Initial checkin for binutils 2.23.2 (needed by aarch64)

Change-Id: I7e5f319e9e632cc0ccc8a4ec1051169ed2849ca4

1 files changed, 26 insertions, 0 deletions

diff --git a/binutils-2.23/libiberty/ffs.c b/binutils-2.23/libiberty/ffs.c
new file mode 100644
index 00000000..603cbe8e
--- /dev/null
+++ b/binutils-2.23/libiberty/ffs.c
@@ -0,0 +1,26 @@
+/* ffs -- Find the first bit set in the parameter
+
+@deftypefn Supplemental int ffs (int @var{valu})
+
+Find the first (least significant) bit set in @var{valu}.  Bits are
+numbered from right to left, starting with bit 1 (corresponding to the
+value 1).  If @var{valu} is zero, zero is returned.
+
+@end deftypefn
+
+*/
+
+int
+ffs (register int valu)
+{
+  register int bit;
+
+  if (valu == 0)
+    return 0;
+
+  for (bit = 1; !(valu & 1); bit++)
+  	valu >>= 1;
+
+  return bit;
+}
+