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* * explow.c (trunc_int_for_mode): New function.rth1999-07-231-0/+2
| | | | | | | | | | | | | | (plus_constant_wide): Use it. * combine.c (simplify_and_const_int): Likewise. (merge_outer_ops): Likewise. (simplify_shift_const): Likewise. * cse.c (simplify_unary_operation): Likewise. (simplify_binary_operation): Likewise. * emit-rtl.c (operand_subword): Likewise. * rtl.h: Declare it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@28222 138bc75d-0d04-0410-961f-82ee72b054a4
* Tue Apr 27 19:50:25 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>amacleod1999-04-271-3/+5
| | | | | | | | | | | | | * rtl.h (REG_EH_REGION): Update comment to indicate a value of -1 indicates no throw and no nonlocal gotos. * optabs.c (emit_libcall_block): Emit REG_EH_REGION with a value of -1 instead of 0 to indicate a nonlocal goto won't happen either. * flow.c (count_basic_blocks, find_basic_blocks_1): Ignore libcall blocks, look for REG_EH_REGION note exclusively. (make_edges): Check for REG_EH_REGION > 0 for specified handlers. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26680 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (flow_delete_insn): If we delete a CODE_LABEL, also removelaw1999-04-121-0/+1
| | | | | | | | | | | | it from the nonlocal_goto_handler_labels list. * jump.c (delete_insn): Likewise. (jump_optimize_1): Also recompute LABEL_NUSES when we are just marking labels. * rtl.h (remove_node_from_expr_list): Declare. * rtlanal.c (remove_node_from_expr_list): New function. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26361 138bc75d-0d04-0410-961f-82ee72b054a4
* * reg-stack.c: Update comment, include varray.h.law1999-04-121-0/+4
| | | | | | | | | | | | | | | | | | | | | | (stack_regs_mentioned_data): New global variable. (check_stack_regs_mentioned): New function. (stack_regs_mentioned): New function. (reg_to_stack): Initialize and free stack_regs_mentioned_data, use stack_regs_mentioned. (record_asm_reg_life): Change insn type cache for changed insn. (record_reg_life): Do not change the insn mode. (emit_pop_insn): Likewise. (emit_swap_insn): Likewise. (move_for_stack_reg): Likewise. (stack_reg_life_analysis): Use stack_regs_mentioned. (emit_swap_insn): Likewise. (subst_stack_regs): Likewise. (convert_regs): Likewise. * jump.c (find_cross_jump): Use stack_regs_mentioned. * rtl.h (stack_regs_mentioned): Declare. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26360 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (rtx_def): Update documentation for jump and call.mmitchel1999-04-111-3/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26347 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (rebuild_jump_labels): Declare.law1999-04-101-0/+1
| | | | | | | | | | | | | * jump.c (jump_optimize_1): Renamed from jump_optimize. Make static. Add new argument MARK_LABELS_ONLY. Quit after mark_all_labels if requested. (jump_optimize, rebuild_jump_labels): New wrapper functions for jump_optimize_1. * toplev.c (rest_of_compilation): Use rebuild_jump_labels instead of running the entire jump optimizer. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26327 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (local_alloc): Returns an integer now.law1999-04-101-1/+1
| | | | | | | | | | | | | * local-alloc.c (recorded_label_ref): New file scoped variable. (local_alloc): Initialize recorded_label_ref to zero. Return its value when local allocation has completed. (update_equiv_regs); If we create an equivalence for a LABEL_REF, set recorded_label_ref. * toplev.c (rest_of_compilation): Run the loop optimizer after register allocation and reloading if needed. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26324 138bc75d-0d04-0410-961f-82ee72b054a4
* * tm.texi (USE_LOAD_POST_DECREMENT, USE_LOAD_PRE_DECREMENT,m.hayes1999-04-021-0/+38
| | | | | | | | | | | | | | | | | USE_STORE_POST_DECREMENT, USE_STORE_PRE_DECREMENT): Document. (USE_LOAD_POST_INCREMENT, USE_LOAD_PRE_INCREMENT, USE_STORE_POST_INCREMENT, USE_STORE_PRE_INCREMENT): Fix documentation. * rtl.h (USE_LOAD_POST_DECREMENT, USE_LOAD_PRE_DECREMENT, USE_STORE_POST_DECREMENT, USE_STORE_PRE_DECREMENT, USE_LOAD_POST_INCREMENT, USE_LOAD_PRE_INCREMENT, USE_STORE_POST_INCREMENT, USE_STORE_PRE_INCREMENT): Provide default definition. * expr.c: (USE_LOAD_POST_INCREMENT, USE_LOAD_PRE_INCREMENT, USE_STORE_POST_INCREMENT, USE_STORE_PRE_INCREMENT): Delete default definition. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26134 138bc75d-0d04-0410-961f-82ee72b054a4
* Move over patch from Bernd Schmidt from GC branch:rth1999-04-011-0/+2
