Remove legacy WasmGC instructions (#5861)

Remove old, experimental instructions and type encodings that will not be
shipped as part of WasmGC. Updating the encodings and text format to match the
final spec is left as future work.

1 files changed, 3 insertions, 7 deletions

diff --git a/src/passes/Print.cpp b/src/passes/Print.cpp
index 6740bc8ed..dee23d67d 100644
--- a/src/passes/Print.cpp
+++ b/src/passes/Print.cpp
@@ -2102,14 +2102,10 @@ struct PrintExpressionContents
     if (printUnreachableReplacement(curr)) {
       return;
     }
-    if (curr->safety == RefCast::Unsafe) {
-      printMedium(o, "ref.cast_nop ");
+    if (curr->type.isNullable()) {
+      printMedium(o, "ref.cast null ");
     } else {
-      if (curr->type.isNullable()) {
-        printMedium(o, "ref.cast null ");
-      } else {
-        printMedium(o, "ref.cast ");
-      }
+      printMedium(o, "ref.cast ");
     }
     printHeapType(o, curr->type.getHeapType(), wasm);
   }