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2006-04-04tm.texi (TARGET_STRUCT_VALUE_RTX): Document new value 2 for incoming.Carlos O'Donell1-1/+1
gcc/ 2006-04-04 Carlos O'Donell <carlos@codesourcery.com> * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document new value 2 for incoming. * function.c (expand_function_start): Call struct_value_rtx with incoming as 2. * config/sparc/sparc.md: Comment updated_return. * config/sparc/sparc.opt: Add -mstd-struct-return option. * config/sparc/sparc.c (sparc_struct_value_rtx): Use standard struct return if sparc_std_struct_return and incoming is 2. (print_operand): Do not adjust return if sparc_std_struct_return. gcc/testsuite/ 2006-04-04 Carlos O'Donell <carlos@codesourcery.com> * gcc.target/sparc/struct-ret-check.c: New test. From-SVN: r112672
2006-03-20function.h (struct function): Rename to x_stack_check_probe_note.Steven Bosscher1-8/+8
* function.h (struct function) <x_tail_recursion_reentry>: Rename to x_stack_check_probe_note. (tail_recursion_reentry): Rename to stack_check_probe_note. * function.c: Replace tail_recursion_reentry with stack_check_probe_note everywhere. (expand_function_start): Only emit a note for stack_check_probe_note with -fstack-protect. * stmt.c (expand_case): Don't emit NOTE_INSN_DELETED notes. * emit-rtl.c (remove_unnecessary_notes): Remove. (pass_remove_unnecessary_notes): Remove. * rtl.h (remove_unnecessary_notes): Remove prototype. * final.c (final_start_function): Don't call remove_unnecessary_notes. * tree-pass.h (pass_remove_unnecessary_notes): Remove. * passes.c (pass_remove_unnecessary_notes): Don't run it. From-SVN: r112229
2006-03-11function.h (frame_offset_overflow): Declare.Eric Botcazou1-14/+23
* function.h (frame_offset_overflow): Declare. * function.c (frame_offset_overflow): New function. (assign_stack_local_1): Call it to detect that the offset overflows. * cfgexpand.c (alloc_stack_frame_space): Likewise. From-SVN: r111964
2006-03-05function.c (use_return_register): Make it static.Kazu Hirata1-1/+1
* function.c (use_return_register): Make it static. * function.h: Remove the prototype. From-SVN: r111737
2006-03-02tree-vrp.c (execute_vrp): Return value.Daniel Berlin1-3/+6
2006-03-02 Daniel Berlin <dberlin@dberlin.org> * gcc/tree-vrp.c (execute_vrp): Return value. * gcc/regrename.c (rest_of_handle_regrename): Ditto. * gcc/tree-into-ssa.c (rewrite_into_ssa): Ditto. * gcc/tree-complex.c (tree_lower_complex): Ditto. (tree_lower_complex_O0): Ditto. * gcc/tracer.c (rest_of_handle_tracer): Ditto. * gcc/postreload-gcse.c (rest_of_handle_gcse2): Ditto. * gcc/postreload.c (rest_of_handle_postreload): Ditto. * gcc/tree-tailcall.c (execute_tail_recursion): Ditto. (execute_tail_calls): Ditto. * gcc/tree-ssa-loop-ch.c (copy_loop_headers): Ditto. * gcc/tree.h (init_function_for_compilation): Ditto. * gcc/ipa-cp.c (ipcp_driver): Ditto. * gcc/tree-scalar-evolution.c (scev_const_prop): Ditto. * gcc/tree-scalar-evolution.h (scev_const_prop): Ditto. * gcc/final.c (compute_alignments): Ditto. (rest_of_handle_final): Ditto. (rest_of_handle_shorten_branches): Ditto. (rest_of_clean_state): Ditto. * gcc/omp-low.c (execute_expand_omp): Ditto. (execute_lower_omp): Ditto. * gcc/tree-ssa-dse.c (tree_ssa_dse): Ditto. * gcc/ipa-reference.c (static_execute): Ditto. * gcc/tree-ssa-uncprop.c (tree_ssa_uncprop): Ditto. * gcc/reorg.c (rest_of_handle_delay_slots): Ditto. (rest_of_handle_machine_reorg): Ditto. * gcc/cgraphunit.c (rebuild_cgraph_edges): Ditto. * gcc/flow.c (recompute_reg_usage): Ditto. (rest_of_handle_remove_death_notes): Ditto. (rest_of_handle_life): Ditto. (rest_of_handle_flow2): Ditto. * gcc/tree-ssa-copyrename.c (rename_ssa_copies): Ditto. * gcc/tree-ssa-ccp.c (do_ssa_ccp): Ditto. (do_ssa_store_ccp): Ditto. (execute_fold_all_builtins): Ditto. * gcc/mode-switching.c (rest_of_handle_mode_switching): Ditto. * gcc/modulo-sched.c (rest_of_handle_sms): Ditto. * gcc/ipa-pure-const.c (static_execute): Ditto. * gcc/cse.c (rest_of_handle_cse): Ditto. (rest_of_handle_cse2): Ditto. * gcc/web.c (rest_of_handle_web): Ditto. * gcc/tree-stdarg.c (execute_optimize_stdarg): Ditto. * gcc/tree-ssa-math-opts.c (execute_cse_reciprocals): Ditto. * gcc/tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto. * gcc/tree-nrv.c (tree_nrv): Ditto. (execute_return_slot_opt): Ditto. * gcc/tree-ssa-alias.c (compute_may_aliases): Ditto. (create_structure_vars): Ditto. * gcc/loop-init.c (rtl_loop_init): Ditto. (rtl_loop_done): Ditto. (rtl_move_loop_invariants): Ditto. (rtl_unswitch): Ditto. (rtl_unroll_and_peel_loops): Ditto. (rtl_doloop): Ditto. * gcc/gimple-low.c (lower_function_body): Ditto. (mark_used_blocks): Ditto. * gcc/tree-ssa-sink.c (execute_sink_code): Ditto. * gcc/ipa-inline.c (cgraph_decide_inlining): Ditto. (cgraph_early_inlining): Ditto. * gcc/global.c (rest_of_handle_global_alloc): Ditto. * gcc/jump.c (cleanup_barriers): Ditto. (purge_line_number_notes): Ditto. * gcc/ifcvt.c (rest_of_handle_if_conversion): Ditto. (rest_of_handle_if_after_reload): Ditto. * gcc/tree-ssa-loop.c (tree_ssa_loop_init): Ditto. (tree_ssa_loop_im): Ditto. (tree_ssa_loop_unswitch): Ditto. (tree_vectorize): Ditto. (tree_linear_transform): Ditto. (tree_ssa_loop_ivcanon): Ditto. (tree_ssa_empty_loop): Ditto. (tree_ssa_loop_bounds): Ditto. (tree_complete_unroll): Ditto. (tree_ssa_loop_prefetch): Ditto. (tree_ssa_loop_ivopts): Ditto. (tree_ssa_loop_done): Ditto. * gcc/predict.c (tree_estimate_probability): Ditto. * gcc/recog.c (split_all_insns_noflow): Ditto. (rest_of_handle_peephole2): Ditto. (rest_of_handle_split_all_insns): Ditto. * gcc/tree-eh.c (lower_eh_constructs): Ditto. * gcc/regmove.c (rest_of_handle_regmove): Ditto. (rest_of_handle_stack_adjustments): Ditto. * gcc/local-alloc.c (rest_of_handle_local_alloc): Ditto. * gcc/function.c (instantiate_virtual_regs): Ditto. (init_function_for_compilation): Ditto. (rest_of_handle_check_leaf_regs): Ditto. * gcc/gcse.c (rest_of_handle_jump_bypass): Ditto. (rest_of_handle_gcse): Ditto. * gcc/ipa-type-escape.c (type_escape_execute): Ditto. * gcc/alias.c (rest_of_handle_cfg): Ditto. * gcc/tree-if-conv.c (main_tree_if_conversion): Ditto. * gcc/profile.c (rest_of_handle_branch_prob): Ditto. * gcc/tree-ssa-phiopt.c (tree_ssa_phiopt): Ditto. * gcc/rtl-factoring.c (rest_of_rtl_seqabstr): Ditto. * gcc/bt-load.c (rest_of_handle_branch_target_load_optimize): Ditto * gcc/tree-dfa.c (find_referenced_vars): Ditto. * gcc/except.c (set_nothrow_function_flags): Ditto. (convert_to_eh_region_ranges): Ditto. (rest_of_handle_eh): Ditto. * gcc/emit-rtl.c (unshare_all_rtl): Ditto. (remove_unnecessary_notes): Ditto. * gcc/except.h (set_nothrow_function_flags): Ditto. (convert_to_eh_region_ranges): Ditto. * gcc/cfgexpand.c (tree_expand_cfg): Ditto. * gcc/tree-cfgcleanup.c (merge_phi_nodes): Ditto. * gcc/tree-ssa-pre.c (do_pre): Ditto. (execute_fre): Ditto. * gcc/cfgcleanup.c (rest_of_handle_jump): Ditto. (rest_of_handle_jump2): Ditto. * gcc/tree-sra.c (tree_sra): Ditto. * gcc/tree-mudflap.c (execute_mudflap_function_ops): Ditto. (execute_mudflap_function_decls): Ditto. * gcc/tree-ssa-copy.c (do_copy_prop): Ditto. (do_store_copy_prop): Ditto. * gcc/ipa-prop.h (ipcp_driver): Ditto. * gcc/cfglayout.c (insn_locators_initialize): Ditto. * gcc/tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars): Ditto. * gcc/cfglayout.h (insn_locators_initialize): Ditto. * gcc/tree-ssa-dce.c (tree_ssa_dce): Ditto. * gcc/tree-ssa.c (execute_early_warn_uninitialized): Ditto. (execute_late_warn_uninitialized): Ditto. * gcc/rtl.h (cleanup_barriers): Ditto. (split_all_insns_noflow): Ditto. (purge_line_number_notes): Ditto. (unshare_all_rtl): Ditto. (remove_unnecessary_notes): Ditto. (recompute_reg_usage): Ditto. (variable_tracking_main): Ditto. * gcc/integrate.c (emit_initial_value_sets): Ditto. * gcc/integrate.h (emit_initial_value_sets): Ditto. * gcc/tree-optimize.c (execute_free_datastructures): Ditto (execute_free_cfg_annotations): Ditto. (execute_fixup_cfg): Ditto. (execute_cleanup_cfg_pre_ipa): Ditto. (execute_cleanup_cfg_post_optimizing): Ditto. (execute_init_datastructures): Ditto. * gcc/tree-object-size.c (compute_object_sizes): Ditto. * gcc/combine.c (rest_of_handle_combine): Ditto. * gcc/tree-outof-ssa.c (rewrite_out_of_ssa): Ditto. * gcc/bb-reorder.c (duplicate_computed_gotos): Ditto. (rest_of_handle_reorder_blocks): Ditto. (rest_of_handle_partition_blocks): Ditto. * gcc/var-tracking.c (variable_tracking_main): Ditto. * gcc/tree-profile.c (tree_profiling): Ditto. * gcc/tree-vect-generic.c (expand_vector_operations): Ditto. * gcc/reg-stack.c (rest_of_handle_stack_regs): Ditto. * gcc/sched-rgn.c (rest_of_handle_sched): Ditto. (rest_of_handle_sched2): Ditto. * gcc/basic-block.h (free_bb_insn): Ditto. * gcc/tree-ssa-structalias.c (ipa_pta_execute): Ditto. * gcc/tree-cfg.c (execute_build_cfg): Ditto. (remove_useless_stmts): Ditto. (split_critical_edges): Ditto. (execute_warn_function_return): Ditto. (execute_warn_function_noreturn): Ditto. * gcc/tree-ssa-reassoc.c (execute_reassoc): Ditto. * gcc/cfgrtl.c (free_bb_for_insn): Ditto. * gcc/passes.c (execute_one_pass): Run additional todos returned by execute function. * gcc/tree-pass.h (struct tree_opt_pass): Make execute return a value. From-SVN: r111643
2006-02-13re PR rtl-optimization/26222 (build failuring in libjava)Zdenek Dvorak1-12/+20
PR rtl-optimization/26222 * function.c (assign_stack_temp_for_type): Do not reuse stack slots after tree->rtl expansion. * loop-invariant.c (move_invariant_reg): Use force_operand on rhs before passing it to emit_move_insn. From-SVN: r110912
2006-02-01function.c (assign_parm_setup_reg): Use function argument promotion rules.Paul Brook1-1/+3
2006-02-01 Paul Brook <paul@codesourcery.com> * function.c (assign_parm_setup_reg): Use function argument promotion rules. * expr.c (expand_expr_real_1): Use function argument promotion rules for PARM_DECLs. From-SVN: r110477
2006-01-31tree-vrp.c: Use XNEW/XCNEW allocation wrappers.Marcin Dalecki1-1/+1
2006-01-31 Marcin Dalecki <martin@dalecki.de> * tree-vrp.c: Use XNEW/XCNEW allocation wrappers. * regrename.c: Ditto. * tree-ssa-loop-im.c: Ditto. * tree-dump.c: Ditto. * tree-complex.c: Ditto. * genrecog.c: Ditto. * tree-ssa-threadupdate.c: Ditto. * tracer.c: Ditto. * java/class.c: Ditto. * java/jcf-parse.c: Ditto. * java/resource.c: Ditto. * java/except.c: Ditto. * java/jvspec.c: Ditto. * java/jcf-write.c: Ditto. * java/jcf-path.c: Ditto. * java/gjavah.c: Ditto. * java/zextract.c: Ditto. * java/jcf-io.c: Ditto. * java/jcf.h: Ditto. * java/buffer.c: Ditto. * java/lang.c: Ditto. * java/parse-scan.y: Ditto. * java/lex.c: Ditto. * java/lex.h: Ditto. * cfgloopmanip.c: Ditto. * postreload-gcse.c: Ditto. * tree-ssa-loop-manip.c: Ditto. * postreload.c: Ditto. * tree-ssa-loop-ch.c: Ditto. * loop.c: Ditto. * ipa-cp.c: Ditto. * cppspec.c: Ditto. * diagnostic.c: Ditto. * final.c: Ditto. * genoutput.c: Ditto. * gcc.c: Ditto. * cfghooks.c: Ditto. * cfgloopanal.c: Ditto. * objc/objc-act.c: Ditto. * gcov.c: Ditto. * genextract.c: Ditto. * genautomata.c: Ditto. * pretty-print.c: Ditto. * genemit.c: Ditto. * cgraphunit.c: Ditto. * flow.c: Ditto. * df-scan.c: Ditto. * haifa-sched.c: Ditto. * dominance.c: Ditto. * dbxout.c: Ditto. * tree-ssa-loop-ivopts.c: Ditto. * df-core.c: Ditto. * mode-switching.c: Ditto. * modulo-sched.c: Ditto. * graph.c: Ditto. * ipa-pure-const.c: Ditto. * cse.c: Ditto. * fix-header.c: Ditto. * web.c: Ditto. * tree-stdarg.c: Ditto. * ipa-utils.c: Ditto. * loop-init.c: Ditto. * ipa-inline.c: Ditto. * cfganal.c: Ditto. * global.c: Ditto. * alloc-pool.c: Ditto. * dwarf2out.c: Ditto. * opts.c: Ditto. * genattrtab.c: Ditto. * tree-ssa-loop-ivcanon.c: Ditto. * predict.c: Ditto. * timevar.c: Ditto. * lcm.c: Ditto. * fortran/gfortranspec.c: Ditto. * regmove.c: Ditto. * local-alloc.c: Ditto. * langhooks.c: Ditto. * function.c: Ditto. * tree-vectorizer.c: Ditto. * gcse.c: Ditto. * ipa-type-escape.c: Ditto. * alias.c: Ditto. * tree-if-conv.c: Ditto. * profile.c: Ditto. * ipa.c: Ditto. * tree-data-ref.c: Ditto. * loop-unroll.c: Ditto. * treelang/treetree.c: Ditto. * calls.c: Ditto. * bt-load.c: Ditto. * ggc-common.c: Ditto. * except.c: Ditto. * coverage.c: Ditto. * cselib.c: Ditto. * tree-cfgcleanup.c: Ditto. * tree-ssa-pre.c: Ditto. * cfgcleanup.c: Ditto. * loop-invariant.c: Ditto. * loop-iv.c: Ditto. * ipa-prop.c: Ditto. * print-tree.c: Ditto. * conflict.c: Ditto. * ggc-page.c: Ditto. * sched-deps.c: Ditto. * regclass.c: Ditto. * tree-object-size.c: Ditto. * combine.c: Ditto. * bb-reorder.c: Ditto. * resource.c: Ditto. * var-tracking.c: Ditto. * cfgloop.c: Ditto. * df-problems.c: Ditto. * reg-stack.c: Ditto. * tlink.c: Ditto. * gccspec.c: Ditto. * sched-rgn.c: Ditto. * tree-ssa-structalias.c: Ditto. * tree-ssa-reassoc.c: Ditto. * config/darwin-c.c: Ditto. * config/darwin.c: Ditto. * config/arm/arm.c: Ditto. * cfgrtl.c: Ditto. * collect2.c: Ditto. * reload1.c: Ditto. From-SVN: r110446
2006-01-18function.c (instantiate_virtual_regs): Make it static.Kazu Hirata1-1/+1
