1 2009-09-16 Richard Guenther <rguenther@suse.de>
4 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
7 2009-09-16 DJ Delorie <dj@redhat.com>
8 Kaz Kojima <kkojima@gcc.gnu.org>
10 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
11 (sh_expand_prologue): Update calls to output_stack_adjust.
12 (sh_expand_epilogue): Likewise.
14 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
17 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
18 trying to limit the extent of searches in the insn stream.
20 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
21 Jakub Jelinek <jakub@redhat.com>
25 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
27 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
28 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
29 (rs6000_savres_strategy): Always save FP registers inline if the
30 target doesn't support hardware double-precision. Set the above
31 bits in return value when needed.
32 (rs6000_savres_routine_sym): Fix computation for cache selector.
33 Mark the generated symbol as a function. Rename exitp argument to
34 lr. Move code for determining the name of the symbol...
35 (rs6000_savres_routine_name): ...here. New function. Add cases for
36 getting the names right on AIX and 64-bit Linux.
37 (savres_routine_name): New variable.
38 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
39 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
40 on what the target routine uses as a base register. If savep && lr
41 describe saving of r0 into memory slot.
42 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
43 line calls for AIX ABI.
44 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
45 determine FP save/restore functions.
46 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
47 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
49 (rs6000_emit_epilogue): Adjust computation of restore_lr.
50 Duplicate restoration of LR and execute the appropriate one
51 depending on whether GPRs are being restored inline. Set r11 from
52 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
53 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
54 Fix out of line calls for AIX ABI.
55 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
57 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
59 (*restore_gpregs_spe): Likewise.
60 (*return_and_restore_gpregs_spe): Likewise.
61 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
62 Define to empty string unconditionally.
63 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
64 Define to empty string unconditionally.
65 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
68 2009-09-15 Jan Hubicka <jh@suse.cz>
70 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
71 * params.def (inline-insns-auto): Likewise.
73 2009-09-15 Martin Jambor <mjambor@suse.cz>
75 * ipa-inline.c (estimate_function_body_sizes): Dump info about
76 individual statements only at TDF_DETAILS dump level. Format
77 source for 80 characters per line.
79 2009-09-15 Christian Bruel <christian.bruel@st.com>
81 * regrename.c (do_replace): Update REG_DEAD notes.
83 2009-09-15 Revital Eres <eres@il.ibm.com>
85 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
86 * targhooks.c (default_builtin_support_vector_misalignment):
88 * targhooks.h (default_builtin_support_vector_misalignment):
90 * target.h (builtin_support_vector_misalignment):
91 New field in struct gcc_target.
92 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
94 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
96 * config/rs6000/rs6000.c
97 (rs6000_builtin_support_vector_misalignment): New function.
98 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
100 2009-09-15 Jie Zhang <jie.zhang@analog.com>
102 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
104 (bfin_optimize_loop): Likewise.
105 (bfin_gen_bundles): Likewise.
106 (workaround_speculation): Likewise.
107 (find_load): Return NULL_RTX for debug_insn.
109 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
111 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
114 2009-09-14 DJ Delorie <dj@redhat.com>
116 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
117 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
120 2009-09-14 Richard Henderson <rth@redhat.com>
121 Jakub Jelinek <jakub@redhat.com>
123 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
124 * cfgbuild.c (make_edges): Handle asm goto.
125 * cfglayout.c (fixup_reorder_chain): Likewise.
126 * cfgrtl.c (patch_jump_insn): Likewise.
127 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
128 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
129 (gimple_build_asm_vec): Add and use labels parameter.
130 (gimple_build_asm): Remove.
131 (walk_gimple_asm): Walk labels too.
132 * gimple.def (GIMPLE_ASM): Update docs.
133 * gimple.h: Update decls.
134 (struct gimple_statement_asm): Change nc to use unsigned char;
136 (gimple_asm_nlabels): New.
137 (gimple_asm_label_op, gimple_asm_set_label_op): New.
138 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
139 into gimple_build_asm_vec.
140 * jump.c (mark_jump_label_asm): New.
141 (mark_jump_label): Use it.
142 (redirect_jump_1): Handle asm goto.
143 (invert_jump_1): Soft fail if X is null.
144 * recog.c (extract_asm_operands): New.
145 (asm_noperands): Use it; handle asm labels.
146 (decode_asm_operands): Use extract_asm_operands.
147 (asm_operand_ok): Properly handle empty string.
148 * reg-stack.c (get_asm_operands_in_out): Rename from
149 get_asm_operand_n_inputs; use extract_asm_operands; return both
150 inputs and outputs by reference; update all callers.
151 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
152 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
153 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
154 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
155 (extract_asm_operands): Declare.
156 * stmt.c (expand_asm_operands): Add and use labels parameter.
157 (check_unique_operand_names): Likewise.
158 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
159 (expand_asm_stmt): Handle asm labels.
160 * tree-cfg.c (make_gimple_asm_edges): New.
161 (make_edges): Use it.
162 (cleanup_dead_labels): Handle asm labels.
163 (is_ctrl_altering_stmt): Likewise.
164 (gimple_redirect_edge_and_branch): Likewise.
165 * tree.def (ASM_EXPR): Add 5th operand.
166 * tree.h (ASM_LABELS): New.
167 (resolve_asm_operand_names): Update decl.
169 * c-parser.c (c_parser_asm_statement): Parse asm goto.
170 (c_parser_asm_goto_operands): New.
171 * c-tree.h (build_asm_expr): Update decl.
172 * c-typeck.c (build_asm_expr): Add and use labels parameter.
173 * doc/extend.texi: Document asm goto.
175 2009-09-14 Richard Henderson <rth@redhat.com>
177 * except.h: Update declarations.
178 (struct pointer_map_t): Forward declare.
179 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
180 (struct eh_landing_pad_d, eh_landing_pad): New.
181 (struct eh_catch_d, eh_catch): New.
182 (struct eh_region_d): Remove next_region_sharing_label, aka,
183 label, tree_label, landing_pad, post_landing_pad, resume,
184 may_contain_throw. Rename region_number to index. Remove
185 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
186 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
187 (VEC(eh_landing_pad,gc)): New.
188 (struct eh_status): Remove last_region_number. Add lp_array,
189 throw_stmt_table, ttype_data, ehspec_data.
190 (ehr_next, FOR_ALL_EH_REGION_AT): New.
191 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
192 * except.c (lang_protect_cleanup_actions): Return tree.
193 (struct ehl_map_entry): Remove.
194 (init_eh_for_function): Push zero entries for region and lp_array.
195 (gen_eh_region): Add to region_array immediately.
196 (gen_eh_region_catch): Operate on eh_catch objects.
197 (gen_eh_landing_pad): New.
198 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
199 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
200 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
201 (get_eh_landing_pad_from_number_fn): New.
202 (get_eh_landing_pad_from_number): New.
203 (get_eh_region_from_lp_number_fn): New.
204 (get_eh_region_from_lp_number): New.
205 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
206 (get_exception_pointer, get_exception_filter): Remove.
207 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
208 (current_function_has_exception_handlers): Simplify.
209 (bring_to_root, eh_region_replaceable_by_p): Remove.
210 (replace_region, hash_type_list, hash_eh_region): Remove.
211 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
212 (label_to_region_map, num_eh_regions): Remove.
213 (get_next_region_sharing_label, must_not_throw_labels): Remove.
214 (find_exception_handler_labels): Remove.
215 (duplicate_eh_regions_0, find_prev_try): Remove.
216 (struct duplicate_eh_regions_data): New.
217 (duplicate_eh_regions_1): Rewrite.
218 (duplicate_eh_regions): Return a pointer map instead of an
220 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
221 (redirect_eh_edge_to_label): Remove.
222 (eh_region_outermost): Rewrite using eh_region pointers
224 (add_ttypes_entry): Update for ttype_data move to eh_status.
225 (add_ehspec_entry): Rewrite with VEC instead of varray.
226 (assign_filter_values): Likewise. Export.
227 (build_post_landing_pads, connect_post_landing_pads): Remove.
228 (dw2_build_landing_pads): Rewrite to use lp_array.
229 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
230 (sjlj_assign_call_site_values): Rewrite to use lp_array.
231 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
232 (sjlj_mark_call_sites): Update for landing pad numbers.
233 (finish_eh_generation): Rewrite.
234 (gate_handle_eh): Do nothing for no eh tree.
235 (pass_rtl_eh): Move up near finish_eh_generation.
236 (remove_eh_landing_pad): New.
237 (remove_eh_handler): Export.
238 (remove_eh_region, remove_eh_handler_and_replace): Remove.
239 (for_each_eh_label): Rewrite to use lp_array.
240 (make_reg_eh_region_note): New.
241 (make_reg_eh_region_note_nothrow_nononlocal): New.
242 (insn_could_throw_p): New.
243 (copy_reg_eh_region_note_forward): New.
244 (copy_reg_eh_region_note_backward): New.
245 (check_handled, add_reachable_handler): Remove.
246 (reachable_next_level, foreach_reachable_handler): Remove.
247 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
248 (get_eh_region_and_lp_from_rtx): New.
249 (get_eh_region_from_rtx): New.
250 (can_throw_internal_1, can_throw_external_1): Remove.
251 (can_throw_internal): Use get_eh_region_from_rtx.
252 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
253 (insn_nothrow_p, can_nonlocal_goto): New.
254 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
255 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
256 (add_action_record): Use VEC not varray.
257 (collect_one_action_chain): Update for eh_region changes.
258 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
259 Use get_eh_region_and_lp_from_rtx.
260 (gate_convert_to_eh_region_ranges): New.
261 (pass_convert_to_eh_region_ranges): Use it.
262 (push_uleb128, push_sleb128): Use VEC not varray.
263 (output_one_function_exception_table): Likewise.
264 (dump_eh_tree): Update for eh_region changes.
265 (verify_eh_tree): Likewise.
266 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
267 * tree-eh.c: Include target.h.
268 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
269 Don't disallow GIMPLE_RESX; adjust argument check.
270 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
271 (record_stmt_eh_region): Update for landing pad numbers;
272 generate a landing pad if necessary.
273 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
274 (remove_stmt_from_eh_lp_fn): Similarly.
275 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
276 Update for lp numbers; don't special case missing throw_stmt_table.
277 (lookup_expr_eh_lp): Similarly.
278 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
279 (eh_seq, eh_region_may_contain_throw): New.
280 (struct leh_state): Add ehp_region.
281 (struct leh_tf_state): Remove eh_label.
282 (emit_post_landing_pad): New.
283 (emit_resx, emit_eh_dispatch): New.
284 (note_eh_region_may_contain_throw): New.
285 (frob_into_branch_around): Take eh_region not eh label;
286 emit eh code into eh_seq.
287 (honor_protect_cleanup_actions): Early exit for no actions. Don't
288 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
289 lower_eh_must_not_throw. Emit code to eh_seq.
290 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
291 (lower_try_finally_onedest): Likewise.
292 (lower_try_finally_copy): Likewise.
293 (lower_try_finally_switch): Likewise.
294 (lower_try_finally): Initialize ehp_region.
295 (lower_catch): Update for eh_catch objects.
296 (lower_eh_filter): Don't handle must_not_throw.
297 (lower_eh_must_not_throw): New.
298 (lower_cleanup): Don't set eh_label.
299 (lower_eh_constructs_2): Resolve eh builtins.
300 Handle GIMPLE_EH_MUST_NOT_THROW.
301 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
302 Add eh_seq to the end of the function body.
303 (make_eh_dispatch_edges): New.
304 (make_eh_edge): Remove.
305 (make_eh_edges): Simplify for landing pads.
306 (redirect_eh_edge_1): New.
307 (redirect_eh_edge): Use it.
308 (redirect_eh_dispatch_edge): New.
309 (stmt_could_throw_p): Use a switch. Allow RESX.
310 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
311 (stmt_can_throw_internal): Likewise.
312 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
313 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
314 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
315 (gate_refactor_eh): New.
316 (pass_refactor_eh): Use it.
317 (lower_resx, execute_lower_resx, pass_lower_resx): New.
318 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
319 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
320 (remove_unreachable_handlers): Rename from
321 tree_remove_unreachable_handlers; rewrite for landing pads;
322 call remove_eh_handler directly.
323 (remove_unreachable_handlers_no_lp): New.
324 (unsplit_eh, unsplit_all_eh): New.
325 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
326 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
327 (cleanup_empty_eh_unsplit): New.
328 (cleanup_empty_eh): Rewrite.
329 (cleanup_all_empty_eh): New.
330 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
331 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
332 (gate_cleanup_eh): New.
333 (pass_cleanup_eh): Use it.
334 (verify_eh_edges): Move later in file. Expect one EH edge.
335 (verify_eh_dispatch_edge): New.
337 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
338 (gtype-desc.o): Add TARGET_H.
339 (tree.o): Use EXCEPT_H, not except.h.
340 (cfgbuild.o): Add EXPR_H.
341 (GTFILES): Add vecprim.h.
342 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
343 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
344 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
345 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
346 * calls.c (emit_call_1): Use make_reg_eh_region_note.
347 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
348 calls to can_throw_internal.
349 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
350 (make_edges): Don't handle RESX; use can_nonlocal_goto.
351 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
352 (expand_gimple_stmt): Use make_reg_eh_region_note.
353 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
354 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
355 or find_exception_handler_labels.
356 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
357 there is exacly one EH edge. Use can_nonlocal_goto and
359 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
360 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
361 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
362 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
363 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
364 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
365 * dse.c (scan_insn): Use insn_could_throw_p.
366 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
367 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
368 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
369 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
370 EXC_PTR_EXPR or FILTER_EXPR.
371 (tree_expr_nonzero_warnv_p): Likewise.
372 * function.h: Include vecprim.h, not varray.h
373 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
374 move ttype_data and ehspec_data members to struct eh_status; change
375 action_record_data member to a VEC.
376 * gcse.c (hash_scan_set): Use can_throw_internal.
377 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
378 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
379 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
380 (block_may_fallthru): Don't handle RESX_EXPR.
381 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
382 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
383 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
384 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
385 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
386 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
387 (gimple_size): Likewise.
388 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
389 (gimple_build_resx): Use gimple_build_with_ops.
390 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
391 (is_gimple_val): Likewise.
392 (is_gimple_stmt): Remove RESX_EXPR.
393 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
394 (GIMPLE_RESX): Reorder with other EH constructs.
395 * gimple.h (struct gimple_statement_eh_mnt): New.
396 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
397 (gimple_eh_filter_must_not_throw): Remove.
398 (gimple_eh_filter_set_must_not_throw): Remove.
399 (gimple_eh_must_not_throw_fndecl): New.
400 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
401 (is_gimple_resx): New.
402 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
403 Don't copy EH_FILTER_MUST_NOT_THROW.
404 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
405 * ipa-inline.c (estimate_function_body_sizes): Don't try to
406 handle must_not_throw_labels specially.
407 * ipa-pure-const.c (check_call): Update debug statement for LP.
408 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
409 * ipa-utils.c (get_base_var): Likewise.
410 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
411 * lower-subreg.c (move_eh_region_note): Remove.
412 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
413 * omp-low.c (new_omp_context): Update for eh_lp_nr.
414 (create_task_copyfn): Likewise.
415 (maybe_catch_exception): Use gimple_build_eh_filter.
416 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
417 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
418 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
420 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
421 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
422 can_throw_internal, can_nonlocal_goto.
423 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
424 copy_reg_eh_region_note_forward.
425 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
426 (emit_output_reload_insns): Likewise.
427 (copy_eh_notes): Remove.
428 * rtl.def (RESX): Remove.
429 * rtl.h: Update declarations.
430 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
431 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
432 (update_eh_label): Remove.
433 (cleanup_dead_labels_eh): New.
434 (cleanup_deal_labels): Use it instead of update_eh_label.
435 (gimple_merge_blocks): Update landing pad data structure when
436 removing a landing pad label.
437 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
438 test; handle GIMPLE_EH_MUST_NOT_THROW.
439 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
440 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
441 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
442 (verify_stmt): Likewise. Verify landing pads.
443 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
444 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
445 (struct move_stmt_d): Add eh_map.
446 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
447 (move_stmt_r): Remap eh region numbers in builtin calls,
448 resx and eh_dispatch.
449 (move_block_to_fn): Remove eh_offset parameter. Use
450 maybe_duplicate_eh_stmt_fn.
451 (find_outermost_region_in_block): Operate on eh_region pointers
452 instead of region numbers.
453 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
454 duplicate_eh_regions.
455 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
456 test earlier. Disallow EH landing pads.
457 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
458 * tree-flow.h: Update declarations.
459 (struct tree_ann_common_d): Replace rn with lp_nr.
460 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
461 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
462 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
463 resx and eh_dispatch.
464 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
465 (copy_edges_for_bb): Use make_eh_dispatch_edges.
466 (copy_cfg_body): Expect eh_map instead of eh_region_offset
467 from duplicate_eh_regions.
468 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
469 update RESX; handle EH_DISPATCH.
470 (expand_call_inline): Set eh_lp_nr, not eh_region.
471 (maybe_inline_call_in_expr): Likewise.
472 * tree-inline.h (struct copy_body_data): Replace eh_region with
473 eh_lp_nr, eh_region_offset with eh_map.
474 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
475 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
476 * tree-pretty-print.c (dump_generic_node): Don't handle
477 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
478 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
479 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
480 EXC_PTR_EXPR, FILTER_EXPR.
481 * tree-ssa-operands.c (get_expr_operands): Likewise.
482 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
483 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
484 (ao_ref_init_from_vn_reference): Likewise.
485 * tree-ssa-sink.c (statement_sink_location): Likewise.
486 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
487 (mark_virtual_phi_result_for_renaming): Export. Tidy.
488 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
489 EXC_PTR_EXPR, FILTER_EXPR.
490 (is_exception_related): Remove.
491 (compute_avail): Don't call it.
492 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
493 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
494 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
495 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
497 (build_resx): Remove.
498 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
499 * tree.h: Update declarations.
500 (EH_FILTER_MUST_NOT_THROW): Remove.
501 (struct tree_label_decl): Add eh_landing_pad_nr.
502 (EH_LANDING_PAD_NR): New.
503 * value-prof.c (gimple_ic): Tidy variable names. Update for
505 (gimple_stringop_fixed_value): Tidy variable names. Assert
506 that neither call stmt can throw.
507 * vecprim.h (uchar): New.
508 (VEC(uchar,heap), VEC(uchar,gc)): New.
510 * c-common.c (c_define_builtins): Update call to
511 build_common_builtin_nodes.
512 * c-parser.c (c_parse_file): Don't call
513 default_init_unwind_resume_libfunc.
515 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
517 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
518 (mips_cprestore_address_p): Likewise.
519 (mips_save_gp_to_cprestore_slot): Likewise.
520 (mips_restore_gp): Rename to...
521 (mips_restore_gp_from_cprestore_slot): ...this.
522 (mips_must_initialize_gp_p): Declare.
523 (mips_emit_save_slot_move): Likewise.
524 (mips_output_load_label): Return nothing.
525 (mips_eh_uses): Declare.
526 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
527 (TARGET_CPRESTORE_DIRECTIVE): New macro.
528 (TARGET_ABSOLUTE_JUMPS): Likewise.
530 (FIRST_PSEUDO_REGISTER): Update comment.
531 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
532 (MIPS_CALL): ...here.
533 (REGISTER_NAMES): Add $cprestore.
534 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
535 Add load_label_length, has_inflexible_gp_insn_p,
536 has_flexible_gp_insn_p, must_initialize_gp_p and
537 must_restore_gp_when_clobbered_p.
538 (mips_expand_call): Don't generate split instructions here.
539 (mips_split_call): Update the call to mips_restore_gp after
540 the above name change.
541 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
542 (mips_find_gp_ref): New function.
543 (mips_insn_has_inflexible_gp_ref_p): Likewise.
544 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
545 (mips_insn_has_flexible_gp_ref_p): Likewise.
546 (mips_cfun_has_flexible_gp_ref_p): Likewise.
547 (mips_function_has_gp_insn): Delete.
548 (mips_global_pointer): Drop the df_regs_ever_live_p check.
549 Use the new functions above. Only return INVALID_REGNUM
550 for TARGET_ABSOLUTE_JUMPS.
551 (mips_must_initialize_gp_p): New function.
552 (mips_get_cprestore_base_and_offset): New function, extracted from...
553 (mips_cprestore_slot): ...here. Take a bool parameter.
554 (mips_cfun_has_cprestore_slot_p): New function.
555 (mips_cprestore_address_p): Likewise.
556 (mips_save_gp_to_cprestore_slot): Likewise.
557 (mips_restore_gp): Rename to...
558 (mips_restore_gp_from_cprestore_slot): ...this. Assert
559 epilogue_completed. Update the call to mips_cprestore_slot.
560 Test cfun->machine->must_restore_gp_when_clobbered_p.
561 (mips_direct_save_slot_move_p): New function.
562 (mips_emit_save_slot_move): Likewise.
563 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
564 of cfun->machine->global_pointer.
565 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
566 (mips_save_reg): Use mips_emit_save_slot_move.
567 (mips_expand_prologue): Set must_initialize_gp_p.
568 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
569 for all cprestore saves. Emit a use_cprestore instruction after
570 setting up the cprestore slot.
571 (mips_restore_reg): Use mips_emit_save_slot_move.
572 (mips_process_load_label): New function.
573 (mips_load_label_length): Likewise.
574 (mips_output_load_label): Don't return asm: output it here instead.
575 Use mips_process_load_label.
576 (mips_adjust_insn_length): Adjust the length of branch instructions
577 that have length MAX_PIC_BRANCH_LENGTH.
578 (mips_output_conditional_branch): Update the call to
579 mips_output_load_label. Assume the branch target is OPERANDS[0]
580 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
581 (mips_output_order_conditional_branch): Swap the meaning of
582 OPERANDS[0] and OPERANDS[1].
583 (mips_variable_issue): Don't count ghost instructions.
584 (mips_expand_ghost_gp_insns): New function.
585 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
586 (mips_output_mi_thunk): Set must_initialize_gp_p.
587 (mips_eh_uses): New function.
588 * config/mips/predicates.md (cprestore_save_slot_operand)
589 (cprestore_load_slot_operand): New predicates.
590 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
591 (UNSPEC_MOVE_GP): Likewise.
592 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
593 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
594 (CPRESTORE_SLOT_REGNUM): New register.
595 (MAX_PIC_BRANCH_LENGTH): New constant.
596 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
597 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
598 branches. Fix commentary.
599 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
600 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
601 Change type to "ghost".
602 (loadgp_absolute_<mode>): Likewise.
603 (loadgp_rtp_<mode>): Likewise.
604 (copygp_mips16): Likewise.
605 (loadgp_blockage): Remove redundant mode attribute.
606 (potential_cprestore): New instruction.
607 (cprestore): Turn into an unspec set.
608 (use_cprestore): New instruction.
609 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
610 (*branch_fp_inverted): Likewise.
611 (*branch_order<mode>): Likewise.
612 (*branch_order<mode>_inverted): Likewise.
613 (*branch_equality<mode>): Likewise.
614 (*branch_equality<mode>_inverted): Likewise.
615 (*branch_bit<bbv><mode>): Likewise.
616 (*branch_bit<bbv><mode>_inverted): Likewise.
617 (*branch_equality<mode>_mips16): Remove redundant mode.
618 (jump): Turn into a define_expand.
619 (*jump_absolute): New instruction.
620 (*jump_pic): Likewise.
621 (*jump_mips16): Rename previously-unnamed pattern. Remove
622 redundant mode attribute.
623 (restore_gp): Split on epilogue_completed rather than
624 reload_completed. Change type to "ghost".
625 (move_gp<mode>): New instruction.
626 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
627 Remove redundant mode attribute.
628 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
629 (bc1any4f, bc1any2t, bc1any2f): Likewise.
630 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
632 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
635 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
636 are returned in the same register (vs34 or v2) that Altivec vector
637 types are returned in.
638 (rs6000_libcall_value): Ditto.
641 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
642 instead of explicit addsi3/adddi3 calls.
643 (rs6000_split_multireg_move): Ditto.
644 (rs6000_emit_allocate_stack): Ditto.
645 (rs6000_emit_prologue): Ditto.
646 (rs6000_output_mi_thunk): Ditto.
648 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
649 size is 64 bits if we can use 64-bit registers.
651 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
653 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
656 From Jie Zhang <jie.zhang@analog.com>:
657 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
658 save FP and RETS with saveall attribute.
659 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
660 with saveall attribute.
662 * config/bfin/bfin.c (bfin_expand_builtin,
663 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
666 From Jie Zhang <jie.zhang@analog.com>:
667 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
668 before use in two places.
669 * config/bfin/bfin.md (AREG): Define mode iterator.
670 (reload_in, reload_out): Use mode iterator AREG.
672 2009-09-14 Richard Guenther <rguenther@suse.de>
675 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
678 2009-09-13 Richard Guenther <rguenther@suse.de>
679 Rafael Avila de Espindola <espindola@google.com>
681 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
682 (LANG_HOOKS_EH_PERSONALITY): Likewise.
683 (LANG_HOOKS_INITIALIZER): Adjust.
684 (lhd_pass_through_t): Declare.
685 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
687 * langhooks.c (lhd_pass_through_t): New function.
688 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
689 dwarf2out_begin_prologue): Use personality from current_function_decl.
690 * expr.h (get_personality_function): Declare.
691 * expr.c (get_personality_function): New function.
692 (build_personality_function): Likewise.
693 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
694 (eh_personality_libfunc): Remove.
695 * optabs.c (build_libfunc_function): New function split out from ...
696 (init_one_libfunc): ... here.
697 * tree.h (DECL_FUNCTION_PERSONALITY): New.
698 (tree_function_decl): Add personality.
699 (lhd_gcc_personality): Declare.
700 (build_personality_function): Likewise.
701 * tree.c (gcc_eh_personality_decl): New.
702 (lhd_gcc_personality): New function.
703 * except.h (lang_eh_runtime_type): Remove.
704 (enum eh_personality_kind): New.
705 (build_personality_function): Declare.
706 (function_needs_eh_personality): Declare.
707 * except.c (lang_eh_runtime_type): Remove.
708 (function_needs_eh_personality): New function.
709 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
710 (sjlj_emit_function_enter, output_function_exception_table):
711 Use personality from current_function_decl.
712 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
713 * tree-inline.c (tree_can_inline_p): Do not inline across different
715 (expand_call_inline): Likewise. Adjust the callers EH personality.
716 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
717 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
718 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
719 (c-parser.o): Likewise
720 * c-tree.h (c_eh_initialized_p): Remove.
721 (c_maybe_initialize_eh): Likewise.
722 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
723 (finish_decl): Don't call c_maybe_initialize_eh.
724 (c_eh_initialized_p): Remove.
725 (c_maybe_initialize_eh): Likewise.
726 * c-parser.c (c_parser_omp_construct): Likewise.
727 (c_parse_file): Initialize exception handling.
729 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
731 * config.gcc (tm_file): Remove i386/biarch32.h
732 for i?86-w64-mingw* case.
733 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
735 * config.host: Set for x64 mingw the option
736 use_long_long_for_widest_fast_int to yes.
738 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
740 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
741 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
742 (dbxout_begin_function): Likewise.
743 * final.c (dwarf2_debug_info_emitted_p): New predicate.
744 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
746 (final_end_function): Likewise.
747 (final_scan_insn): Likewise.
748 (rest_of_handle_final): Likewise.
749 * varasm.c (assemble_start_function): Likewise.
750 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
752 2009-09-12 Jason Merrill <jason@redhat.com>
754 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
755 * opts.c (common_handle_option): constify.
757 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
759 * doc/install.texi (avr): Remove obsolete reference site.
761 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
763 * doc/install.texi (Binaries): Adjust AIX link.
765 2009-09-12 Akim Demaille <demaille@gostai.com>
767 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
768 Use an imperative sentence.
770 2009-09-11 Richard Henderson <rth@redhat.com>
772 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
773 structure-name and has-tree-operands arguments; update all entries.
774 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
776 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
777 (gsstruct_code_size): New.
778 (gss_for_code_): New.
779 (gss_for_code): Remove.
780 (gimple_size): Rewrite using gsstruct_code_size.
781 (gimple_statement_structure): Move to gimple.h.
782 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
783 (gss_for_code, gimple_statement_structure): New.
784 (gimple_ops): Use new arrays; tidy.
786 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
788 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
789 operand to be a PLUS expression.
790 * config/pa/pa.c (pa_secondary_reload): Likewise.
792 2009-09-11 Jakub Jelinek <jakub@redhat.com>
794 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
796 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
799 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
801 From Jie Zhang <jie.zhang@analog.com>:
802 * doc/extend.texi (node Function Attributes): Document l2
804 (node Blackfin Variable Attributes): Document l2 variable attributes.
806 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
808 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
809 to match the system compiler's configuration at inflection point.
810 Add comment to remark a remaining difference with system compiler.
812 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
813 * configure: Regenerate.
815 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
817 From Jie Zhang <jie.zhang@analog.com>:
818 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
819 (bfin_handle_l2_attribute): New.
820 (bfin_attribute_table): Add l2 attribute.
822 2009-09-11 Michael Matz <matz@suse.de>
825 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
826 on the local_decls list.
828 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
832 * cselib.c (cselib_expand_value_rtx_cb): Document callback
834 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
835 for VALUEs, to implement the documented interface.
836 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
837 Adjust for VALUEs and anything else, to implement the
838 documented interface.
840 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
842 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
843 with actual SPE/paired vector modes before using 64-bit alignment.
844 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
846 2009-09-10 DJ Delorie <dj@redhat.com>
848 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
851 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
852 * config/mep/mep.c (mep_legitimate_constant_p): New.
853 * config/mep/mep-protos.h: Prototype it.
855 2009-09-10 Richard Henderson <rth@redhat.com>
857 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
859 2009-09-10 Jason Merrill <jason@redhat.com>
861 * tree.c (chain_index): New fn.
862 * tree.h: Declare it.
864 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
866 * config/sol2-c.c (cmn_err_length_specs): Initialize
867 scalar_identity_flag.
869 2009-09-10 Richard Henderson <rth@redhat.com>
871 * tree.h (struct tree_decl_common): Move align member earlier;
872 move label_decl_uid member ...
873 (struct tree_label_decl): ... here.
874 (LABEL_DECL_UID): Update to match.
876 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
879 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
880 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
882 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
883 dest_prev if the edge is complex.
885 * tree-cfg.c (is_ctrl_stmt): Use a switch.
887 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
888 loop latch tests earlier.
890 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
891 before GIMPLE_RETURN, not after its predecessor; insert
894 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
895 gimple_seq_empty_p to test for no PHI nodes.
896 * tree-cfg.c (split_critical_edges): Likewise.
898 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
900 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
902 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
903 introduced by the VTA branch merge.
905 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
907 * ira-conflicts.c: Use fputs or putc instead of fprintf
911 * tree-switch-conversion.c: Ditto.
913 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
915 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
916 introduced by the VTA branch merge.
918 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
921 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
923 PR rtl-optimization/39779
924 * expr.c (convert_modes): Return when mode == oldmode after
925 CONST_INTs are processed.
927 2009-09-10 Nick Clifton <nickc@redhat.com>
929 * config/mep/mep.c (mep_encode_section_info): Copy weakness
930 attribute and referring decl when creating renamed symbol.
932 2009-09-10 Richard Guenther <rguenther@suse.de>
935 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
937 (cgraph_finalize_compilation_unit): Compute reachability
938 before emitting thunks. Properly process aliases before
939 possibly removing unreachable nodes.
941 2009-09-10 Richard Guenther <rguenther@suse.de>
944 * tree.c (struct free_lang_data_d): Add worklist member.
945 (find_decls_types_r): Push onto the worklist instead of recursing.
946 Handle TREE_BINFOs properly.
947 (find_decls_types): New function wrapped around find_decls_types_r
948 to process the worklist.
949 (find_decls_types_in_eh_region): Use it.
950 (find_decls_types_in_node): Likewise.
951 (find_decls_types_in_var): Likewise.
952 (free_lang_data_in_cgraph): Likewise. Free the worklist.
953 * tree.h (RECORD_OR_UNION_TYPE_P): New.
954 (AGGREGATE_TYPE_P): Adjust.
956 2009-09-09 Jason Merrill <jason@redhat.com>
958 * configure.ac: Check glibc version even if we have an in-tree
961 2009-09-09 Anthony Green <green@moxielogic.com>
963 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
964 the constant 0 when appropriate.
965 * config/moxie/constraints.md: Add constraint O.
967 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
968 to pass up to 6 32-bit argument values in registers.
969 (moxie_function_arg): Ditto.
970 (moxie_arg_partial_bytes): Ditto.
971 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
972 (REG_PARM_STACK_SPACE): Ditto.
973 (FUNCTION_ARG_REGNO_P): Ditto.
975 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
976 instruction to allocate stack space.
978 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
980 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
981 unnecessarily stringent constraints. Fix address
982 calculation in the splitters.
984 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
986 PR rtl-optimization/39779
987 * expr.c (convert_modes): Return when mode == oldmode after
988 CONST_INTs are processed.
990 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
993 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
994 (ix86_expand_prologue): Take frame.padding0 into logic of
996 (ix86_expand_epilogue): Likewise.
998 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1000 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1002 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1003 * config/t-slibgcc-libgcc: New file.
1004 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1006 2009-09-09 Martin Jambor <mjambor@suse.cz>
1008 PR tree-optimization/41089
1009 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1012 2009-09-09 Richard Henderson <rth@redhat.com>
1014 * gimple.h (CASE_GIMPLE_OMP): New.
1015 (is_gimple_omp): Use it.
1016 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1017 (verify_gimple_debug): Likewise.
1019 2009-09-09 Richard Guenther <rguenther@suse.de>
1021 PR tree-optimization/41101
1022 * tree-ssa-pre.c (maximal_set): Remove.
1023 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1024 Defer all blocks we didn't visit at least one successor.
1025 (add_to_exp_gen): Do not add to the maximal set.
1026 (make_values_for_phi): Likewise.
1027 (compute_avail): Likewise.
1028 (init_pre): Do not allocate the maximal set.
1029 (execute_pre): Do not dump it.
1031 2009-09-09 Martin Jambor <mjambor@suse.cz>
1033 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1034 an SSA_NAME rather than a is_gimple_variable.
1036 2009-09-09 Richard Guenther <rguenther@suse.de>
1039 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1040 code dealing with plain pointer bases.
1041 (maybe_fold_offset_to_reference): Likewise.
1042 (maybe_fold_stmt_addition): Adjust.
1044 2009-09-09 Richard Guenther <rguenther@suse.de>
1046 * tree.c (free_lang_data_in_type): Do not free the type variant
1048 (free_lang_data): Merge char_type_node with its properly signed
1050 (pass_ipa_free): Collect after freeing language specific data.
1052 2009-09-09 Michael Matz <matz@suse.de>
1055 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1056 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1057 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1060 2009-09-08 DJ Delorie <dj@redhat.com>
1062 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1064 2009-09-04 Jason Merrill <jason@redhat.com>
1066 * tree.c (tree_find_value): Remove.
1067 * tree.h: Remove prototype.
1068 * varasm.c (assemble_external): Use value_member instead.
1070 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1072 * toplev.c (process_options): Choose default debugging type when
1073 gtoggle enables debug info and type is unset.
1075 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1079 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1082 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1084 * configure: Rebuilt with modified libtool.m4.
1086 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1091 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1093 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1095 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1096 (remove_statement): Likewise.
1097 (rewrite_use_nonlinear_expr): Adjust.
1098 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1099 * tree-ssa.c (release_defs_bitset): ... this. New.
1100 * tree-flow.h (release_defs_bitset): Declare.
1102 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1105 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1106 in the middle block.
1108 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1110 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1111 via intptr_t to long type.
1112 (insert_operand_rank): Cast long type via intptr_t to
1114 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1116 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1117 from pointer to unsigned via uintptr_t.
1119 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1120 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1122 * configure: Regenerated.
1123 * config.in: Regenerated
1124 * system.h (stdint.h): Add include.
1125 (inttypes.h): Likewise.
1126 * Makefile.in (aclocal): Add config/stdint.m4.
1127 * aclocal.m4: Regenerated.
1129 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1131 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1133 (note_np_check_stores): New function.
1134 (harmless_null_pointer_p): New function.
1135 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1136 changed. Take into account whether we're in the shadow of a condjump
1137 that tested NP_REG for NULL.
1138 Lose all code that tested for SEQUENCEs.
1139 (workaround_speculation): Avoid inserting NOPs for loads that are
1140 either always executed or a NULL pointer.
1142 2009-09-08 Jan Hubicka <jh@suse.cz>
1144 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1145 * params.def (early-inlining-insns): Likewise.
1147 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1149 PR rtl-optimization/41239
1150 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1151 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1153 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1154 across calls, as the calls might not always return normally.
1155 (call_may_noreturn_p): New function.
1156 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1157 (init_deps): Initialize it.
1158 (remove_from_deps): Also remove calls from
1159 last_function_call_may_noreturn list.
1161 2009-09-07 Richard Henderson <rth@redhat.com>
1163 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1164 more VR->OPERANDS than LHS operands. Free LHS before returning.
1166 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1168 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1169 (attr "addrtype"): New member "spreg".
1170 Use it if mem_spfp_address_operand is true for the address.
1171 (attr "type"): New entry "stall".
1172 (cpu_unit "load"): New.
1173 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1175 (insn_reservation "loadsp"): New.
1176 (insn_reservation "load_stall1"): New.
1177 (insn_reservation "load_stall3"): New.
1179 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1180 (mem_p_address_operand): Exclude stack and frame pointer based
1182 (mem_spfp_address_operand): New; match them here.
1183 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1184 (bfin_reorg): Call it if scheduling insns.
1185 (bfin_gen_bundles): Remove dummy insns created by
1186 add_sched_insns_for_speculation.
1188 From Jie Zhang <jie.zhang@analog.com>:
1189 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1190 bfin_si_revision, bfin_workarounds): Move these ...
1191 * config/bfin/bfin.h: ... here.
1193 From Mike Frysinger <michael.frysinger@analog.com>
1194 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1195 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1196 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1197 bf547m, bf548m, and bf549m.
1198 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1199 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1200 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1201 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1202 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1203 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1204 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1205 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1206 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1207 bf542m, bf544m, bf547m, bf548m, and bf549m.
1209 From Jie Zhang <jie.zhang@analog.com>:
1210 * config/bfin/predicates.md (p_register_operand): New predicate.
1211 (dp_register_operand): New predicate.
1212 * config/bfin/bfin-protos.h (WA_05000074): Define.
1213 (ENABLE_WA_05000074): Define.
1214 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1215 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1216 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1217 (define_attr addrtype): Allow load/store register to be P register.
1218 (define_attr storereg): New.
1219 (define_cpu_unit anomaly_05000074): New.
1220 (define_insn_reservation dsp32shiftimm): New.
1221 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1222 (define_insn_reservation loadp): Cannot use slot2.
1223 (define_insn_reservation loadsp): Cannot use slot2.
1224 (define_insn_reservation storep): Cannot use slot2. Does not
1225 apply when working around 05000074.
1226 (define_insn_reservation storep_anomaly_05000074): New.
1227 (define_insn_reservation storei): Does not apply when working
1229 (define_insn_reservation storei_anomaly_05000074): New.
1230 (define_attr length): Add dsp32shiftimm case.
1231 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1232 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1233 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1234 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1235 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1237 2009-09-07 Martin Jambor <mjambor@suse.cz>
1240 * tree-sra.c (create_artificial_child_access): Return NULL if
1241 build_ref_for_offset fails.
1242 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1243 and create_artificial_child_access to fail.
1245 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1248 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1249 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1250 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1252 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1254 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1255 block, ensure it has an exit edge. Emit a barrier after a jump.
1257 2009-09-07 Nick Clifton <nickc@redhat.com>
1259 * gcc.c (this_is_linker_script): New variable. Like
1260 this_is_library_file but for the %T constructor.
1261 (end_going_arg): If this_is_linker_script is set then locate the
1262 script and insert a --script switch before it
1263 (do_spec_2): Initialise this_is_linker_script.
1264 (do_spec_1): Likewise. Handle %T construct.
1265 (eval_spec_function): Preserve this_is_linker_script.
1266 * doc/invoke.texi: Document %T construct in spec files.
1267 * config/m32c/m32c.h (LIB_SPEC): Use it.
1269 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1271 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1272 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1273 when volatile flag is set.
1274 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1276 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1279 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1280 (combine_stack_adjustments_for_block): Allow insns between stack
1281 adjustments and stores with corresponding pre-(dec|inc)rement or
1282 pre-modify operation.
1284 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1287 * combine-stack-adj.c (struct csa_memlist): Rename to...
1288 (struct csa_reflist): ... this. Rename mem field to ref.
1289 (free_csa_memlist): Rename to...
1290 (free_csa_reflist): ... this.
1291 (record_one_stack_memref): Rename to...
1292 (record_one_stack_ref): ... this. Handle also REG_P.
1293 (try_apply_stack_adjustment): Handle also REG_P.
1294 (struct record_stack_memrefs_data): Rename to...
1295 (struct record_stack_refs_data): ... this. Rename memlist field to
1297 (record_stack_memrefs): Rename to...
1298 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1299 subexpressions instead of failing when a MEM contains SP references.
1300 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1301 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1303 2009-09-06 Richard Guenther <rguenther@suse.de>
1306 * tree.c (build_array_type): Do not record types marked
1307 with structural equality in the canonical type hashtable.
1309 2009-09-06 Richard Guenther <rguenther@suse.de>
1312 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1314 2009-09-05 Richard Guenther <rguenther@suse.de>
1317 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1319 2009-09-05 Richard Guenther <rguenther@suse.de>
1322 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1324 2009-09-05 Richard Guenther <rguenther@suse.de>
1327 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1328 before comparing function argument types.
1330 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1333 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1336 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1339 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1341 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1342 locators before emit_insn is called.
1344 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1347 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1348 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1349 (reginfo_init): Don't call allocate_reg_info.
1351 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1354 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1355 NONDEBUG_INSN_P instead of INSN_P.
1357 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1360 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1362 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1365 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1366 pattern of the split.
1368 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1370 * toplev.c (process_options): Move setter of flag_var_tracking
1371 before other tests that depend on it. Move down setter of
1372 flag_rename_registers. Don't enable var-tracking-assignments
1373 by default if selective scheduling is enabled. Warn if both
1376 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1378 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1379 comment. Use switch statement to catch overlaps between rtx
1380 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1381 (IS_DECL_CODE): ... here. Remove.
1382 (check_value_is_not_decl): Remove.
1383 (dv_from_decl, dv_from_value): Check after conversion.
1385 2009-09-04 Richard Guenther <rguenther@suse.de>
1388 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1389 after emitting tunks. Move emitting thunks and ctors from ...
1390 (cgraph_optimize): ... here. Remove redundant
1391 cgraph_analyze_functions.
1392 * varasm.c (find_decl_and_mark_needed): Remove no longer
1394 (finish_aliases_1): Adjust check for thunk aliases.
1396 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1398 * config/arm/arm.md (ctzsi2): Added braces
1399 to avoid warning that broke booststrap.
1401 2009-09-04 Martin Jambor <mjambor@suse.cz>
1403 PR tree-optimization/41112
1404 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1405 handle variable-bounded arrays.
1406 (expr_with_var_bounded_array_refs_p): New function.
1407 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1409 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1411 * config/s390/2097.md: Removed two incorrect bypasses.
1412 (z10_fsimpdf): Fixed latency.
1413 (z10_fhex): New insn_reservation.
1414 (z10_floaddf): Fixed latency.
1415 (z10_floadsf): Fixed latency.
1416 (z10_ftrunctf): Fixed latency.
1417 (z10_ftruncdf): Fixed latency.
1418 * config/s390/s390.c (z10_cost): Fixed values.
1419 (s390_adjust_priority): Added z10 path.
1420 * config/s390/s390.md (type): Added fhex.
1421 (*mov<mode>_64dfp): Updated type attribute.
1422 (*mov<mode>_64): Updated type attribute.
1423 (*mov<mode>_31): Updated type attribute.
1424 (*mov<mode>"): Likewise.
1425 * config/s390/2084.md (x_fsimpdf): Updated condition.
1427 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1429 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1430 RTXs in the predicate for operand 1.
1432 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1434 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1435 (rbitsi2): New insn.
1436 (ctzsi2): New expand.
1437 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1439 2009-09-03 Martin Jambor <mjambor@suse.cz>
1441 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1442 (create_artificial_child_access): Use build_ref_for_offset instead
1443 of duplicate_expr_for_different_base.
1444 (propagate_subacesses_accross_link): Likewise.
1446 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1448 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1450 (mips16e_collect_argument_saves): Skip debug instructions.
1451 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1452 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1453 (r10k_insert_cache_barriers): Likewise.
1454 (mips_reorg_process_insns): Likewise.
1456 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1459 * ira.c (update_equiv_reg): Remove check on class likely spill.
1461 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1464 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1465 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1469 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1470 the stack slot if it is passed by invisible reference.
1471 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1472 by invisible reference.
1474 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1476 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1477 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1478 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1480 * config/bfin/sync.md: New file.
1481 * config/bfin/bfin.md: Include it.
1482 (UNSPEC_ATOMIC): New.
1483 (UNSPEC_ONES): Provide a unique number.
1485 From Jie Zhang <jie.zhang@analog.com>:
1486 * config/bfin/bfin.c (ret_regs): New.
1487 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1488 (must_save_rets_p): New.
1489 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1490 current_function_is_leaf.
1491 (do_link): Likewise.
1492 (do_unlink): Likewise.
1493 (expand_interrupt_handler_prologue): Use ret_regs array.
1494 (expand_interrupt_handler_epilogue): Use ret_regs array and
1495 pass return register to gen_return_internal.
1496 (bfin_expand_epilogue): Pass return register to
1497 gen_return_internal.
1498 (bfin_expand_call): Explicitly clobber RETS.
1499 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1500 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1501 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1502 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1504 (return_internal): Take a reg rtx rather than the register number.
1506 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1508 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1509 when comparing against estimated_loop_iterations_int return.
1511 2009-09-03 Richard Guenther <rguenther@suse.de>
1513 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1514 eh_personality_libfunc.
1516 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1518 * tree-parloops.c (separate_decls_in_region): Add space.
1520 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1522 * tree-parloops.c (separate_decls_in_region): Change the condition
1523 checking if there are reductions in the loop.
1525 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1527 PR tree-optimization/38275
1528 * tree-parloops.c (parallelize_loops): Replace profitability condition
1529 for expected number of iterations.
1531 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1533 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1534 (bootstrap-debug): Explain conditions in which it becomes default.
1535 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1538 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1540 * doc/invoke.texi (Optimize Options): Move
1541 -finline-small-functions to the -O2 list.
1543 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1545 * toplev.c (process_options): Enable var-tracking-assignments
1546 by default if var-tracking is enabled.
1548 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1550 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1552 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1553 * rtl.h (prev_nonnote_insn_bb): Declare it.
1555 2009-09-03 Diego Novillo <dnovillo@google.com>
1557 * cgraph.c (cgraph_node_for_decl): New.
1558 * cgraph.h (cgraph_node_for_decl): Declare.
1559 * tree.c (host_integerp): Return 0 if T is NULL.
1561 2009-09-03 Diego Novillo <dnovillo@google.com>
1563 * tree.h (struct alias_pair): Move from varasm.c.
1564 (alias_pairs): Likewise.
1565 (TYPE_MAXVAL): Define.
1566 (TYPE_MINVAL): Define.
1567 (iterative_hash_host_wide_int): Declare.
1568 (remove_unreachable_alias_pairs): Declare.
1569 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1570 * diagnostic.c (default_diagnostic_starter): Make extern.
1571 (default_diagnostic_finalizer): Make extern.
1572 * diagnostic.h (default_diagnostic_starter): Declare.
1573 (default_diagnostic_finalizer): Declare.
1574 (default_tree_printer): Declare.
1575 * toplev.c (default_tree_printer): Make extern.
1577 2009-09-03 Richard Guenther <rguenther@suse.de>
1578 Diego Novillo <dnovillo@google.com>
1580 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1581 * cgraphunit.c (cgraph_expand_function): Do not emit
1582 associated thunks from here.
1583 (cgraph_emit_thunks): New.
1584 (cgraph_optimize): Call it.
1585 Return if any IPA pass finds an error.
1586 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1589 2009-09-03 Simon Baldwin <simonb@google.com>
1590 Rafael Espindola <espindola@google.com>
1591 Richard Guenther <rguenther@suse.de>
1592 Doug Kwan <dougkwan@google.com>
1593 Diego Novillo <dnovillo@google.com>
1595 * tree.c: Include tree-pass.h, langhooks-def.h,
1596 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1597 (free_lang_data_in_type): New.
1598 (need_assembler_name_p): New.
1599 (free_lang_data_in_block): New.
1600 (free_lang_data_in_decl): New.
1601 (struct free_lang_data_d): New.
1602 (add_tree_to_fld_list): New.
1603 (find_decls_types_r): New.
1604 (get_eh_types_for_runtime): New.
1605 (find_decls_types_in_eh_region): New.
1606 (find_decls_types_in_node): New.
1607 (find_decls_types_in_var): New.
1608 (free_lang_data_in_cgraph): New.
1609 (free_lang_data): New.
1610 (gate_free_lang_data): New.
1611 (pass_ipa_free_lang_data): New.
1613 2009-09-03 Diego Novillo <dnovillo@google.com>
1615 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1616 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1617 (lang_hooks): Remove const qualifier.
1618 * ipa.c (cgraph_remove_unreachable_nodes): Call
1619 remove_unreachable_alias_pairs.
1620 * except.c (add_type_for_runtime): Check if TYPE has
1621 already been converted.
1622 (lookup_type_for_runtime): Likewise.
1623 (check_handled): Handle converted types.
1624 * varasm.c (remove_unreachable_alias_pairs): New.
1625 * gimple.c: Include demangle.h.
1626 (gimple_decl_printable_name): New.
1627 (gimple_fold_obj_type_ref): New.
1628 * gimple.h (gimple_decl_printable_name): Declare.
1629 (gimple_fold_obj_type_ref): Declare.
1630 * passes.c (init_optimization_passes): Add pass
1631 pass_ipa_free_lang_data.
1632 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1633 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1635 2009-09-03 Diego Novillo <dnovillo@google.com>
1637 * c-lang.c (lang_hooks): Remove const qualifier.
1639 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1641 * doc/install.texi (*-*-freebsd*): Update target information.
1643 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1645 * hard-reg-set.h (call_fixed_regs): Remove.
1646 * reginfo.c (call_fixed_regs): Remove.
1647 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1648 (globalize_reg): Don't use call_fixed_regs.
1649 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1652 2009-09-01 Michael Matz <matz@suse.de>
1654 * expr.h (emit_storent_insn, expand_expr_real_1,
1655 expand_expr_real_2): Declare.
1656 * expr.c (emit_storent_insn, expand_expr_real_1,
1657 expand_expr_real_2): Export.
1658 (store_expr): Setting and evaluating dont_return_target is useless.
1659 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1660 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1661 * except.c (expand_resx_expr): Rename to ...
1662 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1663 * except.h (expand_resx_stmt): Declare.
1664 * stmt.c: Add include gimple.h
1665 (expand_asm_expr): Rename to ...
1666 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1667 (expand_case): Rewrite to take gimple statement.
1668 * tree.h (expand_asm_stmt): Declare.
1669 (expand_case): Change prototype.
1670 * Makefile.in (stmt.o): Depend on gimple.h.
1671 * builtins.c (expand_builtin_synchronize): Build gimple asm
1672 statement, not an ASM_EXPR.
1673 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1674 gimple_to_tree, release_stmt_tree): Remove.
1675 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1676 ggc_free, but hold comparison code and operands separately.
1677 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1678 (expand_call_stmt, expand_gimple_stmt_1,
1679 expand_gimple_stmt): New helpers.
1680 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1681 release_stmt_tree. Call expand_gimple_stmt instead.
1682 (expand_gimple_basic_block): Ditto.
1684 * calls.c (emit_call_1): Don't look at EH regions here, make
1685 fntree parameter useless.
1686 (expand_call): New local rettype for TREE_TYPE(exp), use it
1687 throughout. Remove local p, use addr instead.
1688 Don't look at EH regions here.
1690 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1692 * doc/invoke.texi (-fsched-pressure): Document it.
1693 (-fsched-reg-pressure-heuristic): Remove it.
1695 * reload.c (ira.h): Include.
1696 (find_reloads): Add choosing reload on number of small spilled
1699 * haifa-sched.c (ira.h): Include.
1700 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1701 saved_reg_pressure, curr_reg_live, saved_reg_live,
1702 region_ref_regs): New variables.
1703 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1704 initiate_reg_pressure_info, setup_ref_regs,
1705 initiate_bb_reg_pressure_info, save_reg_pressure,
1706 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1708 (setup_insn_reg_pressure_info): New function.
1709 (rank_for_schedule): Add pressure checking and insn issue time.
1710 Remove comparison of insn reg weights.
1711 (ready_sort): Set insn reg pressure info.
1712 (update_register_pressure, setup_insn_max_reg_pressure,
1713 update_reg_and_insn_max_reg_pressure,
1714 sched_setup_bb_reg_pressure_info): New functions.
1715 (schedule_insn): Add code for printing and updating reg pressure info.
1716 (find_set_reg_weight, find_insn_reg_weight): Remove.
1717 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1718 (debug_ready_list): Print reg pressure info.
1719 (schedule_block): Ditto. Check insn issue time.
1720 (sched_init): Set up sched_pressure_p. Allocate and set up some
1721 reg pressure related info.
1722 (sched_finish): Free some reg pressure related info.
1723 (fix_tick_ready): Make insn always ready if pressure_p.
1724 (init_h_i_d): Don't call find_insn_reg_weight.
1725 (haifa_finish_h_i_d): Free insn reg pressure info.
1727 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1728 ira_memory_move_cost, ira_class_hard_regs,
1729 ira_class_hard_regs_num, ira_no_alloc_regs,
1730 ira_available_class_regs, ira_reg_class_cover_size,
1731 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1733 * ira-lives.c (single_reg_class): Check mode to find how many
1734 registers are necessary for operand.
1735 (ira_implicitly_set_insn_hard_regs): New.
1737 * common.opt (fsched-pressure): New options.
1738 (fsched-reg-pressure-heuristic): Remove.
1740 * ira.c (setup_eliminable_regset): Rename to
1741 ira_setup_eliminable_regset. Make it external.
1742 (expand_reg_info): Pass cover class to setup_reg_classes.
1743 (ira): Call resize_reg_info instead of allocate_reg_info.
1745 * sched-deps.c: Include ira.h.
1746 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1747 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1748 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1749 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1750 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1751 mark_insn_reg_store, mark_insn_reg_clobber,
1752 setup_insn_reg_pressure_info): New.
1753 (sched_analyze_1): Update implicit_reg_pending_uses.
1754 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1755 Use them to create dependencies. Set insn reg uses and pressure
1756 info. Process reg_pending_uses in one place.
1757 (free_deps): Free implicit sets.
1758 (remove_from_deps): Remove implicit sets if necessary. Check
1759 implicit sets when clearing reg_last_in_use.
1760 (init_deps_global): Clear implicit_reg_pending_clobbers and
1761 implicit_reg_pending_uses.
1763 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1764 ira_memory_move_cost, ira_class_hard_regs,
1765 ira_class_hard_regs_num, ira_no_alloc_regs,
1766 ira_available_class_regs, ira_reg_class_cover_size,
1767 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1768 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1769 ira_implicitly_set_insn_hard_regs): New prototypes.
1771 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1772 cost_elements_num): New variables.
1773 (allocno_costs, total_costs): Rename to costs and
1774 total_allocno_costs.
1775 (COSTS_OF_ALLOCNO): Rename to COSTS.
1776 (allocno_pref): Rename to pref.
1777 (allocno_pref_buffer): Rename to pref_buffer.
1778 (common_classes): Rename to regno_cover_class.
1780 (record_reg_classes): Set allocno attributes only if allocno_p.
1781 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1782 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
1783 and COSTS_OF_ALLOCNO.
1784 (print_costs): Rename to print_allocno_costs.
1785 (print_pseudo_costs): New.
1786 (process_bb_node_for_costs): Split into 2 functions with new
1787 function process_bb_for_costs. Pass BB to process_bb_for_costs.
1788 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
1789 new parameter dump_file. Use cost_elements_num instead of
1790 ira_allocnos_num. Make one iteration if preferred classes were
1791 already calculated for scheduler. Make 2 versions of code
1792 depending on allocno_p.
1793 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
1794 regno_cover_class and COSTS instead of common_classes and
1796 (init_costs, finish_costs): New.
1797 (ira_costs): Set up allocno_p and cost_elements_num. Call
1798 init_costs and finish_costs.
1799 (ira_set_pseudo_classes): New.
1801 * rtl.h (allocate_reg_info): Remove.
1802 (resize_reg_info): Change return type.
1803 (reg_cover_class): New.
1804 (setup_reg_classes): Add new parameter.
1806 * sched-int.h (struct deps_reg): New member implicit_sets.
1807 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1808 (INCREASE_BITS): New macro.
1809 (struct reg_pressure_data, struct reg_use_data): New.
1810 (struct _haifa_insn_data): Remove reg_weight. Add members
1811 reg_pressure, reg_use_list, reg_set_list, and
1812 reg_pressure_excess_cost_change.
1813 (struct deps): New member implicit_sets.
1814 (pressure_p): New variable.
1815 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
1816 (struct reg_pressure_data, struct reg_use_data): New.
1817 (INSN_REG_WEIGHT): Remove.
1818 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
1819 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
1820 (sched_init_region_reg_pressure_info,
1821 sched_setup_bb_reg_pressure_info): New prototypes.
1823 * reginfo.c (struct reg_pref): New member coverclass.
1824 (reg_cover_class): New function.
1825 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
1826 (reg_info_size): New variable.
1827 (allocate_reg_info): Make static. Setup reg_info_size.
1828 (resize_reg_info): Use reg_info_size. Return flag of resizing.
1829 (setup_reg_classes): Add a new parameter. Setup cover class too.
1831 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
1834 * sched-rgn.c (deps_join): Set up implicit_sets.
1835 (schedule_region): Set up region and basic blocks pressure
1838 * passes.c (init_optimization_passes): Move
1839 pass_subregs_of_mode_init before pass_sched.
1841 2009-09-02 Martin Jambor <mjambor@suse.cz>
1843 * tree-sra.c (struct access): New field grp_hint.
1844 (dump_access): Dump grp_hint.
1845 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1847 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1848 those which have been specifically read and somehow written to.
1849 (propagate_subacesses_accross_link): Set grp_hint of right child and
1850 also possibly of the left child.
1852 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1854 * tree-object-size.c (addr_object_size): Always use object_size_type
1855 0 or 2 when determining the pointer pointed object size.
1857 2009-09-02 Richard Guenther <rguenther@suse.de>
1860 2009-08-31 Richard Guenther <rguenther@suse.de>
1862 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1863 to query if the memory regions for memmove overlap.
1864 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1865 asserts on pointers, instead deal with odd trees.
1866 (ptr_derefs_may_alias_p): Likewise.
1867 (refs_may_alias_p_1): Constructor bases also never alias.
1869 2009-08-01 Christian Bruel <christian.bruel@st.com>
1872 2009-07-31 Christian Bruel <christian.bruel@st.com>
1873 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1875 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1877 * doc/invoke.texi (-fvar-tracking-assignments): New.
1878 (-fvar-tracking-assignments-toggle): New.
1879 (-fdump-final-insns=file): Mark filename as optional.
1880 (--param min-nondebug-insn-uid): New.
1881 (-gdwarf-@{version}): Mention version 4.
1882 * opts.c (common_handle_option): Accept it.
1883 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1884 * regrename.c (regrename_optimize): Drop last. Don't count debug
1885 insns as uses. Don't reject change because of debug insn.
1886 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1887 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1888 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1889 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1890 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1891 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1892 * doc/gimple.texi (is_gimple_debug): New.
1893 (gimple_debug_bind_p): New.
1894 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1895 * doc/install.texi (bootstrap-debug): More details.
1896 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1897 (bootstrap-debug-lib): More details.
1898 (bootstrap-debug-ckovw): Update.
1899 (bootstrap-time): New.
1900 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1901 (insert_phi_nodes_for): Insert debug stmts.
1902 (rewrite_stmt): Take iterator. Insert debug stmts.
1903 (rewrite_enter_block): Adjust.
1904 (maybe_replace_use_in_debug_stmt): New.
1905 (rewrite_update_stmt): Use it.
1906 (mark_use_interesting): Return early for debug stmts.
1907 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1908 stmts before replacing stmt.
1909 (move_computations_stmt): Likewise.
1910 * ira-conflicts.c (add_copies): Skip debug insns.
1911 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1912 (regstat_bb_compute_ri): Skip debug insns.
1913 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1914 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1915 check_loop_closed_ssa_stmt): Skip debug stmts.
1916 * tree-tailcall.c (find_tail_calls): Likewise.
1917 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1918 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1919 (build_var_debug_value_stat): Declare.
1920 (build_var_debug_value): Define.
1921 (target_for_debug_bind): Declare.
1922 * reload.c (find_equiv_reg): Skip debug insns.
1923 * rtlanal.c (reg_used_between_p): Skip debug insns.
1924 (side_effects_p): Likewise.
1925 (canonicalize_condition): Likewise.
1926 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1927 insns never depend on debug insns.
1928 (create_ddg_dep_no_link): Likewise.
1929 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1930 Don't add inter-loop dependencies for debug insns.
1931 (build_intra_loop_deps): Likewise.
1932 (create_ddg): Count debug insns.
1933 * ddg.h (struct ddg::num_debug): New.
1934 (num_backargs): Pair up with previous int field.
1935 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1936 -fcompare-debug-second.
1937 * final.c (get_attr_length_1): Skip debug insns.
1938 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1939 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1940 (driver_self_specs): Map -fdump-final-insns to
1941 -fdump-final-insns=..
1942 (get_local_tick): New.
1943 (compare_debug_dump_opt_spec_function): Test for . argument and
1944 compute output name. Compute temp output spec without flag name.
1945 Compute -frandom-seed.
1946 (OPT): Undef after use.
1947 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1948 (average_num_loop_insns): Likewise.
1949 * params.h (MIN_NONDEBUG_INSN_UID): New.
1950 * gimple.def (GIMPLE_DEBUG): New.
1951 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1952 * auto-inc-dec.c (merge_in_block): Skip debug insns.
1953 (merge_in_block): Fix whitespace.
1954 * toplev.c (flag_var_tracking): Update comment.
1955 (flag_var_tracking_assignments): New.
1956 (flag_var_tracking_assignments_toggle): New.
1957 (process_options): Don't open final insns dump file if we're not
1958 going to write to it. Compute defaults for var_tracking.
1959 * df-scan.c (df_insn_rescan_debug_internal): New.
1960 (df_uses_record): Handle debug insns.
1961 * haifa-sched.c (ready): Initialize n_debug.
1962 (contributes_to_priority): Skip debug insns.
1963 (dep_list_size): New.
1965 (rank_for_schedule): Likewise. Schedule debug insns as soon as
1966 they're ready. Disregard previous debug insns to make decisions.
1967 (queue_insn): Never queue debug insns.
1968 (ready_add, ready_remove_first, ready_remove): Count debug insns.
1969 (schedule_insn): Don't reject debug insns because of issue rate.
1970 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
1971 (queue_to_ready): Skip and discount debug insns.
1972 (choose_ready): Let debug insns through.
1973 (schedule_block): Check boundary debug insns. Discount debug
1974 insns, schedule them early. Adjust whitespace.
1975 (set_priorities): Check for boundary debug insns.
1976 (add_jump_dependencies): Use dep_list_size.
1977 (prev_non_location_insn): New.
1978 (check_cfg): Use it.
1979 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
1981 (remove_unused_ivs): Reset debug stmts.
1982 * modulo-sched.c (const_iteration_count): Skip debug insns.
1983 (res_MII): Discount debug insns.
1984 (loop_single_full_bb_p): Skip debug insns.
1985 (sms_schedule): Likewise.
1986 (sms_schedule_by_order): Likewise.
1987 (ps_has_conflicts): Likewise.
1988 * caller-save.c (refmarker_fn): New.
1989 (save_call_clobbered_regs): Replace regs with saved mem in
1991 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
1992 Call refmarker_fn mark for hardregnos.
1993 (mark_reg_as_referenced): New.
1994 (replace_reg_with_saved_mem): New.
1995 * ipa-pure-const.c (check_stmt): Skip debug stmts.
1996 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
1998 (cse_extended_basic_block): Skip debug insns.
1999 (count_reg_usage): Likewise.
2000 (is_dead_reg): New, split out of...
2001 (set_live_p): ... here.
2002 (insn_live_p): Use it for debug insns.
2003 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2004 (execute_optimize_stdarg): Likewise.
2005 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2006 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2007 changes in debug stmts as changes.
2008 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2009 (moveup_expr): Don't move across debug insns. Don't move
2010 debug insn if it would create a bookkeeping block.
2011 (moveup_expr_cached): Don't use cache for debug insns that
2012 are heads of blocks.
2013 (compute_av_set_inside_bb): Skip debug insns.
2014 (sel_rank_for_schedule): Schedule debug insns first. Remove
2016 (block_valid_for_bookkeeping_p); Support lax searches.
2017 (create_block_for_bookkeeping): Adjust block numbers when
2018 encountering debug-only blocks.
2019 (find_place_for_bookkeeping): Deal with debug-only blocks.
2020 (generate_bookkeeping_insn): Accept no place to insert.
2021 (remove_temp_moveop_nops): New argument full_tidying.
2022 (prepare_place_to_insert): Deal with debug insns.
2023 (advance_state_on_fence): Debug insns don't start cycles.
2024 (update_boundaries): Take fence as argument. Deal with
2026 (schedule_expr_on_boundary): No full_tidying on debug insns.
2027 (fill_insns): Deal with debug insns.
2028 (track_scheduled_insns_and_blocks): Don't count debug insns.
2029 (need_nop_to_preserve_insn_bb): New, split out of...
2030 (remove_insn_from_stream): ... this.
2031 (fur_orig_expr_not_found): Skip debug insns.
2032 * rtl.def (VALUE): Move up.
2034 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2035 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2036 Set it if debug stmts are found.
2037 (statement_sink_location): Skip debug stmts. Propagate
2038 moving defs into debug stmts.
2039 * ifcvt.c (first_active_insn): Skip debug insns.
2040 (last_active_insns): Likewise.
2041 (cond_exec_process_insns): Likewise.
2042 (noce_process_if_block): Likewise.
2043 (check_cond_move_block): Likewise.
2044 (cond_move_convert_if_block): Likewise.
2045 (block_jumps_and_fallthru_p): Likewise.
2046 (dead_or_predicable): Likewise.
2047 * dwarf2out.c (debug_str_hash_forced): New.
2048 (find_AT_string): Add comment.
2049 (gen_label_for_indirect_string): New.
2050 (get_debug_string_label): New.
2051 (AT_string_form): Use it.
2052 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2053 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2054 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2055 several operations that cannot be represented with DWARF opcodes.
2056 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2057 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2058 (dwarf2out_var_location): Take during-call mark into account.
2059 (output_indirect_string): Update comment. Output if there are
2060 label and references.
2061 (prune_indirect_string): New.
2062 (prune_unused_types): Call it if debug_str_hash_forced.
2063 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2064 (dw_long_long_const): Remove.
2065 (struct dw_val_struct): Change val_long_long type to rtx.
2066 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2067 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2068 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2069 component instead of HOST_BITS_PER_LONG.
2070 (output_loc_operands): Likewise. For const8* assert
2071 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2072 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2073 rather than HOST_BITS_PER_LONG is >= 64.
2074 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2076 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2077 HOST_BITS_PER_LONG for dw_val_class_long_long.
2078 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2079 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2080 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2082 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2083 Handle DW_OP_implicit_value.
2084 (extract_int): Move prototype earlier.
2085 (mem_loc_descriptor): For SUBREG punt if inner
2086 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2087 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2088 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2089 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2090 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2091 instead of Pmode size.
2092 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2093 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2094 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2095 (concat_loc_descriptor, concatn_loc_descriptor,
2096 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2097 (add_location_or_const_value_attribute): Likewise. For single
2098 location loc_lists attempt to use add_const_value_attribute
2099 for constant decls. Add DW_AT_const_value even if
2100 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2102 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2103 (control_flow_insn_p): Likewise.
2104 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2105 (separate_decls_in_region_debug_bind): New.
2106 (separate_decls_in_region): Process debug bind stmts afterwards.
2107 * recog.c (verify_changes): Handle debug insns.
2108 (extract_insn): Likewise.
2109 (peephole2_optimize): Skip debug insns.
2110 * dse.c (scan_insn): Skip debug insns.
2111 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2113 (setup_id_for_insn): Handle debug insns.
2114 (maybe_tidy_empty_bb): Adjust whitespace.
2115 (tidy_control_flow): Skip debug insns.
2116 (sel_remove_insn): Adjust for debug insns.
2117 (sel_estimate_number_of_insns): Skip debug insns.
2118 (create_insn_rtx_from_pattern): Handle debug insns.
2119 (create_copy_of_insn_rtx): Likewise.
2120 * sel-sched-.h (sel_bb_end): Declare.
2121 (sel_bb_empty_or_nop_p): New.
2122 (get_all_loop_exits): Use it.
2123 (_eligible_successor_edge_p): Likewise.
2124 (return_nop_to_pool): Adjust.
2125 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2126 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2127 * gimple-pretty-print.c (dump_gimple_debug): New.
2128 (dump_gimple_stmt): Use it.
2129 (dump_bb_header): Skip gimple debug stmts.
2130 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2131 (fixup_match_2): Likewise.
2132 (regmove_backward_pass): Likewise. Simplify combined
2133 replacement. Handle debug insns.
2134 * function.c (instantiate_virtual_regs): Handle debug insns.
2135 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2136 * print-rtl.h: Include cselib.h.
2137 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2138 * df.h (df_inns_rescan_debug_internal): Declare.
2139 * gcse.c (alloc_hash_table): Estimate n_insns.
2140 (cprop_insn): Don't regard debug insns as changes.
2141 (bypass_conditional_jumps): Skip debug insns.
2142 (one_pre_gcse_pass): Adjust.
2143 (one_code_hoisting_pass): Likewise.
2144 (compute_ld_motion_mems): Skip debug insns.
2145 (one_cprop_pass): Adjust.
2146 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2147 (if_convertible_stmt_p): Handle debug stmts.
2148 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2149 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2150 * ira-build.c (create_bb_allocnos): Skip debug insns.
2151 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2152 (has_single_use): Likewise.
2153 (single_imm_use): Likewise.
2154 (num_imm_uses): Likewise.
2155 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2156 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2157 (create_outofssa_var_map): Likewise.
2158 * lower-subreg.c (adjust_decomposed_uses): New.
2159 (resolve_debug): New.
2160 (decompose_multiword_subregs): Use it.
2161 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2162 * emit-rtl.c: Include params.h.
2163 (cur_debug_insn_uid): Define.
2164 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2165 (copy_rtx_if_shared_1): Handle debug insns.
2166 (reset_used_flags): Likewise.
2167 (set_used_flags): LIkewise.
2168 (get_max_insn_count): New.
2169 (next_nondebug_insn): New.
2170 (prev_nondebug_insn): New.
2171 (make_debug_insn_raw): New.
2172 (emit_insn_before_noloc): Handle debug insns.
2173 (emit_jump_insn_before_noloc): Likewise.
2174 (emit_call_insn_before_noloc): Likewise.
2175 (emit_debug_insn_before_noloc): New.
2176 (emit_insn_after_noloc): Handle debug insns.
2177 (emit_jump_insn_after_noloc): Likewise.
2178 (emit_call_insn_after_noloc): Likewise.
2179 (emit_debug_insn_after_noloc): Likewise.
2180 (emit_insn_after): Take loc from earlier non-debug insn.
2181 (emit_jump_insn_after): Likewise.
2182 (emit_call_insn_after): Likewise.
2183 (emit_debug_insn_after_setloc): New.
2184 (emit_debug_insn_after): New.
2185 (emit_insn_before): Take loc from later non-debug insn.
2186 (emit_jump_insn_before): Likewise.
2187 (emit_call_insn_before): Likewise.
2188 (emit_debug_insn_before_setloc): New.
2189 (emit_debug_insn_before): New.
2190 (emit_insn): Handle debug insns.
2191 (emit_debug_insn): New.
2192 (emit_jump_insn): Handle debug insns.
2193 (emit_call_insn): Likewise.
2195 (init_emit): Take min-nondebug-insn-uid into account.
2196 Initialize cur_debug_insn_uid.
2197 (emit_copy_of_insn_after): Handle debug insns.
2198 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2199 location of single rhs in place.
2200 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2201 (floor_sdiv_adjust): New.
2202 (cell_sdiv_adjust): New.
2203 (cell_udiv_adjust): New.
2204 (round_sdiv_adjust): New.
2205 (round_udiv_adjust): New.
2206 (wrap_constant): Moved from cselib.
2207 (unwrap_constant): New.
2208 (expand_debug_expr): New.
2209 (expand_debug_locations): New.
2210 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2212 (gimple_expand_cfg): Expand debug locations.
2213 * cselib.c: Include tree-pass.h.
2214 (struct expand_value_data): New.
2215 (cselib_record_sets_hook): New.
2216 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2217 (cselib_clear_table): Move, and implemnet in terms of...
2218 (cselib_reset_table_with_next_value): ... this.
2219 (cselib_get_next_unknown_value): New.
2220 (discard_useless_locs): Don't discard preserved values.
2221 (cselib_preserve_value): New.
2222 (cselib_preserved_value_p): New.
2223 (cselib_preserve_definitely): New.
2224 (cselib_clear_preserve): New.
2225 (cselib_preserve_only_values): New.
2226 (new_cselib_val): Take rtx argument. Dump it in details.
2227 (cselib_lookup_mem): Adjust.
2228 (expand_loc): Take regs_active in struct. Adjust. Silence
2229 dumps unless details are requested.
2230 (cselib_expand_value_rtx_cb): New.
2231 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2232 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2233 without details. Copy more subregs. Try to resolve values
2234 using a callback. Wrap constants.
2235 (cselib_subst_to_values): Adjust.
2236 (cselib_log_lookup): New.
2237 (cselib_lookup): Call it.
2238 (cselib_invalidate_regno): Don't count preserved values as useless.
2239 (cselib_invalidate_mem): Likewise.
2240 (cselib_record_set): Likewise.
2241 (struct set): Renamed to cselib_set, moved to cselib.h.
2242 (cselib_record_sets): Adjust. Call hook.
2243 (cselib_process_insn): Reset table when it would be cleared.
2244 (dump_cselib_val): New.
2245 (dump_cselib_table): New.
2246 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2247 (remove_forwarder_block): Support moving debug stmts.
2248 * cselib.h (cselib_record_sets_hook): Declare.
2249 (cselib_expand_callback): New type.
2250 (cselib_expand_value_rtx_cb): Declare.
2251 (cselib_reset_table_with_next_value): Declare.
2252 (cselib_get_next_unknown_value): Declare.
2253 (cselib_preserve_value): Declare.
2254 (cselib_preserved_value_p): Declare.
2255 (cselib_preserve_only_values): Declare.
2256 (dump_cselib_table): Declare.
2257 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2258 (try_crossjump_to_edge): Likewise.
2259 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2260 dominated blocks when debug stmts are present.
2261 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2262 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2263 (set_var_live_on_entry): Likewise.
2264 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2265 * cfglayout.c (curr_location, last_location): Make static.
2266 (set_curr_insn_source_location): Don't avoid bouncing.
2267 (get_curr_insn_source_location): New.
2268 (get_curr_insn_block): New.
2269 (duplicate_insn_chain): Handle debug insns.
2270 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2272 * common.opt (fcompare-debug): Move to sort order.
2273 (fdump-unnumbered-links): Likewise.
2274 (fvar-tracking-assignments): New.
2275 (fvar-tracking-assignments-toggle): New.
2276 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2277 because of debug stmts.
2278 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2279 (eliminate_unnecessary_stmts): Walk dominated blocks before
2281 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2282 * ira.c (memref_used_between_p): Skip debug insns.
2283 (update_equiv_regs): Likewise.
2284 * sched-deps.c (sd_lists_size): Accept empty list.
2285 (sd_init_insn): Mark debug insns.
2286 (sd_finish_insn): Unmark them.
2287 (sd_add_dep): Reject non-debug deps on debug insns.
2288 (fixup_sched_groups): Give debug insns group treatment.
2290 (sched_analyze_reg): Don't mark debug insns for sched before call.
2291 (sched_analyze_2): Handle debug insns.
2292 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2294 (deps_analyze_insn): Handle debug insns.
2295 (deps_start_bb): Skip debug insns.
2296 (init_deps): Initialize last_debug_insn.
2297 * tree-ssa.c (target_for_debug_bind): New.
2298 (find_released_ssa_name): New.
2299 (propagate_var_def_into_debug_stmts): New.
2300 (propagate_defs_into_debug_stmts): New.
2301 (verify_ssa): Skip debug bind stmts without values.
2302 (warn_uninialized_vars): Skip debug stmts.
2303 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2304 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2305 (rtx_equal_p): Likewise.
2306 * ira-costs.c (scan_one_insn): Skip debug insns.
2307 (process_bb_node_for_hard_reg_moves): Likewise.
2308 * rtl.h (DEBUG_INSN_P): New.
2309 (NONDEBUG_INSN_P): New.
2310 (MAY_HAVE_DEBUG_INSNS): New.
2311 (INSN_P): Accept debug insns.
2312 (RTX_FRAME_RELATED_P): Likewise.
2313 (INSN_DELETED_P): Likewise
2314 (PAT_VAR_LOCATION_DECL): New.
2315 (PAT_VAR_LOCATION_LOC): New.
2316 (PAT_VAR_OCATION_STATUS): New.
2317 (NOTE_VAR_LOCATION_DECL): Reimplement.
2318 (NOTE_VAR_LOCATION_LOC): Likewise.
2319 (NOTE_VAR_LOCATION_STATUS): Likewise.
2320 (INSN_VAR_LOCATION): New.
2321 (INSN_VAR_LOCATION_DECL): New.
2322 (INSN_VAR_LOCATION_LOC): New.
2323 (INSN_VAR_LOCATION_STATUS): New.
2324 (gen_rtx_UNKNOWN_VAR_LOC): New.
2325 (VAR_LOC_UNKNOWN_P): New.
2326 (NOTE_DURING_CALL_P): New.
2327 (SCHED_GROUP_P): Accept debug insns.
2328 (emit_debug_insn_before): Declare.
2329 (emit_debug_insn_before_noloc): Declare.
2330 (emit_debug_insn_beore_setloc): Declare.
2331 (emit_debug_insn_after): Declare.
2332 (emit_debug_insn_after_noloc): Declare.
2333 (emit_debug_insn_after_setloc): Declare.
2334 (emit_debug_insn): Declare.
2335 (make_debug_insn_raw): Declare.
2336 (prev_nondebug_insn): Declare.
2337 (next_nondebug_insn): Declare.
2338 (delegitimize_mem_from_attrs): Declare.
2339 (get_max_insn_count): Declare.
2340 (wrap_constant): Declare.
2341 (unwrap_constant): Declare.
2342 (get_curr_insn_source_location): Declare.
2343 (get_curr_insn_block): Declare.
2344 * tree-inline.c (insert_debug_decl_map): New.
2345 (processing_debug_stmt): New.
2346 (remap_decl): Don't create new mappings in debug stmts.
2347 (remap_gimple_op_r): Don't add references in debug stmts.
2348 (copy_tree_body_r): Likewise.
2349 (remap_gimple_stmt): Handle debug bind stmts.
2350 (copy_bb): Skip debug stmts.
2351 (copy_edges_for_bb): Likewise.
2352 (copy_debug_stmt): New.
2353 (copy_debug_stmts): New.
2354 (copy_body): Copy debug stmts at the end.
2355 (insert_init_debug_bind): New.
2356 (insert_init_stmt): Take id. Skip and emit debug stmts.
2357 (setup_one_parameter): Remap variable earlier, register debug mapping.
2358 (estimate_num_insns): Skip debug stmts.
2359 (expand_call_inline): Preserve debug_map.
2360 (optimize_inline_calls): Check for no debug_stmts left-overs.
2361 (unsave_expr_now): Preserve debug_map.
2362 (copy_gimple_seq_and_replace_locals): Likewise.
2363 (tree_function_versioning): Check for no debug_stmts left-overs.
2364 Init and destroy debug_map as needed. Split edges unconditionally.
2365 (build_duplicate_type): Init and destroy debug_map as needed.
2366 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2367 (struct copy_body_data): Add debug_stmts and debug_map.
2368 * sched-int.h (struct ready_list): Add n_debug.
2369 (struct deps): Add last_debug_insn.
2370 (DEBUG_INSN_SCHED_P): New.
2371 (BOUNDARY_DEBUG_INSN_P): New.
2372 (SCHEDULE_DEBUG_INSN_P): New.
2373 (sd_iterator_cond): Accept empty list.
2374 * combine.c (create_log_links): Skip debug insns.
2375 (combine_instructions): Likewise.
2376 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2377 return value is always unshared.
2378 (struct rtx_subst_pair): New.
2379 (auto_adjust_pair): New.
2380 (propagate_for_debug_subst): New.
2381 (propagate_for_debug): New.
2382 (try_combine): Skip debug insns. Propagate removed defs into
2384 (next_nonnote_nondebug_insn): New.
2385 (distribute_notes): Use it. Skip debug insns.
2386 (distribute_links): Skip debug insns.
2387 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2388 * resource.c (mark_target_live_regs): Likewise.
2389 * var-tracking.c: Include cselib.h and target.h.
2390 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2392 (micro_operation_type_name): New.
2393 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2394 (struct micro_operation_def): Update comments.
2395 (decl_or_value): New type. Use instead of decls.
2396 (struct emit_note_data_def): Add vars.
2397 (struct attrs_def): Use decl_or_value.
2398 (struct variable_tracking_info_def): Add permp, flooded.
2399 (struct location_chain_def): Update comment.
2400 (struct variable_part_def): Use decl_or_value.
2401 (struct variable_def): Make var_part a variable length array.
2403 (scratch_regs): New.
2404 (cselib_hook_called): New.
2405 (dv_is_decl_p): New.
2406 (dv_is_value_p): New.
2409 (dv_as_opaque): New.
2410 (dv_onepart_p): New.
2412 (IS_DECL_CODE): New.
2413 (check_value_is_not_decl): New.
2414 (dv_from_decl): New.
2415 (dv_from_value): New.
2416 (dv_htab_hash): New.
2417 (variable_htab_hash): Use it.
2418 (variable_htab_eq): Support values.
2419 (variable_htab_free): Free from the right pool.
2420 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2421 (attrs_list_union): Adjust.
2422 (attrs_list_mpdv_union): New.
2423 (tie_break_pointers): New.
2424 (canon_value_cmp): New.
2425 (unshare_variable): Return possibly-modified slot.
2426 (vars_copy_1): Adjust.
2427 (var_reg_decl_set): Adjust. Split out of...
2428 (var_reg_set): ... this.
2429 (get_init_value): Adjust.
2430 (var_reg_delete_and_set): Adjust.
2431 (var_reg_delete): Adjust.
2432 (var_regno_delete): Adjust.
2433 (var_mem_decl_set): Split out of...
2434 (var_mem_set): ... this.
2435 (var_mem_delete_and_set): Adjust.
2436 (var_mem_delete): Adjust.
2440 (variable_union): Adjust. Speed up merge of 1-part vars.
2441 (variable_canonicalize): Use unshared slot.
2442 (VALUED_RECURSED_INTO): New.
2443 (find_loc_in_1pdv): New.
2444 (struct dfset_merge): New.
2445 (insert_into_intersection): New.
2446 (intersect_loc_chains): New.
2448 (canonicalize_loc_order_check): New.
2449 (canonicalize_values_mark): New.
2450 (canonicalize_values_star): New.
2451 (variable_merge_over_cur): New.
2452 (variable_merge_over_src): New.
2453 (dataflow_set_merge): New.
2454 (dataflow_set_equiv_regs): New.
2455 (remove_duplicate_values): New.
2456 (struct dfset_post_merge): New.
2457 (variable_post_merge_new_vals): New.
2458 (variable_post_merge_perm_vals): New.
2459 (dataflow_post_merge_adjust): New.
2460 (find_mem_expr_in_1pdv): New.
2461 (dataflow_set_preserve_mem_locs): New.
2462 (dataflow_set_remove_mem_locs): New.
2463 (dataflow_set_clear_at_call): New.
2464 (onepart_variable_different_p): New.
2465 (variable_different_p): Use it.
2466 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2467 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2469 (track_loc_p): Pass it true.
2470 (struct count_use_info): New.
2471 (find_use_val): New.
2472 (replace_expr_with_values): New.
2474 (use_type): New, partially split out of...
2475 (count_uses): ... this. Count new micro-ops.
2476 (count_uses_1): Adjust.
2477 (count_stores): Adjust.
2478 (count_with_sets): New.
2479 (VAL_NEEDS_RESOLUTION): New.
2480 (VAL_HOLDS_TRACK_EXPR): New.
2481 (VAL_EXPR_IS_COPIED): New.
2482 (VAL_EXPR_IS_CLOBBERED): New.
2483 (add_uses): Adjust. Generate new micro-ops.
2484 (add_uses_1): Adjust.
2485 (add_stores): Generate new micro-ops.
2486 (add_with_sets): New.
2487 (find_src_status): Adjust.
2488 (find_src_set_src): Adjust.
2489 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2490 Handle new micro-ops. Canonicalize value equivalances.
2491 (vt_find_locations): Compute total size of hash tables for
2492 dumping. Perform merge for var-tracking-assignments. Don't
2493 disregard single-block loops.
2494 (dump_attrs_list): Handle decl_or_value.
2495 (dump_variable): Take variable. Deal with decl_or_value.
2496 (dump_variable_slot): New.
2497 (dump_vars): Use it.
2498 (dump_dataflow_sets): Adjust.
2499 (set_slot_part): New, extended to support one-part variables
2500 after splitting out of...
2501 (set_variable_part): ... this.
2502 (clobber_slot_part): New, split out of...
2503 (clobber_variable_part): ... this.
2504 (delete_slot_part): New, split out of...
2505 (delete_variable_part): .... this.
2506 (check_wrap_constant): New.
2507 (vt_expand_loc_callback): New.
2508 (vt_expand_loc): New.
2509 (emit_note_insn_var_location): Adjust. Handle values. Handle
2510 EMIT_NOTE_AFTER_CALL_INSN.
2511 (emit_notes_for_differences_1): Adjust. Handle values.
2512 (emit_notes_for_differences_2): Likewise.
2513 (emit_notes_for_differences): Adjust.
2514 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2515 Adjust. Handle new micro-ops.
2516 (vt_add_function_parameters): Adjust. Create and bind values.
2517 (vt_initialize): Adjust. Initialize scratch_regs and
2518 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2519 operations. Move some code to count_with_sets and add_with_sets.
2520 (delete_debug_insns): New.
2521 (vt_debug_insns_local): New.
2522 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2524 (var_tracking_main): If var-tracking-assignments is enabled
2525 but var-tracking isn't, delete debug insns and leave. Likewise
2526 if we exceed limits or fail the stack adjustments tests, and
2527 after all var-tracking processing.
2528 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2529 (dataflow_set): Add traversed_vars.
2530 (value_chain, const_value_chain): New typedefs.
2531 (value_chain_pool, value_chains): New variables.
2532 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2533 add_value_chains, add_cselib_value_chains, remove_value_chain,
2534 remove_value_chains, remove_cselib_value_chains): New functions.
2535 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2536 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2538 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2539 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2540 (dst_can_be_shared): New variable.
2541 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2542 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2543 different from set->vars, look up slot again instead of using the
2545 (dataflow_set_init): Initialize traversed_vars.
2546 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2547 lookup if set->vars is shared. Don't keep slot cleared before
2548 calling unshare_variable. Unshare set->vars if needed. Adjust
2549 unshare_variable callers. Clear dst_can_be_shared if needed.
2550 Even ->refcount == 1 vars must be unshared if set->vars is shared
2551 and var needs to be modified.
2552 (dataflow_set_union): Set traversed_vars during canonicalization.
2553 (VALUE_CHANGED, DECL_CHANGED): Define.
2554 (set_dv_changed, dv_changed_p): New static inlines.
2555 (track_expr_p): Clear DECL_CHANGED.
2556 (dump_dataflow_sets): Set it.
2557 (variable_was_changed): Call set_dv_changed.
2558 (emit_note_insn_var_location): Likewise.
2559 (changed_variables_stack): New variable.
2560 (check_changed_vars_1, check_changed_vars_2): New functions.
2561 (emit_notes_for_changes): Do nothing if changed_variables is
2562 empty. Traverse changed_variables with check_changed_vars_1,
2563 call check_changed_vars_2 on each changed_variables_stack entry.
2564 (emit_notes_in_bb): Add SET argument. Just clear it at the
2565 beginning, use it instead of local &set, don't destroy it at the end.
2566 (vt_emit_notes): Call dataflow_set_clear early on all
2567 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2568 computed set, dataflow_set_clear also VTI(bb)->in when we are
2569 done with the basic block. Initialize changed_variables_stack,
2570 free it afterwards. If ENABLE_CHECKING verify that after noting
2571 differences to an empty set value_chains hash table is empty.
2572 (vt_initialize): Initialize value_chains and value_chain_pool.
2573 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2574 (variable_tracking_main): Call dump_dataflow_sets before calling
2575 vt_emit_notes, not after it.
2576 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2577 (propagate_var_def_into_debug_stmts): Declare.
2578 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2579 (df_set_note): Reject debug insns.
2580 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2581 add notes to debug insns.
2582 (df_note_bb_compute): Adjust. Likewise.
2583 (df_simulate_uses): Skip debug insns.
2584 (df_simulate_initialize_backwards): Likewise.
2585 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2586 (subst_stack_regs_pat): Reject debug insns.
2587 (convert_regs_1): Handle debug insns.
2588 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2589 (print-rtl.o): Depend on cselib.h.
2590 (cselib.o): Depend on TREE_PASS_H.
2591 (var-tracking.o): Depend on cselib.h and TARGET_H.
2592 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2593 (init_ready_list): Skip boundary debug insns.
2594 (add_branch_dependences): Skip debug insns.
2595 (free_block_dependencies): Check for blocks with only debug insns.
2596 (compute_priorities): Likewise.
2597 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2598 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2600 (gimple_build_debug_bind_stat): New.
2601 (empty_body_p): Skip debug stmts.
2602 (gimple_has_side_effects): Likewise.
2603 (gimple_rhs_has_side_effects): Likewise.
2604 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2605 (gimple_build_debug_bind_stat): Declare.
2606 (gimple_build_debug_bind): Define.
2607 (is_gimple_debug): New.
2608 (gimple_debug_bind_p): New.
2609 (gimple_debug_bind_get_var): New.
2610 (gimple_debug_bind_get_value): New.
2611 (gimple_debug_bind_get_value_ptr): New.
2612 (gimple_debug_bind_set_var): New.
2613 (gimple_debug_bind_set_value): New.
2614 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2615 (gimple_debug_bind_reset_value): New.
2616 (gimple_debug_bind_has_value_p): New.
2617 (gsi_next_nondebug): New.
2618 (gsi_prev_nondebug): New.
2619 (gsi_start_nondebug_bb): New.
2620 (gsi_last_nondebug_bb): New.
2621 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2622 (print_insn): Handle DEBUG_INSN.
2623 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2624 of first insn prevail.
2625 (first_stmt): Skip debug stmts.
2626 (first_non_label_stmt): Likewise.
2627 (last_stmt): Likewise.
2628 (has_zero_uses_1): New.
2629 (single_imm_use_1): New.
2630 (verify_gimple_debug): New.
2631 (verify_types_in_gimple_stmt): Handle debug stmts.
2632 (verify_stmt): Likewise.
2633 (debug_loop_num): Skip debug stmts.
2634 (remove_edge_and_dominated_blocks): Remove dominators last.
2635 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2636 (linearize_expr): Likewise.
2637 * config/i386/i386.c (ix86_delegitimize_address): Call
2638 default implementation.
2639 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2640 (group_barrier_needed): Skip debug insns.
2641 (emit_insn_group_barriers): Likewise.
2642 (emit_all_insn_group_barriers): Likewise.
2643 (ia64_variable_issue): Handle debug insns.
2644 (ia64_dfa_new_cycle): Likewise.
2645 (final_emit_insn_group_barriers): Skip debug insns.
2646 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2647 def cfa without frame.
2648 (process_set): Likewise.
2649 (process_for_unwind_directive): Pass frame on.
2650 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2651 (rs6000_delegitimize_address): New.
2652 (rs6000_debug_adjust_cost): Handle debug insns.
2653 (is_microcoded_insn): Likewise.
2654 (is_cracked_insn): Likewise.
2655 (is_nonpipeline_insn): Likewise.
2656 (insn_must_be_first_in_group): Likewise.
2657 (insn_must_be_last_in_group): Likewise.
2658 (force_new_group): Likewise.
2659 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2660 contains only debug insns.
2661 (rtl_merge_blocks): Skip debug insns.
2662 (purge_dead_edges): Likewise.
2663 (rtl_block_ends_with_call_p): Skip debug insns.
2664 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2665 (mark_reg_dependencies): Skip debug insns.
2666 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2667 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2668 * tree-ssa-threadedge.c
2669 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2670 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2671 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2672 (copyprop_hardreg_forward_1): Handle debug insns.
2673 * reload1.c (reload): Skip debug insns. Replace unassigned
2674 pseudos in debug insns with their equivalences.
2675 (eliminate_regs_in_insn): Skip debug insns.
2676 (emit_input_reload_insns): Skip debug insns at first, adjust
2678 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2679 (get_indirect_ref_operands): Pass opf_no_vops on.
2680 (get_expr_operands): Likewise. Skip debug stmts.
2681 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2683 2009-09-01 Richard Henderson <rth@redhat.com>
2685 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2686 stmt_ends_pp_p statements at least once.
2687 * tree-vrp.c (vrp_initialize): Likewise.
2688 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2690 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2693 Fix AIX bootstrap after PR debug/30161
2694 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2695 that is a GNU extension.
2696 (tmpl_value_parm_die_table): Move the definition of this global
2697 outside #ifdef DWARF2_DEBUGGING_INFO region.
2699 2009-09-01 Richard Guenther <rguenther@suse.de>
2701 * tree.c (tree_expr_size): New function.
2702 * tree.h (tree_expr_size): Declare.
2703 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2704 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2705 * langhooks.c (lhd_expr_size): Remove.
2706 * langhooks.h (struct lang_hooks): Remove expr_size.
2707 * explow.c (expr_size): Use tree_expr_size.
2708 (int_expr_size): Likewise.
2709 * langhooks-def.h (lhd_expr_size): Remove.
2710 (LANG_HOOKS_EXPR_SIZE): Likewise.
2711 (LANG_HOOKS_INITIALIZER): Adjust.
2713 2009-09-01 Richard Guenther <rguenther@suse.de>
2715 * tree-flow.h (mark_addressable): Move declaration ...
2716 * tree.h (mark_addressable): ... here.
2717 * stmt.c (expand_asm_operands): Use mark_addressable, not
2718 lang_hooks.mark_addressable.
