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Diffstat (limited to 'sim/ppc/gen-itable.c')
-rw-r--r-- | sim/ppc/gen-itable.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/sim/ppc/gen-itable.c b/sim/ppc/gen-itable.c new file mode 100644 index 0000000..132aa29 --- /dev/null +++ b/sim/ppc/gen-itable.c @@ -0,0 +1,122 @@ +/* This file is part of the program psim. + + Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au> + + 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. + + */ + + + +#include "misc.h" +#include "lf.h" +#include "table.h" + +#include "filter.h" + +#include "ld-decode.h" +#include "ld-insn.h" + +#include "igen.h" +#include "gen-itable.h" + +#ifndef NULL +#define NULL 0 +#endif + + + +static void +itable_h_insn(insn_table *entry, + lf *file, + void *data, + insn *instruction, + int depth) +{ + lf_printf(file, " "); + print_function_name(file, + instruction->file_entry->fields[insn_name], + NULL, + function_name_prefix_itable); + lf_printf(file, ",\n"); +} + + +extern void +gen_itable_h(insn_table *table, lf *file) +{ + /* output an enumerated type for each instruction */ + lf_printf(file, "typedef enum {\n"); + insn_table_traverse_insn(table, + file, NULL, + itable_h_insn); + lf_printf(file, " nr_itable_entries,\n"); + lf_printf(file, "} itable_index;\n"); + lf_printf(file, "\n"); + + /* output the table that contains the actual instruction info */ + lf_printf(file, "typedef struct _itable_instruction_info {\n"); + lf_printf(file, " itable_index nr;\n"); + lf_printf(file, " char *format;\n"); + lf_printf(file, " char *form;\n"); + lf_printf(file, " char *flags;\n"); + lf_printf(file, " char *mnemonic;\n"); + lf_printf(file, " char *name;\n"); + lf_printf(file, " char *file;\n"); + lf_printf(file, " int line_nr;\n"); + lf_printf(file, "} itable_info;\n"); + lf_printf(file, "\n"); + lf_printf(file, "extern itable_info itable[nr_itable_entries];\n"); +} + +/****************************************************************/ + +static void +itable_c_insn(insn_table *entry, + lf *file, + void *data, + insn *instruction, + int depth) +{ + char **fields = instruction->file_entry->fields; + lf_printf(file, " { "); + print_function_name(file, + instruction->file_entry->fields[insn_name], + NULL, + function_name_prefix_itable); + lf_printf(file, ",\n"); + lf_printf(file, " \"%s\",\n", fields[insn_format]); + lf_printf(file, " \"%s\",\n", fields[insn_form]); + lf_printf(file, " \"%s\",\n", fields[insn_flags]); + lf_printf(file, " \"%s\",\n", fields[insn_mnemonic]); + lf_printf(file, " \"%s\",\n", fields[insn_name]); + lf_printf(file, " \"%s\",\n", filter_filename (instruction->file_entry->file_name)); + lf_printf(file, " %d,\n", instruction->file_entry->line_nr); + lf_printf(file, " },\n"); +} + + +extern void +gen_itable_c(insn_table *table, lf *file) +{ + /* output the table that contains the actual instruction info */ + lf_printf(file, "#include \"itable.h\"\n"); + lf_printf(file, "\n"); + lf_printf(file, "itable_info itable[nr_itable_entries] = {\n"); + insn_table_traverse_insn(table, + file, NULL, + itable_c_insn); + lf_printf(file, "};\n"); +} |