TargetRegisterInfo: Remove function that fell out of use years ago.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212636 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Target/TargetRegisterInfo.h b/include/llvm/Target/TargetRegisterInfo.h
index a162297afc7225b0e5355b253902c1b558a59221..c6f3fbf1c84991c5d6ed79471548e0e183b789f2 100644 (file)
--- a/include/llvm/Target/TargetRegisterInfo.h
+++ b/include/llvm/Target/TargetRegisterInfo.h
@@ -813,12 +813,6 @@ public:
   /// getFrameRegister - This method should return the register used as a base
   /// for values allocated in the current stack frame.
   virtual unsigned getFrameRegister(const MachineFunction &MF) const = 0;
-
-  /// getCompactUnwindRegNum - This function maps the register to the number for
-  /// compact unwind encoding. Return -1 if the register isn't valid.
-  virtual int getCompactUnwindRegNum(unsigned, bool) const {
-    return -1;
-  }
 };
 
 

diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp
index 236e1a4d949ade504a22c9e785c35e796b62418e..e8a7e84bb7e3a9055f3ed696ffeede38e3fd56dc 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.cpp
+++ b/lib/Target/X86/X86RegisterInfo.cpp
@@ -81,21 +81,6 @@ X86RegisterInfo::X86RegisterInfo(const X86Subtarget &STI)
   BasePtr = Is64Bit ? X86::RBX : X86::ESI;
 }
 
-/// getCompactUnwindRegNum - This function maps the register to the number for
-/// compact unwind encoding. Return -1 if the register isn't valid.
-int X86RegisterInfo::getCompactUnwindRegNum(unsigned RegNum, bool isEH) const {
-  switch (getLLVMRegNum(RegNum, isEH)) {
-  case X86::EBX: case X86::RBX: return 1;
-  case X86::ECX: case X86::R12: return 2;
-  case X86::EDX: case X86::R13: return 3;
-  case X86::EDI: case X86::R14: return 4;
-  case X86::ESI: case X86::R15: return 5;
-  case X86::EBP: case X86::RBP: return 6;
-  }
-
-  return -1;
-}
-
 bool
 X86RegisterInfo::trackLivenessAfterRegAlloc(const MachineFunction &MF) const {
   // ExeDepsFixer and PostRAScheduler require liveness.

diff --git a/lib/Target/X86/X86RegisterInfo.h b/lib/Target/X86/X86RegisterInfo.h
index ba346c85a7f92f5785d80ae46dd34144be19c5e6..74efd1fe32d75d3fb1446cce9a0b4d5a80542637 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.h
+++ b/lib/Target/X86/X86RegisterInfo.h
@@ -60,10 +60,6 @@ public:
   // FIXME: This should be tablegen'd like getDwarfRegNum is
   int getSEHRegNum(unsigned i) const;
 
-  /// getCompactUnwindRegNum - This function maps the register to the number for
-  /// compact unwind encoding. Return -1 if the register isn't valid.
-  int getCompactUnwindRegNum(unsigned RegNum, bool isEH) const override;
-
   /// Code Generation virtual methods...
   ///
   bool trackLivenessAfterRegAlloc(const MachineFunction &MF) const override;