Changeset: 0ff8d03deff9 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=0ff8d03deff9
Modified Files:
monetdb5/extras/crackers/crackers_holistic.c
Branch: holindex
Log Message:
The randomCrackfunction can also apply parallel vectorized cracking.
diffs (50 lines):
diff --git a/monetdb5/extras/crackers/crackers_holistic.c
b/monetdb5/extras/crackers/crackers_holistic.c
--- a/monetdb5/extras/crackers/crackers_holistic.c
+++ b/monetdb5/extras/crackers/crackers_holistic.c
@@ -328,18 +328,24 @@ changeWeight_3(FrequencyNode* node,int N
str
CRKrandomCrack(int *ret)
{
- int bid=0, change_bat=0, i=0, cracks=0;
+ int bid=0, change_bat=0, i=0, cracks=0, nthreads = int_nil,
vector_elements = int_nil;
FrequencyNode* max_node;
bit inclusive=TRUE;
FrequencyNode *fs = getFrequencyStruct('A');
char *p = getenv("CRACKS");
+ char *p1 = getenv("NTHREADS");
+ char *p2 = getenv("VECTORELEMENTS");
- if (p == NULL){
- fprintf(stderr, "Error randomCrack: environment variable
(CRACKS) is missing.\n");
+ if (p == NULL || p1 == NULL || p2 == NULL){
+ fprintf(stderr, "Error randomCrack: environment variable is
missing.\n");
exit(1);
}
else
- cracks=atoi(p);
+ {
+ cracks = atoi(p);
+ nthreads = atoi(p1);
+ vector_elements = atoi(p2);
+ }
(void) ret;
MT_lock_set(&frequencylock, "getFrequencyStruct");
@@ -350,7 +356,7 @@ CRKrandomCrack(int *ret)
bid=max_node->bid;
for (i=0; i<cracks; i++)
{
- change_bat = CRKrandomholpl_int(&bid,&inclusive);
+ change_bat = CRKrandomholpl_int_MT(&bid,&inclusive,
nthreads, vector_elements);
if (change_bat == -1)
{
/*MT_lock_set(&frequencylock,
"getFrequencyStruct");
@@ -359,7 +365,7 @@ CRKrandomCrack(int *ret)
if(max_node!=NULL && max_node->weight > 0)
{
bid=max_node->bid;
- (void)
CRKrandomholpl_int(&bid,&inclusive);
+ (void)
CRKrandomholpl_int(&bid,&inclusive, nthreads, vector_elements);
}*/
fprintf(stderr,"Exception in randomholpl.\n");
}
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