* function.c (instantiate_virtual_regs): Make it static. * function.h: Remove the prototype for instantiate_virtual_regs. From-SVN: r109874
2006-01-04re PR debug/25562 (cannot debug VLA local)Jakub Jelinek1-2/+30
PR debug/25562 * function.c (instantiate_expr): New function. (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P, walk its DECL_VALUE_EXPR with instantiate_expr. * dwarf2out.c (loc_descriptor_from_tree_1): Don't add DW_OP_deref{,_size} if address isn't going to be added. From-SVN: r109315
2005-12-17basic-block.h: Changed basic block numbering so that the entry block is 0 ↵Daniel Berlin1-1/+2
and the exit block is 1. 2005-12-17 Danny Berlin <dberlin@dberlin.org> Kenneth Zadeck <zadeck@naturalbridge.com> * basic-block.h: Changed basic block numbering so that the entry block is 0 and the exit block is 1. Changed insn iterators so that they are tolerant of blocks with no insns. * regrename.c (copyprop_hardreg_forward): Changed basic block numbering so that the entry block is 0 and the exit block is 1. * sched-ebb.c (sehedule_ebbs): Ditto. * tracer.c (branch_ratio_cutoff): Ditto. * cfgloopmanip.c (fix_loop_structure): Ditto. * cfghooks.c (verify_flow_info): Ditto. * cfg.c (compact_blocks): Ditto. * reorg.c (dbr_schedule): Ditto. * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto. * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree, calculate_dominance_info): Ditto. * cfganal.c (create_edge_list, print_edge_list, flow_depth_first_order_compute, flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute, dfs_enumerate_from): Ditto. * global.c (global_alloc, set_up_bb_rts_numbers): Ditto. * ifcvt.c (find_if_case_2): Ditto. * cfgbuild.c (control_flow_insn_p, count_basic_blocks, find_basic_blocks): Ditto. * predict.c (predict_loops, tree_bb_level_predictions, predict_paths_leading_to, propagate_freq): Ditto. * lcm.c (compute_antinout_edge, compute_laterin, compute_available): Ditto. * function.c (thread_prologue_and_epilogue_insns): Ditto. * gcse.c (gcse_main, bypass_jumps): Ditto. * profile.c (compute_branch_probabilities, compute_value_histograms, branch_prob): Ditto. * tree-flow-inline.h (bsi_start, bsi_after_labels, bsi_last): Ditto. * tree-ssa-phiopt.c (tree_ssa_phiopt, blocks_in_phiopt_order): Ditto. * bt-load.c (compute_defs_uses_and_gen, compute_kill, compute_out, link_btr_uses, migrate_btr_defs): Ditto. * tree-dfa.c (collect_dfa_stats): Ditto. * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto. * cfglayout.c (fixup_reorder_chain): Ditto. * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos, partition_hot_cold_basic_blocks): Ditto. * var-tracking.c (vt_find_locations): Ditto. * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto. * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto. * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto. * tree-ssa-reassoc.c (init_reassoc): Ditto. * cfgrtl.c (entry_of_function, rtl_verify_flow_info, rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto. * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto and removed unused reverse orders. * df.h (): Ditto. * combine.c: Fix document typo. Co-Authored-By: Kenneth Zadeck <zadeck@naturalbridge.com> From-SVN: r108713
2005-12-02re PR middle-end/25176 ([4.0 only] FAIL: Array_3 -O3 execution - ↵Alan Modra1-12/+17
bytecode->native test) PR middle-end/25176 * function.c (expand_function_end): Emit blockage for unwinder after return label. From-SVN: r107871
2005-11-17dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.Richard Henderson1-1/+12
* dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int. (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf. (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values. (dbx_reg_number): Don't assert particular registers here. (based_loc_descr): ... do it here instead. Fold in ... (eliminate_reg_to_offset): ... this function. (compute_frame_pointer_to_cfa_displacement): Fold in the effects of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET. * unwind-dw2.c (execute_cfa_program): Apply data align factor to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf. * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET. (instantiate_virtual_regs): Likewise. * var-tracking.c (adjust_stack_reference): Likewise. * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New. From-SVN: r107154
2005-11-12function.c (assign_stack_local_1): Restrict sanity check on frame size ↵Eric Botcazou1-1/+3
overflow to 32-bit and above platforms. * function.c (assign_stack_local_1): Restrict sanity check on frame size overflow to 32-bit and above platforms. From-SVN: r106840
2005-11-09function.c (assign_stack_local_1): Issue an error message if the frame size ↵Eric Botcazou1-0/+13
overflows in the signed target arithmetics. * function.c (assign_stack_local_1): Issue an error message if the frame size overflows in the signed target arithmetics. From-SVN: r106717
2005-11-02re PR target/9350 (-fomit-frame-pointer does not work for main)Richard Henderson1-51/+2
PR target/9350 PR target/24374 * dwarf2out.c (dwarf2out_reg_save_reg): New. (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec. * function.c (assign_parms): Use calls.internal_arg_pointer. (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN code. * target-def.h (TARGET_INTERNAL_ARG_POINTER): New. (TARGET_CALLS): Add it. * target.h (struct gcc_target): Add calls.internal_arg_pointer. * targhooks.c (default_internal_arg_pointer): New. * targhooks.h (default_internal_arg_pointer): Declare. * tree.h (dwarf2out_reg_save_reg): Declare. * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove. * config/i386/i386.c (dbx_register_map): Add return column. (dbx64_register_map, svr4_dbx_register_map): Likewise. (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New. (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New. (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer. (ix86_save_reg): Save force_align_arg_pointer. (ix86_emit_save_regs): Make regno unsigned. (ix86_emit_save_regs_using_mov): Likewise. (ix86_expand_prologue): Handle force_align_arg_pointer. (ix86_expand_epilogue): Likewise. * config/i386/i386.h: (dbx_register_map): Update. (dbx64_register_map, svr4_dbx_register_map): Update. (struct machine_function): Add force_align_arg_pointer. * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New. (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber. (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P. From-SVN: r106420