2719 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2720 LANG_HOOKS_MARK_ADDRESSABLE.
2721 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2722 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2724 2009-08-31 Chris Demetriou <cgd@google.com>
2726 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2727 vectorize if not TARGET_SSE2.
2729 2009-08-31 DJ Delorie <dj@redhat.com>
2731 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2732 registers if no coprocessor is enabled.
2734 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2737 * cgraph.h (cgraph_get_node): Declare ...
2738 * cgraph.c (cgraph_get_node): ... new function.
2739 * dwarf2out.c (gen_generic_params_dies,
2740 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2741 make_ith_pack_parameter_name,
2742 append_entry_to_tmpl_value_parm_die_table,
2743 gen_remaining_tmpl_value_param_die_attribute): New functions.
2744 (gen_subprogram_die): Generate debug info for template parameters
2745 if debug info level is higher than DINFO_LEVEL_TERSE.
2746 Use tree_add_const_value_attribute_for_decl instead of
2747 tree_add_const_value_attribute.
2748 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2749 instead of tree_add_const_value_attribute.
2750 (gen_struct_or_union_type_die): Generate debug
2751 info for template parameters if debug info level is higher than
2753 (tree_add_const_value_attribute): Handle integral and pointer
2754 constants. Update comment.
2755 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2756 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2757 (reference_to_unused): Fix thinko. Remove redundant predicates from
2759 (tree_add_const_value_attribute): Make this work for constant
2761 tree_add_const_value_attribute_for_decl is to be used for variable
2763 (add_location_or_const_value_attribute): Use
2764 tree_add_const_value_attribute_for_decl now.
2765 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2766 DW_TAG_template_value_param DIEs after function DIEs have been
2768 * langhooks.h (lang_hooks_for_types): Add
2769 get_argument_pack_elems.
2770 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2771 (lang_hooks): Added get_innermost_generic_parms,
2772 get_innermost_generic_args.
2773 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2774 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2775 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2776 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2778 2009-08-31 DJ Delorie <dj@redhat.com>
2780 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2781 it once we start generating the prologue or epilogue.
2782 (mep_call_saves_register): If the frame is locked, re-use
2784 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
2785 (mep_expand_prologue): Call it.
2786 (mep_expand_epilogue): Likewise.
2787 (mep_start_function): Use the same logic as mep_expand_prologue.
2788 (mep_pass_by_reference): Make logic more readable.
2789 (mep_return_in_memory): Zero-sized objects are passed in memory.
2790 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2792 2009-08-31 Richard Guenther <rguenther@suse.de>
2794 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2795 to query if the memory regions for memmove overlap.
2796 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2797 asserts on pointers, instead deal with odd trees.
2798 (ptr_derefs_may_alias_p): Likewise.
2799 (refs_may_alias_p_1): Constructor bases also never alias.
2801 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
2803 * doc/install.texi (Final install): Adjust reference on where to
2804 order printed manuals.
2806 2009-08-30 Olivier Hainque <hainque@adacore.com>
2808 * dwarf2out.c (switch_to_frame_table_section): Move
2809 definition prior to first use.
2811 2009-08-30 Richard Guenther <rguenther@suse.de>
2813 PR tree-optimization/41186
2814 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
2815 (ao_ref_init_from_ptr_and_size): New function.
2816 (ref_maybe_used_by_call_p_1): Be more precise tracking
2817 used ranges for builtin functions.
2818 (ref_maybe_used_by_call_p): Adjust.
2819 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
2820 ranges for builtin functions.
2821 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2823 2009-08-30 Alan Modra <amodra@bigpond.net.au>
2826 * fwprop.c (get_reg_use_in): Delete.
2827 (free_load_extend): New function.
2828 (forward_propagate_subreg): Use it.
2830 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
2832 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2834 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
2837 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2840 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2842 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2843 fini or fini_array section.
2845 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2847 * graphite-dependences.c (graphite_legal_transform_bb): Call
2848 pbb_remove_duplicate_pdrs.
2849 * graphite-poly.c (can_collapse_pdr): Removed.
2850 (pdr_find_duplicate): Removed.
2851 (can_collapse_pdrs): New.
2852 (pbb_remove_duplicate_pdrs): New.
2853 (new_poly_dr): Do not look for duplicates.
2854 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2855 (PBB_PDR_DUPLICATES_REMOVED): New.
2856 (pbb_remove_duplicate_pdrs): Declared.
2858 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2860 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2861 the strides by multiplying by PDR_NB_REFS.
2862 * graphite-poly.c (can_collapse_pdr): New.
2863 (pdr_find_duplicate): New.
2864 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2865 Initialize PDR_NB_REFS.
2866 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2868 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2870 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2873 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2876 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2878 * graphite-dependences.c (pddr_original_scattering): Return NULL
2879 for read-read dependence relations.
2880 * graphite-poly.h (enum poly_dr_type): Fix comment.
2883 (pdr_may_write_p): New.
2885 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2887 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2888 (struct poly_dr): Same.
2889 (new_poly_dr): Same.
2890 * graphite-poly.c (new_poly_dr): Same.
2891 * graphite-dependences.c (dot_deps): Disable call to system.
2893 2009-08-28 Cary Coutant <ccoutant@google.com>
2896 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2897 struct/union/enum types local to a function.
2899 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2900 Sebastian Pop <sebastian.pop@amd.com>
2902 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2903 pbb_strip_mine_time_depth. Changed the implementation so that
2904 transformation is expressed as a transformation on
2905 time (scatttering) dimensions. Also, ensures that the 2d+1
2906 scheduling format is preserved.
2907 (pbb_strip_mine_profitable_p): Profitability is based on the
2908 iteration number of a given time (scattering) dimension,
2909 and not on a original loop depth dimension.
2910 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2911 (pbb_do_strip_mine): Call psct_dynamic_dim.
2912 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2913 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2914 (pbb_nb_dynamic_scattering_transform): New.
2915 (psct_dynamic_dim): New.
2917 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2919 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2920 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2921 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2922 * graphite-interchange.c (build_linearized_memory_access): Same.
2923 (memory_stride_in_loop): Same.
2925 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2927 * graphite-dependences.c (pddr_original_scattering): New.
2928 (graphite_legal_transform_dr): Call pddr_original_scattering.
2931 * graphite-dependences.h (dot_deps): Declared.
2932 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2933 (print_pdr): Print PDR_ID.
2934 * graphite-poly.h (struct poly_dr): Add field id.
2937 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2939 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2941 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2942 not delete the original dependence relation.
2944 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2946 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2947 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2948 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2949 (free_poly_ddr): New.
2950 (pddr_is_empty): New.
2951 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2952 (dependence_polyhedron): Same. Remove useless gcc_assert.
2954 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2955 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2956 * graphite-dependences.h (enum poly_dependence_kind): New.
2957 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2958 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2959 (PDRP_SINK): Renamed PDDR_SINK.
2960 (PDRP_DDP): Renamed PDDR_DDP.
2962 (free_poly_ddr): Declared.
2963 * graphite-poly.c (new_scop): Use the new hash function names.
2964 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2965 into original_pddrs.
2966 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2968 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2970 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2971 bounds with LT_EXPR to make niter analysis more precise on code
2972 generated by Graphite.
2974 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2976 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2977 (graphite_legal_transform_bb): Same.
2978 (poly_drs_may_alias_p): Same.
2980 2009-08-28 Richard Guenther <rguenther@suse.de>
2982 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
2984 2009-08-28 Jan Beulich <jbeulich@novell.com>
2986 * config/i386/netware.c: Include langhooks.h.
2987 (i386_nlm_encode_section_info): Simplify.
2988 (netware_override_options): Delete.
2989 * config/i386/netware.h (netware_override_options): Delete
2991 (OVERRIDE_OPTIONS): Delete definition.
2992 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2993 (ASM_COMMENT_START): Define.
2994 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
2996 2009-08-28 Jan Beulich <jbeulich@novell.com>
2998 * configure.ac: For in-tree ld, do a plain version check to
2999 determine whether comdat groups are supported.
3000 * configure: Regenerate.
3002 2009-08-28 Olivier Hainque <hainque@adacore.com>
3004 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3005 always defined. Reflect definition or absence of such for
3006 COLLECT_EXPORT_LIST. Readability helper.
3007 (scanfilter): New enum, to help control what symbols
3008 are to be considered or ignored by scan_prog_file.
3009 (enum pass): Rename as "scanpass", moved together with scanfilter
3010 prior to scan_prog_file's prototype.
3011 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3012 Group prototype with the scanpass/scanfilter definitions, factorize
3013 head comments for the several implementations at the prototype.
3014 (main): Reorganize the first pass link control to let AIX
3015 drag only the needed frame tables in executables. Prevent
3016 frame tables collection during the scan aimed at static ctors.
3017 Pre-link and scan for frame tables later to compensate.
3018 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3019 A C statement to issue assembly directives that create a reference
3020 to the given DWARF table identifier label from the current function
3022 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3023 to differentiate first time section entry. Only emit a .data
3024 tables start identifier label the first time around.
3025 (switch_to_frame_table_section): New function. Helper for
3026 output_call_frame_info to switch possibly BACK into the eh_frame
3027 or the debug_frame section depending on FOR_EH.
3028 (output_call_frame_info): Use helper to first enter the proper
3030 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3031 emit a link to the frame table start label from each function
3033 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3034 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3035 * config/rs6000/rs6000-protos.h: Declare it.
3036 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3038 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3040 * config/sh/sh.c (split_branches): Check the result of
3043 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3045 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3046 using -pthread -fopenmp
3048 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3050 * doc/service.texi (service directory): Update URL.
3052 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3054 PR rtl-optimization/40861
3055 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3056 extract word from a multi-word subreg for negative byte positions.
3058 2009-08-27 Tristan Gingold <gingold@adacore.com>
3059 Douglas B Rupp <rupp@gnat.com>
3061 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3062 (SECTION_VMS_OVERLAY): Define.
3063 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3065 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3067 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3068 common_object declarations.
3069 (ia64_section_type_flags): Set section flag for common_object.
3070 * config/ia64/ia64-protos.h
3071 (ia64_vms_output_aligned_decl_common): Declare.
3072 (ia64_vms_elf_asm_named_section): Declare.
3074 2009-08-27 Michael Matz <matz@suse.de>
3076 * expr.c (expand_expr_real_2): New function taking exploded
3077 unary or binary expression, split out from ...
3078 (expand_expr_real_1): ... here. Move over all unary/binary
3079 switch parts to above function, in particular these codes:
3080 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3081 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3082 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3083 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3084 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3085 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3086 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3087 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3088 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3089 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3090 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3091 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3092 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3093 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3094 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3095 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3096 VEC_PACK_FIX_TRUNC_EXPR.
3097 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3100 2009-08-27 Richard Guenther <rguenther@suse.de>
3102 * gengtype.c (main): Handle uint64_t.
3103 * ipa-utils.c (get_base_var): Indent properly.
3104 * tree-ssa-live.c (debug_scope_block): New function.
3105 * tree-flow.h (debug_scope_block): Declare.
3106 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3107 * basic-block.h (enum profile_status): Rename to
3108 enum profile_status_d.
3109 (x_profile_status): Adjust type.
3111 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3114 * dwarf2out.c (get_context_die): Declare this static function.
3115 (gen_type_die_with_usage): Make sure a DIE is a generated for
3116 the context of a typedef.
3118 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3120 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3123 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3125 * config/mips/mips-protos.h (mips_output_sync): Declare.
3126 (mips_sync_loop_insns): Likewise.
3127 (mips_output_sync_loop): Replace first two parameters with an rtx.
3128 * config/mips/mips.c (mips_multi_member): New structure.
3129 (mips_multi_members): New variable.
3130 (mips_multi_start): New function.
3131 (mips_multi_add): Likewise.
3132 (mips_multi_add_insn): Likewise.
3133 (mips_multi_add_label): Likewise.
3134 (mips_multi_last_index): Likewise.
3135 (mips_multi_copy_insn): Likewise.
3136 (mips_multi_set_operand): Likewise.
3137 (mips_multi_write): Likewise.
3138 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3139 (mips_init_print_operand_punct): Update accordingly.
3140 (mips_start_ll_sc_sync_block): New function.
3141 (mips_end_ll_sc_sync_block): Likewise.
3142 (mips_output_sync): Likewise.
3143 (mips_sync_insn1_template): Likewise.
3144 (mips_sync_insn2_template): Likewise.
3145 (mips_get_sync_operand): Likewise.
3146 (mips_process_sync_loop): Likewise.
3147 (mips_output_sync_loop): Use mips_process_sync_loop.
3148 (mips_sync_loop_insns): New function.
3149 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3150 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3151 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3152 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3153 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3154 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3155 (MIPS_SYNC_OLD_OP_12): Likewise.
3156 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3157 (MIPS_SYNC_NEW_OP_12): Likewise.
3158 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3159 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3160 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3161 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3162 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3163 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3164 * config/mips/mips.md (sync_mem): New attribute.
3165 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3166 (sync_exclusive_mask, sync_required_oldval): Likewise.
3167 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3168 (sync_release_barrier): Likewise.
3169 (length): Handle sync loops.
3170 (sync): Use mips_output_sync.
3171 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3172 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3173 and use mips_output_sync_loop.
3174 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3175 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3176 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3177 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3178 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3179 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3180 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3181 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3182 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3184 2009-08-26 Richard Guenther <rguenther@suse.de>
3187 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3188 the types to not match.
3189 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3191 * tree-ssa.c (useless_type_conversion_p): Conversions to
3192 pointers to unprototyped functions are useless.
3194 2009-08-26 Richard Guenther <rguenther@suse.de>
3196 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3197 whole-program condition, prepare to be called for non-globals.
3198 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3199 params build a representative with known type and track its fields.
3201 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3203 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3204 clearing by a taken branch.
3205 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3206 effectively after bbro pass.
3207 (sync_nand<mode>): Ditto.
3208 (sync_old_<fetchop_name><mode>): Ditto.
3209 (sync_old_nand<mode>): Ditto.
3210 (sync_new_<fetchop_name><mode>): Dito.
3211 (sync_new_nand<mode>): Ditto.
3212 (sync_compare_and_swap<mode>_1): Ditto.
3213 (*sync_compare_and_swap<mode>): Ditto.
3214 (sync_lock_test_and_set<mode>_1): Ditto.
3215 ("sync_lock_test_and_set<mode>): Ditto.
3217 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3219 * hwint.h (HOST_LONG_FORMAT): New macro
3220 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3221 Use HOST_PTR_PRINTF.
3222 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3223 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3224 (HOST_PTR_PRINTF): Document.
3226 2009-08-25 Jan Hubicka <jh@suse.cz>
3228 * config/i386/bmmintrin.h: Replace by #error.
3231 Michael Meissner <michael.meissner@amd.com>
3232 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3233 Tony Linthicum <tony.linthicum@amd.com>
3235 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3236 (TARGET_ROUND): New macro for the round/ptest instructions which
3237 are shared between SSE4.1 and SSE5.
3238 (OPTION_MASK_ISA_ROUND): Ditto.
3239 (OPTION_ISA_ROUND): Ditto.
3240 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3241 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3243 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3244 (-mfused-madd): New switch to give users control over whether the
3245 compiler optimizes to use the multiply/add SSE5 instructions.
3247 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3248 (ix86_handle_option): Turn off 3dnow if -msse5.
3249 (override_options): Add SSE5 support.
3250 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3252 (ix86_expand_sse_movcc): Add SSE5 support.
3253 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3254 vector type to the next largest size.
3255 (ix86_expand_sse5_pack): New function to use pperm to pack a
3256 vector type to the next smallest size.
3257 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3258 (IX86_BUILTIN_FMADDSD): Ditto.
3259 (IX86_BUILTIN_FMADDPS): Ditto.
3260 (IX86_BUILTIN_FMADDPD): Ditto.
3261 (IX86_BUILTIN_FMSUBSS): Ditto.
3262 (IX86_BUILTIN_FMSUBSD): Ditto.
3263 (IX86_BUILTIN_FMSUBPS): Ditto.
3264 (IX86_BUILTIN_FMSUBPD): Ditto.
3265 (IX86_BUILTIN_FNMADDSS): Ditto.
3266 (IX86_BUILTIN_FNMADDSD): Ditto.
3267 (IX86_BUILTIN_FNMADDPS): Ditto.
3268 (IX86_BUILTIN_FNMADDPD): Ditto.
3269 (IX86_BUILTIN_FNMSUBSS): Ditto.
3270 (IX86_BUILTIN_FNMSUBSD): Ditto.
3271 (IX86_BUILTIN_FNMSUBPS): Ditto.
3272 (IX86_BUILTIN_FNMSUBPD): Ditto.
3273 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3274 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3275 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3276 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3277 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3278 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3279 (IX86_BUILTIN_PPERM): Ditto.
3280 (IX86_BUILTIN_PERMPS): Ditto.
3281 (IX86_BUILTIN_PERMPD): Ditto.
3282 (IX86_BUILTIN_PMACSSWW): Ditto.
3283 (IX86_BUILTIN_PMACSWW): Ditto.
3284 (IX86_BUILTIN_PMACSSWD): Ditto.
3285 (IX86_BUILTIN_PMACSWD): Ditto.
3286 (IX86_BUILTIN_PMACSSDD): Ditto.
3287 (IX86_BUILTIN_PMACSDD): Ditto.
3288 (IX86_BUILTIN_PMACSSDQL): Ditto.
3289 (IX86_BUILTIN_PMACSSDQH): Ditto.
3290 (IX86_BUILTIN_PMACSDQL): Ditto.
3291 (IX86_BUILTIN_PMACSDQH): Ditto.
3292 (IX86_BUILTIN_PMADCSSWD): Ditto.
3293 (IX86_BUILTIN_PMADCSWD): Ditto.
3294 (IX86_BUILTIN_PHADDBW): Ditto.
3295 (IX86_BUILTIN_PHADDBD): Ditto.
3296 (IX86_BUILTIN_PHADDBQ): Ditto.
3297 (IX86_BUILTIN_PHADDWD): Ditto.
3298 (IX86_BUILTIN_PHADDWQ): Ditto.
3299 (IX86_BUILTIN_PHADDDQ): Ditto.
3300 (IX86_BUILTIN_PHADDUBW): Ditto.
3301 (IX86_BUILTIN_PHADDUBD): Ditto.
3302 (IX86_BUILTIN_PHADDUBQ): Ditto.
3303 (IX86_BUILTIN_PHADDUWD): Ditto.
3304 (IX86_BUILTIN_PHADDUWQ): Ditto.
3305 (IX86_BUILTIN_PHADDUDQ): Ditto.
3306 (IX86_BUILTIN_PHSUBBW): Ditto.
3307 (IX86_BUILTIN_PHSUBWD): Ditto.
3308 (IX86_BUILTIN_PHSUBDQ): Ditto.
3309 (IX86_BUILTIN_PROTB): Ditto.
3310 (IX86_BUILTIN_PROTW): Ditto.
3311 (IX86_BUILTIN_PROTD): Ditto.
3312 (IX86_BUILTIN_PROTQ): Ditto.
3313 (IX86_BUILTIN_PROTB_IMM): Ditto.
3314 (IX86_BUILTIN_PROTW_IMM): Ditto.
3315 (IX86_BUILTIN_PROTD_IMM): Ditto.
3316 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3317 (IX86_BUILTIN_PSHLB): Ditto.
3318 (IX86_BUILTIN_PSHLW): Ditto.
3319 (IX86_BUILTIN_PSHLD): Ditto.
3320 (IX86_BUILTIN_PSHLQ): Ditto.
3321 (IX86_BUILTIN_PSHAB): Ditto.
3322 (IX86_BUILTIN_PSHAW): Ditto.
3323 (IX86_BUILTIN_PSHAD): Ditto.
3324 (IX86_BUILTIN_PSHAQ): Ditto.
3325 (IX86_BUILTIN_FRCZSS): Ditto.
3326 (IX86_BUILTIN_FRCZSD): Ditto.
3327 (IX86_BUILTIN_FRCZPS): Ditto.
3328 (IX86_BUILTIN_FRCZPD): Ditto.
3329 (IX86_BUILTIN_CVTPH2PS): Ditto.
3330 (IX86_BUILTIN_CVTPS2PH): Ditto.
3331 (IX86_BUILTIN_COMEQSS): Ditto.
3332 (IX86_BUILTIN_COMNESS): Ditto.
3333 (IX86_BUILTIN_COMLTSS): Ditto.
3334 (IX86_BUILTIN_COMLESS): Ditto.
3335 (IX86_BUILTIN_COMGTSS): Ditto.
3336 (IX86_BUILTIN_COMGESS): Ditto.
3337 (IX86_BUILTIN_COMUEQSS): Ditto.
3338 (IX86_BUILTIN_COMUNESS): Ditto.
3339 (IX86_BUILTIN_COMULTSS): Ditto.
3340 (IX86_BUILTIN_COMULESS): Ditto.
3341 (IX86_BUILTIN_COMUGTSS): Ditto.
3342 (IX86_BUILTIN_COMUGESS): Ditto.
3343 (IX86_BUILTIN_COMORDSS): Ditto.
3344 (IX86_BUILTIN_COMUNORDSS): Ditto.
3345 (IX86_BUILTIN_COMFALSESS): Ditto.
3346 (IX86_BUILTIN_COMTRUESS): Ditto.
3347 (IX86_BUILTIN_COMEQSD): Ditto.
3348 (IX86_BUILTIN_COMNESD): Ditto.
3349 (IX86_BUILTIN_COMLTSD): Ditto.
3350 (IX86_BUILTIN_COMLESD): Ditto.
3351 (IX86_BUILTIN_COMGTSD): Ditto.
3352 (IX86_BUILTIN_COMGESD): Ditto.
3353 (IX86_BUILTIN_COMUEQSD): Ditto.
3354 (IX86_BUILTIN_COMUNESD): Ditto.
3355 (IX86_BUILTIN_COMULTSD): Ditto.
3356 (IX86_BUILTIN_COMULESD): Ditto.
3357 (IX86_BUILTIN_COMUGTSD): Ditto.
3358 (IX86_BUILTIN_COMUGESD): Ditto.
3359 (IX86_BUILTIN_COMORDSD): Ditto.
3360 (IX86_BUILTIN_COMUNORDSD): Ditto.
3361 (IX86_BUILTIN_COMFALSESD): Ditto.
3362 (IX86_BUILTIN_COMTRUESD): Ditto.
3363 (IX86_BUILTIN_COMEQPS): Ditto.
3364 (IX86_BUILTIN_COMNEPS): Ditto.
3365 (IX86_BUILTIN_COMLTPS): Ditto.
3366 (IX86_BUILTIN_COMLEPS): Ditto.
3367 (IX86_BUILTIN_COMGTPS): Ditto.
3368 (IX86_BUILTIN_COMGEPS): Ditto.
3369 (IX86_BUILTIN_COMUEQPS): Ditto.
3370 (IX86_BUILTIN_COMUNEPS): Ditto.
3371 (IX86_BUILTIN_COMULTPS): Ditto.
3372 (IX86_BUILTIN_COMULEPS): Ditto.
3373 (IX86_BUILTIN_COMUGTPS): Ditto.
3374 (IX86_BUILTIN_COMUGEPS): Ditto.
3375 (IX86_BUILTIN_COMORDPS): Ditto.
3376 (IX86_BUILTIN_COMUNORDPS): Ditto.
3377 (IX86_BUILTIN_COMFALSEPS): Ditto.
3378 (IX86_BUILTIN_COMTRUEPS): Ditto.
3379 (IX86_BUILTIN_COMEQPD): Ditto.
3380 (IX86_BUILTIN_COMNEPD): Ditto.
3381 (IX86_BUILTIN_COMLTPD): Ditto.
3382 (IX86_BUILTIN_COMLEPD): Ditto.
3383 (IX86_BUILTIN_COMGTPD): Ditto.
3384 (IX86_BUILTIN_COMGEPD): Ditto.
3385 (IX86_BUILTIN_COMUEQPD): Ditto.
3386 (IX86_BUILTIN_COMUNEPD): Ditto.
3387 (IX86_BUILTIN_COMULTPD): Ditto.
3388 (IX86_BUILTIN_COMULEPD): Ditto.
3389 (IX86_BUILTIN_COMUGTPD): Ditto.
3390 (IX86_BUILTIN_COMUGEPD): Ditto.
3391 (IX86_BUILTIN_COMORDPD): Ditto.
3392 (IX86_BUILTIN_COMUNORDPD): Ditto.
3393 (IX86_BUILTIN_COMFALSEPD): Ditto.
3394 (IX86_BUILTIN_COMTRUEPD): Ditto.
3395 (IX86_BUILTIN_PCOMEQUB): Ditto.
3396 (IX86_BUILTIN_PCOMNEUB): Ditto.
3397 (IX86_BUILTIN_PCOMLTUB): Ditto.
3398 (IX86_BUILTIN_PCOMLEUB): Ditto.
3399 (IX86_BUILTIN_PCOMGTUB): Ditto.
3400 (IX86_BUILTIN_PCOMGEUB): Ditto.
3401 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3402 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3403 (IX86_BUILTIN_PCOMEQUW): Ditto.
3404 (IX86_BUILTIN_PCOMNEUW): Ditto.
3405 (IX86_BUILTIN_PCOMLTUW): Ditto.
3406 (IX86_BUILTIN_PCOMLEUW): Ditto.
3407 (IX86_BUILTIN_PCOMGTUW): Ditto.
3408 (IX86_BUILTIN_PCOMGEUW): Ditto.
3409 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3410 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3411 (IX86_BUILTIN_PCOMEQUD): Ditto.
3412 (IX86_BUILTIN_PCOMNEUD): Ditto.
3413 (IX86_BUILTIN_PCOMLTUD): Ditto.
3414 (IX86_BUILTIN_PCOMLEUD): Ditto.
3415 (IX86_BUILTIN_PCOMGTUD): Ditto.
3416 (IX86_BUILTIN_PCOMGEUD): Ditto.
3417 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3418 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3419 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3420 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3421 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3422 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3423 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3424 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3425 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3426 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3427 (IX86_BUILTIN_PCOMEQB): Ditto.
3428 (IX86_BUILTIN_PCOMNEB): Ditto.
3429 (IX86_BUILTIN_PCOMLTB): Ditto.
3430 (IX86_BUILTIN_PCOMLEB): Ditto.
3431 (IX86_BUILTIN_PCOMGTB): Ditto.
3432 (IX86_BUILTIN_PCOMGEB): Ditto.
3433 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3434 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3435 (IX86_BUILTIN_PCOMEQW): Ditto.
3436 (IX86_BUILTIN_PCOMNEW): Ditto.
3437 (IX86_BUILTIN_PCOMLTW): Ditto.
3438 (IX86_BUILTIN_PCOMLEW): Ditto.
3439 (IX86_BUILTIN_PCOMGTW): Ditto.
3440 (IX86_BUILTIN_PCOMGEW): Ditto.
3441 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3442 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3443 (IX86_BUILTIN_PCOMEQD): Ditto.
3444 (IX86_BUILTIN_PCOMNED): Ditto.
3445 (IX86_BUILTIN_PCOMLTD): Ditto.
3446 (IX86_BUILTIN_PCOMLED): Ditto.
3447 (IX86_BUILTIN_PCOMGTD): Ditto.
3448 (IX86_BUILTIN_PCOMGED): Ditto.
3449 (IX86_BUILTIN_PCOMFALSED): Ditto.
3450 (IX86_BUILTIN_PCOMTRUED): Ditto.
3451 (IX86_BUILTIN_PCOMEQQ): Ditto.
3452 (IX86_BUILTIN_PCOMNEQ): Ditto.
3453 (IX86_BUILTIN_PCOMLTQ): Ditto.
3454 (IX86_BUILTIN_PCOMLEQ): Ditto.
3455 (IX86_BUILTIN_PCOMGTQ): Ditto.
3456 (IX86_BUILTIN_PCOMGEQ): Ditto.
3457 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3458 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3459 (enum multi_arg_type): New enum for describing the various SSE5
3460 intrinsic argument types.
3461 (bdesc_multi_arg): New table for SSE5 intrinsics.
3462 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3463 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3465 (ix86_expand_builtin): Add SSE5 intrinsic support.
3466 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3467 operand instructions.
3468 (ix86_expand_sse5_multiple_memory): New function to split the
3469 second memory reference from SSE5 instructions.
3470 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3471 (ix86_return_pops_args): Use stdarg_p to determine if the function
3472 has variable arguments.
3473 (ix86_setup_incoming_varargs): Ditto.
3474 (x86_this_parameter): Ditto.
3476 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3478 (ix86_expand_sse5_pack): Ditto.
3479 (ix86_sse5_valid_op_p): Ditto.
3480 (ix86_expand_sse5_multiple_memory): Ditto.
3482 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3483 constant for SSE5 support.
3484 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3485 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3486 (UNSPEC_SSE5_PERMUTE): Ditto.
3487 (UNSPEC_SSE5_ASHIFT): Ditto.
3488 (UNSPEC_SSE5_LSHIFT): Ditto.
3489 (UNSPEC_FRCZ): Ditto.
3490 (UNSPEC_CVTPH2PS): Ditto.
3491 (UNSPEC_CVTPS2PH): Ditto.
3492 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3494 (COM_FALSE_S): Ditto.
3495 (COM_FALSE_P): Ditto.
3496 (COM_TRUE_S): Ditto.
3497 (COM_TRUE_P): Ditto.
3498 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3499 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3501 (memory attribute): Ditto.
3502 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3503 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3504 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3505 (floor<mode>2): Ditto.
3506 (ceil<mode>2): Ditto.
3507 (btrunc<mode>2): Ditto.
3508 (nearbyintdf2): Ditto.
3509 (nearbyintsf2): Ditto.
3510 (sse_setccsf): Disable if SSE5.
3511 (sse_setccdf): Ditto.
3512 (sse5_setcc<mode>): New support for SSE5 conditional move.
3513 (sse5_pcmov_<mode>): Ditto.
3515 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3517 (SSEMODEF2P): Ditto.
3518 (ssemodesuffixf4): New mode attribute for SSE5.
3519 (ssemodesuffixf2s): Ditto.
3520 (ssemodesuffixf2c): Ditto.
3521 (sserotatemax): Ditto.
3522 (ssescalarmode): Ditto.
3523 (sse_maskcmpv4sf3): Disable if SSE5.
3524 (sse_maskcmpv2df3): Ditto.
3525 (sse_vmmaskcmpv4sf3): Ditto.
3526 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3527 (sse5_vmfmadd<mode>4): Ditto.
3528 (sse5_fmsub<mode>4): Ditto.
3529 (sse5_vmfmsub<mode>4): Ditto.
3530 (sse5_fnmadd<mode>4): Ditto.
3531 (sse5_vmfnmadd<mode>4): Ditto.
3532 (sse5_fnmsub<mode>4): Ditto.
3533 (sse5_vmfnmsub<mode>4): Ditto.
3534 (sse5i_fmadd<mode>4): Ditto.
3535 (sse5i_fmsub<mode>4): Ditto.
3536 (sse5i_fnmadd<mode>4): Ditto.
3537 (sse5i_fnmsub<mode>4): Ditto.
3538 (sse5i_vmfmadd<mode>4): Ditto.
3539 (sse5i_vmfmsub<mode>4): Ditto.
3540 (sse5i_vmfnmadd<mode>4): Ditto.
3541 (sse5i_vmfnmsub<mode>4): Ditto.
3542 (mulv16qi3): Add SSE5 support.
3544 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3545 (sse2_mulv4si3): Disable if SSE5.
3546 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3547 (sse4_1_roundps): Ditto.
3548 (sse4_1_roundsd): Ditto.
3549 (sse4_1_roundss): Ditto.
3550 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3552 (sse_maskcmpsf3): Ditto.
3553 (sse_vmmaskcmpv4sf3): Ditto.
3554 (sse2_maskcmpv2df3): Ditto.
3555 (sse2_maskcmpdf3): Ditto.
3556 (sse2_vmmaskcmpv2df3): Ditto.
3557 (sse2_eq<mode>3): Ditto.
3558 (sse2_gt<mode>3): Ditto.
3559 (sse5_pcmov_<mode>): Add SSE5 support.
3560 (vec_unpacku_hi_v16qi): Ditto.
3561 (vec_unpacks_hi_v16qi): Ditto.
3562 (vec_unpacku_lo_v16qi): Ditto.
3563 (vec_unpacks_lo_v16qi): Ditto.
3564 (vec_unpacku_hi_v8hi): Ditto.
3565 (vec_unpacks_hi_v8hi): Ditto.
3566 (vec_unpacku_lo_v8hi): Ditto.
3567 (vec_unpacks_lo_v8hi): Ditto.
3568 (vec_unpacku_hi_v4si): Ditto.
3569 (vec_unpacks_hi_v4si): Ditto.
3570 (vec_unpacku_lo_v4si): Ditto.
3571 (vec_unpacks_lo_v4si): Ditto.
3572 (sse5_pmacsww): New SSE5 intrinsic insn.
3573 (sse5_pmacssww): Ditto.
3574 (sse5_pmacsdd): Ditto.
3575 (sse5_pmacssdd): Ditto.
3576 (sse5_pmacssdql): Ditto.
3577 (sse5_pmacssdqh): Ditto.
3578 (sse5_pmacsdqh): Ditto.
3579 (sse5_pmacsswd): Ditto.
3580 (sse5_pmacswd): Ditto.
3581 (sse5_pmadcsswd): Ditto.
3582 (sse5_pmadcswd): Ditto.
3583 (sse5_pcmov_<move>): Conditional move support on SSE5.
3584 (sse5_phaddbw): New SSE5 intrinsic insn.
3585 (sse5_phaddbd): Ditto.
3586 (sse5_phaddbq): Ditto.
3587 (sse5_phaddwd): Ditto.
3588 (sse5_phaddwq): Ditto.
3589 (sse5_phadddq): Ditto.
3590 (sse5_phaddubw): Ditto.
3591 (sse5_phaddubd): Ditto.
3592 (sse5_phaddubq): Ditto.
3593 (sse5_phadduwd): Ditto.
3594 (sse5_phadduwq): Ditto.
3595 (sse5_phaddudq): Ditto.
3596 (sse5_phsubbw): Ditto.
3597 (sse5_phsubwd): Ditto.
3598 (sse5_phsubdq): Ditto.
3599 (sse5_pperm): Ditto.
3600 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3601 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3602 (sse5_pperm_sign_v8hi_v4si): Ditto.
3603 (sse5_pperm_zero_v8hi_v4si): Ditto.
3604 (sse5_pperm_sign_v4si_v2di): Ditto.
3605 (sse5_pperm_sign_v4si_v2di): Ditto.
3606 (sse5_pperm_pack_v2di_v4si): Ditto.
3607 (sse5_pperm_pack_v4si_v8hi): Ditto.
3608 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3609 (sse5_perm<mode>): New SSE5 intrinsic insn.
3610 (rotl<mode>3): Ditto.
3611 (sse5_rotl<mode>3): Ditto.
3612 (sse5_ashl<mode>3): Ditto.
3613 (sse5_lshl<mode>3): Ditto.
3614 (sse5_frcz<mode>2): Ditto.
3615 (sse5s_frcz<mode>2): Ditto.
3616 (sse5_cvtph2ps): Ditto.
3617 (sse5_cvtps2ph): Ditto.
3618 (sse5_vmmaskcmp<mode>3): Ditto.
3619 (sse5_com_tf<mode>3): Ditto.
3620 (sse5_maskcmp<mode>3): Ditto.
3621 (sse5_maskcmp_uns<mode>3): Ditto.
3622 (sse5_maskcmp_uns2<mode>3): Ditto.
3623 (sse5_pcom_tf<mode>3): Ditto.
3625 * config/i386/predicates.md (sse5_comparison_float_operator):
3626 New predicate to match the comparison operators supported by
3627 the SSE5 com instruction.
3628 (ix86_comparison_int_operator): New predicate to match just the
3629 signed int comparisons.
3630 (ix86_comparison_uns_operator): New predicate to match just the
3631 unsigned int comparisons.
3633 * doc/invoke.texi (-msse5): Add documentation.
3634 (-mfused-madd): Ditto.
3636 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3638 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3640 (x86_64-*-*): Ditto.
3642 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3644 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3645 intrinisics for SSE5.
3647 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3650 * config/i386/mmintrin-common.h: New file, to contain common
3651 instructions between SSE4.1 and SSE5.
3653 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3654 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3655 (gen_regparm_prefix): Ditto.
3657 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3658 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3659 prototype_p to determine if a function is prototyped.
3661 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3663 * c-common.c (c_common_reswords) add the alignof keyword,
3664 with same RID as __alignof and __alignof__
3666 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3668 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3669 * hooks.c (hook_bool_const_int_const_int_true): New function.
3670 * target.h (struct gcc_target): Add can_eliminate field.
3671 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3672 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3673 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3674 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3675 (elim_table): Revise comment.
3676 * system.h (CAN_ELIMINATE): Poison.
3677 * defaults.h (CAN_ELIMINATE): Remove.
3678 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3680 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3681 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3683 (alpha_vms_can_eliminate): Declare as static, change return type to
3685 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3687 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3688 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3689 (arm_can_eliminate): New function.
3691 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3692 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3693 (avr_can_eliminate): Declare as static.
3694 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3696 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3697 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3698 (bfin_can_eliminate): New function.
3700 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3701 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3702 (crx_can_eliminate): New function.
3704 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3705 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3706 (fr30_can_eliminate): New function.
3708 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3709 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3710 (frv_can_eliminate): New function.
3712 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3713 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3714 (h8300_can_eliminate): New function.
3716 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3717 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3718 (i386_can_eliminate): Declare as static, change return type to bool.
3719 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3721 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3722 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3723 (ia64_can_eliminate): New function.
3725 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3726 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3727 (iq2000_can_eliminate): New function.
3729 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3730 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3731 (m32r_can_eliminate): New function.
3733 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3734 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3735 (m68hc11_can_eliminate): New function.
3737 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3738 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3739 (m68k_can_eliminate): New function.
3741 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3742 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3743 (mep_can_eliminate): New function.
3745 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3746 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3747 (mips_can_eliminate): New function.
3749 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3750 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3751 (rs6000_can_eliminate): New function.
3753 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3754 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3755 (s390_can_eliminate): Declare as static.
3756 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3758 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3759 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3760 (score_can_eliminate): New function.
3762 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3763 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3764 (sparc_can_eliminate): Declare as static.
3765 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3767 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3768 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3769 (xstormy16_can_eliminate): New function.
3771 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3772 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3773 (v850_can_eliminate): New function.
3775 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3777 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3778 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3779 (*movdfcc_ext[1234]): Disable for IEEE mode.
3781 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3783 * gimplify.c (prepare_gimple_addressable): New static function.
3784 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
3786 (gimplify_addr_expr): Invoke it similarly on the operand instead of
3787 manually fiddling with it.
3789 2009-08-25 Michael Matz <matz@suse.de>
3791 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
3792 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
3794 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
3795 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
3796 (do_jump): Split out code for simple binary comparisons into ...
3797 (do_jump_1): ... this, taking the individual operands and code.
3798 Change callers to helper function above accordingly.
3799 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
3802 2009-08-25 Michael Matz <matz@suse.de>
3804 * expr.h (struct separate_ops, sepops): New type for passing
3805 around an exploded simple expression.
3806 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3807 Use this structure instead of expression tree.
3808 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3809 expression, only its type.
3810 (expand_vec_cond_expr): Take type and individual operands instead
3812 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
3813 expand_vec_shift_expr): Change prototype accordingly.
3814 * tree-vect-stmts.c (vectorizable_condition): Change call of
3815 expand_vec_cond_expr_p to pass only type.
3816 * expr.c (do_store_flags): Change prototype and implementation
3817 to take an exploded expression.
3818 (expand_expr_real_1): New local ops initialized with details
3819 of the full expression. Use it instead of full
3820 expression in calls to do_store_flags, expand_vec_cond_expr,
3821 expand_widen_pattern_expr and expand_vec_shift_expr.
3823 2009-08-25 Michael Matz <matz@suse.de>
3825 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
3826 treeop2 initialized with first three operands of the full expression.
3827 Substitute all TREE_OPERAND (exp, [012]) calls with them.
3829 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
3831 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
3832 (__gthread_objc_condition_allocate): Mark arguments as unused.
3833 (__gthread_objc_condition_deallocate): Likewise.
3834 (__gthread_objc_condition_wait): Likewise.
3835 (__gthread_objc_condition_broadcast): Likewise.
3836 (__gthread_objc_condition_signal): Likewise.
3837 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
3838 (__gthread_objc_thread_id): Likewise.
3840 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3843 * tree-pretty-print.c (print_call_name): Print the correct call name
3844 for procedure pointer components.
3846 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3848 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3849 default_promote_function_mode when not VMS.
3851 2009-08-24 Olivier Hainque <hainque@adacore.com>
3853 * convert.c (convert_to_integer): Don't assume an input pointer is
3854 POINTER_SIZE wide. Fetch from the type instead.
3856 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3858 * configure.ac (AC_PREREQ): Bump to 2.64.
3860 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3862 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3863 (process_command): Don't search standard_exec_prefix_1 and
3864 standard_exec_prefix_2.
3866 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3868 * config/arm/arm.c (output_return_instruction): Handle for
3871 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3873 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3875 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3877 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3878 (*arm_movdf_vfp): Likewise.
3880 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3882 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3883 (vashr<mode>3): Rename from ashr<mode>3.
3884 (vlshr<mode>3): Rename from lshr<mode>3.
3886 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3889 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3890 (check_format_info_main): Use scalar_identify_flag.
3891 (check_format_types): Check for scalar size identity if
3892 scalar_identify_flag is set.
3893 (printf_length_specs): Extend by new field.
3894 (asm_fprintf_length_specs): Likewise.
3895 (gcc_diag_length_specs): Likewise.
3896 (scanf_length_specs): Likewise.
3897 (strfmon_length_specs): Likewise.
3898 (gcc_gfc_length_specs): Likewise.
3899 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3900 (ms_printf_flag_specs): Likewise.
3901 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3903 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3906 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3907 (*call_value_pop_1): Ditto.
3908 (*sibcall_pop_1): New insn pattern.
3909 (*sibcall_value_pop_1): Ditto.
3911 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3914 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3917 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3920 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3921 (get_reg_use_in): New function.
3922 (forward_propagate_subreg): Propagate through subreg of zero_extend
3925 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3927 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3928 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3930 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3932 * configure.ac: Remove --with-datarootdir, --with-docdir,
3933 --with-htmldir switches. No need to call AC_SUBST for
3934 datarootdir, docdir, htmldir any more.
3935 * configure: Regenerate.
3936 * doc/install.texi (Configuration): Document --datarootdir,
3937 --docdir, --htmldir, --pdfdir; update documentation for
3938 --infodir, --mandir.
3939 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3942 * aclocal.m4: Regenerate.
3943 * config.in: Regenerate.
3944 * configure: Regenerate.
3946 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3947 Olivier Hainque <hainque@adacore.com>
3949 * config/ia64/ia64.c: Include libfuncs.h.
3950 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3951 (ia64_expand_call): Use reg 25 on VMS.
3952 (ia64_initialize_trampoline): Fix for VMS ABI.
3953 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
3954 (ia64_function_arg): Initialize reg 25 on VMS.
3955 Fix OpenVMS ABI issues for varargs.
3956 For OpenVMS, emit the Argument Information register set in the
3957 incoming/sibcall case as well.
3958 (ia64_arg_type): New function.
3959 (ia64_function_arg_advance): Keep track of cum->words.
3960 Fix OpenVMS ABI issues for varargs.
3961 (ia64_function_value): On VMS, promote mode of non-aggregate types.
3962 (ia64_override_options): Set flag_no_common on VMS.
3963 (ia64_init_builtins): Disable FWRITE builtin.
3964 (ia64_asm_output_external): Call DO_CRTL_NAMES.
3965 (ia64_vms_init_libfuncs): Add decc$ routines.
3966 (ia64_vms_valid_pointer_mode): New function.
3967 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
3968 (ia64_promote_function_mode): New function
3969 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
3970 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
3971 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3972 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
3973 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
3974 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
3975 Suppress trailing '#' if VALUE is numeric.
3976 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
3977 ia64_promote_function_mode.
3978 (TARGET_VALID_POINTER_MODE): Define.
3980 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3983 * config/rs6000/rs6000.c (rs6000_override_options): Use
3984 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
3987 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
3988 reporting of vector + decimal/boolean/complex error.
3990 2009-08-21 Jakub Jelinek <jakub@redhat.com>
3992 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
3993 __vector double TYPE_DECL.
3995 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
3997 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
3998 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
3999 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4000 to pointer to enum machine_mode. Update all callers as needed.
4002 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4004 * config/alpha/alpha.md (exception_receiver): Emit alternative
4005 GP load sequence if flag_reorder_blocks_and_partition is set.
4006 (*exception_receiver_2): Also enable when
4007 flag_reorder_blocks_and_partition is set.
4009 2009-08-20 Matt Rice <ratmice@gmail.com>
4010 Diego Novillo <dnovillo@google.com>
4012 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4015 2009-08-20 Richard Guenther <rguenther@suse.de>
4017 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4018 * c-tree.h (c_dup_lang_specific_decl): Remove.
4019 (struct lang_decl, struct lang_type): Move definitions ...
4020 * c-lang.h: ... here. New file.
4021 * c-decl.c: Include c-lang.h.
4022 (c_dup_lang_specific_decl): Remove.
4023 * c-typeck.c: Include c-lang.h.
4024 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4025 (c-typeck.o): Likewise.
4026 * c-config-lang.in (gtfiles): Add c-lang.h.
4027 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4030 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4032 * config/alpha/alpha.c (alpha_end_function): Do not clear
4033 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4034 this is now handled in generic code.
4036 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4038 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4039 (s390_z10_fix_long_loop_prediction): New function.
4040 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4041 (s390_reorg): Walk over the INSNs and invoke
4042 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4044 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4046 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4047 "*brx_64bit", "*brx_31bit"): New patterns.
4048 * config/s390/s390.c ('E'): New output modifier.
4050 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4051 Richard Earnshaw <richard.earnshaw@arm.com>
4053 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4054 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4056 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4058 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4060 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4061 for mode mode of operand0 when doing secondary reload for SAR.
4063 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4066 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4067 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4069 2009-08-19 Jason Merrill <jason@redhat.com>
4071 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4072 supported template depth in C++0x.
4074 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4076 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4077 free_after_compilation.
4078 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4079 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4080 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4081 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4082 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4083 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4084 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4086 2009-08-19 Ian Lance Taylor <iant@google.com>
4088 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4089 of (plus (mult (neg B) C) A).
4091 2009-08-18 Michael Matz <matz@suse.de>
4093 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4094 instead of comparing TYPE_MAIN_VARIANT for equality.
4095 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4096 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4097 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4098 * gimplify.c (goa_lhs_expr_p): Ditto and use
4099 STRIP_USELESS_TYPE_CONVERSION.
4101 2009-08-18 Michael Matz <matz@suse.de>
4103 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4104 first field in a struct.
4105 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4107 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4109 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4110 locators before emit_insn is called. Remove assert that
4112 (alpha_end_function): Clear crtl->emit structure and free insn
4113 locators if cfun->is_thunk is true.
4115 2009-08-18 Jason Merrill <jason@redhat.com>
4117 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4119 * configure.ac: Test for it.
4120 * configure, config.in: Regenerate.
4121 * doc/install.texi: Document --enable-gnu-unique-object.
4123 2009-08-18 Richard Guenther <rguenther@suse.de>
4126 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4127 pow(x,y*z) only if x is nonnegative.
4129 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4131 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4135 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4136 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4138 2009-08-17 DJ Delorie <dj@redhat.com>
4140 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4141 * config/m32c/prologue.md (epilogue_freit): New.
4143 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4144 (bank_switch_p): Likewise.
4145 (fast_interrupt_p): Likewise.
4146 (interrupt_p): Likewise.
4147 (m32c_conditional_register_usage): Round memregs size up.
4148 (need_to_save): We only need to save $a0 when we use ENTER.
4149 (interrupt_p): Check for fast_interrupt too.
4150 (bank_switch_p): New.
4151 (fast_interrupt_p): New.
4152 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4153 (m32c_emit_prolog): Support bank switching and fast interrupts.
4154 * doc/extend.texi (Function Attributes): Add bank_switch and
4157 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4159 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4160 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4162 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4164 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4165 (menu): Add IA-64/VMS Options.
4166 (IA-64/VMS Options): Likewise.
4168 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4171 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4173 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4175 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4176 (mips_pop_asm_switch): Likewise.
4177 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4179 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4180 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4181 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4182 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4183 instead of set_noreorder.
4184 (mips_output_function_prologue): Use the new functions.
4185 (mips_output_function_epilogue): Likewise.
4186 (mips_need_noat_wrapper_p): New function, split out from...
4187 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4188 Use mips_push_asm_switch and mips_pop_asm_switch.
4189 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4190 and mips_pop_asm_switch.
4191 (ASM_OUTPUT_REG_POP): Likewise.
4192 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4193 Use mips_pop_asm_switch.
4194 (mips_asm_switch): New structure.
4195 (set_noreorder, set_nomacro): Replace with...
4196 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4197 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4198 instead of set_nomacro.
4199 (fix_truncsfsi2_macro): Likewise.
4200 (cprestore): Likewise.
4201 (hazard): Use mips_noreorder instead of set_noreorder.
4202 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4204 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4206 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4207 from prev_active_insn.
4209 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4211 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4212 * config/avr/avr.c (avr_override_options): Initialize
4213 avr_current_arch variable.
4214 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4215 __AVR_HAVE_16BIT_SP__ according to the device type.
4216 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4218 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4219 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4221 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4224 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4225 generating inlined subroutine die only. We shouldn't be
4226 called for anything else.
4227 (gen_block_die): Don't generate inline subroutine debug info for
4230 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4232 * graphite-poly.c (print_pbb): Print PBB index.
4234 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4237 * graphite-interchange.c (ppl_max_for_le): Moved...
4238 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4239 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4240 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4241 * graphite-ppl.h (ppl_max_for_le): Declared.
4243 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4245 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4246 supported on all platforms.
4247 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4248 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4249 * c-pragma.c: Likewise.
4250 * target-def.h (TARGET_INITIALIZER): Remove
4251 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4252 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4254 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4256 * config/ia64/fde-vms.c: New file.
4257 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4258 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4259 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4260 (uw_frame_state_for): Only register a personality routine if it is
4261 known to be compatible with our expectations.
4262 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4263 Declare unw_table_entry stack variable and
4264 mod all calls to _Unwind_FindTableEntry to add arg.
4265 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4266 (_Unwind_FindTableEntry): Add arg to prototype.
4268 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4270 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4271 field 'signal_pfs_loc'.
4272 (uw_frame_state_for): Remove duplicate code dealing with leaf
4273 procedures without unwind info.
4274 If in the frame after unwinding through a signal handler, restore
4275 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4276 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4277 'pfs_loc' to the AR.PFS location in the signal context; instead
4278 set 'signal_pfs_loc'.
4279 Manually generate the unwind info for the AR.PFS register.
4280 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4281 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4282 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4283 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4284 instead set 'signal_pfs_loc'.
4285 Remove code preventing the AR.PFS register from being restored
4286 from the signal context.
4288 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4289 Tristan Gingold <gingold@adacore.com>
4291 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4292 * config/ia64/t-vms: New file.
4293 * config/ia64/vms64.h: New file.
4294 * config/ia64/vms.h: New file.
4295 * config/ia64/vms-crtinit.asm: New file.
4296 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4297 * config/ia64/vms-unwind.h: New file.
4299 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4301 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4304 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4307 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4309 * real.h (do_mpc_arg2): ... here.
4310 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4313 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4315 * final.c (add_debug_prefix_map): Don't use GC memory for
4316 old_prefix and new_prefix.
4318 2009-08-14 Richard Guenther <rguenther@suse.de>
4320 * ipa-prop.c (compute_complex_pass_through): If we cannot
4321 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4323 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4325 * c-lex.c (c_lex_with_flags): Increase size of local variable
4326 to avoid memory clobber.
4328 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4331 * config/i386/i386.c (ix86_fp_comparison_strategy):
4332 Only enable/disable sahf at function granularity.
4334 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4336 PR rtl-optimization/41064
4337 * reload1.c (reload_as_needed): Don't call extract_insn
4338 for known invalid replacements after calling
4339 validate_replace_rtx_group and verify_changes.
4341 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4344 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4345 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4346 ix86_expand_fp_vcond.
4347 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4348 Assert that operation is supported by ix86_expand_int_vcond.
4349 (vcondu<SSEMODE124C8:mode>): Ditto.
4351 2009-08-13 DJ Delorie <dj@redhat.com>
4353 * config/i386/djgpp-stdint.h: New.
4354 * config.gcc (djgpp): Use it.
4356 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4358 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4359 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4361 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4363 * tree-ssa-loop-prefetch.c
4364 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4365 for long-stride pruning.
4366 (compute_miss_rate): New function to compute the probability
4367 that two memory references access different cache lines.
4369 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4371 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4373 2009-08-13 Richard Guenther <rguenther@suse.de>
4376 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4377 use the constant pointer type.
4378 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4379 of CV qualifiers on the target pointer type.
4380 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4381 conversion check before restrict check.
4383 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4386 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4388 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4390 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4392 2009-08-12 Richard Guenther <rguenther@suse.de>
4394 PR tree-optimization/41011
4395 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4396 and reference constructing.
4398 2009-08-12 Xinliang David Li <davidxl@google.com>
4400 PR tree-optimization/41012
4401 * tree-flow.h : New external interface.
4402 * gimple-low.c (check_call_arg): Change to public function.
4403 Remove argument mismatch check in lowering.
4404 * tree-inline.h (tree_can_inline_p): Interface change.
4405 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4407 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4408 Call change to tree_can_inline_p function.
4409 (cgraph_decide_inlining_incrementally): Ditto.
4411 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4413 PR tree-optimization/41031
4414 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4415 on the partition variable rather than promote_mode on the source
4416 type. Assert that the partition variable's type has the same
4417 mode as the source value's.
4419 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4421 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4422 for for_return == 2.
4423 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4425 * calls.c (expand_call): Fix typo.
4426 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4428 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4430 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4431 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4432 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4433 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4435 2009-08-12 Andrew Haley <aph@redhat.com>
4437 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4439 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4442 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4444 2009-08-12 Richard Guenther <rguenther@suse.de>
4446 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4447 * gimplify.c (gimplify_modify_expr): Do not use
4448 lang_hooks.types_compatible_p.
4449 * tree-ssa.c (useless_type_conversion_p): For aggregates
4450 just return false if the canonical types differ.
4452 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4455 * sese.c (convert_for_phi_arg): New.
4456 (add_guard_exit_phis): Use convert_for_phi_arg.
4458 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4460 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4461 unknown subscript upper bounds.
4463 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4464 Pranav Garg <pranav.garg2107@gmail.com>
4466 * graphite-interchange.c (gather_access_strides): Removed.
4467 (ppl_max_for_le): New.
4468 (build_linearized_memory_access): New.
4469 (memory_stride_in_loop): New.
4470 (pbb_interchange_profitable_p): Reimplemented.
4471 * graphite-ppl.h (ppl_new_id_map): New.
4472 (ppl_interchange): New.
4474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4476 * graphite-interchange.c (compute_subscript): Removed.
4477 (compute_array_size_cstr): Removed.
4478 (compute_array_size_poly): Removed.
4479 (compute_array_size): Removed.
4480 (gather_access_strides_poly): Removed.
4481 (gather_access_strides): Empty.
4483 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4485 * graphite-dependences.c (dependence_polyhedron_1): Replace
4486 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4487 (graphite_legal_transform_dr): Same.
4488 (graphite_carried_dependence_level_k): Same.
4489 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4490 Initialize PDR_NB_SUBSCRIPTS.
4491 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4493 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4494 (PDR_NB_SUBSCRIPTS): New.
4495 (pdr_nb_subscripts): Removed.
4496 (pdr_dim): Simplified.
4497 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4498 with PDR_NB_SUBSCRIPTS.
4500 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4502 * graphite-interchange.c (compute_array_size): Remove use of
4504 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4505 Do not initialize PDR_DATA_CONTAINER.
4506 (print_pdr): Do not print PDR_DATA_CONTAINER.
4507 * graphite-poly.h (struct poly_dr): Remove data_container field.
4508 (PDR_DATA_CONTAINER): Removed.
4509 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4511 (build_poly_dr): Same.
4513 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4514 Sebastian Pop <sebastian.pop@amd.com>
4516 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4517 copy of the dependence polyhedron. Free the temporary objects.
4518 (graphite_carried_dependence_level_k): Free unused objects before
4521 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4522 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4523 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4524 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4525 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4527 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4529 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4530 Early return without analyzing the data dependences if no
4531 transform has been done. Call restore_scattering if the transform
4533 (graphite-interchange.c): Same.
4534 * graphite-poly.c (print_scattering_function): Test for
4536 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4537 (apply_poly_transforms): Do not gcc_assert that
4538 the transform is legal.
4539 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4540 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4541 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4542 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4543 * graphite-poly.h (struct poly_scattering): New.
4544 (struct poly_bb): Add original, transformed, and saved fields.
4545 Remove transformed_scattering, original_scattering,
4546 nb_local_variables and nb_scattering_transform fields.
4547 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4548 (poly_scattering_new): New.
4549 (poly_scattering_free): New.
4550 (poly_scattering_copy): New.
4551 (store_scattering_pbb): New.
4552 (store_scattering): New.
4553 (restore_scattering_pbb): New.
4554 (restore_scattering): New.
4555 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4556 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4558 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4560 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4563 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4565 * Makefile.in (graphite.o): Depends on PREDICT_H.
4566 * graphite.c: Include predict.h.
4567 (graphite_finalize): Call tree_estimate_probability.
4568 * predict.c (predict_loops): Do not call scev_initialize and
4570 (tree_estimate_probability_bb): New.
4571 (tree_estimate_probability): Do not initialize loops: move that
4572 code to the driver. Call tree_estimate_probability_bb.
4573 (tree_estimate_probability_driver): New.
4574 (pass_profile): Use tree_estimate_probability_driver.
4575 * predict.h (tree_estimate_probability): Declared.
4577 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4579 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4580 * graphite-dependences.c (graphite_legal_transform): Add time to
4581 TV_GRAPHITE_DATA_DEPS.
4582 (dependency_between_pbbs_p): Same.
4583 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4585 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4587 PR rtl-optimization/41033
4588 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4589 aliasing is disabled.
4591 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4593 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4594 si_mask_operand, and_load_operand, low_bitmask_operand,
4595 and_reg_operand, and_operand): New predicates.
4596 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4597 * config/mips/mips.c (and_operands_ok): New function.
4598 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4599 * config/mips/mips.md (move_type): Add ext_ins and logical.
4600 (type): Handle them.
4601 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4602 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4603 shift_shift. Remove commutative constraint modifier.
4604 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4606 (*clear_upper32_dext): Remove define_insn_and_split.
4607 (*clear_upper32): Turn this define_insn_and_split ...
4608 (splitter for ANDing register with 0xffff_ffff): .. into this.
4610 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4612 * combine.c (try_widen_shift_mode): Factor out code to check if an
4613 integer constant is a low-order bitmask from here ...
4614 * rtlanal.c (low_bitmask_len): ... to here.
4615 * rtl.h (low_bitmask_len): Declare.
4617 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4620 * config/alpha/alpha.md (addsi3): Remove expander.
4621 (addsi3): Rename from *addsi3_internal insn pattern.
4622 (subsi3): Remove expander.
4623 (subsi3): Rename from *subsi3_internal insn pattern.
4625 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4627 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4630 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4631 Eric Botcazou <botcazou@adacore.com>
4632 Douglas B Rupp <rupp@gnat.com>
4634 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4635 that records that fit in 64 bits are returned by immediate value,
4636 as required by OpenVMS Calling Standard.
4637 (function_value): Adjust for above modification.
4638 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4639 virtual_incoming_args_rtx as base object, not next_arg.
4640 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4642 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4644 * reload.c (find_reloads_subreg_address): Check the original
4645 req_equiv_mem address to detect the case where an address is
4646 not valid in the outer mode.
4648 2009-08-11 Richard Guenther <rguenther@suse.de>
4651 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4653 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4655 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4656 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4658 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4659 Douglas B Rupp <rupp@gnat.com>
4661 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4662 PT_STACK when frame_pointer_needed on OpenVMS.
4663 (alpha_pv_save_size, alpha_using_fp): Remove.
4664 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4665 with proper processing for PT_NULL.
4666 (alpha_vms_initial_elimination_offset): New function. Support for
4667 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4668 (alpha_sa_size): Force procedure type to PT_STACK when
4669 frame_pointer_needed on OpenVMS.
4670 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4671 (alpha_using_fp): Likewise.
4672 (alpha_vms_can_eliminate): Add prototype.
4673 (alpha_vms_initial_elimination_offset): Likewise.
4674 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4675 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4677 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4678 Douglas B Rupp <rupp@gnat.com>
4680 * config/alpha/alpha.c (common_object_handler): New function.
4681 (vms_attribute_table): Declare a single attribute "common_object".
4682 (vms_output_aligned_decl_common): New global function.
4683 (SECTION_VMS_OVERLAY): Delete.
4684 (SECTION_VMS_GLOBAL): Likewise.
4685 (SECTION_VMS_INITIALIZE): Likewise.
4686 (vms_asm_named_section): Remove support for above flags.
4687 (vms_section_type_flags): Delete.
4688 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4689 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4690 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4691 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4693 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4696 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4697 (sub_ddmmss): Likewise.
4699 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4702 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4705 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4708 * reload1.c (reload_as_needed): Use cancel_changes to completely
4709 undo a failed replacement attempt.
4711 2009-08-10 Richard Guenther <rguenther@suse.de>
4714 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4715 (useless_type_conversion_p): ... here. Require pointer targets
4718 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4721 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4722 loose the original type of the statement list.
4724 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4726 * config/alpha/alpha.c: Include libfuncs.h
4727 (avms_asm_output_extern): New function.
4728 (alpha_init_libfuncs): Init some decc libfuncs.
4729 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4730 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4731 (DO_CRTL_NAMES): Define.
4733 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4734 (LONG_TYPE_SIZE): Define.
4735 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4736 (SUBTARGET_SWITCHES): Define malloc64 switch.
4737 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4738 (MASK_RETURN_ADDR): Define.
4739 doc/invoke.texi (mmalloc64): Document switch.
4741 2009-08-09 Olivier Hainque <hainque@adacore.com>
4742 Douglas B Rupp <rupp@gnat.com>
4744 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4745 uses_condition_handler.
4746 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4747 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4748 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4749 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4750 (code_for_builtin): New insn codes for the new alpha_builtins.
4751 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4752 (alpha_sa_size): Account for uses_condition_handler.
4753 (alpha_expand_prologue): Likewise.
4754 (alpha_start_function): Likewise.
4755 (alpha_expand_epilogue): Likewise.
4756 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4757 establish/revert expanders.
4758 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4759 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4760 New expander, resorting to the alpha.c associated function.
4761 (builtin_revert_vms_condition_handler): Likewise.
4762 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4763 __gcc_shell_handler, the static VMS condition handler used as
4764 an indirection wrapper to the current dynamically established
4766 * config/alpha/vms-unwind.h: Complete rewrite.
4767 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4768 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4770 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4771 Douglas B Rupp <rupp@gnat.com>
4773 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4774 (alpha_need_linkage): Handle aliases. Return function symbol.
4775 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4776 Use ultimate alias target for the linkage name.
4777 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4778 by alpha_need_linkage for the function symbol.
4779 (setmemdi): Likewise.
4781 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4783 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
4784 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
4785 (ASM_WEAKEN_LABEL): Define.
4786 (CRT_CALL_STATIC_FUNCTION): Define.
4787 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
4788 (ENDFILE_SPEC): Define.
4789 (INIT_SECTION_ASM_OP): Define.
4790 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
4791 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
4793 (MULTILIB_OSDIRNAMES): Define.
4794 (shlib_version): Define.
4795 (SHLIB_EXT): Define.
4796 (SHLIB_OBJS): Define.
4797 (SHLIB_NAME): Define.
4798 (SHLIB_MULTILIB): Define.
4799 (SHLIB_INSTALL): Define.
4800 (SHLIB_SYMVEC): Define.
4801 (SHLIB_SYMVECX2): Define.
4802 (SHLIB_LINK): Define.
4804 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4806 * config/alpha/alpha.c (alpha_initialize_trampoline):
4807 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4808 (alpha_start_function): Emit transfer address on nested functions
4809 for VMS trampoline call.
4810 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
4811 since no longer used.
4812 * config/alpha/vms-tramp.asm: Remove.
4813 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
4814 since now only data initialized at runtime.
4816 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4818 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
4819 (LINK_GCC_C_SEQUENCE_SPEC): Define.
4820 (MD_EXEC_PREFIX): Remove, no longer used.
4821 (MD_STARTFILE_PREFIX): Likewise.
4822 (INCLUDE_DEFAULTS): Likewise.
4823 * config/alpha/t-vms:
4824 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
4826 2009-08-09 Richard Guenther <rguenther@suse.de>
4828 PR tree-optimization/41016
4829 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
4830 (operand_precision): Remove.
4831 (integral_operand_p): Likewise.
4832 (recognize_single_bit_test): Adjust.
4834 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4836 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
4837 operation overflows. Likewise non-cast unary arithmetic.
4838 If one arm of a conditional expression is always taken,
4839 inhibit evaluation warnings for the other arm. Likewise inhibit
4840 evaluation warnings for the second && or || operand if the first
4841 operand is enough to determine the result.
4842 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4844 (build_binary_op): Prevent duplicate evaluation warnings.
4846 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4848 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4849 and destination have different modes, Use promote_mode to
4850 determine the signedness of the conversion. Assert that the
4851 promoted source mode matches the destination mode. Don't pass
4852 the destination and destination mode to expand_expr if the source
4853 mode is different. Simplify conversion logic.
4855 2009-08-09 Ira Rosen <irar@il.ibm.com>
4857 PR tree-optimization/41008
4858 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4859 from condition only in case it's a comparison. Adjust checks.
4861 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4863 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4864 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4865 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4866 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4867 (dump_cand): Handle them.
4868 (struct iv_cand): New members COST_STEP and AINC_USE.
4869 (stmt_after_increment): Likewise.
4870 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4871 callers changed. Use gimple_uid comparison instead of scanning.
4872 (add_candidate_1): When looking for identical candidates, take
4873 AINC_USE into account. Set it for new candidates.
4874 (force_expr_to_var_cost): Cast target_spill_cost to int.
4875 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4876 All callers changed. Check for availability of autoinc addressing
4877 modes, both in general for a given mode, and in the specific use case.
4878 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4880 (get_computation_cost): Likewise.
4881 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4882 add_autoinc_candidates): New static functions.
4883 (add_candidate): Call add_autoinc_candidates for candidates based on
4885 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4886 (determine_use_iv_cost_address): If we have an autoinc candidate at
4887 the matching use, verify autoinc is possible and subtract the cost
4888 of the candidate's step from the cost.
4889 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4890 member of the candidate.
4891 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4892 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4894 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4896 * config.build (ia64-hp-*vms*): New target.
4897 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4899 * config.gcc (ia64-hp-*vms*): New target.
4900 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4902 * config.host (ia64-hp-*vms*): New target.
4903 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4906 2009-08-08 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/40991
4909 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4911 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4913 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4914 mode check. Do truncations in an integer mode.
4915 (force_to_mode): Handle subregs for all mode types. Only do
4916 arithmetic simplifications on integer modes.
4918 2009-08-07 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/40999
4921 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4922 (maybe_fold_reference): Lookup constant initializers.
4923 (fold_gimple_assign): Likewise.
4925 2009-08-07 Richard Guenther <rguenther@suse.de>
4927 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4928 that require structural equality defer to the langhook.
4930 2009-08-07 Martin Jambor <mjambor@suse.cz>
4932 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4934 (struct ipa_pass_through_data): New type.
4935 (struct ipa_ancestor_jf_data): New type.
4936 (union jump_func_value): Removed field formal_id, added fields
4937 pass_through and ancestor.
4938 (struct ipa_param_call_note): Changed type of formal_id to int from
4940 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4941 operations jump functions and ancestor jump functions.
4942 (compute_complex_pass_through): New function.
4943 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4944 reflect changes in the jump function strucutre.
4945 (update_jump_functions_after_inlining): Ignore complex pass-through
4946 and ancestor jump functions.
4947 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4948 polynomial pass-through with operation jump functions.
4950 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4952 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
4953 fde->dw_fde_begin as begin label instead of hot/cold label.
4954 Use LLSDAC label instead of LLSDA for second section lsda.
4955 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
4956 label instead of LLSDA if it is true.
4957 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
4959 * except.c (add_call_site, dw2_size_of_call_site_table): Add
4960 SECTION argument. Use it as index into crtl->eh.call_site_record
4962 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
4963 use it to determine how to print table entries instead of using
4964 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
4965 label instead of normal begin label as base.
4966 (sjlj_assign_call_site_values): Adjust add_call_site caller.
4967 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
4968 ensure no EH range spans between sections and that landing pads
4969 are always in the corresponding section.
4970 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
4971 for crtl->eh.call_site_record being an array rather than scalar.
4972 (output_one_function_exception_table): New function, copied
4973 from output_function_exception_table. Adjust
4974 dw2_size_of_call_site_table, dw2_output_call_site_table
4975 callers. For SECOND section use *C suffixed labels.
4976 (output_function_exception_table): Call
4977 output_one_function_exception_table and, when doing hot/cold
4978 partitioning, also another time for the second section.
4979 * opts.c: Include except.h.
4980 (decode_options): Allow -freorder-blocks-and-partition with
4981 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
4982 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
4983 * function.h (struct rtl_eh): Change call_site_record from
4984 scalar into array of 2 elements.
4986 2009-08-07 Martin Jambor <mjambor@suse.cz>
4988 * ipa-prop.c (count_formal_params_1): New function.
4989 (ipa_get_vector_of_formal_parms): New function.
4990 (get_vector_of_formal_parm_types): New function.
4991 (ipa_modify_formal_parameters): New function.
4992 (ipa_modify_call_arguments): New function.
4993 (index_in_adjustments_multiple_times_p): New function.
4994 (ipa_combine_adjustments): New function.
4995 (ipa_dump_param_adjustments): New function.
4996 * ipa-prop.h (struct ipa_parm_adjustment): New type.
4997 (ipa_get_vector_of_formal_parms): Declare.
4998 (ipa_modify_formal_parameters): Declare.
4999 (ipa_modify_call_arguments): Declare.
5000 (ipa_combine_adjustments): Declare.
5001 (ipa_dump_param_adjustments): Declare.
5002 (build_ref_for_offset): Declare.
5003 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5004 * tree-sra.c: Include ipa-prop.c.
5005 (build_ref_for_offset): Make public.
5007 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5009 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5011 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5013 * gcc/doc/extend.texi (__builtin_extract_return_address)
5014 (__builtin_frob_return_address): Document.
5016 2009-08-06 Paul Brook <paul@codesourcery.com>
5018 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5019 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5020 implementation on ARMv6-M.
5022 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5024 * doc/extend.texi (pcs): Document new attribute for ARM.
5026 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5028 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5031 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5033 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5036 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5038 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5040 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5042 Merge ARM/hard_vfp_branch to trunk.
5044 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5046 * arm.c (libcall_eq): New function.
5047 (libcall_hash): New function.
5048 (add_libcall): New function.
5049 (arm_libcall_uses_aapcs_base): New function.
5050 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5051 libcalls using the base PCS.
5052 (arm_init_cumulative_args): Likewise.
5054 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5056 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5057 Use base ABI for conversion libfuncs between HFmode and SFmode.
5059 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5061 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5062 V4SImode as representatives of all 64-bit and 128-bit vector
5063 types. Allow vector types without vector modes.
5064 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5065 without vector modes like BLKmode.
5066 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5067 BLKmode. Avoid unsupported vector modes or TImode moves for
5069 (aapcs_vfp_allocate_return_reg): Likewise.
5070 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5071 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5073 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5075 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5076 (arm_get_pcs_model): Pass attribute arguments to
5077 arm_pcs_from_attribute.
5078 (arm_init_cumulative_args): Use base AAPCS for conversions from
5079 floating-point types to DImode.
5080 (arm_attribute_table): Add pcs attribute.
5081 (arm_handle_pcs_attribute): New.
5082 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5083 conversions from floating-point types to DImode, also declare them
5084 to use base AAPCS and declare functions they call to use base
5085 AAPCS and their RTABI names.
5087 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5089 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5090 -mfloat-abi=hard not being supported for VFP.
5092 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5094 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5095 SYMBOL_REF to hard_libcall_value.
5097 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5098 Richard Earnshaw <rearnsha@arm.com>
5100 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5101 has been put on the stack, all remaining co-processory arguments for
5102 that co-processor also go on the stack.
5104 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5106 * config/arm/arm.c (arm_return_in_memory): Handle returning
5107 vectors of suitable size in registers also for AAPCS case.
5109 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5111 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5113 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5115 ARM Hard-VFP calling convention
5116 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5117 * target.h (gcc_target): Add libcall_value to table of call hooks.
5118 * targhooks.h (default_libcall_value): Default implementation.
5119 * targhooks.c (default_libcall_value): Likewise.
5120 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5121 * optabs.c (expand_unop): Use it.
5122 * expr.h (hard_libcall_value): Pass the function RTX through.
5123 * calls.c (emit_library_call_value_1): Update call to
5125 * explow.c (hard_libcall_value): Use new target hook.
5126 * testsuite/lib/target-supports.exp
5127 (check_effective_target_arm_hard_vfp_ok): New hook.
5128 (check_effective_target_arm_neon_ok): Improve test for neon
5130 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5131 * config/arm/arm.c: Include cgraph.h
5132 (TARGET_FUNCTION_VALUE): Override default hook.
5133 (arm_pcs_default): New variable.
5134 (arm_override_options): Don't fault hard calling convention with VFP.
5135 Add support for AAPCS variants.
5136 (arm_function_value): Make static. Handle AAPCS variants.
5137 (arm_libcall_value): New function.
5138 (arm_apply_result_size): Handle VFP registers in results.
5139 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5141 (pcs_attribute_args): New variable.
5142 (arm_pcs_from_attribute): New function.
5143 (arm_get_pcs_model): New function.
5144 (aapcs_vfp_cum_init): New function.
5145 (aapcs_vfp_sub_candidate): New function.
5146 (aapcs_vfp_is_return_candidate): New function.
5147 (aapcs_vfp_is_call_candidate): New function.
5148 (aapcs_vfp_allocate): New function.
5149 (aapcs_vfp_allocate_return_reg): New function.
5150 (aapcs_vfp_advance): New function.
5151 (aapcs_cp_arg_layout): New variable.
5152 (aapcs_select_call_coproc): New function.
5153 (aapcs_select_return_coproc): New function.
5154 (aapcs_allocate_return_reg): New function.
5155 (aapcs_libcall_value): New function.
5156 (aapcs_layout_arg): New function.
5157 (arm_init_cumulative_args): Initialize AAPCS args data.
5158 (arm_function_arg): Handle AAPCS variants using new interface.
5159 (arm_arg_parital_bytes): Likewise.
5160 (arm_function_arg_advance): New function.
5161 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5162 calling conventions.
5163 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5164 * arm.h (NUM_VFP_ARG_REGS): Define.
5165 (LIBCALL_VALUE): Update.
5166 (FUNCTION_VALUE): Delete.
5167 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5168 (arm_pcs): New enum.
5169 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5170 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5171 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5172 * arm-protos.h (arm_function_arg_advance): Add.
5173 (aapcs_libcall_value): Add.
5174 (arm_function_value): Delete.
5176 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5177 H.J. Lu <hongjiu.lu@intel.com>
5180 * config/i386/i386.c (standard_sse_mode_p): Remove.
5181 (standard_sse_constant_p): Return 2 for integer mode
5182 vector_all_ones_operand when SSE2 is enabled.
5183 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5184 (ix86_expand_vector_move): Do not check for negative values from
5185 standard_sse_constant_p.
5187 2009-08-06 Richard Guenther <rguenther@suse.de>
5189 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5190 array type comparisons frontend independent.
5191 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5192 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5193 out array reference lower bound and element size operands.
5194 (ao_ref_init_from_vn_reference): Properly compute the offset
5195 for ARRAY_RANGE_REF.
5196 (vn_reference_fold_indirect): Fill out array reference lower
5197 bound and element size operands.
5198 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5199 a non gimple valued reference operand which can happen for
5200 array reference lower bound or element size.
5201 (create_component_ref_by_pieces_1): Properly generate the
5202 element size operand for array references.
5204 2009-08-06 Richard Guenther <rguenther@suse.de>
5206 PR tree-optimization/40964
5207 * tree.c (iterative_hash_host_wide_int): Export.
5208 * tree.h (iterative_hash_host_wide_int): Declare.
5209 * tree-ssa-structalias.c (heapvar_map): New struct.
5210 (heapvar_map_eq): New function.
5211 (heapvar_map_hash): Likewise.
5212 (heapvar_lookup): Adjust.
5213 (heapvar_insert): Likewise.
5214 (make_constraint_from_heapvar): Allow multiple heap variables
5215 per decl at different offsets.
5216 (init_alias_heapvars): Adjust.
5218 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5220 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5221 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5222 trailing sync if TARGET_SYNC_AFTER_SC.
5224 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5226 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5227 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5228 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5229 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5230 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5231 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5232 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5233 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5234 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5235 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5236 the prototype declaration match the definition.
5237 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5238 instructions explicitly. Add barrier_before and operands
5240 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5241 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5242 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5243 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5244 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5245 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5247 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5249 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5251 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5252 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5255 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5258 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5260 PR rtl-optimization/40924
5261 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5262 make sure canon_rtx (mem_address) isn't simpler than
5263 canon_rtx (expanded_mem_address).
5265 2009-08-05 Li Feng <nemokingdom@gmail.com>
5267 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5269 (build_scop_drs): Build alias set for each SCoP.
5271 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5273 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5274 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5275 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5276 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5277 (BASE_DRIVER_SELF_SPECS): Likewise.
5279 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5281 * tree-ssa-alias.c: Fix some comment typos.
5283 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5285 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5286 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5288 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5291 * simplify-rtx.c (simplify_binary_operation_1): Disable
5292 simplifications for decimal float operations.
5294 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5297 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5298 operand of INDIRECT_REF.
5300 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5302 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5303 constants referencing TLS symbols.
5305 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5307 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5308 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5310 2009-08-03 Richard Guenther <rguenther@suse.de>
5312 * tree.c (make_vector_type): Build a main variant first,
5313 get the canonical one and then build the variant.
5314 * tree-ssa.c (useless_type_conversion_p_1): Handle
5316 (useless_type_conversion_p): Conversions to pointers to
5317 incomplete record types are useless.
5319 2009-08-03 Richard Guenther <rguenther@suse.de>
5321 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5322 file will be created.
5323 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5324 * toplev.c (compile_file): Adjust comment.
5326 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5328 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5329 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5330 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5331 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5332 (sh_promote_function_mode): Fix typo.
5334 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5336 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5338 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5340 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5341 declaration arguments.
5343 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5345 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5346 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5347 (ix86_split_ashl): Ditto.
5348 (ix86_expand_vector_init_one_nonzero): Ditto.
5349 (ix86_expand_vector_set): Ditto.
5350 (ix86_expand_reduc_v4sf): Ditto.
5352 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5354 * explow.c (promote_function_mode): Remove assert.
5355 * config/sh/sh.c (sh_promote_function_mode): Declare.
5357 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5359 * config/pa/pa.c (pa_promote_function_mode): Declare.
5360 Change to static. Fix promote_mode call.
5362 * gthr-dce.h (CONST_CAST2): Define if not defined.
5363 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5365 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5367 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5369 * expr.c (store_constructor): Use promote_decl_mode. Remove
5370 now write-only variable unsignedp.
5371 (expand_expr_real_1): Use promote_decl_mode.
5372 * expr.h (promote_function_mode, promote_decl_mode): New.
5373 (promote_mode): Remove last argument.
5374 * function.c (assign_temp): Drop last argument of promote_mode.
5375 (assign_parm_find_data_types): Use promote_function_mode.
5376 (assign_parm_setup_reg): Likewise.
5377 (expand_function_end): Use promote_function_mode.
5378 * calls.c (initialize_argument_information): Use promote_function_mode.
5379 (precompute_arguments): Use promote_mode instead of checking if
5380 only PROMOTE_FUNCTION_MODE is defined.
5381 (expand_call): When making sibcall decisions, use promote_function_mode.
5382 Below, remove an if for targetm.calls.promote_function_return and
5383 and use promote_function_mode.
5384 (emit_library_call_value_1): Use promote_function_mode, fix bug
5385 where promote_mode was passed FOR_CALL == 0 for a return value in an
5387 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5388 * explow.c (promote_function_mode, promote_decl_mode): New.
5389 (promote_mode): Keep only the FOR_CALL == 0 case.
5390 * combine.c (setup_incoming_promotion): Remove test of
5391 promote_function_args. Use promote_function_mode.
5392 * stmt.c (expand_value_return): Use promote_decl_mode.
5393 (expand_decl): Use promote_decl_mode.
5395 * expr.c (store_constructor): Use promote_decl_mode. Remove
5396 now write-only variable unsignedp.
5397 (expand_expr_real_1): Use promote_decl_mode.
5398 * expr.h (promote_function_mode, promote_decl_mode): New.
5399 (promote_mode): Remove last argument.
5400 * function.c (assign_temp): Drop last argument of promote_mode.
5401 (assign_parm_find_data_types): Use promote_function_mode.
5402 (assign_parm_setup_reg): Likewise.
5403 (expand_function_end): Use promote_function_mode.
5404 * calls.c (initialize_argument_information): Use promote_function_mode.
5405 (precompute_arguments): Use promote_mode instead of checking if
5406 only PROMOTE_FUNCTION_MODE is defined.
5407 (expand_call): When making sibcall decisions, use promote_function_mode.
5408 Below, remove an if for targetm.calls.promote_function_return and
5409 and use promote_function_mode.
5410 (emit_library_call_value_1): Use promote_function_mode, fix bug
5411 where promote_mode was passed FOR_CALL == 0 for a return value in an
5413 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5414 * explow.c (promote_function_mode, promote_decl_mode): New.
5415 (promote_mode): Keep only the FOR_CALL == 0 case.
5416 * combine.c (setup_incoming_promotion): Remove test of
5417 promote_function_args. Use promote_function_mode.
5418 * stmt.c (expand_value_return): Use promote_decl_mode.
5419 (expand_decl): Use promote_decl_mode.
5421 * explow.c (promote_function_mode): Just call the target hook.
5422 * targhooks.c (default_promote_function_mode,
5423 default_promote_function_mode_always_promote): New.
5424 * targhooks.h (default_promote_function_mode,
5425 default_promote_function_mode_always_promote): Declare.
5426 * target.h (promote_function_args, promote_function_return): Remove.
5427 (promote_function_mode): New.
5428 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5429 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5430 (TARGET_PROMOTE_FUNCTION_MODE): New.
5431 (TARGET_CALLS): Adjust.
5432 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5433 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5435 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5436 * config/s390/s390.c (s390_promote_function_mode): ... here,
5437 with pointer handling.
5438 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5439 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5441 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5442 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5443 with pointer handling.
5444 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5445 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5447 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5448 * config/sh/sh.c (sh_promote_function_mode): New.
5449 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5450 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5452 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5453 * config/cris/cris.c (cris_promote_function_mode): ... here.
5454 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5455 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5457 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5458 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5459 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5460 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5462 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5463 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5464 complex type handling.
5465 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5466 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5468 * config/pa/pa.c (pa_promote_function_mode): New.
5469 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5470 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5472 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5473 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5474 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5475 * config/xtensa/xtensa.c: Likewise.
5476 * config/stormy16/stormy16.c: Likewise.
5477 * config/iq2000/iq2000.c: Likewise.
5478 * config/rs6000/rs6000.c: Likewise.
5479 * config/picochip/picochip.c: Likewise.
5480 * config/arc/arc.c: Likewise.
5481 * config/mcore/mcore.c: Likewise.
5482 * config/score/score.c: Likewise.
5483 * config/mips/mips.c: Likewise.
5484 * config/bfin/bfin.c: Likewise.
5485 * config/ia64/ia64.c: Likewise (disabled though).
5487 * config/frv/frv.h: Remove pointless remark.
5489 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5490 TARGET_PROMOTE_FUNCTION_ARGS,
5491 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5492 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5494 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5496 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5497 -floop-parallelize-all.
5498 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5499 flag_loop_parallelize_all.
5500 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5501 * graphite.c (graphite_transform_loops): Same.
5503 * graphite-poly.c (apply_poly_transforms): Same.
5505 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5507 PR tree-optimization/40914
5508 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5509 if set, then check the delta field of the PMF record.
5510 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5511 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5512 call is stored in the delta.
5514 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5516 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5518 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5520 * config/i386/bsd.h (ASM_BYTE): New define.
5521 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5522 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5523 .byte. Use fputs or putc instead of fprintf where appropriate.
5524 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5525 fputs or putc instead of fprintf where appropriate.
5526 * config/i386/i386elf.h: Ditto.
5527 * config/i386/sysv4.h: Ditto.
5529 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5530 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5531 (*tls_global_dynamic_64): Ditto.
5533 2009-07-31 Christian Bruel <christian.bruel@st.com>
5535 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5537 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5539 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5540 Remove dead code for MINUS.
5542 2009-07-31 Anthony Green <green@moxielogic.com>
5544 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5546 (moxie_expand_epilogue): Ditto for epilogue.
5547 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5549 (moxie_function_arg): Ditto.
5550 (moxie_pass_by_reference): Ditto.
5551 (moxie_arg_partial_bytes): Ditto.
5552 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5553 (FUNCTION_ARG_ADVANCE) Ditto.
5554 (REG_PARM_STACK_SPACE) Ditto.
5555 (FUNCTION_ARG_REGNO_P) Dito.
5557 * config.gcc: Add moxie linux config support.
5558 * gcc/config/moxie/uclinux.h: New file.
5560 2009-07-31 DJ Delorie <dj@redhat.com>
5562 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5563 (UNSPECV_SP_SWITCH_E): New.
5564 (sp_switch_1): Change to an unspec.
5565 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5567 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5568 reference the new stack's address
5570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5572 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5573 graphite-clast-to-gimple.o, graphite-dependences.o,
5574 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5575 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5576 (graphite-blocking.o,
5577 graphite-clast-to-gimple.o, graphite-dependences.o,
5578 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5579 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5580 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5581 * cfgloop.h (struct loop): Add can_be_parallel field.
5582 * common.opt (fgraphite-identity): Moved up.
5583 (fgraphite-force-parallel): New flag.
5584 * graphite.c: Rewrite.
5585 * graphite.h: Rewrite.
5586 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5588 * toplev.c (graphite_out_file): New file descriptor.
5589 (graphite_in_file): New.
5590 (process_options): flag_graphite_force_parallel cannot be used without
5592 * tree-ssa-loop.c: Include toplev.h.
5593 (gate_graphite_transforms): Enable flag_graphite for
5594 flag_graphite_force_parallel.
5596 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5598 * ChangeLog.graphite: New.
5599 * graphite-blocking.c: New.
5600 * graphite-clast-to-gimple.c: New.
5601 * graphite-clast-to-gimple.h: New.
5602 * graphite-dependences.c: New.
5603 * graphite-dependences.h: New.
5604 * graphite-interchange.c: New.
5605 * graphite-poly.c: New.
5606 * graphite-poly.h: New.
5607 * graphite-ppl.c: New.
5608 * graphite-ppl.h: New.
5609 * graphite-scop-detection.c: New.
5610 * graphite-scop-detection.h: New.
5611 * graphite-sese-to-poly.c: New.
5612 * graphite-sese-to-poly.h: New.
5616 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5618 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5619 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5621 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5623 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5624 (scev_is_linear_expression): Return false if the evolution is not
5625 affine multivariate.
5627 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5629 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5630 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5632 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5634 * tree-data-ref.c (debug_data_references): New.
5635 (debug_data_reference): New.
5636 * tree-data-ref.h (debug_data_references): Declared.
5637 (debug_data_reference): Declared.
5639 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5641 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5642 * tree-data-ref.h (scop_p): Removed.
5643 (struct data_reference): Remove field scop.
5645 (stmt_simple_memref_p): Removed.
5647 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5649 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5650 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5653 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5655 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5657 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5659 * doc/invoke.texi (-fgraphite-identity): Documented.
5661 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5663 * tree-scalar-evolution.c: Fix comment.
5664 (instantiate_scev_1): Return unknow from scev instantiation if the
5665 result is not above instantiate_below.
5667 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5669 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5670 static anymore. Instantiate the symbols that may have been introduced
5672 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5675 2009-07-30 DJ Delorie <dj@redhat.com>
5677 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5678 .vliw directive to VLIW sections.
5680 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5682 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5684 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5685 (AUTOHEADER): New variable.
5686 ($(srcdir)/cstamp-h.in): Use it.
5688 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5689 Pat Haugen <pthaugen@us.ibm.com>
5690 Revital Eres <ERES@il.ibm.com>
5692 * config/rs6000/vector.md (VEC_F): Add VSX support.
5696 (vector_load_<mode>): Ditto.
5697 (vector_store_<mode>): Ditto.
5698 (vector GPR move split): Ditto.
5699 (vec_reload_and_plus_<mptrsize>): Ditto.
5700 (vec_reload_and_reg_<mptrsize>): Ditto.
5701 (add<mode>3): Ditto.
5702 (sub<mode>3): Ditto.
5703 (mul<mode>3): Ditto.
5704 (neg<mode>2): Ditto.
5705 (abs<mode>2): Ditto.
5706 (smin<mode>3): Ditto.
5707 (smax<mode>3): Ditto.
5708 (vector_eq<mode>): Ditto.
5709 (vector_gt<mode>): Ditto.
5710 (vector_ge<mode>): Ditto.
5711 (vector_gtu<mode>): Ditto.
5712 (vector_select_<mode>_uns): Ditto.
5713 (vector_eq_<mode>_p): Ditto.
5714 (vector_gt_<mode>_p): Ditto.
5715 (vector_ge_<mode>_p): Ditto.
5716 (vector_gtu_<mode>_p): Ditto.
5717 (cr6_test_for_zero): Ditto.
5718 (cr6_test_for_zero_reverse): Ditto.
5719 (cr6_test_for_lt): Ditto.
5720 (cr6_test_for_lt_reverse): Ditto.
5721 (xor<mode>3): Ditto.
5722 (ior<mode>3): Ditto.
5723 (and<mode>3): Ditto.
5724 (one_cmpl<mode>2): Ditto.
5725 (nor<mode>2): Ditto.
5726 (andc<mode>2): Ditto.
5727 (float<VEC_int<mode>2): Ditto.
5728 (unsigned_float<VEC_int><mode>2): Ditto.
5729 (fix_trunc<mode><VEC_int>2): Ditto.
5730 (fixuns_trunc<mode><VEC_int>2): Ditto.
5732 (vec_set<mode>): Ditto.
5733 (vec_extract<mode>): Ditto.
5734 (vec_interleave_highv4sf): Ditto.
5735 (vec_interleave_lowv4sf): Ditto.
5736 (vec_realign_load_<mode>): Ditto.
5737 (vec_shl_<mode>): Ditto.
5738 (vec_shr_<mode>): Ditto.
5739 (div<mode>3): New patterns for VSX.
5740 (vec_interleave_highv2df): Ditto.
5741 (vec_interleave_lowv2df): Ditto.
5742 (vec_pack_trunc_v2df): Ditto.
5743 (vec_pack_sfix_trunc_v2df): Ditto.
5744 (vec_pack_ufix_trunc_v2df): Ditto.
5745 (vec_unpacks_hi_v4sf): Ditto.
5746 (vec_unpacks_lo_v4sf): Ditto.
5747 (vec_unpacks_float_hi_v4si): Ditto.
5748 (vec_unpacks_float_lo_v4si): Ditto.
5749 (vec_unpacku_float_hi_v4si): Ditto.
5750 (vec_unpacku_float_lo_v4si): Ditto.
5751 (movmisalign<mode>): Ditto.
5752 (vector_ceil<mode>2): New patterns for vectorizing math library.
5753 (vector_floor<mode>2): Ditto.
5754 (vector_btrunc<mode>2): Ditto.
5755 (vector_copysign<mode>3): Ditto.
5757 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5758 predicate for setting the high bit in each word, used for copysign.
5760 * config/rs6000/ppc-asm.h (f19): Whitespace.
5761 (f32-f63): Define if VSX.
5762 (v0-v31): Define if Altivec.
5763 (vs0-vs63): Define if VSX.
5765 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5767 * config/rs6000/power7.md: New file, provide tuning parameters for
5770 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5771 (rs6000_cpu_cpp_builtins): Ditto.
5772 (altivec_overloaded_builtins): Ditto.
5773 (altivec_resolve_overloaded_builtin): Ditto.
5775 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5776 debug switch to disable vectorizing simple math builtin
5779 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5780 Vectorize simple math builtin functions.
5781 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5782 hook to vectorize math builtins.
5783 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
5784 (rs6000_builtin_conversion): Add VSX/power7 support.
5785 (rs6000_builtin_vec_perm): Ditto.
5786 (vsplits_constant): Add support for loading up a vector constant
5787 with just the high bit set in each part.
5788 (rs6000_expand_vector_init): Add VSX/power7 support.
5789 (rs6000_expand_vector_set): Ditto.
5790 (rs6000_expand_vector_extract): Ditto.
5791 (rs6000_emit_move): Ditto.
5792 (bdesc_3arg): Ditto.
5793 (bdesc_2arg): Ditto.
5794 (bdesc_1arg): Ditto.
5795 (rs6000_expand_ternop_builtin): Ditto.
5796 (altivec_expand_builtin): Ditto.
5797 (rs6000_expand_unop_builtin): Ditto.
5798 (rs6000_init_builtins): Ditto.
5799 (altivec_init_builtins): Ditto.
5800 (builtin_function_type): Ditto.
5801 (rs6000_common_init_builtins): Ditto.
5802 (rs6000_handle_altivec_attribute); Ditto.
5803 (rs6000_mangle_type): Ditto.
5804 (rs6000_vector_mode_supported_p): Ditto.
5805 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5808 * config/rs6000/vsx.md: New file for VSX support.
5810 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
5811 identifing values with just the most significant bit set.
5812 (enum rs6000_builtins): Add builtins for VSX. Add simple math
5813 vectorized builtins.
5815 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
5816 (UNSPEC_VRFIM): Delete.
5817 (splitter for loading up vector with most significant bit): New
5818 splitter for vectorizing copysign.
5819 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
5820 vectorizing simple math functions.
5821 (altivec_vrfip): Add support for vectorizing simple math functions.
5822 (altivec_vrfim): Ditto.
5823 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
5825 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
5826 (power7.md, vsx.md): Include for power7 support.
5827 (copysigndf3): Use VSX instructions if -mvsx.
5828 (negdf2_fpr): Ditto.
5829 (absdf2_fpr): Ditto.
5830 (nabsdf2_fpr): Ditto.
5831 (adddf3_fpr): Ditto.
5832 (subdf3_fpr): Ditto.
5833 (muldf3_fpr): Ditto.
5834 (divdf3_fpr): Ditto.
5835 (fix_truncdfdi2_fpr): Ditto.
