X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FCodeGen%2FRegisterScavenging.cpp;h=ca02aa1b81436721f72eec90325ecdf7451f432e;hb=70303688bc489a316cb0892499ac4024088fa58a;hp=4fc711e1b8bd82123488196a4e910d06c50acc0f;hpb=eeb57c7701ded683d660ed616966cfe7b1750337;p=oota-llvm.git

diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp
index 4fc711e1b8b..ca02aa1b814 100644
--- a/lib/CodeGen/RegisterScavenging.cpp
+++ b/lib/CodeGen/RegisterScavenging.cpp
@@ -157,7 +157,7 @@ void RegScavenger::forward() {
     if (!MO.isReg())
       continue;
     unsigned Reg = MO.getReg();
-    if (!Reg || isReserved(Reg) || !TRI->isInAllocatableClass(Reg))
+    if (!Reg || isReserved(Reg))
       continue;
 
     if (MO.isUse()) {
@@ -184,7 +184,7 @@ void RegScavenger::forward() {
     if (!MO.isReg())
       continue;
     unsigned Reg = MO.getReg();
-    if (!Reg || isReserved(Reg) || !TRI->isInAllocatableClass(Reg))
+    if (!Reg || isReserved(Reg))
       continue;
     if (MO.isUse()) {
       if (MO.isUndef())
@@ -206,6 +206,7 @@ void RegScavenger::forward() {
             break;
           }
         assert(SubUsed && "Using an undefined register!");
+        (void)SubUsed;
       }
       assert((!EarlyClobberRegs.test(Reg) || MI->isRegTiedToDefOperand(i)) &&
              "Using an early clobbered register!");