[cast-opt] Update optimization of unconditional checked cast to use SILDynamicCastInst.

2025-12-21 12:14:44 +01:00 · 2019-03-03 13:41:47 -08:00
parent 1755ac8aee
commit e80c394e82
3 changed files with 35 additions and 38 deletions
--- a/lib/SIL/DynamicCasts.cpp
+++ b/lib/SIL/DynamicCasts.cpp
@@ -1036,6 +1036,15 @@ namespace {
  };
 } // end anonymous namespace

+SILValue
+swift::emitSuccessfulScalarUnconditionalCast(SILBuilder &B, SILLocation loc,
+                                             SILDynamicCastInst dynamicCast) {
+  return emitSuccessfulScalarUnconditionalCast(
+      B, B.getModule().getSwiftModule(), loc, dynamicCast.getSource(),
+      dynamicCast.getLoweredTargetType(), dynamicCast.getSourceType(),
+      dynamicCast.getTargetType(), dynamicCast.getInstruction());
+}
+
 /// Emit an unconditional scalar cast that's known to succeed.
 SILValue
 swift::emitSuccessfulScalarUnconditionalCast(SILBuilder &B, ModuleDecl *M,