unwind.h: Likewise.
13252 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13254 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13256 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13259 * configure.ac (m68k-*-*): Check if binutils support TLS.
13260 * configure: Regenerate.
13261 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13262 * config/m68k/constraints.md (Cu): New constraint.
13263 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13264 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13265 (movsi): Handle TLS symbols.
13266 (addsi3_5200): Handle XTLS symbols, indent.
13267 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13268 (m68k_tls_reference_p): Declare.
13269 (m68k_legitimize_address): Declare.
13270 (m68k_unwrap_symbol): Declare.
13271 * config/m68k/m68k.opt (mxtls): New option.
13272 * config/m68k/m68k.c (ggc.h): Include.
13273 (m68k_output_dwarf_dtprel): Implement hook.
13274 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13275 (m68k_expand_prologue): Load GOT pointer when function needs it.
13276 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13277 (m68k_legitimate_constant_address_p): Same.
13278 (m68k_decompose_address): Handle TLS references.
13279 (m68k_get_gp): New static function.
13280 (enum m68k_reloc): New contants.
13281 (TLS_RELOC_P): New macro.
13282 (m68k_wrap_symbol): New static function.
13283 (m68k_unwrap_symbol): New function.
13284 (m68k_final_prescan_insn_1): New static function.
13285 (m68k_final_prescan_insn): New function.
13286 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13288 (legitimize_pic_address): Handle TLS references..
13289 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13290 (m68k_libcall_value_in_a0_p)
13291 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13292 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13293 (m68k_legitimize_tls_address): Handle TLS references.
13294 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13296 (m68k_legitimize_address): Handle TLS symbols.
13297 (m68k_get_reloc_decoration): New static function.
13298 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13300 (m68k_output_dwarf_dtprel): Implement hook.
13301 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13302 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13303 m68k_call_* routines.
13304 (sched_attr_op_type): Handle TLS symbols.
13305 (gt-m68k.h): Include.
13306 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13307 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13309 2009-05-18 Martin Jambor <mjambor@suse.cz>
13311 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13312 (visit_store_addr_for_mod_analysis): New function.
13313 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13314 (determine_cst_member_ptr): Use gimple_assign_single_p.
13315 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13316 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13317 operands. Don't check number of operands of a NOP_EXPR.
13319 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13321 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13323 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13326 * c-common.c (warn_logical_operator): Don't warn if one of
13327 expression isn't always true or false.
13329 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13331 * config/i386/biarch32.h: New file.
13332 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13334 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13336 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13337 *zero_extend<mode>_truncqi): Merge these into ...
13338 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13339 Name the pattern following this as *zero_extendhi_truncqi.
13341 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13343 PR middle-end/39301
13344 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13345 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13346 (output_info): Make field HOST_WIDEST_INT.
13347 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13348 (dump_bitmat_statistics): Same.
13350 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13352 * config.gcc (use_gcc_stdint): Set to wrap.
13353 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13354 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13355 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13356 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13357 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13358 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13359 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13360 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13362 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13364 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13366 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13367 Move definitions earlier.
13368 (OPT_ARCH64, OPT_ARCH32): Define.
13369 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13372 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13375 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13378 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13380 * arm.md (movdi2): Copy non-reg values to DImode registers.
13382 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13385 * final.c (label_to_max_skip): New function.
13386 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13387 CODE_LABEL_NUMBER <= max_labelno.
13388 * output.h (label_to_max_skip): New prototype.
13389 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13390 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13391 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13392 Handle CODE_LABELs with >= 16 byte alignment or with
13393 max_skip == (1 << align) - 1.
13394 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13395 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13398 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13399 .p2align 3 if MAX_SKIP is smaller than 7.
13400 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13402 2009-05-15 Ian Lance Taylor <iant@google.com>
13404 * alias.c (struct alias_set_entry_d): Rename from struct
13405 alias_set_entry. Change all uses.
13406 * except.c (struct call_site_record_d): Rename from struct
13407 call_site_record. Change all uses.
13408 * except.h (struct eh_region_d): Rename from struct eh_region.
13410 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13412 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13413 ivtype_map_elt. Change all uses.
13414 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13416 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13417 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13419 (struct sese_d): Rename from struct sese. Change all uses.
13420 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13421 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13422 * optabs.h (struct optab_d): Rename from struct optab. Change all
13424 (struct convert_optab_d): Rename from struct convert_optab.
13426 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13427 ipa_opt_pass. Change all uses.
13428 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13431 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13432 defined as a typedef.
13433 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13436 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13439 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13441 (merge_ranges): Returns bool.
13442 * tree.h (make_range): .. to here.
13443 (build_range_check): Likewise.
13444 (merge_ranges): Likewise. Renamed from merge_ranges.
13445 * c-typeck.c (parser_build_binary_op): Update calls to
13446 warn_logical_operator.
13447 * c-common.c (warn_logical_operator): Add new warning.
13448 * c-common.h (warn_logical_operator): Update declaration.
13450 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13452 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13454 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13456 * doc/install.texi: Document MPC requirements, flags etc.
13458 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13459 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13460 Evaluate constant arguments.
13461 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13462 (fold_builtin_1): Likewise, also evaluate constant arguments.
13463 Remove superfluous break.
13464 (do_mpc_ckconv): New.
13465 * real.h: Include mpc.h.
13466 * toplev.c (print_version): Output MPC version info if available.
13468 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13470 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13472 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13474 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13477 2009-05-15 Jan Hubicka <jh@suse.cz>
13479 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13480 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13481 (try_inline): Fix return value.
13482 (cgraph_decide_inlining_incrementally): Honor new value.
13483 (cgraph_early_inlining): Handle indirect inlining.
13484 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13486 2009-05-15 Jan Hubicka <jh@suse.cz>
13488 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13489 * cgraphunit.c (cgraph_finalize_function): Set it.
13490 (cgraph_expand_function): Use it.
13492 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13494 * real.c (encode_ieee_half): Define.
13495 (decode_ieee_half): Define.
13496 (ieee_half_format): Define.
13497 (arm_half_format): Define.
13498 * real.h (ieee_half_format): Declare.
13499 (arm_half_format): Declare.
13501 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13503 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13504 swapped, and reversed optabs exist before trying to use them.
13506 2009-05-15 Paul Brook <paul@codesourcery.com>
13507 Sandra Loosemore <sandra@codesourcery.com>
13509 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13510 loads. Allow PRE_DEC.
13511 (output_move_neon): Handle PRE_DEC.
13512 (arm_print_operand): Add 'A' for neon structure loads.
13513 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13514 * config/arm/neon.md (neon_mov): Update comment.
13515 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13517 (Um): New constraint.
13519 2009-05-15 Jan Hubicka <jh@suse.cz>
13521 Revert the following patch until testsuite fallout is fixed:
13522 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13523 * cgraph.h (struct inline_summary): New filed self_wize,
13524 size_inlining_benefit, self_time and time_inlining_benefit.
13525 (struct cgraph_global_info): Replace insns by time ans size fields.
13526 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13527 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13528 (ipcp_update_callgraph): Do not touch function bodies.
13529 * ipa-inline.c: Include except.h
13530 (MAX_TIME): New constant.
13531 (overall_insns): Remove
13532 (overall_size, max_benefit): New static variables.
13533 (cgraph_estimate_time_after_inlining): New function.
13534 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13535 (cgraph_clone_inlined_nodes): Update size.
13536 (cgraph_mark_inline_edge): Update size.
13537 (cgraph_estimate_growth): Use size info.
13538 (cgraph_check_inline_limits): Check size.
13539 (cgraph_default_inline_p): Likewise.
13540 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13541 (cgraph_decide_recursive_inlining): Check size.
13542 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13544 (cgraph_decide_inlining): Likewise.
13545 (cgraph_decide_inlining_incrementally): Likewise; honor
13546 PARAM_EARLY_INLINING_INSNS.
13547 (likely_eliminated_by_inlining_p): New predicate.
13548 (estimate_function_body_sizes): New function.
13549 (compute_inline_parameters): Use it.
13550 * except.c (must_not_throw_labels): New function.
13551 * except.h (must_not_throw_labels): Declare.
13552 * tree-inline.c (init_inline_once): Kill inlining_weigths
13553 * tree-ssa-structalias.c: Avoid uninitialized warning.
13554 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13555 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13556 (PARAM_INLINE_CALL_COST): Remove.
13557 (PARAM_EARLY_INLINING_INSNS): New.
13559 2009-05-15 Richard Guenther <rguenther@suse.de>
13561 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13562 not TODO_update_ssa.
13564 2009-05-15 Richard Guenther <rguenther@suse.de>
13566 PR tree-optimization/39999
13567 * gimple.h (gimple_expr_type): Use the expression type looking
13568 through useless conversions.
13569 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13570 (vn_nary_op_insert_stmt): Likewise.
13571 (simplify_binary_expression): Likewise.
13573 2009-05-15 Richard Guenther <rguenther@suse.de>
13575 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13576 New options, enabled by default.
13577 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13579 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13580 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13581 * tree-ssa-structalias.c (gate_tree_pta): New function.
13582 (pass_build_alias): Use it.
13584 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13586 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13587 recurse on an invariant address if a conversion from a pointer
13588 type to a wider integer type is involved.
13590 2009-05-15 Jan Hubicka <jh@suse.cz>
13592 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13593 * cgraph.h (struct inline_summary): New filed self_wize,
13594 size_inlining_benefit, self_time and time_inlining_benefit.
13595 (struct cgraph_global_info): Replace insns by time ans size fields.
13596 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13597 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13598 (ipcp_update_callgraph): Do not touch function bodies.
13599 * ipa-inline.c: Include except.h
13600 (MAX_TIME): New constant.
13601 (overall_insns): Remove
13602 (overall_size, max_benefit): New static variables.
13603 (cgraph_estimate_time_after_inlining): New function.
13604 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13605 (cgraph_clone_inlined_nodes): Update size.
13606 (cgraph_mark_inline_edge): Update size.
13607 (cgraph_estimate_growth): Use size info.
13608 (cgraph_check_inline_limits): Check size.
13609 (cgraph_default_inline_p): Likewise.
13610 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13611 (cgraph_decide_recursive_inlining): Check size.
13612 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13614 (cgraph_decide_inlining): Likewise.
13615 (cgraph_decide_inlining_incrementally): Likewise; honor
13616 PARAM_EARLY_INLINING_INSNS.
13617 (likely_eliminated_by_inlining_p): New predicate.
13618 (estimate_function_body_sizes): New function.
13619 (compute_inline_parameters): Use it.
13620 * except.c (must_not_throw_labels): New function.
13621 * except.h (must_not_throw_labels): Declare.
13622 * tree-inline.c (init_inline_once): Kill inlining_weigths
13623 * tree-ssa-structalias.c: Avoid uninitialized warning.
13624 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13625 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13626 (PARAM_INLINE_CALL_COST): Remove.
13627 (PARAM_EARLY_INLINING_INSNS): New.
13628 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13629 (inline-call-cost): Remove.
13630 (early-inlining-insns): New.
13632 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13634 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13636 (print_int_cst_bounds_in_octal_p): Likewise.
13637 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13639 * dwarf2out.c (base_type_die): Likewise.
13640 (is_subrange_type): Delete.
13641 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13642 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13643 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13644 if the destination type is boolean.
13645 (build_range_check): Do not special-case subtypes.
13646 (fold_sign_changed_comparison): Likewise.
13647 (fold_unary): Likewise.
13648 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13649 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13650 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13651 * tree.c (subrange_type_for_debug_p): New predicate based on the
13652 former is_subrange_type.
13653 * tree.h (subrange_type_for_debug_p): Declare.
13654 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13655 (convert_affine_scev): Remove call to above function.
13656 (chrec_convert_aggressive): Likewise.
13657 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13658 false for conversions involving subtypes.
13659 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13660 (vrp_val_min): Likewise.
13661 (needs_overflow_infinity): Likewise.
13662 (extract_range_from_unary_expr): Likewise.
13664 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13666 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13667 * config/frv/frv.c: Likewise.
13668 * config/s390/s390.c: Likewise.
13669 * config/sparc/sparc.h: Likewise.
13670 * config/i386/i386.h: Likewise.
13671 * config/i386/i386.c: Likewise.
13672 * config/crx/crx.c: Likewise.
13673 * config/m68hc11/m68hc11.h: Likewise.
13674 * config/iq2000/iq2000.c: Likewise.
13675 * config/mn10300/mn10300.h: Likewise.
13676 * config/mn10300/mn10300.c: Likewise.
13677 * config/m68k/m68k.c: Likewise.
13678 * config/rs6000/rs6000.c: Likewise.
13679 * config/rs6000/xcoff.h: Likewise.
13680 * config/rs6000/linux64.h: Likewise.
13681 * config/rs6000/sysv4.h: Likewise.
13682 * config/score/score3.c: Likewise.
13683 * config/score/score7.c: Likewise.
13684 * config/score/score.c: Likewise.
13685 * config/arm/arm.md: Likewise.
13686 * config/mips/mips.c: Likewise.
13687 * config/mips/mips.md: Likewise.
13688 * config/bfin/bfin.h: Likewise.
13689 * config/pa/pa.c: Likewise.
13690 * config/pa/constraints.md: Likewise.
13692 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13693 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13694 * config/pdp11/pdp11.h: Use memory_address_p instead.
13696 2009-05-14 Ian Lance Taylor <iant@google.com>
13698 * passes.c (finish_optimization_passes): Change i to int.
13699 * plugin.c (plugins_active_p): Change event to int.
13700 (dump_active_plugins): Likewise.
13701 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13703 * tree.c (tree_range_check_failed): Change c to unsigned int.
13704 (omp_clause_range_check_failed): Likewise.
13705 (build_common_builtin_nodes): Change mode to int. Add cast.
13706 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13707 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13709 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13710 ++ or -- with a variable of enum type.
13712 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13715 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13717 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13719 * store-motion.c: Do not include params.h
13720 * Makefile.in: Fix dependencies for various files.
13722 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13724 * auto-inc-dec.c: Fix pass description, remove apparent
13725 accidental duplication.
13727 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13729 PR middle-end/40147
13730 * ipa-utils.h (memory_identifier_string): Moved to ...
13731 * tree.h (memory_identifier_string): Here. Add GTY(()).
13733 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13735 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13736 in the former documentation of...
13737 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13738 * ira-conflicts.c (get_dup_num): Use address_operand.
13739 * targhooks.c (default_legitimate_address_p): New.
13740 * targhooks.h (default_legitimate_address_p): New.
13741 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13743 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13744 * target.h (struct target): Add legitimate_address_p.
13745 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13746 (TARGET_INITIALIZER): Include it.
13748 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13749 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13750 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13751 (TARGET_LEGITIMATE_ADDRESS_P): New.
13753 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13754 (REG_OK_STRICT_P): Delete.
13755 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13756 (frv_legitimate_address_p_1): ... this.
13757 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13758 (frv_legitimate_address_p_1): ... the renamed old
13759 frv_legitimate_address_p.
13760 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13761 (TARGET_LEGITIMATE_ADDRESS_P): New.
13763 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13764 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13765 * config/s390/s390.c (legitimate_address_p): Rename to...
13766 (s390_legitimate_address_p): ... this, make static.
13767 (legitimize_address): Adjust call.
13768 (TARGET_LEGITIMATE_ADDRESS_P): New.
13769 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13771 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13772 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13773 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13774 (TARGET_LEGITIMATE_ADDRESS_P): New.
13776 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13777 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13778 * config/spu/spu.c (spu_legitimate_address): Rename to...
13779 (spu_legitimate_address_p): ... this, make static.
13780 (TARGET_LEGITIMATE_ADDRESS_P): New.
13782 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13783 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13784 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13785 (sparc_legitimate_address_p): ... this, make static and return bool.
13786 (legitimize_address): Adjust call.
13787 (TARGET_LEGITIMATE_ADDRESS_P): New.
13789 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13790 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13791 * config/i386/i386.c (legitimate_address_p): Rename to...
13792 (ix86_legitimate_address_p): ... this, make static.
13793 (constant_address_p): Move after it, adjust call.
13794 (TARGET_LEGITIMATE_ADDRESS_P): New.
13796 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13797 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13798 * config/avr/avr.c (legitimate_address_p): Rename to...
13799 (avr_legitimate_address_p): ... this, make static.
13800 (legitimize_address): Adjust call.
13801 (TARGET_LEGITIMATE_ADDRESS_P): New.
13803 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13804 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13805 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13806 (TARGET_LEGITIMATE_ADDRESS_P): New.
13808 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13809 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13810 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13811 (TARGET_LEGITIMATE_ADDRESS_P): New.
13813 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13814 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13816 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13818 (TARGET_LEGITIMATE_ADDRESS_P): New.
13820 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13821 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13823 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13825 (m68hc11_legitimate_address_p): ... this, make static.
13826 (go_if_legitimate_address_internal): Rename to...
13827 (m68hc11_legitimate_address_p_1): ... this.
13828 (legitimize_address): Adjust call.
13829 (TARGET_LEGITIMATE_ADDRESS_P): New.
13831 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13832 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13833 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13834 (TARGET_LEGITIMATE_ADDRESS_P): New.
13836 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13837 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13838 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13839 (mn10300_legitimate_address_p): ... this, make static.
13840 (TARGET_LEGITIMATE_ADDRESS_P): New.
13842 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13843 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
13844 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
13845 (TARGET_LEGITIMATE_ADDRESS_P): New.
13847 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13848 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
13849 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
13850 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13851 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
13852 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
13853 (rs6000_legitimate_address_p): ... this, make static.
13854 (TARGET_LEGITIMATE_ADDRESS_P): New.
13855 (REG_MODE_OK_FOR_BASE_P): Delete.
13856 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
13858 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13859 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
13861 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13862 static, adjust types.
13863 (TARGET_LEGITIMATE_ADDRESS_P): New.
13865 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13866 * config/score/score.c (score_address_p): Rename to...
13867 (score_legitimate_address_p): ... this.
13868 (TARGET_LEGITIMATE_ADDRESS_P): New.
13869 * config/score/score3.c (score3_address_p): Rename to...
13870 (score3_legitimate_address_p): ... this.
13871 * config/score/score7.c (score7_address_p): Rename to...
13872 (score7_legitimate_address_p): ... this.
13874 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
13875 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
13876 GO_IF_LEGITIMATE_ADDRESS): Delete.
13877 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
13878 thumb2_legitimate_address_p): Delete.
13879 (arm_legitimate_address_p): Rename to...
13880 (arm_legitimate_address_outer_p): ... this.
13881 * config/arm/constraints.md ("Uq"): Adjust call.
13882 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
13883 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
13885 (arm_legitimate_address_outer_p): ... this.
13886 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
13888 (TARGET_LEGITIMATE_ADDRESS_P): New.
13890 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13891 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
13892 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
13893 (TARGET_LEGITIMATE_ADDRESS_P): New.
13895 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13896 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13897 * config/vax/vax.c (legitimate_address_p): Rename to...
13898 (vax_legitimate_address_p): ... this, make static.
13899 (TARGET_LEGITIMATE_ADDRESS_P): New.
13901 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13902 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13903 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13904 (TARGET_LEGITIMATE_ADDRESS_P): New.
13906 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13907 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13908 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13909 (mmix_legitimate_address_p): ... this, make static.
13910 (TARGET_LEGITIMATE_ADDRESS_P): New.
13912 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13913 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13914 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13915 (TARGET_LEGITIMATE_ADDRESS_P): New.
13917 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13919 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13920 of MODE_COMPLEX_INT.
13922 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13924 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13925 LCT_NORMAL in function call.
13926 * mips-tdump.c (print_file_desc): Add cast to enum type.
13927 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13928 (mark_stabs): Add casts to enum types.
13929 (parse_stabs_common): Add casts to enum types.
13931 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13933 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13934 Check for invalid values of LETTER.
13936 2009-05-13 Taras Glek <tglek@mozilla.com>
13938 * attribs.c (register_attribute): moved out attribute registration
13939 into register_attribute.
13940 * doc/plugins.texi: Documented register_attribute and
13942 * gcc-plugin.h: Added forward decl for register_attribute.
13943 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13944 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13945 PLUGIN_ATTRIBUTES boilerplate.
13947 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13949 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13950 values even in sentinel and empty entries.
13951 (ms_printf_flag_specs): Likewise.
13952 (ms_scanf_flag_specs): Likewise.
13953 (ms_strftime_flag_specs): Likewise.
13954 (ms_print_char_table): Likewise.
13955 (ms_scan_char_table): Likewise.
13956 (ms_time_char_table): Likewise.
13958 2009-05-13 Doug Kwan <dougkwan@google.com>
13960 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13962 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13964 * config/mips/mips.md (store): Add attributes for QI and HI.
13966 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13967 (truncdi<mode>2): ... this new pattern.
13969 2009-05-13 Brad Hards <bradh@kde.org>
13971 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13973 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13974 Ben Elliston <bje@au.ibm.com>
13976 PR middle-end/40035
13977 * dse.c (check_mem_read_rtx): Guard against width == -1.
13979 2009-05-13 Michael Matz <matz@suse.de>
13981 PR middle-end/39976
13982 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13983 (trivially_conflicts_p): New function.
13984 (insert_backedge_copies): Use it.
13986 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13988 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13989 (handle_stdc_pragma): Use new enum constant names.
13990 (handle_pragma_float_const_decimal64): Ditto.
13992 2009-05-13 Ian Lance Taylor <iant@google.com>
13994 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13997 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13999 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14000 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14002 * config/m68k/m68k.h (FL_UCLINUX): Define.
14004 2009-05-13 Jan Hubicka <jh@suse.cz>
14006 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14008 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14010 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14011 unless -fschedule-insns is specified.
14013 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14016 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14017 TARGET_EXPAND_CBRANCHDI4.
14018 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14019 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14020 (cmpeqdi): Fix comment.
14022 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14024 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14025 (sh_legitimate_address_p): Likewise.
14026 * config/sh/sh.c (sh_legitimate_index_p): New.
14027 (sh_legitimate_address_p): Likewise.
14028 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14029 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14030 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14031 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14032 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14033 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14034 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14035 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14036 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14038 2009-05-12 Jan Hubicka <jh@suse.cz>
14040 * tree-inline.c (estimate_operator_cost): Add operands;
14041 when division happens by constant, it is cheap.
14042 (estimate_num_insns): Loads and stores are not having cost of 0;
14043 EH magic stuff is cheap; when computing runtime cost of switch,
14044 use log2 base of amount of its cases; builtin_expect has cost of 0;
14045 compute cost for moving return value of call.
14046 (init_inline_once): Initialize time_based flags.
14047 * tree-inline.h (eni_weights_d): Add time_based flag.
14049 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14051 * df-core.c: Update head documentation.
14053 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14056 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14057 shadowing exisiting variable op1.
14059 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14062 * config/i386/driver-i386.c (processor_signatures): New enum.
14063 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14064 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14065 processor signature to detect geode processor.
14067 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14071 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14073 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14074 causes spurious differences between trunk and cond-optab branch.
14076 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14078 * dojump.c (compare_from_rtx): Delete.
14079 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14080 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14081 if the comparison does not satisfy the predicate; test predicates for
14082 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14083 further if one existing pattern fails.
14084 * expr.h (compare_from_rtx): Delete.
14085 (prepare_operand): Declare it.
14086 * optabs.c: Change "lib call" to "libcall" throughout.
14087 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14088 HAVE_conditional_trap, emit_cmp_insn): Delete.
14089 (can_compare_p): Delete cmp_optab case.
14090 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14091 Accept other parameters by value.
14092 (prepare_operand): Make non-static.
14093 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14094 other parameters by value. Try to widen operands here based on
14095 an optab_methods argument and looking at cbranch_optab.
14096 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14097 loop. Use cbranch_optab directly.
14098 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14099 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14101 (emit_conditional_move, emit_conditional_add): Inline what's needed
14102 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14103 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14104 with COMPARE. Move cmov_optab and cstore_optab above
14105 with cbranch_optab, move cmp_optab down with ucmp_optab,
14106 remove tst_otpab. Do not initialize trap_rtx.
14107 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14108 for trap code. Do not check HAVE_conditional_trap. Use
14109 prepare_cmp_insn. Accept no predicate for operand 3.
14110 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14111 (OTI_ctrap, ctrap_optab): New.
14112 (tst_optab): Delete.
14113 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14114 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14115 with lookup of ctrap_optab.
14116 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14118 (ctrap_optab): New.
14120 * combine.c (combine_simplify_rtx, simplify_set): Do not
14121 special case comparing against zero for cc0 machines.
14122 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14123 COMPARE on cc0 machines.
14124 (simplify_relational_operation): Return a new expression when
14125 a COMPARE could be removed.
14126 * final.c (final_scan_insn): Compare cc_status values
14127 against LHS of a (compare FOO (const_int 0)) cc0 source.
14128 Also check if cc_status.value is the full compare.
14130 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14131 (cstoreMM4): Document.
14132 (conditional_trap): Document ctrapMM4 instead.
14133 (sync_compare_and_swapMM): Refer to cbranchcc4.
14134 (Dependent Patterns): Eliminate obsolete information referring to
14135 the old jump optimization phase.
14136 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14137 of compares with 0 on cc0 machines.
14138 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14139 avoiding references to cc0. Remove text about storing operands
14141 * doc/tm.texi (Condition Codes): Include blurb on different
14142 condition code representations, separate into subsections for
14143 CC0, MODE_CC and conditional execution.
14145 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14146 alpha_emit_setcc): Accept operands and a machine mode.
14147 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14148 Get code/op0/op1 from operands, use machine mode argument
14149 instead of alpha_compare.fp_p. Emit the branch here.
14150 (alpha_emit_setcc): Likewise, and return boolean.
14151 (alpha_emit_conditional_move): Likewise. Assert that
14152 cmp_op_mode == cmp_mode, and simplify accordingly.
14153 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14154 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14155 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14157 (stack probe test): Use cbranchdi4.
14158 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14160 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14161 * config/arc/arc.h (movsicc, movsfcc): Use it.
14162 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14163 (cbranchsi4, cstoresi4): New.
14164 (cmpsi, bCC and sCC expanders): Remove.
14166 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14167 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14168 * config/arm/predicates.md (arm_comparison_operator): Only include
14169 floating-point operators if there is a hardware floating-point unit.
14170 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14171 deferring to cbranch_cc and cstore_cc respectively.
14172 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14173 cbranch_cc, cstore_cc): New.
14174 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14176 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14178 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14179 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14181 (adjust_insn_length): Adjust calls.
14182 (avr_reorg): Handle (compare (foo) (const_int 0)).
14183 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14184 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14185 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14186 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14188 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14189 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14191 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14192 (cbranchsi4, cstorebi4, cstoresi4): New.
14193 (movbisi): This insn is duplicate, split it to zero_extend.
14194 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14195 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14196 (bfin_optimize_loop): Use cbranch expander.
14197 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14198 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14199 (bfin_bimode_comparison_operator): ... this.
14200 (bfin_direct_comparison_operator): New.
14202 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14203 inside (compare FOO (const_int 0)).
14204 (cris_rtx_costs): Handle ZERO_EXTRACT.
14205 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14206 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14207 (*tstdi_v32): Delete.
14208 (*cmpdi_non_v32): Add M alternative for operand 1.
14209 (cmpsi, cmp<mode>): Make private.
14210 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14212 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14214 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14215 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14216 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14217 (cc_reg_operand): New.
14218 (any_cond): Delete.
14219 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14220 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14221 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14222 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14223 crx_expand_scond): Delete.
14225 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14227 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14228 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14230 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14231 cstoresi4, cstoresf4, cstoredf4): New.
14232 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14233 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14234 Receive the entire operands array.
14235 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14236 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14237 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14238 Get test/op0/op1 from the operands array.
14239 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14241 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14242 (h8300_expand_store): New.
14243 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14245 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14246 (h8300_expand_store): New.
14247 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14248 or do not try to produce (set (cc0) REG).
14249 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14250 change a compare into a move to a scratch register. Disable some
14251 peepholes when comparing with zero.
14252 (tstsi, tsthi, tstsi, cmpqi): Make private.
14254 (bCC, sCC): Delete.
14255 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14258 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14259 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14260 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14261 (ix86_emit_i387_log1p): Use cbranchxf2.
14262 (ix86_expand_setcc): Return void.
14263 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14264 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14265 cmp<MODEF>, cmpcc): Remove.
14266 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14267 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14268 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14269 (sCC and bCC expanders): Remove.
14270 (stack_protect_test): Use cbranchcc4.
14272 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14274 (ia64_expand_compare): Accept three rtx by reference and return void.
14275 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14276 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14277 from *expr. Update *expr with the BImode comparison to do.
14278 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14279 cmptf, bCC, sCC, conditional_trap): Delete.
14280 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14281 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14282 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14283 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14284 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14286 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14287 type of last argument.
14288 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14289 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14290 use machine mode argument instead of branch_type. Remove dead
14291 code for floating-point comparisons.
14292 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14293 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14295 (cbranchsi4, cstoresi4): New.
14296 * config/iq2000/predicates.md (reg_or_const_operand): New.
14298 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14299 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14300 (b<code>_op): Rewrite to...
14301 (bcc_op): ... this, using match_operator.
14302 (s<code>_op): Rewrite to...
14303 (scc_op): ... this, using match_operator.
14304 (s<code>_24_op): Rewrite to...
14305 (scc_op_24): ... this, using match_operator.
14306 (s<code>_<mode>): Rewrite to...
14307 (cstore<mode>4): ... this, using match_operator.
14308 (s<code>_<mode>_24): Rewrite to...
14309 (cstore<mode>4_24): ... this, using match_operator.
14310 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14311 m32c_unpend_compare, m32c_expand_scc): Delete.
14312 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14313 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14314 (m32c_expand_movcc): Change NE to EQ if necessary.
14315 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14317 * config/m32r/m32r-protos.h (gen_cond_store): New.
14318 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14319 (gen_cond_store): New, from sCC patterns.
14320 (m32r_expand_block_move): Use cbranchsi4.
14321 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14322 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14323 (cbranchsi4, cstoresi4): New.
14325 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14327 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14328 (m68hc11_notice_update_cc): Look into a compare with 0.
14329 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14331 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14332 cmphi, cmpqi, bCC): Delete.
14333 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14334 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14335 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14338 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14339 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14340 * config/m68k/constraints.md (H): New.
14341 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14342 the define_insn below.
14343 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14344 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14345 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14346 patterns): Wrap RHS with COMPARE.
14347 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14348 (*cmpdi_internal): Name this pattern.
14349 (cmpdi): Change to define_insn.
14350 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14351 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14352 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14354 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14355 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14356 (conditional_trap): Change to...
14357 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14358 (*conditional_trap): Use the ordered_comparison_operator and
14359 const1_operand predicates.
14360 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14361 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14362 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14363 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14365 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14366 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14367 (mcore_gen_compare): New.
14368 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14369 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14370 (mcore_gen_compare): ... this.
14371 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14372 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14373 (stack probe pattern): Use cbranchsi4.
14375 * config/mips/predicates.md (mips_cstore_operator): New.
14376 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14377 * config/mips/mips.md (any_cond): Delete.
14378 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14380 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14381 fixuns_truncsfdi2): Use cbranch patterns.
14382 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14383 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14384 Adjust call to mips_expand_conditional_branch.
14385 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14387 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14388 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14389 * config/mips/mips.c (cmp_operands): Delete.
14390 (mips_emit_compare): Get comparison operands from *op0/*op1.
14391 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14392 that it succeeds. Use op0/op1 instead of cmp_operands.
14393 (mips_expand_conditional_branch, mips_expand_conditional_move,
14394 mips_expand_conditional_trap): Likewise.
14395 (mips_block_move_loop): Use cbranch patterns.
14396 * config/mips/mips.h (cmp_operands): Delete.
14398 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14399 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14400 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14401 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14402 (*cmpcc_folded): Rename to...
14403 (*cmpdi_folded): this.
14404 (*cmpcc): Rename to...
14406 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14409 (cbranchdf4): New. Handle invalid comparisons here.
14410 * config/mmix/predicates.md (float_comparison_operator): New.
14412 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14413 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14414 * config/mn10300/mn10300.md (tst): Delete.
14415 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14416 Name these patterns and wrap RHS in a compare.
14417 (*cmpsi): Make this pattern private. Include tst.
14418 (*cmpsf): Make this pattern private.
14419 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14420 (compare with zero peepholes): Likewise.
14422 (cbranchsi4, cbranchsf4): New.
14423 (casesi): Use cbranchsi4.
14425 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14426 hppa_branch_type): Delete.
14427 (return_addr_rtx): Use cbranchsi4.
14428 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14429 Emit CCFPmode comparison here.
14430 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14431 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14432 hppa_branch_type): Delete.
14433 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14434 (movsicc, movdicc): Remove references to hppa_compare_op0,
14435 hppa_compare_op1 and compare_from_rtx.
14436 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14437 (casesi): Use cbranchsi4.
14439 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14440 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14441 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14442 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14443 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14445 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14446 (*branch, *branch_inverted): New.
14448 * config/picochip/picochip.md (cbranchhi4): Use
14449 ordered_comparison_operator.
14450 (cmphi, bCC): Remove.
14452 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14453 (trap_comparison_operator): Delete.
14454 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14455 rs6000_emit_cbranch): Accept mode and operands.
14456 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14457 rs6000_compare_fp_p): Delete.
14458 (rs6000_generate_compare): Accept mode and comparison. Extract code
14459 and op0/op1 from there. Replace references to rs6000_compare_op0
14460 and rs6000_compare_op1.
14461 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14462 extract result from passed operands.
14463 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14464 extract loc from passed operands.
14465 (rs6000_emit_cmove): Likewise.
14466 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14467 rs6000_compare_fp_p): Delete.
14468 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14469 (cbranch<GPR>4, cbranch<FP>4): New.
14470 (cstore<mode>4): New. Consolidate here all choices about when to use
14471 portable or specialized sCC sequences.
14472 (stack_protect_test): Use cbranchsi4.
14473 (conditional_trap): Replace with ctrap<GPR>4.
14474 (conditional trap insn): Replace trap_comparison_operator with
14475 ordered_comparison_operator.
14477 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14478 (s390_emit_prologue): Use ctrap.
14479 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14480 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14481 New predicates replacing...
14482 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14483 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14484 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14485 (add<mode>cc): Do not use s390_compare_op0/op1.
14486 (s<code>): Change to...
14487 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14488 (seq): Change to...
14489 (cstorecc4): ... this. Handle EQ or NE equally.
14490 (*sne): Un-privatize for use in cstorecc4.
14491 (b<code>): Change to...
14492 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14493 (conditional_trap): Replace with...
14494 (ctrap<GPR>4, ctrap<FP>4): ... these.
14495 (stack_protect): Use cbranchcc4.
14497 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14498 * config/score/score-protos.h (score_gen_cmp): Delete.
14499 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14500 (score_block_move-loop): Use cbranchsi4.
14501 * config/score/score.md (cbranchsi4): New.
14502 (cmpsi, bCC): Delete.
14503 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14504 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14505 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14506 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14507 * config/score/score3.h (score3_gen_cmp): Delete.
14508 * config/score/score7.h (score7_gen_cmp): Delete.
14510 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14511 (sh_emit_scc_to_t): ... this. Return void.
14512 (from_compare): Rename to...
14513 (sh_emit_compare_and_branch): ... this.
14514 (sh_emit_compare_and_set): New.
14515 (sh_expand_t_scc): Accept operands.
14516 * config/sh/predicates.md (sh_float_comparison_operator): New.
14517 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14518 (prepare_scc_operands): Rename to...
14519 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14521 (sh_emit_cheap_store_flag): New.
14522 (sh_emit_set_t_insn): New.
14523 (from_compare): Rename to...
14524 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14525 handling of TARGET_SH2E floating point to avoid recursive call.
14526 Generate branch here.
14527 (sh_emit_compare_and_set): New.
14528 (sh_expand_t_scc): Get op0/op1 from arguments.
14529 (sh_emit_cheap_store_flag): New.
14530 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14532 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14533 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14534 (movsicc, movdicc): Do nothing when it recreated operands from
14535 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14536 prepare_scc_operands (now sh_emit_scc_to_t).
14537 (udivdi3): Use cstoresi4.
14538 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14539 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14540 (cbranchint4_media, cbranchfp4_media): New.
14541 (casesi): Use cbranchdi4.
14542 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14544 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14545 (movnegt): Remove second operand.
14546 (cbranchsf4, cbranchdf4): New.
14547 (stack_protect): Use cbranchdi4/cbranchsi4.
14549 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14550 (gen_compare_reg): Accept comparison, extract part of it to...
14551 (gen_compare_reg_1): ... this.
14552 (gen_compare_operator): Delete.
14553 (gen_v9_scc): Accept separate destination, comparison code and arms.
14554 Do not use sparc_compare_op0/sparc_compare_op1.
14555 (emit_scc_insn, emit_conditional_branch_insn): New.
14556 (emit_v9_brxx): Make static. Remove useless assertion.
14557 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14559 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14560 * config/sparc/sparc-protos.h (gen_compare_reg,
14561 sparc_emit_float_lib_cmp): Adjust prototype.
14562 (emit_scc_insn, emit_conditional_branch_insn): New.
14563 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14564 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14565 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14566 iterators to the top.
14567 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14568 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14569 snedi_special_trunc): Delete.
14570 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14571 and snedi_special_trunc.
14572 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14573 cbranchdi4, cbranch<F:mode>4): New.
14574 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14575 here. Use gen_compare_reg instead of gen_compare_operator.
14576 (conditional_trap): Replace with...
14577 (ctrapsi4, ctrapdi4): ... this.
14578 (stack_protect_test): Use cbranchcc4.
14580 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14582 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14583 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14584 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14585 from operands[0] or operands[3] depending on is_set.
14586 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14587 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14588 cmpdf, bCC), sCC: Remove.
14589 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14590 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14592 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14593 spu_emit_branch_or_set.
14595 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14597 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14598 xstormy16_compare_op1): Delete.
14599 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14600 xstormy16_compare_op1): Delete.
14601 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14603 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14604 (cmphi, cmpsi, bCC): Remove.
14606 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14607 (*cmpsi): ... this one.
14608 (cbranchsi4, cstoresi4): New.
14609 (bCC expanders): Delete.
14610 (sCC insns): Fold into...
14611 (*setcc): ... this one.
14612 (casesi): Do not use gen_cmpsi and gen_bgtu.
14613 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14614 (movsicc): Simplify.
14615 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14617 * config/vax/vax-protos.h (cond_name): New.
14618 (vax_output_conditional_branch): Remove.
14619 * config/vax/vax.c (cond_name): New.
14620 (vax_output_conditional_branch): Remove.
14621 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14622 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14623 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14624 (bit<VAXint>): Wrap source with (compare).
14625 (b<code> and following unnamed pattern): Rename to *branch and
14626 *branch_reversed. Change macroization to match_operator.
14627 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14629 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14630 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14631 Change last argument to machine_mode.
14632 (xtensa_expand_scc): Add machine_mode argument.
14633 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14634 (gen_conditional_move, xtensa_expand_conditional_branch,
14635 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14636 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14637 Adjust operand numbers.
14638 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14640 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14641 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14642 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14644 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14646 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14647 causes spurious differences between trunk and cond-optab branch.
14649 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14652 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14654 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14656 * tree.c (iterative_hash_pointer): Delete.
14657 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14658 Hash UIDs and versions of SSA names. Don't special-case built-in
14659 function declarations.
14661 2009-05-11 Ian Lance Taylor <iant@google.com>
14664 * graphite.c: Force -Wc++-compat to only be a warning before
14665 #including "cloog/cloog.h".
14667 2009-05-11 Martin Jambor <mjambor@suse.cz>
14669 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14671 2009-05-11 Jan Hubicka <jh@suse.cz>
14673 * tree-ssa-loop-ivcanon.c: Include target.h
14674 (struct loop_size): new structure.
14675 (constant_after_peeling): New predicate.
14676 (tree_estimate_loop_size): New function.
14677 (estimated_unrolled_size): Rewrite for new estimates.
14678 (try_unroll_loop_completely): Use new estimates.
14679 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14681 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14683 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14684 libcpp interface change.
14685 (spu_macro_to_expand): Likewise.
14687 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14689 PR tree-optimization/40026
14690 * gimplify.c (gimplify_init_constructor): Change initial conditional
14691 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14692 optimize_compound_literals_in_ctor.
14694 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14696 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14698 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14700 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14702 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14703 HOST_WIDE_INT for gap.
14705 2009-05-11 Ira Rosen <irar@il.ibm.com>
14707 PR tree-optimization/40074
14708 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14709 account in group size and step comparison.
14711 2009-05-11 Richard Guenther <rguenther@suse.de>
14713 * passes.c (init_optimization_passes): Strip now incorrect comment.
14714 (execute_function_todo): Do not set PROP_alias.
14715 * tree-pass.h (PROP_alias): Remove.
14716 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14717 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14718 * tree-nrv.c (pass_return_slot): Likewise.
14719 * tree-object-size.c (pass_object_sizes): Likewise.
14720 * tree-ssa-dom.c (pass_dominator): Likewise.
14721 (pass_phi_only_cprop): Likewise.
14722 * tree-ssa-dse.c (pass_dse): Likewise.
14723 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14724 (pass_cselim): Likewise.
14725 * tree-ssa-pre.c (pass_pre): Likewise.
14726 (pass_fre): Likewise.
14727 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14728 * tree-ssa-sink.c (pass_sink_code): Likewise.
14729 * tree-stdarg.c (pass_stdarg): Likewise.
14730 * tree-tailcall.c (pass_tail_calls): Likewise.
14731 * tree-vrp.c (pass_vrp): Likewise.
14733 2009-05-10 Ian Lance Taylor <iant@google.com>
14735 * basic-block.h (enum profile_status): Break out of struct
14736 control_flow_graph.
14737 * cgraph.h (struct inline_summary): Break out of struct
14739 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14740 of struct cgraph_order_sort.
14741 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14742 * cse.c (struct branch_path): Break out of struct
14743 cse_basic_block_data.
14744 * except.h (enum eh_region_type): Break out of struct eh_region.
14745 * gcc.c (enum add_del): Break out of struct modify_target.
14746 * genrecog.c (enum decision_type): Break out of struct decision_test.
14747 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14749 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14750 * regmove.c (enum match_use): New enum, broken out of struct match.
14751 * sched-int.h (enum post_call_group): New enum, broken out of
14753 (struct deps_reg): Break out of struct deps.
14754 * target.h (struct asm_int_op): Break out of struct gcc_target.
14755 * tree-eh.c (struct goto_queue_node): Break out of struct
14757 * tree-inline.h (enum copy_body_cge_which): Break out of
14759 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14761 * c-decl.c (in_struct, struct_types): New static variables.
14762 (pushtag): Add loc parameter. Change all callers.
14763 (lookup_tag): Add ploc parameter. Change all callers.
14764 (check_compound_literal_type): New function.
14765 (parser_xref_tag): Add loc parameter. Change all callers. If
14766 -Wc++-compat, warn about struct/union/enum types defined within a
14768 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14769 and loc parameters. Change all callers. Change error calls to
14770 error_at, using loc. For a redefinition, if the location of the
14771 original definition is known, report it. Set in_struct and
14772 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14773 (finish_struct): Add new parameters enclosing_in_struct and
14774 enclosing_struct_types. Change all callers. Set
14775 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14776 in the struct. If in a struct, add this struct to struct_types.
14777 (start_enum): Add loc parameter. Change all callers. Use
14778 error_at for errors, using loc. For a redefinition, if the
14779 location of the original definition is known, report it. If in a
14780 struct, add this enum type to struct_types. If -Wc++-compat warn
14781 if in sizeof, typeof, or alignof.
14782 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14783 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14784 (c_parser_enum_specifier): Get enum location for start_enum.
14785 (c_parser_struct_or_union_specifier): Get struct location for
14786 start_struct. Save in_struct and struct_types status between
14787 start_struct and finish_struct.
14788 (c_parser_cast_expression): Get location of cast.
14789 (c_parser_alignof_expression): Get location of type.
14790 (c_parser_postfix_expression): Likewise.
14791 (c_parser_postfix_expression_after_paren_type): Add type_loc
14792 parameter. Change all callers. Call check_compound_literal_type.
14793 Use type_loc for error about variable size type.
14794 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14795 of an enum constant from an enum type defined in a struct or union.
14796 (c_cast_expr): Add loc parameter. Change all callers. If
14797 -Wc++-compat, warn about defining a type in a cast.
14798 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14799 (start_enum, start_struct, finish_struct): Update declarations.
14800 (parser_xref_tag, c_cast_expr): Update declarations.
14801 (check_compound_literal_type): Declare.
14803 2009-05-11 Ben Elliston <bje@au.ibm.com>
14805 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14806 for recent libcpp interface change.
14807 (rs6000_macro_to_expand): Likewise.
