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added new function calling module, wow

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--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40745
This commit is contained in:
Borja Ferrer
2007-05-04 21:39:05 +00:00
parent 1205de4e67
commit 1592f77fc3
16 changed files with 2201 additions and 0 deletions
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public/extensions/IBinTools.h
+178
View File
@@ -0,0 +1,178 @@
/**
* vim: set ts=4 :
* ===============================================================
* SourceMod, Copyright (C) 2004-2007 AlliedModders LLC.
* All rights reserved.
* ===============================================================
*
* This file is part of the SourceMod/SourcePawn SDK. This file may only be
* used or modified under the Terms and Conditions of its License Agreement,
* which is found in public/licenses/LICENSE.txt. As of this notice, derivative
* works must be licensed under the GNU General Public License (version 2 or
* greater). A copy of the GPL is included under public/licenses/GPL.txt.
*
* To view the latest information, see: http://www.sourcemod.net/license.php
*
* Version: $Id$
*/
#ifndef _INCLUDE_SMEXT_BINTOOLS_H_
#define _INCLUDE_SMEXT_BINTOOLS_H_
#include <IShareSys.h>
#define SMINTERFACE_BINTOOLS_NAME "IBinTools"
#define SMINTERFACE_BINTOOLS_VERSION 1
/**
* @brief Function calling encoding utilities
* @file IBinTools.h
*/
namespace SourceMod
{
/**
* @brief Supported calling conventions
*/
enum CallConvention
{
CallConv_ThisCall, /**< This call (object pointer required) */
CallConv_Cdecl, /**< Standard C call */
};
/**
* @brief Describes how a parameter should be passed
*/
enum PassType
{
PassType_Basic, /**< Plain old register data (pointers, integers) */
PassType_Float, /**< Floating point data */
PassType_Object, /**< Object or structure */
};
#define PASSFLAG_BYVAL (1<<0) /**< Passing by value */
#define PASSFLAG_BYREF (1<<1) /**< Passing by reference */
#define PASSFLAG_ODTOR (1<<2) /**< Object has a destructor */
#define PASSFLAG_OCTOR (1<<3) /**< Object has a constructor */
#define PASSFLAG_OASSIGNOP (1<<4) /**< Object has an assignment operator */
/**
* @brief Parameter passing information
*/
struct PassInfo
{
PassType type; /**< PassType value */
unsigned int flags; /**< Pass/return flags */
size_t size; /**< Size of the data being passed */
};
/**
* @brief Parameter encoding information
*/
struct PassEncode
{
PassInfo info; /**< Parameter information */
size_t offset; /**< Offset into the virtual stack */
};
/**
* @brief Wraps a C/C++ call.
*/
class ICallWrapper
{
public:
/**
* @brief Returns the calling convention.
*
* @return CallConvention value.
*/
virtual CallConvention GetCallConvention() =0;
/**
* @brief Returns parameter info.
*
* @param num Parameter number to get (starting from 0).
* @return A PassInfo pointer.
*/
virtual const PassEncode *GetParamInfo(unsigned int num) =0;
/**
* @brief Returns return type info.
*
* @return A PassInfo pointer.
*/
virtual const PassInfo *GetReturnInfo() =0;
/**
* @brief Returns the number of parameters.
*/
virtual unsigned int GetParamCount() =0;
/**
* @brief Execute the contained function.
*/
virtual void Execute(void *vParamStack, void *retBuffer) =0;
};
/**
* @brief Binary tools interface.
*/
class IBinTools : public SMInterface
{
public:
virtual const char *GetInterfaceName()
{
return SMINTERFACE_BINTOOLS_NAME;
}
virtual unsigned int GetInterfaceVersion()
{
return SMINTERFACE_BINTOOLS_VERSION;
}
public:
/**
* @brief Creates a call decoder.
*
* Note: CallConv_ThisCall requires an implicit first parameter
* of PassType_Basic / PASSFLAG_BYVAL / sizeof(void *). However,
* this should only be given to the Execute() function, and never
* listed in the paramInfo array.
