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$NetBSD: patch-af,v 1.1.1.1 2000/10/15 08:38:23 jlam Exp $
--- movement.c.orig Sun May 17 19:09:21 1998
+++ movement.c
@@ -258,33 +258,38 @@
}
+ /*
+ * There's some weird gcc codegen bug here when going NORTH_WEST,
+ * even with no optimization, but when it's re-written to go
+ * SOUTH_EAST, everything's fine. Ugh!
+ */
for (i=0;i<8;i++) {
- dir = NORTH_WEST;
- p1 = A1 + i*EAST;
- p2 = A1 + i*NORTH;
+ dir = SOUTH_EAST;
+ p1 = A1 + i*NORTH;
+ p2 = A1 + i*EAST;
mask = 0;
- for (s1=p1; s1>=p2; s1+=dir)
+ for (s1=p1; s1<p2; s1+=dir)
mask |= ((uint64)1<<s1);
- for (s1=p1;s1>=p2;s1+=dir)
- for (s2=p1;s2>=p2;s2+=dir)
+ for (s1=p1;s1<p2;s1+=dir)
+ for (s2=p1;s2<p2;s2+=dir)
if (s1 != s2) {
same_line_mask[s1][s2] = mask;
}
}
for (i=1;i<8;i++) {
- dir = NORTH_WEST;
- p1 = H1 + i*NORTH;
- p2 = A8 + i*EAST;
+ dir = SOUTH_EAST;
+ p1 = A8 + i*EAST;
+ p2 = H1 + i*NORTH;
mask = 0;
- for (s1=p1; s1>=p2; s1+=dir)
+ for (s1=p1; s1<p2; s1+=dir)
mask |= ((uint64)1<<s1);
- for (s1=p1;s1>=p2;s1+=dir)
- for (s2=p1;s2>=p2;s2+=dir)
+ for (s1=p1;s1<p2;s1+=dir)
+ for (s2=p1;s2<p2;s2+=dir)
if (s1 != s2) {
same_line_mask[s1][s2] = mask;
}
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