/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* 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. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
/* AUSTIN ``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 UNIVERSITY OF TEXAS AT */
/* AUSTIN 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. */
/* */
/* The views and conclusions contained in the software and */
/* documentation are those of the authors and should not be */
/* interpreted as representing official policies, either expressed */
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#ifndef KERNEL_OPERATION
#ifndef COMPLEX
#define KERNEL_OPERATION(M, N, K, ALPHA, SA, SB, C, LDC, X, Y) \
KERNEL_FUNC(M, N, K, ALPHA[0], SA, SB, (FLOAT *)(C) + ((X) + (Y) * LDC) * COMPSIZE, LDC, (X) - (Y))
#else
#define KERNEL_OPERATION(M, N, K, ALPHA, SA, SB, C, LDC, X, Y) \
KERNEL_FUNC(M, N, K, ALPHA[0], ALPHA[1], SA, SB, (FLOAT *)(C) + ((X) + (Y) * LDC) * COMPSIZE, LDC, (X) - (Y))
#endif
#endif
#ifndef ICOPY_OPERATION
#ifndef TRANS
#define ICOPY_OPERATION(M, N, A, LDA, X, Y, BUFFER) GEMM_ITCOPY(M, N, (FLOAT *)(A) + ((Y) + (X) * (LDA)) * COMPSIZE, LDA, BUFFER);
#else
#define ICOPY_OPERATION(M, N, A, LDA, X, Y, BUFFER) GEMM_INCOPY(M, N, (FLOAT *)(A) + ((X) + (Y) * (LDA)) * COMPSIZE, LDA, BUFFER);
#endif
#endif
#ifndef OCOPY_OPERATION
#ifdef TRANS
#define OCOPY_OPERATION(M, N, A, LDA, X, Y, BUFFER) GEMM_ONCOPY(M, N, (FLOAT *)(A) + ((X) + (Y) * (LDA)) * COMPSIZE, LDA, BUFFER);
#else
#define OCOPY_OPERATION(M, N, A, LDA, X, Y, BUFFER) GEMM_OTCOPY(M, N, (FLOAT *)(A) + ((Y) + (X) * (LDA)) * COMPSIZE, LDA, BUFFER);
#endif
#endif
#ifndef M
#define M args -> n
#endif
#ifndef N
#define N args -> n
#endif
#ifndef K
#define K args -> k
#endif
#ifndef A
#define A args -> a
#endif
#ifndef C
#define C args -> c
#endif
#ifndef LDA
#define LDA args -> lda
#endif
#ifndef LDC
#define LDC args -> ldc
#endif
#ifdef TIMING
#define START_RPCC() rpcc_counter = rpcc()
#define STOP_RPCC(COUNTER) COUNTER += rpcc() - rpcc_counter
#else
#define START_RPCC()
#define STOP_RPCC(COUNTER)
#endif
int CNAME(blas_arg_t *args, BLASLONG *range_m, BLASLONG *range_n, FLOAT *sa, FLOAT *sb, BLASLONG dummy) {
BLASLONG m_from, m_to, n_from, n_to, k, lda, ldc;
FLOAT *a, *c, *alpha, *beta;
BLASLONG ls, is, js;
BLASLONG min_l, min_i, min_j;
BLASLONG jjs, min_jj;
BLASLONG m_start, m_end;
int shared = ((GEMM_UNROLL_M == GEMM_UNROLL_N) && !HAVE_EX_L2);
FLOAT *aa;
#ifdef TIMING
unsigned long long rpcc_counter;
unsigned long long innercost = 0;
unsigned long long outercost = 0;
unsigned long long kernelcost = 0;
double total;
#endif
k = K;
a = (FLOAT *)A;
c = (FLOAT *)C;
lda = LDA;
ldc = LDC;
alpha = (FLOAT *)args -> alpha;
beta = (FLOAT *)args -> beta;
m_from = 0;
m_to = M;
if (range_m) {
m_from = *(((BLASLONG *)range_m) + 0);
m_to = *(((BLASLONG *)range_m) + 1);
}
n_from = 0;
n_to = N;
if (range_n) {
n_from = *(((BLASLONG *)range_n) + 0);
n_to = *(((BLASLONG *)range_n) + 1);
}
if (beta) {
#if !defined(COMPLEX) || defined(HERK)
if (beta[0] != ONE)
#else
if ((beta[0] != ONE) || (beta[1] != ZERO))
#endif
syrk_beta(m_from, m_to, n_from, n_to, beta, c, ldc);
}
if ((k == 0) || (alpha == NULL)) return 0;
