414 lines
8.4 KiB
C
414 lines
8.4 KiB
C
/***
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*setjmp.h - definitions/declarations for setjmp/longjmp routines
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*
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* Copyright (c) 1985-2001, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* This file defines the machine-dependent buffer used by
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* setjmp/longjmp to save and restore the program state, and
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* declarations for those routines.
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* [ANSI/System V]
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*
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* [Public]
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*
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****/
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#if _MSC_VER > 1000
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#pragma once
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#endif
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#ifndef _INC_SETJMP
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#define _INC_SETJMP
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#if !defined(_WIN32)
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#error ERROR: Only Win32 target supported!
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#endif
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#ifdef _MSC_VER
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/*
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* Currently, all MS C compilers for Win32 platforms default to 8 byte
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* alignment.
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*/
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#pragma pack(push,8)
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#endif /* _MSC_VER */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Define _CRTIMP */
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#ifndef _CRTIMP
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#ifdef _DLL
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#define _CRTIMP __declspec(dllimport)
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#else /* ndef _DLL */
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#define _CRTIMP
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#endif /* _DLL */
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#endif /* _CRTIMP */
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/* Define __cdecl for non-Microsoft compilers */
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#if ( !defined(_MSC_VER) && !defined(__cdecl) )
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#define __cdecl
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#endif
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/*
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* Definitions specific to particular setjmp implementations.
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*/
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#if defined(_M_IX86)
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/*
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* MS compiler for x86
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*/
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#ifndef _INC_SETJMPEX
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#define setjmp _setjmp
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#endif
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#define _JBLEN 16
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#define _JBTYPE int
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/*
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* Define jump buffer layout for x86 setjmp/longjmp.
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*/
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typedef struct __JUMP_BUFFER {
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unsigned long Ebp;
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unsigned long Ebx;
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unsigned long Edi;
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unsigned long Esi;
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unsigned long Esp;
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unsigned long Eip;
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unsigned long Registration;
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unsigned long TryLevel;
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unsigned long Cookie;
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unsigned long UnwindFunc;
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unsigned long UnwindData[6];
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} _JUMP_BUFFER;
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#elif defined(_M_MRX000)
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#ifndef _INC_SETJMPEX
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#if _MSC_VER >= 1100
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#define _setjmp _setjmpVfp
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#endif
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#define setjmp _setjmp
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#endif
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/*
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* All MIPS implementations need _JBLEN of 16
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*/
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#define _JBLEN 16
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#define _JBTYPE double
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/*
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* Define jump buffer layout for MIPS setjmp/longjmp.
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*/
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typedef struct __JUMP_BUFFER {
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unsigned long FltF20;
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unsigned long FltF21;
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unsigned long FltF22;
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unsigned long FltF23;
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unsigned long FltF24;
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unsigned long FltF25;
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unsigned long FltF26;
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unsigned long FltF27;
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unsigned long FltF28;
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unsigned long FltF29;
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unsigned long FltF30;
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unsigned long FltF31;
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unsigned long IntS0;
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unsigned long IntS1;
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unsigned long IntS2;
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unsigned long IntS3;
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unsigned long IntS4;
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unsigned long IntS5;
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unsigned long IntS6;
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unsigned long IntS7;
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unsigned long IntS8;
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unsigned long IntSp;
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unsigned long Type;
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unsigned long Fir;
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} _JUMP_BUFFER;
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#elif defined(_M_ALPHA)
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/*
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* The Alpha C8/GEM C compiler uses an intrinsic _setjmp.
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* The Alpha acc compiler implements setjmp as a function.
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*/
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#ifdef _MSC_VER
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#ifndef _INC_SETJMPEX
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#define setjmp _setjmpex /* Alpha should always use setjmp as _setjmpex */
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#endif
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#endif
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/*
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* Alpha implementations use a _JBLEN of 24 quadwords.
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* A double is used only to obtain quadword size and alignment.
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*/
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#define _JBLEN 24
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#define _JBTYPE double
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/*
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* Define jump buffer layout for Alpha setjmp/longjmp.
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* A double is used only to obtain quadword size and alignment.
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*/
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typedef struct __JUMP_BUFFER {
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#ifdef _M_ALPHA64
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#define _JBFILL 3
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unsigned __int64 Fp;
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unsigned __int64 Pc;
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unsigned __int64 Seb;
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unsigned long Type;
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unsigned long Type_Fill;
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#else
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#define _JBFILL 5
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unsigned long Fp;
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unsigned long Pc;
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unsigned long Seb;
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unsigned long Type;
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#endif
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double FltF2;
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double FltF3;
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double FltF4;
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double FltF5;
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double FltF6;
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double FltF7;
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double FltF8;
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double FltF9;
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double IntS0;
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double IntS1;
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double IntS2;
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double IntS3;
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double IntS4;
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double IntS5;
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double IntS6;
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double IntSp;
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double Fir;
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double Fill[_JBFILL];
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} _JUMP_BUFFER;
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#undef _JBFILL
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#elif defined(_M_PPC)
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/*
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* The Microsoft VC++ V4.0 compiler uses an intrinsic _setjmp.
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* The Motorola C8.5 compiler implements setjmp as a function.
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*/
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#if _MSC_VER > 850
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#ifndef _INC_SETJMPEX
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#undef _setjmp
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#define setjmp _setjmp
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#endif
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#endif
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/*
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* Min length is 240 bytes; round to 256 bytes.
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* Since this is allocated as an array of "double", the
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* number of entries required is 32.
