static void
model_c_function(insn_table *table,
lf *file,
table_entry *function,
const char *prefix)
{
if (function->fields[function_type] == NULL
|| function->fields[function_type][0] == '\0') {
error("Model function return type not specified for %s", function->fields[function_name]);
}
else {
lf_printf(file, "\n");
lf_print_function_type(file, function->fields[function_type], prefix, "\n");
lf_printf(file, "%s(%s)\n",
function->fields[function_name],
function->fields[function_param]);
}
table_entry_print_cpp_line_nr(file, function);
lf_printf(file, "{\n");
if (function->annex) {
lf_indent(file, +2);
lf_print__c_code(file, function->annex);
lf_indent(file, -2);
}
lf_printf(file, "}\n");
lf_print__internal_reference(file);
lf_printf(file, "\n");
}
static void
model_c_or_h_data (insn_table *table, lf *file, table_entry *data)
{
if (data->annex)
{
table_entry_print_cpp_line_nr (file, data->annex_line);
lf_print__c_code (file, data->annex);
lf_print__internal_reference (file);
lf_printf (file, "\n");
}
}
void
print_semantic_body(lf *file,
insn *instruction,
insn_bits *expanded_bits,
opcode_field *opcodes)
{
print_itrace(file, instruction->file_entry, 0/*put_value_in_cache*/);
/* validate the instruction, if a cache this has already been done */
if (!(code & generate_with_icache))
print_idecode_validate(file, instruction, opcodes);
/* generate the profiling call - this is delayed until after the
instruction has been verified */
lf_printf(file, "\n");
lf_printf(file, "/* monitoring: */\n");
lf_printf(file, "if (WITH_MON & MONITOR_INSTRUCTION_ISSUE) {\n");
lf_printf(file, " mon_issue(");
print_function_name(file,
instruction->file_entry->fields[insn_name],
NULL,
function_name_prefix_itable);
lf_printf(file, ", processor, cia);\n");
lf_printf(file, "}\n");
/* generate the code (or at least something */
lf_printf(file, "\n");
lf_printf(file, "/* semantics: */\n");
lf_printf(file, "nia = cia + %d;\n", insn_bit_size / 8);
if (instruction->file_entry->annex != NULL) {
/* true code */
table_entry_print_cpp_line_nr(file, instruction->file_entry);
lf_printf(file, "{\n");
lf_indent(file, +2);
lf_print__c_code(file, instruction->file_entry->annex);
lf_indent(file, -2);
lf_printf(file, "}\n");
lf_print__internal_reference(file);
}
else if (it_is("nop", instruction->file_entry->fields[insn_flags])) {
lf_print__internal_reference(file);
}
else {
/* abort so it is implemented now */
table_entry_print_cpp_line_nr(file, instruction->file_entry);
lf_putstr(file, "error(\"%s:%d:0x%08lx:%s unimplemented\\n\",\n");
lf_printf(file, " itable[MY_INDEX].file, itable[MY_INDEX].line_nr, (long)cia, itable[MY_INDEX].name);\n");
lf_print__internal_reference(file);
}
}
void
print_icache_internal_function_definition(insn_table *table,
lf *file,
void *data,
table_entry *function)
{
ASSERT((code & generate_with_icache) != 0);
if (it_is("internal", function->fields[insn_flags])) {
lf_printf(file, "\n");
lf_print_function_type(file, ICACHE_FUNCTION_TYPE, "INLINE_ICACHE",
"\n");
print_function_name(file,
function->fields[insn_name],
NULL,
function_name_prefix_icache);
lf_printf(file, "\n(%s)\n", ICACHE_FUNCTION_FORMAL);
lf_printf(file, "{\n");
lf_indent(file, +2);
lf_printf(file, "/* semantic routine */\n");
table_entry_print_cpp_line_nr(file, function);
if ((code & generate_with_semantic_icache)) {
lf_print__c_code(file, function->annex);
lf_printf(file, "error(\"Internal function must longjump\\n\");\n");
lf_printf(file, "return 0;\n");
}
else {
lf_printf(file, "return ");
print_function_name(file,
function->fields[insn_name],
NULL,
function_name_prefix_semantics);
lf_printf(file, ";\n");
}
lf_print__internal_reference(file);
lf_indent(file, -2);
lf_printf(file, "}\n");
}
}
static void
support_c_function(insn_table *table,
lf *file,
void *data,
table_entry *function)
{
ASSERT(function->fields[function_type] != NULL);
print_support_function_name(file,
function,
1/*!is_definition*/);
table_entry_print_cpp_line_nr(file, function);
lf_printf(file, "{\n");
lf_indent(file, +2);
lf_print__c_code(file, function->annex);
if (it_is("internal", function->fields[insn_flags])) {
lf_printf(file, "error(\"Internal function must longjump\\n\");\n");
lf_printf(file, "return 0;\n");
}
lf_indent(file, -2);
lf_printf(file, "}\n");
lf_print__internal_reference(file);
lf_printf(file, "\n");
}
