sdot - compute the dot product of two vectors x and y.
REAL FUNCTION SDOT(N, X, INCX, Y, INCY) INTEGER N, INCX, INCY REAL X(*), Y(*) REAL FUNCTION SDOT_64(N, X, INCX, Y, INCY) INTEGER*8 N, INCX, INCY REAL X(*), Y(*) F95 INTERFACE REAL FUNCTION DOT(N, X, INCX, Y, INCY) INTEGER :: N, INCX, INCY REAL, DIMENSION(:) :: X, Y REAL FUNCTION DOT_64(N, X, INCX, Y, INCY) INTEGER(8) :: N, INCX, INCY REAL, DIMENSION(:) :: X, Y C INTERFACE #include <sunperf.h> float sdot(int n, float *x, int incx, float *y, int incy); float sdot_64(long n, float *x, long incx, float *y, long incy);
Oracle Solaris Studio Performance Library sdot(3P) NAME sdot - compute the dot product of two vectors x and y. SYNOPSIS REAL FUNCTION SDOT(N, X, INCX, Y, INCY) INTEGER N, INCX, INCY REAL X(*), Y(*) REAL FUNCTION SDOT_64(N, X, INCX, Y, INCY) INTEGER*8 N, INCX, INCY REAL X(*), Y(*) F95 INTERFACE REAL FUNCTION DOT(N, X, INCX, Y, INCY) INTEGER :: N, INCX, INCY REAL, DIMENSION(:) :: X, Y REAL FUNCTION DOT_64(N, X, INCX, Y, INCY) INTEGER(8) :: N, INCX, INCY REAL, DIMENSION(:) :: X, Y C INTERFACE #include <sunperf.h> float sdot(int n, float *x, int incx, float *y, int incy); float sdot_64(long n, float *x, long incx, float *y, long incy); PURPOSE sdot compute the dot product of x and y where x and y are n-vectors. ARGUMENTS N (input) On entry, N specifies the number of elements in the vector. If N is not positive then the function returns the value 0.0. Unchanged on exit. X (input) ( 1 + ( n - 1 )*abs( INCX ) ). On entry, the incremented array X must contain the vector x. Unchanged on exit. INCX (input) On entry, INCX specifies the increment for the elements of X. Unchanged on exit. Y (input) ( 1 + ( n - 1 )*abs( INCY ) ). On entry, the incremented array Y must contain the vector y. Unchanged on exit. INCY (input) On entry, INCY specifies the increment for the elements of Y. Unchanged on exit. 7 Nov 2015 sdot(3P)