More windows compatibility for context.

[simgrid.git] / src / xbt / setset.c

diff --git a/src/xbt/setset.c b/src/xbt/setset.c
index 16986fe..1e0dd05 100644 (file)
--- a/src/xbt/setset.c
+++ b/src/xbt/setset.c
@@ -7,18 +7,16 @@
 
 /*The function ffs doesn't exist for windows*/
 #ifdef _XBT_WIN32
-       int XBT_INLINE ffs(int x)
-       {
-               int r;
-               __asm{
-                       mov ecx, [x]
-                       bsf eax, ecx
-                       jnz ffs1
-                       mov eax, -1
-                       ffs1:
-                       mov[r],eax
+       int ffs(int bits)
+    {
+               int i;
+               if (bits == 0)
+                       return (0);
+               for (i = 1; ; i++, bits >>= 1)
+               {
+                       if (bits & 1) break;
                }
-               return(r);
+               return (i);
        }
 #endif