diff options
Diffstat (limited to 'vendor/packed_simd_2/src/codegen/math/float/mul_adde.rs')
-rw-r--r-- | vendor/packed_simd_2/src/codegen/math/float/mul_adde.rs | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/vendor/packed_simd_2/src/codegen/math/float/mul_adde.rs b/vendor/packed_simd_2/src/codegen/math/float/mul_adde.rs deleted file mode 100644 index c0baeacec..000000000 --- a/vendor/packed_simd_2/src/codegen/math/float/mul_adde.rs +++ /dev/null @@ -1,60 +0,0 @@ -//! Approximation for floating-point `mul_add` -use crate::*; - -// FIXME: 64-bit 1 element mul_adde - -pub(crate) trait MulAddE { - fn mul_adde(self, y: Self, z: Self) -> Self; -} - -#[cfg(not(target_arch = "s390x"))] -#[allow(improper_ctypes)] -extern "C" { - #[link_name = "llvm.fmuladd.v2f32"] - fn fmuladd_v2f32(x: f32x2, y: f32x2, z: f32x2) -> f32x2; - #[link_name = "llvm.fmuladd.v4f32"] - fn fmuladd_v4f32(x: f32x4, y: f32x4, z: f32x4) -> f32x4; - #[link_name = "llvm.fmuladd.v8f32"] - fn fmuladd_v8f32(x: f32x8, y: f32x8, z: f32x8) -> f32x8; - #[link_name = "llvm.fmuladd.v16f32"] - fn fmuladd_v16f32(x: f32x16, y: f32x16, z: f32x16) -> f32x16; - /* FIXME 64-bit single elem vectors - #[link_name = "llvm.fmuladd.v1f64"] - fn fmuladd_v1f64(x: f64x1, y: f64x1, z: f64x1) -> f64x1; - */ - #[link_name = "llvm.fmuladd.v2f64"] - fn fmuladd_v2f64(x: f64x2, y: f64x2, z: f64x2) -> f64x2; - #[link_name = "llvm.fmuladd.v4f64"] - fn fmuladd_v4f64(x: f64x4, y: f64x4, z: f64x4) -> f64x4; - #[link_name = "llvm.fmuladd.v8f64"] - fn fmuladd_v8f64(x: f64x8, y: f64x8, z: f64x8) -> f64x8; -} - -macro_rules! impl_mul_adde { - ($id:ident : $fn:ident) => { - impl MulAddE for $id { - #[inline] - fn mul_adde(self, y: Self, z: Self) -> Self { - #[cfg(not(target_arch = "s390x"))] - { - use crate::mem::transmute; - unsafe { transmute($fn(transmute(self), transmute(y), transmute(z))) } - } - #[cfg(target_arch = "s390x")] - { - // FIXME: https://github.com/rust-lang-nursery/packed_simd/issues/14 - self * y + z - } - } - } - }; -} - -impl_mul_adde!(f32x2: fmuladd_v2f32); -impl_mul_adde!(f32x4: fmuladd_v4f32); -impl_mul_adde!(f32x8: fmuladd_v8f32); -impl_mul_adde!(f32x16: fmuladd_v16f32); -// impl_mul_adde!(f64x1: fma_v1f64); // FIXME 64-bit fmagle elem vectors -impl_mul_adde!(f64x2: fmuladd_v2f64); -impl_mul_adde!(f64x4: fmuladd_v4f64); -impl_mul_adde!(f64x8: fmuladd_v8f64); |