From 4af10e89a450ab6ef2314b1a7eb0fb119de6d091 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9my=20Rakic?= Date: Thu, 4 Mar 2021 22:38:29 +0100 Subject: [PATCH] convert `_mm_mask_cmp_epu8_mask` to const generics --- .../crates/core_arch/src/x86/avx512bw.rs | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) diff --git a/library/stdarch/crates/core_arch/src/x86/avx512bw.rs b/library/stdarch/crates/core_arch/src/x86/avx512bw.rs index 4f1c271401a6..e011cb4749cd 100644 --- a/library/stdarch/crates/core_arch/src/x86/avx512bw.rs +++ b/library/stdarch/crates/core_arch/src/x86/avx512bw.rs @@ -3884,22 +3884,17 @@ pub unsafe fn _mm_cmp_epu8_mask(a: __m128i, b: __m128i) -> __mm /// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_cmp_epu8_mask&expand=730) #[inline] #[target_feature(enable = "avx512bw,avx512vl")] -#[rustc_args_required_const(3)] -#[cfg_attr(test, assert_instr(vpcmp, imm8 = 0))] -pub unsafe fn _mm_mask_cmp_epu8_mask( +#[rustc_legacy_const_generics(3)] +#[cfg_attr(test, assert_instr(vpcmp, IMM8 = 0))] +pub unsafe fn _mm_mask_cmp_epu8_mask( k1: __mmask16, a: __m128i, b: __m128i, - imm8: i32, ) -> __mmask16 { + static_assert_imm3!(IMM8); let a = a.as_u8x16(); let b = b.as_u8x16(); - macro_rules! call { - ($imm3:expr) => { - vpcmpub128(a, b, $imm3, k1) - }; - } - let r = constify_imm3!(imm8, call); + let r = vpcmpub128(a, b, IMM8, k1); transmute(r) } @@ -13512,7 +13507,7 @@ mod tests { let a = _mm_set1_epi8(0); let b = _mm_set1_epi8(1); let mask = 0b01010101_01010101; - let r = _mm_mask_cmp_epu8_mask(mask, a, b, _MM_CMPINT_LT); + let r = _mm_mask_cmp_epu8_mask::<_MM_CMPINT_LT>(mask, a, b); assert_eq!(r, 0b01010101_01010101); }