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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/dswap.c
parent01f64c1ecd0d4ffa9e3a74478335f1745f26cc75 (diff)
downloadydb-90d450f74722da7859d6f510a869f6c6908fd12f.tar.gz
[] add metering mode to CLI
Diffstat (limited to 'contrib/libs/cblas/dswap.c')
-rw-r--r--contrib/libs/cblas/dswap.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/contrib/libs/cblas/dswap.c b/contrib/libs/cblas/dswap.c
new file mode 100644
index 0000000000..27a303e607
--- /dev/null
+++ b/contrib/libs/cblas/dswap.c
@@ -0,0 +1,114 @@
+/* dswap.f -- translated by f2c (version 20061008).
+ You must link the resulting object file with libf2c:
+ on Microsoft Windows system, link with libf2c.lib;
+ on Linux or Unix systems, link with .../path/to/libf2c.a -lm
+ or, if you install libf2c.a in a standard place, with -lf2c -lm
+ -- in that order, at the end of the command line, as in
+ cc *.o -lf2c -lm
+ Source for libf2c is in /netlib/f2c/libf2c.zip, e.g.,
+
+ http://www.netlib.org/f2c/libf2c.zip
+*/
+
+#include "f2c.h"
+#include "blaswrap.h"
+
+/* Subroutine */ int dswap_(integer *n, doublereal *dx, integer *incx,
+ doublereal *dy, integer *incy)
+{
+ /* System generated locals */
+ integer i__1;
+
+ /* Local variables */
+ integer i__, m, ix, iy, mp1;
+ doublereal dtemp;
+
+/* .. Scalar Arguments .. */
+/* .. */
+/* .. Array Arguments .. */
+/* .. */
+
+/* Purpose */
+/* ======= */
+
+/* interchanges two vectors. */
+/* uses unrolled loops for increments equal one. */
+/* jack dongarra, linpack, 3/11/78. */
+/* modified 12/3/93, array(1) declarations changed to array(*) */
+
+
+/* .. Local Scalars .. */
+/* .. */
+/* .. Intrinsic Functions .. */
+/* .. */
+ /* Parameter adjustments */
+ --dy;
+ --dx;
+
+ /* Function Body */
+ if (*n <= 0) {
+ return 0;
+ }
+ if (*incx == 1 && *incy == 1) {
+ goto L20;
+ }
+
+/* code for unequal increments or equal increments not equal */
+/* to 1 */
+
+ ix = 1;
+ iy = 1;
+ if (*incx < 0) {
+ ix = (-(*n) + 1) * *incx + 1;
+ }
+ if (*incy < 0) {
+ iy = (-(*n) + 1) * *incy + 1;
+ }
+ i__1 = *n;
+ for (i__ = 1; i__ <= i__1; ++i__) {
+ dtemp = dx[ix];
+ dx[ix] = dy[iy];
+ dy[iy] = dtemp;
+ ix += *incx;
+ iy += *incy;
+/* L10: */
+ }
+ return 0;
+
+/* code for both increments equal to 1 */
+
+
+/* clean-up loop */
+
+L20:
+ m = *n % 3;
+ if (m == 0) {
+ goto L40;
+ }
+ i__1 = m;
+ for (i__ = 1; i__ <= i__1; ++i__) {
+ dtemp = dx[i__];
+ dx[i__] = dy[i__];
+ dy[i__] = dtemp;
+/* L30: */
+ }
+ if (*n < 3) {
+ return 0;
+ }
+L40:
+ mp1 = m + 1;
+ i__1 = *n;
+ for (i__ = mp1; i__ <= i__1; i__ += 3) {
+ dtemp = dx[i__];
+ dx[i__] = dy[i__];
+ dy[i__] = dtemp;
+ dtemp = dx[i__ + 1];
+ dx[i__ + 1] = dy[i__ + 1];
+ dy[i__ + 1] = dtemp;
+ dtemp = dx[i__ + 2];
+ dx[i__ + 2] = dy[i__ + 2];
+ dy[i__ + 2] = dtemp;
+/* L50: */
+ }
+ return 0;
+} /* dswap_ */