5836 (cmpdf_internal1): Ditto.
5837 (fred, fred_fpr): Convert into expander/insn to add VSX support.
5838 (btruncdf2, btruncdf2_fpr): Ditto.
5839 (ceildf2, ceildf2_fpr): Ditto.
5840 (floordf2, floordf2_fpr): Ditto.
5841 (floatdidf2, floatdidf2_fpr): Ditto.
5842 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5843 (fmsubdf4_fpr): Ditto.
5844 (fnmadddf4_fpr_1): Ditto.
5845 (fnmadddf4_fpr_2): Ditto.
5846 (fnmsubdf4_fpr_1): Ditto.
5847 (fnmsubdf4_fpr_2): Ditto.
5848 (fixuns_truncdfdi2): Add expander for VSX support.
5849 (fix_truncdfdi2): Ditto.
5850 (fix_truncdfsi2): Ditto.
5852 (btruncsf2): Whitespace.
5853 (movdf_hardfloat32): Add support for VSX registers.
5854 (movdf_softfloat32): Ditto.
5855 (movdf_hardfloat64): Ditto.
5856 (movdf_hardfloat64_mfpgpr): Ditto.
5857 (movdf_softfloat64): Ditto.
5858 (movti splitters): Add check for vector registers supporting
5859 TImode in the future.
5860 (bpermd): Add power7 bpermd instruction.
5862 * config/rs6000/altivec.h (vec_div): Define if VSX.
5866 (vec_nearbyint): Ditto.
5869 (all predicates): Use the generic builtin function, and not the V4SF
5870 specific function so that the predicates will work with VSX's V2DF.
5874 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5875 Document new VSX functions and types.
5877 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5880 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5881 "wa", and "j" constraints. Modify "v" to talk about Altivec
5882 instead of just vector.
5884 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5887 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5888 location for phi arguments.
5889 (rewrite_update_phi_arguments): Find locations for reaching defs.
5890 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5891 Add location to add_phi_arg calls.
5892 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5893 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5894 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5895 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5896 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5897 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5898 * tree-phinodes.c (make_phi_node): Initialize location.
5899 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5900 (add_phi_arg): Add location parameter.
5901 (remove_phi_arg_num): Move location when moving phi argument.
5902 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5904 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5905 slpeel_update_phi_nodes_for_guard1,
5906 slpeel_update_phi_nodes_for_guard2,
5907 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5908 vect_loop_versioning): Set locations.
5909 * tree-parloops.c (create_phi_for_local_result,
5910 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5911 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5912 * tree-vect-loop.c (get_initial_def_for_induction,
5913 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5915 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5916 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5917 (gimple_phi_arg_set_location): New. Set locus.
5918 (gimple_phi_arg_has_location): New. Check for locus.
5919 (redirect_edge_var_map_location): New. Return locus from var_map.
5920 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5921 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5922 combining PHI arguments.
5923 (cond_store_replacement): Set location.
5924 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5925 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5926 scop_add_exit_phis_edge): Add locations.
5927 * tree-cfgcleanup.c (remove_forwarder_block,
5928 remove_forwarder_block_with_phi): Add locations.
5929 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5930 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5932 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5933 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5934 flush_pending_stmts): Add source location.
5935 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5936 stack to preserve locations.
5937 * tree-vect-stmts.c (vectorizable_load): Add location.
5938 * tree-inline.c (copy_phis_for_bb): Copy locus.
5939 (setup_one_parameter): Add call locus to inlined parameter stmts.
5940 (initialize_inlined_parameters): Pass in call location as parameter
5942 (tree_function_versioning): Pass location to setup_one_parameter.
5943 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5944 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5945 copy and edge lists.
5946 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5947 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5948 locus parameter and override the stmt default if provided.
5949 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5950 elim_graph_add_edge, elim_graph_remove_succ_edge,
5951 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5952 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
5953 eliminate_phi): Add locus info in elimination graph for each edge and
5955 (insert_backedge_copies): Copy locus if present.
5956 * tree-flow.h (struct _edge_var_map): Add locus field.
5957 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
5958 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
5959 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
5961 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
5963 2009-07-30 Martin Jambor <mjambor@suse.cz>
5965 PR tree-optimization/40570
5966 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
5969 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
5971 * ssa-loop-manip.c: Include langhooks.h.
5972 (rewrite_phi_with_iv): New.
5973 (rewrite_all_phi_nodes_with_iv): New.
5974 (canonicalize_loop_ivs): Move here from tree-parloops.c.
5975 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
5976 * tree-parloops.c (loop_parallel_p): Move out all conditions
5977 except dependency check.
5978 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
5979 (gen_parallel_loop): Call canonicalize_loop_ivs without
5980 reduction_list argument.
5981 (build_new_reduction): New.
5982 (gather_scalar_reductions): New.
5983 (try_get_loop_niter): New.
5984 (try_create_reduction_list): New.
5985 (parallleize_loops): Change the parallel conditions check.
5986 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
5987 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
5989 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
5991 * opt-functions.awk (opt_args): Allow argument to be enclosed in
5993 * doc/options.texi (Option properties): Mention new quoting syntax.
5995 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5997 * config/alpha/alpha.c (alpha_start_function):
5998 Handle VMS_DEBUG_MAIN_POINTER
5999 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6000 * doc/invoke.texi: Document -mdebug-main switch.
6002 2009-07-29 Richard Henderson <rth@redhat.com>
6004 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6005 (cgraph_create_edge_including_clones): Likewise.
6006 * tree-inline.c (copy_bb): Operate on the correct edges
6007 when updating the callgraph.
6009 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6011 * config/alpha/vms-cc.c: Deleted.
6012 * config/alpha/vms-ld.c: Deleted.
6013 * config/alpha/t-vms64: Moved to config/vms
6014 * config/alpha/vms-crt0-64.c: Moved to config/vms
6015 * config/alpha/vms-crt0.c: Moved to config/vms
6016 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6017 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6018 * config/alpha/xm-vms.h: Moved to config/vms
6019 * config/alpha/x-vms: Moved to config/vms
6020 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6022 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6023 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6025 * config/vms/t-vms64: Moved here from config/alpha
6026 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6027 (argc,argv,envp): Enforce 32bit malloc'ing.
6028 * config/vms/vms-psxcrt0-64.c: Likewise.
6029 * config/vms/vms-crt0.c: Moved here from config/alpha.
6030 * config/vms/vms-psxcrt0.c: Likewise.
6031 * config/vms/vms-crtl-64.h: New file.
6032 * config/vms/vms-crtl.h: New file.
6033 * config/vms/vms.opt: New file.
6034 * config/vms/xm-vms64.h: New file.
6035 * config/vms/xm-vms.h: Moved here from config/alpha.
6036 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6038 * config/vms/x-vms: Moved here from config/alpha.
6039 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6040 (vms-ld.o, vms-cc.o): Removed.
6041 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6043 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6045 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6046 correct stack (obvious VMS fix).
6048 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6050 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6051 date, version info if VMS_DEBUGGING_INFO defined.
6052 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6053 size, date calculating code moved here.
6055 2009-07-29 Paul Brook <paul@codesourcery.com>
6057 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6060 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6063 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6064 to DImode when generating insq_le insn.
6066 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6068 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6069 New macro set for VMS_DEBUGGGING_INFO.
6070 (AT_string_form): Use it.
6072 2009-07-28 DJ Delorie <dj@redhat.com>
6074 * config/mep/mep.c (vtext_section): New.
6075 (vftext_section): New.
6076 (ftext_section): New.
6077 (mep_select_section): Add support for functions.
6078 (mep_unique_section): Likewise.
6079 (mep_asm_init_sections): Likewise.
6080 (mep_encode_section_info): Remove it from here.
6082 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6084 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6086 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6087 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6089 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6091 * dwarf2out.c (output_file_names): Test new macro
6092 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6093 (add_comp_dir_attribute): Likewise.
6095 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6097 * config/i386/mingw-w64.h (LINK_SPEC): Add
6098 separating space between commands.
6100 2009-07-28 Jan Hubicka <jh@suse.cz>
6102 PR tree-optimization/40759
6103 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6106 2009-07-27 DJ Delorie <dj@redhat.com>
6108 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6109 types are dword-aligned.
6110 (mep_expand_va_start): Likewise.
6112 2009-07-27 Olivier Hainque <hainque@adacore.com>
6113 Douglas B Rupp <rupp@gnat.com>
6115 * convert.c (convert_to_pointer): Don't assume the target
6116 pointer type is POINTER_SIZE long. Fetch its precision instead.
6118 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6120 * system.h (fopen): Undefine if macro.
6122 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6124 * dwarf2out.c (output_cfi_p): Removed.
6125 (output_cfis): New function.
6126 (output_fde): New function, split from output_call_frame_info.
6127 (output_call_frame_info): Use it.
6128 (dwarf2out_switch_text_section): Use output_cfis.
6130 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6132 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6133 TARGET_BI_ARCH is specified without enabling SJLJ.
6134 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6135 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6137 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6139 * arm.md (negdi2): Use DImode if forcing a value into a register.
6141 2009-07-26 Ira Rosen <irar@il.ibm.com>
6143 PR tree-optimization/40801
6144 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6145 of vector operand from the previous copy of vector statement.
6146 Pass the correct definition type value to
6147 vect_get_vec_def_for_stmt_copy().
6149 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6151 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6152 const char ** conversion.
6154 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6156 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6157 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6158 (gcc_unreachable): Invoke __builtin_unreachable() if
6159 !ENABLE_ASSERT_CHECKING.
6161 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6163 PR rtl-optimization/40445
6164 * emit-rtl.c (next_nonnote_insn_bb): New function.
6165 * rtl.h (next_nonnote_insn_bb): Declare new function.
6166 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6167 with no successors that is the successor of the ENTRY_BLOCK.
6168 Continue from the top after removing an empty fallthrough block.
6169 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6170 of next_nonnote_insn.
6172 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6174 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6176 2009-07-25 Martin Jambor <mjambor@suse.cz>
6178 * c-common.c (c_common_attribute_table): New element for noclone.
6179 (handle_noclone_attribute): New function. Forward-declare.
6180 * tree-inline.c (tree_versionable_function_p): Check for noclone
6182 * doc/extend.texi (Labels as Values): Document need for noclone.
6183 (Function Attributes): Document noclone attribute.
6185 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6187 PR rtl-optimization/34999
6188 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6189 and dw_fde_switched_cold_to_hot fields.
6190 (output_cfi_p): New function.
6191 (output_call_frame_info): If fde->dw_fde_switched_sections,
6192 output 2 FDEs instead of one with corrupted header.
6193 (dwarf2out_do_cfi_startproc): New function.
6194 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6195 and fde->dw_fde_switched_cold_to_hot.
6196 (dwarf2out_switch_text_section): Compute
6197 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6198 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6199 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6200 Otherwise, compute fde->dw_fde_switch_cfi.
6202 2009-07-24 Cary Coutant <ccoutant@google.com>
6204 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6206 2009-07-24 Cary Coutant <ccoutant@google.com>
6208 * cfghooks.c (split_block): Copy discriminator to new block.
6209 * tree-cfg.c (assign_discriminator): Check location of last
6210 instruction in block as well as first.
6212 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6214 * config/i386/linux.c: Use fputs or putc instead of fprintf
6216 * config/i386/gas.h: Ditto.
6217 * config/i386/x86-64.h: Ditto.
6218 * config/i386/att.h: Ditto.
6220 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6222 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6225 2009-07-24 Martin Jambor <mjambor@suse.cz>
6227 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6228 (ipa_push_func_to_list_1): Declare.
6229 (ipa_push_func_to_list): New function.
6231 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6232 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6233 (ipa_push_func_to_list): Removed.
6234 (ipa_pop_func_from_list): Clear node_enqueued flag.
6236 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6238 * config/s390/s390.c (override_options): Default
6239 max-unrolled-insns to 100 for z10 tuning.
6241 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6243 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6244 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6245 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6246 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6247 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6248 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6249 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6251 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6253 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6254 use default set in mingw32.h header.
6255 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6256 64-bit /mingw/include path.
6257 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6260 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6262 PR rtl-optimization/40209
6263 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6265 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6267 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6268 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6269 with the rest of string where appropriate. Use fputs or putc
6270 instead of fprintf where appropriate.
6272 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6273 Pat Haugen <pthaugen@us.ibm.com>
6274 Revital Eres <ERES@il.ibm.com>
6276 * config/rs6000/vector.md: New file. Move most of the vector
6277 expander support here from altivec.md to allow for the VSX vector
6278 unit in the future. Add support for secondary_reload patterns.
6279 Rewrite the patterns for vector comparison, and vector comparison
6280 predicate instructions so that the RTL expresses the desired
6281 behavior, instead of using unspec.
6283 * config/rs6000/constraints.md ("f" constraint): Use
6284 rs6000_constraints to hold the precalculated register class.
6285 ("d" constraint): Ditto.
6286 ("wd" constraint): New constraint for VSX.
6287 ("wf" constraint): Ditto.
6288 ("ws" constraint): Ditto.
6289 ("wa" constraint): Ditto.
6290 ("wZ" constraint): Ditto.
6291 ("j" constraint): Ditto.
6293 * config/rs6000/predicates.md (vsx_register_operand): New
6295 (vfloat_operand): New predicate for vector.md.
6296 (vint_operand): Ditto.
6297 (vlogical_operand): Ditto.
6298 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6299 (easy_vector_constant): Add VSX support.
6300 (altivec_indexed_or_indirect_operand): New predicate for
6301 recognizing Altivec style memory references with AND -16.
6303 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6304 for vector secondary reload support.
6305 (rs6000_vector_reg_class): Delete, replacing it with
6307 (rs6000_vsx_reg_class): Ditto.
6308 (rs6000_constraints): New array to hold the register classes of
6309 each of the register constraints that can vary at runtime.
6310 (builtin_mode_to_type): New static array for builtin function type
6312 (builtin_hash_table): New static hash table for builtin function
6314 (TARGET_SECONDARY_RELOAD): Define target hook.
6315 (TARGET_IRA_COVER_CLASSES): Ditto.
6316 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6317 registers are 128 bits if VSX memory reference instructions are used.
6318 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6320 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6321 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6322 Print several of the scheduling related parameters.
6323 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6324 rs6000_constraints instead of rs6000_vector_reg_class. Move
6325 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6326 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6327 Altivec. Add VSX support. Setup for secondary reload support on
6328 Altivec/VSX registers.
6329 (rs6000_override_options): Make power7 set the scheduling groups
6330 like the power5. Add support for new debug switches to override
6331 the scheduling defaults. Temporarily disable -mcpu=power7 from
6332 setting -mvsx. Add support for debug switches -malways-hint,
6333 -msched-groups, and -malign-branch-targets.
6334 (rs6000_buitlin_conversion): Add support for returning unsigned
6335 vector conversion functions to fix regressions due to stricter
6337 (rs6000_builtin_mul_widen_even): Ditto.
6338 (rs6000_builtin_mul_widen_odd): Ditto.
6339 (rs6000_builtin_vec_perm): Ditto.
6340 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6341 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6343 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6345 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6346 VSX types for bit operations. Changes to accomidate vector.md.
6347 (bdesc_2arg): Ditto.
6348 (bdesc_1arg): Ditto.
6349 (struct builtin_description_predicates): Rewrite predicate
6350 handling so that RTL describes the operation, instead of passing
6351 the instruction to be used as a string argument.
6352 (bdesc_altivec_preds): Ditto.
6353 (altivec_expand_predicate_builtin): Ditto.
6354 (altivec_expand_builtin): Ditto.
6355 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6356 statement for vsldoi support.
6357 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6358 (altivec_expand_st_builtin): Ditto.
6359 (paired_expand_builtin): Whitespace changes.
6360 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6361 builtin_mode_to_type table for secondary reload. Call
6362 builtin_function_type to build random builtin functions.
6363 (altivec_init_builtins): Change to use builtin_function_type to
6364 create builtin function types dynamically as we need them.
6365 (builtin_hash_function): New support for hashing the tree types
6366 for builtin function as we need it, rather than trying to build
6367 all of the trees that we need. Add initial preliminary VSX support.
6368 (builtin_function_type): Ditto.
6369 (builtin_function_eq): Ditto.
6370 (builtin_hash_struct): Ditto.
6371 (rs6000_init_builtins): Ditto.
6372 (rs6000_common_init_builtins): Ditto.
6373 (altivec_init_builtins): Ditto.
6374 (rs6000_common_init_builtins): Ditto.
6375 (enum reload_reg_type): New enum for simplifing reg classes.
6376 (rs6000_reload_register_type): Simplify register classes into GPR,
6377 Vector, and other registers. Altivec and VSX addresses in reload.
6378 (rs6000_secondary_reload_inner): Ditto.
6379 (rs6000_ira_cover_classes): New target hook, that returns the
6380 appropriate cover classes, based on -mvsx being used or not.
6381 (rs6000_secondary_reload_class): Add VSX support.
6382 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6383 (get_vsel_insn): Ditto.
6384 (rs6000_emit_vector_compare): Rewrite vector conditional support
6385 so that where we can, we use RTL operators, instead of blindly use
6387 (rs6000_emit_vector_select): Ditto.
6388 (rs6000_emit_vector_cond_expr): Ditto.
6389 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6390 (create_TOC_reference): Add -mdebug=addr support.
6391 (emit_frame_save): VSX loads/stores need register indexed addressing.
6393 * config/rs6000/rs6000.md: Include vector.md.
6395 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6397 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6398 support for V2DI, V2DF in logical, permute, select operations.
6400 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6401 switch for vsx/power7.
6402 (-mvsx-scalar-memory): Ditto.
6403 (-mvsx-align-128): Ditto.
6404 (-mallow-movmisalign): Ditto.
6405 (-mallow-df-permute): Ditto.
6406 (-msched-groups): Ditto.
6407 (-malways-hint): Ditto.
6408 (-malign-branch-targets): Ditto.
6410 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6412 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6413 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6414 (rs6000_vector_reg_class): Delete.
6415 (rs6000_vsx_reg_class): Ditto.
6416 (enum rs6000_reg_class_enum): New enum for the constraints that
6417 vary based on target switches.
6418 (rs6000_constraints): New array to hold the register class for all
6419 of the register constraints that vary based on the switches used.
6420 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6421 (enum rs6000_builtins): Add unsigned varients for the builtin
6422 declarations returned by target hooks for expanding multiplies,
6423 select, and permute operations. Add VSX builtins.
6424 (enum rs6000_builtin_type_index): Add entries for VSX.
6425 (V2DI_type_node): Ditto.
6426 (V2DF_type_node): Ditto.
6427 (unsigned_V2DI_type_node): Ditto.
6428 (bool_long_type_node): Ditto.
6429 (intDI_type_internal_node): Ditto.
6430 (uintDI_type_internal_node): Ditto.
6431 (double_type_internal_node): Ditto.
6433 * config/rs6000/altivec.md (whole file): Move all expanders to
6434 vector.md from altivec.md. Rename insn matching functions to be
6436 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6437 (altivec_vcmp*): Ditto.
6438 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6439 (VM): New iterator for moves that includes the VSX types.
6440 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6441 (altivec_vperm_<mode>_uns): New, for unsigned types.
6442 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6443 (altivec_eq<mode>): Ditto.
6444 (altivec_gt<mode>): Ditto.
6445 (altivec_gtu<mode>): Ditto.
6446 (altivec_eqv4sf): Ditto.
6447 (altivec_gev4sf): Ditto.
6448 (altivec_gtv4sf): Ditto.
6449 (altivec_vcmpbfp_p): Ditto.
6451 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6453 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6456 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6459 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6460 ASM_SHORT instead of .word.
6461 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6462 instead of .word in asm template.
6464 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6467 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6468 (process_bb_node_lives): Use it.
6470 * ira.c (setup_cover_and_important_classes): Don't setup
6471 ira_important_class_nums. Add cover classes to the end of
6473 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6475 (find_reg_class_closure): Use reorder_important_classes.
6477 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6479 * config/i386/i386.c (i386_ira_cover_classes): New function.
6480 (TARGET_IRA_COVER_CLASSES): Redefine.
6482 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6483 importance of order of cover classes in the array.
6485 2009-07-22 Diego Novillo <dnovillo@google.com>
6487 * tree-pass.h (TDF_EH): Define.
6488 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6489 contains TDF_EH, print the EH region number holding GS.
6490 * tree-dump.c (dump_options): Add "eh".
6491 * doc/invoke.texi: Document it.
6493 2009-07-22 Doug Kwan <dougkwan@google.com>
6495 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6497 2009-07-22 Michael Matz <matz@suse.de>
6499 PR tree-optimization/35229
6500 PR tree-optimization/39300
6502 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6503 (inhibit_phi_insertion): New function.
6504 (insert_into_preds_of_block): Call it for REFERENCEs.
6505 (init_pre): Initialize and finalize scalar evolutions.
6506 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6508 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6510 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6511 Use CONST_VECTOR_NUNITS to determine number of elements.
6513 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6515 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6516 (U, W): Constraints are now deprecated and will be removed if we
6518 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6520 ("prefetch"): Add the stcmh instruction for prefetching.
6521 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6523 (s390_short_displacement): Return always true if compiling for
6524 machines not providing the long displacement facility.
6525 (s390_mem_constraint): Support the new constraint letter Z.
6526 (s390_check_qrst_address): New function.
6528 2009-07-21 DJ Delorie <dj@redhat.com>
6530 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6533 2009-07-21 Jason Merrill <jason@redhat.com>
6535 * c-common.c (max_tinst_depth): Increase default to 1024.
6537 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6539 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6540 (vec_unpacku_float_lo_v4si): Ditto.
6542 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6545 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6546 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6547 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6548 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6550 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6552 PR tree-optimization/40813
6553 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6556 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6558 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6559 with a NOP_EXPR if needed.
6561 2009-07-21 Paul Brook <paul@codesourcery.com>
6563 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6564 Terminate debug dump with newline.
6566 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6568 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6569 Cast "1" to unsigned HOST_WIDE_INT.
6570 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6571 deposit length to the maximum length - lsb. Extend length if
6572 HOST_BITS_PER_WIDE_INT is 32.
6574 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6576 * cgraph.h (constant_pool_htab): New function.
6577 (constant_descriptor_tree): Move from varasm.c.
6578 * varasm.c (constant_pool_htab): New function.
6579 (constant_descriptor_tree): Move to cgraph.h.
6581 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6583 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6585 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6587 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6590 2009-07-20 Xinliang David Li <davidxl@google.com>
6592 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6594 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6596 * config/mips/mips.md (move_type): Add arith.
6597 (type): Handle arith.
6598 (zero_extendsidi2): Rename this into ...
6599 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6600 (zero_extendsidi2): New expander.
6601 (*zero_extendsidi2_dext): New pattern.
6603 2009-07-20 Nick Clifton <nickc@redhat.com>
6605 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6606 to set MIPS_ABI_DEFAULT.
6607 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6609 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6611 * tree-object-size.c (addr_object_size): Handle unions with
6612 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6614 PR tree-optimization/40792
6615 * tree.c (build_function_type_skip_args): Remove bogus assert.
6617 2009-07-20 Jan Hubicka <jh@suse.cz>
6618 Martin Jambor <mjambor@suse.cz>
6620 * cgraph.h (combined_args_to_skip): New field.
6621 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6622 combined_args_to_skip and args_to_skip.
6623 * tree-inline.c (update_clone_info): New function.
6624 (tree_function_versioning): Call update_clone_info.
6625 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6627 (cgraph_materialize_all_clones): More extensive dumping, working
6628 with combined_args_to_skip rather than args_to_skip.
6630 2009-07-20 Ira Rosen <irar@il.ibm.com>
6632 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6633 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6634 (get_initial_def_for_reduction): Likewise.
6635 (vectorizable_reduction): Skip the check of first operand in case
6636 of COND_EXPR. Add check that it is outer loop vectorization if
6637 nested cycle was detected. Call vectorizable_condition() for
6638 COND_EXPR. If reduction epilogue cannot be created do not fail for
6639 nested cycles (if it is not double reduction). Assert that there
6640 is only one type in the loop in case of COND_EXPR. Call
6641 vectorizable_condition() to vectorize COND_EXPR.
6642 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6643 Add parameters. Allow nested cycles if called from
6644 vectorizable_reduction(). Use reduction vector variable if provided.
6645 (vect_analyze_stmt): Call vectorizable_reduction() before
6646 vectorizable_condition().
6647 (vect_transform_stmt): Update call to vectorizable_condition().
6649 2009-07-20 Christian Bruel <christian.bruel@st.com>
6651 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6652 * doc/invoke.texi (-mfmovd): Likewise.
6653 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6655 2009-07-20 Jan Hubicka <jh@suse.cz>
6657 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6658 when handling SSA name.
6660 2009-07-19 Jan Hubicka <jh@suse.cz>
6662 PR tree-optimization/40676
6663 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6664 virtual PHIs in empty BBs.
6666 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6668 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6669 re-expanded the compound use gen_lowpart instead to convert to the
6672 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6674 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6675 OUTER_CONST arguments.
6676 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6677 the new wider mode will be masked off.
6678 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6680 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6682 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6683 high-order bits are zero.
6685 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6687 * combine.c (simplify_shift_const_1): Split code to determine
6689 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6690 new bits shifted in are identical to the old sign bit.
6692 2009-07-18 Richard Guenther <rguenther@suse.de>
6695 * gimplify.c (gimplify_call_expr): Reject code using results from
6696 functions returning void.
6698 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6700 * doc/md.texi: Document the new PowerPC "es" constraint.
6701 Document that "m" can include automodified addresses on this target,
6702 and explain how %U must be used. Extend the "Q" and "Z" documentation
6703 to suggest "es" as well as "m".
6704 * config/rs6000/constraints.md (es): New memory constraint.
6705 (Q, Z): Update strings to match new documentation.
6707 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6709 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6710 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6711 * config/rs6000/predicates.md (volatile_mem_operand): Use
6712 offsettable_nonstrict_memref_p.
6713 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6714 (*floatunssidf2_internal): Likewise.
6715 (*fix_truncdfsi2_internal): Likewise.
6716 (*fix_trunctfsi2_internal): Likewise.
6718 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6720 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6722 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6724 2009-07-17 Richard Guenther <rguenther@suse.de>
6727 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6728 (pass_warn_unused_result): Likewise.
6729 (TODO_set_props): Remove.
6730 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6732 (pass_diagnose_omp_blocks): Define.
6733 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6734 (c_gimple_diagnostics_recursively): Remove.
6735 (finish_function): Do not call it.
6736 (c_write_global_declarations): Continue after errors.
6737 Finalize the CU here.
6738 * c-gimplify.c (c_genericize): Do not gimplify here.
6739 * c-common.c (c_warn_unused_result): Move ...
6740 * tree-cfg.c (do_warn_unused_result): ... here.
6741 (run_warn_unused_result): New function.
6742 (gate_warn_unused_result): New function.
6743 (pass_warn_unused_result): New pass.
6744 * c-common.h (c_warn_unused_result): Remove.
6745 * flags.h (flag_warn_unused_result): Declare.
6746 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6747 * opts.c (flag_warn_unused_result): Initialize to false.
6748 * toplev.c (compile_file): Add comment.
6749 * omp-low.c (create_omp_child_function): Do not register
6750 the function with the frontend.
6751 (diagnose_omp_structured_block_errors): Prepare to be
6752 called as optimization pass.
6753 (gate_diagnose_omp_blocks): New function.
6754 (pass_diagnose_omp_blocks): New pass.
6755 * cgraph.h (cgraph_optimize): Remove.
6756 (cgraph_analyze_function): Likewise.
6757 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6758 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6759 before their parents here.
6760 (cgraph_finalize_function): Not here.
6761 (cgraph_analyze_function): Gimplify functions here.
6762 (cgraph_finalize_compilation_unit): Continue after errors.
6763 Optimize the callgraph from here.
6764 (cgraph_optimize): Make static.
6765 * langhooks.c (write_global_declarations): Finalize the CU.
6766 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6767 (gimplify_function_tree): Assert we gimplify only once.
6768 Set PROP_gimple_any property.
6769 * tree-nested.c (gimplify_all_functions): New function.
6770 (lower_nested_functions): Gimplify all nested functions.
6771 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6772 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6773 and pass_diagnose_omp_blocks after gimplification. Do not
6774 set TODO_set_props on all_lowering_passes.
6775 (execute_one_pass): Do not handle TODO_set_props.
6776 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6777 (gimplify.o): Add tree-pass.h dependency.
6778 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6779 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6780 (unsave_r): Likewise.
6781 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
6784 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
6786 * doc/service.texi (Service): Restore previously removed link,
6787 which isn't broken after all.
6789 2009-07-17 Richard Guenther <rguenther@suse.de>
6791 PR tree-optimization/40321
6792 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
6793 PHI nodes to the maximal set.
6794 (make_values_for_phi): Add PHI arguments to the maximal set.
6795 (execute_pre): Dump PHI_GEN and the maximal set.
6797 2009-07-17 Jakub Jelinek <jakub@redhat.com>
6800 * gimplify.c (gimplify_conversion): Don't change non-conversions into
6803 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6805 * doc/extend.texi (Nested Functions): Replace broken link with
6807 * doc/service.texi (Service): Remove broken link.
6809 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
6812 * builtins.c (expand_builtin_memcmp): Use loc instead of
6813 EXPR_LOCATION (exp).
6814 (expand_builtin_strncmp): Likewise.
6816 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
6817 Manuel López-Ibáñez <manu@gcc.gnu.org>
6820 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6821 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
6822 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
6823 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
6824 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
6825 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
6826 tree-inline.c, c-common.c, c-common.h, gimple.c,
6827 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
6828 convert.c: Add location argument to fold_{unary,binary,ternary},
6829 fold_build[123], build_call_expr, build_size_arg,
6830 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
6831 fold_build1_initializer, fold_build2_initializer,
6832 fold_build3_initializer, fold_build_call_array,
6833 fold_build_call_array_initializer, fold_single_bit_test,
6834 omit_one_operand, omit_two_operands, invert_truthvalue,
6835 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
6836 combine_comparisons, fold_builtin_*, fold_call_expr,
6837 build_range_check, maybe_fold_offset_to_address, round_up,
6840 2009-07-16 Jason Merrill <jason@redhat.com>
6843 * c-common.c (c_common_reswords): Add __is_standard_layout
6845 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6846 * doc/implement-cxx.texi: New.
6847 * doc/gcc.texi: Include it.
6849 2009-07-16 DJ Delorie <dj@redhat.com>
6851 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6852 compares that may be indirectly affected by previous instructions.
6854 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6856 * builtins.c (do_mpc_arg2): New.
6857 (fold_builtin_2): Fold builtin cpow.
6858 * real.h (HAVE_mpc_pow): New.
6860 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6862 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6863 comparison to skip unprofitable schedule
6865 2009-07-16 Simon Baldwin <simonb@google.com>
6867 * gcc.c (option_map): New flag -no-canonical-prefixes.
6868 * (display_help): Print help text for new flag.
6869 * (process_command): Move options translation and language specifics
6870 and handle new flag early. Use it to set a function pointer to a
6871 prefix builder. Replace make_relative_prefix calls with calls to
6872 the function pointed to. Ignore new flag in regular options handling.
6873 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6875 2009-07-15 DJ Delorie <dj@redhat.com>
6877 * config/mep/mep.md (sibcall_internal): Change register to avoid
6879 (sibcall_value_internal): Likewise.
6881 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6883 PR rtl-optimization/40710
6884 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6886 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6888 * config/mips/mips.md (*extenddi_truncate<mode>,
6889 *extendsi_truncate<mode>): Change type attribute to move_type
6890 with shift_shift. Split out code handling exts from here ...
6891 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6893 (*extendhi_truncateqi): Change type attribute to move_type with
6894 shift_shift. Split out code handling exts from here ...
6895 (*extendhi_truncateqi_exts): ... to this new pattern.
6897 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6899 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6900 instead of "and" with inverted sign bit mask value. Use
6901 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6902 Allocate registers only for operand 4 and operand 5.
6904 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6907 * fold-const.c (fold_cond_expr_with_comparison): When folding
6908 < and <= to MIN, make sure the MIN uses the same type as the
6909 comparison's operands.
6911 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6913 * arm.md (ior_xor): New code iterator.
6914 (split for ior/xor with shift and zero-extend): New split pattern.
6915 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6917 2009-07-15 Richard Guenther <rguenther@suse.de>
6919 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6922 2009-07-15 Richard Guenther <rguenther@suse.de>
6925 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6927 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6929 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6930 handle 2.6.30 kernel.
6932 2009-07-15 DJ Delorie <dj@redhat.com>
6934 * config/mep/mep.md (sibcall_internal): Change register to allow
6935 for 24-bit addresses.
6936 (sibcall_value_internal): Likewise.
6938 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6940 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6941 that are enabled/disabled by the flags introduced by a previous patch.
6943 2009-07-14 DJ Delorie <dj@redhat.com>
6945 * config/mep/mep.md (sibcall_internal): Include non-toggling
6947 (sibcall_value_internal): Likewise.
6949 2009-07-14 Taras Glek <tglek@mozilla.com>
6950 Rafael Espindola <espindola@google.com>
6952 * doc/sourcebuild.texi: Document install-plugin target.
6953 * configure.ac: Added install-plugin target to language makefiles.
6954 * configure: Regenerate.
6955 * Makefile.in: (install-plugin): Install more headers,
6956 depend on lang.install-plugin.
6958 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6960 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
6963 2009-07-14 DJ Delorie <dj@redhat.com>
6965 * config/mep/mep.c (mep_vliw_jmp_match): New function.
6966 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
6967 * config/mep/mep.md (sibcall_internal): Change test from
6968 mep_vliw_mode_match to mep_vliw_jmp_match.
6969 (sibcall_value_internal): Likewise.
6971 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
6973 * config/i386/sse.md (copysign<mode>3): New expander.
6974 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
6975 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
6976 Use ix86_build_const_vector.
6977 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
6978 IX86_BUILTIN_CPYSGNPD.
6979 (builtin_description): Add __builtin_ia32_copysignps and
6980 __builtin_ia32_copysignpd.
6981 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
6982 and BUILT_IN_COPYSIGNF.
6984 2009-07-13 Jason Merrill <jason@redhat.com>
6986 * builtins.c (can_trust_pointer_alignment): New fn.
6987 (get_pointer_alignment): Factor it out from here.
6988 * tree.h: Declare it.
6990 2009-07-14 David Edelsohn <edelsohn@gnu.org>
6992 * config/rs6000/predicates.md (offsettable_mem_operand): Test
6995 2009-07-14 Dodji Seketeli <dodji@redhat.com>
6999 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7001 2009-07-14 Richard Guenther <rguenther@suse.de>
7002 Andrey Belevantsev <abel@ispras.ru>
7005 * cfgexpand.c (partition_stack_vars): Do not bother to update
7006 alias information when not optimizing.
7008 2009-07-14 Richard Guenther <rguenther@suse.de>
7009 Andrey Belevantsev <abel@ispras.ru>
7011 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7012 (pt_solution_set): Likewise.
7013 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7014 * tree-ssa-structalias.c (pt_solution_set): New function.
7015 * final.c (rest_of_clean_state): Free SSA data structures.
7016 * print-rtl.c (print_decl_name): Remove.
7017 (print_mem_expr): Implement in terms of print_generic_expr.
7018 * alias.c (ao_ref_from_mem): New function.
7019 (rtx_refs_may_alias_p): Likewise.
7020 (true_dependence): Query alias-export info.
7021 (canon_true_dependence): Likewise.
7022 (write_dependence_p): Likewise.
7023 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7025 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7026 (mem_expr_equal_p): Use operand_equal_p.
7027 (set_mem_attributes_minus_bitpos): Do not use
7028 component_ref_for_mem_expr.
7029 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7030 (update_alias_info_with_stack_vars): Likewise.
7031 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7032 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7033 explicitly nor clear stmt operands.
7034 Free the decl-to-pointer map.
7035 * tree-optimize.c (execute_free_datastructures): Do not free
7036 SSA data structures here.
7037 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7038 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7039 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7041 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7043 2009-07-13 DJ Delorie <dj@redhat.com>
7045 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7046 unrolling at the right iteration count.
7048 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7051 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7053 * haifa-sched.c (rank_for_schedule): Introduced flags to
7054 enable/disable individual scheduling heuristics.
7055 * common.opt: Introduced flags to enable/disable individual
7056 heuristics in the scheduler.
7057 * doc/invoke.texi: Introduced flags to enable/disable individual
7058 heuristics in the scheduler.
7060 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7062 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7063 config/i386/mingw-tls.c.
7064 * config/i386/mingw-tls.c: Removed.
7066 2009-07-13 Ira Rosen <irar@il.ibm.com>
7068 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7069 checks access only relevant statements.
7070 (vectorizable_reduction): Likewise.
7072 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7074 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7075 just for 32-bit case.
7077 2009-07-12 Jan Hubicka <jh@suse.cz>
7079 PR tree-optimization/40585
7080 * except.c (expand_resx_expr): When there already is resume
7081 instruction, produce linked list.
7082 (build_post_landing_pads): Assert that resume is empty.
7083 (connect_post_landing_pads): Handle resume lists.
7084 (dump_eh_tree): Dump resume list.
7086 2009-07-12 Ira Rosen <irar@il.ibm.com>
7088 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7089 with additional argument.
7090 * tree-vectorizer.h (enum vect_def_type): Add
7091 vect_double_reduction_def.
7092 (vect_is_simple_reduction): Add argument.
7093 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7095 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7096 vect_is_simple_reduction with additional argument.
7097 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7099 (reduction_code_for_scalar_code): Handle additional codes by
7100 returning ERROR_MARK for them. Fix comment and indentation.
7101 (vect_is_simple_reduction): Fix comment, add argument to specify
7102 double reduction. Detect double reduction.
7103 (get_initial_def_for_induction): Fix indentation.
7104 (get_initial_def_for_reduction): Fix comment and indentation.
7105 Handle double reduction. Create initial definitions that do not
7106 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7107 (vect_create_epilog_for_reduction): Fix comment, add argument to
7108 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7109 epilogue result extraction. Create double reduction phi node and
7110 replace relevant uses.
7111 (vectorizable_reduction): Call vect_is_simple_reduction with
7112 additional argument. Fix indentation. Update epilogue code treatment
7113 according to the changes in reduction_code_for_scalar_code. Check
7114 for double reduction. Call vect_create_epilog_for_reduction with
7115 additional argument.
7116 * tree-vect-stmts.c (process_use): Handle double reduction, update
7118 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7119 (vect_get_vec_def_for_operand): Likewise.
7121 2009-07-12 Danny Smith <dansmister@gmail.com>
7123 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7124 dllexport if !TREE_PUBLIC.
7125 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7127 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7129 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7130 (avr_extra_arch_macro) Remove declatation.
7131 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7132 (avr_extra_arch_macro) Declare as static.
7133 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7135 2009-07-11 Jan Hubicka <jh@suse.cz>
7138 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7140 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7143 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7144 cold_in_std_section bits.
7145 (dwarf2out_begin_prologue): Initialize them.
7146 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7147 if already covered by text_section or cold_text_section range.
7149 PR rtl-optimization/40667
7150 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7151 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7152 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7153 * config/i386/i386.c (ix86_minimum_alignment): New function.
7154 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7155 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7156 * emit-rtl.c (gen_reg_rtx): Likewise.
7157 * function.c (assign_parms): Likewise. If nominal_type needs
7158 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7159 rather than passed_type's alignment.
7162 * function.c (assign_parm_setup_stack): Adjust
7163 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7164 from nominal_mode on big endian.
7166 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7168 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7170 2009-07-10 DJ Delorie <dj@redhat.com>
7172 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7174 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7176 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7178 (thumb2_cbnz): Likewise.
7180 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7183 * config.gcc (supported_defaults): Add synci.
7184 (with_synci): Add validation.
7185 (all_defaults): Add synci.
7186 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7189 * config/mips/mips.opt (msynci): New option.
7190 * config/mips/mips.c (mips_override_options): Warn on use of
7191 -msynci for targets that do now support it.
7192 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7194 * gcc/doc/invoke.texi (-msynci): Document the new option.
7195 * doc/install.texi (--with-synci): Document the new option.
7197 2009-07-10 Richard Guenther <rguenther@suse.de>
7199 PR tree-optimization/40496
7200 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7201 the PHI result with a compatible type.
7203 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7207 * c.opt (Wunused-result): New.
7208 * doc/invoke.texi: Document it.
7209 * c-common.c (c_warn_unused_result): Use it.
7211 2009-07-09 DJ Delorie <dj@redhat.com>
7213 * targhooks.c (default_target_can_inline_p): Rename from
7214 default_target_option_can_inline_p.
7215 * targhooks.h (default_target_can_inline_p): Likewise.
7216 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7217 TARGET_OPTION_CAN_INLINE_P.
7218 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7219 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7220 (mep_target_can_inline_p): Rename from
7221 mep_target_option_can_inline_p.
7224 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7225 registers used to pass vectors.
7227 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7229 2009-07-09 Tom Tromey <tromey@redhat.com>
7231 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7232 * config/mmix/mmix.c: Include dwarf2.h.
7233 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7234 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7235 * config/sh/sh.c: Include dwarf2.h.
7236 * config/i386/i386.c: Include dwarf2.h.
7237 * Makefile.in (DWARF2_H): Remove 'elf'.
7238 * except.c: Include dwarf2.h.
7239 * unwind-dw2.c: Include dwarf2.h.
7240 * dwarf2out.c: Include dwarf2.h.
7241 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7242 * unwind-dw2-fde.c: Include dwarf2.h.
7243 * dwarf2asm.c: Include dwarf2.h.
7245 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7247 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7248 (max_issue): Use it.
7249 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7251 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7252 (region_sched_info): Update.
7253 * sched-ebb.c (ebb_sched_info): Update.
7254 * modulo-sched.c (sms_sched_info): Update.
7255 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7257 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7259 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7261 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7263 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7265 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7268 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7269 arg1 with arg01 if arg1 is already INTEGER_CST.
7271 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7273 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7274 Transform (and (truncate)) into (truncate (and)).
7276 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7278 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7279 creating LHS paradoxical subregs. Fix surrounding returns to
7280 use NULL_RTX rather than 0.
7282 2009-07-08 DJ Delorie <dj@redhat.com>
7284 * config/mep/mep.c: (mep_option_can_inline_p): New.
7285 (TARGET_OPTION_CAN_INLINE_P): Define.
7287 2009-07-08 Mark Wielaard <mjw@redhat.com>
7290 * dwarf2out.c (add_data_member_location_attribute): When we have
7291 only a constant offset don't emit a new location description using
7292 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7295 2009-07-08 Richard Henderson <rth@redhat.com>
7298 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7299 (enum reg_class): Add CLOBBERED_REGS.
7300 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7301 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7302 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7303 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7304 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7305 force 64-bit sibcalls into R11.
7306 * config/i386/constraints.md (U): New constraint.
7307 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7308 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7309 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7311 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7313 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7315 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7316 * ebitmap.h (dump_ebitmap): Ditto.
7317 * optabs.h (optab_libfunc): Ditto.
7318 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7319 * tree-flow.h (vect_can_force_dr_alignment_p,
7320 get_vectype_for_scalar_type): Ditto.
7321 (vectorize_loops): Move prototype to ...
7322 * tree-vectorizer.h: ... here. Also, adjust comment.
7323 (vect_set_verbosity_level): Remove duplicate prototype.
7324 * tree-ssa-loop.c: Include tree-vectorizer.h.
7325 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7327 2009-07-08 Nick Clifton <nickc@redhat.com>
7329 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7332 2009-07-08 DJ Delorie <dj@redhat.com>
7334 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7335 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7336 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7338 * config/mep/intrinsics.md: Regenerated.
7339 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7340 registers when asm() or calls are detected.
7342 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7345 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7347 * gimple (gimple_build_call_from_tree): Likewise.
7348 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7349 no_warning flag before warning.
7351 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7353 * tree.c (set_expr_locus): Remove.
7354 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7355 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7357 * gimplify.c (internal_get_tmp_var): Likewise.
7358 (gimplify_call_expr): Likewise.
7359 (gimplify_one_sizepos): Likewise.
7361 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7364 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7365 to variables for debugging purposes.
7367 2009-06-23 Mark Loeser <mark@halcy0n.com>
7370 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7372 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7374 * pretty-print.c (pp_base_format): Remove %J.
7375 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7376 gcc_cxxdiag_char_table): Likewise.
7377 (init_dynamic_diag_info): Likewise.
7379 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7381 * pretty-print.c (pp_base_format): Remove %H.
7382 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7383 gcc_cxxdiag_char_table): Likewise.
7384 (init_dynamic_diag_info): Likewise.
7385 * config/mep/mep.c (mep_select_section): Likewise.
7387 2009-07-07 Duncan Sands <baldrick@free.fr>
7389 * final.c (pass_clean_state): Give the pass a name.
7390 * passes.c (pass_rest_of_compilation): Likewise.
7391 * tree-optimize.c (pass_all_optimizations): Likewise.
7393 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7395 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7396 an extra 'decl' for error_at.
7398 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7401 * tree-tailcall.c (adjust_return_value_with_ops,
7402 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7403 if it has complex or vector type.
7405 2009-07-07 Olivier Hainque <hainque@adacore.com>
7407 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7410 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7412 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7414 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7416 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7417 * c-decl.c: Likewise.
7418 * function.c: Likewise.
7419 * varasm.c: Likewise.
7420 * tree-ssa.c: Likewise.
7421 * c-common.c: Likewise.
7422 * tree-cfg.c: Likewise.
7423 * config/spu/spu.c: Likewise.
7424 * config/ia64/ia64.c: Likewise.
7425 * config/v850/v850.c: Likewise.
7427 2009-07-06 DJ Delorie <dj@redhat.com>
7429 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7430 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7431 unspecified accesses to control registers.
7432 * config/mep/intrinsics.md: Regenerate.
7433 * config/mep/intrinsics.h: Regenerate.
7434 * config/mep/mep-intrin.h: Regenerate.
7436 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7438 * c-lex.c: Replace %H by an explicit location. Update all calls.
7439 * c-common.c: Likewise.
7440 * c-decl.c: Likewise.
7441 * c-typeck.c: Likewise.
7442 * fold-const.c: Likewise.
7443 * gimplify.c: Likewise.
7445 * tree-cfg.c: Likewise.
7446 * tree-ssa-loop-niter.c: Likewise.
7447 * tree-vrp.c: Likewise.
7448 * value-prof.c: Likewise.
7450 2009-07-06 Diego Novillo <dnovillo@google.com>
7452 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7453 if it has one. Handle cases where VAR does not have an
7454 annotation or cfun is NULL.
7456 2009-07-06 Diego Novillo <dnovillo@google.com>
7458 * tree.c: Include debug.h.
7459 (initialize_tree_contains_struct): New.
7460 (init_ttree): Call it.
7461 (tree_node_structure_for_code): Factor out of ...
7462 (tree_node_structure): ... here.
7463 * treestruct.def (TS_PHI_NODE): Remove.
7464 (TS_GIMPLE_STATEMENT): Remove.
7466 2009-07-06 Diego Novillo <dnovillo@google.com>
7468 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7469 (debug_tree_chain): Handle cycles.
7471 2009-07-06 Nick Clifton <nickc@redhat.com>
7472 DJ Delorie <dj@redhat.com>
7474 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7475 __FMOVD_ENABLED__ is defined.
7477 (TARGET_FMOVD): Provide a default definition.
7478 (MASK_FMOVD): Likewise.
7479 (TARGET_CPU_CPP_BUILTINS): Define
7480 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7481 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7482 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7483 (split for DF load from memory into register): Also handle
7484 MEMs which consist of REG+DISP addressing.
7485 (split for DF store from register to memory): Likewise.
7486 (movsf_ie): Always use single fp_mode.
7487 * config/sh/sh.c (sh_override_options): Do not automatically
7488 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7489 that to the -mfmovd command line switch.
7490 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7491 (fldi_ok): Always allow.
7492 * config/sh/sh.opt (mfmovd): Remove this switch.
7493 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7495 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7496 Kaz Kojima <kkojima@gcc.gnu.org>
7498 PR rtl-optimization/30807
7499 * postreload.c (reload_combine): For every new use of REG_SUM,
7500 record the use of BASE.
7502 2009-07-06 Jan Hubicka <jh@suse.cz>
7504 * params.def: Revert my accidental commit at 2009-06-30.
7506 2009-07-04 Ian Lance Taylor <iant@google.com>
7509 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7511 (mingw_format_attribute_overrides): Likewise.
7513 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7516 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7517 don't check cfa.reg. Instead of cfa.indirect use
7518 fde && fde->drap_reg != INVALID_REGNUM test.
7520 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7522 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7524 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7527 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7529 2009-07-03 Richard Guenther <rguenther@suse.de>
7531 PR tree-optimization/40640
7532 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7535 2009-07-03 Jan Hubicka <jh@suse.cz>
7537 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7538 for size, reduce amount of inlining.
7540 2009-07-03 Richard Guenther <rguenther@suse.de>
7543 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7544 if t +- x is known to not overflow and the conversion widens the
7546 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7548 2009-07-03 Jan Hubicka <jh@suse.cz>
7550 * ipa-pure-const.c (analyze): Update loop optimizer init.
7551 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7552 try_remove_empty_loop, remove_empty_loops): Remove.
7553 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7554 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7555 to mark regular loops as neccesary.
7556 (degenerate_phi_p): New function.
7557 (propagate_necessity, remove_dead_phis): Use it.
7558 (forward_edge_to_pdom): Likewise.
7559 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7560 virtual PHI nodes that became unreachable.
7561 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7562 * tree-flow.h (remove_empty_loops): Remove.
7563 * passes.c (init_optimization_passes): Remove.
7565 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7567 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7568 can_create_pseudo_p.
7569 (*fix_trunc<mode>_i387_1): Ditto.
7570 (*floathi<mode>2_1): Ditto.
7571 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7572 (*fistdi2_1): Ditto.
7573 (*fist<mode>2_1): Ditto.
7574 (frndintxf2_floor): Ditto.
7575 (*fist<mode>2_floor_1): Ditto.
7576 (frndintxf2_ceil): Ditto.
7577 (*fist<mode>2_ceil_1): Ditto.
7578 (frndintxf2_trunc): Ditto.
7579 (frndintxf2_mask_pm): Ditto.
7580 (fxam<mode>2_i387_with_temp): Ditto.
7581 * config/i386/sse.md (mulv16qi3): Ditto.
7582 (*sse2_mulv4si3): Ditto.
7584 (sse4_2_pcmpestr): Ditto.
7585 (sse4_2_pcmpistr): Ditto.
7587 2009-07-03 Jan Hubicka <jh@suse.cz>
7589 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7590 (mark_stmt_necessary): Set it.
7591 (mark_operand_necessary): Set it.
7592 (mark_control_dependent_edges_necessary): Set it.
7593 (mark_virtual_phi_result_for_renaming): New function.
7594 (get_live_post_dom): New function.
7595 (forward_edge_to_pdom): New function.
7596 (remove_dead_stmt): Fix handling of control dependences.
7597 (tree_dce_init): Init new bitmap.
7598 (tree_dce_done): Free it.
7600 2009-07-02 Richard Guenther <rguenther@suse.de>
7603 * tree-ssa-structalias.c (new_var_info): Initialize
7606 2009-07-02 Jan Hubicka <jh@suse.cz>
7608 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7611 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7613 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7614 instead of recomputing it. Adjust calls.
7615 (emit_store_flag): Adjust recursive calls.
7617 2009-07-02 Richard Guenther <rguenther@suse.de>
7619 * tree-ssa-live.c (remove_unused_locals): Do not remove
7621 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7622 of DECL_EXTERNAL for HEAP variables.
7623 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7624 HEAP variables. Do not adjust RESTRICT vars.
7625 (find_what_var_points_to): Nobody cares if something
7628 2009-07-02 Ben Elliston <bje@au.ibm.com>
7630 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7631 pc_low and pc_high declarations to the top of the function.
7633 2009-07-01 DJ Delorie <dj@redhat.com>
7635 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7637 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7638 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7639 unspecified accesses to control registers.
7640 * config/mep/intrinsics.md: Regenerate.
7641 * config/mep/intrinsics.h: Regenerate.
7642 * config/mep/mep-intrin.h: Regenerate.
7644 2009-07-01 Anthony Green <green@moxielogic.com>
7646 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7647 instruction when possible.
7648 (moxie_expand_prologue): Ditto. Also, save an instruction and
7649 some complexity by popping off of $r12 instead of $sp.
7650 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7653 2009-07-01 Richard Henderson <rth@redhat.com>
7656 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7657 contained no insns, reposition note before last insn.
7659 2009-07-01 Richard Henderson <rth@redhat.com>
7662 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7663 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7665 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7668 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7669 darwin9 for printing reg addresses with %y.
7671 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7673 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7674 truncation from operands in binary operations.
7676 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7679 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7680 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7681 subreg of op0 to the original op0.
7683 * expmed.c (store_bit_field_1): Use a temporary as the destination
7684 instead of a paradoxical subreg when we need to truncate the result.
7686 2009-07-01 DJ Delorie <dj@redhat.com>
7688 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7689 names to VLIW variants.
7690 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7691 * config/mep/intrinsics.md: Regenerate.
7692 * config/mep/intrinsics.h: Regenerate.
7693 * config/mep/mep-intrin.h: Regenerate.
7695 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7698 * jump.c (returnjump_p): Revert last patch.
7699 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7701 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7704 * pa.md (casesi32p): Use jump table label to determine the offset
7706 (casesi64p): Likewise.
7708 * pa.c (forward_branch_p): Return bool type. Use instruction
7709 addresses when available. Assert that INSN has a jump label.
7710 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7713 2009-07-01 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/19831
7716 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7717 that only act as barriers do not make any previous stores necessary.
7718 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7719 HEAP variables global, do not add a constraint from nonlocal.
7720 (find_func_aliases): Handle escapes through return statements.
7721 (compute_points_to_sets): Make escaped HEAP variables global.
7723 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7726 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7727 after reducing a DImode cstore to SImode.
7729 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7731 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7732 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7734 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7736 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7737 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7739 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7740 and umod_optab if TARGET_BSD_DIVMOD.
7741 * config/vax/lib1funcs.asm: New file.
7742 * config/vax/t-linux: New file.
7743 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7745 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7748 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7749 to type arguments that have void type.
7752 * dwarf2out.c (gen_formal_parameter_die): Call
7753 equate_decl_number_to_die if node is different from origin.
7755 2009-06-30 Anthony Green <green@moxielogic.com>
7757 Clean up moxie port for --enable-build-with-cxx.
7758 * config/moxie/moxie.c (moxie_function_value): First two
7759 parameters are const_tree, not tree.
7760 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7761 (REG_CLASS_NAMES): Ditto.
7762 (REGNO_REG_CLASS): Ditto.
7763 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7764 (moxie_function_value): Fix constyness of arguments.
7766 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7768 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7769 finalize_size_functions before further processing.
7770 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7771 (variable_size): Call self_referential_size on size expressions
7772 that contain a PLACEHOLDER_EXPR.
7773 (size_functions): New static variable.
7774 (copy_self_referential_tree_r): New static function.
7775 (self_referential_size): Likewise.
7776 (finalize_size_functions): New global function.
7777 * tree.c: Include tree-inline.h.
7778 (push_without_duplicates): New static function.
7779 (find_placeholder_in_expr): New global function.
7780 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7782 <tcc_expression>: Likewise.
7783 <tcc_vl_exp>: If the replacement object is a constant, try to inline
7784 the call in the expression.
7785 * tree.h (finalize_size_functions): Declare.
7786 (find_placeholder_in_expr): Likewise.
7787 (FIND_PLACEHOLDER_IN_EXPR): New macro.
7788 (substitute_placeholder_in_expr): Update comment.
7789 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
7791 (copy_tree_body_r): Likewise.
7792 (copy_tree_body): New static function.
7793 (maybe_inline_call_in_expr): New global function.
7794 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
7795 (maybe_inline_call_in_expr): Declare.
7796 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
7797 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
7800 2009-06-30 Richard Guenther <rguenther@suse.de>
7802 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
7804 (propagate_necessity): Do not mark reaching defs of stores
7807 2009-06-30 Jan Hubicka <jh@suse.cz>
7809 * cfgloopanal.c (check_irred): Move into ...
7810 (mark_irreducible_loops): ... here; return true if ireducible
7812 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
7813 (analyze_function): Try to prove loop finiteness.
7814 * cfgloop.h (mark_irreducible_loops): Update prototype.
7815 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
7817 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
7819 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
7821 2009-06-30 Ira Rosen <irar@il.ibm.com>
7823 PR tree-optimization/40542
7824 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
7827 2009-06-30 Martin Jambor <mjambor@suse.cz>
7829 PR tree-optimization/40582
7830 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
7831 than useless_type_conversion_p.
7832 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
7835 2009-06-30 Martin Jambor <mjambor@suse.cz>
7838 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7840 2009-06-30 Richard Guenther <rguenther@suse.de>
7842 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7843 use ao_ref references.
7844 (walk_aliased_vdefs): Likewise.
7845 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7846 * tree-ssa-dce.c (struct ref_data): Remove.
7847 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7848 (mark_aliased_reaching_defs_necessary): Adjust.
7849 (mark_all_reaching_defs_necessary_1): Likewise.
7851 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7854 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7855 (emit_store_flag_1): Extract from emit_store_flag, adjust
7856 calls to (what now is) emit_cstore.
7857 (emit_store_flag): Call emit_store_flag_1 and also use it
7858 for what used to be recursive calls.
7860 2009-06-30 Wei Guozhi <carrot@google.com>
7863 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7864 if the target bb post dominates from bb.
7865 * config/i386/i386.c (memory_address_length): Check existence of base
7866 register before using it.
7868 2009-06-30 Nick Clifton <nickc@redhat.com>
7869 DJ Delorie <dj@redhat.com>
7871 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7872 __FMOVD_ENABLED__ is defined.
7874 (TARGET_FMOVD): Provide a default definition.
7875 (MASK_FMOVD): Likewise.
7876 (TARGET_CPU_CPP_BUILTINS): Define
7877 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7878 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7879 two fmov instructions depending upon whether TARGET_FMOVD is
7881 (split for DF load from memory into register): Also handle
7882 MEMs which consist of REG+DISP addressing.
7883 (split for DF store from register to memory): Likewise.
7884 * config/sh/sh.opt (mfmovd): Remove this switch.
7885 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7886 * config/sh/sh.c (sh_override_options): Do not automatically
7887 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7888 that to the -mfmovd command line switch.
7890 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7892 (fldi_ok): Always allow.
7893 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7895 2009-06-29 DJ Delorie <dj@redhat.com>
7897 * doc/install.texi (mep-x-elf): Correct chip's full name.
7899 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7901 * doc/extend.texi: Fix typo.
7903 2009-06-29 Tom Tromey <tromey@redhat.com>
7906 * Makefile.in (DWARF2_H): New variable.
7908 (dwarf2out.o): Likewise.
7909 (dwarf2asm.o): Likewise.
7910 * config/i386/t-i386: Use DWARF2_H.
7911 * except.c: Include elf/dwarf2.h.
7912 * unwind-dw2.c: Include elf/dwarf2.h.
7913 * dwarf2out.c: Include elf/dwarf2.h.
7914 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7915 <dtprel>: New field.
7916 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7917 (size_of_loc_descr): Likewise.
7918 (output_loc_operands_raw): Likewise.
7919 (output_loc_operands): Handle new dtprel field.
7920 (loc_checksum): Update.
7921 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7922 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7923 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7924 * dwarf2asm.c: Include elf/dwarf2.h.
7925 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7926 * config/mmix/mmix.c: Include elf/dwarf2.h.
7927 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7928 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7929 * config/sh/sh.c: Include elf/dwarf2.h.
7930 * config/i386/i386.c: Include elf/dwarf2.h.
7932 2009-06-29 DJ Delorie <dj@redhat.com>
7934 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7936 * doc/extend.texi: Add MeP attributes and pragmas.
7937 * doc/invoke.text: Add MeP Options.
7938 * doc/contrib.texi: Add MeP contribution.
7939 * doc/md.texi: Add MeP constraints.
7940 * doc/install.texi: Add MeP target.
7942 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7944 * target.h (struct gcc_target): Add frame_pointer_required field.
7945 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7946 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7947 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7949 * reload1.c (update_eliminables): (Ditto.).
7950 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7951 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7952 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
7954 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
7956 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
7957 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7958 (arm_frame_pointer_required): New function.
7960 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
7961 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7962 (avr_frame_pointer_required_p): Declare as static.
7963 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
7965 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
7966 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7967 (bfin_frame_pointer_required): Make as static, change return type
7969 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
7971 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
7972 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7973 (cris_frame_pointer_required): New function.
7975 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
7977 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
7978 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7979 (fr30_frame_pointer_required): New function.
7981 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
7982 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7983 (frv_frame_pointer_required): Make as static, change return type
7985 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
7987 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
7988 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7989 (ix86_frame_pointer_required): Make as static, change return type to
7991 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
7993 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
7994 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7996 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
7998 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8000 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8002 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8003 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8004 (mips_frame_pointer_required): Make as static.
8005 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8007 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8008 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8009 (mmix_frame_pointer_required): Mew function.
8011 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8012 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8014 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8016 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8018 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8020 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8021 (CAN_ELIMINATE): Redefine.
8022 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8023 (sparc_frame_pointer_required): New function.
8024 (sparc_can_eliminate): New function.
8025 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8027 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8028 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8030 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8031 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8032 (xtensa_frame_pointer_required): Make as static, change return type
8034 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8037 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8039 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8040 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8041 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8042 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8043 (register_callback): Handle PLUGIN_START_UNIT.
8044 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8046 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8048 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8050 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8051 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8053 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8055 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8058 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8060 * doc/extend.texi (Additional Floating Types): __float128 is also
8061 supported on i386 targets.
8063 2009-06-29 Richard Guenther <rguenther@suse.de>
8066 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8068 (pt_solutions_same_restrict_base): Declare.
8069 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8071 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8072 (make_constraint_from, make_copy_constraint): Move earlier.
8073 (make_constraint_from_heapvar): New function.
8074 (make_constraint_from_restrict): Likewise.
8075 (handle_lhs_call): Use it.
8076 (find_func_aliases): Use it to track conversions to restrict
8078 (struct fieldoff): Add only_restrict_pointers flag.
8079 (push_fields_onto_fieldstack): Initialize it.
8080 (create_variable_info_for): Track global restrict qualified pointers.
8081 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8082 Track restrict qualified pointer arguments.
8083 (set_uids_in_ptset): Use varinfo is_global_var flag.
8084 (find_what_var_points_to): Set the vars_contains_restrict flag.
8085 Always create the points-to solution for sets including restrict tags.
8086 (pt_solutions_same_restrict_base): New function.
8087 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8088 qualified pointers use pt_solutions_same_restrict_base as
8089 additional source for disambiguation.
8091 2009-06-29 Richard Guenther <rguenther@suse.de>
8094 * alias.c (find_base_decl): Remove.
8095 (get_deref_alias_set_1): Remove restrict handling.
8096 * c-common.c (c_apply_type_quals_to_decl): Do not set
8097 DECL_POINTER_ALIAS_SET.
8098 * gimplify.c (find_single_pointer_decl_1): Remove.
8099 (find_single_pointer_decl): Likewise.
8100 (internal_get_tmp_var): Remove restrict handling.
8101 (gimple_regimplify_operands): Likewise.
8102 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8103 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8104 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8105 * tree.c (restrict_base_for_decl): Remove.
8106 (init_ttree): Do not allocate it.
8107 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8108 LABEL_DECL_UID for label decls.
8109 (copy_node_stat): Do not copy restrict information.
8110 (decl_restrict_base_lookup): Remove.
8111 (decl_restrict_base_insert): Likewise.
8112 (print_restrict_base_statistics): Likewise.
8113 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8114 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8115 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8116 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8117 (LABEL_DECL_UID): Adjust.
8118 (DECL_BASED_ON_RESTRICT_P): Remove.
8119 (DECL_GET_RESTRICT_BASE): Likewise.
8120 (SET_DECL_RESTRICT_BASE): Likewise.
8121 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8123 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8124 instead of DECL_POINTER_ALIAS_SET.
8125 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8126 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8127 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8129 2009-06-29 Richard Guenther <rguenther@suse.de>
8131 PR tree-optimization/40579
8132 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8133 the IL to simplify has constants that overflowed.
8135 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8137 PR tree-optimization/40550
8138 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8139 vector_compute_type only when the size of vector_compute_type is
8140 less than the size of type.
8142 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8144 * fold-const.c (contains_label_1): Fix comments.
8145 (contains_label_p): Do not walk trees multiple time.
8147 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8149 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8150 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8151 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8152 ix86_fp_comparison_operator.
8153 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8154 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8155 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8156 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8157 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8158 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8159 (related splits): Change predicate to ix86_fp_comparison_operator.
8160 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8161 instead of ix86_fp_comparison_codes.
8162 (ix86_trivial_fp_comparison_operator,
8163 ix86_fp_comparison_operator): New.
8164 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8165 (ix86_expand_compare): Eliminate last two parameters.
8166 (ix86_fp_jump_nontrivial_p): Kill.
8167 * config/i386/i386.c (put_condition_code): Eliminate call to
8168 ix86_fp_comparison_codes and subsequent assertion.
8169 (ix86_fp_comparison_codes): Eliminate.
8170 (ix86_fp_swap_condition): New.
8171 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8172 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8173 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8174 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8175 and ix86_fp_swap_condition.
8176 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8177 Use ix86_fp_comparison_strategy.
8178 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8179 (ix86_fp_jump_nontrivial_p): Eliminate.
8180 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8181 call to ix86_expand_compare.
8182 (ix86_split_fp_branch, ix86_expand_setcc,
8183 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8184 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8186 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8188 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8189 related to jump_clobbers.
8190 * config/arm/arm.md (conds): Remove jump_clob case.
8191 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8192 splits): Change comparison_operator to arm_comparison_operator.
8193 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8196 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8198 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8199 condition for floating point modes.
8200 * expmed.c (emit_store_flag_1): Move here a bigger part
8202 (emit_store_flag): Try swapping the condition for floating point
8204 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8206 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8208 * expr.c (expand_expr_real_1): Just use do_store_flag.
8209 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8210 emit_store_flag_force.
8211 * expmed.c (emit_store_flag_force): Copy here trick
8212 previously in expand_expr_real_1. Try reversing the comparison.
8213 (emit_store_flag_1): Work if target is NULL.
8214 (emit_store_flag): Work if target is NULL, using the result mode
8215 from the comparison. Use split_comparison, restructure final part
8216 to simplify conditionals.
8218 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8220 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8221 * dojump.c (do_jump): Change handling of floating-point
8222 ops to use just do_compare_and_jump.
8223 (split_comparison): New.
8224 (do_compare_rtx_and_jump): Add here logic coming previously
8225 in do_jump, using split_comparison.
8227 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8230 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8232 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8234 * tree-ssa-alias.c: Fix unintentional commit.
8236 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8238 * passes.c (execute_one_pass): Fix unintentional commit.
8240 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8242 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8243 (df_rd_local_compute, df_md_local_compute): Inline them.
8245 (df_md_scratch): New.
8246 (df_md_alloc, df_md_free): Allocate/free it.
8247 (df_md_local_compute): Only include live registers in init.
8248 (df_md_transfer_function): Prune the in-set computed by
8249 the confluence function, and the gen-set too.
8251 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8253 PR rtl-optimization/26854
8254 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8255 * df-problems.c (df_rd_add_problem): Fix comment.
8256 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8257 df_md_simulate_artificial_defs_at_top,
8258 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8259 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8260 df_md_transfer_function, df_md_init, df_md_confluence_0,
8261 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8262 problem_MD, df_md_add_problem): New.
8263 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8264 df_md_get_bb_info): New.
8265 (DF_LAST_PROBLEM_PLUS1): Adjust.
8267 * Makefile.in (fwprop.o): Include domwalk.h.
8268 * fwprop.c: Include domwalk.h.
8269 (reg_defs, reg_defs_stack): New.
8270 (bitmap_only_bit_between): Remove.
8271 (process_defs): New.
8272 (process_uses): Use reg_defs and local_md instead of
8273 bitmap_only_bit_between and local_rd.
8274 (single_def_use_enter_block): New, from build_single_def_use_links.
8275 (single_def_use_leave_block): New.
8276 (build_single_def_use_links): Remove code moved to
8277 single_def_use_enter_block, invoke domwalk.
8278 (use_killed_between): Adjust comment.
8280 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8282 * bitmap.h (bitmap_ior_and_into): New.
8283 * bitmap.c (bitmap_ior_and_into): New.
8285 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8287 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8288 before_dom_children_before_stmts and after_dom_children_after_stmts.
8289 Rename the two remaining callbacks to just before_dom_children and
8290 after_dom_children. Remove other GIMPLE statement walking bits.
8291 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8292 * graphite.c: Do not include domwalk.h.
8293 * tree-into-ssa.c (interesting_blocks): New global.
8294 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8295 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8296 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8297 now that they're not domwalk callbacks.
8298 (rewrite_initialize_block): Rename to...
8299 (rewrite_enter_block): ... this, place after called functions. Test
8300 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8301 (rewrite_finalize_block): Rename to...
8302 (rewrite_leave_block): ... this, place after called functions.
8303 (rewrite_update_init_block): Rename to...
8304 (rewrite_update_enter_block): ... this, place after called functions.
8305 Test interesting_blocks, call rewrite_update_stmt and
8306 rewrite_update_phi_arguments.
8307 (rewrite_update_fini_block): Rename to...
8308 (rewrite_leave_block): ... this, place after called functions.
8309 (rewrite_blocks): Remove last argument, simplify initialization of
8311 (mark_def_sites_initialize_block): Rename to...
8312 (mark_def_sites_block): ... this, call mark_def_sites.
8313 (mark_def_sites_blocks): Remove argument, simplify initialization of
8315 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8316 (update_ssa): Likewise.
8317 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8319 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8320 (dom_opt_initialize_block): Rename to...
8321 (dom_opt_enter_block): ... this, place after called functions. Walk
8322 statements here, inline propagate_to_outgoing_edges.
8323 (dom_opt_finalize_block): Rename to...
8324 (dom_opt_leave_block): ... this, place after called functions.
8325 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8327 (dse_enter_block, dse_record_phi): New.
8328 (dse_record_phis): Delete.
8329 (dse_finalize_block): Rename to...
8330 (dse_leave_block): ... this.
8331 (tree_ssa_dse): Simplify initialization of walk_data.
8332 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8333 Adjust initialization of walk_data.
8334 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8335 * tree-ssa-loop-phiopt.c (get_non_trapping):
8336 Adjust initialization of walk_data.
8337 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8338 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8339 it's not a domwalk callback.
8340 (uncprop_initialize_block): Rename to...
8341 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8342 (dse_finalize_block): Rename to...
8343 (dse_leave_block): ... this.
8344 (tree_ssa_uncprop): Simplify initialization of walk_data.
8345 * Makefile.in: Adjust dependencies.
8347 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8349 * arm.md (casesi): Fix test for Thumb1.
8350 (thumb1_casesi_internal_pic): Likewise.
8351 (thumb1_casesi_dispatch): Likewise.
8353 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8355 * config/arm/arm-cores.def: Added core cortex-m0.
8356 * config/arm/arm-tune.md: Regenerated.
8357 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8359 2009-06-26 DJ Delorie <dj@redhat.com>
8361 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8363 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8364 the scheduler doesn't tag jump insns.
8366 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8368 * c-decl.c (merge_decls): Re-indent.
8370 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8373 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8374 Special-case decimal float constants.
8376 2009-06-26 Richard Henderson <rth@redhat.com>
8378 * function.h (struct function): Add cannot_be_copied_reason,
8379 and cannot_be_copied_set.
8380 * tree-inline.c (has_label_address_in_static_1): Rename from
8381 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8382 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8383 don't set inline_forbidden_reason.
8384 (copy_forbidden): New function, split out of inline_forbidden_p.
8385 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8386 (inline_forbidden_p): Use copy_forbidden.
8387 (tree_versionable_function_p): Likewise.
8388 (inlinable_function_p): Merge into tree_inlinable_function_p.
8389 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8390 * ipa-cp.c (ipcp_versionable_function_p): New function.
8391 (ipcp_cloning_candidate_p): Use it.
8392 (ipcp_node_modifiable_p): Likewise.
8394 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8396 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8397 that is marked not to be inlined. Remove flag_mudflap use.
8398 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8399 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8401 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8404 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8405 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8407 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8409 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8411 (__mingwthr_remove_key_dtor): Likewise.
8413 2009-06-26 Richard Guenther <rguenther@suse.de>
8415 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8417 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8420 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8421 try the non-cond_exec path also.
8423 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8426 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8427 (output_cbranch): Use new functions.
8428 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8431 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8432 Pat Haugen <pthaugen@us.ibm.com>
8433 Revital Eres <ERES@il.ibm.com>
8435 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8436 for %c error. Add %x support to print VSX registers as a unified
8437 register set, instead of separate float and altivec registers.
8438 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8439 %y case, and add support for VSX pre-modify addresses.
8440 (output_toc): Add assert for CONST containing an integer constant
8442 (rs6000_adjust_cost): Add POWER7 support.
8443 (insn_must_be_first_in_group): Ditto.
8444 (insn_must_be_last_in_group): Ditto.
8445 (rs6000_emit_popcount): Ditto.
8446 (rs6000_vector_mode_supported_p): Ditto.
8448 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8449 Change some of the functions called by macros to being called
8450 through a pointer, so debug functions can be inserted if
8451 -mdebug=addr or -mdebug=cost.
8452 (rs6000_preferred_reload_class_ptr): Ditto.
8453 (rs6000_secondary_reload_class_ptr): Ditto.
8454 (rs6000_secondary_memory_needed_ptr): Ditto.
8455 (rs6000_cannot_change_mode_class_ptr): Ditto.
8456 (rs6000_secondary_reload_inner): Ditto.
8457 (rs6000_legitimize_reload_address): Ditto.
8458 (rs6000_legitimize_reload_address_ptr): Ditto.
8459 (rs6000_mode_dependent_address): Ditto.
8460 (rs6000_mode_dependent_address_ptr): Ditto.
8462 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8463 function to return true if the mode allows reg + integer
8465 (virtual_stack_registers_memory_p): New function to return true if
8466 the address refers to a virtual stack register.
8467 (rs6000_legitimate_offset_address_p): Move code to say whether a
8468 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8470 (rs6000_legitimate_address_p): Add checks for modes that only can
8471 do reg+reg addressing. Start adding VSX support.
8472 (rs6000_legitimize_reload_address): Ditto.
8473 (rs6000_legitimize_address): Ditto.
8474 (rs6000_debug_legitimate_address_p): New debug functions for
8475 -mdebug=addr and -mdebug=cost.
8476 (rs6000_debug_rtx_costs): Ditto.
8477 (rs6000_debug_address_costs): Ditto.
8478 (rs6000_debug_adjust_cost): Ditto.
8479 (rs6000_debug_legitimize_address): Ditto.
8480 (rs6000_legitimize_reload_address_ptr): Point to call normal
8481 function or debug function. Make functions called via pointer
8483 (rs6000_mode_dependent_address_ptr): Ditto.
8484 (rs6000_secondary_reload_class_ptr): Ditto.
8485 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8486 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8487 into a friendlier error.
8488 (rs6000_init_builtins): Add initial VSX support.
8489 (rs6000_adjust_cost): Fix some spacing issues.
8491 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8492 (REG_CLASS_NAMES): Ditto.
8493 (REG_CLASS_CONTENTS): Ditto.
8494 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8495 pointer, to add -mdebug=addr support.
8496 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8497 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8498 -mdebug=addr support.
8499 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8500 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8501 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8503 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8505 (bswapsi*): Set attribute types for load/store. Add combiner
8506 patterns to eliminate zero extend on 64-bit.
8507 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8508 stdbrx if the hardware supports those instructions.
8510 2009-06-25 Ian Lance Taylor <iant@google.com>
8512 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8513 (Link Options): Document -static-libstdc++.
8515 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8518 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8519 DATA_ALIGNMENT instead.
8521 2009-06-25 Richard Guenther <rguenther@suse.de>
8523 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8524 indirect references against the callused/escaped solutions.
8525 (call_may_clobber_ref_p_1): Likewise.
8527 2009-06-25 Martin Jambor <mjambor@suse.cz>
8529 PR tree-optimization/40493
8530 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8531 (enum unscalarized_data_handling): New type.
8532 (handle_unscalarized_data_in_subtree): Return what has been done.
8533 (load_assign_lhs_subreplacements): Handle left flushes differently.
8534 (sra_modify_assign): Use unscalarized_data_handling, simplified
8535 condition determining whether to remove the statement.
8537 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8539 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8540 excerpt - @ should be doubled for texinfo.
8542 2009-06-24 Ian Lance Taylor <iant@google.com>
8544 * config/arc/arc.c: Include "df.h".
8545 (arc_attribute_table): Make static. Move higher in file.
8546 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8547 (output_shift): Initialize n later to avoid warning.
8548 * config/arm/arm.c (arm_attribute_table): Make static. Move
8550 * config/avr/avr.c (avr_attribute_table): Make static. Move
8552 (reg_class_tab): Change array type from int to enum reg_class.
8553 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8555 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8556 (lshrhi3_out): Likewise.
8557 (class_likely_spilled_p): Change return type to bool.
8558 (avr_rtx_costs): Use local code variable with enum type.
8559 * config/avr/avr.md (movmemhi): Use add_reg_note.
8560 (andhi3, andsi3): Don't use AS2 with "and".
8561 (iorhi3, iorsi3): Don't use AS2 with "or".
8562 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8563 * config/crx/crx.c: Include "df.h".
8564 (crx_attribute_table): Make static.
8565 * config/m32r/m32r.c: Include "df.h".
8566 (m32r_attribute_table): Make static. Move higher in file.
8567 (pop): Use add_reg_note.
8568 (block_move_call): Change 0 to LCT_NORMAL in function call.
8569 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8570 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8571 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8572 declare, not just when TREE_CODE is defined.
8573 * config/m68hc11/m68hc11.c: Include "expr.h".
8574 (m68hc11_attribute_table): Make static. Move higher in file.
8575 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8577 (m68hc11_register_indirect_p): Likewise.
8578 (m68hc11_function_arg_padding): Change return type to enum
8580 (emit_move_after_reload): Use add_reg_note.
8581 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8582 (m68hc11_split_logical): Likewise.
8583 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8585 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8586 to VOIDmode in function call.
8587 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8589 (m68hc11_split_logical): Update declaration.
8590 (m68hc11_function_arg_padding): Update declaration.
8591 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8592 to array of enum reg_class.
8593 (mcore_attribute_table): Make static. Move higher in file.
8594 (mcore_rtx_costs): Add cast to enum type.
8595 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8596 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8597 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8599 * config/sh/predicates.md (trapping_target_operand): Rename and to
8601 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8603 * config/spu/spu.c (spu_attribute_table): Make static. Move
8605 * config/v850/v850.c (v850_attribute_table): Make static. Move
8607 (v850_rtx_costs): Use local code with enum type.
8608 (expand_epilogue): Add cast.
8609 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8611 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8614 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8615 -m2a-single-only and -m2a-nofpu.
8616 * config/sh/sh.opt: Document m2a generates FPU code.
8618 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8620 * defaults.h (CAN_ELIMINATE): Provide default.
8621 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8622 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8623 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8624 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8625 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8626 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8627 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8628 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8629 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8630 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8632 2009-06-24 DJ Delorie <dj@redhat.com>
8634 * mep-ext-cop.cpu: Fix copyright notice.
8635 * mep-default: Fix copyright notice.
8636 * mep-core: Fix copyright notice.
8637 * mep: Fix copyright notice.
8638 * mep-ivc2: Fix copyright notice.
8639 * mep-c5: Fix copyright notice.
8641 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8643 * doc/contrib.texi (Contributors):
8645 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8648 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8649 src and dst operands if necessary.
8651 2009-06-23 DJ Delorie <dj@redhat.com>
8654 * config.gcc: Add mep support.
8655 * recog.c: Resurrect validate_replace_rtx_subexp().
8656 * recog.h: Likewise.
8657 * config/mep/: Add new port:
8658 * config/mep/constraints.md: New file.
8659 * config/mep/default.h: New file.
8660 * config/mep/intrinsics.h: New file.
8661 * config/mep/intrinsics.md: New file.
8662 * config/mep/ivc2-template.h: New file.
8663 * config/mep/mep-c5.cpu: New file.
8664 * config/mep/mep-core.cpu: New file.
8665 * config/mep/mep-default.cpu: New file.
8666 * config/mep/mep-ext-cop.cpu: New file.
8667 * config/mep/mep-intrin.h: New file.
8668 * config/mep/mep-ivc2.cpu: New file.
8669 * config/mep/mep-lib1.asm: New file.
8670 * config/mep/mep-lib2.c: New file.
8671 * config/mep/mep-pragma.c: New file.
8672 * config/mep/mep-protos.h: New file.
8673 * config/mep/mep-tramp.c: New file.
8674 * config/mep/mep.c: New file.
8675 * config/mep/mep.cpu: New file.
8676 * config/mep/mep.h: New file.
8677 * config/mep/mep.md: New file.
8678 * config/mep/mep.opt: New file.
8679 * config/mep/predicates.md: New file.
8680 * config/mep/t-mep: New file.
8682 2009-06-23 Ian Lance Taylor <iant@google.com>
8684 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8685 from loose_warn into c_loose_warn and from strict_warn into
8686 c_strict_warn. Set and substitute warn_cxxflags. Check for
8687 --enable-build-with-cxx. Set and substitute
8688 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8689 * Makefile.in (CXXFLAGS): New variable.
8690 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8691 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8692 the default is the same as $(STRICT_WARN).
8693 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8694 (CXX): New variable.
8695 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8696 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8697 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8698 (HOST_LIBS): New variable.
8699 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8700 (ALL_CXXFLAGS): New variable.
8701 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8702 * doc/install.texi (Configuration): Document
8703 --enable-build-with-cxx, --with-stage1-ldflags,
8704 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8705 * configure: Rebuild.
8707 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8709 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8710 from previous commit.
8712 2009-06-23 Ian Lance Taylor <iant@google.com>
8714 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8716 2009-06-23 Ian Lance Taylor <iant@google.com>
8718 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8719 with ATTRIBUTE_UNUSED.
8721 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8722 Pat Haugen <pthaugen@us.ibm.com>
8723 Revital Eres <eres@il.ibm.com>
8725 * config.in (HAVE_AS_POPCNTD): Add default definition.
8726 (HAVE_AS_LWSYNC): Ditto.
8728 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8730 (gcc_cv_as_powerpc_cmpb): Ditto.
8731 (gcc_cv_as_powerpc_dfp): Ditto.
8732 (gcc_cv_as_powerpc_vsx): Ditto.
8733 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8734 supporting the popcntd/lwsync instructions.
8735 (gcc_cv_as_powerpc_lwsync): Ditto.
8736 * configure: Regenerate.
8738 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8739 -mcpu=native and -mcpu=power7.
8740 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8742 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8743 a variable instead of a mask to reduce the number of mask bits.
8744 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8745 (-mbit-word): Ditto.
8746 (-mregnames): Ditto.
8747 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8748 (-mfused-madd): Ditto.
8750 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8752 (-mvsx): New switch for VSX instructions.
8753 (-misel): Move from a variable to a mask to allow it to be set by
8756 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8757 function declaration to an array declaration.
8758 (rs6000_hard_regno_nregs): New external array declaration.
8760 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8761 files included by rs6000.md.
8763 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8764 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8766 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8768 (rs6000_debug_reg): New -mdebug= variables.
8769 (rs6000_debug_addr): Ditto.
8770 (rs6000_debug_cost): Ditto.
8771 (rs6000_pmode): New variable to hold Pmode.
8772 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8773 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8774 calculated at compiler start.
8775 (rs6000_hard_regno_nregs): Change function to an array which holds
8776 HARD_REGNO_NREGS calculated at compiler start.
8777 (rs6000_explicit_options): Delete isel field.
8778 (rs6000_vector_unit): New array to hold which vector unit
8779 supports arithmetic options for a given type.
8780 (rs6000_vector_mem): New array to hold which vector unit supports
8781 memory reference operations for a given type.
8782 (rs6000_vector_align): New array to given the alignment of each
8784 (power7_cost): New basic costs for power7.
8785 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
8786 (rs6000_hard_regno_nregs_internal): New function, moved from
8787 HARD_REGNO_NREGS, to calculate the number of registers each hard
8788 register takes for each type.
8789 (rs6000_debug_reg_print): New function for -mdebug=reg support.
8790 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
8791 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
8792 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
8793 unit information here so it is calculated once at compiler startup
8795 (rs6000_override_options): Make -misel a target mask. Add more
8796 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
8797 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
8799 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
8800 (rs6000_handle_option): Move -misel from variable to target mask.
8801 (rs6000_builtin_mask_for_load): Add VSX support.
8802 (rs6000_conditional_register_usage): Ditto.
8803 (USE_ALTIVEC_FOR_ARG_P): Ditto.
8804 (function_arg_boundary): Ditto.
8805 (rs6000_expand_builtin): Ditto.
8806 (def_builtin): Make abort message a little friendlier.
8807 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8809 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8810 assembler support the popcntd instruction instead of a vsx
8811 instruction to enable power7 support.
8812 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
8813 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
8814 option to the assembler if -mcpu=native.
8815 (ASM_CPU_NATIVE_SPEC): Ditto.
8816 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
8818 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
8819 the lwsync instruction.
8820 (enum processor_type): Add PROCESSOR_POWER7.
8821 (rs6000_debug_reg): New -mdebug= options.
8822 (rs6000_debug_addr): Ditto.
8823 (rs6000_debug_cost): Ditto.
8824 (rs6000_isel): Delete.
8825 (enum rs6000_vector): New enum to say what vector unit we have.
8826 (VECTOR_UNIT_*): New macros to say which vector unit has
8827 arithmetic operations for a given type.
8828 (VECTOR_MEM_*): New macros to say which vector unit has memory
8829 operations for a given type.
8830 (TARGET_LDBRX): Whether the machine supports the ldbrx
8832 (TARGET_ISEL): Delete, -misel moved to be a mask.
8833 (TARGET_ISEL64): New macro for 64-bit isel support.
8834 (UNITS_PER_VSX_WORD): New macro.
8835 (POINTER_SIZE): Move to be an external variable, rather than
8836 calculating whether we are generating 32 ot 64-bit code.
8838 (STACK_BOUNDARY): Add VSX support.
8839 (LOCAL_ALIGNMENT): Ditto.
8840 (SLOW_UNALIGNED_ACCESS): Ditto.
8841 (VSX_REGNO_P): New macro for VSX support.
8842 (VFLOAT_REGNO_P): Ditto.
8843 (VINT_REGNO_P): Ditto.
8844 (VLOGICAL_REGNO_P): Ditto.
8845 (VSX_VECTOR_MODE): Ditto.
8846 (VSX_SCALAR_MODE): Ditto.
8848 (VSX_MOVE_MODE): Ditto.
8849 (VSX_REG_CLASS_P): Ditto.
8850 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8852 (UNITS_PER_SIMD_WORD): Add VSX support.
8853 (MODES_TIEABLE_P): Ditto.
8854 (STARTING_FRAME_OFFSET): Ditto.
8855 (STACK_DYNAMIC_OFFSET): Ditto.
8856 (EPILOGUE_USES): Ditto.
8857 (REGNO_REG_CLASS): Move to array lookup.
8858 (CLASS_MAX_NREGS): Ditto.
8859 (rs6000_vector_reg_class): Add declaration.
8860 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8861 overlap with the floating point and Altivec registers.
8863 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8865 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8866 give the appropriate asm switches if -mcpu=native.
8867 (host_detect_local_cpu): Add support for "asm".
8868 (host_detect_local_cpu): Follow GNU code guidelines for name.
8870 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8871 -mbit-word to a variable instead of being a target mask.
8873 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8874 emit the lwsync instruction instead of emitting the instruction as
8875 an integer constant.
8877 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8878 fixuns_trundfsi2, move expander into rs6000.md.
8880 * config/rs6000/rs6000.md (cpu): Add power7.
8881 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8882 (logical predicate patterns): Change the single instruction
8883 primitives that set CR0 to be fast_compare instead of compare.
8885 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8886 (popcntddi2): Ditto.
8887 (popcount<mode>): Ditto.
8888 (floating multiply/add insns): Name the floating point
8890 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8891 (isel_unsigned_<mode>): Ditto.
8892 (fixuns_trundfsi2): Move expander here from spe.md.
8893 (smindi3): Define if we have -misel on 64-bit systems.
8898 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8900 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8902 * config/avr/avr.c (avr_current_device): New variable.
8903 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8904 (avr_arch, mcu_type_s): Move to avr.h.
8905 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8906 default_data_section_start fields.
8907 (avr_arch): Moved from avr.c.
8908 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8909 library_name fields.
8910 (avr_current_device, avr_mcu_types, avr_arch_types,
8911 avr_device_to_arch, avr_device_to_data_start,
8912 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8913 (EXTRA_SPEC_FUNCTIONS): Define.
8914 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8915 options mapping. Use device_to_arch and device_to_data_start insted.
8916 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8917 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8918 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8919 * config/avr/driver-avr.c: New file.
8920 * config/avr/avr-devices.c: New file.
8922 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8924 * var-tracking.c (unshare_variable): Force initialized to
8925 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8926 (set_variable_part): Likewise.
8927 (struct variable_union_info): Remove pos_src field.
8928 (vui_vec, vui_allocated): New variables.
8929 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8930 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8931 == 1 use a simpler sorting algorithm. Compute pos field right
8932 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8933 Avoid quadratic comparison if !flag_var_tracking_uninit.
8934 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8935 unshare_variable unconditionally.
8936 (dataflow_set_different_2): Removed.
8937 (dataflow_set_different): Don't traverse second hash table.
8938 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8939 unconditionally to var_reg_set or var_mem_set.
8940 (emit_notes_in_bb): Likewise.
8941 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8943 (emit_note_insn_var_location): Don't set initialized to
8944 VAR_INIT_STATUS_INITIALIZED early.
8945 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8947 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8949 * tree-object-size.c (addr_object_size): Instead of checking
8950 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8951 are no FIELD_DECLs following it.
8953 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
8955 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
8956 order to match bswaps with signed source operands.
8958 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8960 * sdbout.c (sdbout_one_type): Fix braces in switch.
8962 2009-06-23 Richard Guenther <rguenther@suse.de>
8964 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
8966 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
8967 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
8968 var_callused, callused_tree, var_storedanything, storedanything_tree,
8969 var_integer, integer_tree): Remove global variables.
8970 (new_var_info): Do not pass new id, append the new var to the
8971 global variable vector.
8972 (do_ds_constraint): Use is_global_var member of the variable-info.
8973 (new_scalar_tmp_constraint_exp): Adjust.
8974 (create_function_info_for): Likewise.
8975 (create_variable_info_for): Likewise.
8976 (find_what_var_points_to): Remove dead code.
8977 (init_base_vars): Simplify.
8978 (compute_points_to_sets): Adjust.
8980 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8982 * combine.c (try_combine): Dump information about the insns we're
8985 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8987 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
8988 check when calling force_to_mode on TRUNCATE's operand.
8990 2009-06-22 Ian Lance Taylor <iant@google.com>
8992 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
8994 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8996 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
8998 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9000 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9001 override library linkage flags such as -static-libgcc or
9004 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9006 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9008 2009-06-22 Ian Lance Taylor <iant@google.com>
9010 * config/linux.opt: Put mglibc ahead of muclibc.
9012 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9013 for duplicate decls.
9015 2009-06-22 Matthias Klose <doko@ubuntu.com>
9017 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9019 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9022 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9023 instead of NULL if a parser error occurs.
9025 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9027 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9028 non-DWARF2_DEBUGGING_INFO version.
9030 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9032 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9033 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9035 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9036 (LIBGCC2_TF_CEXT): Define.
9039 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9042 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9044 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9046 * config/arm/arm.c (arm_override_options): Disable
9047 -mcaller-super-interworking and -mcallee-super-interworking.
9048 * doc/invoke.texi (ARM Options): Document this.
9050 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9052 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9053 * config/arm/constraints.md (j): New constraint for movw operands.
9054 (N): Remove thumb2 meaning.
9055 * config/arm/arm.md (*arm_movw): Delete.
9056 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9057 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9058 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9060 2009-06-22 Martin Jambor <mjambor@suse.cz>
9062 PR tree-optimization/40492
9063 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9064 build_ref_for_offset.
9066 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9068 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9069 JUMP_TABLE_DATA_P predicates where applicable.
9070 * auto-inc-dec.c: Ditto.
9071 * builtins.c: Ditto.
9072 * caller-save.c: Ditto.
9074 * cfgcleanup.c: Ditto.
9075 * cfglayout.c: Ditto.
9078 * combine-stack-adj.c: Ditto.
9084 * dwarf2asm.c: Ditto.
9085 * dwarf2out.c: Ditto.
9086 * emit-rtl.c: Ditto.
9092 * function.c: Ditto.
9095 * genpreds.c: Ditto.
9096 * genrecog.c: Ditto.
9098 * ira-costs.c: Ditto.
9099 * ira-lives.c: Ditto.
9102 * lower-subreg.c: Ditto.
9103 * modulo-sched.c: Ditto.
9105 * postreload.c: Ditto.
9106 * print-rtl.c: Ditto.
9115 * sched-vis.c: Ditto.
9117 * sel-sched-ir.c: Ditto.
9118 * simplify-rtx.c: Ditto.
9119 * targhooks.c: Ditto.
9120 * var-tracking.c: Ditto.
9121 * vmsdbgout.c: Ditto.
9123 2009-06-22 Matthias Klose <doko@ubuntu.com>
9125 * Makefile.in (install-plugin): Always use DESTDIR.
9127 2009-06-22 Olivier Hainque <hainque@adacore.com>
9129 * config/pa/pa.c (output_call): Don't optimize post call jumps
9130 into return address adjustments if the call may throw.
9132 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9134 * arm.c (thumb1_output_casesi): New function.
9135 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9136 optimizing for size or PIC.
9137 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9138 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9139 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9140 (thumb1_casesi_internal_pic): New expand rule.
9141 (thumb1_casesi_dispatch): New pattern.
9142 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9144 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9145 in the text seciton when PIC or optimizing for size.
9146 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9147 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9148 preservation properties of code.
9149 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9150 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9151 (__gnu_thumb1_case_si): New function.
9152 * t-arm (LIB1ASMSRC): Define here.
9153 (LIB1ASMFUNCS): Add some common functions.
9154 * t-arm-elf (LIB1ASMSRC): Delete.
9155 (LIB1ASMFUNCS): Append to existing set.
9156 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9157 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9158 * t-symbian (LIB1ASMFUNCS): Likewise.
9159 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9160 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9162 2009-06-21 Richard Guenther <rguenther@suse.de>
9164 PR tree-optimization/38729
9165 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9166 to loops with a single exit if -fno-expensive-optimizations.
9168 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9170 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9171 (dataflow_set): Change vars type from htab_t to shared_hash.
9172 (shared_hash_pool, empty_shared_hash): New variables.
9173 (vars_clear): Removed.
9174 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9175 shared_hash_find_slot_unshare, shared_hash_find_slot,
9176 shared_hash_find_slot_noinsert, shared_hash_find): New
9178 (shared_hash_unshare, shared_hash_destroy): New functions.
