Index: lib/CodeGen/CGCall.h
===================================================================
--- lib/CodeGen/CGCall.h
+++ lib/CodeGen/CGCall.h
@@ -215,10 +215,10 @@
   struct CallArg {
     RValue RV;
     QualType Ty;
-    bool NeedsCopy;
-    CallArg(RValue rv, QualType ty, bool needscopy)
-    : RV(rv), Ty(ty), NeedsCopy(needscopy)
-    { }
+    LValue LV; /// The l-value from which the argument is derived.
+    CallArg(RValue rv, QualType ty, LValue _LV = LValue{})
+        : RV(rv), Ty(ty), LV(_LV) {}
+    bool hasLValue() const { return LV.getPointer(); }
   };
 
   /// CallArgList - Type for representing both the value and type of
@@ -248,8 +248,8 @@
       llvm::Instruction *IsActiveIP;
     };
 
-    void add(RValue rvalue, QualType type, bool needscopy = false) {
-      push_back(CallArg(rvalue, type, needscopy));
+    void add(RValue rvalue, QualType type, LValue _LV = LValue{}) {
+      push_back(CallArg(rvalue, type, _LV));
     }
 
     /// Add all the arguments from another CallArgList to this one. After doing
Index: lib/CodeGen/CGCall.cpp
===================================================================
--- lib/CodeGen/CGCall.cpp
+++ lib/CodeGen/CGCall.cpp
@@ -3500,13 +3500,13 @@
     LValue L = EmitLValue(cast<CastExpr>(E)->getSubExpr());
     assert(L.isSimple());
     if (L.getAlignment() >= getContext().getTypeAlignInChars(type)) {
-      args.add(L.asAggregateRValue(), type, /*NeedsCopy*/true);
+      args.add(L.asAggregateRValue(), type, L);
     } else {
       // We can't represent a misaligned lvalue in the CallArgList, so copy
       // to an aligned temporary now.
       LValue Dest = MakeAddrLValue(CreateMemTemp(type), type);
       EmitAggregateCopy(Dest, L, type, L.isVolatile());
-      args.add(RValue::getAggregate(Dest.getAddress()), type);
+      args.add(RValue::getAggregate(Dest.getAddress()), type, L);
     }
     return;
   }
@@ -3823,22 +3823,28 @@
         //    source.  (This case doesn't occur on any common architecture.)
         // 2. If the argument is byval, RV is not sufficiently aligned, and
         //    we cannot force it to be sufficiently aligned.
-        // 3. If the argument is byval, but RV is located in an address space
-        //    different than that of the argument (0).
+        // 3. If the argument is byval, but RV is not located in default
+        //    or alloca address space.
         Address Addr = RV.getAggregateAddress();
         CharUnits Align = ArgInfo.getIndirectAlign();
         const llvm::DataLayout *TD = &CGM.getDataLayout();
-        const unsigned RVAddrSpace = Addr.getType()->getAddressSpace();
-        const unsigned ArgAddrSpace =
-            (FirstIRArg < IRFuncTy->getNumParams()
-                 ? IRFuncTy->getParamType(FirstIRArg)->getPointerAddressSpace()
-                 : 0);
-        if ((!ArgInfo.getIndirectByVal() && I->NeedsCopy) ||
-            (ArgInfo.getIndirectByVal() && Addr.getAlignment() < Align &&
-             llvm::getOrEnforceKnownAlignment(Addr.getPointer(),
-                                              Align.getQuantity(), *TD)
-               < Align.getQuantity()) ||
-            (ArgInfo.getIndirectByVal() && (RVAddrSpace != ArgAddrSpace))) {
+
+        assert((FirstIRArg >= IRFuncTy->getNumParams() ||
+                IRFuncTy->getParamType(FirstIRArg)->getPointerAddressSpace() ==
+                    TD->getAllocaAddrSpace()) &&
+               "indirect argument must be in alloca address space");
+        if (I->hasLValue() &&
+            ((!ArgInfo.getIndirectByVal() &&
+              (I->LV.getAlignment() >=
+               getContext().getTypeAlignInChars(I->Ty))) ||
+             (ArgInfo.getIndirectByVal() &&
+              ((I->LV.getAddressSpace() != LangAS::Default &&
+                I->LV.getAddressSpace() != LangAS::opencl_private &&
+                I->LV.getAddressSpace() != CGM.getASTAllocaAddressSpace()) ||
+               (Addr.getAlignment() < Align &&
+                llvm::getOrEnforceKnownAlignment(Addr.getPointer(),
+                                                 Align.getQuantity(), *TD) <
+                    Align.getQuantity()))))) {
           // Create an aligned temporary, and copy to it.
           Address AI = CreateMemTemp(I->Ty, ArgInfo.getIndirectAlign(),
                                      "byval-temp", false);
@@ -3848,7 +3854,12 @@
           EmitAggregateCopy(Dest, Src, I->Ty, RV.isVolatileQualified());
         } else {
           // Skip the extra memcpy call.
-          IRCallArgs[FirstIRArg] = Addr.getPointer();
+          auto *V = Addr.getPointer();
+          auto *T = V->getType()->getPointerElementType()->getPointerTo(
+              CGM.getDataLayout().getAllocaAddrSpace());
+          IRCallArgs[FirstIRArg] = getTargetHooks().performAddrSpaceCast(
+              *this, V, LangAS::Default, CGM.getASTAllocaAddressSpace(), T,
+              true);
         }
       }
       break;
Index: lib/CodeGen/CGClass.cpp
===================================================================
--- lib/CodeGen/CGClass.cpp
+++ lib/CodeGen/CGClass.cpp
@@ -2131,8 +2131,7 @@
     const CXXConstructorDecl *D, bool ForVirtualBase, Address This,
     bool InheritedFromVBase, const CXXInheritedCtorInitExpr *E) {
   CallArgList Args;
-  CallArg ThisArg(RValue::get(This.getPointer()), D->getThisType(getContext()),
-                  /*NeedsCopy=*/false);
+  CallArg ThisArg(RValue::get(This.getPointer()), D->getThisType(getContext()));
 
