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path: root/gcc/tree-ssa.c
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2009-12-07re PR debug/42299 (another verify_ssa failure with -g -O2)Richard Henderson1-3/+7
PR debug/42299 PR debug/42166 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation for ssa names already registered for update. From-SVN: r155063
2009-11-25Remove trailing white spaces.H.J. Lu1-13/+13
2009-11-25 H.J. Lu <hongjiu.lu@intel.com> * alias.c: Remove trailing white spaces. * alloc-pool.c: Likewise. * alloc-pool.h: Likewise. * attribs.c: Likewise. * auto-inc-dec.c: Likewise. * basic-block.h: Likewise. * bb-reorder.c: Likewise. * bt-load.c: Likewise. * builtins.c: Likewise. * builtins.def: Likewise. * c-common.c: Likewise. * c-common.h: Likewise. * c-cppbuiltin.c: Likewise. * c-decl.c: Likewise. * c-format.c: Likewise. * c-lex.c: Likewise. * c-omp.c: Likewise. * c-opts.c: Likewise. * c-parser.c: Likewise. * c-pretty-print.c: Likewise. * c-tree.h: Likewise. * c-typeck.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgexpand.c: Likewise. * cfghooks.c: Likewise. * cfghooks.h: Likewise. * cfglayout.c: Likewise. * cfgloop.c: Likewise. * cfgloop.h: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * cgraph.c: Likewise. * cgraph.h: Likewise. * cgraphbuild.c: Likewise. * cgraphunit.c: Likewise. * cif-code.def: Likewise. * collect2.c: Likewise. * combine.c: Likewise. * convert.c: Likewise. * coverage.c: Likewise. * crtstuff.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * dbgcnt.def: Likewise. * dbgcnt.h: Likewise. * dbxout.c: Likewise. * dce.c: Likewise. * ddg.c: Likewise. * ddg.h: Likewise. * defaults.h: Likewise. * df-byte-scan.c: Likewise. * df-core.c: Likewise. * df-problems.c: Likewise. * df-scan.c: Likewise. * df.h: Likewise. * dfp.c: Likewise. * diagnostic.c: Likewise. * diagnostic.h: Likewise. * dominance.c: Likewise. * domwalk.c: Likewise. * double-int.c: Likewise. * double-int.h: Likewise. * dse.c: Likewise. * dwarf2asm.c: Likewise. * dwarf2asm.h: Likewise. * dwarf2out.c: Likewise. * ebitmap.c: Likewise. * ebitmap.h: Likewise. * emit-rtl.c: Likewise. * et-forest.c: Likewise. * except.c: Likewise. * except.h: Likewise. * expmed.c: Likewise. * expr.c: Likewise. * expr.h: Likewise. * final.c: Likewise. * flags.h: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * function.h: Likewise. * fwprop.c: Likewise. * gcc.c: Likewise. * gcov-dump.c: Likewise. * gcov-io.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * genchecksum.c: Likewise. * genconfig.c: Likewise. * genflags.c: Likewise. * gengtype-parse.c: Likewise. * gengtype.c: Likewise. * gengtype.h: Likewise. * genmddeps.c: Likewise. * genmodes.c: Likewise. * genopinit.c: Likewise. * genpreds.c: Likewise. * gensupport.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * ggc-zone.c: Likewise. * ggc.h: Likewise. * gimple-iterator.c: Likewise. * gimple-low.c: Likewise. * gimple-pretty-print.c: Likewise. * gimple.c: Likewise. * gimple.def: Likewise. * gimple.h: Likewise. * gimplify.c: Likewise. * graphds.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * gthr-nks.h: Likewise. * gthr-posix.c: Likewise. * gthr-posix.h: Likewise. * gthr-posix95.h: Likewise. * gthr-single.h: Likewise. * gthr-tpf.h: Likewise. * gthr-vxworks.h: Likewise. * gthr.h: Likewise. * haifa-sched.c: Likewise. * hard-reg-set.h: Likewise. * hooks.c: Likewise. * hooks.h: Likewise. * hosthooks.h: Likewise. * hwint.h: Likewise. * ifcvt.c: Likewise. * incpath.c: Likewise. * init-regs.c: Likewise. * integrate.c: Likewise. * ipa-cp.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-pure-const.c: Likewise. * ipa-reference.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-struct-reorg.h: Likewise. * ipa-type-escape.c: Likewise. * ipa-type-escape.h: Likewise. * ipa-utils.c: Likewise. * ipa-utils.h: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-conflicts.c: Likewise. * ira-costs.c: Likewise. * ira-emit.c: Likewise. * ira-int.h: Likewise. * ira-lives.c: Likewise. * ira.c: Likewise. * jump.c: Likewise. * lambda-code.c: Likewise. * lambda-mat.c: Likewise. * lambda-trans.c: Likewise. * lambda.h: Likewise. * langhooks.c: Likewise. * lcm.c: Likewise. * libgcov.c: Likewise. * lists.c: Likewise. * loop-doloop.c: Likewise. * loop-init.c: Likewise. * loop-invariant.c: Likewise. * loop-iv.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-compress.c: Likewise. * lto-opts.c: Likewise. * lto-section-in.c: Likewise. * lto-section-out.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-streamer.h: Likewise. * lto-symtab.c: Likewise. * lto-wpa-fixup.c: Likewise. * matrix-reorg.c: Likewise. * mcf.c: Likewise. * mode-switching.c: Likewise. * modulo-sched.c: Likewise. * omega.c: Likewise. * omega.h: Likewise. * omp-low.c: Likewise. * optabs.c: Likewise. * optabs.h: Likewise. * opts-common.c: Likewise. * opts.c: Likewise. * params.def: Likewise. * params.h: Likewise. * passes.c: Likewise. * plugin.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * predict.def: Likewise. * pretty-print.c: Likewise. * pretty-print.h: Likewise. * print-rtl.c: Likewise. * print-tree.c: Likewise. * profile.c: Likewise. * read-rtl.c: Likewise. * real.c: Likewise. * recog.c: Likewise. * reg-stack.c: Likewise. * regcprop.c: Likewise. * reginfo.c: Likewise. * regmove.c: Likewise. * regrename.c: Likewise. * regs.h: Likewise. * regstat.c: Likewise. * reload.c: Likewise. * reload1.c: Likewise. * resource.c: Likewise. * rtl.c: Likewise. * rtl.def: Likewise. * rtl.h: Likewise. * rtlanal.c: Likewise. * sbitmap.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. * sched-vis.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-dump.h: Likewise. * sel-sched-ir.c: Likewise. * sel-sched-ir.h: Likewise. * sel-sched.c: Likewise. * sel-sched.h: Likewise. * sese.c: Likewise. * sese.h: Likewise. * simplify-rtx.c: Likewise. * stack-ptr-mod.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * stringpool.c: Likewise. * stub-objc.c: Likewise. * sync-builtins.def: Likewise. * target-def.h: Likewise. * target.h: Likewise. * targhooks.c: Likewise. * targhooks.h: Likewise. * timevar.c: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * toplev.h: Likewise. * tracer.c: Likewise. * tree-affine.c: Likewise. * tree-affine.h: Likewise. * tree-browser.def: Likewise. * tree-call-cdce.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-chrec.h: Likewise. * tree-complex.c: Likewise. * tree-data-ref.c: Likewise. * tree-data-ref.h: Likewise. * tree-dfa.c: Likewise. * tree-dump.c: Likewise. * tree-dump.h: Likewise. * tree-eh.c: Likewise. * tree-flow-inline.h: Likewise. * tree-flow.h: Likewise. * tree-if-conv.c: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-loop-linear.c: Likewise. * tree-mudflap.c: Likewise. * tree-nested.c: Likewise. * tree-nomudflap.c: Likewise. * tree-nrv.c: Likewise. * tree-object-size.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-pass.h: Likewise. * tree-phinodes.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-profile.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-address.c: Likewise. * tree-ssa-alias.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-copy.c: Likewise. * tree-ssa-copyrename.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-dse.c: Likewise. * tree-ssa-forwprop.c: Likewise. * tree-ssa-ifcombine.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-live.h: Likewise. * tree-ssa-loop-ch.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-loop-unswitch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-operands.c: Likewise. * tree-ssa-operands.h: Likewise. * tree-ssa-phiopt.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-propagate.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-sink.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-ter.c: Likewise. * tree-ssa-threadedge.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa-uncprop.c: Likewise. * tree-ssa.c: Likewise. * tree-ssanames.c: Likewise. * tree-switch-conversion.c: Likewise. * tree-tailcall.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-generic.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vectorizer.c: Likewise. * tree-vectorizer.h: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * tree.def: Likewise. * tree.h: Likewise. * treestruct.def: Likewise. * unwind-compat.c: Likewise. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2.c: Likewise. * value-prof.c: Likewise. * value-prof.h: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * varpool.c: Likewise. * vec.c: Likewise. * vec.h: Likewise. * vmsdbgout.c: Likewise. * web.c: Likewise. * xcoffout.c: Likewise. From-SVN: r154645
2009-11-24tree.h (union tree_ann_d): Don't declare.Michael Matz1-3/+5
* tree.h (union tree_ann_d): Don't declare. (tree_base): Remove ann field. (struct var_ann_d): Declare forward. (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field. (DECL_VAR_ANN_PTR): New macro. * tree-dfa.c (create_var_ann): Rewrite in terms of above macro, accept only VAR, PARM or RESULT decls. (create_tree_common_ann): Remove. (remove_referenced_var): Use DECL_VAR_ANN_PTR. * tree-eh.c (lookup_expr_eh_lp): Remove. * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of DECL_VAR_ANN_PTR. (ann_type, tree_common_ann, get_tree_common_ann): Remove. * tree-flow.h (enum tree_ann_type): Remove. (struct tree_ann_common_d): Remove. (struct var_ann_d): Remove common field. (union tree_ann_d): Remove. (tree_ann_t, tree_ann_common_t): Remove typedefs. (tree_common_ann, get_tree_common_ann, ann_type, create_tree_common_ann, lookup_expr_eh_lp): Don't declare. * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR. * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR. * builtins.c (expand_builtin_memcpy): Use currently_expanding_gimple_stmt instead of tree annotation. (expand_builtin_memset_args): Ditto. * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable. (expand_call_stmt): Don't set tree annotation. (expand_gimple_basic_block): Set currently_expanding_gimple_stmt. * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp. * gimple.h (currently_expanding_gimple_stmt): Declare. From-SVN: r154502
2009-11-21tree-ssa.c (find_released_ssa_name): Handle NULL wi.Alexandre Oliva1-3/+10
* tree-ssa.c (find_released_ssa_name): Handle NULL wi. (insert_debug_temp_for_var_def): Handle degenerate PHI nodes. (insert_debug_temps_for_defs): Handle PHI nodes. * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released SSA names. From-SVN: r154402
2009-11-18tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of released SSA names.Alexandre Oliva1-2/+1
* tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of released SSA names. From-SVN: r154280
2009-11-08cfgrtl.c (pass_free_cfg): Add pass name.Zbigniew Chamski1-2/+2
* cfgrtl.c (pass_free_cfg): Add pass name. * cgraphbuild.c (pass_build_cgraph_edges): Likewise. (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise. * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name. * df-core.c (pass_df_initialize_no_opt): Likewise. * except.c (pass_rtl_eh): Likewise. * function.c (pass_init_function, pass_leaf_regs): Likewise. * gcse.c (pass_rtl_pre): Change pass name. * passes.c (pass_postreload): Add pass name. (make_pass_instance): Don't use duplicate-tracking logic for names starting with '*'. (next_pass_1): Assert that pass has a name. (register_one_dump_file): If there is an space in the name, skip past it. * predict.c (pass_strip_predict_hints): Add pass name. * reg-stack.c (pass_stack_regs): Likewise. * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise. * tree-cfg.c (pass_warn_function_return, pass_warn_function_noreturn): Add pass name. * tree-dfa.c (pass_referenced_vars): Likewise. * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Fix whitespace before comment. (pass_fixup_cfg): Add pass name, fix whitespace before comment. (pass_init_datastructures): Add pass name. * tree-ssa-loop.c (pass_record_bounds): Likewise. * tree-ssa.c (pass_early_warn_uninitialized, pass_late_warn_uninitialized): Likewise. * tree.c (pass_ipa_free_lang_data): Likewise. * doc/passes.texi (pass manager): Document how to disambiguate pass names. Co-Authored-By: Joern Rennecke <amylaar@spamcop.net> From-SVN: r154013
2009-10-28re PR lto/41808 (error: non-trivial conversion at assignment)Richard Guenther1-5/+0
2009-10-28 Richard Guenther <rguenther@suse.de> PR lto/41808 PR lto/41839 * tree-ssa.c (useless_type_conversion_p): Do not treat conversions to pointers to incomplete types as useless. * gimple.c (gimple_types_compatible_p): Compare struct tags, not typedef names. * gcc.dg/lto/20091027-1_0.c: New testcase. * gcc.dg/lto/20091027-1_1.c: Likewise. * g++.dg/lto/20091026-1_0.C: Likewise. * g++.dg/lto/20091026-1_1.C: Likewise. * g++.dg/lto/20091026-1_a.h: Likewise. From-SVN: r153671
2009-10-26extend.texi (Named Address Spaces): New section.Ben Elliston1-0/+5
2009-10-26 Ben Elliston <bje@au.ibm.com> Michael Meissner <meissner@linux.vnet.ibm.com> Ulrich Weigand <uweigand@de.ibm.com> * doc/extend.texi (Named Address Spaces): New section. * coretypes.h (addr_space_t): New type. (ADDR_SPACE_GENERIC): New define. (ADDR_SPACE_GENERIC_P): New macro. * doc/tm.texi (Named Address Spaces): New section. (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document. (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document. (TARGET_ADDR_SPACE_SUBSET_P): Document. (TARGET_ADDR_SPACE_CONVERT): Document. * target.h (struct gcc_target): Add addr_space substructure. * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define. (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise. (TARGET_ADDR_SPACE_SUBSET_P): Likewise. (TARGET_ADDR_SPACE_CONVERT): Likewise. (TARGET_ADDR_SPACE_HOOKS): Likewise. (TARGET_INITIALIZER): Initialize addr_space hooks. * targhooks.c (default_addr_space_legitimate_address_p): New function. (default_addr_space_legitimize_address): Likewise. (default_addr_space_subset_p): Likewise. (default_addr_space_convert): Likewise. * targhooks.h (default_addr_space_legitimate_address_p): Add prototype. (default_addr_space_legitimize_address): Likewise. (default_addr_space_subset_p): Likewise. (default_addr_space_convert): Likewise. * doc/rtl.texi (MEM_ADDR_SPACE): Document. * rtl.h (mem_attrs): Add ADDRSPACE memory attribute. (MEM_ADDR_SPACE): New macro. * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set address space memory attribute. (mem_attrs_htab_hash): Handle address space memory attribute. (mem_attrs_htab_eq): Likewise. (set_mem_attributes_minus_bitpos): Likewise. (set_mem_alias_set): Likewise. (set_mem_align): Likewise. (set_mem_expr): Likewise. (set_mem_offset): Likewise. (set_mem_size): Likewise. (adjust_address_1): Likewise. (offset_address): Likewise. (widen_memoy_address): Likewise. (get_spill_slot_decl): Likewise. (set_mem_attrs_for_spill): Likewise. (set_mem_addr_space): New function. * emit-rtl.h (set_mem_addr_space): Add prototype. * print-rtl.c (print_rtx): Print address space memory attribute. * expr.c (expand_assignment): Set address space memory attribute of generated MEM RTXes as appropriate. (expand_expr_real_1): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise. * tree.h (struct tree_base): Add address_space bitfield. Reduce size of "spare" bitfield. (TYPE_ADDR_SPACE): New macro. (ENCODE_QUAL_ADDR_SPACE): Likewise. (DECODE_QUAL_ADDR_SPACE): Likewise. (CLEAR_QUAL_ADDR_SPACE): Likewise. (KEEP_QUAL_ADDR_SPACE): Likewise. (TYPE_QUALS): Encode type address space. (TYPE_QUALS_NO_ADDR_SPACE): New macro. * tree.c (set_type_quals): Set type address space. (build_array_type): Inherit array address space from element type. * print-tree.c (print_node_brief): Print type address space. (print_node): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * explow.c (memory_address): Rename to ... (memory_address_addr_space): ... this. Add ADDRSPACE argument. Use address-space aware variants of memory address routines. * recog.c (memory_address_p): Rename to ... (memory_address_addr_space_p): ... this. Add ADDSPACE argument. Use address-space aware variants of memory address routines. (offsettable_address_p): Rename to ... (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument. Use address-space aware variants of memory address routines. * reload.c (strict_memory_address_p): Rename to ... (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument. Use address-space aware variants of memory address routines. (maybe_memory_address_p): Rename to ... (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument. Use address-space aware variants of memory address routines. * expr.h (memory_address_addr_space): Add prototype. (memory_address): Define as macro. * recog.h (memory_address_addr_space_p): Add prototype. (memory_address_p): Define as macro. (offsettable_address_addr_space_p): Add prototype. (offsettable_address_p): Define as macro. (strict_memory_address_addr_space_p): Add prototype. (strict_memory_address_p): Define as macro. * combine.c (find_split_point): Use address-space aware variants of memory address routines. * emit-rtl.c (operand_subword): Likewise. (change_address_1): Likewise. (adjust_address_1): Likewise. (offset_address): Likewise. * expr.c (emit_move_insn): Likewise. (expand_assignment): Likewise. (expand_expr_real_1): Likewise. * recog.c (verify_changes): Likewise. (general_operand): Likewise. (offsettable_memref_p): Likewise. (offsettable_nonstrict_memref_p): Likewise. (constrain_operands): Likewise. * reload.c (get_secondary_mem): Likewise. (find_reloads_toplev): Likewise. (find_reloads_address): Likewise. (find_reloads_subreg_address): Likewise. * reload1.c (reload): Likewise. * rtlhooks.c (gen_lowpart_if_possible): Likewise. * rtl.h (address_cost): Add ADDRSPACE argument. * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space aware variant of memory address routines. * loop-invariant.c (create_new_invariant): Update address_cost call. * tree-ssa-loop-ivopts.c (computation_cost): Likewise. * fwprop.c (should_replace_address): Add ADDRSPACE argument. Use address-space aware variant of memory address routines. (propagate_rtx_1): Update call to should_replace_address. * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE argument. * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add ADDRSPACE argument. Use per-address-space instead of global cache. Use address-space aware variant of memory address routines. (get_address_cost): Likewise. (get_computation_cost_at): Update calls. * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument. Use address-space aware variant of memory address routines. (create_mem_ref_raw): Update call to valid_mem_ref_p. (most_expensive_mult_to_index): Update call to multiplier_allowed_in_address_p. * dwarf2out.c (modified_type_die): Output DW_AT_address_class attribute to indicate named address spaces. * varasm.c (get_variable_section): DECLs in named address spaces cannot be "common". * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS for addresses in a non-generic address space. * expr.c (emit_block_move_hints): Do not use libcalls for memory in non-generic address spaces. (clear_storage_hints): Likewise. (expand_assignment): Likewise. * fold-const.c (operand_equal_p): Expressions refering to different address spaces are not equivalent. * rtl.c (rtx_equal_p_cb): MEMs refering to different address spaces are not equivalent. (rtx_equal_p): Likewise. * cse.c (exp_equiv_p): Likewise. * jump.c (rtx_renumbered_equal_p): Likewise. * reload.c (operands_match_p): Likewise. * alias.c (nonoverlapping_memrefs_p): MEMs refering to different address spaces may alias. (true_dependence): Likewise. (canon_true_dependence): Likewise. (write_dependence_p): Likewise. * dse.c (canon_address): Handle named address spaces. * ifcvt.c (noce_try_cmove_arith): Likewise. * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code. * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR. * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR to handle conversions between different address spaces. * fold-const.c (fold_convert_loc): Likewise. (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR. * tree-pretty-print.c (dump_generic_node): Likewise. * gimple-pretty-print.c (dump_unary_rhs): Likewise. * tree-cfg.c (verify_gimple_assign_unary): Likewise. * tree-inline.c (estimate_operator_cost): Likewise. * tree-ssa.c (useless_type_conversion_p): Conversions between pointers to different address spaces are not useless. Co-Authored-By: Michael Meissner <meissner@linux.vnet.ibm.com> Co-Authored-By: Ulrich Weigand <uweigand@de.ibm.com> From-SVN: r153572
2009-10-12re PR debug/41343 (sysdeps/ieee754/dbl-64/dosincos.c from glibc causes ↵Alexandre Oliva1-97/+143
excessive memory use) gcc/ChangeLog: PR debug/41343 PR debug/41447 PR debug/41264 PR debug/41338 * tree.def (DEBUG_EXPR_DECL): New. * rtl.def (DEBUG_EXPR): New. * gengtype.c (adjust_field_rtx_def): Handle it. * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to... (insert_debug_temp_for_var_def): ... this. Drop support for moving. Take iterator for def stmt; insert debug stmt before it. Scan early for use count and kind in debug stmts. (propagate_defs_into_debug_stmts): Rename to... (insert_debug_temps_for_defs): ... this. Likewise. * tree.h (DEBUG_TEMP_UID): New. * tree.c (next_debug_decl_uid): New. (make_node_stat): Count debug decls separately. (copy_node_stat): Likewise. * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL. * var-tracking.c (dv_is_decl_p): Recognize it. (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too. (track_expr_p): Track expanded DEBUG_EXPR_DECLs. (vt_expand_loc_callback): Expand DEBUG_EXPRs. (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs. * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR. (cselib_hash_rtx): Likewise. (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR. * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in debug bind stmts. * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE. (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise. * rtl.c (copy_rtx): Likewise. (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR. * print-rtl.c (print_rtx): Likewise. * sched-vis.c (print_value): Likewise. (print_insn): Handle DEBUG_EXPR_DECL. * tree-dump.c (dequeue_and_dump): Likewise. * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise. * gimple-iterator (gsi_replace): Check for same lhs. (gsi_remove): Insert debug temps. * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs. (move_computations_stmt): Drop explicit propagation into debug stmts. (rewrite_bittest): Likewise. Use gsi_remove for propagation. * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise. * tree-ssa-sink.c (statement_sink_location): Likewise. * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise. * tree-ssanames.c (release_ssa_name): Adjust for rename. * tree-flow.h: Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark debug temps without values. (eliminate_unnecessary_stmts): Don't discard just-inserted debug stmts. gcc/testsuite/ChangeLog: PR debug/41343 PR debug/41447 PR debug/41264 PR debug/41338 * gcc.dg/guality/pr41447-1.c: New. * gcc.dg/debug/pr41264-1.c: New. * gcc.dg/debug/pr41343-1.c: New. From-SVN: r152681
2009-09-08re PR debug/41229 (VTA: internal compiler error: verify_ssa failed)Alexandre Oliva1-1/+2
gcc/ChangeLog: PR debug/41229 PR debug/41291 PR debug/41300 * tree-ssa.c (execute_update_addresses_taken): Update debug insns. gcc/testsuite/ChangeLog: PR debug/41229 PR debug/41291 PR debug/41300 * gfortran.dg/pr41229.f90: New. From-SVN: r151521
2009-09-08tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.Alexandre Oliva1-0/+68
* tree-ssa-loop-ivopts.c (get_phi_with_result): Remove. (remove_statement): Likewise. (rewrite_use_nonlinear_expr): Adjust. (remove_unused_ivs): Collect SSA NAMEs to remove and call... * tree-ssa.c (release_defs_bitset): ... this. New. * tree-flow.h (release_defs_bitset): Declare. From-SVN: r151520
2009-09-05re PR tree-optimization/41271 (FAIL: gcc.dg/matrix/matrix-2.c ↵Richard Guenther1-3/+5
scan-ipa-dump-times matrix-reorg "Flattened 2 dimensions" 1) 2009-09-05 Richard Guenther <rguenther@suse.de> PR middle-end/41271 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers before comparing function argument types. From-SVN: r151453
2009-09-02invoke.texi (-fvar-tracking-assignments): New.Alexandre Oliva1-0/+206
gcc/ChangeLog: * doc/invoke.texi (-fvar-tracking-assignments): New. (-fvar-tracking-assignments-toggle): New. (-fdump-final-insns=file): Mark filename as optional. (--param min-nondebug-insn-uid): New. (-gdwarf-@{version}): Mention version 4. * opts.c (common_handle_option): Accept it. * tree-vrp.c (find_assert_locations_1): Skip debug stmts. * regrename.c (regrename_optimize): Drop last. Don't count debug insns as uses. Don't reject change because of debug insn. (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno from the chain starter, and check for inexact matches in DEBUG_INSNS. (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs. (build_def_use): Simplify and fix the marking of DEBUG_INSNs. * sched-ebb.c (schedule_ebbs): Skip boundary debug insns. * fwprop.c (forward_propagate_and_simplify): ...into debug insns. * doc/gimple.texi (is_gimple_debug): New. (gimple_debug_bind_p): New. (is_gimple_call, gimple_assign_cast_p): End sentence with period. * doc/install.texi (bootstrap-debug): More details. (bootstrap-debug-big, bootstrap-debug-lean): Document. (bootstrap-debug-lib): More details. (bootstrap-debug-ckovw): Update. (bootstrap-time): New. * tree-into-ssa.c (mark_def_sites): Skip debug stmts. (insert_phi_nodes_for): Insert debug stmts. (rewrite_stmt): Take iterator. Insert debug stmts. (rewrite_enter_block): Adjust. (maybe_replace_use_in_debug_stmt): New. (rewrite_update_stmt): Use it. (mark_use_interesting): Return early for debug stmts. * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug stmts before replacing stmt. (move_computations_stmt): Likewise. * ira-conflicts.c (add_copies): Skip debug insns. * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns. (regstat_bb_compute_ri): Skip debug insns. * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt, check_loop_closed_ssa_stmt): Skip debug stmts. * tree-tailcall.c (find_tail_calls): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise. * tree.h (MAY_HAVE_DEBUG_STMTS): New. (build_var_debug_value_stat): Declare. (build_var_debug_value): Define. (target_for_debug_bind): Declare. * reload.c (find_equiv_reg): Skip debug insns. * rtlanal.c (reg_used_between_p): Skip debug insns. (side_effects_p): Likewise. (canonicalize_condition): Likewise. * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug insns never depend on debug insns. (create_ddg_dep_no_link): Likewise. (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns. Don't add inter-loop dependencies for debug insns. (build_intra_loop_deps): Likewise. (create_ddg): Count debug insns. * ddg.h (struct ddg::num_debug): New. (num_backargs): Pair up with previous int field. * diagnostic.c (diagnostic_report_diagnostic): Skip notes on -fcompare-debug-second. * final.c (get_attr_length_1): Skip debug insns. (rest_of_clean-state): Don't dump CFA_RESTORE_STATE. * gcc.c (invoke_as): Call compare-debug-dump-opt. (driver_self_specs): Map -fdump-final-insns to -fdump-final-insns=.. (get_local_tick): New. (compare_debug_dump_opt_spec_function): Test for . argument and compute output name. Compute temp output spec without flag name. Compute -frandom-seed. (OPT): Undef after use. * cfgloopanal.c (num_loop_insns): Skip debug insns. (average_num_loop_insns): Likewise. * params.h (MIN_NONDEBUG_INSN_UID): New. * gimple.def (GIMPLE_DEBUG): New. * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts. * auto-inc-dec.c (merge_in_block): Skip debug insns. (merge_in_block): Fix whitespace. * toplev.c (flag_var_tracking): Update comment. (flag_var_tracking_assignments): New. (flag_var_tracking_assignments_toggle): New. (process_options): Don't open final insns dump file if we're not going to write to it. Compute defaults for var_tracking. * df-scan.c (df_insn_rescan_debug_internal): New. (df_uses_record): Handle debug insns. * haifa-sched.c (ready): Initialize n_debug. (contributes_to_priority): Skip debug insns. (dep_list_size): New. (priority): Use it. (rank_for_schedule): Likewise. Schedule debug insns as soon as they're ready. Disregard previous debug insns to make decisions. (queue_insn): Never queue debug insns. (ready_add, ready_remove_first, ready_remove): Count debug insns. (schedule_insn): Don't reject debug insns because of issue rate. (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns. (queue_to_ready): Skip and discount debug insns. (choose_ready): Let debug insns through. (schedule_block): Check boundary debug insns. Discount debug insns, schedule them early. Adjust whitespace. (set_priorities): Check for boundary debug insns. (add_jump_dependencies): Use dep_list_size. (prev_non_location_insn): New. (check_cfg): Use it. * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug stmts. (remove_unused_ivs): Reset debug stmts. * modulo-sched.c (const_iteration_count): Skip debug insns. (res_MII): Discount debug insns. (loop_single_full_bb_p): Skip debug insns. (sms_schedule): Likewise. (sms_schedule_by_order): Likewise. (ps_has_conflicts): Likewise. * caller-save.c (refmarker_fn): New. (save_call_clobbered_regs): Replace regs with saved mem in debug insns. (mark_referenced_regs): Take pointer, mark and arg. Adjust. Call refmarker_fn mark for hardregnos. (mark_reg_as_referenced): New. (replace_reg_with_saved_mem): New. * ipa-pure-const.c (check_stmt): Skip debug stmts. * cse.c (cse_insn): Canonicalize debug insns. Skip them when searching back. (cse_extended_basic_block): Skip debug insns. (count_reg_usage): Likewise. (is_dead_reg): New, split out of... (set_live_p): ... here. (insn_live_p): Use it for debug insns. * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts. (execute_optimize_stdarg): Likewise. * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Don't regard changes in debug stmts as changes. * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New. (moveup_expr): Don't move across debug insns. Don't move debug insn if it would create a bookkeeping block. (moveup_expr_cached): Don't use cache for debug insns that are heads of blocks. (compute_av_set_inside_bb): Skip debug insns. (sel_rank_for_schedule): Schedule debug insns first. Remove dead code. (block_valid_for_bookkeeping_p); Support lax searches. (create_block_for_bookkeeping): Adjust block numbers when encountering debug-only blocks. (find_place_for_bookkeeping): Deal with debug-only blocks. (generate_bookkeeping_insn): Accept no place to insert. (remove_temp_moveop_nops): New argument full_tidying. (prepare_place_to_insert): Deal with debug insns. (advance_state_on_fence): Debug insns don't start cycles. (update_boundaries): Take fence as argument. Deal with debug insns. (schedule_expr_on_boundary): No full_tidying on debug insns. (fill_insns): Deal with debug insns. (track_scheduled_insns_and_blocks): Don't count debug insns. (need_nop_to_preserve_insn_bb): New, split out of... (remove_insn_from_stream): ... this. (fur_orig_expr_not_found): Skip debug insns. * rtl.def (VALUE): Move up. (DEBUG_INSN): New. * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts. (nearest_common_dominator_of_uses): Take debug_stmts argument. Set it if debug stmts are found. (statement_sink_location): Skip debug stmts. Propagate moving defs into debug stmts. * ifcvt.c (first_active_insn): Skip debug insns. (last_active_insns): Likewise. (cond_exec_process_insns): Likewise. (noce_process_if_block): Likewise. (check_cond_move_block): Likewise. (cond_move_convert_if_block): Likewise. (block_jumps_and_fallthru_p): Likewise. (dead_or_predicable): Likewise. * dwarf2out.c (debug_str_hash_forced): New. (find_AT_string): Add comment. (gen_label_for_indirect_string): New. (get_debug_string_label): New. (AT_string_form): Use it. (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV, MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and several operations that cannot be represented with DWARF opcodes. (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value. (dwarf2out_var_location): Take during-call mark into account. (output_indirect_string): Update comment. Output if there are label and references. (prune_indirect_string): New. (prune_unused_types): Call it if debug_str_hash_forced. More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>: (dw_long_long_const): Remove. (struct dw_val_struct): Change val_long_long type to rtx. (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair. (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each component instead of HOST_BITS_PER_LONG. (output_loc_operands): Likewise. For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (add_AT_long_long): Remove val_hi and val_lo arguments, add val_const_double. (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of HOST_BITS_PER_LONG for dw_val_class_long_long. (add_const_value_attribute): Adjust add_AT_long_long caller. Don't handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse. (dwarf_stack_op_name): Handle DW_OP_implicit_value and DW_OP_stack_value. (size_of_loc_descr, output_loc_operands, output_loc_operands_raw): Handle DW_OP_implicit_value. (extract_int): Move prototype earlier. (mem_loc_descriptor): For SUBREG punt if inner mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN, UMAX, SIGN_EXTRACT, ZERO_EXTRACT. (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE instead of Pmode size. (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE, CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode, attempt to handle other expressions. Don't handle TLS SYMBOL_REFs. (concat_loc_descriptor, concatn_loc_descriptor, loc_descriptor_from_tree_1): Adjust loc_descriptor callers. (add_location_or_const_value_attribute): Likewise. For single location loc_lists attempt to use add_const_value_attribute for constant decls. Add DW_AT_const_value even if NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING in its expression. * cfgbuild.c (inside_basic_block_p): Handle debug insns. (control_flow_insn_p): Likewise. * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt. (separate_decls_in_region_debug_bind): New. (separate_decls_in_region): Process debug bind stmts afterwards. * recog.c (verify_changes): Handle debug insns. (extract_insn): Likewise. (peephole2_optimize): Skip debug insns. * dse.c (scan_insn): Skip debug insns. * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument. Pass it on. (setup_id_for_insn): Handle debug insns. (maybe_tidy_empty_bb): Adjust whitespace. (tidy_control_flow): Skip debug insns. (sel_remove_insn): Adjust for debug insns. (sel_estimate_number_of_insns): Skip debug insns. (create_insn_rtx_from_pattern): Handle debug insns. (create_copy_of_insn_rtx): Likewise. * sel-sched-.h (sel_bb_end): Declare. (sel_bb_empty_or_nop_p): New. (get_all_loop_exits): Use it. (_eligible_successor_edge_p): Likewise. (return_nop_to_pool): Adjust. * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts. * ira-lives.c (process_bb_node_lives): Skip debug insns. * gimple-pretty-print.c (dump_gimple_debug): New. (dump_gimple_stmt): Use