From 667754e239538350c5bd8581772f414783ac71a2 Mon Sep 17 00:00:00 2001
From: Andrew Trick <atrick@apple.com>
Date: Fri, 22 Feb 2013 01:15:08 +0000
Subject: [PATCH] Remove code copied from GenRegisterInfo.inc.

There's no apparent reason this code was copied from generated source
into a .cpp. It sets a bad example for those working on other targets
and trying to understand the register info API.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175849 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Hexagon/HexagonRegisterInfo.cpp | 52 ------------------------------
 lib/Target/Hexagon/HexagonRegisterInfo.h   |  5 ---
 2 files changed, 57 deletions(-)

diff --git a/lib/Target/Hexagon/HexagonRegisterInfo.cpp b/lib/Target/Hexagon/HexagonRegisterInfo.cpp
index e5582344bc4..f947dfcdf9a 100644
--- a/lib/Target/Hexagon/HexagonRegisterInfo.cpp
+++ b/lib/Target/Hexagon/HexagonRegisterInfo.cpp
@@ -291,58 +291,6 @@ void HexagonRegisterInfo::getInitialFrameState(std::vector<MachineMove>
   Moves.push_back(MachineMove(0, Dst, Src));
 }
 
-// Get the weight in units of pressure for this register class.
-const RegClassWeight &
-HexagonRegisterInfo::getRegClassWeight(const TargetRegisterClass *RC) const {
-  // Each TargetRegisterClass has a per register weight, and weight
-  // limit which must be less than the limits of its pressure sets.
-  static const RegClassWeight RCWeightTable[] = {
-    {1, 32}, // IntRegs
-    {1, 8},  // CRRegs
-    {1, 4},  // PredRegs
-    {2, 16}, // DoubleRegs
-    {0, 0} };
-  return RCWeightTable[RC->getID()];
-}
-
-/// Get the number of dimensions of register pressure.
-unsigned HexagonRegisterInfo::getNumRegPressureSets() const {
-  return 4;
-}
-
-/// Get the name of this register unit pressure set.
-const char *HexagonRegisterInfo::getRegPressureSetName(unsigned Idx) const {
-  static const char *const RegPressureSetName[] = {
-    "IntRegsRegSet",
-    "CRRegsRegSet",
-    "PredRegsRegSet",
-    "DoubleRegsRegSet"
-  };
-  assert((Idx < 4) && "Index out of bounds");
-  return RegPressureSetName[Idx];
-}
-
-/// Get the register unit pressure limit for this dimension.
-/// This limit must be adjusted dynamically for reserved registers.
-unsigned HexagonRegisterInfo::getRegPressureSetLimit(unsigned Idx) const {
-  static const int RegPressureLimit [] = { 16, 4, 2, 8 };
-  assert((Idx < 4) && "Index out of bounds");
-  return RegPressureLimit[Idx];
-}
-
-const int*
-HexagonRegisterInfo::getRegClassPressureSets(const TargetRegisterClass *RC)
-  const {
-  static const int RCSetsTable[] = {
-    0,  -1,  // IntRegs
-    1,  -1,  // CRRegs
-    2,  -1,  // PredRegs
-    0,  -1,  // DoubleRegs
-    -1 };
-  static const unsigned RCSetStartTable[] = { 0, 2, 4, 6, 0 };
-  unsigned SetListStart = RCSetStartTable[RC->getID()];
-  return &RCSetsTable[SetListStart];
-}
 unsigned HexagonRegisterInfo::getEHExceptionRegister() const {
   llvm_unreachable("What is the exception register");
 }
diff --git a/lib/Target/Hexagon/HexagonRegisterInfo.h b/lib/Target/Hexagon/HexagonRegisterInfo.h
index a1a438a0289..8a3f94a3fd1 100644
--- a/lib/Target/Hexagon/HexagonRegisterInfo.h
+++ b/lib/Target/Hexagon/HexagonRegisterInfo.h
@@ -84,11 +84,6 @@ struct HexagonRegisterInfo : public HexagonGenRegisterInfo {
   // Exception handling queries.
   unsigned getEHExceptionRegister() const;
   unsigned getEHHandlerRegister() const;
-  const RegClassWeight &getRegClassWeight(const TargetRegisterClass *RC) const;
-  unsigned getNumRegPressureSets() const;
-  const char *getRegPressureSetName(unsigned Idx) const;
-  unsigned getRegPressureSetLimit(unsigned Idx) const;
-  const int* getRegClassPressureSets(const TargetRegisterClass *RC) const;
 };
 
 } // end namespace llvm
-- 
2.11.0