From 51cbe13a3ff507a14ab8d27a0505c30b33af7073 Mon Sep 17 00:00:00 2001
From: Davide Italiano <davide@freebsd.org>
Date: Mon, 31 Oct 2016 22:56:56 +0000
Subject: [PATCH] [Hexagon] Garbage collect dead code.

llvm-svn: 285654
---
 llvm/lib/Target/Hexagon/HexagonExpandCondsets.cpp | 17 -----------------
 1 file changed, 17 deletions(-)

diff --git a/llvm/lib/Target/Hexagon/HexagonExpandCondsets.cpp b/llvm/lib/Target/Hexagon/HexagonExpandCondsets.cpp
index baa3b8b..2760e16 100644
--- a/llvm/lib/Target/Hexagon/HexagonExpandCondsets.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonExpandCondsets.cpp
@@ -195,7 +195,6 @@ namespace {
         unsigned DstSR, const MachineOperand &PredOp, bool PredSense,
         bool ReadUndef, bool ImpUse);
     bool split(MachineInstr &MI, std::set<unsigned> &UpdRegs);
-    bool splitInBlock(MachineBasicBlock &B, std::set<unsigned> &UpdRegs);
 
     bool isPredicable(MachineInstr *MI);
     MachineInstr *getReachingDefForPred(RegisterRef RD,
@@ -651,22 +650,6 @@ bool HexagonExpandCondsets::split(MachineInstr &MI,
   return true;
 }
 
-
-/// Split all MUX instructions in the given block into pairs of conditional
-/// transfers.
-bool HexagonExpandCondsets::splitInBlock(MachineBasicBlock &B,
-      std::set<unsigned> &UpdRegs) {
-  bool Changed = false;
-  MachineBasicBlock::iterator I, E, NextI;
-  for (I = B.begin(), E = B.end(); I != E; I = NextI) {
-    NextI = std::next(I);
-    if (isCondset(*I))
-      Changed |= split(*I, UpdRegs);
-  }
-  return Changed;
-}
-
-
 bool HexagonExpandCondsets::isPredicable(MachineInstr *MI) {
   if (HII->isPredicated(*MI) || !HII->isPredicable(*MI))
     return false;
-- 
2.7.4