9179 (unshare_variable): Unshare set->vars if shared, use
9181 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9182 (get_init_value, find_src_set_src, dump_dataflow_set,
9183 clobber_variable_part, emit_notes_for_differences): Use
9185 (dataflow_set_init): Remove second argument, set vars to
9186 empty_shared_hash instead of creating a new htab.
9187 (dataflow_set_clear): Call shared_hash_destroy and set vars
9188 to empty_shared_hash instead of calling vars_clear.
9189 (dataflow_set_copy): Don't call vars_copy, instead just share
9190 the src htab with dst.
9191 (variable_union): Use shared_hash_*, use initially NO_INSERT
9192 lookup if set->vars is shared. Don't keep slot cleared before
9193 calling unshare_variable. Unshare set->vars if needed.
9194 Even ->refcount == 1 vars must be unshared if set->vars is shared
9195 and var needs to be modified.
9196 (variable_canonicalize): New function.
9197 (dataflow_set_union): If dst->vars is empty, just share src->vars
9198 with dst->vars and traverse with variable_canonicalize to canonicalize
9199 and unshare what is needed.
9200 (dataflow_set_different): If old_set and new_set use the same shared
9201 htab, they aren't different. If number of htab elements is different,
9202 htabs are different. Use shared_hash_*.
9203 (dataflow_set_destroy): Call shared_hash_destroy instead of
9205 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9206 second argument to dataflow_set_init.
9207 (vt_initialize): Likewise. Initialize shared_hash_pool and
9208 empty_shared_hash, move bb in/out initialization afterwards.
9209 Use variable_htab_free instead of NULL as changed_variables del hook.
9210 (variable_was_changed): Change type of second argument to pointer to
9211 dataflow_set. When inserting var into changed_variables, bump
9212 refcount. Unshare set->vars if set is shared htab and slot needs to
9214 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9215 lookup if set->vars is shared. Unshare set->vars if needed.
9216 Even ->refcount == 1 vars must be unshared if set->vars is shared
9217 and var needs to be modified. Adjust variable_was_changed caller.
9218 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9219 vars must be unshared if set->vars is shared and var needs to be
9220 modified. Adjust variable_was_changed caller.
9221 (emit_note_insn_var_location): Don't pool_free var.
9222 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9224 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9225 free_alloc_pool on shared_hash_pool.
9227 2009-06-20 Anthony Green <green@moxielogic.com>
9229 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9230 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9232 2009-06-20 Richard Guenther <rguenther@suse.de>
9234 * tree-ssa-structalias.c (find_func_aliases): For memset use
9235 a constraint from NULL if we memset to zero.
9236 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9237 we explicitly handle that do not read from memory.
9238 (call_may_clobber_ref_p_1): Properly handle builtins that may
9241 2009-06-20 Richard Guenther <rguenther@suse.de>
9243 PR tree-optimization/40495
9244 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9245 (new_scalar_tmp_constraint_exp): New function.
9246 (process_constraint): Do not create temporary decls.
9247 (process_all_all_constraints): Likewise.
9248 (handle_const_call): Likewise.
9249 (create_function_info_for): Do not set decl.
9251 2009-06-19 Ian Lance Taylor <iant@google.com>
9253 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9254 (rs6000_attribute_table): Make static; move before use.
9256 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9258 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9259 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9260 Propagate the TREE_READONLY flag without overwriting it.
9261 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9262 Propagate the TREE_READONLY flag onto the result.
9263 (process_call_operands): Move around. Use correct constant value.
9265 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9268 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9269 * config/arm/arm.md: Likewise.
9271 2009-06-19 Ian Lance Taylor <iant@google.com>
9273 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9274 to GIMPLE_ERROR_MARK.
9276 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9277 op2_original_type parameters. Warn about using different enum types.
9278 * c-parser.c (c_parser_conditional_expression): Pass original
9279 types to build_conditional_expr.
9280 * c-tree.h (build_conditional_expr): Update declaration.
9282 2009-06-19 Ian Lance Taylor <iant@google.com>
9284 * config/i386/i386.c (ix86_function_specific_save): Test that
9285 fields match values, rather than testing the values are in a
9288 2009-06-19 Richard Guenther <rguenther@suse.de>
9290 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9292 (ptr_derefs_may_alias_p): Likewise.
9293 (ptr_deref_may_alias_ref_p_1): New function.
9294 (ptr_deref_may_alias_ref_p): Likewise.
9295 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9296 covered by looking at the ESCAPED solution.
9297 (call_may_clobber_ref_p_1): Likewise.
9298 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9299 Handle NULL_TREE offset. Do not produce redundant constraints.
9300 (process_all_all_constraints): New helper function.
9301 (do_structure_copy): Use it.
9302 (handle_lhs_call): Likewise.
9303 (find_func_aliases): Handle some builtins with pointer arguments
9304 and/or return values explicitly.
9306 2009-06-19 Ian Lance Taylor <iant@google.com>
9308 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9310 2009-06-19 Ian Lance Taylor <iant@google.com>
9312 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9314 2009-06-19 Ian Lance Taylor <iant@google.com>
9316 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9317 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9320 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9321 uninitialized const.
9323 2009-06-19 Ian Lance Taylor <iant@google.com>
9325 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9328 * c-decl.c (in_struct, struct_types): Remove.
9329 (struct c_binding): Add in_struct field.
9330 (c_binding_ptr): Define type, along with VEC.
9331 (struct c_struct_parse_info): Define.
9332 (struct_parse_info): New static variable.
9333 (bind): Initialize in_struct field.
9334 (start_struct): Remove enclosing_in_struct and
9335 enclosing_struct_types parameters. Add
9336 enclosing_struct_parse_info parameter. Change all callers. Set
9337 struct_parse_info rather than in_struct and struct_types.
9338 (grokfield): If -Wc++-compat and there is a symbol binding for the
9339 field name, set the in_struct flag and push it on the
9340 struct_parse_info->fields vector.
9341 (warn_cxx_compat_finish_struct): New static function.
9342 (finish_struct): Remove enclosing_in_struct and
9343 enclosing_struct_types parameters. Add
9344 enclosing_struct_parse_info parameter. Change all callers. Don't
9345 set C_TYPE_DEFINED_IN_STRUCT here. Call
9346 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9347 parameter. Only push on struct_types if warn_cxx_compat.
9348 (finish_enum): Only push on struct_types if warn_cxx_compat.
9349 (declspecs_add_type): Add loc parameter. Change all callers.
9350 Change all error calls to error_at. Pass loc, not input_location,
9351 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9352 defined in a struct. If -Wc++-compat and parsing a struct, record
9353 that a typedef name was used.
9354 * c-parser.c (c_parser_declspecs): Get location to pass to
9356 (c_parser_struct_or_union_specifier): Update calls to start_struct
9358 * c-tree.h (struct c_struct_parse_info): Declare.
9359 (finish_struct, start_struct): Update declarations.
9360 (declspecs_add_type): Update declaration.
9362 2009-06-19 Ian Lance Taylor <iant@google.com>
9364 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9365 variable with an anonymous type.
9367 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9369 * see.c: Remove for real.
9371 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9373 * optabs.h (enum optab_index): Add new OTI_significand.
9374 (significand_optab): Define corresponding macro.
9375 * optabs.c (init_optabs): Initialize significand_optab.
9376 * genopinit.c (optabs): Implement significand_optab using
9377 significand?f2 patterns.
9378 * builtins.c (expand_builtin_mathfn): Handle
9379 BUILT_IN_SIGNIFICAND{,F,L}.
9380 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9381 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9383 * config/i386/i386.md (significandxf2, significand<mode>2): New
9384 expanders to implement significandf, significand and significandl
9385 built-ins as inline x87 intrinsics.
9387 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9389 * config/avr/avr.c (avr_override_options): Remove setting value of
9390 PARAM_INLINE_CALL_COST.
9392 2009-06-18 Richard Henderson <rth@redhat.com>
9395 * tree-pass.h (TDF_ASMNAME): New.
9396 * tree-dump.c (dump_options): Add asmname.
9397 * doc/invoke.texi: Document it.
9399 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9400 (dump_decl_name): ...here.
9401 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9402 (dump_generic_node): Update dump_function_name calls.
9403 (print_call_name): New flags arg; update all dump calls.
9404 * diagnostic.h (print_call_name): Update.
9405 * gimple-pretty-print.c (dump_gimple_call): Update.
9407 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9410 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9412 2009-06-18 Diego Novillo <dnovillo@google.com>
9414 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9415 * plugin.c (str_license): Declare.
9416 (try_init_one_plugin): Assert that the symbol
9417 'plugin_is_GPL_compatible' exists.
9419 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9422 * Makefile.in (OBJS-common): Remove see.o.
9424 * common.opt (fsee): Mark as preserved for backward compatibility.
9425 * opts.c (common_handle_option): Add OPT_fsee to the backward
9426 compatibility section.
9427 * passes.c (init_optimization_passes, pass_see): Remove pass.
9428 * timevar.def (TV_SEE): Remove.
9429 * tree-pass.h (pass_see): Remove declaration.
9430 * doc/invoke.texi (-fsee): Remove documentation.
9432 2009-06-18 Martin Jambor <mjambor@suse.cz>
9434 * tree-sra.c: Include statistics.h
9435 (sra_stats): New variable.
9436 (sra_initialize): Clear sra_stats.
9437 (create_access_replacement): Increment sra_stats.replacements.
9438 (get_access_replacement): Do not return twice.
9439 (analyze_all_variable_accesses): Increment statistics counter by the
9440 number of scalarized aggregates.
9441 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9442 (sra_modify_expr): Increment sra_stats.exprs.
9443 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9444 (sra_modify_assign): Increment sra_stats.exprs,
9445 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9446 (perform_intra_sra): Update statistics counters.
9447 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9449 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9451 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9452 (arm_scalar_mode_supported_p): New function.
9454 2009-06-18 Paul Brook <paul@codesourcery.com>
9455 Sandra Loosemore <sandra@codesourcery.com>
9457 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9458 (__extendhfsf2, __truncsfhf2): Define.
9459 * config/arm/fp16.c: New file.
9460 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9461 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9463 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9465 * doc/extend.texi (Half-Precision): New section.
9466 * doc/invoke.texi (Option Summary): List -mfp16-format.
9467 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9468 * config/arm/arm.opt (mfp16-format=): New.
9469 * config/arm/arm.c: Include intl.h.
9470 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9471 (TARGET_INVALID_RETURN_TYPE): Redefine.
9472 (TARGET_PROMOTED_TYPE): Redefine.
9473 (TARGET_CONVERT_TO_TYPE): Redefine.
9474 (arm_fp16_format): Define.
9475 (all_fpus): Add entry for neon-fp16.
9476 (fp_model_for_fpu): Likewise.
9477 (struct fp16_format): Declare.
9478 (all_fp16_formats): Define.
9479 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9481 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9483 (arm_legitimate_index_p): Treat HFmode like HImode.
9484 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9485 (coproc_secondary_reload_class): Special-case HFmode.
9486 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9487 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9488 (arm_init_fp16_builtins): New.
9489 (arm_init_builtins): Call it.
9490 (arm_invalid_parameter_type): New.
9491 (arm_invalid_return_type): New.
9492 (arm_promoted_type): New.
9493 (arm_convert_to_type).
9494 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9496 (arm_emit_fp16_const): New function.
9497 (arm_mangle_type): Mangle __fp16 as "Dh".
9498 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9500 (TARGET_NEON_FP16): New.
9501 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9502 (enum fputype): Add FPUTYPE_NEON_FP16.
9503 (enum arm_fp16_format_type): Declare.
9504 (arm_fp16_format): Declare.
9505 (LARGEST_EXPONENT_IS_NORMAL): Define.
9506 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9507 * config/arm/arm-modes.def (HFmode): Define.
9508 * config/arm/vfp.md: (*movhf_vfp): New.
9511 * config/arm/arm.md: (fpu): Add neon_fp16.
9512 (floatsihf2, floatdihf2): New.
9513 (fix_trunchfsi2, fix_trunchfdi2): New.
9517 (*arm32_movhf): New.
9518 (*thumb1_movhf): New.
9519 (consttable_2): Add check for HFmode constants.
9520 (consttable_4): Handle HFmode constants.
9522 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9524 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9526 2009-06-17 Olivier Hainque <hainque@adacore.com>
9528 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9529 const char ** conversion in AIX specific section.
9531 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9533 * config/i386/i386.c (ix86_special_builtin_type): Remove
9534 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9535 (bdesc_special_args): Updated.
9536 (ix86_init_mmx_sse_builtins): Likewise.
9537 (ix86_expand_special_args_builtin): Likewise.
9539 2009-06-17 Richard Henderson <rth@redhat.com>
9541 * tree-pretty-print.c (maybe_dump_asm_name): New.
9542 (dump_decl_name): Use it.
9543 (PRINT_FUNCTION_NAME): Merge into...
9544 (dump_function_name): ... here. Use maybe_dump_asm_name.
9546 2009-06-17 Cary Coutant <ccoutant@google.com>
9548 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9550 * debug.c (struct gcc_debug_hooks): Change placeholder for
9552 (debug_nothing_int_charstar_int): Replaced by...
9553 (debug_nothing_int_charstar_int_bool): ...this.
9554 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9555 source_line prototype.
9556 (debug_nothing_int_charstar_int): Replaced by...
9557 (debug_nothing_int_charstar_int_bool): ...this.
9558 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9559 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9560 Output is_stmt operand when necessary.
9561 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9562 (notice_source_line): Add is_stmt parameter.
9563 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9564 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9566 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9567 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9569 2009-06-17 Ian Lance Taylor <iant@google.com>
9571 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9573 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9576 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9578 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9579 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9580 tree_strip_sign_nop_conversions and
9581 tree_ssa_strip_useless_type_conversions rather than stripping
9582 the operations here.
9583 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9585 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9586 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9587 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9588 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9591 2009-06-17 Michael Eager <eager@eagercon.com>
9593 * config/rs6000/constraints.md (register_constraint "d"): New.
9594 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9595 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9596 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9597 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9598 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9599 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9600 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9601 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9602 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9603 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9605 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9606 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9607 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9608 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9609 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9610 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9611 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9612 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9613 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9614 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9615 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9616 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9617 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9618 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9620 2009-06-16 Ian Lance Taylor <iant@google.com>
9622 * profile.c (total_num_never_executed): Don't define.
9623 (compute_branch_probabilities): Don't count or print
9625 (init_branch_prob): Don't set total_num_never_executed.
9626 (end_branch_prob): Don't print total_num_never_executed.
9628 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9630 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9632 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9634 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9635 (nabstd2_fpr): Same.
9637 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9639 * expr.c (expand_assignment): Change complex type check.
9641 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9643 * doc/plugins.texi (Building GCC plugins): Added new section.
9645 2009-06-17 Ian Lance Taylor <iant@google.com>
9647 * c-pch.c (get_ident): Don't set size of templ array.
9648 (pch_init): Don't set size of partial_pch array.
9650 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9651 string constant to intialize an array whose size is the length of
9654 2009-06-17 Richard Guenther <rguenther@suse.de>
9656 PR tree-optimization/40389
9657 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9658 to addressable types.
9659 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9661 2009-06-17 Richard Guenther <rguenther@suse.de>
9664 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9665 if there is no evolution of left in the loop bail out.
9666 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9667 chrec_fold_multiply.
9669 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9670 Janis Johnson <janis187@us.ibm.com>
9673 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9674 for the symbol ref of a constant that is the source of a move
9675 - nor for any other not-obvious-label-ref constants.
9677 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9679 * plugin.c (position_pass): Skip newly inserted pass during list
9680 traversal to avoid repeated insertion.
9682 2009-06-16 Ian Lance Taylor <iant@google.com>
9684 * vec.h (VEC_stack_alloc): Define different version if
9685 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9686 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9687 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9688 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9690 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9692 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9694 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9695 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9696 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9697 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9698 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9699 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9700 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9701 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9702 __builtin_ia32_rdtscp.
9703 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9704 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9705 and __builtin_ia32_rorhi.
9706 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9707 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9708 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9709 (ix86_expand_args_builtin): Likewise.
9710 (ix86_expand_special_args_builtin): Likewise.
9712 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9713 (UNSPECV_RDTSC): Likewise.
9714 (UNSPECV_RDPMC): Likewise.
9715 (*bsr): Renamed to ...
9717 (*bsr_rex64): Renamed to ...
9721 (*rdpmc_rex64): Likewise.
9724 (*rdtsc_rex64): Likewise.
9726 (*rdtscp): Likewise.
9727 (*rdtscp_rex64): Likewise.
9729 * config/i386/ia32intrin.h: New.
9731 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9733 2009-06-16 Ian Lance Taylor <iant@google.com>
9735 * ira-build.c (copy_info_to_removed_store_destinations):
9736 Initialize parent_a.
9738 2009-06-16 Ian Lance Taylor <iant@google.com>
9740 * c-decl.c (grokdeclarator): Change size_varies to bool.
9742 2009-06-16 Ian Lance Taylor <iant@google.com>
9744 * sel-sched.c: Make forward declarations of move_op_hooks and
9745 fur_hooks explicitly extern.
9747 2009-06-16 Ian Lance Taylor <iant@google.com>
9749 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9750 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9752 2009-06-16 Ian Lance Taylor <iant@google.com>
9754 * resource.c (mark_referenced_resources): Change
9755 include_delayed_effects parameter to bool. Change all callers.
9756 (mark_end_of_function_resources): Likewise.
9757 * reorg.c (insn_references_resource_p): Likewise.
9758 (insn_sets_resource_p): Likewise.
9759 * resource.h (mark_referenced_resources): Update declaration.
9760 (mark_end_of_function_resources): Update declaration.
9762 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9764 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9766 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9768 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9769 GCC can bootstrap on AIX with GNU Binutils 2.20.
9771 2009-06-16 Ian Lance Taylor <iant@google.com>
9773 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9775 2009-06-16 Ian Lance Taylor <iant@google.com>
9777 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9778 inline, not extern inline.
9779 (exact_log2): Likewise.
9780 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9782 (exact_log2): Likewise, but don't test CTZ_HWI.
9784 2009-06-16 Ian Lance Taylor <iant@google.com>
9786 * bitmap.c (bitmap_clear): Don't declare as inline.
9787 * gimple.c (gimplify_assign): Likewise.
9788 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
9789 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
9790 (sched_scan_info): Remove duplicate definition.
9792 2009-06-16 Ian Lance Taylor <iant@google.com>
9794 * c-common.c (skip_evaluation): Don't define.
9795 (c_inhibit_evaluation_warnings): Define global variable.
9796 (overflow_warning): Check c_inhibit_evaluation_warnings rather
9797 than skip_evaluation.
9798 (convert_and_check, warn_for_div_by_zero): Likewise.
9799 * c-common.h (skip_evaluation): Don't declare.
9800 (c_inhibit_evaluation_warnings): Declare.
9801 * c-parser.c (c_parser_typeof_specifier): Set
9802 c_inhibit_evaluation_warnings rather than skip_evaluation.
9803 (c_parser_conditional_expression): Likewise.
9804 (c_parser_binary_expression): Likewise.
9805 (c_parser_sizeof_expression): Likewise.
9806 (c_parser_alignof_expression): Likewise.
9807 * c-typeck.c (build_indirect_ref): Check
9808 c_inhibit_evaluation_warnings rather than skip_evaluation.
9809 (build_conditional_expr, build_binary_op): Likewise.
9811 2009-06-16 Richard Guenther <rguenther@suse.de>
9813 * tree-ssa-alias.c (is_escape_site): Remove.
9814 * tree-ssa-alias.h (enum escape_type): Remove.
9815 (is_escape_site): Likewise.
9816 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
9817 via casts and asms without deferring to is_escape_site.
9819 2009-06-16 Jakub Jelinek <jakub@redhat.com>
9822 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
9823 use gen_lowpart if op0 has complex mode.
9825 2009-06-16 Richard Guenther <rguenther@suse.de>
9827 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
9828 variables add them to ESCAPED.
9829 (find_func_aliases): Do not make all indirectly stored values escaped.
9831 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
9833 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
9836 2009-06-16 Martin Jambor <mjambor@suse.cz>
9838 PR tree-optimization/40432
9839 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9840 check whether we need to force gimple register operand.
9842 2009-06-16 Martin Jambor <mjambor@suse.cz>
9844 PR tree-optimization/40413
9845 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9846 build_ref_for_offset.
9847 (propagate_subacesses_accross_link): Fix a typo in a comment.
9849 2009-06-16 Ira Rosen <irar@il.ibm.com>
9851 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9852 with additional parameter.
9853 * tree-vectorizer.h (enum vect_def_type): Add new value
9855 (enum vect_relevant): Add comments.
9856 (vect_is_simple_reduction): Add new argument.
9857 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9858 Detect nested cycles.
9859 (vect_is_simple_reduction): Update documentation, add an argument to
9860 distinguish inner-loop reduction from nested cycle, detect nested
9861 cycles, fix printings and indentation, don't swap operands in case
9863 (get_initial_def_for_reduction): Handle subtraction.
9864 (vect_create_epilog_for_reduction): Add new argument to specify
9866 (vect_finalize_reduction): Handle subtraction, fix comments.
9867 (vectorizable_reduction): Handle nested cycles. In case of nested
9868 cycle keep track of the reduction variable position. Call
9869 vect_is_simple_reduction with additional parameter. Use original
9870 statement code in reduction epilogue for nested cycle. Call
9871 vect_create_epilog_for_reduction with additional parameter.
9872 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9873 inner-loop vectorization.
9874 (vect_recog_widen_sum_pattern): Likewise.
9875 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9877 (vect_mark_stmts_to_be_vectorized): Likewise.
9878 (vect_get_vec_def_for_operand): Handle nested cycles.
9880 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9882 * doc/invoke.texi (Debugging Options): Fix option index entries
9883 for -fdump-statistics, -frandom-seed add entries for
9884 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9885 (FRV Options): Fix entries for -mTLS, -mtls.
9886 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9887 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9888 (M68hc1x Options): Fix @itemx for -mnominmax.
9889 (MCore Options): Fix entry for -mno-lsim.
9890 (MMIX Options): Fix entry for -mabi=mmixware.
9891 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9893 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9895 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9896 Mention the plugin mode of gengtype.
9897 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9898 * gengtype.c: Updated copyright.
9899 (plugin_files, nb_plugin_files) Added new static variables.
9900 (measure_input_list) Care about plugin_files.
9901 (write_rtx_next): Added early return in plugin mode.
9902 (create_file): Updated copyright year in generated file. Added
9904 (oprintf): Added early return if NULL outf.
9905 (get_output_file_with_visibility): Care of plugin_files.
9906 (get_output_file_name): May return null.
9907 (write_local): Added early return.
9908 (put_mangled_filename): Ditto.
9909 (finish_root_table): Added check for base_files.
9910 (write_roots): Care about null when plugins.
9911 (main): Added plugin mode.
9913 2009-06-15 Ian Lance Taylor <iant@google.com>
9915 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9916 * gcov.c (read_count_file): Add braces around variables declared
9919 * c.opt (Wjump-misses-init): New warning.
9920 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9921 -Wall and -Wc++-compat if not already set.
9922 (c_common_post_options): Clear warn_jump_misses_init if it was not
9924 * c-decl.c (struct c_binding): Change type field to a union with
9925 new label field. Make it the first field in the struct. Update
9926 references to type to use u.type instead.
9927 (struct c_spot_bindings): Define.
9928 (struct c_goto_bindings): Define.
9929 (c_goto_bindings_p): Define, along with VECs.
9930 (struct c_label_vars): Define.
9931 (struct c_scope): Add has_label_bindings field.
9932 (bind_label, set_spot_bindings): New static functions.
9933 (decl_jump_unsafe, update_spot_bindings): New static functions.
9934 (update_label_decls): New static function.
9935 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9936 Update binding u.label field to shadowed field.
9937 (c_binding_start_stmt_expr): New function.
9938 (c_binding_end_stmt_expr): New function.
9939 (pushdecl): Don't call c_begin_vm_scope.
9940 (make_label): Add defining and p_label_vars parameters. Change
9942 (lookup_label): Correct test for whether a label has not yet been
9943 defined. Call bind_label rather than bind.
9944 (warn_about_goto): New static function.
9945 (lookup_label_for_goto): New function.
9946 (declare_label): Call bind_label rather than bind.
9947 (check_earlier_gotos): New static function.
9948 (define_label): Don't give errors about jumping into statement
9949 expressions or scopes of variably modified types. Call
9950 set_spot_bindings and check_earlier_gotos. Call bind_label
9951 instead of bind. Don't set label_context_stack_se or
9952 label_context_stack_vm.
9953 (c_get_switch_bindings): New function.
9954 (c_release_switch_bindings): New function.
9955 (c_check_switch_jump_warnings): New function.
9956 (start_function): Don't set label_context_stack_se or
9957 label_context_stack_vm.
9958 (finish_function): Likewise.
9959 * c-typeck.c (label_context_stack_se): Don't define.
9960 (label_context_stack_vm): Don't define.
9961 (c_finish_goto_label): Call lookup_label_for_goto rather than
9962 lookup_label. Don't give errors about jumping into a statement
9963 expression or the scope of a variably modified type. Don't set
9964 label_context_stack_se or label_context_stack_vm.
9965 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
9966 fields. Add bindings field.
9967 (c_start_case): Don't set deleted fields. Set bindings field.
9968 (do_case): Rework order of tests. Don't check blocked_stmt_expr
9969 or blocked_vm. Call c_check_switch_jump_warnings.
9970 (c_finish_case): Don't test blocked_stmt_expr field. Call
9971 c_release_switch_bindings.
9972 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
9973 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9974 set label_context_stack_se. Call c_bindings_start_stmt_expr.
9975 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
9976 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9977 set label_context_stack_se. Call c_bindings_end_stmt_expr.
9978 (c_begin_vm_scope, c_end_vm_scope): Don't define.
9979 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
9980 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
9981 (C_DECL_UNJUMPABLE_VM): Don't define.
9982 (C_DECL_UNDEFINABLE_VM): Don't define.
9983 (struct c_label_list): Don't define.
9984 (struct c_label_context_se): Don't define.
9985 (struct c_label_context_vm): Don't define.
9986 (struct c_spot_bindings): Declare.
9987 (c_bindings_start_stmt_expr): Declare.
9988 (c_bindings_end_stmt_expr): Declare.
9989 (lookup_label_for_goto): Declare.
9990 (c_get_switch_bindings, c_release_switch_bindings): Declare.
9991 (c_check_switch_jump_warnings): Declare.
9992 (label_context_stack_se, label_context_stack_vm): Don't declare.
9993 (c_finish_goto_label): Update declaration.
9994 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
9995 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
9996 (Warning Options): Document -Wjump-misses-init.
9998 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10000 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10003 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10005 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10007 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10009 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10011 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10013 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10015 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10017 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10018 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10019 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10020 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10021 * dwarf2asm.c (dw2_force_const_mem): Update call to
10022 make_decl_one_only.
10023 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10024 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10025 * langhooks.c (lhd_comdat_group): Remove.
10026 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10027 * tree.h (DECL_COMDAT_GROUP): New.
10028 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10029 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10030 (make_decl_one_only): Change signature.
10031 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10032 make_decl_one_only.
10033 (make_decl_one_only): Change signature.
10034 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10036 2009-06-15 Richard Guenther <rguenther@suse.de>
10038 PR middle-end/40439
10039 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10041 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10043 * tree-ssa-math-opts.c: Remove extra divide.
10045 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10047 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10049 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10051 * passes.c: Add bswap pass.
10052 * tree-pass.h: Add pass_optimize_bswap declaration.
10053 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10054 Include rtl.h, expr.h and optabs.h for optab_handler check.
10055 (struct symbolic_number, pass_optimize_bswap): New definition.
10056 (do_shift_rotate, verify_symbolic_number_p): New functions.
10057 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10058 (gate_optimize_bswap): New function.
10059 * tree.c (widest_int_cst_value): New function.
10060 * tree.h (widest_int_cst_value): Prototype added.
10062 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10064 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10065 REG_EQUAL/REG_EQUIV notes.
10067 2009-06-14 Richard Guenther <rguenther@suse.de>
10069 PR middle-end/40389
10070 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10071 has its address taken if NRV was applied and it is addressable.
10072 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10073 function split out from ...
10074 (get_constraint_for_1): ... here.
10075 (handle_rhs_call): Use it to mark the return slot escaped if
10076 it is addressable and NRV was applied.
10078 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10080 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10081 Change first argument type to location_t.
10082 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10083 Do not set input_location.
10084 Use loc instead of input_location throughout.
10086 2009-06-13 Richard Guenther <rguenther@suse.de>
10088 PR tree-optimization/40421
10089 * tree-predcom.c (should_unroll_loop_p): Remove.
10090 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10092 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10094 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10095 Add location argument.
10097 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10099 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10101 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10102 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10103 * config/spu/spu-protos.h: Add location to
10104 spu_resolve_overloaded_builtin.
10105 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10106 spu_build_builtin_va_list.
10107 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10108 argument. Pass location to build_function_call_vec.
10109 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10111 (emit_fpu_switch): Same.
10112 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10113 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10114 to build_decl and create_artificial_label.
10115 (xtensa_gimplify_va_arg_expr): Same.
10116 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10117 (xstormy16_gimplify_va_arg_expr): Same.
10118 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10119 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10120 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10121 (mips16_build_function_stub): Same.
10122 (mips16_build_call_stub): Same.
10124 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10127 * arm/constraints.md (Pa, Pb): New constraints.
10128 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10129 split pattern to deal with them.
10131 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10133 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10134 fix index entry for -Xpreprocessor.
10136 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10138 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10139 Add location argument to build_decl call.
10140 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10141 (rs6000_init_builtins): Same.
10142 (spe_init_builtins): Same.
10143 (rs6000_gimplify_va_arg): Add location argument to
10144 create_artificial_label call.
10146 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10148 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10149 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10150 * Makefile.in: Fix GGC dependency for gcse.o.
10152 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10154 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10155 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10156 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10158 * c-parser.c (c_parser_binary_expression): Use current column while
10159 building binary operations.
10160 * common.opt (fshow-column): Enable by default.
10161 * tree-vrp.c (check_array_ref): Use warning_at.
10162 (check_array_bounds): Use location from call back if expr has no
10164 * tree.h: Add location argument to maybe_fold_*.
10165 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10166 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10167 (maybe_fold_offset_to_component_ref): Same.
10168 (maybe_fold_offset_to_reference): Same.
10169 (maybe_fold_offset_to_address): Same.
10170 (maybe_fold_stmt_indirect): Same.
10171 (maybe_fold_stmt_addition): Same.
10172 (fold_stmt_r): Pass location to maybe_fold_*.
10173 (fold_gimple_assign): Same.
10174 * c-tree.h: Add location argument to finish_decl,
10175 default_function_array_conversion, store_init_value.
10176 * c-decl.c (define_label): Use error_at.
10177 (c_make_fname_decl): Pass location to finish_decl.
10178 (finish_decl): New location argument.
10179 (build_compound_literal): Pass location to store_init_value.
10180 (grokdeclarator): Pass location to finish_decl.
10182 * c-typeck.c (array_to_pointer_conversion): New location argument.
10183 (function_to_pointer_conversion): Same.
10184 (default_function_array_conversion): Same.
10185 (parser_build_unary_op): Pass location to overflow_warning.
10186 (parser_build_binary_op): Same. Use warning_at.
10187 (build_unary_op): Pass location to array_to_pointer_conversion.
10188 (build_c_cast): Pass location to digest_init.
10189 (build_modify_expr): New location argument.
10190 (convert_for_assignment): Same.
10191 (store_init_value): Same.
10192 (digest_init): Same.
10193 (output_init_element): Pass location to digest_init and
10194 array_to_pointer_conversion.
10195 (c_finish_return): Pass location to convert_for_assignment.
10196 * gimplify.c (gimplify_conversion): Pass location to
10197 maybe_fold_offset_to_address.
10198 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10199 to maybe_fold_stmt_addition.
10200 * c-omp.c (c_finish_omp_atomic): Pass new location to
10202 (c_finish_omp_for): Same.
10203 * c-common.c (overflow_warning): New argument.
10204 * c-common.h: New argument to build_modify_expr, overflow_warning.
10205 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10207 (c_parser_initializer): Pass location to
10208 default_function_array_conversion.
10209 (c_parser_initelt): Same.
10210 (c_parser_initval): Same.
10211 (c_parser_asm_operands): Same.
10212 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10213 (c_parser_conditional_expression): Same.
10214 (c_parser_binary_expression): Add location info to stack. Use it.
10215 (c_parser_unary_expression): Pass location to
10216 default_function_array_conversion, parser_build_unary_op,
10217 build_indirect_ref, c_parser_postfix_expression_after_primary.
10218 (c_parser_postfix_expression_after_primary): New location argument.
10220 (c_parser_expression_conv): Pass location to
10221 default_function_array_conversion.
10222 (c_parser_expr_list): Same.
10223 (c_parser_omp_atomic): Same.
10224 (c_parser_omp_for_loop): Same.
10225 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10226 (build_array_declarator): New argument.
10227 * c-decl.c (build_array_declarator): Add location argument.
10228 (grokdeclarator): Set id_loc for cdk_array.
10229 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10230 build_array_declarator.
10231 * tree.c (build_omp_clause): Add location argument.
10232 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10233 (OMP_CLAUSE_LOCATION): New macro.
10234 (struct tree_omp_clause): Add location field.
10235 (build_omp_clause): Add argument.
10236 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10237 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10239 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10240 (cp_parser_omp_clause_collapse): Same.
10241 (cp_parser_omp_clause_default): Same.
10242 (cp_parser_omp_clause_if): Same.
10243 (cp_parser_omp_clause_nowait): Same.
10244 (cp_parser_omp_clause_num_threads): Same.
10245 (cp_parser_omp_clause_ordered): Same.
10246 (cp_parser_omp_clause_schedule): Same.
10247 (cp_parser_omp_clause_untied): Same.
10248 (cp_parser_omp_for_loop): Same.
10249 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10250 * c-tree.h (c_start_case): Add location argument.
10251 (c_process_expr_stmt): Same.
10252 (c_finish_goto_*): Same.
10253 * tree-parloops.c (initialize_reductions): Pass location to
10255 (create_parallel_loop): Same.
10256 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10257 (gfc_trans_omp_reduction_list): Same.
10258 (gfc_trans_omp_clauses): Same.
10259 (gfc_trans_omp_do): Same.
10260 * c-typeck.c (c_finish_goto_label): Same.
10261 (c_finish_goto_ptr): New location argument.
10262 (c_start_case): Same.
10263 (emit_side_effect_warnings): Same.
10264 (c_process_expr_stmt): Same.
10265 (c_finish_stmt_expr): Same.
10266 (c_finish_omp_clauses): Use error_at instead of error.
10267 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10269 * c-omp.c (c_split_parallel_clauses): New location argument.
10270 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10271 to build_omp_clause.
10272 (convert_local_reference_stmt): Same.
10273 (convert_gimple_call): Same.
10274 * c-common.h (c_split_parallel_clauses): New argument.
10275 * c-parser.c (c_parser_statement_after_labels): Pass location to
10276 c_finish_goto_label.
10277 (c_parser_switch_statement): Pass location to c_start_case.
10278 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10279 and c_process_expr_stmt.
10280 (c_parser_omp_variable_list): Add location argument.
10281 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10282 (c_parser_omp_clause_default): Same.
10283 (c_parser_omp_clause_if): Same.
10284 (c_parser_omp_clause_num_threads): Same.
10285 (-c_parser_omp_clause_ordered): Same.
10286 (c_parser_omp_clause_reduction): Pass location to
10287 c_parser_omp_variable_list.
10288 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10289 (c_parser_omp_clause_untied): Same.
10290 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10291 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10293 * c-tree.h (check_for_loop_decls, undeclared_variable,
10294 build_component_ref, build_array_ref, build_external_ref,
10295 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10296 build_conditional_expr, build_compound_expr, c_cast_expr,
10297 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10298 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10300 * c-semantics.c (build_stmt): Same.
10301 (build_case_label): Same.
10302 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10303 (undeclared_variable): New argument.
10304 (make_label): Same.
10305 (lookup_label): Pass location on down.
10306 (define_label): Same.
10307 (finish_decl): Same.
10308 (build_compound_literal): Same.
10309 (finish_struct): Same.
10310 (finish_function): Do not set location here.
10311 (check_for_loop_decls): New argument.
10312 * tree.c (save_expr): Set location.
10313 (build_empty_stmt): New argument.
10314 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10315 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10316 * builtins.c (gimplify_va_arg_expr): Use locations.
10317 (expand_builtin_sync_operation): Same.
10318 * c-typeck.c (build_component_ref): New argument.
10319 (build_array_ref): Same.
10320 (build_external_ref): Same.
10321 (c_expr_sizeof_expr): Same.
10322 (c_expr_sizeof_type): Same.
10323 (parser_build_unary_op): Same.
10324 (build_conditional_expr): Same.
10325 (build_compound_expr): Pass location on down.
10326 (build_compound_expr): New argument.
10327 (build_c_cast): Same.
10328 (c_cast_expr): Same.
10329 (build_asm_expr): Same.
10330 (c_finish_return): Same.
10331 (c_process_expr_stmt): Pass location on down.
10332 (c_finish_stmt_expr): New argument.
10333 (push_clenaup): Same.
10334 (c_finish_omp_parallel): Same.
10335 (c_finish_omp_task): Same.
10336 * gimplify.c (gimplify_call_expr): Pass location on down.
10337 * c-omp.c (c_finish_omp_master): New argument.
10338 (c_finish_omp_critical): Same.
10339 (c_finish_omp_ordered): Same.
10340 (c_finish_omp_barrier): Same.
10341 (-c_finish_omp_taskwait): Same.
10342 (c_finish_omp_atomic): Same.
10343 (c_finish_omp_flush): Same.
10344 * tree-inline.c (copy_tree_body_r): Pass location on down.
10345 (inline_forbidden_p): Remove use of input_location.
10346 * c-gimplify.c (c_build_bind_expr): New argument.
10347 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10348 (c_sizeof_or_alignof_type): New argument.
10349 (c_alignof_expr): Same.
10350 (build_va_arg): Same.
10351 (c_add_case_label): Same.
10352 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10353 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10354 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10355 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10356 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10357 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10359 * stub-objc.c (objc_build_selector_expr): Same.
10360 (objc_build_throw_stmt): Same.
10361 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10362 (c_parser_initelt): Same.
10363 (c_parser_compound_statement): Same.
10364 (c_parser_compound_statement_nostart): Same.
10365 (c_parser_label): Same.
10366 (c_parser_statement_after_labels): Same.
10367 (c_parser_if_body): Same.
10368 (c_parser_else_body): Same.
10369 (c_parser_if_statement): Same.
10370 (c_parser_switch_statement): Same.
10371 (c_parser_while_statement): Same.
10372 (c_parser_do_statement): Same.
10373 (c_parser_for_statement): Same.
10374 (c_parser_asm_statement): Same.
10375 (c_parser_conditional_expression): Same.
10376 (c_parser_binary_expression): Same.
10377 (c_parser_cast_expression): Same.
10378 (c_parser_unary_expression): Same.
10379 (c_parser_sizeof_expression): Same.
10380 (c_parser_alignof_expression): Same.
10381 (c_parser_postfix_expression): Same.
10382 (c_parser_expression): Same.
10383 (c_parser_objc_receiver): Same.
10384 (c_parser_omp_variable_list): Same.
10385 (c_parser_omp_structured_block): Same.
10386 (c_parser_omp_atomic): New argument.
10387 (c_parser_omp_barrier): Same.
10388 (c_parser_omp_critical): Same.
10389 (c_parser_omp_flush): Pass location on down.
10390 (c_parser_omp_for_loop): New argument.
10391 (c_parser_omp_for): Same.
10392 (c_parser_omp_master): Same.
10393 (c_parser_omp_ordered): Same.
10394 (c_parser_omp_sections_scope): Same.
10395 (c_parser_omp_sections): Same.
10396 (c_parser_omp_parallel): Same.
10397 (c_parser_omp_single): Same.
10398 (c_parser_omp_task): Same.
10399 (c_parser_omp_taskwait): Pass location on down.
10400 (c_parser_omp_construct): Same.
10401 (c_parser_omp_threadprivate): Same.
10402 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10403 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10404 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10405 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10406 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10407 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10408 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10409 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10410 config/i386/i386.c, stmt.c:
10411 Add location argument to the following function definitions and/or
10412 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10413 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10414 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10415 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10416 do_case, c_finish_bc_stmt, build_compound_literal,
10417 build_function_call.
10418 * c-decl.c (build_compound_literal): Add location argument.
10419 Make all diagnostic calls use location.
10420 (start_struct): Same.
10421 (finish_struct): Same.
10422 (start_enum): Same.
10423 (build_enumerator): Same.
10424 (start_function): Same.
10425 (grokdeclarator): Make all diagnostic calls use location.
10426 (store_parm_decls_oldstyle): Same.
10427 * c-typeck.c (build_function_call): Add location argument.
10428 Make all diagnostic calls use location.
10430 (c_finish_bc_stmt): Same.
10431 * tree-nested.c (get_trampoline_type): Add argument.
10432 Pass location to build_decl.
10433 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10434 * rtl.h (RTL_LOCATION): New.
10435 * c-common.c (c_add_case_label): Add location argument.
10436 Make all diagnostic calls use location.
10437 * c-common.h: Add location argument to make_fname_decl, do_case,
10438 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10439 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10440 Set it appropriately for every case. Pass enum_loc to start_enum
10441 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10443 (c_parser_struct_or_union_specifier): Save location. Use it for
10444 start_struct, finish_struct, and parser_xref_tag.
10446 2009-06-12 Ian Lance Taylor <iant@google.com>
10448 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10450 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10451 cpp_opts->warn_cxx_operator_names.
10453 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10456 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10457 is returns NULL and OP is a VCE, look through the VCE.
10459 2009-06-12 Ian Lance Taylor <iant@google.com>
10462 * collect2.c (main): Use CONST_CAST2 in code inside #if
10463 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10465 2009-06-12 Joey Ye <joey.ye@intel.com>
10467 PR middle-end/39146
10468 * cfgexpand.c (get_decl_align_unit): Update
10469 max_used_stack_slot_alignment with align instead of
10470 stack_alignment_needed.
10472 * function.c (assign_stack_local_1): Update
10473 max_used_stack_slot_alignment with alignment_in_bits instead
10474 of stack_alignment_needed.
10475 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10478 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10480 * dwarf2out.c (last_var_location_insn): New variable.
10481 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10482 (dwarf2out_var_location): Don't record anything after last real
10483 insn. Only change labels if there were any real instructions
10484 in between last note and this one, or if changed sections.
10486 2009-06-11 Richard Henderson <rth@redhat.com>
10488 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10489 note when storing the frame pointer in a register.
10490 (FRP): Don't redefine to nothing for epilogue.
10491 (alpha_expand_epilogue): Mark register and sp restores.
10492 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10494 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10495 when gen_lowpart is needed.
10497 2009-06-11 Richard Henderson <rth@redhat.com>
10499 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10501 * dwarf2out.c (need_data_align_sf_opcode): New.
10502 (div_data_align): Move earlier.
10503 (def_cfa_1, reg_save): Use it.
10505 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10507 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10508 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10509 (ix86_handle_option): Handle OPT_mcrc32.
10510 (ix86_target_string): Add -mcrc32.
10511 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10513 * config/i386/i386.h (TARGET_CRC32): New.
10515 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10516 (sse4_2_crc32di): Likewise.
10518 * config/i386/i386.opt (mcrc32): New.
10520 * doc/invoke.texi: Document -mcrc32.
10522 2009-06-11 Richard Henderson <rth@redhat.com>
10524 * common.opt (gdwarf-): Accept a version number.
10525 * doc/invoke.texi (gdwarf-): Update docs.
10526 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10527 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10528 version level, and record it.
10530 * dwarf2.h (DW_CIE_VERSION): Remove.
10531 * dwarf2out.c (DWARF_VERSION): Remove.
10532 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10533 (output_call_frame_info): Use CIE version 3 for dwarf3,
10534 or if the return register column is out of range for version 1.
10535 (dwarf_stack_op_name): Add all dwarf3 values.
10536 (DEBUG_PUBTYPES_SECTION): New.
10537 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10538 encoding change for dwarf3.
10539 (output_die) [dw_val_class_die_ref]: Likewise.
10540 (output_compilation_unit_header): Emit correct version for dwarf3.
10541 (output_line_info): Likewise.
10542 (output_pubnames): Update for DWARF_VERSION removal.
10543 (output_aranges): Likewise.
10544 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10545 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10546 (dwarf2out_finish): Likewise.
10548 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10550 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10553 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10556 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10557 * builtins.c (expand_builtin_unreachable): New function.
10558 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10559 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10560 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10562 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10563 searching for missing barriers.
10565 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10567 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10568 when -fprofile-generate* was passed.
10569 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10571 2009-06-11 Anthony Green <green@moxielogic.com>
10573 * config/moxie/moxie.md: Define length attribute for all instructions.
10575 (*b<cond:code>): Support limited branch ranges for new PC-relative
10576 branch instructions.
10577 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10579 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10581 * config/i386/i386.c (min_insn_size): Use get_attr_length
10582 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10583 For __asm return 0.
10585 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10586 instead of emit_insn_before.
10588 2009-06-10 Ian Lance Taylor <iant@google.com>
10591 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10594 2009-06-10 Revital Eres <eres@il.ibm.com>
10596 * passes.c (init_optimization_passes): Reschedule
10597 predictive-commoning pass before complete unroll pass.
10599 2009-06-10 Martin Jambor <mjambor@suse.cz>
10601 * cgraph.c (cgraph_node_can_be_local_p): New function.
10602 (cgraph_make_node_local): New function.
10603 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10604 (cgraph_make_node_local): Declare.
10606 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10608 * tree.h (tree_base): Add packed_flag and user_align fields.
10609 Decrease size of spare field.
10610 (TYPE_USER_ALIGN): Use user_align from tree_base.
10611 (DECL_USER_ALIGN): Likewise.
10612 (TYPE_PACKED): Use packed_flag from tree_base.
10613 (DECL_PACKED): Likewise.
10614 (tree_type): Delete packed_flag and user_align fields. Widen
10615 precision field. Widen mode field and shuffle fields to align
10616 mode on an 8-bit boundary.
10617 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10618 Renumber decl_flag_* fields. Fix comments. Widen
10619 decl_common_unused field.
10620 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10621 (DECL_EXTERNAL): Likewise.
10622 (DECL_BIT_FIELD): Likewise.
10623 (DECL_NONADDRESSABLE_P): Likewise.
10624 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10625 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10627 2009-06-10 Ian Lance Taylor <iant@google.com>
10629 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10630 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10631 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10632 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10633 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10634 DEF_VEC_ALLOC_FUNC_P.
10635 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10636 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10637 DEF_VEC_ALLOC_FUNC_O.
10638 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10639 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10640 DEF_VEC_ALLOC_FUNC_I.
10641 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10642 (vec_stack_p_reserve_exact_1): Declare.
10643 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10644 (vec_stack_free): Declare.
10645 (VEC_stack_alloc): Define.
10646 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10647 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10648 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10649 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10651 (stack_vecs): New static variable.
10652 (vec_stack_p_reserve_exact_1): New function.
10653 (vec_stack_o_reserve_1): New static function.
10654 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10655 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10656 (vec_stack_free): New function.
10657 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10658 (VEC_df_ref_stack_alloc): Define.
10659 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10660 DEF_VEC_ALLOC_P_STACK.
10661 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10662 (struct df_collection_rec): Change _vec fields to VEC. Remove
10664 (df_free_collection_rec): Adjust for new fields.
10665 (df_insn_rescan): Use new df_collection_rec fields.
10666 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10667 (df_ref_create_structure, df_ref_record): Likewise.
10668 (df_get_conditional_uses, df_get_call_refs): Likewise.
10669 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10670 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10671 (df_record_exit_block_uses, df_bb_verify): Likewise.
10672 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10673 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10674 Remove count parameter. Change return type to void. Change all
10676 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10677 Remove count parameter. Change return type to void. Change all
10679 (df_install_refs): Change old_vec parameter to VEC. Remove count
10680 parameter. Change all callers.
10681 (df_install_mws): Change old_vec parameter to VEC. Remove count
10682 parameter. Change all callers.
10683 (df_refs_verify): Change new_rec parameter to VEC. Change call
10685 (df_mws_verify): Likewise.
10687 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10689 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10691 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10693 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10695 2009-06-10 Anthony Green <green@moxielogic.com>
10697 * config/moxie/crti.asm: New file.
10698 * config/moxie/crtn.asm: New file.
10699 * config/moxie/moxie.c: New file.
10700 * config/moxie/moxie.h: New file.
10701 * config/moxie/sfp-machine.h: New file.
10702 * config/moxie/moxie-protos.h: New file.
10703 * config/moxie/t-moxie: Created.
10704 * config/moxie/t-moxie-softfp: Created.
10705 * config/moxie/moxie.md: Created.
10706 * config/moxie/constraints.md: Created.
10707 * config.gcc: Add moxie support.
10708 * doc/md.texi (Machine Constraints): Add moxie constraints.
10709 * doc/contrib.texi (Contributors): Mention moxie port.
10710 * doc/install.texi (Specific): Mention the moxie port.
10712 2009-06-09 Ian Lance Taylor <iant@google.com>
10714 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10715 compiling with C++.
10716 * optabs.c (optab_table): Only use designated initializers if
10717 HAVE_DESIGNATED_INITIALIZERS is defined.
10718 (convert_optab_table): Likewise.
10719 (init_optabs): Always call init_insn_codes if
10720 HAVE_DESIGNATED_INITIALIZERS is not defined.
10722 2009-06-09 Ian Lance Taylor <iant@google.com>
10724 * targhooks.c (default_builtin_vectorized_function): Change fn
10725 parameter to unsigned int.
10726 (default_builtin_vectorized_conversion): Change code parameter to
10728 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10729 * targhooks.h: Update declarations.
10730 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10731 parameter to unsigned int.
10733 * c-typeck.c (comptypes_check_enum_int): New static function.
10734 (comptypes_internal): Add enum_and_int_p parameter. Change all
10736 (comp_target_types): Add location parameter. Change all callers.
10737 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10738 Change all callers.
10739 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10740 (build_conditional_expr): Add colon_loc parameter. Change all
10742 (convert_for_assignment): Add location parameter. Change all callers.
10743 * c-parser.c (c_parser_conditional_expression): Pass location of
10744 colon to build_conditional_expr.
10745 * c-tree.h (build_conditional_expr): Update declaration.
10747 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10749 * graphite.c: Revert previous patch.
10751 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10754 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10756 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10758 * tree-ssa-loop-prefetch.c
10759 (loop_prefetch_arrays): Fixed a portability problem in printf format
10762 2009-06-09 Martin Jambor <mjambor@suse.cz>
10764 PR tree-optimization/40351
10765 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10766 refrence to a potential artifical subaccess can be constructed.
10768 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10770 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10771 (sh_override_options): Likewise.
10772 * config/sh/sh.c: Include params.h.
10773 (sh_optimization_options): New.
10774 (sh_override_options): Likewise.
10775 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10776 (OVERRIDE_OPTIONS): Use sh_override_options.
10778 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10780 * dwarf2out.c (emit_cfa_remember): New variable.
10781 (add_fde_cfi): If emit_cfa_remember, recurse to add
10782 DW_CFA_remember_state first.
10783 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
10784 instead just set emit_cfa_remember.
10786 2009-06-08 Jan Hubicka <jh@suse.cz>
10789 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
10791 2009-06-08 Jan Hubicka <jh@suse.cz>
10793 PR middle-end/39834
10794 * cgraphunit.c (save_inline_function_body): Do not copy transform
10795 hooks for saved inline bodies.
10796 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
10797 for given function.
10799 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
10801 * jump.c (returnjump_p): Handle delayed branches. Add missing
10804 2009-06-08 Jan Hubicka <jh@suse.cz>
10806 PR middle-end/40102
10807 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10808 original node might've been modified.
10809 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
10811 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10813 * tree-object-size.c (addr_object_size): Add OSI argument.
10814 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
10815 (compute_builtin_object_size, expr_object_size): Adjust callers.
10816 (plus_stmt_object_size): Call addr_object_size instead of
10817 compute_builtin_object_size.
10819 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
10820 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10822 * tree-ssa-loop-prefetch.c
10823 (gather_memory_references): Introduced a counter for the number of
10825 (anything_to_prefetch_p): Introduced a counter for the number of
10827 (is_loop_prefetching_profitable): New function with a cost model
10829 (loop_prefetch_arrays): Use the new cost model to determine if
10830 prefetching is profitable.
10831 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
10832 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10833 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
10834 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10835 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
10836 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10838 2009-06-08 Michael Matz <matz@suse.de>
10841 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10842 partitions use the same.
10843 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10844 for basevars of SSA_NAMEs.
10845 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10846 to not expand them twice.
10847 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10850 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10852 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10853 (fdump-final-insns=, gtoggle): New.
10854 * doc/invoke.texi: Document them.
10855 * final.c (rest_of_clean_state): Dump final insn stream.
10856 * gcc.c (invoke_as): Hook in -fcompare-debug.
10857 (static_spec_functions): Add compare-debug-dump-opt,
10858 compare-debug-self-opt and compare-debug-auxbase-opt.
10859 (compare_debug, compare_debug_second, compare_debug_opt): New.
10860 (switches_debug_check, n_switches_debug_check): New.
10861 (debug_auxbase_opt, debug_check_temp_file): New.
10862 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10864 (do_self_spec): Handle arguments after switches.
10865 (do_spec_1): Add .gk extension to temp file basenames for compare.
10866 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10867 (cc1_options): Use it instead of normal auxbase computation for
10868 the second compare-debug compilation.
10869 (compare_files): New.
10870 (main): Set up and implement compare debug mode.
10871 (compare_debug_dump_opt_spec_function): New.
10872 (compare_debug_self_opt_spec_function): New.
10873 (compare_debug_auxbase_opt_spec_function): New.
10874 * toplev.c (process_options): Handle flag_gtoggle,
10875 flag_dump_final_insns.
10876 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10877 during -fcompare-debug-second compilation.
10879 2009-06-07 Ian Lance Taylor <iant@google.com>
10881 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10882 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10884 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10885 with no default node. Change warning with %H to warning_at.
10886 Don't clear warn_switch around case checking.
10887 * doc/invoke.texi (Warning Options): Clarify distinction between
10888 -Wswitch and -Wswitch-enum.
10890 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10892 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10894 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10896 * gbl-ctors.h: Add header guard.
10898 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10900 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10901 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10902 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10903 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10904 prototypes for removed functions.
10905 (expressions_equal_p): Move to ...
10906 * tree-ssa-sccvn.h: ... here and ...
10907 * matrix-reorg.c: ... adjust includes.
10909 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10911 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10913 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10915 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10916 (finish_function): Remove erroneous whitespace.
10918 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10920 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10921 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10923 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10925 * errors.c (internal_error): Commentary typo fix.
10926 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10927 * tree-ssa-pre.c: Ditto.
10929 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10931 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10932 them is supposed to hold actual statements.
10934 2009-06-06 Ian Lance Taylor <iant@google.com>
10936 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10937 empty statements can now have attributes.
10939 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10941 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10942 * config/mips/mips.md: Ditto.
10944 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10946 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10948 (__eabi_uconvert): Likewise.
10950 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10952 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10953 CFI_* definitions with IN_GCC.
10955 2009-06-05 David Edelsohn <edelsohn@gnu.org>
10957 * xcoffout.h (xcoffout_source_line): Update prototype.
10959 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10961 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
10962 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
10964 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10966 PR middle-end/40340
10967 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
10968 inlined_function_outer_scope_p blocks for artificial inlines
10970 * tree.c (tree_nonartificial_location): Rewrite using
10971 block_nonartificial_location.
10973 2009-06-05 Revital Eres <eres@il.ibm.com>
10974 Leehod Baruch <leehod@il.ibm.com>
10976 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
10977 (expand_expr_real_1): Remove comment.
10978 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10979 Vectorize misaligned access when the target supports it.
10980 (vect_supportable_dr_alignment): Check for unaligned access support.
10981 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
10984 2009-06-05 Julian Brown <julian@codesourcery.com>
10986 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
10987 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
10989 2009-06-05 Richard Guenther <rguenther@suse.de>
10992 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
10993 as possibly unused.
10995 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10997 * config/s390/s390.c (global_not_special_regno_p): New static inline.
10998 (save_gprs): Don't tell unwinder when a global register is saved.
10999 (s390_emit_epilogue): Emit needed epilogue unwind info.
11001 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11003 * dwarf2out.c (deferred_asm_name): New.
11004 (add_name_and_src_coords_attributes): Defer creation of
11005 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11007 (move_linkage_attr): New.
11008 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11011 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11013 * tree-nested.c (finalize_nesting_tree_1): Declare the
11014 frame_decl in the binding tree.
11016 2009-06-04 Cary Coutant <ccoutant@google.com>
11018 * basic-block.h (struct basic_block_def): Add discriminator field.
11019 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11021 * debug.c (do_nothing_debug_hooks): Add additional entry.
11022 (debug_nothing_int_charstar_int): New function.
11023 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11024 (debug_nothing_int_charstar_int): New declaration.
11025 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11026 discriminator value in .loc directive.
11027 * final.c (last_discriminator): New variable.
11028 (discriminator): New variable.
11029 (final_start_function): Initialize above variables, pass current
11030 discriminator to debug hook.
11031 (notice_source_line): Check for discriminator change.
11032 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11033 * sdbout.c (sdbout_source_line): New parameter.
11034 * tree-cfg.c (struct locus_discrim_map): New structure type.
11035 (discriminator_per_locus): New hash table.
11036 (build_gimple_cfg): Allocate and free discriminator hash table.
11037 (make_edges): Call assign_discriminator.
11038 (locus_map_hash): New function.
11039 (locus_map_eq): New function.
11040 (next_discriminator_for_locus): New function.
11041 (same_line_p): New function.
11042 (assign_discriminator): New function.
11043 (make_cond_expr_edges): Call assign_discriminator.
11044 (make_gimple_switch_edges): Likewise.
11045 (first_non_label_stmt): New function.
11046 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11048 * xcoffout.c (xcoffout_source_line): Add new parameter.
11050 * configure.ac (gcc_cv_as_discriminator): New configury check for
11051 gas support for discriminator.
11052 * configure: Regenerate.
11053 * config.in: Regenerate.
11055 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11057 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11058 val after checking for integers.
11060 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11062 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11064 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11065 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11066 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11067 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11068 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11069 X64_SSE_REGPARM_MAX.
11070 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11071 X64_SSE_REGPARM_MAX.
11073 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11075 * gcc.c (report_times_to_file): New.
11076 (execute): Implement it.
11077 (process_command): Support -time=.
11078 * doc/invoke.texi: Document it.
11080 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11082 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11083 that have value exprs.
11085 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11087 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11088 declarations for constants until...
11089 (dw2_output_indirect_constant_1): ... this point.
11091 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11094 * arm.md (arm_addsi3): Don't try to split an add with an
11095 eliminable register until after reload has completed.
11097 2009-06-03 Ian Lance Taylor <iant@google.com>
11099 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11100 * genattrtab.c (write_length_unit_log): Likewise.
11101 * genchecksum.c (dosum): Likewise.
11102 * gengtype.c (write_rtx_next): Likewise.
11103 (finish_root_table, write_roots): Likewise.
11104 * gimple.c (gimple_ops_offset_): Likewise.
11105 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11106 * config/arc/arc.c (arc_attribute_table): Likewise.
11107 * config/arm/arm.c (arm_attribute_table): Likewise.
11108 * config/avr/avr.c (avr_attribute_table): Likewise.
11109 * config/crx/crx.c (crx_attribute_table): Likewise.
11110 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11111 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11112 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11113 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11114 * config/sh/sh.c (sh_attribute_table): Likewise.
11115 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11116 * config/spu/spu.c (spu_attribute_table): Likewise.
11117 * config/v850/v850.c (v850_attribute_table): Likewise.
11119 * config/alpha/alpha.c (vms_attribute_table): Make static.
11120 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11121 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11122 * config/mips/mips.c (mips_attribute_table): Likewise.
11124 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11126 (cc1-checksum.o): Likewise.
11128 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11130 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11132 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11134 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11135 insn if it is changing sp. Use gen_add3_insn instead of
11136 conditionally gen_addsi3 and gen_adddi3.
11137 (offset_below_red_zone_p): New static inline function.
11138 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11139 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11140 * config/rs6000/ppc-asm.h: Include auto-host.h.
11141 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11142 CFI_RESTORE): Define.
11143 * config/rs6000/crtresxgpr.asm: Add unwind info.
11144 * config/rs6000/crtresxfpr.asm: Likewise.
11145 * config/rs6000/crtresgpr.asm: Likewise.
11146 * config/rs6000/crtresfpr.asm: Likewise.
11147 * config/rs6000/crtsavgpr.asm: Likewise.
11148 * config/rs6000/crtsavfpr.asm: Likewise.
11150 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11151 argument of DWARF2_FRAME_REG_OUT macros.
11153 2009-06-03 Julian Brown <julian@codesourcery.com>
11155 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11156 words or less (including TImode) in core registers.
11158 2009-06-03 Richard Guenther <rguenther@suse.de>
11160 PR middle-end/40328
11161 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11163 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11165 * statistics.c (statistics_counter_event): Do not record event
11166 in pass dump if its number == -1.
11167 (curr_statistics_hash): Add assert that we never get passes
11168 with static number == -1.
11170 2009-06-03 Richard Guenther <rguenther@suse.de>
11171 Andrey Belevantsev <abel@ispras.ru>
11173 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11174 non-BLKmode arrays addressable.
11176 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11178 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11179 * config/m68k/m68k.h: ... here.
11180 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11183 2009-06-03 Martin Jambor <mjambor@suse.cz>
11185 PR tree-optimization/40323
11186 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11189 2009-06-03 Richard Guenther <rguenther@suse.de>
11191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11194 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11196 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11197 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11198 JUMP_TABLE_DATA_P where applicable.
11199 * config/sh/sh.c: Ditto.
11200 * config/sh/sh.h: Ditto.
11201 * config/sh/sh.md: Ditto.
11202 * config/sh/symbian.c: Ditto.
11204 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11206 * config/i386/driver-i386.c (describe_cache): Optimize
11207 concatenation of strings. Use snprintf instead of sprintf.
11208 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11209 target when not compiling with GCC.
11211 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11213 * config/sh/sh.c: Revert last change.
11214 (sh_expand_epilogue): Emit a blockage insn before the frame
11215 pointer adjustment unconditionally.
11217 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11219 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11220 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11221 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11222 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11223 to COLLECT_GCC_OPTIONS.
11225 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11227 * collect2.c (target_system_root): New variable.
11228 (main): Handle --sysroot=.
11229 (ignore_library): Strip the sysroot from the library path.
11231 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11233 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11234 (collect2.o): Depend on collect2-aix.h.
11235 (collect2-aix.o): New rule.
11236 * collect2-aix.h: New file.
11237 * collect2-aix.c: Likewise.
11238 * collect2.c: Include collect2-aix.h. Don't undefine
11239 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11240 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11241 Use TARGET_AIX_VERSION instead of _AIX51.
11242 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11243 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11244 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11245 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11246 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11248 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11250 * collect2.c (ignore_library): Avoid premature post-increment
11251 and null deference.
11253 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11255 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11256 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11257 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11258 CROSS_DIRECTORY_STRUCTURE too.
11259 (LINK_LIBG_SPEC): Likewise.
11260 (LIB_SPEC): Add %R to sysroot paths.
11261 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11262 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11263 * config/rs6000/aix51.h: As for aix43.h.
11264 * config/rs6000/aix52.h: Likewise.
11265 * config/rs6000/aix53.h: Likewise.
11266 * config/rs6000/aix61.h: Likewise.
11267 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11268 to the beginning of sysroot paths.
11270 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11272 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11273 INSN_LISTs that are out of the REG_NOTE range.
11275 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11277 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11278 (struct var_to_expand): Likewise.
11279 (struct opt_info): Add head and tail for linked lists of the above.
11280 (analyze_insn_to_expand_var): Initialize next.
11281 (analyze_iv_to_split_insn): Likewise.
11282 (analyze_insns_in_loop): Create linked lists.
11283 (allocate_basic_variable): Simplify for use without hash table.
11284 (insert_var_expansion_initialization): Likewise, make it type-safer.
11285 (combine_var_copies_in_loop_exit): Likewise.
11286 (apply_opt_in_copies): Walk lists rather than hash tables.
11287 (release_var_copies): Simplified and inlined by hand into...
11288 (free_opt_info): ... this function.
11290 2009-06-02 Richard Guenther <rguenther@suse.de>
11292 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11295 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11297 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11298 only for builtins that are not overridden.
11300 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11302 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11305 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11307 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11309 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11311 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11313 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11315 * common.opt (fdump-unnumbered-links): New.
11316 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11317 * print-rtl.c (flag_dump_unnumbered_links): New.
11318 (print_rtx): Test it.
11320 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11322 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11323 push/pop multiple to 8-byte alignment.
11325 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11327 * config/i386/i386.c (queued_cfa_restores): New static variable.
11328 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11330 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11331 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11332 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11333 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11334 note unconditionally.
11335 (ix86_emit_restore_regs_using_mov): Likewise.
11336 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11337 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11338 it through to ix86_emit_restore_reg_using_pop.
11339 (ix86_emit_leave): Add RED_OFFSET argument. Call
11340 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11341 instead of adding REG_CFA_OFFSET note unconditionally.
11342 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11343 the above functions. Call ix86_add_queued_cfa_restore_notes when
11346 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11347 force output of the label even for dwarf2out_do_cfi_asm.
11348 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11349 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11350 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11352 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11353 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11354 dwarf2out_cfi_label callers.
11355 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11356 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11357 Adjust dwarf2out_cfi_label callers.
11358 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11360 * config/i386/i386.h (struct machine_cfa_state,
11361 struct machine_function): Guard with ifndef USED_FOR_TARGET
11362 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11365 * emutls.c (__emutls_get_address): Change arr->size to mean number
11366 of allocated arr->data entries instead of # of slots + 1.
11368 PR middle-end/40316
11369 * recog.c (peep2_reinit_state): New function.
11370 (peephole2_init_state): Use it at the end of a basic block and also
11371 when seeing a RTX_FRAME_RELATED_P insn.
11373 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11375 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11376 fixuns_truncrfdi2): New.
11377 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11378 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11379 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11380 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11381 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11382 *recip_approx): Remove.
11383 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11384 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11385 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11387 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11390 2009-06-01 Ian Lance Taylor <iant@google.com>
11392 * attribs.c (register_attribute): Use CONST_CAST.
11393 * collect2.c (main): Use CONST_CAST2.
11394 (scan_prog_file): Likewise.
11395 * gcc.c (process_command, main): Likewise.
11396 * toplev.c (toplev_main): Likewise.
11398 * c-typeck.c (handle_warn_cast_qual): New static function,
11399 partially broken out of build_c_cast.
11400 (build_c_cast): Call handle_warn_cast_qual.
11401 * doc/invoke.texi (Warning Options): Document new effect of
11404 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11406 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11407 (diagnostic_report_current_module): Print columns.
11408 * common.opt (flag_show_column): Enable by default.
11410 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11412 * alias.c (find_base_term): Check for NULL term before returning.
11414 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11416 Revert due to PR40320:
11417 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11418 * calls.c (emit_library_call_value_1): Don't force_operand for move
11421 2009-06-01 Olivier Hainque <hainque@adacore.com>
11422 Eric Botcazou <ebotcazou@adacore.com>
11424 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11425 to be processed as a bitfield for constructor output purposes.
11426 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11428 * varasm.c (oc_local_state): New type, output_constructor
11429 local state to support communication with helpers.
11430 (oc_outer_state): New type, output_constructor outer state of
11431 relevance in recursive calls.
11432 (output_constructor_array_range): New output_constructor helper,
11433 extracted code for an array range element.
11434 (output_constructor_regular_field): New output_constructor helper,
11435 extracted code for an element that is not a bitfield.
11436 (output_constructor_bitfield): New output_constructor helper,
11437 extracted code for a bitfield element. Accept an OUTER state
11438 argument for recursive processing. Recurse on record or array
11439 CONSTRUCTOR values, possibly past noop conversions.
11440 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11441 VALUE is a valid constant-valued expression for use in a static
11442 bit-field initializer.
11443 (output_constructor): Rework to use helpers. Accept and honor an
11444 OUTER state argument for recursive calls. Return total size. Be
11445 prepared for nested constructors initializing bitfields.
11446 (output_constant): Feed OUTER in calls to output_constructor.
11448 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11450 * calls.c (emit_library_call_value_1): Don't force_operand for move
11453 2009-06-01 Nick Clifton <nickc@redhat.com>
11455 * doc/invoke.texi (IA-64 Options): Fix typo.
11457 2009-06-01 Ira Rosen <irar@il.ibm.com>
11459 PR tree-optimization/39129
11460 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11462 (vect_do_peeling_for_loop_bound): Use
11463 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11464 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11465 (vect_loop_versioning): Likewise.
11466 (vect_create_cond_for_alias_checks): Fix indentation.
11467 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11469 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11470 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11471 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11472 "control flow in loop".
11473 (vect_estimate_min_profitable_iters): Use
11474 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11475 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11476 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11477 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11478 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11479 statement belongs to a group of strided accesses with the exact code
11481 (vectorizable_load): Likewise.
11482 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11483 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11485 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11487 * config/freebsd-stdint.h: New file.
11488 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11489 Add freebsd-stdint.h to tm_file.
11491 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11493 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11494 (thumb2_extendhidi2): Likewise.
11496 2009-05-31 Ian Lance Taylor <iant@google.com>
11498 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11500 2009-05-31 Ian Lance Taylor <iant@google.com>
11502 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11503 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11504 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11506 2009-05-31 Jason Merrill <jason@redhat.com>
11508 * tree-pretty-print.c (print_call_name): Take the callee, not the
11509 call itself. Make non-static. Use dump_function_name for functions.
11510 (dump_generic_node): Adjust.
11511 * diagnostic.h: Declare print_call_name.
11512 * gimple-pretty-print.c (dump_gimple_call): Use it.
11514 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11516 * config/sh/sh.md (ashldi3_std): New define_expand.
11519 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11522 * config/sh/sh.c: Include debug.h.
11523 (sh_expand_epilogue): Emit a blockage insn before the frame
11524 pointer adjustment also when dwarf2out_do_frame returns true.
11526 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11528 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11529 (thumb2_extendqidi2): New pattern.
11531 2009-05-31 Ira Rosen <irar@il.ibm.com>
11533 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11534 mark phis for renaming.
11535 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11536 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11537 Call mark_sym_for_renaming.
11538 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11539 * tree-vect-loop.c (vect_transform_loop): Remove
11540 vect_memsyms_to_rename initialization and a call to
11541 mark_set_for_renaming.
11543 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11545 PR middle-end/40304
11546 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11547 frame related even if !set_cfa && style < 0.
11549 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11551 * config/i386/mingw-tls.c: New file.
11552 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11553 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11554 defining _WIN32 but not __CYGWIN__.
11556 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11558 * configure.ac: Add MPC support.
11560 * config.in, configure: Regenerate.
11562 2009-05-29 Richard Henderson <rth@redhat.com>
11564 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11565 NOTE_INSN_BASIC_BLOCK.
11566 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11567 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11568 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11570 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11572 (add_cfi): Disable check redefining cfa away from drap.
11573 (lookup_cfa_1): Add remember argument; handle remember/restore.
11574 (lookup_cfa): Pass remember argument.
11575 (cfa_remember): New.
11576 (compute_barrier_args_size_1): Remove sibcall check.
11577 (dwarf2out_frame_debug_def_cfa): New.
11578 (dwarf2out_frame_debug_adjust_cfa): New.
11579 (dwarf2out_frame_debug_cfa_offset): New.
11580 (dwarf2out_frame_debug_cfa_register): New.
11581 (dwarf2out_frame_debug_cfa_restore): New.
11582 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11583 (dwarf2out_begin_epilogue): New.
11584 (dwarf2out_frame_debug_restore_state): New.
11585 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11586 DW_CFA_restore_state.
11587 (output_cfi_directive): Likewise.
11588 (convert_cfa_to_fb_loc_list): Likewise.
11589 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11590 * dwarf2out.h: Update.
11591 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11592 (copy_insn_1): Early out for null.
11593 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11594 and dwarf2out_frame_debug_restore_state.
11595 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11596 (prologue_insn_hash, epilogue_insn_hash): New.
11597 (free_after_compilation): Adjust freeing accordingly.
11598 (record_insns): Create hash table if needed; push insns into
11599 hash instead of array.
11600 (maybe_copy_epilogue_insn): New.
11601 (contains): Search hash table instead of array.
11602 (sibcall_epilogue_contains): Remove.
11603 (thread_prologue_and_epilogue_insns): Split eh_return insns
11604 and mark them as epilogues.
11605 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11606 scanning in terms of basic blocks.
11607 * insn-notes.def (CFA_RESTORE_STATE): New.
11608 * jump.c (returnjump_p_1): Accept EH_RETURN.
11609 (eh_returnjump_p_1, eh_returnjump_p): New.
11610 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11611 CFA_REGISTER, CFA_RESTORE): New.
11612 * rtl.def (EH_RETURN): New.
11613 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11615 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11616 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11618 * config/i386/i386.c (gen_push): Update cfa state.
11619 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11620 add a CFA_ADJUST_CFA note.
11621 (ix86_dwarf_handle_frame_unspec): Remove.
11622 (ix86_expand_prologue): Update cfa state.
11623 (ix86_emit_restore_reg_using_pop): New.
11624 (ix86_emit_restore_regs_using_pop): New.
11625 (ix86_emit_leave): New.
11626 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11627 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11628 * config/i386/i386.h (struct machine_cfa_state): New.
11629 (ix86_cfa_state): New.
11630 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11631 (eh_return_internal): Merge from eh_return_<mode>,
11632 use eh_return rtx, split w/ epilogue.
11634 2009-05-29 Ian Lance Taylor <iant@google.com>
11636 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11638 * calls.c (emit_library_call_value_1): Likewise.
11640 * c-typeck.c (c_build_va_arg): New function.
11641 * c-tree.h (c_build_va_arg): Declare.
11642 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11643 instead of build_va_arg.
11645 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11647 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11648 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11649 (ptr_difference_cost): Use affine combinations to compute it.
11650 (difference_cost): Likewise.
11651 (get_computation_cost_at): Compute more accurate cost for addresses
11652 if the ratio is a multiplier allowed in addresses.
11653 For non-addresses, consider that an additional offset or symbol is
11656 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11658 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11659 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11661 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11662 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11663 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11665 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11666 to 1 for TYPE_SSE{IADD1,CVT1}.
11667 (prefix_vex_imm8): Removed.
11668 (length_vex): Only pass 1 as second argument to
11669 ix86_attr_length_vex_default if prefix_extra is 0.
11670 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11671 (length): For prefix vex computation use length_immediate
11672 attribute instead of prefix_vex_imm8.
11673 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11674 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11675 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11676 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11677 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11678 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11679 a space in between the operands.
11680 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11681 if one operand is 0xff and the other one si, di, bp or sp.
11682 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11683 other one si, di, bp or sp.
11684 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11685 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11686 type and mode attributes.
11687 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11688 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11689 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11690 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11691 prefix_data16 attribute iff MODE_DF.
11692 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11693 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11694 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11695 constm128_operand in length_immediate computation.
11696 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11697 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11698 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11699 length_immediate attribute to 1.
11700 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11701 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11702 for certain alternatives.
11703 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11704 prefix_data16 attribute if MODE_V1DF.
11705 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11706 length_immediate to 1.
11707 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11708 length_address to 4, set mode attribute to MODE_DI.
11709 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11710 (fxam<mode>2_i387): Set length attribute to 4.
11711 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11712 *prefetch_3dnow_rex): Override length_address attribute.
11713 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11715 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11716 (constm128_operand): Removed.
11717 * config/i386/i386.c (memory_address_length): For
11718 disp && !index && !base in 64-bit mode account for SIB byte if
11719 print_operand_address can't optimize disp32 into disp32(%rip)
11720 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11721 for fs: or gs: segment.
11722 (ix86_attr_length_immediate_default): When checking if shortform
11723 is possible, truncate immediate to the length of the non-shortened
11725 (ix86_attr_length_address_default): Ignore MEM_P operands
11727 (ix86_attr_length_vex_default): Only check for DImode on
11728 GENERAL_REG_P operands.
11729 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11730 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11731 (sse_cvttps2pi): Clear prefix_rep attribute.
11732 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11734 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11735 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11736 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11737 iff operand 2 is const_int_operand.
11738 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11739 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11740 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11742 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11744 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11745 prefix_data16 attribute for movlpd and movhpd instructions.
11746 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11747 length_immediate for shufpd instruction.
11748 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11749 (avx_cmpp<avxmodesuffixf2c><mode>3,
11750 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11751 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11752 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11753 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11754 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11755 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11756 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11757 prefix_data16 attribute for the first alternative to 1.
11758 (*avx_loadlps): Override length_immediate for the first alternative.
11759 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11760 attributes for second alternative.
11761 (*vec_concatv2sf_sse4_1): Override length_immediate and
11762 prefix_data16 attributes for second alternative.
11763 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11764 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11765 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11766 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11767 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11768 prefix_data16 and length_immediate to 1.
11769 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11771 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11772 prefix_extra attribute for variants that don't have 0f prefix alone.
11773 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11774 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11775 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11776 *sse4_1_pextrd): Set length_immediate to 1.
11777 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11778 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11780 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11781 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11782 length_immediate to 1 for second alternative.
11783 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
11784 prefix_extra and length_immediate attributes for the first
11786 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
11788 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
11789 to 1 for the first and third alternative.
11790 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
11792 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
11794 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
11796 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
11797 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
11798 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
11799 *avx_psign<mode>3): Set prefix_extra attribute to 1.
11800 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
11801 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
11802 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
11803 ssse3_psign<mode>3): Override prefix_rex attribute.
11804 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11805 (ssse3_palignrti): Override length_immediate to 1.
11806 (ssse3_palignrdi): Override length_immediate to 1, override
11807 prefix_rex attribute.
11808 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11809 (sse4a_extrqi): Override length_immediate to 2.
11810 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
11811 (sse4a_insertq): Override prefix_data16 to 0.
11812 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
11813 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
11814 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
11815 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
11816 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
11817 and length_immediate to 1.
11818 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
11819 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
11820 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
11821 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
11822 and length_immediate to 1.
11823 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
11824 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
11825 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
11826 avx_ptest256): Override prefix_extra to 1.
11827 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
11828 Override prefix_data16 and length_immediate to 1.
11829 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
11830 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
11831 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
11832 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
11833 prefix_data16 to 0 and prefix_extra to 2.
11834 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
11835 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
11837 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
11838 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11839 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11840 and prefix_extra to 2.
11841 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11842 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11843 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11844 avx_vpermilvar<mode>3,
11845 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11846 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11847 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11848 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11849 Override prefix_extra to 1.
11850 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11851 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11852 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11853 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11854 prefix_extra and length_immediate to 1.
11855 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11857 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11858 to 1 for the first alternative.
11859 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11860 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11862 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11863 *movv2sf_internal_avx, *movv2sf_internal): Override
11864 prefix_rep attribute for certain alternatives.
11865 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11866 attributes for certain alternatives.
11867 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11868 attributes for certain alternatives.
11869 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11870 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11871 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11872 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11873 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11874 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11875 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11876 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11877 length_immediate to 1 if operand 2 is const_int_operand.
11878 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11879 *vec_extractv2si_1): Set length_immediate attribute to 1.
11880 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11881 using old 3DNOW insn rather than SSE/3DNOW_A.
11882 (mmx_emms, mmx_femms): Clear modrm attribute.
11884 2009-05-29 Martin Jambor <mjambor@suse.cz>
11886 * tree-sra.c: New implementation of SRA.
11888 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11889 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11890 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11891 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11892 (SRA_MAX_STRUCTURE_COUNT): Removed.
11893 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11894 * doc/invoke.texi (sra-max-structure-size): Removed.
11895 (sra-field-structure-ratio): Removed.
11897 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11899 PR middle-end/40291
11900 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11903 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11905 PR rtl-optimization/40101
11906 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11907 seqno. Adjust comment.
11908 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11909 inserting bookkeeping before a jump, the jump is not scheduled.
11910 When no positive seqno found, provide a value. Add comment.
11912 2009-05-29 Richard Guenther <rguenther@suse.de>
11914 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11915 short-cutting on the first component.
11917 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11919 PR middle-end/39958
11920 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11921 for trees other than decls/types.
11923 2009-05-29 Richard Guenther <rguenther@suse.de>
11925 * tree-ssa-operands.c (get_expr_operands): Do not handle
11926 INDIRECT_REFs in the handled-component case. Remove
11927 unused get_ref_base_and_extent case.
11928 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11929 tree_low_cst and host_integerp where possible.
11930 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11931 codes for equivalence.
11932 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11934 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11936 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11937 to tmake_file for i[34567]86-*-cygwin*.
11939 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11942 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11943 (altivec_categorize_keyword, init_vector_keywords,
11944 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11947 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11949 * tree.c (handle_dll_attribute): Check if node is
11950 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11952 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
11954 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
11956 (thumb2_zero_extendqidi2): Likewise.
11958 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
11960 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
11961 instead of gen_movrt.
11962 * config/sh/sh.md (movrt): Remove.
11964 2009-05-28 Steve Ellcey <sje@cup.hp.com>
11966 * doc/invoke.texi (IA-64 Options):
11967 Add -msdata, -mfused-madd, -mno-inline-float-divide,
11968 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
11969 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
11970 -msched-prefer-non-control-spec-insns,
11971 -msched-stop-bits-after-every-cycle,
11972 -msched-count-spec-in-critical-path,
11973 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
11974 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
11975 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
11976 and -msched-spec-verbose.
11978 2009-05-28 Joseph Myers <joseph@codesourcery.com>
11980 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
11981 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
11983 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
11985 2009-05-28 Richard Guenther <rguenther@suse.de>
11987 * tree-ssa-alias.c (ao_ref_init): New function.
11988 (ao_ref_base): Likewise.
11989 (ao_ref_base_alias_set): Likewise.
11990 (ao_ref_alias_set): Likewise.
11991 (refs_may_alias_p_1): Change signature.
11992 (refs_may_alias_p): Adjust.
11993 (refs_anti_dependent_p): Likewise.
11994 (refs_output_dependent_p): Likewise.
11995 (call_may_clobber_ref_p_1): Change signature.
11996 (call_may_clobber_ref_p): Adjust.
11997 (stmt_may_clobber_ref_p_1): New function split out from ...
11998 (stmt_may_clobber_ref_p): ... here.
11999 (maybe_skip_until): Adjust signature.
12000 (get_continuation_for_phi): Likewise.
12001 (walk_non_aliased_vuses): Likewise.
12002 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12003 (ao_ref_init): Declare.
12004 (ao_ref_base): Likewise.
12005 (ao_ref_alias_set): Likewise.
12006 (stmt_may_clobber_ref_p_1): Likewise.
12007 (walk_non_aliased_vuses): Adjust.
12008 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12009 (get_ref_from_reference_ops): remove.
12010 (vn_reference_lookup_2): Adjust signature.
12011 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12012 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12013 (vn_reference_lookup): Adjust.
12014 (vn_reference_insert): Likewise.
12015 (vn_reference_insert_pieces): Adjust signature.
12016 (visit_reference_op_call): Adjust.
12017 * tree-ssa-pre.c (get_expr_type): Simplify.
12018 (phi_translate_1): Adjust.
12019 (compute_avail): Likewise.
12020 (translate_vuse_through_block): Do not re-build trees.
12021 (value_dies_in_block_x): Likewise.
12022 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12024 (vn_reference_lookup_pieces): Adjust declaration.
12025 (vn_reference_insert_pieces): Likewise.
12027 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12029 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12030 with checking disabled.
12032 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12036 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12037 macro definition for support of three-operand format aligned
12038 .comm directive in assembler on cygwin/pe/mingw target OS.
12039 * configure: Regenerate.
12040 * config.h: Regenerate.
12042 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12043 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12044 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12046 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12047 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12049 2009-05-28 Ira Rosen <irar@il.ibm.com>
12051 PR tree-optimization/40254
12052 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12053 in analysis of basic blocks.
12055 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12057 PR middle-end/33699
12058 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12059 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12060 (TARGET_INITIALIZER): Use it.
12061 * cse.c (CHEAPER): Move it up to the other macros.
12062 (insert): Rename this ...
12063 (insert_with_costs): ... to this. Add cost parameters. Update
12065 (insert): New function. Call insert_with_costs.
12066 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12067 find_reg_offset_for_const, try_const_anchors): New functions.
12068 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12069 when using a const-anchor. Call insert_const_anchors.
12070 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12071 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12073 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12075 * tree-inline.c (remap_decls): Enable nonlocalized variables
12076 when not optimizing.
12078 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12080 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12081 Simplify other tests involving optimize.
12083 2009-05-27 Tom Tromey <tromey@redhat.com>
12085 * unwind-dw2.c (_Unwind_DebugHook): New function.
12086 (uw_install_context): Call _Unwind_DebugHook.
12088 2009-05-27 Tom Tromey <tromey@redhat.com>
12090 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12092 2009-05-27 Ian Lance Taylor <iant@google.com>
12094 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12095 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12096 (ALL_LINKERFLAGS): Define.
12097 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12098 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12099 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12100 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12101 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12102 $(LINKER_FOR_BUILD).
12103 (build/gcov-iov$(build_exeext)): Likewise.
12105 2009-05-27 Julian Brown <julian@codesourcery.com>
12107 * gcse.c (target.h): Include.
12108 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12109 copy of argument to a pseudo register.
12111 2009-05-27 Diego Novillo <dnovillo@google.com>
12113 * tree-ssa-live.c (dump_scope_block): Document arguments.
12114 (dump_scope_blocks): Document.
12115 (debug_scope_blocks): New.
12116 * tree-flow.h (debug_scope_blocks): Declare.
12118 2009-05-21 Denis Chertykov <denisc@overta.ru>
12120 * doc/contrib.texi (Contributors): Add myself to the list.
12122 2009-05-27 Olivier Hainque <hainque@adacore.com>
12124 * expr.c (target_align): New function. Alignment the TARGET of an
12125 assignment may be assume to have.
12126 (highest_pow2_factor_for_target): Use it instead of relying on
12127 immediate tree attributes of TARGET, not necessarily honored when
12128 intermediate bitfields are involved.
12130 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12133 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12134 AVX, SSE4, AES, PCLMUL and POPCNT.
12136 2009-05-27 Diego Novillo <dnovillo@google.com>
12138 * tree-pretty-print.c (dump_location): New.
12139 (dump_generic_node): Call it.
12140 Factor code to handle BLOCK nodes ...
12141 (dump_block_node): ... here.
12143 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12145 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12147 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12149 * gcc-plugin.h: Include config.h and system.h.
12150 (IN_GCC): Define if not defined.
12152 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12154 PR middle-end/40249
12155 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12158 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12160 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12162 * config/m32r/m32r.h: Ditto.
12163 * config/m32r/m32r.md: Ditto.
12164 * config/m32r/predicates.md: Ditto.
12166 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12168 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12170 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12173 (Loading plugins): typo.
12174 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12175 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12176 (Interacting with the GCC Garbage Collector): Added new section.
12177 (Giving information about a plugin): Added new section for
12179 * ggc.h (ggc_register_root_tab): Added declaration.
12180 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12181 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12182 (register_callback): Improved comment in declaration.
12183 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12184 (extra_root_vec) Added static variable for dynamic roots registration.
12185 (ggc_register_root_tab) Added new routine.
12186 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12187 PLUGIN_GGC_MARKING event.
12188 * ggc-zone.c: Include plugin.h.
12189 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12190 * ggc-page.c: Include plugin.h.
12191 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12192 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12193 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12194 (register_callback): check lack of callbacks for
12195 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12196 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12197 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12198 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12199 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12200 dependency on plugin.h.
12201 (plugin.o): Added dependency on ggc.h...
12203 2009-05-26 Richard Guenther <rguenther@suse.de>
12205 PR middle-end/40248
12207 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12208 with mismatched comparison modes.
12210 * expr.c (expand_expr_real_1): Expand the operand of a
12211 VIEW_CONVERT_EXPR in its natural mode.
12213 2009-05-26 Ian Lance Taylor <iant@google.com>
12215 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12216 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12217 (ALL_COMPILERFLAGS): Define.
12218 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12219 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12220 (collect2$(exeext), collect2.o): Likewise.
12221 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12222 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12223 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12224 (libbackend.o, intl.o, cppdefault.o): Likewise.
12225 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12226 (build/%.o): Use $(COMPILER_FOR_BUILD).
12227 (build/gen%$(build_exeext)): Likewise.
12228 (build/gcov-iov$(build_exeext)): LIkewise.
12229 * config/t-darwin (darwin.o): Use $(COMPILER).
12230 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12231 * config/t-sol2 (sol2-c.o): Likewise.
12232 (sol2.o): Likewise.
12233 * config/t-vxworks (vxworks.o): Likewise.
12234 * config/x-darwin (host-darwin.o): Likewise.
12235 * config/x-hpux (host-hpux.o): Likewise.
12236 * config/x-linux (host-linux.o): Likewise.
12237 * config/x-solaris (host-solaris.o): Likewise.
12238 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12239 * config/arm/t-arm (arm-c.o): Likewise.
12240 * config/arm/t-pe (pe.o): Likewise.
12241 * config/arm/t-wince-pe (pe.o): Likewise.
12242 * config/i386/t-cygming (winnt.o): Likewise.
12243 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12244 * config/i386/t-cygwin (cygwin1.o): Likewise.
12245 (cygwin2.o): Likewise.
12246 * config/i386/t-i386 (i386-c.o): Likewise.
12247 * config/i386/t-interix (winnt.o): Likewise.
12248 * config/i386/t-netware (netware.o): Likewise.
12249 * config/i386/t-nwld (nwld.o): Likewise.
12250 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12251 * config/i386/x-i386 (driver-i386.o): Likewise.
12252 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12253 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12254 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12255 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12256 * config/mips/x-native (driver-native.o): Likewise.
12257 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12258 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12259 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12260 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12261 * config/score/t-score-elf (score7.o): Likewise.
12262 (score3.o): Likewise.
12263 * config/sh/t-sh (sh-c.o): Likewise.
12264 * config/sh/t-symbian (sh-c.o): Likewise.
12265 (symbian.o): Likewise.
12266 * config/spu/t-spu-elf (spu-c.o): Likewise.
12267 * config/v850/t-v850 (v850-c.o): Likewise.
12268 * config/v850/t-v850e (v850-c.o): Likewise.
12270 2009-05-26 Richard Guenther <rguenther@suse.de>
12272 PR tree-optimization/40122
12273 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12274 VECTOR_CSTs if possible.
12275 (fold_gimple_assign): Likewise.
12277 2009-05-26 Richard Guenther <rguenther@suse.de>
12279 PR middle-end/40252
12280 * fold-const.c (fold_binary): Use the correct types for building
12283 2009-05-26 Richard Guenther <rguenther@suse.de>
12285 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12286 redundant calls to merge_alias_info.
12287 (bump_vector_ptr): Likewise.
12288 * tree-ssa-copy.c (merge_alias_info): Remove.
12289 (replace_exp_1): Remove call to merge_alias_info.
12290 (propagate_tree_value): Likewise.
12291 (fini_copy_prop): Propagate points-to info.
12292 * tree-flow.h (merge_alias_info): Remove.
12294 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12296 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12298 2009-05-25 Jan Hubicka <jh@suse.cz>
12300 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12301 * cgraph.h (struct inline_summary): New filed self_wize,
12302 size_inlining_benefit, self_time and time_inlining_benefit.
12303 (struct cgraph_global_info): Replace insns by time ans size fields.
12304 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12305 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12306 (ipcp_update_callgraph): Do not touch function bodies.
12307 * ipa-inline.c: Include except.h
12308 (MAX_TIME): New constant.
12309 (overall_insns): Remove.
12310 (leaf_node_p): New.
12311 (overall_size, max_benefit): New static variables.
12312 (cgraph_estimate_time_after_inlining): New function.
12313 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12314 (cgraph_clone_inlined_nodes): Update size.
12315 (cgraph_mark_inline_edge): Update size.
12316 (cgraph_estimate_growth): Use size info.
12317 (cgraph_check_inline_limits): Check size.
12318 (cgraph_default_inline_p): Likewise.
12319 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12320 (cgraph_decide_recursive_inlining): Check size.
12321 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12323 (cgraph_decide_inlining): Likewise.
12324 (cgraph_decide_inlining_incrementally): Likewise; honor
12325 PARAM_EARLY_INLINING_INSNS.
12326 (likely_eliminated_by_inlining_p): New predicate.
12327 (estimate_function_body_sizes): New function.
12328 (compute_inline_parameters): Use it.
12329 * except.c (must_not_throw_labels): New function.
12330 * except.h (must_not_throw_labels): Declare.
12331 * tree-inline.c (init_inline_once): Kill inlining_weigths
12332 * tree-ssa-structalias.c: Avoid uninitialized warning.
12333 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12334 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12335 (PARAM_INLINE_CALL_COST): Remove.
12336 (PARAM_EARLY_INLINING_INSNS): New.
12338 2009-05-25 Richard Guenther <rguenther@suse.de>
12340 PR tree-optimization/36327
12341 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12342 callback for reference translation or lookup at the point of may-defs.
12343 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12344 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12345 for union COMPONENT_REFs.
12346 (vn_reference_lookup_3): New callback. Lookup from memset
12347 and CONSTRUCTOR assignment, translate through struct copies.
12348 (vn_reference_lookup_pieces): Make sure to not free the
12349 passed operands array. Adjust walk_non_aliased_vuses call.
12350 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12351 make sure we do not leak memory.
12353 2009-05-25 Richard Guenther <rguenther@suse.de>
12355 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12356 * tree-inline.c (expand_call_inline): Reset the escaped and
12357 callused solutions.
12358 * tree-ssa-structalias.c (pass_build_ealias): New.
12359 * tree-pass.h (pass_build_ealias): Declare.
12360 * passes.c (init_optimization_passes): Add PTA during
12361 early optimizations.
12362 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12363 and CALLUSED solutions.
12364 (dump_points_to_solution): New function, split out from ...
12365 (dump_points_to_info_for): ... here.
12366 * tree-parloops.c (parallelize_loops): Reset the escaped and
12367 callused solutions.
12369 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12372 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12373 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12375 2009-05-25 Ira Rosen <irar@il.ibm.com>
12377 PR tree-optimization/40238
12378 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12379 statements after basic block's labels.
12380 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12381 to free the allocated memory.
12383 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12385 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12386 return address with a USE.
12388 2009-05-24 Richard Guenther <rguenther@suse.de>
12390 PR middle-end/40233
12391 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12392 array type from the main variant of the inner type.
12394 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12396 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12397 definition to bool (from int) to un-break build.
12398 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12400 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12402 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12403 discard_stmt_changes): Delete.
12404 * tree-ssa-operands.c (scb_stack): Delete.
12405 (init_ssa_operands): Do not initialize it.
12406 (fini_ssa_operands): Do not free it.
12407 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12409 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12410 update_stmt, remove the others. Fix comments.
