[Wasm GC] Add negated BrOn* operations (#3913)

They are basically the flip versions. The only interesting part in the impl is that their
returned typed and sent types are different.

Spec: https://docs.google.com/document/d/1DklC3qVuOdLHSXB5UXghM_syCh-4cMinQ50ICiXnK3Q/edit

1 files changed, 15 insertions, 0 deletions

diff --git a/src/passes/Print.cpp b/src/passes/Print.cpp
index df408fdf3..47db029ab 100644
--- a/src/passes/Print.cpp
+++ b/src/passes/Print.cpp
@@ -1888,18 +1888,33 @@ struct PrintExpressionContents
       case BrOnNull:
         printMedium(o, "br_on_null ");
         break;
+      case BrOnNonNull:
+        printMedium(o, "br_on_non_null ");
+        break;
       case BrOnCast:
         printMedium(o, "br_on_cast ");
         break;
+      case BrOnCastFail:
+        printMedium(o, "br_on_cast_fail ");
+        break;
       case BrOnFunc:
         printMedium(o, "br_on_func ");
         break;
+      case BrOnNonFunc:
+        printMedium(o, "br_on_non_func ");
+        break;
       case BrOnData:
         printMedium(o, "br_on_data ");
         break;
+      case BrOnNonData:
+        printMedium(o, "br_on_non_data ");
+        break;
       case BrOnI31:
         printMedium(o, "br_on_i31 ");
         break;
+      case BrOnNonI31:
+        printMedium(o, "br_on_non_i31 ");
+        break;
       default:
         WASM_UNREACHABLE("invalid ref.is_*");
     }