it. (dump_bb_header): Skip gimple debug stmts. * regmove.c (optimize_reg_copy_1): Discount debug insns. (fixup_match_2): Likewise. (regmove_backward_pass): Likewise. Simplify combined replacement. Handle debug insns. * function.c (instantiate_virtual_regs): Handle debug insns. * function.h (struct emit_status): Add x_cur_debug_insn_uid. * print-rtl.h: Include cselib.h. (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs. * df.h (df_inns_rescan_debug_internal): Declare. * gcse.c (alloc_hash_table): Estimate n_insns. (cprop_insn): Don't regard debug insns as changes. (bypass_conditional_jumps): Skip debug insns. (one_pre_gcse_pass): Adjust. (one_code_hoisting_pass): Likewise. (compute_ld_motion_mems): Skip debug insns. (one_cprop_pass): Adjust. * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts. (if_convertible_stmt_p): Handle debug stmts. * init-regs.c (initialize_uninitialized_regs): Skip debug insns. * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts. * ira-build.c (create_bb_allocnos): Skip debug insns. * tree-flow-inline.h (has_zero_uses): Discount debug stmts. (has_single_use): Likewise. (single_imm_use): Likewise. (num_imm_uses): Likewise. * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts. * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts. (create_outofssa_var_map): Likewise. * lower-subreg.c (adjust_decomposed_uses): New. (resolve_debug): New. (decompose_multiword_subregs): Use it. * tree-dfa.c (find_referenced_vars): Skip debug stmts. * emit-rtl.c: Include params.h. (cur_debug_insn_uid): Define. (set_new_first_and_last_insn): Set cur_debug_insn_uid too. (copy_rtx_if_shared_1): Handle debug insns. (reset_used_flags): Likewise. (set_used_flags): LIkewise. (get_max_insn_count): New. (next_nondebug_insn): New. (prev_nondebug_insn): New. (make_debug_insn_raw): New. (emit_insn_before_noloc): Handle debug insns. (emit_jump_insn_before_noloc): Likewise. (emit_call_insn_before_noloc): Likewise. (emit_debug_insn_before_noloc): New. (emit_insn_after_noloc): Handle debug insns. (emit_jump_insn_after_noloc): Likewise. (emit_call_insn_after_noloc): Likewise. (emit_debug_insn_after_noloc): Likewise. (emit_insn_after): Take loc from earlier non-debug insn. (emit_jump_insn_after): Likewise. (emit_call_insn_after): Likewise. (emit_debug_insn_after_setloc): New. (emit_debug_insn_after): New. (emit_insn_before): Take loc from later non-debug insn. (emit_jump_insn_before): Likewise. (emit_call_insn_before): Likewise. (emit_debug_insn_before_setloc): New. (emit_debug_insn_before): New. (emit_insn): Handle debug insns. (emit_debug_insn): New. (emit_jump_insn): Handle debug insns. (emit_call_insn): Likewise. (emit): Likewise. (init_emit): Take min-nondebug-insn-uid into account. Initialize cur_debug_insn_uid. (emit_copy_of_insn_after): Handle debug insns. * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite location of single rhs in place. (maybe_dump_rtl_for_gimple_stmt): Dump lineno. (floor_sdiv_adjust): New. (cell_sdiv_adjust): New. (cell_udiv_adjust): New. (round_sdiv_adjust): New. (round_udiv_adjust): New. (wrap_constant): Moved from cselib. (unwrap_constant): New. (expand_debug_expr): New. (expand_debug_locations): New. (expand_gimple_basic_block): Drop hiding redeclaration. Expand debug bind stmts. (gimple_expand_cfg): Expand debug locations. * cselib.c: Include tree-pass.h. (struct expand_value_data): New. (cselib_record_sets_hook): New. (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New. (cselib_clear_table): Move, and implemnet in terms of... (cselib_reset_table_with_next_value): ... this. (cselib_get_next_unknown_value): New. (discard_useless_locs): Don't discard preserved values. (cselib_preserve_value): New. (cselib_preserved_value_p): New. (cselib_preserve_definitely): New. (cselib_clear_preserve): New. (cselib_preserve_only_values): New. (new_cselib_val): Take rtx argument. Dump it in details. (cselib_lookup_mem): Adjust. (expand_loc): Take regs_active in struct. Adjust. Silence dumps unless details are requested. (cselib_expand_value_rtx_cb): New. (cselib_expand_value_rtx): Rename and reimplment in terms of... (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps without details. Copy more subregs. Try to resolve values using a callback. Wrap constants. (cselib_subst_to_values): Adjust. (cselib_log_lookup): New. (cselib_lookup): Call it. (cselib_invalidate_regno): Don't count preserved values as useless. (cselib_invalidate_mem): Likewise. (cselib_record_set): Likewise. (struct set): Renamed to cselib_set, moved to cselib.h. (cselib_record_sets): Adjust. Call hook. (cselib_process_insn): Reset table when it would be cleared. (dump_cselib_val): New. (dump_cselib_table): New. * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts. (remove_forwarder_block): Support moving debug stmts. * cselib.h (cselib_record_sets_hook): Declare. (cselib_expand_callback): New type. (cselib_expand_value_rtx_cb): Declare. (cselib_reset_table_with_next_value): Declare. (cselib_get_next_unknown_value): Declare. (cselib_preserve_value): Declare. (cselib_preserved_value_p): Declare. (cselib_preserve_only_values): Declare. (dump_cselib_table): Declare. * cfgcleanup.c (flow_find_cross_jump): Skip debug insns. (try_crossjump_to_edge): Likewise. (delete_unreachable_blocks): Remove dominant GIMPLE blocks after dominated blocks when debug stmts are present. * simplify-rtx.c (delegitimize_mem_from_attrs): New. * tree-ssa-live.c (remove_unused_locals): Skip debug stmts. (set_var_live_on_entry): Likewise. * loop-invariant.c (find_invariants_bb): Skip debug insns. * cfglayout.c (curr_location, last_location): Make static. (set_curr_insn_source_location): Don't avoid bouncing. (get_curr_insn_source_location): New. (get_curr_insn_block): New. (duplicate_insn_chain): Handle debug insns. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate into debug stmts. * common.opt (fcompare-debug): Move to sort order. (fdump-unnumbered-links): Likewise. (fvar-tracking-assignments): New. (fvar-tracking-assignments-toggle): New. * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks because of debug stmts. (mark_stmt_if_obviously_necessary): Mark debug stmts. (eliminate_unnecessary_stmts): Walk dominated blocks before dominators. * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts. * ira.c (memref_used_between_p): Skip debug insns. (update_equiv_regs): Likewise. * sched-deps.c (sd_lists_size): Accept empty list. (sd_init_insn): Mark debug insns. (sd_finish_insn): Unmark them. (sd_add_dep): Reject non-debug deps on debug insns. (fixup_sched_groups): Give debug insns group treatment. Skip debug insns. (sched_analyze_reg): Don't mark debug insns for sched before call. (sched_analyze_2): Handle debug insns. (sched_analyze_insn): Compute next non-debug insn. Handle debug insns. (deps_analyze_insn): Handle debug insns. (deps_start_bb): Skip debug insns. (init_deps): Initialize last_debug_insn. * tree-ssa.c (target_for_debug_bind): New. (find_released_ssa_name): New. (propagate_var_def_into_debug_stmts): New. (propagate_defs_into_debug_stmts): New. (verify_ssa): Skip debug bind stmts without values. (warn_uninialized_vars): Skip debug stmts. * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default. * rtl.c (rtx_equal_p_cb): Handle VALUEs. (rtx_equal_p): Likewise. * ira-costs.c (scan_one_insn): Skip debug insns. (process_bb_node_for_hard_reg_moves): Likewise. * rtl.h (DEBUG_INSN_P): New. (NONDEBUG_INSN_P): New. (MAY_HAVE_DEBUG_INSNS): New. (INSN_P): Accept debug insns. (RTX_FRAME_RELATED_P): Likewise. (INSN_DELETED_P): Likewise (PAT_VAR_LOCATION_DECL): New. (PAT_VAR_LOCATION_LOC): New. (PAT_VAR_OCATION_STATUS): New. (NOTE_VAR_LOCATION_DECL): Reimplement. (NOTE_VAR_LOCATION_LOC): Likewise. (NOTE_VAR_LOCATION_STATUS): Likewise. (INSN_VAR_LOCATION): New. (INSN_VAR_LOCATION_DECL): New. (INSN_VAR_LOCATION_LOC): New. (INSN_VAR_LOCATION_STATUS): New. (gen_rtx_UNKNOWN_VAR_LOC): New. (VAR_LOC_UNKNOWN_P): New. (NOTE_DURING_CALL_P): New. (SCHED_GROUP_P): Accept debug insns. (emit_debug_insn_before): Declare. (emit_debug_insn_before_noloc): Declare. (emit_debug_insn_beore_setloc): Declare. (emit_debug_insn_after): Declare. (emit_debug_insn_after_noloc): Declare. (emit_debug_insn_after_setloc): Declare. (emit_debug_insn): Declare. (make_debug_insn_raw): Declare. (prev_nondebug_insn): Declare. (next_nondebug_insn): Declare. (delegitimize_mem_from_attrs): Declare. (get_max_insn_count): Declare. (wrap_constant): Declare. (unwrap_constant): Declare. (get_curr_insn_source_location): Declare. (get_curr_insn_block): Declare. * tree-inline.c (insert_debug_decl_map): New. (processing_debug_stmt): New. (remap_decl): Don't create new mappings in debug stmts. (remap_gimple_op_r): Don't add references in debug stmts. (copy_tree_body_r): Likewise. (remap_gimple_stmt): Handle debug bind stmts. (copy_bb): Skip debug stmts. (copy_edges_for_bb): Likewise. (copy_debug_stmt): New. (copy_debug_stmts): New. (copy_body): Copy debug stmts at the end. (insert_init_debug_bind): New. (insert_init_stmt): Take id. Skip and emit debug stmts. (setup_one_parameter): Remap variable earlier, register debug mapping. (estimate_num_insns): Skip debug stmts. (expand_call_inline): Preserve debug_map. (optimize_inline_calls): Check for no debug_stmts left-overs. (unsave_expr_now): Preserve debug_map. (copy_gimple_seq_and_replace_locals): Likewise. (tree_function_versioning): Check for no debug_stmts left-overs. Init and destroy debug_map as needed. Split edges unconditionally. (build_duplicate_type): Init and destroy debug_map as needed. * tree-inline.h: Include gimple.h instead of pointer-set.h. (struct copy_body_data): Add debug_stmts and debug_map. * sched-int.h (struct ready_list): Add n_debug. (struct deps): Add last_debug_insn. (DEBUG_INSN_SCHED_P): New. (BOUNDARY_DEBUG_INSN_P): New. (SCHEDULE_DEBUG_INSN_P): New. (sd_iterator_cond): Accept empty list. * combine.c (create_log_links): Skip debug insns. (combine_instructions): Likewise. (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the return value is always unshared. (struct rtx_subst_pair): New. (auto_adjust_pair): New. (propagate_for_debug_subst): New. (propagate_for_debug): New. (try_combine): Skip debug insns. Propagate removed defs into debug insns. (next_nonnote_nondebug_insn): New. (distribute_notes): Use it. Skip debug insns. (distribute_links): Skip debug insns. * tree-outof-ssa.c (set_location_for_edge): Likewise. * resource.c (mark_target_live_regs): Likewise. * var-tracking.c: Include cselib.h and target.h. (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and MO_VAL_SET. (micro_operation_type_name): New. (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN. (struct micro_operation_def): Update comments. (decl_or_value): New type. Use instead of decls. (struct emit_note_data_def): Add vars. (struct attrs_def): Use decl_or_value. (struct variable_tracking_info_def): Add permp, flooded. (struct location_chain_def): Update comment. (struct variable_part_def): Use decl_or_value. (struct variable_def): Make var_part a variable length array. (valvar_pool): New. (scratch_regs): New. (cselib_hook_called): New. (dv_is_decl_p): New. (dv_is_value_p): New. (dv_as_decl): New. (dv_as_value): New. (dv_as_opaque): New. (dv_onepart_p): New. (dv_pool): New. (IS_DECL_CODE): New. (check_value_is_not_decl): New. (dv_from_decl): New. (dv_from_value): New. (dv_htab_hash): New. (variable_htab_hash): Use it. (variable_htab_eq): Support values. (variable_htab_free): Free from the right pool. (attrs_list_member, attrs_list_insert): Use decl_or_value. (attrs_list_union): Adjust. (attrs_list_mpdv_union): New. (tie_break_pointers): New. (canon_value_cmp): New. (unshare_variable): Return possibly-modified slot. (vars_copy_1): Adjust. (var_reg_decl_set): Adjust. Split out of... (var_reg_set): ... this. (get_init_value): Adjust. (var_reg_delete_and_set): Adjust. (var_reg_delete): Adjust. (var_regno_delete): Adjust. (var_mem_decl_set): Split out of... (var_mem_set): ... this. (var_mem_delete_and_set): Adjust. (var_mem_delete): Adjust. (val_store): New. (val_reset): New. (val_resolve): New. (variable_union): Adjust. Speed up merge of 1-part vars. (variable_canonicalize): Use unshared slot. (VALUED_RECURSED_INTO): New. (find_loc_in_1pdv): New. (struct dfset_merge): New. (insert_into_intersection): New. (intersect_loc_chains): New. (loc_cmp): New. (canonicalize_loc_order_check): New. (canonicalize_values_mark): New. (canonicalize_values_star): New. (variable_merge_over_cur): New. (variable_merge_over_src): New. (dataflow_set_merge): New. (dataflow_set_equiv_regs): New. (remove_duplicate_values): New. (struct dfset_post_merge): New. (variable_post_merge_new_vals): New. (variable_post_merge_perm_vals): New. (dataflow_post_merge_adjust): New. (find_mem_expr_in_1pdv): New. (dataflow_set_preserve_mem_locs): New. (dataflow_set_remove_mem_locs): New. (dataflow_set_clear_at_call): New. (onepart_variable_different_p): New. (variable_different_p): Use it. (dataflow_set_different_1): Adjust. Make detailed dump more verbose. (track_expr_p): Add need_rtl parameter. Don't generate rtl if not needed. (track_loc_p): Pass it true. (struct count_use_info): New. (find_use_val): New. (replace_expr_with_values): New. (log_op_type): New. (use_type): New, partially split out of... (count_uses): ... this. Count new micro-ops. (count_uses_1): Adjust. (count_stores): Adjust. (count_with_sets): New. (VAL_NEEDS_RESOLUTION): New. (VAL_HOLDS_TRACK_EXPR): New. (VAL_EXPR_IS_COPIED): New. (VAL_EXPR_IS_CLOBBERED): New. (add_uses): Adjust. Generate new micro-ops. (add_uses_1): Adjust. (add_stores): Generate new micro-ops. (add_with_sets): New. (find_src_status): Adjust. (find_src_set_src): Adjust. (compute_bb_dataflow): Use dataflow_set_clear_at_call. Handle new micro-ops. Canonicalize value equivalances. (vt_find_locations): Compute total size of hash tables for dumping. Perform merge for var-tracking-assignments. Don't disregard single-block loops. (dump_attrs_list): Handle decl_or_value. (dump_variable): Take variable. Deal with decl_or_value. (dump_variable_slot): New. (dump_vars): Use it. (dump_dataflow_sets): Adjust. (set_slot_part): New, extended to support one-part variables after splitting out of... (set_variable_part): ... this. (clobber_slot_part): New, split out of... (clobber_variable_part): ... this. (delete_slot_part): New, split out of... (delete_variable_part): .... this. (check_wrap_constant): New. (vt_expand_loc_callback): New. (vt_expand_loc): New. (emit_note_insn_var_location): Adjust. Handle values. Handle EMIT_NOTE_AFTER_CALL_INSN. (emit_notes_for_differences_1): Adjust. Handle values. (emit_notes_for_differences_2): Likewise. (emit_notes_for_differences): Adjust. (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes. Adjust. Handle new micro-ops. (vt_add_function_parameters): Adjust. Create and bind values. (vt_initialize): Adjust. Initialize scratch_regs and valvar_pool, flooded and perm.. Initialize and use cselib. Log operations. Move some code to count_with_sets and add_with_sets. (delete_debug_insns): New. (vt_debug_insns_local): New. (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish cselib. (var_tracking_main): If var-tracking-assignments is enabled but var-tracking isn't, delete debug insns and leave. Likewise if we exceed limits or fail the stack adjustments tests, and after all var-tracking processing. More in var-tracking, from Jakub Jelinek <jakub@redhat.com>: (dataflow_set): Add traversed_vars. (value_chain, const_value_chain): New typedefs. (value_chain_pool, value_chains): New variables. (value_chain_htab_hash, value_chain_htab_eq, add_value_chain, add_value_chains, add_cselib_value_chains, remove_value_chain, remove_value_chains, remove_cselib_value_chains): New functions. (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1, shared_hash_find_slot_noinsert_1, shared_hash_find_1): New static inlines. (shared_hash_find_slot_unshare, shared_hash_find_slot, shared_hash_find_slot_noinsert, shared_hash_find): Update. (dst_can_be_shared): New variable. (unshare_variable): Unshare set->vars if shared, use shared_hash_*. Clear dst_can_be_shared. If set->traversed_vars is non-NULL and different from set->vars, look up slot again instead of using the passed in slot. (dataflow_set_init): Initialize traversed_vars. (variable_union): Use shared_hash_*. Use initially NO_INSERT lookup if set->vars is shared. Don't keep slot cleared before calling unshare_variable. Unshare set->vars if needed. Adjust unshare_variable callers. Clear dst_can_be_shared if needed. Even ->refcount == 1 vars must be unshared if set->vars is shared and var needs to be modified. (dataflow_set_union): Set traversed_vars during canonicalization. (VALUE_CHANGED, DECL_CHANGED): Define. (set_dv_changed, dv_changed_p): New static inlines. (track_expr_p): Clear DECL_CHANGED. (dump_dataflow_sets): Set it. (variable_was_changed): Call set_dv_changed. (emit_note_insn_var_location): Likewise. (changed_variables_stack): New variable. (check_changed_vars_1, check_changed_vars_2): New functions. (emit_notes_for_changes): Do nothing if changed_variables is empty. Traverse changed_variables with check_changed_vars_1, call check_changed_vars_2 on each changed_variables_stack entry. (emit_notes_in_bb): Add SET argument. Just clear it at the beginning, use it instead of local &set, don't destroy it at the end. (vt_emit_notes): Call dataflow_set_clear early on all VTI(bb)->out sets, never use them, instead use emit_notes_in_bb computed set, dataflow_set_clear also VTI(bb)->in when we are done with the basic block. Initialize changed_variables_stack, free it