From bbf40d06a162be8f88a60d1fc4edc3f0015c6c91 Mon Sep 17 00:00:00 2001
From: Alon Zakai <azakai@google.com>
Date: Fri, 29 Jan 2021 02:47:52 +0000
Subject: [GC] ref.as_non_null (#3527)

This is different than the other RefAs variants in that it is part of the
typed functions proposal, and not GC. But it is part of GC prototype 3.

Note: This is not useful to us yet as we don't support non-nullable types.
---
 src/wasm/wasm-stack.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/wasm/wasm-stack.cpp')

diff --git a/src/wasm/wasm-stack.cpp b/src/wasm/wasm-stack.cpp
index 0ccca0e23..9ac3013b5 100644
--- a/src/wasm/wasm-stack.cpp
+++ b/src/wasm/wasm-stack.cpp
@@ -2090,6 +2090,9 @@ void BinaryInstWriter::visitArrayLen(ArrayLen* curr) {
 
 void BinaryInstWriter::visitRefAs(RefAs* curr) {
   switch (curr->op) {
+    case RefAsNonNull:
+      o << int8_t(BinaryConsts::RefAsNonNull);
+      break;
     case RefAsFunc:
       o << int8_t(BinaryConsts::GCPrefix) << int8_t(BinaryConsts::RefAsFunc);
       break;
-- 
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