diff options
| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-09-13 17:12:37 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-09-13 17:12:37 +0000 |
| commit | e6ac7d69d3308d580a87ff3e3645f98e2bc565a5 (patch) | |
| tree | f10f472bbd772cbf24b7cc443fd1ad96770229b6 /lib/Target/Mips/MipsInstrInfo.cpp | |
| parent | 0767dc546ec94f46b5c4292645dbf096fe3100cf (diff) | |
mips16: When copying operands in a conditional branch instruction, allow for
immediate operands to be copied.
Patch by Reed Kotler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163811 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsInstrInfo.cpp')
| -rw-r--r-- | lib/Target/Mips/MipsInstrInfo.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/Target/Mips/MipsInstrInfo.cpp b/lib/Target/Mips/MipsInstrInfo.cpp index 8ade891ab5..ca80d43f36 100644 --- a/lib/Target/Mips/MipsInstrInfo.cpp +++ b/lib/Target/Mips/MipsInstrInfo.cpp @@ -95,6 +95,7 @@ bool MipsInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB, SmallVectorImpl<MachineOperand> &Cond, bool AllowModify) const { + MachineBasicBlock::reverse_iterator I = MBB.rbegin(), REnd = MBB.rend(); // Skip all the debug instructions. @@ -177,9 +178,14 @@ void MipsInstrInfo::BuildCondBr(MachineBasicBlock &MBB, const MCInstrDesc &MCID = get(Opc); MachineInstrBuilder MIB = BuildMI(&MBB, DL, MCID); - for (unsigned i = 1; i < Cond.size(); ++i) - MIB.addReg(Cond[i].getReg()); - + for (unsigned i = 1; i < Cond.size(); ++i) { + if (Cond[i].isReg()) + MIB.addReg(Cond[i].getReg()); + else if (Cond[i].isImm()) + MIB.addImm(Cond[i].getImm()); + else + assert(true && "Cannot copy operand"); + } MIB.addMBB(TBB); } |