AMDGPU: Remove SignBitIsZero for mubuf scratch offsets

These instructions do not have the same negative base
address problem that DS instructions do on SI.

llvm-svn: 263964

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
index 18f15288a9c..1f442bc0779 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
@@ -1070,7 +1070,7 @@ bool AMDGPUDAGToDAGISel::SelectMUBUFScratch(SDValue Addr, SDValue &Rsrc,
 
     // Offsets in vaddr must be positive.
     ConstantSDNode *C1 = cast<ConstantSDNode>(N1);
-    if (isLegalMUBUFImmOffset(C1) && CurDAG->SignBitIsZero(N0)) {
+    if (isLegalMUBUFImmOffset(C1)) {
       VAddr = N0;
       ImmOffset = CurDAG->getTargetConstant(C1->getZExtValue(), DL, MVT::i16);
       return true;