| //@ compile-flags: -C no-prepopulate-passes -Z mir-opt-level=0 |
| // |
| |
| #![crate_type = "lib"] |
| |
| #[repr(align(64))] |
| pub struct Align64(i32); |
| |
| pub struct Nested64 { |
| a: Align64, |
| b: i32, |
| c: i32, |
| d: i8, |
| } |
| |
| pub enum Enum4 { |
| A(i32), |
| B(i32), |
| } |
| |
| pub enum Enum64 { |
| A(Align64), |
| B(i32), |
| } |
| |
| // CHECK-LABEL: @align64 |
| #[no_mangle] |
| pub fn align64(i : i32) -> Align64 { |
| // CHECK: %a64 = alloca %Align64, align 64 |
| // CHECK: call void @llvm.memcpy.{{.*}}(ptr align 64 %{{.*}}, ptr align 64 %{{.*}}, i{{[0-9]+}} 64, i1 false) |
| let a64 = Align64(i); |
| a64 |
| } |
| |
| // For issue 54028: make sure that we are specifying the correct alignment for fields of aligned |
| // structs |
| // CHECK-LABEL: @align64_load |
| #[no_mangle] |
| pub fn align64_load(a: Align64) -> i32 { |
| // CHECK: {{%.*}} = load i32, ptr {{%.*}}, align 64 |
| a.0 |
| } |
| |
| // CHECK-LABEL: @nested64 |
| #[no_mangle] |
| pub fn nested64(a: Align64, b: i32, c: i32, d: i8) -> Nested64 { |
| // CHECK: %n64 = alloca %Nested64, align 64 |
| let n64 = Nested64 { a, b, c, d }; |
| n64 |
| } |
| |
| // CHECK-LABEL: @enum4 |
| #[no_mangle] |
| pub fn enum4(a: i32) -> Enum4 { |
| // CHECK: %e4 = alloca %Enum4, align 4 |
| let e4 = Enum4::A(a); |
| e4 |
| } |
| |
| // CHECK-LABEL: @enum64 |
| #[no_mangle] |
| pub fn enum64(a: Align64) -> Enum64 { |
| // CHECK: %e64 = alloca %Enum64, align 64 |
| let e64 = Enum64::A(a); |
| e64 |
| } |
