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107 lines
2.6 KiB
107 lines
2.6 KiB
2 years ago
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/*
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*
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* cblas_dsymm.c
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* This program is a C interface to dsymm.
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* Written by Keita Teranishi
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* 4/8/1998
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*
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*/
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#include "cblas.h"
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#include "cblas_f77.h"
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void cblas_dsymm(const CBLAS_LAYOUT layout, const CBLAS_SIDE Side,
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const CBLAS_UPLO Uplo, const CBLAS_INT M, const CBLAS_INT N,
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const double alpha, const double *A, const CBLAS_INT lda,
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const double *B, const CBLAS_INT ldb, const double beta,
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double *C, const CBLAS_INT ldc)
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{
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char SD, UL;
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#ifdef F77_CHAR
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F77_CHAR F77_SD, F77_UL;
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#else
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#define F77_SD &SD
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#define F77_UL &UL
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#endif
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#ifdef F77_INT
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F77_INT F77_M=M, F77_N=N, F77_lda=lda, F77_ldb=ldb;
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F77_INT F77_ldc=ldc;
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#else
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#define F77_M M
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#define F77_N N
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#define F77_lda lda
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#define F77_ldb ldb
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#define F77_ldc ldc
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#endif
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extern int CBLAS_CallFromC;
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extern int RowMajorStrg;
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RowMajorStrg = 0;
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CBLAS_CallFromC = 1;
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if( layout == CblasColMajor )
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{
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if( Side == CblasRight) SD='R';
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else if ( Side == CblasLeft ) SD='L';
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else
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{
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cblas_xerbla(2, "cblas_dsymm","Illegal Side setting, %d\n", Side);
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CBLAS_CallFromC = 0;
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RowMajorStrg = 0;
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return;
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}
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if( Uplo == CblasUpper) UL='U';
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else if ( Uplo == CblasLower ) UL='L';
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else
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{
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cblas_xerbla(3, "cblas_dsymm","Illegal Uplo setting, %d\n", Uplo);
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CBLAS_CallFromC = 0;
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RowMajorStrg = 0;
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return;
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}
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#ifdef F77_CHAR
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F77_UL = C2F_CHAR(&UL);
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F77_SD = C2F_CHAR(&SD);
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#endif
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F77_dsymm(F77_SD, F77_UL, &F77_M, &F77_N, &alpha, A, &F77_lda,
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B, &F77_ldb, &beta, C, &F77_ldc);
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} else if (layout == CblasRowMajor)
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{
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RowMajorStrg = 1;
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if( Side == CblasRight) SD='L';
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else if ( Side == CblasLeft ) SD='R';
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else
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{
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cblas_xerbla(2, "cblas_dsymm","Illegal Side setting, %d\n", Side);
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CBLAS_CallFromC = 0;
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RowMajorStrg = 0;
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return;
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}
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if( Uplo == CblasUpper) UL='L';
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else if ( Uplo == CblasLower ) UL='U';
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else
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{
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cblas_xerbla(3, "cblas_dsymm","Illegal Uplo setting, %d\n", Uplo);
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CBLAS_CallFromC = 0;
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RowMajorStrg = 0;
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return;
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}
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#ifdef F77_CHAR
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F77_UL = C2F_CHAR(&UL);
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F77_SD = C2F_CHAR(&SD);
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#endif
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F77_dsymm(F77_SD, F77_UL, &F77_N, &F77_M, &alpha, A, &F77_lda, B,
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&F77_ldb, &beta, C, &F77_ldc);
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}
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else cblas_xerbla(1, "cblas_dsymm","Illegal layout setting, %d\n", layout);
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CBLAS_CallFromC = 0;
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RowMajorStrg = 0;
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return;
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}
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