| | | | | | | | | | | | * emit-rtl.c (gen_rtx_CONST_DOUBLE): New function. (gen_rtx): Call it. Tidy cases. * rtl.h (gen_rtx_CONST_DOUBLE): Prototype it. * gengenrtl.c: Add commentary. (special_rtx): Also match CONST_DOUBLE. (gencode): Emit call to memset instead of bzero. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26110 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (find_basic_blocks): New argument `do_cleanup'.rth1999-03-311-1/+2
| | | | | | | | | | | | | | | Conditionally call delete_unreachable_blocks. (free_basic_block_vars): Zero ENTRY/EXIT data. (allocate_for_life_analysis): Kill. Split into... (allocate_bb_life_data, allocate_reg_life_data): ... new functions. (life_analysis_1): Update. * gcse.c (gcse_main): Update find_basic_blocks call. * toplev.c (rest_of_compilation): Likewise. * stupid.c (stupid_life_analysis): Update life data calls. * rtl.h, output.h: Update prototypes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26090 138bc75d-0d04-0410-961f-82ee72b054a4
* Warning fixes:ghazi1999-03-281-1/+1
| | | | | | | | | | * recog.h (insn_outfun, insn_operand_predicate): Add prototype arguments. * rtl.h (note_stores): Likewise. * rtlanal.c (note_stores): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26045 138bc75d-0d04-0410-961f-82ee72b054a4
* amacleod1999-03-251-1/+2
| | | | | | | | | | | | | | | | | | | | | Thu Mar 25 14:04:54 EST 1999 Andrew MacLeod <amacleod@cygnus.com> * rtl.texi (RTX_FRAME_RELATED_P): Add documentation. * rtl.h (struct rtx_def): Update comment for frame_related field. (set_unique_reg_note): Declare prototype. * dwarf2out.c (dwarf2out_frame_debug_expr): Split out from 'dwarf2out_frame_debug' to handle only expressions, and process component parts of a PARALLEL expression. (dwarf2out_frame_debug): Process insns only, and call new function 'dwarf2out_frame_debug_expr' for patterns. * emit-rtl.c (set_unique_reg_note): New function to add a reg note, but if there is an existingone, deletes it first. * expmed.c (expand_mult, expand_divmod): Use set_unique_reg_note. * optabs.c (add_equal_note, expand_binop): Use set_unique_reg_note. (emit_no_conflict_block, emit_libcall_block): Use set_unique_reg_note. (expand_fix): Use set_unique_reg_note. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25977 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (MEM_COPY_ATTRIBUTES): Remove unnecessary ending backslash.law1999-03-251-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25966 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (shallow_copy_rtx): Declare.amylaar1999-03-221-0/+1
| | | | | | | | | * rtl.c (shallow_copy_rtx): New function. * reload.c (find_reloads_toplev): Use shallow_copy_rtx instead of copy_rtx. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25897 138bc75d-0d04-0410-961f-82ee72b054a4
* Rename free_bb_memory to free_bb_memnickc1999-03-161-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25805 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtlanal.c (auto_inc_p): New function.m.hayes1999-03-151-0/+1
| | | | | | | | | | * rtl.h (auto_inc_p): Prototype it. * reload1.c (add_auto_inc_notes): New function. (reload): Strip REG_INC notes and call add_auto_inc_notes for each insn to restore them correctly. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25774 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (run_jump_opt_after_gcse): New variable.law1999-03-101-1/+1
| | | | | | | | | | | | | | (gcse_main): Returns an integer. (hash_scan_set): Record initializations from CONST_DOUBLEs too. (try_replace_reg): Update some comments. (cprop_insn): Allow propagation into some JUMP_INSNs too. * rtl.h (gcse_main): Update prototype. * toplev.c (rest_of_compilation): If gcse_main returns nonzero, then run a jump optimization pass. * jump.c (delete_barrier_successors): Delete nop jumps too. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25673 138bc75d-0d04-0410-961f-82ee72b054a4
* Flow rewrite to use basic block structures and edge lists.rth1999-02-251-1/+10
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25450 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (insn_first_p): Don't declare.amylaar1999-02-251-1/+0
| | | | | | | | * rtlanal.c (insn_first_p): Delete. * loop.c (loop_insn_first_p): Faster implementation. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25436 138bc75d-0d04-0410-961f-82ee72b054a4
* * loop.c (libcall_other_regs): Make extern.amacleod1999-02-221-1/+2
| | | | | | | | | | * rtl.h (find_last_value): Add parameter to prototype. (libcall_other_reg): Add extern declaration. * rtlanal.c (find_last_value): Add another parameter to allow a definition using a hardware register to be found as well. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25378 138bc75d-0d04-0410-961f-82ee72b054a4
