Allow divsi3 to take advantage of a hardware unsigned divide when it is available, by replacing an explicit call to udivsi3 with the divide operator.  Patch by Sébastien Bourdeauducq.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@158996 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/udivsi3.c b/lib/udivsi3.c
index 39ef48b..ba01122 100644
--- a/lib/udivsi3.c
+++ b/lib/udivsi3.c
@@ -20,6 +20,7 @@
 
 ARM_EABI_FNALIAS(uidiv, udivsi3);
 
+/* This function should not call __divsi3! */
 COMPILER_RT_ABI su_int
 __udivsi3(su_int n, su_int d)
 {