You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
95 lines
4.1 KiB
95 lines
4.1 KiB
// RUN: %clang_cc1 -O0 -triple amdgcn -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* nonnull align 4 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* nonnull align 4 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(%class.B) 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(%class.B) align 4 %[[r4]])
|
|
// CHECK: call void @_Z17func_with_ref_argR1B(%class.B* nonnull align 4 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(%class.B) align 4 %[[r2]])
|
|
// CHECK: call void @_Z17func_with_ref_argR1B(%class.B* nonnull align 4 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);
|
|
}
|