* * output.h (current_function_has_computed_jump): Rename fromrth1999-02-081-1/+1
| | | | | | | | | | | | | | | | | current_function_addresses_labels. * function.h (struct function): Likewise for addresses_labels member. * rtl.h (FUNCTION_FLAGS_HAS_COMPUTED_JUMP): Likewise. * function.c (current_function_has_computed_jump): Likewise. Update all references. * integrate.c (function_cannot_inline_p): Test current_function_has_computed_jump instead of addresses_labels. (initialize_for_inline): Likewise save. (output_inline_function): Likewise restore. * expr.c (expand_expr): Don't reference addresses_labels variables. * stmt.c (expand_computed_goto): Set has_computed_jump. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25100 138bc75d-0d04-0410-961f-82ee72b054a4
* Missed rtl.h on commit and from ChangeLog.rth1999-02-031-0/+4
| | | | | | | Add copyright to resource.c. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24999 138bc75d-0d04-0410-961f-82ee72b054a4
* Fri Jan 29 18:26:07 1999 Dave Brolley <brolley@cygnus.com>brolley1999-01-291-0/+1
| | | | | | | | | * emit-rtl.c (remove_insn): New function. * rtl.h (remove_insn): Add prototype. * function.c (reposition_prologue_and_epilogue_notes): Call remove_insn. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24908 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (insn_first_p): Declare.amylaar1999-01-271-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * rtlanal.c (insn_first_p): New function. * loop.h (varray.h): Include. (struct induction): Change combined_with to unsigned. New members derived, ix and last_use. (reg_iv_type, reg_iv_info): Now varray_type. All references changed. (REG_IV_TYPE, REG_IV_INFO): Define. (first_increment_giv, last_increment_giv): Declare. * loop.c (loop_number_loop_cont): New static variable. (loop_number_cont_dominator): Likewise. (reg_iv_type, reg_iv_info): Now varray_type. (first_increment_giv, last_increment_giv): New variables. (compute_luids, verify_dominator, find_life_end): New functions. (cmp_recombine_givs_stats, recombine_givs): Likewise. (loop_optimize): Allocate loop_number_loop_cont and loop_number_cont_dominator. Use compute_luids. (find_and_verify_loops): Initialize loop_number_loop_cont and loop_number_cont_dominator. (strength_reduce): Try to find bivs that can be expressed as givs of another biv, and to convert biv increments into givs. Call recombine_givs. Handle derived givs. (record_biv): New argument location. All callers changed. (record_giv): Initialize derived and last_use fields. (basic_induction_var): New argument location. All callers changed. (combine_givs): Don't combine a DEST_REG giv with a DEST_ADDR giv. Increment combined_with instead of setting to 1. * unroll.c (derived_regs): New static variable. (unroll_loop): Initialize it. Allocate local_regno according to max_reg_num. (copy_loop_body): Cope with derived givs. (find_splittable_givs): Check for Givs made from biv increments. Set derived_regs for givs. * Makefile.in (stmt.o, loop.o, unroll.o): Depend on loop.h . git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24889 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge in gcc2 snapshot 19980929. See gcc/ChangeLog and gcc/FSFChangeLog forlaw1999-01-271-0/+1
| | | | | | | details. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24879 138bc75d-0d04-0410-961f-82ee72b054a4
* * final.c (bb_str): Qualify a char* with the keyword `const'.ghazi1999-01-231-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | (add_bb_string, final_scan_insn, output_asm_insn): Likewise. * fix-header.c (read_scan_file): Likewise. * genoutput.c (output_epilogue, process_template): Likewise. * local-alloc.c (requires_inout, block_alloc): Likewise. * output.h (output_asm_insn, assemble_string): Likewise. * recog.c (recog_constraints, check_asm_operands, decode_asm_operands, extract_insn, preprocess_constraints, constrain_operands): Likewise. * recog.h (operand_alternative, recog_constraints, insn_template, insn_outfun, insn_operand_constraint, insn_name): Likewise. * regclass.c (record_reg_classes, scan_one_insn): Likewise. * regmove.c (find_matches): Likewise. * reload.c (alternative_allows_memconst): Likewise. * reload1.c (constraint_accepts_reg_p, reload_cse_simplify_operands): Likewise. * rtl.h (decode_asm_operands): Likewise. * scan.h (fn_decl): Likewise. * varasm.c (assemble_string): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24834 138bc75d-0d04-0410-961f-82ee72b054a4
