Remove the target hook TargetInstrInfo::BlockHasNoFallThrough in favor of

MachineBasicBlock::canFallThrough(), which is target-independent and more
thorough.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90634 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 0 insertions, 22 deletions

diff --git a/lib/Target/XCore/XCoreInstrInfo.cpp b/lib/Target/XCore/XCoreInstrInfo.cpp
index e616fe68e2..5a548449d8 100644
--- a/lib/Target/XCore/XCoreInstrInfo.cpp
+++ b/lib/Target/XCore/XCoreInstrInfo.cpp
@@ -453,26 +453,6 @@ bool XCoreInstrInfo::restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
   return true;
 }
 
-/// BlockHasNoFallThrough - Analyse if MachineBasicBlock does not
-/// fall-through into its successor block.
-bool XCoreInstrInfo::
-BlockHasNoFallThrough(const MachineBasicBlock &MBB) const 
-{
-  if (MBB.empty()) return false;
-  
-  switch (MBB.back().getOpcode()) {
-  case XCore::RETSP_u6:     // Return.
-  case XCore::RETSP_lu6:
-  case XCore::BAU_1r:       // Indirect branch.
-  case XCore::BRFU_u6:      // Uncond branch.
-  case XCore::BRFU_lu6:
-  case XCore::BRBU_u6:
-  case XCore::BRBU_lu6:
-    return true;
-  default: return false;
-  }
-}
-
 /// ReverseBranchCondition - Return the inverse opcode of the 
 /// specified Branch instruction.
 bool XCoreInstrInfo::
diff --git a/lib/Target/XCore/XCoreInstrInfo.h b/lib/Target/XCore/XCoreInstrInfo.h
index 24230ac46a..3e0a7651d0 100644
--- a/lib/Target/XCore/XCoreInstrInfo.h
+++ b/lib/Target/XCore/XCoreInstrInfo.h
@@ -87,8 +87,6 @@ public:
                                          MachineBasicBlock::iterator MI,
                                const std::vector<CalleeSavedInfo> &CSI) const;
 
-  virtual bool BlockHasNoFallThrough(const MachineBasicBlock &MBB) const;
-
   virtual bool ReverseBranchCondition(
                             SmallVectorImpl<MachineOperand> &Cond) const;
 };