475 lines
18 KiB
C
475 lines
18 KiB
C
/*===--------- avx512vlbf16intrin.h - AVX512_BF16 intrinsics ---------------===
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*
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* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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* See https://llvm.org/LICENSE.txt for license information.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*
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*===-----------------------------------------------------------------------===
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*/
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#ifndef __IMMINTRIN_H
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#error "Never use <avx512vlbf16intrin.h> directly; include <immintrin.h> instead."
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#endif
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#ifndef __AVX512VLBF16INTRIN_H
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#define __AVX512VLBF16INTRIN_H
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typedef short __m128bh __attribute__((__vector_size__(16), __aligned__(16)));
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#define __DEFAULT_FN_ATTRS128 \
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__attribute__((__always_inline__, __nodebug__, \
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__target__("avx512vl, avx512bf16"), __min_vector_width__(128)))
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#define __DEFAULT_FN_ATTRS256 \
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__attribute__((__always_inline__, __nodebug__, \
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__target__("avx512vl, avx512bf16"), __min_vector_width__(256)))
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/// Convert Two Packed Single Data to One Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNE2PS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [4 x float].
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/// \param __B
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/// A 128-bit vector of [4 x float].
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/// \returns A 128-bit vector of [8 x bfloat] whose lower 64 bits come from
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/// conversion of __B, and higher 64 bits come from conversion of __A.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS128
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_mm_cvtne2ps_pbh(__m128 __A, __m128 __B) {
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return (__m128bh)__builtin_ia32_cvtne2ps2bf16_128((__v4sf) __A,
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(__v4sf) __B);
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}
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/// Convert Two Packed Single Data to One Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNE2PS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [4 x float].
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/// \param __B
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/// A 128-bit vector of [4 x float].
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/// \param __W
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/// A 128-bit vector of [8 x bfloat].
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/// \param __U
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/// A 8-bit mask value specifying what is chosen for each element.
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/// A 1 means conversion of __A or __B. A 0 means element from __W.
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/// \returns A 128-bit vector of [8 x bfloat] whose lower 64 bits come from
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/// conversion of __B, and higher 64 bits come from conversion of __A.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS128
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_mm_mask_cvtne2ps_pbh(__m128bh __W, __mmask8 __U, __m128 __A, __m128 __B) {
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return (__m128bh)__builtin_ia32_selectw_128((__mmask8)__U,
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(__v8hi)_mm_cvtne2ps_pbh(__A, __B),
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(__v8hi)__W);
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}
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/// Convert Two Packed Single Data to One Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNE2PS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [4 x float].
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/// \param __B
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/// A 128-bit vector of [4 x float].
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/// \param __U
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/// A 8-bit mask value specifying what is chosen for each element.
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/// A 1 means conversion of __A or __B. A 0 means element is zero.
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/// \returns A 128-bit vector of [8 x bfloat] whose lower 64 bits come from
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/// conversion of __B, and higher 64 bits come from conversion of __A.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS128
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_mm_maskz_cvtne2ps_pbh(__mmask8 __U, __m128 __A, __m128 __B) {
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return (__m128bh)__builtin_ia32_selectw_128((__mmask8)__U,
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(__v8hi)_mm_cvtne2ps_pbh(__A, __B),
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(__v8hi)_mm_setzero_si128());
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}
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/// Convert Two Packed Single Data to One Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNE2PS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [8 x float].
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/// \param __B
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/// A 256-bit vector of [8 x float].
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/// \returns A 256-bit vector of [16 x bfloat] whose lower 128 bits come from
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/// conversion of __B, and higher 128 bits come from conversion of __A.
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static __inline__ __m256bh __DEFAULT_FN_ATTRS256
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_mm256_cvtne2ps_pbh(__m256 __A, __m256 __B) {
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return (__m256bh)__builtin_ia32_cvtne2ps2bf16_256((__v8sf) __A,
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(__v8sf) __B);
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}
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/// Convert Two Packed Single Data to One Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNE2PS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [8 x float].
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/// \param __B
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/// A 256-bit vector of [8 x float].
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/// \param __W
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/// A 256-bit vector of [16 x bfloat].
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/// \param __U
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/// A 16-bit mask value specifying what is chosen for each element.
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/// A 1 means conversion of __A or __B. A 0 means element from __W.
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/// \returns A 256-bit vector of [16 x bfloat] whose lower 128 bits come from
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/// conversion of __B, and higher 128 bits come from conversion of __A.
