Remove logical immediate optimization option

Removed the option to enable logical immediate instruction optimization.

Author: AZero13

llvm/lib/Target/ARM/ARMISelLowering.cpp

@@ -143,12 +143,6 @@ static cl::opt<unsigned> ConstpoolPromotionMaxTotal(
     cl::desc("Maximum size of ALL constants to promote into a constant pool"),
     cl::init(128));
 
-static cl::opt<bool>
-    EnableOptimizeLogicalImm("arm-enable-logical-imm", cl::Hidden,
-                             cl::desc("Enable ARM logical imm instruction "
-                                      "optimization"),
-                             cl::init(true));
-
 cl::opt<unsigned>
 MVEMaxSupportedInterleaveFactor("mve-max-interleave-factor", cl::Hidden,
   cl::desc("Maximum interleave factor for MVE VLDn to generate."),
@@ -20130,9 +20124,6 @@ bool ARMTargetLowering::targetShrinkDemandedConstant(
   if (!TLO.LegalOps)
     return false;
 
-  if (!EnableOptimizeLogicalImm)
-    return false;
-
   EVT VT = Op.getValueType();
 
   // Ignore vectors.