   // Forward the parameters.
   if (InheritedFromVBase &&
Index: lib/CodeGen/CGDecl.cpp
===================================================================
--- lib/CodeGen/CGDecl.cpp
+++ lib/CodeGen/CGDecl.cpp
@@ -1866,6 +1866,22 @@
     llvm::Type *IRTy = ConvertTypeForMem(Ty)->getPointerTo(AS);
     if (DeclPtr.getType() != IRTy)
       DeclPtr = Builder.CreateBitCast(DeclPtr, IRTy, D.getName());
+    // Indirect argument is in alloca address space, which may be different
+    // from the default address space.
+    auto AllocaAS = CGM.getASTAllocaAddressSpace();
+    auto *V = DeclPtr.getPointer();
+    auto SrcLangAS = getLangOpts().OpenCL ? LangAS::opencl_private : AllocaAS;
+    auto DestLangAS =
+        getLangOpts().OpenCL ? LangAS::opencl_private : LangAS::Default;
+    if (SrcLangAS != DestLangAS) {
+      assert(getContext().getTargetAddressSpace(SrcLangAS) ==
+             CGM.getDataLayout().getAllocaAddrSpace());
+      auto DestAS = getContext().getTargetAddressSpace(DestLangAS);
+      auto *T = V->getType()->getPointerElementType()->getPointerTo(DestAS);
+      DeclPtr = Address(getTargetHooks().performAddrSpaceCast(
+                            *this, V, SrcLangAS, DestLangAS, T, true),
+                        DeclPtr.getAlignment());
+    }
 
     // Push a destructor cleanup for this parameter if the ABI requires it.
     // Don't push a cleanup in a thunk for a method that will also emit a
Index: lib/CodeGen/CGObjCGNU.cpp
===================================================================
--- lib/CodeGen/CGObjCGNU.cpp
+++ lib/CodeGen/CGObjCGNU.cpp
@@ -1456,7 +1456,7 @@
   }
 
   // Reset the receiver in case the lookup modified it
-  ActualArgs[0] = CallArg(RValue::get(Receiver), ASTIdTy, false);
+  ActualArgs[0] = CallArg(RValue::get(Receiver), ASTIdTy);
 
   imp = EnforceType(Builder, imp, MSI.MessengerType);
 