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static __inline__ __m256bh __DEFAULT_FN_ATTRS256
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_mm256_mask_cvtne2ps_pbh(__m256bh __W, __mmask16 __U, __m256 __A, __m256 __B) {
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return (__m256bh)__builtin_ia32_selectw_256((__mmask16)__U,
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(__v16hi)_mm256_cvtne2ps_pbh(__A, __B),
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(__v16hi)__W);
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}
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/// Convert Two Packed Single Data to One Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNE2PS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [8 x float].
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/// \param __B
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/// A 256-bit vector of [8 x float].
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/// \param __U
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/// A 16-bit mask value specifying what is chosen for each element.
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/// A 1 means conversion of __A or __B. A 0 means element is zero.
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/// \returns A 256-bit vector of [16 x bfloat] whose lower 128 bits come from
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/// conversion of __B, and higher 128 bits come from conversion of __A.
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static __inline__ __m256bh __DEFAULT_FN_ATTRS256
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_mm256_maskz_cvtne2ps_pbh(__mmask16 __U, __m256 __A, __m256 __B) {
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return (__m256bh)__builtin_ia32_selectw_256((__mmask16)__U,
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(__v16hi)_mm256_cvtne2ps_pbh(__A, __B),
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(__v16hi)_mm256_setzero_si256());
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}
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/// Convert Packed Single Data to Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNEPS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [4 x float].
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/// \returns A 128-bit vector of [8 x bfloat] whose lower 64 bits come from
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/// conversion of __A, and higher 64 bits are 0.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS128
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_mm_cvtneps_pbh(__m128 __A) {
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return (__m128bh)__builtin_ia32_cvtneps2bf16_128_mask((__v4sf) __A,
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(__v8hi)_mm_undefined_si128(),
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(__mmask8)-1);
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}
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/// Convert Packed Single Data to Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNEPS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [4 x float].
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/// \param __W
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/// A 128-bit vector of [8 x bfloat].
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/// \param __U
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/// A 4-bit mask value specifying what is chosen for each element.
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/// A 1 means conversion of __A. A 0 means element from __W.
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/// \returns A 128-bit vector of [8 x bfloat] whose lower 64 bits come from
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/// conversion of __A, and higher 64 bits are 0.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS128
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_mm_mask_cvtneps_pbh(__m128bh __W, __mmask8 __U, __m128 __A) {
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return (__m128bh)__builtin_ia32_cvtneps2bf16_128_mask((__v4sf) __A,
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(__v8hi)__W,
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(__mmask8)__U);
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}
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/// Convert Packed Single Data to Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNEPS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [4 x float].
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/// \param __U
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/// A 4-bit mask value specifying what is chosen for each element.
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/// A 1 means conversion of __A. A 0 means element is zero.
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/// \returns A 128-bit vector of [8 x bfloat] whose lower 64 bits come from
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/// conversion of __A, and higher 64 bits are 0.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS128
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_mm_maskz_cvtneps_pbh(__mmask8 __U, __m128 __A) {
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return (__m128bh)__builtin_ia32_cvtneps2bf16_128_mask((__v4sf) __A,
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(__v8hi)_mm_setzero_si128(),
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(__mmask8)__U);
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}
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/// Convert Packed Single Data to Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNEPS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [8 x float].
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/// \returns A 128-bit vector of [8 x bfloat] comes from conversion of __A.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS256
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_mm256_cvtneps_pbh(__m256 __A) {
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return (__m128bh)__builtin_ia32_cvtneps2bf16_256_mask((__v8sf)__A,
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(__v8hi)_mm_undefined_si128(),
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(__mmask8)-1);
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}
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/// Convert Packed Single Data to Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNEPS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [8 x float].
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/// \param __W
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/// A 256-bit vector of [8 x bfloat].
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/// \param __U
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/// A 8-bit mask value specifying what is chosen for each element.
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/// A 1 means conversion of __A. A 0 means element from __W.
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/// \returns A 128-bit vector of [8 x bfloat] comes from conversion of __A.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS256
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_mm256_mask_cvtneps_pbh(__m128bh __W, __mmask8 __U, __m256 __A) {
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return (__m128bh)__builtin_ia32_cvtneps2bf16_256_mask((__v8sf)__A,
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(__v8hi)__W,
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(__mmask8)__U);
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}
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/// Convert Packed Single Data to Packed BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNEPS2BF16 </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [8 x float].
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/// \param __U
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/// A 8-bit mask value specifying what is chosen for each element.
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/// A 1 means conversion of __A. A 0 means element is zero.
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/// \returns A 128-bit vector of [8 x bfloat] comes from conversion of __A.
