347 lines
8.1 KiB
C
347 lines
8.1 KiB
C
/*********************************************************************/
|
|
/* 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. */
|
|
/*********************************************************************/
|
|
|
|
#include "common.h"
|
|
|
|
static FLOAT dm1 = -1.;
|
|
|
|
#ifdef CONJ
|
|
#define GEMM_KERNEL GEMM_KERNEL_R
|
|
#else
|
|
#define GEMM_KERNEL GEMM_KERNEL_N
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_M == 1
|
|
#define GEMM_UNROLL_M_SHIFT 0
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_M == 2
|
|
#define GEMM_UNROLL_M_SHIFT 1
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_M == 4
|
|
#define GEMM_UNROLL_M_SHIFT 2
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_M == 6
|
|
#define GEMM_UNROLL_M_SHIFT 2
|
|
#endif
|
|
|
|
|
|
#if GEMM_DEFAULT_UNROLL_M == 8
|
|
#define GEMM_UNROLL_M_SHIFT 3
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_M == 16
|
|
#define GEMM_UNROLL_M_SHIFT 4
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_N == 1
|
|
#define GEMM_UNROLL_N_SHIFT 0
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_N == 2
|
|
#define GEMM_UNROLL_N_SHIFT 1
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_N == 4
|
|
#define GEMM_UNROLL_N_SHIFT 2
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_N == 8
|
|
#define GEMM_UNROLL_N_SHIFT 3
|
|
#endif
|
|
|
|
#if GEMM_DEFAULT_UNROLL_N == 16
|
|
#define GEMM_UNROLL_N_SHIFT 4
|
|
#endif
|
|
|
|
|
|
#ifndef COMPLEX
|
|
|
|
static inline void solve(BLASLONG m, BLASLONG n, FLOAT *a, FLOAT *b, FLOAT *c, BLASLONG ldc) {
|
|
|
|
FLOAT aa, bb;
|
|
|
|
int i, j, k;
|
|
|
|
a += (n - 1) * m;
|
|
b += (n - 1) * n;
|
|
|
|
for (i = n - 1; i >= 0; i--) {
|
|
|
|
bb = *(b + i);
|
|
|
|
for (j = 0; j < m; j ++) {
|
|
aa = *(c + j + i * ldc);
|
|
aa *= bb;
|
|
*a = aa;
|
|
*(c + j + i * ldc) = aa;
|
|
a ++;
|
|
|
|
for (k = 0; k < i; k ++){
|
|
*(c + j + k * ldc) -= aa * *(b + k);
|
|
}
|
|
|
|
}
|
|
b -= n;
|
|
a -= 2 * m;
|
|
}
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void solve(BLASLONG m, BLASLONG n, FLOAT *a, FLOAT *b, FLOAT *c, BLASLONG ldc) {
|
|
|
|
FLOAT aa1, aa2;
|
|
FLOAT bb1, bb2;
|
|
FLOAT cc1, cc2;
|
|
|
|
int i, j, k;
|
|
|
|
ldc *= 2;
|
|
|
|
a += (n - 1) * m * 2;
|
|
b += (n - 1) * n * 2;
|
|
|
|
for (i = n - 1; i >= 0; i--) {
|
|
|
|
bb1 = *(b + i * 2 + 0);
|
|
bb2 = *(b + i * 2 + 1);
|
|
|
|
for (j = 0; j < m; j ++) {
|
|
|
|
aa1 = *(c + j * 2 + 0 + i * ldc);
|
|
aa2 = *(c + j * 2 + 1 + i * ldc);
|
|
|
|
#ifndef CONJ
|
|
cc1 = aa1 * bb1 - aa2 * bb2;
|
|
cc2 = aa1 * bb2 + aa2 * bb1;
|
|
#else
|
|
cc1 = aa1 * bb1 + aa2 * bb2;
|
|
cc2 = - aa1 * bb2 + aa2 * bb1;
|
|
#endif
|
|
|
|
*(a + 0) = cc1;
|
|
*(a + 1) = cc2;
|
|
|
|
*(c + j * 2 + 0 + i * ldc) = cc1;
|
|
*(c + j * 2 + 1 + i * ldc) = cc2;
|
|
a += 2;
|
|
|
|
for (k = 0; k < i; k ++){
|
|
#ifndef CONJ
|
|
*(c + j * 2 + 0 + k * ldc) -= cc1 * *(b + k * 2 + 0) - cc2 * *(b + k * 2 + 1);
|
|
*(c + j * 2 + 1 + k * ldc) -= cc1 * *(b + k * 2 + 1) + cc2 * *(b + k * 2 + 0);
|
|
#else
|
|
*(c + j * 2 + 0 + k * ldc) -= cc1 * *(b + k * 2 + 0) + cc2 * *(b + k * 2 + 1);
|
|
*(c + j * 2 + 1 + k * ldc) -= -cc1 * *(b + k * 2 + 1) + cc2 * *(b + k * 2 + 0);
