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author | konglin1 <lingling.kong@intel.com> | 2021-12-07 17:08:23 +0800 |
---|---|---|
committer | liuhongt <hongtao.liu@intel.com> | 2021-12-23 17:32:51 +0800 |
commit | 61e53698a08dc1d9a54d785218af687a6751c1b3 (patch) | |
tree | d310cc9f07fe28888824b353d383bb72c7c39f43 /gcc/config/i386 | |
parent | 9ac0730c25b357b5fc75e18677cec27a546c1b64 (diff) | |
download | gcc-61e53698a08dc1d9a54d785218af687a6751c1b3.zip gcc-61e53698a08dc1d9a54d785218af687a6751c1b3.tar.gz gcc-61e53698a08dc1d9a54d785218af687a6751c1b3.tar.bz2 |
i386: Enable intrinsics that convert float and bf16 data to each other.
gcc/ChangeLog:
* config/i386/avx512bf16intrin.h (_mm_cvtsbh_ss): Add new intrinsic.
(_mm512_cvtpbh_ps): Likewise.
(_mm512_maskz_cvtpbh_ps): Likewise.
(_mm512_mask_cvtpbh_ps): Likewise.
* config/i386/avx512bf16vlintrin.h (_mm_cvtness_sbh): Likewise.
(_mm_cvtpbh_ps): Likewise.
(_mm256_cvtpbh_ps): Likewise.
(_mm_maskz_cvtpbh_ps): Likewise.
(_mm256_maskz_cvtpbh_ps): Likewise.
(_mm_mask_cvtpbh_ps): Likewise.
(_mm256_mask_cvtpbh_ps): Likewise.
gcc/testsuite/ChangeLog:
* gcc.target/i386/avx512bf16-cvtsbh2ss-1.c: New test.
* gcc.target/i386/avx512bf16-vcvtpbh2ps-1.c: Ditto.
* gcc.target/i386/avx512bf16vl-cvtness2sbh-1.c: Ditto.
* gcc.target/i386/avx512bf16vl-vcvtpbh2ps-1.c: Ditto.
Diffstat (limited to 'gcc/config/i386')
-rw-r--r-- | gcc/config/i386/avx512bf16intrin.h | 36 | ||||
-rw-r--r-- | gcc/config/i386/avx512bf16vlintrin.h | 63 |
2 files changed, 99 insertions, 0 deletions
diff --git a/gcc/config/i386/avx512bf16intrin.h b/gcc/config/i386/avx512bf16intrin.h index 9afc6bd..6b62dc3 100644 --- a/gcc/config/i386/avx512bf16intrin.h +++ b/gcc/config/i386/avx512bf16intrin.h @@ -41,6 +41,16 @@ typedef short __v32bh __attribute__ ((__vector_size__ (64))); vector types, and their scalar components. */ typedef short __m512bh __attribute__ ((__vector_size__ (64), __may_alias__)); +/* Convert One BF16 Data to One Single Float Data. */ +extern __inline float +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm_cvtsbh_ss (__bfloat16 __A) +{ + union{ float a; unsigned int b;} __tmp; + __tmp.b = ((unsigned int)(__A)) << 16; + return __tmp.a; +} + /* vcvtne2ps2bf16 */ extern __inline __m512bh @@ -110,6 +120,32 @@ _mm512_maskz_dpbf16_ps (__mmask16 __A, __m512 __B, __m512bh __C, __m512bh __D) return (__m512)__builtin_ia32_dpbf16ps_v16sf_maskz(__B, __C, __D, __A); } +extern __inline __m512 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm512_cvtpbh_ps (__m256bh __A) +{ + return (__m512)_mm512_castsi512_ps ((__m512i)_mm512_slli_epi32 ( + (__m512i)_mm512_cvtepi16_epi32 ((__m256i)__A), 16)); +} + +extern __inline __m512 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm512_maskz_cvtpbh_ps (__mmask16 __U, __m256bh __A) +{ + return (__m512)_mm512_castsi512_ps ((__m512i) _mm512_slli_epi32 ( + (__m512i)_mm512_maskz_cvtepi16_epi32 ( + (__mmask16)__U, (__m256i)__A), 16)); +} + +extern __inline __m512 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm512_mask_cvtpbh_ps (__m512 __S, __mmask16 __U, __m256bh __A) +{ + return (__m512)_mm512_castsi512_ps ((__m512i)(_mm512_mask_slli_epi32 ( + (__m512i)__S, (__mmask16)__U, + (__m512i)_mm512_cvtepi16_epi32 ((__m256i)__A), 16))); +} + #ifdef __DISABLE_AVX512BF16__ #undef __DISABLE_AVX512BF16__ #pragma GCC pop_options diff --git a/gcc/config/i386/avx512bf16vlintrin.h b/gcc/config/i386/avx512bf16vlintrin.h index 6dd396d..5e6a650 100644 --- a/gcc/config/i386/avx512bf16vlintrin.h +++ b/gcc/config/i386/avx512bf16vlintrin.h @@ -43,6 +43,7 @@ typedef short __v8bh __attribute__ ((__vector_size__ (16))); typedef short __m256bh __attribute__ ((__vector_size__ (32), __may_alias__)); typedef short __m128bh __attribute__ ((__vector_size__ (16), __may_alias__)); +typedef unsigned short __bfloat16; /* vcvtne2ps2bf16 */ extern __inline __m256bh @@ -175,6 +176,68 @@ _mm_maskz_dpbf16_ps (__mmask8 __A, __m128 __B, __m128bh __C, __m128bh __D) return (__m128)__builtin_ia32_dpbf16ps_v4sf_maskz(__B, __C, __D, __A); } +extern __inline __bfloat16 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm_cvtness_sbh (float __A) +{ + __v4sf __V = {__A, 0, 0, 0}; + __v8hi __R = __builtin_ia32_cvtneps2bf16_v4sf_mask ((__v4sf)__V, + (__v8hi)_mm_undefined_si128 (), (__mmask8)-1); + return __R[0]; +} + +extern __inline __m128 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm_cvtpbh_ps (__m128bh __A) +{ + return (__m128)_mm_castsi128_ps ((__m128i)_mm_slli_epi32 ( + (__m128i)_mm_cvtepi16_epi32 ((__m128i)__A), 16)); +} + +extern __inline __m256 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm256_cvtpbh_ps (__m128bh __A) +{ + return (__m256)_mm256_castsi256_ps ((__m256i)_mm256_slli_epi32 ( + (__m256i)_mm256_cvtepi16_epi32 ((__m128i)__A), 16)); +} + +extern __inline __m128 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm_maskz_cvtpbh_ps (__mmask8 __U, __m128bh __A) +{ + return (__m128)_mm_castsi128_ps ((__m128i)_mm_slli_epi32 ( + (__m128i)_mm_maskz_cvtepi16_epi32 ( + (__mmask8)__U, (__m128i)__A), 16)); +} + +extern __inline __m256 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm256_maskz_cvtpbh_ps (__mmask8 __U, __m128bh __A) +{ + return (__m256)_mm256_castsi256_ps ((__m256i)_mm256_slli_epi32 ( + (__m256i)_mm256_maskz_cvtepi16_epi32 ( + (__mmask8)__U, (__m128i)__A), 16)); +} + +extern __inline __m128 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm_mask_cvtpbh_ps (__m128 __S, __mmask8 __U, __m128bh __A) +{ + return (__m128)_mm_castsi128_ps ((__m128i)_mm_mask_slli_epi32 ( + (__m128i)__S, (__mmask8)__U, (__m128i)_mm_cvtepi16_epi32 ( + (__m128i)__A), 16)); +} + +extern __inline __m256 +__attribute__ ((__gnu_inline__, __always_inline__, __artificial__)) +_mm256_mask_cvtpbh_ps (__m256 __S, __mmask8 __U, __m128bh __A) +{ + return (__m256)_mm256_castsi256_ps ((__m256i)_mm256_mask_slli_epi32 ( + (__m256i)__S, (__mmask8)__U, (__m256i)_mm256_cvtepi16_epi32 ( + (__m128i)__A), 16)); +} + #ifdef __DISABLE_AVX512BF16VL__ #undef __DISABLE_AVX512BF16VL__ #pragma GCC pop_options |