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Add declarations for insertGoto and reverseBranchCondition.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15358 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alkis Evlogimenos 2004-07-31 08:52:30 +00:00
parent 0f6eab32d0
commit 905f7af59c
1 changed files with 15 additions and 1 deletions
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16
include/llvm/Target/TargetInstrInfo.h
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@ -14,6 +14,7 @@
#ifndef LLVM_TARGET_TARGETINSTRINFO_H
#define LLVM_TARGET_TARGETINSTRINFO_H
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "Support/DataTypes.h"
#include <vector>
#include <cassert>
@ -156,8 +157,21 @@ public:
return false;
}
//
// Insert a goto (unconditional branch) sequence to MBB, right
// before MBBI
virtual void insertGoto(const MachineBasicBlock& MBB,
const MachineBasicBlock::iterator MBBI) const {
assert(0 && "Target didn't implement insertGoto!");
}
//
// Reverses the branch condition of the MachineInstr pointed by
// MI. The instruction is replaced and the new MI is returned.
virtual MachineBasicBlock::iterator
reverseBranchCondition(const MachineBasicBlock::iterator MI) const {
assert(0 && "Target didn't implement reverseBranchCondition!");
}
//-------------------------------------------------------------------------
// Code generation support for creating individual machine instructions