| // compile-flags: -O -C no-prepopulate-passes |
| |
| #![crate_type = "lib"] |
| |
| // CHECK-LABEL: @array_load |
| #[no_mangle] |
| pub fn array_load(a: &[u8; 4]) -> [u8; 4] { |
| // CHECK: %_0 = alloca [4 x i8], align 1 |
| // CHECK: %[[TEMP1:.+]] = load <4 x i8>, ptr %a, align 1 |
| // CHECK: store <4 x i8> %[[TEMP1]], ptr %_0, align 1 |
| // CHECK: %[[TEMP2:.+]] = load i32, ptr %_0, align 1 |
| // CHECK: ret i32 %[[TEMP2]] |
| *a |
| } |
| |
| // CHECK-LABEL: @array_store |
| #[no_mangle] |
| pub fn array_store(a: [u8; 4], p: &mut [u8; 4]) { |
| // CHECK: %a = alloca [4 x i8] |
| // CHECK: %[[TEMP:.+]] = load <4 x i8>, ptr %a, align 1 |
| // CHECK-NEXT: store <4 x i8> %[[TEMP]], ptr %p, align 1 |
| *p = a; |
| } |
| |
| // CHECK-LABEL: @array_copy |
| #[no_mangle] |
| pub fn array_copy(a: &[u8; 4], p: &mut [u8; 4]) { |
| // CHECK: %[[LOCAL:.+]] = alloca [4 x i8], align 1 |
| // CHECK: %[[TEMP1:.+]] = load <4 x i8>, ptr %a, align 1 |
| // CHECK: store <4 x i8> %[[TEMP1]], ptr %[[LOCAL]], align 1 |
| // CHECK: %[[TEMP2:.+]] = load <4 x i8>, ptr %[[LOCAL]], align 1 |
| // CHECK: store <4 x i8> %[[TEMP2]], ptr %p, align 1 |
| *p = *a; |
| } |
