Change flag from Enable to Disable since we're enabled by default.

Also don't use fast-isel on non-darwin since it's untested.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116217 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2010-10-11 20:05:22 +00:00
parent bbb9ea7b70
commit feadddd6b6

View File

@ -46,9 +46,9 @@
using namespace llvm;
static cl::opt<bool>
EnableARMFastISel("arm-fast-isel",
cl::desc("Turn on experimental ARM fast-isel support"),
cl::init(true), cl::Hidden);
DisableARMFastISel("disable-arm-fast-isel",
cl::desc("Turn on experimental ARM fast-isel support"),
cl::init(false), cl::Hidden);
namespace {
@ -1555,7 +1555,11 @@ bool ARMFastISel::TargetSelectInstruction(const Instruction *I) {
namespace llvm {
llvm::FastISel *ARM::createFastISel(FunctionLoweringInfo &funcInfo) {
if (EnableARMFastISel) return new ARMFastISel(funcInfo);
// Completely untested on non-darwin.
const TargetMachine &TM = funcInfo.MF->getTarget();
const ARMSubtarget *Subtarget = &TM.getSubtarget<ARMSubtarget>();
if (Subtarget->isTargetDarwin() && !DisableARMFastISel)
return new ARMFastISel(funcInfo);
return 0;
}
}