if ((alpha[0] == ZERO)
#if defined(COMPLEX) && !defined(HERK)
&& (alpha[1] == ZERO)
#endif
) return 0;
#if 0
fprintf(stderr, "m_from : %ld m_to : %ld n_from : %ld n_to : %ld\n",
m_from, m_to, n_from, n_to);
#endif
for(js = n_from; js < n_to; js += GEMM_R){
min_j = n_to - js;
if (min_j > GEMM_R) min_j = GEMM_R;
#ifndef LOWER
m_start = m_from;
m_end = js + min_j;
if (m_end > m_to) m_end = m_to;
#else
m_start = m_from;
m_end = m_to;
if (m_start < js) m_start = js;
#endif
for(ls = 0; ls < k; ls += min_l){
min_l = k - ls;
if (min_l >= GEMM_Q * 2) {
min_l = GEMM_Q;
} else
if (min_l > GEMM_Q) {
min_l = (min_l + 1) / 2;
}
min_i = m_end - m_start;
if (min_i >= GEMM_P * 2) {
min_i = GEMM_P;
} else
if (min_i > GEMM_P) {
min_i = (min_i / 2 + GEMM_UNROLL_MN - 1) & ~(GEMM_UNROLL_MN - 1);
}
#ifndef LOWER
if (m_end >= js) {
aa = sb + min_l * MAX(m_start - js, 0) * COMPSIZE;
if (!shared) aa = sa;
for(jjs = MAX(m_start, js); jjs < js + min_j; jjs += min_jj){
min_jj = js + min_j - jjs;
if (min_jj > GEMM_UNROLL_MN) min_jj = GEMM_UNROLL_MN;
if (!shared && (jjs - MAX(m_start, js) < min_i)) {
START_RPCC();
ICOPY_OPERATION(min_l, min_jj, a, lda, ls, jjs, sa + min_l * (jjs - js) * COMPSIZE);
STOP_RPCC(innercost);
}
START_RPCC();
OCOPY_OPERATION(min_l, min_jj, a, lda, ls, jjs, sb + min_l * (jjs - js) * COMPSIZE);
STOP_RPCC(outercost);
START_RPCC();
KERNEL_OPERATION(min_i, min_jj, min_l, alpha, aa, sb + min_l * (jjs - js) * COMPSIZE, c, ldc, MAX(m_start, js), jjs);
STOP_RPCC(kernelcost);
}
for(is = MAX(m_start, js) + min_i; is < m_end; is += min_i){
min_i = m_end - is;
if (min_i >= GEMM_P * 2) {
min_i = GEMM_P;
} else
if (min_i > GEMM_P) {
min_i = (min_i / 2 + GEMM_UNROLL_MN - 1) & ~(GEMM_UNROLL_MN - 1);
}
aa = sb + min_l * (is - js) * COMPSIZE;
if (!shared) {
START_RPCC();
ICOPY_OPERATION(min_l, min_i, a, lda, ls, is, sa);
STOP_RPCC(innercost);
aa = sa;
}
START_RPCC();
KERNEL_OPERATION(min_i, min_j, min_l, alpha, aa, sb, c, ldc, is, js);
STOP_RPCC(kernelcost);
}
}
if (m_start < js) {
if (m_end < js) {
START_RPCC();
ICOPY_OPERATION(min_l, min_i, a, lda, ls, m_start, sa);
STOP_RPCC(innercost);
for(jjs = js; jjs < js + min_j; jjs += GEMM_UNROLL_MN){
min_jj = min_j + js - jjs;
if (min_jj > GEMM_UNROLL_MN) min_jj = GEMM_UNROLL_MN;
START_RPCC();
OCOPY_OPERATION(min_l, min_jj, a, lda, ls, jjs, sb + min_l * (jjs - js) * COMPSIZE);
STOP_RPCC(outercost);
START_RPCC();
KERNEL_OPERATION(min_i, min_jj, min_l, alpha, sa, sb + min_l * (jjs - js) * COMPSIZE, c, ldc, m_start, jjs);
STOP_RPCC(kernelcost);
}
} else {
min_i = 0;
}
for(is = m_start + min_i; is < MIN(m_end, js); is += min_i){
min_i = MIN(m_end, js)- is;
if (min_i >= GEMM_P * 2) {
min_i = GEMM_P;
} else
if (min_i > GEMM_P) {
min_i = (min_i / 2 + GEMM_UNROLL_MN - 1) & ~(GEMM_UNROLL_MN - 1);
}
START_RPCC();
ICOPY_OPERATION(min_l, min_i, a, lda, ls, is, sa);
STOP_RPCC(innercost);
START_RPCC();
KERNEL_OPERATION(min_i, min_j, min_l, alpha, sa, sb, c, ldc, is, js);
STOP_RPCC(kernelcost);
}
}
#else
if (m_start < js + min_j) {
aa = sb + min_l * (m_start - js) * COMPSIZE;
if (!shared) {
START_RPCC();
ICOPY_OPERATION(min_l, min_i, a, lda, ls, m_start, sa);
STOP_RPCC(innercost);