14809 2009-05-10 Michael Matz <matz@suse.de>
14812 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14813 not at entry of function.
14815 2009-05-10 Richard Guenther <rguenther@suse.de>
14817 PR tree-optimization/40081
14819 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14820 using the main variant of the element type. Do not fiddle with
14821 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14823 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14824 structs with volatile fields.
14826 2009-05-10 Jan Hubicka <jh@suse.cz>
14828 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14829 (estimate_move_cost): Assert that it does not get called for
14831 (estimate_num_insns): Skip VOID types in argument handling.
14832 (optimize_inline_calls): Delete unreachable blocks and verify that
14833 callgraph is valid.
14835 2009-05-10 Jan Hubicka <jh@suse.cz>
14837 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14838 * cgraph.c (cgraph_mark_address_taken_node): New function.
14839 (dump_cgraph_node): Dump new flag.
14840 * cgraph.h (struct cgraph_node): Add address_taken.
14841 (cgraph_mark_address_taken_node): New function.
14842 * ipa.c (cgraph_postorder): Prioritize functions with address taken
14843 since new direct calls can be born.
14845 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14847 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
14848 tok->val.node.node.
14850 2009-05-10 Jan Hubicka <jh@suse.cz>
14852 PR middle-end/40084
14853 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
14855 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
14856 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
14857 * tree-inline.c (copy_bb): Set frequency correctly.
14858 (fold_marked_statements): Update call to
14859 cgraph_update_edges_for_call_stmt.
14861 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14863 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14864 identifiers in diagnostics.
14865 * config/arm/arm.c (arm_handle_fndecl_attribute,
14866 arm_handle_isr_attribute): Likewise.
14867 * config/avr/avr.c (avr_handle_progmem_attribute,
14868 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
14869 * config/bfin/bfin.c (handle_int_attribute,
14870 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
14871 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
14872 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
14874 * config/darwin.c (darwin_handle_kext_attribute,
14875 darwin_handle_weak_import_attribute): Likewise.
14876 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
14877 h8300_handle_eightbit_data_attribute,
14878 h8300_handle_tiny_data_attribute): Likewise.
14879 * config/i386/i386.c (ix86_handle_cconv_attribute,
14880 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
14881 * config/i386/winnt.c (ix86_handle_shared_attribute,
14882 ix86_handle_selectany_attribute): Likewise.
14883 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
14884 * config/m32c/m32c.c (function_vector_handler): Likewise.
14885 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
14886 m68hc11_handle_fntype_attribute): Likewise.
14887 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
14888 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
14889 * config/mips/mips.c (mips_insert_attributes,
14890 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
14891 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
14892 rs6000_handle_struct_attribute): Likewise.
14893 * config/sh/sh.c (sh_insert_attributes,
14894 sh_handle_resbank_handler_attribute,
14895 sh_handle_interrupt_handler_attribute,
14896 sh2a_handle_function_vector_handler_attribute,
14897 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14899 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14900 * config/spu/spu.c (spu_handle_fndecl_attribute,
14901 spu_handle_vector_attribute): Likewise.
14902 * config/stormy16/stormy16.c
14903 (xstormy16_handle_interrupt_attribute): Likewise.
14904 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14905 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14907 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14909 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14910 (pp_translate_identifiers): New.
14911 (pp_identifier): Only conditionally translate identifier to locale
14913 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14914 (pp_base_tree_identifier): Only conditionally translate identifier
14915 to locale character set.
14916 * c-pretty-print.c (M_): Define.
14917 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14918 fragments for conditional translation with M_.
14919 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14920 identifier translation.
14922 2009-05-10 Richard Guenther <rguenther@suse.de>
14924 PR tree-optimization/40081
14925 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14926 using the main variant of the element type. Do not fiddle with
14927 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14929 2009-05-09 Jan Hubicka <jh@suse.cz>
14931 PR middle-end/40080
14932 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14933 indirect calls; verify cgraph afterwards.
14935 2009-05-09 Jan Hubicka <jh@suse.cz>
14938 * ipa.c (update_inlined_to_pointer): New function.
14939 (cgraph_remove_unreachable_nodes): Use it.
14941 2009-05-09 Jan Hubicka <jh@suse.cz>
14943 * tree-eh.c (struct leh_state): Remove prev_try.
14944 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14945 not track prev_try.
14946 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14947 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14948 remove_eh_handler_and_replace, foreach_reachable_handler,
14949 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14950 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14951 (gen_eh_region_cleanup): Update prototype.
14953 2009-05-09 Jan Hubicka <jh@suse.cz>
14955 PR middle-end/40043
14956 * except.c (copy_eh_region): Always set prev_try.
14957 (redirect_eh_edge_to_label): Find outer try.
14958 (foreach_reachable_handler): When looking for prev try
14959 handle case where previous try is not going to be taken.
14961 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14963 PR tree-optimization/40049
14964 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14965 only vector/vector shifts, convert the type of the constant to the
14966 appropriate type to avoid building incorrect trees, which
14967 eventually have problems with garbage collection.
14969 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14971 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14972 -1 for complex floating-point types if honoring signed zeros.
14974 2009-05-08 Jan Hubicka <jh@suse.cz>
14976 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14977 argument; handle correctly when profile is absent.
14978 (build_cgraph_edges): Update.
14979 (rebuild_cgraph_edges): Update.
14980 * cgraph.c: Do not include varray.h.
14981 (cgraph_set_call_stmt_including_clones): New function.
14982 (cgraph_create_edge_including_clones): Likewise
14983 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14984 (cgraph_update_edges_for_call_stmt): Handle clones.
14985 (cgraph_remove_node): Handle clone tree.
14986 (cgraph_remove_node_and_inline_clones): New function.
14987 (dump_cgraph_node): Dump clone tree.
14988 (cgraph_clone_node): Handle clone tree.
14989 (clone_function_name): Bring here from tree-inline.c.
14990 (cgraph_create_virtual_clone): New function.
14991 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14992 (cgraph_clone_info): New function.
14993 (strut cgraph_node): Add clone_info and new clone tree pointers.
14994 (cgraph_remove_node_and_inline_clones,
14995 cgraph_set_call_stmt_including_clones,
14996 cgraph_create_edge_including_clones,
14997 cgraph_create_virtual_clone): Declare.
14998 (cgraph_function_versioning): Use VEC argument.
14999 (compute_call_stmt_bb_frequency): Update prototype.
15000 (cgraph_materialize_all_clones): New function.
15001 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15002 (ipcp_create_replace_map): Update to VECtors.
15003 (ipcp_update_callgraph): Use virtual clones.
15004 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15005 (ipcp_update_profiling): Do not update local profiling.
15006 (ipcp_insert_stage): Use VECtors and virtual clones.
15007 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15008 (clone_of_p): New function.
15009 (cgraph_preserve_function_body_p): Use clone tree.
15010 (cgraph_optimize): Materialize clones.
15011 (cgraph_function_versioning): Update for VECtors.
15012 (save_inline_function_body): Use clone tree.
15013 (cgraph_materialize_clone): New function.
15014 (cgraph_materialize_all_clones): Likewise.
15015 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15016 * ipa.c: Include gimple.h.
15017 (cgraph_remove_unreachable_nodes): Use clone tree.
15018 * ipa-prop.c (ipa_note_param_call): Update call to
15019 compute_call_stmt_bb_frequencycall.
15020 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15021 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15022 (copy_bb): Handle updating of clone tree; add new edge when new call
15024 (expand_call_inline): Be strict about every call having edge.
15025 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15026 (delete_unreachable_blocks_update_callgraph): New function.
15027 (tree_function_versioning): Use VECtors; always remove unreachable
15028 blocks and fold conditionals.
15029 * tree-inline.h: Do not include varray.h.
15030 (tree_function_versioning): Remove.
15031 * Makefile.in (GTFILES): Remove tree-inline.c
15032 * passes.c (do_per_function): Do only functions having body.
15033 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15036 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15037 Andrew Morrow <acm@google.com>
15040 * c-common.c (c_common_attribute_table): Permit deprecated
15041 attribute to take an optional argument.
15042 (handle_deprecated_attribute): If the optional argument to
15043 __attribute__((deprecated)) is not a string ignore the attribute
15044 and emit a warning.
15046 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15047 * c-typeck.c (build_component_ref): Likewise.
15048 (build_external_ref): Likewise.
15050 * toplev.c (warn_deprecated_use): Add an attribute argument.
15051 Emit the message associated with __attribute__((deprecated)).
15053 * toplev.h (warn_deprecated_use): Updated.
15055 * doc/extend.texi: Document new optional parameter to
15056 __attribute__((deprecated))
15058 2009-05-08 Michael Eager <eager@eagercon.com>
15060 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15061 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15063 2009-05-08 Richard Guenther <rguenther@suse.de>
15065 PR tree-optimization/40062
15066 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15067 Avoid exponential behavior.
15069 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15071 PR rtl-optimization/33928
15073 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15074 process_uses, build_single_def_use_links): New.
15075 (update_df): Update use_def_ref.
15076 (forward_propagate_into): Use get_def_for_use instead of use-def
15078 (fwprop_init): Call build_single_def_use_links and let it initialize
15080 (fwprop_done): Free use_def_ref.
15081 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15082 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15083 df_rd_simulate_one_insn): New.
15084 (df_rd_bb_local_compute_process_def): Update head comment.
15085 (df_chain_create_bb): Use the new RD simulation functions.
15086 * df.h (df_rd_simulate_artificial_defs_at_top,
15087 df_rd_simulate_one_insn): New.
15088 * opts.c (decode_options): Enable fwprop at -O1.
15089 * doc/invoke.texi (-fforward-propagate): Document this.
15091 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15094 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15095 and one complex operand specially.
15096 * tree-complex.c (some_nonzerop): Do not identify a real value as
15097 zero if flag_signed_zeros.
15099 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15101 PR rtl-optimization/33928
15102 * loop-invariant.c (record_use): Fix && vs. || mishap.
15104 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15106 PR rtl-optimization/33928
15107 * loop-invariant.c (struct use): Add addr_use_p.
15108 (struct def): Add n_addr_uses.
15109 (struct invariant): Add cheap_address.
15110 (create_new_invariant): Set cheap_address.
15111 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15112 (record_uses): Pass df_ref to record_use.
15113 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15116 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15118 * config/sh/sh.c: Do not include c-pragma.h.
15120 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15122 * config/spu/spu.c: Remove include of c-common.h.
15124 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15127 * c-common.h (mark_valid_location_for_stdc_pragma,
15128 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15129 clear_float_const_decimal64, float_const_decimal64_p): New.
15130 * c.opt (Wunsuffixed-float-constants): New.
15131 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15132 unsuffixed float constant, handle new warning.
15133 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15134 * c-decl.c (c_scope): New flag float_const_decimal64.
15135 (set_float_const_decimal64, clear_float_const_decimal64,
15136 float_const_decimal64_p): New.
15137 (push_scope): Set new flag.
15138 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15139 to use STDC pragmas.
15140 (c_parser_external_declaration): Ditto.
15141 (c_parser_compound_statement_nostart): Ditto.
15142 * c-pragma.c (valid_location_for_stdc_pragma,
15143 mark_valid_location_for_stdc_pragma,
15144 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15145 handle_pragma_float_const_decimal64): New.
15146 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15147 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15148 set_float_const_decimal64, clear_float_const_decimal64,
15149 float_const_decimal64_p): New dummy functions.
15150 * doc/extend.texi (Decimal Float): Remove statement that the
15151 pragma, and suffix for double constants, are not supported.
15152 * doc/invoke.texi (Warning Options): List new option.
15153 (-Wunsuffixed-float-constants): New.
15155 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15157 * config/i386/i386.c: Do not include c-common.h.
15159 2009-05-07 Mark Heffernan <meheff@google.com>
15161 * doc/invoke.texi (Debugging Options): Document change of debugging
15163 * opts.c (decode_options): Make dump_base_name relative to
15164 aux_base_name directory.
15166 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15168 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15169 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15171 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15173 * Makefile.in (install-plugin): Simplify a bit.
15175 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15177 * Makefile.in (OBJS-common): Add regcprop.o.
15179 * timevar.def (TV_CPROP_REGISTERS): New.
15180 * regrename.c (regrename_optimize): Return 0.
15181 (rest_of_handle_regrename): Delete.
15182 (pass_rename_registers): Point to regrename_optimize.
15183 (struct value_data_entry, struct value_data,
15184 kill_value_one_regno, kill_value_regno, kill_value,
15185 set_value_regno, init_value_data, kill_clobbered_value,
15186 kill_set_value, kill_autoinc_value, copy_value,
15187 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15188 replace_oldest_value_reg, replace_oldest_value_addr,
15189 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15190 debug_value_data, validate_value_data): Move...
15191 * regcprop.c: ... here.
15192 (rest_of_handle_cprop): Delete.
15193 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15195 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15197 PR middle-end/40057
15198 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15199 GEN_INT for 1 << bitnum.
15200 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15201 build_int_cst_type.
15203 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15205 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15206 Remove wrong description of "nand" operation.
15208 2009-05-06 Richard Guenther <rguenther@suse.de>
15209 Adam Nemet <anemet@caviumnetworks.com>
15211 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15212 comment. Add that if LHS is not a gimple register, then RHS1 has
15213 to be a single object (GIMPLE_SINGLE_RHS).
15215 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15217 * expr.c (get_def_for_expr): Move it up in the file.
15218 (store_field): When expanding a bit-field store, look at the
15219 defining gimple stmt for the masking conversion.
15221 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15223 PR middle-end/39986
15224 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15225 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15226 32-bit memcpy into long.
15228 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15230 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15231 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15233 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15234 instead of appending DW_OP_deref*.
15236 2009-05-06 Michael Matz <matz@suse.de>
15238 PR middle-end/40021
15239 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15240 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15242 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15244 * Makefile.in (install-plugin): Fix srcdir handling.
15246 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15248 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15249 when processing for not_regs_needed bitmap.
15250 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15251 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15252 handling it for rhs.
15254 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15256 * config/i386/i386.md (unnamed inc/dec peephole): Use
15257 optimize_insn_for_size_p instead of optimize_size.
15258 * config/i386/predicates.md (incdec_operand): Likewise.
15259 (aligned_operand): Likewise.
15260 * config/i386/sse.md (divv8sf3): Likewise.
15261 (sqrtv8sf2): Likewise.
15263 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15265 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15267 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15269 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15271 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15272 ssemodesuffixf2c with avxmodesuffixf2c.
15274 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15277 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15279 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15281 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15282 (struct tree_base): Adjust spacing for 8 bit boundaries.
15283 (struct tree_decl_common): Add decl_by_reference_flag bit.
15284 (DECL_BY_REFERENCE): Adjust.
15285 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15286 print DECL_BY_REFERENCE bit.
15287 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15288 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15289 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15290 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15293 PR middle-end/39666
15294 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15295 range of the type, but default label is missing, add it with one
15296 of the existing labels instead of adding a new label for it.
15298 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15302 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15304 * Makefile.in (enable_plugin, plugin_includedir): New.
15305 (install): Depend on install-plugin.
15306 (PLUGIN_HEADERS): New.
15307 (install-plugin): New.
15308 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15310 2009-05-05 Richard Guenther <rguenther@suse.de>
15312 PR tree-optimization/40022
15313 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15315 (phivn_valid_p): Fix tuplification error, simplify.
15316 (phiprop_insert_phi): Add dumps.
15317 (propagate_with_phi): Simplify.
15319 2009-05-05 Richard Guenther <rguenther@suse.de>
15321 PR middle-end/40023
15322 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15324 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15326 * tree.h (strip_float_extensions): Remove duplicate declaration.
15327 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15328 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15329 block_ultimate_origin): Rearrange the declarations line to match the
15330 comment that indicates the .c file which the functions are defined.
15331 (dwarf2out_*, set_decl_rtl): Add comment.
15332 (get_base_address): Adjust comment.
15333 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15334 declarations line and add comment.
15335 (is_builtin_name): Add blank after function name, for clarity.
15337 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15339 * attribs.c (decl_attributes): Use %qE for identifiers in
15341 * cgraphunit.c (verify_cgraph_node): Translate function names to
15342 locale character set in diagnostics.
15343 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15345 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15346 Document that functions are named in UTF-8.
15347 * expr.c (expand_expr_real_1): Translate function names to locale
15348 character set in diagnostics.
15349 * gimplify.c (omp_notice_variable, omp_is_private,
15350 gimplify_scan_omp_clauses): Use %qE for identifiers in
15352 * langhooks.c (lhd_print_error_function): Translate function names
15353 to locale character set.
15354 * langhooks.h (decl_printable_name): Document that return value is
15355 in internal character set.
15356 * stmt.c: Include pretty-print.h
15357 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15359 (resolve_operand_name_1): Translate named operand name to locale
15361 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15363 * toplev.c (announce_function): Translate function names to locale
15365 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15366 (default_tree_printer): Use pp_identifier or translate identifiers
15367 to locale character set. Mark "<anonymous>" for translation.
15368 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15369 for identifiers in diagnostics.
15370 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15372 * varasm.c (output_constructor): Use %qE for identifiers in
15375 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15377 * configure.ac: use ` ` instead of $()
15378 * configure: Regenerate.
15380 2009-05-05 Ben Elliston <bje@au.ibm.com>
15382 * config/pa/linux-atomic.c: Eliminate conditional include of
15383 errno.h on non-LP64 systems to simplify build requirements.
15385 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15387 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15389 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15390 and pass value to identifier_to_locale.
15391 (warn_variable_length_array): Make name a tree.
15392 (grokdeclarator): Separate diagnostic texts for named and unnamed
15393 declarators. Use %qE for named declarators.
15394 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15396 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15397 identifiers in diagnostics.
15398 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15399 identifier_to_locale. Mark "anonymous" strings for translation.
15401 2009-05-04 Michael Eager <eager@eagercon.com>
15403 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15404 address for DImode/DFmode only if double-precision FP regs.
15406 2009-05-04 Michael Eager <eager@eagercon.com>
15408 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15409 TARGET_SINGLE_FLOAT check.
15411 2009-05-04 Michael Eager <eager@eagercon.com>
15413 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15415 2009-05-04 Michael Eager <eager@eagercon.com>
15417 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15418 * config/rs6000/t-xilinx: New
15420 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15422 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15423 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15424 * gcc/explow.c (memory_address): Use target hook.
15425 * gcc/targhooks.c (default_legitimize_address): New.
15426 * gcc/targhooks.h (default_legitimize_address): New.
15427 * gcc/target.h (legitimize_address): New.
15428 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15429 (TARGET_INITIALIZER): Include it.
15430 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15432 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15433 * config/bfin/bfin.c (legitimize_address): Remove.
15434 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15435 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15437 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15438 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15440 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15441 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15442 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15443 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15444 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15445 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15446 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15447 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15448 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15449 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15450 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15451 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15452 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15453 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15454 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15455 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15456 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15457 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15458 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15459 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15460 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15461 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15462 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15464 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15465 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15466 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15467 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15468 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15469 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15470 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15471 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15472 (thumb_legitimize_address): Delete.
15473 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15474 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15475 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15476 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15477 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15478 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15480 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15483 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15484 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15485 * config/m32r/m32r.c (m32r_legitimize_address): New.
15486 * config/m68k/m68k.c (m68k_legitimize_address): New.
15487 * config/score/score.c (score_legitimize_address): Standardize.
15488 * config/score/score3.c (score3_legitimize_address): Standardize.
15489 * config/score/score3.h (score3_legitimize_address): Adjust.
15490 * config/score/score7.c (score7_legitimize_address): Standardize.
15491 * config/score/score7.h (score7_legitimize_address): Adjust.
15492 * config/sh/sh.c (sh_legitimize_address): New.
15493 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15495 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15496 (s390_legitimize_address): ... this.
15497 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15498 (sparc_legitimize_address): ... this.
15499 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15500 (ix86_legitimize_address): ... this.
15501 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15502 (avr_legitimize_address): ... this.
15503 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15504 (mn10300_legitimize_address): ... this.
15505 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15506 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15507 (alpha_expand_mov): Adjust call.
15509 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15510 * config/spu/spu.c (spu_legitimize_address): Likewise.
15511 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15512 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15514 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15516 * intl.c (locale_encoding, locale_utf8): New.
15517 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15518 * intl.h (locale_encoding, locale_utf8): Declare.
15519 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15520 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15522 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15524 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15525 (pp_base_tree_identifier): Declare as function.
15526 (identifier_to_locale): Declare.
15527 * Makefile.in (pretty-print.o): Update dependencies.
15528 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15530 2009-05-04 Richard Guenther <rguenther@suse.de>
15532 PR middle-end/40015
15533 * builtins.c (fold_builtin_memory_op): Do not decay to element
15534 type if the size matches the whole array.
15536 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15538 * expmed.c (synth_mult): When trying out a shift, pass the result
15541 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15543 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15544 (shiftsub1_cost): New.
15545 (init_expmed): Compute shiftsub1_cost.
15546 (synth_mult): Optimize multiplications by constants of the form
15547 -(2^^m-1) for some constant positive integer m.
15549 2009-05-03 Richard Guenther <rguenther@suse.de>
15552 * c-typeck.c (array_to_pointer_conversion): Do not built
15553 ADDR_EXPRs of arrays of pointer-to-element type.
15554 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15555 up wrong ADDR_EXPRs after-the-fact.
15556 * c-common.c (strict_aliasing_warning): Strip pointer
15557 conversions for obtaining the original type.
15558 * builtins.c (fold_builtin_memset): Handle array types.
15559 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15562 2009-05-03 Richard Guenther <rguenther@suse.de>
15564 PR middle-end/23329
15565 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15566 Do not lose casts from array types with unknown extent to array
15567 types with known extent.
15568 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15569 alias set compatibility.
15571 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15573 * flags.h (extra_warnings): Delete.
15574 * toplev.c (process_options): Handle Wuninitialized here.
15575 * opts.c (extra_warnings): Delete.
15576 (set_Wextra): Delete.
15577 (common_handle_option): -Wextra can be handled automatically.
15578 * c-opts.c (c_common_handle_option): Delete obsolete code.
15579 (c_common_post_options): Simplify comment.
15580 * common.opt (W): Add Var.
15582 (Wuninitialized): Initialize to -1.
15584 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15585 Richard Guenther <rguenther@suse.de>
15587 * expr.c (get_def_for_expr): New function.
15588 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15589 SSA rather than trees.
15590 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15591 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15593 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15595 * c-common.c (reswords): Add _Imaginary.
15596 * c-common.c (enum rid): Add RID_IMAGINARY.
15598 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15600 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15601 Patch by Richard Guenther.
15603 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15605 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15606 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15607 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15608 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15609 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15610 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15611 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15612 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15613 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15614 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15615 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15616 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15617 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15618 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15619 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15620 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15621 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15622 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15624 2009-05-02 Richard Guenther <rguenther@suse.de>
15626 PR tree-optimization/39940
15627 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15630 2009-05-02 Richard Guenther <rguenther@suse.de>
15632 PR middle-end/40001
15633 * tree-ssa.c (execute_update_addresses_taken): Properly check
15634 if we can mark a variable DECL_GIMPLE_REG_P.
15635 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15636 back to the end of the function.
15637 (is_gimple_reg_type): Remove complex type special casing.
15638 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15641 2009-05-02 Ben Elliston <bje@au.ibm.com>
15643 * doc/collect2.texi (Collect2): Document search path behaviour
15644 when configured with --with-ld.
15646 2009-05-02 Jan Hubicka <jh@suse.cz>
15648 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15649 parameter; update callers.
15650 (coalesce_cost_edge): EH edges are costier because they needs
15651 splitting even if not critical and even more costier when there are
15652 multiple EH predecestors.
15654 2009-05-02 Jan Hubicka <jh@suse.cz>
15656 * except.c (remove_eh_handler_and_replace): Handle updating after
15657 removing TRY blocks.
15659 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15661 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15663 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15665 * varasm.c: Do not include c-pragma.h.
15666 * attribs.c: Do not incude c-common.h.
15668 2009-05-01 Michael Matz <matz@suse.de>
15670 * calls.c (initialize_argument_information): Handle SSA names like
15671 decls with a non MEM_P DECL_RTL.
15673 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15675 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15676 * ipa-utils.c: Likewise.
15677 * ipa-type-escape.c: Likewise.
15678 * cgraphunit.c Do not include c-common.h.
15679 * ipa-pure-const.c: Likewise.
15680 * tree-if-conv.c: Likewise.
15681 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15682 * ipa-struct-reorg.c: Likewise.
15683 * tree-nomudflap.c: Likewise.
15684 * tree-ssa-structalias.c: Likewise.
15686 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15688 * store-motion.c: Many cleanups to make this pass a first-class
15689 citizen instead of an appendix to gcse load motion. Add TODO list
15690 to make this pass faster/cleaner/better.
15692 (struct ls_expr): Post gcse.c-split cleanups.
15693 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15694 "stores" field to "avail_stores".
15695 (pre_ldst_mems): Rename to store_motion_mems.
15696 (pre_ldst_table): Rename to store_motion_mems_table.
15697 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15698 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15699 (ldst_entry): Rename to st_expr_entry, update users.
15700 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15701 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15702 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15704 (first_ls_expr): Rename to first_st_expr, update users.
15705 (next_ls_expr): Rename to next_st_expr, update users.
15706 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15707 fields properly for store motion instead of names inherited from load
15709 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15710 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15713 (ae_kill): Rename to st_kill, update users.
15714 (ae_gen): Rename to st_avloc, update users.
15715 (transp): Rename to st_transp, update users.
15716 (pre_insert_map): Rename to st_insert_map, update users.
15717 (pre_delete_map): Rename to st_delete_map, update users.
15718 (insert_store, build_store_vectors, free_store_memory,
15719 one_store_motion_pass): Update for abovementioned changes.
15721 (gcse_subst_count, gcse_create_count): Remove.
15722 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15723 and "n_stores_created", local variables.
15725 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15728 (regvec, compute_store_table_current_insn): Remove.
15729 (reg_set_info, reg_clear_last_set): Remove.
15730 (compute_store_table): Use DF caches instead of local dataflow
15733 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15735 * c-objc-common.c (c_tree_printer): Print identifiers with
15736 pp_identifier, not pp_string. Mark "({anonymous})" for
15738 * c-pretty-print.c (pp_c_ws_string): New.
15739 (pp_c_cv_qualifier, pp_c_type_specifier,
15740 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15741 pp_c_storage_class_specifier, pp_c_function_specifier,
15742 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15743 pp_c_primary_expression, pp_c_postfix_expression,
15744 pp_c_unary_expression, pp_c_shift_expression,
15745 pp_c_relational_expression, pp_c_equality_expression,
15746 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15747 use pp_string and pp_c_ws_string in place of pp_identifier and
15748 pp_c_identifier for non-identifiers. Mark English strings for
15750 * c-pretty-print.h (pp_c_ws_string): Declare.
15752 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15753 Roland McGrath <roland@redhat.com>
15755 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15756 (ENABLE_LD_BUILDID): New configuration option.
15757 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15758 (LINK_BUILDID_SPEC): New macro.
15759 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15761 * doc/install.texi: Document --enable-linker-build-id option.
15762 * configure: Rebuild.
15763 * config.in: Rebuild.
15765 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15767 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15768 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15769 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15770 MIPS_GP_SAVE_AREA_SIZE.
15771 * config/mips/mips.c (struct mips_frame_info): Update comment
15772 before arg_pointer_offset and hard_frame_pointer_offset.
15773 (mips_compute_frame_info): Update diagram before function: to
15774 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15775 indicate the position of frame_pointer_rtx with -fstack-protector and
15776 to show args_size. Don't allocate cprestore area for leaf functions
15777 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15779 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15781 2009-04-30 Michael Matz <matz@suse.de>
15783 PR tree-optimization/39955
15784 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15786 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15788 * ira.c (setup_cover_and_important_classes): Use safe macro
15789 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15791 * genpreds.c (write_tm_preds_h): Output suitable definition of
15792 REG_CLASS_FOR_CONSTRAINT.
15794 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15796 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15798 * bitmap.c (bitmap_descriptor): Likewise.
15799 * ggc-common.c (loc_descriptor): Likewise.
15800 * varray.c (varray_descriptor): Likewise.
15801 * vec.c (vec_descriptor): Likewise.
15803 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15805 * Makefile.in (dce.o): Add $(EXCEPT_H).
15806 * dce.c: Include except.h and delete redundant vector definitions.
15807 (deletable_insn_p): Return false for non-call insns that can throw
15810 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15812 * gcse.c (ae_gen): Remove.
15813 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15814 and make non-static function to make it available in store-motion.c.
15815 Update call sites with search-and-replace.
15816 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15817 extract_mentioned_regs, extract_mentioned_regs_helper,
15818 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15819 store_killed_in_insn, store_killed_after, store_killed_before,
15820 build_store_vectors, insert_insn_start_basic_block, insert-store,
15821 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15822 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15823 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15824 * store-motion.c: ...new file. Also copy data structures from gcse.c
15825 and clean up to remove parts not used by store motion.
15826 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15827 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15829 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15832 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15833 when optimizing for size.
15835 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15837 * gcse.c (gcse_constant_p): Fix typo in last change.
15839 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15841 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
15843 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
15845 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
15847 2009-04-29 James E. Wilson <wilson@codesourcery.com>
15849 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
15850 CONST_HIGH_PART result.
15852 2009-04-29 Anatoly Sokolov <aesok@post.ru>
15854 * config/avr/avr.c (initial_elimination_offset): Rename to
15855 avr_initial_elimination_offset.
15856 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15857 change return type to bool.
15858 (avr_can_eliminate): New function.
15859 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
15860 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15861 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15862 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15863 avr_initial_elimination_offset.
15864 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15865 (avr_initial_elimination_offset): Define.
15867 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
15868 Steven Bosscher <steven@gcc.gnu.org>
15870 PR rtl-optimization/39938
15871 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
15872 * cfgrtl.c: Include insn-attr.h.
15873 (rest_of_pass_free_cfg): New function.
15874 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
15875 * resource.c (init_resource_info): Remove call to df_analyze.
15877 2009-04-29 Richard Guenther <rguenther@suse.de>
15880 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
15881 allow conversion to signed integers.
15883 2009-04-29 Richard Guenther <rguenther@suse.de>
15885 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
15886 shifts of floating point vectors if the shift amount is
15887 a constant multiple of the element size.
15889 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
15890 Michael Matz <matz@suse.de>
15892 PR middle-end/39927
15894 * tree-outof-ssa.c (emit_partition_copy): New function.
15895 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15896 insert_part_to_rtx_on_edge): Perform the partition base var
15897 copy using emit_partition_copy.
15898 (insert_value_copy_on_edge): Convert constants to the right mode.
15899 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15900 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15902 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15904 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15905 scan backwards to try to find a constant to initialize it.
15907 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15908 insn before the loop_end instruction, don't look past labels.
15910 2009-04-29 Richard Guenther <rguenther@suse.de>
15912 PR middle-end/39937
15913 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15914 loose type conversions.
15915 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15916 stmts only if there are no uses of its definition.
15918 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15920 * config/bfin/bfin.h (splitting_loops): Declare.
15921 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15922 Reorder bit definitions to be ascending.
15923 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15924 * config/bfin/bfin.c (splitting_loops): New variable.
15925 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15926 (struct loop_info): Remove members INIT and LOOP_INIT.
15927 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15928 the LSETUP sequence. Allow LC to be loaded from any register, but
15929 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15930 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15932 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15933 of reload_completed.
15936 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15938 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15940 * Makefile.in (PLUGIN_VERSION_H): New.
15941 (OBJS-common): Remove plugin-version.o.
15942 (plugin.o): Depend on (PLUGIN_VERSION_H).
15943 (plugin-version.o): Remove.
15944 * configure: Regenerate
15945 * configure.ac: Create plugin-version.h.
15946 * gcc-plugin.h (plugin_gcc_version): Remove.
15947 (plugin_default_version_check): Change signature.
15948 * plugin-version.c: Remove.
15949 * plugin.c: Include plugin-version.h.
15950 (str_plugin_gcc_version_name): Remove.
15951 (try_init_one_plugin): Pass gcc version to plugin_init.
15952 (plugin_default_version_check): Both gcc and plugin versions are now
15955 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15957 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15958 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15959 Remove special case testing for last insn of inner loops. Don't fail
15960 if the loop ends with a jump, emit an extra nop instead.
15962 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15963 DREGS rather than comparing directly. Remove code that tries to
15964 account for latencies.
15966 2009-04-29 Richard Guenther <rguenther@suse.de>
15968 PR tree-optimization/39941
15969 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15970 eliminating an indirect call.
15972 2009-04-29 Richard Guenther <rguenther@suse.de>
15974 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15975 parameter. Allow invariants as base if !require_lvalue.
15976 (verify_gimple_assign_single): Adjust.
15978 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15980 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15981 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15982 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15983 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15984 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15986 * config/bfin/bfin.c (bfin_expand_builtin,
15987 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15989 2009-04-28 Richard Guenther <rguenther@suse.de>
15991 * tree-vect-loop.c (get_initial_def_for_induction): Use
15992 correct types for pointer increment.
15994 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15996 * toplev.c (print_version): Update GMP version string calculation.
15998 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16000 PR rtl-optimization/39938
16001 * resource.c (init_resource_info): Add call to df_analyze.
16003 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16005 * config/alpha/alpha.md (usegp): Cast the result of
16006 alpha_find_lo_sum_using_gp to enum attr_usegp.
16007 * config/alpha/alpha.c (override_options): Remove end-of-structure
16008 marker element from cpu_table. Use array size of cpu_table to handle
16009 -mcpu and -mtune options.
16010 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16012 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16014 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16015 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16016 tune_32 and tune_64.
16017 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16018 support on PowerPC.
16019 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16020 * config/rs6000/option-defaults.h: ... here. New file.
16021 (OPT_64, OPT_32): Define.
16022 (MASK_64BIT): Define to 0 if not already defined.
16023 (OPT_ARCH64, OPT_ARCH32): Define.
16024 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16027 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16029 * config/arm/arm.c (arm_override_options): Emit error on using
16032 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16034 PR rtl-optimization/39914
16035 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16036 registers for allocnos created from user-defined variables only
16037 when not optimizing.
16039 2009-04-28 Richard Guenther <rguenther@suse.de>
16041 PR middle-end/39937
16042 * fold-const.c (fold_binary): Use distribute_real_division only
16045 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16047 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16048 add hpux-stdint.h to tm_file.
16049 (hppa[12]*-*-hpux11*): Ditto.
16050 (ia64*-*-hpux*): Ditto.
16051 * config/hpux-stdint.h: New.
16052 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16053 __STDC_EXT__ for all compiles.
16054 * config/pa/pa-hpux.h: Ditto.
16055 * config/pa/pa-hpux10.h: Ditto.
16056 * config/pa/pa-hpux11.h: Ditto.
16058 2009-04-28 Catherine Moore <clm@codesourcery.com>
16060 * debug.h (set_name): Add comment.
16062 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16065 * config/darwin.c (machopic_gen_offset): Check
16066 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16067 * config/arm/arm.c (require_pic_register): Likewise.
16069 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16071 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16072 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16073 m32c_promote_prototypes): Delete.
16075 2009-04-28 Michael Matz <matz@suse.de>
16077 PR middle-end/39922
16078 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16081 2009-04-28 Richard Guenther <rguenther@suse.de>
16083 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16085 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16087 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16088 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16089 * config/arm/arm-tune.md: Regenerate.
16091 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16093 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16094 block if there are complex incoming edges.
16095 (sel_merge_blocks): Remove useless assert.
16096 (sel_redirect_edge_and_branch): Check that edge was redirected.
16097 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16098 (sel_find_rgns): Delete declaration.
16099 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16100 the region when it is not a preheader.
16102 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16105 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16107 2009-04-28 Richard Guenther <rguenther@suse.de>
16109 * tree.h (SSA_NAME_VALUE): Remove.
16110 (struct tree_ssa_name): Remove value_handle member.
16111 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16112 array for jump threading.
16113 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16115 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16116 * tree-flow.h (threadedge_initialize_values): Declare.
16117 (threadedge_finalize_values): Likewise.
16118 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16119 (SSA_NAME_VALUE): Define.
16120 (threadedge_initialize_values): New function.
16121 (threadedge_finalize_values): Likewise.
16122 * tree-ssa-dom.c (ssa_name_values): New global variable.
16123 (SSA_NAME_VALUE): Define.
16124 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16126 2009-04-28 Ira Rosen <irar@il.ibm.com>
16128 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16129 Use REPORT_VECTORIZED_LOCATIONS instead
16130 REPORT_VECTORIZED_LOOPS.
16131 * tree-vectorizer.c (vect_verbosity_level): Make static.
16132 (vect_loop_location): Rename to vect_location.
16133 (vect_set_verbosity_level): Update comment.
16134 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16136 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16137 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16138 instead REPORT_UNVECTORIZED_LOOPS.
16139 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16140 and vect_loop_def to vect_external_def and vect_internal_def.
16141 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16142 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16143 REPORT_UNVECTORIZED_LOCATIONS.
16144 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16145 and vect_used_in_loop and to vect_unused_in_scope and
16146 vect_used_in_scope.
16147 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16148 (vect_verbosity_level): Remove declaration.
16149 (vect_analyze_operations): Likewise.
16150 (vect_analyze_stmt): Declare.
16151 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16152 REPORT_UNVECTORIZED_LOCATIONS.
16153 (vect_get_loop_niters): Fix indentation.
16154 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16155 (vect_analyze_loop_operations): New function.
16156 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16157 vect_analyze_operations.
16158 (vect_is_simple_reduction): Use new names.
16159 (vectorizable_live_operation, vect_transform_loop): Likewise.
16160 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16161 to specify whether the data references can be a part of interleaving
16163 (vect_analyze_data_ref_dependence): Use new names.
16164 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16165 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16166 * tree-vect-patterns.c (widened_name_p): Use new names.
16167 (vect_recog_dot_prod_pattern): Likewise.
16168 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16169 (process_use, vect_mark_stmts_to_be_vectorized,
16170 vect_model_simple_cost, vect_model_store_cost,
16171 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16172 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16173 vectorizable_operation, vectorizable_type_demotion,
16174 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16175 vectorizable_condition): Likewise.
16176 (vect_analyze_operations): Split into vect_analyze_loop_operations
16178 (vect_analyze_stmt): ... new function.
16179 (new_stmt_vec_info): Use new names.
16180 (vect_is_simple_use): Use new names and fix comment.
16181 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16182 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16184 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16187 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16188 and integer modes for x87 operands. Do not ICE for unsupported size,
16189 generate error instead. Generate error for unsupported operand types.
16190 ['z']: Do not handle HImode memory operands specially. Warning
16191 for floating-point operands. Fallthru to 'Z' for unsupported operand
16192 types. Do not ICE for unsupported size, generate error instead.
16193 (output_387_binary_op): Use %Z to output operands.
16194 (output_fp_compare): Ditto.
16195 (output_387_reg_move): Ditto.
16197 2009-04-28 Ben Elliston <bje@au.ibm.com>
16202 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16204 * builtins.c (c_strlen): Do not warn here.
16205 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16206 * c-common.c (pointer_int_sum): Take an explicit location.
16207 Warn about offsets out of bounds.
16208 * c-common.h (pointer_int_sum): Adjust declaration.
16210 2009-04-27 Ian Lance Taylor <iant@google.com>
16212 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16214 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16215 * df-core.c (df_set_flags): Change return type to int. Change
16216 type of old_flags to int.
16217 (df_clear_flags): Likewise.
16218 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16219 (df_get_conditional_uses): Likewise.
16220 * df.h (df_set_flags, df_clear_flags): Update declarations.
16221 * dwarf2out.c (struct indirect_string_node): Change type of form
16222 field to enum dwarf_form.
16223 (AT_string_form): Change return type to enum dwarf_form.
16224 * fixed-value.c (fixed_compare): Add cast to enum type.
16225 * fwprop.c (update_df): Change 0 to VOIDmode.
16226 * gensupport.c: Change 0 to UNKNOWN.
16227 * gimple.h (gimple_cond_code): Add cast to enum type.
16228 * haifa-sched.c (reemit_notes): Add cast to enum type.
16229 * hooks.c (hook_int_void_no_regs): Remove function.
16230 * hooks.h (hook_int_void_no_regs): Remove declaration.
16231 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16232 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16233 * real.c (real_arithmetic): Add cast to enum type.
16234 (real_compare): Likewise.
16235 * target.h (struct gcc_target): Change return type of
16236 branch_target_register_class to enum reg_class.
16237 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16238 default_branch_target_register_class.
16239 * targhooks.c (default_branch_target_register_class): New function.
16240 * targhooks.h (default_branch_target_register_class): Declare.
16241 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16242 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16244 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16246 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16247 vect_uninitialized_def. Change 0 to ERROR_MARK.
16248 * tree-vect-stmts.c (supportable_widening_operation): Don't
16249 initialize icode1 and icode2.
16250 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16251 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16253 (cmn_err_flag_specs): Change 0 to STD_C89.
16254 (cmn_err_char_table): Likewise.
16255 * config/arm/arm.c (get_arm_condition_code): Change type of code
16256 to enum arm_cond_code.
16257 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16258 (IWMMXT_BUILTIN2): Likewise.
16259 (neon_builtin_type_bits): Don't define typedef.
16260 (neon_builtin_datum): Change type of bits field to int.
16261 (arm_expand_neon_args): Add cast to enum type.
16262 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16264 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16265 casts to enum type.
16266 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16268 * config/mips/mips.md (jal_macro): Return enum constant.
16269 (single_insn): Likewise.
16270 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16272 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16273 casts to enum type.
16274 * config/s390/s390.c (s390_tune_flags): Change type to int.
16275 (s390_arch_flags): Likewise.
16276 (s390_handle_arch_option): Change flags field of struct pta to int.
16277 * config/s390/s390.h (s390_tune_flags): Update declaration.
16278 (s390_arch_flags): Likewise.
16279 * config/sh/sh.c (prepare_move_operands): Compare
16280 tls_symbolic_operand result with enum constant.
16281 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16282 (sh_expand_prologue): Add cast to enum type.
16283 (sh_expand_epilogue): Likewise.
16284 (tls_symbolic_operand): Change return type to enum tls_model.
16285 (fpscr_set_from_mem): Add cast to enum type.
16286 (legitimize_pic_address): Compare tls_symbolic_operand result with
16288 (sh_target_reg_class): Change return type to enum reg_class.
16289 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16291 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16292 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16293 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16294 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16295 (delayed_branch, tls_call_delay): Likewise.
16296 (eligible_for_sibcall_delay): Likewise.
16297 (eligible_for_return_delay): Likewise.
16298 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16299 (spu_expand_builtin_1): Likewise.
16301 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16302 for all types of conversions.
16303 (output_init_element): Issue -Wc++-compat warning if needed when
16304 initializing a bitfield with enum type.
16305 * c-parser.c (c_parser_expression): Set original_type to
16306 original_type of right hand operand of comma operator.
16308 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16310 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16312 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16313 * doc/cpp.texi (Standard Predefined Macros)
16314 (Implementation-defined behavior): Likewise.
16315 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16316 * doc/gimple.texi (GIMPLE Exception Handling)
16317 (@code{GIMPLE_ASSIGN}): Likewise.
16318 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16319 * doc/invoke.texi (Warning Options, Optimize Options)
16320 (AVR Options, Darwin Options): Likewise.
16321 (Optimize Options): Reformulate -fwhole-program description.
16322 * doc/loop.texi (Lambda): Likewise.
16323 * doc/md.texi (Output Template, Define Constraints)
16324 (Standard Names, Insn Splitting): Likewise.
16325 * doc/options.texi (Option properties): Likewise.
16326 * doc/passes.texi (Tree-SSA passes): Likewise.
16327 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16328 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16329 (File Names and DBX): Likewise.
16330 * doc/trouble.texi (Incompatibilities): Likewise.
16332 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16334 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16335 instruction is correct.
16337 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16339 Allow non-constant arguments to conversion intrinsics.
16340 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16341 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16342 * spu.c (print_operand): Handle 'v' and 'w'.
16343 (exp2_immediate_p, spu_gen_exp2): Define.
16344 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16345 spu_convtf_1): Update parameter descriptions.
16346 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16347 * constraints.md ('v', 'w'): New.
16348 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16350 (i2f, I2F): New define_mode_attr.
16351 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16352 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16353 fixuns_truncv4sfv4si2): Update to use mode attribute.
16354 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16355 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16356 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16357 patterns for combine.
16359 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16361 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16362 (cprop, hoist, pre, store_motion): New debug counters.
16363 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16364 is not an RTL pass anymore.
16365 (pass_profiling): Remove extern decl for pass removed in 2005.
16366 (pass_gcse, pass_jump_bypass): Remove.
16367 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16368 to 0 for clean state.
16369 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16370 * cse.c (gate_handle_cse_after_global_opts,
16371 rest_of_handle_cse_after_global_opts): New functions.
