CXX_FAST_TLS calling convention: performance improvement for x86-64.

[oota-llvm.git] / lib / Target / X86 / X86RegisterInfo.h

diff --git a/lib/Target/X86/X86RegisterInfo.h b/lib/Target/X86/X86RegisterInfo.h
index f014c8f6ff6148393721571d16e7b5ff549057ed..8d0094cbf3d632c689a41972e2b8fe578bb61daa 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.h
+++ b/lib/Target/X86/X86RegisterInfo.h
@@ -99,6 +99,8 @@ public:
   /// callee-save registers on this target.
   const MCPhysReg *
   getCalleeSavedRegs(const MachineFunction* MF) const override;
+  const MCPhysReg *
+  getCalleeSavedRegsViaCopy(const MachineFunction *MF) const override;
   const uint32_t *getCallPreservedMask(const MachineFunction &MF,
                                        CallingConv::ID) const override;
   const uint32_t *getNoPreservedMask() const override;