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sbgemm: cooperlake: change kernel size to 16x4

tags/v0.3.18
Wangyang Guo 4 years ago
parent
ef8f5fecc8
commit
2ec9f3a8aa
8 changed files with 385 additions and 96 deletions
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  1. +5
    -5
      kernel/x86_64/KERNEL.COOPERLAKE
  2. +126
    -0
      kernel/x86_64/sbgemm_kernel_16x4_cooperlake.c
  3. +0
    -32
      kernel/x86_64/sbgemm_kernel_32x8_cooperlake.c
  4. +0
    -0
      kernel/x86_64/sbgemm_ncopy_16_cooperlake.c
  5. +207
    -0
      kernel/x86_64/sbgemm_ncopy_4_cooperlake.c
  6. +47
    -26
      kernel/x86_64/sbgemm_tcopy_16_cooperlake.c
  7. +0
    -0
      kernel/x86_64/sbgemm_tcopy_4_cooperlake.c
  8. +0
    -33
      kernel/x86_64/sbgemm_tcopy_8_cooperlake.c

+ 5
- 5
kernel/x86_64/KERNEL.COOPERLAKE View File

@@ -11,11 +11,11 @@ SBGEMM_SMALL_K_TT = sbgemm_small_kernel_tt_cooperlake.c
SBGEMM_SMALL_K_B0_TT = sbgemm_small_kernel_tt_cooperlake.c

SBGEMM_BETA = sgemm_beta_skylakex.c
SBGEMMKERNEL = sbgemm_kernel_32x8_cooperlake.c
SBGEMMINCOPY = sbgemm_ncopy_32_cooperlake.c
SBGEMMITCOPY = sbgemm_tcopy_32_cooperlake.c
SBGEMMONCOPY = sbgemm_ncopy_8_cooperlake.c
SBGEMMOTCOPY = sbgemm_tcopy_8_cooperlake.c
SBGEMMKERNEL = sbgemm_kernel_16x4_cooperlake.c
SBGEMMINCOPY = sbgemm_ncopy_16_cooperlake.c
SBGEMMITCOPY = sbgemm_tcopy_16_cooperlake.c
SBGEMMONCOPY = sbgemm_ncopy_4_cooperlake.c
SBGEMMOTCOPY = sbgemm_tcopy_4_cooperlake.c
SBGEMMINCOPYOBJ = sbgemm_incopy$(TSUFFIX).$(SUFFIX)
SBGEMMITCOPYOBJ = sbgemm_itcopy$(TSUFFIX).$(SUFFIX)
SBGEMMONCOPYOBJ = sbgemm_oncopy$(TSUFFIX).$(SUFFIX)


+ 126
- 0
kernel/x86_64/sbgemm_kernel_16x4_cooperlake.c View File

@@ -0,0 +1,126 @@
/***************************************************************************
Copyright (c) 2021, The OpenBLAS Project
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. Neither the name of the OpenBLAS project nor the names of
its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/

#include <immintrin.h>
#include "common.h"

#define VMOVLDUP(addr, zmm) asm("vmovsldup (%1), %0": "=v"(zmm): "r"(addr))
#define VMOVHDUP(addr, zmm) asm("vmovshdup (%1), %0": "=v"(zmm): "r"(addr))
#define BROADCAST64(base, step, n, offset, zmm) \
if (n == 0) asm("vbroadcastsd %2(%1), %0": "=v"(zmm): "r"(base), "n"(offset*2)); \
else asm("vbroadcastsd %4(%1, %2, %3), %0": "=v"(zmm): "r"(base), "r"(step), "n"(n*2), "n"(offset*2))

#define DECLARE_A_PAIR(A) \
__m512i A_lo_##A; __m512i A_hi_##A;

#define LOAD_A_PAIR(A) \
VMOVLDUP(ptr_a##A, A_lo_##A); \
VMOVHDUP(ptr_a##A, A_hi_##A);

#define LOAD_A_PAIR_TAIL(A) { \
__m256i ymm = _mm256_loadu_si256(ptr_a##A); \
__m512 zmm = (__m512) _mm512_cvtepu16_epi32(ymm); \
A_lo_##A = (__m512i) _mm512_moveldup_ps(zmm); \
A_hi_##A = (__m512i) _mm512_movehdup_ps(zmm); \
}