2005-10-20re PR rtl-optimization/23585 (mem_fun* code fine with -O1, bus error with -O2)Eric Botcazou1-4/+3
PR rtl-optimization/23585 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from... (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1. (may_trap_p_1): New predicate extracted from... (may_trap_p): ... here. Invoke may_trap_p_1. (may_trap_or_fault_p): New predicate. * rtl.h (may_trap_or_fault_p): Declare it. * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p instead of may_trap_p. (steal_delay_list_from_fallthrough): Likewise. (fill_simple_delay_slots): Likewise. (fill_slots_from_thread): Likewise. * function.c (pad_to_arg_alignment): Rework comment about SPARC_STACK_BOUNDARY_HACK. * config/sparc/sparc.h: Likewise. From-SVN: r105671
2005-10-12re PR c/24255 (__transparent_union__ mishandled)Richard Henderson1-3/+2
PR c/24255 * tree.h (DECL_TRANSPARENT_UNION): Remove. * function.c (assign_parm_find_data_types): Don't support it. * print-tree.c (print_node): Likewise. * c-common.c (handle_transparent_union_attribute): Likewise. Use build_duplicate_type. * tree-inline.c (remap_type_1): Split out of remap_type; properly remap aggregate fields. (build_duplicate_type): New. * doc/extend.texi (Variable Attributes): Remove documentation for transparent_union. From-SVN: r105338
2005-09-17expr.c (emit_move_via_integer): Add force argument, pass it on to ↵Richard Henderson1-4/+22
emit_move_change_mode. * expr.c (emit_move_via_integer): Add force argument, pass it on to emit_move_change_mode. Update callers. (emit_move_complex): Pass true to new force argument. * function.c (expand_function_end): Move expand_eh_return call earlier. Merge sub-word complex values into a pseudo before copying to the return hard register. From-SVN: r104371
2005-09-07function.c (ARG_POINTER_CFA_OFFSET): Move ...Richard Henderson1-6/+0
* function.c (ARG_POINTER_CFA_OFFSET): Move ... * defaults.h (ARG_POINTER_CFA_OFFSET): ... here. (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c. * dwarf2out.c (struct cfa_loc): Change reg to unsigned int, rearrange for better packing. (INCOMING_FRAME_SP_OFFSET): Move to defaults.h. (lookup_cfa_1): Remove inline marker. (cfa_equal_p): Split out of ... (def_cfa_1): ... here. Use INVALID_REGNUM. (build_cfa_loc): Handle !cfa->indirect. (frame_pointer_cfa_offset): New. (dbx_reg_number): Assert register elimination performed; do leaf register remapping. (reg_loc_descriptor): Avoid calling dbx_reg_number when unused. (eliminate_reg_to_offset): New. (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only for verifiably local stack frame addresses; re-base to CFA. (mem_loc_descriptor): Remove can_use_fbreg argument. (concat_loc_descriptor, loc_descriptor): Likewise. (containing_function_has_frame_base): Remove. (rtl_for_decl_location): Don't do register elimination or leaf register remapping here. (secname_for_decl): Split out from .. (add_location_or_const_value_attribute): ... here. (convert_cfa_to_loc_list): New. (compute_frame_pointer_to_cfa_displacement): New. (gen_subprogram_die): Use them. * tree.h (frame_base_decl): Remove. * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove. (prologue_stack_adjust): Remove. (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET. (adjust_stack_reference): Re-base memories to arg_pointer_rtx. (set_frame_base_location): Remove. (compute_bb_dataflow, emit_notes_in_bb): Don't call it. (dump_attrs_list, dump_dataflow_set): Use string concatenation. (vt_add_function_parameters): Don't eliminate_regs. (vt_initialize): Don't create frame_base_decl. From-SVN: r103983
2005-08-31re PR rtl-optimization/23601 (reload may drop non-call exception information)Richard Henderson1-3/+4
PR rtl-opt/23601 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots. (fixup_eh_region_note): New. (reload_as_needed): Call it. (fixup_abnormal_edges): Allow all throwing insns to be deleted; don't call find_many_sub_basic_blocks; call verify_flow_info. * function.c (assign_stack_local_1): Set MEM_NOTRAP_P. (keep_stack_depressed): Likewise. (assign_stack_temp_for_type): Likewise; use adjust_address_nv. From-SVN: r103680
2005-08-10bb-reorder.c (pass_duplicate_computed_gotos, [...]): Add dump.Paolo Bonzini1-2/+2
2005-08-09 Paolo Bonzini <bonzini@gnu.org> * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks): Add dump. * cfglayout.c (pass_insn_locators_initialize): Add dump. * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): Add dump. * except.c (pass_convert_to_eh_region_ranges): Add dump. * final.c (pass_shorten_branches): Add dump. * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump. (pass_life): Rename dump. (rest_of_handle_flow2): Remove initial verify_flow_info. * function.c (pass_instantiate_virtual_regs): Add dump. * integrate.c (pass_initial_value_sets): Add dump. * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump. * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump. (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop, pass_rtl_unroll_and_peel_loops): Rename dump and add gate. (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop, gate_rtl_unrool_and_peel_loops): New. (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops, rtl_doloop): Do not look at flags. * mode-switching.c (pass_mode_switching): Add dump. * recog.c (pass_split_all_insns, pass_split_for_shorten_branches, pass_split_before_regstack): Add dump. * regmove.c (pass_stack_adjustments): Add dump. * tree-optimize.c (pass_fixup_cfg): Add dump. From-SVN: r102945
2005-08-04function.c (assign_stack_local_1): Do not correct stack slot address if ↵David Edelsohn1-1/+1
allocation size is smaller than mode size. * function.c (assign_stack_local_1): Do not correct stack slot address if allocation size is smaller than mode size. From-SVN: r102742
2005-08-03re PR middle-end/23221 (-fstack-protector does not protect tail call functions)Richard Henderson1-1/+1
PR 23221 * function.c (stack_protect_epilogue): Export. * tree.h (stack_protect_epilogue): Declare. * calls.c (expand_call): Call it. From-SVN: r102731
2005-08-03function.c (assign_parms): Round current_function_args_size to ↵Paul Brook1-3/+2
PARM_BOUNDARY, not STACK_BOUNDARY. 2005-08-03 Paul Brook <paul@codesourcery.com> * function.c (assign_parms): Round current_function_args_size to PARM_BOUNDARY, not STACK_BOUNDARY. From-SVN: r102713
2005-07-22re PR tree-optimization/22336 (ICE Segfault in record_block_change at ↵Richard Kenner1-0/+3
