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Fixup a performance problem in rasops_copyrows that I introduced during

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the shadowfb merge.
This commit is contained in:
jmcneill 2006-02-27 12:19:29 +00:00
parent 4cf9c4d0dc
commit 6984d2ca99
1 changed files with 24 additions and 9 deletions
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33
sys/dev/rasops/rasops.c
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@ -1,4 +1,4 @@
/* $NetBSD: rasops.c,v 1.51 2006/02/18 13:57:33 jmcneill Exp $ */
/* $NetBSD: rasops.c,v 1.52 2006/02/27 12:19:29 jmcneill Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: rasops.c,v 1.51 2006/02/18 13:57:33 jmcneill Exp $");
__KERNEL_RCSID(0, "$NetBSD: rasops.c,v 1.52 2006/02/27 12:19:29 jmcneill Exp $");
#include "opt_rasops.h"
#include "rasops_glue.h"
@ -469,7 +469,6 @@ rasops_copyrows(cookie, src, dst, num)
int32_t *sp, *dp, *hp, *srp, *drp, *hrp;
struct rasops_info *ri;
int n8, n1, cnt, delta;
int i;
ri = (struct rasops_info *)cookie;
hp = hrp = NULL;
@ -533,15 +532,31 @@ rasops_copyrows(cookie, src, dst, num)
DELTA(hrp, delta, int32_t *);
for (cnt = n8; cnt; cnt--) {
for (i = 0; i < 8; i++) {
dp[i] = sp[i];
if (ri->ri_hwbits)
hp[i] = sp[i];
}
dp[0] = sp[0];
dp[1] = sp[1];
dp[2] = sp[2];
dp[3] = sp[3];
dp[4] = sp[4];
dp[5] = sp[5];
dp[6] = sp[6];
dp[7] = sp[7];
dp += 8;
sp += 8;
if (ri->ri_hwbits)
}
if (ri->ri_hwbits) {
sp -= (8 * n8);
for (cnt = n8; cnt; cnt--) {
hp[0] = sp[0];
hp[1] = sp[1];
hp[2] = sp[2];
hp[3] = sp[3];
hp[4] = sp[4];
hp[5] = sp[5];
hp[6] = sp[6];
hp[7] = sp[7];
hp += 8;
sp += 8;
}
}
for (cnt = n1; cnt; cnt--) {