From: Anton Korobeynikov Date: Sat, 4 Aug 2012 13:25:58 +0000 (+0000) Subject: Skip impdef regs during eabi save/restore list emission to workaround PR11902 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ad62e92279bc0b14c54db94dd794082c8b8edd9e;p=oota-llvm.git Skip impdef regs during eabi save/restore list emission to workaround PR11902 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161301 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/Target/ARM/ARMAsmPrinter.cpp b/lib/Target/ARM/ARMAsmPrinter.cpp index 9a1ce06f3a3..f93a45d3ada 100644 --- a/lib/Target/ARM/ARMAsmPrinter.cpp +++ b/lib/Target/ARM/ARMAsmPrinter.cpp @@ -1136,8 +1136,14 @@ void ARMAsmPrinter::EmitUnwindingInstruction(const MachineInstr *MI) { assert(SrcReg == ARM::SP && "Only stack pointer as a source reg is supported"); for (unsigned i = StartOp, NumOps = MI->getNumOperands() - NumOffset; - i != NumOps; ++i) - RegList.push_back(MI->getOperand(i).getReg()); + i != NumOps; ++i) { + const MachineOperand &MO = MI->getOperand(i); + // Actually, there should never be any impdef stuff here. Skip it + // temporary to workaround PR11902. + if (MO.isImplicit()) + continue; + RegList.push_back(MO.getReg()); + } break; case ARM::STR_PRE_IMM: case ARM::STR_PRE_REG: