1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/TargetLoweringBase.cpp b/llvm/lib/CodeGen/TargetLoweringBase.cpp
index bf031c0..8040f1e 100644
--- a/llvm/lib/CodeGen/TargetLoweringBase.cpp
+++ b/llvm/lib/CodeGen/TargetLoweringBase.cpp
@@ -758,6 +758,9 @@ void TargetLoweringBase::initActions() {
     // Named vector shuffles default to expand.
     setOperationAction(ISD::VECTOR_SPLICE, VT, Expand);
 
+    // Only some target support this vector operation. Most need to expand it.
+    setOperationAction(ISD::VECTOR_COMPRESS, VT, Expand);
+
     // VP operations default to expand.
 #define BEGIN_REGISTER_VP_SDNODE(SDOPC, ...)                                   \
     setOperationAction(ISD::SDOPC, VT, Expand);