*
* @param address Address to use as a call.
* @param cv Calling convention.
* @param retInfo Return type information, or NULL for void.
* @param paramInfo Array of parameters.
* @param numParams Number of parameters in the array.
* @return A new ICallWrapper function.
*/
virtual ICallWrapper *CreateCall(void *address,
CallConvention cv,
const PassInfo *retInfo,
const PassInfo paramInfo[],
unsigned int numParams) =0;
/**
* @brief Creates a vtable call decoder.
*
* Note: CallConv_ThisCall requires an implicit first parameter
* of PassType_Basic / PASSFLAG_BYVAL / sizeof(void *). However,
* this should only be given to the Execute() function, and never
* listed in the paramInfo array.
*
* @param vtblIdx Index into the virtual table.
* @param vtblOffs Offset of the virtual table.
* @param thisOffs Offset of the this pointer of the virtual table.
* @param retInfo Return type information, or NULL for void.
* @param paramInfo Array of parameters.
* @param numParams Number of parameters in the array.
* @return A new ICallWrapper function.
*/
virtual ICallWrapper *CreateVCall(unsigned int vtblIdx,
unsigned int vtblOffs,
unsigned int thisOffs,
const PassInfo *retInfo,
const PassInfo paramInfo[],
unsigned int numParams) =0;
};
}
#endif //_INCLUDE_SMEXT_BINTOOLS_H_
public/jit/x86/x86_macros.h
+91
View File
@@ -92,6 +92,8 @@
#define IA32_MOV_RM8_REG 0x88 // encoding is /r
#define IA32_MOV_RM_REG 0x89 // encoding is /r
#define IA32_MOV_REG_MEM 0x8B // encoding is /r
#define IA32_MOV_REG8_RM8 0x8A // encoding is /r
#define IA32_MOV_RM8_REG8 0x88 // encoding is /r
#define IA32_MOV_RM_IMM32 0xC7 // encoding is /0
#define IA32_CMP_RM_IMM32 0x81 // encoding is /7 <imm32>
#define IA32_CMP_RM_IMM8 0x83 // encoding is /7 <imm8>
@@ -149,6 +151,10 @@
#define IA32_POPAD 0x61 // no extra encoding
#define IA32_NOP 0x90 // no extra encoding
#define IA32_INT3 0xCC // no extra encoding
#define IA32_FSTP_MEM32 0xD9 // encoding is /3
#define IA32_FSTP_MEM64 0xDD // encoding is /3
#define IA32_FLD_MEM32 0xD9 // encoding is /0
#define IA32_FLD_MEM64 0xDD // encoding is /0
inline jit_uint8_t ia32_modrm(jit_uint8_t mode, jit_uint8_t reg, jit_uint8_t rm)
{
@@ -629,6 +635,19 @@ inline void IA32_Lea_Reg_DispRegMultImm8(JitWriter *jit,
jit->write_byte(val);
}
inline void IA32_Lea_Reg_DispRegMultImm32(JitWriter *jit,
jit_uint8_t dest,
jit_uint8_t src_base,
jit_uint8_t src_index,
jit_uint8_t scale,
jit_int32_t val)
{
jit->write_ubyte(IA32_LEA_REG_MEM);
jit->write_ubyte(ia32_modrm(MOD_DISP32, dest, REG_SIB));
jit->write_ubyte(ia32_sib(scale, src_index, src_base));
jit->write_int32(val);
}
inline void IA32_Lea_Reg_RegMultImm32(JitWriter *jit,
jit_uint8_t dest,
jit_uint8_t src_index,
@@ -716,6 +735,12 @@ inline void IA32_Mov_Reg_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, j
jit->write_ubyte(ia32_modrm(mode, dest, src));
}
inline void IA32_Mov_Reg8_Rm8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
jit->write_ubyte(IA32_MOV_REG8_RM8);
