| // This test checks that jumps generated by logical operators can be optimized away |
| |
| // compile-flags: -Copt-level=3 |
| // only-64bit |
| |
| #![crate_type="lib"] |
| |
| pub struct Blueprint { |
| pub fuel_tank_size: u32, |
| pub payload: u32, |
| pub wheel_diameter: u32, |
| pub wheel_width: u32, |
| pub storage: u32, |
| } |
| |
| // && chains should not prevent SIMD optimizations for primitives |
| impl PartialEq for Blueprint{ |
| fn eq(&self, other: &Self)->bool{ |
| // CHECK-NOT: call{{.*}}bcmp |
| // CHECK-NOT: call{{.*}}memcmp |
| // CHECK-NOT: br {{.*}} |
| self.fuel_tank_size == other.fuel_tank_size |
| && self.payload == other.payload |
| && self.wheel_diameter == other.wheel_diameter |
| && self.wheel_width == other.wheel_width |
| && self.storage == other.storage |
| } |
| } |
| |
| #[derive(PartialEq)] |
| pub struct Blueprint2 { |
| pub fuel_tank_size: u32, |
| pub payload: u32, |
| pub wheel_diameter: u32, |
| pub wheel_width: u32, |
| pub storage: u32, |
| } |
| |
| // Derived PartialEq should not generate jumps and should use SIMD |
| #[no_mangle] |
| pub fn partial_eq_should_not_jump(a: &Blueprint2, b:&Blueprint2)->bool{ |
| // CHECK-NOT: call{{.*}}bcmp |
| // CHECK-NOT: call{{.*}}memcmp |
| // CHECK-NOT: br {{.*}} |
| a==b |
| } |
