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2000-04-07rtl.def (COND_EXEC): New.Richard Henderson1-0/+8
* rtl.def (COND_EXEC): New. * rtl.h (COND_EXEC_TEST, COND_EXEC_CODE): New. * tm.texi (MAX_CONDITIONAL_EXECUTE): Document. * genconfig.c (have_cond_arith_flag): Remove. (have_cond_exec_flag): New. (walk_insn_part): Detect COND_EXEC, not arithmetic in IF_THEN_ELSE. (main): Print HAVE_conditional_execution. * haifa-sched.c (haifa_classify_insn): Recognize COND_EXEC. (sched_analyze_insn, print_pattern): Likewise. * reload.c (find_equiv_reg): Likewise. * rtlanal.c (reg_referenced_p): Likewise. (note_stores, dead_or_set_regno_p): Likewise. (reg_overlap_mentioned_p): Rewrite to use a switch. From-SVN: r32997
2000-03-29Convert ACCUMULATE_OUTGOING_ARGS to an expression.Jan Hubicka1-7/+16
* calls.c (PUSH_ARGS_REVERSED) Change to expression. (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default value. (struct arg_data): Remove #ifdef ACCUMULATE_OUTGOING_ARGS. (save_fixed_argument_area, restore_fixed_argument_area): conditionize by #ifdef REG_PARM_STACK_SPACE only. (emit_call): Change #ifdefs on ACCUMULATE_OUTGOING_ARGS to conditions, handle RETURN_POPS_ARGS on ACCUMULATE_OUTGOING_ARGS. (precompute_register_parameters): Avoid #ifdefs on ACCUMULATE_OUTGOING_ARGS and PUSH_ARGS_REVERSED. (stire_one_args): Likewise. (expand_call): Likewise; conditionize PUSH_ROUNDING code by PUSH_ARGS. (emit_library_call_value_1): Likewise. (compute_argument_block_size): Align to STACK_BOUNDARY only for ACCUMULATE_OUTGOING_ARGS. * combine.c (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default value. (nonzero_bits): Conditionize PUSH_ROUNDING code by USE_PUSH. (use_crosses_set_p): Likewise. * all targets (ACCUMULATE_OUTGOING_ARGS define): Change to #define ACCUMULATE_OUTGOING_ARGS 1. * i386.c (ix86_compute_frame_size): Handle ACCUMULATE_OUTGOING_ARGS frames. * i386.h (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS): New constants. (TARGET_PUSH_ARGS, TARGET_ACCUMULATE_OUTGOING_ARGS): New macros. (TARGET_SWITCHES): Add push-args, no-push-args, accumulate-outgoing-args and no-accumulate-outgoing-args. (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): New macro. * expr.c (ACCUMULATE_OUTGONG_ARGS, PUSH_ARGS): Provide default. (push_block): Avoid ifdefs on ACCUMULATE_OUTGONG_ARGS and PUSH_ROUNDING. (emit_push_insn): Likewise. * final.c (ACCUMULATE_OUTGOING_ARGS): Provide default. (final_scan_insn): Avoid ifdefs on ACCUMULATE_OUTGOING_ARGS. * function.c (ACCUMULATE_OUTGOING_ARGS): Provide default. (STACK_DYNAMIC_OFFSET): Define correctly for both ACCUMULATE_OUTGOING_ARGS and normal mode. * invoke.texi (-mpush_args, -maccumulate-outgoing-args): Document. * tm.texi (PUSH_ARGS): Document. (ACCUMULATE_OUTGOING_ARGS, PUSH_ROUNDING): Update documentation. From-SVN: r32803
2000-03-27tweak ARG_POINTER_CFA_OFFSET docsJason Merrill1-2/+4
From-SVN: r32760
2000-03-24sibcall.c (skip_copy_to_return_value): Use OUTGOING_REGNO for comparison if ↵Jakub Jelinek1-1/+1
regno's are equal. * sibcall.c (skip_copy_to_return_value): Use OUTGOING_REGNO for comparison if regno's are equal. * calls.c (initialize_argument_informat): Add ecf_flags argument. Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL. (expand_call): Update caller. Avoid making a sibling call if argument size of the callee is larger than argument size of the caller. Call hard_function_value with outgoing set if in sibcall pass. Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL. * final.c (permitted_reg_in_leaf_functions, only_leaf_regs_used): Change LEAF_REGISTERS from an array initializer to actual array identifier. Move static global variable into the function. (leaf_function_p): Allow SIBLING_CALL_P calls even outside of sequences for leaf functions. * global.c (global_alloc): Likewise. * tm.texi (LEAF_REGISTERS): Update documentation. * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Remove the ugly TARGET_FLAT leaf disabling hack. (LEAF_REGISTERS): Changed from an array initializer to actual array identifier to avoid duplication and remove the above hack. (FUNCTION_OK_FOR_SIBCALL): Define. * config/sparc/sparc.md (sibcall): New attr type. Use it almost always like call attribute. (eligible_for_sibcall_delay): New attribute. (sibcall): New delay type. (sibcall, sibcall_value, sibcall_epilogue): New expands. (sibcall_symbolic_sp32, sibcall_symbolic_sp64, sibcall_value_symbolic_sp32, sibcall_value_symbolic_sp64): New insns. * config/sparc/sparc.c (sparc_leaf_regs): New array. (eligible_for_sibcall_delay, output_restore_regs, output_sibcall): New functions. (output_function_epilogue): Move part of the code into output_restore_regs. (ultra_code_from_mask, ultrasparc_sched_reorder): Handle TYPE_SIBCALL. * sparc-protos.h (output_sibcall, eligible_for_sibcall_delay): New prototypes. From-SVN: r32730
2000-03-22Implement dwarf2 exception handling for the ARM.Jason Merrill1-3/+11
* config/arm/arm.h (INCOMING_RETURN_ADDR_RTX): Define. (DWARF_FRAME_RETURN_COLUMN): Define. * config/arm/arm.c (emit_multi_reg_push): Return rtx. Attach REG_FRAME_RELATED_EXPR note. (emit_sfm): Likewise. (arm_expand_prologue): Set RTX_FRAME_RELATED_P on everything. * dwarf2out.c (reg_save): Handle saving a register to itself. (dwarf2out_frame_debug_expr): Handle an intermediate cfa reg. * except.c (eh_regs): Don't use the static chain reg if it's callee-saved. * frame.h (frame_state): Add cfa_saved field. * frame.c (execute_cfa_insn): Set it. * libgcc2.c (throw_helper): Don't adjust sp if it's restored in the epilogue. * function.c (ARG_POINTER_CFA_OFFSET): Default to FIRST_PARM_OFFSET. Now takes a parm. (instantiate_virtual_regs): Adjust. * tm.texi: Adjust. * config/m68k/m68k.h (ARG_POINTER_CFA_OFFSET): Don't define. * config/ns32k/ns32k.h (ARG_POINTER_CFA_OFFSET): Don't define. * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): Take a parm. * dwarf2out.c (reg_number): Refer to FIRST_PSEUDO_REGISTER. (initial_return_save): Use DWARF_FRAME_REGNUM, not reg_number. From-SVN: r32696
2000-03-19tm.texi (Driver): Fix typos and tweak entry for INCLUDE_DEFAULTS.Hans-Peter Nilsson1-17/+22
* tm.texi (Driver): Fix typos and tweak entry for INCLUDE_DEFAULTS. Move misplaced STRUCT_FORCE_BLK entry ... (Storage Layout): ... to here. (Run-time Target): Recommend having TARGET_MASK_... helper macros. From-SVN: r32640
2000-02-28tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE.Zack Weinberg1-0/+10
* tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE. * cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if NO_BUILTIN_WCHAR_TYPE is not defined. (CPP_WCHAR_TYPE): Delete. * cccp.c (main): Don't change wchar_type if cplusplus. (special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE. From-SVN: r32241
2000-02-27builtins.c (c_strlen): Use size_diffop and return ssizetype value.Richard Kenner1-1/+9
* builtins.c (c_strlen): Use size_diffop and return ssizetype value. (expand_builtin_strcpy): Pass correct type to size_binop. (expand_builtin_strcmp): Likewise. Clean up conditional structure. * c-decl.c (init_decl_processing): Don't call set_sizetype twice. (complete_array_type): Don't use size_binop for MAXINDEX. * c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT. (c_sizeof_nowarn, c_size_in_bytes): Likewise. (c_alignof): Use size_one_node. (build_unary_op): Pass arg of proper type to size_binop. (really_start_incremental_init, push_init_level): Use sizetype for constructor{,_bit,_unfilled}_index. (pop_init_label, output_init_element): Likewise. (output_pending_init_elements, process_init_element): Likewise. * calls.c (compute_argument_block_size): Field VAR is ssizetype. * expr.c (store_expr): Use size_int. (store_constructor): Use proper types for size_binop args. (get_inner_reference, expand_expr, case ARRAY_REF): Likewise. (expand_expr_unaligned): Likewise. (string_contant): Return