Index: lib/CodeGen/ItaniumCXXABI.cpp
===================================================================
--- lib/CodeGen/ItaniumCXXABI.cpp
+++ lib/CodeGen/ItaniumCXXABI.cpp
@@ -1479,8 +1479,7 @@
   llvm::Value *VTT =
       CGF.GetVTTParameter(GlobalDecl(D, Type), ForVirtualBase, Delegating);
   QualType VTTTy = getContext().getPointerType(getContext().VoidPtrTy);
-  Args.insert(Args.begin() + 1,
-              CallArg(RValue::get(VTT), VTTTy, /*needscopy=*/false));
+  Args.insert(Args.begin() + 1, CallArg(RValue::get(VTT), VTTTy));
   return AddedStructorArgs::prefix(1);  // Added one arg.
 }
 
Index: lib/CodeGen/MicrosoftCXXABI.cpp
===================================================================
--- lib/CodeGen/MicrosoftCXXABI.cpp
+++ lib/CodeGen/MicrosoftCXXABI.cpp
@@ -1538,8 +1538,7 @@
   }
   RValue RV = RValue::get(MostDerivedArg);
   if (FPT->isVariadic()) {
-    Args.insert(Args.begin() + 1,
-                CallArg(RV, getContext().IntTy, /*needscopy=*/false));
+    Args.insert(Args.begin() + 1, CallArg(RV, getContext().IntTy));
     return AddedStructorArgs::prefix(1);
   }
   Args.add(RV, getContext().IntTy);
Index: test/CodeGenCXX/amdgcn-func-arg.cpp
===================================================================
--- /dev/null
+++ test/CodeGenCXX/amdgcn-func-arg.cpp
@@ -0,0 +1,94 @@
+// RUN: %clang_cc1 -O0 -triple amdgcn---amdgiz -emit-llvm %s -o - | FileCheck %s
+
+class A {
+public:
+  int x;
+  A():x(0) {}
+  ~A() {}
+};
+
+class B {
+int x[100];
+};
+
+A g_a;
+B g_b;
+
+void func_with_ref_arg(A &a);
+void func_with_ref_arg(B &b);
+
+// CHECK-LABEL: define void @_Z22func_with_indirect_arg1A(%class.A addrspace(5)* %a)
+// CHECK:  %p = alloca %class.A*, align 8, addrspace(5)
+// CHECK:  %[[r1:.+]] = addrspacecast %class.A* addrspace(5)* %p to %class.A**
+// CHECK:  %[[r0:.+]] = addrspacecast %class.A addrspace(5)* %a to %class.A*
+// CHECK:  store %class.A* %[[r0]], %class.A** %[[r1]], align 8
+void func_with_indirect_arg(A a) {
+  A *p = &a;
+}
+
+// CHECK-LABEL: define void @_Z22test_indirect_arg_autov()
+// CHECK:  %a = alloca %class.A, align 4, addrspace(5)
+// CHECK:  %[[r0:.+]] = addrspacecast %class.A addrspace(5)* %a to %class.A*
+// CHECK:  %agg.tmp = alloca %class.A, align 4, addrspace(5)
+// CHECK:  %[[r1:.+]] = addrspacecast %class.A addrspace(5)* %agg.tmp to %class.A*
+// CHECK:  call void @_ZN1AC1Ev(%class.A* %[[r0]])
+// CHECK:  call void @llvm.memcpy.p0i8.p0i8.i64
+// CHECK:  %[[r4:.+]] = addrspacecast %class.A* %[[r1]] to %class.A addrspace(5)*
+// CHECK:  call void @_Z22func_with_indirect_arg1A(%class.A addrspace(5)* %[[r4]])
+// CHECK:  call void @_ZN1AD1Ev(%class.A* %[[r1]])
+// CHECK:  call void @_Z17func_with_ref_argR1A(%class.A* dereferenceable(4) %[[r0]])
+// CHECK:  call void @_ZN1AD1Ev(%class.A* %[[r0]])
+void test_indirect_arg_auto() {
+  A a;
+  func_with_indirect_arg(a);
+  func_with_ref_arg(a);
+}
+
+// CHECK: define void @_Z24test_indirect_arg_globalv()
+// CHECK:  %agg.tmp = alloca %class.A, align 4, addrspace(5)
+// CHECK:  %[[r0:.+]] = addrspacecast %class.A addrspace(5)* %agg.tmp to %class.A*
+// CHECK:  call void @llvm.memcpy.p0i8.p0i8.i64
+// CHECK:  %[[r2:.+]] = addrspacecast %class.A* %[[r0]] to %class.A addrspace(5)*
