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SWIFT
SWIFTsim
Commits
ccc5a424
Commit
ccc5a424
authored
Sep 17, 2013
by
Pedro Gonnet
Browse files
better criteria for qsort stack size.
Former-commit-id: 55ba997429976684254c1bab363e7036ae6a6d4d
parent
51970d7d
Changes
1
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Inline
Side-by-side
src/space.c
View file @
ccc5a424
...
...
@@ -520,13 +520,17 @@ void parts_sort ( struct part *parts , struct xpart *xparts , int *ind , int N ,
volatile
int
ready
;
};
struct
qstack
*
qstack
;
int
qstack_size
=
(
max
-
min
)
/
2
+
10
;
int
qstack_size
=
2
*
(
max
-
min
)
+
10
;
volatile
unsigned
int
first
,
last
,
waiting
;
int
pivot
;
int
i
,
ii
,
j
,
jj
,
temp_i
,
qid
;
struct
part
temp_p
;
struct
xpart
temp_xp
;
/* for ( int k = 0 ; k < N ; k++ )
if ( ind[k] > max || ind[k] < min )
error( "ind[%i]=%i is not in [%i,%i]." , k , ind[k] , min , max ); */
/* Allocate the stack. */
if
(
(
qstack
=
malloc
(
sizeof
(
struct
qstack
)
*
qstack_size
)
)
==
NULL
)
...
...
@@ -543,7 +547,7 @@ void parts_sort ( struct part *parts , struct xpart *xparts , int *ind , int N ,
first
=
0
;
last
=
1
;
waiting
=
1
;
/* Parallel bit. */
#pragma omp parallel default(none) shared(first,last,waiting,qstack,parts,xparts,ind,qstack_size,stderr,engine_rank) private(pivot,i,ii,j,jj,min,max,temp_i,qid,temp_xp,temp_p)
#pragma omp parallel default(none) shared(
N,
first,last,waiting,qstack,parts,xparts,ind,qstack_size,stderr,engine_rank) private(pivot,i,ii,j,jj,min,max,temp_i,qid,temp_xp,temp_p)
{
/* Main loop. */
...
...
@@ -662,7 +666,7 @@ void parts_sort ( struct part *parts , struct xpart *xparts , int *ind , int N ,
/* Verify sort. */
/* for ( i = 1 ; i < N ; i++ )
if ( ind[i-1] > ind[i] )
error( "Sorting failed
!"
); */
error( "Sorting failed
(ind[%i]=%i,ind[%i]=%i)." , i-1 , ind[i-1] , i , ind[i]
); */
/* Clean up. */
free
(
qstack
);
...
...
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