object of sizetype. * expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types. (ARGS_SIZE_RTX): Call ARGS_SIZE_TREE. (ARGS_SIZE_TREE): Pass proper types to size_binop. * fold-const.c (int_const_binop): Refine when size_int is called. (fold_convert): Likewise. (size_int_wide): Rework to take KIND as arg, only take low order bits, handle new sizetype_tab datatype, and chain entries in size_table. (size_int_type_wide): New function. (size_binop): Validate types of arguments. (ssize_binop): Deleted. (size_diffop): New function. (extract_muldiv): Only fold division into multiplication for sizetypes. * function.c (assign_parms): Use size_diffop and make sure VAR field is of ssizetype; also pass proper type to size_binop. (locate_and_pad_parm, pad_to_arg_alignment): Likewise. (round_down): Deleted from here. * store-layout.c (sizetype_tab): Now an array. (sizetype_set, early_root_list): New variables. (variable_size): Use size_one_node. (round_up): Pass proper type to size_binop. (round_down): Moved to here and corrected as above. (layout_record): Pass proper arg types to size_binop. (layout_type): Likewise. If sizetype_set is zero, record the type just laid out. (make_unsigned_type): Don't call set_sizetype; (make_signed_type): Likewise; also, call fixup_signed_type. (initialize_sizetypes): New function. (set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and set name of bitsizetype to "bit_size_type". Fix up type of sizes of all types made before call. * tm.texi (ROUND_TYPE_SIZE_UNIT): New macro. * tree.c (fix_sizetype): Deleted. (build_common_tree_nodes): Call initialize_sizetypes. (build_common_tree_nodes_2): Don't call fix_sizetype. * tree.h (TYPE_IS_SIZETYPE): New macro. (initialize_sizetype): New declaration. (enum size_type_kind): New type. (struct sizetype_tab): Deleted. (sizetype_tab): Now array; adjust sizetype macros. (size_diffop, size_int_type_wide): New functions. (size_int_wide): Change number of args and type; access macros changed. (ssize_int, sbitsize_int): New macros. * config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int. (ROUND_TYPE_SIZE_UNIT): New macro. * ch/actions.c (chill_convert_for_assignment): Don't use size_binop for things that aren't sizes. (expand_varying_length_assignment): Likewise. * ch/convert.c (digest_array_tuple, convert): Likewise. * ch/typeck.c (build_chill_slice, smash_dummy_type): Likewise. (build_chill_slice_with_range): Likewise. (build_chill_slice_with_length): Likewise. (build_array_from_set): Adjust types for size_binop. * ch/expr.c (build_concat_expr, build_chill_repetition_op): Likewise. (build_chill_sizeof): Use TYPE_SIZE_UNIT. * ch/tree.c (build_string_type): Pass proper type to size_binop. * cp/class.c (dfs_build_vtable_offset_vtbl_entries): Don't use size_binop on things that are not sizes; ssize_binop deleted. Call size_diffop when appropriate. (dfs_build_vcall_offset_vtbl_entries): Likewise. (build_primary_vtable, build_secondary_vtable): Likewise. (dfs_set_offset_for_unshared_vbases, dfs_modify_vtables): Likewise. Variable I is HOST_WIDE_INT. (get_vfield_offset): Pass proper types to size_binop. (size_extra_vtbl_entries, layout_virtual_bases): Likewise. (finish_struct_1): Likewise. (skip_rtti_stuff): Arg N is now pointer to signed. (layout_class_type): Use size_zero_node. * cp/cp-tree.h (skip_rtti_stuff): Arg N is pointer to signed. * cp/cvt.c (cp_convert_to_pointer): Pass proper types to size_binop. * cp/decl.c (complete_arry_type): Pass proper types to size_binop. (xref_basetypes): BINFO_OFFSET is sizetype. * cp/error.c (dump_expr): Don't use size_binop non-sizes. * cp/expr.c (cplus_expand_constant): Pass proper types to size_binop. * cp/init.c (construct_virtual_bases): Fix type error. (build_vec_delete_1): Pass proper type to size_binop and don't fold result. * cp/lex.c (cp_make_lang_type): BINFO_OFFSET is sizetype. * cp/rtti.c (get_base_offset): Pass