| //! Vertical (lane-wise) vector-vector arithmetic operations. |
| |
| macro_rules! impl_ops_vector_arithmetic { |
| ([$elem_ty:ident; $elem_count:expr]: $id:ident | $test_tt:tt) => { |
| impl crate::ops::Add for $id { |
| type Output = Self; |
| #[inline] |
| fn add(self, other: Self) -> Self { |
| use crate::llvm::simd_add; |
| unsafe { Simd(simd_add(self.0, other.0)) } |
| } |
| } |
| |
| impl crate::ops::Sub for $id { |
| type Output = Self; |
| #[inline] |
| fn sub(self, other: Self) -> Self { |
| use crate::llvm::simd_sub; |
| unsafe { Simd(simd_sub(self.0, other.0)) } |
| } |
| } |
| |
| impl crate::ops::Mul for $id { |
| type Output = Self; |
| #[inline] |
| fn mul(self, other: Self) -> Self { |
| use crate::llvm::simd_mul; |
| unsafe { Simd(simd_mul(self.0, other.0)) } |
| } |
| } |
| |
| impl crate::ops::Div for $id { |
| type Output = Self; |
| #[inline] |
| fn div(self, other: Self) -> Self { |
| use crate::llvm::simd_div; |
| unsafe { Simd(simd_div(self.0, other.0)) } |
| } |
| } |
| |
| impl crate::ops::Rem for $id { |
| type Output = Self; |
| #[inline] |
| fn rem(self, other: Self) -> Self { |
| use crate::llvm::simd_rem; |
| unsafe { Simd(simd_rem(self.0, other.0)) } |
| } |
| } |
| |
| impl crate::ops::AddAssign for $id { |
| #[inline] |
| fn add_assign(&mut self, other: Self) { |
| *self = *self + other; |
| } |
| } |
| |
| impl crate::ops::SubAssign for $id { |
| #[inline] |
| fn sub_assign(&mut self, other: Self) { |
| *self = *self - other; |
| } |
| } |
| |
| impl crate::ops::MulAssign for $id { |
| #[inline] |
| fn mul_assign(&mut self, other: Self) { |
| *self = *self * other; |
| } |
| } |
| |
| impl crate::ops::DivAssign for $id { |
| #[inline] |
| fn div_assign(&mut self, other: Self) { |
| *self = *self / other; |
| } |
| } |
| |
| impl crate::ops::RemAssign for $id { |
| #[inline] |
| fn rem_assign(&mut self, other: Self) { |
| *self = *self % other; |
| } |
| } |
| |
| test_if!{ |
| $test_tt: |
| paste::item! { |
| pub mod [<$id _ops_vector_arith>] { |
| use super::*; |
| #[cfg_attr(not(target_arch = "wasm32"), test)] #[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)] |
| fn ops_vector_arithmetic() { |
| let z = $id::splat(0 as $elem_ty); |
| let o = $id::splat(1 as $elem_ty); |
| let t = $id::splat(2 as $elem_ty); |
| let f = $id::splat(4 as $elem_ty); |
| |
| // add |
| assert_eq!(z + z, z); |
| assert_eq!(o + z, o); |
| assert_eq!(t + z, t); |
| assert_eq!(t + t, f); |
| // sub |
| assert_eq!(z - z, z); |
| assert_eq!(o - z, o); |
| assert_eq!(t - z, t); |
| assert_eq!(f - t, t); |
| assert_eq!(f - o - o, t); |
| // mul |
| assert_eq!(z * z, z); |
| assert_eq!(z * o, z); |
| assert_eq!(z * t, z); |
| assert_eq!(o * t, t); |
| assert_eq!(t * t, f); |
| // div |
| assert_eq!(z / o, z); |
| assert_eq!(t / o, t); |
| assert_eq!(f / o, f); |
| assert_eq!(t / t, o); |
| assert_eq!(f / t, t); |
| // rem |
| assert_eq!(o % o, z); |
| assert_eq!(f % t, z); |
| |
| { |
| let mut v = z; |
| assert_eq!(v, z); |
| v += o; // add_assign |
| assert_eq!(v, o); |
| v -= o; // sub_assign |
| assert_eq!(v, z); |
| v = t; |
| v *= o; // mul_assign |
| assert_eq!(v, t); |
| v *= t; |
| assert_eq!(v, f); |
| v /= o; // div_assign |
| assert_eq!(v, f); |
| v /= t; |
| assert_eq!(v, t); |
| v %= t; // rem_assign |
| assert_eq!(v, z); |
| } |
| } |
| } |
| } |
| } |
| }; |
| } |
