diff options
Diffstat (limited to 'lib/Target/MSP430/MSP430InstrInfo.cpp')
| -rw-r--r-- | lib/Target/MSP430/MSP430InstrInfo.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/Target/MSP430/MSP430InstrInfo.cpp b/lib/Target/MSP430/MSP430InstrInfo.cpp index 03819041067c6..2b09b3d5268d4 100644 --- a/lib/Target/MSP430/MSP430InstrInfo.cpp +++ b/lib/Target/MSP430/MSP430InstrInfo.cpp @@ -176,7 +176,9 @@ unsigned MSP430InstrInfo::RemoveBranch(MachineBasicBlock &MBB) const { if (I->isDebugValue()) continue; if (I->getOpcode() != MSP430::JMP && - I->getOpcode() != MSP430::JCC) + I->getOpcode() != MSP430::JCC && + I->getOpcode() != MSP430::Br && + I->getOpcode() != MSP430::Bm) break; // Remove the branch. I->eraseFromParent(); @@ -256,6 +258,11 @@ bool MSP430InstrInfo::AnalyzeBranch(MachineBasicBlock &MBB, if (!I->getDesc().isBranch()) return true; + // Cannot handle indirect branches. + if (I->getOpcode() == MSP430::Br || + I->getOpcode() == MSP430::Bm) + return true; + // Handle unconditional branches. if (I->getOpcode() == MSP430::JMP) { if (!AllowModify) { @@ -365,6 +372,7 @@ unsigned MSP430InstrInfo::GetInstSizeInBytes(const MachineInstr *MI) const { case TargetOpcode::EH_LABEL: case TargetOpcode::IMPLICIT_DEF: case TargetOpcode::KILL: + case TargetOpcode::DBG_VALUE: return 0; case TargetOpcode::INLINEASM: { const MachineFunction *MF = MI->getParent()->getParent(); |