/*===------------ avx512bf16intrin.h - AVX512_BF16 intrinsics --------------=== * * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. * See https://llvm.org/LICENSE.txt for license information. * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception * *===-----------------------------------------------------------------------=== */ #ifndef __IMMINTRIN_H #error "Never use directly; include instead." #endif #ifdef __SSE2__ #ifndef __AVX512BF16INTRIN_H #define __AVX512BF16INTRIN_H typedef __bf16 __v32bf __attribute__((__vector_size__(64), __aligned__(64))); typedef __bf16 __m512bh __attribute__((__vector_size__(64), __aligned__(64))); typedef __bf16 __bfloat16 __attribute__((deprecated("use __bf16 instead"))); #define __DEFAULT_FN_ATTRS512 \ __attribute__((__always_inline__, __nodebug__, __target__("avx512bf16,evex512"), \ __min_vector_width__(512))) #define __DEFAULT_FN_ATTRS \ __attribute__((__always_inline__, __nodebug__, \ __target__("avx512bf16,no-evex512"))) /// Convert One BF16 Data to One Single Float Data. /// /// \headerfile /// /// This intrinsic does not correspond to a specific instruction. /// /// \param __A /// A bfloat data. /// \returns A float data whose sign field and exponent field keep unchanged, /// and fraction field is extended to 23 bits. static __inline__ float __DEFAULT_FN_ATTRS _mm_cvtsbh_ss(__bf16 __A) { return __builtin_ia32_cvtsbf162ss_32(__A); } /// Convert Two Packed Single Data to One Packed BF16 Data. /// /// \headerfile /// /// This intrinsic corresponds to the VCVTNE2PS2BF16 instructions. /// /// \param __A /// A 512-bit vector of [16 x float]. /// \param __B /// A 512-bit vector of [16 x float]. /// \returns A 512-bit vector of [32 x bfloat] whose lower 256 bits come from /// conversion of __B, and higher 256 bits come from conversion of __A. static __inline__ __m512bh __DEFAULT_FN_ATTRS512 _mm512_cvtne2ps_pbh(__m512 __A, __m512 __B) { return (__m512bh)__builtin_ia32_cvtne2ps2bf16_512((__v16sf) __A, (__v16sf) __B); } /// Convert Two Packed Single Data to One Packed BF16 Data. /// /// \headerfile /// /// This intrinsic corresponds to the VCVTNE2PS2BF16 instructions. /// /// \param __A /// A 512-bit vector of [16 x float]. /// \param __B /// A 512-bit vector of [16 x float]. /// \param __W /// A 512-bit vector of [32 x bfloat]. /// \param __U /// A 32-bit mask value specifying what is chosen for each element. /// A 1 means conversion of __A or __B. A 0 means element from __W. /// \returns A 512-bit vector of [32 x bfloat] whose lower 256 bits come from /// conversion of __B, and higher 256 bits come from conversion of __A. static __inline__ __m512bh __DEFAULT_FN_ATTRS512 _mm512_mask_cvtne2ps_pbh(__m512bh __W, __mmask32 __U, __m512 __A, __m512 __B) { return (__m512bh)__builtin_ia32_selectpbf_512((__mmask32)__U, (__v32bf)_mm512_cvtne2ps_pbh(__A, __B), (__v32bf)__W); } /// Convert Two Packed Single Data to One Packed BF16 Data. /// /// \headerfile /// /// This intrinsic corresponds to the VCVTNE2PS2BF16 instructions. /// /// \param __A /// A 512-bit vector of [16 x float]. /// \param __B /// A 512-bit vector of [16 x float]. /// \param __U /// A 32-bit mask value specifying what is chosen for each element. /// A 1 means conversion of __A or __B. A 0 means element is zero. /// \returns A 512-bit vector of [32 x bfloat] whose lower 256 bits come from /// conversion of __B, and higher 256 bits come from conversion of __A. static __inline__ __m512bh __DEFAULT_FN_ATTRS512 _mm512_maskz_cvtne2ps_pbh(__mmask32 __U, __m512 __A, __m512 __B) { return (__m512bh)__builtin_ia32_selectpbf_512((__mmask32)__U, (__v32bf)_mm512_cvtne2ps_pbh(__A, __B), (__v32bf)_mm512_setzero_si512()); } /// Convert Packed Single Data to Packed BF16 Data. /// /// \headerfile /// /// This intrinsic corresponds to the VCVTNEPS2BF16 instructions. /// /// \param __A /// A 512-bit vector of [16 x float]. /// \returns A 256-bit vector of [16 x bfloat] come from conversion of __A. static __inline__ __m256bh __DEFAULT_FN_ATTRS512 _mm512_cvtneps_pbh(__m512 __A) { return (__m256bh)__builtin_ia32_cvtneps2bf16_512_mask((__v16sf)__A, (__v16bf)_mm256_undefined_si256(), (__mmask16)-1); } /// Convert Packed Single Data to Packed BF16 Data. /// /// \headerfile /// /// This intrinsic corresponds to the VCVTNEPS2BF16 instructions. /// /// \param __A /// A 512-bit vector of [16 x float]. /// \param __W /// A 256-bit vector of [16 x bfloat]. /// \param __U /// A 16-bit mask value specifying what is chosen for each element. /// A 1 means conversion of __A. A 0 means element from __W. /// \returns A 256-bit vector of [16 x bfloat] come from conversion of __A. static __inline__ __m256bh __DEFAULT_FN_ATTRS512 _mm512_mask_cvtneps_pbh(__m256bh __W, __mmask16 __U, __m512 __A) { return (__m256bh)__builtin_ia32_cvtneps2bf16_512_mask((__v16sf)__A, (__v16bf)__W, (__mmask16)__U); } /// Convert Packed Single Data to Packed BF16 Data. /// /// \headerfile /// /// This intrinsic corresponds to the VCVTNEPS2BF16 instructions. /// /// \param __A /// A 512-bit vector of [16 x float]. /// \param __U /// A 16-bit mask value specifying what is chosen for each element. /// A 1 means conversion of __A. A 0 means element is zero. /// \returns A 256-bit vector of [16 x bfloat] come from conversion of __A. static __inline__ __m256bh __DEFAULT_FN_ATTRS512 _mm512_maskz_cvtneps_pbh(__mmask16 __U, __m512 __A) { return (__m256bh)__builtin_ia32_cvtneps2bf16_512_mask((__v16sf)__A, (__v16bf)_mm256_setzero_si256(), (__mmask16)__U); } /// Dot Product of BF16 Pairs Accumulated into Packed Single Precision. /// /// \headerfile /// /// This intrinsic corresponds to the VDPBF16PS instructions. /// /// \param __A /// A 512-bit vector of [32 x bfloat]. /// \param __B /// A 512-bit vector of [32 x bfloat]. /// \param __D /// A 512-bit vector of [16 x float]. /// \returns A 512-bit vector of [16 x float] comes from Dot Product of /// __A, __B and __D static __inline__ __m512 __DEFAULT_FN_ATTRS512 _mm512_dpbf16_ps(__m512 __D, __m512bh __A, __m512bh __B) { return (__m512)__builtin_ia32_dpbf16ps_512((__v16sf) __D, (__v32bf) __A, (__v32bf) __B); } /// Dot Product of BF16 Pairs Accumulated into Packed Single Precision. /// /// \headerfile /// /// This intrinsic corresponds to the VDPBF16PS instructions. /// /// \param __A /// A 512-bit vector of [32 x bfloat]. /// \param __B /// A 512-bit vector of [32 x bfloat]. /// \param __D /// A 512-bit vector of [16 x float]. /// \param __U /// A 16-bit mask value specifying what is chosen for each element. /// A 1 means __A and __B's dot product accumulated with __D. A 0 means __D. /// \returns A 512-bit vector of [16 x float] comes from Dot Product of /// __A, __B and __D static __inline__ __m512 __DEFAULT_FN_ATTRS512 _mm512_mask_dpbf16_ps(__m512 __D, __mmask16 __U, __m512bh __A, __m512bh __B) { return (__m512)__builtin_ia32_selectps_512((__mmask16)__U, (__v16sf)_mm512_dpbf16_ps(__D, __A, __B), (__v16sf)__D); } /// Dot Product of BF16 Pairs Accumulated into Packed Single Precision. /// /// \headerfile /// /// This intrinsic corresponds to the VDPBF16PS instructions. /// /// \param __A /// A 512-bit vector of [32 x bfloat]. /// \param __B /// A 512-bit vector of [32 x bfloat]. /// \param __D /// A 512-bit vector of [16 x float]. /// \param __U /// A 16-bit mask value specifying what is chosen for each element. /// A 1 means __A and __B's dot product accumulated with __D. A 0 means 0. /// \returns A 512-bit vector of [16 x float] comes from Dot Product of /// __A, __B and __D static __inline__ __m512 __DEFAULT_FN_ATTRS512 _mm512_maskz_dpbf16_ps(__mmask16 __U, __m512 __D, __m512bh __A, __m512bh __B) { return (__m512)__builtin_ia32_selectps_512((__mmask16)__U, (__v16sf)_mm512_dpbf16_ps(__D, __A, __B), (__v16sf)_mm512_setzero_si512()); } /// Convert Packed BF16 Data to Packed float Data. /// /// \headerfile /// /// \param __A /// A 256-bit vector of [16 x bfloat]. /// \returns A 512-bit vector of [16 x float] come from conversion of __A static __inline__ __m512 __DEFAULT_FN_ATTRS512 _mm512_cvtpbh_ps(__m256bh __A) { return _mm512_castsi512_ps((__m512i)_mm512_slli_epi32( (__m512i)_mm512_cvtepi16_epi32((__m256i)__A), 16)); } /// Convert Packed BF16 Data to Packed float Data using zeroing mask. /// /// \headerfile /// /// \param __U /// A 16-bit mask. Elements are zeroed out when the corresponding mask /// bit is not set. /// \param __A /// A 256-bit vector of [16 x bfloat]. /// \returns A 512-bit vector of [16 x float] come from conversion of __A static __inline__ __m512 __DEFAULT_FN_ATTRS512 _mm512_maskz_cvtpbh_ps(__mmask16 __U, __m256bh __A) { return _mm512_castsi512_ps((__m512i)_mm512_slli_epi32( (__m512i)_mm512_maskz_cvtepi16_epi32((__mmask16)__U, (__m256i)__A), 16)); } /// Convert Packed BF16 Data to Packed float Data using merging mask. /// /// \headerfile /// /// \param __S /// A 512-bit vector of [16 x float]. Elements are copied from __S when /// the corresponding mask bit is not set. /// \param __U /// A 16-bit mask. /// \param __A /// A 256-bit vector of [16 x bfloat]. /// \returns A 512-bit vector of [16 x float] come from conversion of __A static __inline__ __m512 __DEFAULT_FN_ATTRS512 _mm512_mask_cvtpbh_ps(__m512 __S, __mmask16 __U, __m256bh __A) { return _mm512_castsi512_ps((__m512i)_mm512_mask_slli_epi32( (__m512i)__S, (__mmask16)__U, (__m512i)_mm512_cvtepi16_epi32((__m256i)__A), 16)); } #undef __DEFAULT_FN_ATTRS #undef __DEFAULT_FN_ATTRS512 #endif #endif