#define DECLARE_B_PAIR() \
__m512i B_lo; __m512i B_hi;

#define BROADCAST_B_PAIR(Bx, By) \
BROADCAST64(ptr_b##Bx, n_blksize, By, 0, B_lo); \
BROADCAST64(ptr_b##Bx, n_blksize, By, 2, B_hi);

#define BROADCAST_B_PAIR_TAIL(Bx, By) {\
__m128i xmm = (__m128i) _mm_load_sd(ptr_b##Bx + n_blksize * By); \
xmm = _mm_cvtepu16_epi32(xmm); \
B_lo = _mm512_broadcastd_epi32(xmm); \
B_hi = _mm512_broadcastd_epi32((__m128i) _mm_permute_pd((__m128d) xmm, 0x1)); \
}

#define DECLARE_RESULT_4X(A, Bx, By) \
__m512 result_00_##A##Bx##By = _mm512_setzero_ps(); \
__m512 result_01_##A##Bx##By = _mm512_setzero_ps(); \
__m512 result_10_##A##Bx##By = _mm512_setzero_ps(); \
__m512 result_11_##A##Bx##By = _mm512_setzero_ps();

#define FMA(a, b, r) r = _mm512_dpbf16_ps(r, (__m512bh)a, (__m512bh)b)

#define MATMUL_4X(A, Bx, By) \
FMA(A_lo_##A, B_lo, result_00_##A##Bx##By); \
FMA(A_hi_##A, B_lo, result_01_##A##Bx##By); \
FMA(A_lo_##A, B_hi, result_10_##A##Bx##By); \
FMA(A_hi_##A, B_hi, result_11_##A##Bx##By);

#define STORE_4X(A, Bx, By)



int CNAME (BLASLONG m, BLASLONG n, BLASLONG k, FLOAT alpha, IFLOAT * A, IFLOAT * B, FLOAT * C, BLASLONG ldc)
{
IFLOAT *ptr_a = A, *ptr_b = B, *ptr_c = C;
IFLOAT *ptr_b0, *ptr_b1;
IFLOAT *ptr_a0, *ptr_a1;
BLASLONG n_count = n;
BLASLONG m_count, k_count;
BLASLONG n_blksize = 4 * k;

for (; n_count > 23; n_count -= 24) {
m_count = m;
ptr_b0 = ptr_b;
ptr_b1 = ptr_b0 + n_blksize * 3;
for (; m_count > 15; m_count -= 16) {
DECLARE_A_PAIR(0); DECLARE_B_PAIR();
DECLARE_RESULT_4X(0, 0, 0); DECLARE_RESULT_4X(0, 0, 1); DECLARE_RESULT_4X(0, 0, 2);
DECLARE_RESULT_4X(0, 1, 0); DECLARE_RESULT_4X(0, 1, 1); DECLARE_RESULT_4X(0, 1, 2);
for (k_count = k; k_count > 1; k_count -=2) {
LOAD_A_PAIR(0);
BROADCAST_B_PAIR(0, 0); MATMUL_4X(0, 0, 0);
BROADCAST_B_PAIR(0, 1); MATMUL_4X(0, 0, 1);
BROADCAST_B_PAIR(0, 2); MATMUL_4X(0, 0, 2);
BROADCAST_B_PAIR(1, 0); MATMUL_4X(0, 1, 0);
BROADCAST_B_PAIR(1, 1); MATMUL_4X(0, 1, 1);
BROADCAST_B_PAIR(1, 2); MATMUL_4X(0, 1, 2);
ptr_b0 += 24 * 2;
ptr_b1 += 24 * 2;
ptr_a0 += 16 * 2;
}
if (k_count > 0) {
LOAD_A_PAIR_TAIL(0);
BROADCAST_B_PAIR_TAIL(0, 0); MATMUL_4X(0, 0, 0);
BROADCAST_B_PAIR_TAIL(0, 1); MATMUL_4X(0, 0, 1);
BROADCAST_B_PAIR_TAIL(0, 2); MATMUL_4X(0, 0, 2);
BROADCAST_B_PAIR_TAIL(1, 0); MATMUL_4X(0, 1, 0);
BROADCAST_B_PAIR_TAIL(1, 1); MATMUL_4X(0, 1, 1);
BROADCAST_B_PAIR_TAIL(1, 2); MATMUL_4X(0, 1, 2);
ptr_b0 += 24;
ptr_b1 += 24;
ptr_a0 += 16;
}
}
}
}