16372 (pass_cse_after_global_opts): New pass, does local CSE.
16373 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16374 (TV_CPROP): New timevar.
16375 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16376 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16377 (gcse_main, recompute_all_luids): Remove.
16378 (compute_hash_table_work): Call max_reg_num instead of reading
16380 (cprop_jump): Don't set run_jump_opt_after_gcse.
16381 (constprop_register): Always allow to alter jumps.
16382 (cprop_insn): Likewise.
16383 (do_local_cprop): Likewise.
16384 (local_cprop_pass): Likewise. Return non-zero if something changed.
16385 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16386 (find_implicit_sets): Add note about missed optimization opportunity.
16387 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16388 pass_rtl_cprop execute function.
16389 Don't bother tracking the pass number, each pass gets its own dumpfile
16391 Always allow to alter jumpsand bypass jumps.
16392 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16393 will just find no suitable set.
16394 (pre_edge_insert): Fix dumping, this function is for PRE only.
16395 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16396 pass_rtl_pre execute function.
16397 (hoist_code): Return non-zero if something changed. Keep track of
16398 substitutions and insertions for statistics gathering similar to PRE.
16399 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16400 called from the pass_rtl_hoist execute function. Show pass statistics.
16401 (compute_store_table): Use max_reg_num directly instead of using the
16402 formerly global max_gcse_regno.
16403 (build_store_vectors): Likewise.
16404 (replace_store_insn): Fix dumping.
16405 (store_motion): Rename to ...
16406 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16407 pass, called from the pass_rtl_store_motion execute function. Keep
16408 track of substitutions and insertions for statistics gathering similar
16410 (bypass_jumps): Remove, fold interesting bits into ...
16411 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16412 from the pass_rtl_cprop execute function.
16413 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16414 pass_jump_bypass): Remove.
16415 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16416 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16417 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16418 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16419 (gate_rtl_store_motion, execute_rtl_store_motion,
16420 pass_rtl_store_motion): New.
16421 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16422 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16423 * passes.c (init_optimization_passes): Remove pass_gcse and
16424 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16425 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16426 instead of pass_jump_bypass.
16428 2009-04-27 Richard Guenther <rguenther@suse.de>
16430 PR middle-end/39928
16431 * gimplify.c (gimplify_expr): If we are required to create
16432 a temporary make sure it ends up as register.
16434 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16437 * config/i386/i386.c (construct_container): Don't call
16438 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16439 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16441 2009-04-27 Michael Matz <matz@suse.de>
16443 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16444 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16445 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16446 (dump_replaceable_exprs): Take a bitmap.
16447 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16449 (expand_gimple_basic_block): Likewise.
16450 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16451 replaceable_expressions member a bitmap.
16452 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16453 (mark_replaceable): Likewise.
16454 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16455 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16457 2009-04-27 Richard Guenther <rguenther@suse.de>
16459 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16460 (verify_stmts): Dispatch to gimple/type verification code.
16461 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16462 issue with call argument types.
16464 2009-04-27 Michael Matz <matz@suse.de>
16466 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16467 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16470 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16471 Eric Botcazou <ebotcazou@adacore.com>
16473 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16474 a label's basic block.
16475 (mark_target_live_regs): Tidy and rework obsolete comments.
16476 Change back DF problem to LIVE. If a label starts a basic block,
16477 assume that all registers that used to be live then still are.
16478 (init_resource_info): If a label starts a basic block, set its
16479 BLOCK_FOR_INSN accordingly.
16480 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16482 2009-04-27 Richard Guenther <rguenther@suse.de>
16484 * tree-flow-inline.h (function_ann): Remove.
16485 (get_function_ann): Likewise.
16486 * tree-dfa.c (create_function_ann): Remove.
16487 * tree-flow.h (struct static_var_ann_d): Remove.
16488 (struct function_ann_d): Likewise.
16489 (union tree_ann_d): Remove fdecl member.
16490 (function_ann_t): Remove.
16491 (function_ann, get_function_ann, create_function_ann): Remove
16494 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16496 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16498 2009-04-27 Jan Hubicka <jh@suse.cz>
16500 * ipa-pure-const.c (struct funct_state_d): New fields
16501 state_previously_known, looping_previously_known; remove
16502 state_set_in_source.
16503 (analyze_function): Use new fields.
16504 (propagate): Avoid assumption that state_set_in_source imply
16507 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16508 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16509 * cfgloop.h (finite_loop_p): Declare.
16511 2009-04-26 Michael Matz <matz@suse.de>
16513 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16515 2009-04-26 Michael Matz <matz@suse.de>
16517 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16518 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16519 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16520 pass_mark_used_blocks): Remove.
16521 * tree-optimize.c (pass_free_datastructures,
16522 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16523 * passes.c (init_optimization_passes): Don't call
16524 pass_mark_used_blocks, remove dead code.
16526 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16528 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16529 * tree-ssa-live.h (register_ssa_partition): Likewise.
16531 2009-04-26 Michael Matz <matz@suse.de>
16534 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16535 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16536 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16538 (compare_pairs): Swap cost comparison.
16539 (coalesce_ssa_name): Don't use change_partition_var.
16540 * tree-nrv.c (struct nrv_data): Add modified member.
16541 (finalize_nrv_r): Set it.
16542 (tree_nrv): Use it to update statements.
16543 (pass_nrv): Require PROP_ssa.
16544 * tree-mudflap.c (mf_decl_cache_locals,
16545 mf_build_check_statement_for): Use make_rename_temp.
16546 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16547 * alias.c (find_base_decl): Handle SSA names.
16548 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16549 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16550 * rtl.h (set_reg_attrs_for_parm): Declare.
16551 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16552 to "optimized", remove unused locals at finish.
16553 (execute_free_datastructures): Make global, call
16554 delete_tree_cfg_annotations.
16555 (execute_free_cfg_annotations): Don't call
16556 delete_tree_cfg_annotations.
16558 * ssaexpand.h: New file.
16559 * expr.c (toplevel): Include ssaexpand.h.
16560 (expand_assignment): Handle SSA names the same as register variables.
16561 (expand_expr_real_1): Expand SSA names.
16562 * cfgexpand.c (toplevel): Include ssaexpand.h.
16563 (SA): New global variable.
16564 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16565 (SSAVAR): New macro.
16566 (set_rtl): New helper function.
16567 (add_stack_var): Deal with SSA names, use set_rtl.
16568 (expand_one_stack_var_at): Likewise.
16569 (expand_one_stack_var): Deal with SSA names.
16570 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16571 before unique numbers.
16572 (expand_stack_vars): Use set_rtl.
16573 (expand_one_var): Accept SSA names, add asserts for them, feed them
16574 to above subroutines.
16575 (expand_used_vars): Expand all partitions (without default defs),
16576 then only the local decls (ignoring those expanded already).
16577 (expand_gimple_cond): Remove edges when jumpif() expands an
16578 unconditional jump.
16579 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16580 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16582 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16583 members of SA; deal with PARM_DECL partitions here; expand
16584 all PHI nodes, free tree datastructures and SA. Commit instructions
16585 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16586 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16587 info and statements at start, collect garbage at finish.
16588 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16589 (VAR_ANN_PARTITION) Remove.
16590 (change_partition_var): Don't declare.
16591 (partition_to_var): Always return SSA names.
16592 (var_to_partition): Only accept SSA names.
16593 (register_ssa_partition): Only check argument.
16594 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16596 (delete_var_map): Don't free it.
16597 (var_union): Only accept SSA names, simplify.
16598 (partition_view_init): Mark only useful SSA names as used.
16599 (partition_view_fini): Only deal with SSA names.
16600 (change_partition_var): Remove.
16601 (dump_var_map): Use ssa_name instead of partition_to_var member.
16602 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16604 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16605 (struct _elim_graph): New member const_dests; nodes member vector of
16607 (set_location_for_edge): New static helper.
16608 (create_temp): Remove.
16609 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16610 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16611 (new_elim_graph): Allocate const_dests member.
16612 (clean_elim_graph): Truncate const_dests member.
16613 (delete_elim_graph): Free const_dests member.
16614 (elim_graph_size): Adapt to new type of nodes member.
16615 (elim_graph_add_node): Likewise.
16616 (eliminate_name): Likewise.
16617 (eliminate_build): Don't take basic block argument, deal only with
16618 partition numbers, not variables.
16619 (get_temp_reg): New static helper.
16620 (elim_create): Use it, deal with RTL temporaries instead of trees.
16621 (eliminate_phi): Adjust all calls to new signature.
16622 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16623 (rewrite_trees): Only do checking.
16624 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16625 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16626 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16627 contains_tree_r, MAX_STMTS_IN_LATCH,
16628 process_single_block_loop_latch, analyze_edges_for_bb,
16629 perform_edge_inserts): Remove.
16630 (expand_phi_nodes): New global function.
16631 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16632 functions, initialize new parameter, remember partitions having a
16634 (finish_out_of_ssa): New global function.
16635 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16636 don't reset in_ssa_p here, don't disable TER when mudflap.
16637 (pass_del_ssa): Remove.
16638 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16640 (execute_free_datastructures): Declare.
16641 * Makefile.in (SSAEXPAND_H): New variable.
16642 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16643 * basic-block.h (commit_one_edge_insertion): Declare.
16644 * passes.c (init_optimization_passes): Move pass_nrv and
16645 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16646 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16647 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16648 (redirect_branch_edge): Deal with super block when expanding, split
16649 out jump patching itself into ...
16650 (patch_jump_insn): ... here, new static helper.
16652 2009-04-26 Michael Matz <matz@suse.de>
16654 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16655 beyond num_ssa_names.
16656 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16657 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16659 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16661 PR inline-asm/39543
16662 * fwprop.c (forward_propagate_asm): New function.
16663 (forward_propagate_and_simplify): Propagate also into __asm, if it
16664 doesn't increase the number of referenced registers.
16667 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16669 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16671 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16672 note_nonlocal_vla_type for nonlocal VLAs.
16673 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16674 contains_remapped_vars, remap_vla_decls): New functions.
16675 (convert_nonlocal_reference_stmt): If not optimizing, call
16676 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16677 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16678 if it wasn't found in var_map.
16679 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16680 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16681 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16683 * gimplify.c (nonlocal_vlas): New variable.
16684 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16686 (gimplify_body): Create and destroy nonlocal_vlas.
16688 * dwarf2out.c (loc_descr_plus_const): New function.
16689 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16690 mem_loc_descriptor, loc_descriptor_from_tree_1,
16691 descr_info_loc, gen_variable_die): Use it.
16693 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16694 !TREE_STATIC VAR_DECLs.
16695 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16696 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16697 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16698 DECL_BY_REFERENCE is valid.
16699 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16700 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16701 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16702 Copy DECL_BY_REFERENCE.
16703 (struct nesting_copy_body_data): New type.
16704 (nesting_copy_decl): New function.
16705 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16706 if they have variable length.
16708 2009-04-26 Michael Matz <matz@suse.de>
16710 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16711 mark new temporaries for renaming.
16713 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16716 * c-decl.c (global_bindings_p): Return negative value.
16717 (c_variable_size): New. Based on variable_size from
16719 (grokdeclarator): Call c_variable_size not variable_size.
16721 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16723 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16725 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16727 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16728 Redefine it to just use mingw/include.
16729 (ASM_SPEC): Rules for -m32 and -m64.
16730 (LINK_SPEC): Use Likewise.
16731 (SPEC_32): New define.
16732 (SPEC_64): Likewise.
16733 (SUB_LINK_SPEC): Likewise.
16734 (MULTILIB_DEFAULTS): New define.
16735 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16736 Add multilib options.
16737 (MULTILIB_DIRNAMES): Likewise.
16738 (MULTILIB_OSDIRNAMES): Likewise.
16739 (LIBGCC): Likewise.
16740 (INSTALL_LIBGCC): Likewise.
16742 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16745 * c-tree.h (enum c_inline_static_type): New.
16746 (record_inline_static): Declare.
16747 * c-decl.c (struct c_inline_static, c_inline_statics,
16748 record_inline_static, check_inline_statics): New.
16749 (pop_file_scope): Call check_inline_statics.
16750 (start_decl): Call record_inline_static instead of pedwarning
16751 directly for static in inline function.
16752 * c-typeck.c (build_external_ref): Call record_inline_static
16753 instead of pedwarning directly for static referenced in inline
16756 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16758 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16759 not new but only being rescanned.
16760 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16761 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16762 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16763 record_set_info, compute_set, grealloc): Remove.
16764 (recompute_all_luids): New function.
16765 (gcse_main): Don't compute sets, and don't do related memory
16766 allocations/free-ing. If something changed before the end of the
16767 pass, update LUIDs using recompute_all_luids.
16768 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16769 (free_gcse_mem): Don't free it either.
16770 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16771 Use the df insn LUIDs.
16772 (load_killed_in_block): Likewise.
16773 (compute_hash_table_work): Don't compute reg_set_in_block.
16774 (compute_transp): Use DF_REG_DEF_CHAINs.
16775 (local_cprop_pass): Don't use compute_sets and related functions.
16776 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16777 Use get_max_uid() instead of max_cuid.
16778 (insert_insn_end_basic_block, pre_insert_copy_insn,
16779 update_ld_motion_stores): Don't try to
16780 keep reg_set tables up to date.
16781 (pre_insert_copies): Use df insn LUIDs.
16782 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16783 (reg_set_info): Don't use extra bitmap argument.
16784 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16785 information to compute regs_set_in_block.
16786 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16787 (bypass_jumps): Don't use compute_sets and friends.
16789 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16792 * opts.c (undocumented_msg): Do not leave blank even with
16795 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16797 * c-decl.c (build_enumerator): Allow values folding to integer
16798 constants but not integer constant expressions with a pedwarn if
16801 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16804 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16805 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16806 type is an integer constant.
16808 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16811 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16814 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16817 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16818 with variably modified return type and no storage class
16819 specifiers, except for the case of nested functions. Distinguish
16820 extern declarations of functions with variably modified return
16821 types from those of objects with variably modified types.
16823 2009-04-25 Jan Hubicka <jh@suse.cz>
16825 * tree.c (list_equal_p): New function.
16826 * tree.h (list_equal_p): Declare.
16827 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16828 basic_block_def, basic_block, const_basic_block): New.
16829 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16830 (redirect_eh_edge): New function.
16831 (make_eh_edge_update_phi): EH edges are not abnormal.
16832 * except.c: Include tree-flow.h.
16833 (list_match): New function.
16834 (eh_region_replaceable_by_p): New function.
16835 (replace_region): New function.
16836 (hash_type_list): New function.
16837 (hash_eh_region): New function.
16838 (eh_regions_equal_p): New function.
16839 (merge_peers): New function.
16840 (remove_unreachable_regions): Verify EH tree when checking;
16842 (copy_eh_region_1): New function.
16843 (copy_eh_region): New function.
16844 (push_reachable_handler): New function.
16845 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
16846 regions without label but with live RESX.
16847 * except.h (redirect_eh_edge_to_label): New.
16848 * tree-flow.h (redirect_eh_edge): New.
16849 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16850 basic_block_def, basic_block, const_basic_block): Remove.
16851 * Makefile.in (except.o): Add dependency on tree-flow.h
16852 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
16853 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
16856 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
16859 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
16860 on the destination of memcpy.
16862 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16864 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16865 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16866 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
16868 2009-04-25 Jan Hubicka <jh@suse.cz>
16870 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
16871 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
16872 to be reached by different label than left.
16873 (update_eh_edges): Update comment; remove edge_to_remove if possible
16874 and return true if suceeded.
16875 (cleanup_empty_eh): Accept sharing map; handle shared regions.
16876 (cleanup_eh): Compute sharing map.
16877 * except.c (remove_eh_handler_and_replace): Add argument if we should
16879 (remove_unreachable_regions): Update for label sharing.
16880 (label_to_region_map): Likewise.
16881 (get_next_region_sharing_label): New function.
16882 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
16884 (remove_eh_handler): Update.
16885 (remove_eh_region_and_replace_by_outer_of): New function.
16886 * except.h (struct eh_region): Add next_region_sharing_label.
16887 (remove_eh_region_and_replace_by_outer_of,
16888 get_next_region_sharing_label): Declare.
16889 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
16891 2009-04-25 Jan Hubicka <jh@suse.cz>
16893 * tree-cfg.c (split_critical_edges): Split also edges where we can't
16894 insert code even if they are not critical.
16896 2009-04-25 Jan Hubicka <jh@suse.cz>
16898 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16899 (gimple_can_remove_branch_p): EH edges won't remove branch by
16901 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16902 updating of non-abnormal EH edges.
16903 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16904 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16905 (split_critical_edges): Split also edges where emitting code on them
16906 will lead to splitting later.
16908 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16909 H.J. Lu <hongjiu.lu@intel.com>
16912 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16913 the configured assembler supports fildq and fistpq mnemonics.
16914 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16915 * configure: Regenerated.
16916 * config.in: Ditto.
16918 * config/i386/i386.c (print_operand): Handle 'Z'.
16919 ['z']: Remove handling of special fild/fist suffixes.
16920 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16921 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16922 suffix of fild insn.
16923 (*floatsi<mode>2_vector_mixed): Ditto.
16924 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16925 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16926 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16927 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16928 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16930 2009-04-25 Ben Elliston <bje@au.ibm.com>
16932 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16933 the source of a set operation.
16935 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16937 * target.h (struct gcc_target): Add case_values_threshold field.
16938 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16939 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16940 * targhooks.c (default_case_values_threshold): New function.
16941 * targhooks.h (default_case_values_threshold): Declare function.
16942 * stmt.c (expand_case): Use case_values_threshold target hook.
16943 * expr.h (case_values_threshold): Remove declartation.
16944 * expr.c (case_values_threshold): Remove function.
16945 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16947 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16948 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16949 (avr_case_values_threshold): Declare as static.
16950 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16952 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16953 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16954 (mn10300_case_values_threshold): New function.
16956 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16958 * ira.c (setup_cover_and_important_classes): Add enum cast.
16960 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16962 * genpreds.c (write_enum_constraint_num): Output definition of
16963 CONSTRAINT_NUM_DEFINED_P macro.
16964 * ira.c (setup_cover_and_important_classes): Use
16965 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16967 2009-04-24 DJ Delorie <dj@redhat.com>
16969 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16970 __SH2A_SINGLE_ONLY__ also.
16972 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16974 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16975 (movdf_internal): Ditto.
16976 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16977 SFmode and DFmode constants.
16978 (ia64_print_operand): Add 'G' format for printing
16979 floating point constants.
16981 2009-04-24 Richard Guenther <rguenther@suse.de>
16983 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16984 from unsigned additions.
16986 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16988 * c-typeck.c (set_init_index): Allow array designators that are
16989 not integer constant expressions with a pedwarn if pedantic.
16991 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16993 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16994 zero if no overlap in nonzero bits between the operands.
16996 2009-04-24 Ian Lance Taylor <iant@google.com>
16998 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16999 (record_dead_and_set_regs): Likewise.
17000 * df.h (struct df_mw_hardreg): Change flags field to int.
17001 (struct df_base_ref): Likewise.
17002 (struct df): Change changeable_flags field to int.
17003 * df-scan.c (df_defs_record): Change clobber_flags to int.
17004 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17005 constants rather than #define macros.
17006 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17007 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17008 (enum dwarf_calling_convention): Likewise.
17009 (enum dwarf_line_number_x_ops): Likewise.
17010 (enum dwarf_call_frame_info): Likewise.
17011 (enum dwarf_source_language): Likewise.
17012 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17013 (add_calling_convention_attribute): Likewise.
17014 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17015 (combine_comparisons): Change compcode to int. Add cast to enum type.
17016 * genrecog.c (maybe_both_true_2): Change c to int.
17017 (write_switch): Likewise. Add cast to enum type.
17018 * gimplify.c (gimplify_omp_for): Handle return values from
17019 gimplify_expr using MIN rather than bitwise or.
17020 (gimplify_expr): Add cast to enum type.
17021 * ipa-prop.c (update_jump_functions_after_inlining): Change
17022 IPA_BOTTOM to IPA_JF_UNKNOWN.
17023 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17024 Add casts to enum type.
17025 (setup_cover_and_important_classes): Change cl to int. Add casts
17027 (setup_class_translate): Change cl and mode to int.
17028 (ira_init_once): Change mode to int.
17029 (free_register_move_costs): Likewise.
17030 (setup_prohibited_mode_move_regs): Add casts to enum type.
17031 * langhooks.c (add_builtin_function_common): Rework assertion that
17032 value fits bitfield.
17033 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17034 * omega.c (omega_do_elimination): Avoid math on enum types.
17035 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17036 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17037 int local to handle integral_argment value.
17038 * regmove.c (try_auto_increment): Change PUT_MODE to
17040 * reload.c (push_secondary_reload): Add casts to enum type.
17041 (secondary_reload_class, find_valid_class): Likewise.
17042 * reload1.c (emit_input_reload_insns): Likewise.
17043 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17044 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17045 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17047 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17048 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17050 (expand_complex_libcall): Add casts to enum type.
17051 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17052 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17053 with ERROR_MARK, not NUM_TREE_CODES.
17054 (vect_create_epilog_for_reduction): Likewise.
17055 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17056 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17057 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17059 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17060 vect_unused_in_loop. Change 0 to loop_vect.
17061 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17062 * var-tracking.c (get_init_value): Change return type to enum
17064 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17065 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17067 (arm_override_options): Add casts to enum type.
17068 (arm_emit_tls_decoration): Likewise.
17069 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17071 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17072 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17073 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17075 * config/s390/s390.c (code_for_builtin_64): Change to array of
17077 (code_for_builtin_31): Likewise.
17078 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17080 * config/sparc/sparc.c (sparc_override_options): Change value
17081 field in struct code_model to enum cmodel. In initializer change
17082 0 to NULL and add cast to enum type.
17084 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17085 Change all callers. Issue a -Wc++-compat warning using
17086 lhs_origtype if necessary.
17087 (convert_for_assignment): Issue -Wc++-compat warnings about
17088 invalid conversions to enum type on assignment.
17089 * c-common.h (build_modify_expr): Update declaration.
17091 2009-04-24 Nick Clifton <nickc@redhat.com>
17093 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17094 (function_arg_advance): Likewise.
17095 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17098 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17100 * config/s390/constraints.md ('I', 'J'): Fix condition.
17102 2009-04-24 Diego Novillo <dnovillo@google.com>
17104 * gengtype-parse.c (parse_error): Add newline after message.
17106 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17108 * config/i386/sse.md (avxmodesuffixs): Removed.
17109 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17110 (*avx_pinsr<ssevecsize>): This.
17112 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17114 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17115 follow chains of regs with a single definition, and allow expressions
17116 that are function_invariant_p.
17117 (simple_rhs_p): Allow expressions that are function_invariant_p.
17119 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17121 PR middle-end/39867
17122 * fold-const.c (fold_cond_expr_with_comparison): When folding
17123 > and >= to MAX, make sure the MAX uses the same type as the
17124 comparison's operands.
17126 2009-04-24 Nick Clifton <nickc@redhat.com>
17128 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17129 addressing for DImode accesses.
17130 (frv_print_operand_address): Handle PLUS case.
17131 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17133 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17135 PR rtl-optimization/39794
17136 * alias.c (canon_true_dependence): Add x_addr argument.
17137 * rtl.h (canon_true_dependence): Adjust prototype.
17138 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17139 * cselib.c (cselib_invalidate_mem): Likewise.
17140 * gcse.c (compute_transp): Likewise.
17141 * dse.c (scan_reads_nospill): Likewise.
17142 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17143 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17144 canon_base_addr of the group, plus optional offset.
17145 (struct group_info): Rename canon_base_mem to
17147 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17148 canon_rtx of base_mem.
17150 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17152 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17153 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17155 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17157 * config/spu/spu-builtins.h: Delete file.
17159 * config/spu/spu.h (enum spu_builtin_type): Move here from
17161 (struct spu_builtin_description): Likewise. Add GTY marker.
17162 Do not use enum spu_function_code or enum insn_code.
17163 (spu_builtins): Add extern declaration.
17165 * config/spu/spu.c: Do not include "spu-builtins.h".
17166 (enum spu_function_code, enum spu_builtin_type_index,
17167 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17168 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17169 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17170 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17171 (spu_builtin_types): Make static. Add GTY marker.
17172 (spu_builtins): Add extern declaration with GTY marker.
17173 Include "gt-spu.h".
17175 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17176 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17177 Check programmatically whether all parameters are scalar.
17179 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17181 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17183 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17184 assignment from the constructor either if the target is volatile.
17186 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17188 * config/arm/arm.md (insv): Do not share operands[0].
17190 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17192 * config/vxlib-tls.c (active_tls_threads): Delete.
17193 (delete_hook_installed): New.
17194 (tls_delete_hook): Don't delete the delete hook.
17195 (tls_destructor): Delete it here.
17196 (__gthread_set_specific): Adjust installing the delete hook.
17197 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17198 __gthread_leave_tsd_dtor_context.
17200 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17202 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17204 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17206 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17208 (alpha_rtx_costs): Ditto.
17209 (emit_unlikely_jump): Use add_reg_note.
17210 (emit_frame_store_1): Ditto.
17211 (alpha_expand_prologue): Ditto.
17212 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17213 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17215 2009-04-23 Nick Clifton <nickc@redhat.com>
17217 * config/v850/v850.md (epilogue): Remove suppressed code.
17218 (return): Rename to return_simple and remove test of frame size.
17219 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17220 to gen_return_simple.
17222 2009-04-22 Jing Yu <jingyu@google.com>
17225 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17227 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17230 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17231 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17232 value is a VECTOR_CST, the element type is the element type of the
17235 2009-04-22 DJ Delorie <dj@redhat.com>
17237 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17239 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17241 * alias.c (find_base_term): Move around LO_SUM case, so that
17242 CONST falls through into PLUS/MINUS handling.
17245 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17246 into 0, use omit_one_operand.
17248 2009-04-23 Ben Elliston <bje@au.ibm.com>
17250 * config/rs6000/linux-unwind.h (get_regs): Remove type
17251 puns. Change the type of `pc' to an array of unsigned ints and
17252 update all users. Constify frame24.
17254 2009-04-22 DJ Delorie <dj@redhat.com>
17256 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17257 declarations before code.
17258 (current_function_special_page_vector): Likewise.
17259 (m32c_expand_insv): Silence a warning.
17261 2009-04-21 Taras Glek <tglek@mozilla.com>
17263 * alias.c: Update GTY annotations to new syntax.
17264 * basic-block.h: Likewise.
17265 * bitmap.h: Likewise.
17266 * c-common.h: Likewise.
17267 * c-decl.c: Likewise.
17268 * c-parser.c: Likewise.
17269 * c-pragma.c: Likewise.
17270 * c-tree.h: Likewise.
17271 * cfgloop.h: Likewise.
17272 * cgraph.h: Likewise.
17273 * config/alpha/alpha.c: Likewise.
17274 * config/arm/arm.h: Likewise.
17275 * config/avr/avr.h: Likewise.
17276 * config/bfin/bfin.c: Likewise.
17277 * config/cris/cris.c: Likewise.
17278 * config/darwin.c: Likewise.
17279 * config/frv/frv.c: Likewise.
17280 * config/i386/i386.c: Likewise.
17281 * config/i386/i386.h: Likewise.
17282 * config/i386/winnt.c: Likewise.
17283 * config/ia64/ia64.h: Likewise.
17284 * config/iq2000/iq2000.c: Likewise.
17285 * config/mips/mips.c: Likewise.
17286 * config/mmix/mmix.h: Likewise.
17287 * config/pa/pa.c: Likewise.
17288 * config/pa/pa.h: Likewise.
17289 * config/rs6000/rs6000.c: Likewise.
17290 * config/s390/s390.c: Likewise.
17291 * config/sparc/sparc.c: Likewise.
17292 * config/xtensa/xtensa.c: Likewise.
17293 * cselib.h: Likewise.
17294 * dbxout.c: Likewise.
17295 * dwarf2out.c: Likewise.
17296 * except.c: Likewise.
17297 * except.h: Likewise.
17298 * fixed-value.h: Likewise.
17299 * function.c: Likewise.
17300 * function.h: Likewise.
17301 * gimple.h: Likewise.
17302 * integrate.c: Likewise.
17303 * optabs.c: Likewise.
17304 * output.h: Likewise.
17305 * real.h: Likewise.
17307 * stringpool.c: Likewise.
17308 * tree-data-ref.c: Likewise.
17309 * tree-flow.h: Likewise.
17310 * tree-scalar-evolution.c: Likewise.
17311 * tree-ssa-address.c: Likewise.
17312 * tree-ssa-alias.h: Likewise.
17313 * tree-ssa-operands.h: Likewise.
17314 * tree.c: Likewise.
17315 * tree.h: Likewise.
17316 * varasm.c: Likewise.
17317 * varray.h: Likewise.
17319 * coretypes.h: Do not define GTY macro if it is already defined.
17320 * doc/gty.texi: Update GTY documentation to new syntax.
17321 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17322 annotations on structs.
17323 * gengtype-parse.c: Likewise.
17325 2009-04-22 Mark Heffernan <meheff@google.com>
17327 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17329 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17331 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17334 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17336 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17337 the same as a PLUS without a shift. Increase the cost of a
17340 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17342 * Makefile.in: Update dependencies.
17343 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17344 * errors.h: Remove bogus comment about compatibility.
17345 (warning): Update declaration.
17346 * genautomata.c: Update all calls to warning.
17347 * gimple.c: Do not include errors.h. Include toplev.h.
17348 * tree-ssa-structalias.c: Do not include errors.h.
17349 * omega.c: Likewise.
17350 * tree-ssa-reassoc.c: Likewise.
17351 * config/spu/spu-c.c: Likewise.
17352 * config/spu/t-spu-elf: Update dependencies.
17354 2009-04-22 Richard Guenther <rguenther@suse.de>
17356 PR tree-optimization/39824
17357 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17358 make sure the types are compatible.
17360 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17363 * c-common.c (c_parse_error): Take a token_flags parameter.
17364 Use token_type for the token type instead.
17365 Pass token_flags to cpp_type2name.
17366 * c-common.h (c_parse_error): Update declaration.
17367 * c-parser.c (c_parser_error): Pass 0 as token flags.
17369 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17371 PR rtl-optimization/39580
17372 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17374 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17376 * function.c (expand_function_end): Do not emit a jump to the "naked"
17377 return label for fall-through returns.
17378 * except.c (sjlj_emit_function_exit): Always place the call to the
17379 unregister function at the location installed by expand_function_end.
17381 2009-04-22 Richard Guenther <rguenther@suse.de>
17383 PR tree-optimization/39845
17384 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17385 (gen_inbound_check): Likewise.
17387 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17389 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17391 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17392 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17394 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17396 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17397 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17398 shift counts to avoid out-of-bounds array accesses.
17400 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17402 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17403 (Pmode): Move above.
17405 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17407 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17408 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17409 GET_CODE macro. Use IN_RANGE macro where appropriate.
17410 * config/alpha/alpha.h: Ditto.
17411 * config/alpha/alpha.md: Ditto.
17412 * config/alpha/constraints.md: Ditto.
17413 * config/alpha/predicates.md: Ditto.
17415 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17417 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17418 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17419 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17420 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17421 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17422 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17423 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17424 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17425 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17426 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17427 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17428 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17429 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17430 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17431 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17432 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17433 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17434 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17435 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17436 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17437 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17438 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17439 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17440 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17441 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17442 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17443 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17445 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17447 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17448 references from comments.
17449 * cfgbuild.c: (count_basic_blocks): Delete.
17450 (find_basic_blocks_1): Delete.
17451 (find_basic_blocks): Delete.
17452 * except.c (finish_eh_generation): Make static. Move comment from
17453 except.h here. Remove find_basic_blocks references from comments.
17454 * except.h (finish_eh_generation): Delete.
17455 * basic-block.h (find_basic_blocks): Delete.
17456 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17458 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17460 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17461 (sdbout_parms): Likewise.
17463 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17465 * config/sh/sh.c (prepare_cbranch_operands): Use
17466 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17467 (expand_cbranchdi4): Likewise.
17468 (from_compare): Add cast to enum type.
17469 (expand_cbranchsi4): Use add_reg_note.
17470 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17471 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17472 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17473 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17474 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17475 instead of CODE_FOR_nothing.
17476 (cbranchdi4): Likewise. Fix the order of arguments for
17478 (push_fpscr): Use add_reg_note.
17479 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17480 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17482 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17484 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17485 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17486 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17487 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17488 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17489 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17490 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17491 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17492 config/alpha/x-vms, config/arc/t-arc,
17493 config/arm/README-interworking, config/arm/arm-c.c,
17494 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17495 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17496 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17497 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17498 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17499 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17500 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17501 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17502 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17503 config/cris/t-elfmulti, config/crx/t-crx,
17504 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17505 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17506 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17507 config/h8300/t-h8300, config/i386/athlon.md,
17508 config/i386/darwin-libgcc.10.4.ver,
17509 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17510 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17511 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17512 config/i386/t-linux64, config/i386/t-nwld,
17513 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17514 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17515 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17516 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17517 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17518 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17519 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17520 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17521 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17522 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17523 config/m68k/t-uclinux, config/mcore/t-mcore,
17524 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17525 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17526 config/mips/crtn.asm, config/mips/irix-crti.asm,
17527 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17528 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17529 config/mips/mips-fixed.md, config/mips/sb1.md,
17530 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17531 config/mips/t-iris6, config/mips/t-isa3264,
17532 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17533 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17534 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17535 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17536 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17537 config/mn10300/t-linux, config/mn10300/t-mn10300,
17538 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17539 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17540 config/picochip/libgccExtras/clzsi2.asm,
17541 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17542 config/rs6000/darwin-libgcc.10.4.ver,
17543 config/rs6000/darwin-libgcc.10.5.ver,
17544 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17545 config/rs6000/t-aix43, config/rs6000/t-aix52,
17546 config/rs6000/t-darwin, config/rs6000/t-fprules,
17547 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17548 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17549 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17550 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17551 config/rs6000/t-rtems, config/rs6000/t-spe,
17552 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17553 config/score/t-score-elf, config/sh/divcost-analysis,
17554 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17555 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17556 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17557 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17558 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17559 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17560 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17561 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17562 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17563 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17564 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17565 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17566 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17567 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17568 * config/h8300/genmova.sh: Include copyright and license notices
17569 in generated output.
17570 * config/h8300/mova.md: Regenerate.
17571 * doc/install.texi2html: Include word "Copyright" in copyright
17572 notice and use name "Free Software Foundation, Inc.".
17573 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17574 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17575 ChangeLog-2007, ChangeLog-2008: Correct dates.
17577 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17579 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17580 NE_EXPR operations as well.
17581 * c-parser.c (c_parser_condition): Do not set location information on
17583 (c_parser_conditional_expression): Likewise.
17584 (c_parser_binary_expression): Set location information on operators.
17585 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17586 TRUTH_NOT_EXPR has been folded.
17587 * fold-const.c (fold_truth_not_expr): Copy location information from
17588 the incoming expression to the outgoing one.
17589 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17590 recursive calls on the LHS of the operator but pass that of the
17591 operator to recursive calls on the RHS of the operator. Set it
17593 (shortcut_cond_expr): Set the locus of the operator on the second
17594 COND_EXPR and that of the expression on the first in degenerate cases.
17595 Pass the locus of the expression to calls to shortcut_cond_r.
17596 Set the locus of the 'then' block on the associated jump, if any.
17597 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17598 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17599 expression to call to gimplify_boolean_expr.
17601 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17603 * config.gcc: Add additional configuration for
17604 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17605 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17606 (CPP_SPEC): Redefine for allowing -municode option.
17607 (STARTFILE_SPEC): Likewise.
17608 * config/i386/t-mingw-w64: New.
17609 * config/i386/mingw-w64.opt: New.
17610 (municode): Add new target option.
17611 * doc/invoke.texi (municode): Add documentation for new option.
17613 2009-04-21 Ian Lance Taylor <iant@google.com>
17615 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17616 Correct test for number of arguments.
17617 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17619 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17621 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17622 argument of emit_library_call.
17624 2009-04-21 Richard Guenther <rguenther@suse.de>
17626 PR middle-end/39829
17627 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17628 inside VIEW_CONVERT_EXPRs.
17630 2009-04-21 Martin Jambor <mjambor@suse.cz>
17632 * tree-switch-conversion.c (build_constructors): Split a long line.
17633 (constructor_contains_same_values_p): New function.
17634 (build_one_array): Create assigns of constants if possible, do not
17635 call mark_sym_for_renaming, call update_stmt.
17636 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17637 make_rename_temp. Do not call mark_symbols_for_renaming, call
17639 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17640 find_new_referenced_vars, call update_stmt.
17641 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17642 instead of calling make_rename_temp. Do not call
17643 find_new_referenced_vars or mark_symbols_for_renaming, call
17646 2009-04-21 Richard Guenther <rguenther@suse.de>
17648 PR tree-optimization/39827
17649 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17650 (tree_ssa_phiprop): Pass the correct array size.
17652 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17654 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17656 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17659 * c-typeck.c (lvalue_p): Move declaration ...
17660 * c-common.h (lvalue_p): ... to here.
17661 * c-common.c (candidate_equal_p): New.
17662 (add_tlist): Use it.
17663 (merge_tlist): Use it.
17664 (warn_for_collisions_1): Likewise.
17665 (warning_candidate_p): Accept more candidates.
17666 (verify_tree): A warning candidate can be an expression. Use
17669 2009-04-21 Ben Elliston <bje@au.ibm.com>
17672 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17673 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17674 options. Remove -mcall-solaris documentation.
17676 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17679 * doc/invoke.texi (-Wlong-long): Update description.
17680 * c-lex (interpret_integer): Only warn if there was no previous
17681 overflow and -Wlong-long is enabled.
17682 * c-decl.c (declspecs_add_type): Drop redundant flags.
17683 * c.opt (Wlong-long): Init to -1.
17684 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17685 and front-end warn_long_long. Wlong-long only depends on other
17686 flags if it is uninitialized.
17687 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17688 the same for CPP and FE.
17689 (restore_extension_diagnostics): Likewise.
17691 2009-04-20 Ian Lance Taylor <iant@google.com>
17693 Fix enum conversions which are invalid in C++:
17694 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17695 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17696 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17697 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17698 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17699 (dbxout_parms): Likewise.
17700 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17701 (df_clear_flags): Likewise.
17702 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17703 top_flag parameter to int.
17704 (df_chain_create_bb_process_use): Likewise.
17705 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17707 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17708 (df_ref_create_structure, df_def_record_1): Likewise.
17709 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17710 (df_notes_rescan): Change 0 to VOIDmode in function call.
17711 (df_get_call_refs, df_insn_refs_collect): Likewise.
17712 (df_bb_regs_collect): Likewise.
17713 (df_entry_block_defs_collect): Likewise.
17714 (df_exit_block_uses_collect): Likewise.
17715 * df.h: Update declarations.
17716 * double-int.c (double_int_divmod): Add cast to enum type.
17717 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17718 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17719 (based_loc_descr): Likewise.
17720 (loc_descriptor_from_tree_1): Change first_op and second_op to
17721 enum dwarf_location_atom. Add cast to enum type.
17722 * expmed.c (init_expmed): Change 0 to SET in function call.
17723 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17724 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17725 (do_store_flag): Likewise.
17726 * fixed-value.h (struct fixed_value): Change mode to enum
17728 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17729 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17731 (insert_insn_decl, insert_decl, insert_state): Likewise.
17732 (automata_list_finish): Likewise.
17733 * genrecog.c (process_define_predicate): Add cast to enum type.
17734 * gensupport.c (init_predicate_table): Add cast to enum type.
17735 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17737 (gimple_build_call_1, gimple_build_label): Likewise.
17738 (gimple_build_goto, gimple_build_asm_1): Likewise.
17739 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17740 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17741 (enum fallback): Rename from enum fallback_t.
17742 (fallback_t): Typedef as int.
17743 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17744 GSI_SAME_STMT in function call.
17745 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17747 (setup_reg_class_relations): Likewise.
17748 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17749 (setup_prohibited_class_mode_regs): Add cast to enum type.
17750 (setup_prohibited_mode_move_regs): Likewise.
17751 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17752 (record_address_regs): Change i to enum reg_class.
17753 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17754 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17755 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17756 (GET_MODE_2XWIDER_MODE): Likewise.
17757 (GET_CLASS_NARROWEST_MODE): Likewise.
17758 * omp-low.c (expand_omp_for): Add cast to enum type.
17759 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17760 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17761 * postreload.c (reload_cse_simplify_operands): Change rclass local
17763 * predict.c (combine_predictions_for_insn): Change best_predictor
17764 and predictor to enum br_predictor.
17765 (combine_predictions_for_bb): Likewise.
17766 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17767 use SET_PREDICT_EXPR_OUTCOME.
17768 * real.c (real_arithmetic): Change icode to code in function call.
17769 * reginfo.c (init_move_cost): Add casts to enum type.
17770 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17771 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17773 * reload.c (find_valid_class): Add casts to enum type.
17774 (push_reload): Change 0 to NO_REGS in function call.
17775 (find_reloads): Change this_alternative to array of enum
17776 reg_class. Remove some now-unnecessary casts.
17777 (make_memloc): Change 0 to VOIDmode in function call.
17778 * reload1.c (reload): Change 0 to VOIDmode in function call.
17779 (eliminate_regs_1, elimination_effects): Likewise.
17780 (eliminate_regs_in_insn): Likewise.
17781 (emit_input_reload_insns): Add cast to enum type.
17782 (delete_output_reload): Change 0 to VOIDmode in function call.
17783 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17784 to enum type in function call.
17785 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17786 (SET_PREDICT_EXPR_OUTCOME): Define.
17787 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17788 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17789 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17790 (dump_function): Likewise.
17791 * tree-dump.h: Update declarations.
17792 * tree-pass.h: Update declarations.
17793 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17794 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17796 (arm_rtx_costs_1): Correct parenthesization.
17797 (arm_rtx_costs): Add casts to enum type.
17798 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17799 (vfp_emit_fstmd): Use add_rg_note.
17800 (emit_multi_reg_push, emit_sfm): Likewise.
17801 (thumb_set_frame_pointer): Likewise.
17802 (arm_expand_prologue): Likewise.
17803 (arm_regno_class): Change return type to enum reg_class.
17804 (thumb1_expand_prologue): Use add_reg_note.
17805 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17806 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17808 * config/arm/gentune.sh: Add cast to enum type.
17809 * config/arm/arm-tune.md: Rebuild.
17810 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17811 (ix86_split_fp_branch, predict_jump): Likewise.
17812 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17813 insn_code to enum rtx_code.
17814 (ix86_builtin_vectorized_function): Add cast to enum type.
17815 * config/i386/i386.md (truncdfsf2): Change slot to enum
17817 (truncxf<mode>2, isinf<mode>2): Likewise.
17818 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17820 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17821 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17822 (insert_bundle_state): Change 1 to INSERT in function call.
17823 (ia64_add_bundle_selector_before): Likewise.
17824 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17825 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17826 (restore_stack_nonlocal): Likewise.
17827 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17829 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17831 (mips_rtx_costs): Likewise.
17832 (mips_override_options): Add casts to enum type.
17833 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17835 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17836 (store_reg, set_reg_plus_d): Likewise.
17837 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17838 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17840 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
17842 (emit_unlikely_jump): Use add_reg_note.
17843 (rs6000_emit_allocate_stack): Likewise.
17844 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
17845 (output_toc): Change 1 to INSERT in function call.
17846 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
17847 (rs6000_initialize_trampoline): Likewise.
17848 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
17850 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
17851 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
17852 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
17853 (save_gprs): Use add_reg_note.
17854 (s390_emit_prologue): Likewise.
17855 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17856 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
17857 (sparc_fold_builtin): Add cast to enum type.
17858 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
17860 (spu_expand_prologue): Use add_reg_note.
17861 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17863 2009-04-20 Ian Lance Taylor <iant@google.com>
17865 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17866 (c_parser_postfix_expression_after_primary): Get VEC for list of
17867 arguments. Get original types of arguments. Call
17868 build_function_call_vec.
17869 (cached_expr_list_1, cached_expr_list_2): New static variables.
17870 (c_parser_expr_list): Change return type to VEC *. Add
17871 p_orig_types parameter. Change all callers.
17872 (c_parser_release_expr): New static function.
17873 (c_parser_vec_to_tree_list): New static function.
17874 * c-typeck.c (build_function_call): Rewrite to build a VEC and
17875 call build_function_call_vec.
17876 (build_function_call_vec): New function, based on old
17877 build_function_call.
17878 (convert_arguments): Remove nargs and argarray parameters. Change
17879 values to a VEC. Add origtypes parameter.
17880 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
17881 (convert_for_assignment): Add origtype parameter. Change all
17882 callers. If warn_cxx_compat, check for conversion to an enum
17883 type when calling a function.