12411 * tree-dfa.c (optimize_stack_restore): Likewise.
12412 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12413 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12414 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12415 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12417 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12418 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12419 (dom_opt_finalize_block): Likewise, adjusting access to
12421 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12422 (stmts_to_rescan): Change item type to gimple.
12423 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12425 2009-05-24 Ira Rosen <irar@il.ibm.com>
12427 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12428 * tree-pass.h (pass_slp_vectorize): New pass.
12429 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12430 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12431 * tree-vectorizer.c (timevar.h): Include.
12432 (user_vect_verbosity_level): Declare.
12433 (vect_location): Fix comment.
12434 (vect_set_verbosity_level): Update user_vect_verbosity_level
12435 instead of vect_verbosity_level.
12436 (vect_set_dump_settings): Add an argument. Ignore user defined
12437 verbosity if dump flags require higher level of verbosity. Print to
12438 stderr only for loop vectorization.
12439 (vectorize_loops): Update call to vect_set_dump_settings.
12440 (execute_vect_slp): New function.
12441 (gate_vect_slp): Likewise.
12442 (struct gimple_opt_pass pass_slp_vectorize): New.
12443 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12444 access its members.
12445 (vec_info_for_bb): New function.
12446 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12447 (VECTORIZATION_ENABLED): New macro.
12448 (SLP_ENABLED, SLP_DISABLED): Likewise.
12449 (vect_is_simple_use): Add bb_vec_info argument.
12450 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12451 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12452 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12453 vect_schedule_slp, vect_analyze_slp): Likewise.
12454 (vect_analyze_stmt): Add slp_tree argument.
12455 (find_bb_location): Declare.
12456 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12457 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12458 (vect_analyze_loop_operations, vect_analyze_loop,
12459 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12460 vect_finalize_reduction, vectorizable_reduction,
12461 vectorizable_live_operation, vect_transform_loop): Likewise.
12462 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12463 skip evolution analysis if analyzing a basic block.
12464 (dr_analyze_indices): Likewise.
12465 (initialize_data_dependence_relation): Skip the test whether the
12466 object is invariant for basic blocks.
12467 (compute_all_dependences): Skip dependence analysis for data
12468 references in basic blocks.
12469 (find_data_references_in_stmt): Don't fail in case of invariant
12470 access in basic block.
12471 (find_data_references_in_bb): New function.
12472 (find_data_references_in_loop): Move code to
12473 find_data_references_in_bb and add a call to it.
12474 (compute_data_dependences_for_bb): New function.
12475 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12476 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12478 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12479 unknown dependence in basic block and fail in case of dependence in
12481 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12482 dependence instances from either loop or basic block vectorization
12484 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12485 before calling nested_in_vect_loop_p.
12486 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12487 dependence instances from either loop or basic block vectorization
12489 (vect_verify_datarefs_alignment): Likewise.
12490 (vect_enhance_data_refs_alignment): Adjust function calls.
12491 (vect_analyze_data_refs_alignment): Likewise.
12492 (vect_analyze_group_access): Fix printing. Skip different checks if
12493 DR_STEP is 0. Keep strided stores either in loop or basic block
12494 vectorization data structure. Fix indentation.
12495 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12497 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12498 dependence instances from either loop or basic block vectorization
12500 (vect_analyze_data_refs): Update comment. Call
12501 compute_data_dependences_for_bb to analyze basic blocks.
12502 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12503 case of loop vectorization. In case of basic block vectorization use
12504 data-ref itself as a base.
12505 (vect_create_data_ref_ptr): In case of basic block vectorization:
12506 don't advance the pointer, add new statements before the current
12507 statement. Adjust function calls.
12508 (vect_supportable_dr_alignment): Support only aligned accesses in
12509 basic block vectorization.
12510 * common.opt (ftree-slp-vectorize): New flag.
12511 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12512 (vect_pattern_recog_1): Likewise.
12513 * tree-vect-stmts.c (process_use): Likewise.
12514 (vect_init_vector): Add new statements in the beginning of the basic
12515 block in case of basic block SLP.
12516 (vect_get_vec_def_for_operand): Adjust function calls.
12517 (vect_finish_stmt_generation): Likewise.
12518 (vectorizable_call): Add assert that it is loop vectorization, adjust
12520 (vectorizable_conversion, vectorizable_assignment): Likewise.
12521 (vectorizable_operation): In case of basic block SLP, take
12522 vectorization factor from statement's type and skip the relevance
12523 check. Adjust function calls.
12524 (vectorizable_type_demotion): Add assert that it is loop
12525 vectorization, adjust function calls.
12526 (vectorizable_type_promotion): Likewise.
12527 (vectorizable_store): Check for outer loop only in case of loop
12528 vectorization. Adjust function calls. For basic blocks, skip the
12529 relevance check and don't advance pointers.
12530 (vectorizable_load): Likewise.
12531 (vectorizable_condition): Add assert that it is loop vectorization,
12532 adjust function calls.
12533 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12534 that it is not reduction, get vector type, call only supported
12535 functions, skip loop specific parts.
12536 (vect_transform_stmt): Check for outer loop only in case of loop
12538 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12539 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12540 for external definition.
12541 * passes.c (pass_slp_vectorize): New pass.
12542 * tree-vect-slp.c (find_bb_location): New function.
12543 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12544 check for patterns only in loops.
12545 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12546 case of multiple types in basic block SLP.
12547 (vect_mark_slp_stmts_relevant): New function.
12548 (vect_supported_load_permutation_p): Fix comment.
12549 (vect_analyze_slp_instance): Add argument. In case of basic block
12550 SLP, take vectorization factor from statement's type, check that
12551 unrolling factor is 1. Adjust function call. Save SLP instance in
12552 either loop or basic block vectorization structure. Return FALSE,
12554 (vect_analyze_slp): Add argument. Get strided stores groups from
12555 either loop or basic block vectorization structure. Return FALSE
12556 if basic block SLP failed.
12557 (new_bb_vec_info): New function.
12558 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12559 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12560 (vect_schedule_slp): Add argument. Get SLP instances from either
12561 loop or basic block vectorization structure. Set vectorization factor
12562 to be 1 for basic block SLP.
12563 (vect_slp_transform_bb): New function.
12564 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12566 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12568 * final.c (shorten_branches): Do not align labels for jump tables.
12569 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12571 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12573 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12574 Remove outdated reference to flow.c and fix nits.
12575 * doc/gccint.texi: Tweak RTL description.
12576 * doc/rtl.texi: Likewise.
12578 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12580 * config/avr/avr.c: Change my email address.
12581 * config/avr/avr.h: Likewise.
12582 * config/avr/avr.md: Likewise.
12583 * config/avr/avr-protos.h: Likewise.
12584 * config/avr/libgcc.S: Likewise.
12586 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12588 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12589 (spu_split_load, spu_split_store): Change return type to int.
12590 (spu_split_convert): Declare.
12591 * config/spu/predicates.md (spu_mem_operand): Remove.
12592 (spu_mov_operand): Update.
12593 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12594 * config/spu/spu.c (regno_aligned_for_load): Remove.
12595 (reg_aligned_for_addr, spu_expand_load): Define.
12596 (spu_expand_extv): Reimplement and handle MEM.
12597 (spu_expand_insv): Handle MEM.
12598 (spu_sched_reorder): Handle insn's with length 0.
12599 (spu_legitimate_address_p): Reimplement.
12600 (store_with_one_insn_p): Return TRUE for any mode with size
12601 larger than 16 bytes.
12602 (address_needs_split): Define.
12603 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12605 (spu_convert_move): Define.
12606 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12607 (spu_split_store): Change all MEM's to TImode.
12608 (spu_init_expanders): Preallocate registers that correspond to
12609 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12611 (spu_split_convert): Define.
12612 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12613 (_move<mode>, _movdi, _movti): Update predicate and condition.
12614 (load, store): Change to define_split.
12615 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12617 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12618 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12619 define_insn_and_split of lshr<mode>3.
12620 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12621 (<v>ashr<mode>3_imm): Define.
12622 (extv, extzv, insv): Allow MEM operands.
12623 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12624 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12625 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12626 (_spu_convert2): Change to define_insn_and_split and remove the
12627 corresponding define_peephole2.
12628 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12629 Change predicates to memory_operand.
12631 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12633 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12635 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12637 PR tree-optimization/40219
12638 * tree.c (iterative_hash_expr): Make sure the builtin function is
12639 a normal builtin function and not a front end or back end builtin
12640 before indexing into the built_in_decls array.
12642 2009-05-22 Richard Guenther <rguenther@suse.de>
12644 PR middle-end/38964
12645 * alias.c (write_dependence_p): Do not use TBAA for answering
12646 anti-dependence or output-dependence.
12647 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12648 (emit_pointer_definition): Remove.
12649 (emit_alias_warning): Likewise.
12650 (find_what_var_points_to): Remove TBAA pruning code.
12651 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12653 (compute_points_to_sets): Remove code computing the set of
12654 dereferenced pointers.
12655 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12656 oracle for querying anti and output dependencies.
12657 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12658 if TBAA may be applied.
12659 (refs_anti_dependent_p): New function.
12660 (refs_output_dependent_p): Likewise.
12661 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12662 (refs_output_dependent_p): Likewise.
12663 * doc/tree-ssa.texi (Memory model): New section.
12664 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12665 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12666 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12667 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12668 * expr.c (expand_expr_real_1): Likewise.
12669 * gimple-low.c (lower_stmt): Likewise.
12670 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12671 (dump_gimple_cdt): Remove.
12672 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12673 (gimple_size): Likewise.
12674 (walk_gimple_op): Likewise.
12675 (is_gimple_stmt): Likewise.
12676 (walk_stmt_load_store_addr_ops): Likewise.
12677 (gimple_build_cdt): Remove.
12678 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12679 * gimple.h (gimple_cdt_new_type): Remove.
12680 (gimple_cdt_new_type_ptr): Likewise.
12681 (gimple_cdt_set_new_type): Likewise.
12682 (gimple_cdt_location): Likewise.
12683 (gimple_cdt_location_ptr): Likewise.
12684 (gimple_cdt_set_location): Likewise.
12685 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12686 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12687 GIMPLE_CHANGE_DYNAMIC_TYPE.
12688 (verify_types_in_gimple_stmt): Likewise.
12689 * tree-inline.c (estimate_num_insns): Likewise.
12690 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12691 (copy_decl_to_var): Likewise.
12692 (copy_result_decl_to_var): Likewise.
12693 * tree-pretty-print.c (dump_generic_node): Do not handle
12694 CHANGE_DYNAMIC_TYPE_EXPR.
12695 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12696 * tree-ssa-operands.c (get_expr_operands): Likewise.
12697 * tree-ssa-structalias.c (struct variable_info): Remove
12698 no_tbaa_pruning member.
12699 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12700 (unify_nodes): Do not copy it.
12701 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12702 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12703 (set_uids_in_ptset): Do not check it.
12704 (find_what_var_points_to): Likewise.
12705 (compute_tbaa_pruning): Remove.
12706 (compute_points_to_sets): Do not call it.
12707 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12708 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12709 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12710 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12711 (DECL_NO_TBAA_P): Likewise.
12712 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12713 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12714 (expand_omp_atomic_pipeline): Do not set it.
12715 * print-tree.c (print_node): Do not dump it.
12716 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12719 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12722 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12725 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12727 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12730 2009-05-22 Ben Elliston <bje@au.ibm.com>
12732 * Makefile.in (bversion.h, s-bversion): New targets.
12733 (TOPLEV_H): Add bversion.h.
12734 * toplev.h: Include "bversion.h".
12735 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12736 the __format__ attribute only if compiling with the same version
12737 of GCC as the sources (the "build version").
12739 2009-05-22 Ben Elliston <bje@au.ibm.com>
12741 * c-format.c (handle_format_attribute): Fix comment typo.
12743 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12746 * config/ia64/ia64.opt (mfused-madd): New.
12747 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12748 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12749 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12750 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12751 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12752 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12753 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12754 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12755 instruction if !TARGET_FUSED_MADD.
12756 (fpma, fpms): Remove colon from name.
12758 2009-05-22 Richard Guenther <rguenther@suse.de>
12760 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12761 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12762 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12764 (create_expression_by_pieces): Only convert if necessary.
12765 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12766 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12768 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12770 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12771 regular pattern from a template and rename it ...
12772 (*extzv_truncsi_exts): ... to this.
12774 2009-05-21 Richard Guenther <rguenther@suse.de>
12776 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12777 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12778 (cgraph_default_inline_p): Likewise.
12779 (cgraph_decide_inlining_incrementally): Likewise.
12781 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12782 Uros Bizjak <ubizjak@gmail.com>
12784 * config/i386/cpuid.h (bit_MOVBE): New.
12786 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
12788 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
12789 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
12790 (ix86_handle_option): Handle OPT_mmovbe.
12791 (ix86_target_string): Add -mmovbe.
12792 (pta_flags): Add PTA_MOVBE.
12793 (processor_alias_table): Add PTA_MOVBE to "atom".
12794 (override_options): Handle PTA_MOVBE.
12796 * config/i386/i386.h (TARGET_MOVBE): New.
12798 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
12799 (*bswapsi_movbe): New.
12800 (*bswapdi_movbe): Likewise.
12801 (bswapdi2): Renamed to ...
12802 (*bswapdi_1): This.
12803 (bswapdi2): New expander.
12805 * config/i386/i386.opt (mmovbe): New.
12807 * doc/invoke.texi: Document -mmovbe.
12809 2009-05-21 Taras Glek <tglek@mozilla.com>
12811 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
12812 * gcc-plugin.h (plugin_init): Updated signature.
12813 * gcc-plugin.h (plugin_name_args): Moved to this header.
12814 * doc/plugins.texi (plugin_init): Updated documention to reflect
12816 * doc/plugins.texi (plugin_name_args): Added to documention.
12818 2009-05-21 Mark Mitchell <mark@codesourcery.com>
12820 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
12821 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
12823 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
12825 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
12826 JUMP_TABLE_DATA_P predicates where applicable.
12827 * config/i386/predicates.md: Ditto.
12828 * config/i386/sse.md: Ditto.
12830 2009-05-21 Jakub Jelinek <jakub@redhat.com>
12832 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
12833 operand2 -128 override length_immediate attribute to 1.
12834 * config/i386/predicates.md (constm128_operand): New predicate.
12836 * config/i386/i386.c (memory_address_length): Handle %r12
12837 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12839 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12840 mode look through optional ZERO_EXTEND and SUBREG.
12841 * config/i386/i386.md (R12_REG): New define_constant.
12842 (prefix_data16): For sse unit set also for MODE_TI insns.
12843 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12844 insns set if operand 1 is ext_QIreg_operand.
12845 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12846 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12848 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12849 mode from MODE_DI to MODE_SI.
12850 (movdi_1_rex64): Override modrm and length_immediate attributes
12851 only for movabs (TYPE_IMOV, alternative 2).
12852 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12853 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12854 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12855 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12856 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12857 prefix_rex attribute if DImode.
12858 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12859 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12860 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12861 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12862 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12863 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12864 Likewise. For TYPE_IMOV clear length_immediate attribute.
12865 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12866 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12867 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12868 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12869 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12870 or one operand TYPE_ISHIFT.
12871 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12872 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12873 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12874 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12875 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12876 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12877 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12878 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12879 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12880 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12881 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12882 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12883 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12884 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12885 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12886 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12887 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12888 set mode attribute, don't override length attribute.
12889 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12891 (return_internal_long): Set length attribute to 2 instead of 1.
12892 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12893 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12894 prefix_rex attribute.
12895 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12897 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12899 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12901 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12903 2009-05-20 Ian Lance Taylor <iant@google.com>
12905 * tree.c (build_tree_list_vec_stat): New function.
12906 (ctor_to_vec): New function.
12907 (build_nt_call_vec): New function.
12908 (build_call_array): Change args to be a const pointer.
12909 (build_call_vec): New function.
12910 * tree.h (build_nt_call_vec): Declare.
12911 (build_tree_list_vec_stat): Declare.
12912 (build_tree_list_vec): Define.
12913 (build_call_array): Update declaration.
12914 (build_call_vec): Declare.
12915 (ctor_to_vec): Declare.
12916 * c-common.c (tree_vector_cache): New static variable.
12917 (make_tree_vector): New function.
12918 (release_tree_vector): New function.
12919 (make_tree_vector_single): New function.
12920 (make_tree_vector_copy): New function.
12921 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12922 (make_tree_vector_single, make_tree_vector_copy): Declare.
12923 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12924 (c_parser_expr_list): Don't manage cache here, instead call
12926 (c_parser_release_expr_list): Remove static function.
12927 (c_parser_vec_to_tree_list): Remove static function.
12928 (c_parser_attributes): Call build_tree_list_vec instead of
12929 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12930 c_parser_release_expr_list.
12931 (c_parser_postfix_expression_after_primary): Likewise.
12932 (c_parser_objc_keywordexpr): Likewise.
12934 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12936 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12937 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12938 TARGET_CONVERT_TO_TYPE.
12939 * hooks.c (hook_tree_const_tree_null): Define.
12940 * hooks.h (hook_tree_const_tree_null): Declare.
12941 * target.h (struct gcc_target): Add invalid_parameter_type,
12942 invalid_return_type, promoted_type, and convert_to_type fields.
12943 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12944 (TARGET_INVALID_RETURN_TYPE): Define.
12945 (TARGET_PROMOTED_TYPE): Define.
12946 (TARGET_CONVERT_TO_TYPE): Define.
12947 (TARGET_INITIALIZER): Update for new fields.
12948 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12949 (grokparms): Check targetm.invalid_parameter_type.
12950 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12951 * c-convert.c (convert): Check targetm.convert_to_type.
12953 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
12955 * config/mips/mips.md (*extenddi_truncate<mode>,
12956 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
12958 (*extendhi_truncateqi): New define_insn_and_sptit.
12960 2009-05-20 Jakub Jelinek <jakub@redhat.com>
12962 PR middle-end/40204
12963 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
12964 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
12966 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
12968 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
12969 the operand of VIEW_CONVERT_EXPR.
12971 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
12973 * config/i386/driver-i386.c (host_detect_local_cpu): Check
12974 extended family and model for Intel processors. Support Intel Atom.
12976 2009-05-20 Olivier Hainque <hainque@adacore.com>
12978 * gstab.h (stab_code_type): Define, to be used instead of the
12979 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
12981 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
12982 occurrences by stab_code_type.
12983 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
12985 2009-05-20 Martin Jambor <mjambor@suse.cz>
12987 * tree-flow.h (insert_edge_copies_seq): Undeclare.
12988 (sra_insert_before): Likewise.
12989 (sra_insert_after): Likewise.
12990 (sra_init_cache): Likewise.
12991 (sra_type_can_be_decomposed_p): Likewise.
12992 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
12993 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
12994 (sra_insert_before): Likewise.
12995 (sra_insert_after): Likewise.
12996 (sra_init_cache): Likewise.
12997 (insert_edge_copies_seq): Made static and moved upwards.
12999 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13002 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13004 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13005 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13008 2009-05-20 Richard Guenther <rguenther@suse.de>
13010 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13011 with mismatched comparison modes.
13013 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13015 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13016 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13017 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13018 with shifts for Thumb2.
13019 (orsi_notsi): New for orn.
13020 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13021 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13022 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13023 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13024 Don't invert remainder for IOR.
13026 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13028 PR tree-optimization/40087
13029 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13030 number_of_iterations_ne): Rename never_infinite argument.
13031 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13032 number_of_iterations_le): Handle pointer-type ivs when
13033 exit_must_be_taken is false.
13034 (number_of_iterations_cond): Do not always assume that
13035 exit_must_be_taken if the control variable is a pointer.
13037 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13039 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13040 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13042 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13044 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13045 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13047 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13050 * c.opt (Wlogical-op): Disabled by default.
13051 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13053 * doc/invoke.texi (Wlogical-op): Likewise.
13055 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13057 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13059 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13060 Propagate the type of the first operand.
13061 <ASSERT_EXPR>: Simplify.
13062 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13063 Rewrite using the RHS code as discriminant.
13064 <NOP_EXPR>: Turn into CASE_CONVERT.
13065 <PLUS_EXPR>: Propagate the type of the first operand.
13067 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13069 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13070 (ia64_dconst_0_375): New.
13071 * config/ia64/ia64.c (ia64_override_options): Remove
13072 -minline-sqrt-min-latency warning.
13073 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13074 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13075 * config/ia64/ia64.md (*sqrt_approx): Remove.
13076 (sqrtsf2): Remove #if 0.
13077 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13078 (sqrtdf): Remove assert.
13079 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13080 (sqrtxf2): Remove #if 0.
13081 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13082 * div.md (sqrt_approx_rf): New.
13083 (sqrtsf2_internal_thr): New implementation.
13084 (sqrtsf2_internal_lat): New.
13085 (sqrtdf2_internal_thr: New implementation.
13086 (sqrtxf2_internal): New implementation.
13088 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13089 Hans-Peter Nilsson <hp@axis.com>
13091 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13092 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13093 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13094 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13095 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13096 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13097 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13098 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13099 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13100 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13101 * c-common.c: ...from here.
13103 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13105 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13107 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13109 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13111 2009-05-19 Ben Elliston <bje@au.ibm.com>
13113 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13114 assignments with memcpy calls.
13115 (add_fdes): Likewise.
13116 (binary_search_unencoded_fdes): Likewise.
13117 (linear_search_fdes): Eliminate type puns.
13119 2009-05-19 Richard Guenther <rguenther@suse.de>
13121 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13122 not falsely claim to have propagated into all uses.
13124 2009-05-19 Ben Elliston <bje@au.ibm.com>
13126 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13129 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13131 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13132 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13133 (TARGET_LEGITIMATE_ADDRESS_P): New.
13134 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13135 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13137 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13140 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13141 child of the containing namespace's DIE.
13143 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13145 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13146 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13147 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13150 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13153 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13154 gen_align with gen_pad.
13155 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13156 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13158 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13159 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13161 * config/i386/i386.md (align): Renamed to ...
13162 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13163 ASM_OUTPUT_MAX_SKIP_PAD.
13165 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13167 * config.gcc: Fix variable syntax.
13170 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13171 before calling exact_log2.
13172 (output_iorsi3): Likewise.
13173 (output_xorsi3): Likewise.
13175 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13177 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13178 for the none zero constant operand except for EQ and NE
13179 comprisons even when the first operand is R0.
13181 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13183 * config/s390/2064.md: Remove trailing whitespaces.
13184 * config/s390/2084.md: Likewise.
13185 * config/s390/constraints.md: Likewise.
13186 * config/s390/fixdfdi.h: Likewise.
13187 * config/s390/libgcc-glibc.ver: Likewise.
13188 * config/s390/s390-modes.def: Likewise.
13189 * config/s390/s390-protos.h: Likewise.
13190 * config/s390/s390.c: Likewise.
13191 * config/s390/s390.h: Likewise.
13192 * config/s390/s390.md: Likewise.
13193 * config/s390/tpf-unwind.h: Likewise.
13195 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13197 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13199 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13202 * configure.ac (m68k-*-*): Check if binutils support TLS.
13203 * configure: Regenerate.
13204 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13205 * config/m68k/constraints.md (Cu): New constraint.
13206 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13207 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13208 (movsi): Handle TLS symbols.
13209 (addsi3_5200): Handle XTLS symbols, indent.
13210 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13211 (m68k_tls_reference_p): Declare.
13212 (m68k_legitimize_address): Declare.
13213 (m68k_unwrap_symbol): Declare.
13214 * config/m68k/m68k.opt (mxtls): New option.
13215 * config/m68k/m68k.c (ggc.h): Include.
13216 (m68k_output_dwarf_dtprel): Implement hook.
13217 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13218 (m68k_expand_prologue): Load GOT pointer when function needs it.
13219 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13220 (m68k_legitimate_constant_address_p): Same.
13221 (m68k_decompose_address): Handle TLS references.
13222 (m68k_get_gp): New static function.
13223 (enum m68k_reloc): New contants.
13224 (TLS_RELOC_P): New macro.
13225 (m68k_wrap_symbol): New static function.
13226 (m68k_unwrap_symbol): New function.
13227 (m68k_final_prescan_insn_1): New static function.
13228 (m68k_final_prescan_insn): New function.
13229 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13231 (legitimize_pic_address): Handle TLS references..
13232 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13233 (m68k_libcall_value_in_a0_p)
13234 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13235 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13236 (m68k_legitimize_tls_address): Handle TLS references.
13237 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13239 (m68k_legitimize_address): Handle TLS symbols.
13240 (m68k_get_reloc_decoration): New static function.
13241 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13243 (m68k_output_dwarf_dtprel): Implement hook.
13244 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13245 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13246 m68k_call_* routines.
13247 (sched_attr_op_type): Handle TLS symbols.
13248 (gt-m68k.h): Include.
13249 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13250 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13252 2009-05-18 Martin Jambor <mjambor@suse.cz>
13254 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13255 (visit_store_addr_for_mod_analysis): New function.
13256 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13257 (determine_cst_member_ptr): Use gimple_assign_single_p.
13258 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13259 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13260 operands. Don't check number of operands of a NOP_EXPR.
13262 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13264 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13266 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13269 * c-common.c (warn_logical_operator): Don't warn if one of
13270 expression isn't always true or false.
13272 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13274 * config/i386/biarch32.h: New file.
13275 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13277 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13279 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13280 *zero_extend<mode>_truncqi): Merge these into ...
13281 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13282 Name the pattern following this as *zero_extendhi_truncqi.
13284 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13286 PR middle-end/39301
13287 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13288 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13289 (output_info): Make field HOST_WIDEST_INT.
13290 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13291 (dump_bitmat_statistics): Same.
13293 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13295 * config.gcc (use_gcc_stdint): Set to wrap.
13296 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13297 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13298 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13299 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13300 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13301 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13302 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13303 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13305 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13307 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13309 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13310 Move definitions earlier.
13311 (OPT_ARCH64, OPT_ARCH32): Define.
13312 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13315 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13318 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13321 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13323 * arm.md (movdi2): Copy non-reg values to DImode registers.
13325 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13328 * final.c (label_to_max_skip): New function.
13329 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13330 CODE_LABEL_NUMBER <= max_labelno.
13331 * output.h (label_to_max_skip): New prototype.
13332 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13333 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13334 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13335 Handle CODE_LABELs with >= 16 byte alignment or with
13336 max_skip == (1 << align) - 1.
13337 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13338 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13341 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13342 .p2align 3 if MAX_SKIP is smaller than 7.
13343 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13345 2009-05-15 Ian Lance Taylor <iant@google.com>
13347 * alias.c (struct alias_set_entry_d): Rename from struct
13348 alias_set_entry. Change all uses.
13349 * except.c (struct call_site_record_d): Rename from struct
13350 call_site_record. Change all uses.
13351 * except.h (struct eh_region_d): Rename from struct eh_region.
13353 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13355 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13356 ivtype_map_elt. Change all uses.
13357 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13359 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13360 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13362 (struct sese_d): Rename from struct sese. Change all uses.
13363 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13364 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13365 * optabs.h (struct optab_d): Rename from struct optab. Change all
13367 (struct convert_optab_d): Rename from struct convert_optab.
13369 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13370 ipa_opt_pass. Change all uses.
13371 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13374 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13375 defined as a typedef.
13376 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13379 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13382 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13384 (merge_ranges): Returns bool.
13385 * tree.h (make_range): .. to here.
13386 (build_range_check): Likewise.
13387 (merge_ranges): Likewise. Renamed from merge_ranges.
13388 * c-typeck.c (parser_build_binary_op): Update calls to
13389 warn_logical_operator.
13390 * c-common.c (warn_logical_operator): Add new warning.
13391 * c-common.h (warn_logical_operator): Update declaration.
13393 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13395 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13397 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13399 * doc/install.texi: Document MPC requirements, flags etc.
13401 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13402 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13403 Evaluate constant arguments.
13404 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13405 (fold_builtin_1): Likewise, also evaluate constant arguments.
13406 Remove superfluous break.
13407 (do_mpc_ckconv): New.
13408 * real.h: Include mpc.h.
13409 * toplev.c (print_version): Output MPC version info if available.
13411 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13413 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13415 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13417 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13420 2009-05-15 Jan Hubicka <jh@suse.cz>
13422 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13423 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13424 (try_inline): Fix return value.
13425 (cgraph_decide_inlining_incrementally): Honor new value.
13426 (cgraph_early_inlining): Handle indirect inlining.
13427 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13429 2009-05-15 Jan Hubicka <jh@suse.cz>
13431 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13432 * cgraphunit.c (cgraph_finalize_function): Set it.
13433 (cgraph_expand_function): Use it.
13435 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13437 * real.c (encode_ieee_half): Define.
13438 (decode_ieee_half): Define.
13439 (ieee_half_format): Define.
13440 (arm_half_format): Define.
13441 * real.h (ieee_half_format): Declare.
13442 (arm_half_format): Declare.
13444 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13446 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13447 swapped, and reversed optabs exist before trying to use them.
13449 2009-05-15 Paul Brook <paul@codesourcery.com>
13450 Sandra Loosemore <sandra@codesourcery.com>
13452 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13453 loads. Allow PRE_DEC.
13454 (output_move_neon): Handle PRE_DEC.
13455 (arm_print_operand): Add 'A' for neon structure loads.
13456 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13457 * config/arm/neon.md (neon_mov): Update comment.
13458 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13460 (Um): New constraint.
13462 2009-05-15 Jan Hubicka <jh@suse.cz>
13464 Revert the following patch until testsuite fallout is fixed:
13465 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13466 * cgraph.h (struct inline_summary): New filed self_wize,
13467 size_inlining_benefit, self_time and time_inlining_benefit.
13468 (struct cgraph_global_info): Replace insns by time ans size fields.
13469 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13470 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13471 (ipcp_update_callgraph): Do not touch function bodies.
13472 * ipa-inline.c: Include except.h
13473 (MAX_TIME): New constant.
13474 (overall_insns): Remove
13475 (overall_size, max_benefit): New static variables.
13476 (cgraph_estimate_time_after_inlining): New function.
13477 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13478 (cgraph_clone_inlined_nodes): Update size.
13479 (cgraph_mark_inline_edge): Update size.
13480 (cgraph_estimate_growth): Use size info.
13481 (cgraph_check_inline_limits): Check size.
13482 (cgraph_default_inline_p): Likewise.
13483 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13484 (cgraph_decide_recursive_inlining): Check size.
13485 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13487 (cgraph_decide_inlining): Likewise.
13488 (cgraph_decide_inlining_incrementally): Likewise; honor
13489 PARAM_EARLY_INLINING_INSNS.
13490 (likely_eliminated_by_inlining_p): New predicate.
13491 (estimate_function_body_sizes): New function.
13492 (compute_inline_parameters): Use it.
13493 * except.c (must_not_throw_labels): New function.
13494 * except.h (must_not_throw_labels): Declare.
13495 * tree-inline.c (init_inline_once): Kill inlining_weigths
13496 * tree-ssa-structalias.c: Avoid uninitialized warning.
13497 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13498 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13499 (PARAM_INLINE_CALL_COST): Remove.
13500 (PARAM_EARLY_INLINING_INSNS): New.
13502 2009-05-15 Richard Guenther <rguenther@suse.de>
13504 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13505 not TODO_update_ssa.
13507 2009-05-15 Richard Guenther <rguenther@suse.de>
13509 PR tree-optimization/39999
13510 * gimple.h (gimple_expr_type): Use the expression type looking
13511 through useless conversions.
13512 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13513 (vn_nary_op_insert_stmt): Likewise.
13514 (simplify_binary_expression): Likewise.
13516 2009-05-15 Richard Guenther <rguenther@suse.de>
13518 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13519 New options, enabled by default.
13520 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13522 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13523 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13524 * tree-ssa-structalias.c (gate_tree_pta): New function.
13525 (pass_build_alias): Use it.
13527 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13529 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13530 recurse on an invariant address if a conversion from a pointer
13531 type to a wider integer type is involved.
13533 2009-05-15 Jan Hubicka <jh@suse.cz>
13535 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13536 * cgraph.h (struct inline_summary): New filed self_wize,
13537 size_inlining_benefit, self_time and time_inlining_benefit.
13538 (struct cgraph_global_info): Replace insns by time ans size fields.
13539 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13540 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13541 (ipcp_update_callgraph): Do not touch function bodies.
13542 * ipa-inline.c: Include except.h
13543 (MAX_TIME): New constant.
13544 (overall_insns): Remove
13545 (overall_size, max_benefit): New static variables.
13546 (cgraph_estimate_time_after_inlining): New function.
13547 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13548 (cgraph_clone_inlined_nodes): Update size.
13549 (cgraph_mark_inline_edge): Update size.
13550 (cgraph_estimate_growth): Use size info.
13551 (cgraph_check_inline_limits): Check size.
13552 (cgraph_default_inline_p): Likewise.
13553 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13554 (cgraph_decide_recursive_inlining): Check size.
13555 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13557 (cgraph_decide_inlining): Likewise.
13558 (cgraph_decide_inlining_incrementally): Likewise; honor
13559 PARAM_EARLY_INLINING_INSNS.
13560 (likely_eliminated_by_inlining_p): New predicate.
13561 (estimate_function_body_sizes): New function.
13562 (compute_inline_parameters): Use it.
13563 * except.c (must_not_throw_labels): New function.
13564 * except.h (must_not_throw_labels): Declare.
13565 * tree-inline.c (init_inline_once): Kill inlining_weigths
13566 * tree-ssa-structalias.c: Avoid uninitialized warning.
13567 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13568 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13569 (PARAM_INLINE_CALL_COST): Remove.
13570 (PARAM_EARLY_INLINING_INSNS): New.
13571 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13572 (inline-call-cost): Remove.
13573 (early-inlining-insns): New.
13575 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13577 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13579 (print_int_cst_bounds_in_octal_p): Likewise.
13580 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13582 * dwarf2out.c (base_type_die): Likewise.
13583 (is_subrange_type): Delete.
13584 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13585 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13586 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13587 if the destination type is boolean.
13588 (build_range_check): Do not special-case subtypes.
13589 (fold_sign_changed_comparison): Likewise.
13590 (fold_unary): Likewise.
13591 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13592 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13593 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13594 * tree.c (subrange_type_for_debug_p): New predicate based on the
13595 former is_subrange_type.
13596 * tree.h (subrange_type_for_debug_p): Declare.
13597 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13598 (convert_affine_scev): Remove call to above function.
13599 (chrec_convert_aggressive): Likewise.
13600 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13601 false for conversions involving subtypes.
13602 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13603 (vrp_val_min): Likewise.
13604 (needs_overflow_infinity): Likewise.
13605 (extract_range_from_unary_expr): Likewise.
13607 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13609 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13610 * config/frv/frv.c: Likewise.
13611 * config/s390/s390.c: Likewise.
13612 * config/sparc/sparc.h: Likewise.
13613 * config/i386/i386.h: Likewise.
13614 * config/i386/i386.c: Likewise.
13615 * config/crx/crx.c: Likewise.
13616 * config/m68hc11/m68hc11.h: Likewise.
13617 * config/iq2000/iq2000.c: Likewise.
13618 * config/mn10300/mn10300.h: Likewise.
13619 * config/mn10300/mn10300.c: Likewise.
13620 * config/m68k/m68k.c: Likewise.
13621 * config/rs6000/rs6000.c: Likewise.
13622 * config/rs6000/xcoff.h: Likewise.
13623 * config/rs6000/linux64.h: Likewise.
13624 * config/rs6000/sysv4.h: Likewise.
13625 * config/score/score3.c: Likewise.
13626 * config/score/score7.c: Likewise.
13627 * config/score/score.c: Likewise.
13628 * config/arm/arm.md: Likewise.
13629 * config/mips/mips.c: Likewise.
13630 * config/mips/mips.md: Likewise.
13631 * config/bfin/bfin.h: Likewise.
13632 * config/pa/pa.c: Likewise.
13633 * config/pa/constraints.md: Likewise.
13635 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13636 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13637 * config/pdp11/pdp11.h: Use memory_address_p instead.
13639 2009-05-14 Ian Lance Taylor <iant@google.com>
13641 * passes.c (finish_optimization_passes): Change i to int.
13642 * plugin.c (plugins_active_p): Change event to int.
13643 (dump_active_plugins): Likewise.
13644 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13646 * tree.c (tree_range_check_failed): Change c to unsigned int.
13647 (omp_clause_range_check_failed): Likewise.
13648 (build_common_builtin_nodes): Change mode to int. Add cast.
13649 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13650 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13652 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13653 ++ or -- with a variable of enum type.
13655 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13658 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13660 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13662 * store-motion.c: Do not include params.h
13663 * Makefile.in: Fix dependencies for various files.
13665 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13667 * auto-inc-dec.c: Fix pass description, remove apparent
13668 accidental duplication.
13670 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13672 PR middle-end/40147
13673 * ipa-utils.h (memory_identifier_string): Moved to ...
13674 * tree.h (memory_identifier_string): Here. Add GTY(()).
13676 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13678 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13679 in the former documentation of...
13680 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13681 * ira-conflicts.c (get_dup_num): Use address_operand.
13682 * targhooks.c (default_legitimate_address_p): New.
13683 * targhooks.h (default_legitimate_address_p): New.
13684 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13686 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13687 * target.h (struct target): Add legitimate_address_p.
13688 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13689 (TARGET_INITIALIZER): Include it.
13691 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13692 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13693 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13694 (TARGET_LEGITIMATE_ADDRESS_P): New.
13696 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13697 (REG_OK_STRICT_P): Delete.
13698 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13699 (frv_legitimate_address_p_1): ... this.
13700 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13701 (frv_legitimate_address_p_1): ... the renamed old
13702 frv_legitimate_address_p.
13703 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13704 (TARGET_LEGITIMATE_ADDRESS_P): New.
13706 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13707 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13708 * config/s390/s390.c (legitimate_address_p): Rename to...
13709 (s390_legitimate_address_p): ... this, make static.
13710 (legitimize_address): Adjust call.
13711 (TARGET_LEGITIMATE_ADDRESS_P): New.
13712 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13714 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13715 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13716 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13717 (TARGET_LEGITIMATE_ADDRESS_P): New.
13719 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13720 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13721 * config/spu/spu.c (spu_legitimate_address): Rename to...
13722 (spu_legitimate_address_p): ... this, make static.
13723 (TARGET_LEGITIMATE_ADDRESS_P): New.
13725 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13726 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13727 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13728 (sparc_legitimate_address_p): ... this, make static and return bool.
13729 (legitimize_address): Adjust call.
13730 (TARGET_LEGITIMATE_ADDRESS_P): New.
13732 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13733 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13734 * config/i386/i386.c (legitimate_address_p): Rename to...
13735 (ix86_legitimate_address_p): ... this, make static.
13736 (constant_address_p): Move after it, adjust call.
13737 (TARGET_LEGITIMATE_ADDRESS_P): New.
13739 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13740 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13741 * config/avr/avr.c (legitimate_address_p): Rename to...
13742 (avr_legitimate_address_p): ... this, make static.
13743 (legitimize_address): Adjust call.
13744 (TARGET_LEGITIMATE_ADDRESS_P): New.
13746 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13747 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13748 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13749 (TARGET_LEGITIMATE_ADDRESS_P): New.
13751 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13752 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13753 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13754 (TARGET_LEGITIMATE_ADDRESS_P): New.
13756 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13757 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13759 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13761 (TARGET_LEGITIMATE_ADDRESS_P): New.
13763 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13764 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13766 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13768 (m68hc11_legitimate_address_p): ... this, make static.
13769 (go_if_legitimate_address_internal): Rename to...
13770 (m68hc11_legitimate_address_p_1): ... this.
13771 (legitimize_address): Adjust call.
13772 (TARGET_LEGITIMATE_ADDRESS_P): New.
13774 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13775 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13776 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13777 (TARGET_LEGITIMATE_ADDRESS_P): New.
13779 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13780 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13781 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13782 (mn10300_legitimate_address_p): ... this, make static.
13783 (TARGET_LEGITIMATE_ADDRESS_P): New.
13785 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13786 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
13787 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
13788 (TARGET_LEGITIMATE_ADDRESS_P): New.
13790 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13791 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
13792 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
13793 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13794 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
13795 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
13796 (rs6000_legitimate_address_p): ... this, make static.
13797 (TARGET_LEGITIMATE_ADDRESS_P): New.
13798 (REG_MODE_OK_FOR_BASE_P): Delete.
13799 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
13801 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13802 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
13804 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13805 static, adjust types.
13806 (TARGET_LEGITIMATE_ADDRESS_P): New.
13808 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13809 * config/score/score.c (score_address_p): Rename to...
13810 (score_legitimate_address_p): ... this.
13811 (TARGET_LEGITIMATE_ADDRESS_P): New.
13812 * config/score/score3.c (score3_address_p): Rename to...
13813 (score3_legitimate_address_p): ... this.
13814 * config/score/score7.c (score7_address_p): Rename to...
13815 (score7_legitimate_address_p): ... this.
13817 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
13818 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
13819 GO_IF_LEGITIMATE_ADDRESS): Delete.
13820 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
13821 thumb2_legitimate_address_p): Delete.
13822 (arm_legitimate_address_p): Rename to...
13823 (arm_legitimate_address_outer_p): ... this.
13824 * config/arm/constraints.md ("Uq"): Adjust call.
13825 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
13826 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
13828 (arm_legitimate_address_outer_p): ... this.
13829 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
13831 (TARGET_LEGITIMATE_ADDRESS_P): New.
13833 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13834 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
13835 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
13836 (TARGET_LEGITIMATE_ADDRESS_P): New.
13838 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13839 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13840 * config/vax/vax.c (legitimate_address_p): Rename to...
13841 (vax_legitimate_address_p): ... this, make static.
13842 (TARGET_LEGITIMATE_ADDRESS_P): New.
13844 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13845 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13846 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13847 (TARGET_LEGITIMATE_ADDRESS_P): New.
13849 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13850 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13851 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13852 (mmix_legitimate_address_p): ... this, make static.
13853 (TARGET_LEGITIMATE_ADDRESS_P): New.
13855 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13856 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13857 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13858 (TARGET_LEGITIMATE_ADDRESS_P): New.
13860 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13862 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13863 of MODE_COMPLEX_INT.
13865 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13867 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13868 LCT_NORMAL in function call.
13869 * mips-tdump.c (print_file_desc): Add cast to enum type.
13870 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13871 (mark_stabs): Add casts to enum types.
13872 (parse_stabs_common): Add casts to enum types.
13874 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13876 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13877 Check for invalid values of LETTER.
13879 2009-05-13 Taras Glek <tglek@mozilla.com>
13881 * attribs.c (register_attribute): moved out attribute registration
13882 into register_attribute.
13883 * doc/plugins.texi: Documented register_attribute and
13885 * gcc-plugin.h: Added forward decl for register_attribute.
13886 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13887 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13888 PLUGIN_ATTRIBUTES boilerplate.
13890 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13892 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13893 values even in sentinel and empty entries.
13894 (ms_printf_flag_specs): Likewise.
13895 (ms_scanf_flag_specs): Likewise.
13896 (ms_strftime_flag_specs): Likewise.
13897 (ms_print_char_table): Likewise.
13898 (ms_scan_char_table): Likewise.
13899 (ms_time_char_table): Likewise.
13901 2009-05-13 Doug Kwan <dougkwan@google.com>
13903 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13905 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13907 * config/mips/mips.md (store): Add attributes for QI and HI.
13909 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13910 (truncdi<mode>2): ... this new pattern.
13912 2009-05-13 Brad Hards <bradh@kde.org>
13914 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13916 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13917 Ben Elliston <bje@au.ibm.com>
13919 PR middle-end/40035
13920 * dse.c (check_mem_read_rtx): Guard against width == -1.
13922 2009-05-13 Michael Matz <matz@suse.de>
13924 PR middle-end/39976
13925 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13926 (trivially_conflicts_p): New function.
13927 (insert_backedge_copies): Use it.
13929 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13931 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13932 (handle_stdc_pragma): Use new enum constant names.
13933 (handle_pragma_float_const_decimal64): Ditto.
13935 2009-05-13 Ian Lance Taylor <iant@google.com>
13937 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13940 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13942 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13943 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13945 * config/m68k/m68k.h (FL_UCLINUX): Define.
13947 2009-05-13 Jan Hubicka <jh@suse.cz>
13949 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13951 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13953 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
13954 unless -fschedule-insns is specified.
13956 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13959 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
13960 TARGET_EXPAND_CBRANCHDI4.
13961 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
13962 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
13963 (cmpeqdi): Fix comment.
13965 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13967 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
13968 (sh_legitimate_address_p): Likewise.
13969 * config/sh/sh.c (sh_legitimate_index_p): New.
13970 (sh_legitimate_address_p): Likewise.
13971 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
13972 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
13973 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
13974 (MAYBE_BASE_REGISTER_RTX_P): New macro.
13975 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
13976 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
13977 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
13978 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
13979 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
13981 2009-05-12 Jan Hubicka <jh@suse.cz>
13983 * tree-inline.c (estimate_operator_cost): Add operands;
13984 when division happens by constant, it is cheap.
13985 (estimate_num_insns): Loads and stores are not having cost of 0;
13986 EH magic stuff is cheap; when computing runtime cost of switch,
13987 use log2 base of amount of its cases; builtin_expect has cost of 0;
13988 compute cost for moving return value of call.
13989 (init_inline_once): Initialize time_based flags.
13990 * tree-inline.h (eni_weights_d): Add time_based flag.
13992 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13994 * df-core.c: Update head documentation.
13996 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13999 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14000 shadowing exisiting variable op1.
14002 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14005 * config/i386/driver-i386.c (processor_signatures): New enum.
14006 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14007 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14008 processor signature to detect geode processor.
14010 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14014 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14016 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14017 causes spurious differences between trunk and cond-optab branch.
14019 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14021 * dojump.c (compare_from_rtx): Delete.
14022 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14023 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14024 if the comparison does not satisfy the predicate; test predicates for
14025 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14026 further if one existing pattern fails.
14027 * expr.h (compare_from_rtx): Delete.
14028 (prepare_operand): Declare it.
14029 * optabs.c: Change "lib call" to "libcall" throughout.
14030 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14031 HAVE_conditional_trap, emit_cmp_insn): Delete.
14032 (can_compare_p): Delete cmp_optab case.
14033 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14034 Accept other parameters by value.
14035 (prepare_operand): Make non-static.
14036 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14037 other parameters by value. Try to widen operands here based on
14038 an optab_methods argument and looking at cbranch_optab.
14039 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14040 loop. Use cbranch_optab directly.
14041 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14042 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14044 (emit_conditional_move, emit_conditional_add): Inline what's needed
14045 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14046 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14047 with COMPARE. Move cmov_optab and cstore_optab above
14048 with cbranch_optab, move cmp_optab down with ucmp_optab,
14049 remove tst_otpab. Do not initialize trap_rtx.
14050 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14051 for trap code. Do not check HAVE_conditional_trap. Use
14052 prepare_cmp_insn. Accept no predicate for operand 3.
14053 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14054 (OTI_ctrap, ctrap_optab): New.
14055 (tst_optab): Delete.
14056 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14057 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14058 with lookup of ctrap_optab.
14059 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14061 (ctrap_optab): New.
14063 * combine.c (combine_simplify_rtx, simplify_set): Do not
14064 special case comparing against zero for cc0 machines.
14065 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14066 COMPARE on cc0 machines.
14067 (simplify_relational_operation): Return a new expression when
14068 a COMPARE could be removed.
14069 * final.c (final_scan_insn): Compare cc_status values
14070 against LHS of a (compare FOO (const_int 0)) cc0 source.
14071 Also check if cc_status.value is the full compare.
14073 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14074 (cstoreMM4): Document.
14075 (conditional_trap): Document ctrapMM4 instead.
14076 (sync_compare_and_swapMM): Refer to cbranchcc4.
14077 (Dependent Patterns): Eliminate obsolete information referring to
14078 the old jump optimization phase.
14079 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14080 of compares with 0 on cc0 machines.
14081 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14082 avoiding references to cc0. Remove text about storing operands
14084 * doc/tm.texi (Condition Codes): Include blurb on different
14085 condition code representations, separate into subsections for
14086 CC0, MODE_CC and conditional execution.
14088 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14089 alpha_emit_setcc): Accept operands and a machine mode.
14090 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14091 Get code/op0/op1 from operands, use machine mode argument
14092 instead of alpha_compare.fp_p. Emit the branch here.
14093 (alpha_emit_setcc): Likewise, and return boolean.
14094 (alpha_emit_conditional_move): Likewise. Assert that
14095 cmp_op_mode == cmp_mode, and simplify accordingly.
14096 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14097 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14098 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14100 (stack probe test): Use cbranchdi4.
14101 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14103 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14104 * config/arc/arc.h (movsicc, movsfcc): Use it.
14105 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14106 (cbranchsi4, cstoresi4): New.
14107 (cmpsi, bCC and sCC expanders): Remove.
14109 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14110 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14111 * config/arm/predicates.md (arm_comparison_operator): Only include
14112 floating-point operators if there is a hardware floating-point unit.
14113 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14114 deferring to cbranch_cc and cstore_cc respectively.
14115 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14116 cbranch_cc, cstore_cc): New.
14117 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14119 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14121 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14122 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14124 (adjust_insn_length): Adjust calls.
14125 (avr_reorg): Handle (compare (foo) (const_int 0)).
14126 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14127 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14128 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14129 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14131 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14132 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14134 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14135 (cbranchsi4, cstorebi4, cstoresi4): New.
14136 (movbisi): This insn is duplicate, split it to zero_extend.
14137 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14138 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14139 (bfin_optimize_loop): Use cbranch expander.
14140 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14141 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14142 (bfin_bimode_comparison_operator): ... this.
14143 (bfin_direct_comparison_operator): New.
14145 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14146 inside (compare FOO (const_int 0)).
14147 (cris_rtx_costs): Handle ZERO_EXTRACT.
14148 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14149 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14150 (*tstdi_v32): Delete.
14151 (*cmpdi_non_v32): Add M alternative for operand 1.
14152 (cmpsi, cmp<mode>): Make private.
14153 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14155 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14157 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14158 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14159 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14160 (cc_reg_operand): New.
14161 (any_cond): Delete.
14162 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14163 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14164 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14165 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14166 crx_expand_scond): Delete.
14168 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14170 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14171 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14173 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14174 cstoresi4, cstoresf4, cstoredf4): New.
14175 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14176 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14177 Receive the entire operands array.
14178 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14179 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14180 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14181 Get test/op0/op1 from the operands array.
14182 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14184 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14185 (h8300_expand_store): New.
14186 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14188 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14189 (h8300_expand_store): New.
14190 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14191 or do not try to produce (set (cc0) REG).
14192 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14193 change a compare into a move to a scratch register. Disable some
14194 peepholes when comparing with zero.
14195 (tstsi, tsthi, tstsi, cmpqi): Make private.
14197 (bCC, sCC): Delete.
14198 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14201 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14202 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14203 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14204 (ix86_emit_i387_log1p): Use cbranchxf2.
14205 (ix86_expand_setcc): Return void.
14206 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14207 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14208 cmp<MODEF>, cmpcc): Remove.
14209 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14210 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14211 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14212 (sCC and bCC expanders): Remove.
14213 (stack_protect_test): Use cbranchcc4.
14215 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14217 (ia64_expand_compare): Accept three rtx by reference and return void.
14218 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14219 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14220 from *expr. Update *expr with the BImode comparison to do.
14221 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14222 cmptf, bCC, sCC, conditional_trap): Delete.
14223 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14224 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14225 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14226 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14227 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14229 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14230 type of last argument.
14231 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14232 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14233 use machine mode argument instead of branch_type. Remove dead
14234 code for floating-point comparisons.
14235 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14236 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14238 (cbranchsi4, cstoresi4): New.
14239 * config/iq2000/predicates.md (reg_or_const_operand): New.
14241 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14242 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14243 (b<code>_op): Rewrite to...
14244 (bcc_op): ... this, using match_operator.
14245 (s<code>_op): Rewrite to...
14246 (scc_op): ... this, using match_operator.
14247 (s<code>_24_op): Rewrite to...
14248 (scc_op_24): ... this, using match_operator.
14249 (s<code>_<mode>): Rewrite to...
14250 (cstore<mode>4): ... this, using match_operator.
14251 (s<code>_<mode>_24): Rewrite to...
14252 (cstore<mode>4_24): ... this, using match_operator.
14253 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14254 m32c_unpend_compare, m32c_expand_scc): Delete.
14255 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14256 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14257 (m32c_expand_movcc): Change NE to EQ if necessary.
14258 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14260 * config/m32r/m32r-protos.h (gen_cond_store): New.
14261 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14262 (gen_cond_store): New, from sCC patterns.
14263 (m32r_expand_block_move): Use cbranchsi4.
14264 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14265 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14266 (cbranchsi4, cstoresi4): New.
14268 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14270 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14271 (m68hc11_notice_update_cc): Look into a compare with 0.
14272 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14274 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14275 cmphi, cmpqi, bCC): Delete.
14276 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14277 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14278 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14281 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14282 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14283 * config/m68k/constraints.md (H): New.
14284 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14285 the define_insn below.
14286 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14287 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14288 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14289 patterns): Wrap RHS with COMPARE.
14290 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14291 (*cmpdi_internal): Name this pattern.
14292 (cmpdi): Change to define_insn.
14293 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14294 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14295 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14297 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14298 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14299 (conditional_trap): Change to...
14300 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14301 (*conditional_trap): Use the ordered_comparison_operator and
14302 const1_operand predicates.
14303 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14304 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14305 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14306 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14308 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14309 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14310 (mcore_gen_compare): New.
14311 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14312 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14313 (mcore_gen_compare): ... this.
14314 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14315 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14316 (stack probe pattern): Use cbranchsi4.
14318 * config/mips/predicates.md (mips_cstore_operator): New.
14319 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14320 * config/mips/mips.md (any_cond): Delete.
14321 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14323 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14324 fixuns_truncsfdi2): Use cbranch patterns.
14325 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14326 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14327 Adjust call to mips_expand_conditional_branch.
14328 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14330 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14331 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14332 * config/mips/mips.c (cmp_operands): Delete.
14333 (mips_emit_compare): Get comparison operands from *op0/*op1.
14334 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14335 that it succeeds. Use op0/op1 instead of cmp_operands.
14336 (mips_expand_conditional_branch, mips_expand_conditional_move,
14337 mips_expand_conditional_trap): Likewise.
14338 (mips_block_move_loop): Use cbranch patterns.
14339 * config/mips/mips.h (cmp_operands): Delete.
14341 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14342 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14343 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14344 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14345 (*cmpcc_folded): Rename to...
14346 (*cmpdi_folded): this.
14347 (*cmpcc): Rename to...
14349 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14352 (cbranchdf4): New. Handle invalid comparisons here.
14353 * config/mmix/predicates.md (float_comparison_operator): New.
14355 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14356 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14357 * config/mn10300/mn10300.md (tst): Delete.
14358 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14359 Name these patterns and wrap RHS in a compare.
14360 (*cmpsi): Make this pattern private. Include tst.
14361 (*cmpsf): Make this pattern private.
14362 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14363 (compare with zero peepholes): Likewise.
14365 (cbranchsi4, cbranchsf4): New.
14366 (casesi): Use cbranchsi4.
14368 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14369 hppa_branch_type): Delete.
14370 (return_addr_rtx): Use cbranchsi4.
14371 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14372 Emit CCFPmode comparison here.
14373 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14374 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14375 hppa_branch_type): Delete.
14376 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14377 (movsicc, movdicc): Remove references to hppa_compare_op0,
14378 hppa_compare_op1 and compare_from_rtx.
14379 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14380 (casesi): Use cbranchsi4.
14382 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14383 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14384 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14385 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14386 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14388 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14389 (*branch, *branch_inverted): New.
14391 * config/picochip/picochip.md (cbranchhi4): Use
14392 ordered_comparison_operator.
14393 (cmphi, bCC): Remove.
14395 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14396 (trap_comparison_operator): Delete.
14397 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14398 rs6000_emit_cbranch): Accept mode and operands.
14399 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14400 rs6000_compare_fp_p): Delete.
14401 (rs6000_generate_compare): Accept mode and comparison. Extract code
14402 and op0/op1 from there. Replace references to rs6000_compare_op0
14403 and rs6000_compare_op1.
14404 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14405 extract result from passed operands.
14406 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14407 extract loc from passed operands.
14408 (rs6000_emit_cmove): Likewise.
14409 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14410 rs6000_compare_fp_p): Delete.
14411 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14412 (cbranch<GPR>4, cbranch<FP>4): New.
14413 (cstore<mode>4): New. Consolidate here all choices about when to use
14414 portable or specialized sCC sequences.
14415 (stack_protect_test): Use cbranchsi4.
14416 (conditional_trap): Replace with ctrap<GPR>4.
14417 (conditional trap insn): Replace trap_comparison_operator with
14418 ordered_comparison_operator.
14420 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14421 (s390_emit_prologue): Use ctrap.
14422 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14423 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14424 New predicates replacing...
14425 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14426 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14427 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14428 (add<mode>cc): Do not use s390_compare_op0/op1.
14429 (s<code>): Change to...
14430 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14431 (seq): Change to...
14432 (cstorecc4): ... this. Handle EQ or NE equally.
14433 (*sne): Un-privatize for use in cstorecc4.
14434 (b<code>): Change to...
14435 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14436 (conditional_trap): Replace with...
14437 (ctrap<GPR>4, ctrap<FP>4): ... these.
14438 (stack_protect): Use cbranchcc4.
14440 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14441 * config/score/score-protos.h (score_gen_cmp): Delete.
14442 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14443 (score_block_move-loop): Use cbranchsi4.
14444 * config/score/score.md (cbranchsi4): New.
14445 (cmpsi, bCC): Delete.
14446 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14447 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14448 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14449 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14450 * config/score/score3.h (score3_gen_cmp): Delete.
14451 * config/score/score7.h (score7_gen_cmp): Delete.
14453 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14454 (sh_emit_scc_to_t): ... this. Return void.
14455 (from_compare): Rename to...
14456 (sh_emit_compare_and_branch): ... this.
14457 (sh_emit_compare_and_set): New.
14458 (sh_expand_t_scc): Accept operands.
14459 * config/sh/predicates.md (sh_float_comparison_operator): New.
14460 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14461 (prepare_scc_operands): Rename to...
14462 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14464 (sh_emit_cheap_store_flag): New.
14465 (sh_emit_set_t_insn): New.
14466 (from_compare): Rename to...
14467 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14468 handling of TARGET_SH2E floating point to avoid recursive call.
14469 Generate branch here.
14470 (sh_emit_compare_and_set): New.
14471 (sh_expand_t_scc): Get op0/op1 from arguments.
14472 (sh_emit_cheap_store_flag): New.
14473 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14475 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14476 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14477 (movsicc, movdicc): Do nothing when it recreated operands from
14478 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14479 prepare_scc_operands (now sh_emit_scc_to_t).
14480 (udivdi3): Use cstoresi4.
14481 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14482 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14483 (cbranchint4_media, cbranchfp4_media): New.
14484 (casesi): Use cbranchdi4.
14485 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14487 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14488 (movnegt): Remove second operand.
14489 (cbranchsf4, cbranchdf4): New.
14490 (stack_protect): Use cbranchdi4/cbranchsi4.
14492 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14493 (gen_compare_reg): Accept comparison, extract part of it to...
14494 (gen_compare_reg_1): ... this.
14495 (gen_compare_operator): Delete.
14496 (gen_v9_scc): Accept separate destination, comparison code and arms.
14497 Do not use sparc_compare_op0/sparc_compare_op1.
14498 (emit_scc_insn, emit_conditional_branch_insn): New.
14499 (emit_v9_brxx): Make static. Remove useless assertion.
14500 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14502 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14503 * config/sparc/sparc-protos.h (gen_compare_reg,
14504 sparc_emit_float_lib_cmp): Adjust prototype.
14505 (emit_scc_insn, emit_conditional_branch_insn): New.
14506 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14507 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14508 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14509 iterators to the top.
14510 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14511 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14512 snedi_special_trunc): Delete.
14513 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14514 and snedi_special_trunc.
14515 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14516 cbranchdi4, cbranch<F:mode>4): New.
14517 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14518 here. Use gen_compare_reg instead of gen_compare_operator.
14519 (conditional_trap): Replace with...
14520 (ctrapsi4, ctrapdi4): ... this.
14521 (stack_protect_test): Use cbranchcc4.
14523 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14525 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14526 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14527 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14528 from operands[0] or operands[3] depending on is_set.
14529 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14530 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14531 cmpdf, bCC), sCC: Remove.
14532 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14533 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14535 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14536 spu_emit_branch_or_set.
14538 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14540 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14541 xstormy16_compare_op1): Delete.
14542 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14543 xstormy16_compare_op1): Delete.
14544 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14546 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14547 (cmphi, cmpsi, bCC): Remove.
14549 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14550 (*cmpsi): ... this one.
14551 (cbranchsi4, cstoresi4): New.
14552 (bCC expanders): Delete.
14553 (sCC insns): Fold into...
14554 (*setcc): ... this one.
14555 (casesi): Do not use gen_cmpsi and gen_bgtu.
14556 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14557 (movsicc): Simplify.
14558 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14560 * config/vax/vax-protos.h (cond_name): New.
14561 (vax_output_conditional_branch): Remove.
14562 * config/vax/vax.c (cond_name): New.
14563 (vax_output_conditional_branch): Remove.
14564 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14565 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14566 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14567 (bit<VAXint>): Wrap source with (compare).
14568 (b<code> and following unnamed pattern): Rename to *branch and
14569 *branch_reversed. Change macroization to match_operator.
14570 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14572 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14573 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14574 Change last argument to machine_mode.
14575 (xtensa_expand_scc): Add machine_mode argument.
14576 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14577 (gen_conditional_move, xtensa_expand_conditional_branch,
14578 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14579 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14580 Adjust operand numbers.
14581 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14583 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14584 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14585 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14587 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14589 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14590 causes spurious differences between trunk and cond-optab branch.
14592 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14595 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14597 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14599 * tree.c (iterative_hash_pointer): Delete.
14600 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14601 Hash UIDs and versions of SSA names. Don't special-case built-in
14602 function declarations.
14604 2009-05-11 Ian Lance Taylor <iant@google.com>
14607 * graphite.c: Force -Wc++-compat to only be a warning before
14608 #including "cloog/cloog.h".
14610 2009-05-11 Martin Jambor <mjambor@suse.cz>
14612 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14614 2009-05-11 Jan Hubicka <jh@suse.cz>
14616 * tree-ssa-loop-ivcanon.c: Include target.h
14617 (struct loop_size): new structure.
14618 (constant_after_peeling): New predicate.
14619 (tree_estimate_loop_size): New function.
14620 (estimated_unrolled_size): Rewrite for new estimates.
14621 (try_unroll_loop_completely): Use new estimates.
14622 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14624 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14626 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14627 libcpp interface change.
14628 (spu_macro_to_expand): Likewise.
14630 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14632 PR tree-optimization/40026
14633 * gimplify.c (gimplify_init_constructor): Change initial conditional
14634 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14635 optimize_compound_literals_in_ctor.
14637 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14639 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14641 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14643 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14645 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14646 HOST_WIDE_INT for gap.
14648 2009-05-11 Ira Rosen <irar@il.ibm.com>
14650 PR tree-optimization/40074
14651 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14652 account in group size and step comparison.
14654 2009-05-11 Richard Guenther <rguenther@suse.de>
14656 * passes.c (init_optimization_passes): Strip now incorrect comment.
14657 (execute_function_todo): Do not set PROP_alias.
14658 * tree-pass.h (PROP_alias): Remove.
14659 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14660 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14661 * tree-nrv.c (pass_return_slot): Likewise.
14662 * tree-object-size.c (pass_object_sizes): Likewise.
14663 * tree-ssa-dom.c (pass_dominator): Likewise.
14664 (pass_phi_only_cprop): Likewise.
14665 * tree-ssa-dse.c (pass_dse): Likewise.
14666 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14667 (pass_cselim): Likewise.
14668 * tree-ssa-pre.c (pass_pre): Likewise.
14669 (pass_fre): Likewise.
14670 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14671 * tree-ssa-sink.c (pass_sink_code): Likewise.
14672 * tree-stdarg.c (pass_stdarg): Likewise.
14673 * tree-tailcall.c (pass_tail_calls): Likewise.
14674 * tree-vrp.c (pass_vrp): Likewise.
14676 2009-05-10 Ian Lance Taylor <iant@google.com>
14678 * basic-block.h (enum profile_status): Break out of struct
14679 control_flow_graph.
14680 * cgraph.h (struct inline_summary): Break out of struct
14682 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14683 of struct cgraph_order_sort.
14684 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14685 * cse.c (struct branch_path): Break out of struct
14686 cse_basic_block_data.
14687 * except.h (enum eh_region_type): Break out of struct eh_region.
14688 * gcc.c (enum add_del): Break out of struct modify_target.
14689 * genrecog.c (enum decision_type): Break out of struct decision_test.
14690 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14692 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14693 * regmove.c (enum match_use): New enum, broken out of struct match.
14694 * sched-int.h (enum post_call_group): New enum, broken out of
14696 (struct deps_reg): Break out of struct deps.
14697 * target.h (struct asm_int_op): Break out of struct gcc_target.
14698 * tree-eh.c (struct goto_queue_node): Break out of struct
14700 * tree-inline.h (enum copy_body_cge_which): Break out of
14702 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14704 * c-decl.c (in_struct, struct_types): New static variables.
14705 (pushtag): Add loc parameter. Change all callers.
14706 (lookup_tag): Add ploc parameter. Change all callers.
14707 (check_compound_literal_type): New function.
14708 (parser_xref_tag): Add loc parameter. Change all callers. If
14709 -Wc++-compat, warn about struct/union/enum types defined within a
14711 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14712 and loc parameters. Change all callers. Change error calls to
14713 error_at, using loc. For a redefinition, if the location of the
14714 original definition is known, report it. Set in_struct and
14715 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14716 (finish_struct): Add new parameters enclosing_in_struct and
14717 enclosing_struct_types. Change all callers. Set
14718 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14719 in the struct. If in a struct, add this struct to struct_types.
14720 (start_enum): Add loc parameter. Change all callers. Use
14721 error_at for errors, using loc. For a redefinition, if the
14722 location of the original definition is known, report it. If in a
14723 struct, add this enum type to struct_types. If -Wc++-compat warn
14724 if in sizeof, typeof, or alignof.
14725 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14726 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14727 (c_parser_enum_specifier): Get enum location for start_enum.
14728 (c_parser_struct_or_union_specifier): Get struct location for
14729 start_struct. Save in_struct and struct_types status between
14730 start_struct and finish_struct.
14731 (c_parser_cast_expression): Get location of cast.
14732 (c_parser_alignof_expression): Get location of type.
14733 (c_parser_postfix_expression): Likewise.
14734 (c_parser_postfix_expression_after_paren_type): Add type_loc
14735 parameter. Change all callers. Call check_compound_literal_type.
14736 Use type_loc for error about variable size type.
14737 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14738 of an enum constant from an enum type defined in a struct or union.
14739 (c_cast_expr): Add loc parameter. Change all callers. If
14740 -Wc++-compat, warn about defining a type in a cast.
14741 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14742 (start_enum, start_struct, finish_struct): Update declarations.
14743 (parser_xref_tag, c_cast_expr): Update declarations.
14744 (check_compound_literal_type): Declare.
14746 2009-05-11 Ben Elliston <bje@au.ibm.com>
14748 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14749 for recent libcpp interface change.
14750 (rs6000_macro_to_expand): Likewise.
14752 2009-05-10 Michael Matz <matz@suse.de>
14755 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14756 not at entry of function.
14758 2009-05-10 Richard Guenther <rguenther@suse.de>
14760 PR tree-optimization/40081
14762 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14763 using the main variant of the element type. Do not fiddle with
14764 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14766 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14767 structs with volatile fields.
14769 2009-05-10 Jan Hubicka <jh@suse.cz>
14771 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14772 (estimate_move_cost): Assert that it does not get called for
14774 (estimate_num_insns): Skip VOID types in argument handling.
14775 (optimize_inline_calls): Delete unreachable blocks and verify that
14776 callgraph is valid.
14778 2009-05-10 Jan Hubicka <jh@suse.cz>
14780 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14781 * cgraph.c (cgraph_mark_address_taken_node): New function.
14782 (dump_cgraph_node): Dump new flag.
14783 * cgraph.h (struct cgraph_node): Add address_taken.
14784 (cgraph_mark_address_taken_node): New function.
14785 * ipa.c (cgraph_postorder): Prioritize functions with address taken
14786 since new direct calls can be born.
14788 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14790 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
14791 tok->val.node.node.
14793 2009-05-10 Jan Hubicka <jh@suse.cz>
14795 PR middle-end/40084
14796 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
14798 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
14799 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
14800 * tree-inline.c (copy_bb): Set frequency correctly.
14801 (fold_marked_statements): Update call to
14802 cgraph_update_edges_for_call_stmt.
14804 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14806 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14807 identifiers in diagnostics.
14808 * config/arm/arm.c (arm_handle_fndecl_attribute,
14809 arm_handle_isr_attribute): Likewise.
14810 * config/avr/avr.c (avr_handle_progmem_attribute,
14811 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
14812 * config/bfin/bfin.c (handle_int_attribute,
14813 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
14814 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
14815 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
14817 * config/darwin.c (darwin_handle_kext_attribute,
14818 darwin_handle_weak_import_attribute): Likewise.
14819 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
14820 h8300_handle_eightbit_data_attribute,
14821 h8300_handle_tiny_data_attribute): Likewise.
14822 * config/i386/i386.c (ix86_handle_cconv_attribute,
14823 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
14824 * config/i386/winnt.c (ix86_handle_shared_attribute,
14825 ix86_handle_selectany_attribute): Likewise.
14826 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
14827 * config/m32c/m32c.c (function_vector_handler): Likewise.
14828 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
14829 m68hc11_handle_fntype_attribute): Likewise.
14830 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
14831 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
14832 * config/mips/mips.c (mips_insert_attributes,
14833 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
14834 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
14835 rs6000_handle_struct_attribute): Likewise.
14836 * config/sh/sh.c (sh_insert_attributes,
14837 sh_handle_resbank_handler_attribute,
14838 sh_handle_interrupt_handler_attribute,
14839 sh2a_handle_function_vector_handler_attribute,
14840 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14842 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14843 * config/spu/spu.c (spu_handle_fndecl_attribute,
14844 spu_handle_vector_attribute): Likewise.
14845 * config/stormy16/stormy16.c
14846 (xstormy16_handle_interrupt_attribute): Likewise.
14847 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14848 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14850 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14852 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14853 (pp_translate_identifiers): New.
14854 (pp_identifier): Only conditionally translate identifier to locale
14856 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14857 (pp_base_tree_identifier): Only conditionally translate identifier
14858 to locale character set.
14859 * c-pretty-print.c (M_): Define.
14860 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14861 fragments for conditional translation with M_.
14862 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14863 identifier translation.
14865 2009-05-10 Richard Guenther <rguenther@suse.de>
14867 PR tree-optimization/40081
14868 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14869 using the main variant of the element type. Do not fiddle with
14870 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14872 2009-05-09 Jan Hubicka <jh@suse.cz>
14874 PR middle-end/40080
14875 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14876 indirect calls; verify cgraph afterwards.
14878 2009-05-09 Jan Hubicka <jh@suse.cz>
14881 * ipa.c (update_inlined_to_pointer): New function.
14882 (cgraph_remove_unreachable_nodes): Use it.
14884 2009-05-09 Jan Hubicka <jh@suse.cz>
14886 * tree-eh.c (struct leh_state): Remove prev_try.
14887 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14888 not track prev_try.
14889 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14890 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14891 remove_eh_handler_and_replace, foreach_reachable_handler,
14892 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14893 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14894 (gen_eh_region_cleanup): Update prototype.
14896 2009-05-09 Jan Hubicka <jh@suse.cz>
14898 PR middle-end/40043
14899 * except.c (copy_eh_region): Always set prev_try.
14900 (redirect_eh_edge_to_label): Find outer try.
14901 (foreach_reachable_handler): When looking for prev try
14902 handle case where previous try is not going to be taken.
14904 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14906 PR tree-optimization/40049
14907 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14908 only vector/vector shifts, convert the type of the constant to the
14909 appropriate type to avoid building incorrect trees, which
14910 eventually have problems with garbage collection.
14912 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14914 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14915 -1 for complex floating-point types if honoring signed zeros.
14917 2009-05-08 Jan Hubicka <jh@suse.cz>
14919 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14920 argument; handle correctly when profile is absent.
14921 (build_cgraph_edges): Update.
14922 (rebuild_cgraph_edges): Update.
14923 * cgraph.c: Do not include varray.h.
14924 (cgraph_set_call_stmt_including_clones): New function.
14925 (cgraph_create_edge_including_clones): Likewise
14926 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14927 (cgraph_update_edges_for_call_stmt): Handle clones.
14928 (cgraph_remove_node): Handle clone tree.
14929 (cgraph_remove_node_and_inline_clones): New function.
14930 (dump_cgraph_node): Dump clone tree.
14931 (cgraph_clone_node): Handle clone tree.
14932 (clone_function_name): Bring here from tree-inline.c.
14933 (cgraph_create_virtual_clone): New function.
14934 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14935 (cgraph_clone_info): New function.
14936 (strut cgraph_node): Add clone_info and new clone tree pointers.
14937 (cgraph_remove_node_and_inline_clones,
14938 cgraph_set_call_stmt_including_clones,
14939 cgraph_create_edge_including_clones,
14940 cgraph_create_virtual_clone): Declare.
14941 (cgraph_function_versioning): Use VEC argument.
14942 (compute_call_stmt_bb_frequency): Update prototype.
14943 (cgraph_materialize_all_clones): New function.
14944 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14945 (ipcp_create_replace_map): Update to VECtors.
14946 (ipcp_update_callgraph): Use virtual clones.
14947 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14948 (ipcp_update_profiling): Do not update local profiling.
14949 (ipcp_insert_stage): Use VECtors and virtual clones.
14950 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14951 (clone_of_p): New function.
14952 (cgraph_preserve_function_body_p): Use clone tree.
14953 (cgraph_optimize): Materialize clones.
14954 (cgraph_function_versioning): Update for VECtors.
14955 (save_inline_function_body): Use clone tree.
14956 (cgraph_materialize_clone): New function.
14957 (cgraph_materialize_all_clones): Likewise.
14958 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
14959 * ipa.c: Include gimple.h.
14960 (cgraph_remove_unreachable_nodes): Use clone tree.
14961 * ipa-prop.c (ipa_note_param_call): Update call to
14962 compute_call_stmt_bb_frequencycall.
14963 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
14964 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
14965 (copy_bb): Handle updating of clone tree; add new edge when new call
14967 (expand_call_inline): Be strict about every call having edge.
14968 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
14969 (delete_unreachable_blocks_update_callgraph): New function.
14970 (tree_function_versioning): Use VECtors; always remove unreachable
14971 blocks and fold conditionals.
14972 * tree-inline.h: Do not include varray.h.
14973 (tree_function_versioning): Remove.
14974 * Makefile.in (GTFILES): Remove tree-inline.c
14975 * passes.c (do_per_function): Do only functions having body.
14976 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
14979 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
14980 Andrew Morrow <acm@google.com>
14983 * c-common.c (c_common_attribute_table): Permit deprecated
14984 attribute to take an optional argument.
14985 (handle_deprecated_attribute): If the optional argument to
14986 __attribute__((deprecated)) is not a string ignore the attribute
14987 and emit a warning.
14989 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
14990 * c-typeck.c (build_component_ref): Likewise.
14991 (build_external_ref): Likewise.
14993 * toplev.c (warn_deprecated_use): Add an attribute argument.
14994 Emit the message associated with __attribute__((deprecated)).
14996 * toplev.h (warn_deprecated_use): Updated.
14998 * doc/extend.texi: Document new optional parameter to
14999 __attribute__((deprecated))
15001 2009-05-08 Michael Eager <eager@eagercon.com>
15003 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15004 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15006 2009-05-08 Richard Guenther <rguenther@suse.de>
15008 PR tree-optimization/40062
15009 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15010 Avoid exponential behavior.
15012 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15014 PR rtl-optimization/33928
15016 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15017 process_uses, build_single_def_use_links): New.
15018 (update_df): Update use_def_ref.
15019 (forward_propagate_into): Use get_def_for_use instead of use-def
15021 (fwprop_init): Call build_single_def_use_links and let it initialize
15023 (fwprop_done): Free use_def_ref.
15024 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15025 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15026 df_rd_simulate_one_insn): New.
15027 (df_rd_bb_local_compute_process_def): Update head comment.
15028 (df_chain_create_bb): Use the new RD simulation functions.
15029 * df.h (df_rd_simulate_artificial_defs_at_top,
15030 df_rd_simulate_one_insn): New.
15031 * opts.c (decode_options): Enable fwprop at -O1.
15032 * doc/invoke.texi (-fforward-propagate): Document this.
15034 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15037 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15038 and one complex operand specially.
15039 * tree-complex.c (some_nonzerop): Do not identify a real value as
15040 zero if flag_signed_zeros.
15042 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15044 PR rtl-optimization/33928
15045 * loop-invariant.c (record_use): Fix && vs. || mishap.
15047 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15049 PR rtl-optimization/33928
15050 * loop-invariant.c (struct use): Add addr_use_p.
15051 (struct def): Add n_addr_uses.
15052 (struct invariant): Add cheap_address.
15053 (create_new_invariant): Set cheap_address.
15054 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15055 (record_uses): Pass df_ref to record_use.
15056 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15059 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15061 * config/sh/sh.c: Do not include c-pragma.h.
15063 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15065 * config/spu/spu.c: Remove include of c-common.h.
15067 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15070 * c-common.h (mark_valid_location_for_stdc_pragma,
15071 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15072 clear_float_const_decimal64, float_const_decimal64_p): New.
15073 * c.opt (Wunsuffixed-float-constants): New.
15074 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15075 unsuffixed float constant, handle new warning.
15076 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15077 * c-decl.c (c_scope): New flag float_const_decimal64.
15078 (set_float_const_decimal64, clear_float_const_decimal64,
15079 float_const_decimal64_p): New.
15080 (push_scope): Set new flag.
15081 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15082 to use STDC pragmas.
15083 (c_parser_external_declaration): Ditto.
15084 (c_parser_compound_statement_nostart): Ditto.
15085 * c-pragma.c (valid_location_for_stdc_pragma,
15086 mark_valid_location_for_stdc_pragma,
15087 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15088 handle_pragma_float_const_decimal64): New.
15089 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15090 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15091 set_float_const_decimal64, clear_float_const_decimal64,
15092 float_const_decimal64_p): New dummy functions.
15093 * doc/extend.texi (Decimal Float): Remove statement that the
15094 pragma, and suffix for double constants, are not supported.
15095 * doc/invoke.texi (Warning Options): List new option.
15096 (-Wunsuffixed-float-constants): New.
15098 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15100 * config/i386/i386.c: Do not include c-common.h.
15102 2009-05-07 Mark Heffernan <meheff@google.com>
15104 * doc/invoke.texi (Debugging Options): Document change of debugging
15106 * opts.c (decode_options): Make dump_base_name relative to
15107 aux_base_name directory.
15109 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15111 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15112 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15114 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15116 * Makefile.in (install-plugin): Simplify a bit.
15118 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15120 * Makefile.in (OBJS-common): Add regcprop.o.
15122 * timevar.def (TV_CPROP_REGISTERS): New.
15123 * regrename.c (regrename_optimize): Return 0.
15124 (rest_of_handle_regrename): Delete.
15125 (pass_rename_registers): Point to regrename_optimize.
15126 (struct value_data_entry, struct value_data,
15127 kill_value_one_regno, kill_value_regno, kill_value,
15128 set_value_regno, init_value_data, kill_clobbered_value,
15129 kill_set_value, kill_autoinc_value, copy_value,
15130 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15131 replace_oldest_value_reg, replace_oldest_value_addr,
15132 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15133 debug_value_data, validate_value_data): Move...
15134 * regcprop.c: ... here.
15135 (rest_of_handle_cprop): Delete.
15136 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15138 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15140 PR middle-end/40057
15141 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15142 GEN_INT for 1 << bitnum.
15143 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15144 build_int_cst_type.
15146 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15148 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15149 Remove wrong description of "nand" operation.
15151 2009-05-06 Richard Guenther <rguenther@suse.de>
15152 Adam Nemet <anemet@caviumnetworks.com>
15154 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15155 comment. Add that if LHS is not a gimple register, then RHS1 has
15156 to be a single object (GIMPLE_SINGLE_RHS).
15158 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15160 * expr.c (get_def_for_expr): Move it up in the file.
15161 (store_field): When expanding a bit-field store, look at the
15162 defining gimple stmt for the masking conversion.
15164 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15166 PR middle-end/39986
15167 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15168 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15169 32-bit memcpy into long.
15171 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15173 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15174 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15176 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15177 instead of appending DW_OP_deref*.
15179 2009-05-06 Michael Matz <matz@suse.de>
15181 PR middle-end/40021
15182 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15183 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15185 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15187 * Makefile.in (install-plugin): Fix srcdir handling.
15189 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15191 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15192 when processing for not_regs_needed bitmap.
15193 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15194 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15195 handling it for rhs.
15197 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15199 * config/i386/i386.md (unnamed inc/dec peephole): Use
15200 optimize_insn_for_size_p instead of optimize_size.
15201 * config/i386/predicates.md (incdec_operand): Likewise.
15202 (aligned_operand): Likewise.
15203 * config/i386/sse.md (divv8sf3): Likewise.
15204 (sqrtv8sf2): Likewise.
15206 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15208 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15210 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15212 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15214 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15215 ssemodesuffixf2c with avxmodesuffixf2c.
15217 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15220 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15222 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15224 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15225 (struct tree_base): Adjust spacing for 8 bit boundaries.
15226 (struct tree_decl_common): Add decl_by_reference_flag bit.
15227 (DECL_BY_REFERENCE): Adjust.
15228 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15229 print DECL_BY_REFERENCE bit.
15230 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15231 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15232 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15233 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15236 PR middle-end/39666
15237 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15238 range of the type, but default label is missing, add it with one
15239 of the existing labels instead of adding a new label for it.
15241 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15245 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15247 * Makefile.in (enable_plugin, plugin_includedir): New.
15248 (install): Depend on install-plugin.
15249 (PLUGIN_HEADERS): New.
15250 (install-plugin): New.
15251 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15253 2009-05-05 Richard Guenther <rguenther@suse.de>
15255 PR tree-optimization/40022
15256 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15258 (phivn_valid_p): Fix tuplification error, simplify.
15259 (phiprop_insert_phi): Add dumps.
15260 (propagate_with_phi): Simplify.
15262 2009-05-05 Richard Guenther <rguenther@suse.de>
15264 PR middle-end/40023
15265 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15267 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15269 * tree.h (strip_float_extensions): Remove duplicate declaration.
15270 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15271 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15272 block_ultimate_origin): Rearrange the declarations line to match the
15273 comment that indicates the .c file which the functions are defined.
15274 (dwarf2out_*, set_decl_rtl): Add comment.
15275 (get_base_address): Adjust comment.
15276 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15277 declarations line and add comment.
15278 (is_builtin_name): Add blank after function name, for clarity.
15280 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15282 * attribs.c (decl_attributes): Use %qE for identifiers in
15284 * cgraphunit.c (verify_cgraph_node): Translate function names to
15285 locale character set in diagnostics.
15286 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15288 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15289 Document that functions are named in UTF-8.
15290 * expr.c (expand_expr_real_1): Translate function names to locale
15291 character set in diagnostics.
15292 * gimplify.c (omp_notice_variable, omp_is_private,
15293 gimplify_scan_omp_clauses): Use %qE for identifiers in
15295 * langhooks.c (lhd_print_error_function): Translate function names
15296 to locale character set.
15297 * langhooks.h (decl_printable_name): Document that return value is
15298 in internal character set.
15299 * stmt.c: Include pretty-print.h
15300 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15302 (resolve_operand_name_1): Translate named operand name to locale
15304 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15306 * toplev.c (announce_function): Translate function names to locale
15308 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15309 (default_tree_printer): Use pp_identifier or translate identifiers
15310 to locale character set. Mark "<anonymous>" for translation.
15311 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15312 for identifiers in diagnostics.
15313 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15315 * varasm.c (output_constructor): Use %qE for identifiers in
15318 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15320 * configure.ac: use ` ` instead of $()
15321 * configure: Regenerate.
15323 2009-05-05 Ben Elliston <bje@au.ibm.com>
15325 * config/pa/linux-atomic.c: Eliminate conditional include of
15326 errno.h on non-LP64 systems to simplify build requirements.
15328 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15330 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15332 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15333 and pass value to identifier_to_locale.
15334 (warn_variable_length_array): Make name a tree.
15335 (grokdeclarator): Separate diagnostic texts for named and unnamed
15336 declarators. Use %qE for named declarators.
15337 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15339 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15340 identifiers in diagnostics.
15341 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15342 identifier_to_locale. Mark "anonymous" strings for translation.
15344 2009-05-04 Michael Eager <eager@eagercon.com>
15346 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15347 address for DImode/DFmode only if double-precision FP regs.
15349 2009-05-04 Michael Eager <eager@eagercon.com>
15351 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15352 TARGET_SINGLE_FLOAT check.
15354 2009-05-04 Michael Eager <eager@eagercon.com>
15356 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15358 2009-05-04 Michael Eager <eager@eagercon.com>
15360 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15361 * config/rs6000/t-xilinx: New
15363 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15365 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15366 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15367 * gcc/explow.c (memory_address): Use target hook.
15368 * gcc/targhooks.c (default_legitimize_address): New.
15369 * gcc/targhooks.h (default_legitimize_address): New.
15370 * gcc/target.h (legitimize_address): New.
15371 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15372 (TARGET_INITIALIZER): Include it.
15373 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15375 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15376 * config/bfin/bfin.c (legitimize_address): Remove.
15377 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15378 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15380 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15381 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15383 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15384 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15385 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15386 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15387 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15388 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15389 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15390 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15391 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15392 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15393 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15394 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15395 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15396 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15397 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15398 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15399 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15400 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15401 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15402 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15403 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15404 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15405 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15407 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15408 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15409 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15410 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15411 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15412 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15413 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15414 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15415 (thumb_legitimize_address): Delete.
15416 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15417 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15418 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15419 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15420 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15421 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15423 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15426 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15427 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15428 * config/m32r/m32r.c (m32r_legitimize_address): New.
15429 * config/m68k/m68k.c (m68k_legitimize_address): New.
15430 * config/score/score.c (score_legitimize_address): Standardize.
15431 * config/score/score3.c (score3_legitimize_address): Standardize.
15432 * config/score/score3.h (score3_legitimize_address): Adjust.
15433 * config/score/score7.c (score7_legitimize_address): Standardize.
15434 * config/score/score7.h (score7_legitimize_address): Adjust.
15435 * config/sh/sh.c (sh_legitimize_address): New.
15436 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15438 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15439 (s390_legitimize_address): ... this.
15440 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15441 (sparc_legitimize_address): ... this.
15442 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15443 (ix86_legitimize_address): ... this.
15444 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15445 (avr_legitimize_address): ... this.
15446 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15447 (mn10300_legitimize_address): ... this.
15448 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15449 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15450 (alpha_expand_mov): Adjust call.
15452 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15453 * config/spu/spu.c (spu_legitimize_address): Likewise.
15454 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15455 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15457 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15459 * intl.c (locale_encoding, locale_utf8): New.
15460 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15461 * intl.h (locale_encoding, locale_utf8): Declare.
15462 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15463 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15465 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15467 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15468 (pp_base_tree_identifier): Declare as function.
15469 (identifier_to_locale): Declare.
15470 * Makefile.in (pretty-print.o): Update dependencies.
15471 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15473 2009-05-04 Richard Guenther <rguenther@suse.de>
15475 PR middle-end/40015
15476 * builtins.c (fold_builtin_memory_op): Do not decay to element
15477 type if the size matches the whole array.
15479 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15481 * expmed.c (synth_mult): When trying out a shift, pass the result
15484 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15486 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15487 (shiftsub1_cost): New.
15488 (init_expmed): Compute shiftsub1_cost.
15489 (synth_mult): Optimize multiplications by constants of the form
15490 -(2^^m-1) for some constant positive integer m.
15492 2009-05-03 Richard Guenther <rguenther@suse.de>
15495 * c-typeck.c (array_to_pointer_conversion): Do not built
15496 ADDR_EXPRs of arrays of pointer-to-element type.
15497 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15498 up wrong ADDR_EXPRs after-the-fact.
15499 * c-common.c (strict_aliasing_warning): Strip pointer
15500 conversions for obtaining the original type.
15501 * builtins.c (fold_builtin_memset): Handle array types.
15502 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15505 2009-05-03 Richard Guenther <rguenther@suse.de>
15507 PR middle-end/23329
15508 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15509 Do not lose casts from array types with unknown extent to array
15510 types with known extent.
15511 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15512 alias set compatibility.
15514 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15516 * flags.h (extra_warnings): Delete.
15517 * toplev.c (process_options): Handle Wuninitialized here.
15518 * opts.c (extra_warnings): Delete.
15519 (set_Wextra): Delete.
15520 (common_handle_option): -Wextra can be handled automatically.
15521 * c-opts.c (c_common_handle_option): Delete obsolete code.
15522 (c_common_post_options): Simplify comment.
15523 * common.opt (W): Add Var.
15525 (Wuninitialized): Initialize to -1.
15527 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15528 Richard Guenther <rguenther@suse.de>
15530 * expr.c (get_def_for_expr): New function.
15531 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15532 SSA rather than trees.
15533 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15534 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15536 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15538 * c-common.c (reswords): Add _Imaginary.
15539 * c-common.c (enum rid): Add RID_IMAGINARY.
15541 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15543 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15544 Patch by Richard Guenther.
15546 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15548 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15549 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15550 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15551 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15552 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15553 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15554 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15555 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15556 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15557 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15558 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15559 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15560 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15561 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15562 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15563 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15564 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15565 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15567 2009-05-02 Richard Guenther <rguenther@suse.de>
15569 PR tree-optimization/39940
15570 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15573 2009-05-02 Richard Guenther <rguenther@suse.de>
15575 PR middle-end/40001
15576 * tree-ssa.c (execute_update_addresses_taken): Properly check
15577 if we can mark a variable DECL_GIMPLE_REG_P.
15578 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15579 back to the end of the function.
15580 (is_gimple_reg_type): Remove complex type special casing.
15581 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15584 2009-05-02 Ben Elliston <bje@au.ibm.com>
15586 * doc/collect2.texi (Collect2): Document search path behaviour
15587 when configured with --with-ld.
15589 2009-05-02 Jan Hubicka <jh@suse.cz>
15591 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15592 parameter; update callers.
15593 (coalesce_cost_edge): EH edges are costier because they needs
15594 splitting even if not critical and even more costier when there are
15595 multiple EH predecestors.
15597 2009-05-02 Jan Hubicka <jh@suse.cz>
15599 * except.c (remove_eh_handler_and_replace): Handle updating after
15600 removing TRY blocks.
15602 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15604 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15606 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15608 * varasm.c: Do not include c-pragma.h.
15609 * attribs.c: Do not incude c-common.h.
15611 2009-05-01 Michael Matz <matz@suse.de>
15613 * calls.c (initialize_argument_information): Handle SSA names like
15614 decls with a non MEM_P DECL_RTL.
15616 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15618 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15619 * ipa-utils.c: Likewise.
15620 * ipa-type-escape.c: Likewise.
15621 * cgraphunit.c Do not include c-common.h.
15622 * ipa-pure-const.c: Likewise.
15623 * tree-if-conv.c: Likewise.
15624 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15625 * ipa-struct-reorg.c: Likewise.
15626 * tree-nomudflap.c: Likewise.
15627 * tree-ssa-structalias.c: Likewise.
15629 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15631 * store-motion.c: Many cleanups to make this pass a first-class
15632 citizen instead of an appendix to gcse load motion. Add TODO list
15633 to make this pass faster/cleaner/better.
15635 (struct ls_expr): Post gcse.c-split cleanups.
15636 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15637 "stores" field to "avail_stores".
15638 (pre_ldst_mems): Rename to store_motion_mems.
15639 (pre_ldst_table): Rename to store_motion_mems_table.
15640 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15641 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15642 (ldst_entry): Rename to st_expr_entry, update users.
15643 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15644 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15645 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15647 (first_ls_expr): Rename to first_st_expr, update users.
15648 (next_ls_expr): Rename to next_st_expr, update users.
15649 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15650 fields properly for store motion instead of names inherited from load
15652 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15653 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15656 (ae_kill): Rename to st_kill, update users.
15657 (ae_gen): Rename to st_avloc, update users.
15658 (transp): Rename to st_transp, update users.
15659 (pre_insert_map): Rename to st_insert_map, update users.
15660 (pre_delete_map): Rename to st_delete_map, update users.
15661 (insert_store, build_store_vectors, free_store_memory,
15662 one_store_motion_pass): Update for abovementioned changes.
15664 (gcse_subst_count, gcse_create_count): Remove.
15665 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15666 and "n_stores_created", local variables.
15668 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15671 (regvec, compute_store_table_current_insn): Remove.
15672 (reg_set_info, reg_clear_last_set): Remove.
15673 (compute_store_table): Use DF caches instead of local dataflow
15676 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15678 * c-objc-common.c (c_tree_printer): Print identifiers with
15679 pp_identifier, not pp_string. Mark "({anonymous})" for
15681 * c-pretty-print.c (pp_c_ws_string): New.
15682 (pp_c_cv_qualifier, pp_c_type_specifier,
15683 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15684 pp_c_storage_class_specifier, pp_c_function_specifier,
15685 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15686 pp_c_primary_expression, pp_c_postfix_expression,
15687 pp_c_unary_expression, pp_c_shift_expression,
15688 pp_c_relational_expression, pp_c_equality_expression,
15689 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15690 use pp_string and pp_c_ws_string in place of pp_identifier and
15691 pp_c_identifier for non-identifiers. Mark English strings for
15693 * c-pretty-print.h (pp_c_ws_string): Declare.
15695 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15696 Roland McGrath <roland@redhat.com>
15698 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15699 (ENABLE_LD_BUILDID): New configuration option.
15700 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15701 (LINK_BUILDID_SPEC): New macro.
15702 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15704 * doc/install.texi: Document --enable-linker-build-id option.
15705 * configure: Rebuild.
15706 * config.in: Rebuild.
15708 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15710 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15711 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15712 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15713 MIPS_GP_SAVE_AREA_SIZE.
15714 * config/mips/mips.c (struct mips_frame_info): Update comment
15715 before arg_pointer_offset and hard_frame_pointer_offset.
15716 (mips_compute_frame_info): Update diagram before function: to
15717 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15718 indicate the position of frame_pointer_rtx with -fstack-protector and
15719 to show args_size. Don't allocate cprestore area for leaf functions
15720 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15722 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15724 2009-04-30 Michael Matz <matz@suse.de>
15726 PR tree-optimization/39955
15727 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15729 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15731 * ira.c (setup_cover_and_important_classes): Use safe macro
15732 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15734 * genpreds.c (write_tm_preds_h): Output suitable definition of
15735 REG_CLASS_FOR_CONSTRAINT.
15737 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15739 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15741 * bitmap.c (bitmap_descriptor): Likewise.
