1 // RUN: %clang_cc1 -emit-llvm -triple x86_64-apple-darwin10 < %s -o - | FileCheck %s
2 // CHECK:%struct.S = type { i32, i32 }
3 // CHECK:define void @test_addrspace(%struct.S addrspace(1)* %p1, %struct.S addrspace(2)* %p2) [[NUW:#[0-9]+]]
4 // CHECK: [[p1addr:%.*]] = alloca %struct.S addrspace(1)*
5 // CHECK: [[p2addr:%.*]] = alloca %struct.S addrspace(2)*
6 // CHECK: store %struct.S addrspace(1)* %p1, %struct.S addrspace(1)** [[p1addr]]
7 // CHECK: store %struct.S addrspace(2)* %p2, %struct.S addrspace(2)** [[p2addr]]
8 // CHECK: [[t0:%.*]] = load %struct.S addrspace(2)*, %struct.S addrspace(2)** [[p2addr]], align 8
9 // CHECK: [[t1:%.*]] = getelementptr inbounds %struct.S, %struct.S addrspace(2)* [[t0]], i32 0, i32 1
10 // CHECK: [[t2:%.*]] = load i32, i32 addrspace(2)* [[t1]], align 4
11 // CHECK: [[t3:%.*]] = load %struct.S addrspace(1)*, %struct.S addrspace(1)** [[p1addr]], align 8
12 // CHECK: [[t4:%.*]] = getelementptr inbounds %struct.S, %struct.S addrspace(1)* [[t3]], i32 0, i32 0
13 // CHECK: store i32 [[t2]], i32 addrspace(1)* [[t4]], align 4
14 // CHECK: [[t5:%.*]] = load %struct.S addrspace(2)*, %struct.S addrspace(2)** [[p2addr]], align 8
15 // CHECK: [[t6:%.*]] = getelementptr inbounds %struct.S, %struct.S addrspace(2)* [[t5]], i32 0, i32 0
16 // CHECK: [[t7:%.*]] = load i32, i32 addrspace(2)* [[t6]], align 4
17 // CHECK: [[t8:%.*]] = load %struct.S addrspace(1)*, %struct.S addrspace(1)** [[p1addr]], align 8
18 // CHECK: [[t9:%.*]] = getelementptr inbounds %struct.S, %struct.S addrspace(1)* [[t8]], i32 0, i32 1
19 // CHECK: store i32 [[t7]], i32 addrspace(1)* [[t9]], align 4
20 // CHECK: ret void
21 // CHECK:}
22
23 // Check that we don't lose the address space when accessing a member
24 // of a structure.
25
26 #define __addr1 __attribute__((address_space(1)))
27 #define __addr2 __attribute__((address_space(2)))
28
29 typedef struct S {
30 int a;
31 int b;
32 } S;
33
test_addrspace(__addr1 S * p1,__addr2 S * p2)34 void test_addrspace(__addr1 S* p1, __addr2 S*p2) {
35 // swap
36 p1->a = p2->b;
37 p1->b = p2->a;
38 }
39
40 // CHECK: attributes [[NUW]] = { nounwind{{.*}} }
41