17884 (store_init_value): Add origtype parameter. Change all callers.
17885 (digest_init): Likewise.
17886 (struct init_node): Add origtype field.
17887 (add_pending_init): Add origtype parameter. Change all callers.
17888 (output_init_element): Likewise.
17889 (output_pending_init_elements): Pass origtype from init_node to
17890 output_init_element.
17891 (process_init_element): Pass origtype from c_expr to
17892 output_init_element.
17893 (c_finish_return): Add origtype parameter. Change all callers.
17894 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17896 (sync_resolve_params): Likewise.
17897 (sync_resolve_return): Change params to first_param. Change caller.
17898 (resolve_overloaded_builtins): Change params to VEC *. Change
17899 callers. Save first parameter around call to build_function_call_vec.
17900 * c-decl.c (finish_decl): Add origtype parameter. Change all
17901 callers. Call build_function_call_vec rather than
17902 build_function_call for cleanup.
17903 * c-tree.h: Update declarations.
17904 * c-common.h: Update declarations.
17905 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17906 params to first_param.
17907 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17908 params parameter from tree to void *.
17909 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17910 Change arglist parameter to have type void *, and to be a pointer
17912 * config/rs6000/rs6000-protos.h
17913 (altivec_resolve_overloaded_builtin): Update declaration.
17914 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17915 fnargs parameter to have type void *, and to be a pointer to a
17916 VEC. Call build_function_call_vec instead of
17917 build_function_call.
17918 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17920 2009-04-20 Joey Ye <joey.ye@intel.com>
17921 Xuepeng Guo <xuepeng.guo@intel.com>
17922 H.J. Lu <hongjiu.lu@intel.com>
17924 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17926 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17927 (IX86_LEA_PRIORITY): Likewise.
17928 (distance_non_agu_define): New function.
17929 (distance_agu_use): Likewise.
17930 (ix86_lea_for_add_ok): Likewise.
17931 (ix86_dep_by_shift_count): Likewise.
17933 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17934 should split for LEA.
17936 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17938 (ix86_dep_by_shift_count): Likewise.
17940 2009-04-20 Richard Guenther <rguenther@suse.de>
17942 * expr.c (handled_component_p): Move ...
17943 * tree.h (handled_component_p): ... here.
17944 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17945 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17946 and REALPART_EXPR to be in one group.
17948 2009-04-20 Richard Guenther <rguenther@suse.de>
17950 * basic-block.h (get_all_dominated_blocks): Declare.
17951 * dominance.c (get_all_dominated_blocks): New function.
17952 * tree-cfg.c (get_all_dominated_blocks): Remove.
17953 (remove_edge_and_dominated_blocks): Adjust.
17954 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17955 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17956 instead of recursing.
17958 2009-04-20 Doug Kwan <dougkwan@google.com>
17960 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17961 (struct cgraph_node_set_def): New type.
17962 (cgraph_node_set) New type. Also declare vector functions.
17963 (struct cgraph_node_set_element_def): New type.
17964 (cgraph_node_set_element): Ditto.
17965 (cgraph_node_set_iterator): New iterator type.
17966 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17967 cgraph_node_set_remove, dump_cgraph_node_set,
17968 debug_cgraph_node_set): New prototypes.
17969 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17970 cgraph_node_set_size): New inlines.
17971 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17972 including cgraph.h.
17973 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17974 argument to function 'write_summary'.
17975 * ipa.c: Include ggc.h.
17976 (hash_cgraph_node_set_element,
17977 eq_cgraph_node_set_element, cgraph_node_set_new,
17978 cgraph_node_set_add, cgraph_node_set_remove,
17979 cgraph_node_set_find, dump_cgraph_node_set,
17980 debug_cgraph_node_set): New functions.
17981 * Makefile.in (ipa.o): Add dependency on GGC_H.
17983 2009-04-20 Ira Rosen <irar@il.ibm.com>
17985 PR tree-optimization/39675
17986 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17987 check of the return code of vect_schedule_slp. Check that
17988 stmt_vec_info still exists for the statement, before checking its
17989 vectorization type.
17991 2009-04-20 Michael Matz <matz@suse.de>
17993 * Makefile.in (generated_files): Take out $(simple_generated_c).
17995 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17997 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17998 (UINTPTR_TYPE): Likewise.
18000 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18003 * c-typeck.c (digest_init): Check for initializing an array with a
18006 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18009 * c-semantics.c (pop_stmt_list): Propagate
18010 STATEMENT_LIST_HAS_LABEL to parent statement list.
18012 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18014 * config/mips/mips.h (mips_tune_attr): New macro.
18015 * config/mips/mips.md (cpu): Use it.
18017 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18020 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18023 2009-04-19 Diego Novillo <dnovillo@google.com>
18025 * toplev.c (compile_file): Move call to coverage_finish ...
18026 * cgraphunit.c (ipa_passes): ... here.
18027 Call cgraph_process_new_functions.
18028 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18029 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18031 2009-04-19 Jan Hubicka <jh@suse.cz>
18033 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18035 (dump_cgraph_node): Dump can throw external flag.
18036 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18038 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18042 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18043 * common.opt (Wlogical-op): Move from here...
18044 * c.opt (Wlogical-op): ... to here.
18045 * c-typeck.c (parser_build_binary_op): Update call to
18046 warn_logical_operator.
18047 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18049 * c-common.c (warn_logical_op): Update.
18050 * c-common.h (warn_logical_op): Update declaration.
18052 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18054 * tree.c (protected_set_expr_location): Fix formatting.
18056 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18059 * c-typeck.c (readonly_warning): new.
18060 (build_unary_op, build_modify_expr): Use readonly_warning for
18061 storing into something readonly but not const-qualified.
18063 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18066 * c-typeck.c (build_unary_op): Check for taking address of
18067 expression of type void.
18069 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18072 * c-typeck.c (build_function_call): Check for calling a function
18073 with qualified void return types. Call require_complete_type when
18076 2009-04-18 Jan Hubicka <jh@suse.cz>
18078 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18080 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18081 can_throw_external flag.
18082 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18083 * ipa-pure-const.c (ignore_edge): New function.
18084 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18085 only over can_throw_external edges.
18086 (local_pure_const): Add nothrow flag.
18087 * ipa-utils.c (searchc): Add ignore_edge callback.
18088 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18089 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18090 (set_nothrow_function_flags): Update cgraph.
18091 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18093 2009-04-18 Richard Guenther <rguenther@suse.de>
18095 PR middle-end/39804
18096 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18097 (fold_stmt): ... this and ...
18098 (fold_stmt_inplace): ... this.
18099 (fold_stmt_1): Fold references in calls and asms.
18100 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18102 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18104 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18105 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18107 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18109 * tree.c (function_args_count): Remove.
18110 * tree.h: Remove the prototype for function_args_count.
18112 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18114 * tree-iterator.c (expr_only): Remove.
18115 * tree.h: Remove the prototype for expr_only.
18117 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18119 * reginfo.c (cannot_change_mode_set_regs): Remove.
18120 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18122 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18124 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18125 whether operands 0 and 1 overlaps.
18127 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18129 PR middle-end/36902
18130 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18131 pointer. Use warning_at instead of warning.
18132 (search_for_addr_array): Likewise.
18133 (check_array_bounds): Likewise.
18134 (check_all_array_refs): Check that the incoming edge is not in the
18135 list of edges to be removed.
18136 (check_all_array_refs): Avoid the temporal pointer.
18137 (vrp_visit_cond_stmt): Fix typo.
18138 (simplify_switch_using_ranges): Handle the case where the switch
18139 index is an integer constant.
18141 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18143 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18145 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18147 * doc/extend.texi, doc/invoke.texi: Fix typos.
18149 2009-04-17 Cary Coutant <ccoutant@google.com>
18151 * tree-flow-inline.h (get_lineno): Fix inverted test.
18153 2009-04-17 Diego Novillo <dnovillo@google.com>
18155 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18156 assertion for AVAIL_OUT.
18158 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18161 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18162 * config/sh/linux-atomic.asm: Likewise.
18164 2009-04-17 Diego Novillo <dnovillo@google.com>
18166 * except.c (debug_eh_tree): New.
18167 (struct eh_region, struct eh_status): Move ...
18168 * except.h: ... here.
18169 (add_type_for_runtime): Declare extern.
18170 (lookup_type_for_runtime): Likewise.
18171 (debug_eh_tree): Declare.
18172 * Makefile.in (GTFILES): List except.h before except.c
18174 2009-04-17 Diego Novillo <dnovillo@google.com>
18176 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18177 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18178 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18179 (find_vars_r): ... here.
18180 * tree-flow.h (find_referenced_vars_in): Declare.
18181 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18182 that AVAIL_OUT exists for BLOCK.
18183 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18184 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18185 (tree-parloops.o): Likewise.
18187 2009-04-17 Simon Baldwin <simonb@google.com>
18189 * toplev.c (default_tree_printer): Add handling for %E format.
18191 2009-04-17 Diego Novillo <dnovillo@google.com>
18193 * tree-pretty-print.c (dump_generic_node): Add break after
18194 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18195 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18196 FUNCTION_TYPE together. Call print_struct_decl when printing
18197 structures and TDF_SLIM is not given.
18198 (print_struct_decl): Fix logic for detecting recursion.
18200 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18203 * gcc.c (create_at_file): New.
18204 (compile_input_file_p): New.
18205 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18206 * main.c (main): Update call to toplev_main.
18207 * toplev.c (toplev_main): Change signature. Call expandargv.
18208 * toplev.h (toplev_main): Change signature.
18210 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18212 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18213 if the latter is not constant.
18215 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18217 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18219 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18221 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18222 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18224 2009-04-17 Richard Guenther <rguenther@suse.de>
18226 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18227 Handle component references view-converting an invariant address.
18229 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18231 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18232 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18233 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18234 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18235 Use @deftypevr rather than @deftypevar.
18237 2009-04-17 Richard Guenther <rguenther@suse.de>
18239 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18240 (get_prop_source_stmt): Likewise.
18241 (can_propagate_from): Likewise.
18243 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18245 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18246 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18247 (--with-multilib-list): Add default value.
18248 * configure: Regenerate.
18249 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18250 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18251 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18252 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18253 Don't add default cpu to multilib list unnecessarily, but do enable
18254 the relevant compiler option..
18255 Add support for --with-multilib-list=<blank> and
18256 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18257 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18258 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18259 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18260 TM_MULTILIB_CONFIG.
18261 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18262 (MULTILIB_OSDIRNAMES): New variable.
18263 * config/sh/t-1e: Delete file.
18264 * config/sh/t-mlib-sh1: Delete file.
18265 * config/sh/t-mlib-sh2: Delete file.
18266 * config/sh/t-mlib-sh2a: Delete file.
18267 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18268 * config/sh/t-mlib-sh2a-single: Delete file.
18269 * config/sh/t-mlib-sh2a-single-only: Delete file.
18270 * config/sh/t-mlib-sh2e: Delete file.
18271 * config/sh/t-mlib-sh3e: Delete file.
18272 * config/sh/t-mlib-sh4: Delete file.
18273 * config/sh/t-mlib-sh4-nofpu: Delete file.
18274 * config/sh/t-mlib-sh4-single: Delete file.
18275 * config/sh/t-mlib-sh4-single-only: Delete file.
18276 * config/sh/t-mlib-sh4a: Delete file.
18277 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18278 * config/sh/t-mlib-sh4a-single: Delete file.
18279 * config/sh/t-mlib-sh4a-single-only: Delete file.
18280 * config/sh/t-mlib-sh4al: Delete file.
18281 * config/sh/t-mlib-sh5-32media: Delete file.
18282 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18283 * config/sh/t-mlib-sh5-64media: Delete file.
18284 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18285 * config/sh/t-mlib-sh5-compact: Delete file.
18286 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18287 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18288 * doc/install.texi (Options specification): Add
18289 --with-multilib-list and --with-endian.
18291 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18293 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18295 (OBJS-common): Add plugin-version.o.
18296 (plugin-version.o): New.
18297 * gcc-plugin.h (plugin_gcc_version): New.
18298 (plugin_default_version_check): New.
18299 (plugin_init_func, plugin_init): Add version argument.
18300 * plugin-version.c: New.
18301 * plugin.c (str_plugin_gcc_version_name): New.
18302 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18303 pass it to the init function.
18304 (plugin_default_version_check): New.
18306 2009-04-17 Richard Guenther <rguenther@suse.de>
18308 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18309 for decl-vs-decl disambiguation.
18311 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18313 * config/s390/s390.h (s390_tune_attr): New macro definition.
18314 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18316 2009-04-17 Richard Guenther <rguenther@suse.de>
18318 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18319 (fold_stmt_r): Likewise.
18320 (maybe_fold_reference): New function.
18321 (fold_gimple_assign): Handle cases fold_stmt_r did.
18322 (fold_stmt): Do not use fold_stmt_r.
18323 (fold_stmt_inplace): Likewise.
18325 2009-04-17 Richard Guenther <rguenther@suse.de>
18327 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18328 (record_equivalences_from_stmt): Remove useless checks and
18330 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18331 the type is already suitable.
18333 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18335 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18337 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18339 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18340 (CMPtype): Define as __gcc_CMPtype.
18342 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18344 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18345 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18347 2009-04-17 Richard Guenther <rguenther@suse.de>
18349 PR tree-optimization/39746
18350 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18351 special-casing for builtins and static variable use/def.
18352 (call_may_clobber_ref_p_1): Likewise.
18354 2009-04-16 Ian Lance Taylor <iant@google.com>
18356 * df.h: Include "timevar.h".
18357 (struct df_problem): Change tv_id field to timevar_id_t.
18358 * tree-pass.h: Include "timevar.h".
18359 (struct opt_pass): Change tv_id field to timevar_id_t.
18360 * timevar.h (timevar_id_t): Define TV_NONE.
18361 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18362 TV_NONE rather than tv_id != 0.
18363 (execute_one_pass): Likewise.
18364 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18365 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18366 dependencies to $(TREE_PASS_H).
18367 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18369 (pass_branch_target_load_optimize2): Likewise.
18370 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18371 (pass_outof_cfg_layout_mode): Likewise.
18372 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18373 (pass_rebuild_cgraph_edges): Likewise.
18374 (pass_remove_cgraph_callee_edges): Likewise.
18375 * df-core.c (pass_df_initialize_opt): Likewise.
18376 (pass_df_initialize_no_opt): Likewise.
18377 (pass_df_finish): Likewise.
18378 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18379 * except.c (pass_set_nothrow_function_flags): Likewise.
18380 (pass_convert_to_eh_region_ranges): Likewise.
18381 * final.c (pass_compute_alignments): Likewise.
18382 * function.c (pass_instantiate_virtual_regs): Likewise.
18383 (pass_init_function): Likewise.
18384 (pass_leaf_regs): Likewise.
18385 (pass_match_asm_constraints): Likewise.
18386 * gimple-low.c (pass_lower_cf): Likewise.
18387 (pass_mark_used_blocks): Likewise.
18388 * init-regs.c (pass_initialize_regs): Likewise.
18389 * integrate.c (pass_initial_value_sets): Likewise.
18390 * ira.c (pass_ira): Likewise.
18391 * jump.c (pass_cleanup_barriers): Likewise.
18392 * omp-low.c (pass_expand_omp): Likewise.
18393 (pass_lower_omp): Likewise.
18394 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18395 * recog.c (pass_split_all_insns): Likewise.
18396 (pass_split_after_reload): Likewise.
18397 (pass_split_before_regstack): Likewise.
18398 (pass_split_before_sched2): Likewise.
18399 (pass_split_for_shorten_branches): Likewise.
18400 * reginfo.c (pass_reginfo_init): Likewise.
18401 (pass_subregs_of_mode_init): Likewise.
18402 (pass_subregs_of_mode_finish): Likewise.
18403 * passes.c (pass_postreload): Likewise.
18404 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18405 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18406 (pass_warn_function_return): Likewise.
18407 (pass_warn_function_noreturn): Likewise.
18408 * tree-complex.c (pass_lower_complex): Likewise.
18409 (pass_lower_complex_O0): Likewise.
18410 * tree-if-conv.c (pass_if_conversion): Likewise.
18411 * tree-into-ssa.c (pass_build_ssa): Likewise.
18412 * tree-mudflap.c (pass_mudflap_1): Likewise.
18413 (pass_mudflap_2): Likewise.
18414 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18415 (pass_mudflap_2): Likewise.
18416 * tree-nrv.c (pass_return_slot): Likewise.
18417 * tree-object-size.c (pass_object_sizes): Likewise.
18418 * tree-optimize.c (pass_all_optimizations): Likewise.
18419 (pass_early_local_passes): Likewise.
18420 (pass_all_early_optimizations): Likewise.
18421 (pass_cleanup_cfg): Likewise.
18422 (pass_cleanup_cfg_post_optimizing): Likewise.
18423 (pass_free_datastructures): Likewise.
18424 (pass_free_cfg_annotations): Likewise.
18425 (pass_fixup_cfg): Likewise.
18426 (pass_init_datastructures): Likewise.
18427 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18428 (pass_late_warn_uninitialized): Likewise.
18429 (pass_update_address_taken): Likewise.
18430 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18431 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18432 (pass_cse_sincos): Likewise.
18433 (pass_convert_to_rsqrt): Likewise.
18434 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18435 * tree-stdarg.c (pass_stdarg): Likewise.
18436 * tree-tailcall.c (pass_tail_recursion): Likewise.
18437 (pass_tail_calls): Likewise.
18438 * tree-vect-generic.c (pass_lower_vector): Likewise.
18439 (pass_lower_vector_ssa): Likewise.
18440 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18442 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18444 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18446 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18448 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18449 logical and signext.
18451 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18454 * config/sh/predicates.md (arith_operand): Check if the operand
18455 of TRUNCATE is a REG.
18457 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18459 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18460 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18462 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18464 * tree-iterator.c (tsi_split_statement_list_after,
18465 tsi_split_statement_list_before): Remove.
18466 * tree-iterator.h: Remove the prototypes for
18467 tsi_split_statement_list_after and tsi_split_statement_list_before.
18469 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18471 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18472 * tree-ssa-propagate.h: Remove the prototype for
18473 stmt_makes_single_load.
18475 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18477 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18478 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18480 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18482 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18484 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18486 * except.c (eh_region_outer_p): Remove.
18487 * except.h: Remove the prototype for eh_region_outer_p.
18489 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18491 * function.c (current_function_assembler_name): Remove.
18492 * function.h: Remove the prototype for
18493 current_function_assembler_name.
18495 2009-04-16 Ian Lance Taylor <iant@google.com>
18497 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18498 (add_reg_note): Call alloc_reg_note.
18499 * rtl.h (alloc_reg_note): Declare.
18500 * combine.c (try_combine): Use alloc_reg_note.
18501 (recog_for_combine, move_deaths): Likewise.
18502 (distribute_notes): Use alloc_reg_note and add_reg_note.
18503 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18504 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18505 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18507 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18509 PR rtl-optimization/39762
18510 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18511 ira_may_move_out_cost): Add comments about way of their usage.
18512 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18514 * ira-conflicts.c (process_regs_for_copy): Use function
18515 ira_get_register_move_cost instead of global
18516 ira_register_move_cost.
18518 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18519 color_pass, move_spill_restore, update_curr_costs): Ditto.
18521 * ira-lives.c (process_single_reg_class_operands): Ditto.
18523 * ira-emit.c (emit_move_list): Ditto.
18525 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18526 (record_reg_classes): Ditto. Use functions
18527 ira_get_register_move_cost and ira_get_may_move_cost instead of
18528 global vars ira_register_move_cost, ira_may_move_out_cost and
18529 ira_may_move_in_cost.
18530 (record_address_regs): Don't call ira_init_register_move_cost.
18531 Use function ira_get_may_move_cost instead of global
18532 ira_may_move_in_cost.
18533 (process_bb_node_for_hard_reg_moves): Use function
18534 ira_get_register_move_cost instead of global ira_register_move_cost.
18535 (ira_costs): Don't call ira_init_register_move_cost.
18537 2009-04-16 Richard Guenther <rguenther@suse.de>
18539 * tree-cfg.c (verify_gimple_assign_binary):
18540 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18541 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18542 (create_general_new_stmt): Note that this function is broken.
18544 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18546 * common.opt (fhelp): Add Var(help_flag).
18547 * gcc-plugin.h (plugin_info): Add help.
18548 * plugin.c (plugin_name_args): Add help.
18549 (register_plugin_info): Set plugin->help.
18550 (print_help_one_plugin): New.
18551 (print_plugins_help): New.
18552 * plugin.h (print_plugins_help): New.
18553 * toplev.c (toplev_main): Call print_plugins_help if needed.
18555 2009-04-16 Richard Guenther <rguenther@suse.de>
18557 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18558 (gimple_ior_addresses_taken_1): New function.
18559 (gimple_ior_addresses_taken): Likewise.
18560 * gimple.h (struct gimple_statement_with_ops_base): Remove
18561 addresses_taken member.
18562 (gimple_ior_addresses_taken): Declare.
18563 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18564 gimple_set_addresses_taken): Remove.
18565 * ipa-reference.c (mark_address): New function.
18566 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18567 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18568 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18569 (gimple_add_to_addresses_taken): Remove.
18570 (get_tmr_operands): Call mark_address_taken.
18571 (get_asm_expr_operands): Likewise.
18572 (get_expr_operands): Likewise.
18573 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18574 (free_stmt_operands): Do not free it.
18575 * tree-ssa.c (delete_tree_ssa): Likewise.
18576 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18578 2009-04-16 Richard Guenther <rguenther@suse.de>
18580 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18581 (walk_stmt_load_store_ops): Likewise.
18582 * gimple.c (get_base_loadstore): New function.
18583 (walk_stmt_load_store_addr_ops): Likewise.
18584 (walk_stmt_load_store_ops): Likewise.
18585 * ipa-pure-const.c (check_op): Simplify.
18586 (check_load, check_store): New functions.
18587 (check_stmt): Use walk_stmt_load_store_ops.
18588 * ipa-reference.c (mark_load): Adjust signature.
18589 (mark_store): Likewise.
18590 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18592 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18594 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18595 (plugin_info): New.
18596 * opts.c (common_handle_option): Don't call print_version.
18597 * plugin.c (plugin_name_args): Add version.
18598 (register_plugin_info): New.
18599 (register_callback): Handle PLUGIN_INFO.
18600 (try_init_one_plugin): New.
18601 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18603 (finalize_one_plugin): New.
18604 (finalize_plugins): New.
18605 (print_one_plugin): New.
18606 (print_plugins_versions): New.
18607 * plugin.h (print_plugins_versions): New.
18608 (finalize_plugins): New.
18609 * toplev.c (compile_file): Don't call initialize_plugins.
18610 (print_version): Call print_plugins_versions.
18611 (toplev_main): Call initialize_plugins. Print version if needed.
18612 Call finalize_plugins.
18614 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18616 * common.opt (fversion): New.
18617 * gcc.c (print_version): New.
18618 (process_command): Don't print the version. Just set print_version.
18619 (main): Print version. Call subprocesses if print_version and
18620 verbose_flag are set.
18621 * opts.c (common_handle_option): Handle OPT_fversion.
18623 2009-04-16 Richard Guenther <rguenther@suse.de>
18624 Ira Rosen <irar@il.ibm.com>
18626 PR tree-optimization/39698
18627 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18628 type of the reduction variable. Only generate the def if
18631 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18632 make sure to first convert to an integer of the same precision.
18633 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18634 the type of the evolution correctly in computing the new
18635 induction variable base.
18637 2009-04-16 Richard Guenther <rguenther@suse.de>
18639 PR middle-end/39625
18640 * tree-cfg.c (make_blocks): Split statements with to-be
18641 abnormal SSA names on the lhs.
18643 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18645 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18646 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18647 * c-typeck.c (really_start_incremental_init): Likewise.
18648 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18649 (TARGET_INITIALIZER): Remove it.
18650 * target.h (struct target): Remove vector_opaque_p.
18651 * tree.c (build_opaque_vector_type): New.
18652 * tree.h (TYPE_VECTOR_OPAQUE): New.
18653 (build_opaque_vector_type): Declare.
18654 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18655 * config/rs6000/rs6000.c (build_opaque_vector_type,
18656 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18657 (rs6000_init_builtins): Use build_opaque_vector_type for
18658 opaque_V4SI_type_node.
18660 2009-04-15 Catherine Moore <clm@codesourcery.com>
18662 * debug.h (set_name): Declare.
18663 * dwarf2out.c (dwarf2out_set_name): Declare.
18664 (dwarf2_debug_hooks): Add set_name.
18665 (find_AT_string): New.
18666 (add_AT_string): Call find_AT_string.
18667 (dwarf2out_set_name): New.
18668 * cp/decl.c (grokdeclarator): Call set_name.
18669 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18670 * debug.c (do_nothing_debug_hooks): Likewise.
18671 * dbxout.c (dbx_debug_hooks): Likewise.
18672 * sdbout.c (sdb_debug_hooks): Likewise.
18674 2009-04-15 Michael Eager <eager@eagercon.com>
18676 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18677 reg for single-precision FPU.
18678 * config/rs6000/rs6000.md (movsi_internal1): Only for
18679 !TARGET_SINGLE_FPU.
18680 (movsi_internal1_single): New. Add pattern to move SI values to/from
18681 single-precision FP regs.
18683 2009-04-15 Richard Guenther <rguenther@suse.de>
18685 * omp-low.c (lower_rec_input_clauses): Build correct address
18687 (expand_omp_for_generic): Fix multiplication type.
18688 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18689 (generate_memset_zero): Fix types.
18690 * tree-profile.c (prepare_instrumented_value): Correctly
18693 2009-04-15 Ian Lance Taylor <iant@google.com>
18695 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18696 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18697 for -Wall and for -Wc++-compat.
18698 (c_common_post_options): For C++, set warn_enum_compare if not
18700 * c-tree.h (struct c_expr): Add field original_type.
18701 (build_external_ref): Update declaration.
18702 * c-parser.c (c_parser_braced_init): Set original_type.
18703 (c_parser_initelt): Likewise.
18704 (c_parser_expr_no_commas): Likewise.
18705 (c_parser_conditional_expression): Likewise.
18706 (c_parser_cast_expression): Likewise.
18707 (c_parser_unary_expression): Likewise. Pull setting of
18708 original_code to top of function.
18709 (c_parser_sizeof_expression): Set original_type.
18710 (c_parser_alignof_expression): Likewise.
18711 (c_parser_postfix_expression): Likewise. Pull setting of
18712 original_code to top of function.
18713 (c_parser_postfix_expression_after_paren_type): Set original_type.
18714 (c_parser_postfix_expression_after_primary): Likewise.
18715 (c_parser_expression): Likewise.
18716 * c-typeck.c (build_external_ref): Add type parameter. Change all
18718 (c_expr_sizeof_expr): Set original_type field.
18719 (parser_build_unary_op): Likewise.
18720 (parser_build_binary_op): Likewise. Optionally warn about
18721 comparisons of enums of different types.
18722 (digest_init): Set original_type field.
18723 (really_start_incremental_init): Likewise.
18724 (push_init_level, pop_init_level): Likewise.
18725 * doc/invoke.texi (Warning Options): -Wenum-compare now
18728 2009-04-15 Richard Guenther <rguenther@suse.de>
18730 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18731 out a necessary conversion.
18732 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18733 names we didn't value number.
18734 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18736 2009-04-15 Richard Guenther <rguenther@suse.de>
18738 PR tree-optimization/39764
18739 * tree-ssa-ccp.c (get_value): Canonicalize value with
18740 canonicalize_float_value.
18742 2009-04-15 Jan Hubicka <jh@suse.cz>
18744 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18745 Wrong version of patch.
18747 2009-04-15 Jan Hubicka <jh@suse.cz>
18749 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18751 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18753 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18754 our distinct integral and vector types.
18756 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18758 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18759 * init.c (build_vtbl_address): Remove call to assemble_external.
18761 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18763 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18764 output for other floating point modes.
18766 2009-04-14 Diego Novillo <dnovillo@google.com>
18768 * diagnostic.c (diagnostic_report_diagnostic): Do not
18769 warn about loaded plugins for DK_ERROR and DK_WARNING.
18770 * c-decl.c (declspecs_add_type): Move call to
18771 invoke_plugin_callbacks ...
18772 * c-parser.c (c_parser_declspecs): ... here.
18773 * plugin.c (dump_active_plugins): Tidy output.
18775 2009-04-14 Diego Novillo <dnovillo@google.com>
18776 Le-Chun Wu <lcwu@google.com>
18778 * configure.ac: Add --enable-plugin support.
18779 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18780 * Makefile.in (PLUGIN_H): Define.
18781 Export ENABLE_PLUGIN and GMPINC to site.exp.
18782 Add PLUGINLIBS to link command.
18783 Add/modify dependencies for plugin.o and files including plugin.h.
18785 * config.in: Regenerate.
18787 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18790 2009-04-14 Le-Chun Wu <lcwu@google.com>
18792 * tree-pass.h (register_one_dump_file): Add a prototype for
18793 register_one_dump_file.
18794 * toplev.c (compile_file): Call initialize_plugins.
18795 (do_compile): Call invoke_plugin_callbacks.
18796 (toplev_main): Call invoke_plugin_callbacks.
18797 * common.opt: Add -fplugin= and -fplugin-arg-.
18798 * gcc-plugin.h: New public header file for plugins to include.
18799 * plugin.c: New source file.
18800 * plugin.h: New internal header file.
18801 * passes.c (register_one_dump_file): Make it external.
18803 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18805 2009-04-14 Diego Novillo <dnovillo@google.com>
18807 * doc/plugins.texi: New.
18808 * doc/gccint.texi: Add reference to Plugins chapter.
18809 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18810 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18811 loaded plugins, if any.
18812 * timevar.def (TV_PLUGIN_INIT): Define.
18813 (TV_PLUGIN_RUN): Define.
18814 * plugin.c: Include timevar.h
18815 (plugins_active_p): New.
18816 (dump_active_plugins): New.
18817 (debug_active_plugins): New.
18819 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18821 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18823 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18825 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18827 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18828 the same as a minus without a shift.
18830 2009-04-14 Nick Clifton <nickc@redhat.com>
18832 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18833 comparisons with small integers will always produce a short
18836 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18839 2008-12-19 Diego Novillo <dnovillo@google.com>
18841 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
18843 2009-04-14 Richard Guenther <rguenther@suse.de>
18845 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
18847 (verify_gimple_assign_binary): Likewise. Handle shifts and
18849 (verify_gimple_phi): Print the mismatched argument position.
18850 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18852 (vect_update_init_of_dr): Likewise.
18853 * matrix-reorg.c (transform_access_sites): Do what the
18855 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
18857 2009-04-13 Michael Eager <eager@eagercon.com>
18859 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
18860 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
18861 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18862 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18863 remove duplicate config
18865 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18867 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
18868 file_name:line_number type locator of the call site.
18870 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
18872 * genautomata.c: Put blank after comma.
18873 (automaton_decls): New.
18874 (struct unit_usage): Add comments to member next.
18875 (store_alt_unit_usage): Keep the list ordered.
18876 (unit_present_on_list_p, equal_alternatives_p): New.
18877 (check_regexp_units_distribution): Check units distribution
18878 correctness correctly.
18879 (main): Don't write automata if error is found. Return correct
18882 * config/m68k/cf.md (cfv4_ds): Remove.
18883 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
18884 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
18886 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
18887 power4-load-ext, power4-store, power4-store-update,
18888 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
18889 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
18890 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
18891 power4-sqrt, power4-isync): Modify reservation to make correct
18892 unit distribution to automata.
18894 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
18895 power5-store-update, power5-two, power5-three, power5-lmul,
18896 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18898 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18900 * except.c (pass_set_nothrow_function_flags): Set name and add
18902 (set_nothrow_function_flags): Mention in the dump file when
18903 changing a function to nothrow.
18905 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18908 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18909 instead of unsigned long.
18911 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18913 * config/arm/arm.c (return_used_this_function): Remove.
18914 (arm_output_function_prologue): Remove use of
18915 return_used_this_function.
18916 (output_return_instruction): Replace use of
18917 return_used_this_function
18918 by cfun->machine->return_used_this_function.
18919 (arm_output_epilogue): Likewise.
18920 (arm_output_function_epilogue): Likewise.
18921 (thumb_unexpanded_epilogue): Likewise.
18922 * config/arm/arm.h (struct machine_function):
18923 New member return_used_this_function.
18925 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18927 * doc/install.texi: Correct description of default directory for
18928 --with-gxx-include-dir.
18930 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18932 * fold-const.c (build_range_check): Properly deal with enumeral and
18933 boolean base types.
18935 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18937 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18938 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18939 * params.h (MAX_GCSE_PASSES): Remove.
18940 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18941 in sequence. Remove ability to run multiple passes.
18942 (bypass_jumps): Report run as third CPROP pass.
18944 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18946 PR middle-end/39651
18947 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18948 when deciding whether the whole SEQUENCE can throw.
18950 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18953 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18954 offseted label references.
18956 2009-04-11 Jan Hubicka <jh@suse.cz>
18958 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18960 2009-04-11 Richard Guenther <rguenther@suse.de>
18962 PR middle-end/39732
18963 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18964 return variables as TREE_ADDRESSABLE.
18966 2009-04-11 Richard Guenther <rguenther@suse.de>
18968 PR tree-optimization/39713
18969 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18970 reference trees have SSA_NAME operands.
18972 2009-04-11 Richard Guenther <rguenther@suse.de>
18975 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18976 address expressions.
18978 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18980 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18981 match changes in Cygwin 1.7
18982 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18983 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18985 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18987 PR tree-optimization/39701
18988 * doc/invoke.texi (Optimization Options): Document change in
18989 meaning and initialization of -fdelete-null-pointer-checks.
18991 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18993 PR middle-end/39701
18994 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18996 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18999 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19001 2009-04-10 Chao-ying Fu <fu@mips.com>
19003 * doc/tm.texi (Instruction Output): Document
19004 TARGET_ASM_FINAL_POSTSCAN_INSN.
19005 * target.h (final_postscan_insn): New field in asm_out.
19006 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19007 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19008 * final.c (final_scan_insn): Call
19009 targetm.asm_out.final_postscan_insn after outputting
19010 an asm macro and a normal instruction.
19012 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19013 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19014 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19015 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19016 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19018 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19020 PR middle-end/39701
19021 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19022 variables as non-NULL even with -fdelete-null-pointer-checks.
19024 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19026 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19028 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19031 * config/i386/i386.c (classify_argument): Handle SCmode with
19032 (bit_offset % 64) != 0.
19034 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19036 * doc/invoke.texi (Optimize Options): Add cross-reference to
19037 -Q --help=optimizers examples.
19039 2009-04-10 Ben Elliston <bje@au.ibm.com>
19042 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19043 regalign for the reg == fpr and TDmode case.
19045 2009-04-09 David Ayers <ayers@fsfe.org>
19048 * objc/objc-act.c (warn_with_method): Remove helper function.
19049 (check_duplicates): Call warning and inform directly.
19050 (really_start_method): Likewise.
19052 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19054 * expmed.c (expand_divmod): Always use a comparison for a division
19055 by a large unsigned integer.
19057 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19058 for things others than variables or functions as nonzero.
19060 2009-04-09 Nick Clifton <nickc@redhat.com>
19062 * unwind-compat.c: Change copyright header to refer to version
19063 3 of the GNU General Public License with version 3.1 of the
19064 GCC Runtime Library Exception and to point readers at the
19065 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19066 * config/alpha/crtfastmath.c: Likewise.
19067 * config/alpha/linux-unwind.h: Likewise.
19068 * config/alpha/qrnnd.asm: Likewise.
19069 * config/alpha/vms-crt0-64.c: Likewise.
19070 * config/alpha/vms-crt0.c: Likewise.
19071 * config/alpha/vms-dwarf2.asm: Likewise.
19072 * config/alpha/vms-dwarf2eh.asm: Likewise.
19073 * config/alpha/vms-psxcrt0-64.c: Likewise.
19074 * config/alpha/vms-psxcrt0.c: Likewise.
19075 * config/alpha/vms_tramp.asm: Likewise.
19076 * config/arc/initfini.c: Likewise.
19077 * config/arc/lib1funcs.asm: Likewise.
19078 * config/arm/bpabi-v6m.S: Likewise.
19079 * config/arm/bpabi.S: Likewise.
19080 * config/arm/bpabi.c: Likewise.
19081 * config/arm/crti.asm: Likewise.
19082 * config/arm/crtn.asm: Likewise.
19083 * config/arm/ieee754-df.S: Likewise.
19084 * config/arm/ieee754-sf.S: Likewise.
19085 * config/arm/lib1funcs.asm: Likewise.
19086 * config/arm/libunwind.S: Likewise.
19087 * config/arm/linux-atomic.c: Likewise.
19088 * config/arm/mmintrin.h: Likewise.
19089 * config/arm/pr-support.c: Likewise.
19090 * config/arm/unaligned-funcs.c: Likewise.
19091 * config/arm/unwind-arm.c: Likewise.
19092 * config/arm/unwind-arm.h: Likewise.
19093 * config/avr/libgcc.S: Likewise.
19094 * config/bfin/crti.s: Likewise.
19095 * config/bfin/crtlibid.s: Likewise.
19096 * config/bfin/crtn.s: Likewise.
19097 * config/bfin/lib1funcs.asm: Likewise.
19098 * config/bfin/linux-unwind.h: Likewise.
19099 * config/cris/arit.c: Likewise.
19100 * config/cris/cris_abi_symbol.c: Likewise.
19101 * config/darwin-64.c: Likewise.
19102 * config/darwin-crt2.c: Likewise.
19103 * config/darwin-crt3.c: Likewise.
19104 * config/darwin.h: Likewise.
19105 * config/dbxelf.h: Likewise.
19106 * config/dfp-bit.c: Likewise.
19107 * config/dfp-bit.h: Likewise.
19108 * config/elfos.h: Likewise.
19109 * config/fixed-bit.c: Likewise.
19110 * config/fixed-bit.h: Likewise.
19111 * config/fp-bit.c: Likewise.
19112 * config/fp-bit.h: Likewise.
19113 * config/fr30/crti.asm: Likewise.
19114 * config/fr30/crtn.asm: Likewise.
19115 * config/fr30/lib1funcs.asm: Likewise.
19116 * config/freebsd-spec.h: Likewise.
19117 * config/frv/cmovd.c: Likewise.
19118 * config/frv/cmovh.c: Likewise.
19119 * config/frv/cmovw.c: Likewise.
19120 * config/frv/frvbegin.c: Likewise.
19121 * config/frv/frvend.c: Likewise.
19122 * config/frv/lib1funcs.asm: Likewise.
19123 * config/glibc-stdint.h: Likewise.
19124 * config/h8300/clzhi2.c: Likewise.
19125 * config/h8300/crti.asm: Likewise.
19126 * config/h8300/crtn.asm: Likewise.
19127 * config/h8300/ctzhi2.c: Likewise.
19128 * config/h8300/fixunssfsi.c: Likewise.
19129 * config/h8300/lib1funcs.asm: Likewise.
19130 * config/h8300/parityhi2.c: Likewise.
19131 * config/h8300/popcounthi2.c: Likewise.
19132 * config/i386/ammintrin.h: Likewise.
19133 * config/i386/att.h: Likewise.
19134 * config/i386/avxintrin.h: Likewise.
19135 * config/i386/biarch64.h: Likewise.
19136 * config/i386/bmmintrin.h: Likewise.
19137 * config/i386/cpuid.h: Likewise.
19138 * config/i386/cross-stdarg.h: Likewise.
19139 * config/i386/crtfastmath.c: Likewise.
19140 * config/i386/crtprec.c: Likewise.
19141 * config/i386/cygming-crtbegin.c: Likewise.
19142 * config/i386/cygming-crtend.c: Likewise.
19143 * config/i386/cygwin.asm: Likewise.
19144 * config/i386/emmintrin.h: Likewise.
19145 * config/i386/gmm_malloc.h: Likewise.
19146 * config/i386/gthr-win32.c: Likewise.
19147 * config/i386/i386.h: Likewise.
19148 * config/i386/immintrin.h: Likewise.
19149 * config/i386/linux-unwind.h: Likewise.
19150 * config/i386/linux64.h: Likewise.
19151 * config/i386/mm3dnow.h: Likewise.
19152 * config/i386/mmintrin-common.h: Likewise.
19153 * config/i386/mmintrin.h: Likewise.
19154 * config/i386/nmmintrin.h: Likewise.
19155 * config/i386/pmm_malloc.h: Likewise.
19156 * config/i386/pmmintrin.h: Likewise.
19157 * config/i386/smmintrin.h: Likewise.
19158 * config/i386/sol2-c1.asm: Likewise.
19159 * config/i386/sol2-ci.asm: Likewise.
19160 * config/i386/sol2-cn.asm: Likewise.
19161 * config/i386/sol2-gc1.asm: Likewise.
19162 * config/i386/tmmintrin.h: Likewise.
19163 * config/i386/unix.h: Likewise.
19164 * config/i386/w32-unwind.h: Likewise.
19165 * config/i386/wmmintrin.h: Likewise.
19166 * config/i386/x86-64.h: Likewise.
19167 * config/i386/x86intrin.h: Likewise.
19168 * config/i386/xmmintrin.h: Likewise.
19169 * config/ia64/crtbegin.asm: Likewise.
19170 * config/ia64/crtend.asm: Likewise.
19171 * config/ia64/crtfastmath.c: Likewise.
19172 * config/ia64/crti.asm: Likewise.
19173 * config/ia64/crtn.asm: Likewise.
19174 * config/ia64/fde-glibc.c: Likewise.
19175 * config/ia64/lib1funcs.asm: Likewise.
19176 * config/ia64/linux-unwind.h: Likewise.
19177 * config/ia64/quadlib.c: Likewise.
19178 * config/ia64/unwind-ia64.c: Likewise.
19179 * config/linux.h: Likewise.
19180 * config/m32c/m32c-lib1.S: Likewise.
19181 * config/m32c/m32c-lib2-trapv.c: Likewise.
19182 * config/m32c/m32c-lib2.c: Likewise.
19183 * config/m32r/initfini.c: Likewise.
19184 * config/m68hc11/larith.asm: Likewise.
19185 * config/m68hc11/m68hc11-crt0.S: Likewise.
19186 * config/m68k/cf.md: Likewise.
19187 * config/m68k/crti.s: Likewise.
19188 * config/m68k/crtn.s: Likewise.
19189 * config/m68k/lb1sf68.asm: Likewise.
19190 * config/m68k/linux-unwind.h: Likewise.
19191 * config/mcore/crti.asm: Likewise.
19192 * config/mcore/crtn.asm: Likewise.
19193 * config/mcore/lib1.asm: Likewise.
19194 * config/mips/linux-unwind.h: Likewise.
19195 * config/mips/loongson.h: Likewise.
19196 * config/mips/mips16.S: Likewise.
19197 * config/mmix/crti.asm: Likewise.
19198 * config/mmix/crtn.asm: Likewise.
19199 * config/pa/fptr.c: Likewise.
19200 * config/pa/hpux-unwind.h: Likewise.
19201 * config/pa/lib2funcs.asm: Likewise.
19202 * config/pa/linux-atomic.c: Likewise.
19203 * config/pa/linux-unwind.h: Likewise.
19204 * config/pa/milli64.S: Likewise.
19205 * config/pa/quadlib.c: Likewise.
19206 * config/pa/stublib.c: Likewise.
19207 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19208 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19209 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19210 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19211 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19212 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19213 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19214 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19215 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19216 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19217 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19218 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19219 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19220 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19221 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19222 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19223 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19224 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19225 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19226 * config/rs6000/750cl.h: Likewise.
19227 * config/rs6000/altivec.h: Likewise.
19228 * config/rs6000/biarch64.h: Likewise.
19229 * config/rs6000/crtresfpr.asm: Likewise.
19230 * config/rs6000/crtresgpr.asm: Likewise.
19231 * config/rs6000/crtresxfpr.asm: Likewise.
19232 * config/rs6000/crtresxgpr.asm: Likewise.
19233 * config/rs6000/crtsavfpr.asm: Likewise.
19234 * config/rs6000/crtsavgpr.asm: Likewise.
19235 * config/rs6000/darwin-asm.h: Likewise.
19236 * config/rs6000/darwin-fallback.c: Likewise.
19237 * config/rs6000/darwin-fpsave.asm: Likewise.
19238 * config/rs6000/darwin-ldouble.c: Likewise.
19239 * config/rs6000/darwin-tramp.asm: Likewise.
19240 * config/rs6000/darwin-unwind.h: Likewise.
19241 * config/rs6000/darwin-vecsave.asm: Likewise.
19242 * config/rs6000/darwin-world.asm: Likewise.
19243 * config/rs6000/e500crtres32gpr.asm: Likewise.
