[Lanai] Remove dead functions from LanaiRegisterInfo

getEHExceptionRegister and getEHHandlerRegister are unused and were removed 
from most backends in rL192099. This patch removes them from Lanai.

Differential Revision: https://reviews.llvm.org/D36829

llvm-svn: 311531

2 files changed, 0 insertions, 13 deletions

diff --git a/llvm/lib/Target/Lanai/LanaiRegisterInfo.cpp b/llvm/lib/Target/Lanai/LanaiRegisterInfo.cpp
index fe54589f8b0..6ea477dce3e 100644
--- a/llvm/lib/Target/Lanai/LanaiRegisterInfo.cpp
+++ b/llvm/lib/Target/Lanai/LanaiRegisterInfo.cpp
@@ -264,16 +264,6 @@ LanaiRegisterInfo::getFrameRegister(const MachineFunction & /*MF*/) const {
 
 unsigned LanaiRegisterInfo::getBaseRegister() const { return Lanai::R14; }
 
-unsigned LanaiRegisterInfo::getEHExceptionRegister() const {
-  llvm_unreachable("no exception support");
-  return 0;
-}
-
-unsigned LanaiRegisterInfo::getEHHandlerRegister() const {
-  llvm_unreachable("no exception support");
-  return 0;
-}
-
 const uint32_t *
 LanaiRegisterInfo::getCallPreservedMask(const MachineFunction & /*MF*/,
                                         CallingConv::ID /*CC*/) const {
diff --git a/llvm/lib/Target/Lanai/LanaiRegisterInfo.h b/llvm/lib/Target/Lanai/LanaiRegisterInfo.h
index d88a1919385..4e172f21807 100644
--- a/llvm/lib/Target/Lanai/LanaiRegisterInfo.h
+++ b/llvm/lib/Target/Lanai/LanaiRegisterInfo.h
@@ -47,9 +47,6 @@ struct LanaiRegisterInfo : public LanaiGenRegisterInfo {
   unsigned getBaseRegister() const;
   bool hasBasePointer(const MachineFunction &MF) const;
 
-  // Exception handling queries.
-  unsigned getEHExceptionRegister() const;
-  unsigned getEHHandlerRegister() const;
   int getDwarfRegNum(unsigned RegNum, bool IsEH) const;
 };