proper type to size_binop. * cp/search.c (dfs_find_vbases): Fix type error. (expand_upcast_fixups): Arg to skip_rtti_stuff is pointer to signed. (dfs_get_vbase_types): BINFO_OFFSET is sizetype. * cp/tree.c (debug_binfo): Variable N is signed. Use HOST_WIDE_INT_PRINT_DEC. * cp/typeck.c (comptypes): sizetype is same as equivalent integer type. (c_sizeof, c_sizeof_nowarn, expr_sizeof): Use TYPE_SIZE_UNIT, size_one_node and size_zero_node. (c_alignof): Use size_one_node. (build_component_addr): Pass proper types to size_binop. (expand_ptrmemfunc_cst): Don't use size_binop on non-sizes. * f/com.c (ffecom_arrayref_): Convert args to size_binop to proper type. (ffecom_tree_canonize_ptr_): Don't use size_binop for non-sizes. (ffecom_tree_canonize_ref_): Likewise. (type_for_mode): Handle TImode. * f/ste.c (ffeste_io_dofio_, ffeste_io_douio_): Use TYPE_SIZE_UNIT. (ffeste_io_ciclist_): Likewise. * java/expr.c (build_java_ret): Pass proper type to size_binop. From-SVN: r32225
2000-02-26Fix copyrights.Jeff Law1-1/+1
From-SVN: r32179
2000-02-15Makefile.in (lcm.o): Depend on insn-attr.h.J"orn Rennecke1-0/+80
* Makefile.in (lcm.o): Depend on insn-attr.h. * basic-block.h (optimize_mode_switching): Declare. * lcm.c (tm_p.h, insn-attr.h): #include. (seginfo, bb_info): New structs. (antic, transp, comp, delete, insert) : New file-scope static variables. (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions. (reg_becomes_live, optimize_mode_switching): Likewise. * tm.texi: Add description of mode switching macros. * toplev.c (rest_of_compilation): Call optimize_mode_switching. * sh-protos.h (remove_dead_before_cse): Remove prototype. (fldi_ok, fpscr_set_from_mem): New prototypes. * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set. (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD). (sh_flag_remove_dead_before_cse): Remove declaration. (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros. (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise. (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise. * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD). (barrier_align): Allow for JUMP_INSNS containing a parallel. (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set. (fldi_ok): New function. (get_fpscr_rtx): Add fpscr_rtx as GC root. (emit_sf_insn): Only generate fpu switches when optimize < 1. (emit_df_insn): Likewise. (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete. (sh_flag_remove_dead_before_cse): Delete. (get_free_reg, fpscr_set_from_mem): New functions. * sh.md (movdf, movsf): Remove no_new_pseudos code. (return): Remove emit_fpscr_use / remove_dead_before_cse calls. Co-Authored-By: Andrew MacLeod <amacleod@cygnus.com> From-SVN: r31990
2000-02-14gcc.texi (Passes): Fix typo.Hans-Peter Nilsson1-1/+1
* gcc.texi (Passes): Fix typo. * md.texi (Standard Names): Ditto. * tm.texi (Storage Layout): Ditto. From-SVN: r31967
2000-02-04tm.texi (Values in Registers): Fix typo: "fo" "for".Hans-Peter Nilsson1-6/+5
* tm.texi (Values in Registers): Fix typo: "fo" "for". (Misc): Say the scheduler, not the Haifa scheduler. From-SVN: r31789
2000-02-04* tm.texi: Fix various typos.Hans-Peter Nilsson1-11/+10
From-SVN: r31784
2000-02-02tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS example.Hans-Peter Nilsson1-1/+1
* tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS example. From-SVN: r31747
2000-02-01dwarfout.c (SHORT_TYPE_SIZE): Correct default.Hans-Peter Nilsson1-3/+2
* dwarfout.c (SHORT_TYPE_SIZE): Correct default. * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE. From-SVN: r31733
2000-01-26calls.c (special_function_p): New argument fork_or_exec.J"orn Rennecke1-0/+8