+// CHECK:  call void @_Z22func_with_indirect_arg1A(%class.A addrspace(5)* %[[r2]])
+// CHECK:  call void @_ZN1AD1Ev(%class.A* %[[r0]])
+// CHECK:  call void @_Z17func_with_ref_argR1A(%class.A* dereferenceable(4) addrspacecast (%class.A addrspace(1)* @g_a to %class.A*))
+void test_indirect_arg_global() {
+  func_with_indirect_arg(g_a);
+  func_with_ref_arg(g_a);
+}
+
+// CHECK-LABEL: define void @_Z19func_with_byval_arg1B(%class.B addrspace(5)* byval align 4 %b)
+// CHECK:  %p = alloca %class.B*, align 8, addrspace(5)
+// CHECK:  %[[r1:.+]] = addrspacecast %class.B* addrspace(5)* %p to %class.B**
+// CHECK:  %[[r0:.+]] = addrspacecast %class.B addrspace(5)* %b to %class.B*
+// CHECK:  store %class.B* %[[r0]], %class.B** %[[r1]], align 8
+void func_with_byval_arg(B b) {
+  B *p = &b;
+}
+
+// CHECK-LABEL: define void @_Z19test_byval_arg_autov()
+// CHECK:  %b = alloca %class.B, align 4, addrspace(5)
+// CHECK:  %[[r0:.+]] = addrspacecast %class.B addrspace(5)* %b to %class.B*
+// CHECK:  %agg.tmp = alloca %class.B, align 4, addrspace(5)
+// CHECK:  %[[r1:.+]] = addrspacecast %class.B addrspace(5)* %agg.tmp to %class.B*
+// CHECK:  call void @llvm.memcpy.p0i8.p0i8.i64
+// CHECK:  %[[r4:.+]] = addrspacecast %class.B* %[[r1]] to %class.B addrspace(5)*
+// CHECK:  call void @_Z19func_with_byval_arg1B(%class.B addrspace(5)* byval align 4 %[[r4]])
+// CHECK:  call void @_Z17func_with_ref_argR1B(%class.B* dereferenceable(400) %[[r0]])
+void test_byval_arg_auto() {
+  B b;
+  func_with_byval_arg(b);
+  func_with_ref_arg(b);
+}
+
+// CHECK-LABEL: define void @_Z21test_byval_arg_globalv()
+// CHECK:  %agg.tmp = alloca %class.B, align 4, addrspace(5)
+// CHECK:  %[[r0:.+]] = addrspacecast %class.B addrspace(5)* %agg.tmp to %class.B*
+// CHECK:  call void @llvm.memcpy.p0i8.p0i8.i64
+// CHECK:  %[[r2:.+]] = addrspacecast %class.B* %[[r0]] to %class.B addrspace(5)*
+// CHECK:  call void @_Z19func_with_byval_arg1B(%class.B addrspace(5)* byval align 4 %[[r2]])
+// CHECK:  call void @_Z17func_with_ref_argR1B(%class.B* dereferenceable(400) addrspacecast (%class.B addrspace(1)* @g_b to %class.B*))
+void test_byval_arg_global() {
+  func_with_byval_arg(g_b);
+  func_with_ref_arg(g_b);
+}
Index: test/CodeGenOpenCL/addr-space-struct-arg.cl
===================================================================
--- test/CodeGenOpenCL/addr-space-struct-arg.cl
+++ test/CodeGenOpenCL/addr-space-struct-arg.cl
@@ -1,5 +1,6 @@
 // RUN: %clang_cc1 %s -emit-llvm -o - -O0 -finclude-default-header -ffake-address-space-map -triple i686-pc-darwin | FileCheck -enable-var-scope -check-prefixes=COM,X86 %s
-// RUN: %clang_cc1 %s -emit-llvm -o - -O0 -finclude-default-header -triple amdgcn-amdhsa-amd-amdgizcl | FileCheck -enable-var-scope -check-prefixes=COM,AMD %s
+// RUN: %clang_cc1 %s -emit-llvm -o - -O0 -finclude-default-header -triple amdgcn-amdhsa-amd | FileCheck -enable-var-scope -check-prefixes=COM,AMDGCN %s
+// RUN: %clang_cc1 %s -emit-llvm -o - -cl-std=CL2.0 -O0 -finclude-default-header -triple amdgcn-amdhsa-amd | FileCheck -enable-var-scope -check-prefixes=COM,AMDGCN,AMDGCN20 %s
 
 typedef struct {
   int cells[9];
@@ -35,9 +36,12 @@
   int2 y[20];
 };
 
