X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FCodeGen%2FMachineRegisterInfo.cpp;h=c247a22d23e70a00059b0d274820a0c08570de73;hb=5ac319ac7125b009adddcc49294d2e040c4a91e5;hp=62c9506050b94f5fd6fd84bdfad4a9ff0cbff11f;hpb=6f0d024a534af18d9e60b3ea757376cd8a3a980e;p=oota-llvm.git

diff --git a/lib/CodeGen/MachineRegisterInfo.cpp b/lib/CodeGen/MachineRegisterInfo.cpp
index 62c9506050b..c247a22d23e 100644
--- a/lib/CodeGen/MachineRegisterInfo.cpp
+++ b/lib/CodeGen/MachineRegisterInfo.cpp
@@ -27,6 +27,9 @@ MachineRegisterInfo::~MachineRegisterInfo() {
 #ifndef NDEBUG
   for (unsigned i = 0, e = VRegInfo.size(); i != e; ++i)
     assert(VRegInfo[i].second == 0 && "Vreg use list non-empty still?");
+  for (unsigned i = 0, e = UsedPhysRegs.size(); i != e; ++i)
+    assert(!PhysRegUseDefLists[i] &&
+           "PhysRegUseDefLists has entries after all instructions are deleted");
 #endif
   delete [] PhysRegUseDefLists;
 }
@@ -73,3 +76,11 @@ MachineInstr *MachineRegisterInfo::getVRegDef(unsigned Reg) const {
   }
   return 0;
 }
+
+
+#ifndef NDEBUG
+void MachineRegisterInfo::dumpUses(unsigned Reg) const {
+  for (use_iterator I = use_begin(Reg), E = use_end(); I != E; ++I)
+    I.getOperand().getParent()->dump();
+}
+#endif