* * cse.c (fold_rtx): Revert 29 Dec change.rth1999-01-211-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | (cse_insn): Revert 12 Jan change. * expr.c (expand_builtin): Don't emit CONST around CONSTANT_P_RTX. * regclass.c (reg_scan_mark_refs): Revert 29 Dec change. * rtl.def: Likewise. * rtl.h (CONSTANT_P): Likewise. * expr.c (emit_move_insn): Never try to flush CONSTANT_P_RTX to memory. * recog.c (immediate_operand): Accept CONSTANT_P_RTX. * alpha.c (input_operand): Likewise. * c4x.c (const_operand): Likewise. * explow.c (allocate_dynamic_stack_space): Use register_operand instead of arith_operand, which does not exist. * 1750a.h: Fix comment closure. * a29k.c (a29k_set_memflags): Fix typo in 19 Jan change. * arc.md (one_cmplsi2_set_cc_insn): Fix set mode mismatch. * arm.h (TARGET_SWITCHES): Fix typo. * i370.md (anon mult and div patterns): Fix set mode mismatch. * i860.c (output_delayed_branch): Fix operands to constrain_operands. (output_delay_insn): Likewise. * m88k.md (anon rotate insns): Fix set mode mismatch. (anon BLKmode moves): Commonize and fix set mode mismatches. * ns32k.md (udivmoddi[shq]i4_internal): Fix mode mismatch. * romp.md (movdf): Fix typo. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24796 138bc75d-0d04-0410-961f-82ee72b054a4
* * expr.c (do_jump_for_compare): Handle conditional branch expandersrth1999-01-191-0/+1
| | | | | | | | | emitting multiple jump instructions. * jump.c (condjump_label): New function. * rtl.h (condjump_label): Declare it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24773 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (rtx_def): Update documentation.mmitchel1999-01-191-4/+26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (MEM_IN_STRUCT_P): Likewise. (MEM_SCALAR_P): New macro. (MEM_COPY_ATTRIBUTES): Likewise. (MEM_SET_IN_STRUCT_P): Likewise. * rtl.texi (MEM_SCALAR_P): Document. * alias.c (canon_rtx): Use MEM_COPY_ATTRIBUTES. (fixed_scalar_and_varying_struct_p): New function. Use MEM_SCALAR_P rather than !MEM_IN_STRUCT_P. (aliases_everything_p): Likewise. (true_dependence): Use them. (write_dependence_p): New function, containing code common to anti_dependence and output_dependence. (anti_dependence): Use it. (output_dependence): Likewise. * calls.c (save_fixed_argument_area): Don't clear MEM_IN_STRUCT_P. (expand_call): Use MEM_SET_IN_STRUCT_P. (emit_library_call): Don't clear MEM_IN_STRUCT_P. (emit_library_call_value): Likewise. (store_one_arg): Use MEM_SET_IN_STRUCT_P. * combine.c (simplify_rtx): Use MEM_COPY_ATTRIBUTES. (make_extraction): Likewise. (simplify_shift_const): Likewise. (gen_lowpart_for_combine): Likewise. * cse.c (gen_lowpart_if_possible): Use MEM_COPY_ATTRIBUTES. * emit-rtl.c (operand_subword): Likewise. (change_address): Likewise. * explow.c (stabilize): Use MEM_COPY_ATTRIBUTES. * expr.c (protect_from_queue): Use MEM_COPY_ATTRIBUTES. (emit_group_store): Use MEM_SET_IN_STRUCT_P. (copy_blkmode_from_reg): Likewise. (store_field): Likewise. (expand_expr): Remove bogus guesswork setting MEM_IN_STRUCT_P heuristically. Use MEM_SET_IN_STRUCT_P. (get_memory_rtx): Likewise. * final.c (alter_subreg): Use MEM_COPY_ATTRIBUTES. * function.c (assign_stack_temp): Clear MEM_SCALAR_P and MEM_ALIAS_SET on newly returned MEMs. (assign_temp): Use MEM_SET_IN_STRUCT_P. (put_reg_into_stack): Likewise. (fixup_var_refs1): Use MEM_COPY_ATTRIBUTES. (gen_mem_addressof): Use MEM_SET_IN_STRUCT_P. (assign_parms): Likewise. (expand_function): Likewise. * integrate.c (expand_inline_function): Likewise. (copy_rtx_and_substitute): Use MEM_COPY_ATTRIBUTES. * loop.c (note_addr_stored): Remove check on MEM_IN_STRUCT_P. * optabs.c (gen_move_insn): Use MEM_COPY_ATTRIBUTES. * print-rtl.c (print_rtx): Print /f for frame_related. * recog.c (validate_replace_rtx_1): Use MEM_COPY_ATTRIBUTES. * reload1.c (reload): Copy MEM_SCALAR_P as well. * stmt.c (expand_decl): Use MEM_SET_IN_STRUCT_P. (expand_anon_union_decl): Use MEM_COPY_ATTRIBUTES. * varasm.c (make_decl_rtl): Use MEM_SET_IN_STRUCT_P. (output_constant_def): Likewise. * a29k.c (a29k_set_memflags_1): Take scalar_p. Set MEM_SCALAR_P. (a29k_set_memflags): Use it. * alpha.c (get_aligned_mem): Use MEM_COPY_ATTRIBUTES. * c4x.c (c4x_scan_for_ld): Likewise. * h8300.c (fix_bit_operand): Likewise. * m88k.c (legitimize_address): Likewise. (block_move_loop): Likewise. (block_move_no_loop): Likewise. (block_move_sequence): Likewise. (m88k_builtin_saveregs): Use MEM_SET_IN_STRUCT_P. * mips/abi64.h (SETUP_INCOMING_VARARGS): Likewise. * rs6000.c (expand_block_move_insn): Use MEM_COPY_ATTRIBUTES. * sh.c (sh_builtin_saveregs): Use MEM_SET_IN_STRUCT_P. * arm.h (arm_gen_load_multiple): Take scalar_p. (arm_store_load_multiple): Likewise. * arm.c (arm_gen_load_multiple): Likewise. (arm_gen_store_multiple): Likewise. (arm_gen_movstrqi): Treat MEM_SCALAR_P like MEM_IN_STRUCT_P. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24759 138bc75d-0d04-0410-961f-82ee72b054a4