+#if __OPENCL_C_VERSION__ >= 200
+struct LargeStructOneMember g_s;
+#endif
 
 // X86-LABEL: define void @foo(%struct.Mat4X4* noalias sret %agg.result, %struct.Mat3X3* byval align 4 %in)
-// AMD-LABEL: define %struct.Mat4X4 @foo([9 x i32] %in.coerce)
+// AMDGCN-LABEL: define %struct.Mat4X4 @foo([9 x i32] %in.coerce)
 Mat4X4 __attribute__((noinline)) foo(Mat3X3 in) {
   Mat4X4 out;
   return out;
@@ -49,15 +53,15 @@
 // X86: call void @llvm.memcpy.p0i8.p1i8.i32(i8*
 // X86: call void @llvm.memcpy.p1i8.p0i8.i32(i8 addrspace(1)*
 
-// AMD: load [9 x i32], [9 x i32] addrspace(1)*
-// AMD: call %struct.Mat4X4 @foo([9 x i32]
-// AMD: call void @llvm.memcpy.p1i8.p5i8.i64(i8 addrspace(1)*
+// AMDGCN: load [9 x i32], [9 x i32] addrspace(1)*
+// AMDGCN: call %struct.Mat4X4 @foo([9 x i32]
+// AMDGCN: call void @llvm.memcpy.p1i8.p5i8.i64(i8 addrspace(1)*
 kernel void ker(global Mat3X3 *in, global Mat4X4 *out) {
   out[0] = foo(in[1]);
 }
 
 // X86-LABEL: define void @foo_large(%struct.Mat64X64* noalias sret %agg.result, %struct.Mat32X32* byval align 4 %in)
-// AMD-LABEL: define void @foo_large(%struct.Mat64X64 addrspace(5)* noalias sret %agg.result, %struct.Mat32X32 addrspace(5)* byval align 4 %in)
+// AMDGCN-LABEL: define void @foo_large(%struct.Mat64X64 addrspace(5)* noalias sret %agg.result, %struct.Mat32X32 addrspace(5)* byval align 4 %in)
 Mat64X64 __attribute__((noinline)) foo_large(Mat32X32 in) {
   Mat64X64 out;
   return out;
@@ -68,66 +72,97 @@
 // the return value.
 // X86: call void @llvm.memcpy.p0i8.p1i8.i32(i8*
 // X86: call void @llvm.memcpy.p1i8.p0i8.i32(i8 addrspace(1)*
-// AMD: call void @llvm.memcpy.p5i8.p1i8.i64(i8 addrspace(5)*
-// AMD: call void @llvm.memcpy.p1i8.p5i8.i64(i8 addrspace(1)*
+// AMDGCN: call void @llvm.memcpy.p5i8.p1i8.i64(i8 addrspace(5)*
+// AMDGCN: call void @llvm.memcpy.p1i8.p5i8.i64(i8 addrspace(1)*
 kernel void ker_large(global Mat32X32 *in, global Mat64X64 *out) {
   out[0] = foo_large(in[1]);
 }
 
-// AMD-LABEL: define void @FuncOneMember(<2 x i32> %u.coerce)
+// AMDGCN-LABEL: define void @FuncOneMember(<2 x i32> %u.coerce)
 void FuncOneMember(struct StructOneMember u) {
   u.x = (int2)(0, 0);
 }
 
-// AMD-LABEL: define void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval align 8 %u)
+// AMDGCN-LABEL: define void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval align 8 %u)
+// AMDGCN-NOT: addrspacecast
+// AMDGCN:   store <2 x i32> %{{.*}}, <2 x i32> addrspace(5)*
 void FuncOneLargeMember(struct LargeStructOneMember u) {
   u.x[0] = (int2)(0, 0);
 }
 
