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00010 #include "cblas.h"
00011 #include "cblas_f77.h"
00012 void cblas_dtrsm(const enum CBLAS_ORDER Order, const enum CBLAS_SIDE Side,
00013 const enum CBLAS_UPLO Uplo, const enum CBLAS_TRANSPOSE TransA,
00014 const enum CBLAS_DIAG Diag, const int M, const int N,
00015 const double alpha, const double *A, const int lda,
00016 double *B, const int ldb)
00017
00018 {
00019 char UL, TA, SD, DI;
00020 #ifdef F77_CHAR
00021 F77_CHAR F77_TA, F77_UL, F77_SD, F77_DI;
00022 #else
00023 #define F77_TA &TA
00024 #define F77_UL &UL
00025 #define F77_SD &SD
00026 #define F77_DI &DI
00027 #endif
00028
00029 #ifdef F77_INT
00030 F77_INT F77_M=M, F77_N=N, F77_lda=lda, F77_ldb=ldb;
00031 #else
00032 #define F77_M M
00033 #define F77_N N
00034 #define F77_lda lda
00035 #define F77_ldb ldb
00036 #endif
00037
00038 extern int CBLAS_CallFromC;
00039 extern int RowMajorStrg;
00040 RowMajorStrg = 0;
00041 CBLAS_CallFromC = 1;
00042
00043 if( Order == CblasColMajor )
00044 {
00045 if ( Side == CblasRight) SD='R';
00046 else if ( Side == CblasLeft ) SD='L';
00047 else
00048 {
00049 cblas_xerbla(2, "cblas_dtrsm","Illegal Side setting, %d\n", Side);
00050 CBLAS_CallFromC = 0;
00051 RowMajorStrg = 0;
00052 return;
00053 }
00054 if ( Uplo == CblasUpper) UL='U';
00055 else if ( Uplo == CblasLower) UL='L';
00056 else
00057 {
00058 cblas_xerbla(3, "cblas_dtrsm","Illegal Uplo setting, %d\n", Uplo);
00059 CBLAS_CallFromC = 0;
00060 RowMajorStrg = 0;
00061 return;
00062 }
00063
00064 if ( TransA == CblasTrans ) TA='T';
00065 else if ( TransA == CblasConjTrans) TA='C';
00066 else if ( TransA == CblasNoTrans ) TA='N';
00067 else
00068 {
00069 cblas_xerbla(4, "cblas_dtrsm","Illegal Trans setting, %d\n", TransA);
00070 CBLAS_CallFromC = 0;
00071 RowMajorStrg = 0;
00072 return;
00073 }
00074
00075 if ( Diag == CblasUnit ) DI='U';
00076 else if ( Diag == CblasNonUnit) DI='N';
00077 else
00078 {
00079 cblas_xerbla(5, "cblas_dtrsm","Illegal Diag setting, %d\n", Diag);
00080 CBLAS_CallFromC = 0;
00081 RowMajorStrg = 0;
00082 return;
00083 }
00084
00085 #ifdef F77_CHAR
00086 F77_UL = C2F_CHAR(&UL);
00087 F77_TA = C2F_CHAR(&TA);
00088 F77_SD = C2F_CHAR(&SD);
00089 F77_DI = C2F_CHAR(&DI);
00090 #endif
00091
00092 F77_dtrsm(F77_SD, F77_UL, F77_TA, F77_DI, &F77_M, &F77_N, &alpha,
00093 A, &F77_lda, B, &F77_ldb);
00094 }
00095 else if (Order == CblasRowMajor)
00096 {
00097 RowMajorStrg = 1;
00098 if ( Side == CblasRight) SD='L';
00099 else if ( Side == CblasLeft ) SD='R';
00100 else
00101 {
00102 cblas_xerbla(2, "cblas_dtrsm","Illegal Side setting, %d\n", Side);
00103 CBLAS_CallFromC = 0;
00104 RowMajorStrg = 0;
00105 return;
00106 }
00107
00108 if ( Uplo == CblasUpper) UL='L';
00109 else if ( Uplo == CblasLower) UL='U';
00110 else
00111 {
00112 cblas_xerbla(3, "cblas_dtrsm","Illegal Uplo setting, %d\n", Uplo);
00113 CBLAS_CallFromC = 0;
00114 RowMajorStrg = 0;
00115 return;
00116 }
00117
00118 if ( TransA == CblasTrans ) TA='T';
00119 else if ( TransA == CblasConjTrans) TA='C';
00120 else if ( TransA == CblasNoTrans ) TA='N';
00121 else
00122 {
00123 cblas_xerbla(4, "cblas_dtrsm","Illegal Trans setting, %d\n", TransA);
00124 CBLAS_CallFromC = 0;
00125 RowMajorStrg = 0;
00126 return;
00127 }
00128
00129 if ( Diag == CblasUnit ) DI='U';
00130 else if ( Diag == CblasNonUnit) DI='N';
00131 else
00132 {
00133 cblas_xerbla(5, "cblas_dtrsm","Illegal Diag setting, %d\n", Diag);
00134 CBLAS_CallFromC = 0;
00135 RowMajorStrg = 0;
00136 return;
00137 }
00138
00139 #ifdef F77_CHAR
00140 F77_UL = C2F_CHAR(&UL);
00141 F77_TA = C2F_CHAR(&TA);
00142 F77_SD = C2F_CHAR(&SD);
00143 F77_DI = C2F_CHAR(&DI);
00144 #endif
00145
00146 F77_dtrsm(F77_SD, F77_UL, F77_TA, F77_DI, &F77_N, &F77_M, &alpha, A,
00147 &F77_lda, B, &F77_ldb);
00148 }
00149 else cblas_xerbla(1, "cblas_dtrsm","Illegal Order setting, %d\n", Order);
00150 CBLAS_CallFromC = 0;
00151 RowMajorStrg = 0;
00152 return;
00153 }