afterwards. If ENABLE_CHECKING verify that after noting differences to an empty set value_chains hash table is empty. (vt_initialize): Initialize value_chains and value_chain_pool. (vt_finalize): Delete value_chains htab, free value_chain_pool. (variable_tracking_main): Call dump_dataflow_sets before calling vt_emit_notes, not after it. * tree-flow.h (propagate_defs_into_debug_stmts): Declare. (propagate_var_def_into_debug_stmts): Declare. * df-problems.c (df_lr_bb_local_compute): Skip debug insns. (df_set_note): Reject debug insns. (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't add notes to debug insns. (df_note_bb_compute): Adjust. Likewise. (df_simulate_uses): Skip debug insns. (df_simulate_initialize_backwards): Likewise. * reg-stack.c (subst_stack_regs_in_debug_insn): New. (subst_stack_regs_pat): Reject debug insns. (convert_regs_1): Handle debug insns. * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H. (print-rtl.o): Depend on cselib.h. (cselib.o): Depend on TREE_PASS_H. (var-tracking.o): Depend on cselib.h and TARGET_H. * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns. (init_ready_list): Skip boundary debug insns. (add_branch_dependences): Skip debug insns. (free_block_dependencies): Check for blocks with only debug insns. (compute_priorities): Likewise. * gimple.c (gss_for_code): Handle GIMPLE_DEBUG. (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust all callers. (gimple_build_debug_bind_stat): New. (empty_body_p): Skip debug stmts. (gimple_has_side_effects): Likewise. (gimple_rhs_has_side_effects): Likewise. * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New. (gimple_build_debug_bind_stat): Declare. (gimple_build_debug_bind): Define. (is_gimple_debug): New. (gimple_debug_bind_p): New. (gimple_debug_bind_get_var): New. (gimple_debug_bind_get_value): New. (gimple_debug_bind_get_value_ptr): New. (gimple_debug_bind_set_var): New. (gimple_debug_bind_set_value): New. (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro. (gimple_debug_bind_reset_value): New. (gimple_debug_bind_has_value_p): New. (gsi_next_nondebug): New. (gsi_prev_nondebug): New. (gsi_start_nondebug_bb): New. (gsi_last_nondebug_bb): New. * sched-vis.c (print_pattern): Handle VAR_LOCATION. (print_insn): Handle DEBUG_INSN. * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc of first insn prevail. (first_stmt): Skip debug stmts. (first_non_label_stmt): Likewise. (last_stmt): Likewise. (has_zero_uses_1): New. (single_imm_use_1): New. (verify_gimple_debug): New. (verify_types_in_gimple_stmt): Handle debug stmts. (verify_stmt): Likewise. (debug_loop_num): Skip debug stmts. (remove_edge_and_dominated_blocks): Remove dominators last. * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts. (linearize_expr): Likewise. * config/i386/i386.c (ix86_delegitimize_address): Call default implementation. * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns. (group_barrier_needed): Skip debug insns. (emit_insn_group_barriers): Likewise. (emit_all_insn_group_barriers): Likewise. (ia64_variable_issue): Handle debug insns. (ia64_dfa_new_cycle): Likewise. (final_emit_insn_group_barriers): Skip debug insns. (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't def cfa without frame. (process_set): Likewise. (process_for_unwind_directive): Pass frame on. * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define. (rs6000_delegitimize_address): New. (rs6000_debug_adjust_cost): Handle debug insns. (is_microcoded_insn): Likewise. (is_cracked_insn): Likewise. (is_nonpipeline_insn): Likewise. (insn_must_be_first_in_group): Likewise. (insn_must_be_last_in_group): Likewise. (force_new_group): Likewise. * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block contains only debug insns. (rtl_merge_blocks): Skip debug insns. (purge_dead_edges): Likewise. (rtl_block_ends_with_call_p): Skip debug insns. * dce.c (deletable_insn_p): Handle VAR_LOCATION. (mark_reg_dependencies): Skip debug insns. * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New. * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts): Skip debug stmts. * regcprop.c (replace_oldest_value_addr): Skip debug insns. (replace_oldest_value_mem): Use ALL_REGS for debug insns. (copyprop_hardreg_forward_1): Handle debug insns. * reload1.c (reload): Skip debug insns. Replace unassigned pseudos in debug insns with their equivalences. (eliminate_regs_in_insn): Skip debug insns. (emit_input_reload_insns): Skip debug insns at first, adjust them later. * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts. (get_indirect_ref_operands): Pass opf_no_vops on. (get_expr_operands): Likewise. Skip debug stmts. (parse_ssa_operands): Scan debug insns with opf_no_vops. gcc/testsuite/ChangeLog: * gcc.dg/guality/guality.c: New. * gcc.dg/guality/guality.h: New. * gcc.dg/guality/guality.exp: New. * gcc.dg/guality/example.c: New. * lib/gcc-dg.exp (cleanup-dump): Remove .gk files. (cleanup-saved-temps): Likewise, .gkd files too. gcc/cp/ChangeLog: * cp-tree.h (TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS): New. * cp-lang.c (cxx_dwarf_name): Pass it. * error.c (count_non_default_template_args): Take flags as argument. Adjust all callers. Skip counting of default arguments if the new flag is given. ChangeLog: * Makefile.tpl (BUILD_CONFIG): Default to bootstrap-debug. * Makefile.in: Rebuilt. contrib/ChangeLog: * compare-debug: Look for .gkd files and compare them. config/ChangeLog: * bootstrap-debug.mk: Add comments. * bootstrap-debug-big.mk: New. * bootstrap-debug-lean.mk: New. * bootstrap-debug-ckovw.mk: Add comments. * bootstrap-debug-lib.mk: Drop CFLAGS for stages. Use -g0 for TFLAGS in stage1. Drop -fvar-tracking-assignments-toggle. From-SVN: r151312
2009-08-26re PR c/41163 (verify_gimple fails)Richard Guenther1-2/+10
2009-08-26 Richard Guenther <rguenther@suse.de> PR middle-end/41163 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if the types to not match. * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR verification. * tree-ssa.c (useless_type_conversion_p): Conversions to pointers to unprototyped functions are useless. * gcc.c-torture/compile/pr41163.c: New testcase. * gcc.dg/pr35899.c: Adjust. From-SVN: r151122
2009-08-13re PR middle-end/41047 (gcc.target/mips/memcpy-1.c failing)Richard Guenther1-10/+10
2009-08-13 Richard Guenther <rguenther@suse.de> PR middle-end/41047 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions use the constant pointer type. * gimplify.c (canonicalize_addr_expr): Canonicalize independent of CV qualifiers on the target pointer type. * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer conversion check before restrict check. * gcc.dg/tree-ssa/ssa-ccp-27.c: New testcase. From-SVN: r150715
2009-08-12alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.Richard Guenther1-9/+4
2009-08-12 Richard Guenther <rguenther@suse.de> * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P. * gimplify.c (gimplify_modify_expr): Do not use lang_hooks.types_compatible_p. * tree-ssa.c (useless_type_conversion_p): For aggregates just return false if the canonical types differ. From-SVN: r150695
2009-08-10re PR middle-end/41006 (verify_stmts failed: error: non-trivial conversion ↵Richard Guenther1-48/+40
at assignment) 2009-08-10 Richard Guenther <rguenther@suse.de> PR middle-end/41006 * tree-ssa.c (useless_type_conversion_p_1): Fold into ... (useless_type_conversion_p): ... here. Require pointer targets to be compatible. * gcc.c-torture/compile/pr41006-1.c: New testcase. * gcc.c-torture/compile/pr41006-2.c: Likewise. From-SVN: r150621
2009-08-07tree-ssa.c (useless_type_conversion_p_1): Only for types that require ↵Richard Guenther1-4/+4
structural equality defer to the langhook. 2009-08-07 Richard Guenther <rguenther@suse.de> * tree-ssa.c (useless_type_conversion_p_1): Only for types that require structural equality defer to the langhook. From-SVN: r150559
2009-08-06tree-ssa.c (useless_type_conversion_p_1): Make function and array type ↵Richard Guenther1-15/+119
comparisons frontend independent. 2009-08-06 Richard Guenther <rguenther@suse.de> * tree-ssa.c (useless_type_conversion_p_1): Make function and array type comparisons frontend independent. * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill out array reference lower bound and element size operands. (ao_ref_init_from_vn_reference): Properly compute the offset for ARRAY_RANGE_REF. (vn_reference_fold_indirect): Fill out array reference lower bound and element size operands. * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate a non gimple valued reference operand which can happen for array reference lower bound or element size. (create_component_ref_by_pieces_1): Properly generate the element size operand for array references. From-SVN: r150519
2009-08-03re PR middle-end/40943 (Uninitialized warning is missed when dereferencing ↵Jakub Jelinek1-1/+6
uninitialized pointers) PR middle-end/40943 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for operand of INDIRECT_REF. * gcc.dg/uninit-6.c: Re-add XFAIL. * gcc.dg/uninit-6-O0.c: Likewise. * gcc.dg/uninit-pr40943.c: New test. From-SVN: r150379
2009-08-03tree.c (make_vector_type): Build a main variant first, get the canonical one ↵Richard Guenther1-4/+14
and then build the variant. 2009-08-03 Richard Guenther <rguenther@suse.de> * tree.c (make_vector_type): Build a main variant first, get the canonical one and then build the variant. * tree-ssa.c (useless_type_conversion_p_1): Handle fixed-point types. (useless_type_conversion_p): Conversions to pointers to incomplete record types are useless. From-SVN: r150370
2009-07-30Add source_location support to PHI arguments.Andrew MacLeod1-3/+6
2009-07-29 Andrew MacLeod <amacleod@redhat.com> PR debug 26475 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set location for phi arguments. (rewrite_update_phi_arguments): Find locations for reaching defs. * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Add location to add_phi_arg calls. * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations. * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge, split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations. * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call, create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations. * tree.h (struct phi_arg_d): Add location_t to PHI arguments. * tree-phinodes.c (make_phi_node): Initialize location. (resize_phi_node): Initialize location to UNKNOWN_LOCATION. (add_phi_arg): Add location parameter. (remove_phi_arg_num): Move location when moving phi argument. * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set location. * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop, slpeel_update_phi_nodes_for_guard1, slpeel_update_phi_nodes_for_guard2, slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations, vect_loop_versioning): Set locations. * tree-parloops.c (create_phi_for_local_result, transform_to_exit_first_loop, create_parallel_loop): Add locations. * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present. * tree-vect-loop.c (get_initial_def_for_induction, vect_create_epilog_for_reduction, vect_finalize_reduction): Add locations. * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus. (gimple_phi_arg_location_from_edge): New. Return locus from an edge. (gimple_phi_arg_set_location): New. Set locus. (gimple_phi_arg_has_location): New. Check for locus. (redirect_edge_var_map_location): New. Return locus from var_map. * tree-vect-data-refs.c (vect_setup_realignment): Set location. * tree-ssa-phiopt.c (conditional_replacement): Set locus when combining PHI arguments. (cond_store_replacement): Set location. * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible. * grpahite.c (add_loop_exit_phis, add_guard_exit_phis, scop_add_exit_phis_edge): Add locations. * tree-cfgcleanup.c (remove_forwarder_block, remove_forwarder_block_with_phi): Add locations. * tree-ssa-pre.c (insert_into_preds_of_block): Add locations. * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add locations. * tree-ssa-dce.c (forward_edge_to_pdom): Add locations. * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge, flush_pending_stmts): Add source location. * lambda-code.c (perfect_nestify): Maintain location stack with argument stack to preserve locations. * tree-vect-stmts.c (vectorizable_load): Add location. * tree-inline.c (copy_phis_for_bb): Copy locus. (setup_one_parameter): Add call locus to inlined parameter stmts. (initialize_inlined_parameters): Pass in call location as parameter assignment locus. (tree_function_versioning): Pass location to setup_one_parameter. * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations. * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for copy and edge lists. (insert_partition_copy_on_edge, insert_value_copy_on_edge, insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a locus parameter and override the stmt default if provided. (new_elim_graph, clear_elim_graph, delete_elim_graph, elim_graph_add_edge, elim_graph_remove_succ_edge, FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build, elim_forward, elim_unvisited_predecessor, elim_backward, elim_create, eliminate_phi): Add locus info in elimination graph for each edge and value copy. (insert_backedge_copies): Copy locus if present. * tree-flow.h (struct _edge_var_map): Add locus field. * tree-switch_conversions.c (fix_phi_nodes): Add locations. * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block, add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add locations. * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations. From-SVN: r150267
2009-07-14tree-ssa-alias.h (refs_may_alias_p_1): Declare.Richard Guenther1-43/+3
2009-07-14 Richard Guenther <rguenther@suse.de> Andrey Belevantsev <abel@ispras.ru> * tree-ssa-alias.h (refs_may_alias_p_1): Declare. (pt_solution_set): Likewise. * tree-ssa-alias.c (refs_may_alias_p_1): Export. * tree-ssa-structalias.c (pt_solution_set): New function. * final.c (rest_of_clean_state): Free SSA data structures. * print-rtl.c (print_decl_name): Remove. (print_mem_expr): Implement in terms of print_generic_expr. * alias.c (ao_ref_from_mem): New function. (rtx_refs_may_alias_p): Likewise. (true_dependence): Query alias-export info. (canon_true_dependence): Likewise. (write_dependence_p): Likewise. * tree-dfa.c (get_ref_base_and_extent): For void types leave size unknown. * emit-rtl.c (component_ref_for_mem_expr): Remove. (mem_expr_equal_p): Use operand_equal_p. (set_mem_attributes_minus_bitpos): Do not use component_ref_for_mem_expr. * cfgexpand.c (add_partitioned_vars_to_ptset): New function. (update_alias_info_with_stack_vars): Likewise. (partition_stack_vars): Call update_alias_info_with_stack_vars. * tree-ssa.c (delete_tree_ssa): Do not release SSA names explicitly nor clear stmt operands. Free the decl-to-pointer map. * tree-optimize.c (execute_free_datastructures): Do not free SSA data structures here. * tree-flow.h (struct gimple_df): Add decls_to_pointers member. * Makefile.in (emit-rtl.o): Add pointer-set.h dependency. (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H) dependencies. (print-rtl.o): Add $(DIAGNOSTIC_H) dependency. Co-Authored-By: Andrey Belevantsev <abel@ispras.ru> From-SVN: r149624
2009-07-07cgraphunit.c: Replace %J by an explicit location.Manuel López-Ibáñez1-1/+1
2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org> * cgraphunit.c: Replace %J by an explicit location. Update all calls. * c-decl.c: Likewise. * function.c: Likewise. * varasm.c: Likewise. * tree-ssa.c: Likewise. * c-common.c: Likewise. * tree-cfg.c: Likewise. * config/spu/spu.c: Likewise. * config/ia64/ia64.c: Likewise. * config/v850/v850.c: Likewise. java/ * class.c: Replace %J by an explicit location. Update all calls. objc/ * objc-act.c: Replace %J by an explicit location. Update all calls. cp/ * init.c: Replace %J by an explicit location. Update all calls. * decl.c: Likewise. * typeck2.c: Likewise. * pt.c: Likewise. * name-lookup.c: Likewise. From-SVN: r149312
2009-06-17tree.h (STRIP_NOPS, [...]): Use tree_strip_nop_conversions...Adam Nemet1-0/+12
* tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions, tree_strip_sign_nop_conversions and tree_ssa_strip_useless_type_conversions rather than stripping the operations here. (tree_strip_nop_conversions, tree_strip_sign_nop_conversions): Declare them. * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it. * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function. * tree.c (tree_nop_conversion, tree_sign_nop_conversion, tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New functions. testsuite/ * gcc.c-torture/execute/bitfld-5.c: New test. From-SVN: r148631
2009-06-12java-gimplify.c (java_gimplify_block): New argument to build_empty_stmt.Aldy Hernandez1-1/+1