* * cpplib.c (special_symbol): Qualify a char* with the `const' keyword.ghazi1999-01-181-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Instead of writing to const char *buf directly, use a non-const variable `wbuf' to allocate and write a string, then set buf = wbuf. * cppulp.c (user_label_prefix): Qualify a char* with the `const' keyword. * dyn-string.c (dyn_string_append): Likewise. * dyn-string.h (dyn_string_append): Likewise. * final.c (end_final, output_operand_lossage, asm_fprintf): Likewise. * output.h (end_final, output_operand_lossage, asm_fprintf, named_section, decode_reg_name, make_decl_rtl, user_label_prefix): Likewise. * profile.c (init_branch_prob): Likewise. * toplev.c (set_target_switch, vmessage, v_message_with_file_and_line, v_message_with_decl, v_error_with_file_and_line, v_error_with_decl, v_error_for_asm, verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl, v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl, v_pedwarn_with_file_and_line, vsorry, v_really_sorry, open_dump_file, dump_rtl, clean_dump_file, print_version, print_single_switch, print_switch_values, dump_base_name, debug_args, lang_independent_options, user_label_prefix, documented_lang_options, target_switches, target_options, print_time, pfatal_with_name, fatal_io_error, fatal_insn, default_print_error_function, print_error_function, report_error_function, error_with_file_and_line, error_with_decl, error_for_asm, error, fatal, warning_with_file_and_line, warning_with_decl, warning_for_asm, warning, pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry, really_sorry, botch, output_quoted_string, output_file_directive, open_dump_file, rest_of_decl_compilation, display_help, main): Likewise. * toplev.h (print_time, fatal, fatal_io_error, pfatal_with_name, fatal_insn, warning, error, pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line, error_with_file_and_line, sorry, really_sorry, default_print_error_function, report_error_function, rest_of_decl_compilation, pedwarn_with_decl, warning_with_decl, error_with_decl, error_for_asm, warning_for_asm, output_quoted_string, output_file_directive, botch): Likewise. * tree.h (make_decl_rtl): Likewise. * varasm.c (strip_reg_name, named_section, decode_reg_name, make_decl_rtl): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24743 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (CONSTANT_P): Remove CONSTANT_P_RTX.rth1998-12-291-2/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24441 138bc75d-0d04-0410-961f-82ee72b054a4
* �law1998-12-141-1/+1
| | | | | | | | * rtl.h (multiple_sets): Fix prototype. * rtlanal.c (multiple_sets): Fix return type. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24303 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (recompute_reg_usage): Add second argument.law1998-12-131-1/+1
| | | | | | | | | * flow.c (recompute_reg_usage): Likewise. * toplev.c (rest_of_compilation): Supply second argument to recompute_reg_usage. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24291 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtlanal.c (multiple_sets): New function.law1998-12-121-0/+1
| | | | | | | | | | * rtl.h (multiple_sets): Declare it. * local-alloc.c (wipe_dead_reg): Use it. * global.c (global_conflicts): Likewise. Should fix the m68k bootstrap problems. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24283 138bc75d-0d04-0410-961f-82ee72b054a4
* Tue Dec 8 15:32:56 EST 1998 Andrew MacLeod <amacleod@cygnus.com>amacleod1998-12-081-1/+14
| | | | | | | | | | | | | | | | | | | See ChangeLog.. These are the files that were changed: * eh-common.h (struct eh_context): Add table_index for rethrows. * rtl.h (enum reg_note): Add REG_EH_REGION and REG_EH_RETHROW reg notes. * rtl.c (reg_note_name): Add strings for new reg_note enums. * expr.h (rethrow_libfunc): New library decl. * optabs.c (rethrow_libfunc): Initialize. * except.h (struct eh_entry): Add new field 'rethrow_label'. * except.c (create_rethrow_ref): New function to create a single * flow.c (make_edges): Add different edges for rethrow calls, * integrate.c (save_for_inline_eh_labelmap): New callback routine to * libgcc2.c (find_exception_handler): Generalize to enable it to * cp/except.c * cp/exception.cc git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24194 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c (addr_side_effect_eval): New function.m.hayes1998-12-031-0/+1