|
|
#endif
|
|
}
|
|
|
|
}
|
|
b -= n * 2;
|
|
a -= 4 * m;
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
int CNAME(BLASLONG m, BLASLONG n, BLASLONG k, FLOAT dummy1,
|
|
#ifdef COMPLEX
|
|
FLOAT dummy2,
|
|
#endif
|
|
FLOAT *a, FLOAT *b, FLOAT *c, BLASLONG ldc, BLASLONG offset){
|
|
|
|
BLASLONG i, j;
|
|
FLOAT *aa, *cc;
|
|
BLASLONG kk;
|
|
|
|
#if 0
|
|
fprintf(stderr, "TRSM RT KERNEL m = %3ld n = %3ld k = %3ld offset = %3ld\n",
|
|
m, n, k, offset);
|
|
#endif
|
|
|
|
kk = n - offset;
|
|
c += n * ldc * COMPSIZE;
|
|
b += n * k * COMPSIZE;
|
|
|
|
if (n & (GEMM_UNROLL_N - 1)) {
|
|
|
|
j = 1;
|
|
while (j < GEMM_UNROLL_N) {
|
|
if (n & j) {
|
|
|
|
aa = a;
|
|
b -= j * k * COMPSIZE;
|
|
c -= j * ldc* COMPSIZE;
|
|
cc = c;
|
|
|
|
i = (m >> GEMM_UNROLL_M_SHIFT);
|
|
if (i > 0) {
|
|
|
|
do {
|
|
if (k - kk > 0) {
|
|
GEMM_KERNEL(GEMM_UNROLL_M, j, k - kk, dm1,
|
|
#ifdef COMPLEX
|
|
ZERO,
|
|
#endif
|
|
aa + GEMM_UNROLL_M * kk * COMPSIZE,
|
|
b + j * kk * COMPSIZE,
|
|
cc,
|
|
ldc);
|
|
}
|
|
|
|
solve(GEMM_UNROLL_M, j,
|
|
aa + (kk - j) * GEMM_UNROLL_M * COMPSIZE,
|
|
b + (kk - j) * j * COMPSIZE,
|
|
cc, ldc);
|
|
|
|
aa += GEMM_UNROLL_M * k * COMPSIZE;
|
|
cc += GEMM_UNROLL_M * COMPSIZE;
|
|
i --;
|
|
} while (i > 0);
|
|
}
|
|
|
|
if (m & (GEMM_UNROLL_M - 1)) {
|
|
i = (GEMM_UNROLL_M >> 1);
|
|
do {
|
|
if (m & i) {
|
|
|
|
if (k - kk > 0) {
|
|
GEMM_KERNEL(i, j, k - kk, dm1,
|
|
#ifdef COMPLEX
|
|
ZERO,
|
|
#endif
|
|
aa + i * kk * COMPSIZE,
|
|
b + j * kk * COMPSIZE,
|
|
cc, ldc);
|
|
}
|
|
|
|
solve(i, j,
|
|
aa + (kk - j) * i * COMPSIZE,
|
|
b + (kk - j) * j * COMPSIZE,
|
|
cc, ldc);
|
|
|
|
aa += i * k * COMPSIZE;
|
|
cc += i * COMPSIZE;
|
|
|
|
}
|
|
i >>= 1;
|
|
} while (i > 0);
|
|
}
|
|
kk -= j;
|
|
}
|
|
j <<= 1;
|
|
}
|
|
}
|
|
|
|
j = (n >> GEMM_UNROLL_N_SHIFT);
|
|
|
|
if (j > 0) {
|
|
|
|
do {
|
|
aa = a;
|
|
b -= GEMM_UNROLL_N * k * COMPSIZE;
|
|
c -= GEMM_UNROLL_N * ldc * COMPSIZE;
|
|
cc = c;
|
|
|
|
i = (m >> GEMM_UNROLL_M_SHIFT);
|
|
if (i > 0) {
|
|
do {
|
|
if (k - kk > 0) {
|
|
GEMM_KERNEL(GEMM_UNROLL_M, GEMM_UNROLL_N, k - kk, dm1,
|
|
#ifdef COMPLEX
|
|
ZERO,
|
|
#endif
|
|
aa + GEMM_UNROLL_M * kk * COMPSIZE,
|
|
b + GEMM_UNROLL_N * kk * COMPSIZE,
|
|
cc,
|
|
ldc);
|
|
}
|
|
|
|
solve(GEMM_UNROLL_M, GEMM_UNROLL_N,
|
|
aa + (kk - GEMM_UNROLL_N) * GEMM_UNROLL_M * COMPSIZE,
|
|
b + (kk - GEMM_UNROLL_N) * GEMM_UNROLL_N * COMPSIZE,
|
|
cc, ldc);
|
|
|
|
aa += GEMM_UNROLL_M * k * COMPSIZE;
|
|
cc += GEMM_UNROLL_M * COMPSIZE;
|
|
i --;
|
|
} while (i > 0);
|
|
}
|
|
|
|
if (m & (GEMM_UNROLL_M - 1)) {
|
|
i = (GEMM_UNROLL_M >> 1);
|
|
do {
|
|
if (m & i) {
|
|
if (k - kk > 0) {
|
|
GEMM_KERNEL(i, GEMM_UNROLL_N, k - kk, dm1,
|
|
#ifdef COMPLEX
|
|
ZERO,
|
|
#endif
|
|
aa + i * kk * COMPSIZE,
|
|
b + GEMM_UNROLL_N * kk * COMPSIZE,
|
|
cc,
|
|
ldc);
|
|
}
|
|
|
|
solve(i, GEMM_UNROLL_N,
|
|
aa + (kk - GEMM_UNROLL_N) * i * COMPSIZE,
|
|
b + (kk - GEMM_UNROLL_N) * GEMM_UNROLL_N * COMPSIZE,
|
|
cc, ldc);
|
|
|
|
aa += i * k * COMPSIZE;
|
|
cc += i * COMPSIZE;
|
|
}
|
|
i >>= 1;
|
|
} while (i > 0);
|
|
}
|
|
|
|
kk -= GEMM_UNROLL_N;
|
|
j --;
|
|
} while (j > 0);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|