--HG-- extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%401015
		
			
				
	
	
		
			118 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/**
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 * vim: set ts=4 :
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 * ================================================================
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 * SourcePawn (C)2004-2007 AlliedModders LLC.  All rights reserved.
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 * ================================================================
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 *
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 * This file is not open source and may not be copied without explicit
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 * written permission of AlliedModders LLC.  This file may not be redistributed 
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 * in whole or significant part.
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 * For information, see LICENSE.txt or http://www.sourcemod.net/license.php
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 *
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 * Version: $Id$
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 */
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#ifndef _INCLUDE_SOURCEPAWN_JIT_HELPERS_H_
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#define _INCLUDE_SOURCEPAWN_JIT_HELPERS_H_
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#include <sp_vm_types.h>
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#include <sp_vm_api.h>
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#if defined HAVE_STDINT_H && !defined WIN32
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#include <stdint.h>
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typedef int8_t jit_int8_t;
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typedef uint8_t jit_uint8_t;
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typedef int32_t jit_int32_t;
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typedef uint32_t jit_uint32_t;
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typedef int64_t jit_int64_t;
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typedef uint64_t jit_uint64_t;
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#elif defined WIN32
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typedef __int8 jit_int8_t;
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typedef unsigned __int8 jit_uint8_t;
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typedef __int32 jit_int32_t;
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typedef unsigned __int32 jit_uint32_t;
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typedef __int64 jit_int64_t;
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typedef unsigned __int64 jit_uint64_t;
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#endif
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typedef char * jitcode_t;
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typedef unsigned int jitoffs_t;
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typedef signed int jitrel_t;
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class JitWriter
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{
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public:
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	inline cell_t read_cell()
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	{
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		cell_t val = *(inptr);
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		inptr++;
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		return val;
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	}
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	inline cell_t *read_cellptr()
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	{
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		cell_t *val = *(cell_t **)(inptr);
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		inptr++;
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		return val;
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	}
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	inline void write_ubyte(jit_uint8_t c)
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	{
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		if (outbase)
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		{
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			*outptr = c;
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		}
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		outptr++;
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	}
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	inline void write_ushort(unsigned short c)
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	{
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		if (outbase)
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		{
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			*(unsigned short *)outptr = c;
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		}
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		outptr += sizeof(unsigned short);
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	}
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	inline void write_byte(jit_int8_t c)
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	{
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		if (outbase)
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		{
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			*outptr = c;
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		}
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		outptr++;
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	}
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	inline void write_int32(jit_int32_t c)
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	{
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		if (outbase)
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		{
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			*(jit_int32_t *)outptr = c;
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		}
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		outptr += sizeof(jit_int32_t);
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	}
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	inline void write_uint32(jit_uint32_t c)
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	{
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		if (outbase)
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		{
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			*(jit_uint32_t *)outptr = c;
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		}
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		outptr += sizeof(jit_uint32_t);
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	}
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	inline jitoffs_t get_outputpos()
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	{
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		return (outptr - outbase);
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	}
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	inline void set_outputpos(jitoffs_t offs)
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	{
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		outptr = outbase + offs;
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	}
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	inline jitoffs_t get_inputpos()
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	{
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		return (jitoffs_t)((char *)inptr - (char *)inbase);
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	}
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public:
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	cell_t *inptr;		/* input pointer */
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	cell_t *inbase;		/* input base */
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	jitcode_t outbase;	/* output pointer */
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	jitcode_t outptr;	/* output base */
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	SourcePawn::ICompilation *data;	/* compiler live info */
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};
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#endif //_INCLUDE_SOURCEPAWN_JIT_HELPERS_H_
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