OpenBLAS/kernel/mips/dgemm_kernel_8x4_msa.c

1113 lines
30 KiB
C

/*******************************************************************************
Copyright (c) 2016, 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"
#include "macros_msa.h"
int CNAME(BLASLONG m, BLASLONG n, BLASLONG k, FLOAT alpha, FLOAT *A, FLOAT *B,
FLOAT *C, BLASLONG ldc
#ifdef TRMMKERNEL
, BLASLONG offset
#endif
)
{
BLASLONG i, j, l;
FLOAT *pc0, *pc1, *pc2, *pc3;
FLOAT *pa0, *pb0;
FLOAT tmp0, tmp1, tmp2, tmp3;
FLOAT a0;
FLOAT b0, b1, b2, b3;
v2f64 v_alpha = {alpha, alpha};
v2f64 src_a0, src_a1, src_a2, src_a3, src_b, src_b0, src_b1;
v2f64 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
v2f64 res0, res1, res2, res3, res4, res5, res6, res7;
v2f64 res8, res9, res10, res11, res12, res13, res14, res15;
for (j = (n / 4); j--;)
{
pc0 = C;
pc1 = pc0 + ldc;
pc2 = pc1 + ldc;
pc3 = pc2 + ldc;
pa0 = A;
for (i = (m / 8); i--;)
{
pb0 = B;
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 = src_a0 * src_b;
res1 = src_a1 * src_b;
res2 = src_a2 * src_b;
res3 = src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res4 = src_a0 * src_b;
res5 = src_a1 * src_b;
res6 = src_a2 * src_b;
res7 = src_a3 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res8 = src_a0 * src_b;
res9 = src_a1 * src_b;
res10 = src_a2 * src_b;
res11 = src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res12 = src_a0 * src_b;
res13 = src_a1 * src_b;
res14 = src_a2 * src_b;
res15 = src_a3 * src_b;
pa0 += 8;
pb0 += 4;
for (l = ((k - 1) / 2); l--;)
{
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
res6 += src_a2 * src_b;
res7 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res8 += src_a0 * src_b;
res9 += src_a1 * src_b;
res10 += src_a2 * src_b;
res11 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res12 += src_a0 * src_b;
res13 += src_a1 * src_b;
res14 += src_a2 * src_b;
res15 += src_a3 * src_b;
pa0 += 8;
pb0 += 4;
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
res6 += src_a2 * src_b;
res7 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res8 += src_a0 * src_b;
res9 += src_a1 * src_b;
res10 += src_a2 * src_b;
res11 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res12 += src_a0 * src_b;
res13 += src_a1 * src_b;
res14 += src_a2 * src_b;
res15 += src_a3 * src_b;
pa0 += 8;
pb0 += 4;
}
if ((k - 1) & 1)
{
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
res6 += src_a2 * src_b;
res7 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res8 += src_a0 * src_b;
res9 += src_a1 * src_b;
res10 += src_a2 * src_b;
res11 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res12 += src_a0 * src_b;
res13 += src_a1 * src_b;
res14 += src_a2 * src_b;
res15 += src_a3 * src_b;
pa0 += 8;
pb0 += 4;
}
LD_DP4(pc0, 2, dst0, dst1, dst2, dst3);
LD_DP4(pc1, 2, dst4, dst5, dst6, dst7);
dst0 += res0 * v_alpha;
dst1 += res1 * v_alpha;
dst2 += res2 * v_alpha;
dst3 += res3 * v_alpha;
dst4 += res4 * v_alpha;
dst5 += res5 * v_alpha;
dst6 += res6 * v_alpha;
dst7 += res7 * v_alpha;
ST_DP4(dst0, dst1, dst2, dst3, pc0, 2);
ST_DP4(dst4, dst5, dst6, dst7, pc1, 2);
LD_DP4(pc2, 2, dst0, dst1, dst2, dst3);
LD_DP4(pc3, 2, dst4, dst5, dst6, dst7);
dst0 += res8 * v_alpha;
dst1 += res9 * v_alpha;
dst2 += res10 * v_alpha;
dst3 += res11 * v_alpha;
dst4 += res12 * v_alpha;
dst5 += res13 * v_alpha;
dst6 += res14 * v_alpha;
dst7 += res15 * v_alpha;
ST_DP4(dst0, dst1, dst2, dst3, pc2, 2);
ST_DP4(dst4, dst5, dst6, dst7, pc3, 2);
pc0 += 8;
pc1 += 8;
pc2 += 8;
pc3 += 8;
}
for (i = ((m & 4) / 4); i--;)
{
pb0 = B;
LD_DP2(pa0, 2, src_a0, src_a1);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 = src_a0 * src_b;
res1 = src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res2 = src_a0 * src_b;
res3 = src_a1 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res4 = src_a0 * src_b;
res5 = src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res6 = src_a0 * src_b;
res7 = src_a1 * src_b;
pa0 += 4;
pb0 += 4;
for (l = ((k - 1) / 2); l--;)
{
LD_DP2(pa0, 2, src_a0, src_a1);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res2 += src_a0 * src_b;
res3 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res6 += src_a0 * src_b;
res7 += src_a1 * src_b;
pa0 += 4;
pb0 += 4;
LD_DP2(pa0, 2, src_a0, src_a1);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res2 += src_a0 * src_b;
res3 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res6 += src_a0 * src_b;
res7 += src_a1 * src_b;
pa0 += 4;
pb0 += 4;
}
if ((k - 1) & 1)
{
LD_DP2(pa0, 2, src_a0, src_a1);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res2 += src_a0 * src_b;
res3 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res6 += src_a0 * src_b;
res7 += src_a1 * src_b;
pa0 += 4;
pb0 += 4;
}
LD_DP2(pc0, 2, dst0, dst1);
LD_DP2(pc1, 2, dst2, dst3);
LD_DP2(pc2, 2, dst4, dst5);
LD_DP2(pc3, 2, dst6, dst7);
dst0 += res0 * v_alpha;
dst1 += res1 * v_alpha;
dst2 += res2 * v_alpha;
dst3 += res3 * v_alpha;
dst4 += res4 * v_alpha;
dst5 += res5 * v_alpha;
dst6 += res6 * v_alpha;
dst7 += res7 * v_alpha;
ST_DP2(dst0, dst1, pc0, 2);
ST_DP2(dst2, dst3, pc1, 2);
ST_DP2(dst4, dst5, pc2, 2);
ST_DP2(dst6, dst7, pc3, 2);
pc0 += 4;
pc1 += 4;
pc2 += 4;
pc3 += 4;
}
for (i = ((m & 2) / 2); i--;)
{
pb0 = B;
src_a0 = LD_DP(pa0);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 = src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res1 = src_a0 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res2 = src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res3 = src_a0 * src_b;
pa0 += 2;
pb0 += 4;
for (l = ((k - 1) / 2); l--;)
{
src_a0 = LD_DP(pa0);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res1 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res2 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res3 += src_a0 * src_b;
pa0 += 2;
pb0 += 4;
src_a0 = LD_DP(pa0);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res1 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res2 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res3 += src_a0 * src_b;
pa0 += 2;
pb0 += 4;
}
if ((k - 1) & 1)
{
src_a0 = LD_DP(pa0);
LD_DP2(pb0, 2, src_b0, src_b1);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res1 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b1, (v2i64) src_b1);
res2 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b1, (v2i64) src_b1);
res3 += src_a0 * src_b;
pa0 += 2;
pb0 += 4;
}
dst0 = LD_DP(pc0);
dst1 = LD_DP(pc1);
dst2 = LD_DP(pc2);
dst3 = LD_DP(pc3);
dst0 += res0 * v_alpha;
dst1 += res1 * v_alpha;
dst2 += res2 * v_alpha;
dst3 += res3 * v_alpha;
ST_DP(dst0, pc0);
ST_DP(dst1, pc1);
ST_DP(dst2, pc2);
ST_DP(dst3, pc3);
pc0 += 2;
pc1 += 2;
pc2 += 2;
pc3 += 2;
}
for (i = (m & 1); i--;)
{
pb0 = B;
a0 = pa0[0];
b0 = pb0[0];
tmp0 = a0 * b0;
b1 = pb0[1];
tmp1 = a0 * b1;
b2 = pb0[2];
tmp2 = a0 * b2;
b3 = pb0[3];
tmp3 = a0 * b3;
pa0 += 1;
pb0 += 4;
for (l = ((k - 1) / 2); l--;)
{
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
b1 = pb0[1];
tmp1 += a0 * b1;
b2 = pb0[2];
tmp2 += a0 * b2;
b3 = pb0[3];
