From: Reid Spencer <rspencer@reidspencer.com>
Date: Sat, 24 Mar 2007 21:56:22 +0000 (+0000)
Subject: Correct the implementation of srem to be remainder, not modulus. The sign of
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=53c9520b238514a9c1b63ff02221f7467aad1337;p=oota-llvm.git

Correct the implementation of srem to be remainder, not modulus. The sign of
the result must follow the sign of the divisor.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35302 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/ADT/APInt.h b/include/llvm/ADT/APInt.h
index 44b5fd0403f..52509ed000c 100644
--- a/include/llvm/ADT/APInt.h
+++ b/include/llvm/ADT/APInt.h
@@ -564,9 +564,9 @@ public:
   inline APInt srem(const APInt& RHS) const {
     if (isNegative())
       if (RHS.isNegative())
-        return (-(*this)).urem(-RHS);
+        return -((-(*this)).urem(-RHS));
       else
-        return -((-(*this)).urem(RHS));
+        return (-(*this)).urem(RHS);
     else if (RHS.isNegative())
       return -(this->urem(-RHS));
     return this->urem(RHS);