+ 0
- 32
kernel/x86_64/sbgemm_kernel_32x8_cooperlake.c View File

@@ -1,32 +0,0 @@
/***************************************************************************
Copyright (c) 2021, The OpenBLAS Project
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. Neither the name of the OpenBLAS project nor the names of
its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/

#include "common.h"

int CNAME (BLASLONG m, BLASLONG n, BLASLONG k, FLOAT alpha, IFLOAT * A, IFLOAT * B, FLOAT * C, BLASLONG ldc)
{
}

kernel/x86_64/sbgemm_ncopy_32_cooperlake.c → kernel/x86_64/sbgemm_ncopy_16_cooperlake.c View File


+ 207
- 0
kernel/x86_64/sbgemm_ncopy_4_cooperlake.c View File

@@ -0,0 +1,207 @@
/***************************************************************************
Copyright (c) 2021, The OpenBLAS Project
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. Neither the name of the OpenBLAS project nor the names of
its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/

#include <stdio.h>
#include <immintrin.h>
#include "common.h"

#define REORDER_4x32(r0, r1, r2, r3) {\
__m512i t0, t1, t2, t3; \
t0 = _mm512_unpacklo_epi32(r0, r1); \
t1 = _mm512_unpackhi_epi32(r0, r1); \
t2 = _mm512_unpacklo_epi32(r2, r3); \
t3 = _mm512_unpackhi_epi32(r2, r3); \
r0 = _mm512_unpacklo_epi64(t0, t2); \
r1 = _mm512_unpackhi_epi64(t0, t2); \
r2 = _mm512_unpacklo_epi64(t1, t3); \
r3 = _mm512_unpackhi_epi64(t1, t3); \
t0 = _mm512_permutex2var_epi32(r0, idx_lo_128, r1); \
t1 = _mm512_permutex2var_epi32(r0, idx_hi_128, r1); \
t2 = _mm512_permutex2var_epi32(r2, idx_lo_128, r3); \
t3 = _mm512_permutex2var_epi32(r2, idx_hi_128, r3); \
r0 = _mm512_permutex2var_epi32(t0, idx_lo_256, t2); \
r1 = _mm512_permutex2var_epi32(t1, idx_lo_256, t3); \
r2 = _mm512_permutex2var_epi32(t0, idx_hi_256, t2); \
r3 = _mm512_permutex2var_epi32(t1, idx_hi_256, t3); \
}

#define REORDER_4x8(r0, r1, r2, r3) {\
__m128i t0, t1, t2, t3; \
t0 = _mm_unpacklo_epi32(r0, r1); \
t1 = _mm_unpackhi_epi32(r0, r1); \
t2 = _mm_unpacklo_epi32(r2, r3); \
t3 = _mm_unpackhi_epi32(r2, r3); \
r0 = _mm_unpacklo_epi64(t0, t2); \
r1 = _mm_unpackhi_epi64(t0, t2); \
r2 = _mm_unpacklo_epi64(t1, t3); \
r3 = _mm_unpackhi_epi64(t1, t3); \
}

#define GET_TAIL(tail, remain_m) \
switch((remain_m + 1)/2) { \
case 1: tail = r0; break; \
case 2: tail = r1; break; \
case 3: tail = r2; break; \
case 4: tail = r3; break; \
}

int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
BLASLONG i, j;
IFLOAT *aoffset;
IFLOAT *aoffset0, *aoffset1, *aoffset2, *aoffset3;

IFLOAT *boffset;

aoffset = a;
boffset = b;

