diff options
-rw-r--r-- | lib/Target/ARM/ARMFastISel.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMFastISel.cpp b/lib/Target/ARM/ARMFastISel.cpp index aad037a..3679b59 100644 --- a/lib/Target/ARM/ARMFastISel.cpp +++ b/lib/Target/ARM/ARMFastISel.cpp @@ -29,11 +29,17 @@ #include "llvm/CodeGen/MachineFrameInfo.h" #include "llvm/CodeGen/MachineRegisterInfo.h" #include "llvm/Support/CallSite.h" +#include "llvm/Support/CommandLine.h" #include "llvm/Support/ErrorHandling.h" #include "llvm/Support/GetElementPtrTypeIterator.h" #include "llvm/Target/TargetOptions.h" using namespace llvm; +static cl::opt<bool> +EnableARMFastISel("arm-fast-isel", + cl::desc("Turn on experimental ARM fast-isel support"), + cl::init(false), cl::Hidden); + namespace { class ARMFastISel : public FastISel { @@ -66,7 +72,7 @@ bool ARMFastISel::TargetSelectInstruction(const Instruction *I) { namespace llvm { llvm::FastISel *ARM::createFastISel(FunctionLoweringInfo &funcInfo) { - // Turn it off for now. It's not quite ready. + if (EnableARMFastISel) return new ARMFastISel(funcInfo); return 0; } } |