static void
print_support_function_name (lf *file,
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,
function_name_prefix_semantics);
lf_printf (file, "\n(");
lf_indent (file, +1);
print_semantic_function_formal (file, 0);
lf_indent (file, -1);
lf_printf (file, ")");
if (!is_function_definition)
lf_printf (file, ";");
lf_printf (file, "\n");
}
else
{
/* map the name onto a globally valid name */
if (!is_function_definition
&& strcmp (options.module.support.prefix.l, "") != 0)
{
lf_indent_suppress (file);
lf_printf (file, "#define %s %s%s\n",
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.module.support.prefix.l, function->name);
if (options.gen.smp)
lf_printf (file,
"sim_cpu *cpu, %sinstruction_address cia, int MY_INDEX",
options.module.support.prefix.l);
else
lf_printf (file,
"SIM_DESC sd, %sinstruction_address cia, int MY_INDEX",
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"));
}
}
static void
print_semantic_function_header (lf *file,
const char *basename,
const char *format_name,
opcode_bits *expanded_bits,
int is_function_definition,
int nr_prefetched_words)
{
int indent;
lf_printf (file, "\n");
lf_print__function_type_function (file, print_semantic_function_type,
"EXTERN_SEMANTICS",
(is_function_definition ? "\n" : " "));
indent = print_function_name (file,
basename,
format_name,
NULL,
expanded_bits,
function_name_prefix_semantics);
if (is_function_definition)
{
indent += lf_printf (file, " ");
lf_indent (file, +indent);
}
else
{
lf_printf (file, "\n");
}
lf_printf (file, "(");
lf_indent (file, +1);
print_semantic_function_formal (file, nr_prefetched_words);
lf_indent (file, -1);
lf_printf (file, ")");
if (is_function_definition)
{
lf_indent (file, -indent);
}
else
{
lf_printf (file, ";");
}
lf_printf (file, "\n");
}
void
print_icache_internal_function_definition (lf *file,
function_entry * function,
void *data)
{
ASSERT (options.gen.icache);
if (function->is_internal)
{
lf_printf (file, "\n");
lf_print__function_type_function (file, print_icache_function_type,
"INLINE_ICACHE", "\n");
print_function_name (file,
function->name,
NULL, NULL, NULL, function_name_prefix_icache);
lf_printf (file, "\n(");
print_icache_function_formal (file, 0);
lf_printf (file, ")\n");
lf_printf (file, "{\n");
lf_indent (file, +2);
lf_printf (file, "/* semantic routine */\n");
if (options.gen.semantic_icache)
{
lf_print__line_ref (file, function->code->line);
table_print_code (file, function->code);
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->name,
NULL,
NULL, NULL, function_name_prefix_semantics);
lf_printf (file, ";\n");
}
lf_print__internal_ref (file);
lf_indent (file, -2);
lf_printf (file, "}\n");
}
}
void
print_icache_internal_function_declaration (lf *file,
function_entry * function,
void *data)
{
ASSERT (options.gen.icache);
if (function->is_internal)
{
lf_printf (file, "\n");
lf_print__function_type_function (file, print_icache_function_type,
"INLINE_ICACHE", "\n");
print_function_name (file,
function->name,
NULL, NULL, NULL, function_name_prefix_icache);
lf_printf (file, "\n(");
print_icache_function_formal (file, 0);
lf_printf (file, ");\n");
}
}
static void
print_icache_function_header (lf *file,
const char *basename,
const char *format_name,
opcode_bits *expanded_bits,
int is_function_definition,
int nr_prefetched_words)
{
lf_printf (file, "\n");
lf_print__function_type_function (file, print_icache_function_type,
"EXTERN_ICACHE", " ");
print_function_name (file,
basename, format_name, NULL,
expanded_bits, function_name_prefix_icache);
lf_printf (file, "\n(");
print_icache_function_formal (file, nr_prefetched_words);
lf_printf (file, ")");
if (!is_function_definition)
lf_printf (file, ";");
lf_printf (file, "\n");
}
static void
print_icache_function (lf *file,
insn_entry * instruction,
opcode_bits *expanded_bits,
insn_opcodes *opcodes,
cache_entry *cache_rules, int nr_prefetched_words)
{
int indent;
/* generate code to enter decoded instruction into the icache */
lf_printf (file, "\n");
lf_print__function_type_function (file, print_icache_function_type,
"EXTERN_ICACHE", "\n");
indent = print_function_name (file,
instruction->name,
instruction->format_name,
NULL,
expanded_bits, function_name_prefix_icache);
indent += lf_printf (file, " ");
lf_indent (file, +indent);
lf_printf (file, "(");
print_icache_function_formal (file, nr_prefetched_words);
lf_printf (file, ")\n");
lf_indent (file, -indent);
/* function header */
lf_printf (file, "{\n");
lf_indent (file, +2);
print_my_defines (file,
instruction->name,
instruction->format_name, expanded_bits);
print_itrace (file, instruction, 1 /*putting-value-in-cache */ );
print_idecode_validate (file, instruction, opcodes);
lf_printf (file, "\n");
lf_printf (file, "{\n");
lf_indent (file, +2);
if (options.gen.semantic_icache)
lf_printf (file, "unsigned_word nia;\n");
print_icache_body (file,
instruction,
expanded_bits,
cache_rules,
(options.gen.direct_access
? define_variables
: declare_variables),
(options.gen.semantic_icache
? both_values_and_icache
: put_values_in_icache), nr_prefetched_words);
lf_printf (file, "\n");
lf_printf (file, "cache_entry->address = cia;\n");
lf_printf (file, "cache_entry->semantic = ");
print_function_name (file,
instruction->name,
instruction->format_name,
NULL, expanded_bits, function_name_prefix_semantics);
lf_printf (file, ";\n");
lf_printf (file, "\n");
if (options.gen.semantic_icache)
{
lf_printf (file, "/* semantic routine */\n");
print_semantic_body (file, instruction, expanded_bits, opcodes);
lf_printf (file, "return nia;\n");
}
if (!options.gen.semantic_icache)
{
lf_printf (file, "/* return the function proper */\n");
lf_printf (file, "return ");
print_function_name (file,
instruction->name,
instruction->format_name,
NULL,
expanded_bits, function_name_prefix_semantics);
lf_printf (file, ";\n");
}
if (options.gen.direct_access)
{
print_icache_body (file,
instruction,
expanded_bits,
cache_rules,
undef_variables,
(options.gen.semantic_icache
? both_values_and_icache
: put_values_in_icache), nr_prefetched_words);
}
lf_indent (file, -2);
lf_printf (file, "}\n");
lf_indent (file, -2);
lf_printf (file, "}\n");
}
