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Make arm fast-isel possible to enable via command line.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111219 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2010-08-17 00:46:57 +00:00
parent 172d7d6a12
commit 038fea5e30
1 changed files with 7 additions and 1 deletions
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8
lib/Target/ARM/ARMFastISel.cpp
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@ -29,11 +29,17 @@
#include "llvm/CodeGen/MachineFrameInfo.h" #include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h" #include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/Support/CallSite.h" #include "llvm/Support/CallSite.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h" #include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/GetElementPtrTypeIterator.h" #include "llvm/Support/GetElementPtrTypeIterator.h"
#include "llvm/Target/TargetOptions.h" #include "llvm/Target/TargetOptions.h"
using namespace llvm; 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 { namespace {
class ARMFastISel : public FastISel { class ARMFastISel : public FastISel {
@ -66,7 +72,7 @@ bool ARMFastISel::TargetSelectInstruction(const Instruction *I) {
namespace llvm { namespace llvm {
llvm::FastISel *ARM::createFastISel(FunctionLoweringInfo &funcInfo) { llvm::FastISel *ARM::createFastISel(FunctionLoweringInfo &funcInfo) {
// Turn it off for now. It's not quite ready. if (EnableARMFastISel) return new ARMFastISel(funcInfo);
return 0; return 0;
} }
} }