mie: implement more ir building functionality

mie/const.c

@@ -2,25 +2,13 @@
 #include <stdlib.h>
 #include <string.h>
 
-void mie_int_init(struct mie_int *out, long long val, unsigned int nr_bits)
+static struct mie_type *get_type(struct mie_value *v)
 {
-	memset(out, 0x0, sizeof *out);
-
-	mie_value_init(&out->i_base.c_base, MIE_VALUE_CONST);
-
-	out->i_base.c_type = MIE_CONST_INT;
-	out->i_value = val;
-	out->i_width = nr_bits;
+	struct mie_const *c = MIE_CONST(v);
+	return c->c_type;
 }
 
-struct mie_int *mie_int_create(long long val, unsigned int nr_bits)
-{
-	struct mie_int *out = malloc(sizeof *out);
-
-	if (!out) {
-		return NULL;
-	}
-
-	mie_int_init(out, val, nr_bits);
-	return out;
-}
+const struct mie_value_type const_value_type = {
+	.t_id = MIE_VALUE_CONST,
+	.t_get_type = get_type,
+};