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static __inline__ __m128bh __DEFAULT_FN_ATTRS256
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_mm256_maskz_cvtneps_pbh(__mmask8 __U, __m256 __A) {
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return (__m128bh)__builtin_ia32_cvtneps2bf16_256_mask((__v8sf)__A,
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(__v8hi)_mm_setzero_si128(),
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(__mmask8)__U);
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}
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/// Dot Product of BF16 Pairs Accumulated into Packed Single Precision.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VDPBF16PS </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [8 x bfloat].
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/// \param __B
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/// A 128-bit vector of [8 x bfloat].
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/// \param __D
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/// A 128-bit vector of [4 x float].
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/// \returns A 128-bit vector of [4 x float] comes from Dot Product of
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/// __A, __B and __D
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static __inline__ __m128 __DEFAULT_FN_ATTRS128
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_mm_dpbf16_ps(__m128 __D, __m128bh __A, __m128bh __B) {
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return (__m128)__builtin_ia32_dpbf16ps_128((__v4sf)__D,
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(__v4si)__A,
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(__v4si)__B);
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}
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/// Dot Product of BF16 Pairs Accumulated into Packed Single Precision.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VDPBF16PS </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [8 x bfloat].
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/// \param __B
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/// A 128-bit vector of [8 x bfloat].
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/// \param __D
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/// A 128-bit vector of [4 x float].
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/// \param __U
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/// A 8-bit mask value specifying what is chosen for each element.
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/// A 1 means __A and __B's dot product accumulated with __D. A 0 means __D.
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/// \returns A 128-bit vector of [4 x float] comes from Dot Product of
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/// __A, __B and __D
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static __inline__ __m128 __DEFAULT_FN_ATTRS128
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_mm_mask_dpbf16_ps(__m128 __D, __mmask8 __U, __m128bh __A, __m128bh __B) {
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return (__m128)__builtin_ia32_selectps_128((__mmask8)__U,
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(__v4sf)_mm_dpbf16_ps(__D, __A, __B),
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(__v4sf)__D);
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}
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/// Dot Product of BF16 Pairs Accumulated into Packed Single Precision.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VDPBF16PS </c> instructions.
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///
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/// \param __A
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/// A 128-bit vector of [8 x bfloat].
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/// \param __B
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/// A 128-bit vector of [8 x bfloat].
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/// \param __D
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/// A 128-bit vector of [4 x float].
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/// \param __U
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/// A 8-bit mask value specifying what is chosen for each element.
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/// A 1 means __A and __B's dot product accumulated with __D. A 0 means 0.
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/// \returns A 128-bit vector of [4 x float] comes from Dot Product of
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/// __A, __B and __D
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static __inline__ __m128 __DEFAULT_FN_ATTRS128
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_mm_maskz_dpbf16_ps(__mmask8 __U, __m128 __D, __m128bh __A, __m128bh __B) {
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return (__m128)__builtin_ia32_selectps_128((__mmask8)__U,
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(__v4sf)_mm_dpbf16_ps(__D, __A, __B),
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(__v4sf)_mm_setzero_si128());
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}
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/// Dot Product of BF16 Pairs Accumulated into Packed Single Precision.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VDPBF16PS </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [16 x bfloat].
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/// \param __B
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/// A 256-bit vector of [16 x bfloat].
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/// \param __D
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/// A 256-bit vector of [8 x float].
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/// \returns A 256-bit vector of [8 x float] comes from Dot Product of
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/// __A, __B and __D
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static __inline__ __m256 __DEFAULT_FN_ATTRS256
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_mm256_dpbf16_ps(__m256 __D, __m256bh __A, __m256bh __B) {
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return (__m256)__builtin_ia32_dpbf16ps_256((__v8sf)__D,
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(__v8si)__A,
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(__v8si)__B);
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}
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/// Dot Product of BF16 Pairs Accumulated into Packed Single Precision.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VDPBF16PS </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [16 x bfloat].
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/// \param __B
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/// A 256-bit vector of [16 x bfloat].
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/// \param __D
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/// A 256-bit vector of [8 x float].
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/// \param __U
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/// A 16-bit mask value specifying what is chosen for each element.
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/// A 1 means __A and __B's dot product accumulated with __D. A 0 means __D.
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/// \returns A 256-bit vector of [8 x float] comes from Dot Product of
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/// __A, __B and __D
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static __inline__ __m256 __DEFAULT_FN_ATTRS256
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_mm256_mask_dpbf16_ps(__m256 __D, __mmask8 __U, __m256bh __A, __m256bh __B) {
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return (__m256)__builtin_ia32_selectps_256((__mmask8)__U,
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(__v8sf)_mm256_dpbf16_ps(__D, __A, __B),
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(__v8sf)__D);
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}
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/// Dot Product of BF16 Pairs Accumulated into Packed Single Precision.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VDPBF16PS </c> instructions.
