?gerv2d
?gerv2d
Receives a message from the process into the general
rectangular matrix.
Syntax
call igerv2d
(
icontxt
,
m
,
n
,
a
,
lda
,
rsrc
,
csrc
)
call sgerv2d
(
icontxt
,
m
,
n
,
a
,
lda
,
rsrc
,
csrc
)
call dgerv2d
(
icontxt
,
m
,
n
,
a
,
lda
,
rsrc
,
csrc
)
call cgerv2d
(
icontxt
,
m
,
n
,
a
,
lda
,
rsrc
,
csrc
)
call zgerv2d
(
icontxt
,
m
,
n
,
a
,
lda
,
rsrc
,
csrc
)
Input Parameters
- icontxt
- INTEGER. Integer handle that indicates the context.
- m,n,lda
- Describe the matrix to be sent. See Matrix Shapes for details.
- rsrc
- INTEGER.The process row coordinate of the source of the message.
- csrc
- INTEGER.The process column coordinate of the source of the message.
Output
Parameters
- a
- An array of dimension(to receive the incoming message into.lda,n)
Description
This routine receives a message from
process {RSRC, CSRC} into the general rectangular matrix
A
. This
routine is globally-blocking, that is, return from the routine
indicates that the message has been received into A
.