#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
+#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/IR/Function.h"
if (STI.is64Bit())
return false;
+ // We can't encode multiple DW_CFA_GNU_args_size in the compact
+ // unwind encoding that Darwin uses.
+ if (STI.isTargetDarwin() && !MF.getMMI().getLandingPads().empty())
+ return false;
+
// You would expect straight-line code between call-frame setup and
// call-frame destroy. You would be wrong. There are circumstances (e.g.
// CMOV_GR8 expansion of a select that feeds a function call!) where we can