/*********************************************************************/
/* 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 <stdio.h>
#include <ctype.h>
#include "common.h"
#ifdef FUNCTION_PROFILE
#include "functable.h"
#endif
#ifndef COMPLEX
#ifdef XDOUBLE
#define ERROR_NAME "QSYMM "
#elif defined(DOUBLE)
#define ERROR_NAME "DSYMM "
#else
#define ERROR_NAME "SSYMM "
#endif
#else
#ifndef GEMM3M
#ifndef HEMM
#ifdef XDOUBLE
#define ERROR_NAME "XSYMM "
#elif defined(DOUBLE)
#define ERROR_NAME "ZSYMM "
#else
#define ERROR_NAME "CSYMM "
#endif
#else
#ifdef XDOUBLE
#define ERROR_NAME "XHEMM "
#elif defined(DOUBLE)
#define ERROR_NAME "ZHEMM "
#else
#define ERROR_NAME "CHEMM "
#endif
#endif
#else
#ifndef HEMM
#ifdef XDOUBLE
#define ERROR_NAME "XSYMM3M "
#elif defined(DOUBLE)
#define ERROR_NAME "ZSYMM3M "
#else
#define ERROR_NAME "CSYMM3M "
#endif
#else
#ifdef XDOUBLE
#define ERROR_NAME "XHEMM3M "
#elif defined(DOUBLE)
#define ERROR_NAME "ZHEMM3M "
#else
#define ERROR_NAME "CHEMM3M "
#endif
#endif
#endif
#endif
static int (*symm[])(blas_arg_t *, BLASLONG *, BLASLONG *, FLOAT *, FLOAT *, BLASLONG) = {
#ifndef GEMM3M
#ifndef HEMM
SYMM_LU, SYMM_LL, SYMM_RU, SYMM_RL,
#if defined(SMP) && !defined(USE_SIMPLE_THREADED_LEVEL3)
SYMM_THREAD_LU, SYMM_THREAD_LL, SYMM_THREAD_RU, SYMM_THREAD_RL,
#endif
#else
HEMM_LU, HEMM_LL, HEMM_RU, HEMM_RL,
#if defined(SMP) && !defined(USE_SIMPLE_THREADED_LEVEL3)
HEMM_THREAD_LU, HEMM_THREAD_LL, HEMM_THREAD_RU, HEMM_THREAD_RL,
#endif
#endif
#else
#ifndef HEMM
SYMM3M_LU, SYMM3M_LL, SYMM3M_RU, SYMM3M_RL,
#if defined(SMP) && !defined(USE_SIMPLE_THREADED_LEVEL3)
SYMM3M_THREAD_LU, SYMM3M_THREAD_LL, SYMM3M_THREAD_RU, SYMM3M_THREAD_RL,
#endif
#else
HEMM3M_LU, HEMM3M_LL, HEMM3M_RU, HEMM3M_RL,
#if defined(SMP) && !defined(USE_SIMPLE_THREADED_LEVEL3)
HEMM3M_THREAD_LU, HEMM3M_THREAD_LL, HEMM3M_THREAD_RU, HEMM3M_THREAD_RL,
#endif
#endif
#endif
};
#ifndef CBLAS
void NAME(char *SIDE, char *UPLO,
blasint *M, blasint *N,
FLOAT *alpha, FLOAT *a, blasint *ldA,
FLOAT *b, blasint *ldB,
FLOAT *beta, FLOAT *c, blasint *ldC){
char side_arg = *SIDE;
char uplo_arg = *UPLO;
blas_arg_t args;
FLOAT *buffer;
FLOAT *sa, *sb;
#ifdef SMP
#ifndef COMPLEX
#ifdef XDOUBLE
int mode = BLAS_XDOUBLE | BLAS_REAL;
#elif defined(DOUBLE)
int mode = BLAS_DOUBLE | BLAS_REAL;
#else
int mode = BLAS_SINGLE | BLAS_REAL;
#endif
#else
#ifdef XDOUBLE
int mode = BLAS_XDOUBLE | BLAS_COMPLEX;
#elif defined(DOUBLE)
int mode = BLAS_DOUBLE | BLAS_COMPLEX;
#else
int mode = BLAS_SINGLE | BLAS_COMPLEX;
#endif
#endif
#endif
#if defined(SMP) && !defined(NO_AFFINITY)
int nodes;
#endif
blasint info;
int side;
int uplo;
PRINT_DEBUG_NAME;
args.alpha = (void *)alpha;
args.beta = (void *)beta;
TOUPPER(side_arg);
TOUPPER(uplo_arg);
side = -1;
uplo = -1;
if (side_arg == 'L') side = 0;
if (side_arg == 'R') side = 1;
if (uplo_arg == 'U') uplo = 0;
if (uplo_arg == 'L') uplo = 1;
args.m = *M;
args.n = *N;
args.c = (void *)c;
args.ldc = *ldC;
info = 0;
if (args.ldc < MAX(1, args.m)) info = 12;
if (!side) {
args.a = (void *)a;
args.b = (void *)b;
args.lda = *ldA;
args.ldb = *ldB;
if (args.ldb < MAX(1, args.m)) info = 9;
if (args.lda < MAX(1, args.m)) info = 7;
} else {
args.a = (void *)b;
args.b = (void *)a;
args.lda = *ldB;
args.ldb = *ldA;
if (args.lda < MAX(1, args.m)) info = 9;
if (args.ldb < MAX(1, args.n)) info = 7;
}
if (args.n < 0) info = 4;
if (args.m < 0) info = 3;
if (uplo < 0) info = 2;
if (side < 0) info = 1;
if (info != 0) {
BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME));
return;
}
#else
