Index: lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
===================================================================
--- lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
+++ lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
@@ -74,7 +74,9 @@
   return 4 * 128; // XXX - 4 channels. Should these count as vector instead?
 }
 
-unsigned AMDGPUTTIImpl::getRegisterBitWidth(bool) { return 32; }
+unsigned AMDGPUTTIImpl::getRegisterBitWidth(bool Vector) {
+  return Vector ? 0 : 32;
+}
 
 unsigned AMDGPUTTIImpl::getMaxInterleaveFactor(unsigned VF) {
   // Semi-arbitrary large amount.