gcc/java/ * java-gimplify.c (java_gimplify_block): New argument to build_empty_stmt. * expr.c (force_evaluation_order): Same. * typeck.c: Add location to build_decl or PUSH_FIELD calls. * class.c: Same. * decl.c: Same. * jcf-parse.c: Same. * constants.c: Same. * resource.c: Same. * except.c: Same. * builtins.c: Same. * expr.c: Same. * java-tree.h (PUSH_FIELD): Add location field. gcc/objc/ * objc-act.c (finish_var_decl): Pass location to finish_decl. (objc_get_parm_info): Same. (get_super_receiver): Same. * objc-act.c (objc_build_component_ref): Pass location to build_compound_ref. (build_module_initializer_routine): Pass location to c_end_compound_stmt. (objc_generate_static_init_call): Pass location to build_stmt. (build_typed_selector_reference): New location argument. (build_selector_reference): Same. (objc_substitute_decl): Pass location to build_array_ref. (next_sjlj_build_try_catch_finally): Pass location to build_stmt. (objc_begin_catch_clause): Same. (objc_finish_try_stmt): Same. (objc_finish_catch_clause): Pass location to c_end_compound_stmt. (objc_build_throw_stmt): New argument. (generate_shared_structures): Pass location to build_c_cast. (objc_build_message_expr): Use local location. (objc_finish_message_expr): Use input_location. (build_objc_method_call): New argument. (objc_build_selector_expr): Same. (get_super_receiver): Pass location to build_c_cast, build_modify_expr, build_compound_expr. * objc-act.c: Add location to all calls to start_struct, build_decl, finish_struct. gcc/ * tree-pretty-print.c (dump_generic_node): Dump column numbers. * gimple-pretty-print.c (dump_gimple_stmt): Same. * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs created. * c-parser.c (c_parser_binary_expression): Use current column while building binary operations. * common.opt (fshow-column): Enable by default. * tree-vrp.c (check_array_ref): Use warning_at. (check_array_bounds): Use location from call back if expr has no location. * tree.h: Add location argument to maybe_fold_*. * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*. (maybe_fold_offset_to_array_ref): Add location argument and use it. (maybe_fold_offset_to_component_ref): Same. (maybe_fold_offset_to_reference): Same. (maybe_fold_offset_to_address): Same. (maybe_fold_stmt_indirect): Same. (maybe_fold_stmt_addition): Same. (fold_stmt_r): Pass location to maybe_fold_*. (fold_gimple_assign): Same. * c-tree.h: Add location argument to finish_decl, default_function_array_conversion, store_init_value. * c-decl.c (define_label): Use error_at. (c_make_fname_decl): Pass location to finish_decl. (finish_decl): New location argument. (build_compound_literal): Pass location to store_init_value. (grokdeclarator): Pass location to finish_decl. (grokfield): Same. * c-typeck.c (array_to_pointer_conversion): New location argument. (function_to_pointer_conversion): Same. (default_function_array_conversion): Same. (parser_build_unary_op): Pass location to overflow_warning. (parser_build_binary_op): Same. Use warning_at. (build_unary_op): Pass location to array_to_pointer_conversion. (build_c_cast): Pass location to digest_init. (build_modify_expr): New location argument. (convert_for_assignment): Same. (store_init_value): Same. (digest_init): Same. (output_init_element): Pass location to digest_init and array_to_pointer_conversion. (c_finish_return): Pass location to convert_for_assignment. * gimplify.c (gimplify_conversion): Pass location to maybe_fold_offset_to_address. * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location to maybe_fold_stmt_addition. * c-omp.c (c_finish_omp_atomic): Pass new location to build_modify_expr. (c_finish_omp_for): Same. * c-common.c (overflow_warning): New argument. * c-common.h: New argument to build_modify_expr, overflow_warning. * c-parser.c (c_parser_declaration_or_fndef): Pass location to finish_decl. (c_parser_initializer): Pass location to default_function_array_conversion. (c_parser_initelt): Same. (c_parser_initval): Same. (c_parser_asm_operands): Same. (c_parser_expr_no_commas): Same. Pass location to build_modify_expr. (c_parser_conditional_expression): Same. (c_parser_binary_expression): Add location info to stack. Use it. (c_parser_unary_expression): Pass location to default_function_array_conversion, parser_build_unary_op, build_indirect_ref, c_parser_postfix_expression_after_primary. (c_parser_postfix_expression_after_primary): New location argument. Use it. (c_parser_expression_conv): Pass location to default_function_array_conversion. (c_parser_expr_list): Same. (c_parser_omp_atomic): Same. (c_parser_omp_for_loop): Same. * c-tree.h: (struct c_declarator): Add comment to id_loc. (build_array_declarator): New argument. * c-decl.c (build_array_declarator): Add location argument. (grokdeclarator): Set id_loc for cdk_array. * c-parser.c (c_parser_direct_declarator_inner): Pass location to build_array_declarator. * tree.c (build_omp_clause): Add location argument. * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro. (OMP_CLAUSE_LOCATION): New macro. (struct tree_omp_clause): Add location field. (build_omp_clause): Add argument. * testsuite/gcc.dg/gomp/for-1.c: Fix column. * cp/pt.c (tsubst_omp_for_iterator): Pass location to build_omp_clause. * cp/parser.c (cp_parser_omp_var_list_no_open): Same. (cp_parser_omp_clause_collapse): Same. (cp_parser_omp_clause_default): Same. (cp_parser_omp_clause_if): Same. (cp_parser_omp_clause_nowait): Same. (cp_parser_omp_clause_num_threads): Same. (cp_parser_omp_clause_ordered): Same. (cp_parser_omp_clause_schedule): Same. (cp_parser_omp_clause_untied): Same. (cp_parser_omp_for_loop): Same. (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses. * c-tree.h (c_start_case): Add location argument. (c_process_expr_stmt): Same. (c_finish_goto_*): Same. * tree-parloops.c (initialize_reductions): Pass location to build_omp_clause. (create_parallel_loop): Same. * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same. (gfc_trans_omp_reduction_list): Same. (gfc_trans_omp_clauses): Same. (gfc_trans_omp_do): Same. * c-typeck.c (c_finish_goto_label): Same. (c_finish_goto_ptr): New location argument. (c_start_case): Same. (emit_side_effect_warnings): Same. (c_process_expr_stmt): Same. (c_finish_stmt_expr): Same. (c_finish_omp_clauses): Use error_at instead of error. * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to build_omp_clause. * c-omp.c (c_split_parallel_clauses): New location argument. * tree-nested.c (convert_nonlocal_reference_stmt): Pass location to build_omp_clause. (convert_local_reference_stmt): Same. (convert_gimple_call): Same. * c-common.h (c_split_parallel_clauses): New argument. * c-parser.c (c_parser_statement_after_labels): Pass location to c_finish_goto_label. (c_parser_switch_statement): Pass location to c_start_case. (c_parser_for_statement): Pass location to c_finish_expr_stmt, and c_process_expr_stmt. (c_parser_omp_variable_list): Add location argument. (c_parser_omp_clause_collapse): Pass location to build_omp_clause. (c_parser_omp_clause_default): Same. (c_parser_omp_clause_if): Same. (c_parser_omp_clause_num_threads): Same. (-c_parser_omp_clause_ordered): Same. (c_parser_omp_clause_reduction): Pass location to c_parser_omp_variable_list. (c_parser_omp_clause_schedule): Pass location to build_omp_clause. (c_parser_omp_clause_untied): Same. (c_parser_omp_for_loop): Pass location to c_process_expr_stmt. (c_parser_omp_parallel): Pass location to c_split_parallel_clauses. * c-tree.h (check_for_loop_decls, undeclared_variable, build_component_ref, build_array_ref, build_external_ref, c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op, build_conditional_expr, build_compound_expr, c_cast_expr, build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr, c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New argument. * c-semantics.c (build_stmt): Same. (build_case_label): Same. * c-decl.c (c_finish_incomplete_decl): Pass location on down. (undeclared_variable): New argument. (make_label): Same. (lookup_label): Pass location on down. (define_label): Same. (finish_decl): Same. (build_compound_literal): Same. (finish_struct): Same. (finish_function): Do not set location here. (check_for_loop_decls): New argument. * tree.c (save_expr): Set location. (build_empty_stmt): New argument. * tree.h (build_empty_stmt): New argument to build_empty_stmt. (CAN_HAVE_LOCATION_P): Make sure we have a non empty node. * builtins.c (gimplify_va_arg_expr): Use locations. (expand_builtin_sync_operation): Same. * c-typeck.c (build_component_ref): New argument. (build_array_ref): Same. (build_external_ref): Same. (c_expr_sizeof_expr): Same. (c_expr_sizeof_type): Same. (parser_build_unary_op): Same. (build_conditional_expr): Same. (build_compound_expr): Pass location on down. (build_compound_expr): New argument. (build_c_cast): Same. (c_cast_expr): Same. (build_asm_expr): Same. (c_finish_return): Same. (c_process_expr_stmt): Pass location on down. (c_finish_stmt_expr): New argument. (push_clenaup): Same. (c_finish_omp_parallel): Same. (c_finish_omp_task): Same. * gimplify.c (gimplify_call_expr): Pass location on down. * c-omp.c (c_finish_omp_master): New argument. (c_finish_omp_critical): Same. (c_finish_omp_ordered): Same. (c_finish_omp_barrier): Same. (-c_finish_omp_taskwait): Same. (c_finish_omp_atomic): Same. (c_finish_omp_flush): Same. * tree-inline.c (copy_tree_body_r): Pass location on down. (inline_forbidden_p): Remove use of input_location. * c-gimplify.c (c_build_bind_expr): New argument. * c-common.c (c_common_truthvalue_conversion): Pass location on down. (c_sizeof_or_alignof_type): New argument. (c_alignof_expr): Same. (build_va_arg): Same. (c_add_case_label): Same. * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr, c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label, c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt, c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered, c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush, c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses): New argument. * stub-objc.c (objc_build_selector_expr): Same. (objc_build_throw_stmt): Same. * c-parser.c (c_parser_declaration_or_fndef): Pass location on down. (c_parser_initelt): Same. (c_parser_compound_statement): Same. (c_parser_compound_statement_nostart): Same. (c_parser_label): Same. (c_parser_statement_after_labels): Same. (c_parser_if_body): Same. (c_parser_else_body): Same. (c_parser_if_statement): Same. (c_parser_switch_statement): Same. (c_parser_while_statement): Same. (c_parser_do_statement): Same. (c_parser_for_statement): Same. (c_parser_asm_statement): Same. (c_parser_conditional_expression): Same. (c_parser_binary_expression): Same. (c_parser_cast_expression): Same. (c_parser_unary_expression): Same. (c_parser_sizeof_expression): Same. (c_parser_alignof_expression): Same. (c_parser_postfix_expression): Same. (c_parser_expression): Same. (c_parser_objc_receiver): Same. (c_parser_omp_variable_list): Same. (c_parser_omp_structured_block): Same. (c_parser_omp_atomic): New argument. (c_parser_omp_barrier): Same. (c_parser_omp_critical): Same. (c_parser_omp_flush): Pass location on down. (c_parser_omp_for_loop): New argument. (c_parser_omp_for): Same. (c_parser_omp_master): Same. (c_parser_omp_ordered): Same. (c_parser_omp_sections_scope): Same. (c_parser_omp_sections): Same. (c_parser_omp_parallel): Same. (c_parser_omp_single): Same. (c_parser_omp_task): Same. (c_parser_omp_taskwait): Pass location on down. (c_parser_omp_construct): Same. (c_parser_omp_threadprivate): Same. * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h, builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c, tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c, c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c, c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c, emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c, rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h, tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c, config/i386/i386.c, stmt.c: Add location argument to the following function definitions and/or function calls: build_decl, objcp_start_struct, objcp_finish_struct, start_struct, finish_struct, PUSH_FIELD, create_artificial_label, cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl, build_compound_literal, parser_xref_tag, resolve_overloaded_builtin, do_case, c_finish_bc_stmt, build_compound_literal, build_function_call. * c-decl.c (build_compound_literal): Add location argument. Make all diagnostic calls use location. (start_struct): Same. (finish_struct): Same. (start_enum): Same. (build_enumerator): Same. (start_function): Same. (grokdeclarator): Make all diagnostic calls use location. (store_parm_decls_oldstyle): Same. * c-typeck.c (build_function_call): Add location argument. Make all diagnostic calls use location. (do_case): Same. (c_finish_bc_stmt): Same. * tree-nested.c (get_trampoline_type): Add argument. Pass location to build_decl. (lookup_tramp_for_decl): Pass location to get_trampoline_type. * rtl.h (RTL_LOCATION): New. * c-common.c (c_add_case_label): Add location argument. Make all diagnostic calls use location. * c-common.h: Add location argument to make_fname_decl, do_case, c_add_case_label, build_function_call, resolve_overloaded_builtin. * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc. Set it appropriately for every case. Pass enum_loc to start_enum call. Pass value_loc first to build_enumerator. Pass enum_loc to parser_xref_tag. (c_parser_struct_or_union_specifier): Save location. Use it for start_struct, finish_struct, and parser_xref_tag. gcc/testsuite/ * gcc.dg/old-style-prom-3.c: Add column info. * gcc.dg/overflow-warn-1.c * gcc.dg/gomp/pr27415.c * gcc.dg/gomp/for-1.c: Same. * gcc.dg/enum-compat-1.c: Same. * gcc.dg/c99-tag-3.c: Same. * gcc.dg/Wredundant-decls-2.c: Same. * gcc.dg/func-ptr-conv-1.c: Same. * gcc.dg/asm-wide-1.c: Same. * gcc.dg/nofixed-point-2.c: Same. * gcc.dg/cpp/line3.c: Same. * gcc.dg/array-10.c: Same. * gcc.dg/c99-vla-jump-1.c: Same. * gcc.dg/pr20368-1.c: Same. * gcc.dg/Wshadow-3.c: Same. * gcc.dg/c90-const-expr-8.c: Same. * gcc.dg/label-decl-2.c: Same. * gcc.dg/dremf-type-compat-2.c: Same. * gcc.dg/c90-const-expr-5.c: Same. * gcc.dg/builtins-30.c: Same. * gcc.dg/Warray-bounds.c: Same. * gcc.dg/Wcxx-compat-2.c: Same. * gcc.dg/tree-ssa/col-1.c: Same. * gcc.dg/old-style-prom-2.c: Same. * gcc.dg/cast-function-1.c: Same. * gcc.dg/pr15698-1.c: Same. * gcc.dg/dremf-type-compat-3.c: Same. * gcc.dg/vla-8.c: Same. * gcc.dg/gomp/pr27415.c: Move firstprivate diagnostics to correct line. * gcc.dg/label-decl-2.c: Move label diagnostic to correct line. * gcc.dg/old-style-prom-3.c: Check for error on the correct line. * gcc.dg/enum-compat-1.c: Same. * gcc.dg/dremf-type-compat-2.c: Same. * gcc.dg/old-style-prom-2.c: Same. * gcc.dg/pr15698-1.c: Same. * gcc.dg/pr20368-1.c: Same. * gcc.dg/dremf-type-compat-3.c: Same. * gcc.dg/builtins-30.c: Same. Test for columns. gcc/objcp/ * objcp-decl.h (c_end_compound_stmt): New argument. * objcp-decl.c (objcp_start_struct): Add argument. (objcp_finish_struct): Same. gcc/cp/ * typeck.c (cp_build_binary_op): Pass location to overflow_warning. (build_modify_expr): New arg. * semantics.c (finish_unary_op_expr): Pass location to overflow_warning. (handle_omp_for_class_iterator): Pass location to build_modify_expr. * typeck.c (cxx_sizeof_or_alignof_type): Pass location to c_sizeof_or_alignof_type. (build_array_ref): New argument. (build_compound_expr): Same. (build_const_cast): Same. (build_ptrmemfunc): Pass location to build_c_cast. * init.c (avoid_placement_new_aliasing): Pass location to build_stmt. (build_vec_delete_1): Pass location to cp_build_modify_expr, build_compound_expr. * class.c (build_vtbl_ref_1): Pass location to build_array_ref. * decl.c (poplevel): Pass location to c_build_bind_expr. (finish_case_label): Pass location to build_case_label. (finish_constructor_body): Same. (finish_destructor_body): Pass location to build_stmt. (cxx_maybe_build_cleanup): Same, but to build_compound_expr. * call.c (build_new_op): Pass location to build_array_ref. (build_x_va_arg): Pass location to build_va_arg. * except.c (expand_end_catch_block): Pass location to build_stmt. * cp-tree.h (build_array_ref): New argument. (build_compound_expr): Same. (build_c_cast): Same. * cp-gimplify.c (gimplify_if_stmt): Pass location on down. (gimplify_switch_stmt): Same. * typeck2.c (split_nonconstant_init_1): Same. * pt.c (tsubst_copy): Same. * semantics.c (add_decl_expr): Same. (do_poplevel): Same. (push_cleanup): Same. (finish_goto_stmt): Same. (finish_expr_stmt): Same. (begin_if_stmt): Same. (begin_while_stmt): Same. (begin_do_stmt): Same. (finish_return_stmt): Same. (begin_for_stmt): Same. (finish_break_stmt): Same. (finish_continue_stmt): Same. (begin_switch_stmt): Same. (begin_try_block): Same. (begin_handler): Same. (finish_asm_stmt): Same. (finish_label_stmt): Same. (finish_stmt_expr_expr): Same. (finalize_nrv_r): Same. (finish_omp_atomic): Same. * name-lookup.c (do_using_directive): Same. * decl2.c (grok_array_decl): Same. * parser.c (cp_parser_cast_expression): Same. (cp_parser_selection_statement): Same. (cp_parser_implicitly_scoped_statement): Same. (cp_parser_objc_selector_expression): Same. (cp_parser_objc_synchronized_statement): Same. (cp_parser_objc_throw_statement): Same. (cp_parser_omp_critical): Same. (cp_parser_omp_master): Same. * typeck.c (build_function_call): Add location argument. * init.c: Add location argument to all build_decl calls. * class.c: Same. * method.c: Same. * rtti.c: Same. * tree.c: Same. * pt.c: Same. * semantics.c: Same. * lex.c: Same. * decl2.c: Same. * cp-gimplify.c: Same. * decl.c: Same. (cp_make_fname_decl): Add location argument. Pass location ot build_decl. (finish_case_label): Same. * cp-tree.h (finish_case_label): Add location argument. * parser.c (cp_parser_label_for_labeled_statement): Pass location to finish_case_label. gcc/fortran/ * trans-array.c (gfc_trans_allocate_array_storage): Pass location on down. (gfc_trans_array_constructor_value): Same. (gfc_trans_scalarized_loop_end): Same. (gfc_conv_ss_startstride): Same. (gfc_trans_g77_array): Same. (gfc_trans_dummy_array_bias): Same. (gfc_conv_array_parameter): Same. (structure_alloc_comps): Same. * trans-expr.c (gfc_conv_function_call): Same. (fill_with_spaces): Same. (gfc_trans_string_copy): Same. (gfc_trans_scalar_assign): Same. * trans-stmt.c (gfc_trans_goto): Same. (gfc_trans_if_1): Same. (gfc_trans_simple_do): Same. (gfc_trans_do): Same. (gfc_trans_do_while): Same. (gfc_trans_logical_select): Same. (gfc_trans_select): Same. (gfc_trans_forall_loop): Same. (gfc_trans_nested_forall_loop): Same. (generate_loop_for_temp_to_lhs): Same. (generate_loop_for_rhs_to_temp): Same. (gfc_trans_forall_1): Same. (gfc_trans_where_assign): Same. (gfc_trans_where_3): Same. (gfc_trans_allocate): Same. * trans.c (gfc_finish_block): Same. (gfc_trans_runtime_check): Same. (gfc_call_malloc): Same. (gfc_allocate_with_status): Same. (gfc_call_free): Same. (gfc_deallocate_with_status): Same. (gfc_call_realloc): Same. (gfc_trans_code): Same. * trans-decl.c (gfc_init_default_dt): Same. (gfc_generate_constructors): Same. * trans-io.c (gfc_trans_io_runtime_check): Same. * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Same. (gfc_conv_intrinsic_fdate): Same. (gfc_conv_intrinsic_ttynam): Same. (gfc_conv_intrinsic_minmax): Same. (gfc_conv_intrinsic_minmax_char): Same. (gfc_conv_intrinsic_anyall): Same. (gfc_conv_intrinsic_count): Same. (gfc_conv_intrinsic_arith): Same. (gfc_conv_intrinsic_minmaxloc): Same. (gfc_conv_intrinsic_minmaxval): Same. (gfc_conv_intrinsic_rrspacing): Same. (gfc_conv_intrinsic_array_transfer): Same. (gfc_conv_intrinsic_trim): Same. (gfc_conv_intrinsic_repeat): Same. From-SVN: r148442