15742 * ggc-common.c (loc_descriptor): Likewise.
15743 * varray.c (varray_descriptor): Likewise.
15744 * vec.c (vec_descriptor): Likewise.
15746 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15748 * Makefile.in (dce.o): Add $(EXCEPT_H).
15749 * dce.c: Include except.h and delete redundant vector definitions.
15750 (deletable_insn_p): Return false for non-call insns that can throw
15753 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15755 * gcse.c (ae_gen): Remove.
15756 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15757 and make non-static function to make it available in store-motion.c.
15758 Update call sites with search-and-replace.
15759 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15760 extract_mentioned_regs, extract_mentioned_regs_helper,
15761 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15762 store_killed_in_insn, store_killed_after, store_killed_before,
15763 build_store_vectors, insert_insn_start_basic_block, insert-store,
15764 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15765 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15766 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15767 * store-motion.c: ...new file. Also copy data structures from gcse.c
15768 and clean up to remove parts not used by store motion.
15769 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15770 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15772 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15775 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15776 when optimizing for size.
15778 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15780 * gcse.c (gcse_constant_p): Fix typo in last change.
15782 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15784 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
15786 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
15788 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
15790 2009-04-29 James E. Wilson <wilson@codesourcery.com>
15792 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
15793 CONST_HIGH_PART result.
15795 2009-04-29 Anatoly Sokolov <aesok@post.ru>
15797 * config/avr/avr.c (initial_elimination_offset): Rename to
15798 avr_initial_elimination_offset.
15799 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15800 change return type to bool.
15801 (avr_can_eliminate): New function.
15802 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
15803 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15804 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15805 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15806 avr_initial_elimination_offset.
15807 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15808 (avr_initial_elimination_offset): Define.
15810 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
15811 Steven Bosscher <steven@gcc.gnu.org>
15813 PR rtl-optimization/39938
15814 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
15815 * cfgrtl.c: Include insn-attr.h.
15816 (rest_of_pass_free_cfg): New function.
15817 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
15818 * resource.c (init_resource_info): Remove call to df_analyze.
15820 2009-04-29 Richard Guenther <rguenther@suse.de>
15823 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
15824 allow conversion to signed integers.
15826 2009-04-29 Richard Guenther <rguenther@suse.de>
15828 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
15829 shifts of floating point vectors if the shift amount is
15830 a constant multiple of the element size.
15832 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
15833 Michael Matz <matz@suse.de>
15835 PR middle-end/39927
15837 * tree-outof-ssa.c (emit_partition_copy): New function.
15838 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15839 insert_part_to_rtx_on_edge): Perform the partition base var
15840 copy using emit_partition_copy.
15841 (insert_value_copy_on_edge): Convert constants to the right mode.
15842 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15843 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15845 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15847 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15848 scan backwards to try to find a constant to initialize it.
15850 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15851 insn before the loop_end instruction, don't look past labels.
15853 2009-04-29 Richard Guenther <rguenther@suse.de>
15855 PR middle-end/39937
15856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15857 loose type conversions.
15858 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15859 stmts only if there are no uses of its definition.
15861 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15863 * config/bfin/bfin.h (splitting_loops): Declare.
15864 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15865 Reorder bit definitions to be ascending.
15866 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15867 * config/bfin/bfin.c (splitting_loops): New variable.
15868 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15869 (struct loop_info): Remove members INIT and LOOP_INIT.
15870 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15871 the LSETUP sequence. Allow LC to be loaded from any register, but
15872 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15873 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15875 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15876 of reload_completed.
15879 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15881 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15883 * Makefile.in (PLUGIN_VERSION_H): New.
15884 (OBJS-common): Remove plugin-version.o.
15885 (plugin.o): Depend on (PLUGIN_VERSION_H).
15886 (plugin-version.o): Remove.
15887 * configure: Regenerate
15888 * configure.ac: Create plugin-version.h.
15889 * gcc-plugin.h (plugin_gcc_version): Remove.
15890 (plugin_default_version_check): Change signature.
15891 * plugin-version.c: Remove.
15892 * plugin.c: Include plugin-version.h.
15893 (str_plugin_gcc_version_name): Remove.
15894 (try_init_one_plugin): Pass gcc version to plugin_init.
15895 (plugin_default_version_check): Both gcc and plugin versions are now
15898 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15900 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15901 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15902 Remove special case testing for last insn of inner loops. Don't fail
15903 if the loop ends with a jump, emit an extra nop instead.
15905 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15906 DREGS rather than comparing directly. Remove code that tries to
15907 account for latencies.
15909 2009-04-29 Richard Guenther <rguenther@suse.de>
15911 PR tree-optimization/39941
15912 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15913 eliminating an indirect call.
15915 2009-04-29 Richard Guenther <rguenther@suse.de>
15917 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15918 parameter. Allow invariants as base if !require_lvalue.
15919 (verify_gimple_assign_single): Adjust.
15921 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15923 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15924 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15925 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15926 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15927 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15929 * config/bfin/bfin.c (bfin_expand_builtin,
15930 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15932 2009-04-28 Richard Guenther <rguenther@suse.de>
15934 * tree-vect-loop.c (get_initial_def_for_induction): Use
15935 correct types for pointer increment.
15937 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15939 * toplev.c (print_version): Update GMP version string calculation.
15941 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15943 PR rtl-optimization/39938
15944 * resource.c (init_resource_info): Add call to df_analyze.
15946 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15948 * config/alpha/alpha.md (usegp): Cast the result of
15949 alpha_find_lo_sum_using_gp to enum attr_usegp.
15950 * config/alpha/alpha.c (override_options): Remove end-of-structure
15951 marker element from cpu_table. Use array size of cpu_table to handle
15952 -mcpu and -mtune options.
15953 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
15955 2009-04-28 Joseph Myers <joseph@codesourcery.com>
15957 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
15958 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
15959 tune_32 and tune_64.
15960 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15961 support on PowerPC.
15962 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
15963 * config/rs6000/option-defaults.h: ... here. New file.
15964 (OPT_64, OPT_32): Define.
15965 (MASK_64BIT): Define to 0 if not already defined.
15966 (OPT_ARCH64, OPT_ARCH32): Define.
15967 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
15970 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15972 * config/arm/arm.c (arm_override_options): Emit error on using
15975 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15977 PR rtl-optimization/39914
15978 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15979 registers for allocnos created from user-defined variables only
15980 when not optimizing.
15982 2009-04-28 Richard Guenther <rguenther@suse.de>
15984 PR middle-end/39937
15985 * fold-const.c (fold_binary): Use distribute_real_division only
15988 2009-04-28 Steve Ellcey <sje@cup.hp.com>
15990 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
15991 add hpux-stdint.h to tm_file.
15992 (hppa[12]*-*-hpux11*): Ditto.
15993 (ia64*-*-hpux*): Ditto.
15994 * config/hpux-stdint.h: New.
15995 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
15996 __STDC_EXT__ for all compiles.
15997 * config/pa/pa-hpux.h: Ditto.
15998 * config/pa/pa-hpux10.h: Ditto.
15999 * config/pa/pa-hpux11.h: Ditto.
16001 2009-04-28 Catherine Moore <clm@codesourcery.com>
16003 * debug.h (set_name): Add comment.
16005 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16008 * config/darwin.c (machopic_gen_offset): Check
16009 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16010 * config/arm/arm.c (require_pic_register): Likewise.
16012 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16014 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16015 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16016 m32c_promote_prototypes): Delete.
16018 2009-04-28 Michael Matz <matz@suse.de>
16020 PR middle-end/39922
16021 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16024 2009-04-28 Richard Guenther <rguenther@suse.de>
16026 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16028 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16030 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16031 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16032 * config/arm/arm-tune.md: Regenerate.
16034 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16036 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16037 block if there are complex incoming edges.
16038 (sel_merge_blocks): Remove useless assert.
16039 (sel_redirect_edge_and_branch): Check that edge was redirected.
16040 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16041 (sel_find_rgns): Delete declaration.
16042 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16043 the region when it is not a preheader.
16045 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16048 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16050 2009-04-28 Richard Guenther <rguenther@suse.de>
16052 * tree.h (SSA_NAME_VALUE): Remove.
16053 (struct tree_ssa_name): Remove value_handle member.
16054 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16055 array for jump threading.
16056 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16058 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16059 * tree-flow.h (threadedge_initialize_values): Declare.
16060 (threadedge_finalize_values): Likewise.
16061 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16062 (SSA_NAME_VALUE): Define.
16063 (threadedge_initialize_values): New function.
16064 (threadedge_finalize_values): Likewise.
16065 * tree-ssa-dom.c (ssa_name_values): New global variable.
16066 (SSA_NAME_VALUE): Define.
16067 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16069 2009-04-28 Ira Rosen <irar@il.ibm.com>
16071 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16072 Use REPORT_VECTORIZED_LOCATIONS instead
16073 REPORT_VECTORIZED_LOOPS.
16074 * tree-vectorizer.c (vect_verbosity_level): Make static.
16075 (vect_loop_location): Rename to vect_location.
16076 (vect_set_verbosity_level): Update comment.
16077 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16079 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16080 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16081 instead REPORT_UNVECTORIZED_LOOPS.
16082 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16083 and vect_loop_def to vect_external_def and vect_internal_def.
16084 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16085 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16086 REPORT_UNVECTORIZED_LOCATIONS.
16087 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16088 and vect_used_in_loop and to vect_unused_in_scope and
16089 vect_used_in_scope.
16090 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16091 (vect_verbosity_level): Remove declaration.
16092 (vect_analyze_operations): Likewise.
16093 (vect_analyze_stmt): Declare.
16094 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16095 REPORT_UNVECTORIZED_LOCATIONS.
16096 (vect_get_loop_niters): Fix indentation.
16097 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16098 (vect_analyze_loop_operations): New function.
16099 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16100 vect_analyze_operations.
16101 (vect_is_simple_reduction): Use new names.
16102 (vectorizable_live_operation, vect_transform_loop): Likewise.
16103 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16104 to specify whether the data references can be a part of interleaving
16106 (vect_analyze_data_ref_dependence): Use new names.
16107 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16108 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16109 * tree-vect-patterns.c (widened_name_p): Use new names.
16110 (vect_recog_dot_prod_pattern): Likewise.
16111 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16112 (process_use, vect_mark_stmts_to_be_vectorized,
16113 vect_model_simple_cost, vect_model_store_cost,
16114 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16115 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16116 vectorizable_operation, vectorizable_type_demotion,
16117 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16118 vectorizable_condition): Likewise.
16119 (vect_analyze_operations): Split into vect_analyze_loop_operations
16121 (vect_analyze_stmt): ... new function.
16122 (new_stmt_vec_info): Use new names.
16123 (vect_is_simple_use): Use new names and fix comment.
16124 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16125 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16127 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16130 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16131 and integer modes for x87 operands. Do not ICE for unsupported size,
16132 generate error instead. Generate error for unsupported operand types.
16133 ['z']: Do not handle HImode memory operands specially. Warning
16134 for floating-point operands. Fallthru to 'Z' for unsupported operand
16135 types. Do not ICE for unsupported size, generate error instead.
16136 (output_387_binary_op): Use %Z to output operands.
16137 (output_fp_compare): Ditto.
16138 (output_387_reg_move): Ditto.
16140 2009-04-28 Ben Elliston <bje@au.ibm.com>
16145 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16147 * builtins.c (c_strlen): Do not warn here.
16148 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16149 * c-common.c (pointer_int_sum): Take an explicit location.
16150 Warn about offsets out of bounds.
16151 * c-common.h (pointer_int_sum): Adjust declaration.
16153 2009-04-27 Ian Lance Taylor <iant@google.com>
16155 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16157 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16158 * df-core.c (df_set_flags): Change return type to int. Change
16159 type of old_flags to int.
16160 (df_clear_flags): Likewise.
16161 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16162 (df_get_conditional_uses): Likewise.
16163 * df.h (df_set_flags, df_clear_flags): Update declarations.
16164 * dwarf2out.c (struct indirect_string_node): Change type of form
16165 field to enum dwarf_form.
16166 (AT_string_form): Change return type to enum dwarf_form.
16167 * fixed-value.c (fixed_compare): Add cast to enum type.
16168 * fwprop.c (update_df): Change 0 to VOIDmode.
16169 * gensupport.c: Change 0 to UNKNOWN.
16170 * gimple.h (gimple_cond_code): Add cast to enum type.
16171 * haifa-sched.c (reemit_notes): Add cast to enum type.
16172 * hooks.c (hook_int_void_no_regs): Remove function.
16173 * hooks.h (hook_int_void_no_regs): Remove declaration.
16174 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16175 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16176 * real.c (real_arithmetic): Add cast to enum type.
16177 (real_compare): Likewise.
16178 * target.h (struct gcc_target): Change return type of
16179 branch_target_register_class to enum reg_class.
16180 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16181 default_branch_target_register_class.
16182 * targhooks.c (default_branch_target_register_class): New function.
16183 * targhooks.h (default_branch_target_register_class): Declare.
16184 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16185 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16187 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16189 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16190 vect_uninitialized_def. Change 0 to ERROR_MARK.
16191 * tree-vect-stmts.c (supportable_widening_operation): Don't
16192 initialize icode1 and icode2.
16193 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16194 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16196 (cmn_err_flag_specs): Change 0 to STD_C89.
16197 (cmn_err_char_table): Likewise.
16198 * config/arm/arm.c (get_arm_condition_code): Change type of code
16199 to enum arm_cond_code.
16200 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16201 (IWMMXT_BUILTIN2): Likewise.
16202 (neon_builtin_type_bits): Don't define typedef.
16203 (neon_builtin_datum): Change type of bits field to int.
16204 (arm_expand_neon_args): Add cast to enum type.
16205 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16207 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16208 casts to enum type.
16209 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16211 * config/mips/mips.md (jal_macro): Return enum constant.
16212 (single_insn): Likewise.
16213 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16215 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16216 casts to enum type.
16217 * config/s390/s390.c (s390_tune_flags): Change type to int.
16218 (s390_arch_flags): Likewise.
16219 (s390_handle_arch_option): Change flags field of struct pta to int.
16220 * config/s390/s390.h (s390_tune_flags): Update declaration.
16221 (s390_arch_flags): Likewise.
16222 * config/sh/sh.c (prepare_move_operands): Compare
16223 tls_symbolic_operand result with enum constant.
16224 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16225 (sh_expand_prologue): Add cast to enum type.
16226 (sh_expand_epilogue): Likewise.
16227 (tls_symbolic_operand): Change return type to enum tls_model.
16228 (fpscr_set_from_mem): Add cast to enum type.
16229 (legitimize_pic_address): Compare tls_symbolic_operand result with
16231 (sh_target_reg_class): Change return type to enum reg_class.
16232 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16234 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16235 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16236 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16237 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16238 (delayed_branch, tls_call_delay): Likewise.
16239 (eligible_for_sibcall_delay): Likewise.
16240 (eligible_for_return_delay): Likewise.
16241 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16242 (spu_expand_builtin_1): Likewise.
16244 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16245 for all types of conversions.
16246 (output_init_element): Issue -Wc++-compat warning if needed when
16247 initializing a bitfield with enum type.
16248 * c-parser.c (c_parser_expression): Set original_type to
16249 original_type of right hand operand of comma operator.
16251 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16253 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16255 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16256 * doc/cpp.texi (Standard Predefined Macros)
16257 (Implementation-defined behavior): Likewise.
16258 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16259 * doc/gimple.texi (GIMPLE Exception Handling)
16260 (@code{GIMPLE_ASSIGN}): Likewise.
16261 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16262 * doc/invoke.texi (Warning Options, Optimize Options)
16263 (AVR Options, Darwin Options): Likewise.
16264 (Optimize Options): Reformulate -fwhole-program description.
16265 * doc/loop.texi (Lambda): Likewise.
16266 * doc/md.texi (Output Template, Define Constraints)
16267 (Standard Names, Insn Splitting): Likewise.
16268 * doc/options.texi (Option properties): Likewise.
16269 * doc/passes.texi (Tree-SSA passes): Likewise.
16270 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16271 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16272 (File Names and DBX): Likewise.
16273 * doc/trouble.texi (Incompatibilities): Likewise.
16275 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16277 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16278 instruction is correct.
16280 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16282 Allow non-constant arguments to conversion intrinsics.
16283 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16284 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16285 * spu.c (print_operand): Handle 'v' and 'w'.
16286 (exp2_immediate_p, spu_gen_exp2): Define.
16287 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16288 spu_convtf_1): Update parameter descriptions.
16289 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16290 * constraints.md ('v', 'w'): New.
16291 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16293 (i2f, I2F): New define_mode_attr.
16294 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16295 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16296 fixuns_truncv4sfv4si2): Update to use mode attribute.
16297 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16298 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16299 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16300 patterns for combine.
16302 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16304 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16305 (cprop, hoist, pre, store_motion): New debug counters.
16306 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16307 is not an RTL pass anymore.
16308 (pass_profiling): Remove extern decl for pass removed in 2005.
16309 (pass_gcse, pass_jump_bypass): Remove.
16310 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16311 to 0 for clean state.
16312 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16313 * cse.c (gate_handle_cse_after_global_opts,
16314 rest_of_handle_cse_after_global_opts): New functions.
16315 (pass_cse_after_global_opts): New pass, does local CSE.
16316 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16317 (TV_CPROP): New timevar.
16318 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16319 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16320 (gcse_main, recompute_all_luids): Remove.
16321 (compute_hash_table_work): Call max_reg_num instead of reading
16323 (cprop_jump): Don't set run_jump_opt_after_gcse.
16324 (constprop_register): Always allow to alter jumps.
16325 (cprop_insn): Likewise.
16326 (do_local_cprop): Likewise.
16327 (local_cprop_pass): Likewise. Return non-zero if something changed.
16328 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16329 (find_implicit_sets): Add note about missed optimization opportunity.
16330 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16331 pass_rtl_cprop execute function.
16332 Don't bother tracking the pass number, each pass gets its own dumpfile
16334 Always allow to alter jumpsand bypass jumps.
16335 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16336 will just find no suitable set.
16337 (pre_edge_insert): Fix dumping, this function is for PRE only.
16338 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16339 pass_rtl_pre execute function.
16340 (hoist_code): Return non-zero if something changed. Keep track of
16341 substitutions and insertions for statistics gathering similar to PRE.
16342 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16343 called from the pass_rtl_hoist execute function. Show pass statistics.
16344 (compute_store_table): Use max_reg_num directly instead of using the
16345 formerly global max_gcse_regno.
16346 (build_store_vectors): Likewise.
16347 (replace_store_insn): Fix dumping.
16348 (store_motion): Rename to ...
16349 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16350 pass, called from the pass_rtl_store_motion execute function. Keep
16351 track of substitutions and insertions for statistics gathering similar
16353 (bypass_jumps): Remove, fold interesting bits into ...
16354 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16355 from the pass_rtl_cprop execute function.
16356 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16357 pass_jump_bypass): Remove.
16358 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16359 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16360 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16361 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16362 (gate_rtl_store_motion, execute_rtl_store_motion,
16363 pass_rtl_store_motion): New.
16364 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16365 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16366 * passes.c (init_optimization_passes): Remove pass_gcse and
16367 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16368 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16369 instead of pass_jump_bypass.
16371 2009-04-27 Richard Guenther <rguenther@suse.de>
16373 PR middle-end/39928
16374 * gimplify.c (gimplify_expr): If we are required to create
16375 a temporary make sure it ends up as register.
16377 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16380 * config/i386/i386.c (construct_container): Don't call
16381 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16382 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16384 2009-04-27 Michael Matz <matz@suse.de>
16386 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16387 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16388 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16389 (dump_replaceable_exprs): Take a bitmap.
16390 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16392 (expand_gimple_basic_block): Likewise.
16393 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16394 replaceable_expressions member a bitmap.
16395 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16396 (mark_replaceable): Likewise.
16397 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16398 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16400 2009-04-27 Richard Guenther <rguenther@suse.de>
16402 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16403 (verify_stmts): Dispatch to gimple/type verification code.
16404 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16405 issue with call argument types.
16407 2009-04-27 Michael Matz <matz@suse.de>
16409 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16410 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16413 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16414 Eric Botcazou <ebotcazou@adacore.com>
16416 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16417 a label's basic block.
16418 (mark_target_live_regs): Tidy and rework obsolete comments.
16419 Change back DF problem to LIVE. If a label starts a basic block,
16420 assume that all registers that used to be live then still are.
16421 (init_resource_info): If a label starts a basic block, set its
16422 BLOCK_FOR_INSN accordingly.
16423 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16425 2009-04-27 Richard Guenther <rguenther@suse.de>
16427 * tree-flow-inline.h (function_ann): Remove.
16428 (get_function_ann): Likewise.
16429 * tree-dfa.c (create_function_ann): Remove.
16430 * tree-flow.h (struct static_var_ann_d): Remove.
16431 (struct function_ann_d): Likewise.
16432 (union tree_ann_d): Remove fdecl member.
16433 (function_ann_t): Remove.
16434 (function_ann, get_function_ann, create_function_ann): Remove
16437 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16439 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16441 2009-04-27 Jan Hubicka <jh@suse.cz>
16443 * ipa-pure-const.c (struct funct_state_d): New fields
16444 state_previously_known, looping_previously_known; remove
16445 state_set_in_source.
16446 (analyze_function): Use new fields.
16447 (propagate): Avoid assumption that state_set_in_source imply
16450 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16451 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16452 * cfgloop.h (finite_loop_p): Declare.
16454 2009-04-26 Michael Matz <matz@suse.de>
16456 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16458 2009-04-26 Michael Matz <matz@suse.de>
16460 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16461 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16462 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16463 pass_mark_used_blocks): Remove.
16464 * tree-optimize.c (pass_free_datastructures,
16465 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16466 * passes.c (init_optimization_passes): Don't call
16467 pass_mark_used_blocks, remove dead code.
16469 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16471 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16472 * tree-ssa-live.h (register_ssa_partition): Likewise.
16474 2009-04-26 Michael Matz <matz@suse.de>
16477 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16478 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16479 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16481 (compare_pairs): Swap cost comparison.
16482 (coalesce_ssa_name): Don't use change_partition_var.
16483 * tree-nrv.c (struct nrv_data): Add modified member.
16484 (finalize_nrv_r): Set it.
16485 (tree_nrv): Use it to update statements.
16486 (pass_nrv): Require PROP_ssa.
16487 * tree-mudflap.c (mf_decl_cache_locals,
16488 mf_build_check_statement_for): Use make_rename_temp.
16489 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16490 * alias.c (find_base_decl): Handle SSA names.
16491 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16492 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16493 * rtl.h (set_reg_attrs_for_parm): Declare.
16494 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16495 to "optimized", remove unused locals at finish.
16496 (execute_free_datastructures): Make global, call
16497 delete_tree_cfg_annotations.
16498 (execute_free_cfg_annotations): Don't call
16499 delete_tree_cfg_annotations.
16501 * ssaexpand.h: New file.
16502 * expr.c (toplevel): Include ssaexpand.h.
16503 (expand_assignment): Handle SSA names the same as register variables.
16504 (expand_expr_real_1): Expand SSA names.
16505 * cfgexpand.c (toplevel): Include ssaexpand.h.
16506 (SA): New global variable.
16507 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16508 (SSAVAR): New macro.
16509 (set_rtl): New helper function.
16510 (add_stack_var): Deal with SSA names, use set_rtl.
16511 (expand_one_stack_var_at): Likewise.
16512 (expand_one_stack_var): Deal with SSA names.
16513 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16514 before unique numbers.
16515 (expand_stack_vars): Use set_rtl.
16516 (expand_one_var): Accept SSA names, add asserts for them, feed them
16517 to above subroutines.
16518 (expand_used_vars): Expand all partitions (without default defs),
16519 then only the local decls (ignoring those expanded already).
16520 (expand_gimple_cond): Remove edges when jumpif() expands an
16521 unconditional jump.
16522 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16523 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16525 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16526 members of SA; deal with PARM_DECL partitions here; expand
16527 all PHI nodes, free tree datastructures and SA. Commit instructions
16528 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16529 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16530 info and statements at start, collect garbage at finish.
16531 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16532 (VAR_ANN_PARTITION) Remove.
16533 (change_partition_var): Don't declare.
16534 (partition_to_var): Always return SSA names.
16535 (var_to_partition): Only accept SSA names.
16536 (register_ssa_partition): Only check argument.
16537 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16539 (delete_var_map): Don't free it.
16540 (var_union): Only accept SSA names, simplify.
16541 (partition_view_init): Mark only useful SSA names as used.
16542 (partition_view_fini): Only deal with SSA names.
16543 (change_partition_var): Remove.
16544 (dump_var_map): Use ssa_name instead of partition_to_var member.
16545 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16547 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16548 (struct _elim_graph): New member const_dests; nodes member vector of
16550 (set_location_for_edge): New static helper.
16551 (create_temp): Remove.
16552 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16553 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16554 (new_elim_graph): Allocate const_dests member.
16555 (clean_elim_graph): Truncate const_dests member.
16556 (delete_elim_graph): Free const_dests member.
16557 (elim_graph_size): Adapt to new type of nodes member.
16558 (elim_graph_add_node): Likewise.
16559 (eliminate_name): Likewise.
16560 (eliminate_build): Don't take basic block argument, deal only with
16561 partition numbers, not variables.
16562 (get_temp_reg): New static helper.
16563 (elim_create): Use it, deal with RTL temporaries instead of trees.
16564 (eliminate_phi): Adjust all calls to new signature.
16565 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16566 (rewrite_trees): Only do checking.
16567 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16568 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16569 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16570 contains_tree_r, MAX_STMTS_IN_LATCH,
16571 process_single_block_loop_latch, analyze_edges_for_bb,
16572 perform_edge_inserts): Remove.
16573 (expand_phi_nodes): New global function.
16574 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16575 functions, initialize new parameter, remember partitions having a
16577 (finish_out_of_ssa): New global function.
16578 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16579 don't reset in_ssa_p here, don't disable TER when mudflap.
16580 (pass_del_ssa): Remove.
16581 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16583 (execute_free_datastructures): Declare.
16584 * Makefile.in (SSAEXPAND_H): New variable.
16585 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16586 * basic-block.h (commit_one_edge_insertion): Declare.
16587 * passes.c (init_optimization_passes): Move pass_nrv and
16588 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16589 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16590 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16591 (redirect_branch_edge): Deal with super block when expanding, split
16592 out jump patching itself into ...
16593 (patch_jump_insn): ... here, new static helper.
16595 2009-04-26 Michael Matz <matz@suse.de>
16597 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16598 beyond num_ssa_names.
16599 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16600 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16602 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16604 PR inline-asm/39543
16605 * fwprop.c (forward_propagate_asm): New function.
16606 (forward_propagate_and_simplify): Propagate also into __asm, if it
16607 doesn't increase the number of referenced registers.
16610 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16612 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16614 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16615 note_nonlocal_vla_type for nonlocal VLAs.
16616 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16617 contains_remapped_vars, remap_vla_decls): New functions.
16618 (convert_nonlocal_reference_stmt): If not optimizing, call
16619 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16620 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16621 if it wasn't found in var_map.
16622 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16623 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16624 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16626 * gimplify.c (nonlocal_vlas): New variable.
16627 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16629 (gimplify_body): Create and destroy nonlocal_vlas.
16631 * dwarf2out.c (loc_descr_plus_const): New function.
16632 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16633 mem_loc_descriptor, loc_descriptor_from_tree_1,
16634 descr_info_loc, gen_variable_die): Use it.
16636 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16637 !TREE_STATIC VAR_DECLs.
16638 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16639 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16640 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16641 DECL_BY_REFERENCE is valid.
16642 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16643 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16644 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16645 Copy DECL_BY_REFERENCE.
16646 (struct nesting_copy_body_data): New type.
16647 (nesting_copy_decl): New function.
16648 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16649 if they have variable length.
16651 2009-04-26 Michael Matz <matz@suse.de>
16653 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16654 mark new temporaries for renaming.
16656 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16659 * c-decl.c (global_bindings_p): Return negative value.
16660 (c_variable_size): New. Based on variable_size from
16662 (grokdeclarator): Call c_variable_size not variable_size.
16664 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16666 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16668 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16670 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16671 Redefine it to just use mingw/include.
16672 (ASM_SPEC): Rules for -m32 and -m64.
16673 (LINK_SPEC): Use Likewise.
16674 (SPEC_32): New define.
16675 (SPEC_64): Likewise.
16676 (SUB_LINK_SPEC): Likewise.
16677 (MULTILIB_DEFAULTS): New define.
16678 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16679 Add multilib options.
16680 (MULTILIB_DIRNAMES): Likewise.
16681 (MULTILIB_OSDIRNAMES): Likewise.
16682 (LIBGCC): Likewise.
16683 (INSTALL_LIBGCC): Likewise.
16685 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16688 * c-tree.h (enum c_inline_static_type): New.
16689 (record_inline_static): Declare.
16690 * c-decl.c (struct c_inline_static, c_inline_statics,
16691 record_inline_static, check_inline_statics): New.
16692 (pop_file_scope): Call check_inline_statics.
16693 (start_decl): Call record_inline_static instead of pedwarning
16694 directly for static in inline function.
16695 * c-typeck.c (build_external_ref): Call record_inline_static
16696 instead of pedwarning directly for static referenced in inline
16699 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16701 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16702 not new but only being rescanned.
16703 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16704 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16705 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16706 record_set_info, compute_set, grealloc): Remove.
16707 (recompute_all_luids): New function.
16708 (gcse_main): Don't compute sets, and don't do related memory
16709 allocations/free-ing. If something changed before the end of the
16710 pass, update LUIDs using recompute_all_luids.
16711 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16712 (free_gcse_mem): Don't free it either.
16713 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16714 Use the df insn LUIDs.
16715 (load_killed_in_block): Likewise.
16716 (compute_hash_table_work): Don't compute reg_set_in_block.
16717 (compute_transp): Use DF_REG_DEF_CHAINs.
16718 (local_cprop_pass): Don't use compute_sets and related functions.
16719 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16720 Use get_max_uid() instead of max_cuid.
16721 (insert_insn_end_basic_block, pre_insert_copy_insn,
16722 update_ld_motion_stores): Don't try to
16723 keep reg_set tables up to date.
16724 (pre_insert_copies): Use df insn LUIDs.
16725 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16726 (reg_set_info): Don't use extra bitmap argument.
16727 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16728 information to compute regs_set_in_block.
16729 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16730 (bypass_jumps): Don't use compute_sets and friends.
16732 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16735 * opts.c (undocumented_msg): Do not leave blank even with
16738 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16740 * c-decl.c (build_enumerator): Allow values folding to integer
16741 constants but not integer constant expressions with a pedwarn if
16744 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16747 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16748 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16749 type is an integer constant.
16751 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16754 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16757 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16760 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16761 with variably modified return type and no storage class
16762 specifiers, except for the case of nested functions. Distinguish
16763 extern declarations of functions with variably modified return
16764 types from those of objects with variably modified types.
16766 2009-04-25 Jan Hubicka <jh@suse.cz>
16768 * tree.c (list_equal_p): New function.
16769 * tree.h (list_equal_p): Declare.
16770 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16771 basic_block_def, basic_block, const_basic_block): New.
16772 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16773 (redirect_eh_edge): New function.
16774 (make_eh_edge_update_phi): EH edges are not abnormal.
16775 * except.c: Include tree-flow.h.
16776 (list_match): New function.
16777 (eh_region_replaceable_by_p): New function.
16778 (replace_region): New function.
16779 (hash_type_list): New function.
16780 (hash_eh_region): New function.
16781 (eh_regions_equal_p): New function.
16782 (merge_peers): New function.
16783 (remove_unreachable_regions): Verify EH tree when checking;
16785 (copy_eh_region_1): New function.
16786 (copy_eh_region): New function.
16787 (push_reachable_handler): New function.
16788 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
16789 regions without label but with live RESX.
16790 * except.h (redirect_eh_edge_to_label): New.
16791 * tree-flow.h (redirect_eh_edge): New.
16792 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16793 basic_block_def, basic_block, const_basic_block): Remove.
16794 * Makefile.in (except.o): Add dependency on tree-flow.h
16795 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
16796 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
16799 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
16802 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
16803 on the destination of memcpy.
16805 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16807 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16808 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16809 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
16811 2009-04-25 Jan Hubicka <jh@suse.cz>
16813 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
16814 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
16815 to be reached by different label than left.
16816 (update_eh_edges): Update comment; remove edge_to_remove if possible
16817 and return true if suceeded.
16818 (cleanup_empty_eh): Accept sharing map; handle shared regions.
16819 (cleanup_eh): Compute sharing map.
16820 * except.c (remove_eh_handler_and_replace): Add argument if we should
16822 (remove_unreachable_regions): Update for label sharing.
16823 (label_to_region_map): Likewise.
16824 (get_next_region_sharing_label): New function.
16825 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
16827 (remove_eh_handler): Update.
16828 (remove_eh_region_and_replace_by_outer_of): New function.
16829 * except.h (struct eh_region): Add next_region_sharing_label.
16830 (remove_eh_region_and_replace_by_outer_of,
16831 get_next_region_sharing_label): Declare.
16832 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
16834 2009-04-25 Jan Hubicka <jh@suse.cz>
16836 * tree-cfg.c (split_critical_edges): Split also edges where we can't
16837 insert code even if they are not critical.
16839 2009-04-25 Jan Hubicka <jh@suse.cz>
16841 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16842 (gimple_can_remove_branch_p): EH edges won't remove branch by
16844 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16845 updating of non-abnormal EH edges.
16846 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16847 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16848 (split_critical_edges): Split also edges where emitting code on them
16849 will lead to splitting later.
16851 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16852 H.J. Lu <hongjiu.lu@intel.com>
16855 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16856 the configured assembler supports fildq and fistpq mnemonics.
16857 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16858 * configure: Regenerated.
16859 * config.in: Ditto.
16861 * config/i386/i386.c (print_operand): Handle 'Z'.
16862 ['z']: Remove handling of special fild/fist suffixes.
16863 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16864 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16865 suffix of fild insn.
16866 (*floatsi<mode>2_vector_mixed): Ditto.
16867 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16868 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16869 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16870 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16871 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16873 2009-04-25 Ben Elliston <bje@au.ibm.com>
16875 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16876 the source of a set operation.
16878 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16880 * target.h (struct gcc_target): Add case_values_threshold field.
16881 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16882 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16883 * targhooks.c (default_case_values_threshold): New function.
16884 * targhooks.h (default_case_values_threshold): Declare function.
16885 * stmt.c (expand_case): Use case_values_threshold target hook.
16886 * expr.h (case_values_threshold): Remove declartation.
16887 * expr.c (case_values_threshold): Remove function.
16888 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16890 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16891 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16892 (avr_case_values_threshold): Declare as static.
16893 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16895 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16896 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16897 (mn10300_case_values_threshold): New function.
16899 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16901 * ira.c (setup_cover_and_important_classes): Add enum cast.
16903 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16905 * genpreds.c (write_enum_constraint_num): Output definition of
16906 CONSTRAINT_NUM_DEFINED_P macro.
16907 * ira.c (setup_cover_and_important_classes): Use
16908 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16910 2009-04-24 DJ Delorie <dj@redhat.com>
16912 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16913 __SH2A_SINGLE_ONLY__ also.
16915 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16917 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16918 (movdf_internal): Ditto.
16919 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16920 SFmode and DFmode constants.
16921 (ia64_print_operand): Add 'G' format for printing
16922 floating point constants.
16924 2009-04-24 Richard Guenther <rguenther@suse.de>
16926 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16927 from unsigned additions.
16929 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16931 * c-typeck.c (set_init_index): Allow array designators that are
16932 not integer constant expressions with a pedwarn if pedantic.
16934 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16936 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16937 zero if no overlap in nonzero bits between the operands.
16939 2009-04-24 Ian Lance Taylor <iant@google.com>
16941 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16942 (record_dead_and_set_regs): Likewise.
16943 * df.h (struct df_mw_hardreg): Change flags field to int.
16944 (struct df_base_ref): Likewise.
16945 (struct df): Change changeable_flags field to int.
16946 * df-scan.c (df_defs_record): Change clobber_flags to int.
16947 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16948 constants rather than #define macros.
16949 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16950 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16951 (enum dwarf_calling_convention): Likewise.
16952 (enum dwarf_line_number_x_ops): Likewise.
16953 (enum dwarf_call_frame_info): Likewise.
16954 (enum dwarf_source_language): Likewise.
16955 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
16956 (add_calling_convention_attribute): Likewise.
16957 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
16958 (combine_comparisons): Change compcode to int. Add cast to enum type.
16959 * genrecog.c (maybe_both_true_2): Change c to int.
16960 (write_switch): Likewise. Add cast to enum type.
16961 * gimplify.c (gimplify_omp_for): Handle return values from
16962 gimplify_expr using MIN rather than bitwise or.
16963 (gimplify_expr): Add cast to enum type.
16964 * ipa-prop.c (update_jump_functions_after_inlining): Change
16965 IPA_BOTTOM to IPA_JF_UNKNOWN.
16966 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
16967 Add casts to enum type.
16968 (setup_cover_and_important_classes): Change cl to int. Add casts
16970 (setup_class_translate): Change cl and mode to int.
16971 (ira_init_once): Change mode to int.
16972 (free_register_move_costs): Likewise.
16973 (setup_prohibited_mode_move_regs): Add casts to enum type.
16974 * langhooks.c (add_builtin_function_common): Rework assertion that
16975 value fits bitfield.
16976 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
16977 * omega.c (omega_do_elimination): Avoid math on enum types.
16978 * optabs.c (expand_vec_shift_expr): Remove casts to int.
16979 * opts.c (set_debug_level): Change 2 to enum constant. Use new
16980 int local to handle integral_argment value.
16981 * regmove.c (try_auto_increment): Change PUT_MODE to
16983 * reload.c (push_secondary_reload): Add casts to enum type.
16984 (secondary_reload_class, find_valid_class): Likewise.
16985 * reload1.c (emit_input_reload_insns): Likewise.
16986 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
16987 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
16988 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
16990 * tree.c (build_common_builtin_nodes): Add casts to enum type.
16991 * tree-complex.c (complex_lattice_t): Typedef to int rather than
16993 (expand_complex_libcall): Add casts to enum type.
16994 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
16995 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
16996 with ERROR_MARK, not NUM_TREE_CODES.
16997 (vect_create_epilog_for_reduction): Likewise.
16998 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
16999 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17000 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17002 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17003 vect_unused_in_loop. Change 0 to loop_vect.
17004 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17005 * var-tracking.c (get_init_value): Change return type to enum
17007 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17008 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17010 (arm_override_options): Add casts to enum type.
17011 (arm_emit_tls_decoration): Likewise.
17012 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17014 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17015 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17016 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17018 * config/s390/s390.c (code_for_builtin_64): Change to array of
17020 (code_for_builtin_31): Likewise.
17021 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17023 * config/sparc/sparc.c (sparc_override_options): Change value
17024 field in struct code_model to enum cmodel. In initializer change
17025 0 to NULL and add cast to enum type.
17027 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17028 Change all callers. Issue a -Wc++-compat warning using
17029 lhs_origtype if necessary.
17030 (convert_for_assignment): Issue -Wc++-compat warnings about
17031 invalid conversions to enum type on assignment.
17032 * c-common.h (build_modify_expr): Update declaration.
17034 2009-04-24 Nick Clifton <nickc@redhat.com>
17036 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17037 (function_arg_advance): Likewise.
17038 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17041 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17043 * config/s390/constraints.md ('I', 'J'): Fix condition.
17045 2009-04-24 Diego Novillo <dnovillo@google.com>
17047 * gengtype-parse.c (parse_error): Add newline after message.
17049 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17051 * config/i386/sse.md (avxmodesuffixs): Removed.
17052 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17053 (*avx_pinsr<ssevecsize>): This.
17055 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17057 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17058 follow chains of regs with a single definition, and allow expressions
17059 that are function_invariant_p.
17060 (simple_rhs_p): Allow expressions that are function_invariant_p.
17062 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17064 PR middle-end/39867
17065 * fold-const.c (fold_cond_expr_with_comparison): When folding
17066 > and >= to MAX, make sure the MAX uses the same type as the
17067 comparison's operands.
17069 2009-04-24 Nick Clifton <nickc@redhat.com>
17071 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17072 addressing for DImode accesses.
17073 (frv_print_operand_address): Handle PLUS case.
17074 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17076 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17078 PR rtl-optimization/39794
17079 * alias.c (canon_true_dependence): Add x_addr argument.
17080 * rtl.h (canon_true_dependence): Adjust prototype.
17081 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17082 * cselib.c (cselib_invalidate_mem): Likewise.
17083 * gcse.c (compute_transp): Likewise.
17084 * dse.c (scan_reads_nospill): Likewise.
17085 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17086 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17087 canon_base_addr of the group, plus optional offset.
17088 (struct group_info): Rename canon_base_mem to
17090 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17091 canon_rtx of base_mem.
17093 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17095 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17096 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17098 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17100 * config/spu/spu-builtins.h: Delete file.
17102 * config/spu/spu.h (enum spu_builtin_type): Move here from
17104 (struct spu_builtin_description): Likewise. Add GTY marker.
17105 Do not use enum spu_function_code or enum insn_code.
17106 (spu_builtins): Add extern declaration.
17108 * config/spu/spu.c: Do not include "spu-builtins.h".
17109 (enum spu_function_code, enum spu_builtin_type_index,
17110 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17111 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17112 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17113 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17114 (spu_builtin_types): Make static. Add GTY marker.
17115 (spu_builtins): Add extern declaration with GTY marker.
17116 Include "gt-spu.h".
17118 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17119 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17120 Check programmatically whether all parameters are scalar.
17122 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17124 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17126 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17127 assignment from the constructor either if the target is volatile.
17129 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17131 * config/arm/arm.md (insv): Do not share operands[0].
17133 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17135 * config/vxlib-tls.c (active_tls_threads): Delete.
17136 (delete_hook_installed): New.
17137 (tls_delete_hook): Don't delete the delete hook.
17138 (tls_destructor): Delete it here.
17139 (__gthread_set_specific): Adjust installing the delete hook.
17140 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17141 __gthread_leave_tsd_dtor_context.
17143 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17145 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17147 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17149 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17151 (alpha_rtx_costs): Ditto.
17152 (emit_unlikely_jump): Use add_reg_note.
17153 (emit_frame_store_1): Ditto.
17154 (alpha_expand_prologue): Ditto.
17155 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17156 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17158 2009-04-23 Nick Clifton <nickc@redhat.com>
17160 * config/v850/v850.md (epilogue): Remove suppressed code.
17161 (return): Rename to return_simple and remove test of frame size.
17162 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17163 to gen_return_simple.
17165 2009-04-22 Jing Yu <jingyu@google.com>
17168 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17170 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17173 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17174 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17175 value is a VECTOR_CST, the element type is the element type of the
17178 2009-04-22 DJ Delorie <dj@redhat.com>
17180 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17182 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17184 * alias.c (find_base_term): Move around LO_SUM case, so that
17185 CONST falls through into PLUS/MINUS handling.
17188 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17189 into 0, use omit_one_operand.
17191 2009-04-23 Ben Elliston <bje@au.ibm.com>
17193 * config/rs6000/linux-unwind.h (get_regs): Remove type
17194 puns. Change the type of `pc' to an array of unsigned ints and
17195 update all users. Constify frame24.
17197 2009-04-22 DJ Delorie <dj@redhat.com>
17199 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17200 declarations before code.
17201 (current_function_special_page_vector): Likewise.
17202 (m32c_expand_insv): Silence a warning.
17204 2009-04-21 Taras Glek <tglek@mozilla.com>
17206 * alias.c: Update GTY annotations to new syntax.
17207 * basic-block.h: Likewise.
17208 * bitmap.h: Likewise.
17209 * c-common.h: Likewise.
17210 * c-decl.c: Likewise.
17211 * c-parser.c: Likewise.
17212 * c-pragma.c: Likewise.
17213 * c-tree.h: Likewise.
17214 * cfgloop.h: Likewise.
17215 * cgraph.h: Likewise.
17216 * config/alpha/alpha.c: Likewise.
17217 * config/arm/arm.h: Likewise.
17218 * config/avr/avr.h: Likewise.
17219 * config/bfin/bfin.c: Likewise.
17220 * config/cris/cris.c: Likewise.
17221 * config/darwin.c: Likewise.
17222 * config/frv/frv.c: Likewise.
17223 * config/i386/i386.c: Likewise.
17224 * config/i386/i386.h: Likewise.
17225 * config/i386/winnt.c: Likewise.
17226 * config/ia64/ia64.h: Likewise.
17227 * config/iq2000/iq2000.c: Likewise.
17228 * config/mips/mips.c: Likewise.
17229 * config/mmix/mmix.h: Likewise.
17230 * config/pa/pa.c: Likewise.
17231 * config/pa/pa.h: Likewise.
17232 * config/rs6000/rs6000.c: Likewise.
17233 * config/s390/s390.c: Likewise.
17234 * config/sparc/sparc.c: Likewise.
17235 * config/xtensa/xtensa.c: Likewise.
17236 * cselib.h: Likewise.
17237 * dbxout.c: Likewise.
17238 * dwarf2out.c: Likewise.
17239 * except.c: Likewise.
17240 * except.h: Likewise.
17241 * fixed-value.h: Likewise.
17242 * function.c: Likewise.
17243 * function.h: Likewise.
17244 * gimple.h: Likewise.
17245 * integrate.c: Likewise.
17246 * optabs.c: Likewise.
17247 * output.h: Likewise.
17248 * real.h: Likewise.
17250 * stringpool.c: Likewise.
17251 * tree-data-ref.c: Likewise.
17252 * tree-flow.h: Likewise.
17253 * tree-scalar-evolution.c: Likewise.
17254 * tree-ssa-address.c: Likewise.
17255 * tree-ssa-alias.h: Likewise.
17256 * tree-ssa-operands.h: Likewise.
17257 * tree.c: Likewise.
17258 * tree.h: Likewise.
17259 * varasm.c: Likewise.
17260 * varray.h: Likewise.
17262 * coretypes.h: Do not define GTY macro if it is already defined.
17263 * doc/gty.texi: Update GTY documentation to new syntax.
17264 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17265 annotations on structs.
17266 * gengtype-parse.c: Likewise.
17268 2009-04-22 Mark Heffernan <meheff@google.com>
17270 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17272 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17274 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17277 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17279 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17280 the same as a PLUS without a shift. Increase the cost of a
17283 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17285 * Makefile.in: Update dependencies.
17286 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17287 * errors.h: Remove bogus comment about compatibility.
17288 (warning): Update declaration.
17289 * genautomata.c: Update all calls to warning.
17290 * gimple.c: Do not include errors.h. Include toplev.h.
17291 * tree-ssa-structalias.c: Do not include errors.h.
17292 * omega.c: Likewise.
17293 * tree-ssa-reassoc.c: Likewise.
17294 * config/spu/spu-c.c: Likewise.
17295 * config/spu/t-spu-elf: Update dependencies.
17297 2009-04-22 Richard Guenther <rguenther@suse.de>
17299 PR tree-optimization/39824
17300 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17301 make sure the types are compatible.
17303 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17306 * c-common.c (c_parse_error): Take a token_flags parameter.
17307 Use token_type for the token type instead.
17308 Pass token_flags to cpp_type2name.
17309 * c-common.h (c_parse_error): Update declaration.
17310 * c-parser.c (c_parser_error): Pass 0 as token flags.
17312 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17314 PR rtl-optimization/39580
17315 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17317 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17319 * function.c (expand_function_end): Do not emit a jump to the "naked"
17320 return label for fall-through returns.
17321 * except.c (sjlj_emit_function_exit): Always place the call to the
17322 unregister function at the location installed by expand_function_end.
17324 2009-04-22 Richard Guenther <rguenther@suse.de>
17326 PR tree-optimization/39845
17327 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17328 (gen_inbound_check): Likewise.
17330 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17332 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17334 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17335 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17337 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17339 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17340 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17341 shift counts to avoid out-of-bounds array accesses.
17343 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17345 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17346 (Pmode): Move above.
17348 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17350 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17351 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17352 GET_CODE macro. Use IN_RANGE macro where appropriate.
17353 * config/alpha/alpha.h: Ditto.
17354 * config/alpha/alpha.md: Ditto.
17355 * config/alpha/constraints.md: Ditto.
17356 * config/alpha/predicates.md: Ditto.
17358 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17360 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17361 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17362 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17363 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17364 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17365 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17366 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17367 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17368 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17369 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17370 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17371 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17372 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17373 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17374 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17375 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17376 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17377 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17378 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17379 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17380 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17381 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17382 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17383 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17384 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17385 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17386 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17388 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17390 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17391 references from comments.
17392 * cfgbuild.c: (count_basic_blocks): Delete.
17393 (find_basic_blocks_1): Delete.
17394 (find_basic_blocks): Delete.
17395 * except.c (finish_eh_generation): Make static. Move comment from
17396 except.h here. Remove find_basic_blocks references from comments.
17397 * except.h (finish_eh_generation): Delete.
17398 * basic-block.h (find_basic_blocks): Delete.
17399 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17401 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17403 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17404 (sdbout_parms): Likewise.
17406 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17408 * config/sh/sh.c (prepare_cbranch_operands): Use
17409 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17410 (expand_cbranchdi4): Likewise.
17411 (from_compare): Add cast to enum type.
17412 (expand_cbranchsi4): Use add_reg_note.
17413 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17414 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17415 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17416 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17417 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17418 instead of CODE_FOR_nothing.
17419 (cbranchdi4): Likewise. Fix the order of arguments for
17421 (push_fpscr): Use add_reg_note.
17422 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17423 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17425 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17427 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17428 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17429 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17430 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17431 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17432 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17433 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17434 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17435 config/alpha/x-vms, config/arc/t-arc,
17436 config/arm/README-interworking, config/arm/arm-c.c,
17437 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17438 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17439 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17440 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17441 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17442 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17443 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17444 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17445 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17446 config/cris/t-elfmulti, config/crx/t-crx,
17447 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17448 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17449 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17450 config/h8300/t-h8300, config/i386/athlon.md,
17451 config/i386/darwin-libgcc.10.4.ver,
17452 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17453 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17454 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17455 config/i386/t-linux64, config/i386/t-nwld,
17456 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17457 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17458 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17459 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17460 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17461 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17462 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17463 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17464 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17465 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17466 config/m68k/t-uclinux, config/mcore/t-mcore,
17467 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17468 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17469 config/mips/crtn.asm, config/mips/irix-crti.asm,
17470 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17471 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17472 config/mips/mips-fixed.md, config/mips/sb1.md,
17473 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17474 config/mips/t-iris6, config/mips/t-isa3264,
17475 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17476 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17477 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17478 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17479 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17480 config/mn10300/t-linux, config/mn10300/t-mn10300,
17481 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17482 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17483 config/picochip/libgccExtras/clzsi2.asm,
17484 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17485 config/rs6000/darwin-libgcc.10.4.ver,
17486 config/rs6000/darwin-libgcc.10.5.ver,
17487 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17488 config/rs6000/t-aix43, config/rs6000/t-aix52,
17489 config/rs6000/t-darwin, config/rs6000/t-fprules,
17490 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17491 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17492 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17493 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17494 config/rs6000/t-rtems, config/rs6000/t-spe,
17495 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17496 config/score/t-score-elf, config/sh/divcost-analysis,
17497 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17498 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17499 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17500 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17501 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17502 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17503 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17504 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17505 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17506 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17507 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17508 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17509 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17510 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17511 * config/h8300/genmova.sh: Include copyright and license notices
17512 in generated output.
17513 * config/h8300/mova.md: Regenerate.
17514 * doc/install.texi2html: Include word "Copyright" in copyright
17515 notice and use name "Free Software Foundation, Inc.".
17516 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17517 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17518 ChangeLog-2007, ChangeLog-2008: Correct dates.
17520 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17522 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17523 NE_EXPR operations as well.
17524 * c-parser.c (c_parser_condition): Do not set location information on
17526 (c_parser_conditional_expression): Likewise.
17527 (c_parser_binary_expression): Set location information on operators.
17528 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17529 TRUTH_NOT_EXPR has been folded.
17530 * fold-const.c (fold_truth_not_expr): Copy location information from
17531 the incoming expression to the outgoing one.
17532 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17533 recursive calls on the LHS of the operator but pass that of the
17534 operator to recursive calls on the RHS of the operator. Set it
17536 (shortcut_cond_expr): Set the locus of the operator on the second
17537 COND_EXPR and that of the expression on the first in degenerate cases.
17538 Pass the locus of the expression to calls to shortcut_cond_r.
17539 Set the locus of the 'then' block on the associated jump, if any.
17540 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17541 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17542 expression to call to gimplify_boolean_expr.
17544 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17546 * config.gcc: Add additional configuration for
17547 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17548 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17549 (CPP_SPEC): Redefine for allowing -municode option.
17550 (STARTFILE_SPEC): Likewise.
17551 * config/i386/t-mingw-w64: New.
17552 * config/i386/mingw-w64.opt: New.
17553 (municode): Add new target option.
17554 * doc/invoke.texi (municode): Add documentation for new option.
17556 2009-04-21 Ian Lance Taylor <iant@google.com>
17558 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17559 Correct test for number of arguments.
17560 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17562 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17564 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17565 argument of emit_library_call.
17567 2009-04-21 Richard Guenther <rguenther@suse.de>
17569 PR middle-end/39829
17570 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17571 inside VIEW_CONVERT_EXPRs.
17573 2009-04-21 Martin Jambor <mjambor@suse.cz>
17575 * tree-switch-conversion.c (build_constructors): Split a long line.
17576 (constructor_contains_same_values_p): New function.
17577 (build_one_array): Create assigns of constants if possible, do not
17578 call mark_sym_for_renaming, call update_stmt.
17579 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17580 make_rename_temp. Do not call mark_symbols_for_renaming, call
17582 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17583 find_new_referenced_vars, call update_stmt.
17584 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17585 instead of calling make_rename_temp. Do not call
17586 find_new_referenced_vars or mark_symbols_for_renaming, call
17589 2009-04-21 Richard Guenther <rguenther@suse.de>
17591 PR tree-optimization/39827
17592 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17593 (tree_ssa_phiprop): Pass the correct array size.
17595 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17597 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17599 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17602 * c-typeck.c (lvalue_p): Move declaration ...
17603 * c-common.h (lvalue_p): ... to here.
17604 * c-common.c (candidate_equal_p): New.
17605 (add_tlist): Use it.
17606 (merge_tlist): Use it.
17607 (warn_for_collisions_1): Likewise.
17608 (warning_candidate_p): Accept more candidates.
17609 (verify_tree): A warning candidate can be an expression. Use
17612 2009-04-21 Ben Elliston <bje@au.ibm.com>
17615 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17616 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17617 options. Remove -mcall-solaris documentation.
17619 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17622 * doc/invoke.texi (-Wlong-long): Update description.
17623 * c-lex (interpret_integer): Only warn if there was no previous
17624 overflow and -Wlong-long is enabled.
17625 * c-decl.c (declspecs_add_type): Drop redundant flags.
17626 * c.opt (Wlong-long): Init to -1.
17627 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17628 and front-end warn_long_long. Wlong-long only depends on other
17629 flags if it is uninitialized.
17630 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17631 the same for CPP and FE.
17632 (restore_extension_diagnostics): Likewise.
17634 2009-04-20 Ian Lance Taylor <iant@google.com>
17636 Fix enum conversions which are invalid in C++:
17637 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17638 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17639 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17640 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17641 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17642 (dbxout_parms): Likewise.
17643 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17644 (df_clear_flags): Likewise.
17645 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17646 top_flag parameter to int.
17647 (df_chain_create_bb_process_use): Likewise.
17648 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17650 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17651 (df_ref_create_structure, df_def_record_1): Likewise.
17652 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17653 (df_notes_rescan): Change 0 to VOIDmode in function call.
17654 (df_get_call_refs, df_insn_refs_collect): Likewise.
17655 (df_bb_regs_collect): Likewise.
17656 (df_entry_block_defs_collect): Likewise.
17657 (df_exit_block_uses_collect): Likewise.
17658 * df.h: Update declarations.
17659 * double-int.c (double_int_divmod): Add cast to enum type.
17660 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17661 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17662 (based_loc_descr): Likewise.
17663 (loc_descriptor_from_tree_1): Change first_op and second_op to
17664 enum dwarf_location_atom. Add cast to enum type.
17665 * expmed.c (init_expmed): Change 0 to SET in function call.
17666 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17667 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17668 (do_store_flag): Likewise.
17669 * fixed-value.h (struct fixed_value): Change mode to enum
17671 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17672 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17674 (insert_insn_decl, insert_decl, insert_state): Likewise.
17675 (automata_list_finish): Likewise.
17676 * genrecog.c (process_define_predicate): Add cast to enum type.
17677 * gensupport.c (init_predicate_table): Add cast to enum type.
17678 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17680 (gimple_build_call_1, gimple_build_label): Likewise.
17681 (gimple_build_goto, gimple_build_asm_1): Likewise.
17682 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17683 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17684 (enum fallback): Rename from enum fallback_t.
17685 (fallback_t): Typedef as int.
17686 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17687 GSI_SAME_STMT in function call.
17688 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17690 (setup_reg_class_relations): Likewise.
17691 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17692 (setup_prohibited_class_mode_regs): Add cast to enum type.
17693 (setup_prohibited_mode_move_regs): Likewise.
17694 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17695 (record_address_regs): Change i to enum reg_class.
17696 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17697 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17698 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17699 (GET_MODE_2XWIDER_MODE): Likewise.
17700 (GET_CLASS_NARROWEST_MODE): Likewise.
17701 * omp-low.c (expand_omp_for): Add cast to enum type.
17702 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17703 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17704 * postreload.c (reload_cse_simplify_operands): Change rclass local
17706 * predict.c (combine_predictions_for_insn): Change best_predictor
17707 and predictor to enum br_predictor.
17708 (combine_predictions_for_bb): Likewise.
17709 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17710 use SET_PREDICT_EXPR_OUTCOME.
17711 * real.c (real_arithmetic): Change icode to code in function call.
17712 * reginfo.c (init_move_cost): Add casts to enum type.
17713 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17714 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17716 * reload.c (find_valid_class): Add casts to enum type.
17717 (push_reload): Change 0 to NO_REGS in function call.
17718 (find_reloads): Change this_alternative to array of enum
17719 reg_class. Remove some now-unnecessary casts.
17720 (make_memloc): Change 0 to VOIDmode in function call.
17721 * reload1.c (reload): Change 0 to VOIDmode in function call.
17722 (eliminate_regs_1, elimination_effects): Likewise.
17723 (eliminate_regs_in_insn): Likewise.
17724 (emit_input_reload_insns): Add cast to enum type.
17725 (delete_output_reload): Change 0 to VOIDmode in function call.
17726 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17727 to enum type in function call.
17728 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17729 (SET_PREDICT_EXPR_OUTCOME): Define.
17730 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17731 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17732 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17733 (dump_function): Likewise.
17734 * tree-dump.h: Update declarations.
17735 * tree-pass.h: Update declarations.
17736 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17737 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17739 (arm_rtx_costs_1): Correct parenthesization.
17740 (arm_rtx_costs): Add casts to enum type.
17741 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17742 (vfp_emit_fstmd): Use add_rg_note.
17743 (emit_multi_reg_push, emit_sfm): Likewise.
17744 (thumb_set_frame_pointer): Likewise.
17745 (arm_expand_prologue): Likewise.
17746 (arm_regno_class): Change return type to enum reg_class.
17747 (thumb1_expand_prologue): Use add_reg_note.
17748 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17749 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17751 * config/arm/gentune.sh: Add cast to enum type.
17752 * config/arm/arm-tune.md: Rebuild.
17753 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17754 (ix86_split_fp_branch, predict_jump): Likewise.
17755 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17756 insn_code to enum rtx_code.
17757 (ix86_builtin_vectorized_function): Add cast to enum type.
17758 * config/i386/i386.md (truncdfsf2): Change slot to enum
17760 (truncxf<mode>2, isinf<mode>2): Likewise.
17761 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17763 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17764 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17765 (insert_bundle_state): Change 1 to INSERT in function call.
17766 (ia64_add_bundle_selector_before): Likewise.
17767 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17768 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17769 (restore_stack_nonlocal): Likewise.
17770 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17772 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17774 (mips_rtx_costs): Likewise.
17775 (mips_override_options): Add casts to enum type.
17776 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17778 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17779 (store_reg, set_reg_plus_d): Likewise.
17780 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17781 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17783 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
17785 (emit_unlikely_jump): Use add_reg_note.
17786 (rs6000_emit_allocate_stack): Likewise.
17787 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
17788 (output_toc): Change 1 to INSERT in function call.
17789 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
17790 (rs6000_initialize_trampoline): Likewise.
17791 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
17793 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
17794 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
17795 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
17796 (save_gprs): Use add_reg_note.
17797 (s390_emit_prologue): Likewise.
17798 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17799 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
17800 (sparc_fold_builtin): Add cast to enum type.
17801 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
17803 (spu_expand_prologue): Use add_reg_note.
17804 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17806 2009-04-20 Ian Lance Taylor <iant@google.com>
17808 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17809 (c_parser_postfix_expression_after_primary): Get VEC for list of
17810 arguments. Get original types of arguments. Call
17811 build_function_call_vec.
17812 (cached_expr_list_1, cached_expr_list_2): New static variables.
17813 (c_parser_expr_list): Change return type to VEC *. Add
17814 p_orig_types parameter. Change all callers.
17815 (c_parser_release_expr): New static function.
17816 (c_parser_vec_to_tree_list): New static function.
17817 * c-typeck.c (build_function_call): Rewrite to build a VEC and
17818 call build_function_call_vec.
17819 (build_function_call_vec): New function, based on old
17820 build_function_call.
17821 (convert_arguments): Remove nargs and argarray parameters. Change
17822 values to a VEC. Add origtypes parameter.
17823 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
17824 (convert_for_assignment): Add origtype parameter. Change all
17825 callers. If warn_cxx_compat, check for conversion to an enum
17826 type when calling a function.
17827 (store_init_value): Add origtype parameter. Change all callers.
17828 (digest_init): Likewise.
17829 (struct init_node): Add origtype field.
17830 (add_pending_init): Add origtype parameter. Change all callers.
17831 (output_init_element): Likewise.
17832 (output_pending_init_elements): Pass origtype from init_node to
17833 output_init_element.
17834 (process_init_element): Pass origtype from c_expr to
17835 output_init_element.
17836 (c_finish_return): Add origtype parameter. Change all callers.
17837 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17839 (sync_resolve_params): Likewise.
17840 (sync_resolve_return): Change params to first_param. Change caller.
17841 (resolve_overloaded_builtins): Change params to VEC *. Change
17842 callers. Save first parameter around call to build_function_call_vec.
17843 * c-decl.c (finish_decl): Add origtype parameter. Change all
17844 callers. Call build_function_call_vec rather than
17845 build_function_call for cleanup.
17846 * c-tree.h: Update declarations.
17847 * c-common.h: Update declarations.
17848 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17849 params to first_param.
17850 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17851 params parameter from tree to void *.
17852 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17853 Change arglist parameter to have type void *, and to be a pointer
17855 * config/rs6000/rs6000-protos.h
17856 (altivec_resolve_overloaded_builtin): Update declaration.
17857 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17858 fnargs parameter to have type void *, and to be a pointer to a
17859 VEC. Call build_function_call_vec instead of
17860 build_function_call.
17861 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17863 2009-04-20 Joey Ye <joey.ye@intel.com>
17864 Xuepeng Guo <xuepeng.guo@intel.com>
17865 H.J. Lu <hongjiu.lu@intel.com>
17867 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17869 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17870 (IX86_LEA_PRIORITY): Likewise.
17871 (distance_non_agu_define): New function.
17872 (distance_agu_use): Likewise.
17873 (ix86_lea_for_add_ok): Likewise.
17874 (ix86_dep_by_shift_count): Likewise.
17876 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17877 should split for LEA.
17879 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17881 (ix86_dep_by_shift_count): Likewise.
17883 2009-04-20 Richard Guenther <rguenther@suse.de>
17885 * expr.c (handled_component_p): Move ...
17886 * tree.h (handled_component_p): ... here.
17887 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17888 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17889 and REALPART_EXPR to be in one group.
17891 2009-04-20 Richard Guenther <rguenther@suse.de>
17893 * basic-block.h (get_all_dominated_blocks): Declare.
17894 * dominance.c (get_all_dominated_blocks): New function.
17895 * tree-cfg.c (get_all_dominated_blocks): Remove.
17896 (remove_edge_and_dominated_blocks): Adjust.
17897 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17898 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17899 instead of recursing.
17901 2009-04-20 Doug Kwan <dougkwan@google.com>
17903 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17904 (struct cgraph_node_set_def): New type.
17905 (cgraph_node_set) New type. Also declare vector functions.
17906 (struct cgraph_node_set_element_def): New type.
17907 (cgraph_node_set_element): Ditto.
17908 (cgraph_node_set_iterator): New iterator type.
17909 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17910 cgraph_node_set_remove, dump_cgraph_node_set,
17911 debug_cgraph_node_set): New prototypes.
17912 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17913 cgraph_node_set_size): New inlines.
17914 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17915 including cgraph.h.
17916 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17917 argument to function 'write_summary'.
17918 * ipa.c: Include ggc.h.
17919 (hash_cgraph_node_set_element,
17920 eq_cgraph_node_set_element, cgraph_node_set_new,
17921 cgraph_node_set_add, cgraph_node_set_remove,
17922 cgraph_node_set_find, dump_cgraph_node_set,
17923 debug_cgraph_node_set): New functions.
17924 * Makefile.in (ipa.o): Add dependency on GGC_H.
17926 2009-04-20 Ira Rosen <irar@il.ibm.com>
17928 PR tree-optimization/39675
17929 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17930 check of the return code of vect_schedule_slp. Check that
17931 stmt_vec_info still exists for the statement, before checking its
17932 vectorization type.
17934 2009-04-20 Michael Matz <matz@suse.de>
17936 * Makefile.in (generated_files): Take out $(simple_generated_c).
17938 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17940 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17941 (UINTPTR_TYPE): Likewise.
17943 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17946 * c-typeck.c (digest_init): Check for initializing an array with a
17949 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17952 * c-semantics.c (pop_stmt_list): Propagate
17953 STATEMENT_LIST_HAS_LABEL to parent statement list.
17955 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
17957 * config/mips/mips.h (mips_tune_attr): New macro.
17958 * config/mips/mips.md (cpu): Use it.
17960 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17963 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
17966 2009-04-19 Diego Novillo <dnovillo@google.com>
17968 * toplev.c (compile_file): Move call to coverage_finish ...
17969 * cgraphunit.c (ipa_passes): ... here.
17970 Call cgraph_process_new_functions.
17971 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
17972 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
17974 2009-04-19 Jan Hubicka <jh@suse.cz>
17976 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
17978 (dump_cgraph_node): Dump can throw external flag.
17979 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
17981 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17985 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
17986 * common.opt (Wlogical-op): Move from here...
17987 * c.opt (Wlogical-op): ... to here.
17988 * c-typeck.c (parser_build_binary_op): Update call to
17989 warn_logical_operator.
17990 * c-opts.c (c_common_post_options): Enable warn_logical_op with
17992 * c-common.c (warn_logical_op): Update.
17993 * c-common.h (warn_logical_op): Update declaration.
17995 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
17997 * tree.c (protected_set_expr_location): Fix formatting.
17999 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18002 * c-typeck.c (readonly_warning): new.
18003 (build_unary_op, build_modify_expr): Use readonly_warning for
18004 storing into something readonly but not const-qualified.
18006 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18009 * c-typeck.c (build_unary_op): Check for taking address of
18010 expression of type void.
18012 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18015 * c-typeck.c (build_function_call): Check for calling a function
18016 with qualified void return types. Call require_complete_type when
18019 2009-04-18 Jan Hubicka <jh@suse.cz>
18021 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18023 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18024 can_throw_external flag.
18025 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18026 * ipa-pure-const.c (ignore_edge): New function.
18027 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18028 only over can_throw_external edges.
18029 (local_pure_const): Add nothrow flag.
18030 * ipa-utils.c (searchc): Add ignore_edge callback.
18031 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18032 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18033 (set_nothrow_function_flags): Update cgraph.
18034 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18036 2009-04-18 Richard Guenther <rguenther@suse.de>
18038 PR middle-end/39804
18039 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18040 (fold_stmt): ... this and ...
18041 (fold_stmt_inplace): ... this.
18042 (fold_stmt_1): Fold references in calls and asms.
18043 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18045 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18047 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18048 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18050 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18052 * tree.c (function_args_count): Remove.
18053 * tree.h: Remove the prototype for function_args_count.
18055 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18057 * tree-iterator.c (expr_only): Remove.
18058 * tree.h: Remove the prototype for expr_only.
18060 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18062 * reginfo.c (cannot_change_mode_set_regs): Remove.
18063 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18065 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18067 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18068 whether operands 0 and 1 overlaps.
18070 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18072 PR middle-end/36902
18073 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18074 pointer. Use warning_at instead of warning.
18075 (search_for_addr_array): Likewise.
18076 (check_array_bounds): Likewise.
18077 (check_all_array_refs): Check that the incoming edge is not in the
18078 list of edges to be removed.
18079 (check_all_array_refs): Avoid the temporal pointer.
18080 (vrp_visit_cond_stmt): Fix typo.
18081 (simplify_switch_using_ranges): Handle the case where the switch
18082 index is an integer constant.
18084 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18086 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18088 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18090 * doc/extend.texi, doc/invoke.texi: Fix typos.
18092 2009-04-17 Cary Coutant <ccoutant@google.com>
18094 * tree-flow-inline.h (get_lineno): Fix inverted test.
18096 2009-04-17 Diego Novillo <dnovillo@google.com>
18098 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18099 assertion for AVAIL_OUT.
18101 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18104 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18105 * config/sh/linux-atomic.asm: Likewise.
18107 2009-04-17 Diego Novillo <dnovillo@google.com>
18109 * except.c (debug_eh_tree): New.
18110 (struct eh_region, struct eh_status): Move ...
18111 * except.h: ... here.
18112 (add_type_for_runtime): Declare extern.
18113 (lookup_type_for_runtime): Likewise.
18114 (debug_eh_tree): Declare.
18115 * Makefile.in (GTFILES): List except.h before except.c
18117 2009-04-17 Diego Novillo <dnovillo@google.com>
18119 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18120 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18121 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18122 (find_vars_r): ... here.
18123 * tree-flow.h (find_referenced_vars_in): Declare.
18124 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18125 that AVAIL_OUT exists for BLOCK.
18126 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18127 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18128 (tree-parloops.o): Likewise.
18130 2009-04-17 Simon Baldwin <simonb@google.com>
18132 * toplev.c (default_tree_printer): Add handling for %E format.
18134 2009-04-17 Diego Novillo <dnovillo@google.com>
18136 * tree-pretty-print.c (dump_generic_node): Add break after
18137 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18138 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18139 FUNCTION_TYPE together. Call print_struct_decl when printing
18140 structures and TDF_SLIM is not given.
18141 (print_struct_decl): Fix logic for detecting recursion.
18143 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18146 * gcc.c (create_at_file): New.
18147 (compile_input_file_p): New.
18148 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18149 * main.c (main): Update call to toplev_main.
18150 * toplev.c (toplev_main): Change signature. Call expandargv.
18151 * toplev.h (toplev_main): Change signature.
18153 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18155 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18156 if the latter is not constant.
18158 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18160 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18162 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18164 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18165 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18167 2009-04-17 Richard Guenther <rguenther@suse.de>
18169 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18170 Handle component references view-converting an invariant address.
18172 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18174 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18175 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18176 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18177 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18178 Use @deftypevr rather than @deftypevar.
18180 2009-04-17 Richard Guenther <rguenther@suse.de>
18182 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18183 (get_prop_source_stmt): Likewise.
18184 (can_propagate_from): Likewise.
18186 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18188 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18189 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18190 (--with-multilib-list): Add default value.
18191 * configure: Regenerate.
18192 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18193 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18194 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18195 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18196 Don't add default cpu to multilib list unnecessarily, but do enable
18197 the relevant compiler option..
18198 Add support for --with-multilib-list=<blank> and
18199 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18200 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18201 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18202 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18203 TM_MULTILIB_CONFIG.
18204 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18205 (MULTILIB_OSDIRNAMES): New variable.
18206 * config/sh/t-1e: Delete file.
18207 * config/sh/t-mlib-sh1: Delete file.
18208 * config/sh/t-mlib-sh2: Delete file.
18209 * config/sh/t-mlib-sh2a: Delete file.
18210 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18211 * config/sh/t-mlib-sh2a-single: Delete file.
18212 * config/sh/t-mlib-sh2a-single-only: Delete file.
18213 * config/sh/t-mlib-sh2e: Delete file.
18214 * config/sh/t-mlib-sh3e: Delete file.
18215 * config/sh/t-mlib-sh4: Delete file.
18216 * config/sh/t-mlib-sh4-nofpu: Delete file.
18217 * config/sh/t-mlib-sh4-single: Delete file.
18218 * config/sh/t-mlib-sh4-single-only: Delete file.
18219 * config/sh/t-mlib-sh4a: Delete file.
18220 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18221 * config/sh/t-mlib-sh4a-single: Delete file.
18222 * config/sh/t-mlib-sh4a-single-only: Delete file.
18223 * config/sh/t-mlib-sh4al: Delete file.
18224 * config/sh/t-mlib-sh5-32media: Delete file.
18225 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18226 * config/sh/t-mlib-sh5-64media: Delete file.
18227 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18228 * config/sh/t-mlib-sh5-compact: Delete file.
18229 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18230 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18231 * doc/install.texi (Options specification): Add
18232 --with-multilib-list and --with-endian.
18234 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18236 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18238 (OBJS-common): Add plugin-version.o.
18239 (plugin-version.o): New.
18240 * gcc-plugin.h (plugin_gcc_version): New.
18241 (plugin_default_version_check): New.
18242 (plugin_init_func, plugin_init): Add version argument.
18243 * plugin-version.c: New.
18244 * plugin.c (str_plugin_gcc_version_name): New.
18245 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18246 pass it to the init function.
18247 (plugin_default_version_check): New.
18249 2009-04-17 Richard Guenther <rguenther@suse.de>
18251 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18252 for decl-vs-decl disambiguation.
18254 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18256 * config/s390/s390.h (s390_tune_attr): New macro definition.
18257 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18259 2009-04-17 Richard Guenther <rguenther@suse.de>
18261 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18262 (fold_stmt_r): Likewise.
18263 (maybe_fold_reference): New function.
18264 (fold_gimple_assign): Handle cases fold_stmt_r did.
18265 (fold_stmt): Do not use fold_stmt_r.
18266 (fold_stmt_inplace): Likewise.
18268 2009-04-17 Richard Guenther <rguenther@suse.de>
18270 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18271 (record_equivalences_from_stmt): Remove useless checks and
18273 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18274 the type is already suitable.
18276 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18278 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18280 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18282 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18283 (CMPtype): Define as __gcc_CMPtype.
18285 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18287 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18288 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18290 2009-04-17 Richard Guenther <rguenther@suse.de>
18292 PR tree-optimization/39746
18293 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18294 special-casing for builtins and static variable use/def.
18295 (call_may_clobber_ref_p_1): Likewise.
18297 2009-04-16 Ian Lance Taylor <iant@google.com>
18299 * df.h: Include "timevar.h".
18300 (struct df_problem): Change tv_id field to timevar_id_t.
18301 * tree-pass.h: Include "timevar.h".
18302 (struct opt_pass): Change tv_id field to timevar_id_t.
18303 * timevar.h (timevar_id_t): Define TV_NONE.
18304 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18305 TV_NONE rather than tv_id != 0.
18306 (execute_one_pass): Likewise.
18307 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18308 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18309 dependencies to $(TREE_PASS_H).
18310 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18312 (pass_branch_target_load_optimize2): Likewise.
18313 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18314 (pass_outof_cfg_layout_mode): Likewise.
18315 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18316 (pass_rebuild_cgraph_edges): Likewise.
18317 (pass_remove_cgraph_callee_edges): Likewise.
18318 * df-core.c (pass_df_initialize_opt): Likewise.
18319 (pass_df_initialize_no_opt): Likewise.
18320 (pass_df_finish): Likewise.
18321 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18322 * except.c (pass_set_nothrow_function_flags): Likewise.
18323 (pass_convert_to_eh_region_ranges): Likewise.
18324 * final.c (pass_compute_alignments): Likewise.
18325 * function.c (pass_instantiate_virtual_regs): Likewise.
18326 (pass_init_function): Likewise.
18327 (pass_leaf_regs): Likewise.
18328 (pass_match_asm_constraints): Likewise.
18329 * gimple-low.c (pass_lower_cf): Likewise.
18330 (pass_mark_used_blocks): Likewise.
18331 * init-regs.c (pass_initialize_regs): Likewise.
18332 * integrate.c (pass_initial_value_sets): Likewise.
18333 * ira.c (pass_ira): Likewise.
18334 * jump.c (pass_cleanup_barriers): Likewise.
18335 * omp-low.c (pass_expand_omp): Likewise.
18336 (pass_lower_omp): Likewise.
18337 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18338 * recog.c (pass_split_all_insns): Likewise.
18339 (pass_split_after_reload): Likewise.
18340 (pass_split_before_regstack): Likewise.
18341 (pass_split_before_sched2): Likewise.
18342 (pass_split_for_shorten_branches): Likewise.
18343 * reginfo.c (pass_reginfo_init): Likewise.
18344 (pass_subregs_of_mode_init): Likewise.
18345 (pass_subregs_of_mode_finish): Likewise.
18346 * passes.c (pass_postreload): Likewise.
18347 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18348 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18349 (pass_warn_function_return): Likewise.
18350 (pass_warn_function_noreturn): Likewise.
18351 * tree-complex.c (pass_lower_complex): Likewise.
18352 (pass_lower_complex_O0): Likewise.
18353 * tree-if-conv.c (pass_if_conversion): Likewise.
18354 * tree-into-ssa.c (pass_build_ssa): Likewise.
18355 * tree-mudflap.c (pass_mudflap_1): Likewise.
18356 (pass_mudflap_2): Likewise.
18357 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18358 (pass_mudflap_2): Likewise.
18359 * tree-nrv.c (pass_return_slot): Likewise.
18360 * tree-object-size.c (pass_object_sizes): Likewise.
18361 * tree-optimize.c (pass_all_optimizations): Likewise.
18362 (pass_early_local_passes): Likewise.
18363 (pass_all_early_optimizations): Likewise.
18364 (pass_cleanup_cfg): Likewise.
18365 (pass_cleanup_cfg_post_optimizing): Likewise.
18366 (pass_free_datastructures): Likewise.
18367 (pass_free_cfg_annotations): Likewise.
18368 (pass_fixup_cfg): Likewise.
18369 (pass_init_datastructures): Likewise.
18370 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18371 (pass_late_warn_uninitialized): Likewise.
18372 (pass_update_address_taken): Likewise.
18373 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18374 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18375 (pass_cse_sincos): Likewise.
18376 (pass_convert_to_rsqrt): Likewise.
18377 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18378 * tree-stdarg.c (pass_stdarg): Likewise.
18379 * tree-tailcall.c (pass_tail_recursion): Likewise.
18380 (pass_tail_calls): Likewise.
18381 * tree-vect-generic.c (pass_lower_vector): Likewise.
18382 (pass_lower_vector_ssa): Likewise.
18383 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18385 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18387 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18389 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18391 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18392 logical and signext.
18394 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18397 * config/sh/predicates.md (arith_operand): Check if the operand
18398 of TRUNCATE is a REG.
18400 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18402 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18403 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18405 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18407 * tree-iterator.c (tsi_split_statement_list_after,
18408 tsi_split_statement_list_before): Remove.
18409 * tree-iterator.h: Remove the prototypes for
18410 tsi_split_statement_list_after and tsi_split_statement_list_before.
18412 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18414 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18415 * tree-ssa-propagate.h: Remove the prototype for
18416 stmt_makes_single_load.
18418 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18420 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18421 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18423 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18425 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18427 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18429 * except.c (eh_region_outer_p): Remove.
18430 * except.h: Remove the prototype for eh_region_outer_p.
18432 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18434 * function.c (current_function_assembler_name): Remove.
18435 * function.h: Remove the prototype for
18436 current_function_assembler_name.
18438 2009-04-16 Ian Lance Taylor <iant@google.com>
18440 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18441 (add_reg_note): Call alloc_reg_note.
18442 * rtl.h (alloc_reg_note): Declare.
18443 * combine.c (try_combine): Use alloc_reg_note.
18444 (recog_for_combine, move_deaths): Likewise.
18445 (distribute_notes): Use alloc_reg_note and add_reg_note.
18446 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18447 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18448 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18450 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18452 PR rtl-optimization/39762
18453 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18454 ira_may_move_out_cost): Add comments about way of their usage.
18455 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18457 * ira-conflicts.c (process_regs_for_copy): Use function
18458 ira_get_register_move_cost instead of global
18459 ira_register_move_cost.
18461 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18462 color_pass, move_spill_restore, update_curr_costs): Ditto.
18464 * ira-lives.c (process_single_reg_class_operands): Ditto.
18466 * ira-emit.c (emit_move_list): Ditto.
18468 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18469 (record_reg_classes): Ditto. Use functions
18470 ira_get_register_move_cost and ira_get_may_move_cost instead of
18471 global vars ira_register_move_cost, ira_may_move_out_cost and
18472 ira_may_move_in_cost.
18473 (record_address_regs): Don't call ira_init_register_move_cost.
18474 Use function ira_get_may_move_cost instead of global
18475 ira_may_move_in_cost.
18476 (process_bb_node_for_hard_reg_moves): Use function
18477 ira_get_register_move_cost instead of global ira_register_move_cost.
18478 (ira_costs): Don't call ira_init_register_move_cost.
18480 2009-04-16 Richard Guenther <rguenther@suse.de>
18482 * tree-cfg.c (verify_gimple_assign_binary):
18483 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18484 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18485 (create_general_new_stmt): Note that this function is broken.
18487 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18489 * common.opt (fhelp): Add Var(help_flag).
18490 * gcc-plugin.h (plugin_info): Add help.
18491 * plugin.c (plugin_name_args): Add help.
18492 (register_plugin_info): Set plugin->help.
18493 (print_help_one_plugin): New.
18494 (print_plugins_help): New.
18495 * plugin.h (print_plugins_help): New.
18496 * toplev.c (toplev_main): Call print_plugins_help if needed.
18498 2009-04-16 Richard Guenther <rguenther@suse.de>
18500 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18501 (gimple_ior_addresses_taken_1): New function.
18502 (gimple_ior_addresses_taken): Likewise.
18503 * gimple.h (struct gimple_statement_with_ops_base): Remove
18504 addresses_taken member.
18505 (gimple_ior_addresses_taken): Declare.
18506 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18507 gimple_set_addresses_taken): Remove.
18508 * ipa-reference.c (mark_address): New function.
18509 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18510 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18511 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18512 (gimple_add_to_addresses_taken): Remove.
18513 (get_tmr_operands): Call mark_address_taken.
18514 (get_asm_expr_operands): Likewise.
18515 (get_expr_operands): Likewise.
18516 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18517 (free_stmt_operands): Do not free it.
18518 * tree-ssa.c (delete_tree_ssa): Likewise.
18519 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18521 2009-04-16 Richard Guenther <rguenther@suse.de>
18523 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18524 (walk_stmt_load_store_ops): Likewise.
18525 * gimple.c (get_base_loadstore): New function.
18526 (walk_stmt_load_store_addr_ops): Likewise.
18527 (walk_stmt_load_store_ops): Likewise.
18528 * ipa-pure-const.c (check_op): Simplify.
18529 (check_load, check_store): New functions.
18530 (check_stmt): Use walk_stmt_load_store_ops.
18531 * ipa-reference.c (mark_load): Adjust signature.
18532 (mark_store): Likewise.
18533 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18535 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18537 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18538 (plugin_info): New.
18539 * opts.c (common_handle_option): Don't call print_version.
18540 * plugin.c (plugin_name_args): Add version.
18541 (register_plugin_info): New.
18542 (register_callback): Handle PLUGIN_INFO.
18543 (try_init_one_plugin): New.
18544 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18546 (finalize_one_plugin): New.
18547 (finalize_plugins): New.
18548 (print_one_plugin): New.
18549 (print_plugins_versions): New.
18550 * plugin.h (print_plugins_versions): New.
18551 (finalize_plugins): New.
18552 * toplev.c (compile_file): Don't call initialize_plugins.
18553 (print_version): Call print_plugins_versions.
18554 (toplev_main): Call initialize_plugins. Print version if needed.
18555 Call finalize_plugins.
18557 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18559 * common.opt (fversion): New.
18560 * gcc.c (print_version): New.
18561 (process_command): Don't print the version. Just set print_version.
18562 (main): Print version. Call subprocesses if print_version and
18563 verbose_flag are set.
18564 * opts.c (common_handle_option): Handle OPT_fversion.
18566 2009-04-16 Richard Guenther <rguenther@suse.de>
18567 Ira Rosen <irar@il.ibm.com>
18569 PR tree-optimization/39698
18570 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18571 type of the reduction variable. Only generate the def if
18574 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18575 make sure to first convert to an integer of the same precision.
18576 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18577 the type of the evolution correctly in computing the new
18578 induction variable base.
18580 2009-04-16 Richard Guenther <rguenther@suse.de>
18582 PR middle-end/39625
18583 * tree-cfg.c (make_blocks): Split statements with to-be
18584 abnormal SSA names on the lhs.
18586 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18588 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18589 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18590 * c-typeck.c (really_start_incremental_init): Likewise.
18591 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18592 (TARGET_INITIALIZER): Remove it.
18593 * target.h (struct target): Remove vector_opaque_p.
18594 * tree.c (build_opaque_vector_type): New.
18595 * tree.h (TYPE_VECTOR_OPAQUE): New.
18596 (build_opaque_vector_type): Declare.
18597 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18598 * config/rs6000/rs6000.c (build_opaque_vector_type,
18599 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18600 (rs6000_init_builtins): Use build_opaque_vector_type for
18601 opaque_V4SI_type_node.
18603 2009-04-15 Catherine Moore <clm@codesourcery.com>
18605 * debug.h (set_name): Declare.
18606 * dwarf2out.c (dwarf2out_set_name): Declare.
18607 (dwarf2_debug_hooks): Add set_name.
18608 (find_AT_string): New.
18609 (add_AT_string): Call find_AT_string.
18610 (dwarf2out_set_name): New.
18611 * cp/decl.c (grokdeclarator): Call set_name.
18612 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18613 * debug.c (do_nothing_debug_hooks): Likewise.
18614 * dbxout.c (dbx_debug_hooks): Likewise.
18615 * sdbout.c (sdb_debug_hooks): Likewise.
18617 2009-04-15 Michael Eager <eager@eagercon.com>
18619 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18620 reg for single-precision FPU.
18621 * config/rs6000/rs6000.md (movsi_internal1): Only for
18622 !TARGET_SINGLE_FPU.
18623 (movsi_internal1_single): New. Add pattern to move SI values to/from
18624 single-precision FP regs.
18626 2009-04-15 Richard Guenther <rguenther@suse.de>
18628 * omp-low.c (lower_rec_input_clauses): Build correct address
18630 (expand_omp_for_generic): Fix multiplication type.
18631 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18632 (generate_memset_zero): Fix types.
18633 * tree-profile.c (prepare_instrumented_value): Correctly
18636 2009-04-15 Ian Lance Taylor <iant@google.com>
18638 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18639 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18640 for -Wall and for -Wc++-compat.
18641 (c_common_post_options): For C++, set warn_enum_compare if not
18643 * c-tree.h (struct c_expr): Add field original_type.
18644 (build_external_ref): Update declaration.
18645 * c-parser.c (c_parser_braced_init): Set original_type.
18646 (c_parser_initelt): Likewise.
18647 (c_parser_expr_no_commas): Likewise.
18648 (c_parser_conditional_expression): Likewise.
18649 (c_parser_cast_expression): Likewise.
18650 (c_parser_unary_expression): Likewise. Pull setting of
18651 original_code to top of function.
18652 (c_parser_sizeof_expression): Set original_type.
18653 (c_parser_alignof_expression): Likewise.
18654 (c_parser_postfix_expression): Likewise. Pull setting of
18655 original_code to top of function.
18656 (c_parser_postfix_expression_after_paren_type): Set original_type.
18657 (c_parser_postfix_expression_after_primary): Likewise.
18658 (c_parser_expression): Likewise.
18659 * c-typeck.c (build_external_ref): Add type parameter. Change all
18661 (c_expr_sizeof_expr): Set original_type field.
18662 (parser_build_unary_op): Likewise.
18663 (parser_build_binary_op): Likewise. Optionally warn about
18664 comparisons of enums of different types.
18665 (digest_init): Set original_type field.
18666 (really_start_incremental_init): Likewise.
18667 (push_init_level, pop_init_level): Likewise.
18668 * doc/invoke.texi (Warning Options): -Wenum-compare now
18671 2009-04-15 Richard Guenther <rguenther@suse.de>
18673 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18674 out a necessary conversion.
18675 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18676 names we didn't value number.
18677 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18679 2009-04-15 Richard Guenther <rguenther@suse.de>
18681 PR tree-optimization/39764
18682 * tree-ssa-ccp.c (get_value): Canonicalize value with
18683 canonicalize_float_value.
18685 2009-04-15 Jan Hubicka <jh@suse.cz>
18687 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18688 Wrong version of patch.
18690 2009-04-15 Jan Hubicka <jh@suse.cz>
18692 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18694 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18696 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18697 our distinct integral and vector types.
18699 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18701 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18702 * init.c (build_vtbl_address): Remove call to assemble_external.
18704 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18706 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18707 output for other floating point modes.
18709 2009-04-14 Diego Novillo <dnovillo@google.com>
18711 * diagnostic.c (diagnostic_report_diagnostic): Do not
18712 warn about loaded plugins for DK_ERROR and DK_WARNING.
18713 * c-decl.c (declspecs_add_type): Move call to
18714 invoke_plugin_callbacks ...
18715 * c-parser.c (c_parser_declspecs): ... here.
18716 * plugin.c (dump_active_plugins): Tidy output.
18718 2009-04-14 Diego Novillo <dnovillo@google.com>
18719 Le-Chun Wu <lcwu@google.com>
18721 * configure.ac: Add --enable-plugin support.
18722 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18723 * Makefile.in (PLUGIN_H): Define.
18724 Export ENABLE_PLUGIN and GMPINC to site.exp.
18725 Add PLUGINLIBS to link command.
18726 Add/modify dependencies for plugin.o and files including plugin.h.
18728 * config.in: Regenerate.
18730 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18733 2009-04-14 Le-Chun Wu <lcwu@google.com>
18735 * tree-pass.h (register_one_dump_file): Add a prototype for
18736 register_one_dump_file.
18737 * toplev.c (compile_file): Call initialize_plugins.
18738 (do_compile): Call invoke_plugin_callbacks.
18739 (toplev_main): Call invoke_plugin_callbacks.
18740 * common.opt: Add -fplugin= and -fplugin-arg-.
18741 * gcc-plugin.h: New public header file for plugins to include.
18742 * plugin.c: New source file.
18743 * plugin.h: New internal header file.
18744 * passes.c (register_one_dump_file): Make it external.
18746 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18748 2009-04-14 Diego Novillo <dnovillo@google.com>
18750 * doc/plugins.texi: New.
18751 * doc/gccint.texi: Add reference to Plugins chapter.
18752 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18753 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18754 loaded plugins, if any.
18755 * timevar.def (TV_PLUGIN_INIT): Define.
18756 (TV_PLUGIN_RUN): Define.
18757 * plugin.c: Include timevar.h
18758 (plugins_active_p): New.
18759 (dump_active_plugins): New.
18760 (debug_active_plugins): New.
18762 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18764 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18766 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18768 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18770 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18771 the same as a minus without a shift.
18773 2009-04-14 Nick Clifton <nickc@redhat.com>
18775 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18776 comparisons with small integers will always produce a short
18779 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18782 2008-12-19 Diego Novillo <dnovillo@google.com>
18784 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
18786 2009-04-14 Richard Guenther <rguenther@suse.de>
18788 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
18790 (verify_gimple_assign_binary): Likewise. Handle shifts and
18792 (verify_gimple_phi): Print the mismatched argument position.
18793 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18795 (vect_update_init_of_dr): Likewise.
18796 * matrix-reorg.c (transform_access_sites): Do what the
18798 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
18800 2009-04-13 Michael Eager <eager@eagercon.com>
18802 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
18803 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
18804 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18805 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18806 remove duplicate config
18808 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18810 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
18811 file_name:line_number type locator of the call site.
18813 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
18815 * genautomata.c: Put blank after comma.
18816 (automaton_decls): New.
18817 (struct unit_usage): Add comments to member next.
18818 (store_alt_unit_usage): Keep the list ordered.
18819 (unit_present_on_list_p, equal_alternatives_p): New.
18820 (check_regexp_units_distribution): Check units distribution
18821 correctness correctly.
18822 (main): Don't write automata if error is found. Return correct
18825 * config/m68k/cf.md (cfv4_ds): Remove.
18826 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
18827 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
18829 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
18830 power4-load-ext, power4-store, power4-store-update,
18831 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
18832 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
18833 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
18834 power4-sqrt, power4-isync): Modify reservation to make correct
18835 unit distribution to automata.
18837 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
18838 power5-store-update, power5-two, power5-three, power5-lmul,
18839 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18841 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18843 * except.c (pass_set_nothrow_function_flags): Set name and add
18845 (set_nothrow_function_flags): Mention in the dump file when
18846 changing a function to nothrow.
18848 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18851 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18852 instead of unsigned long.
18854 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18856 * config/arm/arm.c (return_used_this_function): Remove.
18857 (arm_output_function_prologue): Remove use of
18858 return_used_this_function.
18859 (output_return_instruction): Replace use of
18860 return_used_this_function
18861 by cfun->machine->return_used_this_function.
18862 (arm_output_epilogue): Likewise.
18863 (arm_output_function_epilogue): Likewise.
18864 (thumb_unexpanded_epilogue): Likewise.
18865 * config/arm/arm.h (struct machine_function):
18866 New member return_used_this_function.
18868 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18870 * doc/install.texi: Correct description of default directory for
18871 --with-gxx-include-dir.
18873 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18875 * fold-const.c (build_range_check): Properly deal with enumeral and
18876 boolean base types.
18878 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18880 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18881 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18882 * params.h (MAX_GCSE_PASSES): Remove.
18883 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18884 in sequence. Remove ability to run multiple passes.
18885 (bypass_jumps): Report run as third CPROP pass.
18887 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18889 PR middle-end/39651
18890 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18891 when deciding whether the whole SEQUENCE can throw.
18893 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18896 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18897 offseted label references.
18899 2009-04-11 Jan Hubicka <jh@suse.cz>
18901 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18903 2009-04-11 Richard Guenther <rguenther@suse.de>
18905 PR middle-end/39732
18906 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18907 return variables as TREE_ADDRESSABLE.
18909 2009-04-11 Richard Guenther <rguenther@suse.de>
18911 PR tree-optimization/39713
18912 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18913 reference trees have SSA_NAME operands.
18915 2009-04-11 Richard Guenther <rguenther@suse.de>
18918 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18919 address expressions.
