Changeset: 5665216e98e5 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=5665216e98e5
Modified Files:
gdk/gdk_batop.c
Branch: Mar2018
Log Message:
Use shift instead of multiply.
diffs (22 lines):
diff --git a/gdk/gdk_batop.c b/gdk/gdk_batop.c
--- a/gdk/gdk_batop.c
+++ b/gdk/gdk_batop.c
@@ -199,8 +199,7 @@ insert_string_bat(BAT *b, BAT *n, BAT *s
if (toff == 0 && n->twidth == b->twidth && cand == NULL) {
/* we don't need to do any translation of offset
* values, so we can use fast memcpy */
- memcpy(Tloc(b, BUNlast(b)), Tloc(n, start),
- cnt * n->twidth);
+ memcpy(Tloc(b, BUNlast(b)), Tloc(n, start), cnt << n->tshift);
BATsetcount(b, BATcount(b) + cnt);
} else if (toff != ~(size_t) 0) {
/* we don't need to insert any actual strings since we
@@ -444,7 +443,7 @@ append_varsized_bat(BAT *b, BAT *n, BAT
* chunk of memory */
memcpy(Tloc(b, BUNlast(b)),
Tloc(n, start),
- cnt * b->twidth);
+ cnt << b->tshift);
} else {
var_t *restrict dst = (var_t *) Tloc(b, BUNlast(b));
oid hseq = n->hseqbase;
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