2009-05-15dbxout.c (dbxout_range_type): Add LOW and HIGH parameters.Eric Botcazou1-10/+0
* dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them for bounds. (print_int_cst_bounds_in_octal_p): Likewise. (dbxout_type): Adjust calls to above functions. Be prepared to deal with subtypes. * dwarf2out.c (base_type_die): Likewise. (is_subrange_type): Delete. (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds. (modified_type_die): Call subrange_type_for_debug_p on subtypes. * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if the destination type is boolean. (build_range_check): Do not special-case subtypes. (fold_sign_changed_comparison): Likewise. (fold_unary): Likewise. * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define. (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS. * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds. * tree.c (subrange_type_for_debug_p): New predicate based on the former is_subrange_type. * tree.h (subrange_type_for_debug_p): Declare. * tree-chrec.c (avoid_arithmetics_in_type_p): Delete. (convert_affine_scev): Remove call to above function. (chrec_convert_aggressive): Likewise. * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return false for conversions involving subtypes. * tree-vrp.c (vrp_val_max): Do not special-case subtypes. (vrp_val_min): Likewise. (needs_overflow_infinity): Likewise. (extract_range_from_unary_expr): Likewise. ada/ * gcc-interface/ada-tree.h (TYPE_GCC_MIN_VALUE, TYPE_GCC_MAX_VALUE): New macros. (TYPE_RM_VALUES): Likewise. (TYPE_RM_SIZE): Rewrite in terms of TYPE_RM_VALUES. (SET_TYPE_RM_SIZE): New macro. (TYPE_RM_MIN_VALUE, TYPE_RM_MAX_VALUE): Likewise. (SET_TYPE_RM_SIZE, SET_TYPE_RM_MAX_VALUE): Likewise. (TYPE_MIN_VALUE, TYPE_MAX_VALUE): Redefine. * gcc-interface/gigi.h (create_range_type): Declare. * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Modular_Integer_Type> Use SET_TYPE_RM_MAX_VALUE to set the upper bound on the UMT type. <E_Signed_Integer_Subtype>: Build a regular integer type first and then set the RM bounds. Use SET_TYPE_RM_SIZE to set the RM size. <E_Floating_Point_Subtype>: Build a regular floating-point type first and then set the RM bounds. <E_Array_Type>: Use create_range_type instead of build_range_type. <E_Array_Subtype>: Build a regular integer type first and then set the RM bounds for the extra subtype. <E_String_Literal_Subtype>: Use create_range_type instead of build_range_type. <all>: Set the RM bounds for enumeration types and the GCC bounds for floating-point types. (set_rm_size): Use SET_TYPE_RM_SIZE to set the RM size. (make_type_from_size) <INTEGER_TYPE>: Use SET_TYPE_RM_{MIN,MAX}_VALUE to set the bounds. Use SET_TYPE_RM_SIZE to set the RM size. (substitute_in_type) <INTEGER_TYPE>: Deal with GCC bounds for domain types and with RM bounds for subtypes. * gcc-interface/misc.c (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define. (gnat_print_type) <REAL_TYPE>: New case. <ENUMERAL_TYPE>: Fall through to above case. (gnat_get_subrange_bounds): New function. * gcc-interface/trans.c (add_decl_expr): Mark the trees rooted as TYPE_RM_MIN_VALUE and TYPE_RM_MAX_VALUE, if any. * gcc-interface/utils.c (gnat_init_decl_processing): Use precision 8 for booleans. Adjust and use SET_TYPE_RM_SIZE to set the RM size. (create_range_type): New function. (create_param_decl): Build a regular integer type first and then set the RM bounds for the extra subtype. (unchecked_convert): Remove kludge for 'Valid. * gcc-interface/utils2.c (build_binary_op) <ARRAY_RANGE_REF>: Convert the index to sizetype instead of TYPE_DOMAIN. From-SVN: r147563
2009-05-06tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF when ↵Andrey Belevantsev1-8/+14
processing for not_regs_needed bitmap. * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF when processing for not_regs_needed bitmap. * gimple.c (walk_stmt_load_store_addr_ops): When visiting address, handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while handling it for rhs. From-SVN: r147179
2009-05-03re PR tree-optimization/23329 (hack in may_propagate_copy should be able to ↵Richard Guenther1-6/+10
removed) 2009-05-03 Richard Guenther <rguenther@suse.de> PR middle-end/23329 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set. Do not lose casts from array types with unknown extent to array types with known extent. * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for alias set compatibility. From-SVN: r147082
2009-05-02re PR regression/40001 (r146817 broke libgloss build for SPU)Richard Guenther1-1/+3
2009-05-02 Richard Guenther <rguenther@suse.de> PR middle-end/40001 * tree-ssa.c (execute_update_addresses_taken): Properly check if we can mark a variable DECL_GIMPLE_REG_P. * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P back to the end of the function. (is_gimple_reg_type): Remove complex type special casing. * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P if not optimizing. * gcc.target/spu/pr40001.c: New testcase. From-SVN: r147064
2009-04-26Expand from SSA.Michael Matz1-1/+2
gcc/ Expand from SSA. * builtins.c (fold_builtin_next_arg): Handle SSA names. * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly. * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful SSA names. (compare_pairs): Swap cost comparison. (coalesce_ssa_name): Don't use change_partition_var. * tree-nrv.c (struct nrv_data): Add modified member. (finalize_nrv_r): Set it. (tree_nrv): Use it to update statements. (pass_nrv): Require PROP_ssa. * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for): Use make_rename_temp. (pass_mudflap_2): Require PROP_ssa, run ssa update at finish. * alias.c (find_base_decl): Handle SSA names. * emit-rtl (set_reg_attrs_for_parm): Make non-static. (component_ref_for_mem_expr): Don't leak SSA names into RTL. * rtl.h (set_reg_attrs_for_parm): Declare. * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename to "optimized", remove unused locals at finish. (execute_free_datastructures): Make global, call delete_tree_cfg_annotations. (execute_free_cfg_annotations): Don't call delete_tree_cfg_annotations. * ssaexpand.h: New file. * expr.c (toplevel): Include ssaexpand.h. (expand_assignment): Handle SSA names the same as register variables. (expand_expr_real_1): Expand SSA names. * cfgexpand.c (toplevel): Include ssaexpand.h. (SA): New global variable. (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates. (SSAVAR): New macro. (set_rtl): New helper function. (add_stack_var): Deal with SSA names, use set_rtl. (expand_one_stack_var_at): Likewise. (expand_one_stack_var): Deal with SSA names. (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker before unique numbers. (expand_stack_vars): Use set_rtl. (expand_one_var): Accept SSA names, add asserts for them, feed them to above subroutines. (expand_used_vars): Expand all partitions (without default defs), then only the local decls (ignoring those expanded already). (expand_gimple_cond): Remove edges when jumpif() expands an unconditional jump. (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here, or remove abnormal edges. Ignore insns setting the LHS of a TERed SSA name. (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize members of SA; deal with PARM_DECL partitions here; expand all PHI nodes, free tree datastructures and SA. Commit instructions on edges, clear EDGE_EXECUTABLE and remove abnormal edges here. (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow info and statements at start, collect garbage at finish. * tree-ssa-live.h (struct _var_map): Remove partition_to_var member. (VAR_ANN_PARTITION) Remove. (change_partition_var): Don't declare. (partition_to_var): Always return SSA names. (var_to_partition): Only accept SSA names. (register_ssa_partition): Only check argument. * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var member. (delete_var_map): Don't free it. (var_union): Only accept SSA names, simplify. (partition_view_init): Mark only useful SSA names as used. (partition_view_fini): Only deal with SSA names. (change_partition_var): Remove. (dump_var_map): Use ssa_name instead of partition_to_var member. * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL basic blocks. * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h. (struct _elim_graph): New member const_dests; nodes member vector of ints. (set_location_for_edge): New static helper. (create_temp): Remove. (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge, insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions. (new_elim_graph): Allocate const_dests member. (clean_elim_graph): Truncate const_dests member. (delete_elim_graph): Free const_dests member. (elim_graph_size): Adapt to new type of nodes member. (elim_graph_add_node): Likewise. (eliminate_name): Likewise. (eliminate_build): Don't take basic block argument, deal only with partition numbers, not variables. (get_temp_reg): New static helper. (elim_create): Use it, deal with RTL temporaries instead of trees. (eliminate_phi): Adjust all calls to new signature. (assign_vars, replace_use_variable, replace_def_variable): Remove. (rewrite_trees): Only do checking. (edge_leader, stmt_list, leader_has_match, leader_match): Remove. (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p, init_analyze_edges_for_bb, fini_analyze_edges_for_bb, contains_tree_r, MAX_STMTS_IN_LATCH, process_single_block_loop_latch, analyze_edges_for_bb, perform_edge_inserts): Remove. (expand_phi_nodes): New global function. (remove_ssa_form): Take ssaexpand parameter. Don't call removed functions, initialize new parameter, remember partitions having a default def. (finish_out_of_ssa): New global function. (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form, don't reset in_ssa_p here, don't disable TER when mudflap. (pass_del_ssa): Remove. * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and partition members. (execute_free_datastructures): Declare. * Makefile.in (SSAEXPAND_H): New variable. (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H. * basic-block.h (commit_one_edge_insertion): Declare. * passes.c (init_optimization_passes): Move pass_nrv and pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations. * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare. (redirect_branch_edge): Deal with super block when expanding, split out jump patching itself into ... (patch_jump_insn): ... here, new static helper. testsuite/ Expand from SSA. * gcc.dg/tree-ssa/20030728-1.c: Use -rtl-expand-details dump and change regexps. * gcc.target/i386/pr37248-1.c: Modified. * gcc.target/i386/pr37248-3.c: Modified. * gcc.target/i386/pr37248-2.c: Modified. * gnat.dg/aliasing1.adb: Modified. * gnat.dg/pack9.adb: Modified. * gnat.dg/aliasing2.adb: Modified. * gcc.dg/strict-overflow-2.c: Modified. * gcc.dg/autopar/reduc-1char.c: Modified. * gcc.dg/autopar/reduc-2char.c: Modified. * gcc.dg/autopar/reduc-1.c: Modified. * gcc.dg/autopar/reduc-2.c: Modified. * gcc.dg/autopar/reduc-3.c: Modified. * gcc.dg/autopar/reduc-6.c: Modified. * gcc.dg/autopar/reduc-7.c: Modified. * gcc.dg/autopar/reduc-8.c: Modified. * gcc.dg/autopar/reduc-9.c: Modified. * gcc.dg/autopar/reduc-1short.c: Modified. * gcc.dg/autopar/reduc-2short.c: Modified. * gcc.dg/autopar/parallelization-1.c: Modified. * gcc.dg/strict-overflow-4.c: Modified. * gcc.dg/strict-overflow-6.c: Modified. * gcc.dg/gomp/combined-1.c: Modified. * gcc.dg/no-strict-overflow-1.c: Modified. * gcc.dg/no-strict-overflow-3.c: Modified. * gcc.dg/no-strict-overflow-5.c: Modified. * gcc.dg/tree-ssa/reassoc-13.c: Modified. * gcc.dg/tree-ssa/pr18134.c: Modified. * gcc.dg/tree-ssa/20030824-1.c: Modified. * gcc.dg/tree-ssa/vector-2.c: Modified. * gcc.dg/tree-ssa/forwprop-9.c: Modified. * gcc.dg/tree-ssa/loop-21.c: Modified. * gcc.dg/tree-ssa/20030824-2.c: Modified. * gcc.dg/tree-ssa/vector-3.c: Modified. * gcc.dg/tree-ssa/asm-3.c: Modified. * gcc.dg/tree-ssa/pr23294.c: Modified. * gcc.dg/tree-ssa/loop-22.c: Modified. * gcc.dg/tree-ssa/loop-15.c: Modified. * gcc.dg/tree-ssa/prefetch-4.c: Modified. * gcc.dg/tree-ssa/pr22051-1.c: Modified. * gcc.dg/tree-ssa/pr20139.c: Modified. * gcc.dg/tree-ssa/scev-cast.c: Modified. * gcc.dg/tree-ssa/pr22051-2.c: Modified. * gcc.dg/tree-ssa/reassoc-1.c: Modified. * gcc.dg/tree-ssa/loop-5.c: Modified. * gcc.dg/tree-ssa/pr19431.c: Modified. * gcc.dg/tree-ssa/pr32044.c: Modified. * gcc.dg/tree-ssa/prefetch-7.c: Modified. * gcc.dg/tree-ssa/loop-19.c: Modified. * gcc.dg/tree-ssa/loop-28.c: Modified. * gcc.dg/tree-ssa/ssa-pre-15.c: Modified. * gcc.dg/tree-ssa/divide-1.c: Modified. * gcc.dg/tree-ssa/inline-1.c: Modified. * gcc.dg/tree-ssa/divide-3.c: Modified. * gcc.dg/tree-ssa/pr30978.c: Modified. * gcc.dg/tree-ssa/alias-6.c: Modified. * gcc.dg/tree-ssa/divide-4.c: Modified. * gcc.dg/tree-ssa/alias-11.c: Modified. * gcc.dg/no-strict-overflow-7.c: Modified. * gcc.dg/strict-overflow-1.c: Modified. * gcc.dg/pr15784-4.c: Modified. * gcc.dg/pr34263.c: Modified. * gcc.dg/strict-overflow-3.c: Modified. * gcc.dg/tree-prof/stringop-1.c: Modified. * gcc.dg/tree-prof/val-prof-1.c: Modified. * gcc.dg/tree-prof/val-prof-2.c: Modified. * gcc.dg/tree-prof/val-prof-3.c: Modified. * gcc.dg/tree-prof/val-prof-4.c: Modified. * gcc.dg/no-strict-overflow-2.c: Modified. * gcc.dg/no-strict-overflow-4.c: Modified. * gcc.dg/no-strict-overflow-6.c: Modified. * g++.dg/tree-ssa/pr27090.C: Modified. * g++.dg/tree-ssa/tmmti-2.C: Modified. * g++.dg/tree-ssa/ptrmemfield.C: Modified. * g++.dg/tree-ssa/pr19807.C: Modified. * g++.dg/opt/pr30965.C: Modified. * g++.dg/init/new17.C: Modified. * gfortran.dg/whole_file_6.f90: Modified. * gfortran.dg/whole_file_5.f90: Modified. * gfortran.dg/reassoc_1.f90: Modified. * gfortran.dg/reassoc_3.f90: Modified. From-SVN: r146817
2009-04-17df.h: Include "timevar.h".Ian Lance Taylor1-3/+3
* df.h: Include "timevar.h". (struct df_problem): Change tv_id field to timevar_id_t. * tree-pass.h: Include "timevar.h". (struct opt_pass): Change tv_id field to timevar_id_t. * timevar.h (timevar_id_t): Define TV_NONE. * passes.c (execute_one_ipa_transform_pass): Check for tv_id != TV_NONE rather than tv_id != 0. (execute_one_pass): Likewise. * Makefile.in (DF_H): Add $(TIMEVAR_H). (TREE_PASS_H): Define. Change all instances of tree-pass.h in dependencies to $(TREE_PASS_H). * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field to TV_NONE. (pass_branch_target_load_optimize2): Likewise. * cfglayout.c (pass_into_cfg_layout_mode): Likewise. (pass_outof_cfg_layout_mode): Likewise. * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise. (pass_rebuild_cgraph_edges): Likewise. (pass_remove_cgraph_callee_edges): Likewise. * df-core.c (pass_df_initialize_opt): Likewise. (pass_df_initialize_no_opt): Likewise. (pass_df_finish): Likewise. * emit-rtl.c (pass_unshare_all_rtl): Likewise. * except.c (pass_set_nothrow_function_flags): Likewise. (pass_convert_to_eh_region_ranges): Likewise. * final.c (pass_compute_alignments): Likewise. * function.c (pass_instantiate_virtual_regs): Likewise. (pass_init_function): Likewise. (pass_leaf_regs): Likewise. (pass_match_asm_constraints): Likewise. * gimple-low.c (pass_lower_cf): Likewise. (pass_mark_used_blocks): Likewise. * init-regs.c (pass_initialize_regs): Likewise. * integrate.c (pass_initial_value_sets): Likewise. * ira.c (pass_ira): Likewise. * jump.c (pass_cleanup_barriers): Likewise. * omp-low.c (pass_expand_omp): Likewise. (pass_lower_omp): Likewise. * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise. * recog.c (pass_split_all_insns): Likewise. (pass_split_after_reload): Likewise. (pass_split_before_regstack): Likewise. (pass_split_before_sched2): Likewise. (pass_split_for_shorten_branches): Likewise. * reginfo.c (pass_reginfo_init): Likewise. (pass_subregs_of_mode_init): Likewise. (pass_subregs_of_mode_finish): Likewise. * passes.c (pass_postreload): Likewise. * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise. * tree-cfg.c (pass_remove_useless_stmts): Likewise. (pass_warn_function_return): Likewise. (pass_warn_function_noreturn): Likewise. * tree-complex.c (pass_lower_complex): Likewise. (pass_lower_complex_O0): Likewise. * tree-if-conv.c (pass_if_conversion): Likewise. * tree-into-ssa.c (pass_build_ssa): Likewise. * tree-mudflap.c (pass_mudflap_1): Likewise. (pass_mudflap_2): Likewise. * tree-nomudflap.c (pass_mudflap_1): Likewise. (pass_mudflap_2): Likewise. * tree-nrv.c (pass_return_slot): Likewise. * tree-object-size.c (pass_object_sizes): Likewise. * tree-optimize.c (pass_all_optimizations): Likewise. (pass_early_local_passes): Likewise. (pass_all_early_optimizations): Likewise. (pass_cleanup_cfg): Likewise. (pass_cleanup_cfg_post_optimizing): Likewise. (pass_free_datastructures): Likewise. (pass_free_cfg_annotations): Likewise. (pass_fixup_cfg): Likewise. (pass_init_datastructures): Likewise. * tree-ssa.c (pass_early_warn_uninitialized): Likewise. (pass_late_warn_uninitialized): Likewise. (pass_update_address_taken): Likewise. * tree-ssa-ccp.c (pass_fold_builtins): Likewise. * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise. (pass_cse_sincos): Likewise. (pass_convert_to_rsqrt): Likewise. * tree-ssa-structalias.c (pass_build_alias): Likewise. * tree-stdarg.c (pass_stdarg): Likewise. * tree-tailcall.c (pass_tail_recursion): Likewise. (pass_tail_calls): Likewise. * tree-vect-generic.c (pass_lower_vector): Likewise. (pass_lower_vector_ssa): Likewise. * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise. From-SVN: r146222
