amxmodx/compiler/scasm/amx_compiler.h

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/* AMX Assembler
* Copyright (C)2004 David "BAILOPAN" Anderson
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*
* Version: $Id$
*/
#ifndef _INCLUDE_AMXCOMPILER_H
#define _INCLUDE_AMXCOMPILER_H
#define CHK_PARAMS(d) \
if (paramList.size() > d) \
{ \
CError->ErrorMsg(Warning_Param_Count, paramList.size(), d); \
} else if (paramList.size() < d) { \
CError->ErrorMsg(Err_Param_Count, paramList.size(), d); \
delete ASM; \
ASM = 0; \
}
#define PUSH_PARAM(n,sym) \
if (paramList.size() >= n) \
{ \
ASM->params.push_back(Eval(*(paramList[n-1]), sym)); \
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lastCip+=cellsize; \
}
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class rpn
{
public:
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~rpn();
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//TODO: use linked lists, but not std::list
std::vector<char> ops;
std::vector<CExpr> vals;
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};
class Compiler
{
public:
Compiler();
~Compiler();
Compiler(std::string &f);
void Load(std::string &f);
bool Parse();
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bool Compile(std::string &out);
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int CurLine() { return curLine; }
ErrorMngr *ErrorHandler() { return CError; }
void PrintCodeList();
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public:
int FindArguments(std::string &text, std::vector<std::string*> &List, int &end, bool simple = false);
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void Clear();
int CipCount();
int CurCip() { return lastCip; }
Asm *CurAsm() { return curAsm; }
bool SetDebug();
bool SetPack();
bool SetDOpt();
int DerefSymbol(std::string &str, SymbolType sym = Sym_None);
bool IsSymbol(std::string &str);
private:
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void ProcessDirective(std::string &text);
void Init();
void InitOpcodes();
int Eval(std::string &str, SymbolType sym = Sym_None);
CExpr EvalE(std::string &str, SymbolType sym = Sym_None);
CExpr EvalRpn(rpn *r, SymbolType sym);
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OpToken OperToken(char c);
char OperChar(OpToken c);
void WriteCell(FILE *fp, ucell *c, int repeat);
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private:
std::vector<Asm *> CodeList;
std::map<std::string,int> OpCodes;
std::stack<std::string> LabelStack;
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char *Output;
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ErrorMngr *CError;
SymbolList *CSymbols;
DefineMngr *CDefines;
MacroList *CMacros;
DataMngr *DAT;
ProcMngr *PROC;
LabelMngr *CLabels;
NativeMngr *CNatives;
std::string filename;
int curLine;
int lastCip;
int cellsize;
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int stacksize;
bool debug;
bool pack;
bool dopt;
int bitsOut;
Asm *curAsm;
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};
#endif //_INCLUDE_AMXCOMPILER_H