-// AMD-LABEL: define amdgpu_kernel void @KernelOneMember
-// AMD-SAME:  (<2 x i32> %[[u_coerce:.*]])
-// AMD:  %[[u:.*]] = alloca %struct.StructOneMember, align 8, addrspace(5)
-// AMD:  %[[coerce_dive:.*]] = getelementptr inbounds %struct.StructOneMember, %struct.StructOneMember addrspace(5)* %[[u]], i32 0, i32 0
-// AMD:  store <2 x i32> %[[u_coerce]], <2 x i32> addrspace(5)* %[[coerce_dive]]
-// AMD:  call void @FuncOneMember(<2 x i32>
+// AMDGCN20-LABEL: define void @test_indirect_arg_globl()
+// AMDGCN20:  %[[byval_temp:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
+// AMDGCN20:  %[[r0:.*]] = bitcast %struct.LargeStructOneMember addrspace(5)* %[[byval_temp]] to i8 addrspace(5)*
+// AMDGCN20:  call void @llvm.memcpy.p5i8.p1i8.i64(i8 addrspace(5)* align 8 %[[r0]], i8 addrspace(1)* align 8 bitcast (%struct.LargeStructOneMember addrspace(1)* @g_s to i8 addrspace(1)*), i64 800, i1 false)
+// AMDGCN20:  call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval align 8 %[[byval_temp]])
+#if __OPENCL_C_VERSION__ >= 200
+void test_indirect_arg_globl(void) {
+  FuncOneLargeMember(g_s);
+}
+#endif
+
+// AMDGCN-LABEL: define amdgpu_kernel void @test_indirect_arg_local()
+// AMDGCN: %[[byval_temp:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
+// AMDGCN: %[[r0:.*]] = bitcast %struct.LargeStructOneMember addrspace(5)* %[[byval_temp]] to i8 addrspace(5)*
+// AMDGCN: call void @llvm.memcpy.p5i8.p3i8.i64(i8 addrspace(5)* align 8 %[[r0]], i8 addrspace(3)* align 8 bitcast (%struct.LargeStructOneMember addrspace(3)* @test_indirect_arg_local.l_s to i8 addrspace(3)*), i64 800, i1 false)
+// AMDGCN: call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval align 8 %[[byval_temp]])
+kernel void test_indirect_arg_local(void) {
+  local struct LargeStructOneMember l_s;
+  FuncOneLargeMember(l_s);
+}
+
+// AMDGCN-LABEL: define void @test_indirect_arg_private()
+// AMDGCN: %[[p_s:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
+// AMDGCN-NOT: @llvm.memcpy
+// AMDGCN-NEXT: call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval align 8 %[[p_s]])
+void test_indirect_arg_private(void) {
+  struct LargeStructOneMember p_s;
+  FuncOneLargeMember(p_s);
+}
+
+// AMDGCN-LABEL: define amdgpu_kernel void @KernelOneMember
+// AMDGCN-SAME:  (<2 x i32> %[[u_coerce:.*]])
+// AMDGCN:  %[[u:.*]] = alloca %struct.StructOneMember, align 8, addrspace(5)
+// AMDGCN:  %[[coerce_dive:.*]] = getelementptr inbounds %struct.StructOneMember, %struct.StructOneMember addrspace(5)* %[[u]], i32 0, i32 0
+// AMDGCN:  store <2 x i32> %[[u_coerce]], <2 x i32> addrspace(5)* %[[coerce_dive]]
+// AMDGCN:  call void @FuncOneMember(<2 x i32>
 kernel void KernelOneMember(struct StructOneMember u) {
   FuncOneMember(u);
 }
 
-// AMD-LABEL: define amdgpu_kernel void @KernelLargeOneMember(
-// AMD:  %[[U:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
-// AMD:  store %struct.LargeStructOneMember %u.coerce, %struct.LargeStructOneMember addrspace(5)* %[[U]], align 8
-// AMD:  call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval align 8 %[[U]])
+// AMDGCN-LABEL: define amdgpu_kernel void @KernelLargeOneMember(
+// AMDGCN:  %[[U:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
+// AMDGCN:  store %struct.LargeStructOneMember %u.coerce, %struct.LargeStructOneMember addrspace(5)* %[[U]], align 8
+// AMDGCN:  call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval align 8 %[[U]])
 kernel void KernelLargeOneMember(struct LargeStructOneMember u) {
   FuncOneLargeMember(u);
 }
 
