diff options
-rw-r--r-- | lib/Target/ARM/ARMISelLowering.cpp | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp index 6a2c6bb..12f1839 100644 --- a/lib/Target/ARM/ARMISelLowering.cpp +++ b/lib/Target/ARM/ARMISelLowering.cpp @@ -37,14 +37,20 @@ #include "llvm/CodeGen/MachineRegisterInfo.h" #include "llvm/CodeGen/PseudoSourceValue.h" #include "llvm/CodeGen/SelectionDAG.h" +#include "llvm/MC/MCSectionMachO.h" #include "llvm/Target/TargetOptions.h" #include "llvm/ADT/VectorExtras.h" #include "llvm/Support/CommandLine.h" +#include "llvm/Support/Dwarf.h" #include "llvm/Support/ErrorHandling.h" #include "llvm/Support/MathExtras.h" #include "llvm/Support/raw_ostream.h" #include <sstream> using namespace llvm; +using namespace dwarf; + +static cl::opt<bool> EnableARMEHTest("enable-arm-eh-test", cl::Hidden, + cl::desc("Enable ARM EH Test")); static bool CC_ARM_APCS_Custom_f64(unsigned &ValNo, EVT &ValVT, EVT &LocVT, CCValAssign::LocInfo &LocInfo, @@ -128,9 +134,33 @@ void ARMTargetLowering::addQRTypeForNEON(EVT VT) { addTypeForNEON(VT, MVT::v2f64, MVT::v4i32); } +namespace llvm { + + // FIXME: This is a test of <rdar://problem/6804645>. + class ARMMachOTargetObjectFile : public TargetLoweringObjectFileMachO { + public: + virtual void Initialize(MCContext &Ctx, const TargetMachine &TM) { + TargetLoweringObjectFileMachO::Initialize(Ctx, TM); + + // Exception Handling. + LSDASection = getMachOSection("__TEXT", "__gcc_except_tab", 0, + SectionKind::getReadOnlyWithRel()); + } + + virtual unsigned getTTypeEncoding() const { + return DW_EH_PE_indirect | DW_EH_PE_pcrel | DW_EH_PE_sdata4; + } + }; + +} + static TargetLoweringObjectFile *createTLOF(TargetMachine &TM) { if (TM.getSubtarget<ARMSubtarget>().isTargetDarwin()) - return new TargetLoweringObjectFileMachO(); + if (EnableARMEHTest) + return new ARMMachOTargetObjectFile(); + else + return new TargetLoweringObjectFileMachO(); + return new ARMElfTargetObjectFile(); } |