19244 * config/rs6000/e500crtres64gpr.asm: Likewise.
19245 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19246 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19247 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19248 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19249 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19250 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19251 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19252 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19253 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19254 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19255 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19256 * config/rs6000/eabi-ci.asm: Likewise.
19257 * config/rs6000/eabi-cn.asm: Likewise.
19258 * config/rs6000/eabi.asm: Likewise.
19259 * config/rs6000/linux-unwind.h: Likewise.
19260 * config/rs6000/linux64.h: Likewise.
19261 * config/rs6000/paired.h: Likewise.
19262 * config/rs6000/paired.md: Likewise.
19263 * config/rs6000/ppc64-fp.c: Likewise.
19264 * config/rs6000/ppu_intrinsics.h: Likewise.
19265 * config/rs6000/rs6000.h: Likewise.
19266 * config/rs6000/si2vmx.h: Likewise.
19267 * config/rs6000/sol-ci.asm: Likewise.
19268 * config/rs6000/sol-cn.asm: Likewise.
19269 * config/rs6000/spe.h: Likewise.
19270 * config/rs6000/spu2vmx.h: Likewise.
19271 * config/rs6000/sysv4.h: Likewise.
19272 * config/rs6000/tramp.asm: Likewise.
19273 * config/rs6000/vec_types.h: Likewise.
19274 * config/s390/linux-unwind.h: Likewise.
19275 * config/s390/tpf-unwind.h: Likewise.
19276 * config/score/crti.asm: Likewise.
19277 * config/score/crtn.asm: Likewise.
19278 * config/sh/crt1.asm: Likewise.
19279 * config/sh/crti.asm: Likewise.
19280 * config/sh/crtn.asm: Likewise.
19281 * config/sh/divtab-sh4-300.c: Likewise.
19282 * config/sh/divtab-sh4.c: Likewise.
19283 * config/sh/divtab.c: Likewise.
19284 * config/sh/lib1funcs-4-300.asm: Likewise.
19285 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19286 * config/sh/lib1funcs.asm: Likewise.
19287 * config/sh/lib1funcs.h: Likewise.
19288 * config/sh/linux-atomic.asm: Likewise.
19289 * config/sh/linux-unwind.h: Likewise.
19290 * config/sh/shmedia.h: Likewise.
19291 * config/sh/sshmedia.h: Likewise.
19292 * config/sh/ushmedia.h: Likewise.
19293 * config/sparc/crtfastmath.c: Likewise.
19294 * config/sparc/linux-unwind.h: Likewise.
19295 * config/sparc/sol2-c1.asm: Likewise.
19296 * config/sparc/sol2-ci.asm: Likewise.
19297 * config/sparc/sol2-cn.asm: Likewise.
19298 * config/spu/divmodti4.c: Likewise.
19299 * config/spu/divv2df3.c: Likewise.
19300 * config/spu/float_disf.c: Likewise.
19301 * config/spu/float_unsdidf.c: Likewise.
19302 * config/spu/float_unsdisf.c: Likewise.
19303 * config/spu/float_unssidf.c: Likewise.
19304 * config/spu/mfc_multi_tag_release.c: Likewise.
19305 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19306 * config/spu/mfc_tag_release.c: Likewise.
19307 * config/spu/mfc_tag_reserve.c: Likewise.
19308 * config/spu/mfc_tag_table.c: Likewise.
19309 * config/spu/multi3.c: Likewise.
19310 * config/spu/spu_internals.h: Likewise.
19311 * config/spu/spu_intrinsics.h: Likewise.
19312 * config/spu/spu_mfcio.h: Likewise.
19313 * config/spu/vec_types.h: Likewise.
19314 * config/spu/vmx2spu.h: Likewise.
19315 * config/stormy16/stormy16-lib2.c: Likewise.
19316 * config/svr4.h: Likewise.
19317 * config/sync.c: Likewise.
19318 * config/v850/lib1funcs.asm: Likewise.
19319 * config/vxlib-tls.c: Likewise.
19320 * config/vxlib.c: Likewise.
19321 * config/vxworks-dummy.h: Likewise.
19322 * config/xtensa/crti.asm: Likewise.
19323 * config/xtensa/crtn.asm: Likewise.
19324 * config/xtensa/ieee754-df.S: Likewise.
19325 * config/xtensa/ieee754-sf.S: Likewise.
19326 * config/xtensa/lib1funcs.asm: Likewise.
19327 * config/xtensa/lib2funcs.S: Likewise.
19328 * config/xtensa/linux-unwind.h: Likewise.
19329 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19330 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19331 * coretypes.h: Likewise.
19332 * crtstuff.c: Likewise.
19333 * defaults.h: Likewise.
19334 * dwarf2.h: Likewise.
19335 * emutls.c: Likewise.
19336 * gbl-ctors.h: Likewise.
19337 * gcov-io.h: Likewise.
19338 * ginclude/float.h: Likewise.
19339 * ginclude/iso646.h: Likewise.
19340 * ginclude/stdarg.h: Likewise.
19341 * ginclude/stdbool.h: Likewise.
19342 * ginclude/stddef.h: Likewise.
19343 * ginclude/stdfix.h: Likewise.
19344 * ginclude/stdint-gcc.h: Likewise.
19345 * ginclude/tgmath.h: Likewise.
19346 * gthr-aix.h: Likewise.
19347 * gthr-dce.h: Likewise.
19348 * gthr-gnat.c: Likewise.
19349 * gthr-gnat.h: Likewise.
19350 * gthr-lynx.h: Likewise.
19351 * gthr-mipssde.h: Likewise.
19352 * gthr-nks.h: Likewise.
19353 * gthr-posix.c: Likewise.
19354 * gthr-posix.h: Likewise.
19355 * gthr-posix95.h: Likewise.
19356 * gthr-rtems.h: Likewise.
19357 * gthr-single.h: Likewise.
19358 * gthr-solaris.h: Likewise.
19359 * gthr-tpf.h: Likewise.
19360 * gthr-vxworks.h: Likewise.
19361 * gthr-win32.h: Likewise.
19362 * gthr.h: Likewise.
19363 * libgcc2.c: Likewise.
19364 * libgcc2.h: Likewise.
19365 * libgcov.c: Likewise.
19366 * tsystem.h: Likewise.
19367 * typeclass.h: Likewise.
19368 * unwind-c.c: Likewise.
19369 * unwind-compat.h: Likewise.
19370 * unwind-dw2-fde-compat.c: Likewise.
19371 * unwind-dw2-fde-darwin.c: Likewise.
19372 * unwind-dw2-fde-glibc.c: Likewise.
19373 * unwind-dw2-fde.c: Likewise.
19374 * unwind-dw2-fde.h: Likewise.
19375 * unwind-dw2.c: Likewise.
19376 * unwind-dw2.h: Likewise.
19377 * unwind-generic.h: Likewise.
19378 * unwind-pe.h: Likewise.
19379 * unwind-sjlj.c: Likewise.
19380 * unwind.inc: Likewise.
19381 * config/arm/neon-gen.ml: Change generated copyright header to
19382 refer to version 3 of the GNU General Public License with
19383 version 3.1 of the GCC Runtime Library Exception and to point
19384 readers at the COPYING3 and COPYING3.RUNTIME files and the
19385 FSF's license web page.
19386 * config/arm/arm_neon.h: Regenerate.
19388 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19390 * config/cris/cris.md: Change copyright header to refer to version
19391 3 of the GNU General Public License.
19392 * doc/install.texi2html: Change copyright header to refer to version
19393 3 of the GNU General Public License and to point readers at the
19394 COPYING3 file and the FSF's license web page.
19395 * config/vax/linux.h: Likewise.
19397 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19399 * config/i386/i386.md (cmpcc): New.
19400 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19401 (sync_compare_and_swap_cc*): Delete.
19403 * config/s390/s390.c (s390_compare_emitted): Remove.
19404 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19405 s390_compare_emitted used to be handled. Assert that modes match.
19406 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19407 refer to sync_compare_and_swap_ccsi.
19408 * config/s390/s390.h (s390_compare_emitted): Remove.
19409 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19410 instead of s390_compare_emitted.
19411 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19412 instead of s390_compare_emitted.
19413 * config/s390/s390.md (cmpcc): New.
19414 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19415 CC_REGNUM, do not pretend it's set.
19416 (sync_compare_and_swap_cc*): Delete.
19417 * config/s390/predicates.md (cc_reg_operand): New.
19419 * expr.c (sync_compare_and_swap_cc): Delete.
19420 * optabs.h (sync_compare_and_swap_cc): Delete.
19421 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19422 is being used with can_compare_p.
19423 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19424 (find_cc_set): New.
19425 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19426 look for a MODE_CC set instead. Use emit_store_flag.
19427 (expand_compare_and_swap_loop): Likewise, with some additional
19428 complication to avoid a force_reg when useless. Use
19429 emit_cmp_and_jump_insns.
19430 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19431 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19432 sync_compare_and_swap documentation.
19434 2009-04-09 Jan Hubicka <jh@suse.cz>
19436 * except.c (find_prev_try): Break out from ....
19437 (duplicate_eh_regions): ... here; properly update prev_try pointers
19438 when duplication part of tree.
19439 (dump_eh_tree): Improve dumping.
19440 (verify_eh_region): New.
19441 (verify_eh_tree): Use it.
19443 2009-04-06 Richard Guenther <rguenther@suse.de>
19445 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19446 &ARRAY addresses by adjusting their types and prepending
19448 * tree-cfg.c (verify_gimple_assign_single): Verify that
19449 addresses are correct.
19451 2009-04-09 Richard Guenther <rguenther@suse.de>
19453 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19454 indices into an array reference if possible.
19455 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19456 Fold POINTER_PLUS_EXPR statements with invariant address.
19458 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19461 * config.gcc (powerpc64-*-linux*): Always build biarch.
19463 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19466 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19467 it and pedwarn if this results in an INTEGER_CST.
19469 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19471 * doc/install.texi: Update minimum GMP version. Remove obsolete
19472 text in MPFR section.
19474 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19476 * dwarf2out.c (class_scope_p): New static inline.
19477 (class_or_namespace_scope_p): Use it.
19478 (gen_variable_die): Use DW_TAG_member tag for static data member
19479 declarations instead of DW_TAG_variable.
19481 PR middle-end/39573
19482 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19485 2009-04-08 Richard Guenther <rguenther@suse.de>
19487 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19488 valueize random data.
19490 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19492 * config.gcc (aix tm_file): Add aix-stdint.h.
19493 (aix tm clause use_gcc_stdint): Set to wrap.
19494 * config/rs6000/aix-stdint.h: New file.
19496 2009-04-08 Richard Guenther <rguenther@suse.de>
19498 PR middle-end/36291
19499 * tree-dfa.c (add_referenced_var): Do not recurse into
19500 global initializers.
19501 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19503 (fold_const_aggregate_ref): Likewise.
19505 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19507 * recog.c (ordered_comparison_operator): New.
19508 * gensupport.c (std_preds): Add it.
19509 * doc/md.texi (Machine-Independent Predicates): Document it.
19511 2009-04-08 Jan Hubicka <jh@suse.cz>
19513 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19514 * function.h (rtl_eh): Remove exception_handler_label_map.
19515 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19516 remove_exception_handler_label, for_each_eh_label_1): Remove.
19517 (rtl_remove_unreachable_regions): Remove.
19518 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19519 (find_exception_handler_labels): Don't build the hashtable.
19520 (maybe_remove_eh_handler): Remove.
19521 (for_each_eh_label): Rewrite to walk the tree.
19522 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19523 * except.h (maybe_remove_eh_handler): Remove.
19524 * passes.c (init_optimization_passes): Schedule second EH cleanup
19526 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19527 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19529 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19531 * genoutput.c (validate_optab_operands): New.
19532 (gen_insn, gen_expand): Call it.
19534 * genflags.c (gen_insn): Detect misused iterators.
19535 (main): Pass line_no to gen_insn, exit with status 1 on error.
19537 * genextract.c (line_no): Make global.
19538 (VEC_safe_set_locstr): Change assertion to error message.
19539 (main): Exit with status 1 on error.
19541 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19545 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19546 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19547 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19548 * c-convert.c (convert): Do not call fold on results of conversion
19549 functions when the result is a C_MAYBE_CONST_EXPR.
19550 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19551 of __builtin_choose_expr.
19552 * c-typeck.c (remove_c_maybe_const_expr): New.
19553 (build_unary_op, build_conditional_expr, build_compound_expr,
19554 build_binary_op, c_objc_common_truthvalue_conversion): Call
19555 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19558 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19560 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19561 CODE to produce a new one. Add a prototype to use fold_convert_const
19563 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19566 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19567 mix declarations and code.
19569 2009-04-08 Ben Elliston <bje@au.ibm.com>
19571 * gcc.c: Replace `CC' with `GCC' throughout.
19573 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19575 * doc/invoke.texi: Document Atom support.
19577 2009-04-07 Jason Merrill <jason@redhat.com>
19580 * c-common.h, c-common.c: Add flag_pretty_templates.
19581 * c-opts.c (c_common_handle_option): Set it.
19582 * c.opt: Add -fno-pretty-templates.
19583 * doc/invoke.texi (C++ Dialect Options): Likewise.
19585 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19587 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19588 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19589 (ia64_expand_builtin): Likewise.
19591 2009-04-07 Martin Jambor <mjambor@suse.cz>
19593 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19594 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19595 ADDR_EXPRS are include too.
19597 2009-04-07 Richard Guenther <rguenther@suse.de>
19599 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19600 decls are only used if passes as parameters or if they are
19601 local statics and the call is not to a builtin.
19602 (call_may_clobber_ref_p_1): Likewise.
19604 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19606 * expr.c (do_store_flag): Remove last argument. Simplify code
19607 to avoid duplication of tests already done by can_compare_p.
19608 (expand_expr_real_1): Adjust caller.
19610 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19612 * optabs.c (can_compare_p): Test the predicate of a
19613 cbranch and cstore pattern.
19615 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19617 * expr.c (convert_move): Use emit_store_flag instead of
19620 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19622 * config/i386/i386.c (ix86_compare_emitted): Remove.
19623 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19624 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19625 * config/i386/i386.h (ix86_compare_emitted): Remove.
19626 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19627 instead of ix86_compare_emitted.
19628 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19630 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19632 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19633 Add t-sysroot-suffix to tmake_file.
19634 * config/print-sysroot-suffix.sh: New file.
19635 * config/t-sysroot-suffix: New file.
19637 2009-04-07 Ben Elliston <bje@au.ibm.com>
19639 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19640 as the latter produces a warning when the target does not support
19643 2009-04-07 Ben Elliston <bje@au.ibm.com>
19645 * dfp.c: Replace type punning assignments with memcpy throughout.
19646 * Makefile.in (dfp.o-warn): Remove.
19648 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19651 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19652 Include soft-fp/t-softfp after rs6000/t-linux64.
19654 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19656 * stor-layout.c (set_sizetype): Use the full precision of their
19657 machine mode for bitsize types.
19659 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19661 * config/i386/i386.md: Revert 2 accidental checkins.
19663 2009-04-06 Joey Ye <joey.ye@intel.com>
19664 Xuepeng Guo <xuepeng.guo@intel.com>
19665 H.J. Lu <hongjiu.lu@intel.com>
19667 Atom pipeline model, tuning and insn selection.
19668 * config.gcc (atom): Add atom config options and target.
19670 * config/i386/atom.md: New.
19672 * config/i386/i386.c (atom_cost): New cost.
19673 (m_ATOM): New macro flag.
19674 (initial_ix86_tune_features): Set m_ATOM.
19675 (x86_accumulate_outgoing_args): Likewise.
19676 (x86_arch_always_fancy_math_387): Likewise.
19677 (processor_target): Add Atom cost.
19678 (cpu_names): Add Atom cpu name.
19679 (override_options): Set Atom ISA.
19680 (ix86_issue_rate): New case PROCESSOR_ATOM.
19681 (ix86_adjust_cost): Likewise.
19683 * config/i386/i386.h (TARGET_ATOM): New target macro.
19684 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19685 (TARGET_OPT_AGU): New target option.
19686 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19687 (processor_type): Add PROCESSOR_ATOM.
19689 * config/i386/i386.md (cpu): Add new value "atom".
19690 (use_carry, movu): New attr.
19691 (atom.md): Include atom.md.
19692 (adddi3_carry_rex64): Set attr "use_carry".
19693 (addqi3_carry): Likewise.
19694 (addhi3_carry): Likewise.
19695 (addsi3_carry): Likewise.
19696 (*addsi3_carry_zext): Likewise.
19697 (subdi3_carry_rex64): Likewise.
19698 (subqi3_carry): Likewise.
19699 (subhi3_carry): Likewise.
19700 (subsi3_carry): Likewise.
19701 (x86_movdicc_0_m1_rex64): Likewise.
19702 (*x86_movdicc_0_m1_se): Likewise.
19703 (x86_movsicc_0_m1): Likewise.
19704 (*x86_movsicc_0_m1_se): Likewise.
19705 (*adddi_1_rex64): Emit add insn as much as possible.
19706 (*addsi_1): Likewise.
19707 (return_internal): Set atom_unit.
19708 (return_internal_long): Likewise.
19709 (return_pop_internal): Likewise.
19710 (*rcpsf2_sse): Set atom_sse_attr attr.
19711 (*qrt<mode>2_sse): Likewise.
19712 (*prefetch_sse): Likewise.
19714 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19716 (ix86_target_macros_internal): Likewise.
19718 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19719 (*prefetch_sse_rex): Likewise.
19720 (sse_rcpv4sf2): Likewise.
19721 (sse_vmrcpv4sf2): Likewise.
19722 (sse_sqrtv4sf2): Likewise.
19723 (<sse>_vmsqrt<mode>2): Likewise.
19724 (sse_ldmxcsr): Likewise.
19725 (sse_stmxcsr): Likewise.
19726 (*sse_sfence): Likewise.
19727 (sse2_clflush): Likewise.
19728 (*sse2_mfence): Likewise.
19729 (*sse2_lfence): Likewise.
19730 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19731 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19732 (avx_movdqu<avxmodesuffix>): Likewise.
19733 (avx_lddqu<avxmodesuffix>): Likewise.
19734 (sse2_movntv2di): Change attr "type" to "ssemov".
19735 (sse2_movntsi): Likewise.
19736 (rsqrtv8sf2): Change attr "type" to "sseadd".
19737 (sse3_addsubv2df3): Set attr "atom_unit".
19738 (sse3_h<plusminus_insn>v4sf3): Likewise.
19739 (*sse2_pmaddwd): Likewise.
19740 (*vec_extractv2di_1_rex64): Likewise.
19741 (*vec_extractv2di_1_avx): Likewise.
19742 (sse2_psadbw): Likewise.
19743 (ssse3_phaddwv8hi3): Likewise.
19744 (ssse3_phaddwv4hi3): Likewise.
19745 (ssse3_phadddv4si3): Likewise.
19746 (ssse3_phadddv2si3): Likewise.
19747 (ssse3_phaddswv8hi3): Likewise.
19748 (ssse3_phaddswv4hi3): Likewise.
19749 (ssse3_phsubwv8hi3): Likewise.
19750 (ssse3_phsubwv4hi3): Likewise.
19751 (ssse3_phsubdv4si3): Likewise.
19752 (ssse3_phsubdv2si3): Likewise.
19753 (ssse3_phsubswv8hi3): Likewise.
19754 (ssse3_phsubswv4hi3): Likewise.
19755 (ssse3_pmaddubsw128): Likewise.
19756 (sse3_pmaddubsw: Likewise.
19757 (ssse3_palignrti): Likewise.
19758 (ssse3_palignrdi): Likewise.
19760 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19762 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19764 2009-04-06 Richard Guenther <rguenther@suse.de>
19766 PR tree-optimization/28868
19767 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19768 of which PHI results we inserted.
19769 (insert_into_preds_of_block): Record inserted PHIs.
19770 (eliminate): Eliminate redundant PHI nodes.
19771 (init_pre): Init inserted_phi_names.
19773 2009-04-06 Richard Guenther <rguenther@suse.de>
19775 PR tree-optimization/39643
19776 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19777 IMAGPART_EXPRs of complex constants.
19778 (execute_fold_all_builtins): If we folded a call queue
19779 TODO_update_address_taken.
19781 2009-04-06 Jan Hubicka <jh@suse.cz>
19783 PR middle-end/39659
19784 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19787 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19789 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19791 (ic_invalidate_array): Likewise.
19793 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19795 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19796 alignment for library calls.
19798 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19800 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19801 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19802 * config/i386/mingw-stdint.h: New file.
19804 2009-04-05 Richard Guenther <rguenther@suse.de>
19806 PR tree-optimization/39648
19807 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19808 our &A vs. &A[0] IL deficiencies.
19810 2009-04-04 Jan Hubicka <jh@suse.cz>
19812 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19813 removed toplevel regions.
19814 (sjlj_mark_call_sites): Likewise.
19816 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19818 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19819 (cygwin tm clause use_gcc_stdint): Set to wrap.
19820 * config/i386/cygwin-stdint.h: New file.
19822 2009-04-04 Richard Guenther <rguenther@suse.de>
19824 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19825 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19826 single-argument PHIs if we are in loop-closed SSA form.
19827 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19828 for the pre-condition.
19829 (slpeel_tree_peel_loop_to_edge): Likewise.
19830 (vect_build_loop_niters): Take an optional sequence to append stmts.
19831 (vect_generate_tmps_on_preheader): Likewise.
19832 (vect_do_peeling_for_loop_bound): Take extra guards for the
19834 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19835 the cost model check.
19836 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19837 guards if we are going to peel. Do not apply versioning in that case.
19838 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19839 (vect_do_peeling_for_loop_bound): Likewise.
19840 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
19841 loop bound only record extra pre-conditions, do not apply loop
19844 2009-04-04 Richard Guenther <rguenther@suse.de>
19846 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
19849 2009-04-04 Jan Hubicka <jh@suse.cz>
19851 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
19852 last_basic_block for size of bb->index indexed array.
19853 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
19854 compute_out, link_btr_uses, build_btr_def_use_webs,
19855 build_btr_def_use_webs, migrate_btr_defs): Likewise.
19857 2009-04-04 Jan Hubicka <jh@suse.cz>
19859 * except.c (remove_eh_handler_and_replace): Break out from ...
19860 (remove_eh_handler): ... here.
19861 (bring_to_root): New function.
19862 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19863 handled ones, bring others to root of tree.
19865 2009-04-04 Jan Hubicka <jh@suse.cz>
19867 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
19868 (all_phis_safe_to_merge): New function.
19869 (update_info): New structure.
19870 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
19871 (cleanup_empty_eh): Update SSA if possible.
19873 2009-04-04 Richard Guenther <rguenther@suse.de>
19875 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
19876 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
19877 (append_vuse): Likewise.
19879 2009-04-04 Jakub Jelinek <jakub@redhat.com>
19881 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
19882 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
19883 instead of REG_UNSAVED for DW_CFA_undefined.
19884 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
19885 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
19888 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
19891 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
19892 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
19893 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
19895 2009-04-04 Richard Guenther <rguenther@suse.de>
19897 PR tree-optimization/8781
19898 PR tree-optimization/37892
19899 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19900 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19901 (valueize_refs): Call it for *& valueizations.
19902 (shared_reference_ops_from_ref): Rename to ...
19903 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19904 (shared_reference_ops_from_call): Rename to ...
19905 (valueize_shared_reference_ops_from_call): ... this and valueize.
19906 (vn_reference_lookup): Update.
19907 (visit_reference_op_call): Likewise.
19908 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19909 (eliminate): Value-replace the call address in call statements.
19911 2009-04-04 Richard Guenther <rguenther@suse.de>
19913 PR tree-optimization/39636
19914 * tree-ssa-forwprop.c
19915 (forward_propagate_addr_into_variable_array_index): Check for
19916 GIMPLE_ASSIGN before accessing the rhs code.
19918 2009-04-03 Jason Merrill <jason@redhat.com>
19920 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19922 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19924 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19925 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19926 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19927 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19928 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19929 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19930 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19931 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19932 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19933 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19934 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19935 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19936 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19937 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19938 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19939 Use fr_reg_or_fp01_operand instead of fr_register_operand
19941 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19942 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19943 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19945 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19947 PR rtl-optimization/39607
19948 PR rtl-optimization/39631
19952 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19953 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19954 instead of DF_LR_OUT.
19955 * ira-lives.c (process_bb_node_lives): Ditto.
19956 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19957 instead of DF_LR_{OUT,IN}.
19958 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19959 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19961 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19963 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19964 (execute_lower_omp): Always run but take the short way out if -fopenmp
19966 (gate_lower_omp): Remove, forcing the pass manager to always run the
19967 pass and always set PROP_gimple_lomp.
19968 (pass_lower_omp): Remove gate function.
19969 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19970 PROP_trees. Instead, require it.
19971 * ipa-cp.c (pass_ipa_cp): Likewise.
19972 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19973 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19974 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19975 and PROP_gimple_leh.
19977 2009-04-03 Richard Guenther <rguenther@suse.de>
19979 PR middle-end/13146
19980 PR tree-optimization/23940
19981 PR tree-optimization/33237
19982 PR middle-end/33974
19983 PR middle-end/34093
19984 PR tree-optimization/36201
19985 PR tree-optimization/36230
19986 PR tree-optimization/38049
19987 PR tree-optimization/38207
19988 PR tree-optimization/38230
19989 PR tree-optimization/38301
19990 PR tree-optimization/38585
19991 PR middle-end/38895
19992 PR tree-optimization/38985
19993 PR tree-optimization/39299
19994 * tree-ssa-structalias.h: Remove.
19995 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19996 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19997 (struct vuse_element_d): Remove.
19998 (struct vuse_vec_d): Likewise.
19999 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20000 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20001 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20002 VUSE_ELEMENT_VAR): Likewise.
20003 (struct voptype_d): Likewise.
20004 (NUM_VOP_FREE_BUCKETS): Likewise.
20005 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20006 (struct stmt_operands_d): Remove.
20007 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20008 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20009 VDEF_NUM, VDEF_VECT): Likewise.
20010 (copy_virtual_operands): Remove.
20011 (operand_build_cmp): Likewise.
20012 (create_ssa_artificial_load_stmt): Likewise.
20013 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20014 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20015 vuse_index and mayuse_index members. Pack and move done and iter_type
20016 members to the front.
20017 (SSA_OP_VMAYUSE): Remove.
20018 (SSA_OP_VIRTUAL_USES): Adjust.
20019 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20020 (unlink_stmt_vdef): Declare.
20021 (add_to_addressable_set): Remove.
20022 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20023 (vrp_visit_stmt): Likewise.
20024 * doc/tree-ssa.texi (Alias analysis): Update.
20025 * doc/invoke.texi (max-aliased-vops): Remove docs.
20026 (avg-aliased-vops): Likewise.
20027 * tree-into-ssa.c (syms_to_rename): Remove.
20028 (need_to_update_vops_p): Likewise.
20029 (need_to_initialize_update_ssa_p): Rename to ...
20030 (update_ssa_initialized_fn): ... this. Track function we are
20032 (symbol_marked_for_renaming): Simplify.
20033 (add_new_name_mapping): Do not set need_to_update_vops_p.
20034 (dump_currdefs): Use SYMS_TO_RENAME.
20035 (rewrite_update_stmt): Always walk all uses/defs.
20036 (dump_update_ssa): Adjust.
20037 (init_update_ssa): Take function argument. Track what we are
20039 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20040 (create_new_def_for): Initialize for cfun, assert we are initialized
20042 (mark_sym_for_renaming): Simplify.
20043 (mark_set_for_renaming): Do not initialize update-ssa.
20044 (need_ssa_update_p): Simplify. Take function argument.
20045 (name_mappings_registered_p): Assert we ask for the correct function.
20046 (name_registered_for_update_p): Likewise.
20047 (ssa_names_to_replace): Likewise.
20048 (release_ssa_name_after_update_ssa): Likewise.
20049 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20050 (dump_decl_set): Do not print a newline.
20051 (debug_decl_set): Do it here.
20052 (dump_update_ssa): And here.
20053 * tree-ssa-loop-im.c (move_computations): Adjust.
20054 (movement_possibility): Likewise.
20055 (determine_max_movement): Likewise.
20056 (gather_mem_refs_stmt): Likewise.
20057 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20058 or NAME_MEMORY_TAG.
20059 * tree-complex.c (update_all_vops): Remove.
20060 (expand_complex_move): Adjust.
20061 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20062 Simplify test for memory referencing statement. Exclude
20063 non-invariant ADDR_EXPRs.
20064 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20065 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20066 (rdg_flag_uses): Likewise.
20067 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20069 (tree_optimize_tail_calls_1): Also split the
20070 edge from the entry block if we have degenerate PHI nodes in
20071 the first basic block.
20072 * tree.c (init_ttree): Remove memory-tag related code.
20073 (tree_code_size): Likewise.
20074 (tree_node_structure): Likewise.
20075 (build7_stat): Re-write to be build6_stat.
20076 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20077 (SSA_VAR_P): Adjust.
20078 (struct tree_memory_tag): Remove.
20079 (struct tree_memory_partition_tag): Likewise.
20080 (union tree_node): Adjust.
20081 (build7): Re-write to be build6.
20082 * tree-pass.h (pass_reset_cc_flags): Remove.
20083 (TODO_update_address_taken): New flag.
20084 (pass_simple_dse): Remove.
20085 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20086 * params.h (MAX_ALIASED_VOPS): Remove.
20087 (AVG_ALIASED_VOPS): Likewise.
20088 * omp-low.c (expand_omp_taskreg): Update SSA form.
20089 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20090 aliases the lhs in a copy stmt.
20091 * tree-ssa-dse.c (struct address_walk_data): Remove.
20092 (memory_ssa_name_same): Likewise.
20093 (memory_address_same): Likewise.
20094 (get_kill_of_stmt_lhs): Likewise.
20095 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20096 unused stores. Look through PHI nodes into post-dominated regions.
20097 (dse_optimize_stmt): Simplify. Properly remove stores.
20098 (tree_ssa_dse): Compute dominators.
20099 (execute_simple_dse): Remove.
20100 (pass_simple_dse): Likewise.
20101 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20102 gimple_loaded_syms and gimple_stored_syms computation.
20103 * toplev.c (dump_memory_report): Dump alias and pta stats.
20104 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20105 (vn_reference_eq): Likewise.
20106 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20107 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20108 valueize_vuses): Remove.
20109 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20110 (get_def_ref_stmt_vuse): ... this.
20111 (vn_reference_lookup_2): New function.
20112 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20113 walking equivalent vuses. Simplify.
20114 (vn_reference_lookup): Likewise.
20115 (vn_reference_insert): Likewise.
20116 (vn_reference_insert_pieces): Likewise.
20117 (visit_reference_op_call): Simplify.
20118 (visit_reference_op_load): Likewise.
20119 (visit_reference_op_store): Likewise.
20120 (init_scc_vn): Remove shared_lookup_vuses initialization.
20121 (free_scc_vn): Remove shared_lookup_vuses freeing.
20122 (sort_vuses, sort_vuses_heap): Remove.
20123 (get_ref_from_reference_ops): Export.
20124 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20125 vector with single vuse pointer.
20126 (vn_reference_lookup_pieces, vn_reference_lookup,
20127 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20128 (shared_vuses_from_stmt): Remove.
20129 (get_ref_from_reference_ops): Declare.
20130 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20131 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20132 memory-tag related code.
20133 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20134 (likely_value): Add comment, skip static-chain of call statements.
20135 (surely_varying_stmt_p): Adjust.
20136 (gimplify_and_update_call_from_tree): Likewise.
20137 (execute_fold_all_builtins): Do not rebuild alias info.
20138 (gimplify_and_update_call_from_tree): Properly update VOPs.
20139 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20140 (copy_ref_info): Remove memory-tag related code.
20141 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20142 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20143 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20145 * tree-ssa-dom.c (gimple_p): Remove typedef.
20146 (eliminate_redundant_computations): Adjust.
20147 (record_equivalences_from_stmt): Likewise.
20148 (avail_expr_hash): Likewise.
20149 (avail_expr_eq): Likewise.
20150 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20151 (stmt_makes_single_load): Likewise.
20152 (stmt_makes_single_store): Likewise.
20153 * tree-ssa-alias.c: Rewrite completely.
20154 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20155 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20156 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20157 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20158 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20159 Remove public functions.
20160 (pass_reset_cc_flags): Remove.
20161 (pass_build_alias): Move ...
20162 * tree-ssa-structalias.c (pass_build_alias): ... here.
20163 * tree-ssa-alias.c (may_be_aliased): Move ...
20164 * tree-flow-inline.h (may_be_aliased): ... here.
20165 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20166 count_uses_and_derefs): Move ...
20167 * gimple.c: ... here.
20168 * gimple.h (count_uses_and_derefs): Declare.
20169 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20170 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20171 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20172 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20173 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20174 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20175 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20177 * tree-dfa.c (refs_may_alias_p): Move ...
20178 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20179 * tree-ssa-alias.h: New file.
20180 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20181 (statement_sink_location): Likewise.
20182 * opts.c (decode_options): Do not adjust max-aliased-vops or
20183 avg-aliased-vops values.
20184 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20185 (TV_CALL_CLOBBER): Likewise.
20186 (TV_FLOW_SENSITIVE): Likewise.
20187 (TV_FLOW_INSENSITIVE): Likewise.
20188 (TV_MEMORY_PARTITIONING): Likewise.
20189 (TV_ALIAS_STMT_WALK): New timevar.
20190 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20191 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20192 (get_address_description): Remove memory-tag related code.
20193 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20194 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20195 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20196 and immediate uses in statements. Document.
20197 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20198 (dump_symbols): Remove.
20199 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20200 * alias.c (get_deref_alias_set): New function split out from ...
20201 (get_alias_set): ... here.
20202 * alias.h (get_deref_alias_set): Declare.
20203 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20204 type parameter. Remove restrict pointer handling. Create a
20205 ref-all pointer in case type-based alias sets do not conflict.
20206 (vect_analyze_data_refs): Remove SMT related code.
20207 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20208 (vectorizable_load): Likewise.
20209 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20210 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20211 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20212 Ignore vops and SMTs.
20213 (dr_analyze_alias): Likewise..
20214 (free_data_ref): Likewise.
20215 (create_data_ref): Likewise.
20216 (analyze_all_data_dependences): Likewise.
20217 (get_references_in_stmt): Adjust.
20218 * tree-flow-inline.h (gimple_aliases_computed_p,
20219 gimple_addressable_vars, gimple_call_clobbered_vars,
20220 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20221 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20222 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20223 gimple_mem_ref_stats): Remove.
20224 (gimple_vop): New function.
20225 (op_iter_next_use): Remove vuses and mayuses cases.
20226 (op_iter_next_def): Remove vdefs case.
20227 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20228 (clear_and_done_ssa_iter): Do not set removed fields.
20229 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20230 Assert we are not iterating over vuses or vdefs if not also
20231 iterating over uses or defs.
20232 (op_iter_init_use): Likewise.
20233 (op_iter_init_def): Likewise.
20234 (op_iter_next_vdef): Remove.
20235 (op_iter_next_mustdef): Likewise.
20236 (op_iter_init_vdef): Likewise.
20237 (compare_ssa_operands_equal): Likewise.
20238 (link_use_stmts_after): Handle vuse operand.
20239 (is_call_used): Use is_call_clobbered.
20240 (is_call_clobbered): Global variables are always call clobbered,
20241 query the call-clobbers bitmap.
20242 (mark_call_clobbered): Ignore global variables.
20243 (clear_call_clobbered): Likewise.
20244 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20245 virtual operands sanity check.
20246 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20248 (TARGET_MEM_REF): Remove TMR_TAG operand.
20249 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20250 Remove call-clobber related code.
20251 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20252 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20253 partitions or escape reason.
20254 (get_single_def_stmt, get_single_def_stmt_from_phi,
20255 get_single_def_stmt_with_phi): Remove.
20256 (dump_referenced_vars): Tidy.
20257 (get_ref_base_and_extent): Allow bare decls.
20258 (collect_dfa_stats): Adjust.
20259 * graphite.c (rename_variables_in_stmt): Adjust.
20260 (graphite_copy_stmts_from_block): Likewise.
20261 (translate_clast): Likewise.
20262 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20264 (translate_vuse_through_block): Use the oracle.
20265 (phi_translate_1): Adjust.
20266 (value_dies_in_block_x): Use the oracle. Cache the outcome
20268 (valid_in_sets): Check if the VUSE for
20269 a REFERENCE is available.
20270 (eliminate): Do not remove stmts during elimination,
20271 instead queue and remove them afterwards.
20272 (do_pre): Do not rebuild alias info.
20273 (pass_pre): Run TODO_rebuild_alias before PRE.
20274 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20275 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20276 (mark_all_v_defs_stmt): Remove.
20277 (mark_all_v_defs_seq): Adjust.
20278 (sra_replace): Likewise.
20279 (scalarize_use): Likewise.
20280 (scalarize_copy): Likewise.
20281 (scalarize_init): Likewise.
20282 (scalarize_ldst): Likewise.
20283 (todoflags): Remove.
20284 (tree_sra): Do not rebuild alias info.
20285 (tree_sra_early): Adjust.
20286 (pass_sra): Run TODO_update_address_taken before SRA.
20287 * tree-predcom.c (set_alias_info): Remove.
20288 (prepare_initializers_chain): Do not call it.
20289 (mark_virtual_ops_for_renaming): Adjust.
20290 (mark_virtual_ops_for_renaming_list): Remove.
20291 (initialize_root_vars): Adjust.
20292 (initialize_root_vars_lm): Likewise.
20293 (prepare_initializers_chain): Likewise.
20294 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20295 (may_propagate_copy_into_stmt): Likewise.
20296 (merge_alias_info): Do nothing for now.
20297 (propagate_tree_value_into_stmt): Adjust.
20298 (stmt_may_generate_copy): Likewise.
20299 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20300 not mark symbols for renaming.
20301 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20302 with the same statement, make sure to update the new pointed-to one.
20303 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20304 call statements, do not mark symbols for renaming.
20305 (mark_operand_necessary): Dump something.
20306 (ref_may_be_aliased): New function.
20307 (mark_aliased_reaching_defs_necessary_1): New helper function.
20308 (mark_aliased_reaching_defs_necessary): Likewise.
20309 (mark_all_reaching_defs_necessary_1): Likewise.
20310 (mark_all_reaching_defs_necessary): Likewise.
20311 (propagate_necessity): Do not process virtual PHIs. For
20312 non-aliased loads mark all reaching definitions as necessary.
20313 For aliased loads and stores mark the immediate dominating
20314 aliased clobbers as necessary.
20315 (visited): New global static.
20316 (perform_tree_ssa_dce): Free visited bitmap after propagating
20318 (remove_dead_phis): Perform simple dead virtual PHI removal.
20319 (remove_dead_stmt): Properly unlink virtual operands when
20321 (eliminate_unnecessary_stmts): Schedule PHI removal after
20323 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20324 (process_replaceable): Likewise.
20325 (find_replaceable_in_bb): Likewise.
20326 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20327 based on the single gimple vop.
20328 (verify_flow_insensitive_alias_info): Remove.
20329 (verify_flow_sensitive_alias_info): Likewise.
20330 (verify_call_clobbering): Likewise.
20331 (verify_memory_partitions): Likewise.
20332 (verify_alias_info): Likewise.
20333 (verify_ssa): Adjust..
20334 (execute_update_addresses_taken): Export. Update SSA
20335 manually. Optimize only when optimizing. Use a local bitmap.
20336 (pass_update_address_taken): Remove TODO_update_ssa, add
20338 (pass_update_address_taken): Just use TODO_update_address_taken.
20339 (init_tree_ssa): Do not initialize addressable_vars.
20340 (verify_ssa): Verify new VUSE / VDEF properties.
20341 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20342 Do not call verify_alias_info.
20343 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20344 Do not free the loaded and stored syms bitmaps. Reset the escaped
20345 and callused solutions. Do not free addressable_vars.
20346 Remove memory-tag related code.
20347 (warn_uninitialized_var): Aliases are always available.
20348 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20349 * lambda-code.c (can_put_in_inner_loop): Adjust.
20350 (can_put_after_inner_loop): Likewise.
20351 (perfect_nestify): Likewise.
20352 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20353 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20354 (vectorizable_conversion): Do not mark symbols for renaming.
20355 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20356 (expand_call_inline): Unlink the calls virtual operands before
20358 (tree_function_versioning): Do not call update_ssa if we are not
20359 updating clones. Simplify.
20360 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20361 (propagate_with_phi): Likewise..
20362 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20363 clobber code. Assert we are not aliased or global.
20364 * tree-flow.h: Include tree-ssa-alias.h
20365 (enum escape_type): Remove.
20366 (struct mem_sym_stats_d): Likewise.
20367 (struct mem_ref_stats_d): Likewise.
20368 (struct gimple_df): Add vop member. Remove global_var,
20369 call_clobbered_vars, call_used_vars, addressable_vars,
20370 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20371 escaped and callused members.
20372 (struct ptr_info_def): Remove all members, add points-to solution
20374 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20375 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20376 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20377 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20378 (tree-ssa-alias.o): Likewise.
20379 (toplev.o): Add tree-ssa-alias.h
20380 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20381 * gimple.c (gimple_set_bb): Fix off-by-one error.
20382 (is_gimple_reg): Do not handle memory tags.
20383 (gimple_copy): Also copy virtual operands.
20384 Delay updating the statement. Do not reset loaded and stored syms.
20385 (gimple_set_stored_syms): Remove.
20386 (gimple_set_loaded_syms): Likewise.
20387 (gimple_call_copy_skip_args): Copy the virtual operands
20388 and mark the new statement modified.
20389 * tree-ssa-structalias.c (may_alias_p): Remove.
20390 (set_uids_in_ptset): Take the alias set to prune with as
20391 parameter. Fold in the alias test of may_alias_p.
20392 (compute_points_to_sets): Compute whether a ptr is dereferenced
20393 in a local sbitmap.
20394 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20395 other ADDRESSOF constraints on the lhs.
20396 (get_constraint_for_component_ref): Assert that we don't get
20397 ADDRESSOF constraints from the base of the reference.
20398 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20399 (struct variable_info): Remove collapsed_to member.
20400 (get_varinfo_fc): Remove.
20401 (new_var_info): Do not set collapsed_to.
20402 (dump_constraint): Do not follow cycles.
20403 (dump_constraint_graph): Likewise.
20404 (build_pred_graph): Likewise.
20405 (build_succ_graph): Likewise.
20406 (rewrite_constraints): Likewise.
20407 (do_simple_structure_copy): Remove.
20408 (do_rhs_deref_structure_copy): Remove.
20409 (do_lhs_deref_structure_copy): Remove.
20410 (collapse_rest_of_var): Remove.
20411 (do_structure_copy): Re-implement.
20412 (pta_stats): New global variable.
20413 (dump_pta_stats): New function.
20414 (struct constraint_expr): Make offset signed.
20415 (UNKNOWN_OFFSET): Define special value.
20416 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20417 (solution_set_expand): New helper function split out from ...
20418 (do_sd_constraint): ... here.
20419 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20420 (do_ds_constraint): Likewise.
20421 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20422 and CALLUSED = *CALLUSED.
20423 (set_union_with_increment): Make inc argument signed.
20424 (type_safe): Remove.
20425 (get_constraint_for_ptr_offset): Handle unknown and negative
20427 (first_vi_for_offset): Handle offsets before start. Bail
20428 out early for offsets beyond the variable extent.
20429 (first_or_preceding_vi_for_offset): New function.
20430 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20431 Together with ESCAPED = *ESCAPED this properly computes reachability.
20432 (find_what_var_points_to): New function.
20433 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20434 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20435 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20436 pt_solutions_intersect): New functions.
20437 (compute_call_used_vars): Remove.
20438 (compute_may_aliases): New main entry into PTA computation.
20439 * gimple.h (gimple_p): New typedef.
20440 (struct gimple_statement_base): Remove references_memory_p.
20441 (struct gimple_statement_with_memory_ops_base): Remove
20442 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20444 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20445 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20446 gimple_set_references_memory): Remove.
20447 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20448 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20450 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20451 (verify_expr): Allow RESULT_DECL.
20452 (gimple_duplicate_bb): Do not copy virtual operands.
20453 (gimple_duplicate_sese_region): Adjust.
20454 (gimple_duplicate_sese_tail): Likewise.
20455 (mark_virtual_ops_in_region): Remove.
20456 (move_sese_region_to_fn): Do not call it.
20457 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20458 and pass_simple_dse.
20459 (execute_function_todo): Handle TODO_update_address_taken,
20460 call execute_update_addresses_taken for TODO_rebuild_alias.
20461 (execute_todo): Adjust.
20462 (execute_one_pass): Init dump files early.
20463 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20465 (create_general_new_stmt): Clear vops.
