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OpenBLAS/interface/symm.c
Martin Kroeker 2c222f1faa Modify complex CBLAS functions to take void pointers 
Modify complex CBLAS functions to take void pointers instead of float or double arguments (to bring the prototypes in line with netlib and other implementations' cblas.h)
2017-11-05 15:53:14 +01:00

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/*********************************************************************/
/* 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
#ifdef SMP
#ifndef COMPLEX
#ifdef XDOUBLE
#define MODE (BLAS_XDOUBLE | BLAS_REAL)
#elif defined(DOUBLE)
#define MODE (BLAS_DOUBLE | BLAS_REAL)
#else
#define MODE (BLAS_SINGLE | BLAS_REAL)
#endif
#else
#ifdef XDOUBLE
#define MODE (BLAS_XDOUBLE | BLAS_COMPLEX)
#elif defined(DOUBLE)
#define MODE (BLAS_DOUBLE | BLAS_COMPLEX)
#else
#define MODE (BLAS_SINGLE | BLAS_COMPLEX)
#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;
#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,
FLOAT *a, blasint lda,
FLOAT *b, blasint ldb,
FLOAT beta,
FLOAT *c, blasint ldc) {
#else
void *valpha,
void *va, blasint lda,
void *vb, blasint ldb,
void *vbeta,
void *vc, blasint ldc) {
FLOAT *alpha = (FLOAT*) valpha;
FLOAT *beta = (FLOAT*) vbeta;
FLOAT *a = (FLOAT*) va;
FLOAT *b = (FLOAT*) vb;
FLOAT *c = (FLOAT*) vc;
#endif
blas_arg_t args;
int side, uplo;
blasint info;
FLOAT *buffer;
FLOAT *sa, *sb;
#if defined(SMP) && !defined(NO_AFFINITY)
int nodes;
#endif
PRINT_DEBUG_CNAME;
#ifndef COMPLEX
args.alpha = (void *)&alpha;
args.beta = (void *)&beta;
#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;
}
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