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authorshmel1k <shmel1k@ydb.tech>2022-09-02 12:44:59 +0300
committershmel1k <shmel1k@ydb.tech>2022-09-02 12:44:59 +0300
commit90d450f74722da7859d6f510a869f6c6908fd12f (patch)
tree538c718dedc76cdfe37ad6d01ff250dd930d9278 /contrib/libs/cblas/cblas_interface/cblas_zgemv.c
parent01f64c1ecd0d4ffa9e3a74478335f1745f26cc75 (diff)
downloadydb-90d450f74722da7859d6f510a869f6c6908fd12f.tar.gz
[] add metering mode to CLI
Diffstat (limited to 'contrib/libs/cblas/cblas_interface/cblas_zgemv.c')
-rw-r--r--contrib/libs/cblas/cblas_interface/cblas_zgemv.c164
1 files changed, 164 insertions, 0 deletions
diff --git a/contrib/libs/cblas/cblas_interface/cblas_zgemv.c b/contrib/libs/cblas/cblas_interface/cblas_zgemv.c
new file mode 100644
index 0000000000..355d7ef30f
--- /dev/null
+++ b/contrib/libs/cblas/cblas_interface/cblas_zgemv.c
@@ -0,0 +1,164 @@
+/*
+ * cblas_zgemv.c
+ * The program is a C interface of zgemv
+ *
+ * Keita Teranishi 5/20/98
+ *
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include "cblas.h"
+#include "cblas_f77.h"
+void cblas_zgemv(const enum CBLAS_ORDER order,
+ const enum CBLAS_TRANSPOSE TransA, const int M, const int N,
+ const void *alpha, const void *A, const int lda,
+ const void *X, const int incX, const void *beta,
+ void *Y, const int incY)
+{
+ char TA;
+#ifdef F77_CHAR
+ F77_CHAR F77_TA;
+#else
+ #define F77_TA &TA
+#endif
+#ifdef F77_INT
+ F77_INT F77_M=M, F77_N=N, F77_lda=lda, F77_incX=incX, F77_incY=incY;
+#else
+ #define F77_M M
+ #define F77_N N
+ #define F77_lda lda
+ #define F77_incX incx
+ #define F77_incY incY
+#endif
+
+ int n, i=0, incx=incX;
+ const double *xx= (double *)X, *alp= (double *)alpha, *bet = (double *)beta;
+ double ALPHA[2],BETA[2];
+ int tincY, tincx;
+ double *x=(double *)X, *y=(double *)Y, *st=0, *tx;
+ extern int CBLAS_CallFromC;
+ extern int RowMajorStrg;
+ RowMajorStrg = 0;
+
+ CBLAS_CallFromC = 1;
+
+ if (order == CblasColMajor)
+ {
+ if (TransA == CblasNoTrans) TA = 'N';
+ else if (TransA == CblasTrans) TA = 'T';
+ else if (TransA == CblasConjTrans) TA = 'C';
+ else
+ {
+ cblas_xerbla(2, "cblas_zgemv","Illegal TransA setting, %d\n", TransA);
+ CBLAS_CallFromC = 0;
+ RowMajorStrg = 0;
+ return;
+ }
+ #ifdef F77_CHAR
+ F77_TA = C2F_CHAR(&TA);
+ #endif
+ F77_zgemv(F77_TA, &F77_M, &F77_N, alpha, A, &F77_lda, X, &F77_incX,
+ beta, Y, &F77_incY);
+ }
+ else if (order == CblasRowMajor)
+ {
+ RowMajorStrg = 1;
+
+ if (TransA == CblasNoTrans) TA = 'T';
+ else if (TransA == CblasTrans) TA = 'N';
+ else if (TransA == CblasConjTrans)
+ {
+ ALPHA[0]= *alp;
+ ALPHA[1]= -alp[1];
+ BETA[0]= *bet;
+ BETA[1]= -bet[1];
+ TA = 'N';
+ if (M > 0)
+ {
+ n = M << 1;
+ x = malloc(n*sizeof(double));
+ tx = x;
+ if( incX > 0 ) {
+ i = incX << 1 ;
+ tincx = 2;
+ st= x+n;
+ } else {
+ i = incX *(-2);
+ tincx = -2;
+ st = x-2;
+ x +=(n-2);
+ }
+
+ do
+ {
+ *x = *xx;
+ x[1] = -xx[1];
+ x += tincx ;
+ xx += i;
+ }
+ while (x != st);
+ x=tx;
+
+ #ifdef F77_INT
+ F77_incX = 1;
+ #else
+ incx = 1;
+ #endif
+
+ if(incY > 0)
+ tincY = incY;
+ else
+ tincY = -incY;
+
+ y++;
+
+ if (N > 0)
+ {
+ i = tincY << 1;
+ n = i * N ;
+ st = y + n;
+ do {
+ *y = -(*y);
+ y += i;
+ } while(y != st);
+ y -= n;
+ }
+ }
+ else x = (double *) X;
+ }
+ else
+ {
+ cblas_xerbla(2, "cblas_zgemv","Illegal TransA setting, %d\n", TransA);
+ CBLAS_CallFromC = 0;
+ RowMajorStrg = 0;
+ return;
+ }
+ #ifdef F77_CHAR
+ F77_TA = C2F_CHAR(&TA);
+ #endif
+ if (TransA == CblasConjTrans)
+ F77_zgemv(F77_TA, &F77_N, &F77_M, ALPHA, A, &F77_lda, x,
+ &F77_incX, BETA, Y, &F77_incY);
+ else
+ F77_zgemv(F77_TA, &F77_N, &F77_M, alpha, A, &F77_lda, x,
+ &F77_incX, beta, Y, &F77_incY);
+
+ if (TransA == CblasConjTrans)
+ {
+ if (x != (double *)X) free(x);
+ if (N > 0)
+ {
+ do
+ {
+ *y = -(*y);
+ y += i;
+ }
+ while (y != st);
+ }
+ }
+ }
+ else cblas_xerbla(1, "cblas_zgemv", "Illegal Order setting, %d\n", order);
+ CBLAS_CallFromC = 0;
+ RowMajorStrg = 0;
+ return;
+}