| | | | | | | | (memrefs_conflict_p): Use it. * rtl.h (addr_side_effect_eval): Prototype it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24068 138bc75d-0d04-0410-961f-82ee72b054a4
* * local-alloc.c (function_invariant_p): New function.amylaar1998-12-011-0/+1
| | | | | | | | | | | | | | | | | | | (update_equiv_regs): Use function_invariant_p instead of CONSTANT_P to decide if an equivalence should be recorded. * reload1.c (num_eliminable_invariants): New static variable. (reload): Set it. Use function_invariant_p instead of CONSTANT_P to decide if an equivalence should be recorded. Unshare PLUS. (calculate_needs_all_insns): Skip insns that only set an equivalence. Take num_eliminable_invariants into account when deciding if register elimination should be done. (reload_as_needed): Take num_eliminable_invariants into account when deciding if register elimination should be done. (eliminate_regs): Handle non-constant reg_equiv_constant. * rtl.h (function_invariant_p): Declare. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24026 138bc75d-0d04-0410-961f-82ee72b054a4
* * system.h: Include libiberty.h.ghazi1998-11-271-13/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * c-aux-info.c: Remove prototypes for concat/concat3. Change function `concat' from fixed parameters to variable parameters, as is done in libiberty. All callers of concat/concat3 changed to use the new `concat' with variable args. * cccp.c: Remove things made redundant by libiberty.h and/or conform to libiberty standards. * cexp.y: Likewise. * collect2.c: Likewise. * config/1750a/1750a.h: Likewise. * cppalloc.c: Likewise. * cppexp.c: Likewise. * cppfiles.c: Likewise. * cpphash.c: Likewise. * cpplib.c: Likewise. * dyn-string.c: Likewise. * fix-header.c: Likewise. * gcc.c: Likewise. * gcov.c: Likewise. * genattr.c: Likewise. * genattrtab.c: Likewise. * gencheck.c: Likewise. * gencodes.c: Likewise. * genconfig.c: Likewise. * genemit.c: Likewise. * genextract.c: Likewise. * genflags.c: Likewise. * gengenrtl.c: Likewise. * genopinit.c: Likewise. * genoutput.c: Likewise. * genpeep.c: Likewise. * genrecog.c: Likewise. * getpwd.c: Likewise. * halfpic.c: Likewise. * hash.c: Likewise. * mips-tdump.c: Likewise. Wrap malloc/realloc/calloc prototypes in NEED_DECLARATION_* macros. * mips-tfile.c: Remove things made redundant by libiberty.h and/or conform to libiberty standards. (fatal): Fix const-ification of variable `format' in !ANSI_PROTOTYPES case. * prefix.c: Remove things made redundant by libiberty.h and/or conform to libiberty standards. * print-rtl.c: Rename variable `spaces' to `xspaces' to avoid conflicting with function `spaces' from libiberty. * profile.c: Remove things made redundant by libiberty.h and/or conform to libiberty standards. * protoize.c: Likewise. * rtl.h: Likewise. * scan.h: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * toplev.h: Likewise. * tree.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23931 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtlanal.c (regs_set_between_p): New function.rth1998-11-261-0/+1
| | | | | | | | | * rtl.h (regs_set_between_p): Prototype it. * jump.c (jump_optimize): Use it instead of modified_between_p in the Sep 2 change. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23888 138bc75d-0d04-0410-961f-82ee72b054a4
* * toplev.c (no_new_pseudos): Define.law1998-11-251-0/+4
| | | | | | | | | | | | | | | (rest_of_compilation): Set no_new_pseudos as needed. * emit-rtl.c (gen_reg_rtx): Abort if we try to create a new pseudo if no_new_pseudos is set. * rtl.h (no_new_pseudos): Declare it. * reload1.c (reload): Update comments. * md.texi: Corresponding changes. * reload1.c (reg_used_in_insn): Renamed from reg_used_by_pseudo. (choose_reload_regs): Rename it here as well. When computing it, also merge in used hardregs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23855 138bc75d-0d04-0410-961f-82ee72b054a4
* * cse.c (fold_rtx): Make autoincrement addressing mode tests belaw1998-11-241-0/+16
| | | | | | | | | | | | | | | | | | | runtime selectable. * expr.c (move_by_pieces): Similarly. (move_by_pieces_1, clear_by_pieces, clear_by_pieces_1): Similarly. * flow.c (find_auto_inc): Similarly. (try_pre_increment): Similarly. * loop.c (strength_reduce): Similarly. * regclass.c (auto_inc_dec_reg_p): Similarly. * regmove.c (try_auto_increment): Similarly. (fixup_match_1): Similarly. * rtl.h (HAVE_PRE_INCREMENT): Define if not already defined. (HAVE_PRE_DECREMENT): Similarly. (HAVE_POST_INCREMENT, HAVE_POST_DECREMENT): Similarly. sponding changes to all target header files. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23837 138bc75d-0d04-0410-961f-82ee72b054a4