function.c:5498) 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> Laurent GUERBY <laurent@guerby.net> PR tree-optimization/22336 * function.c (record_block_change): Check for cfun->ib_boundaries_block. Co-Authored-By: Laurent GUERBY <laurent@guerby.net> From-SVN: r102272
2005-07-19toplev.h: Add comment about the first parameter for warning().DJ Delorie1-1/+1
* toplev.h: Add comment about the first parameter for warning(). * errors.h: Likewise. * c.opt (Wpragmas): New. * doc/invoke.texi: Document it. * function.c (do_warn_unused_parameter): Add warning control to warning call. * c-decl.c (warn_if_shadowing): Likewise. * c-lex.c (cb_def_pragma): Likewise. * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise. (pop_alignment): Likewise. (handle_pragma_pack): Likewise. (apply_pragma_weak): Likewise. (handle_pragma_weak): Likewise. (handle_pragma_redefine_extname): Likewise. (add_to_renaming_pragma_list): Likewise. (handle_pragma_extern_prefix): Likewise. (maybe_apply_renaming_pragma): Likewise. (handle_pragma_visibility): Likewise. * config/c4x/c4x-c.c (BAD): Likewise. (c4x_parse_pragma): Likewise. * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise. * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise. (rs6000_pragma_longcall): Likewise. * config/v850/v850-c.c (pop_data_area): Likewise. (ghs_pragma_section): Likewise. (ghs_pragma_section): Likewise. (ghs_pragma_interrupt): Likewise. (ghs_pragma_starttda): Likewise. (ghs_pragma_startsda): Likewise. (ghs_pragma_startzda): Likewise. (ghs_pragma_endtda): Likewise. (ghs_pragma_endsda): Likewise. (ghs_pragma_endzda): Likewise. From-SVN: r102168
2005-07-14Makefile.in (explow.o, [...]): Depend on target.h.Richard Guenther1-16/+6
2005-07-14 Richard Guenther <rguenther@suse.de> * Makefile.in (explow.o, reg-stack.o): Depend on target.h. * calls.c (expand_call): Pass fntype to hard_function_value. (emit_library_call_value_1): Likewise. * explow.c: Include target.h. (hard_function_value): Take extra argument, the fntype. Use new target hook for function_value. * expr.h (hard_function_value): Change prototype. * function.c (aggregate_value_p): Pass 0 as fntype to hard_function_value. (assign_parms): Use new target hook for function_value. Pass 0 as fntype to hard_function_value. (expand_function_end): Likewise. * reg-stack.c: Include target.h. (stack_result): Use new target hook for function_value. * target-def.h: New target hook function_value. * target.h: Likewise. * targhooks.c (default_function_value): New function. * targhooks.h (default_function_value): Declare. From-SVN: r102013
2005-07-07function.c (locate_and_pad_parm): Record parameter alignment in ↵Richard Henderson1-1/+8
stack_alignment_needed. * function.c (locate_and_pad_parm): Record parameter alignment in stack_alignment_needed. From-SVN: r101732
2005-07-06function.c (expand_function_end): Revert part of 2005-06-27 patch.Kaz Kojima1-5/+5
* function.c (expand_function_end): Revert part of 2005-06-27 patch. Do sjlj_emit_function_exit_after after return_label. From-SVN: r101673
2005-07-05Makefile.in: Adjust dependencies.Paolo Bonzini1-1/+65
2005-07-05 Paolo Bonzini <bonzini@gnu.org> * Makefile.in: Adjust dependencies. * tree-pass.h: Add new passes and passes formerly in tree-optimize.c. * basic-block.h (duplicate_computed_gotos): Remove, it is now static. * alias.c (rest_of_handle_cfg, pass_cfg): New. * bb-reorder.c (duplicate_computed_gotos): Make it static. * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of rest_of_compilation. * bb-reorder.c (gate_duplicate_computed_gotos, pass_duplicate_computed_gotos, gate_handle_reorder_blocks, rest_of_handle_reorder_blocks, pass_reorder_blocks, gate_handle_partition_blocks, rest_of_handle_partition_blocks, pass_partition_blocks): New. * bt-load.c (gate_handle_branch_target_load_optimize, rest_of_handle_branch_target_load_optimize, pass_branch_target_load_optimize): New. * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2, pass_jump2): New. * cfglayout.c (pass_insn_locators_initialize): New. * cfgrtl.c (pass_free_cfg): New. * combine.c (gate_handle_combine, rest_of_handle_combine, pass_combine): New. * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse, gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New. * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New. * except.c (pass_set_nothrow_function_flags, pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh, pass_rtl_eh): New. * final.c (pass_compute_alignments, rest_of_handle_final, pass_final, rest_of_handle_shorten_branches, pass_shorten_branches, rest_of_clean_state, pass_clean_state): New. * flow.c (pass_recompute_reg_usage, gate_remove_death_notes, rest_of_handle_remove_death_notes, pass_remove_death_notes, rest_of_handle_life, pass_life, rest_of_handle_flow2, pass_flow2): New. * function.c (pass_instantiate_virtual_regs, pass_init_function, rest_of_handle_check_leaf_regs, pass_leaf_regs): New. * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass, pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse, pass_gcse): New. * global.c (rest_of_handle_global_alloc, pass_global_alloc): New. * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion, pass_rtl_ifcvt, gate_handle_if_after_combine, rest_of_handle_if_after_combine, pass_if_after_combine, gate_handle_if_after_reload, rest_of_handle_if_after_reload, pass_if_after_reload): New. * integrate.c (pass_initial_value_sets): New. * jump.c (pass_cleanup_barriers, purge_line_number_notes, pass_purge_lineno_notes): New. * mode-switching.c (rest_of_handle_mode_switching, pass_mode_switching): New. * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New. * loop-init.c (gate_handle_loop2, rest_of_handle_loop2, pass_loop2): New. * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize, pass_loop_optimize): New. * modulo-sched.c (gate_handle_sms, rest_of_handle_sms, pass_sms): New. * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2, pass_gcse2): New. * postreload.c (gate_handle_postreload, rest_of_handle_postreload, pass_postreload_cse): New. * profile.c (gate_handle_profiling, pass_profiling, rest_of_handle_branch_prob, pass_branch_prob): New. * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, pass_split_before_regstack, gate_handle_split_before_regstack, gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2, rest_of_handle_split_all_insns, pass_split_all_insns): New. * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs, pass_stack_regs): New. * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove, gate_handle_stack_adjustments, rest_of_handle_stack_adjustments, pass_stack_adjustments): New. * regrename.c (gate_handle_regrename, rest_of_handle_regrename, pass_regrename): New. * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots, pass_delay_slots, gate_handle_machine_reorg, rest_of_handle_machine_reorg, pass_machine_reorg): New. * rtl.h (extern void purge_line_number_notes): New. * sched-rgn.c (gate_handle_sched, rest_of_handle_sched, gate_handle_sched2, rest_of_handle_sched2, pass_sched, pass_sched2): New. * tracer.c (gate_handle_tracer, rest_of_handle_tracer, pass_tracer): New. * value-prof.c (gate_handle_value_profile_transformations, rest_of_handle_value_profile_transformations, pass_value_profile_transformations): New. * var-tracking.c (gate_handle_var_tracking, pass_variable_tracking): New. * web.c (gate_handle_web, rest_of_handle_web, pass_web): New. * passes.c (open_dump_file, close_dump_file, rest_of_handle_final, rest_of_handle_delay_slots, rest_of_handle_stack_regs, rest_of_handle_variable_tracking, rest_of_handle_machine_reorg, rest_of_handle_old_regalloc, rest_of_handle_regrename, rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks, rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2, rest_of_handle_regmove, rest_of_handle_tracer, rest_of_handle_if_conversion, rest_of_handle_if_after_combine, rest_of_handle_if_after_reload, rest_of_handle_web, rest_of_handle_branch_prob, rest_of_handle_value_profile_transformations, rest_of_handle_cfg, rest_of_handle_jump_bypass, rest_of_handle_combine, rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2, rest_of_handle_gcse, rest_of_handle_loop_optimize, rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize, rest_of_handle_mode_switching, rest_of_handle_jump, rest_of_handle_eh, rest_of_handle_stack_adjustments, rest_of_handle_flow2, rest_of_handle_jump2, rest_of_handle_peephole2, rest_of_handle_postreload, rest_of_handle_shorten_branches, rest_of_clean_state, rest_of_compilation): Remove. * cgraphunit.c (ipa_passes): Moved from tree-optimize.c. * passes.c (dump_flags, in_gimple_form, all_passes, all_ipa_passes, all_lowering_passes, register_one_dump_file, register_dump_files, next_pass_1, last_verified, execute_todo, execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved from tree-optimize.c. (init_optimization_passes): Moved from tree-optimize.c, adding the RTL optimizations. * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h. * tree-optimize.c (dump_flags, in_gimple_form, all_passes, all_ipa_passes, all_lowering_passes, register_one_dump_file, register_dump_files, next_pass_1, last_verified, execute_todo, execute_one_pass, execute_pass_list, execute_ipa_pass_list, init_tree_optimization_passes, ipa_passes): Delete. * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing the RTL dumps. (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved from tree.h. (ipa_passes): Remove. (all_passes, all_ipa_passes, all_lowering_passes): Now extern. * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved to tree-pass.h. (dump_info_p, dump_flag): Moved to tree-dump.h. * Makefile.in: Adjust dependencies for tree-pretty-print.c, cgraph.c, opts.c. * passes.c (finish_optimization_passes): Use dump_begin and dump_end, TDI_end. (gate_rest_of_compilation): New. (pass_rest_of_compilation): Use it. (gate_postreload, pass_postreload): New. * toplev.c (general_init): Rename init_tree_optimization_passes. * toplev.h (init_tree_optimization_passes): Rename to init_optimizations_passes. * tree-dump.c (dump_flag): Make static. (dump_files): Remove RTL dumps. * tree-optimize.c (pass_all_optimizations, pass_early_local_passes, pass_cleanup_cfg, pass_free_cfg_annotations, pass_cleanup_cfg_post_optimizing, pass_free_datastructures, pass_init_datastructures, pass_fixup_cfg): Make non-static. * tree-pretty-print.c: Include tree-pass.h. * cgraph.c: Include tree-dump.h. cp: 2005-07-05 Paolo Bonzini <bonzini@gnu.org> * Makefile.in (class.o, decl2.o): Adjust dependencies. * class.c: Include tree-dump.h. * decl2.c: Include tree-dump.h. java: 2005-07-05 Paolo Bonzini <bonzini@gnu.org> * Makefile.in (parse.o): Adjust dependencies. * parse.y: Include tree-dump.h. From-SVN: r101627
2005-07-02toplev.c (default_tree_printer): Handle setting location with '+' flag.Joseph Myers1-6/+6
2005-07-02 Zack Weinberg <zack@codesourcery.com> Joseph S. Myers <joseph@codesourcery.com> * toplev.c (default_tree_printer): Handle setting location with '+' flag. * c-objc.common.c (c_tree_printer): Likewise. * c-format.c (gcc_diag_flag_specs): Add '+'. (gcc_cdiag_char_table): Allow '+' flag for tree formats. (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag formats. * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c, config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c, config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c, config/v850/v850.c, function.c, stor-layout.c, toplev.c, tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end of diagnostics. Use %q+D not %s for a decl. Do not pass excess format arguments where %J is used without %D. cp: * error.c (location_of): Add comment. (locate_error, cp_error_at, cp_warning_at, cp_pedwarn_at): Remove. * cp-tree.h (cp_error_at, cp_warning_at, cp_pedwarn_at): Remove. * call.c, class.c, decl.c, decl2.c, friend.c, init.c, name-lookup.c, parser.c, pt.c, search.c, semantics.c, typeck.c, typeck2.c: Use '+' flag instead of %J, cp_error_at, cp_warning_at or cp_pedwarn_at. Mark up some diagnostic strings with N_. java: * class.c, decl.c, expr.c: Use '+' flag instead of %J. Use 'q' flag for quoting. objc: * objc-act.c: Use '+' flag instead of %J. Use 'q' flag for quoting. testsuite: * gcc.dg/format/gcc_diag-1.c: Update. From-SVN: r101532
2005-06-30* function.c (gen_stack_protect_test): Add third argument.Jakub Jelinek1-2/+2
From-SVN: r101473
2005-06-30function.c (stack_protect_epilogue): Pass label to stack_protect_test, ↵Jakub Jelinek1-2/+1
assume it emitted also the conditional branch. * function.c (stack_protect_epilogue): Pass label to stack_protect_test, assume it emitted also the conditional branch. * doc/md.texi (stack_protect_test): Adjust documentation. * config/i386/i386.md (stack_protect_test): Add third argument, emit beq with operands[2]. * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Define to flag_stack_protect != 0. * config/rs6000/rs6000.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. (stack_protect_set, stack_protect_test): New expanders. (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi, stack_protect_testdi): New insns. * config/rs6000/rs6000.c (rs6000_stack_protect_fail): New function. (TARGET_STACK_PROTECT_FAIL): Define. (rs6000_generate_compare): Handle UNSPEC_SP_TEST. From-SVN: r101468