BLASLONG m32 = n & ~31;
BLASLONG m8 = n & ~7;
BLASLONG n4 = n & ~3;

int permute_table[] = {
0x0, 0x1, 0x2, 0x3, 0x10, 0x11, 0x12, 0x13, 0x8, 0x9, 0xa, 0xb, 0x18, 0x19, 0x1a, 0x1b,
0x4, 0x5, 0x6, 0x7, 0x14, 0x15, 0x16, 0x17, 0xc, 0xd, 0xe, 0xf, 0x1c, 0x1d, 0x1e, 0x1f,
0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
};
__m512i idx_lo_128 = _mm512_loadu_si512(permute_table);
__m512i idx_hi_128 = _mm512_loadu_si512(permute_table + 16);
__m512i idx_lo_256 = _mm512_loadu_si512(permute_table + 32);
__m512i idx_hi_256 = _mm512_loadu_si512(permute_table + 48);

for (j = 0; j < n4; j += 4) {
aoffset0 = aoffset;
aoffset1 = aoffset0 + lda;
aoffset2 = aoffset1 + lda;
aoffset3 = aoffset2 + lda;
aoffset += 4 * lda;

for (i = 0; i < m32; i += 32) {
__m512i r0, r1, r2, r3;
r0 = _mm512_loadu_si512(aoffset0 + i);
r1 = _mm512_loadu_si512(aoffset1 + i);
r2 = _mm512_loadu_si512(aoffset2 + i);
r3 = _mm512_loadu_si512(aoffset3 + i);
REORDER_4x32(r0, r1, r2, r3);
_mm512_storeu_si512(boffset + 32*0, r0);
_mm512_storeu_si512(boffset + 32*1, r1);
_mm512_storeu_si512(boffset + 32*2, r2);
_mm512_storeu_si512(boffset + 32*3, r3);
boffset += 32 * 4;
}
for (; i < m8; i += 8) {
__m128i r0 = _mm_loadu_si128(aoffset0 + i);
__m128i r1 = _mm_loadu_si128(aoffset1 + i);
__m128i r2 = _mm_loadu_si128(aoffset2 + i);
__m128i r3 = _mm_loadu_si128(aoffset3 + i);
REORDER_4x8(r0, r1, r2, r3);
_mm_storeu_si128(boffset + 8*0, r0);
_mm_storeu_si128(boffset + 8*1, r1);
_mm_storeu_si128(boffset + 8*2, r2);
_mm_storeu_si128(boffset + 8*3, r3);
boffset += 8 * 4;
}
if (i < m) {
int remain_m = m - i;
__mmask8 r_mask = (1UL << remain_m) - 1;
__m128i r0 = _mm_maskz_loadu_epi16(r_mask, aoffset0 + i);
__m128i r1 = _mm_maskz_loadu_epi16(r_mask, aoffset1 + i);
__m128i r2 = _mm_maskz_loadu_epi16(r_mask, aoffset2 + i);
__m128i r3 = _mm_maskz_loadu_epi16(r_mask, aoffset3 + i);
REORDER_4x8(r0, r1, r2, r3);

// store should skip the tail odd line
int num_store = remain_m/2;
switch(num_store) {
case 3: _mm_storeu_si128(boffset + 8*2, r0);
case 2: _mm_storeu_si128(boffset + 8*1, r0);
case 1: _mm_storeu_si128(boffset + 8*0, r0);
}
boffset += 8 * num_store;

if (m & 0x1) { // handling the tail
__m128i tail;
GET_TAIL(tail, remain_m);
/* tail vector is fill with zero like:
* a, 0, b, 0, c, 0, d, 0
* need to extract lo words of data and store
*/
tail = _mm_cvtepi32_epi16(tail);
_mm_store_sd(boffset, (__m128d) tail); // only lower 4 bfloat valid
boffset += 4;
}
}
}
if (j < n) {
int remain_n = n - j;
__mmask8 nmask = (1UL << remain_n) - 1;
aoffset0 = aoffset;
aoffset1 = aoffset0 + lda;
aoffset2 = aoffset1 + lda;
aoffset3 = aoffset2 + lda;
__m128i r0, r1, r2, r3;
for (i = 0; i < m8; i += 8) {
switch (remain_n) {
case 3: r2 = _mm_loadu_si128(aoffset2 + i);
case 2: r1 = _mm_loadu_si128(aoffset1 + i);
case 1: r0 = _mm_loadu_si128(aoffset0 + i);
}
REORDER_4x8(r0, r1, r2, r3);
_mm_mask_storeu_epi16(boffset + remain_n * 0, nmask, r0);
_mm_mask_storeu_epi16(boffset + remain_n * 1, nmask, r1);
_mm_mask_storeu_epi16(boffset + remain_n * 2, nmask, r2);
_mm_mask_storeu_epi16(boffset + remain_n * 3, nmask, r3);
boffset += 4 * remain_n;
}
if (i < m) {
int remain_m = m - i;
__mmask8 mmask = (1UL << remain_m) - 1;
switch (remain_n) {
case 3: r2 = _mm_maskz_loadu_epi16(mmask, aoffset2 + i);
case 2: r1 = _mm_maskz_loadu_epi16(mmask, aoffset1 + i);
case 1: r0 = _mm_maskz_loadu_epi16(mmask, aoffset0 + i);
}
REORDER_4x8(r0, r1, r2, r3);

