X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=c_auto.h;h=9b34f885d13c52cec9c57a58866ad0372ed9e0a4;hb=88eed95d8e5111264869e388468d33b20384cdac;hp=31e89e19b3af75ead206e5c1df491d0efd49c213;hpb=11437ea1ca9b117227bb3f417796582be70116e7;p=ia32rtools.git

diff --git a/c_auto.h b/c_auto.h
index 31e89e1..9b34f88 100644
--- a/c_auto.h
+++ b/c_auto.h
@@ -45,6 +45,16 @@ static inline BOOL PtInRect_sa(LPCRECT r, int x, int y)
   return PtInRect(r, p);
 }
 
+static inline int do_parity(unsigned int v)
+{
+  v ^= v >> 4;
+  v ^= v >> 2;
+  v ^= v >> 1;
+  return (v ^ 1) & 1;
+}
+
 #define do_skip_code_abort() \
   printf("%s:%d: skip_code_abort\n", __FILE__, __LINE__); \
   *(volatile int *)0 = 1
+
+// vim:ts=2:sw=2:expandtab