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///
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/// \param __A
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/// A 256-bit vector of [16 x bfloat].
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/// \param __B
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/// A 256-bit vector of [16 x bfloat].
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/// \param __D
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/// A 256-bit vector of [8 x float].
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/// \param __U
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/// A 8-bit mask value specifying what is chosen for each element.
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/// A 1 means __A and __B's dot product accumulated with __D. A 0 means 0.
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/// \returns A 256-bit vector of [8 x float] comes from Dot Product of
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/// __A, __B and __D
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static __inline__ __m256 __DEFAULT_FN_ATTRS256
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_mm256_maskz_dpbf16_ps(__mmask8 __U, __m256 __D, __m256bh __A, __m256bh __B) {
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return (__m256)__builtin_ia32_selectps_256((__mmask8)__U,
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(__v8sf)_mm256_dpbf16_ps(__D, __A, __B),
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(__v8sf)_mm256_setzero_si256());
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}
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/// Convert One Single float Data to One BF16 Data.
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///
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/// \headerfile <x86intrin.h>
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///
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/// This intrinsic corresponds to the <c> VCVTNEPS2BF16 </c> instructions.
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///
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/// \param __A
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/// A float data.
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/// \returns A bf16 data whose sign field and exponent field keep unchanged,
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/// and fraction field is truncated to 7 bits.
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static __inline__ __bfloat16 __DEFAULT_FN_ATTRS128 _mm_cvtness_sbh(float __A) {
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__v4sf __V = {__A, 0, 0, 0};
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__v8hi __R = __builtin_ia32_cvtneps2bf16_128_mask(
|
|
(__v4sf)__V, (__v8hi)_mm_undefined_si128(), (__mmask8)-1);
|
|
return __R[0];
|
|
}
|
|
|
|
/// Convert Packed BF16 Data to Packed float Data.
|
|
///
|
|
/// \headerfile <x86intrin.h>
|
|
///
|
|
/// \param __A
|
|
/// A 128-bit vector of [8 x bfloat].
|
|
/// \returns A 256-bit vector of [8 x float] come from convertion of __A
|
|
static __inline__ __m256 __DEFAULT_FN_ATTRS256 _mm256_cvtpbh_ps(__m128bh __A) {
|
|
return _mm256_castsi256_ps((__m256i)_mm256_slli_epi32(
|
|
(__m256i)_mm256_cvtepi16_epi32((__m128i)__A), 16));
|
|
}
|
|
|
|
/// Convert Packed BF16 Data to Packed float Data using zeroing mask.
|
|
///
|
|
/// \headerfile <x86intrin.h>
|
|
///
|
|
/// \param __U
|
|
/// A 8-bit mask. Elements are zeroed out when the corresponding mask
|
|
/// bit is not set.
|
|
/// \param __A
|
|
/// A 128-bit vector of [8 x bfloat].
|
|
/// \returns A 256-bit vector of [8 x float] come from convertion of __A
|
|
static __inline__ __m256 __DEFAULT_FN_ATTRS256
|
|
_mm256_maskz_cvtpbh_ps(__mmask8 __U, __m128bh __A) {
|
|
return _mm256_castsi256_ps((__m256i)_mm256_slli_epi32(
|
|
(__m256i)_mm256_maskz_cvtepi16_epi32((__mmask8)__U, (__m128i)__A), 16));
|
|
}
|
|
|
|
/// Convert Packed BF16 Data to Packed float Data using merging mask.
|
|
///
|
|
/// \headerfile <x86intrin.h>
|
|
///
|
|
/// \param __S
|
|
/// A 256-bit vector of [8 x float]. Elements are copied from __S when
|
|
/// the corresponding mask bit is not set.
|
|
/// \param __U
|
|
/// A 8-bit mask. Elements are zeroed out when the corresponding mask
|
|
/// bit is not set.
|
|
/// \param __A
|
|
/// A 128-bit vector of [8 x bfloat].
|
|
/// \returns A 256-bit vector of [8 x float] come from convertion of __A
|
|
static __inline__ __m256 __DEFAULT_FN_ATTRS256
|
|
_mm256_mask_cvtpbh_ps(__m256 __S, __mmask8 __U, __m128bh __A) {
|
|
return _mm256_castsi256_ps((__m256i)_mm256_mask_slli_epi32(
|
|
(__m256i)__S, (__mmask8)__U, (__m256i)_mm256_cvtepi16_epi32((__m128i)__A),
|
|
16));
|
|
}
|
|
|
|
#undef __DEFAULT_FN_ATTRS128
|
|
#undef __DEFAULT_FN_ATTRS256
|
|
|
|
#endif
|