2009-04-16gimple.c (gimple_copy): Do not clear addresses_taken bitmap.Richard Guenther1-7/+5
2009-04-16 Richard Guenther <rguenther@suse.de> * gimple.c (gimple_copy): Do not clear addresses_taken bitmap. (gimple_ior_addresses_taken_1): New function. (gimple_ior_addresses_taken): Likewise. * gimple.h (struct gimple_statement_with_ops_base): Remove addresses_taken member. (gimple_ior_addresses_taken): Declare. (gimple_addresses_taken, gimple_addresses_taken_ptr, gimple_set_addresses_taken): Remove. * ipa-reference.c (mark_address): New function. (scan_stmt_for_static_refs): Use it for marking addresses taken. * tree-ssa-operands.c (add_to_addressable_set): Rename to ... (mark_address_taken): ... this. Just set TREE_ADDRESSABLE. (gimple_add_to_addresses_taken): Remove. (get_tmr_operands): Call mark_address_taken. (get_asm_expr_operands): Likewise. (get_expr_operands): Likewise. (build_ssa_operands): Do not clear the addresses_taken bitmap. (free_stmt_operands): Do not free it. * tree-ssa.c (delete_tree_ssa): Likewise. (execute_update_addresses_taken): Use gimple_ior_addresses_taken. From-SVN: r146191
2009-04-04tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.Richard Guenther1-1/+2
2009-04-04 Richard Guenther <rguenther@suse.de> * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs. * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0. (append_vuse): Likewise. From-SVN: r145539
2009-04-03re PR middle-end/13146 (inheritance for nonoverlapping_component_refs_p)Richard Guenther1-329/+126
2009-04-03 Richard Guenther <rguenther@suse.de> PR middle-end/13146 PR tree-optimization/23940 PR tree-optimization/33237 PR middle-end/33974 PR middle-end/34093 PR tree-optimization/36201 PR tree-optimization/36230 PR tree-optimization/38049 PR tree-optimization/38207 PR tree-optimization/38230 PR tree-optimization/38301 PR tree-optimization/38585 PR middle-end/38895 PR tree-optimization/38985 PR tree-optimization/39299 * tree-ssa-structalias.h: Remove. * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p. (NULL_DEF_OPERAND_P): Make of type def_operand_p. (struct vuse_element_d): Remove. (struct vuse_vec_d): Likewise. (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC, VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR, SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR, VUSE_ELEMENT_VAR): Likewise. (struct voptype_d): Likewise. (NUM_VOP_FREE_BUCKETS): Likewise. (struct ssa_operands): Remove vop_free_buckets and mpt_table fields. (struct stmt_operands_d): Remove. (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT, VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP, VDEF_NUM, VDEF_VECT): Likewise. (copy_virtual_operands): Remove. (operand_build_cmp): Likewise. (create_ssa_artificial_load_stmt): Likewise. (enum ssa_op_iter_type): Remove ssa_op_iter_vdef. (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm vuse_index and mayuse_index members. Pack and move done and iter_type members to the front. (SSA_OP_VMAYUSE): Remove. (SSA_OP_VIRTUAL_USES): Adjust. (FOR_EACH_SSA_VDEF_OPERAND): Remove. (unlink_stmt_vdef): Declare. (add_to_addressable_set): Remove. * tree-vrp.c (stmt_interesting_for_vrp): Adjust. (vrp_visit_stmt): Likewise. * doc/tree-ssa.texi (Alias analysis): Update. * doc/invoke.texi (max-aliased-vops): Remove docs. (avg-aliased-vops): Likewise. * tree-into-ssa.c (syms_to_rename): Remove. (need_to_update_vops_p): Likewise. (need_to_initialize_update_ssa_p): Rename to ... (update_ssa_initialized_fn): ... this. Track function we are initialized for. (symbol_marked_for_renaming): Simplify. (add_new_name_mapping): Do not set need_to_update_vops_p. (dump_currdefs): Use SYMS_TO_RENAME. (rewrite_update_stmt): Always walk all uses/defs. (dump_update_ssa): Adjust. (init_update_ssa): Take function argument. Track what we are initialized for. (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn. (create_new_def_for): Initialize for cfun, assert we are initialized for cfun. (mark_sym_for_renaming): Simplify. (mark_set_for_renaming): Do not initialize update-ssa. (need_ssa_update_p): Simplify. Take function argument. (name_mappings_registered_p): Assert we ask for the correct function. (name_registered_for_update_p): Likewise. (ssa_names_to_replace): Likewise. (release_ssa_name_after_update_ssa): Likewise. (update_ssa): Likewise. Use SYMS_TO_RENAME. (dump_decl_set): Do not print a newline. (debug_decl_set): Do it here. (dump_update_ssa): And here. * tree-ssa-loop-im.c (move_computations): Adjust. (movement_possibility): Likewise. (determine_max_movement): Likewise. (gather_mem_refs_stmt): Likewise. * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG or NAME_MEMORY_TAG. * tree-complex.c (update_all_vops): Remove. (expand_complex_move): Adjust. * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE. Simplify test for memory referencing statement. Exclude non-invariant ADDR_EXPRs. * tree-pretty-print.c (dump_generic_node): Do not handle memory tags. * tree-loop-distribution.c (generate_memset_zero): Adjust. (rdg_flag_uses): Likewise. * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag related code. (tree_optimize_tail_calls_1): Also split the edge from the entry block if we have degenerate PHI nodes in the first basic block. * tree.c (init_ttree): Remove memory-tag related code. (tree_code_size): Likewise. (tree_node_structure): Likewise. (build7_stat): Re-write to be build6_stat. * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove. (SSA_VAR_P): Adjust. (struct tree_memory_tag): Remove. (struct tree_memory_partition_tag): Likewise. (union tree_node): Adjust. (build7): Re-write to be build6. * tree-pass.h (pass_reset_cc_flags): Remove. (TODO_update_address_taken): New flag. (pass_simple_dse): Remove. * ipa-cp.c (ipcp_update_callgraph): Update SSA form. * params.h (MAX_ALIASED_VOPS): Remove. (AVG_ALIASED_VOPS): Likewise. * omp-low.c (expand_omp_taskreg): Update SSA form. * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs aliases the lhs in a copy stmt. * tree-ssa-dse.c (struct address_walk_data): Remove. (memory_ssa_name_same): Likewise. (memory_address_same): Likewise. (get_kill_of_stmt_lhs): Likewise. (dse_possible_dead_store_p): Simplify, use the oracle. Handle unused stores. Look through PHI nodes into post-dominated regions. (dse_optimize_stmt): Simplify. Properly remove stores. (tree_ssa_dse): Compute dominators. (execute_simple_dse): Remove. (pass_simple_dse): Likewise. * ipa-reference.c (scan_stmt_for_static_refs): Open-code gimple_loaded_syms and gimple_stored_syms computation. * toplev.c (dump_memory_report): Dump alias and pta stats. * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify. (vn_reference_eq): Likewise. (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec, copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt, valueize_vuses): Remove. (get_def_ref_stmt_vuses): Simplify. Rename to ... (get_def_ref_stmt_vuse): ... this. (vn_reference_lookup_2): New function. (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for walking equivalent vuses. Simplify. (vn_reference_lookup): Likewise. (vn_reference_insert): Likewise. (vn_reference_insert_pieces): Likewise. (visit_reference_op_call): Simplify. (visit_reference_op_load): Likewise. (visit_reference_op_store): Likewise. (init_scc_vn): Remove shared_lookup_vuses initialization. (free_scc_vn): Remove shared_lookup_vuses freeing. (sort_vuses, sort_vuses_heap): Remove. (get_ref_from_reference_ops): Export. * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses vector with single vuse pointer. (vn_reference_lookup_pieces, vn_reference_lookup, vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes. (shared_vuses_from_stmt): Remove. (get_ref_from_reference_ops): Declare. * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove memory-tag related code. * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code. (likely_value): Add comment, skip static-chain of call statements. (surely_varying_stmt_p): Adjust. (gimplify_and_update_call_from_tree): Likewise. (execute_fold_all_builtins): Do not rebuild alias info. (gimplify_and_update_call_from_tree): Properly update VOPs. * tree-ssa-loop-ivopts.c (get_ref_tag): Remove. (copy_ref_info): Remove memory-tag related code. * tree-call-cdce.c (tree_call_cdce): Rename the VOP. * ipa-pure-const.c (check_decl): Remove memory-tag related code. (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms computation. * tree-ssa-dom.c (gimple_p): Remove typedef. (eliminate_redundant_computations): Adjust. (record_equivalences_from_stmt): Likewise. (avail_expr_hash): Likewise. (avail_expr_eq): Likewise. * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs. (stmt_makes_single_load): Likewise. (stmt_makes_single_store): Likewise. * tree-ssa-alias.c: Rewrite completely. (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats, debug_mem_sym_stats, dump_mem_sym_stats_for_var, debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt, delete_mem_ref_stats, create_tag_raw, dump_points_to_info, dump_may_aliases_for, debug_may_aliases_for, new_type_alias): Remove public functions. (pass_reset_cc_flags): Remove. (pass_build_alias): Move ... * tree-ssa-structalias.c (pass_build_alias): ... here. * tree-ssa-alias.c (may_be_aliased): Move ... * tree-flow-inline.h (may_be_aliased): ... here. tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs, count_uses_and_derefs): Move ... * gimple.c: ... here. * gimple.h (count_uses_and_derefs): Declare. * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p, ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p, same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p, indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p, ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p, call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until, get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs): New functions. * tree-dfa.c (refs_may_alias_p): Move ... * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend. * tree-ssa-alias.h: New file. * tree-ssa-sink.c (is_hidden_global_store): Adjust. (statement_sink_location): Likewise. * opts.c (decode_options): Do not adjust max-aliased-vops or avg-aliased-vops values. * timevar.def (TV_TREE_MAY_ALIAS): Remove. (TV_CALL_CLOBBER): Likewise. (TV_FLOW_SENSITIVE): Likewise. (TV_FLOW_INSENSITIVE): Likewise. (TV_MEMORY_PARTITIONING): Likewise. (TV_ALIAS_STMT_WALK): New timevar. * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust. * tree-ssa-address.c (create_mem_ref_raw): Use build6. (get_address_description): Remove memory-tag related code. * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust. * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove. * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs and immediate uses in statements. Document. * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust. (dump_symbols): Remove. (dump_gimple_mem_ops): Do not dump loaded or stored syms. * alias.c (get_deref_alias_set): New function split out from ... (get_alias_set): ... here. * alias.h (get_deref_alias_set): Declare. * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused type parameter. Remove restrict pointer handling. Create a ref-all pointer in case type-based alias sets do not conflict. (vect_analyze_data_refs): Remove SMT related code. * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert. (vectorizable_load): Likewise. * tree-data-ref.h (struct dr_alias): Remove symbol_tag field. (DR_SYMBOL_TAG, DR_VOPS): Remove. * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle. Ignore vops and SMTs. (dr_analyze_alias): Likewise.. (free_data_ref): Likewise. (create_data_ref): Likewise. (analyze_all_data_dependences): Likewise. (get_references_in_stmt): Adjust. * tree-flow-inline.h (gimple_aliases_computed_p, gimple_addressable_vars, gimple_call_clobbered_vars, gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition, factoring_name_p, mark_call_clobbered, clear_call_clobbered, compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag, gimple_mem_ref_stats): Remove. (gimple_vop): New function. (op_iter_next_use): Remove vuses and mayuses cases. (op_iter_next_def): Remove vdefs case. (op_iter_next_tree): Remove vuses, mayuses and vdefs cases. (clear_and_done_ssa_iter): Do not set removed fields. (op_iter_init): Likewise. Skip vuse and/or vdef if requested. Assert we are not iterating over vuses or vdefs if not also iterating over uses or defs. (op_iter_init_use): Likewise. (op_iter_init_def): Likewise. (op_iter_next_vdef): Remove. (op_iter_next_mustdef): Likewise. (op_iter_init_vdef): Likewise. (compare_ssa_operands_equal): Likewise. (link_use_stmts_after): Handle vuse operand. (is_call_used): Use is_call_clobbered. (is_call_clobbered): Global variables are always call clobbered, query the call-clobbers bitmap. (mark_call_clobbered): Ignore global variables. (clear_call_clobbered): Likewise. * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust virtual operands sanity check. * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG): Remove. (TARGET_MEM_REF): Remove TMR_TAG operand. * tree-dfa.c (add_referenced_var): Initialize call-clobber state. Remove call-clobber related code. (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag. (dump_variable): Do not dump SMTs, memory stats, may-aliases or partitions or escape reason. (get_single_def_stmt, get_single_def_stmt_from_phi, get_single_def_stmt_with_phi): Remove. (dump_referenced_vars): Tidy. (get_ref_base_and_extent): Allow bare decls. (collect_dfa_stats): Adjust. * graphite.c (rename_variables_in_stmt): Adjust. (graphite_copy_stmts_from_block): Likewise. (translate_clast): Likewise. * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap. (EXPR_DIES): New. (translate_vuse_through_block): Use the oracle. (phi_translate_1): Adjust. (value_dies_in_block_x): Use the oracle. Cache the outcome in EXPR_DIES. (valid_in_sets): Check if the VUSE for a REFERENCE is available. (eliminate): Do not remove stmts during elimination, instead queue and remove them afterwards. (do_pre): Do not rebuild alias info. (pass_pre): Run TODO_rebuild_alias before PRE. * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code. * tree-sra.c (sra_walk_function): Use gimple_references_memory_p. (mark_all_v_defs_stmt): Remove. (mark_all_v_defs_seq): Adjust. (sra_replace): Likewise. (scalarize_use): Likewise. (scalarize_copy): Likewise. (scalarize_init): Likewise. (scalarize_ldst): Likewise. (todoflags): Remove. (tree_sra): Do not rebuild alias info. (tree_sra_early): Adjust. (pass_sra): Run TODO_update_address_taken before SRA. * tree-predcom.c (set_alias_info): Remove. (prepare_initializers_chain): Do not call it. (mark_virtual_ops_for_renaming): Adjust. (mark_virtual_ops_for_renaming_list): Remove. (initialize_root_vars): Adjust. (initialize_root_vars_lm): Likewise. (prepare_initializers_chain): Likewise. * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code. (may_propagate_copy_into_stmt): Likewise. (merge_alias_info): Do nothing for now. (propagate_tree_value_into_stmt): Adjust. (stmt_may_generate_copy): Likewise. * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do not mark symbols for renaming. (forward_propagate_addr_expr): Match up push/pop_stmt_changes with the same statement, make sure to update the new pointed-to one. * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy call statements, do not mark symbols for renaming. (mark_operand_necessary): Dump something. (ref_may_be_aliased): New function. (mark_aliased_reaching_defs_necessary_1): New helper function. (mark_aliased_reaching_defs_necessary): Likewise. (mark_all_reaching_defs_necessary_1): Likewise. (mark_all_reaching_defs_necessary): Likewise. (propagate_necessity): Do not process virtual PHIs. For non-aliased loads mark all reaching definitions as necessary. For aliased loads and stores mark the immediate dominating aliased clobbers as necessary. (visited): New global static. (perform_tree_ssa_dce): Free visited bitmap after propagating necessity. (remove_dead_phis): Perform simple dead virtual PHI removal. (remove_dead_stmt): Properly unlink virtual operands when removing stores. (eliminate_unnecessary_stmts): Schedule PHI removal after stmt removal. * tree-ssa-ter.c (is_replaceable_p): Adjust. (process_replaceable): Likewise. (find_replaceable_in_bb): Likewise. * tree-ssa.c (verify_ssa_name): Verify all VOPs are based on the single gimple vop. (verify_flow_insensitive_alias_info): Remove. (verify_flow_sensitive_alias_info): Likewise. (verify_call_clobbering): Likewise. (verify_memory_partitions): Likewise. (verify_alias_info): Likewise. (verify_ssa): Adjust.. (execute_update_addresses_taken): Export. Update SSA manually. Optimize only when optimizing. Use a local bitmap. (pass_update_address_taken): Remove TODO_update_ssa, add TODO_dump_func. (pass_update_address_taken): Just use TODO_update_address_taken. (init_tree_ssa): Do not initialize addressable_vars. (verify_ssa): Verify new VUSE / VDEF properties. Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT. Do not call verify_alias_info. (delete_tree_ssa): Clear the VUSE, VDEF operands. Do not free the loaded and stored syms bitmaps. Reset the escaped and callused solutions. Do not free addressable_vars. Remove memory-tag related code. (warn_uninitialized_var): Aliases are always available. * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust. * lambda-code.c (can_put_in_inner_loop): Adjust. (can_put_after_inner_loop): Likewise. (perfect_nestify): Likewise. * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust. (vect_gen_widened_results_half): Remove CALL_EXPR handling. (vectorizable_conversion): Do not mark symbols for renaming. * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF. (expand_call_inline): Unlink the calls virtual operands before replacing it. (tree_function_versioning): Do not call update_ssa if we are not updating clones. Simplify. * tree-ssa-phiprop.c (phivn_valid_p): Adjust. (propagate_with_phi): Likewise.. * tree-outof-ssa.c (create_temp): Remove memory tag and call clobber code. Assert we are not aliased or global. * tree-flow.h: Include tree-ssa-alias.h (enum escape_type): Remove. (struct mem_sym_stats_d): Likewise. (struct mem_ref_stats_d): Likewise. (struct gimple_df): Add vop member. Remove global_var, call_clobbered_vars, call_used_vars, addressable_vars, aliases_compted_p and mem_ref_stats members. Add syms_to_rename, escaped and callused members. (struct ptr_info_def): Remove all members, add points-to solution member pt. (struct var_ann_d): Remove in_vuse_list, in_vdef_list, call_clobbered, escape_mask, mpt and symbol_mem_tag members. * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h. (tree-ssa-structalias.o): Remove tree-ssa-structalias.h. (tree-ssa-alias.o): Likewise. (toplev.o): Add tree-ssa-alias.h (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h. * gimple.c (gimple_set_bb): Fix off-by-one error. (is_gimple_reg): Do not handle memory tags. (gimple_copy): Also copy virtual operands. Delay updating the statement. Do not reset loaded and stored syms. (gimple_set_stored_syms): Remove. (gimple_set_loaded_syms): Likewise. (gimple_call_copy_skip_args): Copy the virtual operands and mark the new statement modified. * tree-ssa-structalias.c (may_alias_p): Remove. (set_uids_in_ptset): Take the alias set to prune with as parameter. Fold in the alias test of may_alias_p. (compute_points_to_sets): Compute whether a ptr is dereferenced in a local sbitmap. (process_constraint): Deal with &ANYTHING on the lhs, reject all other ADDRESSOF constraints on the lhs. (get_constraint_for_component_ref): Assert that we don't get ADDRESSOF constraints from the base of the reference. Properly generate UNKNOWN_OFFSET for DEREF if needed. (struct variable_info): Remove collapsed_to member. (get_varinfo_fc): Remove. (new_var_info): Do not set collapsed_to. (dump_constraint): Do not follow cycles. (dump_constraint_graph): Likewise. (build_pred_graph): Likewise. (build_succ_graph): Likewise. (rewrite_constraints): Likewise. (do_simple_structure_copy): Remove. (do_rhs_deref_structure_copy): Remove. (do_lhs_deref_structure_copy): Remove. (collapse_rest_of_var): Remove. (do_structure_copy): Re-implement. (pta_stats): New global variable. (dump_pta_stats): New function. (struct constraint_expr): Make offset signed. (UNKNOWN_OFFSET): Define special value. (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN. (solution_set_expand): New helper function split out from ... (do_sd_constraint): ... here. (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets. (do_ds_constraint): Likewise. (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED and CALLUSED = *CALLUSED. (set_union_with_increment): Make inc argument signed. (type_safe): Remove. (get_constraint_for_ptr_offset): Handle unknown and negative constant offsets. (first_vi_for_offset): Handle offsets before start. Bail out early for offsets beyond the variable extent. (first_or_preceding_vi_for_offset): New function. (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint. Together with ESCAPED = *ESCAPED this properly computes reachability. (find_what_var_points_to): New function. (find_what_p_points_to): Implement in terms of find_what_var_points_to. (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global, pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1, pt_solutions_intersect): New functions. (compute_call_used_vars): Remove. (compute_may_aliases): New main entry into PTA computation. * gimple.h (gimple_p): New typedef. (struct gimple_statement_base): Remove references_memory_p. (struct gimple_statement_with_memory_ops_base): Remove vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse members. (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops, gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms, gimple_set_references_memory): Remove. (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef, gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef): New functions. * tree-cfg.c (move_block_to_fn): Fix off-by-one error. (verify_expr): Allow RESULT_DECL. (gimple_duplicate_bb): Do not copy virtual operands. (gimple_duplicate_sese_region): Adjust. (gimple_duplicate_sese_tail): Likewise. (mark_virtual_ops_in_region): Remove. (move_sese_region_to_fn): Do not call it. * passes.c (init_optimization_passes): Remove pass_reset_cc_flags and pass_simple_dse. (execute_function_todo): Handle TODO_update_address_taken, call execute_update_addresses_taken for TODO_rebuild_alias. (execute_todo): Adjust. (execute_one_pass): Init dump files early. * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars call-clobbered. (create_general_new_stmt): Clear vops. * tree-ssa-reassoc.c (get_rank): Adjust. * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark symbols for renaming. * params.def (PARAM_MAX_ALIASED_VOPS): Remove. (PARAM_AVG_ALIASED_VOPS): Likewise. * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME. (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps. * tree-ssa-operands.c: Simplify for new virtual operand representation. (operand_build_cmp, copy_virtual_operands, create_ssa_artificial_load_stmt, add_to_addressable_set, gimple_add_to_addresses_taken): Remove public functions. (unlink_stmt_vdef): New function. * gcc.dg/pr19633-1.c: Adjust. * gcc.dg/torture/pta-callused-1.c: Likewise. * gcc.dg/torture/pr39074-2.c: Likewise. * gcc.dg/torture/pr39074.c: Likewise. * gcc.dg/torture/pta-ptrarith-3.c: New testcase. * gcc.dg/torture/pr30375.c: Adjust. * gcc.dg/torture/pr33563.c: Likewise. * gcc.dg/torture/pr33870.c: Likewise. * gcc.dg/torture/pr33560.c: Likewise. * gcc.dg/torture/pta-structcopy-1.c: New testcase. * gcc.dg/torture/ssa-pta-fn-1.c: Likewise. * gcc.dg/tree-ssa/alias-15.c: Remove. * gcc.dg/tree-ssa/ssa-dce-4.c: New testcase. * gcc.dg/tree-ssa/pr26421.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-10.c: XFAIL. * gcc.dg/tree-ssa/ssa-dce-5.c: New testcase. * gcc.dg/tree-ssa/pr23382.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-20.c: New testcase. * gcc.dg/tree-ssa/alias-16.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-13.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-14.c: Likewise. * gcc.dg/tree-ssa/alias-18.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-15.c: Likewise. * gcc.dg/tree-ssa/ssa-lim-3.c: Likewise. * gcc.dg/tree-ssa/alias-19.c: Likewise. * gcc.dg/tree-ssa/pta-ptrarith-1.c: New testcase. * gcc.dg/tree-ssa/pr13146.c: Likewise. * gcc.dg/tree-ssa/ssa-pre-23.c: Likewise. * gcc.dg/tree-ssa/pta-ptrarith-2.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-18.c: Likewise. * gcc.dg/tree-ssa/ssa-pre-24.c: New XFAILed testcase. * gcc.dg/tree-ssa/ssa-fre-19.c: New testcase. * gcc.dg/tree-ssa/alias-20.c: Likewise. * gcc.dg/tree-ssa/ssa-dse-12.c: Likewise. * gcc.dg/tree-ssa/pr38895.c: Likewise. * gcc.dg/uninit-B.c: XFAIL. * gcc.dg/vect/no-vfa-vect-43.c: Adjust. * gcc.dg/uninit-pr19430.c: XFAIL. * g++.dg/tree-ssa/pr13146.C: New testcase. * g++.dg/opt/pr36187.C: Adjust. * g++.dg/torture/20090329-1.C: New testcase. From-SVN: r145494
2009-03-27gimplify.c (mark_addressable): Export.Richard Guenther1-0/+15
2009-03-27 Richard Guenther <rguenther@suse.de> * gimplify.c (mark_addressable): Export. * tree-flow.h (mark_addressable): Declare. * tree-ssa-loop-manip.c (create_iv): Mark the base addressable. * tree-ssa.c (verify_phi_args): Verify that address taken variables have TREE_ADDRESSABLE set. 2009-03-27 Richard Guenther <rguenther@suse.de> * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ... (build_fold_addr_expr_with_type): ... this. Remove in_fold handling. Do not mark decls TREE_ADDRESSABLE. (build_fold_addr_expr): Adjust. (fold_addr_expr): Remove. (fold_unary): Use build_fold_addr_expr. (fold_comparison): Likewise. (split_address_to_core_and_offset): Likewise. * coverage.c (tree_coverage_counter_addr): Mark the array decl TREE_ADDRESSABLE. * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs. (gimplify_modify_expr_to_memcpy): Mark source and destination addressable. * omp-low.c (create_omp_child_function): Mark the object decl TREE_ADDRESSABLE. (lower_rec_input_clauses): Mark the var we take the address of TREE_ADDRESSABLE. (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE. fortran/ * trans-array.c (gfc_conv_descriptor_data_addr): Use gfc_build_addr_expr instead of build_fold_addr_expr. (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value, gfc_trans_constant_array_constructor, gfc_conv_array_data, gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise. * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable, gfc_conv_function_val, gfc_conv_operator_assign, gfc_conv_subref_array_arg, gfc_conv_function_call, gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise. * trans-intrinsic.c (gfc_conv_intrinsic_exponent, gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate, gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char, gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing, gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent, gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer, gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise. * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref, gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close, build_filepos, gfc_trans_inquire, gfc_trans_wait, nml_get_addr_expr, transfer_namelist_element, build_dt, gfc_trans_dt_end, transfer_array_component, transfer_expr, transfer_array_desc, gfc_trans_transfer): Likewise. * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise. * trans.c (gfc_build_addr_expr): Mark the base of the address TREE_ADDRESSABLE. From-SVN: r145142
2009-03-27Fix for PR39557Xinliang David Li1-0/+5
From-SVN: r145119
2009-02-20Update Copyright years for files modified in 2008 and/or 2009.Jakub Jelinek1-2/+2
From-SVN: r144324
2009-01-28re PR c++/38908 (Unexplained "'<anonymous>' is used uninitialized in this ↵Richard Guenther1-1/+5
function" warning in cc1plus -m64) 2009-01-28 Richard Guenther <rguenther@suse.de> PR middle-end/38908 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly uninitialized aggregate uses in call arguments. * g++.dg/warn/Wuninitialized-2.C: New testcase. From-SVN: r143722
2009-01-26re PR tree-optimization/38745 (ICE: statement makes a memory store, but has ↵Richard Guenther1-1/+6
no VDEFS) 2009-01-26 Richard Guenther <rguenther@suse.de> PR tree-optimization/38745 * tree-ssa.c (execute_update_addresses_taken): Do not include variables that cannot possibly be a register in not_reg_needs. Do not clear TREE_ADDRESSABLE on vars that may not become registers. * tree-ssa.c (update_alias_info_1): Include those in the set of addressable vars. * g++.dg/torture/pr38745.C: New testcase. From-SVN: r143673
2008-12-31re PR middle-end/38505 (Revision 142061 caused ICE on __builtin_memcpy)Jakub Jelinek1-5/+0
PR middle-end/38505 * tree-ssa-ccp.c (may_propagate_address_into_dereference): Return false if ADDR's operand has incomplete type. Revert: 2008-12-15 Jakub Jelinek <jakub@redhat.com> PR middle-end/38505 * tree-ssa.c (useless_type_conversion_p_1): Return false if inner_type is incomplete and outer_type is complete. From-SVN: r142972
2008-12-18re PR middle-end/38505 (Revision 142061 caused ICE on __builtin_memcpy)Jakub Jelinek1-0/+5
PR middle-end/38505 * tree-ssa.c (useless_type_conversion_p_1): Return false if inner_type is incomplete and outer_type is complete. * gcc.c-torture/compile/pr38505.c: New test. From-SVN: r142806
2008-11-05re PR middle-end/37742 (ICE in vectorizer with restrict pointer)Richard Guenther1-7/+12
2008-11-05 Richard Guenther <rguenther@suse.de> PR middle-end/37742 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict qualified pointer conversion before stripping qualifiers. * gimplify.c (create_tmp_from_val): Use correctly qualified type. * tree-flow.h (may_propagate_address_into_dereference): Declare. * tree-ssa-ccp.c (may_propagate_address_into_dereference): New function. (ccp_fold): Use it. * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions, properly canonicalize binary ops. (forward_propagate_addr_expr_1): Use may_propagate_address_into_dereference. cp/ * decl.c (start_preparsed_function): Use the correct type for building the RESULT_DECL. * gcc.c-torture/compile/pr37742.c: New testcase. * g++.dg/pr37742.C: Likewise. * gcc.dg/tree-ssa/forwprop-7.c: Check for two volatile loads. From-SVN: r141606
2008-10-16re PR middle-end/37418 (error: type mismatch in address expression, ↵Richard Biener1-3/+8
verify_gimple failed) 2008-10-16 Joseph Myers <joseph@codesourcery.com> Richard Guenther <rguenther@suse.de> PR middle-end/37418 * tree-ssa.c (useless_type_conversion_p_1): Do not treat volatile qualified functions or methods as relevant. * gcc.c-torture/compile/pr37418-1.c, gcc.c-torture/compile/pr37418-2.c, gcc.c-torture/compile/pr37418-3.c, gcc.c-torture/compile/pr37418-4.c: New tests. From-SVN: r141165
2008-10-02re PR middle-end/37713 (ice for legal code with -O3 on 20080926)Richard Guenther1-4/+4
2008-10-02 Richard Guenther <rguenther@suse.de> PR middle-end/37713 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE and VECTOR_TYPE recurse with useless_type_conversion_p which properly handles void pointer conversion. * gcc.c-torture/compile/pr37713.c: New testcase. From-SVN: r140832
2008-09-19re PR tree-optimization/30930 (vector can cause to create an extra variable, ↵Andrew Pinski1-19/+59
DECL_GIMPLE_REG_P not recomputed) 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com> PR tree-opt/30930 * tree-ssa.c (execute_update_addresses_taken): Also update DECL_GIMPLE_REG_P for vector and complex types. 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com> PR tree-opt/30930 * gcc.dg/tree-ssa/vector-2.c: New test. * gcc.dg/tree-ssa/vector-3.c: New test. From-SVN: r140501
2008-09-11tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.Jan Hubicka1-1/+14
* tree-ssa.c (redirect_edge_var_map_clear): Fix formatting. (free_var_map_entry): New function. (redirect_edge_var_map_destroy): Use it. From-SVN: r140282
2008-08-20re PR middle-end/179 (-Wuninitialized missing warning with &var)Manuel López-Ibáñez1-0/+42
2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/179 * tree-ssa.c (warn_uninit): Do not warn for variables that can be initialized outside the current module. (warn_uninitialized_var): Ignore left-hand side when walking the trees. Ignore address expressions. Examine VUSE operands in gimple statements with a variable declaration on the right-hand side. testsuite/ * gcc.dg/uninit-6.c (make_something): Remove XFAIL. * gcc.dg/uninit-6-O0.c (make_something): Remove XFAIL. * gcc.dg/uninit-B.c (baz): Remove XFAIL. * gcc.dg/uninit-B-2.c: New. * gcc.dg/uninit-B-O0-2.c: New. * gcc.dg/uninit-pr19430-O0.c: New. * gcc.dg/uninit-pr19430.c: New. * gcc.dg/uninit-pr19430-2.c: New. From-SVN: r139347
2008-08-20diagnostic.c (inform): Add an explicit location_t parameter.Manuel López-Ibáñez1-1/+1
2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * diagnostic.c (inform): Add an explicit location_t parameter. * toplev.h (inform): Update declaration. * builtins.c: Update all calls to inform. * c-common.c: Likewise. * c-decl.c: Likewise. * c-opts.c: Likewise. * c-pch.c: Likewise. * c-pragma.c: Likewise. * c-typeck.c: Likewise. * coverage.c: Likewise. * opts.c: Likewise. * toplev.c: Likewise. * tree-cfg.c: Likewise. * tree-ssa.c: Likewise. cp/ * parser.c: Update all calls to inform. * typeck.c: Likewise. * init.c: Likewise. * class.c: Likewise. * call.c: Likewise. * method.c: Likewise. * friend.c: Likewise. * typeck2.c: Likewise. * pt.c: Likewise. * name-lookup.c: Likewise. * lex.c: Likewise. From-SVN: r139293
2008-08-10re PR middle-end/20644 (bogus uninitialized warning on unused variable)Manuel López-Ibáñez1-3/+19
2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/20644 * tree-ssa.c (struct walk_data): Add new flag warn_possibly_uninitialized. (warn_uninitialized_var): Use it. (warn_uninitialized_vars): New. (execute_early_warn_uninitialized): Call it. (execute_late_warn_uninitialized): Likewise. testsuite/ * gcc.dg/uninit-pr20644-O0.c: New. * gcc.dg/uninit-pr20644.c: New. From-SVN: r138933