}
START_RPCC();
OCOPY_OPERATION(min_l, (shared? (min_i) : MIN(min_i, min_j + js - m_start)), a, lda, ls, m_start, aa);
STOP_RPCC(outercost);
START_RPCC();
KERNEL_OPERATION(min_i, MIN(min_i, min_j + js - m_start), min_l, alpha, (shared? (aa) : (sa)), aa, c, ldc, m_start, m_start);
STOP_RPCC(kernelcost);
for(jjs = js; jjs < m_start; jjs += GEMM_UNROLL_N){
min_jj = m_start - jjs;
if (min_jj > GEMM_UNROLL_N) min_jj = GEMM_UNROLL_N;
START_RPCC();
OCOPY_OPERATION(min_l, min_jj, a, lda, ls, jjs, sb + min_l * (jjs - js) * COMPSIZE);
STOP_RPCC(outercost);
START_RPCC();
KERNEL_OPERATION(min_i, min_jj, min_l, alpha, (shared? (aa) : (sa)), sb + min_l * (jjs - js) * COMPSIZE, c, ldc, m_start, jjs);
STOP_RPCC(kernelcost);
}
for(is = m_start + min_i; is < m_end; is += min_i){
min_i = m_end - is;
if (min_i >= GEMM_P * 2) {
min_i = GEMM_P;
} else
if (min_i > GEMM_P) {
min_i = (min_i / 2 + GEMM_UNROLL_MN - 1) & ~(GEMM_UNROLL_MN - 1);
}
if (is < js + min_j) {
if (!shared) {
START_RPCC();
ICOPY_OPERATION(min_l, min_i, a, lda, ls, is, sa);
STOP_RPCC(innercost);
}
aa = sb + min_l * (is - js) * COMPSIZE;
START_RPCC();
OCOPY_OPERATION(min_l, (shared? (min_i) : MIN(min_i, min_j - is + js)), a, lda, ls, is, aa);
STOP_RPCC(outercost);
START_RPCC();
KERNEL_OPERATION(min_i, MIN(min_i, min_j - is + js), min_l, alpha, (shared? (aa) : (sa)), aa, c, ldc, is, is);
STOP_RPCC(kernelcost);
START_RPCC();
KERNEL_OPERATION(min_i, is - js, min_l, alpha, (shared? (aa) : (sa)), sb, c, ldc, is, js);
STOP_RPCC(kernelcost);
} else {
START_RPCC();
ICOPY_OPERATION(min_l, min_i, a, lda, ls, is, sa);
STOP_RPCC(innercost);
START_RPCC();
KERNEL_OPERATION(min_i, min_j, min_l, alpha, sa, sb, c, ldc, is, js);
STOP_RPCC(kernelcost);
}
}
} else {
START_RPCC();
ICOPY_OPERATION(min_l, min_i, a, lda, ls, m_start, sa);
STOP_RPCC(innercost);
for(jjs = js; jjs < min_j; jjs += GEMM_UNROLL_N){
min_jj = min_j - jjs;
if (min_jj > GEMM_UNROLL_N) min_jj = GEMM_UNROLL_N;
START_RPCC();
OCOPY_OPERATION(min_l, min_jj, a, lda, ls, jjs, sb + min_l * (jjs - js) * COMPSIZE);
STOP_RPCC(outercost);
START_RPCC();
KERNEL_OPERATION(min_i, min_jj, min_l, alpha, sa, sb + min_l * (jjs - js) * COMPSIZE, c, ldc, m_start, jjs);
STOP_RPCC(kernelcost);
}
for(is = m_start + min_i; is < m_end; is += min_i){
min_i = m_end - is;
if (min_i >= GEMM_P * 2) {
min_i = GEMM_P;
} else
if (min_i > GEMM_P) {
min_i = (min_i / 2 + GEMM_UNROLL_MN - 1) & ~(GEMM_UNROLL_MN - 1);
}
START_RPCC();
ICOPY_OPERATION(min_l, min_i, a, lda, ls, is, sa);
STOP_RPCC(innercost);
START_RPCC();
KERNEL_OPERATION(min_i, min_j, min_l, alpha, sa, sb, c, ldc, is, js);
STOP_RPCC(kernelcost);
}
}
#endif
}
}
#ifdef TIMING
total = (double)outercost + (double)innercost + (double)kernelcost;
printf( "Copy A : %5.2f Copy B: %5.2f Kernel : %5.2f kernel Effi. : %5.2f Total Effi. : %5.2f\n",
innercost / total * 100., outercost / total * 100., kernelcost / total * 100.,
(double)(m_to - m_from) * (double)(n_to - n_from) * (double)k / (double)kernelcost * 100. * (double)COMPSIZE / (double)DNUMOPT,
(double)(m_to - m_from) * (double)(n_to - n_from) * (double)k / total * 100. * (double)COMPSIZE / (double)DNUMOPT);
#endif
return 0;
}