void CNAME(enum CBLAS_ORDER order, enum CBLAS_SIDE Side, enum CBLAS_UPLO Uplo,
blasint m, blasint n,
#ifndef COMPLEX
FLOAT alpha,
#else
FLOAT *alpha,
#endif
FLOAT *a, blasint lda,
FLOAT *b, blasint ldb,
#ifndef COMPLEX
FLOAT beta,
#else
FLOAT *beta,
#endif
FLOAT *c, blasint ldc) {
blas_arg_t args;
int side, uplo;
blasint info;
FLOAT *buffer;
FLOAT *sa, *sb;
#ifdef SMP
#ifndef COMPLEX
#ifdef XDOUBLE
int mode = BLAS_XDOUBLE | BLAS_REAL;
#elif defined(DOUBLE)
int mode = BLAS_DOUBLE | BLAS_REAL;
#else
int mode = BLAS_SINGLE | BLAS_REAL;
#endif
#else
#ifdef XDOUBLE
int mode = BLAS_XDOUBLE | BLAS_COMPLEX;
#elif defined(DOUBLE)
int mode = BLAS_DOUBLE | BLAS_COMPLEX;
#else
int mode = BLAS_SINGLE | BLAS_COMPLEX;
#endif
#endif
#endif
#if defined(SMP) && !defined(NO_AFFINITY)
int nodes;
#endif
PRINT_DEBUG_CNAME;
#ifndef COMPLEX
args.alpha = (void *)α
args.beta = (void *)β
#else
args.alpha = (void *)alpha;
args.beta = (void *)beta;
#endif
args.c = (void *)c;
args.ldc = ldc;
side = -1;
uplo = -1;
info = 0;
if (order == CblasColMajor) {
if (Side == CblasLeft) side = 0;
if (Side == CblasRight) side = 1;
if (Uplo == CblasUpper) uplo = 0;
if (Uplo == CblasLower) uplo = 1;
info = -1;
args.m = m;
args.n = n;
if (args.ldc < MAX(1, args.m)) info = 12;
if (!side) {
args.a = (void *)a;
args.b = (void *)b;
args.lda = lda;
args.ldb = ldb;
if (args.ldb < MAX(1, args.m)) info = 9;
if (args.lda < MAX(1, args.m)) info = 7;
} else {
args.a = (void *)b;
args.b = (void *)a;
args.lda = ldb;
args.ldb = lda;
if (args.lda < MAX(1, args.m)) info = 9;
if (args.ldb < MAX(1, args.n)) info = 7;
}
if (args.n < 0) info = 4;
if (args.m < 0) info = 3;
if (uplo < 0) info = 2;
if (side < 0) info = 1;
}
if (order == CblasRowMajor) {
if (Side == CblasLeft) side = 1;
if (Side == CblasRight) side = 0;
if (Uplo == CblasUpper) uplo = 1;
if (Uplo == CblasLower) uplo = 0;
info = -1;
args.m = n;
args.n = m;
if (args.ldc < MAX(1, args.m)) info = 12;
if (!side) {
args.a = (void *)a;
args.b = (void *)b;
args.lda = lda;
args.ldb = ldb;
if (args.ldb < MAX(1, args.m)) info = 9;
if (args.lda < MAX(1, args.m)) info = 7;
} else {
args.a = (void *)b;
args.b = (void *)a;
args.lda = ldb;
args.ldb = lda;
if (args.lda < MAX(1, args.m)) info = 9;
if (args.ldb < MAX(1, args.n)) info = 7;
}
if (args.n < 0) info = 4;
if (args.m < 0) info = 3;
if (uplo < 0) info = 2;
if (side < 0) info = 1;
}
if (info >= 0) {
BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME));
return;
}
#endif
if (args.m == 0 || args.n == 0) return;
IDEBUG_START;
FUNCTION_PROFILE_START();
buffer = (FLOAT *)blas_memory_alloc(0);
sa = (FLOAT *)((BLASLONG)buffer + GEMM_OFFSET_A);
sb = (FLOAT *)(((BLASLONG)sa + ((GEMM_P * GEMM_Q * COMPSIZE * SIZE + GEMM_ALIGN) & ~GEMM_ALIGN)) + GEMM_OFFSET_B);
#ifdef SMP
args.common = NULL;
args.nthreads = num_cpu_avail(3);
if (args.nthreads == 1) {
#endif
(symm[(side << 1) | uplo ])(&args, NULL, NULL, sa, sb, 0);
#ifdef SMP
} else {
#ifndef NO_AFFINITY
nodes = get_num_nodes();
if (nodes > 1) {
args.nthreads /= nodes;
gemm_thread_mn(mode, &args, NULL, NULL,
symm[4 | (side << 1) | uplo ], sa, sb, nodes);
} else {
#endif
#ifndef USE_SIMPLE_THREADED_LEVEL3
(symm[4 | (side << 1) | uplo ])(&args, NULL, NULL, sa, sb, 0);
#else
GEMM_THREAD(mode, &args, NULL, NULL, symm[(side << 1) | uplo ], sa, sb, args.nthreads);
#endif
#ifndef NO_AFFINITY
}
#endif
}
#endif
blas_memory_free(buffer);
FUNCTION_PROFILE_END(COMPSIZE * COMPSIZE,
(!side)? args.m * (args.m / 2 + args.n) : args.n * (args.m + args.n / 2),
(!side)? 2 * args.m * args.m * args.n : 2 * args.m * args.n * args.n);
IDEBUG_END;
return;
}