tmp3 += a0 * b3;
pa0 += 1;
pb0 += 4;
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
b1 = pb0[1];
tmp1 += a0 * b1;
b2 = pb0[2];
tmp2 += a0 * b2;
b3 = pb0[3];
tmp3 += a0 * b3;
pa0 += 1;
pb0 += 4;
}
if ((k - 1) & 1)
{
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
b1 = pb0[1];
tmp1 += a0 * b1;
b2 = pb0[2];
tmp2 += a0 * b2;
b3 = pb0[3];
tmp3 += a0 * b3;
pa0 += 1;
pb0 += 4;
}
tmp0 = alpha * tmp0;
tmp1 = alpha * tmp1;
tmp2 = alpha * tmp2;
tmp3 = alpha * tmp3;
pc0[0] += tmp0;
pc1[0] += tmp1;
pc2[0] += tmp2;
pc3[0] += tmp3;
pc0 += 1;
pc1 += 1;
pc2 += 1;
pc3 += 1;
}
l = (k << 2);
B = B + l;
i = (ldc << 2);
C = C + i;
}
for (j = ((n & 2) / 2); j--;)
{
pc0 = C;
pc1 = pc0 + ldc;
pa0 = A;
for (i = (m / 8); i--;)
{
pb0 = B;
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 = src_a0 * src_b;
res1 = src_a1 * src_b;
res2 = src_a2 * src_b;
res3 = src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res4 = src_a0 * src_b;
res5 = src_a1 * src_b;
res6 = src_a2 * src_b;
res7 = src_a3 * src_b;
pa0 += 8;
pb0 += 2;
for (l = ((k - 1) / 2); l--;)
{
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
res6 += src_a2 * src_b;
res7 += src_a3 * src_b;
pa0 += 8;
pb0 += 2;
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
res6 += src_a2 * src_b;
res7 += src_a3 * src_b;
pa0 += 8;
pb0 += 2;
}
if ((k - 1) & 1)
{
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res4 += src_a0 * src_b;
res5 += src_a1 * src_b;
res6 += src_a2 * src_b;
res7 += src_a3 * src_b;
pa0 += 8;
pb0 += 2;
}
LD_DP4(pc0, 2, dst0, dst1, dst2, dst3);
LD_DP4(pc1, 2, dst4, dst5, dst6, dst7);
dst0 += res0 * v_alpha;
dst1 += res1 * v_alpha;
dst2 += res2 * v_alpha;
dst3 += res3 * v_alpha;
dst4 += res4 * v_alpha;
dst5 += res5 * v_alpha;
dst6 += res6 * v_alpha;
dst7 += res7 * v_alpha;
ST_DP4(dst0, dst1, dst2, dst3, pc0, 2);
ST_DP4(dst4, dst5, dst6, dst7, pc1, 2);
pc0 += 8;
pc1 += 8;
}
for (i = ((m & 4) / 4); i--;)
{
pb0 = B;
LD_DP2(pa0, 2, src_a0, src_a1);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 = src_a0 * src_b;
res1 = src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res2 = src_a0 * src_b;
res3 = src_a1 * src_b;
pa0 += 4;
pb0 += 2;
for (l = ((k - 1) / 2); l--;)
{
LD_DP2(pa0, 2, src_a0, src_a1);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res2 += src_a0 * src_b;
res3 += src_a1 * src_b;
pa0 += 4;
pb0 += 2;
LD_DP2(pa0, 2, src_a0, src_a1);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res2 += src_a0 * src_b;
res3 += src_a1 * src_b;
pa0 += 4;
pb0 += 2;
}
if ((k - 1) & 1)
{
LD_DP2(pa0, 2, src_a0, src_a1);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res2 += src_a0 * src_b;
res3 += src_a1 * src_b;
pa0 += 4;
pb0 += 2;
}
LD_DP2(pc0, 2, dst0, dst1);
LD_DP2(pc1, 2, dst2, dst3);
dst0 += res0 * v_alpha;
dst1 += res1 * v_alpha;
dst2 += res2 * v_alpha;
dst3 += res3 * v_alpha;
ST_DP2(dst0, dst1, pc0, 2);
ST_DP2(dst2, dst3, pc1, 2);
pc0 += 4;
pc1 += 4;
}
for (i = ((m & 2) / 2); i--;)
{
pb0 = B;
src_a0 = LD_DP(pa0);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 = src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res1 = src_a0 * src_b;
pa0 += 2;
pb0 += 2;
for (l = ((k - 1) / 2); l--;)
{
src_a0 = LD_DP(pa0);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res1 += src_a0 * src_b;
pa0 += 2;
pb0 += 2;
src_a0 = LD_DP(pa0);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res1 += src_a0 * src_b;
pa0 += 2;
pb0 += 2;
}
if ((k - 1) & 1)
{
src_a0 = LD_DP(pa0);
src_b0 = LD_DP(pb0);
src_b = (v2f64) __msa_ilvr_d((v2i64) src_b0, (v2i64) src_b0);
