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In get_vertex(), slot was computed using & 31. Replace with % VCACHE_SIZE.

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Also, assert that index is not too large before indexing array.
This commit is contained in:
Brian 2007-10-23 12:32:02 -06:00
parent be04999982
commit 40e46d0727
1 changed files with 3 additions and 1 deletions
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4
src/mesa/pipe/draw/draw_vertex_cache.c
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@ -57,7 +57,7 @@ void draw_vertex_cache_invalidate( struct draw_context *draw )
static struct vertex_header *get_vertex( struct draw_context *draw,
unsigned i )
{
unsigned slot = (i + (i>>5)) & 31;
unsigned slot = (i + (i>>5)) % VCACHE_SIZE;
/* Cache miss?
*/
@ -74,6 +74,8 @@ static struct vertex_header *get_vertex( struct draw_context *draw,
draw->vcache.referenced |= (1 << slot); /* slot now in use */
}
assert(slot < Elements(draw->vcache.idx));
draw->vcache.idx[slot] = i;
/* Add to vertex shader queue: