AMDGPU: Set CodePointerSize to 8 for amdgcn

llvm-svn: 300470
diff --git a/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCAsmInfo.cpp b/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCAsmInfo.cpp
index 1655591..6c61fb1 100644
--- a/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCAsmInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCAsmInfo.cpp
@@ -14,6 +14,7 @@
 using namespace llvm;
 
 AMDGPUMCAsmInfo::AMDGPUMCAsmInfo(const Triple &TT) : MCAsmInfoELF() {
+  CodePointerSize = (TT.getArch() == Triple::amdgcn) ? 8 : 4;
   HasSingleParameterDotFile = false;
   //===------------------------------------------------------------------===//
   MinInstAlignment = 4;