int num_store = remain_m/2;
switch (num_store) {
case 3: _mm_mask_storeu_epi16(boffset + remain_n * 2, nmask, r2);
case 2: _mm_mask_storeu_epi16(boffset + remain_n * 1, nmask, r1);
case 1: _mm_mask_storeu_epi16(boffset + remain_n * 0, nmask, r0);
}
boffset += 2 * num_store * remain_n;

if (m & 0x1) {
__m128i tail;
GET_TAIL(tail, remain_m);
tail = _mm_cvtepi32_epi16(tail);
_mm_mask_storeu_epi16(boffset, nmask, tail);
}
}
}
}

kernel/x86_64/sbgemm_tcopy_32_cooperlake.c → kernel/x86_64/sbgemm_tcopy_16_cooperlake.c View File

@@ -32,23 +32,25 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
BLASLONG i, j;

IFLOAT *boffset;
IFLOAT *boffset0, *boffset1;

boffset = b;
boffset0 = b;

BLASLONG n32 = n & ~31;
BLASLONG m4 = m & ~3;
BLASLONG m2 = m & ~1;

uint32_t permute_table = {
0, 0x10|0, 1, 0x10|1, 2, 0x10|2, 3, 0x10|3, 4, 0x10|4, 5, 0x10|5, 6, 0x10|6, 7, 0x10, 7,
8, 0x10|8, 9, 0x10|9, 10, 0x10|10, 11, 0x10|11, 12, 0x10|12, 13, 0x10|13, 14, 0x10|14, 15, 0x10|15,
0x00, 0x10, 0x01, 0x11, 0x02, 0x12, 0x03, 0x13, 0x04, 0x14, 0x05, 0x15, 0x06, 0x16, 0x07, 0x17,
0x08, 0x18, 0x09, 0x19, 0x0a, 0x1a, 0x0b, 0x1b, 0x0c, 0x1c, 0x0d, 0x1d, 0x0e, 0x1e, 0x0f, 0x1f,
};

__m512i idx_lo = _mm512_loadu_si512(permute_table);
__m512i idx_hi = _mm512_loadu_si512(permute_table + 16);

for (j = 0; j < n32; j += 32) {
/* process 2x16 n at the same time */
boffset1 = boffset0 + m * 16;
for (i = 0; i < m4; i += 4) {
/* bf16 fma need special memory layout:
* for memory layout like below:
@@ -72,11 +74,12 @@ int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
a2 = _mm512_permutex2var_epi32(a10, idx_lo, a11);
a3 = _mm512_permutex2var_epi32(a10, idx_hi, a11);

_mm512_storeu_si512(boffset, a0);
_mm512_storeu_si512(boffset + 32, a1);
_mm512_storeu_si512(boffset + 64, a2);
_mm512_storeu_si512(boffset + 96, a3);
boffset += 128;
_mm512_storeu_si512(boffset0, a0);
_mm512_storeu_si512(boffset1, a1);
_mm512_storeu_si512(boffset0 + 32, a2);
_mm512_storeu_si512(boffset1 + 32, a3);
boffset0 += 64;
boffset1 += 64;
}
for (; i < m2; i += 2) {
__m512i a0 = _mm512_loadu_si512(&a[(i + 0)*lda + j]);
@@ -88,22 +91,29 @@ int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
a0 = _mm512_permutex2var_epi32(a00, idx_lo, a01);
a1 = _mm512_permutex2var_epi32(a00, idx_hi, a01);

