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wjc404 2019-07-20 14:33:37 +08:00 committed by GitHub
parent 825777faab
commit f49f8047ac
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1 changed files with 43 additions and 7 deletions
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50
kernel/x86_64/dgemm_kernel_4x8_haswell.S
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@ -279,30 +279,45 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
vmulpd %ymm0 , %ymm9 , %ymm9
vmulpd %ymm0 , %ymm10, %ymm10
vmulpd %ymm0 , %ymm11, %ymm11
#if B_PR1 >= 96
prefetcht0 128 + BUFFER1
#endif
vmulpd %ymm0 , %ymm12, %ymm12
vmulpd %ymm0 , %ymm13, %ymm13
vmulpd %ymm0 , %ymm14, %ymm14
vmulpd %ymm0 , %ymm15, %ymm15
#if B_PR1 >= 160
prefetcht0 192 + BUFFER1
#endif
vpermilpd $ 0x05 , %ymm5, %ymm5
vpermilpd $ 0x05 , %ymm7, %ymm7
#if B_PR1 >= 224
prefetcht0 256 + BUFFER1
#endif
vblendpd $ 0x0a, %ymm5, %ymm4, %ymm0
vblendpd $ 0x05, %ymm5, %ymm4, %ymm1
vblendpd $ 0x0a, %ymm7, %ymm6, %ymm2
vblendpd $ 0x05, %ymm7, %ymm6, %ymm3
#if B_PR1 >= 288
prefetcht0 320 + BUFFER1
#endif
vperm2f128 $ 0x01 , %ymm2, %ymm2 , %ymm2
vperm2f128 $ 0x01 , %ymm3, %ymm3 , %ymm3
#if B_PR1 >= 352
prefetcht0 384 + BUFFER1
#endif
vblendpd $ 0x03, %ymm0, %ymm2 , %ymm4
vblendpd $ 0x03, %ymm1, %ymm3 , %ymm5
vblendpd $ 0x03, %ymm2, %ymm0 , %ymm6
vblendpd $ 0x03, %ymm3, %ymm1 , %ymm7
#if B_PR1 >= 416
prefetcht0 448 + BUFFER1
#endif
leaq (CO1, LDC, 2), %rax
#if B_PR1 >= 480
prefetcht0 512 + BUFFER1
#endif
#if !defined(TRMMKERNEL)
@ -1867,13 +1882,19 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/* here for the prefetch of next b source block */
/* the increment should be proportional to the ratio of GEMM_Q/GEMM_P */
/* currently an increment of 128 byte is suitable */
salq $3, K
#ifdef WINDOWS_ABI /* GEMM_P == GEMM_Q * 4 */
prefetcht2 32(B)
prefetcht2 32(B, K, 8)
addq $64, B /* increment */
#else /* GEMM_P == GEMM_Q * 2 under linux x86_64 */
prefetcht2 32(B)
prefetcht2 32(B, K, 8)
prefetcht2 96(B)
prefetcht2 96(B, K, 8)
addq $128, B /* increment */
#endif
sarq $3, K
decq I # i --
@ -1883,10 +1904,15 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/**************************************************************************
* Rest of M
***************************************************************************/
/* recover the original value of pointer B */
/* recover the original value of pointer B after prefetch */
movq M, I
sarq $2, I
#ifdef WINDOWS_ABI /* GEMM_P == GEMM_Q * 4 */
salq $6, I
#else /* GEMM_P == GEMM_Q * 2 under linux x86_64 */
salq $7, I
#endif
subq I, B
.L12_20:
@ -2166,13 +2192,19 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/* here for the prefetch of next b source block */
/* the increment should be proportional to the ratio of GEMM_Q/GEMM_P */
/* currently an increment of 128 byte is suitable */
salq $3, K
#ifdef WINDOWS_ABI /* GEMM_P == GEMM_Q * 4 */
prefetcht2 (B)
prefetcht2 (B, K, 8)
addq $64, B
#else /* GEMM_P == GEMM_Q * 2 under linux x86_64 */
prefetcht2 (B)
prefetcht2 (B, K, 8)
prefetcht2 64(B)
prefetcht2 64(B, K, 8)
addq $128, B
#endif
sarq $3, K
decq I # i --
@ -2185,7 +2217,11 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/* recover the original value of pointer B */
movq M, I
sarq $2, I
#ifdef WINDOWS_ABI /* GEMM_P == GEMM_Q * 4 */
salq $6, I
#else /* GEMM_P == GEMM_Q * 2 under linux x86_64 */
salq $7, I
#endif
subq I, B
.L13_20: