diff options
| -rw-r--r-- | lib/Target/SparcV9/SparcV9InstrSelection.cpp | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/lib/Target/SparcV9/SparcV9InstrSelection.cpp b/lib/Target/SparcV9/SparcV9InstrSelection.cpp index ee24333..b5a6fe0 100644 --- a/lib/Target/SparcV9/SparcV9InstrSelection.cpp +++ b/lib/Target/SparcV9/SparcV9InstrSelection.cpp @@ -1446,8 +1446,28 @@ bool CodeGenIntrinsic(LLVMIntrinsic::ID iid, CallInst &callInstr, case LLVMIntrinsic::longjmp: { // call abort() Module* M = callInstr.getParent()->getParent()->getParent(); - Function *F = M->getNamedFunction("abort"); - mvec.push_back(BuildMI(V9::CALL, 1).addReg(F)); + const FunctionType *voidvoidFuncTy = + FunctionType::get(Type::VoidTy, std::vector<const Type*>(), false); + Function *F = M->getOrInsertFunction("abort", voidvoidFuncTy); + assert(F && "Unable to get or create `abort' function declaration"); + + // Create hidden virtual register for return address with type void* + TmpInstruction* retAddrReg = + new TmpInstruction(MachineCodeForInstruction::get(&callInstr), + PointerType::get(Type::VoidTy), &callInstr); + + // Use a descriptor to pass information about call arguments + // to the register allocator. This descriptor will be "owned" + // and freed automatically when the MachineCodeForInstruction + // object for the callInstr goes away. + CallArgsDescriptor* argDesc = + new CallArgsDescriptor(&callInstr, retAddrReg, false, false); + + MachineInstr* callMI = BuildMI(V9::CALL, 1).addPCDisp(F); + callMI->addImplicitRef(retAddrReg, /*isDef*/ true); + + mvec.push_back(callMI); + mvec.push_back(BuildMI(V9::NOP, 0)); return true; } |