135 lines
3.7 KiB
C
135 lines
3.7 KiB
C
/* This file is part of the program psim.
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Copyright 1994, 1995, 2003 Andrew Cagney
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "misc.h"
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#include "lf.h"
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#include "table.h"
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#include "filter.h"
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#include "ld-decode.h"
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#include "ld-cache.h"
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#include "ld-insn.h"
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#include "igen.h"
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#include "gen-semantics.h"
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#include "gen-support.h"
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static void
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print_support_function_name(lf *file,
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table_entry *function,
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int is_function_definition)
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{
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if (it_is("internal", function->fields[insn_flags])) {
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lf_print_function_type(file, SEMANTIC_FUNCTION_TYPE, "PSIM_INLINE_SUPPORT",
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(is_function_definition ? "\n" : " "));
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print_function_name(file,
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function->fields[function_name],
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NULL,
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function_name_prefix_semantics);
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lf_printf(file, "\n(%s)", SEMANTIC_FUNCTION_FORMAL);
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if (!is_function_definition)
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lf_printf(file, ";");
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lf_printf(file, "\n");
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}
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else {
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lf_print_function_type(file,
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function->fields[function_type],
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"PSIM_INLINE_SUPPORT",
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(is_function_definition ? "\n" : " "));
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lf_printf(file, "%s\n(%s)%s",
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function->fields[function_name],
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function->fields[function_param],
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(is_function_definition ? "\n" : ";\n"));
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}
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}
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static void
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support_h_function(insn_table *entry,
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lf *file,
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void *data,
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table_entry *function)
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{
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ASSERT(function->fields[function_type] != NULL);
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ASSERT(function->fields[function_param] != NULL);
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print_support_function_name(file,
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function,
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0/*!is_definition*/);
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lf_printf(file, "\n");
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}
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extern void
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gen_support_h(insn_table *table,
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lf *file)
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{
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/* output a declaration for all functions */
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insn_table_traverse_function(table,
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file, NULL,
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support_h_function);
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lf_printf(file, "\n");
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lf_printf(file, "#if (SUPPORT_INLINE & INCLUDE_MODULE)\n");
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lf_printf(file, "# include \"support.c\"\n");
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lf_printf(file, "#endif\n");
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}
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static void
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support_c_function(insn_table *table,
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lf *file,
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void *data,
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table_entry *function)
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{
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ASSERT(function->fields[function_type] != NULL);
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print_support_function_name(file,
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function,
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1/*!is_definition*/);
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table_entry_print_cpp_line_nr(file, function);
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lf_printf(file, "{\n");
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lf_indent(file, +2);
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lf_print__c_code(file, function->annex);
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if (it_is("internal", function->fields[insn_flags])) {
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lf_printf(file, "error(\"Internal function must longjump\\n\");\n");
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lf_printf(file, "return 0;\n");
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}
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lf_indent(file, -2);
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lf_printf(file, "}\n");
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lf_print__internal_reference(file);
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lf_printf(file, "\n");
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}
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void
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gen_support_c(insn_table *table,
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lf *file)
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{
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lf_printf(file, "#include \"cpu.h\"\n");
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lf_printf(file, "#include \"idecode.h\"\n");
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lf_printf(file, "#ifdef HAVE_COMMON_FPU\n");
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lf_printf(file, "#include \"sim-inline.h\"\n");
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lf_printf(file, "#include \"sim-fpu.h\"\n");
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lf_printf(file, "#endif\n");
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lf_printf(file, "#include \"support.h\"\n");
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lf_printf(file, "\n");
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/* output a definition (c-code) for all functions */
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insn_table_traverse_function(table,
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file, NULL,
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support_c_function);
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}
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