20466 * tree-ssa-reassoc.c (get_rank): Adjust.
20467 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20468 symbols for renaming.
20469 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20470 (PARAM_AVG_ALIASED_VOPS): Likewise.
20471 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20472 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20473 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20474 (operand_build_cmp, copy_virtual_operands,
20475 create_ssa_artificial_load_stmt, add_to_addressable_set,
20476 gimple_add_to_addresses_taken): Remove public functions.
20477 (unlink_stmt_vdef): New function.
20479 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20481 * config.gcc (powerpc-*-linux*): Merge variants.
20483 2009-04-02 Chao-ying Fu <fu@mips.com>
20484 James Grosbach <james.grosbach@microchip.com>
20486 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20487 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20489 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20490 keep_interrupts_masked_p, use_debug_exception_return_p.
20491 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20492 keep_interrupts_masked, use_debug_exception_return.
20493 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20494 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20496 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20497 (mips_print_operand): Process COP0 registers to print $0 .. $31
20498 correctly for GAS to process.
20499 (mips_interrupt_extra_call_saved_reg_p): New function.
20500 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20502 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20503 (mips_compute_frame_info): Add supports for interrupt context that
20504 includes doubleword accumulators and COP0 registers.
20505 (mips_for_each_saved_acc): New function.
20506 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20507 mips_for_each_saved_reg.
20508 (mips_save_reg): Save accumulators.
20509 (mips_kernel_reg_p): A new for_each_rtx callback.
20510 (mips_expand_prologue): Support interrupt handlers.
20511 (mips_restore_reg): Restore accumulators.
20512 (mips_expand_epilogue): Support interrupt handlers.
20513 (mips_can_use_return_insn): Return false for interrupt handlers.
20514 (mips_epilogue_uses): New function.
20515 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20516 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20517 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20518 cop0_move): New instructions.
20519 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20520 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20522 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20524 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20525 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20526 interrupt handlers, we use K0 as the temporary register.
20527 (EPILOGUE_USES): Change to a function call.
20528 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20529 handlers, we use K0 as the temporary register.
20531 * doc/extend.texi (Function Attributes): Document interrupt,
20532 use_shadow_register_set, keep_interrupts_masked,
20533 use_debug_exception_return for MIPS attributes.
20535 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20537 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20538 Remove a number of t-files from tmake_file.
20539 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20540 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20541 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20542 target_prototype, not TARGET_PROTOTYPE.
20543 (LINK_OS_GNU_SPEC): Define.
20544 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20545 and darwin-ldoubdle.c.
20547 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20550 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20551 (cpp_options): Ditto.
20552 (default_compilers): Ditto.
20553 (display_help): Ditto.
20554 (process_command): Ditto.
20555 (do_spec_1): Ditto.
20556 (set_input): Use lbasename instead of duplicate code.
20557 (save_temps_prefix): New static for -save-temps=obj.
20558 (save_temps_length): Ditto.
20560 * doc/invoke.texi (-save-temps=obj): Document new variant to
20561 -save-temps switch.
20563 2009-04-02 Jeff Law <law@redhat.com>
20565 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20568 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20570 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20571 * configure: Regenerated.
20573 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20575 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20576 share the argument list.
20578 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20582 2009-02-12 Diego Novillo <dnovillo@google.com>
20584 * varpool.c (debug_varpool): New.
20585 * cgraph.h (debug_varpool): Declare.
20587 2009-04-02 Jan Hubicka <jh@suse.cz>
20589 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20592 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20594 * config/i386/i386.c (ix86_abi): Move initialization to ...
20595 (override_options): Here.
20597 2009-04-02 Christian Bruel <christian.bruel@st.com>
20599 * config/sh/sh.c (sh_dwarf_register_span): New function.
20600 (TARGET_DWARF_REGISTER_SPAN): Define.
20601 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20603 2009-04-02 Ira Rosen <irar@il.ibm.com>
20605 PR tree-optimization/39595
20606 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20607 interleaved loads group is not greater than the SLP group size.
20609 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20611 * builtins.c (is_builtin_name): New.
20612 (called_as_built_in): Use is_builtin_name.
20613 * tree.h (is_builtin_name): New.
20614 * varasm.c (incorporeal_function_p): Use is_builtin_name
20616 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20618 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20620 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20623 * c-decl.c (clone_underlying_type): Move this ...
20624 * c-common.c (set_underlying_type): ... here.
20625 Also, make sure the function properly sets TYPE_STUB_DECL() on
20626 the newly created typedef variant type.
20627 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20628 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20631 2009-04-02 Richard Guenther <rguenther@suse.de>
20633 PR tree-optimization/37221
20634 * tree-flow.h (degenerate_phi_result): Declare.
20635 * tree-ssa-dom.c (degenerate_phi_result): Export.
20636 * tree-scalar-evolution.c (analyze_initial_condition): If
20637 the initial condition is defined by a degenerate PHI node
20638 use the degenerate value.
20640 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20642 PR rtl-optimization/39588
20643 * combine.c (merge_outer_ops): Do not set the constant when this
20645 (simplify_shift_const_1): Do not modify it either in this case.
20647 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20649 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20650 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20652 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20655 * c-lex.c (interpret_float): Default (no suffix) is double.
20657 2009-04-1 Xinliang David Li <davidxl@google.com>
20659 * config/i386/i386.c (legitimate_constant_p): Recognize
20660 all one vector constant.
20662 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20664 * config/vax/vax.c: Add #includes to silence warnings.
20665 Change #include order to silence two warnings.
20667 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20669 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20670 (ASM_SPEC): Pass -k to the assembler for PIC code.
20672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20674 * config.gcc: Add vax-*-linux* to the switch.
20675 * config/vax/linux.h: New file. (TARGET_VERSION,
20676 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20678 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20680 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20681 Use predicate macros instead of GET_CODE() == foo.
20682 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20683 ashlsi3, rotrsi3, <unnamed>): Likewise.
20685 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20687 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20688 jbbccihi, jbbccisi): Remova trailing whitespace.
20689 * config/vax/constraints.md: Likewise.
20690 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20691 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20692 * config/vax/predicates.md: Likewise.
20693 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20694 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20695 * config/vax/vax.h: Likewise.
20696 * config/vax/vax.md (nonlocal_goto): Likewise.
20698 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20700 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20701 (indirectable_address_p, adjacent_operands_p): Add spaces around
20703 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20705 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20707 * config/vax/vax.c (legitimate_constant_address_p,
20708 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20709 index_term_p, reg_plus_index_p, legitimate_address_p,
20710 vax_mode_dependent_address_p): Update comments to match functions
20711 modified by the recent int->bool conversion.
20713 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20715 * config/vax/builtins.md: Update copyright message.
20716 * config/vax/constraints.md: Likewise.
20717 * config/vax/netbsd-elf.h: Likewise.
20718 * config/vax/predicates.md: Likewise.
20719 * config/vax/vax-protos.h: Likewise.
20720 * config/vax/vax.c: Likewise.
20721 * config/vax/vax.h: Likewise.
20722 * config/vax/vax.md: Likewise.
20723 * config/vax/vax.opt: Likewise.
20725 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20727 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20728 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20729 * config/vax/constraints.md (B, R): Likewise.
20730 * config/vax/predicates.md (external_memory_operand,
20731 nonimmediate_addsub_di_operand): Likewise.
20732 * config/vax/vax.c (vax_output_int_add): Likewise.
20733 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20734 untyped_call): Likewise.
20736 2009-04-01 Matt Thomas <matt@3am-software.com>
20738 * config/vax/predicates.md: New file.
20739 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20740 external_const_operand, nonsymbolic_operand, external_memory_operand,
20741 indirect_memory_operand, indexed_memory_operand,
20742 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20743 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20745 * config/vax/constraints.md: New file.
20746 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20748 * config/vax/builtins.md: New file.
20749 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20750 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20752 * config/vax/vax.opt (mqmath): Add option.
20753 * config/vax/vax.md (isfx): Extend with DI.
20754 (VAXintQH, VAXintQHSD): Define.
20755 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20756 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20757 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20758 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20759 (movdi): Update constraints and use vax_output_int_move().
20760 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20761 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20762 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20763 nonlocal_goto): New.
20764 (mov<mode>): Extend accepted operand types.
20765 (subdi3_old): Rename from subdi3, change update constraints and use
20766 a new implementation.
20767 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20768 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20769 MOVE_RATIO, CLEAR_RATIO): Define.
20770 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20771 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20772 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20773 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20774 (split_quadword_operands): Make static and really allow variable
20776 (print_operand_address): Update for PIC generation.
20777 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20778 indexable_address_p, fixup_mathdi_operand,
20779 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20780 (vax_float_literal, legitimate_constant_p,
20781 indirectable_constant_address_p, index_term_p,
20782 reg_plus_index_p): Return bool instead of int.
20783 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20785 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20787 (vax_output_conditional_branch): Indent.
20788 (legitimate_constant_address_p, indirectable_constant_address_p,
20789 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20790 vax_mode_dependent_address_p): Return bool instead of int, update for
20792 * config/vax/vax-protos.h (legitimate_constant_address_p,
20793 legitimate_constant_p, legitimate_address_p,
20794 vax_mode_dependent_address_p): Change declaration to bool.
20795 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20796 vax_expand_addsub_di_operands, vax_output_int_subtract,
20797 vax_output_movmemsi): Declare.
20798 (split_quadword_operands, vax_float_literal): Delete declaration.
20799 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20800 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20801 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20802 ASM_OUTPUT_DWARF_PCREL): Define.
20803 (ASM_SPEC): Change definition to allow PIC generation.
20805 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20807 * doc/sourcebuild.texi: Update front-end requirements.
20809 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20812 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20813 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20814 (booldi3_internal3): Use boolean_or_operator instead of
20817 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20820 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20821 declarator whose size is not an integer constant expression but
20822 folds to an integer constant, then treat it as a constant
20825 2009-04-01 Richard Guenther <rguenther@suse.de>
20827 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20828 i * 4 + 2 to (i * 2 + 1) * 2.
20830 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20833 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20834 return if c_parser_asm_string_literal returned NULL.
20836 2009-04-01 Nick Clifton <nickc@redhat.com>
20838 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
20840 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
20841 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
20842 other typedefs to avoid conflicts with libgcc2.c. Define labels
20843 to gain 16-bit bit-manipulation functions from libgcc2.c and then
20845 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
20846 to gain 16-bit trapping arithmetic functions from libgcc2.c and
20849 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
20851 * varasm.c (default_function_rodata_section): Declare DOT as
20854 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
20855 Andrey Galkin <agalkin@hypercom.com>
20858 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
20859 Make object_name unique for each process.
20861 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20864 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20865 addressable variables in the parallel that could go out of scope while
20866 running queued tasks.
20868 2009-04-01 Anatoly Sokolov <aesok@post.ru>
20870 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
20871 (CASE_VALUES_THRESHOLD): Redefine.
20872 * config/avr/avr.c (avr_override_options): Remove initialization of
20873 avr_case_values_threshold variable.
20874 (avr_case_values_threshold): Remove variable. Add new function.
20875 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
20876 * config/avr/avr.opt (mno-tablejump): Remove option.
20877 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
20879 2009-04-01 DJ Delorie <dj@redhat.com>
20881 * varasm.c (default_function_rodata_section): Don't assume
20882 anything about where the first '.' in the section name is.
20884 2009-04-01 Alan Modra <amodra@bigpond.net.au>
20886 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
20887 rs6000_emit_stack_tie.
20889 2009-03-31 Ian Lance Taylor <iant@google.com>
20891 * tree-eh.c (tree_remove_unreachable_handlers): Compare
20892 gimple_code with GIMPLE_RESX, not RESX.
20894 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20896 * c-common.c (c_get_ident): New.
20897 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20899 2009-04-01 Ben Elliston <bje@au.ibm.com>
20901 * config/rs6000/sysv4.opt (msdata): Improve option description.
20903 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20905 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20906 (divdf3_internal_lat): Remove.
20907 (divxf3_internal_lat): Remove.
20908 (divxf3_internal_thr): Remove.
20909 (divxf): Use divxf3_internal.
20910 * config/ia64/div.md (divsf3_internal_lat): New.
20911 (divdf3_internal_lat): New.
20912 (divxf3_internal): New.
20914 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20917 * Makefile.in (USE_GCC_STDINT): Define.
20918 (stmp-int-hdrs): Install stdint.h if applicable.
20919 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20921 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20922 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20923 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20924 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20925 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20926 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20927 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20928 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20929 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20930 (c_common_nodes_and_builtins): Initialize
20931 underlying_wchar_type_node. Do not initialize
20932 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20933 nodes for new types.
20934 (c_stddef_cpp_builtins): Define macros for new types.
20935 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20937 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20938 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20939 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20940 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20941 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20942 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20943 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20944 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20945 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20946 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20947 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20948 int16_type_node, int32_type_node, int64_type_node,
20949 uint8_type_node, uint16_type_node, c_uint32_type_node,
20950 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20951 int_least32_type_node, int_least64_type_node,
20952 uint_least8_type_node, uint_least16_type_node,
20953 uint_least32_type_node, uint_least64_type_node,
20954 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20955 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20956 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20957 uintptr_type_node): Define.
20958 * c-cppbuiltin.c (builtin_define_constants,
20959 builtin_define_type_minmax): New.
20960 (builtin_define_stdint_macros): Define more macros.
20961 (c_cpp_builtins): Define more limit macros.
20962 (type_suffix): New.
20963 (builtin_define_type_max): Define in terms of
20964 builtin_define_type_minmax. Remove is_long parameter. All
20966 * config.gcc (use_gcc_stdint): Define.
20967 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20968 Add newlib-stdint.h for generic targets.
20969 * config/glibc-stdint.h, config/newlib-stdint.h,
20970 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20971 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20972 * config/score/score.h (UINTPTR_TYPE): Define.
20973 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20974 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20975 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20976 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20977 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20978 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20979 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20980 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20981 * config/spu/spu.h (STDINT_LONG32): Define.
20982 * configure.ac (use_gcc_stdint): Substitute.
20983 * configure: Regenerate.
20984 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20985 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20986 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20987 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20988 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20989 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20990 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20991 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20992 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20993 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20994 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20995 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20996 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20997 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20998 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20999 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21000 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21001 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21002 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21003 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21004 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21005 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21006 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21007 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21008 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21009 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21010 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21011 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21012 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21014 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21016 * loop-iv.c (suitable_set_for_replacement): Renamed from
21017 simplify_using_assignment; changed to return bool and to accept new
21018 args DEST and SRC. Return true iff we find a source/destination pair
21019 that can be used to make a replacement, and fill SRC and DEST if so.
21020 Remove arg ALTERED. Don't deal with altered regs here. All callers
21022 (simplify_using_initial_values): Deal with altered regs here and track
21023 more precisely the effect they have on the validity of our expression.
21025 * loop-iv.c (simplify_using_condition): A condition of the form
21026 (EQ REG CONST) can be used to simply make a substitution.
21027 (simplify_using_initial_values): Keep track of conditions we have seen
21028 and keep using them to simplify new expressions, while applying the
21029 same substitutions to them as to the expression.
21031 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21032 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21035 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21036 changed. Use this when trying to improve the upper bound.
21037 Generate the comparison by using simplify_gen_relational.
21039 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21041 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21043 (simplify_using_assignment, simplify_using_initial_values): Call
21044 replace_in_expr to make replacements. Call replace_single_def_regs
21045 once on the initial version of the expression.
21047 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21050 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21052 2009-03-31 Richard Guenther <rguenther@suse.de>
21054 PR middle-end/31029
21055 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21056 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21058 2009-03-31 Richard Guenther <rguenther@suse.de>
21060 * tree.h (div_if_zero_remainder): Declare.
21061 * fold-const.c (div_if_zero_remainder): Export.
21062 * tree-ssa-forwprop.c
21063 (forward_propagate_addr_into_variable_array_index): Handle
21064 constant array index addition outside of the variable index.
21066 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21069 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21070 define_splits, floatunssi<mode>2): Require x87 conversions from
21071 DImode to be permitted.
21073 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21075 PR preprocessor/15638
21076 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21078 2009-03-31 Richard Guenther <rguenther@suse.de>
21080 PR middle-end/23401
21081 PR middle-end/27810
21082 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21083 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21084 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21085 a separate statement.
21086 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21087 (lookup_tmp_var): Likewise.
21088 (is_gimple_formal_tmp_or_call_rhs): Remove.
21089 (is_gimple_reg_or_call_rhs): Rename to ...
21090 (is_gimple_reg_rhs_or_call): ... this.
21091 (is_gimple_mem_or_call_rhs): Rename to ...
21092 (is_gimple_mem_rhs_or_call): ... this.
21093 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21094 DECL_GIMPLE_REG_P only if is_formal is true.
21095 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21096 for non-proper post-modify expression gimplification.
21097 (gimplify_self_mod_expr): For post-modify expressions gimplify
21098 the lvalue to a minimal lvalue.
21099 (rhs_predicate_for): Remove formal temp case.
21100 (gimplify_modify_expr_rhs): Likewise.
21101 (gimplify_addr_expr): Use is_gimple_reg.
21102 (gimplify_expr): Remove formal temp cases.
21103 (gimple_regimplify_operands): Likewise.
21104 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21105 and FILTER_EXPR like constants.
21106 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21108 (is_gimple_formal_tmp_rhs): Remove.
21109 (is_gimple_reg_rhs): Remove special casing.
21110 (is_gimple_mem_rhs): Fix.
21111 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21112 (is_gimple_formal_tmp_var): Remove.
21113 (is_gimple_formal_tmp_reg): Likewise.
21114 (is_gimple_min_lval): Allow invariant component ref parts.
21115 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21116 is_gimple_formal_tmp_reg): Remove declarations.
21117 * tree-cfg.c (verify_expr): Verify that variables with address
21118 taken do not have DECL_GIMPLE_REG_P set.
21119 * tree-mudflap.c (mf_build_check_statement_for): Use
21120 force_gimple_operand instead of gimplify_expr.
21122 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21124 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21125 schedulable rows to compute_split_row.
21127 2009-03-31 Ben Elliston <bje@au.ibm.com>
21130 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21133 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21135 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21136 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21137 * configure: Regenerate.
21138 * config.in: Regenerate.
21139 * config/rs6000/rs6000.opt (mtls-markers): Add.
21140 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21141 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21142 (tls_ld_aix, tls_ld_sysv): Likewise.
21143 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21144 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21146 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21148 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21150 2009-03-30 Jan Hubicka <jh@suse.cz>
21152 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21154 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21155 detection and label handling.
21157 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21159 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21160 left_conflicts_size.
21161 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21162 ALLOCNO_LEFT_CONFLICTS_SIZE.
21164 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21165 remove_allocno_from_bucket_and_push,
21166 allocno_spill_priority_compare, push_allocnos_to_stack,
21167 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21168 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21169 (setup_allocno_left_conflicts_num): Ditto. Rename to
21170 setup_allocno_left_conflicts_size.
21171 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21172 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21173 setup_allocno_left_conflicts_size instead of
21174 setup_allocno_left_conflicts_num.
21176 * ira-build.c (ira_create_allocno): Use
21177 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21178 ALLOCNO_LEFT_CONFLICTS_NUM.
21180 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21182 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21183 instead of DF_LR_OUT.
21185 * ira-lives.c (process_bb_node_lives): Ditto.
21187 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21188 instead of DF_LR_{OUT,IN}.
21190 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21192 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21194 2009-03-30 Jan Hubicka <jh@suse.cz>
21196 * except.c (label_to_region_map): Fix thinko.
21198 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21200 PR middle-end/38237
21201 * tree.h (tree_find_value): New declaration.
21202 * tree.c (tree_find_value): New function.
21203 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21205 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21208 * c-decl.c (struct c_binding): Add locus field.
21209 (bind): Add locus argument, set locus field from it.
21210 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21211 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21212 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21213 implicitly_declare, undeclared_variable, lookup_label,
21214 declare_label, c_make_fname_decl, c_builtin_function,
21215 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21218 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21221 * config/i386/i386.c (classify_argument): Check total size of
21224 2009-03-30 Martin Jambor <mjambor@suse.cz>
21226 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21227 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21228 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21231 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21232 seen_variable_array_ref while also traversing a union.
21234 * tree-inline.c (optimize_inline_calls): Do not call
21235 cgraph_node_remove_callees.
21236 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21237 (pass_remove_cgraph_callee_edges): New variable.
21238 * passes.c (init_optimization_passes): Add
21239 pass_remove_cgraph_callee_edges after early inlining and before all
21240 late intraprocedural passes.
21242 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21244 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21246 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21247 Fix typos in names.
21249 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21251 * combine.c (simplify_comparison): Use have_insn_for.
21252 * dojump.c (do_jump): Likewise.
21254 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21256 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21257 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21258 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21259 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21260 instead of sparc_compare_emitted.
21261 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21262 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21263 instead of sparc_compare_emitted.
21265 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21267 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21268 enter/exit cfglayout mode.
21269 (pass_partition_block): Require it.
21270 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21271 (combine_instructions): Track basic blocks instead of labels.
21272 (update_cfg_for_uncondjump): New.
21273 (try_combine): Use it. Update jumps after rescanning.
21274 (pass_combine): Require PROP_cfglayout.
21275 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21277 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21279 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21280 Provide/destroy PROP_cfglayout respectively.
21281 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21282 * tree-pass.h (PROP_cfglayout): New.
21284 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21286 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21287 fold_convert_const_fixed_from_fixed,
21288 fold_convert_const_fixed_from_int,
21289 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21290 set TREE_CONSTANT_OVERFLOW.
21291 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21292 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21294 2009-03-30 Ira Rosen <irar@il.ibm.com>
21296 * tree-vect-loop-manip.c: New file.
21297 * tree-vectorizer.c: Update documentation and included files.
21298 (vect_loop_location): Make extern.
21299 (rename_use_op): Move to tree-vect-loop-manip.c
21300 (rename_variables_in_bb, rename_variables_in_loop,
21301 slpeel_update_phis_for_duplicate_loop,
21302 slpeel_update_phi_nodes_for_guard1,
21303 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21304 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21305 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21306 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21307 find_loop_location): Likewise.
21308 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21309 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21310 get_vectype_for_scalar_type, vect_is_simple_use,
21311 supportable_widening_operation, supportable_narrowing_operation):
21313 (bb_in_loop_p): Move to tree-vect-loop.c.
21314 (new_loop_vec_info, destroy_loop_vec_info,
21315 reduction_code_for_scalar_code, report_vect_op,
21316 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21317 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21318 (vect_supportable_dr_alignment): Likewise.
21319 * tree-vectorizer.h (tree-data-ref.h): Include.
21320 (vect_loop_location): Declare.
21321 Reorganize function declarations according to the new file structure.
21322 * tree-vect-loop.c: New file.
21323 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21324 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21325 * tree-vect-data-refs.c: New file.
21326 * tree-vect-patterns.c (timevar.h): Don't include.
21327 * tree-vect-stmts.c: New file.
21328 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21329 tree-vect-slp.c, tree-vect-loop.c.
21330 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21331 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21332 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21333 (tree-vect-analyze.o): Remove.
21334 (tree-vect-transform.o): Likewise.
21335 (tree-vect-data-refs.o): Add rule.
21336 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21337 tree-vect-slp.o): Likewise.
21338 (tree-vect-patterns.o): Remove redundant dependencies.
21339 (tree-vectorizer.o): Likewise.
21340 * tree-vect-slp.c: New file.
21342 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21344 * optc-gen.awk: Warn if an option flag has multiple different
21347 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21349 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21350 -floop-block): Document dependences on PPL, CLooG and Graphite.
21352 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21354 PR rtl-optimization/323
21355 * c-common.c (c_fully_fold, convert_and_check,
21356 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21357 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21358 * c-common.def (EXCESS_PRECISION_EXPR): New.
21359 * c-cppbuiltin.c (builtin_define_float_constants): Define
21360 constants with enough digits for long double.
21361 * c-lex.c (interpret_float): Interpret constant with excess
21362 precision where appropriate.
21363 * c-opts.c (c_common_post_options): Set
21364 flag_excess_precision_cmdline. Give an error for
21365 -fexcess-precision=standard for C++ for processors where the
21366 option is significant.
21367 * c-parser.c (c_parser_conditional_expression): Handle excess
21368 precision in condition.
21369 * c-typeck.c (convert_arguments): Handle arguments with excess
21371 (build_unary_op): Move excess precision outside operation.
21372 (build_conditional_expr): Likewise.
21373 (build_compound_expr): Likewise.
21374 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21375 (build_modify_expr): Handle excess precision in RHS.
21376 (convert_for_assignment): Handle excess precision in converted
21378 (digest_init, output_init_element, process_init_element): Handle
21379 excess precision in initializer.
21380 (c_finish_return): Handle excess precision in return value.
21381 (build_binary_op): Handle excess precision in operands and add
21382 excess precision as needed for operation.
21383 * common.opt (-fexcess-precision=): New option.
21384 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21385 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21386 For standard excess precision, output explicit conversion to and
21387 truncation from XFmode.
21388 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21389 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21390 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21391 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21392 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21393 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21394 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21395 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21396 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21397 define_splits, sqrt<mode>2): Disable where appropriate for
21398 standard excess precision.
21399 * convert.c (convert_to_real): Do not shorten arithmetic to type
21400 for which excess precision would be used.
21401 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21402 * doc/invoke.texi (-fexcess-precision=): Document option.
21403 (-mfpmath=): Correct index entry.
21404 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21405 flag_excess_precision): New.
21406 * langhooks.c (lhd_post_options): Set
21407 flag_excess_precision_cmdline.
21408 * opts.c (common_handle_option): Handle -fexcess-precision=.
21409 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21410 init_excess_precision): New.
21411 (lang_dependent_init_target): Call init_excess_precision.
21412 * tree.c (excess_precision_type): New.
21413 * tree.h (excess_precision_type): Declare.
21415 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21418 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21419 non-lvalue to component.
21421 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21423 PR preprocessor/34695
21424 * Makefile.in (c-opts.o): Depend on c-tree.h.
21425 * c-common.c: Move down include of diagnostic.h.
21426 (done_lexing, c_cpp_error): New.
21427 * c-common.h (done_lexing): Declare.
21428 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21430 * c-opts.c: Include c-tree.h.
21431 (c_common_init_options): Set preprocessor error callback.
21432 (c_common_handle_option): Do not set preprocessor
21433 inhibit_warnings, warnings_are_errors, warn_system_headers,
21434 pedantic_errors or inhibit_warnings flags.
21435 (c_common_post_options): Do not check cpp_errors (parse_in).
21436 (c_common_finish): Do not output dependencies if there were
21437 errors. Do not check return value of cpp_finish.
21438 * c-ppoutput.c (pp_file_change): Set input_location.
21439 * c-tree.h (c_cpp_error): Declare.
21440 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21442 (diagnostic_build_prefix): Check override_column.
21443 * diagnostic.h (diagnostic_info): Add override_column field.
21444 (diagnostic_override_column): Define.
21446 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21448 * c-common.c (c_expand_expr, c_staticp): Remove.
21449 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21450 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21451 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21452 * c-gimplify.c (gimplify_compound_literal_expr,
21453 optimize_compound_literals_in_ctor): Remove.
21454 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21455 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21456 * c-semantics.c (emit_local_var): Remove.
21458 * langhooks-def.h (lhd_expand_expr): Remove.
21459 * langhooks.c (lhd_expand_expr): Remove.
21460 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21462 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21463 handling from c-semantics.c; don't call into langhook.
21464 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21465 * gimplify.c (gimplify_compound_literal_expr,
21466 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21467 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21468 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21469 as was done in c-gimplify.c.
21470 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21471 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21472 Move from c-common.h.
21473 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21475 * tree.c (staticp): Do not call langhook.
21476 * langhooks.c (lhd_staticp): Delete.
21477 * langhooks-def.h (lhd_staticp): Delete prototype.
21478 (LANG_HOOKS_STATICP): Delete.
21479 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21481 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21482 instead of DECL_STMTs.
21484 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21492 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21494 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21495 contained expression.
21496 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21497 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21498 conditional expressions for C.
21499 (decl_constant_value_for_optimization): Move from
21500 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21501 whether optimizing and that the expression is a VAR_DECL not of
21502 array type instead of doing such checks in the caller. Do not
21503 check pedantic. Call gcc_unreachable for C++.
21504 * c-common.def (C_MAYBE_CONST_EXPR): New.
21505 * c-common.h (c_fully_fold, c_save_expr,
21506 decl_constant_value_for_optimization): New prototypes.
21507 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21508 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21509 EXPR_INT_CONST_OPERANDS): Define.
21510 * c-convert.c (convert): Strip nops from expression.
21511 * c-decl.c (groktypename): Take extra parameters expr and
21512 expr_const_operands. Update call to grokdeclarator.
21513 (start_decl): Update call to grokdeclarator. Add statement for
21514 expressions used in type of decl.
21515 (grokparm): Update call to grokdeclarator.
21516 (push_parm_decl): Update call to grokdeclarator.
21517 (build_compound_literal): Add parameter non_const and build a
21518 C_MAYBE_COSNT_EXPR if applicable.
21519 (grokdeclarator): Take extra parameters expr and
21520 expr_const_operands. Track expressions used in declaration
21521 specifiers and declarators. Fold array sizes and track whether
21522 they are constant expressions and whether they are integer
21523 constant expressions.
21524 (parser_xref_tag): Set expr and expr_const_operands fields in
21526 (grokfield): Update call to grokdeclarator.
21527 (start_function): Update call to grokdeclarator.
21528 (build_null_declspecs): Set expr and expr_const_operands fields in
21530 (declspecs_add_type): Handle expressions in typeof specifiers.
21531 * c-parser.c (c_parser_declspecs): Set expr and
21532 expr_const_operands fields for declaration specifiers.
21533 (c_parser_enum_specifier): Likewise.
21534 (c_parser_struct_or_union_specifier): Likewise.
21535 (c_parser_typeof_specifier): Likewise. Update call to
21536 groktypename. Fold expression as needed. Return expressions with
21537 type instead of adding statements.
21538 (c_parser_attributes): Update calls to c_parser_expr_list.
21539 (c_parser_statement_after_labels): Fold expression before passing
21540 to objc_build_throw_stmt.
21541 (c_parser_condition): Fold expression.
21542 (c_parser_asm_operands): Fold expression.
21543 (c_parser_conditional_expression): Use c_save_expr. Update call
21544 to build_conditional_expr.
21545 (c_parser_alignof_expression): Update call to groktypename.
21546 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21547 original_code. Fold expression argument of va_arg. Create
21548 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21549 argument to va_arg. Update calls to groktypename. Fold array
21550 index for offsetof. Verify that first argument to
21551 __builtin_choose_expr has integer type.
21552 (c_parser_postfix_expression_after_paren_type): Update calls to
21553 groktypename and build_compound_literal. Handle expressions with
21554 side effects in type name.
21555 (c_parser_postfix_expression_after_primary): Update call to
21556 c_parser_expr_list. Set original_code for calls to
21557 __builtin_constant_p.
21558 (c_parser_expr_list): Take extra parameter fold_p. Fold
21559 expressions if requested.
21560 (c_parser_objc_type_name): Update call to groktypename.
21561 (c_parser_objc_synchronized_statement): Fold expression.
21562 (c_parser_objc_receiver): Fold expression.
21563 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21564 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21565 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21566 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21567 (struct c_typespec): Add elements expr and expr_const_operands.
21568 (struct c_declspecs): Add elements expr and expr_const_operands.
21569 (groktypename, build_conditional_expr, build_compound_literal):
21571 (in_late_binary_op): Declare.
21572 * c-typeck.c (note_integer_operands): New function.
21573 (in_late_binary_op): New variable.
21574 (decl_constant_value_for_broken_optimization): Move to c-common.c
21575 and rename to decl_constant_value_for_optimization.
21576 (default_function_array_conversion): Do not strip nops.
21577 (default_conversion): Do not call
21578 decl_constant_value_for_broken_optimization.
21579 (build_array_ref): Do not fold result.
21580 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21581 result when operand is a VLA.
21582 (c_expr_sizeof_type): Update call to groktypename. Handle
21583 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21584 result when operand names a VLA type.
21585 (build_function_call): Update call to build_compound_literal.
21586 Only fold result for calls to __builtin_* functions. Strip
21587 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21588 the function designator.
21589 (convert_arguments): Fold arguments. Update call to
21590 convert_for_assignment.
21591 (build_unary_op): Handle increment and decrement of
21592 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21593 decrement earlier. Fold operand of increment and decrement.
21594 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21595 built for integer operand. Wrap returns that are INTEGER_CSTs
21596 without being integer constant expressions or that have integer
21597 constant operands without being INTEGER_CSTs.
21598 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21599 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21600 result is an integer constant expression or can be used in
21601 unevaluated parts of one and avoid folding and wrap as
21602 appropriate. Fold operands before possibly doing -Wsign-compare
21604 (build_compound_expr): Wrap result for C99 if operands can be used
21605 in integer constant expressions.
21606 (build_c_cast): Update call to digest_init. Do not ignore
21607 overflow from casting floating-point constants to integers. Wrap
21608 results that could be confused with integer constant expressions,
21609 null pointer constants or floating-point constants.
21610 (c_cast_expr): Update call to groktypename. Handle expressions
21611 included in type name.
21612 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21613 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21614 Update calls to convert_for_assignment.
21615 (convert_for_assignment): Take new parameter
21616 null_pointer_constant. Do not strip nops or call
21617 decl_constant_value_for_broken_optimization. Set
21618 in_late_binary_op for conversions to boolean.
21619 (store_init_value): Update call to digest_init.
21620 (digest_init): Take new parameter null_pointer_constant. Do not
21621 call decl_constant_value_for_broken_optimization. pedwarn for
21622 initializers not constant expressions. Update calls to
21623 convert_for_assignment.
21624 (constructor_nonconst): New.
21625 (struct constructor_stack): Add nonconst element.
21626 (really_start_incremental_init, push_init_level, pop_init_level):
21627 Handle constructor_nonconst and nonconst element.
21628 (set_init_index): Call constant_expression_warning for array
21630 (output_init_element): Fold value. Set constructor_nonconst as
21631 applicable. pedwarn for initializers not constant expressions.
21632 Update call to digest_init. Call constant_expression_warning
21633 where constant initializers are required.
21634 (process_init_element): Use c_save_expr.
21635 (c_finish_goto_ptr): Fold expression.
21636 (c_finish_return): Fold return value. Update call to
21637 convert_for_assignment.
21638 (c_start_case): Fold switch expression.
21639 (c_process_expr_stmt): Fold expression.
21640 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21641 ensure statement expression is not evaluated in constant expression.
21642 (build_binary_op): Track whether results are integer constant
21643 expressions or may occur in such, disable folding and wrap results
21644 as applicable. Fold operands for -Wsign-compare warnings unless
21646 (c_objc_common_truthvalue_conversion): Handle results folded to
21647 integer constants that are not integer constant expressions.
21648 * doc/extend.texi: Document when typeof operands are evaluated,
21649 that condition of __builtin_choose_expr is an integer constant
21650 expression, and more about use of __builtin_constant_p in
21653 2009-03-29 Richard Guenther <rguenther@suse.de>
21655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21656 propagate addresses of array references.
21658 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21660 * regmove.c (perhaps_ends_bb_p): Remove.
21661 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21662 from INSN and check that the main loop stays within that basic block.
21663 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21664 (regmove_forward_pass): Split out from regmove_optimize. Use
21665 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21666 (regmove_backward_pass): Split out from regmove_optimize. Use
21667 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21668 (regmove_optimize): Simplify.
21670 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21673 * config/i386/i386.c (classify_argument): Ignore flexible array
21674 member in struct and warn ABI change.
21676 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21678 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21680 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21681 (ix86_adjust_cost): Updated.
21683 2009-03-29 Jan Hubicka <jh@suse.cz>
21685 PR middle-end/28850
21686 * tree-pass.h (pass_cleanup_eh): New function.
21687 (remove_unreachable_regions): Break code handling RTL
21688 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21689 that can not be reached by runtime.
21690 (can_be_reached_by_runtime): New function.
21691 (label_to_region_map): New function.
21692 (num_eh_regions): New function.
21693 (rtl_remove_unreachable_regions): New function.
21694 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21695 (remove_eh_region): New function.
21696 * except.h: Include sbitmap and vecprim.
21697 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21698 num_eh_regions): Declare.
21699 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21700 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21701 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21702 (tree_empty_eh_handler_p): New function.
21703 (cleanup_empty_eh): New function.
21704 (cleanup_eh): New function.
21705 (pass_cleanup_eh): New function.
21707 2009-03-29 Jan Hubicka <jh@suse.cz>
21709 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21710 for removed regions.
21712 2009-03-29 Jan Hubicka <jh@suse.cz>
21714 * except.c (dump_eh_tree): Dump all datastructures.
21716 2009-03-29 Jan Hubicka <jh@suse.cz>
21718 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21719 (duplicate_eh_regions_1): Likewise.
21720 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21721 vector; call EH verification.
21722 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21723 Be ready for region being removed.
21725 2009-03-29 Jan Hubicka <jh@suse.cz>
21727 * bitmap.c (bitmap_last_set_bit): New function.
21728 * bitmap.h (bitmap_last_set_bit): Declare.
21730 2009-03-29 David Ayers <ayers@fsfe.org>
21733 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21734 by calling objc_compare_types and surpress warnings about
21735 incompatible C pointers that are compatible ObjC pointers.
21737 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21739 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21740 call initialize_inline_failed.
21741 (initialize_inline_failed): Move it from here ...
21742 * cgraph.c (initialize_inline_failed): ... to here.
21743 (cgraph_create_edge): Call initialize_inline_failed rather than
21744 setting inline_failed directly.
21746 2009-03-29 Ben Elliston <bje@au.ibm.com>
21749 * sysv4.opt (msdata): Improve comment.
21750 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21751 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21753 2009-03-29 Ben Elliston <bje@au.ibm.com>
21756 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21757 load and store attributes.
21759 2009-03-29 Ben Elliston <bje@au.ibm.com>
21761 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21762 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21763 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21764 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21765 __builtin_infq and __builtin_huge_valq.
21767 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21769 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21771 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21774 2009-03-28 Xinliang David Li <davidxl@google.com>
21776 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21777 (do_dbg_cnt): New function.
21779 2009-03-28 Jan Hubicka <jh@suse.cz>
21781 Merge from pretty-ipa:
21783 2009-03-27 Jan Hubicka <jh@suse.cz>
21785 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21786 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21787 * passes.c (function_called_by_processed_nodes_p): New.
21788 * ipa-pure-const.c (check_call): Fix handling of operands.
21789 (analyze_function): Dump debug output for skipped bodies.
21790 (local_pure_const): Use function_called_by_processed_nodes_p.
21791 * dwarf2out.c (reference_to_unused): Use output.
21792 * passes.c (do_per_function_toporder): Likewise.
21794 2008-11-12 Jan Hubicka <jh@suse.cz>
21796 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21797 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21798 state_set_in_source enum
21799 (check_decl): Ignore memory tags; do not set fake looping flags;
21801 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21802 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21803 (check_call, analyze_function): Rewrite.
21805 (add_new_function): Update call of analyze_function.
21806 (generate_summary): Add call of analyze_function.
21807 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21808 (local_pure_const): New function.
21809 (pass_local_pure_const): New pass.
21810 * ipa-inline.c (inline_transform): Set after_inlining.
21811 * tree-eh.c (stmt_can_throw_external): New.
21812 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21813 work with aliasing built.
21814 * tree-flow.h (stmt_can_throw_external): New.
21815 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21816 and local pure/const pass in early and late optimization queue.
21818 2009-03-28 Martin Jambor <mjambor@suse.cz>
21820 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21822 (fold_binary): Allow function decl aligment consideration is the
21823 second argument is integer constant one.
21824 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21825 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21826 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21828 2009-03-28 Jan Hubicka <jh@suse.cz>
21830 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21831 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21832 * function.h (rtl_data): Add nothrow flag.
21833 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21834 set DECL_NOTHROW for AVAILABLE functions.
21836 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21838 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21839 following vector keyword has expansion starting with pixel or bool
21840 keyword, expand vector to __vector and pixel or bool to __pixel or
21844 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
21845 warn_if_disallowed_function_p): Removed.
21846 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
21847 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
21848 warning_if_disallowed_function_p.
21849 * flags.h (warn_if_disallowed_function_p,
21850 warn_disallowed_functions): Removed.
21851 * common.opt (Wdisallowed-function-list=): Removed.
21852 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
21854 2009-03-28 Richard Guenther <rguenther@suse.de>
21856 PR tree-optimization/38723
21857 * tree-ssa-pre.c (compute_avail): Add all default definitions to
21860 2009-03-28 Jan Hubicka <jh@suse.cz>
21862 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21863 test introduced by my previous patch.
21865 2009-03-28 Richard Guenther <rguenther@suse.de>
21867 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
21868 the PHIs value undefined.
21870 2009-03-28 Jan Hubicka <jh@suse.cz>
21872 * tree-pass.h (pass_fixup_cfg): New pass.
21873 * ipa-inline.c (inline_transform): Set
21874 always_inline_functions_inlined/after_inlining.
21875 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
21876 (pass_fixup_cfg): New pass.
21877 * passes.c (init_optimization_passes): Add fixup_cfg.
21879 2009-03-28 Richard Guenther <rguenther@suse.de>
21881 PR tree-optimization/38458
21882 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
21883 argument use the arguments copy-of value.
21885 2009-03-28 Richard Guenther <rguenther@suse.de>
21887 PR tree-optimization/38180
21888 * tree-ssa-ccp.c (get_default_value): Simplify.
21889 (likely_value): Likewise.
21890 (surely_varying_stmt_p): Properly handle VOP case.
21891 (ccp_initialize): Likewise.
21892 (ccp_fold): Handle propagating through *&.
21893 (fold_const_aggregate_ref): Also handle decls.
21895 2009-03-28 Jan Hubicka <jh@suse.cz>
21897 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21898 * cgraph.h (cgraph_node): Likewise.
21899 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21900 (cgraph_reset_node): Use process flag.
21901 (cgraph_mark_functions_to_output): Likewise.
21902 (cgraph_expand_function): Likewise.
21903 (cgraph_expand_all_functions): Likewise.
21904 (cgraph_output_in_order): Likewise.
21905 * dwarf2out.c (reference_to_unused): Likewise.
21906 * passes.c do_per_function_toporder): Likewise.
21908 2009-03-28 Jan Hubicka <jh@suse.cz>
21910 Bring from lto-branch:
21912 2008-09-03 Doug Kwan <dougkwan@google.com>
21914 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21915 enums instead of reason strings.
21916 * cgraph.c (cgraph_create_edge): Same.
21917 (cgraph_inline_failed_string): New function.
21918 * cgraph.h (cgraph_inline_failed_t): New enum type.
21919 (cgraph_inline_failed_string): New prototype.
21920 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21921 char pointer to cgraph_inline_failed_t.
21922 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21923 (cgraph_default_inline_p): Ditto.
21924 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21925 to cgraph_inline_failed_t pointer.
21926 * cif-code.def: New file.
21927 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21929 (cgraph_check_inline_limits): Change type of REASON to pointer to
21930 cgraph_inline_failed_t. Replace reason strings with enums.
21931 (cgraph_default_inline_p): Ditto.
21932 (cgraph_recursive_inlining_p): Ditto.
21933 (update_caller_keys): Change type of FAILED_REASON to
21934 cgraph_inline_failed_t.
21935 (cgraph_set_inline_failed): Change type of REASON to pointer to
21936 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21937 convert enums to strings for text output.
21938 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21939 to be of type cgraph_inline_failed_t. Replace reason strings with
21940 enums. Call cgraph_inline_failed_string to covert enums
21941 to strings for text output.
21942 (cgraph_decide_inlining): Replace reason strings with enums.
21943 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21944 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21946 * tree-inline.c (expand_call_inline): Change type of REASON
21947 to cgraph_inline_failed_t. Replace reason strings with enums.
21948 Call cgraph_inline_failed_string for text output.
21949 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21952 2009-03-28 Jan Hubicka <jh@suse.cz>
21954 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21955 cgraph_clone_node): Remove master clone handling.
21956 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21957 * cgraph.h (master_clone): Remove.
21958 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21959 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21960 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21962 2009-03-28 Jan Hubicka <jh@suse.cz>
21964 * cgraph.c (cgraph_function_body_availability): Functions declared
21965 inline are always safe to assume that it is not going to be replaced.
21967 2009-03-28 Richard Guenther <rguenther@suse.de>
21969 PR tree-optimization/38513
21970 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21971 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21972 EXC_PTR_EXPR and FILTER_EXPR.
21973 (get_ref_from_reference_ops): Likewise.
21975 2009-03-28 Richard Guenther <rguenther@suse.de>
21977 PR tree-optimization/38968
21978 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21979 Use FLOOR_MOD_EXPR to compute misalignment.