gcc: * calls.c (special_function_p): New argument fork_or_exec. (expand_call): When profile_arc_flag is set and the function is in the fork_or_exec group, call __bb_fork_func first. * libgcc2.c, _bb module (__bb_fork_func): New function. (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock output file. * config/svr4.h (TARGET_HAS_F_SETLKW): Define. * tree.h (special_function_p): Update prototype. gcc/cp: * cp/optimize.c (calls_setjmp_r): Supply new argument to special_function_p. From-SVN: r31635
2000-01-17combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.Richard Henderson1-2/+2
* combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode. * cse.c (find_comparison_args, fold_rtx): Likewise. * integrate.c (subst_constants): Likewise. * loop.c (get_condition): Likewise. * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs. * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF. From-SVN: r31479
2000-01-14builtins.c (PAD_VARARGS_DOWN): Define.Clinton Popetz1-0/+8
* builtins.c (PAD_VARARGS_DOWN): Define. (std_expand_builtin_va_arg): Use the above macro. * config/mips/mips.c (PAD_VARARGS_DOWN): Define. * tm.texi (Register Arguments): Document the above macro. From-SVN: r31421
2000-01-13stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.Michael Hayes1-0/+9
* stor-layout.c (layout_type): Use FORCE_STRUCT_BLK. * tm.texi (FORCE_STRUCT_BLK): Document. * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro. From-SVN: r31385
2000-01-12configure.in (i?86-*-beos{pe,elf,}*): Recognize.Jason Merrill1-1/+15
* configure.in (i?86-*-beos{pe,elf,}*): Recognize. * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files. * i386/beos-elf.h, i386/beos-pe.h: New files. * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New. * cross-make (SYSTEM_HEADER_DIR): Define using CROSS_SYSTEM_HEADER_DIR. * gcc.c (LIBRARY_PATH_ENV): Provide default. (process_command): Use it. (main): Likewise. Kill trailing = from env vars. (build_search_list): Put it back. * collect2.c (main): Use LIBRARY_PATH_ENV. * configure.in (GCC_NEED_DECLARATIONS): Add environ. * toplev.c: Use NEED_DECLARATION_ENVIRON. * tm.texi (Frame Layout): Document SMALL_STACK. * c-common.c (c_common_nodes_and_builtins): Check it. * system.h: Undef alloca after including glibc's <stdlib.h>, if USE_C_ALLOCA is defined. * gcc.c (set_input): New fn. (main): After all input files are compiled, reset the input file info to the first. * aclocal.m4 (rindex, index): If already defined, don't attempt to redefine. * ginclude/varargs.h: (__va_list__): Define ifndef. * ginclude/stdarg.h: Likewise. * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int instead of unsigned char. * hash.h (true, false, boolean): Undef before enum. From-SVN: r31366
2000-01-05Add support for generating unique sections for unitialised data.Nick Clifton1-2/+3
From-SVN: r31250
2000-01-04sysv4.h (ASM_OUTPUT_DEF): Undefine.David Edelsohn1-1/+3
* rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine. (HANDLE_PRAGMA_PACK): Undefine. (SLOW_UNALIGNED_ACCESS): Define. From-SVN: r31213
2000-01-04- Document SLOW_UNALIGNED_ACCESS change.David Edelsohn1-5/+6
- Update copyright. From-SVN: r31212
1999-11-30Delete obsolete macrosBernd Schmidt1-38/+0
From-SVN: r30723
1999-11-03defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.Catherine Moore1-0/+11
* defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default. * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME. * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME. * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME. * jump.c (delete_unreferenced_labels): Don't delete if LABEL_ALTERNATE_NAME is set. * print-rtl.c (print_rtx): Dump alternate name. * rtl.def (CODE_LABEL): Change format to "iuuis00s". * rtl.h (LABEL_ALTERNATE_NAME): Define. * rtl.texi (LABEL_ALTERNATE_NAME): Document. * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document. From-SVN: r30382
1999-10-28Document that CC1_SPEC is used by cc1plusFred Fish1-0/+3
From-SVN: r30236
1999-10-14genrecog.c (special_mode_pred_table): New.Richard Henderson1-0/+17
