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-rw-r--r--lib/Target/Alpha/AlphaInstrInfo.cpp16
1 files changed, 9 insertions, 7 deletions
diff --git a/lib/Target/Alpha/AlphaInstrInfo.cpp b/lib/Target/Alpha/AlphaInstrInfo.cpp
index 04b08b5..2a72d18 100644
--- a/lib/Target/Alpha/AlphaInstrInfo.cpp
+++ b/lib/Target/Alpha/AlphaInstrInfo.cpp
@@ -99,7 +99,7 @@ static bool isAlphaIntCondCode(unsigned Opcode) {
}
}
-void AlphaInstrInfo::InsertBranch(MachineBasicBlock &MBB,MachineBasicBlock *TBB,
+unsigned AlphaInstrInfo::InsertBranch(MachineBasicBlock &MBB,MachineBasicBlock *TBB,
MachineBasicBlock *FBB,
const std::vector<MachineOperand> &Cond)const{
assert(TBB && "InsertBranch must not be told to insert a fallthrough");
@@ -117,7 +117,7 @@ void AlphaInstrInfo::InsertBranch(MachineBasicBlock &MBB,MachineBasicBlock *TBB,
else
BuildMI(&MBB, get(Alpha::COND_BRANCH_F))
.addImm(Cond[0].getImm()).addReg(Cond[1].getReg()).addMBB(TBB);
- return;
+ return 1;
}
// Two-way Conditional Branch.
@@ -128,6 +128,7 @@ void AlphaInstrInfo::InsertBranch(MachineBasicBlock &MBB,MachineBasicBlock *TBB,
BuildMI(&MBB, get(Alpha::COND_BRANCH_F))
.addImm(Cond[0].getImm()).addReg(Cond[1].getReg()).addMBB(TBB);
BuildMI(&MBB, get(Alpha::BR)).addMBB(FBB);
+ return 2;
}
static unsigned AlphaRevCondCode(unsigned Opcode) {
@@ -203,28 +204,29 @@ bool AlphaInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB,MachineBasicBlock *&TB
return true;
}
-void AlphaInstrInfo::RemoveBranch(MachineBasicBlock &MBB) const {
+unsigned AlphaInstrInfo::RemoveBranch(MachineBasicBlock &MBB) const {
MachineBasicBlock::iterator I = MBB.end();
- if (I == MBB.begin()) return;
+ if (I == MBB.begin()) return 0;
--I;
if (I->getOpcode() != Alpha::BR &&
I->getOpcode() != Alpha::COND_BRANCH_I &&
I->getOpcode() != Alpha::COND_BRANCH_F)
- return;
+ return 0;
// Remove the branch.
I->eraseFromParent();
I = MBB.end();
- if (I == MBB.begin()) return;
+ if (I == MBB.begin()) return 1;
--I;
if (I->getOpcode() != Alpha::COND_BRANCH_I &&
I->getOpcode() != Alpha::COND_BRANCH_F)
- return;
+ return 1;
// Remove the branch.
I->eraseFromParent();
+ return 2;
}
void AlphaInstrInfo::insertNoop(MachineBasicBlock &MBB,