_mm512_storeu_si512(boffset, a0);
_mm512_storeu_si512(boffset + 32, a1);
boffset += 64;
_mm512_storeu_si512(boffset0, a0);
_mm512_storeu_si512(boffset1, a1);
boffset0 += 32;
boffset1 += 32;
}
for (; i < m; i++) {
/* just copy the only remains row */
__m512i a0 = _mm512_loadu_si512(&a[(i + 0)*lda + j]);
_mm512_storeu_si512(boffset, a0);
boffset += 32;
__m256i a0 = _mm256_loadu_si256(&a[(i + 0)*lda + j]);
__m256i a1 = _mm256_loadu_si256(&a[(i + 0)*lda + j + 16]);
_mm256_storeu_si256(boffset0, a0);
_mm256_storeu_si256(boffset1, a1);
boffset0 += 16;
boffset1 += 16;
}
boffset0 = boffset1;
}
if (j < n) {
uint32_t remains = n - j;
__mmask32 r_mask = (1UL << remains) - 1;
if (remains > 16) {
__mmask16 w_mask = (1UL << (remains - 16)) - 1;
boffset1 = boffset0 + m * 16;
uint32_t tail1 = remains - 16;
__mmask16 w_mask1 = (1UL << tail1) - 1;
for (i = 0; i < m2; i += 2) {
__m512i a0 = _mm512_maskz_loadu_epi16(r_mask, &a[(i + 0)*lda + j]);
__m512i a1 = _mm512_maskz_loadu_epi16(r_mask, &a[(i + 1)*lda + j]);
@@ -114,9 +124,19 @@ int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
a0 = _mm512_permutex2var_epi32(a00, idx_lo, a01);
a1 = _mm512_permutex2var_epi32(a00, idx_hi, a01);

_mm512_storeu_si512(boffset, a0);
_mm512_mask_storeu_epi32(boffset + 32, w_mask, a1);
boffset += 2 * remains;
_mm512_storeu_si512(boffset0, a0);
_mm512_mask_storeu_epi32(boffset1, w_mask1, a1);

boffset0 += 32;
boffset1 += 2 * tail1;
}
for (; i < m; i++) {
__m256i a0 = _mm256_loadu_si256(&a[(i + 0)*lda + j]);
__m256i a1 = _mm256_maskz_loadu_epi16(w_mask1, &a[(i + 0)*lda + j + 16]);
_mm256_storeu_si256(boffset0, a0);
_mm256_mask_storeu_epi16(boffset1, w_mask1, a1);
boffset0 += 16;
boffset1 += tail1;
}
} else {
__mmask16 w_mask = (1UL << remains ) - 1;
@@ -128,14 +148,15 @@ int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
__m512i a01 = _mm512_unpackhi_epi16(a0, a1);

a0 = _mm512_permutex2var_epi32(a00, idx_lo, a01);
_mm512_mask_storeu_epi32(boffset, w_mask, a0);
boffset += 2 * remains;

_mm512_mask_storeu_epi32(boffset0, w_mask, a0);
boffset0 += 2 * remains;
}
for (; i < m; i++) {
__m256i a0 = _mm256_maskz_loadu_epi16(w_mask, &a[(i + 0)*lda + j]);
_mm256_mask_storeu_epi16(boffset0, w_mask, a0);
boffset0 += remains;
}
}
for (; i < m; i++) {
__m512i a0 = _mm512_maskz_loadu_epi16(r_mask, &a[(i + 0)*lda + j]);
_mm512_mask_storeu_epi16(boffset, r_mask, a0);
boffset += remains;
}
}
}

kernel/x86_64/sbgemm_ncopy_8_cooperlake.c → kernel/x86_64/sbgemm_tcopy_4_cooperlake.c View File


+ 0
- 33
kernel/x86_64/sbgemm_tcopy_8_cooperlake.c View File

@@ -1,33 +0,0 @@
/***************************************************************************
Copyright (c) 2021, The OpenBLAS Project
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. Neither the name of the OpenBLAS project nor the names of
its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/

#include <stdio.h>
#include "common.h"

int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){

}

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