* * configure.in (host_xm_file, build_xm_file, xm_file, tm_file):ghazi1998-11-071-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Arrange to include gansidecl.h in {ht}config.h & tm.h just before the config/ directory headers. (tm_file_list, host_xm_file_list, build_xm_file_list): Handle gansidecl.h in the list of dependencies. * Makefile.in (RTL_BASE_H): Don't depend on gansidecl.h. (TREE_H, DEMANGLE_H, RECOG_H, REGS_H, libgcc2.a, stmp-multilib, mbchar.o, collect2.o, pexecute.o, vfprintf.o, splay-tree.o, gcc.o, gencheck.o, choose-temp.o, mkstemp.o, mkstemp.o, prefix.o, dyn-string.o, cexp.o, cccp.o, cppmain.o, cpplib.o, cpperror.o, cppexp.o, cppfiles.o, cpphash.o, cppalloc.o, scan-decls.o): Likewise. * cccp.c: Don't include gansidecl.h. * cexp.y: Likewise. * collect2.c: Likewise. * config/c4x/c4x.c: Likewise. * config/v850/v850.h: Likewise. * cppalloc.c: Likewise. * cpperror.c: Likewise. * cppexp.c: Likewise. * cppfiles.c: Likewise. * cpphash.c: Likewise. * cpplib.c: Likewise. * cppmain.c: Likewise. * cppulp.c: Likewise. * demangle.h: Likewise. * doprint.c: Likewise. * dyn-string.c: Likewise. * eh-common.h: Likewise. * fix-header.c: Likewise. * frame.c: Likewise. * gcc.c: Likewise. * gcov.c: Likewise. * gen-protos.c: Likewise. * gencheck.c: Likewise. * halfpic.h: Likewise. * hash.c: Likewise. * machmode.h: Likewise. * mbchar.c: Likewise. * prefix.c: Likewise. * protoize.c: Likewise. * recog.h: Likewise. * rtl.h: Likewise. * scan-decls.c: Likewise. * tree.h: Likewise. * varray.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23558 138bc75d-0d04-0410-961f-82ee72b054a4
* �law1998-11-041-1/+5
| | | | | | | | | | * rtl.h (flow2_completed): Declare. * flow.c (flow2_completed): Definition. * toplev.c (rest_of_compilation): Set and clear flow2_completed as necessary. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23527 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (XNMALLOC): New macro.law1998-10-291-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (flow_int_list_blocks, basic_block_succ, basic_block_pred): New static variables. (add_edge, add_edge_to_label): New static functions. (free_bb_memory): New function. (flow_delete_insn): Delete function. (basic_block_drops_in): Delete variable. (find_basic_blocks): Allocate and initialize basic_block_head, basic_block_succ. Don't allocate basic_block_drops_in. Call free_bb_memory at the beginning. (find_basic_blocks_1): Don't do multiple passes. Delete code to compute basic_block_drops_in. After calling make_edges, mark blocks reached by current block live. Update test for unreachable live blocks. (mark_label_ref): Delete args X, CHECKDUP. Add PRED arg. All callers changed. Simplify to call add_edge_to_label when a LABEL_REF is found. (make_edges): Simplify to call add_edge_to_label instead of mark_label_ref most of the time. Compute here whether control drops into the next block. (delete_unreachable_blocks): Return void. All callers changed. Delete unreachable blocks in reverse order. After deleting all unreachable blocks, renumber the remaining ones and update n_basic_blocks. (delete_block): Speed up deletion a bit. Don't set basic_block_drops_in for deleted blocks. (free_basic_block_vars): Don't free basic_block_drops_in. (life_analysis_1): Update to use new edge representation. (dump_flow_info): Delete code to print basic block info; call dump_bb_data instead. (compute_preds_succs): Delete code to recompute basic_block_drops_in and uid_block_number. Simply copy the previously computed cfg. (dump_bb_data): New arg LIVE_INFO. All callers changed. Print register lifetime information if LIVE_INFO is nonzero. * basic-block.h (dump_bb_data): Adjust prototype. * gcse.c (gcse_main): Update call to dump_bb_data. * rtl.h (free_bb_memory): Declare. * toplev.c (rest_of_compilation): Call free_bb_memory. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23443 138bc75d-0d04-0410-961f-82ee72b054a4
* * regclass.c (renumber, regno_allocated): New static variables, movedlaw1998-10-281-1/+1
| | | | | | | | | | | | | out of allocate_reg_info. (allocate_reg_info): Move these two variables outside the function. Move code to free memory into new function free_reg_info. (free_reg_info): New function, broken out of allocate_reg_info. * toplev.c (compile_file): Call free_reg_info, not allocate_reg_info. * rtl.h (allocate_reg_info): Don't declare. (free_reg_info): Declare. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23397 138bc75d-0d04-0410-961f-82ee72b054a4
* * toplev.c (compile_file): Call allocate_reg_info to free registerlaw1998-10-281-0/+3
| | | | | | | | table memory. * rtl.h (allocate_reg_info): Declare. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23384 138bc75d-0d04-0410-961f-82ee72b054a4