jit->write_ubyte(ia32_modrm(mode, dest, src));
}
inline void IA32_Mov_Reg_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(IA32_MOV_REG_MEM);
@@ -723,6 +748,13 @@ inline void IA32_Mov_Reg_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t
jit->write_byte(disp);
}
inline void IA32_Mov_Reg8_Rm8_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(IA32_MOV_REG8_RM8);
jit->write_ubyte(ia32_modrm(MOD_DISP8, dest, src));
jit->write_byte(disp);
}
inline void IA32_Mov_Reg_Esp_Disp8(JitWriter *jit, jit_uint8_t dest, jit_int8_t disp)
{
jit->write_ubyte(IA32_MOV_REG_MEM);
@@ -738,6 +770,13 @@ inline void IA32_Mov_Reg_Rm_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t
jit->write_int32(disp);
}
inline void IA32_Mov_Reg8_Rm8_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
jit->write_ubyte(IA32_MOV_REG8_RM8);
jit->write_ubyte(ia32_modrm(MOD_DISP32, dest, src));
jit->write_int32(disp);
}
inline void IA32_Mov_Reg_Rm_Disp_Reg(JitWriter *jit,
jit_uint8_t dest,
jit_uint8_t src_base,
@@ -784,6 +823,12 @@ inline void IA32_Mov_Rm_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, j
jit->write_ubyte(ia32_modrm(mode, src, dest));
}
inline void IA32_Mov_Rm8_Reg8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
jit->write_ubyte(IA32_MOV_RM8_REG8);
jit->write_ubyte(ia32_modrm(mode, src, dest));
}
inline void IA32_Mov_Rm_Reg_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(IA32_MOV_RM_REG);
@@ -890,6 +935,52 @@ inline void IA32_Mov_RmEBP_Imm32_Disp_Reg(JitWriter *jit,
jit->write_int32(val);
}
/**
* Floating Point Instructions
*/
inline void IA32_Fstp_Mem32(JitWriter *jit, jit_uint8_t dest_base, jit_uint8_t dest_index, jit_uint8_t dest_scale)
{
jit->write_ubyte(IA32_FSTP_MEM32);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, 3, REG_SIB));
jit->write_ubyte(ia32_sib(dest_scale, dest_index, dest_base));
}
inline void IA32_Fstp_Mem64(JitWriter *jit, jit_uint8_t dest_base, jit_uint8_t dest_index, jit_uint8_t dest_scale)
{
jit->write_ubyte(IA32_FSTP_MEM64);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, 3, REG_SIB));
jit->write_ubyte(ia32_sib(dest_scale, dest_index, dest_base));
}
inline void IA32_Fld_Mem32_Disp8(JitWriter *jit, jit_uint8_t dest, jit_int8_t val)
{
jit->write_ubyte(IA32_FLD_MEM32);
jit->write_ubyte(ia32_modrm(MOD_DISP8, 0, dest));
jit->write_byte(val);
}
inline void IA32_Fld_Mem64_Disp8(JitWriter *jit, jit_uint8_t dest, jit_int8_t val)
{
jit->write_ubyte(IA32_FLD_MEM64);
jit->write_ubyte(ia32_modrm(MOD_DISP8, 0, dest));
jit->write_byte(val);
}
inline void IA32_Fld_Mem32_Disp32(JitWriter *jit, jit_uint8_t dest, jit_int32_t val)
{
jit->write_ubyte(IA32_FLD_MEM32);
jit->write_ubyte(ia32_modrm(MOD_DISP32, 0, dest));
jit->write_int32(val);
}
inline void IA32_Fld_Mem64_Disp32(JitWriter *jit, jit_uint8_t dest, jit_int32_t val)
{
jit->write_ubyte(IA32_FLD_MEM64);
jit->write_ubyte(ia32_modrm(MOD_DISP32, 0, dest));
jit->write_int32(val);
}
/**
* Branching/Jumping
*/