From e6ac7d69d3308d580a87ff3e3645f98e2bc565a5 Mon Sep 17 00:00:00 2001 From: Akira Hatanaka Date: Thu, 13 Sep 2012 17:12:37 +0000 Subject: [PATCH] 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 --- lib/Target/Mips/MipsInstrInfo.cpp | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/lib/Target/Mips/MipsInstrInfo.cpp b/lib/Target/Mips/MipsInstrInfo.cpp index 8ade891ab5e..ca80d43f36f 100644 --- a/lib/Target/Mips/MipsInstrInfo.cpp +++ b/lib/Target/Mips/MipsInstrInfo.cpp @@ -95,6 +95,7 @@ bool MipsInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB, SmallVectorImpl &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); }