mie: implement more ir building functionality

mie/func.c

@@ -0,0 +1,92 @@
+#include <blue/core/hash.h>
+#include <blue/object/string.h>
+#include <mie/block.h>
+#include <mie/func.h>
+#include <mie/name.h>
+#include <stdlib.h>
+#include <string.h>
+
+struct mie_func *mie_func_create(
+	const char *name, enum mie_func_type type, struct mie_type *ret_type,
+	struct mie_arg **args, unsigned int nr_args)
+{
+	struct mie_func *out = malloc(sizeof *out);
+	if (!out) {
+		return NULL;
+	}
+
+	memset(out, 0x0, sizeof *out);
+
+	mie_value_init(&out->f_base, MIE_VALUE_FUNC);
+
+	out->f_base.v_name.n_str = b_strdup(name);
+	out->f_base.v_name.n_base.e_hash = b_hash_string(name);
+
+	out->f_type = type;
+	out->f_ret = ret_type;
+	out->f_names = mie_name_map_create();
+
+	for (size_t i = 0; i < nr_args; i++) {
+		if (args[i]) {
+			struct mie_value *arg_value = MIE_VALUE(args[i]);
+			b_queue_push_back(&out->f_args, &arg_value->v_entry);
+		}
+	}
+
+	return out;
+}
+
+struct mie_block *mie_func_create_block(struct mie_func *func, const char *name)
+{
+	struct mie_block *out = malloc(sizeof *out);
+	if (!out) {
+		return NULL;
+	}
+
+	memset(out, 0x0, sizeof *out);
+
+	mie_value_init(&out->b_base, MIE_VALUE_BLOCK);
+
+	struct mie_value *block = MIE_VALUE(out);
+
+	block = mie_func_generate_value_name(func, block, name);
+	if (!block) {
+		free(out);
+		return NULL;
+	}
+
+	out->b_parent = func;
+
+	return out;
+}
+
+void mie_func_insert_block(
+	struct mie_func *func, struct mie_block *block, struct mie_block *after)
+{
+	if (after) {
+		b_queue_insert_after(
+			&func->f_blocks, &block->b_base.v_entry,
+			&after->b_base.v_entry);
+	} else {
+		b_queue_push_back(&func->f_blocks, &block->b_base.v_entry);
+	}
+}
+
+struct mie_value *mie_func_generate_value_name(
+	struct mie_func *func, struct mie_value *val, const char *hint)
+{
+	struct mie_name *name
+		= mie_name_map_put(func->f_names, &val->v_name, hint);
+	return b_unbox(struct mie_value, name, v_name);
+}
+
+static struct mie_type *get_type(struct mie_value *v)
+{
+	struct mie_func *f = MIE_FUNC(v);
+	return f->f_ret;
+}
+
+const struct mie_value_type func_value_type = {
+	.t_id = MIE_VALUE_FUNC,
+	.t_get_type = get_type,
+};