* genrecog.c (special_mode_pred_table): New. (NUM_SPECIAL_MODE_PREDS): New. (find_operand): New. (validate_pattern): New argument `insn'. Warn for assignment to any predicate accepting non-lvalues. Conditionaly warn for match_operand without a mode. Try much harder to match source and destination modes on a set. * tm.texi (SPECIAL_MODE_PREDICATES): Document. From-SVN: r29967
1999-09-15gbl-ctors.h: Lose HAVE_ATEXIT.Jason Merrill1-6/+15
* gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT. * libgcc2.c: Lose obsolete defn of WEAK_ALIAS. (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT. (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl. (atexit, exit): Simplify. * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT. * config/lots: Remove defns of HAVE_ATEXIT. From-SVN: r29439
1999-09-14Fix typos in a recent revision.Jeff Law1-1/+2
From-SVN: r29391
1999-09-06Merge in gcc2-ss-010999Jeff Law1-3/+4
From-SVN: r29150
1999-09-02stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.Richard Henderson1-0/+5
* stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present. * tm.texi (MD_ASM_CLOBBERS): Document it. From-SVN: r29064
1999-09-02flags.h: New variables align_loops...Geoffrey Keating1-0/+32
* flags.h: New variables align_loops, align_loops_log, align_jumps, align_jumps_log, align_labels, align_labels_log, align_functions, align_functions_log. * toplev.c: Define them. (f_options): Handle -falign-* when they have no argument. (main): Add logic to set variables for -falign-functions, -falign-jumps, -falign-labels, -falign-loops. Make it -fsched-verbose=<n> and -finline-limit=<n>. (display_help): Change help to match options. * final.c (LABEL_ALIGN): Default to align_labels_log. (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1. (LOOP_ALIGN): Default to align_loops_log. (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1. (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log. (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1. * varasm.c (assemble_start_function): Handle align_functions. * config/sparc/sparc.h: Don't declare sparc_align_*. Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN. (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into sparc.c. (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request, it's a promise. * config/sparc/sparc.c: Delete sparc_align_loops, sparc_align_jumps, sparc_align_funcs and the corresponding string variables. (sparc_override_options): Default align_functions on ultrasparc. Delete -malign-* handling. * config/mips/mips.c (override_options): On 64-bit targets, try to align code to 64-bit boundaries. (print_operand): New substitution, %~, which aligns labels to align_labels_log. * config/mips/mips.md (div_trap_normal): Use %~. (div_trap_mips16): Likewise. (abssi): Likewise. (absdi2): Likewise. (ffssi2): Likewise. (ffsdi2): Likewise. (ashldi3_internal): Likewise. (ashrdi3_internal): Likewise. (lshrdi3_internal): Likewise. (casesi_internal): Likewise. Plus corresponding documentation changes. From-SVN: r29045
1999-08-27Marc Espie <espie@cvs.openbsd.org>Marc Espie1-0/+2
* config/openbsd.h: Define SET_ASM_OP. * tm.texi: cross-reference SET_ASM_OP in the index. From-SVN: r28938
1999-08-27rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format for a ↵Zack Weinberg1-16/+13
CONST_DOUBLE... 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com> * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format for a CONST_DOUBLE, at compile time. Initialize rtx_length and class_narrowest_mode at compile time. Kill init_rtl. Mark rtx_length, mode_class, mode_size, mode_unit_size, mode_wider_mode, mode_mask_array, class_narrowest_mode, and rtx_format as const. Kill all references to EXTRA_CC_MODES or EXTRA_CC_NAMES. * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for format. * rtl.h: Declare rtx_length and rtx_format as const. * machmode.def: Define CC(). Use CC() to define CCmode. If EXTRA_CC_MODES is defined, expand it here. * machmode.h: Declare