18921 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18923 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18924 match changes in Cygwin 1.7
18925 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18926 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18928 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18930 PR tree-optimization/39701
18931 * doc/invoke.texi (Optimization Options): Document change in
18932 meaning and initialization of -fdelete-null-pointer-checks.
18934 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18936 PR middle-end/39701
18937 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18939 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18942 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18944 2009-04-10 Chao-ying Fu <fu@mips.com>
18946 * doc/tm.texi (Instruction Output): Document
18947 TARGET_ASM_FINAL_POSTSCAN_INSN.
18948 * target.h (final_postscan_insn): New field in asm_out.
18949 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18950 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18951 * final.c (final_scan_insn): Call
18952 targetm.asm_out.final_postscan_insn after outputting
18953 an asm macro and a normal instruction.
18955 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
18956 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
18957 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
18958 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
18959 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18961 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18963 PR middle-end/39701
18964 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
18965 variables as non-NULL even with -fdelete-null-pointer-checks.
18967 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18969 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
18971 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
18974 * config/i386/i386.c (classify_argument): Handle SCmode with
18975 (bit_offset % 64) != 0.
18977 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
18979 * doc/invoke.texi (Optimize Options): Add cross-reference to
18980 -Q --help=optimizers examples.
18982 2009-04-10 Ben Elliston <bje@au.ibm.com>
18985 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
18986 regalign for the reg == fpr and TDmode case.
18988 2009-04-09 David Ayers <ayers@fsfe.org>
18991 * objc/objc-act.c (warn_with_method): Remove helper function.
18992 (check_duplicates): Call warning and inform directly.
18993 (really_start_method): Likewise.
18995 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18997 * expmed.c (expand_divmod): Always use a comparison for a division
18998 by a large unsigned integer.
19000 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19001 for things others than variables or functions as nonzero.
19003 2009-04-09 Nick Clifton <nickc@redhat.com>
19005 * unwind-compat.c: Change copyright header to refer to version
19006 3 of the GNU General Public License with version 3.1 of the
19007 GCC Runtime Library Exception and to point readers at the
19008 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19009 * config/alpha/crtfastmath.c: Likewise.
19010 * config/alpha/linux-unwind.h: Likewise.
19011 * config/alpha/qrnnd.asm: Likewise.
19012 * config/alpha/vms-crt0-64.c: Likewise.
19013 * config/alpha/vms-crt0.c: Likewise.
19014 * config/alpha/vms-dwarf2.asm: Likewise.
19015 * config/alpha/vms-dwarf2eh.asm: Likewise.
19016 * config/alpha/vms-psxcrt0-64.c: Likewise.
19017 * config/alpha/vms-psxcrt0.c: Likewise.
19018 * config/alpha/vms_tramp.asm: Likewise.
19019 * config/arc/initfini.c: Likewise.
19020 * config/arc/lib1funcs.asm: Likewise.
19021 * config/arm/bpabi-v6m.S: Likewise.
19022 * config/arm/bpabi.S: Likewise.
19023 * config/arm/bpabi.c: Likewise.
19024 * config/arm/crti.asm: Likewise.
19025 * config/arm/crtn.asm: Likewise.
19026 * config/arm/ieee754-df.S: Likewise.
19027 * config/arm/ieee754-sf.S: Likewise.
19028 * config/arm/lib1funcs.asm: Likewise.
19029 * config/arm/libunwind.S: Likewise.
19030 * config/arm/linux-atomic.c: Likewise.
19031 * config/arm/mmintrin.h: Likewise.
19032 * config/arm/pr-support.c: Likewise.
19033 * config/arm/unaligned-funcs.c: Likewise.
19034 * config/arm/unwind-arm.c: Likewise.
19035 * config/arm/unwind-arm.h: Likewise.
19036 * config/avr/libgcc.S: Likewise.
19037 * config/bfin/crti.s: Likewise.
19038 * config/bfin/crtlibid.s: Likewise.
19039 * config/bfin/crtn.s: Likewise.
19040 * config/bfin/lib1funcs.asm: Likewise.
19041 * config/bfin/linux-unwind.h: Likewise.
19042 * config/cris/arit.c: Likewise.
19043 * config/cris/cris_abi_symbol.c: Likewise.
19044 * config/darwin-64.c: Likewise.
19045 * config/darwin-crt2.c: Likewise.
19046 * config/darwin-crt3.c: Likewise.
19047 * config/darwin.h: Likewise.
19048 * config/dbxelf.h: Likewise.
19049 * config/dfp-bit.c: Likewise.
19050 * config/dfp-bit.h: Likewise.
19051 * config/elfos.h: Likewise.
19052 * config/fixed-bit.c: Likewise.
19053 * config/fixed-bit.h: Likewise.
19054 * config/fp-bit.c: Likewise.
19055 * config/fp-bit.h: Likewise.
19056 * config/fr30/crti.asm: Likewise.
19057 * config/fr30/crtn.asm: Likewise.
19058 * config/fr30/lib1funcs.asm: Likewise.
19059 * config/freebsd-spec.h: Likewise.
19060 * config/frv/cmovd.c: Likewise.
19061 * config/frv/cmovh.c: Likewise.
19062 * config/frv/cmovw.c: Likewise.
19063 * config/frv/frvbegin.c: Likewise.
19064 * config/frv/frvend.c: Likewise.
19065 * config/frv/lib1funcs.asm: Likewise.
19066 * config/glibc-stdint.h: Likewise.
19067 * config/h8300/clzhi2.c: Likewise.
19068 * config/h8300/crti.asm: Likewise.
19069 * config/h8300/crtn.asm: Likewise.
19070 * config/h8300/ctzhi2.c: Likewise.
19071 * config/h8300/fixunssfsi.c: Likewise.
19072 * config/h8300/lib1funcs.asm: Likewise.
19073 * config/h8300/parityhi2.c: Likewise.
19074 * config/h8300/popcounthi2.c: Likewise.
19075 * config/i386/ammintrin.h: Likewise.
19076 * config/i386/att.h: Likewise.
19077 * config/i386/avxintrin.h: Likewise.
19078 * config/i386/biarch64.h: Likewise.
19079 * config/i386/bmmintrin.h: Likewise.
19080 * config/i386/cpuid.h: Likewise.
19081 * config/i386/cross-stdarg.h: Likewise.
19082 * config/i386/crtfastmath.c: Likewise.
19083 * config/i386/crtprec.c: Likewise.
19084 * config/i386/cygming-crtbegin.c: Likewise.
19085 * config/i386/cygming-crtend.c: Likewise.
19086 * config/i386/cygwin.asm: Likewise.
19087 * config/i386/emmintrin.h: Likewise.
19088 * config/i386/gmm_malloc.h: Likewise.
19089 * config/i386/gthr-win32.c: Likewise.
19090 * config/i386/i386.h: Likewise.
19091 * config/i386/immintrin.h: Likewise.
19092 * config/i386/linux-unwind.h: Likewise.
19093 * config/i386/linux64.h: Likewise.
19094 * config/i386/mm3dnow.h: Likewise.
19095 * config/i386/mmintrin-common.h: Likewise.
19096 * config/i386/mmintrin.h: Likewise.
19097 * config/i386/nmmintrin.h: Likewise.
19098 * config/i386/pmm_malloc.h: Likewise.
19099 * config/i386/pmmintrin.h: Likewise.
19100 * config/i386/smmintrin.h: Likewise.
19101 * config/i386/sol2-c1.asm: Likewise.
19102 * config/i386/sol2-ci.asm: Likewise.
19103 * config/i386/sol2-cn.asm: Likewise.
19104 * config/i386/sol2-gc1.asm: Likewise.
19105 * config/i386/tmmintrin.h: Likewise.
19106 * config/i386/unix.h: Likewise.
19107 * config/i386/w32-unwind.h: Likewise.
19108 * config/i386/wmmintrin.h: Likewise.
19109 * config/i386/x86-64.h: Likewise.
19110 * config/i386/x86intrin.h: Likewise.
19111 * config/i386/xmmintrin.h: Likewise.
19112 * config/ia64/crtbegin.asm: Likewise.
19113 * config/ia64/crtend.asm: Likewise.
19114 * config/ia64/crtfastmath.c: Likewise.
19115 * config/ia64/crti.asm: Likewise.
19116 * config/ia64/crtn.asm: Likewise.
19117 * config/ia64/fde-glibc.c: Likewise.
19118 * config/ia64/lib1funcs.asm: Likewise.
19119 * config/ia64/linux-unwind.h: Likewise.
19120 * config/ia64/quadlib.c: Likewise.
19121 * config/ia64/unwind-ia64.c: Likewise.
19122 * config/linux.h: Likewise.
19123 * config/m32c/m32c-lib1.S: Likewise.
19124 * config/m32c/m32c-lib2-trapv.c: Likewise.
19125 * config/m32c/m32c-lib2.c: Likewise.
19126 * config/m32r/initfini.c: Likewise.
19127 * config/m68hc11/larith.asm: Likewise.
19128 * config/m68hc11/m68hc11-crt0.S: Likewise.
19129 * config/m68k/cf.md: Likewise.
19130 * config/m68k/crti.s: Likewise.
19131 * config/m68k/crtn.s: Likewise.
19132 * config/m68k/lb1sf68.asm: Likewise.
19133 * config/m68k/linux-unwind.h: Likewise.
19134 * config/mcore/crti.asm: Likewise.
19135 * config/mcore/crtn.asm: Likewise.
19136 * config/mcore/lib1.asm: Likewise.
19137 * config/mips/linux-unwind.h: Likewise.
19138 * config/mips/loongson.h: Likewise.
19139 * config/mips/mips16.S: Likewise.
19140 * config/mmix/crti.asm: Likewise.
19141 * config/mmix/crtn.asm: Likewise.
19142 * config/pa/fptr.c: Likewise.
19143 * config/pa/hpux-unwind.h: Likewise.
19144 * config/pa/lib2funcs.asm: Likewise.
19145 * config/pa/linux-atomic.c: Likewise.
19146 * config/pa/linux-unwind.h: Likewise.
19147 * config/pa/milli64.S: Likewise.
19148 * config/pa/quadlib.c: Likewise.
19149 * config/pa/stublib.c: Likewise.
19150 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19151 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19152 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19153 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19154 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19155 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19156 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19157 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19158 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19159 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19160 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19161 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19162 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19163 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19164 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19165 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19166 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19167 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19168 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19169 * config/rs6000/750cl.h: Likewise.
19170 * config/rs6000/altivec.h: Likewise.
19171 * config/rs6000/biarch64.h: Likewise.
19172 * config/rs6000/crtresfpr.asm: Likewise.
19173 * config/rs6000/crtresgpr.asm: Likewise.
19174 * config/rs6000/crtresxfpr.asm: Likewise.
19175 * config/rs6000/crtresxgpr.asm: Likewise.
19176 * config/rs6000/crtsavfpr.asm: Likewise.
19177 * config/rs6000/crtsavgpr.asm: Likewise.
19178 * config/rs6000/darwin-asm.h: Likewise.
19179 * config/rs6000/darwin-fallback.c: Likewise.
19180 * config/rs6000/darwin-fpsave.asm: Likewise.
19181 * config/rs6000/darwin-ldouble.c: Likewise.
19182 * config/rs6000/darwin-tramp.asm: Likewise.
19183 * config/rs6000/darwin-unwind.h: Likewise.
19184 * config/rs6000/darwin-vecsave.asm: Likewise.
19185 * config/rs6000/darwin-world.asm: Likewise.
19186 * config/rs6000/e500crtres32gpr.asm: Likewise.
19187 * config/rs6000/e500crtres64gpr.asm: Likewise.
19188 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19189 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19190 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19191 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19192 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19193 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19194 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19195 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19196 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19197 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19198 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19199 * config/rs6000/eabi-ci.asm: Likewise.
19200 * config/rs6000/eabi-cn.asm: Likewise.
19201 * config/rs6000/eabi.asm: Likewise.
19202 * config/rs6000/linux-unwind.h: Likewise.
19203 * config/rs6000/linux64.h: Likewise.
19204 * config/rs6000/paired.h: Likewise.
19205 * config/rs6000/paired.md: Likewise.
19206 * config/rs6000/ppc64-fp.c: Likewise.
19207 * config/rs6000/ppu_intrinsics.h: Likewise.
19208 * config/rs6000/rs6000.h: Likewise.
19209 * config/rs6000/si2vmx.h: Likewise.
19210 * config/rs6000/sol-ci.asm: Likewise.
19211 * config/rs6000/sol-cn.asm: Likewise.
19212 * config/rs6000/spe.h: Likewise.
19213 * config/rs6000/spu2vmx.h: Likewise.
19214 * config/rs6000/sysv4.h: Likewise.
19215 * config/rs6000/tramp.asm: Likewise.
19216 * config/rs6000/vec_types.h: Likewise.
19217 * config/s390/linux-unwind.h: Likewise.
19218 * config/s390/tpf-unwind.h: Likewise.
19219 * config/score/crti.asm: Likewise.
19220 * config/score/crtn.asm: Likewise.
19221 * config/sh/crt1.asm: Likewise.
19222 * config/sh/crti.asm: Likewise.
19223 * config/sh/crtn.asm: Likewise.
19224 * config/sh/divtab-sh4-300.c: Likewise.
19225 * config/sh/divtab-sh4.c: Likewise.
19226 * config/sh/divtab.c: Likewise.
19227 * config/sh/lib1funcs-4-300.asm: Likewise.
19228 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19229 * config/sh/lib1funcs.asm: Likewise.
19230 * config/sh/lib1funcs.h: Likewise.
19231 * config/sh/linux-atomic.asm: Likewise.
19232 * config/sh/linux-unwind.h: Likewise.
19233 * config/sh/shmedia.h: Likewise.
19234 * config/sh/sshmedia.h: Likewise.
19235 * config/sh/ushmedia.h: Likewise.
19236 * config/sparc/crtfastmath.c: Likewise.
19237 * config/sparc/linux-unwind.h: Likewise.
19238 * config/sparc/sol2-c1.asm: Likewise.
19239 * config/sparc/sol2-ci.asm: Likewise.
19240 * config/sparc/sol2-cn.asm: Likewise.
19241 * config/spu/divmodti4.c: Likewise.
19242 * config/spu/divv2df3.c: Likewise.
19243 * config/spu/float_disf.c: Likewise.
19244 * config/spu/float_unsdidf.c: Likewise.
19245 * config/spu/float_unsdisf.c: Likewise.
19246 * config/spu/float_unssidf.c: Likewise.
19247 * config/spu/mfc_multi_tag_release.c: Likewise.
19248 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19249 * config/spu/mfc_tag_release.c: Likewise.
19250 * config/spu/mfc_tag_reserve.c: Likewise.
19251 * config/spu/mfc_tag_table.c: Likewise.
19252 * config/spu/multi3.c: Likewise.
19253 * config/spu/spu_internals.h: Likewise.
19254 * config/spu/spu_intrinsics.h: Likewise.
19255 * config/spu/spu_mfcio.h: Likewise.
19256 * config/spu/vec_types.h: Likewise.
19257 * config/spu/vmx2spu.h: Likewise.
19258 * config/stormy16/stormy16-lib2.c: Likewise.
19259 * config/svr4.h: Likewise.
19260 * config/sync.c: Likewise.
19261 * config/v850/lib1funcs.asm: Likewise.
19262 * config/vxlib-tls.c: Likewise.
19263 * config/vxlib.c: Likewise.
19264 * config/vxworks-dummy.h: Likewise.
19265 * config/xtensa/crti.asm: Likewise.
19266 * config/xtensa/crtn.asm: Likewise.
19267 * config/xtensa/ieee754-df.S: Likewise.
19268 * config/xtensa/ieee754-sf.S: Likewise.
19269 * config/xtensa/lib1funcs.asm: Likewise.
19270 * config/xtensa/lib2funcs.S: Likewise.
19271 * config/xtensa/linux-unwind.h: Likewise.
19272 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19273 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19274 * coretypes.h: Likewise.
19275 * crtstuff.c: Likewise.
19276 * defaults.h: Likewise.
19277 * dwarf2.h: Likewise.
19278 * emutls.c: Likewise.
19279 * gbl-ctors.h: Likewise.
19280 * gcov-io.h: Likewise.
19281 * ginclude/float.h: Likewise.
19282 * ginclude/iso646.h: Likewise.
19283 * ginclude/stdarg.h: Likewise.
19284 * ginclude/stdbool.h: Likewise.
19285 * ginclude/stddef.h: Likewise.
19286 * ginclude/stdfix.h: Likewise.
19287 * ginclude/stdint-gcc.h: Likewise.
19288 * ginclude/tgmath.h: Likewise.
19289 * gthr-aix.h: Likewise.
19290 * gthr-dce.h: Likewise.
19291 * gthr-gnat.c: Likewise.
19292 * gthr-gnat.h: Likewise.
19293 * gthr-lynx.h: Likewise.
19294 * gthr-mipssde.h: Likewise.
19295 * gthr-nks.h: Likewise.
19296 * gthr-posix.c: Likewise.
19297 * gthr-posix.h: Likewise.
19298 * gthr-posix95.h: Likewise.
19299 * gthr-rtems.h: Likewise.
19300 * gthr-single.h: Likewise.
19301 * gthr-solaris.h: Likewise.
19302 * gthr-tpf.h: Likewise.
19303 * gthr-vxworks.h: Likewise.
19304 * gthr-win32.h: Likewise.
19305 * gthr.h: Likewise.
19306 * libgcc2.c: Likewise.
19307 * libgcc2.h: Likewise.
19308 * libgcov.c: Likewise.
19309 * tsystem.h: Likewise.
19310 * typeclass.h: Likewise.
19311 * unwind-c.c: Likewise.
19312 * unwind-compat.h: Likewise.
19313 * unwind-dw2-fde-compat.c: Likewise.
19314 * unwind-dw2-fde-darwin.c: Likewise.
19315 * unwind-dw2-fde-glibc.c: Likewise.
19316 * unwind-dw2-fde.c: Likewise.
19317 * unwind-dw2-fde.h: Likewise.
19318 * unwind-dw2.c: Likewise.
19319 * unwind-dw2.h: Likewise.
19320 * unwind-generic.h: Likewise.
19321 * unwind-pe.h: Likewise.
19322 * unwind-sjlj.c: Likewise.
19323 * unwind.inc: Likewise.
19324 * config/arm/neon-gen.ml: Change generated copyright header to
19325 refer to version 3 of the GNU General Public License with
19326 version 3.1 of the GCC Runtime Library Exception and to point
19327 readers at the COPYING3 and COPYING3.RUNTIME files and the
19328 FSF's license web page.
19329 * config/arm/arm_neon.h: Regenerate.
19331 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19333 * config/cris/cris.md: Change copyright header to refer to version
19334 3 of the GNU General Public License.
19335 * doc/install.texi2html: Change copyright header to refer to version
19336 3 of the GNU General Public License and to point readers at the
19337 COPYING3 file and the FSF's license web page.
19338 * config/vax/linux.h: Likewise.
19340 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19342 * config/i386/i386.md (cmpcc): New.
19343 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19344 (sync_compare_and_swap_cc*): Delete.
19346 * config/s390/s390.c (s390_compare_emitted): Remove.
19347 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19348 s390_compare_emitted used to be handled. Assert that modes match.
19349 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19350 refer to sync_compare_and_swap_ccsi.
19351 * config/s390/s390.h (s390_compare_emitted): Remove.
19352 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19353 instead of s390_compare_emitted.
19354 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19355 instead of s390_compare_emitted.
19356 * config/s390/s390.md (cmpcc): New.
19357 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19358 CC_REGNUM, do not pretend it's set.
19359 (sync_compare_and_swap_cc*): Delete.
19360 * config/s390/predicates.md (cc_reg_operand): New.
19362 * expr.c (sync_compare_and_swap_cc): Delete.
19363 * optabs.h (sync_compare_and_swap_cc): Delete.
19364 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19365 is being used with can_compare_p.
19366 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19367 (find_cc_set): New.
19368 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19369 look for a MODE_CC set instead. Use emit_store_flag.
19370 (expand_compare_and_swap_loop): Likewise, with some additional
19371 complication to avoid a force_reg when useless. Use
19372 emit_cmp_and_jump_insns.
19373 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19374 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19375 sync_compare_and_swap documentation.
19377 2009-04-09 Jan Hubicka <jh@suse.cz>
19379 * except.c (find_prev_try): Break out from ....
19380 (duplicate_eh_regions): ... here; properly update prev_try pointers
19381 when duplication part of tree.
19382 (dump_eh_tree): Improve dumping.
19383 (verify_eh_region): New.
19384 (verify_eh_tree): Use it.
19386 2009-04-06 Richard Guenther <rguenther@suse.de>
19388 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19389 &ARRAY addresses by adjusting their types and prepending
19391 * tree-cfg.c (verify_gimple_assign_single): Verify that
19392 addresses are correct.
19394 2009-04-09 Richard Guenther <rguenther@suse.de>
19396 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19397 indices into an array reference if possible.
19398 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19399 Fold POINTER_PLUS_EXPR statements with invariant address.
19401 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19404 * config.gcc (powerpc64-*-linux*): Always build biarch.
19406 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19409 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19410 it and pedwarn if this results in an INTEGER_CST.
19412 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19414 * doc/install.texi: Update minimum GMP version. Remove obsolete
19415 text in MPFR section.
19417 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19419 * dwarf2out.c (class_scope_p): New static inline.
19420 (class_or_namespace_scope_p): Use it.
19421 (gen_variable_die): Use DW_TAG_member tag for static data member
19422 declarations instead of DW_TAG_variable.
19424 PR middle-end/39573
19425 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19428 2009-04-08 Richard Guenther <rguenther@suse.de>
19430 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19431 valueize random data.
19433 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19435 * config.gcc (aix tm_file): Add aix-stdint.h.
19436 (aix tm clause use_gcc_stdint): Set to wrap.
19437 * config/rs6000/aix-stdint.h: New file.
19439 2009-04-08 Richard Guenther <rguenther@suse.de>
19441 PR middle-end/36291
19442 * tree-dfa.c (add_referenced_var): Do not recurse into
19443 global initializers.
19444 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19446 (fold_const_aggregate_ref): Likewise.
19448 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19450 * recog.c (ordered_comparison_operator): New.
19451 * gensupport.c (std_preds): Add it.
19452 * doc/md.texi (Machine-Independent Predicates): Document it.
19454 2009-04-08 Jan Hubicka <jh@suse.cz>
19456 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19457 * function.h (rtl_eh): Remove exception_handler_label_map.
19458 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19459 remove_exception_handler_label, for_each_eh_label_1): Remove.
19460 (rtl_remove_unreachable_regions): Remove.
19461 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19462 (find_exception_handler_labels): Don't build the hashtable.
19463 (maybe_remove_eh_handler): Remove.
19464 (for_each_eh_label): Rewrite to walk the tree.
19465 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19466 * except.h (maybe_remove_eh_handler): Remove.
19467 * passes.c (init_optimization_passes): Schedule second EH cleanup
19469 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19470 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19472 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19474 * genoutput.c (validate_optab_operands): New.
19475 (gen_insn, gen_expand): Call it.
19477 * genflags.c (gen_insn): Detect misused iterators.
19478 (main): Pass line_no to gen_insn, exit with status 1 on error.
19480 * genextract.c (line_no): Make global.
19481 (VEC_safe_set_locstr): Change assertion to error message.
19482 (main): Exit with status 1 on error.
19484 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19488 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19489 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19490 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19491 * c-convert.c (convert): Do not call fold on results of conversion
19492 functions when the result is a C_MAYBE_CONST_EXPR.
19493 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19494 of __builtin_choose_expr.
19495 * c-typeck.c (remove_c_maybe_const_expr): New.
19496 (build_unary_op, build_conditional_expr, build_compound_expr,
19497 build_binary_op, c_objc_common_truthvalue_conversion): Call
19498 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19501 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19503 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19504 CODE to produce a new one. Add a prototype to use fold_convert_const
19506 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19509 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19510 mix declarations and code.
19512 2009-04-08 Ben Elliston <bje@au.ibm.com>
19514 * gcc.c: Replace `CC' with `GCC' throughout.
19516 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19518 * doc/invoke.texi: Document Atom support.
19520 2009-04-07 Jason Merrill <jason@redhat.com>
19523 * c-common.h, c-common.c: Add flag_pretty_templates.
19524 * c-opts.c (c_common_handle_option): Set it.
19525 * c.opt: Add -fno-pretty-templates.
19526 * doc/invoke.texi (C++ Dialect Options): Likewise.
19528 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19530 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19531 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19532 (ia64_expand_builtin): Likewise.
19534 2009-04-07 Martin Jambor <mjambor@suse.cz>
19536 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19537 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19538 ADDR_EXPRS are include too.
19540 2009-04-07 Richard Guenther <rguenther@suse.de>
19542 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19543 decls are only used if passes as parameters or if they are
19544 local statics and the call is not to a builtin.
19545 (call_may_clobber_ref_p_1): Likewise.
19547 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19549 * expr.c (do_store_flag): Remove last argument. Simplify code
19550 to avoid duplication of tests already done by can_compare_p.
19551 (expand_expr_real_1): Adjust caller.
19553 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19555 * optabs.c (can_compare_p): Test the predicate of a
19556 cbranch and cstore pattern.
19558 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19560 * expr.c (convert_move): Use emit_store_flag instead of
19563 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19565 * config/i386/i386.c (ix86_compare_emitted): Remove.
19566 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19567 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19568 * config/i386/i386.h (ix86_compare_emitted): Remove.
19569 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19570 instead of ix86_compare_emitted.
19571 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19573 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19575 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19576 Add t-sysroot-suffix to tmake_file.
19577 * config/print-sysroot-suffix.sh: New file.
19578 * config/t-sysroot-suffix: New file.
19580 2009-04-07 Ben Elliston <bje@au.ibm.com>
19582 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19583 as the latter produces a warning when the target does not support
19586 2009-04-07 Ben Elliston <bje@au.ibm.com>
19588 * dfp.c: Replace type punning assignments with memcpy throughout.
19589 * Makefile.in (dfp.o-warn): Remove.
19591 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19594 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19595 Include soft-fp/t-softfp after rs6000/t-linux64.
19597 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19599 * stor-layout.c (set_sizetype): Use the full precision of their
19600 machine mode for bitsize types.
19602 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19604 * config/i386/i386.md: Revert 2 accidental checkins.
19606 2009-04-06 Joey Ye <joey.ye@intel.com>
19607 Xuepeng Guo <xuepeng.guo@intel.com>
19608 H.J. Lu <hongjiu.lu@intel.com>
19610 Atom pipeline model, tuning and insn selection.
19611 * config.gcc (atom): Add atom config options and target.
19613 * config/i386/atom.md: New.
19615 * config/i386/i386.c (atom_cost): New cost.
19616 (m_ATOM): New macro flag.
19617 (initial_ix86_tune_features): Set m_ATOM.
19618 (x86_accumulate_outgoing_args): Likewise.
19619 (x86_arch_always_fancy_math_387): Likewise.
19620 (processor_target): Add Atom cost.
19621 (cpu_names): Add Atom cpu name.
19622 (override_options): Set Atom ISA.
19623 (ix86_issue_rate): New case PROCESSOR_ATOM.
19624 (ix86_adjust_cost): Likewise.
19626 * config/i386/i386.h (TARGET_ATOM): New target macro.
19627 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19628 (TARGET_OPT_AGU): New target option.
19629 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19630 (processor_type): Add PROCESSOR_ATOM.
19632 * config/i386/i386.md (cpu): Add new value "atom".
19633 (use_carry, movu): New attr.
19634 (atom.md): Include atom.md.
19635 (adddi3_carry_rex64): Set attr "use_carry".
19636 (addqi3_carry): Likewise.
19637 (addhi3_carry): Likewise.
19638 (addsi3_carry): Likewise.
19639 (*addsi3_carry_zext): Likewise.
19640 (subdi3_carry_rex64): Likewise.
19641 (subqi3_carry): Likewise.
19642 (subhi3_carry): Likewise.
19643 (subsi3_carry): Likewise.
19644 (x86_movdicc_0_m1_rex64): Likewise.
19645 (*x86_movdicc_0_m1_se): Likewise.
19646 (x86_movsicc_0_m1): Likewise.
19647 (*x86_movsicc_0_m1_se): Likewise.
19648 (*adddi_1_rex64): Emit add insn as much as possible.
19649 (*addsi_1): Likewise.
19650 (return_internal): Set atom_unit.
19651 (return_internal_long): Likewise.
19652 (return_pop_internal): Likewise.
19653 (*rcpsf2_sse): Set atom_sse_attr attr.
19654 (*qrt<mode>2_sse): Likewise.
19655 (*prefetch_sse): Likewise.
19657 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19659 (ix86_target_macros_internal): Likewise.
19661 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19662 (*prefetch_sse_rex): Likewise.
19663 (sse_rcpv4sf2): Likewise.
19664 (sse_vmrcpv4sf2): Likewise.
19665 (sse_sqrtv4sf2): Likewise.
19666 (<sse>_vmsqrt<mode>2): Likewise.
19667 (sse_ldmxcsr): Likewise.
19668 (sse_stmxcsr): Likewise.
19669 (*sse_sfence): Likewise.
19670 (sse2_clflush): Likewise.
19671 (*sse2_mfence): Likewise.
19672 (*sse2_lfence): Likewise.
19673 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19674 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19675 (avx_movdqu<avxmodesuffix>): Likewise.
19676 (avx_lddqu<avxmodesuffix>): Likewise.
19677 (sse2_movntv2di): Change attr "type" to "ssemov".
19678 (sse2_movntsi): Likewise.
19679 (rsqrtv8sf2): Change attr "type" to "sseadd".
19680 (sse3_addsubv2df3): Set attr "atom_unit".
19681 (sse3_h<plusminus_insn>v4sf3): Likewise.
19682 (*sse2_pmaddwd): Likewise.
19683 (*vec_extractv2di_1_rex64): Likewise.
19684 (*vec_extractv2di_1_avx): Likewise.
19685 (sse2_psadbw): Likewise.
19686 (ssse3_phaddwv8hi3): Likewise.
19687 (ssse3_phaddwv4hi3): Likewise.
19688 (ssse3_phadddv4si3): Likewise.
19689 (ssse3_phadddv2si3): Likewise.
19690 (ssse3_phaddswv8hi3): Likewise.
19691 (ssse3_phaddswv4hi3): Likewise.
19692 (ssse3_phsubwv8hi3): Likewise.
19693 (ssse3_phsubwv4hi3): Likewise.
19694 (ssse3_phsubdv4si3): Likewise.
19695 (ssse3_phsubdv2si3): Likewise.
19696 (ssse3_phsubswv8hi3): Likewise.
19697 (ssse3_phsubswv4hi3): Likewise.
19698 (ssse3_pmaddubsw128): Likewise.
19699 (sse3_pmaddubsw: Likewise.
19700 (ssse3_palignrti): Likewise.
19701 (ssse3_palignrdi): Likewise.
19703 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19705 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19707 2009-04-06 Richard Guenther <rguenther@suse.de>
19709 PR tree-optimization/28868
19710 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19711 of which PHI results we inserted.
19712 (insert_into_preds_of_block): Record inserted PHIs.
19713 (eliminate): Eliminate redundant PHI nodes.
19714 (init_pre): Init inserted_phi_names.
19716 2009-04-06 Richard Guenther <rguenther@suse.de>
19718 PR tree-optimization/39643
19719 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19720 IMAGPART_EXPRs of complex constants.
19721 (execute_fold_all_builtins): If we folded a call queue
19722 TODO_update_address_taken.
19724 2009-04-06 Jan Hubicka <jh@suse.cz>
19726 PR middle-end/39659
19727 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19730 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19732 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19734 (ic_invalidate_array): Likewise.
19736 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19738 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19739 alignment for library calls.
19741 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19743 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19744 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19745 * config/i386/mingw-stdint.h: New file.
19747 2009-04-05 Richard Guenther <rguenther@suse.de>
19749 PR tree-optimization/39648
19750 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19751 our &A vs. &A[0] IL deficiencies.
19753 2009-04-04 Jan Hubicka <jh@suse.cz>
19755 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19756 removed toplevel regions.
19757 (sjlj_mark_call_sites): Likewise.
19759 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19761 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19762 (cygwin tm clause use_gcc_stdint): Set to wrap.
19763 * config/i386/cygwin-stdint.h: New file.
19765 2009-04-04 Richard Guenther <rguenther@suse.de>
19767 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19768 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19769 single-argument PHIs if we are in loop-closed SSA form.
19770 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19771 for the pre-condition.
19772 (slpeel_tree_peel_loop_to_edge): Likewise.
19773 (vect_build_loop_niters): Take an optional sequence to append stmts.
19774 (vect_generate_tmps_on_preheader): Likewise.
19775 (vect_do_peeling_for_loop_bound): Take extra guards for the
19777 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19778 the cost model check.
19779 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19780 guards if we are going to peel. Do not apply versioning in that case.
19781 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19782 (vect_do_peeling_for_loop_bound): Likewise.
19783 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
19784 loop bound only record extra pre-conditions, do not apply loop
19787 2009-04-04 Richard Guenther <rguenther@suse.de>
19789 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
19792 2009-04-04 Jan Hubicka <jh@suse.cz>
19794 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
19795 last_basic_block for size of bb->index indexed array.
19796 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
19797 compute_out, link_btr_uses, build_btr_def_use_webs,
19798 build_btr_def_use_webs, migrate_btr_defs): Likewise.
19800 2009-04-04 Jan Hubicka <jh@suse.cz>
19802 * except.c (remove_eh_handler_and_replace): Break out from ...
19803 (remove_eh_handler): ... here.
19804 (bring_to_root): New function.
19805 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19806 handled ones, bring others to root of tree.
19808 2009-04-04 Jan Hubicka <jh@suse.cz>
19810 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
19811 (all_phis_safe_to_merge): New function.
19812 (update_info): New structure.
19813 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
19814 (cleanup_empty_eh): Update SSA if possible.
19816 2009-04-04 Richard Guenther <rguenther@suse.de>
19818 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
19819 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
19820 (append_vuse): Likewise.
19822 2009-04-04 Jakub Jelinek <jakub@redhat.com>
19824 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
19825 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
19826 instead of REG_UNSAVED for DW_CFA_undefined.
19827 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
19828 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
19831 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
19834 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
19835 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
19836 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
19838 2009-04-04 Richard Guenther <rguenther@suse.de>
19840 PR tree-optimization/8781
19841 PR tree-optimization/37892
19842 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19843 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19844 (valueize_refs): Call it for *& valueizations.
19845 (shared_reference_ops_from_ref): Rename to ...
19846 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19847 (shared_reference_ops_from_call): Rename to ...
19848 (valueize_shared_reference_ops_from_call): ... this and valueize.
19849 (vn_reference_lookup): Update.
19850 (visit_reference_op_call): Likewise.
19851 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19852 (eliminate): Value-replace the call address in call statements.
19854 2009-04-04 Richard Guenther <rguenther@suse.de>
19856 PR tree-optimization/39636
19857 * tree-ssa-forwprop.c
19858 (forward_propagate_addr_into_variable_array_index): Check for
19859 GIMPLE_ASSIGN before accessing the rhs code.
19861 2009-04-03 Jason Merrill <jason@redhat.com>
19863 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19865 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19867 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19868 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19869 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19870 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19871 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19872 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19873 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19874 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19875 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19876 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19877 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19878 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19879 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19880 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19881 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19882 Use fr_reg_or_fp01_operand instead of fr_register_operand
19884 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19885 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19886 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19888 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19890 PR rtl-optimization/39607
19891 PR rtl-optimization/39631
19895 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19896 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19897 instead of DF_LR_OUT.
19898 * ira-lives.c (process_bb_node_lives): Ditto.
19899 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19900 instead of DF_LR_{OUT,IN}.
19901 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19902 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19904 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19906 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19907 (execute_lower_omp): Always run but take the short way out if -fopenmp
19909 (gate_lower_omp): Remove, forcing the pass manager to always run the
19910 pass and always set PROP_gimple_lomp.
19911 (pass_lower_omp): Remove gate function.
19912 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19913 PROP_trees. Instead, require it.
19914 * ipa-cp.c (pass_ipa_cp): Likewise.
19915 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19916 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19917 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19918 and PROP_gimple_leh.
19920 2009-04-03 Richard Guenther <rguenther@suse.de>
19922 PR middle-end/13146
19923 PR tree-optimization/23940
19924 PR tree-optimization/33237
19925 PR middle-end/33974
19926 PR middle-end/34093
19927 PR tree-optimization/36201
19928 PR tree-optimization/36230
19929 PR tree-optimization/38049
19930 PR tree-optimization/38207
19931 PR tree-optimization/38230
19932 PR tree-optimization/38301
19933 PR tree-optimization/38585
19934 PR middle-end/38895
19935 PR tree-optimization/38985
19936 PR tree-optimization/39299
19937 * tree-ssa-structalias.h: Remove.
19938 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19939 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19940 (struct vuse_element_d): Remove.
19941 (struct vuse_vec_d): Likewise.
19942 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19943 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19944 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19945 VUSE_ELEMENT_VAR): Likewise.
19946 (struct voptype_d): Likewise.
19947 (NUM_VOP_FREE_BUCKETS): Likewise.
19948 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19949 (struct stmt_operands_d): Remove.
19950 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19951 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19952 VDEF_NUM, VDEF_VECT): Likewise.
19953 (copy_virtual_operands): Remove.
19954 (operand_build_cmp): Likewise.
19955 (create_ssa_artificial_load_stmt): Likewise.
19956 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
19957 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
19958 vuse_index and mayuse_index members. Pack and move done and iter_type
19959 members to the front.
19960 (SSA_OP_VMAYUSE): Remove.
19961 (SSA_OP_VIRTUAL_USES): Adjust.
19962 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
19963 (unlink_stmt_vdef): Declare.
19964 (add_to_addressable_set): Remove.
19965 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
19966 (vrp_visit_stmt): Likewise.
19967 * doc/tree-ssa.texi (Alias analysis): Update.
19968 * doc/invoke.texi (max-aliased-vops): Remove docs.
19969 (avg-aliased-vops): Likewise.
19970 * tree-into-ssa.c (syms_to_rename): Remove.
19971 (need_to_update_vops_p): Likewise.
19972 (need_to_initialize_update_ssa_p): Rename to ...
19973 (update_ssa_initialized_fn): ... this. Track function we are
19975 (symbol_marked_for_renaming): Simplify.
19976 (add_new_name_mapping): Do not set need_to_update_vops_p.
19977 (dump_currdefs): Use SYMS_TO_RENAME.
19978 (rewrite_update_stmt): Always walk all uses/defs.
19979 (dump_update_ssa): Adjust.
19980 (init_update_ssa): Take function argument. Track what we are
19982 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
19983 (create_new_def_for): Initialize for cfun, assert we are initialized
19985 (mark_sym_for_renaming): Simplify.
19986 (mark_set_for_renaming): Do not initialize update-ssa.
19987 (need_ssa_update_p): Simplify. Take function argument.
19988 (name_mappings_registered_p): Assert we ask for the correct function.
19989 (name_registered_for_update_p): Likewise.
19990 (ssa_names_to_replace): Likewise.
19991 (release_ssa_name_after_update_ssa): Likewise.
19992 (update_ssa): Likewise. Use SYMS_TO_RENAME.
19993 (dump_decl_set): Do not print a newline.
19994 (debug_decl_set): Do it here.
19995 (dump_update_ssa): And here.
19996 * tree-ssa-loop-im.c (move_computations): Adjust.
19997 (movement_possibility): Likewise.
19998 (determine_max_movement): Likewise.
19999 (gather_mem_refs_stmt): Likewise.
20000 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20001 or NAME_MEMORY_TAG.
20002 * tree-complex.c (update_all_vops): Remove.
20003 (expand_complex_move): Adjust.
20004 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20005 Simplify test for memory referencing statement. Exclude
20006 non-invariant ADDR_EXPRs.
20007 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20008 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20009 (rdg_flag_uses): Likewise.
20010 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20012 (tree_optimize_tail_calls_1): Also split the
20013 edge from the entry block if we have degenerate PHI nodes in
20014 the first basic block.
20015 * tree.c (init_ttree): Remove memory-tag related code.
20016 (tree_code_size): Likewise.
20017 (tree_node_structure): Likewise.
20018 (build7_stat): Re-write to be build6_stat.
20019 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20020 (SSA_VAR_P): Adjust.
20021 (struct tree_memory_tag): Remove.
20022 (struct tree_memory_partition_tag): Likewise.
20023 (union tree_node): Adjust.
20024 (build7): Re-write to be build6.
20025 * tree-pass.h (pass_reset_cc_flags): Remove.
20026 (TODO_update_address_taken): New flag.
20027 (pass_simple_dse): Remove.
20028 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20029 * params.h (MAX_ALIASED_VOPS): Remove.
20030 (AVG_ALIASED_VOPS): Likewise.
20031 * omp-low.c (expand_omp_taskreg): Update SSA form.
20032 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20033 aliases the lhs in a copy stmt.
20034 * tree-ssa-dse.c (struct address_walk_data): Remove.
20035 (memory_ssa_name_same): Likewise.
20036 (memory_address_same): Likewise.
20037 (get_kill_of_stmt_lhs): Likewise.
20038 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20039 unused stores. Look through PHI nodes into post-dominated regions.
20040 (dse_optimize_stmt): Simplify. Properly remove stores.
20041 (tree_ssa_dse): Compute dominators.
20042 (execute_simple_dse): Remove.
20043 (pass_simple_dse): Likewise.
20044 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20045 gimple_loaded_syms and gimple_stored_syms computation.
20046 * toplev.c (dump_memory_report): Dump alias and pta stats.
20047 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20048 (vn_reference_eq): Likewise.
20049 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20050 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20051 valueize_vuses): Remove.
20052 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20053 (get_def_ref_stmt_vuse): ... this.
20054 (vn_reference_lookup_2): New function.
20055 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20056 walking equivalent vuses. Simplify.
20057 (vn_reference_lookup): Likewise.
20058 (vn_reference_insert): Likewise.
20059 (vn_reference_insert_pieces): Likewise.
20060 (visit_reference_op_call): Simplify.
20061 (visit_reference_op_load): Likewise.
20062 (visit_reference_op_store): Likewise.
20063 (init_scc_vn): Remove shared_lookup_vuses initialization.
20064 (free_scc_vn): Remove shared_lookup_vuses freeing.
20065 (sort_vuses, sort_vuses_heap): Remove.
20066 (get_ref_from_reference_ops): Export.
20067 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20068 vector with single vuse pointer.
20069 (vn_reference_lookup_pieces, vn_reference_lookup,
20070 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20071 (shared_vuses_from_stmt): Remove.
20072 (get_ref_from_reference_ops): Declare.
20073 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20074 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20075 memory-tag related code.
20076 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20077 (likely_value): Add comment, skip static-chain of call statements.
20078 (surely_varying_stmt_p): Adjust.
20079 (gimplify_and_update_call_from_tree): Likewise.
20080 (execute_fold_all_builtins): Do not rebuild alias info.
20081 (gimplify_and_update_call_from_tree): Properly update VOPs.
20082 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20083 (copy_ref_info): Remove memory-tag related code.
20084 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20085 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20086 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20088 * tree-ssa-dom.c (gimple_p): Remove typedef.
20089 (eliminate_redundant_computations): Adjust.
20090 (record_equivalences_from_stmt): Likewise.
20091 (avail_expr_hash): Likewise.
20092 (avail_expr_eq): Likewise.
20093 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20094 (stmt_makes_single_load): Likewise.
20095 (stmt_makes_single_store): Likewise.
20096 * tree-ssa-alias.c: Rewrite completely.
20097 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20098 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20099 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20100 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20101 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20102 Remove public functions.
20103 (pass_reset_cc_flags): Remove.
20104 (pass_build_alias): Move ...
20105 * tree-ssa-structalias.c (pass_build_alias): ... here.
20106 * tree-ssa-alias.c (may_be_aliased): Move ...
20107 * tree-flow-inline.h (may_be_aliased): ... here.
20108 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20109 count_uses_and_derefs): Move ...
20110 * gimple.c: ... here.
20111 * gimple.h (count_uses_and_derefs): Declare.
20112 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20113 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20114 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20115 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20116 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20117 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20118 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20120 * tree-dfa.c (refs_may_alias_p): Move ...
20121 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20122 * tree-ssa-alias.h: New file.
20123 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20124 (statement_sink_location): Likewise.
20125 * opts.c (decode_options): Do not adjust max-aliased-vops or
20126 avg-aliased-vops values.
20127 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20128 (TV_CALL_CLOBBER): Likewise.
20129 (TV_FLOW_SENSITIVE): Likewise.
20130 (TV_FLOW_INSENSITIVE): Likewise.
20131 (TV_MEMORY_PARTITIONING): Likewise.
20132 (TV_ALIAS_STMT_WALK): New timevar.
20133 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20134 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20135 (get_address_description): Remove memory-tag related code.
20136 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20137 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20138 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20139 and immediate uses in statements. Document.
20140 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20141 (dump_symbols): Remove.
20142 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20143 * alias.c (get_deref_alias_set): New function split out from ...
20144 (get_alias_set): ... here.
20145 * alias.h (get_deref_alias_set): Declare.
20146 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20147 type parameter. Remove restrict pointer handling. Create a
20148 ref-all pointer in case type-based alias sets do not conflict.
20149 (vect_analyze_data_refs): Remove SMT related code.
20150 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20151 (vectorizable_load): Likewise.
20152 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20153 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20154 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20155 Ignore vops and SMTs.
20156 (dr_analyze_alias): Likewise..
20157 (free_data_ref): Likewise.
20158 (create_data_ref): Likewise.
20159 (analyze_all_data_dependences): Likewise.
20160 (get_references_in_stmt): Adjust.
20161 * tree-flow-inline.h (gimple_aliases_computed_p,
20162 gimple_addressable_vars, gimple_call_clobbered_vars,
20163 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20164 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20165 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20166 gimple_mem_ref_stats): Remove.
20167 (gimple_vop): New function.
20168 (op_iter_next_use): Remove vuses and mayuses cases.
20169 (op_iter_next_def): Remove vdefs case.
20170 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20171 (clear_and_done_ssa_iter): Do not set removed fields.
20172 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20173 Assert we are not iterating over vuses or vdefs if not also
20174 iterating over uses or defs.
20175 (op_iter_init_use): Likewise.
20176 (op_iter_init_def): Likewise.
20177 (op_iter_next_vdef): Remove.
20178 (op_iter_next_mustdef): Likewise.
20179 (op_iter_init_vdef): Likewise.
20180 (compare_ssa_operands_equal): Likewise.
20181 (link_use_stmts_after): Handle vuse operand.
20182 (is_call_used): Use is_call_clobbered.
20183 (is_call_clobbered): Global variables are always call clobbered,
20184 query the call-clobbers bitmap.
20185 (mark_call_clobbered): Ignore global variables.
20186 (clear_call_clobbered): Likewise.
20187 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20188 virtual operands sanity check.
20189 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20191 (TARGET_MEM_REF): Remove TMR_TAG operand.
20192 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20193 Remove call-clobber related code.
20194 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20195 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20196 partitions or escape reason.
20197 (get_single_def_stmt, get_single_def_stmt_from_phi,
20198 get_single_def_stmt_with_phi): Remove.
20199 (dump_referenced_vars): Tidy.
20200 (get_ref_base_and_extent): Allow bare decls.
20201 (collect_dfa_stats): Adjust.
20202 * graphite.c (rename_variables_in_stmt): Adjust.
20203 (graphite_copy_stmts_from_block): Likewise.
20204 (translate_clast): Likewise.
20205 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20207 (translate_vuse_through_block): Use the oracle.
20208 (phi_translate_1): Adjust.
20209 (value_dies_in_block_x): Use the oracle. Cache the outcome
20211 (valid_in_sets): Check if the VUSE for
20212 a REFERENCE is available.
20213 (eliminate): Do not remove stmts during elimination,
20214 instead queue and remove them afterwards.
20215 (do_pre): Do not rebuild alias info.
20216 (pass_pre): Run TODO_rebuild_alias before PRE.
20217 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20218 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20219 (mark_all_v_defs_stmt): Remove.
20220 (mark_all_v_defs_seq): Adjust.
20221 (sra_replace): Likewise.
20222 (scalarize_use): Likewise.
20223 (scalarize_copy): Likewise.
20224 (scalarize_init): Likewise.
20225 (scalarize_ldst): Likewise.
20226 (todoflags): Remove.
20227 (tree_sra): Do not rebuild alias info.
20228 (tree_sra_early): Adjust.
20229 (pass_sra): Run TODO_update_address_taken before SRA.
20230 * tree-predcom.c (set_alias_info): Remove.
20231 (prepare_initializers_chain): Do not call it.
20232 (mark_virtual_ops_for_renaming): Adjust.
20233 (mark_virtual_ops_for_renaming_list): Remove.
20234 (initialize_root_vars): Adjust.
20235 (initialize_root_vars_lm): Likewise.
20236 (prepare_initializers_chain): Likewise.
20237 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20238 (may_propagate_copy_into_stmt): Likewise.
20239 (merge_alias_info): Do nothing for now.
20240 (propagate_tree_value_into_stmt): Adjust.
20241 (stmt_may_generate_copy): Likewise.
20242 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20243 not mark symbols for renaming.
20244 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20245 with the same statement, make sure to update the new pointed-to one.
20246 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20247 call statements, do not mark symbols for renaming.
20248 (mark_operand_necessary): Dump something.
20249 (ref_may_be_aliased): New function.
20250 (mark_aliased_reaching_defs_necessary_1): New helper function.
20251 (mark_aliased_reaching_defs_necessary): Likewise.
20252 (mark_all_reaching_defs_necessary_1): Likewise.
20253 (mark_all_reaching_defs_necessary): Likewise.
20254 (propagate_necessity): Do not process virtual PHIs. For
20255 non-aliased loads mark all reaching definitions as necessary.
20256 For aliased loads and stores mark the immediate dominating
20257 aliased clobbers as necessary.
20258 (visited): New global static.
20259 (perform_tree_ssa_dce): Free visited bitmap after propagating
20261 (remove_dead_phis): Perform simple dead virtual PHI removal.
20262 (remove_dead_stmt): Properly unlink virtual operands when
20264 (eliminate_unnecessary_stmts): Schedule PHI removal after
20266 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20267 (process_replaceable): Likewise.
20268 (find_replaceable_in_bb): Likewise.
20269 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20270 based on the single gimple vop.
20271 (verify_flow_insensitive_alias_info): Remove.
20272 (verify_flow_sensitive_alias_info): Likewise.
20273 (verify_call_clobbering): Likewise.
20274 (verify_memory_partitions): Likewise.
20275 (verify_alias_info): Likewise.
20276 (verify_ssa): Adjust..
20277 (execute_update_addresses_taken): Export. Update SSA
20278 manually. Optimize only when optimizing. Use a local bitmap.
20279 (pass_update_address_taken): Remove TODO_update_ssa, add
20281 (pass_update_address_taken): Just use TODO_update_address_taken.
20282 (init_tree_ssa): Do not initialize addressable_vars.
20283 (verify_ssa): Verify new VUSE / VDEF properties.
20284 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20285 Do not call verify_alias_info.
20286 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20287 Do not free the loaded and stored syms bitmaps. Reset the escaped
20288 and callused solutions. Do not free addressable_vars.
20289 Remove memory-tag related code.
20290 (warn_uninitialized_var): Aliases are always available.
20291 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20292 * lambda-code.c (can_put_in_inner_loop): Adjust.
20293 (can_put_after_inner_loop): Likewise.
20294 (perfect_nestify): Likewise.
20295 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20296 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20297 (vectorizable_conversion): Do not mark symbols for renaming.
20298 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20299 (expand_call_inline): Unlink the calls virtual operands before
20301 (tree_function_versioning): Do not call update_ssa if we are not
20302 updating clones. Simplify.
20303 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20304 (propagate_with_phi): Likewise..
20305 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20306 clobber code. Assert we are not aliased or global.
20307 * tree-flow.h: Include tree-ssa-alias.h
20308 (enum escape_type): Remove.
20309 (struct mem_sym_stats_d): Likewise.
20310 (struct mem_ref_stats_d): Likewise.
20311 (struct gimple_df): Add vop member. Remove global_var,
20312 call_clobbered_vars, call_used_vars, addressable_vars,
20313 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20314 escaped and callused members.
20315 (struct ptr_info_def): Remove all members, add points-to solution
20317 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20318 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20319 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20320 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20321 (tree-ssa-alias.o): Likewise.
20322 (toplev.o): Add tree-ssa-alias.h
20323 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20324 * gimple.c (gimple_set_bb): Fix off-by-one error.
20325 (is_gimple_reg): Do not handle memory tags.
20326 (gimple_copy): Also copy virtual operands.
20327 Delay updating the statement. Do not reset loaded and stored syms.
20328 (gimple_set_stored_syms): Remove.
20329 (gimple_set_loaded_syms): Likewise.
20330 (gimple_call_copy_skip_args): Copy the virtual operands
20331 and mark the new statement modified.
20332 * tree-ssa-structalias.c (may_alias_p): Remove.
20333 (set_uids_in_ptset): Take the alias set to prune with as
20334 parameter. Fold in the alias test of may_alias_p.
20335 (compute_points_to_sets): Compute whether a ptr is dereferenced
20336 in a local sbitmap.
20337 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20338 other ADDRESSOF constraints on the lhs.
20339 (get_constraint_for_component_ref): Assert that we don't get
20340 ADDRESSOF constraints from the base of the reference.
20341 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20342 (struct variable_info): Remove collapsed_to member.
20343 (get_varinfo_fc): Remove.
20344 (new_var_info): Do not set collapsed_to.
20345 (dump_constraint): Do not follow cycles.
20346 (dump_constraint_graph): Likewise.
20347 (build_pred_graph): Likewise.
20348 (build_succ_graph): Likewise.
20349 (rewrite_constraints): Likewise.
20350 (do_simple_structure_copy): Remove.
20351 (do_rhs_deref_structure_copy): Remove.
20352 (do_lhs_deref_structure_copy): Remove.
20353 (collapse_rest_of_var): Remove.
20354 (do_structure_copy): Re-implement.
20355 (pta_stats): New global variable.
20356 (dump_pta_stats): New function.
20357 (struct constraint_expr): Make offset signed.
20358 (UNKNOWN_OFFSET): Define special value.
20359 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20360 (solution_set_expand): New helper function split out from ...
20361 (do_sd_constraint): ... here.
20362 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20363 (do_ds_constraint): Likewise.
20364 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20365 and CALLUSED = *CALLUSED.
20366 (set_union_with_increment): Make inc argument signed.
20367 (type_safe): Remove.
20368 (get_constraint_for_ptr_offset): Handle unknown and negative
20370 (first_vi_for_offset): Handle offsets before start. Bail
20371 out early for offsets beyond the variable extent.
20372 (first_or_preceding_vi_for_offset): New function.
20373 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20374 Together with ESCAPED = *ESCAPED this properly computes reachability.
20375 (find_what_var_points_to): New function.
20376 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20377 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20378 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20379 pt_solutions_intersect): New functions.
20380 (compute_call_used_vars): Remove.
20381 (compute_may_aliases): New main entry into PTA computation.
20382 * gimple.h (gimple_p): New typedef.
20383 (struct gimple_statement_base): Remove references_memory_p.
20384 (struct gimple_statement_with_memory_ops_base): Remove
20385 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20387 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20388 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20389 gimple_set_references_memory): Remove.
20390 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20391 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20393 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20394 (verify_expr): Allow RESULT_DECL.
20395 (gimple_duplicate_bb): Do not copy virtual operands.
20396 (gimple_duplicate_sese_region): Adjust.
20397 (gimple_duplicate_sese_tail): Likewise.
20398 (mark_virtual_ops_in_region): Remove.
20399 (move_sese_region_to_fn): Do not call it.
20400 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20401 and pass_simple_dse.
20402 (execute_function_todo): Handle TODO_update_address_taken,
20403 call execute_update_addresses_taken for TODO_rebuild_alias.
20404 (execute_todo): Adjust.
20405 (execute_one_pass): Init dump files early.
20406 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20408 (create_general_new_stmt): Clear vops.
20409 * tree-ssa-reassoc.c (get_rank): Adjust.
20410 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20411 symbols for renaming.
20412 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20413 (PARAM_AVG_ALIASED_VOPS): Likewise.
20414 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20415 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20416 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20417 (operand_build_cmp, copy_virtual_operands,
20418 create_ssa_artificial_load_stmt, add_to_addressable_set,
20419 gimple_add_to_addresses_taken): Remove public functions.
20420 (unlink_stmt_vdef): New function.
20422 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20424 * config.gcc (powerpc-*-linux*): Merge variants.
20426 2009-04-02 Chao-ying Fu <fu@mips.com>
20427 James Grosbach <james.grosbach@microchip.com>
20429 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20430 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20432 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20433 keep_interrupts_masked_p, use_debug_exception_return_p.
20434 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20435 keep_interrupts_masked, use_debug_exception_return.
20436 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20437 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20439 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20440 (mips_print_operand): Process COP0 registers to print $0 .. $31
20441 correctly for GAS to process.
20442 (mips_interrupt_extra_call_saved_reg_p): New function.
20443 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20445 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20446 (mips_compute_frame_info): Add supports for interrupt context that
20447 includes doubleword accumulators and COP0 registers.
20448 (mips_for_each_saved_acc): New function.
20449 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20450 mips_for_each_saved_reg.
20451 (mips_save_reg): Save accumulators.
20452 (mips_kernel_reg_p): A new for_each_rtx callback.
20453 (mips_expand_prologue): Support interrupt handlers.
20454 (mips_restore_reg): Restore accumulators.
20455 (mips_expand_epilogue): Support interrupt handlers.
20456 (mips_can_use_return_insn): Return false for interrupt handlers.
20457 (mips_epilogue_uses): New function.
20458 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20459 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20460 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20461 cop0_move): New instructions.
20462 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20463 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20465 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20467 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20468 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20469 interrupt handlers, we use K0 as the temporary register.
20470 (EPILOGUE_USES): Change to a function call.
20471 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20472 handlers, we use K0 as the temporary register.
20474 * doc/extend.texi (Function Attributes): Document interrupt,
20475 use_shadow_register_set, keep_interrupts_masked,
20476 use_debug_exception_return for MIPS attributes.
20478 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20480 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20481 Remove a number of t-files from tmake_file.
20482 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20483 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20484 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20485 target_prototype, not TARGET_PROTOTYPE.
20486 (LINK_OS_GNU_SPEC): Define.
20487 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20488 and darwin-ldoubdle.c.
20490 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20493 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20494 (cpp_options): Ditto.
20495 (default_compilers): Ditto.
20496 (display_help): Ditto.
20497 (process_command): Ditto.
20498 (do_spec_1): Ditto.
20499 (set_input): Use lbasename instead of duplicate code.
20500 (save_temps_prefix): New static for -save-temps=obj.
20501 (save_temps_length): Ditto.
20503 * doc/invoke.texi (-save-temps=obj): Document new variant to
20504 -save-temps switch.
20506 2009-04-02 Jeff Law <law@redhat.com>
20508 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20511 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20513 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20514 * configure: Regenerated.
20516 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20518 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20519 share the argument list.
20521 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20525 2009-02-12 Diego Novillo <dnovillo@google.com>
20527 * varpool.c (debug_varpool): New.
20528 * cgraph.h (debug_varpool): Declare.
20530 2009-04-02 Jan Hubicka <jh@suse.cz>
20532 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20535 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20537 * config/i386/i386.c (ix86_abi): Move initialization to ...
20538 (override_options): Here.
20540 2009-04-02 Christian Bruel <christian.bruel@st.com>
20542 * config/sh/sh.c (sh_dwarf_register_span): New function.
20543 (TARGET_DWARF_REGISTER_SPAN): Define.
20544 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20546 2009-04-02 Ira Rosen <irar@il.ibm.com>
20548 PR tree-optimization/39595
20549 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20550 interleaved loads group is not greater than the SLP group size.
20552 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20554 * builtins.c (is_builtin_name): New.
20555 (called_as_built_in): Use is_builtin_name.
20556 * tree.h (is_builtin_name): New.
20557 * varasm.c (incorporeal_function_p): Use is_builtin_name
20559 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20561 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20563 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20566 * c-decl.c (clone_underlying_type): Move this ...
20567 * c-common.c (set_underlying_type): ... here.
20568 Also, make sure the function properly sets TYPE_STUB_DECL() on
20569 the newly created typedef variant type.
20570 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20571 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20574 2009-04-02 Richard Guenther <rguenther@suse.de>
20576 PR tree-optimization/37221
20577 * tree-flow.h (degenerate_phi_result): Declare.
20578 * tree-ssa-dom.c (degenerate_phi_result): Export.
20579 * tree-scalar-evolution.c (analyze_initial_condition): If
20580 the initial condition is defined by a degenerate PHI node
20581 use the degenerate value.
20583 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20585 PR rtl-optimization/39588
20586 * combine.c (merge_outer_ops): Do not set the constant when this
20588 (simplify_shift_const_1): Do not modify it either in this case.
20590 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20592 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20593 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20595 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20598 * c-lex.c (interpret_float): Default (no suffix) is double.
20600 2009-04-1 Xinliang David Li <davidxl@google.com>
20602 * config/i386/i386.c (legitimate_constant_p): Recognize
20603 all one vector constant.
20605 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20607 * config/vax/vax.c: Add #includes to silence warnings.
20608 Change #include order to silence two warnings.
20610 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20612 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20613 (ASM_SPEC): Pass -k to the assembler for PIC code.
20615 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20617 * config.gcc: Add vax-*-linux* to the switch.
20618 * config/vax/linux.h: New file. (TARGET_VERSION,
20619 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20623 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20624 Use predicate macros instead of GET_CODE() == foo.
20625 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20626 ashlsi3, rotrsi3, <unnamed>): Likewise.
20628 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20630 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20631 jbbccihi, jbbccisi): Remova trailing whitespace.
20632 * config/vax/constraints.md: Likewise.
20633 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20634 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20635 * config/vax/predicates.md: Likewise.
20636 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20637 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20638 * config/vax/vax.h: Likewise.
20639 * config/vax/vax.md (nonlocal_goto): Likewise.
20641 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20643 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20644 (indirectable_address_p, adjacent_operands_p): Add spaces around
20646 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20648 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20650 * config/vax/vax.c (legitimate_constant_address_p,
20651 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20652 index_term_p, reg_plus_index_p, legitimate_address_p,
20653 vax_mode_dependent_address_p): Update comments to match functions
20654 modified by the recent int->bool conversion.
20656 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20658 * config/vax/builtins.md: Update copyright message.
20659 * config/vax/constraints.md: Likewise.
20660 * config/vax/netbsd-elf.h: Likewise.
20661 * config/vax/predicates.md: Likewise.
20662 * config/vax/vax-protos.h: Likewise.
20663 * config/vax/vax.c: Likewise.
20664 * config/vax/vax.h: Likewise.
20665 * config/vax/vax.md: Likewise.
20666 * config/vax/vax.opt: Likewise.
20668 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20670 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20671 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20672 * config/vax/constraints.md (B, R): Likewise.
20673 * config/vax/predicates.md (external_memory_operand,
20674 nonimmediate_addsub_di_operand): Likewise.
20675 * config/vax/vax.c (vax_output_int_add): Likewise.
20676 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20677 untyped_call): Likewise.
20679 2009-04-01 Matt Thomas <matt@3am-software.com>
20681 * config/vax/predicates.md: New file.
20682 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20683 external_const_operand, nonsymbolic_operand, external_memory_operand,
20684 indirect_memory_operand, indexed_memory_operand,
20685 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20686 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20688 * config/vax/constraints.md: New file.
20689 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20691 * config/vax/builtins.md: New file.
20692 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20693 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20695 * config/vax/vax.opt (mqmath): Add option.
20696 * config/vax/vax.md (isfx): Extend with DI.
20697 (VAXintQH, VAXintQHSD): Define.
20698 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20699 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20700 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20701 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20702 (movdi): Update constraints and use vax_output_int_move().
20703 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20704 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20705 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20706 nonlocal_goto): New.
20707 (mov<mode>): Extend accepted operand types.
20708 (subdi3_old): Rename from subdi3, change update constraints and use
20709 a new implementation.
20710 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20711 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20712 MOVE_RATIO, CLEAR_RATIO): Define.
20713 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20714 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20715 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20716 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20717 (split_quadword_operands): Make static and really allow variable
20719 (print_operand_address): Update for PIC generation.
20720 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20721 indexable_address_p, fixup_mathdi_operand,
20722 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20723 (vax_float_literal, legitimate_constant_p,
20724 indirectable_constant_address_p, index_term_p,
20725 reg_plus_index_p): Return bool instead of int.
20726 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20728 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20730 (vax_output_conditional_branch): Indent.
20731 (legitimate_constant_address_p, indirectable_constant_address_p,
20732 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20733 vax_mode_dependent_address_p): Return bool instead of int, update for
20735 * config/vax/vax-protos.h (legitimate_constant_address_p,
20736 legitimate_constant_p, legitimate_address_p,
20737 vax_mode_dependent_address_p): Change declaration to bool.
20738 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20739 vax_expand_addsub_di_operands, vax_output_int_subtract,
20740 vax_output_movmemsi): Declare.
20741 (split_quadword_operands, vax_float_literal): Delete declaration.
20742 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20743 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20744 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20745 ASM_OUTPUT_DWARF_PCREL): Define.
20746 (ASM_SPEC): Change definition to allow PIC generation.
20748 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20750 * doc/sourcebuild.texi: Update front-end requirements.
20752 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20755 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20756 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20757 (booldi3_internal3): Use boolean_or_operator instead of
20760 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20763 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20764 declarator whose size is not an integer constant expression but
20765 folds to an integer constant, then treat it as a constant
20768 2009-04-01 Richard Guenther <rguenther@suse.de>
20770 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20771 i * 4 + 2 to (i * 2 + 1) * 2.
20773 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20776 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20777 return if c_parser_asm_string_literal returned NULL.
20779 2009-04-01 Nick Clifton <nickc@redhat.com>
20781 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
20783 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
20784 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
20785 other typedefs to avoid conflicts with libgcc2.c. Define labels
20786 to gain 16-bit bit-manipulation functions from libgcc2.c and then
20788 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
20789 to gain 16-bit trapping arithmetic functions from libgcc2.c and
20792 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
20794 * varasm.c (default_function_rodata_section): Declare DOT as
20797 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
20798 Andrey Galkin <agalkin@hypercom.com>
20801 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
20802 Make object_name unique for each process.
20804 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20807 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20808 addressable variables in the parallel that could go out of scope while
20809 running queued tasks.
20811 2009-04-01 Anatoly Sokolov <aesok@post.ru>
20813 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
20814 (CASE_VALUES_THRESHOLD): Redefine.
20815 * config/avr/avr.c (avr_override_options): Remove initialization of
20816 avr_case_values_threshold variable.
20817 (avr_case_values_threshold): Remove variable. Add new function.
20818 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
20819 * config/avr/avr.opt (mno-tablejump): Remove option.
20820 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
20822 2009-04-01 DJ Delorie <dj@redhat.com>
20824 * varasm.c (default_function_rodata_section): Don't assume
20825 anything about where the first '.' in the section name is.
20827 2009-04-01 Alan Modra <amodra@bigpond.net.au>
20829 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
20830 rs6000_emit_stack_tie.
20832 2009-03-31 Ian Lance Taylor <iant@google.com>
20834 * tree-eh.c (tree_remove_unreachable_handlers): Compare
20835 gimple_code with GIMPLE_RESX, not RESX.
20837 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20839 * c-common.c (c_get_ident): New.
20840 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20842 2009-04-01 Ben Elliston <bje@au.ibm.com>
20844 * config/rs6000/sysv4.opt (msdata): Improve option description.
20846 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20848 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20849 (divdf3_internal_lat): Remove.
20850 (divxf3_internal_lat): Remove.
20851 (divxf3_internal_thr): Remove.
20852 (divxf): Use divxf3_internal.
20853 * config/ia64/div.md (divsf3_internal_lat): New.
20854 (divdf3_internal_lat): New.
20855 (divxf3_internal): New.
20857 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20860 * Makefile.in (USE_GCC_STDINT): Define.
20861 (stmp-int-hdrs): Install stdint.h if applicable.
20862 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20864 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20865 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20866 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20867 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20868 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20869 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20870 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20871 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20872 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20873 (c_common_nodes_and_builtins): Initialize
20874 underlying_wchar_type_node. Do not initialize
20875 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20876 nodes for new types.
20877 (c_stddef_cpp_builtins): Define macros for new types.
20878 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20880 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20881 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20882 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20883 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20884 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20885 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20886 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20887 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20888 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20889 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20890 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20891 int16_type_node, int32_type_node, int64_type_node,
20892 uint8_type_node, uint16_type_node, c_uint32_type_node,
20893 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20894 int_least32_type_node, int_least64_type_node,
20895 uint_least8_type_node, uint_least16_type_node,
20896 uint_least32_type_node, uint_least64_type_node,
20897 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20898 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20899 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20900 uintptr_type_node): Define.
20901 * c-cppbuiltin.c (builtin_define_constants,
20902 builtin_define_type_minmax): New.
20903 (builtin_define_stdint_macros): Define more macros.
20904 (c_cpp_builtins): Define more limit macros.
20905 (type_suffix): New.
20906 (builtin_define_type_max): Define in terms of
20907 builtin_define_type_minmax. Remove is_long parameter. All
20909 * config.gcc (use_gcc_stdint): Define.
20910 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20911 Add newlib-stdint.h for generic targets.
20912 * config/glibc-stdint.h, config/newlib-stdint.h,
20913 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20914 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20915 * config/score/score.h (UINTPTR_TYPE): Define.
20916 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20917 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20918 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20919 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20920 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20921 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20922 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20923 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20924 * config/spu/spu.h (STDINT_LONG32): Define.
20925 * configure.ac (use_gcc_stdint): Substitute.
20926 * configure: Regenerate.
20927 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20928 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20929 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20930 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20931 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20932 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20933 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20934 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20935 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20936 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20937 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20938 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20939 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20940 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20941 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20942 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20943 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20944 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20945 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20946 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20947 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20948 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20949 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20950 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20951 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20952 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20953 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20954 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20955 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
20957 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
20959 * loop-iv.c (suitable_set_for_replacement): Renamed from
20960 simplify_using_assignment; changed to return bool and to accept new
20961 args DEST and SRC. Return true iff we find a source/destination pair
20962 that can be used to make a replacement, and fill SRC and DEST if so.
20963 Remove arg ALTERED. Don't deal with altered regs here. All callers
20965 (simplify_using_initial_values): Deal with altered regs here and track
20966 more precisely the effect they have on the validity of our expression.
20968 * loop-iv.c (simplify_using_condition): A condition of the form
20969 (EQ REG CONST) can be used to simply make a substitution.
20970 (simplify_using_initial_values): Keep track of conditions we have seen
20971 and keep using them to simplify new expressions, while applying the
20972 same substitutions to them as to the expression.
20974 * simplify-rtx.c (simplify_relational_operation_1): Simplify
20975 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
20978 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
20979 changed. Use this when trying to improve the upper bound.
20980 Generate the comparison by using simplify_gen_relational.
20982 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
20984 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
20986 (simplify_using_assignment, simplify_using_initial_values): Call
20987 replace_in_expr to make replacements. Call replace_single_def_regs
20988 once on the initial version of the expression.
20990 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20993 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
20995 2009-03-31 Richard Guenther <rguenther@suse.de>
20997 PR middle-end/31029
20998 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
20999 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21001 2009-03-31 Richard Guenther <rguenther@suse.de>
21003 * tree.h (div_if_zero_remainder): Declare.
21004 * fold-const.c (div_if_zero_remainder): Export.
21005 * tree-ssa-forwprop.c
21006 (forward_propagate_addr_into_variable_array_index): Handle
21007 constant array index addition outside of the variable index.
21009 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21012 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21013 define_splits, floatunssi<mode>2): Require x87 conversions from
21014 DImode to be permitted.
21016 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21018 PR preprocessor/15638
21019 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21021 2009-03-31 Richard Guenther <rguenther@suse.de>
21023 PR middle-end/23401
21024 PR middle-end/27810
21025 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21026 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21027 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21028 a separate statement.
21029 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21030 (lookup_tmp_var): Likewise.
21031 (is_gimple_formal_tmp_or_call_rhs): Remove.
21032 (is_gimple_reg_or_call_rhs): Rename to ...
21033 (is_gimple_reg_rhs_or_call): ... this.
21034 (is_gimple_mem_or_call_rhs): Rename to ...
21035 (is_gimple_mem_rhs_or_call): ... this.
21036 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21037 DECL_GIMPLE_REG_P only if is_formal is true.
21038 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21039 for non-proper post-modify expression gimplification.
21040 (gimplify_self_mod_expr): For post-modify expressions gimplify
21041 the lvalue to a minimal lvalue.
21042 (rhs_predicate_for): Remove formal temp case.
21043 (gimplify_modify_expr_rhs): Likewise.
21044 (gimplify_addr_expr): Use is_gimple_reg.
21045 (gimplify_expr): Remove formal temp cases.
21046 (gimple_regimplify_operands): Likewise.
21047 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21048 and FILTER_EXPR like constants.
21049 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21051 (is_gimple_formal_tmp_rhs): Remove.
21052 (is_gimple_reg_rhs): Remove special casing.
21053 (is_gimple_mem_rhs): Fix.
21054 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21055 (is_gimple_formal_tmp_var): Remove.
21056 (is_gimple_formal_tmp_reg): Likewise.
21057 (is_gimple_min_lval): Allow invariant component ref parts.
21058 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21059 is_gimple_formal_tmp_reg): Remove declarations.
21060 * tree-cfg.c (verify_expr): Verify that variables with address
21061 taken do not have DECL_GIMPLE_REG_P set.
21062 * tree-mudflap.c (mf_build_check_statement_for): Use
21063 force_gimple_operand instead of gimplify_expr.
21065 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21067 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21068 schedulable rows to compute_split_row.
21070 2009-03-31 Ben Elliston <bje@au.ibm.com>
21073 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21076 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21078 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21079 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21080 * configure: Regenerate.
21081 * config.in: Regenerate.
21082 * config/rs6000/rs6000.opt (mtls-markers): Add.
21083 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21084 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21085 (tls_ld_aix, tls_ld_sysv): Likewise.
21086 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21087 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21089 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21091 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21093 2009-03-30 Jan Hubicka <jh@suse.cz>
21095 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21097 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21098 detection and label handling.
21100 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21102 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21103 left_conflicts_size.
21104 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21105 ALLOCNO_LEFT_CONFLICTS_SIZE.
21107 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21108 remove_allocno_from_bucket_and_push,
21109 allocno_spill_priority_compare, push_allocnos_to_stack,
21110 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21111 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21112 (setup_allocno_left_conflicts_num): Ditto. Rename to
21113 setup_allocno_left_conflicts_size.
21114 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21115 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21116 setup_allocno_left_conflicts_size instead of
21117 setup_allocno_left_conflicts_num.
21119 * ira-build.c (ira_create_allocno): Use
21120 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21121 ALLOCNO_LEFT_CONFLICTS_NUM.
21123 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21125 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21126 instead of DF_LR_OUT.
21128 * ira-lives.c (process_bb_node_lives): Ditto.
21130 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21131 instead of DF_LR_{OUT,IN}.
21133 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21135 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21137 2009-03-30 Jan Hubicka <jh@suse.cz>
21139 * except.c (label_to_region_map): Fix thinko.
21141 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21143 PR middle-end/38237
21144 * tree.h (tree_find_value): New declaration.
21145 * tree.c (tree_find_value): New function.
21146 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21148 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21151 * c-decl.c (struct c_binding): Add locus field.
21152 (bind): Add locus argument, set locus field from it.
21153 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21154 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21155 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21156 implicitly_declare, undeclared_variable, lookup_label,
21157 declare_label, c_make_fname_decl, c_builtin_function,
21158 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21161 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21164 * config/i386/i386.c (classify_argument): Check total size of
21167 2009-03-30 Martin Jambor <mjambor@suse.cz>
21169 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21170 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21171 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21174 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21175 seen_variable_array_ref while also traversing a union.
21177 * tree-inline.c (optimize_inline_calls): Do not call
21178 cgraph_node_remove_callees.
21179 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21180 (pass_remove_cgraph_callee_edges): New variable.
21181 * passes.c (init_optimization_passes): Add
21182 pass_remove_cgraph_callee_edges after early inlining and before all
21183 late intraprocedural passes.
21185 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21187 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21189 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21190 Fix typos in names.
21192 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21194 * combine.c (simplify_comparison): Use have_insn_for.
21195 * dojump.c (do_jump): Likewise.
21197 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21199 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21200 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21201 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21202 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21203 instead of sparc_compare_emitted.
21204 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21205 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21206 instead of sparc_compare_emitted.
21208 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21210 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21211 enter/exit cfglayout mode.
21212 (pass_partition_block): Require it.
21213 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21214 (combine_instructions): Track basic blocks instead of labels.
21215 (update_cfg_for_uncondjump): New.
21216 (try_combine): Use it. Update jumps after rescanning.
21217 (pass_combine): Require PROP_cfglayout.
21218 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21220 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21222 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21223 Provide/destroy PROP_cfglayout respectively.
21224 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21225 * tree-pass.h (PROP_cfglayout): New.
21227 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21229 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21230 fold_convert_const_fixed_from_fixed,
21231 fold_convert_const_fixed_from_int,
21232 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21233 set TREE_CONSTANT_OVERFLOW.
21234 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21235 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21237 2009-03-30 Ira Rosen <irar@il.ibm.com>
21239 * tree-vect-loop-manip.c: New file.
21240 * tree-vectorizer.c: Update documentation and included files.
21241 (vect_loop_location): Make extern.
21242 (rename_use_op): Move to tree-vect-loop-manip.c
21243 (rename_variables_in_bb, rename_variables_in_loop,
21244 slpeel_update_phis_for_duplicate_loop,
21245 slpeel_update_phi_nodes_for_guard1,
21246 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21247 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21248 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21249 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21250 find_loop_location): Likewise.
21251 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21252 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21253 get_vectype_for_scalar_type, vect_is_simple_use,
21254 supportable_widening_operation, supportable_narrowing_operation):
21256 (bb_in_loop_p): Move to tree-vect-loop.c.
21257 (new_loop_vec_info, destroy_loop_vec_info,
21258 reduction_code_for_scalar_code, report_vect_op,
21259 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21260 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21261 (vect_supportable_dr_alignment): Likewise.
21262 * tree-vectorizer.h (tree-data-ref.h): Include.
21263 (vect_loop_location): Declare.
21264 Reorganize function declarations according to the new file structure.
21265 * tree-vect-loop.c: New file.
21266 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21267 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21268 * tree-vect-data-refs.c: New file.
21269 * tree-vect-patterns.c (timevar.h): Don't include.
21270 * tree-vect-stmts.c: New file.
21271 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21272 tree-vect-slp.c, tree-vect-loop.c.
21273 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21274 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21275 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21276 (tree-vect-analyze.o): Remove.
21277 (tree-vect-transform.o): Likewise.
21278 (tree-vect-data-refs.o): Add rule.
21279 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21280 tree-vect-slp.o): Likewise.
21281 (tree-vect-patterns.o): Remove redundant dependencies.
21282 (tree-vectorizer.o): Likewise.
21283 * tree-vect-slp.c: New file.
21285 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21287 * optc-gen.awk: Warn if an option flag has multiple different
21290 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21292 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21293 -floop-block): Document dependences on PPL, CLooG and Graphite.
21295 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21297 PR rtl-optimization/323
21298 * c-common.c (c_fully_fold, convert_and_check,
21299 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21300 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21301 * c-common.def (EXCESS_PRECISION_EXPR): New.
21302 * c-cppbuiltin.c (builtin_define_float_constants): Define
21303 constants with enough digits for long double.
21304 * c-lex.c (interpret_float): Interpret constant with excess
21305 precision where appropriate.
21306 * c-opts.c (c_common_post_options): Set
21307 flag_excess_precision_cmdline. Give an error for
21308 -fexcess-precision=standard for C++ for processors where the
21309 option is significant.
21310 * c-parser.c (c_parser_conditional_expression): Handle excess
21311 precision in condition.
21312 * c-typeck.c (convert_arguments): Handle arguments with excess
21314 (build_unary_op): Move excess precision outside operation.
21315 (build_conditional_expr): Likewise.
21316 (build_compound_expr): Likewise.
21317 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21318 (build_modify_expr): Handle excess precision in RHS.
21319 (convert_for_assignment): Handle excess precision in converted
21321 (digest_init, output_init_element, process_init_element): Handle
21322 excess precision in initializer.
21323 (c_finish_return): Handle excess precision in return value.
21324 (build_binary_op): Handle excess precision in operands and add
21325 excess precision as needed for operation.
21326 * common.opt (-fexcess-precision=): New option.
21327 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21328 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21329 For standard excess precision, output explicit conversion to and
21330 truncation from XFmode.
21331 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21332 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21333 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21334 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21335 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21336 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21337 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21338 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21339 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21340 define_splits, sqrt<mode>2): Disable where appropriate for
21341 standard excess precision.
21342 * convert.c (convert_to_real): Do not shorten arithmetic to type
21343 for which excess precision would be used.
21344 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21345 * doc/invoke.texi (-fexcess-precision=): Document option.
21346 (-mfpmath=): Correct index entry.
21347 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21348 flag_excess_precision): New.
21349 * langhooks.c (lhd_post_options): Set
21350 flag_excess_precision_cmdline.
21351 * opts.c (common_handle_option): Handle -fexcess-precision=.
21352 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21353 init_excess_precision): New.
21354 (lang_dependent_init_target): Call init_excess_precision.
21355 * tree.c (excess_precision_type): New.
21356 * tree.h (excess_precision_type): Declare.
21358 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21361 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21362 non-lvalue to component.
21364 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21366 PR preprocessor/34695
21367 * Makefile.in (c-opts.o): Depend on c-tree.h.
21368 * c-common.c: Move down include of diagnostic.h.
21369 (done_lexing, c_cpp_error): New.
21370 * c-common.h (done_lexing): Declare.
21371 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21373 * c-opts.c: Include c-tree.h.
21374 (c_common_init_options): Set preprocessor error callback.
21375 (c_common_handle_option): Do not set preprocessor
21376 inhibit_warnings, warnings_are_errors, warn_system_headers,
21377 pedantic_errors or inhibit_warnings flags.
21378 (c_common_post_options): Do not check cpp_errors (parse_in).
21379 (c_common_finish): Do not output dependencies if there were
21380 errors. Do not check return value of cpp_finish.
21381 * c-ppoutput.c (pp_file_change): Set input_location.
21382 * c-tree.h (c_cpp_error): Declare.
21383 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21385 (diagnostic_build_prefix): Check override_column.
21386 * diagnostic.h (diagnostic_info): Add override_column field.
21387 (diagnostic_override_column): Define.
21389 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21391 * c-common.c (c_expand_expr, c_staticp): Remove.
21392 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21393 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21394 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21395 * c-gimplify.c (gimplify_compound_literal_expr,
21396 optimize_compound_literals_in_ctor): Remove.
21397 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21398 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21399 * c-semantics.c (emit_local_var): Remove.
21401 * langhooks-def.h (lhd_expand_expr): Remove.
21402 * langhooks.c (lhd_expand_expr): Remove.
21403 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21405 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21406 handling from c-semantics.c; don't call into langhook.
21407 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21408 * gimplify.c (gimplify_compound_literal_expr,
21409 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21410 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21411 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21412 as was done in c-gimplify.c.
21413 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21414 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21415 Move from c-common.h.
21416 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21418 * tree.c (staticp): Do not call langhook.
21419 * langhooks.c (lhd_staticp): Delete.
21420 * langhooks-def.h (lhd_staticp): Delete prototype.
21421 (LANG_HOOKS_STATICP): Delete.
21422 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21424 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21425 instead of DECL_STMTs.
21427 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21435 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21437 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21438 contained expression.
21439 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21440 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21441 conditional expressions for C.
21442 (decl_constant_value_for_optimization): Move from
21443 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21444 whether optimizing and that the expression is a VAR_DECL not of
21445 array type instead of doing such checks in the caller. Do not
21446 check pedantic. Call gcc_unreachable for C++.
21447 * c-common.def (C_MAYBE_CONST_EXPR): New.
21448 * c-common.h (c_fully_fold, c_save_expr,
21449 decl_constant_value_for_optimization): New prototypes.
21450 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21451 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21452 EXPR_INT_CONST_OPERANDS): Define.
21453 * c-convert.c (convert): Strip nops from expression.
21454 * c-decl.c (groktypename): Take extra parameters expr and
21455 expr_const_operands. Update call to grokdeclarator.
21456 (start_decl): Update call to grokdeclarator. Add statement for
21457 expressions used in type of decl.
21458 (grokparm): Update call to grokdeclarator.
21459 (push_parm_decl): Update call to grokdeclarator.
21460 (build_compound_literal): Add parameter non_const and build a
21461 C_MAYBE_COSNT_EXPR if applicable.
21462 (grokdeclarator): Take extra parameters expr and
21463 expr_const_operands. Track expressions used in declaration
21464 specifiers and declarators. Fold array sizes and track whether
21465 they are constant expressions and whether they are integer
21466 constant expressions.
21467 (parser_xref_tag): Set expr and expr_const_operands fields in
21469 (grokfield): Update call to grokdeclarator.
21470 (start_function): Update call to grokdeclarator.
21471 (build_null_declspecs): Set expr and expr_const_operands fields in
21473 (declspecs_add_type): Handle expressions in typeof specifiers.
21474 * c-parser.c (c_parser_declspecs): Set expr and
21475 expr_const_operands fields for declaration specifiers.
21476 (c_parser_enum_specifier): Likewise.
21477 (c_parser_struct_or_union_specifier): Likewise.
21478 (c_parser_typeof_specifier): Likewise. Update call to
21479 groktypename. Fold expression as needed. Return expressions with
21480 type instead of adding statements.
21481 (c_parser_attributes): Update calls to c_parser_expr_list.
21482 (c_parser_statement_after_labels): Fold expression before passing
21483 to objc_build_throw_stmt.
21484 (c_parser_condition): Fold expression.
21485 (c_parser_asm_operands): Fold expression.
21486 (c_parser_conditional_expression): Use c_save_expr. Update call
21487 to build_conditional_expr.
21488 (c_parser_alignof_expression): Update call to groktypename.
21489 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21490 original_code. Fold expression argument of va_arg. Create
21491 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21492 argument to va_arg. Update calls to groktypename. Fold array
21493 index for offsetof. Verify that first argument to
21494 __builtin_choose_expr has integer type.
21495 (c_parser_postfix_expression_after_paren_type): Update calls to
21496 groktypename and build_compound_literal. Handle expressions with
21497 side effects in type name.
21498 (c_parser_postfix_expression_after_primary): Update call to
21499 c_parser_expr_list. Set original_code for calls to
21500 __builtin_constant_p.
21501 (c_parser_expr_list): Take extra parameter fold_p. Fold
21502 expressions if requested.
21503 (c_parser_objc_type_name): Update call to groktypename.
21504 (c_parser_objc_synchronized_statement): Fold expression.
21505 (c_parser_objc_receiver): Fold expression.
21506 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21507 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21508 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21509 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21510 (struct c_typespec): Add elements expr and expr_const_operands.
21511 (struct c_declspecs): Add elements expr and expr_const_operands.
21512 (groktypename, build_conditional_expr, build_compound_literal):
21514 (in_late_binary_op): Declare.
21515 * c-typeck.c (note_integer_operands): New function.
21516 (in_late_binary_op): New variable.
21517 (decl_constant_value_for_broken_optimization): Move to c-common.c
21518 and rename to decl_constant_value_for_optimization.
21519 (default_function_array_conversion): Do not strip nops.
21520 (default_conversion): Do not call
21521 decl_constant_value_for_broken_optimization.
21522 (build_array_ref): Do not fold result.
21523 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21524 result when operand is a VLA.
21525 (c_expr_sizeof_type): Update call to groktypename. Handle
21526 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21527 result when operand names a VLA type.
21528 (build_function_call): Update call to build_compound_literal.
21529 Only fold result for calls to __builtin_* functions. Strip
21530 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21531 the function designator.
21532 (convert_arguments): Fold arguments. Update call to
21533 convert_for_assignment.
21534 (build_unary_op): Handle increment and decrement of
21535 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21536 decrement earlier. Fold operand of increment and decrement.
21537 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21538 built for integer operand. Wrap returns that are INTEGER_CSTs
21539 without being integer constant expressions or that have integer
21540 constant operands without being INTEGER_CSTs.
21541 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21542 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21543 result is an integer constant expression or can be used in
21544 unevaluated parts of one and avoid folding and wrap as
21545 appropriate. Fold operands before possibly doing -Wsign-compare
21547 (build_compound_expr): Wrap result for C99 if operands can be used
21548 in integer constant expressions.
21549 (build_c_cast): Update call to digest_init. Do not ignore
21550 overflow from casting floating-point constants to integers. Wrap
21551 results that could be confused with integer constant expressions,
21552 null pointer constants or floating-point constants.
21553 (c_cast_expr): Update call to groktypename. Handle expressions
21554 included in type name.
21555 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21556 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21557 Update calls to convert_for_assignment.
21558 (convert_for_assignment): Take new parameter
21559 null_pointer_constant. Do not strip nops or call
21560 decl_constant_value_for_broken_optimization. Set
21561 in_late_binary_op for conversions to boolean.
21562 (store_init_value): Update call to digest_init.
21563 (digest_init): Take new parameter null_pointer_constant. Do not
21564 call decl_constant_value_for_broken_optimization. pedwarn for
21565 initializers not constant expressions. Update calls to
21566 convert_for_assignment.
21567 (constructor_nonconst): New.
21568 (struct constructor_stack): Add nonconst element.
21569 (really_start_incremental_init, push_init_level, pop_init_level):
21570 Handle constructor_nonconst and nonconst element.
21571 (set_init_index): Call constant_expression_warning for array
21573 (output_init_element): Fold value. Set constructor_nonconst as
21574 applicable. pedwarn for initializers not constant expressions.
21575 Update call to digest_init. Call constant_expression_warning
21576 where constant initializers are required.
21577 (process_init_element): Use c_save_expr.
21578 (c_finish_goto_ptr): Fold expression.
21579 (c_finish_return): Fold return value. Update call to
21580 convert_for_assignment.
21581 (c_start_case): Fold switch expression.
21582 (c_process_expr_stmt): Fold expression.
21583 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21584 ensure statement expression is not evaluated in constant expression.
21585 (build_binary_op): Track whether results are integer constant
21586 expressions or may occur in such, disable folding and wrap results
21587 as applicable. Fold operands for -Wsign-compare warnings unless
21589 (c_objc_common_truthvalue_conversion): Handle results folded to
21590 integer constants that are not integer constant expressions.
21591 * doc/extend.texi: Document when typeof operands are evaluated,
21592 that condition of __builtin_choose_expr is an integer constant
21593 expression, and more about use of __builtin_constant_p in
21596 2009-03-29 Richard Guenther <rguenther@suse.de>
21598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21599 propagate addresses of array references.
21601 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21603 * regmove.c (perhaps_ends_bb_p): Remove.
21604 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21605 from INSN and check that the main loop stays within that basic block.
21606 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21607 (regmove_forward_pass): Split out from regmove_optimize. Use
21608 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21609 (regmove_backward_pass): Split out from regmove_optimize. Use
21610 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21611 (regmove_optimize): Simplify.
21613 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21616 * config/i386/i386.c (classify_argument): Ignore flexible array
21617 member in struct and warn ABI change.
21619 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21621 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21623 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21624 (ix86_adjust_cost): Updated.
21626 2009-03-29 Jan Hubicka <jh@suse.cz>
21628 PR middle-end/28850
21629 * tree-pass.h (pass_cleanup_eh): New function.
21630 (remove_unreachable_regions): Break code handling RTL
21631 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21632 that can not be reached by runtime.
21633 (can_be_reached_by_runtime): New function.
21634 (label_to_region_map): New function.
21635 (num_eh_regions): New function.
21636 (rtl_remove_unreachable_regions): New function.
21637 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21638 (remove_eh_region): New function.
21639 * except.h: Include sbitmap and vecprim.
21640 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21641 num_eh_regions): Declare.
21642 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21643 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21644 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21645 (tree_empty_eh_handler_p): New function.
21646 (cleanup_empty_eh): New function.
21647 (cleanup_eh): New function.
21648 (pass_cleanup_eh): New function.
21650 2009-03-29 Jan Hubicka <jh@suse.cz>
21652 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21653 for removed regions.
21655 2009-03-29 Jan Hubicka <jh@suse.cz>
21657 * except.c (dump_eh_tree): Dump all datastructures.
21659 2009-03-29 Jan Hubicka <jh@suse.cz>
21661 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21662 (duplicate_eh_regions_1): Likewise.
21663 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21664 vector; call EH verification.
21665 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21666 Be ready for region being removed.
21668 2009-03-29 Jan Hubicka <jh@suse.cz>
21670 * bitmap.c (bitmap_last_set_bit): New function.
21671 * bitmap.h (bitmap_last_set_bit): Declare.
21673 2009-03-29 David Ayers <ayers@fsfe.org>
21676 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21677 by calling objc_compare_types and surpress warnings about
21678 incompatible C pointers that are compatible ObjC pointers.
21680 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21682 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21683 call initialize_inline_failed.
21684 (initialize_inline_failed): Move it from here ...
21685 * cgraph.c (initialize_inline_failed): ... to here.
21686 (cgraph_create_edge): Call initialize_inline_failed rather than
21687 setting inline_failed directly.
21689 2009-03-29 Ben Elliston <bje@au.ibm.com>
21692 * sysv4.opt (msdata): Improve comment.
21693 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21694 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21696 2009-03-29 Ben Elliston <bje@au.ibm.com>
21699 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21700 load and store attributes.
21702 2009-03-29 Ben Elliston <bje@au.ibm.com>
21704 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21705 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21706 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21707 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21708 __builtin_infq and __builtin_huge_valq.
21710 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21712 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21714 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21715 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21717 2009-03-28 Xinliang David Li <davidxl@google.com>
21719 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21720 (do_dbg_cnt): New function.
21722 2009-03-28 Jan Hubicka <jh@suse.cz>
21724 Merge from pretty-ipa:
21726 2009-03-27 Jan Hubicka <jh@suse.cz>
21728 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21729 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21730 * passes.c (function_called_by_processed_nodes_p): New.
21731 * ipa-pure-const.c (check_call): Fix handling of operands.
21732 (analyze_function): Dump debug output for skipped bodies.
21733 (local_pure_const): Use function_called_by_processed_nodes_p.
21734 * dwarf2out.c (reference_to_unused): Use output.
21735 * passes.c (do_per_function_toporder): Likewise.
21737 2008-11-12 Jan Hubicka <jh@suse.cz>
21739 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21740 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21741 state_set_in_source enum
21742 (check_decl): Ignore memory tags; do not set fake looping flags;
21744 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21745 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21746 (check_call, analyze_function): Rewrite.
21748 (add_new_function): Update call of analyze_function.
21749 (generate_summary): Add call of analyze_function.
21750 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21751 (local_pure_const): New function.
21752 (pass_local_pure_const): New pass.
21753 * ipa-inline.c (inline_transform): Set after_inlining.
21754 * tree-eh.c (stmt_can_throw_external): New.
