1 files changed, 16 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp b/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
index 7da7fad543d..5a91be44277 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
@@ -88,14 +88,28 @@ static std::string computeDataLayout(const Triple &TT) {
   return Ret;
 }
 
+LLVM_READNONE
+static StringRef getGPUOrDefault(const Triple &TT, StringRef GPU) {
+  if (!GPU.empty())
+    return GPU;
+
+  // HSA only supports CI+, so change the default GPU to a CI for HSA.
+  if (TT.getArch() == Triple::amdgcn)
+    return (TT.getOS() == Triple::AMDHSA) ? "kaveri" : "tahiti";
+
+  return "";
+}
+
 AMDGPUTargetMachine::AMDGPUTargetMachine(const Target &T, const Triple &TT,
                                          StringRef CPU, StringRef FS,
                                          TargetOptions Options, Reloc::Model RM,
                                          CodeModel::Model CM,
                                          CodeGenOpt::Level OptLevel)
-    : LLVMTargetMachine(T, computeDataLayout(TT), TT, CPU, FS, Options, RM, CM,
+    : LLVMTargetMachine(T, computeDataLayout(TT), TT,
+                        getGPUOrDefault(TT, CPU), FS, Options, RM, CM,
                         OptLevel),
-      TLOF(createTLOF(getTargetTriple())), Subtarget(TT, CPU, FS, *this),
+      TLOF(createTLOF(getTargetTriple())),
+      Subtarget(TT, getTargetCPU(), FS, *this),
       IntrinsicInfo() {
   setRequiresStructuredCFG(true);
   initAsmInfo();