2005-06-27basic-block.h (basic_block_def): Kill rbi.Jan Hubicka1-1/+1
* basic-block.h (basic_block_def): Kill rbi. (reorder_block_def): Kill; Remove next field (replaced by aux); move other fields to ... (rtl_bb_info): ... here. * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round, copy_bb, connect_traces, add_labels_and_missing_jumps fix_up_fall_thru_edges, fix_crossing_conditional_branches, duplicate_computed_gotos, partition_hot_cold_basic-blocks): Update to new fields. * cfg.c (initialize_bb_rbi): Kill. * cfglayout.c (record_effective_endpoints, fixup_reorder_chain, fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update. * cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi. (try_redirect_by_replacing_jump): Update rbi references. (cfg_layout_split_block): Likewise. (cfg_layout_delete_block): Likewise. (cfg_layout_merge_blocks): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * passes.c (rest_of_handle_sms): Likewise. * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise. From-SVN: r101359
2005-06-27c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__.Richard Henderson1-5/+110
* c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__. * cfgexpand.c: Include params.h. (has_protected_decls, has_short_buffer): New. (expand_stack_vars): Take a predicate to determine what to expand. (defer_stack_allocation): True when flag_stack_protect on. (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New. (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New. (stack_protect_classify_type, stack_protect_decl_phase): New. (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New. (add_stack_protection_conflicts, create_stack_guard): New. (expand_used_vars): Add stack protection logic. (tree_expand_cfg): Likewise. * common.opt (Wstack-protector): New. (fstack-protector, fstack-protector-all): New. * function.c: Include predict.h. (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect wants to copy the parameter into the stack frame. (stack_protect_prologue, stack_protect_epilogue): New. (expand_function_end): Call stack_protect_epilogue. Do sjlj_emit_function_exit_after after naked_return_label. * function.h (struct function): Add stack_protect_guard. * params.def (PARAM_SSP_BUFFER_SIZE): New. * toplev.c (process_options): Disable flag_stack_protect and/or warn_stack_protect based on FRAME_GROWS_DOWNWARD. * tree.h (stack_protect_prologue): Declare. * target-def.h (TARGET_STACK_PROTECT_GUARD): New. (TARGET_STACK_PROTECT_FAIL): New. (TARGET_INITIALIZER): Add them. * target.h (struct gcc_target): Add stack_protect_guard and stack_protect_fail. * targhooks.c: Include ggc.h, gty header. (stack_chk_guard_decl, default_stack_protect_guard): New. (stack_chk_fail_decl, default_external_stack_protect_fail): New. (default_hidden_stack_protect_fail): New. * targhooks.h (default_stack_protect_guard): Declare. (default_external_stack_protect_fail): Declare. (default_hidden_stack_protect_fail): Declare. * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New. * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New. (trap): Use ud2. (conditional_trap, conditional_trap_1): Remove. (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New. (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New. * doc/md.texi (stack_protect_set, stack_protect_test): New. * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New. (TARGET_STACK_PROTECT_FAIL): New. * libgcc-std.ver (GCC_4.1.0): New. * libgcc.h (__stack_chk_guard): Declare. (__stack_chk_fail, __stack_chk_fail_local): Declare. * libgcc2.c (L_stack_chk, L_stack_chk_local): New. * mklibgcc.in (lib2funcs): Add them. From-SVN: r101348
2005-06-26defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined.Jakub Jelinek1-34/+32
* defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined. * function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD) instead of preprocessor conditionals. (assign_stack_local_1, assign_stack_temp_for_type): Likewise. * cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0 depending on if it was or was not defined previously. * doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero definition of FRAME_GROWS_DOWNWARD means frame grows downward. * doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise. * config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update comment. * config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise. * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise. * config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0. * config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise. * config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise. * config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise. * config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise. * config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update comment. * config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise. * config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise. * config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise. * config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise. * config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise. * config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise. * config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise. * config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise. * config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise. * config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise. * config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise. * config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise. * config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment. * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise. * config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise. * config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1. * config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise. * config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise. * config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise. From-SVN: r101329
2005-06-25Update FSF address.Kelley Cook1-2/+2
From-SVN: r101317
