x87 small cleanups; NFC

FEXCore/Source/Interface/Core/OpcodeDispatcher/X87.cpp

@@ -150,8 +150,6 @@ void OpDispatchBuilder::FSTToStack(OpcodeArgs) {
 // Store integer to memory (possibly with truncation)
 void OpDispatchBuilder::FIST(OpcodeArgs, bool Truncate) {
   auto Size = GetSrcSize(Op);
-  // FIXME(pmatos): is there any advantage of using STORESTACKMEMORY here?
-  // Do we need STORESTACKMEMORY at all?
   Ref Data = _ReadStackValue(0);
   Data = _F80CVTInt(Size, Data, Truncate);
 

FEXCore/Source/Interface/Core/OpcodeDispatcher/X87F64.cpp

@@ -22,26 +22,6 @@ class OrderedNode;
 
 #define OpcodeArgs [[maybe_unused]] FEXCore::X86Tables::DecodedOp Op
 
-// Functions in X87.cpp (no change required)
-// GetX87Top
-// SetX87ValidTag
-// GetX87ValidTag
-// GetX87Tag (will need changing once special tag handling is implemented)
-// SetX87FTW
-// GetX87FTW (will need changing once special tag handling is implemented)
-// SetX87Top
-// X87ModifySTP
-// EMMS
-// FFREE
-// FNSTENV
-// FSTCW
-// LDSW
-// FNSTSW
-// FXCH
-// FCMOV
-// FST(register to register)
-// FCHS
-
 void OpDispatchBuilder::FNINITF64(OpcodeArgs) {
   // Init host rounding mode to zero
   auto Zero = _Constant(0);

FEXCore/Source/Interface/IR/Passes/x87StackOptimizationPass.cpp

@@ -644,7 +644,6 @@ void X87StackOptimization::Run(IREmitter* Emit) {
 
       case OP_F80SINSTACK: {
         HandleUnop(OP_F64SIN, false, OP_F80SIN);
-
         break;
       }