X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=sim%2Figen%2Fgen-support.c;h=afe1a7540bb9958040d00137baa4a746b28ed29d;hb=8b8c7c9f49992750f66f81b4601d593a3858d98c;hp=bd8f34b923e50bdd864b1e0d9e655bc710a12dd8;hpb=687f3f1cef714d6fa3d6758721acfd1bdcf97fda;p=deliverable%2Fbinutils-gdb.git diff --git a/sim/igen/gen-support.c b/sim/igen/gen-support.c index bd8f34b923..afe1a7540b 100644 --- a/sim/igen/gen-support.c +++ b/sim/igen/gen-support.c @@ -1,22 +1,24 @@ -/* This file is part of the program psim. - - Copyright (C) 1994-1997, Andrew Cagney - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - */ +/* The IGEN simulator generator for GDB, the GNU Debugger. + + Copyright 2002-2016 Free Software Foundation, Inc. + + Contributed by Andrew Cagney. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + #include "misc.h" #include "lf.h" @@ -35,19 +37,16 @@ static void print_support_function_name (lf *file, - function_entry *function, + function_entry * function, int is_function_definition) { if (function->is_internal) { lf_print__function_type_function (file, print_semantic_function_type, "INLINE_SUPPORT", - (is_function_definition ? "\n" : " ")); - print_function_name (file, - function->name, - NULL, - NULL, - NULL, + (is_function_definition ? "\n" : + " ")); + print_function_name (file, function->name, NULL, NULL, NULL, function_name_prefix_semantics); lf_printf (file, "\n("); lf_indent (file, +1); @@ -62,31 +61,28 @@ print_support_function_name (lf *file, { /* map the name onto a globally valid name */ if (!is_function_definition - && strcmp (options.prefix.global.name, "") != 0) + && strcmp (options.module.support.prefix.l, "") != 0) { lf_indent_suppress (file); lf_printf (file, "#define %s %s%s\n", function->name, - options.prefix.global.name, - function->name); + options.module.support.prefix.l, function->name); } lf_print__function_type (file, function->type, "INLINE_SUPPORT", (is_function_definition ? "\n" : " ")); lf_printf (file, "%s%s\n(", - options.prefix.global.name, - function->name); + options.module.support.prefix.l, function->name); if (options.gen.smp) lf_printf (file, "sim_cpu *cpu, %sinstruction_address cia, int MY_INDEX", - options.prefix.global.name); + options.module.support.prefix.l); else lf_printf (file, "SIM_DESC sd, %sinstruction_address cia, int MY_INDEX", - options.prefix.global.name); - if (function->param != NULL - && strlen (function->param) > 0) + options.module.support.prefix.l); + if (function->param != NULL && strlen (function->param) > 0) lf_printf (file, ", %s", function->param); lf_printf (file, ")%s", (is_function_definition ? "\n" : ";\n")); } @@ -94,68 +90,103 @@ print_support_function_name (lf *file, static void -support_h_function (lf *file, - function_entry *function, - void *data) +support_h_function (lf *file, function_entry * function, void *data) { ASSERT (function->type != NULL); - print_support_function_name (file, - function, - 0/*!is_definition*/); - lf_printf(file, "\n"); + print_support_function_name (file, function, 0 /*!is_definition */ ); + lf_printf (file, "\n"); } extern void -gen_support_h (lf *file, - insn_table *table) +gen_support_h (lf *file, insn_table *table) { - /* output the definition of `_SD'*/ - if (options.gen.smp) + /* output the definition of `SD_' */ + if (options.gen.smp) + { + lf_printf (file, "#define SD CPU_STATE (cpu)\n"); + lf_printf (file, "#define CPU cpu\n"); + lf_printf (file, "#define CPU_ cpu\n"); + } + else + { + lf_printf (file, "#define SD sd\n"); + lf_printf (file, "#define CPU (STATE_CPU (sd, 0))\n"); + lf_printf (file, "#define CPU_ sd\n"); + } + + lf_printf (file, "#define CIA_ cia\n"); + if (options.gen.delayed_branch) { - lf_printf(file, "#define _SD cpu, cia, MY_INDEX\n"); - lf_printf(file, "#define SD CPU_STATE (cpu)\n"); - lf_printf(file, "#define CPU cpu\n"); + lf_printf (file, "#define CIA cia.ip\n"); + lf_printf (file, + "/* #define NIA nia.dp -- do not define, ambigious */\n"); } else { - lf_printf(file, "#define _SD