tahoma2d/thirdparty/openblas/xianyi-OpenBLAS-e6e87a2/interface/rotm.c
2016-03-24 02:47:04 +09:00

155 lines
2.7 KiB
C

#include "common.h"
#ifdef FUNCTION_PROFILE
#include "functable.h"
#endif
#ifndef CBLAS
void NAME(blasint *N, FLOAT *dx, blasint *INCX, FLOAT *dy, blasint *INCY, FLOAT *dparam){
blasint n = *N;
blasint incx = *INCX;
blasint incy = *INCY;
#else
void CNAME(blasint n, FLOAT *dx, blasint incx, FLOAT *dy, blasint incy, FLOAT *dparam){
#endif
blasint i__1, i__2;
blasint i__;
FLOAT w, z__;
blasint kx, ky;
FLOAT dh11, dh12, dh22, dh21, dflag;
blasint nsteps;
#ifndef CBLAS
PRINT_DEBUG_CNAME;
#else
PRINT_DEBUG_CNAME;
#endif
--dparam;
--dy;
--dx;
dflag = dparam[1];
if (n <= 0 || dflag == - 2.0) goto L140;
if (! (incx == incy && incx > 0)) goto L70;
nsteps = n * incx;
if (dflag < 0.) {
goto L50;
} else if (dflag == 0) {
goto L10;
} else {
goto L30;
}
L10:
dh12 = dparam[4];
dh21 = dparam[3];
i__1 = nsteps;
i__2 = incx;
for (i__ = 1; i__2 < 0 ? i__ >= i__1 : i__ <= i__1; i__ += i__2) {
w = dx[i__];
z__ = dy[i__];
dx[i__] = w + z__ * dh12;
dy[i__] = w * dh21 + z__;
/* L20: */
}
goto L140;
L30:
dh11 = dparam[2];
dh22 = dparam[5];
i__2 = nsteps;
i__1 = incx;
for (i__ = 1; i__1 < 0 ? i__ >= i__2 : i__ <= i__2; i__ += i__1) {
w = dx[i__];
z__ = dy[i__];
dx[i__] = w * dh11 + z__;
dy[i__] = -w + dh22 * z__;
/* L40: */
}
goto L140;
L50:
dh11 = dparam[2];
dh12 = dparam[4];
dh21 = dparam[3];
dh22 = dparam[5];
i__1 = nsteps;
i__2 = incx;
for (i__ = 1; i__2 < 0 ? i__ >= i__1 : i__ <= i__1; i__ += i__2) {
w = dx[i__];
z__ = dy[i__];
dx[i__] = w * dh11 + z__ * dh12;
dy[i__] = w * dh21 + z__ * dh22;
/* L60: */
}
goto L140;
L70:
kx = 1;
ky = 1;
if (incx < 0) {
kx = (1 - n) * incx + 1;
}
if (incy < 0) {
ky = (1 - n) * incy + 1;
}
if (dflag < 0.) {
goto L120;
} else if (dflag == 0) {
goto L80;
} else {
goto L100;
}
L80:
dh12 = dparam[4];
dh21 = dparam[3];
i__2 = n;
for (i__ = 1; i__ <= i__2; ++i__) {
w = dx[kx];
z__ = dy[ky];
dx[kx] = w + z__ * dh12;
dy[ky] = w * dh21 + z__;
kx += incx;
ky += incy;
/* L90: */
}
goto L140;
L100:
dh11 = dparam[2];
dh22 = dparam[5];
i__2 = n;
for (i__ = 1; i__ <= i__2; ++i__) {
w = dx[kx];
z__ = dy[ky];
dx[kx] = w * dh11 + z__;
dy[ky] = -w + dh22 * z__;
kx += incx;
ky += incy;
/* L110: */
}
goto L140;
L120:
dh11 = dparam[2];
dh12 = dparam[4];
dh21 = dparam[3];
dh22 = dparam[5];
i__2 = n;
for (i__ = 1; i__ <= i__2; ++i__) {
w = dx[kx];
z__ = dy[ky];
dx[kx] = w * dh11 + z__ * dh12;
dy[ky] = w * dh21 + z__ * dh22;
kx += incx;
ky += incy;
/* L130: */
}
L140:
return;
}