From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Tue, 4 Aug 2009 19:16:55 +0000 (+0000)
Subject: Most flags are reserved registers on Blackfin.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=71d342e8546e8bb7b57bd161651d08912a32465f;p=oota-llvm.git

Most flags are reserved registers on Blackfin.
The only exception is CC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78089 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/Blackfin/BlackfinRegisterInfo.cpp b/lib/Target/Blackfin/BlackfinRegisterInfo.cpp
index f2628611335..37fa4c9e3aa 100644
--- a/lib/Target/Blackfin/BlackfinRegisterInfo.cpp
+++ b/lib/Target/Blackfin/BlackfinRegisterInfo.cpp
@@ -63,6 +63,17 @@ BitVector
 BlackfinRegisterInfo::getReservedRegs(const MachineFunction &MF) const {
   using namespace BF;
   BitVector Reserved(getNumRegs());
+  Reserved.set(AZ);
+  Reserved.set(AN);
+  Reserved.set(AQ);
+  Reserved.set(AC0);
+  Reserved.set(AC1);
+  Reserved.set(AV0);
+  Reserved.set(AV0S);
+  Reserved.set(AV1);
+  Reserved.set(AV1S);
+  Reserved.set(V);
+  Reserved.set(VS);
   Reserved.set(L0);
   Reserved.set(L1);
   Reserved.set(L2);