e3181f26b1
Changed MPI routines to hypre_MPI routines. Added hypre_printf, etc. routines. Added AUTOTEST tests to look for 'int' and 'MPI_' calls. Added a new approach for the Fortran interface (not implemented everywhere yet).
95 lines
1.7 KiB
C
95 lines
1.7 KiB
C
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/* dcopy.f -- translated by f2c (version 19960315).
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You must link the resulting object file with the libraries:
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-lf2c -lm (in that order)
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*/
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#include "f2c.h"
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#include "hypre_blas.h"
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/* Subroutine */ HYPRE_Int dcopy_(n, dx, incx, dy, incy)
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integer *n;
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doublereal *dx;
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integer *incx;
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doublereal *dy;
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integer *incy;
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{
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/* System generated locals */
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integer i__1;
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/* Local variables */
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static integer i__, m, ix, iy, mp1;
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/* copies a vector, x, to a vector, y. */
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/* uses unrolled loops for increments equal to one. */
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/* jack dongarra, linpack, 3/11/78. */
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/* Parameter adjustments */
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--dy;
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--dx;
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/* Function Body */
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if (*n <= 0) {
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return 0;
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}
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if (*incx == 1 && *incy == 1) {
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goto L20;
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}
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/* code for unequal increments or equal increments */
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/* not equal to 1 */
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ix = 1;
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iy = 1;
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if (*incx < 0) {
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ix = (-(*n) + 1) * *incx + 1;
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}
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if (*incy < 0) {
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iy = (-(*n) + 1) * *incy + 1;
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}
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i__1 = *n;
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for (i__ = 1; i__ <= i__1; ++i__) {
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dy[iy] = dx[ix];
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ix += *incx;
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iy += *incy;
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/* L10: */
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}
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return 0;
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/* code for both increments equal to 1 */
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/* clean-up loop */
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L20:
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m = *n % 7;
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if (m == 0) {
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goto L40;
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}
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i__1 = m;
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for (i__ = 1; i__ <= i__1; ++i__) {
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dy[i__] = dx[i__];
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/* L30: */
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}
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if (*n < 7) {
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return 0;
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}
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L40:
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mp1 = m + 1;
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i__1 = *n;
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for (i__ = mp1; i__ <= i__1; i__ += 7) {
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dy[i__] = dx[i__];
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dy[i__ + 1] = dx[i__ + 1];
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dy[i__ + 2] = dx[i__ + 2];
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dy[i__ + 3] = dx[i__ + 3];
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dy[i__ + 4] = dx[i__ + 4];
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dy[i__ + 5] = dx[i__ + 5];
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dy[i__ + 6] = dx[i__ + 6];
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/* L50: */
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}
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return 0;
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} /* dcopy_ */
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