Files
mie/mie/dialect/builtin/attribute/int.c

104 lines
2.4 KiB
C

#include "../int.h"
#include <blue/core/bstr.h>
#include <mie/attribute/attribute-definition.h>
#include <mie/attribute/attribute.h>
#include <mie/ctx.h>
#include <mie/dialect/builtin.h>
#include <mie/dialect/dialect.h>
#include <mie/macros.h>
#include <mie/parse/parser.h>
#include <mie/print/printer.h>
static enum mie_status print(
const struct mie_attribute *value, struct mie_printer *out)
{
const struct mie_int *int_val = (const struct mie_int *)value;
const struct int_type *int_ty = (const struct int_type *)int_val->i_type;
bool abbrev = ((out->p_flags & MIE_PRINT_F_ABBREVIATED) != 0);
if (!abbrev) {
b_stream_write_string(out->p_stream, "#builtin.int<", NULL);
}
if (int_ty->i_width <= 64) {
b_stream_write_fmt(
out->p_stream, NULL, "%zu", int_val->i_val.v_small,
int_ty->i_width);
} else {
b_stream_write_fmt(out->p_stream, NULL, "INF", int_ty->i_width);
}
if (int_ty->i_width != 64 || !abbrev) {
b_stream_write_string(out->p_stream, " : ", NULL);
if (abbrev) {
b_stream_write_fmt(
out->p_stream, NULL, "i%zu", int_ty->i_width);
} else {
b_stream_write_fmt(
out->p_stream, NULL, "!builtin.int<%zu>",
int_ty->i_width);
}
}
if (!abbrev) {
b_stream_write_string(out->p_stream, ">", NULL);
}
return MIE_SUCCESS;
}
static enum mie_status parse(
struct mie_parser *ctx, const struct mie_attribute **out)
{
long long value = 0;
struct mie_file_span span;
if (!mie_parser_parse_int(ctx, &value, &span)) {
return MIE_ERR_BAD_SYNTAX;
}
const struct mie_type *type = NULL;
size_t width = (size_t)-1;
if (!mie_parser_parse_symbol(ctx, MIE_SYM_COLON)) {
width = 64;
} else if (!mie_parser_parse_type(ctx, &type)) {
return false;
} else {
width = mie_int_type_get_width(type);
}
if (width == (size_t)-1) {
return MIE_ERR_BAD_SYNTAX;
}
struct mie_attribute *v
= mie_ctx_get_int(mie_parser_get_mie_ctx(ctx), value, width);
if (!v) {
return MIE_ERR_NO_MEMORY;
}
*out = v;
return MIE_SUCCESS;
}
bool mie_int_get_value(const struct mie_attribute *attrib, long long *out)
{
if (!mie_attribute_check_name(attrib, "builtin", "int")) {
return false;
}
const struct mie_int *v = (const struct mie_int *)attrib;
*out = v->i_val.v_small;
return true;
}
MIE_ATTRIBUTE_DEFINITION_BEGIN(mie_builtin_int, "int")
MIE_ATTRIBUTE_DEFINITION_STRUCT(struct mie_int);
MIE_ATTRIBUTE_DEFINITION_PRINT(print);
MIE_ATTRIBUTE_DEFINITION_PARSE(parse);
MIE_ATTRIBUTE_DEFINITION_END()