21755 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21756 work with aliasing built.
21757 * tree-flow.h (stmt_can_throw_external): New.
21758 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21759 and local pure/const pass in early and late optimization queue.
21761 2009-03-28 Martin Jambor <mjambor@suse.cz>
21763 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21765 (fold_binary): Allow function decl aligment consideration is the
21766 second argument is integer constant one.
21767 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21768 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21769 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21771 2009-03-28 Jan Hubicka <jh@suse.cz>
21773 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21774 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21775 * function.h (rtl_data): Add nothrow flag.
21776 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21777 set DECL_NOTHROW for AVAILABLE functions.
21779 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21781 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21782 following vector keyword has expansion starting with pixel or bool
21783 keyword, expand vector to __vector and pixel or bool to __pixel or
21787 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
21788 warn_if_disallowed_function_p): Removed.
21789 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
21790 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
21791 warning_if_disallowed_function_p.
21792 * flags.h (warn_if_disallowed_function_p,
21793 warn_disallowed_functions): Removed.
21794 * common.opt (Wdisallowed-function-list=): Removed.
21795 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
21797 2009-03-28 Richard Guenther <rguenther@suse.de>
21799 PR tree-optimization/38723
21800 * tree-ssa-pre.c (compute_avail): Add all default definitions to
21803 2009-03-28 Jan Hubicka <jh@suse.cz>
21805 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21806 test introduced by my previous patch.
21808 2009-03-28 Richard Guenther <rguenther@suse.de>
21810 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
21811 the PHIs value undefined.
21813 2009-03-28 Jan Hubicka <jh@suse.cz>
21815 * tree-pass.h (pass_fixup_cfg): New pass.
21816 * ipa-inline.c (inline_transform): Set
21817 always_inline_functions_inlined/after_inlining.
21818 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
21819 (pass_fixup_cfg): New pass.
21820 * passes.c (init_optimization_passes): Add fixup_cfg.
21822 2009-03-28 Richard Guenther <rguenther@suse.de>
21824 PR tree-optimization/38458
21825 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
21826 argument use the arguments copy-of value.
21828 2009-03-28 Richard Guenther <rguenther@suse.de>
21830 PR tree-optimization/38180
21831 * tree-ssa-ccp.c (get_default_value): Simplify.
21832 (likely_value): Likewise.
21833 (surely_varying_stmt_p): Properly handle VOP case.
21834 (ccp_initialize): Likewise.
21835 (ccp_fold): Handle propagating through *&.
21836 (fold_const_aggregate_ref): Also handle decls.
21838 2009-03-28 Jan Hubicka <jh@suse.cz>
21840 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21841 * cgraph.h (cgraph_node): Likewise.
21842 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21843 (cgraph_reset_node): Use process flag.
21844 (cgraph_mark_functions_to_output): Likewise.
21845 (cgraph_expand_function): Likewise.
21846 (cgraph_expand_all_functions): Likewise.
21847 (cgraph_output_in_order): Likewise.
21848 * dwarf2out.c (reference_to_unused): Likewise.
21849 * passes.c do_per_function_toporder): Likewise.
21851 2009-03-28 Jan Hubicka <jh@suse.cz>
21853 Bring from lto-branch:
21855 2008-09-03 Doug Kwan <dougkwan@google.com>
21857 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21858 enums instead of reason strings.
21859 * cgraph.c (cgraph_create_edge): Same.
21860 (cgraph_inline_failed_string): New function.
21861 * cgraph.h (cgraph_inline_failed_t): New enum type.
21862 (cgraph_inline_failed_string): New prototype.
21863 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21864 char pointer to cgraph_inline_failed_t.
21865 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21866 (cgraph_default_inline_p): Ditto.
21867 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21868 to cgraph_inline_failed_t pointer.
21869 * cif-code.def: New file.
21870 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21872 (cgraph_check_inline_limits): Change type of REASON to pointer to
21873 cgraph_inline_failed_t. Replace reason strings with enums.
21874 (cgraph_default_inline_p): Ditto.
21875 (cgraph_recursive_inlining_p): Ditto.
21876 (update_caller_keys): Change type of FAILED_REASON to
21877 cgraph_inline_failed_t.
21878 (cgraph_set_inline_failed): Change type of REASON to pointer to
21879 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21880 convert enums to strings for text output.
21881 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21882 to be of type cgraph_inline_failed_t. Replace reason strings with
21883 enums. Call cgraph_inline_failed_string to covert enums
21884 to strings for text output.
21885 (cgraph_decide_inlining): Replace reason strings with enums.
21886 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21887 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21889 * tree-inline.c (expand_call_inline): Change type of REASON
21890 to cgraph_inline_failed_t. Replace reason strings with enums.
21891 Call cgraph_inline_failed_string for text output.
21892 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21895 2009-03-28 Jan Hubicka <jh@suse.cz>
21897 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21898 cgraph_clone_node): Remove master clone handling.
21899 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21900 * cgraph.h (master_clone): Remove.
21901 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21902 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21903 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21905 2009-03-28 Jan Hubicka <jh@suse.cz>
21907 * cgraph.c (cgraph_function_body_availability): Functions declared
21908 inline are always safe to assume that it is not going to be replaced.
21910 2009-03-28 Richard Guenther <rguenther@suse.de>
21912 PR tree-optimization/38513
21913 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21914 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21915 EXC_PTR_EXPR and FILTER_EXPR.
21916 (get_ref_from_reference_ops): Likewise.
21918 2009-03-28 Richard Guenther <rguenther@suse.de>
21920 PR tree-optimization/38968
21921 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21922 Use FLOOR_MOD_EXPR to compute misalignment.
21924 2009-03-28 Richard Guenther <rguenther@suse.de>
21926 PR tree-optimization/37795
21927 * tree.h (combine_comparisons): Declare.
21928 * fold-const.c (combine_comparisons): Export.
21929 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21931 (ifcombine_iforif): Use combine_comparisons.
21933 2009-03-28 Jan Hubicka <jh@suse.cz>
21935 * tree-eh.c (inlinable_call_p): New function.
21936 (make_eh_edges): Use it.
21937 (verify_eh_edges): Use it.
21938 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21939 * except.c (reachable_next_level): Add inlinable_function argument
21940 (sjlj_find_directly_reachable_regions): Update.
21941 (add_reachable_handler): Do not set saw_any_handlers.
21942 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21943 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21944 Add new inlinable call parameter.
21945 (can_throw_internal, can_throw_external): Update.
21946 * except.h (can_throw_internal_1, can_throw_external_1,
21947 foreach_reachable_handler): Update declaration.
21949 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21951 * config/arm/t-arm-coff, config/h8300/coff.h,
21952 config/i386/i386-aout.h, config/i386/i386-coff.h,
21953 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
21954 config/pdp11/2bsd.h, config/rs6000/aix41.h,
21955 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
21956 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
21957 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
21958 sys-types.h: Remove.
21959 * Makefile.in: Remove protoize and fixproto support and references
21961 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
21962 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
21964 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
21965 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
21966 unprotoize$(exeext).
21967 (rest.encap): Don't depend on $(STMP_FIXPROTO)
21968 (.PHONY): Don't depend on proto.
21969 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
21970 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
21971 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
21972 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
21973 build/gen-protos.o, build/scan.o, xsys-protos.h,
21974 build/fix-header$(build_exeext), build/fix-header.o,
21975 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
21976 stmp-install-fixproto): Remove.
21977 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
21978 SYSCALLS.c or fixproto files.
21979 (install-common): Don't install protoize.
21980 (install-headers-tar, install-headers-cpio, install-headers-cp):
21981 Don't depend on $(STMP_FIXPROTO).
21982 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
21983 install fixproto files or write out fixproto settings.
21984 (uninstall): Don't uninstall protoize.
21985 * config.gcc (use_fixproto): Remove.
21986 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
21987 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
21988 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
21989 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
21990 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
21991 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
21992 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
21993 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
21994 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
21995 * config/t-vxworks (STMP_FIXPROTO): Remove.
21996 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
21997 STMP_FIXPROTO): Remove.
21998 * config.in, configure: Regenerate.
21999 * crtstuff.c (gid_t, uid_t): Don't undefine.
22000 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22001 (arm-*-coff, arm-*-aout: Remove target entries.
22002 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22003 Remove mention of AIX 4.1.
22004 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22005 * doc/invoke.texi (Running Protoize): Remove.
22006 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22007 (Protoize Caveats): Remove.
22008 * tsystem.h: Update comments on headers assumed to exist.
22010 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22012 * genautomata.c: Add a new year to the copyright. Add a new
22014 (struct insn_reserv_decl): Add comments for member bypass_list.
22015 (find_bypass): Remove.
22016 (insert_bypass): New.
22017 (process_decls): Use insert_bypass.
22018 (output_internal_insn_latency_func): Output all bypasses with the
22019 same input insn in one switch case.
22021 * rtl.def (define_bypass): Describe bypass choice.
22022 * doc/md.texi (define_bypass): Ditto.
22024 2009-03-27 Richard Guenther <rguenther@suse.de>
22026 * gimplify.c (mark_addressable): Export.
22027 * tree-flow.h (mark_addressable): Declare.
22028 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22029 * tree-ssa.c (verify_phi_args): Verify that address taken
22030 variables have TREE_ADDRESSABLE set.
22032 2009-03-27 Richard Guenther <rguenther@suse.de>
22034 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22035 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22036 Do not mark decls TREE_ADDRESSABLE.
22037 (build_fold_addr_expr): Adjust.
22038 (fold_addr_expr): Remove.
22039 (fold_unary): Use build_fold_addr_expr.
22040 (fold_comparison): Likewise.
22041 (split_address_to_core_and_offset): Likewise.
22042 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22044 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22045 (gimplify_modify_expr_to_memcpy): Mark source and destination
22047 * omp-low.c (create_omp_child_function): Mark the object decl
22049 (lower_rec_input_clauses): Mark the var we take the address of
22051 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22053 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22055 PR middle-end/39315
22056 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22057 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22059 2009-03-27 Richard Guenther <rguenther@suse.de>
22061 PR tree-optimization/39120
22062 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22064 (handle_lhs_call): Process return constraints. Add escape
22065 constraints if necessary.
22066 (handle_const_call): Fill out return constraints. Make nested
22067 case more precise. Avoid consttmp if possible.
22068 (handle_pure_call): Fill out return constraints. Avoid
22069 callused if possible.
22070 (find_func_aliases): Simplify call handling.
22072 2009-03-27 Richard Guenther <rguenther@suse.de>
22074 PR tree-optimization/39120
22075 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22076 as a representative.
22077 (solve_graph): Do propagate CALLUSED.
22078 (handle_pure_call): Use a scalar constraint from CALLUSED for
22080 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22086 * c-common.c (handle_aligned_attribute): Properly check alignment
22087 overflow. Use (1U << i) instead of (1 << i).
22089 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22091 * expr.h (get_mem_align_offset): Updated.
22093 * tree.h (tree_decl_common): Change align to "unsigned int" and
22094 move it before pointer_alias_set.
22096 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22097 Jakub Jelinek <jakub@redhat.com>
22100 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22101 gr_register_operand with gr_reg_or_0_operand.
22102 (cmpxchg_rel_di): Likewise.
22103 (sync_lock_test_and_set<mode>): Likewise.
22105 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22107 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22108 (true_regnum): Likewise.
22110 * rtlanal.c (subreg_info): Moved to ...
22111 * rtl.h (subreg_info): Here. New.
22112 (subreg_get_info): New.
22114 * rtlanal.c (subreg_get_info): Make it extern.
22116 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22119 * config/i386/i386.c (ix86_abi): New.
22120 (override_options): Handle -mabi=.
22121 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22122 (ix86_call_abi_override): Likewise.
22123 (init_cumulative_args): Likewise.
22124 (function_arg_advance): Likewise.
22125 (function_arg_64): Likewise.
22126 (function_arg): Likewise.
22127 (ix86_pass_by_reference): Likewise.
22128 (ix86_function_value_regno_p): Likewise.
22129 (ix86_build_builtin_va_list_abi): Likewise.
22130 (setup_incoming_varargs_64): Likewise.
22131 (is_va_list_char_pointer): Likewise.
22132 (ix86_init_machine_status): Likewise.
22133 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22134 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22135 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22136 (ix86_function_abi): Make it static and return enum calling_abi.
22137 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22139 (ix86_fn_abi_va_list): Updated.
22141 * config/i386/i386.h (ix86_abi): New.
22142 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22143 (CONDITIONAL_REGISTER_USAGE): Likewise.
22144 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22145 (machine_function): Likewise.
22147 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22149 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22150 (STACK_BOUNDARY): Likewise.
22151 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22153 * config/i386/i386.opt (mabi=): New.
22155 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22156 return enum calling_abi.
22157 (ix86_function_type_abi): Likewise.
22158 (ix86_function_abi): Removed.
22160 * doc/invoke.texi: Document -mabi= option for x86.
22162 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22164 * builtins.c (real_dconstp): Delete.
22165 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22167 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22168 Jakub Jelinek <jakub@redhat.com>
22171 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22172 (gen_subprogram_die): When a function is explicit, generate the
22173 DW_AT_explicit attribute.
22174 * langhooks.h (struct lang_hooks_for_decls): Add
22175 function_decl_explicit_p langhook.
22176 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22177 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22179 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22181 * builtins.c (fold_builtin_memory_op): Optimize memmove
22182 into memcpy if we can prove source and destination don't overlap.
22184 * tree-inline.c: Include gt-tree-inline.h.
22185 (clone_fn_id_num): New variable.
22186 (clone_function_name): New function.
22187 (tree_function_versioning): Use it.
22188 * Makefile.in (GTFILES): Add tree-inline.c.
22190 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22192 * BASE-VER: Change to 4.5.0.
22194 2009-03-27 Xinliang David Li <davidxl@google.com>
22196 PR tree-optimization/39557
22197 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22199 2009-03-27 Xinliang David Li <davidxl@google.com>
22201 PR tree-optimization/39548
22202 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22205 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22207 * c-common.c (pointer_int_sum): Use %wd on return from
22210 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22212 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22213 on return from tree_low_cst.
22215 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22218 * ginclude/stdarg.h (va_copy): Define also for
22219 __GXX_EXPERIMENTAL_CXX0X__.
22221 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22224 * builtins.h (c_strlen): Do not warn here.
22225 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22226 * c-common.c (pointer_int_sum): Take an explicit location.
22227 Warn about offsets out of bounds.
22228 * c-common.h (pointer_int_sum): Adjust declaration.
22230 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22232 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22235 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22238 * opts.c (warn_if_disallowed_function_p): Don't assume
22239 get_callee_fndecl must return non-NULL.
22241 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22243 PR rtl-optimization/39522
22244 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22245 when reg_reloaded_valid is set.
22247 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22249 * config/spu/divv2df3.c: New file.
22250 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22251 (DPBIT_FUNCS): Filter out _div_df.
22253 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22255 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22256 a jump insn, count that jump in the distance to the loop start.
22258 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22261 * config/sh/sh.c (calc_live_regs): Fix condition for global
22262 registers except PIC_OFFSET_TABLE_REGNUM.
22264 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22267 * doc/invoke.texi (-mconsole): New.
22269 (-mno-cygwin): New.
22271 (-mnop-fun-dllimport): New.
22275 (sub section "i386 and x86-64 Windows Options"): New.
22277 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22279 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22280 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22282 2009-03-25 Richard Guenther <rguenther@suse.de>
22284 PR middle-end/39497
22285 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22288 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22290 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22291 neither of haifa/selective schedulers are working.
22293 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22295 * doc/invoke.texi (Debugging Options): Fix description of
22296 -fno-merge-debug-strings.
22298 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22300 * config/cris/libgcc.ver: New version-script.
22301 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22303 * configure.ac <GAS features, nop mnemonic>: Add pattern
22304 crisv32-*-* for "nop".
22305 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22306 * configure: Regenerate.
22308 2009-03-24 Ira Rosen <irar@il.ibm.com>
22310 PR tree-optimization/39529
22311 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22312 mark_sym_for_renaming for the tag copied to the new vector
22315 2009-03-24 Arthur Loiret <aloiret@debian.org>
22317 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22318 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22319 EXTRA_SPEC_FUNCTIONS.
22320 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22321 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22322 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22323 -march and -mtune options.
22325 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22327 * config/m68k/t-rtems: Add m5329 multilib.
22329 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22330 Jakub Jelinek <jakub@redhat.com>
22333 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22336 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22339 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22340 instead of c_parser_expression_conv, if original_code isn't one of the
22341 4 allowed comparison codes, fail.
22343 2009-03-23 Richard Guenther <rguenther@suse.de>
22345 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22346 * tree.h (struct tree_type): Likewise.
22347 * reload.h (struct insn_chain): Likewise.
22348 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22349 * function.h (struct function): Likewise.
22350 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22352 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22354 PR tree-optimization/39516
22355 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22357 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22359 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22360 should be set true if BITS_PER_WORD of target is bigger than 32
22362 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22364 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22365 Translate -B-options to -rpath-link. Correct existing
22366 rpath-link and conditionalize on !nostdlib.
22368 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22370 * doc/extend.texi (Function Attributes, Variable Attributes):
22372 * doc/invoke.texi (Debugging Options, Optimize Options)
22373 (i386 and x86-64 Options, MCore Options): Likewise.
22375 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22378 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22379 it for block local namespace aliases.
22380 (gen_decl_die): Pass context_die to gen_namespace_die.
22382 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22385 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22386 minimum or maximum value.
22388 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22390 * reginfo.c (globalize_reg): Recompute derived reg sets.
22392 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22395 * libgcc2.c (mprotect): Do not use signed arguments for
22396 VirtualProtect, use DWORD arguments. Also fix the 'may
22397 be used uninitialized' warning for the np variable.
22399 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22402 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22403 functions using regparm calling conventions when not optimizing.
22404 (ix86_function_sseregparm): Similarly for sseregparm calling
22407 2009-03-19 Li Feng <nemokingdom@gmail.com>
22409 PR middle-end/39500
22410 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22411 dependence if the first conflict is after niter iterations.
22413 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22415 PR middle-end/38609
22416 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22417 functions with dynamic stack-pointer adjustments.
22419 2009-03-19 Ben Elliston <bje@au.ibm.com>
22421 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22422 option; change to -msdata=data.
22424 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22426 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22429 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22432 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22434 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22436 * doc/invoke.texi (Code Gen Options): Expand discussion of
22439 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22441 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22442 * matrix-reorg.c (struct matrix_info): Likewise.
22443 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22444 * rtl.h (struct mem_attrs): Likewise.
22445 * df.h (struct df): Likewise.
22446 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22447 * ira-int.h (struct ira_allocno): Likewise.
22448 * df-scan.c (struct df_collection_rec): Likewise.
22449 * ira.c (struct equivalence): Likewise.
22450 * function.c (struct temp_slot): Likewise.
22451 * cfgloop.h (struct loop): Likewise.
22454 * function.c (use_register_for_decl): When not optimizing, disregard
22455 register keyword for variables with types containing methods.
22457 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22459 PR middle-end/39447
22460 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22461 (is_simple_operand): Call contains_component_ref_p before calling data
22462 reference analysis that would fail on COMPONENT_REFs.
22464 * tree-vrp.c (search_for_addr_array): Fix formatting.
22466 2009-03-18 Richard Guenther <rguenther@suse.de>
22468 * tree-vect-transform.c (vect_loop_versioning): Fold the
22469 generated comparisons.
22470 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22471 (slpeel_tree_peel_loop_to_edge): Likewise.
22473 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22475 PR middle-end/37805
22476 * opts.c (print_specific_help): In addition to `undocumented',
22477 accept `separate' and `joined' flags if passed alone. Describe
22478 output by the first matched one of those.
22479 (common_handle_option): Skip over empty strings.
22480 * gcc.c (display_help): Fix help string for `--help='.
22481 * doc/invoke.texi (Option Summary, Overall Options): With
22482 `--help=', classes and qualifiers can both be repeated, but
22483 only the latter can be negated. One should not pass only
22484 negated qualifiers. Fix markup and examples.
22487 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22488 PR middle-end/37805
22489 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22490 and -fhelp=separate.
22492 2009-03-17 Jing Yu <jingyu@google.com>
22494 PR middle-end/39378
22495 * function.h (struct rtl_data): Move is_thunk from here...
22496 (struct function): ...to here.
22497 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22498 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22500 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22502 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22503 (alpha_output_function_end_prologue): Likewise.
22504 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22505 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22506 (rs6000_output_function_epilogue): Likewise.
22507 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22509 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22512 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22513 from different units in a single alternative.
22514 (*truncdfsf_i387): Ditto.
22515 (*truncxfsf2_mixed): Ditto.
22516 (*truncxfdf2_mixed): Ditto.
22518 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22520 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22521 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22524 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22525 unused non-artificial variables when not optimizing.
22528 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22529 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22530 NAMESPACE_DECL in its DECL_INITIAL.
22532 PR middle-end/39443
22533 * optabs.c (set_user_assembler_libfunc): New function.
22534 * expr.h (set_user_assembler_libfunc): New prototype.
22535 * c-common.c: Include libfuncs.h.
22536 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22537 for memcmp, memset, memcpy, memmove and abort.
22538 * Makefile.in (c-common.o): Depend on libfuncs.h.
22541 * dwarf2out.c (gen_inlined_enumeration_type_die,
22542 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22543 gen_tagged_type_instantiation_die): Removed.
22544 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22547 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22550 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22552 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22553 (check-parallel-%): Ditto.
22554 (check-consistency): Ditto.
22556 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22558 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22559 local variable rhs by NULL_TREE.
22561 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22564 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22566 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22569 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22571 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22574 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22575 for ms->sysv ABI calls only in 64bit mode.
22577 * config/i386/i386.md (untyped_call): Support 32bit.
22579 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22581 * doc/extend.texi: Replace x86_65 with x86_64.
22583 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22585 PR tree-optimization/39455
22586 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22587 mismatches for POINTER_TYPE_P (type).
22588 (number_of_iterations_le): Likewise.
22590 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22592 * config/picochip/picochip.c: Removed profiling support.
22593 * config/picochip/picochip.md: Removed profiling instruction.
22594 * config/picochip/picochip.h: Removed profiling builtin.
22596 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22598 * doc/install.texi (--with-host-libstdcxx): Document.
22600 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22603 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22604 generate a warning if the function name does not begin with
22605 "__vector" and the function has either the 'signal' or 'interrupt'
22606 attribute, from here to ...
22607 (avr_declare_function_name): ...here. New function.
22608 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22609 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22611 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22614 * cse.c (fold_rtx): Don't modify original const_arg1 when
22615 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22616 separate variable instead.
22617 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22618 from out of range shift counts.
22619 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22621 2009-03-13 Catherine Moore <clm@codesourcery.com>
22623 * config/i386/x-mingw32 (host-mingw32.o): Replace
22624 diagnostic.h with $(DIAGNOSTIC_H).
22626 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22629 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22631 * config/i386/sync.md (sync_compare_and_swap<mode>,
22632 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22633 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22635 (sync_double_compare_and_swapdi_pic,
22636 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22637 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22639 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22642 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22644 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22647 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22648 (avx_addsubv4df3): Likewise.
22649 (*avx_addsubv4sf3): Likewise.
22650 (sse3_addsubv4sf3): Likewise.
22652 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22655 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22657 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22660 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22661 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22662 registers for allocnos created from user-defined variables.
22664 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22667 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22668 of non-integer mode as well.
22670 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22672 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22673 for functions for which the parameter types are unknown.
22675 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22678 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22679 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22680 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22681 * config/i386/i386.c (ix86_local_alignment): For
22682 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22683 long long variables on the stack to avoid dynamic realignment.
22684 Allow the first argument to be a decl rather than type.
22685 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22687 2009-03-11 Nick Clifton <nickc@redhat.com>
22690 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22692 Add description to mno-lsim option.
22693 * config/mcore/mcore.h: Remove comment about deprecated m4align
22695 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22696 * doc/invoke.texi: Add description of mno-lsim and
22697 mstack-increment options.
22699 * config/fr30/fr30.opt: Document the -mno-lsim option.
22700 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22701 and -mno-lsim options.
22703 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22705 * fold-const.c (fold_comparison): Only call fold_inf_compare
22706 if the mode supports infinities.
22708 2009-03-11 Jason Merrill <jason@redhat.com>
22711 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22712 end already did. Notice GIMPLE_CALL modifications of the result.
22713 Don't copy debug information from an ignored decl or a decl from
22716 2009-03-10 Richard Guenther <rguenther@suse.de>
22717 Nathan Froyd <froydnj@codesourcery.com>
22719 PR middle-end/37850
22720 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22721 (__divMODE3): Likewise.
22723 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22725 PR tree-optimization/39394
22726 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22727 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22729 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22731 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22732 inline asms for register asm ("") declarations.
22734 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22736 * fold-const.c (fold_unary): Fix comment.
22738 2009-03-07 Jan Hubicka <jh@suse.cz>
22741 * tree-inline.c (setup_one_parameter): Do replacement of const
22742 argument by constant in SSA form.
22744 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22746 PR middle-end/38028
22747 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22748 determine alignment passed to assign_stack_local.
22749 (assign_parms_unsplit_complex): Likewise.
22750 * except.c (sjlj_build_landing_pads): Likewise.
22752 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22754 PR middle-end/39360
22755 * tree-flow.h (add_referenced_var): Return bool instead of void.
22756 * tree-dfa.c (add_referenced_var): Return result of
22757 referenced_var_check_and_insert call.
22758 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22759 of referenced_var_check_and_insert.
22762 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22763 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22764 DIE, don't emit it if abstract origin already has it.
22765 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22766 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22768 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22770 * genpreds.c (needs_variable): Fix parentheses at variable name
22772 (write_tm_constrs_h): Indent generated code.
22774 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22776 * doc/extend.texi (Function Attributes): Add documentation
22777 for isr attributes.
22779 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22782 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
22783 take locus from its DECL_SOURCE_LOCATION instead of input_location.
22785 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22787 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
22790 2009-03-05 Jakub Jelinek <jakub@redhat.com>
22793 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
22794 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
22796 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
22798 * config/i386/i386.md (R8_REG, R9_REG): New constants.
22799 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
22800 constants instead of magic numbers.
22801 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
22803 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
22804 (x86_64_ms_abi_int_parameter_registers): Ditto.
22805 (x86_64_int_return_registers): Ditto.
22806 (ix86_maybe_switch_abi): Ditto.
22807 (ix86_expand_call): Ditto for clobbered_registers array.
22808 (ix86_hard_regno_mode_ok): Ditto.
22809 (x86_extended_QIreg_mentioned_p): Ditto.
22811 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
22813 PR tree-optimization/39349
22814 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
22816 * combine.c (gen_lowpart_for_combine): Use omode when generating
22819 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
22821 PR rtl-optimization/39235
22822 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
22824 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22826 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
22828 2009-03-04 Richard Guenther <rguenther@suse.de>
22830 PR tree-optimization/39362
22831 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
22832 that occur in abnormal PHIs should be varying.
22834 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22836 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
22838 (simple_iv): Take loop as an argument instead of statement.
22839 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22840 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22842 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22844 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22845 * matrix-reorg.c (analyze_transpose): Ditto.
22846 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22847 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22848 * tree-predcom.c (ref_at_iteration): Ditto.
22849 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22851 2009-03-04 Richard Guenther <rguenther@suse.de>
22853 PR tree-optimization/39358
22854 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22855 escaped_id and callused_id.
22856 (solve_graph): Likewise.
22858 2009-03-04 Richard Guenther <rguenther@suse.de>
22860 PR tree-optimization/39339
22861 * tree-sra.c (try_instantiate_multiple_fields): Make it
22862 no longer ICE on the above.
22864 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22866 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22867 that fits within Pmode.
22869 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22871 PR middle-end/10109
22872 * tm.texi (LIBCALL_VALUE): Update description.
22874 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22876 PR middle-end/34443
22877 * doc/extend.texi (section): Update description.
22879 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22881 PR middle-end/39345
22882 * tree-inline.c (remapped_type): New.
22883 (can_be_nonlocal): Call remapped_type instead of remap_type.
22885 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22888 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22889 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22891 2009-03-03 Richard Guenther <rguenther@suse.de>
22893 PR middle-end/39272
22894 * tree.c (tree_nonartificial_location): New function.
22895 * tree.h (tree_nonartificial_location): Declare.
22896 * builtins.c (expand_builtin_memory_chk): Provide location
22897 of the call location for artificial function pieces.
22898 (maybe_emit_chk_warning): Likewise.
22899 (maybe_emit_sprintf_chk_warning): Likewise.
22900 (maybe_emit_free_warning): Likewise.
22901 * expr.c (expand_expr_real_1): Likewise.
22903 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22905 PR tree-optimization/39343
22906 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22907 COMPONENT_REF t has ARRAY_TYPE.
22909 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22911 PR middle-end/39335
22912 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22913 when the type precision of the induction variable should be
22914 larger than the type precision of nit.
22915 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22916 * graphite.c (graphite_loop_normal_form): Same.
22917 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22919 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22921 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22922 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22923 numbers to describe clobbered registers.
22924 (*call_value_0_rex64_ms_sysv): Ditto.
22925 * config/i386/mmx.md (mmx_emms): Ditto.
22926 (mmx_femms): Ditto.
22928 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22930 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22933 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22935 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22936 (spu_section_type_flags): New function.
22938 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22940 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22941 reg_class_contents of FLOAT_REGS into a temporary.
22943 2009-03-02 Richard Guenther <rguenther@suse.de>
22944 Ira Rosen <irar@il.ibm.com>
22946 PR tree-optimization/39318
22947 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22948 information to the vectorized statement.
22950 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22952 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
22953 variable. Use defined names instead of magic constants for REX SSE
22956 2009-03-01 Richard Guenther <rguenther@suse.de>
22958 PR tree-optimization/39331
22959 * omp-low.c (lower_send_shared_vars): Do not receive new
22960 values for the reference of DECL_BY_REFERENCE parms or results.
22962 2009-03-01 Jan Hubicka <jh@suse.cz>
22965 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
22966 BLOCK_NONLOCALIZED_VAR): New macros.
22967 (tree_block): Add nonlocalized_vars.
22968 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
22969 gen_decl_die): Add origin argument. Allow generation of die with
22970 origin at hand only.
22971 (gen_member_die, gen_type_die_with_usage, force_decl_die,
22972 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
22974 (gen_block_die): Fix checking for unused blocks.
22975 (process_scope_var): Break out from .... ; work with origins only.
22976 (decls_for_scope) ... here; process nonlocalized list.
22977 (dwarf2out_ignore_block): Look for nonlocalized vars.
22978 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
22980 (dump_scope_block): Dump them.
22981 * tree-inline.c (remap_decls): Handle nonlocalized vars.
22982 (remap_block): Likewise.
22983 (can_be_nonlocal): New predicate.
22984 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
22986 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22988 * configure: Regenerate.
22990 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22992 * optc-gen.awk: No need to duplicate option flags twice.
22993 Reuse help texts for duplicate options which do not have any.
22995 * gcc.c (display_help): Document --version.
22997 * gcc.c (main): If print_help_list and verbose_flag, ensure
22998 driver output comes before subprocess output.
23000 * optc-gen.awk: Assign all remaining fields to help string,
23001 space-separated, for multi-line help in *.opt.
23003 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23004 -Wno-pedantic-ms-format is for MinGW targets only.
23006 * doc/options.texi (Option file format): Fix bad indentation,
23007 restoring dropped sentence.
23009 2009-02-28 Jan Hubicka <jh@suse.cz>
23011 * tree-inline.c (tree_function_versioning): Output debug info.
23013 2009-02-28 Jan Hubicka <jh@suse.cz>
23016 * tree-inline.c (setup_one_parameter): Do not copy propagate
23017 arguments when not optimizing.
23019 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23022 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23023 (avx_addsubv4df3): Likewise.
23024 (*avx_addsubv4sf3): Likewise.
23025 (sse3_addsubv4sf3): Likewise.
23026 (*avx_addsubv2df3): Likewise.
23027 (sse3_addsubv2df3): Likewise.
23028 (avx_unpckhps256): Correct item selectors.
23029 (avx_unpcklps256): Likewise.
23030 (avx_unpckhpd256): Likewise.
23031 (avx_unpcklpd256): Likewise.
23033 2009-02-28 Jan Hubicka <jh@suse.cz>
23035 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23037 (copy_arguments_for_versioning): If var is declared don't declare it.
23038 (tree_function_versioning): First setup substitutions and then copy
23041 2009-02-27 Jan Hubicka <jh@suse.cz>
23044 * cgraph.h (varpool_output_debug_info): Remove.
23045 * cgraphunit.c (varpool_output_debug_info): Remove.
23046 * dwarf2out.c (deferred_locations_struct): New struct
23047 (deferred_locations): New type.
23048 (deferred_locations_list): New static var.
23049 (deffer_location): New function.
23050 (gen_variable_die): Use it.
23051 (decls_for_scope): Output info on local static vars.
23052 (dwarf2out_finish): Process deferred locations.
23053 * varpool.c (varpool_output_debug_info): Remove.
23055 2009-02-27 Jan Hubicka <jh@suse.cz>
23058 * tree.h (TREE_PROTECTED): Fix comment.
23059 (BLOCK_HANDLER_BLOCK): Remove.
23060 (struct tree_block): Remove handler_block add body_block.
23061 (inlined_function_outer_scope_p): New.
23062 (is_body_block): Remove.
23063 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23064 * dwarf2out.c (is_inlined_entry_point): Remove.
23065 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23066 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23068 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23069 * gimplify.c (gimplify_expr): Gimplify body blocks.
23070 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23071 block with multiple subblocks.
23072 (dump_scope_block): Prettier output; dump more flags and info.
23073 (dump_scope_blocks): New.
23074 (remove_unused_locals): Use dump_scope_blocks.
23075 * tree-flow.h (dump_scope_blocks): Declare.
23076 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23077 * stmt.c (is_body_block): Remove.
23078 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23079 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23081 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23083 PR middle-end/39308
23084 * graphite.c (graphite_loop_normal_form): Do not call
23085 number_of_iterations_exit from a gcc_assert.
23087 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23089 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23090 jumps if COND is NULL.
23091 (find_cond_jump): New function.
23092 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23093 * config/s390/s390.md: Remove z10_cobra attribute value.
23095 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23097 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23098 force_const_mem returns NULL_RTX.
23100 2009-02-26 Jan Hubicka <jh@suse.cz>
23103 * cgraph.h (varpool_output_debug_info): Remove.
23104 * cgraphunit.c (varpool_output_debug_info): Remove.
23105 * dwarf2out.c (deferred_locations_struct): New struct
23106 (deferred_locations): New type.
23107 (deferred_locations_list): New static var.
23108 (deffer_location): New function.
23109 (gen_variable_die): Use it.
23110 (decls_for_scope): Output info on local static vars.
23111 (dwarf2out_finish): Process deferred locations.
23112 * varpool.c (varpool_output_debug_info): Remove.
23114 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23116 PR rtl-optimization/39241
23117 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23118 to subreg_offset_representable_p.
23120 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23122 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23123 execute function prototype. Get f and nregs from max_reg_num
23124 and get_insns. Remove the first backward pass as it's dead,
23125 guard the forward pass by flag_expensive_optimizations.
23126 (rest_of_handle_regmove): Delete.
23127 (pass_regmove): Replace it with regmove_optimize.
23129 2009-02-25 Martin Jambor <mjambor@suse.cz>
23131 PR tree-optimization/39259
23132 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23133 calls_alloca function flags.
23134 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23135 calls are detected.
23137 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23139 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23140 flags_set_1_rtx, flags_set_1_set): Delete.
23141 (regmove_optimize): Do not call mark_flags_life_zones.
23143 2009-02-24 Julian Brown <julian@codesourcery.com>
23146 * config/arm/arm.c (require_pic_register): Only set
23147 cfun->machine->pic_reg once per function.
23149 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23151 * doc/invoke.texi (Link Options): Document an easier way to pass
23152 options that take arguments to the GNU linker using -Xlinker and -Wl.
23154 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23157 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23159 2009-02-24 Richard Guenther <rguenther@suse.de>
23162 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23164 2009-02-24 Richard Guenther <rguenther@suse.de>
23165 Zdenek Dvorak <ook@ucw.cz>
23167 PR tree-optimization/39233
23168 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23169 from converting them to a generic type.
23171 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23173 PR tree-optimization/39260
23174 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23175 contains a condition with a real type.
23176 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23178 2009-02-23 Jason Merrill <jason@redhat.com>
23181 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23182 narrowing_initializer_constant_valid_p.
23183 (narrowing_initializer_constant_valid_p): Don't return
23184 null_pointer_node for adding a pointer to itself.
23186 2009-02-23 Jan Hubicka <jh@suse.cz>
23189 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23192 2009-02-23 Jan Hubicka <jh@suse.cz>
23194 PR tree-optimization/37709
23195 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23196 * tree.h (block_ultimate_origin): Declare.
23197 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23198 * tree-ssa-live.c (remove_unused_scope_block_p):
23199 Eliminate blocks containig no instructions nor live variables nor
23201 (dump_scope_block): New function.
23202 (remove_unused_locals): Enable removal of dead blocks by default;
23203 enable dumping at TDF_DETAILS.
23205 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23207 * config/i386/i386.c (classify_argument): Don't allow COImode
23209 (function_arg_advance_32): Don't allow OImode.
23210 (function_arg_32): Likewise.
23211 (function_value_32): Likewise.
23212 (return_in_memory_32): Likewise.
23213 (function_arg_64): Remove OImode comment.
23215 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23218 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23219 ix86_expand_vector_set for V4DImode in 64bit mode only.
23220 (ix86_expand_vector_init_one_var): Likewise.
23222 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23224 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23226 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23229 * loop-iv.c: Revert last change.
23230 * emit-rtl.c: Likewise.
23232 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23235 * config/i386/i386.c (type_natural_mode): Remove an extra
23236 space in the warning message.
23237 (function_value_32): Handle 32-byte vector modes.
23238 (return_in_memory_32): Likewise.
23240 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23242 * loop-iv.c (truncate_value): New function.
23243 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23245 (lowpart_subreg): Move to...
23246 * emit-rtl.c: ...here.
23248 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23250 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23251 accidental and undocumented change at revision 140860.
23253 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23255 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23256 take gimple_seq * arguments.
23257 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23258 types_compatible_p langhook.
23260 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23261 Joseph Myers <joseph@codesourcery.com>
23263 * config/arm/arm.c (arm_builtin_va_list): New function.
23264 (arm_expand_builtin_va_start): Likewise.
23265 (arm_gimplify_va_arg_expr): Likewise.
23266 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23267 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23268 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23269 (va_list_type): New variable.
23270 (arm_mangle_type): Mangle va_list_type appropriately.
23272 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23274 PR middle-end/39157
23275 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23276 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23277 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23278 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23279 parameter to 1000 for -O1 by default.
23280 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23282 * loop-invariant.c: Include params.h.
23283 (move_loop_invariants): Don't call move_single_loop_invariants on
23286 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23288 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23289 offset when calculating bounds for indexing stack_usage_map. Fixes
23290 a buffer overflow with certain target setups.
23292 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23295 * calls.c (expand_call): Clear try_tail_call if caller and callee
23296 disagree in promotion of function return value.
23298 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23301 * c-common.c (c_determine_visibility): If visibility changed and
23302 DECL_RTL has been already set, call make_decl_rtl to update symbol
23305 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23308 * varasm.c (assemble_variable): Don't check DECL_NAME when
23309 globalizing a variable.
23311 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23314 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23315 expression before any __builtin_trap call.
23316 * c-typeck.c (build_function_call): Convert and check function
23317 arguments before generating a call to a trap. Evaluate the
23318 function arguments before the trap.
23320 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23323 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23324 (UNSPEC_FXAM_MEM): New unspec.
23325 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23326 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23327 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23329 2009-02-19 Richard Guenther <rguenther@suse.de>
23331 PR tree-optimization/39207
23332 PR tree-optimization/39074
23333 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23334 storedanything_tree): New.
23335 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23336 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23337 (build_succ_graph): Add edges from STOREDANYTHING to all
23339 (init_base_vars): Initialize STOREDANYTHING.
23340 (compute_points_to_sets): Free substitution info after
23341 building the succ graph.
23342 (ipa_pta_execute): Likewise.
23344 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23346 (do_ds_constraint): Do not add to special var or non-pointer
23348 (type_could_have_pointers): Split out from ...
23349 (could_have_pointers): ... here. For arrays use the element type.
23350 (create_variable_info_for): Initialize may_have_pointers.
23351 (new_var_info): Likewise.
23352 (handle_lhs_call): Make the HEAP variable unknown-sized.
23353 (intra_create_variable_infos): Use a type with pointers for
23354 PARM_NOALIAS, make it unknown-sized.
23356 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23359 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23361 2009-02-18 Jason Merrill <jason@redhat.com>
23364 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23365 value if DECL_EXTERNAL.
23366 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23367 * target.h (gcc_target::binds_local_p): Clarify "module".
23368 * tree.h (TREE_PUBLIC): Clarify "module".
23370 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23373 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23374 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23376 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23379 * c.opt (Wabi): Support C and ObjC.
23382 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23384 * config/i386/i386.c (classify_argument): Warn once about the ABI
23385 change when passing union with long double.
23387 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23389 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23392 * c-parser.c (c_parser_compound_statement): Always enter and leave
23395 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23398 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23400 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23402 PR tree-optimization/36922
23403 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23404 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23407 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23409 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23412 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23414 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23416 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23418 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23421 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23422 Richard Sandiford <rdsandiford@googlemail.com>
23424 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23425 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23426 (loongson_biadd): ...this.
23428 2009-02-17 Richard Guenther <rguenther@suse.de>
23430 PR tree-optimization/39202
23431 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23432 a var make sure to follow existing collapses.
23434 2009-02-17 Richard Guenther <rguenther@suse.de>
23436 PR middle-end/39214
23437 * langhooks.c (lhd_print_error_function): Check for NULL block.
23439 2009-02-17 Richard Guenther <rguenther@suse.de>
23441 PR tree-optimization/39204
23442 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23445 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23447 * config/soft-fp/double.h: Update from glibc CVS.
23449 2009-02-17 Richard Guenther <rguenther@suse.de>
23451 PR tree-optimization/39207
23452 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23453 strict-aliasing warnings for pointers pointing to NULL.
23455 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23458 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23459 skipping until next close brace.
23461 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23464 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23465 to function argument boundary.
23467 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23469 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23470 in the lea_add. Reload eventually constraints it properly.
23471 * config/picochip/constraints.md: Remove the target constraint
23472 "b", since it is not needed anymore.
23474 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23476 * gthr-dce.h: Uglify function parameter and local variable names.
23477 * gthr-gnat.h: Likewise.
23478 * gthr-mipssde.h: Likewise.
23479 * gthr-nks.h: Likewise.
23480 * gthr-posix95.h: Likewise.
23481 * gthr-posix.h: Likewise.
23482 * gthr-rtems.h: Likewise.
23483 * gthr-single.h: Likewise.
23484 * gthr-solaris.h: Likewise.
23485 * gthr-tpf.h: Likewise.
23486 * gthr-vxworks.h: Likewise.
23487 * gthr-win32.h: Likewise.
23489 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23492 * config/i386/i386.md: Restrict the new peephole2 to move
23493 between MMX/SSE registers.
23495 2009-02-15 Richard Guenther <rguenther@suse.de>
23498 2009-02-13 Richard Guenther <rguenther@suse.de>
23500 * configure.ac: Enable LFS.
23501 * configure: Re-generate.
23502 * config.in: Likewise.
23504 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23506 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23507 spu_srqwbyte, spu_srqwbytebc): Define.
23508 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23509 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23510 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23511 "shrqby_<mode>"): New insn-and-split patterns.
23512 * config/spu/spu.c (expand_builtin_args): Determine and return
23513 number of operands using spu_builtin_description data.
23514 (spu_expand_builtin_1): Use it.
23516 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23519 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23522 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23525 * config/i386/i386.c (override_options): Correct warning
23526 messages for -malign-loops, -malign-jumps and -malign-functions.
23528 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23531 * config/i386/i386.md: Restrict the new peephole2 to move
23532 between the general purpose registers.
23534 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23537 * config/i386/i386.c (type_natural_mode): Add a new argument.
23538 Return the original mode and warn ABI change if vector size is 32byte.
23539 (function_arg_advance): Updated.
23540 (function_arg): Likewise.
23541 (ix86_function_value): Likewise.
23542 (ix86_return_in_memory): Likewise.
23543 (ix86_sol10_return_in_memory): Likewise.
23544 (ix86_gimplify_va_arg): Likewise.
23545 (function_arg_32): Don't warn ABX ABI change here.
23546 (function_arg_64): Likewise.
23548 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23550 * loop-iv.c (implies_p): In the final case, test that operands 0
23551 of the two comparisons match.
23553 * config/bfin/bfin.c (find_prev_insn_start): New function.
23554 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23555 (find_next_insn_start): Move.
23557 2009-02-13 Richard Guenther <rguenther@suse.de>
23559 * configure.ac: Enable LFS.
23560 * configure: Re-generate.
23561 * config.in: Likewise.
23563 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23566 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23567 sizes on syntax error after some arguments have been parsed.
23569 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23571 * doc/invoke.texi (-fira): Remove.
23573 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23575 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23576 * recog.c: Likewise.
23579 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23581 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23582 (umul_ppmm): Likewise.
23583 (count_leading_zeros): Likewise.
23584 (count_trailing_zeros): Likewise.
23585 (UMUL_TIME): Likewise.
23587 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23589 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23590 soft-fp/t-softfp to tmake_file.
23592 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23593 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23594 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23595 IA64_BUILTIN_INFQ]: New.
23596 (ia64_init_builtins): Initialize __builtin_infq,
23597 __builtin_fabsq and __builtin_copysignq if not HPUX.
23598 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23599 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23601 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23603 (__fixtfti): Likewise.
23604 (__fixunstfti): Likewise.
23605 (__floattitf): Likewise.
23607 * config/ia64/libgcc-glibc.ver: New.
23608 * config/ia64/t-fprules-softfp: Likewise.
23609 * config/ia64/sfp-machine.h: Likewise.
23611 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23612 (LIBGCC2_TF_CEXT): Likewise.
23613 (TF_SIZE): Likewise.
23614 (TARGET_INIT_LIBFUNCS): Likewise.
23616 * config/ia64/t-glibc (SHLINB_MAPFILES):
23617 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23619 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23621 * config/i386/i386.c (construct_container): Rewrite processing
23622 BLKmode with X86_64_SSE_CLASS.
23624 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23627 * config/i386/i386.md: Replace simplify_replace_rtx with
23628 replace_rtx in the new peephole2.
23630 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23632 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23633 loop unrolling do not happen at -O2.
23635 2009-02-12 Michael Matz <matz@suse.de>
23637 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23639 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23641 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23644 2009-02-12 Ben Elliston <bje@au.ibm.com>
23646 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23647 patterns when updating the back chain. Missed in the 2009-02-10
23650 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23652 * doc/extend.texi (Decimal Floating Types): Update identifier of
23653 draft TR and list of missing support.
23655 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23657 PR middle-end/39154
23658 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23659 bit to variable length decl's flags, add it also to its
23660 pointer replacement variable.
23662 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23663 Jakub Jelinek <jakub@redhat.com>
23666 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23667 (memory_blockage): New expander.
23668 (*memory_blockage): New insn pattern.
23669 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23670 instead of general blockage at the end of function prologue when
23671 frame pointer is used to access red zone area. Do not emit blockage
23672 when profiling, it is emitted in generic code.
23673 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23674 function epilogue when frame pointer is used to access red zone area.
23676 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23679 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23680 by arithmetic with memory operands.
23681 * config/i386/predicates.md (commutative_operator): New.
23683 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23685 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23688 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23690 * alias.h (record_alias_subset): Declare.
23691 * alias.c (record_alias_subset): Make global.
23693 2009-02-10 Nick Clifton <nickc@redhat.com>
23695 * tree-parloops.c: Change license to GPLv3.
23696 * ipa-struct-reorg.c: Change license to GPLv3.
23697 * ipa-struct-reorg.h: Change license to GPLv3.
23699 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23702 * c-decl.c (start_struct): Return NULL on error.
23704 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23706 PR middle-end/39124
23707 * cfgloopmanip.c (remove_path): Call remove_bbs after
23708 cancel_loop_tree, not before it.
23711 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23712 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23713 VAR_DECLs were seen.
23714 * tree-ssa-live.c (remove_unused_locals): Recompute
23715 cfun->has_local_explicit_reg_vars.
23716 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23717 copies or clearings if cfun->has_local_explicit_reg_vars.
23719 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23722 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23723 of function prologue when frame pointer is used to access
23726 2009-02-10 Richard Guenther <rguenther@suse.de>
23728 PR middle-end/39127
23729 * gimplify.c (gimple_regimplify_operands): Always look if
23730 we need to create a temporary.
23732 2009-02-10 Richard Guenther <rguenther@suse.de>
23734 PR tree-optimization/39132
23735 * tree-loop-distribution.c (todo): New global var.
23736 (generate_memset_zero): Trigger TODO_rebuild_alias.
23737 (tree_loop_distribution): Return todo.
23739 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23742 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23743 (x86_64_reg_class_name): Removed.
23744 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23745 first one isn't X86_64_SSE_CLASS or any other ones aren't
23746 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23747 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23748 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23749 and 3 X86_64_SSEUP_CLASS.
23750 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23751 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23753 2009-02-10 Ben Elliston <bje@au.ibm.com>
23755 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23756 form instruction to update the stack back chain word, even if the
23757 user has disabled the generation of update instructions.
23758 (movdi_<mode>_update_stack): New.
23759 (movsi_update_stack): Likewise.
23760 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23761 always use an update form instruction to update the stack back
23764 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23766 PR middle-end/38953
23767 * graphite.c (if_region_set_false_region): After moving a region in
23768 the false branch of a condition, remove the empty dummy basic block.
23769 (gloog): Remove wrong fix for PR38953.
23771 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23773 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23774 generation due to implicit sign extension.
23776 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23778 PR middle-end/38981
23779 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23780 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23782 2009-02-09 Richard Guenther <rguenther@suse.de>
23784 PR middle-end/35202
23785 * convert.c (convert_to_real): Disable (float)fn((double)x)
23786 to fnf(x) conversion if errno differences may occur and
23787 -fmath-errno is set.
23789 2009-02-07 Anatoly Sokolov <aesok@post.ru>
23791 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
23792 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23793 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23795 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23798 * c-common.c (handle_alias_attribute): Disallow attribute for
23799 anything not a FUNCTION_DECL or VAR_DECL.
23801 2009-02-06 Janis Johnson <janis187@us.ibm.com>
23804 * real.c (do_compare): Special-case compare of zero against
23805 decimal float value.
23807 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23810 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
23811 as indicating flexible array members unless the field itself is
23812 being declarared as the incomplete array.
23814 2009-02-06 Jan Hubicka <jh@suse.cz>
23816 PR tree-optimization/38844
23817 * ipa-inline.c (try_inline): Stop inlining recursion when edge
23818 is already inlined.
23820 2009-02-06 Richard Guenther <rguenther@suse.de>
23822 PR middle-end/38977
23823 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
23824 fork because we may expand it as __gcov_fork.
23826 2009-02-06 Nick Clifton <nickc@redhat.com>
23828 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
23830 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
23832 PR tree-optimization/35659
23833 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
23834 vn_phi_eq): Shortcut if hashcode does not match.
23835 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
23837 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
23838 and avoid iterative_hash_expr.
23839 (FOR_EACH_VALUE_ID_IN_SET): New.
23840 (value_id_compare): Remove.
23841 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23842 sort expressions by value id.
23844 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23847 * config/sh/predicates.md (general_movsrc_operand): Don't check
23848 the subreg of system registers here.
23850 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23853 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23854 on the copied decl.
23856 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23858 PR rtl-optimization/39110
23859 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23860 addresses, not aligned ones.
23862 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23863 Richard Guenther <rguenther@suse.de>
23865 PR tree-optimization/39100
23866 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23867 comment says and add edges.
23869 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23872 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23873 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23875 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23877 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23878 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23879 register_bb_in_sese, new_sese, free_sese): Moved.
23880 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23881 outermost_loop_in_scop, build_scop_iteration_domain,
23882 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23883 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23884 Use loop_in_sese_p instead of loop_in_scop_p.
23885 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23886 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23887 (scopdet_basic_block_info): Fix bug in scop detection.
23888 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23889 eq_loop_to_cloog_loop): Remove.
23890 (nb_loops_around_loop_in_scop, nb_loop
23891 ref_nb_loops): Moved here...
23892 * graphite.h (ref_nb_loops): ... from here.
23893 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23894 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23895 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23896 * testsuite/gcc.dg/graphite/scop-19.c: New
23898 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23899 Hans-Peter Nilsson <hp@axis.com>
23901 PR rtl-optimization/37889
23902 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23903 Move offset handling from PLUS to before the switch. Use new
23904 arguments when considering SYMBOL_REFs too.
23905 (rtx_addr_can_trap_p): Pass dummy offset and size.
23906 (enum may_trap_p_flags): Remove.
23907 (may_trap_p_1): Pass size from MEM_SIZE.
23909 PR rtl-optimization/38921
23910 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23911 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23912 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23913 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23915 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23917 AVX Programming Reference (January, 2009)
23918 * config/i386/sse.md (*vpclmulqdq): New.
23920 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23922 PR tree-optimization/38977
23923 PR gcov-profile/38292
23924 * calls.c (special_function_p): Disregard __builtin_ prefix.
23926 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23928 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23929 non-indexable addresses even before reload.
23931 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23934 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23935 as having variable size. Do not give an error for unnamed
23936 parameters with [*] declarators. Give a warning for type names
23937 with [*] declarators and mark them as variable size.
23938 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23939 for sizeof applied to [*] type names.
23941 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23944 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23946 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23948 * gcc.c (process_command): Update copyright notice dates.
23949 * gcov.c (print_version): Likewise.
23950 * gcov-dump.c (print_version): Likewise.
23951 * mips-tfile.c (main): Likewise.
23952 * mips-tdump.c (main): Likewise.
23954 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23957 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
23958 for composite type involving a zero-length array type.
23960 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23963 * function.c (match_asm_constraints_1): Skip over
23964 initial optional % in the constraint.
23966 PR inline-asm/39059
23967 * c-parser.c (c_parser_postfix_expression): If fixed point is not
23968 supported, don't accept FIXED_CSTs.
23969 * c-decl.c (finish_declspecs): Error if fixed point is not supported
23970 and _Sat is used without _Fract/_Accum. Set specs->type to
23971 integer_type_node for cts_fract/cts_accum if fixed point is not
23974 2009-02-02 Catherine Moore <clm@codesourcery.com>
23976 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
23978 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
23980 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
23981 (ABI_HAS_64BIT_SYMBOLS): Use it.
23982 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
23984 2009-02-02 Paul Brook <paul@codesourcery.com>
23986 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
23988 2009-02-02 Jakub Jelinek <jakub@redhat.com>
23990 PR inline-asm/39058
23991 * recog.h (asm_operand_ok): Add constraints argument.
23992 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
23993 recurse on matching constraint.
23994 (check_asm_operands): Pass constraints as 3rd argument to
23995 asm_operand_ok. Don't look up matching constraint here.
23996 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
23999 2009-02-02 Ben Elliston <bje@au.ibm.com>
24001 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24002 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24004 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24006 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24007 information. Remove some obsolete information. Reorganize.
24009 * config/pa/fptr.c: Revert license to GPL 2.
24010 * config/pa/milli64.S: Likewise.
24012 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24015 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24016 LIBRARY name in, instead of hard-coding it.
24017 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24018 extra target make frag to tmake_files according to EH model.
24019 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24020 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24021 frags that define makefile variable EH_MODEL appropriately.
24022 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24023 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24024 to "-sjlj" according to type of EH configured.
24025 (LIBGCC_SONAME): Concatenate it to shared library base name.
24026 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24027 to "_sjlj" according to type of EH configured.
24028 (LIBGCC_SONAME): Concatenate it to shared library base name.
24029 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24030 (SHLIB_LINK): Add missing semicolon to if-else construct.
24031 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24032 string value of "pe_dll" command-line option.
24033 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24034 (SHLIB_SONAME): Use it when overriding t-cygming default.
24035 (SHLIB_IMPLIB): Override t-cygming default.
24036 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24037 string value of "pe_dll" command-line option.
24039 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24042 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24043 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24045 2009-01-31 Richard Guenther <rguenther@suse.de>
24047 PR tree-optimization/38937
24048 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24049 computing the transitive closure.
24051 2009-01-30 Richard Guenther <rguenther@suse.de>
24053 PR tree-optimization/39041
24054 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24055 Propagate variable indices only if the types match for this stmt.
24057 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24060 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24061 inline but never defined.
24063 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24065 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24066 (*insv_h_di_reg_extimm): New insn.
24067 (*insv_l<mode>_reg_extimm): New insn.
24069 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24071 * config/picochip/picochip.c (flag_conserve_stack): set
24072 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24073 fconserve-stack. Reduce call-overhead used by inliner.
24075 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24078 * common.opt (flag_conserve_stack): Initialised to zero.
24080 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24083 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24084 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24087 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24089 * ira-color.c (allocno_reload_assign): Update comments.
24090 * regmove.c (regmove_optimize): Likewise.
24094 2009-01-29 Robert Millan <rmh@aybabtu.com>
24096 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24097 * config/i386/kopensolaris-gnu.h: New file. Undefine
24098 `MD_UNWIND_SUPPORT'.
24099 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24101 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24103 PR tree-optimization/39007
24104 * tree-loop-distribution.c (generate_builtin): Use
24105 recompute_dominator to compute the immediate dominator of the
24106 basic block just after the loop.
24108 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24110 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24111 (ASM_OUTPUT_DWARF_PCREL): Define.
24113 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24115 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24116 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24117 global. Modify entries about regmove and IRA.
24119 * ra-conflict.c: Remove the file.
24121 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24123 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24124 (pass_regclass_init): Rename to pass_reginfo_init.
24126 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24128 * toplev.h (flag_ira): Remove.
24130 * caller-save.c (setup_save_areas): Remove flag_ira.
24132 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24134 * global.c: Remove the file.
24136 * opts.c (decode_options): Remove flag_ira.
24138 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24140 * regmove.c: Modify file description.
24141 (find_use_as_address, try_auto_increment): Define them only if
24142 AUTO_INC_DEC is defined.
24143 (replacement_quality, replace_in_call_usage, fixup_match_1,
24144 stable_and_no_regs_but_for_p): Remove.
24145 (reg_set_in_bb): Make it static.
24146 (regmove_optimize): Remove flag_ira and code which worked for
24149 * local-alloc.c: Remove the file.
24151 * common.opt (fira): Remove.
24153 * ira.c: Include except.h.
24154 (eliminable_regset): Move from global.c.
24155 (mark_elimination): Ditto. Remove flag_ira.
24156 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24157 equiv_mem_modified, validate_equiv_mem_from_store,
24158 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24159 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24160 no_equiv, recorded_label_ref): Move from local-alloc.c.
24161 (update_equiv_regs): Ditto. Make it static.
24162 (print_insn_chain, print_insn_chains): Move it from global.c.
24163 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24164 (build_insn_chain): Ditto. Make it static.
24165 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24166 Rename to init_live_subregs.
24167 (gate_ira): Remove flag_ira.
24169 * regclass.c: Rename reginfo.c. Change file description.
24170 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24171 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24172 (init_reg_sets_1): Remove code for evaluation of
24173 reg_class_superclasses and losing_caller_save_reg_set.
24174 (init_regs): Remove init_reg_autoinc.
24175 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24176 ok_for_base_p_nonstrict): Remove.
24177 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24178 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24179 corresponding entries.
24180 (dump_regclass, record_operand_costs, scan_one_insn,
24181 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24182 record_address_regs, auto_inc_dec_reg_p): Remove.
24183 (gt-regclass.h): Rename to gt-reginfo.h.
24185 * rtl.h (dump_global_regs, retry_global_alloc,
24186 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24188 * Makefile.in (RA_H): Remove.
24189 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24190 Rename regclass.o to reginfo.o.
24191 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24193 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24194 (GTFILES): Rename regclass.c to reginfo.c.
24196 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24197 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24199 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24200 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24202 (finish_spills): Ditto. Remove code for !flag_ira.
24204 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24206 PR middle-end/35854
24207 * doc/invoke.texi (rtl debug options): Complete rewrite.
24208 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24210 * mode-switching.c (pass_mode_switching): Rename pass from
24211 "mode-sw" to "mode_sw".
24212 * except.c (pass_convert_to_eh_ranges): Rename pass from
24213 "eh-ranges" to "eh_ranges".
24214 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24218 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24219 Alexander Monakov <amonakov@ispras.ru>
24221 PR middle-end/38857
24222 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24224 (move_exprs_to_boundary): Change return type and pass through
24225 should_move from move_op. Relax assert. Update usage ...
24226 (schedule_expr_on_boundary): ... here. Use should_move instead of
24228 (move_op_orig_expr_found): Indicate that insn was disconnected from
24230 (code_motion_process_successors): Do not call after_merge_succs
24231 callback if original expression was not found when traversing any of
24233 (code_motion_path_driver): Change return type. Update prototype.
24234 (move_op): Update comment. Add a new parameter (should_move). Update
24235 prototype. Set *should_move based on indication provided by
24236 move_op_orig_expr_found.
24238 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24240 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24241 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24242 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24243 * config/rs6000/rs6000.c (rs6000_override_options): Default
24244 avoid-indexed-addresses on for Power6, off for everything else.
24245 (avoiding_indexed_address_p): New function.
24246 (rs6000_legitimize_address): Use it.
24247 (rs6000_legitimate_address): Likewise.
24248 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24250 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24252 PR tree-optimization/38997
24253 * tree-loop-distribution.c (generate_memset_zero): Use
24254 POINTER_PLUS_EXPR for a pointer addition.
24256 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24258 * config/s390/s390.md (bswap<mode>2): New pattern added.
24260 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24262 * config/s390/s390.md (*tls_load_31): Added type attribute.
24264 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24266 * config/s390/s390.md: Fix a few comments.
24268 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24270 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24271 (*tm<mode>_full): Fixed z10prop attribute.
24272 (*tst<mode>_extimm): Fixed z10prop attribute.
24273 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24274 (*tstqiCCT_cconly): Fixed z10prop attribute.
24275 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24276 (*movsi_larl): Fixed z10prop attribute.
24277 (*movsi_zarch): Fixed z10prop attribute.
24278 (*movsi_eas): Fixed z10prop attribute.
24279 (*movhi): Fixed z10prop attribute.
24280 (*movqi): Fixed z10prop attribute.
24281 (*movstrictqi): Fixed z10prop attribute.
24282 (*mov<mode>): Fixed z10prop attribute.
24283 (*movcc): Fixed z10prop attribute.
24284 (*sethighpartdi_64): Fixed z10prop attribute.
24285 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24286 (*negdi2_sign_cc): Fixed z10prop attribute.
24287 (*negdi2_sign): Fixed z10prop attribute.
24288 (*absdi2_sign_cc): Fixed z10prop attribute.
24289 (*absdi2_sign): Fixed z10prop attribute.
24290 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24291 (*negabsdi2_sign): Fixed z10prop attribute.
24292 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24293 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24294 (doloop_si64): Fixed z10prop attribute.
24295 (doloop_si31): Fixed z10prop attribute.
24296 (doloop_long): Fixed z10prop attribute.
24297 (indirect_jump): Fixed z10prop attribute.
24298 (nop): Fixed z10prop attribute.
24299 (main_base_64): Fixed z10prop attribute.
24300 (reload_base_64): Fixed z10prop attribute.
24302 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24304 PR rtl-optimization/38740
24305 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24307 * config/mips/mips.c (mips_reorg): Likewise.
24309 2009-01-28 Richard Guenther <rguenther@suse.de>
24311 PR tree-optimization/38926
24312 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24313 with the correct value id to a value.
24314 (do_regular_insertion): Use the value number of edoubleprime
24315 for the value number of the expr.
24318 2008-08-21 Richard Guenther <rguenther@suse.de>
24320 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24321 a PHI ask VN if it is already available.
24322 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24323 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24325 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24327 PR middle-end/38934
24328 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24329 set to varying whenever max has TREE_OVERFLOW set, similarly
24330 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24332 2009-01-28 Richard Guenther <rguenther@suse.de>
24334 PR middle-end/38908
24335 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24336 uninitialized aggregate uses in call arguments.
24338 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24340 PR tree-optimization/38984
24341 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24342 the nothing_id variable if -fno-delete-null-pointer-checks.
24344 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24347 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24348 (set_got_offset_rex64): Ditto.
24350 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24353 * doc/extend.texi: Improve local variable with asm reg.
24355 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24357 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24358 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24359 was not supplied then set warn_packed_bitfield_compat to the
24360 default value of 1.
24361 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24364 2009-01-27 Richard Guenther <rguenther@suse.de>
24366 PR tree-optimization/38503
24367 * cfgexpand.c (expand_gimple_basic_block): Ignore
24368 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24369 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24370 variables that cannot have TBAA applied.
24371 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24374 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24376 PR middle-end/38969
24377 * calls.c (initialize_argument_information): Do not wrap complex
24378 arguments in SAVE_EXPR.
24380 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24382 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24383 (INSTALL_LIBGCC): Revert typo commit.
24385 2009-01-26 Richard Guenther <rguenther@suse.de>
24387 PR tree-optimization/38745
24388 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24389 from special handling.
24391 2009-01-26 Richard Guenther <rguenther@suse.de>
24393 PR tree-optimization/38745
24394 * tree-ssa.c (execute_update_addresses_taken): Do not include
24395 variables that cannot possibly be a register in not_reg_needs.
24396 Do not clear TREE_ADDRESSABLE on vars that may not become
24398 * tree-ssa.c (update_alias_info_1): Include those in the set
24399 of addressable vars.
24401 2009-01-26 Richard Guenther <rguenther@suse.de>
24403 PR middle-end/38851
24404 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24405 * tree-ssa-dse.c: Include langhooks.h
24406 (execute_simple_dse): Remove stores with zero size.
24408 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24411 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24414 2009-01-24 Julian Brown <julian@codesourcery.com>
24416 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24417 config/arm/linux-atomic.c.
24418 * config/arm/linux-atomic.c: New.
24420 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24422 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24423 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24424 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24426 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24429 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24432 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24434 PR tree-optimization/38953
24435 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24436 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24437 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24438 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24441 2009-01-24 Paul Brook <paul@codesourcery.com>
24443 * config/arm/neon.md (neon_type): Move to arm.md.
24444 (neon_mov<VSTRUCT>): Add neon_type attribute.
24445 * config/arm/arm.md (neon_type): Move to here.
24446 (conds): Add "unconditioal" and use as default for NEON insns.
24448 2009-01-24 Ben Elliston <bje@au.ibm.com>
24450 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24451 void *' warning from -Wc++-compat.
24452 * Makefile.in (dominance.o-warn): Remove.
24454 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24456 PR tree-optimization/38932
24457 * fold-const.c (fold_unary_ignore_overflow): New.
24458 * tree.h (fold_unary_ignore_overflow): Declare.
24459 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24460 * tree-ssa-sccvn.c (visit_reference_op_load,
24461 simplify_unary_expression): Likewise.
24463 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24465 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24466 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24467 regardless of their type.
24468 * c-common.c (handle_packed_attribute): Don't ignore packed on
24470 * c.opt (Wpacked-bitfield-compat): New warning option.
24471 * stor-layout.c (place_field): Warn if offset of a field changed.
24472 * doc/extend.texi (packed): Mention the ABI change.
24473 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24474 (Warning Options): Add it to the list.
24476 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24478 * c-opts.c (c_common_post_options): Fix a typo in comments.
24480 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24482 PR middle-end/38615
24483 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24484 variables to static.
24485 * doc/invoke.texi (-fmerge-all-constants): Update description.
24487 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24490 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24491 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24493 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24495 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24497 (LOCAL_ALIGNMENT): Similarly.
24499 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24500 Joseph Myers <joseph@codesourcery.com>
24502 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24503 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24504 * config/arm/arm-tune.md: Regenerate.
24505 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24508 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24510 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24511 version number to five.
24513 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24516 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24517 * c-common.c (set_underlying_type): Likewise.
24518 (is_typedef_decl ): Likewise
24520 (set_underlying_type): Likewise.
24521 (is_typedef_type): Likewise.
24523 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24525 PR middle-end/38587
24526 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24529 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24532 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24533 (LIBGCC_SPEC): Don't define.
24534 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24536 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24538 PR rtl-optimization/38879
24539 * alias.c (base_alias_check): Unaligned access via AND address can
24540 alias all surrounding object types except those with sizes equal
24541 or wider than the size of unaligned access.
24543 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24546 * c-decl.c (clone_underlying_type): Move this ...
24547 * c-common.c (set_underlying_type): ... here.
24548 Also, make sure the function properly sets TYPE_STUB_DECL() on
24549 the newly created typedef variant type.
24550 (is_typedef_decl ): New entry point.
24551 * tree.h: Added a new member member_types_needing_access_check to
24552 struct tree_decl_non_common.
24553 (set_underlying_type): New entry point.
24554 (is_typedef_type): Likewise.
24556 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24558 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24559 Check whether two instructions have memory references that
24560 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24561 are helper functions for traversing.
24562 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24563 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24564 not to draw dependency edge for instructions with non-conflicting
24567 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24570 * longlong.h: Update copyright years. Use soft-fp license notice.
24571 Sync __clz_tab declaration with glibc.
24573 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24576 * doc/extend.texi (syscall_linkage): New.
24577 (version_id): Modify.
24579 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24580 Richard Guenther <rguenther@suse.de>
24582 PR tree-optimization/38747
24583 PR tree-optimization/38748
24584 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24585 conversion if the base address is an indirect reference and the
24586 aliasing sets could cause issues.
24588 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24590 * common.opt (fgraphite, fgraphite-identity): Add comment for
24591 explaining why these options are not documented.
24593 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24595 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24596 gimple_call_lhs is NULL.
24598 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24601 * emit-rtl.c (adjust_address_1): Make sure memref is never
24604 2009-01-20 Ben Elliston <bje@au.ibm.com>
24606 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24607 const qualifier from arg parameter. Remove unnecessary cast to char *.
24608 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24609 const qualifier from arg 2.
24611 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24613 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24615 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24618 * rtl.h (reinit_regs): New prototype.
24619 * regclass.c: Include ira.h.
24620 (reinit_regs): New.
24621 * Makefile.in (regclass.o): Add ira.h.
24622 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24624 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24627 * c-common.c (handle_aligned_attribute): Use
24628 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24629 default alignment value.
24631 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24633 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24634 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24636 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24637 __BIGGEST_ALIGNMENT__.
24639 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24641 2009-01-18 Richard Guenther <rguenther@suse.de>
24643 PR tree-optimization/38819
24644 * tree-flow.h (operation_could_trap_helper_p): Declare.
24645 * tree-eh.c (operation_could_trap_helper_p): Export.
24646 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24647 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24648 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24649 are about to insert a possibly trapping instruction and fail
24652 2009-01-18 Andreas Schwab <schwab@suse.de>
24654 * doc/install.texi (Configuration): Remove obsolete paragraph
24655 about use of --with-gnu-ld with --with-gnu-as.
24657 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24659 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24660 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24661 Follow spelling conventions.
24663 2009-01-18 Ben Elliston <bje@au.ibm.com>
24665 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24666 C++ warning about implicit conversion from void * to struct
24668 (bitmap_obstack_free): Likewise for bitmap_element *.
24669 * Makefile.in (bitmap.o-warn): Remove.
24671 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24673 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24675 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24676 Tobias Grosser <tobi.grosser@amd.com>
24678 * graphite.c (graphite_trans_scop_block): Do not block single
24681 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24683 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24684 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24685 test with assertion.
24687 2009-01-16 Richard Guenther <rguenther@suse.de>
24689 PR tree-optimization/38835
24690 PR middle-end/36227
24691 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24692 and INT + PTR -> (INT)(PTR p+ INT) folding.
24693 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24695 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24698 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24699 the subreg from a lowpart subreg if it is also casting the value.
24701 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24702 Tobias Grosser <tobi.grosser@amd.com>
24704 * graphite.c (compare_prefix_loops): New.
24705 (build_scop_canonical_schedules): Rewritten.
24706 (graphite_transform_loops): Move build_scop_canonical_schedules
24707 after build_scop_iteration_domain.
24709 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24710 Tobias Grosser <tobi.grosser@amd.com>
24712 * graphite.c (add_conditions_to_domain): Add the loops to
24713 the dimension of the iteration domain. Do copy the domain
24714 only when it exists.
24715 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24716 (add_conditions_to_constraints): New.
24717 (can_generate_code_stmt, can_generate_code): Removed.
24718 (gloog): Do not call can_generate_code.
24719 (graphite_transform_loops): Call add_conditions_to_constraints
24720 after building the iteration domain.
24722 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24724 PR tree-optimization/38789
24725 * tree-ssa-threadedge.c
24726 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24727 __builtin_constant_p.
24729 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24731 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24732 examined before deleting them.
24734 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24736 * function.c (aggregate_value_p): Correctly extract the function
24737 type from CALL_EXPR_FN lookup.
24739 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24741 * config/picochip/picochip.c (picochip_override_options): Revert
24742 CFI asm flag disable commited previously.
24744 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24745 Tobias Grosser <tobi.grosser@amd.com>
24746 Jan Sjodin <jan.sjodin@amd.com>
24748 * graphite.c (scan_tree_for_params): On substractions negate
24749 all the coefficients of the term.
24750 (clast_to_gcc_expression_red): New. Handle reduction expressions
24751 of more than two operands.
24752 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24753 (get_vdef_before_scop): Handle also the case of default definitions.
24755 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24757 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24758 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24759 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24761 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24762 Joey Ye <joey.ye@intel.com>
24764 PR middle-end/37843
24765 * cfgexpand.c (expand_stack_alignment): Don't update stack
24766 boundary nor check incoming stack boundary here.
24767 (gimple_expand_cfg): Update stack boundary and check incoming
24768 stack boundary here.
24770 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24772 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24774 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24776 PR rtl-optimization/38245
24777 * calls.c (expand_call): Add stack arguments to
24778 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24779 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24780 in regs and partially in memory or BLKmode arguments.
24781 (emit_library_call_value_1): Add stack arguments to
24782 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24783 ACCUMULATE_OUTGOING_ARGS).
24784 * dce.c: Include tm_p.h.
24785 (find_call_stack_args): New function.
24786 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
24788 (mark_insn): Call find_call_stack_args for CALL_Ps.
24789 (prescan_insns_for_dce): Walk insns backwards in bb rather than
24790 forwards. Allocate and free arg_stores bitmap if needed, pass it
24791 down to deletable_insn_p, don't mark stores set in arg_stores
24792 bitmap, clear the bitmap at the beginning of each bb.
24793 * Makefile.in (dce.o): Depend on $(TM_P_H).
24795 2009-01-14 Michael Meissner <gnu@the-meissners.org>
24798 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
24799 to make sure the insn is a conditional test (bug 22599). Reformat a
24802 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
24804 PR middle-end/38431
24805 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24806 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24807 (gloog): Do not call cleanup_tree_cfg.
24808 (graphite_transform_loops): Call cleanup_tree_cfg after all
24809 scops have been code generated.
24811 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
24812 * doc/gty.texi (Invoking the garbage collector): Added new node
24813 and section documenting ggc_collect.
24815 2009-01-14 Richard Guenther <rguenther@suse.de>
24817 PR tree-optimization/38826
24818 PR middle-end/38477
24819 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
24820 initialization notes only if we actually emitted a warning.
24821 (intra_create_variable_infos): Add constraints for a result decl
24822 that is passed by hidden reference.
24823 (build_pred_graph): Mark all related variables non-direct on
24826 2009-01-14 Nick Clifton <nickc@redhat.com>
24828 * ira-conflicts.c: Include addresses.h for the definition of
24830 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
24831 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
24833 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
24836 * Makefile.in (ira-lives.o): Add except.h.
24838 * ira-lives.c: Include except.h.
24839 (process_bb_node_lives): Process can_throw_internal.
24841 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24843 PR rtl-optimization/38774
24844 * combine.c (simplify_set): When undoing cc_use change, don't do
24845 PUT_CODE on the newly created comparison, but instead put back the
24848 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24850 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24851 values. Remove duplicate arm8 entry.
24853 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24855 PR tree-optimization/38786
24856 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24857 the SSA_NAME case of expand_scalar_variables_expr.
24858 Set the type of an expression to the type of its assign statement.
24859 (expand_scalar_variables_expr): Also gather the scalar computation
24860 used to index the memory access. Do not pass loop_p.
24861 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24862 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24863 the gimple_stmt_iterator where it inserts new code.
24864 Do not pass loop_p.
24865 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24866 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24868 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24870 * graphite.h (debug_value): Removed.
24871 * graphite.c (debug_value): Removed.
24873 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24875 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24876 ldrd/strd with two 32-bit instructions.
24878 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24880 * config/arm/arm.c (struct processors): Pass for speed down into
24881 cost helper functions.
24882 (const_ok_for_op): Handle COMPARE and inequality nodes.
24883 (arm_rtx_costs_1): Rewrite.
24884 (arm_size_rtx_costs): Update prototype.
24885 (arm_rtx_costs): Pass speed down to helper functions.
24886 (arm_slowmul_rtx_costs): Rework cost calculations.
24887 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24888 (arm_9e_rtx_costs): Likewise.
24890 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24892 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24893 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24894 (alpha_legitimize_address): Do not split local symbols wider than
24895 UNITS_PER_WORD into HIGH/LO_SUM parts.
24897 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24900 * gcc.c (process_command): Replace call to execvp with calls
24901 to pex_one and exit.
24903 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24906 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24907 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24908 variant for devices with 3-byte PC.
24909 (__tablejump_elpm__): New.
24911 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24914 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24915 offsetof member-designator, handle it as `[0].'.
24917 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24919 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24920 function when not using named sections on targets with named sections
24921 if branch distance is less than 262132.
24923 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24925 * combine.c (combine_instructions): Recompute
24926 optimize_this_for_speed_p for each BB in the main combine loop.
24928 2009-01-12 Tomas Bily <tbily@suse.cz>
24931 * tree-loop-distribution.c (prop_phis): New function.
24932 (generate_builtin): Call prop_phis.
24933 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24935 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24937 PR tree-optimization/38807
24938 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24939 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24941 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24943 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24944 subreg of op0 to the original op0.
24946 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24948 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24950 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
24953 * mips-tfile.c (parse_def): Fix parsing of def strings
24954 starting with digits.
24956 2009-01-10 Jakub Jelinek <jakub@redhat.com>
24959 * config/arm/arm.c (arm_is_long_call_p): Don't call
24960 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
24962 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
24964 * regrename.c (regrename_optimize): Fix dumping.
24965 (find_oldest_value_reg): Preserve REG_POINTER.
24966 (copy_hardreg_forward_1): Likewise.
24968 2009-01-09 Diego Novillo <dnovillo@google.com>
24970 * gimple.h (struct gimple_statement_base) <uid>: Document
24971 the restrictions on its use.
24972 (gimple_uid): Tidy.
24973 (gimple_set_uid): Tidy.
24975 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24977 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
24978 zero guard even if align_bytes != 0 and count is smaller than
24981 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
24983 PR rtl-optimization/38495
24984 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
24985 (add_range_and_copies_from_move_list): Print all added ranges.
24986 Add ranges to memory optimized destination.
24988 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24992 * config/i386/i386.c (override_options): Reject
24993 -mstringop-strategy=rep_8byte with -m32.
24994 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
24995 to 1. Do count comparison against epilogue_size_needed at compile
24996 time even when count_exp was constant forced into register. For
24997 size_needed don't jump to epilogue, instead just avoid aligning
24998 and invoke the body algorithm. If need_zero_guard, add zero guard
24999 even if count is non-zero, but smaller than size_needed + number of
25000 bytes that could be stored for alignment.
25001 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25002 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25003 but smaller than size_needed + number of bytes that could be stored
25004 for alignment. Compare size_needed with epilogue_size_needed instead
25005 of desired_align - align, don't adjust size_needed, pass
25006 epilogue_size_needed to the epilogue expanders.
25009 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25011 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25013 * pa.c (last_address): Change to unsigned.
25014 (update_total_code_bytes): Change argument to unsigned. Don't
25015 check if insn addresses are set.
25016 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25017 addresses are not set.
25018 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25020 2009-01-09 Nick Clifton <nickc@redhat.com>
25022 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25023 DECL_DECLARED_INLINE_P.
25025 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25027 PR middle-end/38347
25028 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25029 GET_MODE (op0) in operand_subword_force calls.
25031 PR middle-end/38771
25032 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25033 fold_convert arg0 operands to TREE_TYPE (op0) first.
25035 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25037 * params.def (ira-max-conflict-table-size): Decrease default value
25040 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25042 PR tree-optimization/37031
25043 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25045 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25046 allocate it using gc instead of heap, use VEC_quick_push instead of
25048 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25049 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25050 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25051 allocated vector from heap allocated.
25052 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25053 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25054 vector only after perfect_loop_nest_depth call.
25056 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25057 Jan Sjodin <jan.sjodin@amd.com>
25059 PR tree-optimization/38559
25060 * graphite.c (debug_value, copy_constraint,
25061 swap_constraint_variables, scale_constraint_variable, ): New.
25062 (get_lower_bound, get_upper_bound): Removed.
25063 (graphite_trans_bb_strip_mine): Clean up this code that works
25064 only for constant number of iterations. Fully copy upper and
25065 lower bound constraints, not only the constant part of them.
25066 * graphite.h (debug_value): Declared.
25068 2009-01-08 Ira Rosen <irar@il.ibm.com>
25070 PR tree-optimization/37194
25071 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25072 Don't add the cost of cost model guard in prologue to scalar
25073 outside cost in case of known number of iterations.
25075 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25076 Alan Modra <amodra@bigpond.net.au>
25078 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25079 non-word-aligned REG+CONST addressing.
25081 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25084 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25085 free_after_compilation when outputting a thunk.
25086 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25087 Do not call free_after_compilation here.
25089 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25091 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25092 (ix86_valid_target_attribute_inner_p): Ditto.
25094 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25096 PR tree-optimization/38492
25097 PR tree-optimization/38498
25098 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25099 * tree-chrec.h (scev_is_linear_expression): Declared.
25100 * graphite.c (graphite_cannot_represent_loop_niter): New.
25101 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25102 (graphite_loop_normal_form): Use gcc_assert.
25103 (scan_tree_for_params): Use CASE_CONVERT.
25104 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25105 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25106 Use gcc_assert. Discard scops that contain unhandled cases.
25107 (build_scop_conditions): Return a boolean status for unhandled cases.
25108 (strip_mine_profitable_p): Print the loop number, not its depth.
25109 (is_interchange_valid): Pass the depth of the loop nest, don't
25110 recompute it wrongly.
25111 (graphite_trans_bb_block): Same.
25112 (graphite_trans_bb_block): Print tentative of loop blocking.
25113 (graphite_trans_scop_block): Do not print that the loop has been
25115 (graphite_transform_loops): Do not handle scops that contain condition
25118 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25120 AVX Programming Reference (December, 2008)
25121 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25122 (_mm256_stream_pd): Likewise.
25123 (_mm256_stream_ps): Likewise.
25125 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25126 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25127 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25128 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25129 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25130 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25131 (ix86_expand_special_args_builtin): Likewise.
25133 * config/i386/sse.md (AVXMODEDI): New.
25134 (avx_movnt<mode>): Likewise.
25135 (avx_movnt<mode>): Likewise.
25136 (<sse>_movnt<mode>): Remove AVX support.
25137 (sse2_movntv2di): Likewise.
25139 2009-01-07 Richard Guenther <rguenther@suse.de>
25141 PR middle-end/38751
25142 * fold-const.c (extract_muldiv): Remove obsolete comment.
25143 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25144 to PLUS_EXPR canonicalization for the canonicalization.
25146 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25148 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25149 hosted cross-compilers generating less efficient code.
25151 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25153 * function.h (rtl_data): Add a dbr_scheduled_p field.
25154 * reorg.c (dbr_schedule): Set it.
25155 (gate_handle_delay_slots): Check it.
25156 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25157 (mips_reorg): Check flag_delayed_branch instead of
25158 mips_base_delayed_branch.
25159 (mips_override_options): Don't set mips_base_delayed_branch
25160 or flag_delayed_branch.
25162 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25164 PR rtl-optimization/38426.
25165 * ira.c (ira): Set current_function_is_leaf earlier.
25167 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25169 PR rtl-optimization/38722
25170 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25171 too early, only set a flag and modify after last possible
25174 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25177 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25178 * real.c (decimal_single_format): Correct values of emin and emax.
25179 (decimal_double_format): Ditto.
25180 (decimal_quad_format): Ditto.
25181 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25182 computation of DECnn_MIN and DECnn_MAX for corrected values of
25183 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25184 __DECnn_MIN__, and adjust its computation for the corrected value
25187 2009-01-06 Jan Hubicka <jh@suse.cz>
25190 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25192 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25194 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25195 Add Robert Clark to the list of testers.
25197 2009-01-06 Jan Hubicka <jh@suse.cz>
25198 Kai Tietz <kai.tietz@onevision.com>
25200 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25201 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25203 2009-01-06 Jan Hubicka <jh@suse.cz>
25204 Kai Tietz <kai.tietz@onevision.com>
25206 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25208 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25209 (ix86_nsaved_regs): Count only general purpose regs.
25210 (ix86_nsaved_sseregs): New.
25211 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25212 to 16 for w64; compute padding and size of sse reg save area.
25213 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25214 general purpose regs.
25215 (ix86_emit_save_sse_regs_using_mov): New.
25216 (ix86_expand_prologue): Save SSE regs if needed.
25217 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25218 (ix86_emit_restore_sse_regs_using_mov): New.
25219 (ix86_expand_epilogue): Save SSE regs if needed.
25221 2009-01-06 Jan Hubicka <jh@suse.cz>
25222 Kai Tietz <kai.tietz@onevision.com>
25224 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25225 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25226 functions when accumulate outgoing args is off.
25228 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25231 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25232 before using pseudos_have_intersected_live_ranges_p.
25234 * ira-int.h (ira_assert): Always define.
25236 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25238 AVX Programming Reference (December, 2008)
25239 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25240 (_mm256_permute2_pd): Likewise.
25241 (_mm_permute2_ps): Likewise.
25242 (_mm256_permute2_ps): Likewise.
25243 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25244 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25246 * config/i386/i386.c (ix86_builtins): Remove
25247 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25248 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25249 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25250 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25251 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25252 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25253 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25254 __builtin_ia32_vpermil2ps256.
25255 (ix86_init_mmx_sse_builtins): Updated.
25256 (ix86_expand_args_builtin): Likewise.
25258 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25260 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25261 long absolute calls when generating PA 2.0 code.
25263 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25265 PR rtl-optimization/38583
25266 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25268 * params.def (ira-max-conflict-table-size): New.
25270 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25272 * ira.h (ira_conflicts_p): New external definition.
25274 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25275 table. Report this. Return result of building.
25276 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25277 building conflict table.
25279 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25280 (ira_color): Use ira_conflicts_p.
25282 * global.c: Include ira.h.
25283 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25286 * Makefile.in (global.o): Add ira.h.
25288 * ira-build.c (mark_all_loops_for_removal,
25289 propagate_some_info_from_allocno): New.
25290 (remove_unnecessary_allocnos): Call
25291 propagate_some_info_from_allocno.
25292 (remove_low_level_allocnos): New.
25293 (remove_unnecessary_regions): Add parameter. Call
25294 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25295 parameter to remove_unnecessary_regions.
25296 (ira_build): Remove all regions but root if the conflict table was
25297 not built. Update conflict hard regs for allocnos crossing calls.
25299 * ira.c (ira_conflicts_p): New global.
25300 (ira): Define and use ira_conflicts_p.
25302 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25303 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25304 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25306 2009-01-06 Ben Elliston <bje@au.ibm.com>
25308 * gengtype-lex.l (YY_NO_INPUT): Define.
25310 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25313 * c-common.c (handle_vector_size_attribute): Also reject
25314 BOOLEAN_TYPE types.
25316 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25318 PR tree-optimization/38492
25319 * graphite.c (rename_map_elt, debug_rename_elt,
25320 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25321 rename_map_elt_info, eq_rename_map_elts,
25322 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25323 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25324 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25325 (sese_build_livein_liveouts): New.
25326 (new_sese, free_sese): New.
25327 (new_scop): Call new_sese.
25328 (free_scop): Call free_sese.
25329 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25330 (register_old_new_names): Renamed register_old_and_new_names.
25331 (register_scop_liveout_renames, add_loop_exit_phis,
25332 insert_loop_close_phis, struct igp,
25333 default_liveout_before_guard, add_guard_exit_phis,
25334 insert_guard_phis, copy_renames): New.
25335 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25336 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25337 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25338 (scop_adjust_phis_for_liveouts): New.
25339 (gloog): Call scop_adjust_phis_for_liveouts.
25341 * graphite.h (struct sese): Documented. Added fields liveout,
25342 num_ver and livein.
25343 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25344 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25345 (struct scop): Added field liveout_renames.
25346 (SCOP_LIVEOUT_RENAMES): New.
25348 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25350 PR tree-optimization/38510
25351 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25352 (translate_clast): Call recompute_all_dominators before
25354 (gloog): Call recompute_all_dominators before graphite_verify.
25356 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25357 Jan Sjodin <jan.sjodin@amd.com>
25359 PR tree-optimization/38500
25360 * graphite.c (create_sese_edges): Call fix_loop_structure after
25363 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25365 * config.gcc: Add m32r*-*-rtems*.
25366 * config/m32r/rtems.h: New file.
25368 2009-01-05 Ben Elliston <bje@au.ibm.com>
25370 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25371 (.po.pox): Likewise.
25372 (po/gcc.pot): Likewise.
25374 2009-01-04 David S. Miller <davem@davemloft.net>
25376 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25377 (STARTING_FRAME_OFFSET): Always set to zero.
25379 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25381 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25382 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25383 fixed-point types, and vectors of the same.
25385 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25387 * config/mips/sync.md (*mb_barrier): Rename to...
25388 (*memory_barrier): ...this.
25390 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25392 * doc/extend.texi (Function Attributes): Move @cindex after @item
25393 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25394 and put in alphabetical order. Fix 'target' name and put in order.
25395 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25398 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25400 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25401 (memory_barrier): Expand as unspec instead of unspec_volatile.
25402 Remove mem:BLK from insn operands. Use Pmode scratch register.
25403 (*memory_barrier): Define as unspec instead of unspec_volatile.
25404 Use (match_dup 0) as input operand.
25406 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25407 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25408 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25409 scratch register. Remove operand 1.
25410 (*stbar): Define as unspec instead of unspec_volatile.
25411 Use (match_dup 0) as input operand, remove (const_int 8).
25412 (*membar): Define as unspec instead of unspec_volatile.
25413 Use (match_dup 0) as input operand, remove input operand 2.
25415 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25416 (memory_barrier): Expand as unspec instead of unspec_volatile.
25417 Remove mem:BLK from insn operands. Use Pmode scratch register.
25418 (*memory_barrier): Define as unspec instead of unspec_volatile.
25419 Use (match_dup 0) as input operand.
25421 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25422 Remove mem:BLK from insn operands. Use Pmode scratch register.
25423 Set volatile flag on operand 0.
25424 (*memory_barrier): New insn pattern.
25426 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25428 (*memory_barrier): Use (match_dup 0) as input operand.
25430 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25431 Remove mem:BLK from insn operands. Use Pmode scratch register.
25432 Set volatile flag on operand 0.
25433 (*mb_internal): New insn pattern.
25435 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25437 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25439 PR middle-end/38586
25440 * function.c (struct temp_slot): Move to the section of the file
25441 that deals with temp slots. Remove field 'address'.
25442 (temp_slot_address_table): New hash table of address -> temp slot.
25443 (struct temp_slot_address_entry): New struct, items for the table.
25444 (temp_slot_address_compute_hash, temp_slot_address_hash,
25445 temp_slot_address_eq, insert_temp_slot_address): Support functions
25447 (find_temp_slot_from_address): Rewrite to use the new hash table.
25448 (remove_unused_temp_slot_addresses): Remove addresses of temp
25449 slots that have been made available.
25450 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25451 worker function for remove_unused_temp_slot_addresses.
25452 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25453 Add the temp slot address to the address -> temp slot map.
25454 (update_temp_slot_address): Update via insert_temp_slot_address.
25455 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25456 (pop_temp_slots): Likewise.
25457 (init_temp_slots): Allocate the address -> temp slot map, or empty
25458 the map if it is already allocated.
25459 (prepare_function_start): Initialize temp slot processing.
25461 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25463 PR middle-end/38584
25464 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25465 Calculate the size of all stack vars assuming no packing of stack
25466 vars will happen, replacing a quadratic algorithm with a linear one.
25468 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25471 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25474 2009-01-03 Diego Novillo <dnovillo@google.com>
25476 * doc/contrib.texi: Update contributions.
25478 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25481 * builtins.c (fold_builtin_memory_op): Give up if either operand
25482 is volatile. Set srctype or desttype to non-qualified version
25486 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25487 and FUNCTION_DECLs.
25489 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25491 PR rtl-optimization/35805
25492 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25493 problem if fast dce is able to remove any instructions.
25494 * dce.c (dce_process_block): Fix dump message.
25496 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25499 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25501 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25503 PR middle-end/38690
25504 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25505 * tree-pretty-print.c (op_code_prio): New function.
25506 (op_prio): No longer static. Use op_code_prio.
25507 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25508 Use op_prio and op_code_prio to determine if () should be
25509 printed around operand(s) or not.
25511 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25512 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25513 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25514 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25515 pp_character instead of pp_string for single letter printing.
25517 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25519 * doc/extend.texi: Fix '#pragma GCC option' typo.
25521 2009-01-02 Richard Guenther <rguenther@suse.de>
25523 * doc/install.texi (--enable-checking): Mention different
25524 default for stage1.
25525 (--enable-stage1-checking): Document.
25527 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25529 PR middle-end/30142
25530 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25531 case to be an error.
25533 2009-01-02 Ben Elliston <bje@au.ibm.com>
25535 * config/fp-bit.h (pack_d): Constify argument.
25536 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25537 (isnan): Constify argument.
25539 (iszero): Likewise.
25540 (pack_d): Likewise.
25541 (_fpadd_parts): Constify return type.
25542 (_fpmul_parts): Likewise.
25543 (_fpdiv_parts): Likewise.
25545 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25548 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25549 warn about overwriting initializer with side-effects or
25550 -Woverride-init if !IMPLICIT.
25551 (output_init_element): Likewise. Pass IMPLICIT down to
25553 (process_init_element): Add IMPLICIT argument. Pass it down
25554 to output_init_element.
25555 (push_init_element, pop_init_level, set_designator): Adjust
25556 process_init_element callers.
25557 (set_nonincremental_init, set_nonincremental_init_from_string):
25558 Adjust add_pending_init callers.
25559 (output_pending_init_elements): Adjust output_init_element callers.
25560 * c-tree.h (process_init_element): Adjust prototype.
25561 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25562 process_init_element callers.
25565 Copyright (C) 2009 Free Software Foundation, Inc.
25567 Copying and distribution of this file, with or without modification,
25568 are permitted in any medium without royalty provided the copyright
25569 notice and this notice are preserved.