Revert "[DwarfDebug] Dump call site debug info"

A build failure was found on the SystemZ platform.

This reverts commit 9e7e73578e54cd22b3c7af4b54274d743b6607cc.

llvm-svn: 365886

1 files changed, 0 insertions, 14 deletions

diff --git a/llvm/lib/CodeGen/TargetRegisterInfo.cpp b/llvm/lib/CodeGen/TargetRegisterInfo.cpp
index b5a4419e6b8..f1b2ecf3243 100644
--- a/llvm/lib/CodeGen/TargetRegisterInfo.cpp
+++ b/llvm/lib/CodeGen/TargetRegisterInfo.cpp
@@ -433,20 +433,6 @@ TargetRegisterInfo::getRegAllocationHints(unsigned VirtReg,
   return false;
 }
 
-bool
-TargetRegisterInfo::isCallerPreservedPhysReg(unsigned PhysReg,
-                                             const MachineFunction &MF) const {
-  if (PhysReg == 0)
-    return false;
-  const uint32_t *callerPreservedRegs =
-      getCallPreservedMask(MF, MF.getFunction().getCallingConv());
-  if (callerPreservedRegs) {
-    assert(isPhysicalRegister(PhysReg) && "Expected physical register");
-    return (callerPreservedRegs[PhysReg / 32] >> PhysReg % 32) & 1;
-  }
-  return false;
-}
-
 bool TargetRegisterInfo::canRealignStack(const MachineFunction &MF) const {
   return !MF.getFunction().hasFnAttribute("no-realign-stack");
 }