1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
DOUBLE PRECISION FUNCTION DSASUM( N, X, INCX )
*
* -- ScaLAPACK tools routine (version 1.7) --
* University of Tennessee, Knoxville, Oak Ridge National Laboratory,
* and University of California, Berkeley.
* May 1, 1997
*
* .. Scalar Arguments ..
INTEGER INCX, N
* ..
* .. Array Arguments ..
REAL X( * )
* ..
*
* Purpose
* =======
*
* DSASUM is a simple FORTRAN wrapper around the BLAS function SASUM
* returning the result as a double allowing it to be callable by C
* programs.
*
* =====================================================================
*
* .. External Functions ..
REAL SASUM
EXTERNAL SASUM
* ..
* .. Intrinsic Functions ..
INTRINSIC DBLE
* ..
* .. Executable Statements ..
*
DSASUM = DBLE( SASUM( N, X, INCX ) )
*
RETURN
*
* End of DSASUM
*
END
|
