diff options
Diffstat (limited to 'library/stdarch/crates/core_arch/src/x86/sse2.rs')
| -rw-r--r-- | library/stdarch/crates/core_arch/src/x86/sse2.rs | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/library/stdarch/crates/core_arch/src/x86/sse2.rs b/library/stdarch/crates/core_arch/src/x86/sse2.rs index 3e79b3539..cde4bc316 100644 --- a/library/stdarch/crates/core_arch/src/x86/sse2.rs +++ b/library/stdarch/crates/core_arch/src/x86/sse2.rs @@ -203,7 +203,9 @@ pub unsafe fn _mm_madd_epi16(a: __m128i, b: __m128i) -> __m128i { #[cfg_attr(test, assert_instr(pmaxsw))] #[stable(feature = "simd_x86", since = "1.27.0")] pub unsafe fn _mm_max_epi16(a: __m128i, b: __m128i) -> __m128i { - transmute(pmaxsw(a.as_i16x8(), b.as_i16x8())) + let a = a.as_i16x8(); + let b = b.as_i16x8(); + transmute(simd_select::<i16x8, _>(simd_gt(a, b), a, b)) } /// Compares packed unsigned 8-bit integers in `a` and `b`, and returns the @@ -215,7 +217,9 @@ pub unsafe fn _mm_max_epi16(a: __m128i, b: __m128i) -> __m128i { #[cfg_attr(test, assert_instr(pmaxub))] #[stable(feature = "simd_x86", since = "1.27.0")] pub unsafe fn _mm_max_epu8(a: __m128i, b: __m128i) -> __m128i { - transmute(pmaxub(a.as_u8x16(), b.as_u8x16())) + let a = a.as_u8x16(); + let b = b.as_u8x16(); + transmute(simd_select::<i8x16, _>(simd_gt(a, b), a, b)) } /// Compares packed 16-bit integers in `a` and `b`, and returns the packed @@ -227,7 +231,9 @@ pub unsafe fn _mm_max_epu8(a: __m128i, b: __m128i) -> __m128i { #[cfg_attr(test, assert_instr(pminsw))] #[stable(feature = "simd_x86", since = "1.27.0")] pub unsafe fn _mm_min_epi16(a: __m128i, b: __m128i) -> __m128i { - transmute(pminsw(a.as_i16x8(), b.as_i16x8())) + let a = a.as_i16x8(); + let b = b.as_i16x8(); + transmute(simd_select::<i16x8, _>(simd_lt(a, b), a, b)) } /// Compares packed unsigned 8-bit integers in `a` and `b`, and returns the @@ -239,7 +245,9 @@ pub unsafe fn _mm_min_epi16(a: __m128i, b: __m128i) -> __m128i { #[cfg_attr(test, assert_instr(pminub))] #[stable(feature = "simd_x86", since = "1.27.0")] pub unsafe fn _mm_min_epu8(a: __m128i, b: __m128i) -> __m128i { - transmute(pminub(a.as_u8x16(), b.as_u8x16())) + let a = a.as_u8x16(); + let b = b.as_u8x16(); + transmute(simd_select::<i8x16, _>(simd_lt(a, b), a, b)) } /// Multiplies the packed 16-bit integers in `a` and `b`. @@ -1378,7 +1386,9 @@ pub unsafe fn _mm_insert_epi16<const IMM8: i32>(a: __m128i, i: i32) -> __m128i { #[cfg_attr(test, assert_instr(pmovmskb))] #[stable(feature = "simd_x86", since = "1.27.0")] pub unsafe fn _mm_movemask_epi8(a: __m128i) -> i32 { - simd_bitmask::<_, u16>(a.as_i8x16()) as u32 as i32 + let z = i8x16::splat(0); + let m: i8x16 = simd_lt(a.as_i8x16(), z); + simd_bitmask::<_, u16>(m) as u32 as i32 } /// Shuffles 32-bit integers in `a` using the control in `IMM8`. @@ -1409,7 +1419,7 @@ pub unsafe fn _mm_shuffle_epi32<const IMM8: i32>(a: __m128i) -> __m128i { /// `IMM8`. /// /// Put the results in the high 64 bits of the returned vector, with the low 64 -/// bits being copied from from `a`. +/// bits being copied from `a`. /// /// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_shufflehi_epi16) #[inline] @@ -1441,7 +1451,7 @@ pub unsafe fn _mm_shufflehi_epi16<const IMM8: i32>(a: __m128i) -> __m128i { /// `IMM8`. /// /// Put the results in the low 64 bits of the returned vector, with the high 64 -/// bits being copied from from `a`. +/// bits being copied from `a`. /// /// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_shufflelo_epi16) #[inline] @@ -2796,14 +2806,6 @@ extern "C" { fn pavgw(a: u16x8, b: u16x8) -> u16x8; #[link_name = "llvm.x86.sse2.pmadd.wd"] fn pmaddwd(a: i16x8, b: i16x8) -> i32x4; - #[link_name = "llvm.x86.sse2.pmaxs.w"] - fn pmaxsw(a: i16x8, b: i16x8) -> i16x8; - #[link_name = "llvm.x86.sse2.pmaxu.b"] - fn pmaxub(a: u8x16, b: u8x16) -> u8x16; - #[link_name = "llvm.x86.sse2.pmins.w"] - fn pminsw(a: i16x8, b: i16x8) -> i16x8; - #[link_name = "llvm.x86.sse2.pminu.b"] - fn pminub(a: u8x16, b: u8x16) -> u8x16; #[link_name = "llvm.x86.sse2.pmulh.w"] fn pmulhw(a: i16x8, b: i16x8) -> i16x8; #[link_name = "llvm.x86.sse2.pmulhu.w"] |