21981 2009-03-28 Richard Guenther <rguenther@suse.de>
21983 PR tree-optimization/37795
21984 * tree.h (combine_comparisons): Declare.
21985 * fold-const.c (combine_comparisons): Export.
21986 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21988 (ifcombine_iforif): Use combine_comparisons.
21990 2009-03-28 Jan Hubicka <jh@suse.cz>
21992 * tree-eh.c (inlinable_call_p): New function.
21993 (make_eh_edges): Use it.
21994 (verify_eh_edges): Use it.
21995 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21996 * except.c (reachable_next_level): Add inlinable_function argument
21997 (sjlj_find_directly_reachable_regions): Update.
21998 (add_reachable_handler): Do not set saw_any_handlers.
21999 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22000 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22001 Add new inlinable call parameter.
22002 (can_throw_internal, can_throw_external): Update.
22003 * except.h (can_throw_internal_1, can_throw_external_1,
22004 foreach_reachable_handler): Update declaration.
22006 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22008 * config/arm/t-arm-coff, config/h8300/coff.h,
22009 config/i386/i386-aout.h, config/i386/i386-coff.h,
22010 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22011 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22012 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22013 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22014 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22015 sys-types.h: Remove.
22016 * Makefile.in: Remove protoize and fixproto support and references
22018 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22019 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22021 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22022 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22023 unprotoize$(exeext).
22024 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22025 (.PHONY): Don't depend on proto.
22026 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22027 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22028 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22029 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22030 build/gen-protos.o, build/scan.o, xsys-protos.h,
22031 build/fix-header$(build_exeext), build/fix-header.o,
22032 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22033 stmp-install-fixproto): Remove.
22034 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22035 SYSCALLS.c or fixproto files.
22036 (install-common): Don't install protoize.
22037 (install-headers-tar, install-headers-cpio, install-headers-cp):
22038 Don't depend on $(STMP_FIXPROTO).
22039 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22040 install fixproto files or write out fixproto settings.
22041 (uninstall): Don't uninstall protoize.
22042 * config.gcc (use_fixproto): Remove.
22043 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22044 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22045 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22046 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22047 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22048 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22049 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22050 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22051 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22052 * config/t-vxworks (STMP_FIXPROTO): Remove.
22053 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22054 STMP_FIXPROTO): Remove.
22055 * config.in, configure: Regenerate.
22056 * crtstuff.c (gid_t, uid_t): Don't undefine.
22057 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22058 (arm-*-coff, arm-*-aout: Remove target entries.
22059 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22060 Remove mention of AIX 4.1.
22061 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22062 * doc/invoke.texi (Running Protoize): Remove.
22063 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22064 (Protoize Caveats): Remove.
22065 * tsystem.h: Update comments on headers assumed to exist.
22067 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22069 * genautomata.c: Add a new year to the copyright. Add a new
22071 (struct insn_reserv_decl): Add comments for member bypass_list.
22072 (find_bypass): Remove.
22073 (insert_bypass): New.
22074 (process_decls): Use insert_bypass.
22075 (output_internal_insn_latency_func): Output all bypasses with the
22076 same input insn in one switch case.
22078 * rtl.def (define_bypass): Describe bypass choice.
22079 * doc/md.texi (define_bypass): Ditto.
22081 2009-03-27 Richard Guenther <rguenther@suse.de>
22083 * gimplify.c (mark_addressable): Export.
22084 * tree-flow.h (mark_addressable): Declare.
22085 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22086 * tree-ssa.c (verify_phi_args): Verify that address taken
22087 variables have TREE_ADDRESSABLE set.
22089 2009-03-27 Richard Guenther <rguenther@suse.de>
22091 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22092 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22093 Do not mark decls TREE_ADDRESSABLE.
22094 (build_fold_addr_expr): Adjust.
22095 (fold_addr_expr): Remove.
22096 (fold_unary): Use build_fold_addr_expr.
22097 (fold_comparison): Likewise.
22098 (split_address_to_core_and_offset): Likewise.
22099 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22101 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22102 (gimplify_modify_expr_to_memcpy): Mark source and destination
22104 * omp-low.c (create_omp_child_function): Mark the object decl
22106 (lower_rec_input_clauses): Mark the var we take the address of
22108 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22110 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22112 PR middle-end/39315
22113 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22114 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22116 2009-03-27 Richard Guenther <rguenther@suse.de>
22118 PR tree-optimization/39120
22119 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22121 (handle_lhs_call): Process return constraints. Add escape
22122 constraints if necessary.
22123 (handle_const_call): Fill out return constraints. Make nested
22124 case more precise. Avoid consttmp if possible.
22125 (handle_pure_call): Fill out return constraints. Avoid
22126 callused if possible.
22127 (find_func_aliases): Simplify call handling.
22129 2009-03-27 Richard Guenther <rguenther@suse.de>
22131 PR tree-optimization/39120
22132 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22133 as a representative.
22134 (solve_graph): Do propagate CALLUSED.
22135 (handle_pure_call): Use a scalar constraint from CALLUSED for
22137 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22143 * c-common.c (handle_aligned_attribute): Properly check alignment
22144 overflow. Use (1U << i) instead of (1 << i).
22146 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22148 * expr.h (get_mem_align_offset): Updated.
22150 * tree.h (tree_decl_common): Change align to "unsigned int" and
22151 move it before pointer_alias_set.
22153 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22154 Jakub Jelinek <jakub@redhat.com>
22157 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22158 gr_register_operand with gr_reg_or_0_operand.
22159 (cmpxchg_rel_di): Likewise.
22160 (sync_lock_test_and_set<mode>): Likewise.
22162 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22164 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22165 (true_regnum): Likewise.
22167 * rtlanal.c (subreg_info): Moved to ...
22168 * rtl.h (subreg_info): Here. New.
22169 (subreg_get_info): New.
22171 * rtlanal.c (subreg_get_info): Make it extern.
22173 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22176 * config/i386/i386.c (ix86_abi): New.
22177 (override_options): Handle -mabi=.
22178 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22179 (ix86_call_abi_override): Likewise.
22180 (init_cumulative_args): Likewise.
22181 (function_arg_advance): Likewise.
22182 (function_arg_64): Likewise.
22183 (function_arg): Likewise.
22184 (ix86_pass_by_reference): Likewise.
22185 (ix86_function_value_regno_p): Likewise.
22186 (ix86_build_builtin_va_list_abi): Likewise.
22187 (setup_incoming_varargs_64): Likewise.
22188 (is_va_list_char_pointer): Likewise.
22189 (ix86_init_machine_status): Likewise.
22190 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22191 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22192 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22193 (ix86_function_abi): Make it static and return enum calling_abi.
22194 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22196 (ix86_fn_abi_va_list): Updated.
22198 * config/i386/i386.h (ix86_abi): New.
22199 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22200 (CONDITIONAL_REGISTER_USAGE): Likewise.
22201 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22202 (machine_function): Likewise.
22204 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22206 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22207 (STACK_BOUNDARY): Likewise.
22208 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22210 * config/i386/i386.opt (mabi=): New.
22212 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22213 return enum calling_abi.
22214 (ix86_function_type_abi): Likewise.
22215 (ix86_function_abi): Removed.
22217 * doc/invoke.texi: Document -mabi= option for x86.
22219 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22221 * builtins.c (real_dconstp): Delete.
22222 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22224 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22225 Jakub Jelinek <jakub@redhat.com>
22228 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22229 (gen_subprogram_die): When a function is explicit, generate the
22230 DW_AT_explicit attribute.
22231 * langhooks.h (struct lang_hooks_for_decls): Add
22232 function_decl_explicit_p langhook.
22233 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22234 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22236 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22238 * builtins.c (fold_builtin_memory_op): Optimize memmove
22239 into memcpy if we can prove source and destination don't overlap.
22241 * tree-inline.c: Include gt-tree-inline.h.
22242 (clone_fn_id_num): New variable.
22243 (clone_function_name): New function.
22244 (tree_function_versioning): Use it.
22245 * Makefile.in (GTFILES): Add tree-inline.c.
22247 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22249 * BASE-VER: Change to 4.5.0.
22251 2009-03-27 Xinliang David Li <davidxl@google.com>
22253 PR tree-optimization/39557
22254 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22256 2009-03-27 Xinliang David Li <davidxl@google.com>
22258 PR tree-optimization/39548
22259 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22262 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22264 * c-common.c (pointer_int_sum): Use %wd on return from
22267 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22269 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22270 on return from tree_low_cst.
22272 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22275 * ginclude/stdarg.h (va_copy): Define also for
22276 __GXX_EXPERIMENTAL_CXX0X__.
22278 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22281 * builtins.h (c_strlen): Do not warn here.
22282 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22283 * c-common.c (pointer_int_sum): Take an explicit location.
22284 Warn about offsets out of bounds.
22285 * c-common.h (pointer_int_sum): Adjust declaration.
22287 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22289 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22292 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22295 * opts.c (warn_if_disallowed_function_p): Don't assume
22296 get_callee_fndecl must return non-NULL.
22298 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22300 PR rtl-optimization/39522
22301 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22302 when reg_reloaded_valid is set.
22304 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22306 * config/spu/divv2df3.c: New file.
22307 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22308 (DPBIT_FUNCS): Filter out _div_df.
22310 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22312 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22313 a jump insn, count that jump in the distance to the loop start.
22315 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22318 * config/sh/sh.c (calc_live_regs): Fix condition for global
22319 registers except PIC_OFFSET_TABLE_REGNUM.
22321 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22324 * doc/invoke.texi (-mconsole): New.
22326 (-mno-cygwin): New.
22328 (-mnop-fun-dllimport): New.
22332 (sub section "i386 and x86-64 Windows Options"): New.
22334 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22336 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22337 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22339 2009-03-25 Richard Guenther <rguenther@suse.de>
22341 PR middle-end/39497
22342 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22345 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22347 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22348 neither of haifa/selective schedulers are working.
22350 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22352 * doc/invoke.texi (Debugging Options): Fix description of
22353 -fno-merge-debug-strings.
22355 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22357 * config/cris/libgcc.ver: New version-script.
22358 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22360 * configure.ac <GAS features, nop mnemonic>: Add pattern
22361 crisv32-*-* for "nop".
22362 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22363 * configure: Regenerate.
22365 2009-03-24 Ira Rosen <irar@il.ibm.com>
22367 PR tree-optimization/39529
22368 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22369 mark_sym_for_renaming for the tag copied to the new vector
22372 2009-03-24 Arthur Loiret <aloiret@debian.org>
22374 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22375 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22376 EXTRA_SPEC_FUNCTIONS.
22377 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22378 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22379 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22380 -march and -mtune options.
22382 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22384 * config/m68k/t-rtems: Add m5329 multilib.
22386 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22387 Jakub Jelinek <jakub@redhat.com>
22390 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22393 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22396 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22397 instead of c_parser_expression_conv, if original_code isn't one of the
22398 4 allowed comparison codes, fail.
22400 2009-03-23 Richard Guenther <rguenther@suse.de>
22402 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22403 * tree.h (struct tree_type): Likewise.
22404 * reload.h (struct insn_chain): Likewise.
22405 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22406 * function.h (struct function): Likewise.
22407 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22409 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22411 PR tree-optimization/39516
22412 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22414 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22416 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22417 should be set true if BITS_PER_WORD of target is bigger than 32
22419 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22421 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22422 Translate -B-options to -rpath-link. Correct existing
22423 rpath-link and conditionalize on !nostdlib.
22425 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22427 * doc/extend.texi (Function Attributes, Variable Attributes):
22429 * doc/invoke.texi (Debugging Options, Optimize Options)
22430 (i386 and x86-64 Options, MCore Options): Likewise.
22432 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22435 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22436 it for block local namespace aliases.
22437 (gen_decl_die): Pass context_die to gen_namespace_die.
22439 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22442 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22443 minimum or maximum value.
22445 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22447 * reginfo.c (globalize_reg): Recompute derived reg sets.
22449 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22452 * libgcc2.c (mprotect): Do not use signed arguments for
22453 VirtualProtect, use DWORD arguments. Also fix the 'may
22454 be used uninitialized' warning for the np variable.
22456 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22459 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22460 functions using regparm calling conventions when not optimizing.
22461 (ix86_function_sseregparm): Similarly for sseregparm calling
22464 2009-03-19 Li Feng <nemokingdom@gmail.com>
22466 PR middle-end/39500
22467 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22468 dependence if the first conflict is after niter iterations.
22470 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22472 PR middle-end/38609
22473 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22474 functions with dynamic stack-pointer adjustments.
22476 2009-03-19 Ben Elliston <bje@au.ibm.com>
22478 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22479 option; change to -msdata=data.
22481 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22483 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22486 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22489 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22491 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22493 * doc/invoke.texi (Code Gen Options): Expand discussion of
22496 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22498 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22499 * matrix-reorg.c (struct matrix_info): Likewise.
22500 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22501 * rtl.h (struct mem_attrs): Likewise.
22502 * df.h (struct df): Likewise.
22503 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22504 * ira-int.h (struct ira_allocno): Likewise.
22505 * df-scan.c (struct df_collection_rec): Likewise.
22506 * ira.c (struct equivalence): Likewise.
22507 * function.c (struct temp_slot): Likewise.
22508 * cfgloop.h (struct loop): Likewise.
22511 * function.c (use_register_for_decl): When not optimizing, disregard
22512 register keyword for variables with types containing methods.
22514 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22516 PR middle-end/39447
22517 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22518 (is_simple_operand): Call contains_component_ref_p before calling data
22519 reference analysis that would fail on COMPONENT_REFs.
22521 * tree-vrp.c (search_for_addr_array): Fix formatting.
22523 2009-03-18 Richard Guenther <rguenther@suse.de>
22525 * tree-vect-transform.c (vect_loop_versioning): Fold the
22526 generated comparisons.
22527 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22528 (slpeel_tree_peel_loop_to_edge): Likewise.
22530 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22532 PR middle-end/37805
22533 * opts.c (print_specific_help): In addition to `undocumented',
22534 accept `separate' and `joined' flags if passed alone. Describe
22535 output by the first matched one of those.
22536 (common_handle_option): Skip over empty strings.
22537 * gcc.c (display_help): Fix help string for `--help='.
22538 * doc/invoke.texi (Option Summary, Overall Options): With
22539 `--help=', classes and qualifiers can both be repeated, but
22540 only the latter can be negated. One should not pass only
22541 negated qualifiers. Fix markup and examples.
22544 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22545 PR middle-end/37805
22546 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22547 and -fhelp=separate.
22549 2009-03-17 Jing Yu <jingyu@google.com>
22551 PR middle-end/39378
22552 * function.h (struct rtl_data): Move is_thunk from here...
22553 (struct function): ...to here.
22554 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22555 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22557 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22559 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22560 (alpha_output_function_end_prologue): Likewise.
22561 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22562 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22563 (rs6000_output_function_epilogue): Likewise.
22564 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22566 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22569 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22570 from different units in a single alternative.
22571 (*truncdfsf_i387): Ditto.
22572 (*truncxfsf2_mixed): Ditto.
22573 (*truncxfdf2_mixed): Ditto.
22575 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22577 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22578 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22581 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22582 unused non-artificial variables when not optimizing.
22585 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22586 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22587 NAMESPACE_DECL in its DECL_INITIAL.
22589 PR middle-end/39443
22590 * optabs.c (set_user_assembler_libfunc): New function.
22591 * expr.h (set_user_assembler_libfunc): New prototype.
22592 * c-common.c: Include libfuncs.h.
22593 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22594 for memcmp, memset, memcpy, memmove and abort.
22595 * Makefile.in (c-common.o): Depend on libfuncs.h.
22598 * dwarf2out.c (gen_inlined_enumeration_type_die,
22599 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22600 gen_tagged_type_instantiation_die): Removed.
22601 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22604 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22607 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22609 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22610 (check-parallel-%): Ditto.
22611 (check-consistency): Ditto.
22613 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22615 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22616 local variable rhs by NULL_TREE.
22618 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22621 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22623 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22626 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22628 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22631 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22632 for ms->sysv ABI calls only in 64bit mode.
22634 * config/i386/i386.md (untyped_call): Support 32bit.
22636 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22638 * doc/extend.texi: Replace x86_65 with x86_64.
22640 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22642 PR tree-optimization/39455
22643 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22644 mismatches for POINTER_TYPE_P (type).
22645 (number_of_iterations_le): Likewise.
22647 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22649 * config/picochip/picochip.c: Removed profiling support.
22650 * config/picochip/picochip.md: Removed profiling instruction.
22651 * config/picochip/picochip.h: Removed profiling builtin.
22653 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22655 * doc/install.texi (--with-host-libstdcxx): Document.
22657 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22660 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22661 generate a warning if the function name does not begin with
22662 "__vector" and the function has either the 'signal' or 'interrupt'
22663 attribute, from here to ...
22664 (avr_declare_function_name): ...here. New function.
22665 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22666 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22668 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22671 * cse.c (fold_rtx): Don't modify original const_arg1 when
22672 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22673 separate variable instead.
22674 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22675 from out of range shift counts.
22676 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22678 2009-03-13 Catherine Moore <clm@codesourcery.com>
22680 * config/i386/x-mingw32 (host-mingw32.o): Replace
22681 diagnostic.h with $(DIAGNOSTIC_H).
22683 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22686 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22688 * config/i386/sync.md (sync_compare_and_swap<mode>,
22689 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22690 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22692 (sync_double_compare_and_swapdi_pic,
22693 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22694 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22696 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22699 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22701 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22704 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22705 (avx_addsubv4df3): Likewise.
22706 (*avx_addsubv4sf3): Likewise.
22707 (sse3_addsubv4sf3): Likewise.
22709 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22712 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22714 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22717 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22718 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22719 registers for allocnos created from user-defined variables.
22721 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22724 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22725 of non-integer mode as well.
22727 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22729 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22730 for functions for which the parameter types are unknown.
22732 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22735 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22736 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22737 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22738 * config/i386/i386.c (ix86_local_alignment): For
22739 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22740 long long variables on the stack to avoid dynamic realignment.
22741 Allow the first argument to be a decl rather than type.
22742 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22744 2009-03-11 Nick Clifton <nickc@redhat.com>
22747 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22749 Add description to mno-lsim option.
22750 * config/mcore/mcore.h: Remove comment about deprecated m4align
22752 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22753 * doc/invoke.texi: Add description of mno-lsim and
22754 mstack-increment options.
22756 * config/fr30/fr30.opt: Document the -mno-lsim option.
22757 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22758 and -mno-lsim options.
22760 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22762 * fold-const.c (fold_comparison): Only call fold_inf_compare
22763 if the mode supports infinities.
22765 2009-03-11 Jason Merrill <jason@redhat.com>
22768 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22769 end already did. Notice GIMPLE_CALL modifications of the result.
22770 Don't copy debug information from an ignored decl or a decl from
22773 2009-03-10 Richard Guenther <rguenther@suse.de>
22774 Nathan Froyd <froydnj@codesourcery.com>
22776 PR middle-end/37850
22777 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22778 (__divMODE3): Likewise.
22780 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22782 PR tree-optimization/39394
22783 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22784 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22786 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22788 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22789 inline asms for register asm ("") declarations.
22791 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22793 * fold-const.c (fold_unary): Fix comment.
22795 2009-03-07 Jan Hubicka <jh@suse.cz>
22798 * tree-inline.c (setup_one_parameter): Do replacement of const
22799 argument by constant in SSA form.
22801 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22803 PR middle-end/38028
22804 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22805 determine alignment passed to assign_stack_local.
22806 (assign_parms_unsplit_complex): Likewise.
22807 * except.c (sjlj_build_landing_pads): Likewise.
22809 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22811 PR middle-end/39360
22812 * tree-flow.h (add_referenced_var): Return bool instead of void.
22813 * tree-dfa.c (add_referenced_var): Return result of
22814 referenced_var_check_and_insert call.
22815 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22816 of referenced_var_check_and_insert.
22819 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22820 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22821 DIE, don't emit it if abstract origin already has it.
22822 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22823 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22825 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22827 * genpreds.c (needs_variable): Fix parentheses at variable name
22829 (write_tm_constrs_h): Indent generated code.
22831 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22833 * doc/extend.texi (Function Attributes): Add documentation
22834 for isr attributes.
22836 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22839 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
22840 take locus from its DECL_SOURCE_LOCATION instead of input_location.
22842 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22844 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
22847 2009-03-05 Jakub Jelinek <jakub@redhat.com>
22850 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
22851 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
22853 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
22855 * config/i386/i386.md (R8_REG, R9_REG): New constants.
22856 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
22857 constants instead of magic numbers.
22858 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
22860 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
22861 (x86_64_ms_abi_int_parameter_registers): Ditto.
22862 (x86_64_int_return_registers): Ditto.
22863 (ix86_maybe_switch_abi): Ditto.
22864 (ix86_expand_call): Ditto for clobbered_registers array.
22865 (ix86_hard_regno_mode_ok): Ditto.
22866 (x86_extended_QIreg_mentioned_p): Ditto.
22868 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
22870 PR tree-optimization/39349
22871 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
22873 * combine.c (gen_lowpart_for_combine): Use omode when generating
22876 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
22878 PR rtl-optimization/39235
22879 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
22881 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22883 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
22885 2009-03-04 Richard Guenther <rguenther@suse.de>
22887 PR tree-optimization/39362
22888 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
22889 that occur in abnormal PHIs should be varying.
22891 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22893 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
22895 (simple_iv): Take loop as an argument instead of statement.
22896 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22897 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22899 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22901 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22902 * matrix-reorg.c (analyze_transpose): Ditto.
22903 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22904 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22905 * tree-predcom.c (ref_at_iteration): Ditto.
22906 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22908 2009-03-04 Richard Guenther <rguenther@suse.de>
22910 PR tree-optimization/39358
22911 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22912 escaped_id and callused_id.
22913 (solve_graph): Likewise.
22915 2009-03-04 Richard Guenther <rguenther@suse.de>
22917 PR tree-optimization/39339
22918 * tree-sra.c (try_instantiate_multiple_fields): Make it
22919 no longer ICE on the above.
22921 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22923 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22924 that fits within Pmode.
22926 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22928 PR middle-end/10109
22929 * tm.texi (LIBCALL_VALUE): Update description.
22931 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22933 PR middle-end/34443
22934 * doc/extend.texi (section): Update description.
22936 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22938 PR middle-end/39345
22939 * tree-inline.c (remapped_type): New.
22940 (can_be_nonlocal): Call remapped_type instead of remap_type.
22942 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22945 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22946 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22948 2009-03-03 Richard Guenther <rguenther@suse.de>
22950 PR middle-end/39272
22951 * tree.c (tree_nonartificial_location): New function.
22952 * tree.h (tree_nonartificial_location): Declare.
22953 * builtins.c (expand_builtin_memory_chk): Provide location
22954 of the call location for artificial function pieces.
22955 (maybe_emit_chk_warning): Likewise.
22956 (maybe_emit_sprintf_chk_warning): Likewise.
22957 (maybe_emit_free_warning): Likewise.
22958 * expr.c (expand_expr_real_1): Likewise.
22960 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22962 PR tree-optimization/39343
22963 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22964 COMPONENT_REF t has ARRAY_TYPE.
22966 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22968 PR middle-end/39335
22969 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22970 when the type precision of the induction variable should be
22971 larger than the type precision of nit.
22972 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22973 * graphite.c (graphite_loop_normal_form): Same.
22974 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22976 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22978 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22979 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22980 numbers to describe clobbered registers.
22981 (*call_value_0_rex64_ms_sysv): Ditto.
22982 * config/i386/mmx.md (mmx_emms): Ditto.
22983 (mmx_femms): Ditto.
22985 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22987 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22990 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22992 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22993 (spu_section_type_flags): New function.
22995 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22997 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22998 reg_class_contents of FLOAT_REGS into a temporary.
23000 2009-03-02 Richard Guenther <rguenther@suse.de>
23001 Ira Rosen <irar@il.ibm.com>
23003 PR tree-optimization/39318
23004 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23005 information to the vectorized statement.
23007 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23009 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23010 variable. Use defined names instead of magic constants for REX SSE
23013 2009-03-01 Richard Guenther <rguenther@suse.de>
23015 PR tree-optimization/39331
23016 * omp-low.c (lower_send_shared_vars): Do not receive new
23017 values for the reference of DECL_BY_REFERENCE parms or results.
23019 2009-03-01 Jan Hubicka <jh@suse.cz>
23022 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23023 BLOCK_NONLOCALIZED_VAR): New macros.
23024 (tree_block): Add nonlocalized_vars.
23025 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23026 gen_decl_die): Add origin argument. Allow generation of die with
23027 origin at hand only.
23028 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23029 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23031 (gen_block_die): Fix checking for unused blocks.
23032 (process_scope_var): Break out from .... ; work with origins only.
23033 (decls_for_scope) ... here; process nonlocalized list.
23034 (dwarf2out_ignore_block): Look for nonlocalized vars.
23035 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23037 (dump_scope_block): Dump them.
23038 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23039 (remap_block): Likewise.
23040 (can_be_nonlocal): New predicate.
23041 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23043 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23045 * configure: Regenerate.
23047 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23049 * optc-gen.awk: No need to duplicate option flags twice.
23050 Reuse help texts for duplicate options which do not have any.
23052 * gcc.c (display_help): Document --version.
23054 * gcc.c (main): If print_help_list and verbose_flag, ensure
23055 driver output comes before subprocess output.
23057 * optc-gen.awk: Assign all remaining fields to help string,
23058 space-separated, for multi-line help in *.opt.
23060 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23061 -Wno-pedantic-ms-format is for MinGW targets only.
23063 * doc/options.texi (Option file format): Fix bad indentation,
23064 restoring dropped sentence.
23066 2009-02-28 Jan Hubicka <jh@suse.cz>
23068 * tree-inline.c (tree_function_versioning): Output debug info.
23070 2009-02-28 Jan Hubicka <jh@suse.cz>
23073 * tree-inline.c (setup_one_parameter): Do not copy propagate
23074 arguments when not optimizing.
23076 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23079 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23080 (avx_addsubv4df3): Likewise.
23081 (*avx_addsubv4sf3): Likewise.
23082 (sse3_addsubv4sf3): Likewise.
23083 (*avx_addsubv2df3): Likewise.
23084 (sse3_addsubv2df3): Likewise.
23085 (avx_unpckhps256): Correct item selectors.
23086 (avx_unpcklps256): Likewise.
23087 (avx_unpckhpd256): Likewise.
23088 (avx_unpcklpd256): Likewise.
23090 2009-02-28 Jan Hubicka <jh@suse.cz>
23092 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23094 (copy_arguments_for_versioning): If var is declared don't declare it.
23095 (tree_function_versioning): First setup substitutions and then copy
23098 2009-02-27 Jan Hubicka <jh@suse.cz>
23101 * cgraph.h (varpool_output_debug_info): Remove.
23102 * cgraphunit.c (varpool_output_debug_info): Remove.
23103 * dwarf2out.c (deferred_locations_struct): New struct
23104 (deferred_locations): New type.
23105 (deferred_locations_list): New static var.
23106 (deffer_location): New function.
23107 (gen_variable_die): Use it.
23108 (decls_for_scope): Output info on local static vars.
23109 (dwarf2out_finish): Process deferred locations.
23110 * varpool.c (varpool_output_debug_info): Remove.
23112 2009-02-27 Jan Hubicka <jh@suse.cz>
23115 * tree.h (TREE_PROTECTED): Fix comment.
23116 (BLOCK_HANDLER_BLOCK): Remove.
23117 (struct tree_block): Remove handler_block add body_block.
23118 (inlined_function_outer_scope_p): New.
23119 (is_body_block): Remove.
23120 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23121 * dwarf2out.c (is_inlined_entry_point): Remove.
23122 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23123 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23125 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23126 * gimplify.c (gimplify_expr): Gimplify body blocks.
23127 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23128 block with multiple subblocks.
23129 (dump_scope_block): Prettier output; dump more flags and info.
23130 (dump_scope_blocks): New.
23131 (remove_unused_locals): Use dump_scope_blocks.
23132 * tree-flow.h (dump_scope_blocks): Declare.
23133 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23134 * stmt.c (is_body_block): Remove.
23135 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23136 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23138 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23140 PR middle-end/39308
23141 * graphite.c (graphite_loop_normal_form): Do not call
23142 number_of_iterations_exit from a gcc_assert.
23144 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23146 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23147 jumps if COND is NULL.
23148 (find_cond_jump): New function.
23149 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23150 * config/s390/s390.md: Remove z10_cobra attribute value.
23152 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23154 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23155 force_const_mem returns NULL_RTX.
23157 2009-02-26 Jan Hubicka <jh@suse.cz>
23160 * cgraph.h (varpool_output_debug_info): Remove.
23161 * cgraphunit.c (varpool_output_debug_info): Remove.
23162 * dwarf2out.c (deferred_locations_struct): New struct
23163 (deferred_locations): New type.
23164 (deferred_locations_list): New static var.
23165 (deffer_location): New function.
23166 (gen_variable_die): Use it.
23167 (decls_for_scope): Output info on local static vars.
23168 (dwarf2out_finish): Process deferred locations.
23169 * varpool.c (varpool_output_debug_info): Remove.
23171 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23173 PR rtl-optimization/39241
23174 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23175 to subreg_offset_representable_p.
23177 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23179 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23180 execute function prototype. Get f and nregs from max_reg_num
23181 and get_insns. Remove the first backward pass as it's dead,
23182 guard the forward pass by flag_expensive_optimizations.
23183 (rest_of_handle_regmove): Delete.
23184 (pass_regmove): Replace it with regmove_optimize.
23186 2009-02-25 Martin Jambor <mjambor@suse.cz>
23188 PR tree-optimization/39259
23189 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23190 calls_alloca function flags.
23191 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23192 calls are detected.
23194 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23196 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23197 flags_set_1_rtx, flags_set_1_set): Delete.
23198 (regmove_optimize): Do not call mark_flags_life_zones.
23200 2009-02-24 Julian Brown <julian@codesourcery.com>
23203 * config/arm/arm.c (require_pic_register): Only set
23204 cfun->machine->pic_reg once per function.
23206 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23208 * doc/invoke.texi (Link Options): Document an easier way to pass
23209 options that take arguments to the GNU linker using -Xlinker and -Wl.
23211 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23214 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23216 2009-02-24 Richard Guenther <rguenther@suse.de>
23219 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23221 2009-02-24 Richard Guenther <rguenther@suse.de>
23222 Zdenek Dvorak <ook@ucw.cz>
23224 PR tree-optimization/39233
23225 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23226 from converting them to a generic type.
23228 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23230 PR tree-optimization/39260
23231 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23232 contains a condition with a real type.
23233 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23235 2009-02-23 Jason Merrill <jason@redhat.com>
23238 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23239 narrowing_initializer_constant_valid_p.
23240 (narrowing_initializer_constant_valid_p): Don't return
23241 null_pointer_node for adding a pointer to itself.
23243 2009-02-23 Jan Hubicka <jh@suse.cz>
23246 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23249 2009-02-23 Jan Hubicka <jh@suse.cz>
23251 PR tree-optimization/37709
23252 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23253 * tree.h (block_ultimate_origin): Declare.
23254 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23255 * tree-ssa-live.c (remove_unused_scope_block_p):
23256 Eliminate blocks containig no instructions nor live variables nor
23258 (dump_scope_block): New function.
23259 (remove_unused_locals): Enable removal of dead blocks by default;
23260 enable dumping at TDF_DETAILS.
23262 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23264 * config/i386/i386.c (classify_argument): Don't allow COImode
23266 (function_arg_advance_32): Don't allow OImode.
23267 (function_arg_32): Likewise.
23268 (function_value_32): Likewise.
23269 (return_in_memory_32): Likewise.
23270 (function_arg_64): Remove OImode comment.
23272 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23275 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23276 ix86_expand_vector_set for V4DImode in 64bit mode only.
23277 (ix86_expand_vector_init_one_var): Likewise.
23279 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23281 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23283 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23286 * loop-iv.c: Revert last change.
23287 * emit-rtl.c: Likewise.
23289 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23292 * config/i386/i386.c (type_natural_mode): Remove an extra
23293 space in the warning message.
23294 (function_value_32): Handle 32-byte vector modes.
23295 (return_in_memory_32): Likewise.
23297 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23299 * loop-iv.c (truncate_value): New function.
23300 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23302 (lowpart_subreg): Move to...
23303 * emit-rtl.c: ...here.
23305 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23307 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23308 accidental and undocumented change at revision 140860.
23310 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23312 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23313 take gimple_seq * arguments.
23314 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23315 types_compatible_p langhook.
23317 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23318 Joseph Myers <joseph@codesourcery.com>
23320 * config/arm/arm.c (arm_builtin_va_list): New function.
23321 (arm_expand_builtin_va_start): Likewise.
23322 (arm_gimplify_va_arg_expr): Likewise.
23323 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23324 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23325 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23326 (va_list_type): New variable.
23327 (arm_mangle_type): Mangle va_list_type appropriately.
23329 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23331 PR middle-end/39157
23332 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23333 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23334 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23335 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23336 parameter to 1000 for -O1 by default.
23337 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23339 * loop-invariant.c: Include params.h.
23340 (move_loop_invariants): Don't call move_single_loop_invariants on
23343 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23345 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23346 offset when calculating bounds for indexing stack_usage_map. Fixes
23347 a buffer overflow with certain target setups.
23349 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23352 * calls.c (expand_call): Clear try_tail_call if caller and callee
23353 disagree in promotion of function return value.
23355 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23358 * c-common.c (c_determine_visibility): If visibility changed and
23359 DECL_RTL has been already set, call make_decl_rtl to update symbol
23362 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23365 * varasm.c (assemble_variable): Don't check DECL_NAME when
23366 globalizing a variable.
23368 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23371 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23372 expression before any __builtin_trap call.
23373 * c-typeck.c (build_function_call): Convert and check function
23374 arguments before generating a call to a trap. Evaluate the
23375 function arguments before the trap.
23377 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23380 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23381 (UNSPEC_FXAM_MEM): New unspec.
23382 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23383 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23384 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23386 2009-02-19 Richard Guenther <rguenther@suse.de>
23388 PR tree-optimization/39207
23389 PR tree-optimization/39074
23390 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23391 storedanything_tree): New.
23392 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23393 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23394 (build_succ_graph): Add edges from STOREDANYTHING to all
23396 (init_base_vars): Initialize STOREDANYTHING.
23397 (compute_points_to_sets): Free substitution info after
23398 building the succ graph.
23399 (ipa_pta_execute): Likewise.
23401 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23403 (do_ds_constraint): Do not add to special var or non-pointer
23405 (type_could_have_pointers): Split out from ...
23406 (could_have_pointers): ... here. For arrays use the element type.
23407 (create_variable_info_for): Initialize may_have_pointers.
23408 (new_var_info): Likewise.
23409 (handle_lhs_call): Make the HEAP variable unknown-sized.
23410 (intra_create_variable_infos): Use a type with pointers for
23411 PARM_NOALIAS, make it unknown-sized.
23413 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23416 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23418 2009-02-18 Jason Merrill <jason@redhat.com>
23421 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23422 value if DECL_EXTERNAL.
23423 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23424 * target.h (gcc_target::binds_local_p): Clarify "module".
23425 * tree.h (TREE_PUBLIC): Clarify "module".
23427 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23430 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23431 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23433 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23436 * c.opt (Wabi): Support C and ObjC.
23439 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23441 * config/i386/i386.c (classify_argument): Warn once about the ABI
23442 change when passing union with long double.
23444 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23446 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23449 * c-parser.c (c_parser_compound_statement): Always enter and leave
23452 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23455 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23457 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23459 PR tree-optimization/36922
23460 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23461 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23464 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23466 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23469 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23471 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23473 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23475 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23478 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23479 Richard Sandiford <rdsandiford@googlemail.com>
23481 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23482 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23483 (loongson_biadd): ...this.
23485 2009-02-17 Richard Guenther <rguenther@suse.de>
23487 PR tree-optimization/39202
23488 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23489 a var make sure to follow existing collapses.
23491 2009-02-17 Richard Guenther <rguenther@suse.de>
23493 PR middle-end/39214
23494 * langhooks.c (lhd_print_error_function): Check for NULL block.
23496 2009-02-17 Richard Guenther <rguenther@suse.de>
23498 PR tree-optimization/39204
23499 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23502 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23504 * config/soft-fp/double.h: Update from glibc CVS.
23506 2009-02-17 Richard Guenther <rguenther@suse.de>
23508 PR tree-optimization/39207
23509 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23510 strict-aliasing warnings for pointers pointing to NULL.
23512 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23515 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23516 skipping until next close brace.
23518 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23521 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23522 to function argument boundary.
23524 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23526 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23527 in the lea_add. Reload eventually constraints it properly.
23528 * config/picochip/constraints.md: Remove the target constraint
23529 "b", since it is not needed anymore.
23531 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23533 * gthr-dce.h: Uglify function parameter and local variable names.
23534 * gthr-gnat.h: Likewise.
23535 * gthr-mipssde.h: Likewise.
23536 * gthr-nks.h: Likewise.
23537 * gthr-posix95.h: Likewise.
23538 * gthr-posix.h: Likewise.
23539 * gthr-rtems.h: Likewise.
23540 * gthr-single.h: Likewise.
23541 * gthr-solaris.h: Likewise.
23542 * gthr-tpf.h: Likewise.
23543 * gthr-vxworks.h: Likewise.
23544 * gthr-win32.h: Likewise.
23546 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23549 * config/i386/i386.md: Restrict the new peephole2 to move
23550 between MMX/SSE registers.
23552 2009-02-15 Richard Guenther <rguenther@suse.de>
23555 2009-02-13 Richard Guenther <rguenther@suse.de>
23557 * configure.ac: Enable LFS.
23558 * configure: Re-generate.
23559 * config.in: Likewise.
23561 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23563 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23564 spu_srqwbyte, spu_srqwbytebc): Define.
23565 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23566 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23567 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23568 "shrqby_<mode>"): New insn-and-split patterns.
23569 * config/spu/spu.c (expand_builtin_args): Determine and return
23570 number of operands using spu_builtin_description data.
23571 (spu_expand_builtin_1): Use it.
23573 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23576 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23579 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23582 * config/i386/i386.c (override_options): Correct warning
23583 messages for -malign-loops, -malign-jumps and -malign-functions.
23585 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23588 * config/i386/i386.md: Restrict the new peephole2 to move
23589 between the general purpose registers.
23591 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23594 * config/i386/i386.c (type_natural_mode): Add a new argument.
23595 Return the original mode and warn ABI change if vector size is 32byte.
23596 (function_arg_advance): Updated.
23597 (function_arg): Likewise.
23598 (ix86_function_value): Likewise.
23599 (ix86_return_in_memory): Likewise.
23600 (ix86_sol10_return_in_memory): Likewise.
23601 (ix86_gimplify_va_arg): Likewise.
23602 (function_arg_32): Don't warn ABX ABI change here.
23603 (function_arg_64): Likewise.
23605 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23607 * loop-iv.c (implies_p): In the final case, test that operands 0
23608 of the two comparisons match.
23610 * config/bfin/bfin.c (find_prev_insn_start): New function.
23611 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23612 (find_next_insn_start): Move.
23614 2009-02-13 Richard Guenther <rguenther@suse.de>
23616 * configure.ac: Enable LFS.
23617 * configure: Re-generate.
23618 * config.in: Likewise.
23620 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23623 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23624 sizes on syntax error after some arguments have been parsed.
23626 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23628 * doc/invoke.texi (-fira): Remove.
23630 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23632 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23633 * recog.c: Likewise.
23636 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23638 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23639 (umul_ppmm): Likewise.
23640 (count_leading_zeros): Likewise.
23641 (count_trailing_zeros): Likewise.
23642 (UMUL_TIME): Likewise.
23644 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23646 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23647 soft-fp/t-softfp to tmake_file.
23649 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23650 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23651 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23652 IA64_BUILTIN_INFQ]: New.
23653 (ia64_init_builtins): Initialize __builtin_infq,
23654 __builtin_fabsq and __builtin_copysignq if not HPUX.
23655 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23656 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23658 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23660 (__fixtfti): Likewise.
23661 (__fixunstfti): Likewise.
23662 (__floattitf): Likewise.
23664 * config/ia64/libgcc-glibc.ver: New.
23665 * config/ia64/t-fprules-softfp: Likewise.
23666 * config/ia64/sfp-machine.h: Likewise.
23668 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23669 (LIBGCC2_TF_CEXT): Likewise.
23670 (TF_SIZE): Likewise.
23671 (TARGET_INIT_LIBFUNCS): Likewise.
23673 * config/ia64/t-glibc (SHLINB_MAPFILES):
23674 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23676 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23678 * config/i386/i386.c (construct_container): Rewrite processing
23679 BLKmode with X86_64_SSE_CLASS.
23681 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23684 * config/i386/i386.md: Replace simplify_replace_rtx with
23685 replace_rtx in the new peephole2.
23687 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23689 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23690 loop unrolling do not happen at -O2.
23692 2009-02-12 Michael Matz <matz@suse.de>
23694 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23696 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23698 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23701 2009-02-12 Ben Elliston <bje@au.ibm.com>
23703 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23704 patterns when updating the back chain. Missed in the 2009-02-10
23707 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23709 * doc/extend.texi (Decimal Floating Types): Update identifier of
23710 draft TR and list of missing support.
23712 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23714 PR middle-end/39154
23715 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23716 bit to variable length decl's flags, add it also to its
23717 pointer replacement variable.
23719 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23720 Jakub Jelinek <jakub@redhat.com>
23723 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23724 (memory_blockage): New expander.
23725 (*memory_blockage): New insn pattern.
23726 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23727 instead of general blockage at the end of function prologue when
23728 frame pointer is used to access red zone area. Do not emit blockage
23729 when profiling, it is emitted in generic code.
23730 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23731 function epilogue when frame pointer is used to access red zone area.
23733 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23736 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23737 by arithmetic with memory operands.
23738 * config/i386/predicates.md (commutative_operator): New.
23740 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23742 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23745 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23747 * alias.h (record_alias_subset): Declare.
23748 * alias.c (record_alias_subset): Make global.
23750 2009-02-10 Nick Clifton <nickc@redhat.com>
23752 * tree-parloops.c: Change license to GPLv3.
23753 * ipa-struct-reorg.c: Change license to GPLv3.
23754 * ipa-struct-reorg.h: Change license to GPLv3.
23756 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23759 * c-decl.c (start_struct): Return NULL on error.
23761 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23763 PR middle-end/39124
23764 * cfgloopmanip.c (remove_path): Call remove_bbs after
23765 cancel_loop_tree, not before it.
23768 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23769 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23770 VAR_DECLs were seen.
23771 * tree-ssa-live.c (remove_unused_locals): Recompute
23772 cfun->has_local_explicit_reg_vars.
23773 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23774 copies or clearings if cfun->has_local_explicit_reg_vars.
23776 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23779 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23780 of function prologue when frame pointer is used to access
23783 2009-02-10 Richard Guenther <rguenther@suse.de>
23785 PR middle-end/39127
23786 * gimplify.c (gimple_regimplify_operands): Always look if
23787 we need to create a temporary.
23789 2009-02-10 Richard Guenther <rguenther@suse.de>
23791 PR tree-optimization/39132
23792 * tree-loop-distribution.c (todo): New global var.
23793 (generate_memset_zero): Trigger TODO_rebuild_alias.
23794 (tree_loop_distribution): Return todo.
23796 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23799 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23800 (x86_64_reg_class_name): Removed.
23801 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23802 first one isn't X86_64_SSE_CLASS or any other ones aren't
23803 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23804 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23805 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23806 and 3 X86_64_SSEUP_CLASS.
23807 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23808 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23810 2009-02-10 Ben Elliston <bje@au.ibm.com>
23812 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23813 form instruction to update the stack back chain word, even if the
23814 user has disabled the generation of update instructions.
23815 (movdi_<mode>_update_stack): New.
23816 (movsi_update_stack): Likewise.
23817 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23818 always use an update form instruction to update the stack back
23821 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23823 PR middle-end/38953
23824 * graphite.c (if_region_set_false_region): After moving a region in
23825 the false branch of a condition, remove the empty dummy basic block.
23826 (gloog): Remove wrong fix for PR38953.
23828 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23830 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23831 generation due to implicit sign extension.
23833 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23835 PR middle-end/38981
23836 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23837 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23839 2009-02-09 Richard Guenther <rguenther@suse.de>
23841 PR middle-end/35202
23842 * convert.c (convert_to_real): Disable (float)fn((double)x)
23843 to fnf(x) conversion if errno differences may occur and
23844 -fmath-errno is set.
23846 2009-02-07 Anatoly Sokolov <aesok@post.ru>
23848 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
23849 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23850 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23852 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23855 * c-common.c (handle_alias_attribute): Disallow attribute for
23856 anything not a FUNCTION_DECL or VAR_DECL.