2005-06-16basic-block.h (rtl_bb_info): Break out head_, end_, global_live_at_start, ↵Jan Hubicka1-2/+2
global_live_at_end from ... * basic-block.h (rtl_bb_info): Break out head_, end_, global_live_at_start, global_live_at_end from ... (basic_block_def): ... here; update all references (BB_RTL): New flag. (init_rtl_bb_info): Declare. * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL flag. * cfgrtl.c: Include ggc.h (create_basic_block_structure): Init bb info. (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer. (init_rtl_bb_info): New function. (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here. * cfghooks.c (merge_block): Do not copy global_live_at_end here. * cfg.c (clear_bb_flags): Skip BB_RTL flag. (dump_flow_info): Gueard global_live_* dumping. From-SVN: r101082
2005-06-04cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.Daniel Berlin1-1/+2
2005-06-01 Daniel Berlin <dberlin@dberlin.org> * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P. * dwarf2out.c (loc_descriptor_from_tree_1): Ditto. * expr.c (expand_var): Ditto. * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too. * gimplify.c (gimplify_decl_expr): Ditto. (gimplify_expr): Ditto. * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P. * tree.c (value_expr_for_decl): New. (print_value_expr_statistics): New. (init_ttree): Init value_expr_for_decl. (decl_value_expr_lookup): New. (decl_value_expr_insert): Ditto. (copy_node_stat): Copy DECL_VALUE_EXPR status. * tree.h (DECL_VALUE_EXPR): Use hashtable. (SET_DECL_VALUE_EXPR): New. (DECL_HAS_VALUE_EXPR_P): New. From-SVN: r100592
2005-06-04function.c (prologue, [...]): Change their types to VEC(int,heap)*.Kazu Hirata1-50/+33
* function.c (prologue, epilogue, sibcall_epilogue): Change their types to VEC(int,heap)*. (free_after_compilation): Free the three vectors above. (init_function_for_compilation, record_insns, contains, prologue_epilogue_contains, sibcall_epilogue_contains, reposition_prologue_and_epilogue_notes): Use VEC instead of VARRAY. (init_function_once): Remove. * function.h: Remove the prototype for init_function_once. * toplev.c (backend_init): Don't call init_function_once. From-SVN: r100588
2005-05-12function.c (instantiate_virtual_regs_in_insn): Do not simplify addition to ↵Richard Henderson1-9/+12
move unless dest is a register. * function.c (instantiate_virtual_regs_in_insn): Do not simplify addition to move unless dest is a register. Do not skip instantiation in dest on addition simplification. From-SVN: r99637
2005-05-12basic-block.h (FOR_ALL_BB_FN): New macro.Jan Hubicka1-3/+0
* basic-block.h (FOR_ALL_BB_FN): New macro. (init_flow): Initialize cfg structure. * function.c (allocate_struct_function): Do not initialize cfg structure. * tree-cfg.c (init_empty_tree_cfg): Break out from ... (build_tree_cfg): ... here. * tree-flow.h (init_empty_tree_cfg): Declare. From-SVN: r99633
2005-05-03re PR middle-end/21318 (ICE in instantiate_virtual_regs_in_insn)Richard Henderson1-2/+2
PR middle-end/21318 * function.c (instantiate_virtual_regs_in_insn): Use the mode from recog_data instead of insn_data. From-SVN: r99205
2005-05-03c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery decide if the ↵DJ Delorie1-3/+2
warning will be printed. * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery decide if the warning will be printed. * calls.c (expand_call): Likewise. * function.c (init-function_start): Likewise. * common.opt (-fdiagnostics-show-option): New. * opts.c (option_enabled): Accept the option index instead of a pointer to the option descriptor. * opts.h (option_enabled): Likewise. * toplev.c (print_switch_values): Pass option index, not option descriptor. * diagnostic.h (diagnostic_info): Add option_index. * diagnostic.c: Include opts.h. (diagnostic_set_info): Initialize option_index. (diagnostic_report_diagnostic): Amend option name if appropriate. (warning): Check to see if the specified warning is enabled. Store option index. * doc/invoke.texi (-fdiagnostics-show-options): Document. From-SVN: r99169
2005-05-02function.c (reorder_blocks, [...]): Use VEC instead of VARRAY.Kazu Hirata1-7/+8
* function.c (reorder_blocks, reorder_blocks_1): Use VEC instead of VARRAY. From-SVN: r99099
2005-05-01function.c (INVOKE__main): Do not define.Mark Mitchell1-9/+4
* function.c (INVOKE__main): Do not define. (expand_main_function): Check HAS_INIT_SECTION when determining whether or not to call __main. From-SVN: r99076
2005-04-29function.c (instantiate_decls): Remove valid_only argument.Richard Henderson1-527/+359
* function.c (instantiate_decls): Remove valid_only argument. (instantiate_decls_1, instantiate_decl): Likewise. (instantiate_virtual_regs_1): Delete. (instantiate_virtual_regs_lossage): Delete. (instantiate_virtual_regs_in_rtx): New. (safe_insn_predicate): New. (instantiate_virtual_regs_in_insn): New. (instantiate_virtual_regs): Update to match all that. Only run instantiate_decls once. From-SVN: r99032
2005-04-29crtstuff.c: Handle targets that use .init_array.Julian Brown1-6/+7
* crtstuff.c: Handle targets that use .init_array. * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure that INVOKE__main is set correctly. (expand_main_function): Test INVOKE__main. * libgcc2.c: Do not define __main when using .init_array. * config/arm/arm.c (arm_elf_asm_constructor): New function. * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized libgcc version. (DTORS_SECTION_ASM_OP): Likewise. (CTOR_LIST_BEGIN): Define specially when in libgcc. (CTOR_LIST_END): Likewise. (DTOR_LIST_BEGIN): Likewise. (DTOR_LIST_END): Likewise. * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it. (FINI_SECTION_ASM_OP): Likewise. (INIT_ARRAY_SECTION_ASM_OP): Define. (FINI_ARRAY_SECTION_ASM_OP): Likewise. * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define. (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets. * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document. (FINI_ARRAY_SECTION_ASM_OP): Likewise. Co-Authored-By: Mark Mitchell <mark@codesourcery.com> Co-Authored-By: Paul Brook <paul@codesourcery.com> From-SVN: r98986
2005-04-28bt-load.c, [...]: Use JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and ↵Kazu Hirata1-3/+2
INSN_P where appropriate. * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c, function.c, global.c, lcm.c, loop-invariant.c, optabs.c, reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P where appropriate. From-SVN: r98913
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