| // RUN: clang-cc -emit-llvm < %s -o - | FileCheck %s |
| // CHECK:%struct.S = type { i32, i32 } |
| // CHECK:define void @test_addrspace(%struct.S addrspace(1)* %p1, %struct.S addrspace(2)* %p2) nounwind |
| // CHECK: [[p1addr:%.*]] = alloca %struct.S addrspace(1)* ; <%struct.S addrspace(1)**> [#uses=3] |
| // CHECK: [[p2addr:%.*]] = alloca %struct.S addrspace(2)* ; <%struct.S addrspace(2)**> [#uses=3] |
| // CHECK: store %struct.S addrspace(1)* %p1, %struct.S addrspace(1)** [[p1addr]] |
| // CHECK: store %struct.S addrspace(2)* %p2, %struct.S addrspace(2)** [[p2addr]] |
| // CHECK: [[t0:%.*]] = load %struct.S addrspace(2)** [[p2addr]] ; <%struct.S addrspace(2)*> [#uses=1] |
| // CHECK: [[t1:%.*]] = getelementptr inbounds %struct.S addrspace(2)* [[t0]], i32 0, i32 1 ; <i32 addrspace(2)*> [#uses=1] |
| // CHECK: [[t2:%.*]] = load i32 addrspace(2)* [[t1]] ; <i32> [#uses=1] |
| // CHECK: [[t3:%.*]] = load %struct.S addrspace(1)** [[p1addr]] ; <%struct.S addrspace(1)*> [#uses=1] |
| // CHECK: [[t4:%.*]] = getelementptr inbounds %struct.S addrspace(1)* [[t3]], i32 0, i32 0 ; <i32 addrspace(1)*> [#uses=1] |
| // CHECK: store i32 [[t2]], i32 addrspace(1)* [[t4]] |
| // CHECK: [[t5:%.*]] = load %struct.S addrspace(2)** [[p2addr]] ; <%struct.S addrspace(2)*> [#uses=1] |
| // CHECK: [[t6:%.*]] = getelementptr inbounds %struct.S addrspace(2)* [[t5]], i32 0, i32 0 ; <i32 addrspace(2)*> [#uses=1] |
| // CHECK: [[t7:%.*]] = load i32 addrspace(2)* [[t6]] ; <i32> [#uses=1] |
| // CHECK: [[t8:%.*]] = load %struct.S addrspace(1)** [[p1addr]] ; <%struct.S addrspace(1)*> [#uses=1] |
| // CHECK: [[t9:%.*]] = getelementptr inbounds %struct.S addrspace(1)* [[t8]], i32 0, i32 1 ; <i32 addrspace(1)*> [#uses=1] |
| // CHECK: store i32 [[t7]], i32 addrspace(1)* [[t9]] |
| // CHECK: ret void |
| // CHECK:} |
| |
| // Check that we don't lose the address space when accessing a member |
| // of a structure. |
| |
| #define __addr1 __attribute__((address_space(1))) |
| #define __addr2 __attribute__((address_space(2))) |
| |
| typedef struct S { |
| int a; |
| int b; |
| } S; |
| |
| void test_addrspace(__addr1 S* p1, __addr2 S*p2) { |
| // swap |
| p1->a = p2->b; |
| p1->b = p2->a; |
| } |