* * invoke.texi: Document -flang-isoc9x.mmitchel1998-10-211-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (OBJS): Add splay-tree.o. (c-common.o): Depend on rtl.h. (splay-tree.o): List dependencies and provide build rule. * rtl.h (record_alias_subset): New function. * alias.c: Include splay-tree.h. (alias_set_entry): New type. (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Remove. (DIFFERENT_ALIAS_SETS_P): Use mem_in_disjoint_alias_sets_p. (mems_in_disjoin_alias_sets_p): New function. (alias_set_compare): Likewise. (insert_subset_children): Likewise. (get_alias_set_entry): Likewise. * tree.h (TYPE_RESTRICT): New macro. (TYPE_UNQUALIFIED): New manifest constant. (TYPE_QUAL_CONST): Likewise (TYPE_QUAL_VOLATILE): Likewise. (TYPE_QUAL_RESTRICT): Likewise. (tree_type): Add restrict_flag. Reduce count of free bits. (DECL_POINTER_ALIAS_SET): New macro. (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise. (tree_decl): Add pointer_alias_set. (build_qualified_type): New function. (build_type_variant): Define in terms of build_qualified_type. * tree.c (set_type_quals): New function. (make_node): Initializae DECL_POINTER_ALIAS_SET. (build_type_attribute_variant): Use build_qualified_type and set_type_quals. (build_type_variant): Rename, and modify, to become... (build_qualified_type): New function. (build_complex_type): Use set_type_quals. * c-tree.h (C_TYPE_OBJECT_P): New macro. (C_TYPE_FUNCTION_P): Likewise. (C_TYPE_INCOMPLETE_P): Likewise. (C_TYPE_OBJECT_OR_INCOMPLETE_P): Likewise. (c_apply_type_quals_to_decl): New function. (c_build_qualified_type): New function. (c_build_type_variant): Define in terms of c_build_qualified_type. (flag_isoc9x): Declare. * c-typeck.c (qualify_type): Use c_build_qualified_type. (common_type): Change to use TYPE_QUALS. (comptypes): Likewise. (convert_for_assignment): Likewise. * c-aux-info.c (gen_type): Likewise. Deal with `restrict'. * c-decl.c (flag_isoc9x): Define. (c_decode_option): Handle -flang-isoc9x. (grokdeclarator): Update to handle restrict. Use TYPE_QUALS, c_build_qualified_type, etc. Use c_apply_type_quals_to_decl. * c-lex.c (init_lex): Deal with restrict. (init_lex): Don't treat restrict as a reserved word in -traditional mode, or without -flang-isoc9x. * c-lex.h (rid): Add RID_RESTRICT. * c-parse.gperf (restrict, __restrict, __restrict__): Make equivalent to RID_RESTRICT. * c-parse.in (TYPE_QUAL): Update comment. * c-common.c: Include rtl.h. (c_find_base_decl): New function. (c_build_type_variant): Rename, and modify, to become ... (c_build_qualified_type): New function. (c_apply_type_quals_to_decl): Likewise. (c_get_alias_set): For INDIRECT_REFs, check to see if we can find a particular alias set for the reference. * toplev.c (documented_lang_options): Add -flang-isoc9x. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23212 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h (sets_cc0_p): Revert Oct 14 ATTRIBUTE_NORETURN change.ghazi1998-10-161-5/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23129 138bc75d-0d04-0410-961f-82ee72b054a4
* Add ATTRIBUTE_NORETURN in a bunch of places:ghazi1998-10-141-1/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * cppalloc.c (memory_full): Mark function prototype with ATTRIBUTE_NORETURN. * demangle.h (collect_exit): Likewise. * fix-header.c (v_fatal, fatal): Likewise. * gcc.c (pfatal_with_name, pfatal_pexecute, fatal, fancy_abort): Likewise. * gcov.c (print_usage): Likewise. * genattr.c (fatal, fancy_abort): Likewise. * genattrtab.c (fatal, fancy_abort): Likewise. * gencodes.c (fatal, fancy_abort): Likewise. * genconfig.c (fatal, fancy_abort): Likewise. * genemit.c (fatal, fancy_abort): Likewise. * genextract.c (fatal, fancy_abort): Likewise. * genflags.c (fatal, fancy_abort): Likewise. * genopinit.c (fatal, fancy_abort): Likewise. * genoutput.c (fatal, fancy_abort): Likewise. * genpeep.c (fatal, fancy_abort): Likewise. * genrecog.c (fatal, fancy_abort): Likewise. * libgcc2.c (__eprintf, __default_terminate, __sjthrow, __sjpopnthrow, __throw): Likewise. * objc/objc-act.c (objc_fatal): Likewise. * protoize.c (usage, aux_info_corrupted, declare_source_confusing): Likewise. * rtl.c (dump_and_abort): Likewise. * rtl.h (sets_cc0_p): Likewise. * toplev.c (float_signal, pipe_closed): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23084 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtl.h: Delete duplicate prototypes. Add some missinglaw1998-10-131-28/+8
| | | | | | | | prototypes. * rtlanal.c: (for_each_rtx): Formatting tweak. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23069 138bc75d-0d04-0410-961f-82ee72b054a4
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