diff options
Diffstat (limited to 'third_party/rust/packed_simd/src/codegen/reductions/mask/x86/avx.rs')
-rw-r--r-- | third_party/rust/packed_simd/src/codegen/reductions/mask/x86/avx.rs | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/third_party/rust/packed_simd/src/codegen/reductions/mask/x86/avx.rs b/third_party/rust/packed_simd/src/codegen/reductions/mask/x86/avx.rs deleted file mode 100644 index 61f352d228..0000000000 --- a/third_party/rust/packed_simd/src/codegen/reductions/mask/x86/avx.rs +++ /dev/null @@ -1,95 +0,0 @@ -//! Mask reductions implementation for `x86` and `x86_64` targets with `AVX` - -/// `x86`/`x86_64` 256-bit `AVX` implementation -/// FIXME: it might be faster here to do two `_mm_movmask_epi8` -#[cfg(target_feature = "avx")] -macro_rules! x86_m8x32_avx_impl { - ($id:ident) => { - impl All for $id { - #[inline] - #[target_feature(enable = "avx")] - unsafe fn all(self) -> bool { - #[cfg(target_arch = "x86")] - use crate::arch::x86::_mm256_testc_si256; - #[cfg(target_arch = "x86_64")] - use crate::arch::x86_64::_mm256_testc_si256; - _mm256_testc_si256(crate::mem::transmute(self), crate::mem::transmute($id::splat(true))) != 0 - } - } - impl Any for $id { - #[inline] - #[target_feature(enable = "avx")] - unsafe fn any(self) -> bool { - #[cfg(target_arch = "x86")] - use crate::arch::x86::_mm256_testz_si256; - #[cfg(target_arch = "x86_64")] - use crate::arch::x86_64::_mm256_testz_si256; - _mm256_testz_si256(crate::mem::transmute(self), crate::mem::transmute(self)) == 0 - } - } - }; -} - -/// `x86`/`x86_64` 256-bit m32x8 `AVX` implementation -macro_rules! x86_m32x8_avx_impl { - ($id:ident) => { - impl All for $id { - #[inline] - #[target_feature(enable = "sse")] - unsafe fn all(self) -> bool { - #[cfg(target_arch = "x86")] - use crate::arch::x86::_mm256_movemask_ps; - #[cfg(target_arch = "x86_64")] - use crate::arch::x86_64::_mm256_movemask_ps; - // _mm256_movemask_ps(a) creates a 8bit mask containing the - // most significant bit of each lane of `a`. If all bits are - // set, then all 8 lanes of the mask are true. - _mm256_movemask_ps(crate::mem::transmute(self)) == 0b_1111_1111_i32 - } - } - impl Any for $id { - #[inline] - #[target_feature(enable = "sse")] - unsafe fn any(self) -> bool { - #[cfg(target_arch = "x86")] - use crate::arch::x86::_mm256_movemask_ps; - #[cfg(target_arch = "x86_64")] - use crate::arch::x86_64::_mm256_movemask_ps; - - _mm256_movemask_ps(crate::mem::transmute(self)) != 0 - } - } - }; -} - -/// `x86`/`x86_64` 256-bit m64x4 `AVX` implementation -macro_rules! x86_m64x4_avx_impl { - ($id:ident) => { - impl All for $id { - #[inline] - #[target_feature(enable = "sse")] - unsafe fn all(self) -> bool { - #[cfg(target_arch = "x86")] - use crate::arch::x86::_mm256_movemask_pd; - #[cfg(target_arch = "x86_64")] - use crate::arch::x86_64::_mm256_movemask_pd; - // _mm256_movemask_pd(a) creates a 4bit mask containing the - // most significant bit of each lane of `a`. If all bits are - // set, then all 4 lanes of the mask are true. - _mm256_movemask_pd(crate::mem::transmute(self)) == 0b_1111_i32 - } - } - impl Any for $id { - #[inline] - #[target_feature(enable = "sse")] - unsafe fn any(self) -> bool { - #[cfg(target_arch = "x86")] - use crate::arch::x86::_mm256_movemask_pd; - #[cfg(target_arch = "x86_64")] - use crate::arch::x86_64::_mm256_movemask_pd; - - _mm256_movemask_pd(crate::mem::transmute(self)) != 0 - } - } - }; -} |