23858 2009-02-06 Janis Johnson <janis187@us.ibm.com>
23861 * real.c (do_compare): Special-case compare of zero against
23862 decimal float value.
23864 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23867 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
23868 as indicating flexible array members unless the field itself is
23869 being declarared as the incomplete array.
23871 2009-02-06 Jan Hubicka <jh@suse.cz>
23873 PR tree-optimization/38844
23874 * ipa-inline.c (try_inline): Stop inlining recursion when edge
23875 is already inlined.
23877 2009-02-06 Richard Guenther <rguenther@suse.de>
23879 PR middle-end/38977
23880 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
23881 fork because we may expand it as __gcov_fork.
23883 2009-02-06 Nick Clifton <nickc@redhat.com>
23885 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
23887 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
23889 PR tree-optimization/35659
23890 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
23891 vn_phi_eq): Shortcut if hashcode does not match.
23892 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
23894 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
23895 and avoid iterative_hash_expr.
23896 (FOR_EACH_VALUE_ID_IN_SET): New.
23897 (value_id_compare): Remove.
23898 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23899 sort expressions by value id.
23901 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23904 * config/sh/predicates.md (general_movsrc_operand): Don't check
23905 the subreg of system registers here.
23907 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23910 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23911 on the copied decl.
23913 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23915 PR rtl-optimization/39110
23916 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23917 addresses, not aligned ones.
23919 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23920 Richard Guenther <rguenther@suse.de>
23922 PR tree-optimization/39100
23923 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23924 comment says and add edges.
23926 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23929 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23930 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23932 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23934 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23935 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23936 register_bb_in_sese, new_sese, free_sese): Moved.
23937 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23938 outermost_loop_in_scop, build_scop_iteration_domain,
23939 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23940 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23941 Use loop_in_sese_p instead of loop_in_scop_p.
23942 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23943 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23944 (scopdet_basic_block_info): Fix bug in scop detection.
23945 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23946 eq_loop_to_cloog_loop): Remove.
23947 (nb_loops_around_loop_in_scop, nb_loop
23948 ref_nb_loops): Moved here...
23949 * graphite.h (ref_nb_loops): ... from here.
23950 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23951 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23952 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23953 * testsuite/gcc.dg/graphite/scop-19.c: New
23955 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23956 Hans-Peter Nilsson <hp@axis.com>
23958 PR rtl-optimization/37889
23959 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23960 Move offset handling from PLUS to before the switch. Use new
23961 arguments when considering SYMBOL_REFs too.
23962 (rtx_addr_can_trap_p): Pass dummy offset and size.
23963 (enum may_trap_p_flags): Remove.
23964 (may_trap_p_1): Pass size from MEM_SIZE.
23966 PR rtl-optimization/38921
23967 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23968 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23969 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23970 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23972 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23974 AVX Programming Reference (January, 2009)
23975 * config/i386/sse.md (*vpclmulqdq): New.
23977 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23979 PR tree-optimization/38977
23980 PR gcov-profile/38292
23981 * calls.c (special_function_p): Disregard __builtin_ prefix.
23983 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23985 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23986 non-indexable addresses even before reload.
23988 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23991 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23992 as having variable size. Do not give an error for unnamed
23993 parameters with [*] declarators. Give a warning for type names
23994 with [*] declarators and mark them as variable size.
23995 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23996 for sizeof applied to [*] type names.
23998 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24001 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24003 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24005 * gcc.c (process_command): Update copyright notice dates.
24006 * gcov.c (print_version): Likewise.
24007 * gcov-dump.c (print_version): Likewise.
24008 * mips-tfile.c (main): Likewise.
24009 * mips-tdump.c (main): Likewise.
24011 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24014 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24015 for composite type involving a zero-length array type.
24017 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24020 * function.c (match_asm_constraints_1): Skip over
24021 initial optional % in the constraint.
24023 PR inline-asm/39059
24024 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24025 supported, don't accept FIXED_CSTs.
24026 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24027 and _Sat is used without _Fract/_Accum. Set specs->type to
24028 integer_type_node for cts_fract/cts_accum if fixed point is not
24031 2009-02-02 Catherine Moore <clm@codesourcery.com>
24033 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24035 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24037 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24038 (ABI_HAS_64BIT_SYMBOLS): Use it.
24039 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24041 2009-02-02 Paul Brook <paul@codesourcery.com>
24043 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24045 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24047 PR inline-asm/39058
24048 * recog.h (asm_operand_ok): Add constraints argument.
24049 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24050 recurse on matching constraint.
24051 (check_asm_operands): Pass constraints as 3rd argument to
24052 asm_operand_ok. Don't look up matching constraint here.
24053 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24056 2009-02-02 Ben Elliston <bje@au.ibm.com>
24058 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24059 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24061 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24063 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24064 information. Remove some obsolete information. Reorganize.
24066 * config/pa/fptr.c: Revert license to GPL 2.
24067 * config/pa/milli64.S: Likewise.
24069 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24072 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24073 LIBRARY name in, instead of hard-coding it.
24074 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24075 extra target make frag to tmake_files according to EH model.
24076 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24077 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24078 frags that define makefile variable EH_MODEL appropriately.
24079 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24080 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24081 to "-sjlj" according to type of EH configured.
24082 (LIBGCC_SONAME): Concatenate it to shared library base name.
24083 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24084 to "_sjlj" according to type of EH configured.
24085 (LIBGCC_SONAME): Concatenate it to shared library base name.
24086 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24087 (SHLIB_LINK): Add missing semicolon to if-else construct.
24088 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24089 string value of "pe_dll" command-line option.
24090 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24091 (SHLIB_SONAME): Use it when overriding t-cygming default.
24092 (SHLIB_IMPLIB): Override t-cygming default.
24093 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24094 string value of "pe_dll" command-line option.
24096 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24099 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24100 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24102 2009-01-31 Richard Guenther <rguenther@suse.de>
24104 PR tree-optimization/38937
24105 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24106 computing the transitive closure.
24108 2009-01-30 Richard Guenther <rguenther@suse.de>
24110 PR tree-optimization/39041
24111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24112 Propagate variable indices only if the types match for this stmt.
24114 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24117 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24118 inline but never defined.
24120 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24122 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24123 (*insv_h_di_reg_extimm): New insn.
24124 (*insv_l<mode>_reg_extimm): New insn.
24126 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24128 * config/picochip/picochip.c (flag_conserve_stack): set
24129 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24130 fconserve-stack. Reduce call-overhead used by inliner.
24132 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24135 * common.opt (flag_conserve_stack): Initialised to zero.
24137 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24140 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24141 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24144 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24146 * ira-color.c (allocno_reload_assign): Update comments.
24147 * regmove.c (regmove_optimize): Likewise.
24151 2009-01-29 Robert Millan <rmh@aybabtu.com>
24153 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24154 * config/i386/kopensolaris-gnu.h: New file. Undefine
24155 `MD_UNWIND_SUPPORT'.
24156 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24158 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24160 PR tree-optimization/39007
24161 * tree-loop-distribution.c (generate_builtin): Use
24162 recompute_dominator to compute the immediate dominator of the
24163 basic block just after the loop.
24165 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24167 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24168 (ASM_OUTPUT_DWARF_PCREL): Define.
24170 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24172 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24173 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24174 global. Modify entries about regmove and IRA.
24176 * ra-conflict.c: Remove the file.
24178 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24180 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24181 (pass_regclass_init): Rename to pass_reginfo_init.
24183 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24185 * toplev.h (flag_ira): Remove.
24187 * caller-save.c (setup_save_areas): Remove flag_ira.
24189 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24191 * global.c: Remove the file.
24193 * opts.c (decode_options): Remove flag_ira.
24195 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24197 * regmove.c: Modify file description.
24198 (find_use_as_address, try_auto_increment): Define them only if
24199 AUTO_INC_DEC is defined.
24200 (replacement_quality, replace_in_call_usage, fixup_match_1,
24201 stable_and_no_regs_but_for_p): Remove.
24202 (reg_set_in_bb): Make it static.
24203 (regmove_optimize): Remove flag_ira and code which worked for
24206 * local-alloc.c: Remove the file.
24208 * common.opt (fira): Remove.
24210 * ira.c: Include except.h.
24211 (eliminable_regset): Move from global.c.
24212 (mark_elimination): Ditto. Remove flag_ira.
24213 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24214 equiv_mem_modified, validate_equiv_mem_from_store,
24215 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24216 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24217 no_equiv, recorded_label_ref): Move from local-alloc.c.
24218 (update_equiv_regs): Ditto. Make it static.
24219 (print_insn_chain, print_insn_chains): Move it from global.c.
24220 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24221 (build_insn_chain): Ditto. Make it static.
24222 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24223 Rename to init_live_subregs.
24224 (gate_ira): Remove flag_ira.
24226 * regclass.c: Rename reginfo.c. Change file description.
24227 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24228 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24229 (init_reg_sets_1): Remove code for evaluation of
24230 reg_class_superclasses and losing_caller_save_reg_set.
24231 (init_regs): Remove init_reg_autoinc.
24232 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24233 ok_for_base_p_nonstrict): Remove.
24234 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24235 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24236 corresponding entries.
24237 (dump_regclass, record_operand_costs, scan_one_insn,
24238 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24239 record_address_regs, auto_inc_dec_reg_p): Remove.
24240 (gt-regclass.h): Rename to gt-reginfo.h.
24242 * rtl.h (dump_global_regs, retry_global_alloc,
24243 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24245 * Makefile.in (RA_H): Remove.
24246 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24247 Rename regclass.o to reginfo.o.
24248 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24250 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24251 (GTFILES): Rename regclass.c to reginfo.c.
24253 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24254 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24256 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24257 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24259 (finish_spills): Ditto. Remove code for !flag_ira.
24261 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24263 PR middle-end/35854
24264 * doc/invoke.texi (rtl debug options): Complete rewrite.
24265 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24267 * mode-switching.c (pass_mode_switching): Rename pass from
24268 "mode-sw" to "mode_sw".
24269 * except.c (pass_convert_to_eh_ranges): Rename pass from
24270 "eh-ranges" to "eh_ranges".
24271 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24275 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24276 Alexander Monakov <amonakov@ispras.ru>
24278 PR middle-end/38857
24279 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24281 (move_exprs_to_boundary): Change return type and pass through
24282 should_move from move_op. Relax assert. Update usage ...
24283 (schedule_expr_on_boundary): ... here. Use should_move instead of
24285 (move_op_orig_expr_found): Indicate that insn was disconnected from
24287 (code_motion_process_successors): Do not call after_merge_succs
24288 callback if original expression was not found when traversing any of
24290 (code_motion_path_driver): Change return type. Update prototype.
24291 (move_op): Update comment. Add a new parameter (should_move). Update
24292 prototype. Set *should_move based on indication provided by
24293 move_op_orig_expr_found.
24295 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24297 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24298 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24299 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24300 * config/rs6000/rs6000.c (rs6000_override_options): Default
24301 avoid-indexed-addresses on for Power6, off for everything else.
24302 (avoiding_indexed_address_p): New function.
24303 (rs6000_legitimize_address): Use it.
24304 (rs6000_legitimate_address): Likewise.
24305 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24307 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24309 PR tree-optimization/38997
24310 * tree-loop-distribution.c (generate_memset_zero): Use
24311 POINTER_PLUS_EXPR for a pointer addition.
24313 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24315 * config/s390/s390.md (bswap<mode>2): New pattern added.
24317 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24319 * config/s390/s390.md (*tls_load_31): Added type attribute.
24321 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24323 * config/s390/s390.md: Fix a few comments.
24325 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24327 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24328 (*tm<mode>_full): Fixed z10prop attribute.
24329 (*tst<mode>_extimm): Fixed z10prop attribute.
24330 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24331 (*tstqiCCT_cconly): Fixed z10prop attribute.
24332 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24333 (*movsi_larl): Fixed z10prop attribute.
24334 (*movsi_zarch): Fixed z10prop attribute.
24335 (*movsi_eas): Fixed z10prop attribute.
24336 (*movhi): Fixed z10prop attribute.
24337 (*movqi): Fixed z10prop attribute.
24338 (*movstrictqi): Fixed z10prop attribute.
24339 (*mov<mode>): Fixed z10prop attribute.
24340 (*movcc): Fixed z10prop attribute.
24341 (*sethighpartdi_64): Fixed z10prop attribute.
24342 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24343 (*negdi2_sign_cc): Fixed z10prop attribute.
24344 (*negdi2_sign): Fixed z10prop attribute.
24345 (*absdi2_sign_cc): Fixed z10prop attribute.
24346 (*absdi2_sign): Fixed z10prop attribute.
24347 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24348 (*negabsdi2_sign): Fixed z10prop attribute.
24349 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24350 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24351 (doloop_si64): Fixed z10prop attribute.
24352 (doloop_si31): Fixed z10prop attribute.
24353 (doloop_long): Fixed z10prop attribute.
24354 (indirect_jump): Fixed z10prop attribute.
24355 (nop): Fixed z10prop attribute.
24356 (main_base_64): Fixed z10prop attribute.
24357 (reload_base_64): Fixed z10prop attribute.
24359 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24361 PR rtl-optimization/38740
24362 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24364 * config/mips/mips.c (mips_reorg): Likewise.
24366 2009-01-28 Richard Guenther <rguenther@suse.de>
24368 PR tree-optimization/38926
24369 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24370 with the correct value id to a value.
24371 (do_regular_insertion): Use the value number of edoubleprime
24372 for the value number of the expr.
24375 2008-08-21 Richard Guenther <rguenther@suse.de>
24377 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24378 a PHI ask VN if it is already available.
24379 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24380 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24382 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24384 PR middle-end/38934
24385 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24386 set to varying whenever max has TREE_OVERFLOW set, similarly
24387 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24389 2009-01-28 Richard Guenther <rguenther@suse.de>
24391 PR middle-end/38908
24392 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24393 uninitialized aggregate uses in call arguments.
24395 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24397 PR tree-optimization/38984
24398 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24399 the nothing_id variable if -fno-delete-null-pointer-checks.
24401 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24404 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24405 (set_got_offset_rex64): Ditto.
24407 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24410 * doc/extend.texi: Improve local variable with asm reg.
24412 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24414 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24415 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24416 was not supplied then set warn_packed_bitfield_compat to the
24417 default value of 1.
24418 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24421 2009-01-27 Richard Guenther <rguenther@suse.de>
24423 PR tree-optimization/38503
24424 * cfgexpand.c (expand_gimple_basic_block): Ignore
24425 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24426 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24427 variables that cannot have TBAA applied.
24428 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24431 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24433 PR middle-end/38969
24434 * calls.c (initialize_argument_information): Do not wrap complex
24435 arguments in SAVE_EXPR.
24437 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24439 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24440 (INSTALL_LIBGCC): Revert typo commit.
24442 2009-01-26 Richard Guenther <rguenther@suse.de>
24444 PR tree-optimization/38745
24445 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24446 from special handling.
24448 2009-01-26 Richard Guenther <rguenther@suse.de>
24450 PR tree-optimization/38745
24451 * tree-ssa.c (execute_update_addresses_taken): Do not include
24452 variables that cannot possibly be a register in not_reg_needs.
24453 Do not clear TREE_ADDRESSABLE on vars that may not become
24455 * tree-ssa.c (update_alias_info_1): Include those in the set
24456 of addressable vars.
24458 2009-01-26 Richard Guenther <rguenther@suse.de>
24460 PR middle-end/38851
24461 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24462 * tree-ssa-dse.c: Include langhooks.h
24463 (execute_simple_dse): Remove stores with zero size.
24465 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24468 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24471 2009-01-24 Julian Brown <julian@codesourcery.com>
24473 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24474 config/arm/linux-atomic.c.
24475 * config/arm/linux-atomic.c: New.
24477 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24479 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24480 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24481 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24483 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24486 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24489 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24491 PR tree-optimization/38953
24492 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24493 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24494 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24495 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24498 2009-01-24 Paul Brook <paul@codesourcery.com>
24500 * config/arm/neon.md (neon_type): Move to arm.md.
24501 (neon_mov<VSTRUCT>): Add neon_type attribute.
24502 * config/arm/arm.md (neon_type): Move to here.
24503 (conds): Add "unconditioal" and use as default for NEON insns.
24505 2009-01-24 Ben Elliston <bje@au.ibm.com>
24507 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24508 void *' warning from -Wc++-compat.
24509 * Makefile.in (dominance.o-warn): Remove.
24511 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24513 PR tree-optimization/38932
24514 * fold-const.c (fold_unary_ignore_overflow): New.
24515 * tree.h (fold_unary_ignore_overflow): Declare.
24516 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24517 * tree-ssa-sccvn.c (visit_reference_op_load,
24518 simplify_unary_expression): Likewise.
24520 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24522 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24523 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24524 regardless of their type.
24525 * c-common.c (handle_packed_attribute): Don't ignore packed on
24527 * c.opt (Wpacked-bitfield-compat): New warning option.
24528 * stor-layout.c (place_field): Warn if offset of a field changed.
24529 * doc/extend.texi (packed): Mention the ABI change.
24530 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24531 (Warning Options): Add it to the list.
24533 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24535 * c-opts.c (c_common_post_options): Fix a typo in comments.
24537 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24539 PR middle-end/38615
24540 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24541 variables to static.
24542 * doc/invoke.texi (-fmerge-all-constants): Update description.
24544 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24547 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24548 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24550 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24552 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24554 (LOCAL_ALIGNMENT): Similarly.
24556 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24557 Joseph Myers <joseph@codesourcery.com>
24559 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24560 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24561 * config/arm/arm-tune.md: Regenerate.
24562 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24565 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24567 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24568 version number to five.
24570 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24573 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24574 * c-common.c (set_underlying_type): Likewise.
24575 (is_typedef_decl ): Likewise
24577 (set_underlying_type): Likewise.
24578 (is_typedef_type): Likewise.
24580 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24582 PR middle-end/38587
24583 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24586 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24589 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24590 (LIBGCC_SPEC): Don't define.
24591 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24593 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24595 PR rtl-optimization/38879
24596 * alias.c (base_alias_check): Unaligned access via AND address can
24597 alias all surrounding object types except those with sizes equal
24598 or wider than the size of unaligned access.
24600 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24603 * c-decl.c (clone_underlying_type): Move this ...
24604 * c-common.c (set_underlying_type): ... here.
24605 Also, make sure the function properly sets TYPE_STUB_DECL() on
24606 the newly created typedef variant type.
24607 (is_typedef_decl ): New entry point.
24608 * tree.h: Added a new member member_types_needing_access_check to
24609 struct tree_decl_non_common.
24610 (set_underlying_type): New entry point.
24611 (is_typedef_type): Likewise.
24613 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24615 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24616 Check whether two instructions have memory references that
24617 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24618 are helper functions for traversing.
24619 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24620 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24621 not to draw dependency edge for instructions with non-conflicting
24624 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24627 * longlong.h: Update copyright years. Use soft-fp license notice.
24628 Sync __clz_tab declaration with glibc.
24630 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24633 * doc/extend.texi (syscall_linkage): New.
24634 (version_id): Modify.
24636 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24637 Richard Guenther <rguenther@suse.de>
24639 PR tree-optimization/38747
24640 PR tree-optimization/38748
24641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24642 conversion if the base address is an indirect reference and the
24643 aliasing sets could cause issues.
24645 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24647 * common.opt (fgraphite, fgraphite-identity): Add comment for
24648 explaining why these options are not documented.
24650 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24652 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24653 gimple_call_lhs is NULL.
24655 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24658 * emit-rtl.c (adjust_address_1): Make sure memref is never
24661 2009-01-20 Ben Elliston <bje@au.ibm.com>
24663 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24664 const qualifier from arg parameter. Remove unnecessary cast to char *.
24665 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24666 const qualifier from arg 2.
24668 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24670 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24672 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24675 * rtl.h (reinit_regs): New prototype.
24676 * regclass.c: Include ira.h.
24677 (reinit_regs): New.
24678 * Makefile.in (regclass.o): Add ira.h.
24679 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24681 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24684 * c-common.c (handle_aligned_attribute): Use
24685 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24686 default alignment value.
24688 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24690 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24691 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24693 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24694 __BIGGEST_ALIGNMENT__.
24696 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24698 2009-01-18 Richard Guenther <rguenther@suse.de>
24700 PR tree-optimization/38819
24701 * tree-flow.h (operation_could_trap_helper_p): Declare.
24702 * tree-eh.c (operation_could_trap_helper_p): Export.
24703 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24704 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24705 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24706 are about to insert a possibly trapping instruction and fail
24709 2009-01-18 Andreas Schwab <schwab@suse.de>
24711 * doc/install.texi (Configuration): Remove obsolete paragraph
24712 about use of --with-gnu-ld with --with-gnu-as.
24714 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24716 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24717 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24718 Follow spelling conventions.
24720 2009-01-18 Ben Elliston <bje@au.ibm.com>
24722 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24723 C++ warning about implicit conversion from void * to struct
24725 (bitmap_obstack_free): Likewise for bitmap_element *.
24726 * Makefile.in (bitmap.o-warn): Remove.
24728 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24730 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24732 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24733 Tobias Grosser <tobi.grosser@amd.com>
24735 * graphite.c (graphite_trans_scop_block): Do not block single
24738 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24740 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24741 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24742 test with assertion.
24744 2009-01-16 Richard Guenther <rguenther@suse.de>
24746 PR tree-optimization/38835
24747 PR middle-end/36227
24748 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24749 and INT + PTR -> (INT)(PTR p+ INT) folding.
24750 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24752 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24755 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24756 the subreg from a lowpart subreg if it is also casting the value.
24758 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24759 Tobias Grosser <tobi.grosser@amd.com>
24761 * graphite.c (compare_prefix_loops): New.
24762 (build_scop_canonical_schedules): Rewritten.
24763 (graphite_transform_loops): Move build_scop_canonical_schedules
24764 after build_scop_iteration_domain.
24766 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24767 Tobias Grosser <tobi.grosser@amd.com>
24769 * graphite.c (add_conditions_to_domain): Add the loops to
24770 the dimension of the iteration domain. Do copy the domain
24771 only when it exists.
24772 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24773 (add_conditions_to_constraints): New.
24774 (can_generate_code_stmt, can_generate_code): Removed.
24775 (gloog): Do not call can_generate_code.
24776 (graphite_transform_loops): Call add_conditions_to_constraints
24777 after building the iteration domain.
24779 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24781 PR tree-optimization/38789
24782 * tree-ssa-threadedge.c
24783 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24784 __builtin_constant_p.
24786 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24788 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24789 examined before deleting them.
24791 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24793 * function.c (aggregate_value_p): Correctly extract the function
24794 type from CALL_EXPR_FN lookup.
24796 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24798 * config/picochip/picochip.c (picochip_override_options): Revert
24799 CFI asm flag disable commited previously.
24801 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24802 Tobias Grosser <tobi.grosser@amd.com>
24803 Jan Sjodin <jan.sjodin@amd.com>
24805 * graphite.c (scan_tree_for_params): On substractions negate
24806 all the coefficients of the term.
24807 (clast_to_gcc_expression_red): New. Handle reduction expressions
24808 of more than two operands.
24809 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24810 (get_vdef_before_scop): Handle also the case of default definitions.
24812 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24814 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24815 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24816 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24818 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24819 Joey Ye <joey.ye@intel.com>
24821 PR middle-end/37843
24822 * cfgexpand.c (expand_stack_alignment): Don't update stack
24823 boundary nor check incoming stack boundary here.
24824 (gimple_expand_cfg): Update stack boundary and check incoming
24825 stack boundary here.
24827 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24829 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24831 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24833 PR rtl-optimization/38245
24834 * calls.c (expand_call): Add stack arguments to
24835 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24836 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24837 in regs and partially in memory or BLKmode arguments.
24838 (emit_library_call_value_1): Add stack arguments to
24839 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24840 ACCUMULATE_OUTGOING_ARGS).
24841 * dce.c: Include tm_p.h.
24842 (find_call_stack_args): New function.
24843 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
24845 (mark_insn): Call find_call_stack_args for CALL_Ps.
24846 (prescan_insns_for_dce): Walk insns backwards in bb rather than
24847 forwards. Allocate and free arg_stores bitmap if needed, pass it
24848 down to deletable_insn_p, don't mark stores set in arg_stores
24849 bitmap, clear the bitmap at the beginning of each bb.
24850 * Makefile.in (dce.o): Depend on $(TM_P_H).
24852 2009-01-14 Michael Meissner <gnu@the-meissners.org>
24855 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
24856 to make sure the insn is a conditional test (bug 22599). Reformat a
24859 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
24861 PR middle-end/38431
24862 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24863 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24864 (gloog): Do not call cleanup_tree_cfg.
24865 (graphite_transform_loops): Call cleanup_tree_cfg after all
24866 scops have been code generated.
24868 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
24869 * doc/gty.texi (Invoking the garbage collector): Added new node
24870 and section documenting ggc_collect.
24872 2009-01-14 Richard Guenther <rguenther@suse.de>
24874 PR tree-optimization/38826
24875 PR middle-end/38477
24876 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
24877 initialization notes only if we actually emitted a warning.
24878 (intra_create_variable_infos): Add constraints for a result decl
24879 that is passed by hidden reference.
24880 (build_pred_graph): Mark all related variables non-direct on
24883 2009-01-14 Nick Clifton <nickc@redhat.com>
24885 * ira-conflicts.c: Include addresses.h for the definition of
24887 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
24888 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
24890 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
24893 * Makefile.in (ira-lives.o): Add except.h.
24895 * ira-lives.c: Include except.h.
24896 (process_bb_node_lives): Process can_throw_internal.
24898 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24900 PR rtl-optimization/38774
24901 * combine.c (simplify_set): When undoing cc_use change, don't do
24902 PUT_CODE on the newly created comparison, but instead put back the
24905 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24907 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24908 values. Remove duplicate arm8 entry.
24910 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24912 PR tree-optimization/38786
24913 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24914 the SSA_NAME case of expand_scalar_variables_expr.
24915 Set the type of an expression to the type of its assign statement.
24916 (expand_scalar_variables_expr): Also gather the scalar computation
24917 used to index the memory access. Do not pass loop_p.
24918 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24919 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24920 the gimple_stmt_iterator where it inserts new code.
24921 Do not pass loop_p.
24922 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24923 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24925 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24927 * graphite.h (debug_value): Removed.
24928 * graphite.c (debug_value): Removed.
24930 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24932 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24933 ldrd/strd with two 32-bit instructions.
24935 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24937 * config/arm/arm.c (struct processors): Pass for speed down into
24938 cost helper functions.
24939 (const_ok_for_op): Handle COMPARE and inequality nodes.
24940 (arm_rtx_costs_1): Rewrite.
24941 (arm_size_rtx_costs): Update prototype.
24942 (arm_rtx_costs): Pass speed down to helper functions.
24943 (arm_slowmul_rtx_costs): Rework cost calculations.
24944 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24945 (arm_9e_rtx_costs): Likewise.
24947 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24949 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24950 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24951 (alpha_legitimize_address): Do not split local symbols wider than
24952 UNITS_PER_WORD into HIGH/LO_SUM parts.
24954 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24957 * gcc.c (process_command): Replace call to execvp with calls
24958 to pex_one and exit.
24960 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24963 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24964 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24965 variant for devices with 3-byte PC.
24966 (__tablejump_elpm__): New.
24968 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24971 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24972 offsetof member-designator, handle it as `[0].'.
24974 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24976 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24977 function when not using named sections on targets with named sections
24978 if branch distance is less than 262132.
24980 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24982 * combine.c (combine_instructions): Recompute
24983 optimize_this_for_speed_p for each BB in the main combine loop.
24985 2009-01-12 Tomas Bily <tbily@suse.cz>
24988 * tree-loop-distribution.c (prop_phis): New function.
24989 (generate_builtin): Call prop_phis.
24990 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24992 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24994 PR tree-optimization/38807
24995 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24996 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24998 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25000 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25001 subreg of op0 to the original op0.
25003 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25005 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25007 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25010 * mips-tfile.c (parse_def): Fix parsing of def strings
25011 starting with digits.
25013 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25016 * config/arm/arm.c (arm_is_long_call_p): Don't call
25017 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25019 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25021 * regrename.c (regrename_optimize): Fix dumping.
25022 (find_oldest_value_reg): Preserve REG_POINTER.
25023 (copy_hardreg_forward_1): Likewise.
25025 2009-01-09 Diego Novillo <dnovillo@google.com>
25027 * gimple.h (struct gimple_statement_base) <uid>: Document
25028 the restrictions on its use.
25029 (gimple_uid): Tidy.
25030 (gimple_set_uid): Tidy.
25032 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25034 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25035 zero guard even if align_bytes != 0 and count is smaller than
25038 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25040 PR rtl-optimization/38495
25041 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25042 (add_range_and_copies_from_move_list): Print all added ranges.
25043 Add ranges to memory optimized destination.
25045 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25049 * config/i386/i386.c (override_options): Reject
25050 -mstringop-strategy=rep_8byte with -m32.
25051 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25052 to 1. Do count comparison against epilogue_size_needed at compile
25053 time even when count_exp was constant forced into register. For
25054 size_needed don't jump to epilogue, instead just avoid aligning
25055 and invoke the body algorithm. If need_zero_guard, add zero guard
25056 even if count is non-zero, but smaller than size_needed + number of
25057 bytes that could be stored for alignment.
25058 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25059 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25060 but smaller than size_needed + number of bytes that could be stored
25061 for alignment. Compare size_needed with epilogue_size_needed instead
25062 of desired_align - align, don't adjust size_needed, pass
25063 epilogue_size_needed to the epilogue expanders.
25066 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25068 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25070 * pa.c (last_address): Change to unsigned.
25071 (update_total_code_bytes): Change argument to unsigned. Don't
25072 check if insn addresses are set.
25073 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25074 addresses are not set.
25075 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25077 2009-01-09 Nick Clifton <nickc@redhat.com>
25079 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25080 DECL_DECLARED_INLINE_P.
25082 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25084 PR middle-end/38347
25085 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25086 GET_MODE (op0) in operand_subword_force calls.
25088 PR middle-end/38771
25089 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25090 fold_convert arg0 operands to TREE_TYPE (op0) first.
25092 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25094 * params.def (ira-max-conflict-table-size): Decrease default value
25097 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25099 PR tree-optimization/37031
25100 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25102 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25103 allocate it using gc instead of heap, use VEC_quick_push instead of
25105 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25106 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25107 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25108 allocated vector from heap allocated.
25109 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25110 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25111 vector only after perfect_loop_nest_depth call.
25113 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25114 Jan Sjodin <jan.sjodin@amd.com>
25116 PR tree-optimization/38559
25117 * graphite.c (debug_value, copy_constraint,
25118 swap_constraint_variables, scale_constraint_variable, ): New.
25119 (get_lower_bound, get_upper_bound): Removed.
25120 (graphite_trans_bb_strip_mine): Clean up this code that works
25121 only for constant number of iterations. Fully copy upper and
25122 lower bound constraints, not only the constant part of them.
25123 * graphite.h (debug_value): Declared.
25125 2009-01-08 Ira Rosen <irar@il.ibm.com>
25127 PR tree-optimization/37194
25128 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25129 Don't add the cost of cost model guard in prologue to scalar
25130 outside cost in case of known number of iterations.
25132 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25133 Alan Modra <amodra@bigpond.net.au>
25135 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25136 non-word-aligned REG+CONST addressing.
25138 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25141 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25142 free_after_compilation when outputting a thunk.
25143 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25144 Do not call free_after_compilation here.
25146 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25148 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25149 (ix86_valid_target_attribute_inner_p): Ditto.
25151 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25153 PR tree-optimization/38492
25154 PR tree-optimization/38498
25155 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25156 * tree-chrec.h (scev_is_linear_expression): Declared.
25157 * graphite.c (graphite_cannot_represent_loop_niter): New.
25158 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25159 (graphite_loop_normal_form): Use gcc_assert.
25160 (scan_tree_for_params): Use CASE_CONVERT.
25161 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25162 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25163 Use gcc_assert. Discard scops that contain unhandled cases.
25164 (build_scop_conditions): Return a boolean status for unhandled cases.
25165 (strip_mine_profitable_p): Print the loop number, not its depth.
25166 (is_interchange_valid): Pass the depth of the loop nest, don't
25167 recompute it wrongly.
25168 (graphite_trans_bb_block): Same.
25169 (graphite_trans_bb_block): Print tentative of loop blocking.
25170 (graphite_trans_scop_block): Do not print that the loop has been
25172 (graphite_transform_loops): Do not handle scops that contain condition
25175 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25177 AVX Programming Reference (December, 2008)
25178 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25179 (_mm256_stream_pd): Likewise.
25180 (_mm256_stream_ps): Likewise.
25182 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25183 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25184 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25185 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25186 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25187 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25188 (ix86_expand_special_args_builtin): Likewise.
25190 * config/i386/sse.md (AVXMODEDI): New.
25191 (avx_movnt<mode>): Likewise.
25192 (avx_movnt<mode>): Likewise.
25193 (<sse>_movnt<mode>): Remove AVX support.
25194 (sse2_movntv2di): Likewise.
25196 2009-01-07 Richard Guenther <rguenther@suse.de>
25198 PR middle-end/38751
25199 * fold-const.c (extract_muldiv): Remove obsolete comment.
25200 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25201 to PLUS_EXPR canonicalization for the canonicalization.
25203 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25205 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25206 hosted cross-compilers generating less efficient code.
25208 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25210 * function.h (rtl_data): Add a dbr_scheduled_p field.
25211 * reorg.c (dbr_schedule): Set it.
25212 (gate_handle_delay_slots): Check it.
25213 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25214 (mips_reorg): Check flag_delayed_branch instead of
25215 mips_base_delayed_branch.
25216 (mips_override_options): Don't set mips_base_delayed_branch
25217 or flag_delayed_branch.
25219 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25221 PR rtl-optimization/38426.
25222 * ira.c (ira): Set current_function_is_leaf earlier.
25224 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25226 PR rtl-optimization/38722
25227 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25228 too early, only set a flag and modify after last possible
25231 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25234 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25235 * real.c (decimal_single_format): Correct values of emin and emax.
25236 (decimal_double_format): Ditto.
25237 (decimal_quad_format): Ditto.
25238 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25239 computation of DECnn_MIN and DECnn_MAX for corrected values of
25240 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25241 __DECnn_MIN__, and adjust its computation for the corrected value
25244 2009-01-06 Jan Hubicka <jh@suse.cz>
25247 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25249 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25251 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25252 Add Robert Clark to the list of testers.
25254 2009-01-06 Jan Hubicka <jh@suse.cz>
25255 Kai Tietz <kai.tietz@onevision.com>
25257 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25258 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25260 2009-01-06 Jan Hubicka <jh@suse.cz>
25261 Kai Tietz <kai.tietz@onevision.com>
25263 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25265 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25266 (ix86_nsaved_regs): Count only general purpose regs.
25267 (ix86_nsaved_sseregs): New.
25268 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25269 to 16 for w64; compute padding and size of sse reg save area.
25270 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25271 general purpose regs.
25272 (ix86_emit_save_sse_regs_using_mov): New.
25273 (ix86_expand_prologue): Save SSE regs if needed.
25274 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25275 (ix86_emit_restore_sse_regs_using_mov): New.
25276 (ix86_expand_epilogue): Save SSE regs if needed.
25278 2009-01-06 Jan Hubicka <jh@suse.cz>
25279 Kai Tietz <kai.tietz@onevision.com>
25281 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25282 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25283 functions when accumulate outgoing args is off.
25285 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25288 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25289 before using pseudos_have_intersected_live_ranges_p.
25291 * ira-int.h (ira_assert): Always define.
25293 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25295 AVX Programming Reference (December, 2008)
25296 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25297 (_mm256_permute2_pd): Likewise.
25298 (_mm_permute2_ps): Likewise.
25299 (_mm256_permute2_ps): Likewise.
25300 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25301 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25303 * config/i386/i386.c (ix86_builtins): Remove
25304 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25305 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25306 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25307 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25308 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25309 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25310 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25311 __builtin_ia32_vpermil2ps256.
25312 (ix86_init_mmx_sse_builtins): Updated.
25313 (ix86_expand_args_builtin): Likewise.
25315 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25317 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25318 long absolute calls when generating PA 2.0 code.
25320 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25322 PR rtl-optimization/38583
25323 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25325 * params.def (ira-max-conflict-table-size): New.
25327 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25329 * ira.h (ira_conflicts_p): New external definition.
25331 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25332 table. Report this. Return result of building.
25333 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25334 building conflict table.
25336 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25337 (ira_color): Use ira_conflicts_p.
25339 * global.c: Include ira.h.
25340 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25343 * Makefile.in (global.o): Add ira.h.
25345 * ira-build.c (mark_all_loops_for_removal,
25346 propagate_some_info_from_allocno): New.
25347 (remove_unnecessary_allocnos): Call
25348 propagate_some_info_from_allocno.
25349 (remove_low_level_allocnos): New.
25350 (remove_unnecessary_regions): Add parameter. Call
25351 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25352 parameter to remove_unnecessary_regions.
25353 (ira_build): Remove all regions but root if the conflict table was
25354 not built. Update conflict hard regs for allocnos crossing calls.
25356 * ira.c (ira_conflicts_p): New global.
25357 (ira): Define and use ira_conflicts_p.
25359 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25360 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25361 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25363 2009-01-06 Ben Elliston <bje@au.ibm.com>
25365 * gengtype-lex.l (YY_NO_INPUT): Define.
25367 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25370 * c-common.c (handle_vector_size_attribute): Also reject
25371 BOOLEAN_TYPE types.
25373 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25375 PR tree-optimization/38492
25376 * graphite.c (rename_map_elt, debug_rename_elt,
25377 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25378 rename_map_elt_info, eq_rename_map_elts,
25379 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25380 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25381 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25382 (sese_build_livein_liveouts): New.
25383 (new_sese, free_sese): New.
25384 (new_scop): Call new_sese.
25385 (free_scop): Call free_sese.
25386 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25387 (register_old_new_names): Renamed register_old_and_new_names.
25388 (register_scop_liveout_renames, add_loop_exit_phis,
25389 insert_loop_close_phis, struct igp,
25390 default_liveout_before_guard, add_guard_exit_phis,
25391 insert_guard_phis, copy_renames): New.
25392 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25393 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25394 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25395 (scop_adjust_phis_for_liveouts): New.
25396 (gloog): Call scop_adjust_phis_for_liveouts.
25398 * graphite.h (struct sese): Documented. Added fields liveout,
25399 num_ver and livein.
25400 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25401 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25402 (struct scop): Added field liveout_renames.
25403 (SCOP_LIVEOUT_RENAMES): New.
25405 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25407 PR tree-optimization/38510
25408 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25409 (translate_clast): Call recompute_all_dominators before
25411 (gloog): Call recompute_all_dominators before graphite_verify.
25413 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25414 Jan Sjodin <jan.sjodin@amd.com>
25416 PR tree-optimization/38500
25417 * graphite.c (create_sese_edges): Call fix_loop_structure after
25420 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25422 * config.gcc: Add m32r*-*-rtems*.
25423 * config/m32r/rtems.h: New file.
25425 2009-01-05 Ben Elliston <bje@au.ibm.com>
25427 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25428 (.po.pox): Likewise.
25429 (po/gcc.pot): Likewise.
25431 2009-01-04 David S. Miller <davem@davemloft.net>
25433 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25434 (STARTING_FRAME_OFFSET): Always set to zero.
25436 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25438 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25439 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25440 fixed-point types, and vectors of the same.
25442 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25444 * config/mips/sync.md (*mb_barrier): Rename to...
25445 (*memory_barrier): ...this.
25447 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25449 * doc/extend.texi (Function Attributes): Move @cindex after @item
25450 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25451 and put in alphabetical order. Fix 'target' name and put in order.
25452 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25455 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25457 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25458 (memory_barrier): Expand as unspec instead of unspec_volatile.
25459 Remove mem:BLK from insn operands. Use Pmode scratch register.
25460 (*memory_barrier): Define as unspec instead of unspec_volatile.
25461 Use (match_dup 0) as input operand.
25463 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25464 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25465 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25466 scratch register. Remove operand 1.
25467 (*stbar): Define as unspec instead of unspec_volatile.
25468 Use (match_dup 0) as input operand, remove (const_int 8).
25469 (*membar): Define as unspec instead of unspec_volatile.
25470 Use (match_dup 0) as input operand, remove input operand 2.
25472 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25473 (memory_barrier): Expand as unspec instead of unspec_volatile.
25474 Remove mem:BLK from insn operands. Use Pmode scratch register.
25475 (*memory_barrier): Define as unspec instead of unspec_volatile.
25476 Use (match_dup 0) as input operand.
25478 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25479 Remove mem:BLK from insn operands. Use Pmode scratch register.
25480 Set volatile flag on operand 0.
25481 (*memory_barrier): New insn pattern.
25483 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25485 (*memory_barrier): Use (match_dup 0) as input operand.
25487 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25488 Remove mem:BLK from insn operands. Use Pmode scratch register.
25489 Set volatile flag on operand 0.
25490 (*mb_internal): New insn pattern.
25492 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25494 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25496 PR middle-end/38586
25497 * function.c (struct temp_slot): Move to the section of the file
25498 that deals with temp slots. Remove field 'address'.
25499 (temp_slot_address_table): New hash table of address -> temp slot.
25500 (struct temp_slot_address_entry): New struct, items for the table.
25501 (temp_slot_address_compute_hash, temp_slot_address_hash,
25502 temp_slot_address_eq, insert_temp_slot_address): Support functions
25504 (find_temp_slot_from_address): Rewrite to use the new hash table.
25505 (remove_unused_temp_slot_addresses): Remove addresses of temp
25506 slots that have been made available.
25507 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25508 worker function for remove_unused_temp_slot_addresses.
25509 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25510 Add the temp slot address to the address -> temp slot map.
25511 (update_temp_slot_address): Update via insert_temp_slot_address.
25512 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25513 (pop_temp_slots): Likewise.
25514 (init_temp_slots): Allocate the address -> temp slot map, or empty
25515 the map if it is already allocated.
25516 (prepare_function_start): Initialize temp slot processing.
25518 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25520 PR middle-end/38584
25521 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25522 Calculate the size of all stack vars assuming no packing of stack
25523 vars will happen, replacing a quadratic algorithm with a linear one.
25525 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25528 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25531 2009-01-03 Diego Novillo <dnovillo@google.com>
25533 * doc/contrib.texi: Update contributions.
25535 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25538 * builtins.c (fold_builtin_memory_op): Give up if either operand
25539 is volatile. Set srctype or desttype to non-qualified version
25543 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25544 and FUNCTION_DECLs.
25546 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25548 PR rtl-optimization/35805
25549 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25550 problem if fast dce is able to remove any instructions.
25551 * dce.c (dce_process_block): Fix dump message.
25553 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25556 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25558 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25560 PR middle-end/38690
25561 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25562 * tree-pretty-print.c (op_code_prio): New function.
25563 (op_prio): No longer static. Use op_code_prio.
25564 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25565 Use op_prio and op_code_prio to determine if () should be
25566 printed around operand(s) or not.
25568 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25569 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25570 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25571 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25572 pp_character instead of pp_string for single letter printing.
25574 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25576 * doc/extend.texi: Fix '#pragma GCC option' typo.
25578 2009-01-02 Richard Guenther <rguenther@suse.de>
25580 * doc/install.texi (--enable-checking): Mention different
25581 default for stage1.
25582 (--enable-stage1-checking): Document.
25584 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25586 PR middle-end/30142
25587 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25588 case to be an error.
25590 2009-01-02 Ben Elliston <bje@au.ibm.com>
25592 * config/fp-bit.h (pack_d): Constify argument.
25593 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25594 (isnan): Constify argument.
25596 (iszero): Likewise.
25597 (pack_d): Likewise.
25598 (_fpadd_parts): Constify return type.
25599 (_fpmul_parts): Likewise.
25600 (_fpdiv_parts): Likewise.
25602 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25605 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25606 warn about overwriting initializer with side-effects or
25607 -Woverride-init if !IMPLICIT.
25608 (output_init_element): Likewise. Pass IMPLICIT down to
25610 (process_init_element): Add IMPLICIT argument. Pass it down
25611 to output_init_element.
25612 (push_init_element, pop_init_level, set_designator): Adjust
25613 process_init_element callers.
25614 (set_nonincremental_init, set_nonincremental_init_from_string):
25615 Adjust add_pending_init callers.
25616 (output_pending_init_elements): Adjust output_init_element callers.
25617 * c-tree.h (process_init_element): Adjust prototype.
25618 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25619 process_init_element callers.
25622 Copyright (C) 2009 Free Software Foundation, Inc.
25624 Copying and distribution of this file, with or without modification,
25625 are permitted in any medium without royalty provided the copyright
25626 notice and this notice are preserved.