mode_class, mode_size, mode_unit_size, mode_wider_mode, mode_mask_array, and class_narrowest_mode as const. Kill all references to EXTRA_CC_MODES. * toplev.c: Don't prototype or call init_rtl. * optabs.c: Don't call init_mov_optab. * genemit.c: Don't generate init_mov_optab. Don't call init_rtl. * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT here. * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c: Don't call init_rtl. * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in definition of EXTRA_CC_MODES. * md.texi: Kill ref to EXTRA_CC_NAMES. * tm.texi: Document new way to define EXTRA_CC_MODES. * genrecog.c: Do not look up the name of a define_split. (Unrelated bugfix.) From-SVN: r28937
1999-08-26Add support for defering line number table construction to assembler.Jim Wilson1-0/+6
* dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition. (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support. (dwarf2out_line, dwarf2out_finish): Likewise. * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation. From-SVN: r28910
1999-08-25Fix typo.Jeff Law1-1/+1
From-SVN: r28852
1999-08-25tm.texi: GNU CC -> GCC conversion.Jeffrey A Law1-90/+91
* tm.texi: GNU CC -> GCC conversion. (CC1_SPEC): Indicate it is used for all language front ends. From-SVN: r28844
1999-08-23Fix sparc compilation failureBernd Schmidt1-0/+9
From-SVN: r28807
1999-08-02Jakub Jelinek <jj@ultra.linux.cz>Jakub Jelinek1-4/+6
* c-decl.c (get_parm_info, store_parm_decls): Change all uses of PROMOTE_PROTOTYPES, so that it tests it as a C expression. Ensure expr.h is included. * c-typecheck.c (convert_arguments): Ditto. * expr.h: Supply default for PROMOTE_PROTOTYPES (0). From-SVN: r28420
1999-08-02Jakub Jelinek <jj@ultra.linux.cz>Richard Henderson1-0/+9
* config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro. (RTX_OK_FOR_OLO10): Likewise. (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable %lo(), allow it in addresses... (PRINT_OPERAND_ADDRESS): ... and print it appropriately. * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo() does not make sense. * config/sparc/sparc.c (sparc_hard_reg_printed): New array. (sparc_output_scratch_registers): New function. (output_function_prologue, sparc_flat_output_function_prologue): Use it. * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if defined. * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it. * configure.in: Add check for .register pseudo-op support in as and check for offsetable %lo(). * acconfig.h: Add templates for the above checks. * configure: Regenerate. Richard Henderson <rth@cygnus.com> * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS. * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise. * sparc/sol2.h (TARGET_DEFAULT): Likewise. From-SVN: r28414
1999-07-26Implement new macro: ASM_FPRINTF_EXTENSIONSNick Clifton1-0/+13
From-SVN: r28263
1999-07-25builtins.c (expand_builtin_saveregs): Remove static, remove exp and ignore ↵Richard Henderson1-7/+1
arguments, bail if no EXPAND_BUILTIN_SAVEREGS. * builtins.c (expand_builtin_saveregs): Remove static, remove exp and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS. (expand_builtin_next_arg): Accept ARGLIST not EXP. (stabilize_va_list): New function. (std_expand_builtin_va_start): New function. (expand_builtin_va_start): New function. (get_varargs_alias_set): New function. (std_expand_builtin_va_arg): New function. (expand_builtin_va_arg): New function. (expand_builtin_va_end): New function. (expand_builtin_va_copy): New function. (expand_builtin): Call them. * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list, __builtin_{varargs_start,stdarg_start,end,copy}. (build_va_arg): New function. * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete. (build_va_arg): Declare. * c-decl.c (ptr_type_node, va_list_type_node): New. * c-parse.gperf (__builtin_va_arg): New. * c-parse.in (VA_ARG): New token. (unary_expr): Recognize it. * expr.c (expand_expr): Expand VA_ARG_EXPR. * expr.h (std_expand_builtin_va_start): Declare. (std_expand_builtin_va_arg): Declare. (expand_builtin_va_arg): Declare. (get_varargs_alias_set): Declare. * tree.def (VA_ARG_EXPR): New. * tree.h (BUILT_IN_VARARGS_START): New. (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New. (ptr_type_node, va_list_type_node): Declare. * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument. * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise. * m88k.h, m88k.c: Likewise. * mn10300.h, mn10300.c: Likewise. * pa.h, pa.c: Likewise. * rs6000.h, rs6000.c: Likewise. * sh.h, sh.c: Likewise. * sparc.h, sparc.c: Likewise. * emit-rtl.c (operand_subword): Copy alias set. (change_address): Likewise. From-SVN: r28243
1999-07-22defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.Mark Mitchell1-0/+7
* defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro. * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it. * dwarf2out.c (dwarf2out_init): Don't output a label to mark the start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is false. * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define to zero. From-SVN: r28213
1999-07-20haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.Richard Henderson1-2/+6
* haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa. (adjust_priority): Always call ADJUST_PRIORITY. (schedule_insn): Only put insns into the ready at cost 0. (schedule_block): Remove redundant initial sort. Give clock_var and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost is not 0. * tm.texi (MD_SCHED_REORDER): Update docs. * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE. * sparc.c (ultra_reorder_called_this_block): Delete. (ultrasparc_sched_init): Don't set it. (ultrasparc_sched_reorder): Don't check it. From-SVN: r28201
1999-06-18Use ASM_OUTPUT_DEF_FROM_DECLS in preference to ASM_OUTPUT_DEF, if it is defined.Nick Clifton1-0/+8
From-SVN: r27585
1999-05-30tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.Jeffrey A Law1-1/+2
* tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too. Forgot to commit. From-SVN: r27273
1999-05-22Fix description of a stack element in a PARALLEL generated by FUNCTION_ARGNick Clifton1-3/+2
From-SVN: r27096
1999-05-11(FUNCTION_ARG): Stack element of PARALLEL must come firstNick Clifton1-7/+10
From-SVN: r26879
1999-04-18output.h (current_function_is_leaf, [...]): Declare.John Wehle1-8/+13
* output.h (current_function_is_leaf, current_function_uses_only_leaf_regs): Declare. * function.c (current_function_is_leaf, current_function_uses_only_leaf_regs): Define. (init_function_start): Initialize current_function_is_leaf and current_function_uses_only_leaf_regs. * final.c (leaf_function): Don't define. (final_start_function): Replace uses of leaf_function with current_function_uses_only_leaf_regs. * toplev.c (rest_of_compilation): Set current_function_is_leaf prior to invoking local register allocation. (rest_of_compilation): Replace uses of leaf_function with current_function_uses_only_leaf_regs. * dbxout.c (dbxout_symbol, dbxout_parms): Likewise. * dwarf2out.c (add_location_or_const_vaule_attribute): Likewise. * dwarfout.c (add_location_or_const_value_attribute): Likewise. * sdbout.c (sdbout_symbol): Likewise. * sparc.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise. * sparc.c (eligible_for_epilogue_delay, output_return, sparc_return_peephole_ok): Likewise. * sparc.md (leaf_function attribute, untyped_return): Likewise. * i386.c (ix86_compute_frame_size): Don't align the stack for leaf functions which don't allocate any stack slots. * tm.texi: Update documentation. From-SVN: r26538
1999-04-02tm.texi (USE_LOAD_POST_DECREMENT, [...]): Document.Michael Hayes1-14/+38
* tm.texi (USE_LOAD_POST_DECREMENT, USE_LOAD_PRE_DECREMENT, 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. From-SVN: r26134
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