| // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm < %s | FileCheck %s |
| |
| // CHECK: @foo = common addrspace(1) global |
| int foo __attribute__((address_space(1))); |
| |
| // CHECK: @ban = common addrspace(1) global |
| int ban[10] __attribute__((address_space(1))); |
| |
| // CHECK-LABEL: define i32 @test1() |
| // CHECK: load i32, i32 addrspace(1)* @foo |
| int test1() { return foo; } |
| |
| // CHECK-LABEL: define i32 @test2(i32 %i) |
| // CHECK: load i32, i32 addrspace(1)* |
| // CHECK-NEXT: ret i32 |
| int test2(int i) { return ban[i]; } |
| |
| // Both A and B point into addrspace(2). |
| __attribute__((address_space(2))) int *A, *B; |
| |
| // CHECK-LABEL: define void @test3() |
| // CHECK: load i32 addrspace(2)*, i32 addrspace(2)** @B |
| // CHECK: load i32, i32 addrspace(2)* |
| // CHECK: load i32 addrspace(2)*, i32 addrspace(2)** @A |
| // CHECK: store i32 {{.*}}, i32 addrspace(2)* |
| void test3() { |
| *A = *B; |
| } |
| |
| // PR7437 |
| typedef struct { |
| float aData[1]; |
| } MyStruct; |
| |
| // CHECK-LABEL: define void @test4( |
| // CHECK: call void @llvm.memcpy.p0i8.p2i8 |
| // CHECK: call void @llvm.memcpy.p2i8.p0i8 |
| void test4(MyStruct __attribute__((address_space(2))) *pPtr) { |
| MyStruct s = pPtr[0]; |
| pPtr[0] = s; |
| } |
