From c014895051336f3a244b69ae1dcf17e9c3a60f9b Mon Sep 17 00:00:00 2001
From: Max Wash <mbswash@gmail.com>
Date: Sat, 17 Jan 2026 10:31:52 +0000
Subject: [PATCH] mie: func: add return op

---
 mie/dialect/func/func.c      |  1 +
 mie/dialect/func/op/return.c | 49 ++++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)
 create mode 100644 mie/dialect/func/op/return.c

diff --git a/mie/dialect/func/func.c b/mie/dialect/func/func.c
index ff3f881..8ebd12a 100644
--- a/mie/dialect/func/func.c
+++ b/mie/dialect/func/func.c
@@ -4,4 +4,5 @@
 
 MIE_DIALECT_BEGIN(mie_func, struct mie_dialect, "func")
 	MIE_DIALECT_ADD_OP(mie_func_func);
+	MIE_DIALECT_ADD_OP(mie_func_return);
 MIE_DIALECT_END()
diff --git a/mie/dialect/func/op/return.c b/mie/dialect/func/op/return.c
new file mode 100644
index 0000000..2599635
--- /dev/null
+++ b/mie/dialect/func/op/return.c
@@ -0,0 +1,49 @@
+#include <mie/attribute/attribute-map.h>
+#include <mie/ctx.h>
+#include <mie/dialect/builtin.h>
+#include <mie/dialect/dialect.h>
+#include <mie/interface/interface-definition.h>
+#include <mie/interface/interface.h>
+#include <mie/ir/block.h>
+#include <mie/ir/op-definition.h>
+#include <mie/ir/op.h>
+#include <mie/ir/region.h>
+#include <mie/macros.h>
+#include <mie/print/printer.h>
+#include <mie/type/function.h>
+
+static enum mie_status print(struct mie_printer *printer, const struct mie_op *op)
+{
+	b_stream_write_char(printer->p_stream, ' ');
+
+	for (size_t i = 0; i < MIE_VECTOR_COUNT(op->op_args); i++) {
+		if (i > 0) {
+			b_stream_write_string(printer->p_stream, ", ", NULL);
+		}
+
+		mie_printer_print_op_arg(printer, &op->op_args.items[i], false);
+	}
+
+	b_stream_write_string(printer->p_stream, " : ", NULL);
+
+	for (size_t i = 0; i < MIE_VECTOR_COUNT(op->op_args); i++) {
+		if (i > 0) {
+			b_stream_write_string(printer->p_stream, ", ", NULL);
+		}
+
+		mie_printer_print_type(
+			printer, mie_op_arg_get_type(&op->op_args.items[i]));
+	}
+
+	return MIE_SUCCESS;
+}
+
+static enum mie_status parse(struct mie_parser *parser, struct mie_op *out)
+{
+	return MIE_SUCCESS;
+}
+
+MIE_OP_DEFINITION_BEGIN(mie_func_return, "return")
+	MIE_OP_DEFINITION_PRINT(print);
+	MIE_OP_DEFINITION_PARSE(parse);
+MIE_OP_DEFINITION_END()