/*********************************************************************/ /* 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 #include #include "common.h" #ifdef FUNCTION_PROFILE #include "functable.h" #endif #ifndef COMPLEX #ifdef XDOUBLE #define ERROR_NAME "QSYR2K" #elif defined(DOUBLE) #define ERROR_NAME "DSYR2K" #else #define ERROR_NAME "SSYR2K" #endif #else #ifndef HEMM #ifdef XDOUBLE #define ERROR_NAME "XSYR2K" #elif defined(DOUBLE) #define ERROR_NAME "ZSYR2K" #else #define ERROR_NAME "CSYR2K" #endif #else #ifdef XDOUBLE #define ERROR_NAME "XHER2K" #elif defined(DOUBLE) #define ERROR_NAME "ZHER2K" #else #define ERROR_NAME "CHER2K" #endif #endif #endif static int (*syr2k[])(blas_arg_t *, BLASLONG *, BLASLONG *, FLOAT *, FLOAT *, BLASLONG) = { #ifndef HEMM SYR2K_UN, SYR2K_UC, SYR2K_LN, SYR2K_LC, #else HER2K_UN, HER2K_UC, HER2K_LN, HER2K_LC, #endif }; #ifndef CBLAS void NAME(char *UPLO, char *TRANS, blasint *N, blasint *K, FLOAT *alpha, FLOAT *a, blasint *ldA, FLOAT *b, blasint *ldB, FLOAT *beta, FLOAT *c, blasint *ldC){ char uplo_arg = *UPLO; char trans_arg = *TRANS; 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 blasint info; int uplo; int trans; int nrowa; PRINT_DEBUG_NAME; args.n = *N; args.k = *K; args.a = (void *)a; args.b = (void *)b; args.c = (void *)c; args.lda = *ldA; args.ldb = *ldB; args.ldc = *ldC; args.alpha = (void *)alpha; args.beta = (void *)beta; TOUPPER(uplo_arg); TOUPPER(trans_arg); uplo = -1; trans = -1; if (uplo_arg == 'U') uplo = 0; if (uplo_arg == 'L') uplo = 1; #ifndef COMPLEX if (trans_arg == 'N') trans = 0; if (trans_arg == 'T') trans = 1; if (trans_arg == 'C') trans = 1; #else #ifdef HEMM if (trans_arg == 'N') trans = 0; if (trans_arg == 'C') trans = 1; #else if (trans_arg == 'N') trans = 0; if (trans_arg == 'T') trans = 1; #endif #endif nrowa = args.n; if (trans & 1) nrowa = args.k; info = 0; if (args.ldc < MAX(1,args.n)) info = 12; if (args.ldb < MAX(1,nrowa)) info = 9; if (args.lda < MAX(1,nrowa)) info = 7; if (args.k < 0) info = 4; if (args.n < 0) info = 3; if (trans < 0) info = 2; if (uplo < 0) info = 1; if (info != 0) { BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME)); return; } #else void CNAME(enum CBLAS_ORDER order, enum CBLAS_UPLO Uplo, enum CBLAS_TRANSPOSE Trans, blasint n, blasint k, #ifndef COMPLEX FLOAT alpha, #else FLOAT *alpha, #endif FLOAT *a, blasint lda, FLOAT *b, blasint ldb, #if !defined(COMPLEX) || defined(HEMM) FLOAT beta, #else FLOAT *beta, #endif FLOAT *c, blasint ldc) { blas_arg_t args; int uplo, trans; blasint info, nrowa; FLOAT *buffer; FLOAT *sa, *sb; #ifdef HEMM FLOAT CAlpha[2]; #endif #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 PRINT_DEBUG_CNAME; args.n = n; args.k = k; args.a = (void *)a; args.b = (void *)b; args.c = (void *)c; args.lda = lda; args.ldb = ldb; args.ldc = ldc; #ifndef COMPLEX args.alpha = (void *)α #else args.alpha = (void *)alpha; #endif #if !defined(COMPLEX) || defined(HEMM) args.beta = (void *)β #else args.beta = (void *)beta; #endif trans = -1; uplo = -1; info = 0; if (order == CblasColMajor) { if (Uplo == CblasUpper) uplo = 0; if (Uplo == CblasLower) uplo = 1; if (Trans == CblasNoTrans) trans = 0; #ifndef COMPLEX if (Trans == CblasTrans) trans = 1; if (Trans == CblasConjNoTrans) trans = 0; if (Trans == CblasConjTrans) trans = 1; #elif !defined(HEMM) if (Trans == CblasTrans) trans = 1; #else if (Trans == CblasConjTrans) trans = 1; #endif info = -1; nrowa = args.n; if (trans & 1) nrowa = args.k; if (args.ldc < MAX(1,args.n)) info = 12; if (args.ldb < MAX(1,nrowa)) info = 9; if (args.lda < MAX(1,nrowa)) info = 7; if (args.k < 0) info = 4; if (args.n < 0) info = 3; if (trans < 0) info = 2; if (uplo < 0) info = 1; } if (order == CblasRowMajor) { #ifdef HEMM CAlpha[0] = alpha[0]; CAlpha[1] = -alpha[1]; args.alpha = (void *)CAlpha; #endif if (Uplo == CblasUpper) uplo = 1; if (Uplo == CblasLower) uplo = 0; if (Trans == CblasNoTrans) trans = 1; #ifndef COMPLEX if (Trans == CblasTrans) trans = 0; if (Trans == CblasConjNoTrans) trans = 1; if (Trans == CblasConjTrans) trans = 0; #elif !defined(HEMM) if (Trans == CblasTrans) trans = 0; #else if (Trans == CblasConjTrans) trans = 0; #endif info = -1; nrowa = args.n; if (trans & 1) nrowa = args.k; if (args.ldc < MAX(1,args.n)) info = 12; if (args.ldb < MAX(1,nrowa)) info = 9; if (args.lda < MAX(1,nrowa)) info = 7; if (args.k < 0) info = 4; if (args.n < 0) info = 3; if (trans < 0) info = 2; if (uplo < 0) info = 1; } if (info >= 0) { BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME)); return; } #endif if (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 if (!trans){ mode |= (BLAS_TRANSA_N | BLAS_TRANSB_T); } else { mode |= (BLAS_TRANSA_T | BLAS_TRANSB_N); } mode |= (uplo << BLAS_UPLO_SHIFT); args.common = NULL; args.nthreads = num_cpu_avail(3); if (args.nthreads == 1) { #endif (syr2k[(uplo << 1) | trans ])(&args, NULL, NULL, sa, sb, 0); #ifdef SMP } else { syrk_thread(mode, &args, NULL, NULL, syr2k[(uplo << 1) | trans ], sa, sb, args.nthreads); } #endif blas_memory_free(buffer); FUNCTION_PROFILE_END(COMPSIZE * COMPSIZE, 2 * args.n * args.k + args.n * args.n, 2 * args.n * args.n * args.k); IDEBUG_END; return; }