cl::desc("Disable Stack Slot Coloring"));
static cl::opt<bool> DisableMachineDCE("disable-machine-dce", cl::Hidden,
cl::desc("Disable Machine Dead Code Elimination"));
-static cl::opt<bool> EnableEarlyIfConversion("enable-early-ifcvt", cl::Hidden,
- cl::desc("Enable Early If-conversion"));
+static cl::opt<bool> DisableEarlyIfConversion("disable-early-ifcvt", cl::Hidden,
+ cl::desc("Disable Early If-conversion"));
static cl::opt<bool> DisableMachineLICM("disable-machine-licm", cl::Hidden,
cl::desc("Disable Machine LICM"));
static cl::opt<bool> DisableMachineCSE("disable-machine-cse", cl::Hidden,
return applyDisable(TargetID, DisableMachineDCE);
if (StandardID == &EarlyIfConverterID)
- return applyDisable(TargetID, !EnableEarlyIfConversion);
+ return applyDisable(TargetID, DisableEarlyIfConversion);
if (StandardID == &MachineLICMID)
return applyDisable(TargetID, DisableMachineLICM);
cl::desc("Minimize AVX to SSE transition penalty"),
cl::init(true));
+// Temporary option to control early if-conversion for x86 while adding machine
+// models.
+static cl::opt<bool>
+X86EarlyIfConv("x86-early-ifcvt",
+ cl::desc("Enable early if-conversion on X86"));
+
//===----------------------------------------------------------------------===//
// Pass Pipeline Configuration
//===----------------------------------------------------------------------===//
TargetPassConfig *X86TargetMachine::createPassConfig(PassManagerBase &PM) {
X86PassConfig *PC = new X86PassConfig(this, PM);
- if (Subtarget.hasCMov())
+ if (X86EarlyIfConv && Subtarget.hasCMov())
PC->enablePass(&EarlyIfConverterID);
return PC;