res0 += src_a0 * src_b;
src_b = (v2f64) __msa_ilvl_d((v2i64) src_b0, (v2i64) src_b0);
res1 += src_a0 * src_b;
pa0 += 2;
pb0 += 2;
}
dst0 = LD_DP(pc0);
dst1 = LD_DP(pc1);
dst0 += res0 * v_alpha;
dst1 += res1 * v_alpha;
ST_DP(dst0, pc0);
ST_DP(dst1, pc1);
pc0 += 2;
pc1 += 2;
}
for (i = (m & 1); i--;)
{
pb0 = B;
a0 = pa0[0];
b0 = pb0[0];
tmp0 = a0 * b0;
b1 = pb0[1];
tmp1 = a0 * b1;
pa0 += 1;
pb0 += 2;
for (l = ((k - 1) / 2); l--;)
{
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
b1 = pb0[1];
tmp1 += a0 * b1;
pa0 += 1;
pb0 += 2;
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
b1 = pb0[1];
tmp1 += a0 * b1;
pa0 += 1;
pb0 += 2;
}
if ((k - 1) & 1)
{
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
b1 = pb0[1];
tmp1 += a0 * b1;
pa0 += 1;
pb0 += 2;
}
tmp0 = alpha * tmp0;
tmp1 = alpha * tmp1;
pc0[0] += tmp0;
pc1[0] += tmp1;
pc0 += 1;
pc1 += 1;
}
l = (k << 1);
B = B + l;
i = (ldc << 1);
C = C + i;
}
for (j = (n & 1); j--;)
{
pc0 = C;
pa0 = A;
for (i = (m / 8); i--;)
{
pb0 = B;
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 = src_a0 * src_b;
res1 = src_a1 * src_b;
res2 = src_a2 * src_b;
res3 = src_a3 * src_b;
pa0 += 8;
pb0 += 1;
for (l = ((k - 1) / 2); l--;)
{
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
pa0 += 8;
pb0 += 1;
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
pa0 += 8;
pb0 += 1;
}
if ((k - 1) & 1)
{
LD_DP4(pa0, 2, src_a0, src_a1, src_a2, src_a3);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
res2 += src_a2 * src_b;
res3 += src_a3 * src_b;
pa0 += 8;
pb0 += 1;
}
LD_DP4(pc0, 2, dst0, dst1, dst2, dst3);
dst0 += res0 * v_alpha;
dst1 += res1 * v_alpha;
dst2 += res2 * v_alpha;
dst3 += res3 * v_alpha;
ST_DP4(dst0, dst1, dst2, dst3, pc0, 2);
pc0 += 8;
}
for (i = ((m & 4) / 4); i--;)
{
pb0 = B;
LD_DP2(pa0, 2, src_a0, src_a1);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 = src_a0 * src_b;
res1 = src_a1 * src_b;
pa0 += 4;
pb0 += 1;
for (l = ((k - 1) / 2); l--;)
{
LD_DP2(pa0, 2, src_a0, src_a1);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
pa0 += 4;
pb0 += 1;
LD_DP2(pa0, 2, src_a0, src_a1);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
pa0 += 4;
pb0 += 1;
}
if ((k - 1) & 1)
{
LD_DP2(pa0, 2, src_a0, src_a1);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
res1 += src_a1 * src_b;
pa0 += 4;
pb0 += 1;
}
LD_DP2(pc0, 2, dst0, dst1);
dst0 += res0 * v_alpha;
dst1 += res1 * v_alpha;
ST_DP2(dst0, dst1, pc0, 2);
pc0 += 4;
}
for (i = ((m & 2) / 2); i--;)
{
pb0 = B;
src_a0 = LD_DP(pa0);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 = src_a0 * src_b;
pa0 += 2;
pb0 += 1;
for (l = ((k - 1) / 2); l--;)
{
src_a0 = LD_DP(pa0);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
pa0 += 2;
pb0 += 1;
src_a0 = LD_DP(pa0);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
pa0 += 2;
pb0 += 1;
}
if ((k - 1) & 1)
{
src_a0 = LD_DP(pa0);
src_b[0] = pb0[0];
src_b[1] = pb0[0];
res0 += src_a0 * src_b;
pa0 += 2;
pb0 += 1;
}
dst0 = LD_DP(pc0);
dst0 += res0 * v_alpha;
ST_DP(dst0, pc0);
pc0 += 2;
}
for (i = (m & 1); i--;)
{
pb0 = B;
a0 = pa0[0];
b0 = pb0[0];
tmp0 = a0 * b0;
pa0 += 1;
pb0 += 1;
for (l = ((k - 1) / 2); l--;)
{
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
pa0 += 1;
pb0 += 1;
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
pa0 += 1;
pb0 += 1;
}
if ((k - 1) & 1)
{
a0 = pa0[0];
b0 = pb0[0];
tmp0 += a0 * b0;
pa0 += 1;
pb0 += 1;
}
pc0[0] += alpha * tmp0;
pc0 += 1;
}
l = (k << 0);
B = B + l;
i = (ldc << 0);
C = C + i;
}
return 0;
}