lscript_bytecode.h

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#ifndef LL_LSCRIPT_BYTECODE_H
#define LL_LSCRIPT_BYTECODE_H

#include "lscript_byteconvert.h"
#include "lscript_scope.h"

class LLScriptJumpTable
{
public:
        LLScriptJumpTable();
        ~LLScriptJumpTable();

        void addLabel(char *name, S32 offset);
        void addJump(char *name, S32 offset);

        LLMap<char *, S32 *> mLabelMap;
        LLMap<char *, S32 *> mJumpMap;
};

class LLScriptByteCodeChunk
{
public:
        LLScriptByteCodeChunk(BOOL b_need_jumps);
        ~LLScriptByteCodeChunk();

        void addByte(U8 byte);
        void addU16(U16 data);
        void addBytes(U8 *bytes, S32 size);
        void addBytes(char *bytes, S32 size);
        void addBytes(S32 size);
        void addBytesDontInc(S32 size);
        void addInteger(S32 value);
        void addFloat(F32 value);
        void addLabel(char *name);
        void addJump(char *name);
        void connectJumps();

        U8                                      *mCodeChunk;
        S32                                     mCurrentOffset;
        LLScriptJumpTable       *mJumpTable;
};

class LLScriptScriptCodeChunk
{
public:
        LLScriptScriptCodeChunk(S32 total_size);
        ~LLScriptScriptCodeChunk();

        void build(FILE *efp, FILE *bcfp);

        LLScriptByteCodeChunk                           *mRegisters;    
        LLScriptByteCodeChunk                           *mGlobalVariables;      
        LLScriptByteCodeChunk                           *mGlobalFunctions;
        LLScriptByteCodeChunk                           *mStates;
        LLScriptByteCodeChunk                           *mHeap;
        S32                                                                     mTotalSize;
        U8                                                                      *mCompleteCode;
};

extern LLScriptScriptCodeChunk  *gScriptCodeChunk;

#endif

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