sd, cia, MY_INDEX\n"); - lf_printf(file, "#define SD sd\n"); - lf_printf(file, "#define CPU (STATE_CPU (sd, 0))\n"); + lf_printf (file, "#define CIA cia\n"); + lf_printf (file, "#define NIA nia\n"); } - lf_printf(file, "\n"); + lf_printf (file, "\n"); + + lf_printf (file, "#define SD_ CPU_, CIA_, MY_INDEX\n"); + lf_printf (file, "#define _SD SD_ /* deprecated */\n"); + lf_printf (file, "\n"); + + /* Map _xxxx onto the shorter xxxx for the following names: + + instruction_word + idecode_issue + semantic_illegal + + Map defined here as name space problems are created when the name is + defined in idecode.h */ + if (strcmp (options.module.idecode.prefix.l, "") != 0) + { + lf_indent_suppress (file); + lf_printf (file, "#define %s %s%s\n", + "instruction_word", + options.module.idecode.prefix.l, "instruction_word"); + lf_printf (file, "\n"); + lf_indent_suppress (file); + lf_printf (file, "#define %s %s%s\n", + "idecode_issue", + options.module.idecode.prefix.l, "idecode_issue"); + lf_printf (file, "\n"); + lf_indent_suppress (file); + lf_printf (file, "#define %s %s%s\n", + "semantic_illegal", + options.module.idecode.prefix.l, "semantic_illegal"); + lf_printf (file, "\n"); + } + /* output a declaration for all functions */ - function_entry_traverse (file, table->functions, - support_h_function, - NULL); - lf_printf(file, "\n"); - lf_printf(file, "#if defined(SUPPORT_INLINE)\n"); - lf_printf(file, "# if ((SUPPORT_INLINE & INCLUDE_MODULE)\\\n"); - lf_printf(file, " && (SUPPORT_INLINE & INCLUDED_BY_MODULE))\n"); - lf_printf(file, "# include \"%ssupport.c\"\n", options.prefix.global.name); - lf_printf(file, "# endif\n"); - lf_printf(file, "#endif\n"); + function_entry_traverse (file, table->functions, support_h_function, NULL); + lf_printf (file, "\n"); + lf_printf (file, "#if defined(SUPPORT_INLINE)\n"); + lf_printf (file, "# if ((SUPPORT_INLINE & INCLUDE_MODULE)\\\n"); + lf_printf (file, " && (SUPPORT_INLINE & INCLUDED_BY_MODULE))\n"); + lf_printf (file, "# include \"%ssupport.c\"\n", + options.module.support.prefix.l); + lf_printf (file, "# endif\n"); + lf_printf (file, "#endif\n"); } static void -support_c_function (lf *file, - function_entry *function, - void *data) +support_c_function (lf *file, function_entry * function, void *data) { ASSERT (function->type != NULL); - print_support_function_name (file, - function, - 1/*!is_definition*/); + print_support_function_name (file, function, 1 /*!is_definition */ ); lf_printf (file, "{\n"); lf_indent (file, +2); if (function->code == NULL) - error (function->line, - "Function without body (or null statement)"); + error (function->line, "Function without body (or null statement)"); lf_print__line_ref (file, function->code->line); table_print_code (file, function->code); if (function->is_internal) { - lf_printf (file, "sim_io_error (sd, \"Internal function must longjump\\n\");\n"); + lf_printf (file, + "sim_engine_abort (SD, CPU, cia, \"Internal function must longjump\\n\");\n"); lf_printf (file, "return cia;\n"); } lf_indent (file, -2); @@ -166,17 +197,17 @@ support_c_function (lf *file, void -gen_support_c (lf *file, - insn_table *table) +gen_support_c (lf *file, insn_table *table) { - lf_printf(file, "#include \"sim-main.h\"\n"); - lf_printf(file, "#include \"%sidecode.h\"\n", options.prefix.idecode.name); - lf_printf(file, "#include \"%sitable.h\"\n", options.prefix.itable.name); - lf_printf(file, "#include \"%ssupport.h\"\n", options.prefix.support.name); - lf_printf(file, "\n"); + lf_printf (file, "#include \"sim-main.h\"\n"); + lf_printf (file, "#include \"%sidecode.h\"\n", + options.module.idecode.prefix.l); + lf_printf (file, "#include \"%sitable.h\"\n", + options.module.itable.prefix.l); + lf_printf (file, "#include \"%ssupport.h\"\n", + options.module.support.prefix.l); + lf_printf (file, "\n"); /* output a definition (c-code) for all functions */ - function_entry_traverse (file, table->functions, - support_c_function, - NULL); + function_entry_traverse (file, table->functions, support_c_function, NULL); }