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This commit is contained in:
Marc Alexander Lehmann 2008-05-08 21:21:41 +00:00
parent 4c2dad4e18
commit 843cdaedc8
1 changed files with 7 additions and 8 deletions
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15
ev.c
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@ -778,12 +778,13 @@ void inline_speed
upheap (WT *heap, int k)
{
WT w = heap [k];
ev_tstamp w_at = w->at;
for (;;)
{
int p = ((k - HEAP0 - 1) / DHEAP) + HEAP0;
if (p == k || heap [p]->at <= w->at)
if (p == k || heap [p]->at <= w_at)
break;
heap [k] = heap [p];
@ -811,22 +812,20 @@ downheap (WT *heap, int N, int k)
// find minimum child
if (expect_true (pos + DHEAP - 1 < E))
{
/* fast path */
(minpos = pos + 0), (minat = (*minpos)->at);
/* fast path */ (minpos = pos + 0), (minat = (*minpos)->at);
if (pos [1]->at < minat) (minpos = pos + 1), (minat = (*minpos)->at);
if (pos [2]->at < minat) (minpos = pos + 2), (minat = (*minpos)->at);
if (pos [3]->at < minat) (minpos = pos + 3), (minat = (*minpos)->at);
}
else
else if (pos < E)
{
/* slow path */
if (pos >= E)
break;
(minpos = pos + 0), (minat = (*minpos)->at);
/* slow path */ (minpos = pos + 0), (minat = (*minpos)->at);
if (pos + 1 < E && pos [1]->at < minat) (minpos = pos + 1), (minat = (*minpos)->at);
if (pos + 2 < E && pos [2]->at < minat) (minpos = pos + 2), (minat = (*minpos)->at);
if (pos + 3 < E && pos [3]->at < minat) (minpos = pos + 3), (minat = (*minpos)->at);
}
else
break;
if (w->at <= minat)
break;