diff options
Diffstat (limited to 'engines/gob/parse.h')
| -rw-r--r-- | engines/gob/parse.h | 33 |
1 files changed, 25 insertions, 8 deletions
diff --git a/engines/gob/parse.h b/engines/gob/parse.h index de6eb6b425..e26d2e05cf 100644 --- a/engines/gob/parse.h +++ b/engines/gob/parse.h @@ -122,6 +122,26 @@ public: int32 _resultInt; private: + class Stack { + public: + byte *opers; + int32 *values; + + Stack(size_t size = 20); + ~Stack(); + }; + class StackFrame { + public: + byte *opers; + int32 *values; + int16 pos; + + StackFrame(const Stack &stack); + + void push(int count = 1); + void pop(int count = 1); + }; + enum PointerType { kExecPtr = 0, kInterVar = 1, @@ -137,15 +157,12 @@ private: bool getVarBase(uint32 &varBase, bool mindStop = false, uint16 *size = 0, uint16 *type = 0); - int cmpHelper(byte *operPtr, int32 *valPtr); - - void stackPop(byte *&operPtr, int32 *&valPtr, int16 &stkPos, int count = 1); + int cmpHelper(const StackFrame &stackFrame); + void loadValue(byte operation, uint32 varBase, const StackFrame &stackFrame); - void loadValue(byte operation, uint32 varBase, byte *operPtr, int32 *valPtr); - void simpleArithmetic1(byte *&operPtr, int32 *&valPtr, int16 &stkPos); - void simpleArithmetic2(byte *&operPtr, int32 *&valPtr, int16 &stkPos); - bool complexArithmetic(byte *&operPtr, int32 *&valPtr, int16 &stkPos, - byte *operStack, int32 *values, int16 brackStart); + void simpleArithmetic1(StackFrame &stackFrame); + void simpleArithmetic2(StackFrame &stackFrame); + bool complexArithmetic(Stack &stack, StackFrame &stackFrame, int16 brackStart); void getResult(byte operation, int32 value, byte *type); }; |