-// AMD-LABEL: define void @FuncTwoMember(<2 x i32> %u.coerce0, <2 x i32> %u.coerce1)
+// AMDGCN-LABEL: define void @FuncTwoMember(<2 x i32> %u.coerce0, <2 x i32> %u.coerce1)
 void FuncTwoMember(struct StructTwoMember u) {
   u.y = (int2)(0, 0);
 }
 
-// AMD-LABEL: define void @FuncLargeTwoMember(%struct.LargeStructTwoMember addrspace(5)* byval align 8 %u)
+// AMDGCN-LABEL: define void @FuncLargeTwoMember(%struct.LargeStructTwoMember addrspace(5)* byval align 8 %u)
 void FuncLargeTwoMember(struct LargeStructTwoMember u) {
   u.y[0] = (int2)(0, 0);
 }
 
-
-// AMD-LABEL: define amdgpu_kernel void @KernelTwoMember
-// AMD-SAME:  (%struct.StructTwoMember %[[u_coerce:.*]])
-// AMD:  %[[u:.*]] = alloca %struct.StructTwoMember, align 8, addrspace(5)
-// AMD: %[[LD0:.*]] = load <2 x i32>, <2 x i32> addrspace(5)*
-// AMD: %[[LD1:.*]] = load <2 x i32>, <2 x i32> addrspace(5)*
-// AMD: call void @FuncTwoMember(<2 x i32> %[[LD0]], <2 x i32> %[[LD1]])
+// AMDGCN-LABEL: define amdgpu_kernel void @KernelTwoMember
+// AMDGCN-SAME:  (%struct.StructTwoMember %[[u_coerce:.*]])
+// AMDGCN:  %[[u:.*]] = alloca %struct.StructTwoMember, align 8, addrspace(5)
+// AMDGCN: %[[LD0:.*]] = load <2 x i32>, <2 x i32> addrspace(5)*
+// AMDGCN: %[[LD1:.*]] = load <2 x i32>, <2 x i32> addrspace(5)*
+// AMDGCN: call void @FuncTwoMember(<2 x i32> %[[LD0]], <2 x i32> %[[LD1]])
 kernel void KernelTwoMember(struct StructTwoMember u) {
   FuncTwoMember(u);
 }
 
-// AMD-LABEL: define amdgpu_kernel void @KernelLargeTwoMember
-// AMD-SAME:  (%struct.LargeStructTwoMember %[[u_coerce:.*]])
-// AMD:  %[[u:.*]] = alloca %struct.LargeStructTwoMember, align 8, addrspace(5)
-// AMD:  store %struct.LargeStructTwoMember %[[u_coerce]], %struct.LargeStructTwoMember addrspace(5)* %[[u]]
-// AMD:  call void @FuncLargeTwoMember(%struct.LargeStructTwoMember addrspace(5)* byval align 8 %[[u]])
+// AMDGCN-LABEL: define amdgpu_kernel void @KernelLargeTwoMember
+// AMDGCN-SAME:  (%struct.LargeStructTwoMember %[[u_coerce:.*]])
+// AMDGCN:  %[[u:.*]] = alloca %struct.LargeStructTwoMember, align 8, addrspace(5)
+// AMDGCN:  store %struct.LargeStructTwoMember %[[u_coerce]], %struct.LargeStructTwoMember addrspace(5)* %[[u]]
+// AMDGCN:  call void @FuncLargeTwoMember(%struct.LargeStructTwoMember addrspace(5)* byval align 8 %[[u]])
 kernel void KernelLargeTwoMember(struct LargeStructTwoMember u) {
   FuncLargeTwoMember(u);
 }
Index: test/CodeGenOpenCL/byval.cl
===================================================================
--- test/CodeGenOpenCL/byval.cl
+++ test/CodeGenOpenCL/byval.cl
@@ -1,5 +1,4 @@
 // RUN: %clang_cc1 -emit-llvm -o - -triple amdgcn %s | FileCheck %s
-// RUN: %clang_cc1 -emit-llvm -o - -triple amdgcn---opencl %s | FileCheck %s
 
 struct A {
   int x[100];