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*
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* All PPC implementations need _JBLEN of 32
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*/
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#define _JBLEN 32
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#define _JBTYPE double
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/*
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* Define jump buffer layout for PowerPC setjmp/longjmp.
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*/
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typedef struct __JUMP_BUFFER {
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double Fpr14;
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double Fpr15;
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double Fpr16;
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double Fpr17;
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double Fpr18;
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double Fpr19;
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double Fpr20;
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double Fpr21;
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double Fpr22;
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double Fpr23;
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double Fpr24;
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double Fpr25;
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double Fpr26;
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double Fpr27;
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double Fpr28;
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double Fpr29;
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double Fpr30;
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double Fpr31;
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unsigned long Gpr1;
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unsigned long Gpr2;
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unsigned long Gpr13;
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unsigned long Gpr14;
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unsigned long Gpr15;
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unsigned long Gpr16;
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unsigned long Gpr17;
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unsigned long Gpr18;
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unsigned long Gpr19;
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unsigned long Gpr20;
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unsigned long Gpr21;
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unsigned long Gpr22;
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unsigned long Gpr23;
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unsigned long Gpr24;
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unsigned long Gpr25;
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unsigned long Gpr26;
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unsigned long Gpr27;
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unsigned long Gpr28;
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unsigned long Gpr29;
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unsigned long Gpr30;
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unsigned long Gpr31;
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unsigned long Cr;
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unsigned long Iar;
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unsigned long Type;
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} _JUMP_BUFFER;
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#elif defined(_M_IA64)
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/*
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* Minimum length is 528 bytes
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* Since this is allocated as an array of "SETJMP_FLOAT128", the
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* number of entries required is 33 (16-byte aligned).
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*/
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// Avoid conflicts with winnt.h FLOAT128 by giving the typedef another name.
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typedef __declspec(align(16)) struct _SETJMP_FLOAT128 {
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__int64 LowPart;
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__int64 HighPart;
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} SETJMP_FLOAT128;
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#define _JBLEN 33
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typedef SETJMP_FLOAT128 _JBTYPE;
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#ifndef _INC_SETJMPEX
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#define setjmp _setjmp
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#endif
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/*
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* Define jump buffer layout for IA64 setjmp/longjmp.
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*/
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typedef struct __JUMP_BUFFER {
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unsigned long iAReserved[6];
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//
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// x86 C9.0 compatibility
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//
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unsigned long Registration; // point to the UnwindData field.
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unsigned long TryLevel; // ignored by setjmp
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unsigned long Cookie; // set to "VC20" by setjmp
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unsigned long UnwindFunc; // set to EM longjmp() by setjmp
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//
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// First dword is zero to indicate it's an exception registration
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// record prepared by EM setjmp function.
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// Second dword is set to 0 for unsafe EM setjmp, and 1 for safe
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// EM setjmp.
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// Third dword is set to the setjmp site memory stack frame pointer.
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// Fourth dword is set to the setjmp site backing store frame pointer.
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//
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unsigned long UnwindData[6];
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//
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// floating point status register,
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// and preserved floating point registers fs0 - fs19
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//
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SETJMP_FLOAT128 FltS0;
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SETJMP_FLOAT128 FltS1;
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SETJMP_FLOAT128 FltS2;
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SETJMP_FLOAT128 FltS3;
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SETJMP_FLOAT128 FltS4;
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SETJMP_FLOAT128 FltS5;
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SETJMP_FLOAT128 FltS6;
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SETJMP_FLOAT128 FltS7;
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SETJMP_FLOAT128 FltS8;
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SETJMP_FLOAT128 FltS9;
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SETJMP_FLOAT128 FltS10;
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SETJMP_FLOAT128 FltS11;
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SETJMP_FLOAT128 FltS12;
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SETJMP_FLOAT128 FltS13;
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SETJMP_FLOAT128 FltS14;
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SETJMP_FLOAT128 FltS15;
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SETJMP_FLOAT128 FltS16;
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SETJMP_FLOAT128 FltS17;
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SETJMP_FLOAT128 FltS18;
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SETJMP_FLOAT128 FltS19;
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__int64 FPSR;
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//
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// return link and preserved branch registers bs0 - bs4
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//
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__int64 StIIP; // continuation address
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__int64 BrS0;
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__int64 BrS1;
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__int64 BrS2;
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__int64 BrS3;
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__int64 BrS4;
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//
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// preserved general registers s0 - s3, sp, nats
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//
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__int64 IntS0;
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__int64 IntS1;
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__int64 IntS2;
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__int64 IntS3;
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//
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// bsp, pfs, unat, lc
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//
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__int64 RsBSP;
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__int64 RsPFS; // previous frame marker (cfm of setjmp's caller)
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__int64 ApUNAT; // User Nat collection register (preserved)
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__int64 ApLC; // loop counter
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__int64 IntSp; // memory stack pointer
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__int64 IntNats; // Nat bits of preserved integer regs s0 - s3
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__int64 Preds; // predicates
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} _JUMP_BUFFER;
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#endif
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/* Define the buffer type for holding the state information */
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#ifndef _JMP_BUF_DEFINED
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typedef _JBTYPE jmp_buf[_JBLEN];
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#define _JMP_BUF_DEFINED
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#endif
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/* Function prototypes */
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int __cdecl setjmp(jmp_buf);
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#if _MSC_VER >= 1200
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_CRTIMP __declspec(noreturn) void __cdecl longjmp(jmp_buf, int);
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#else
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_CRTIMP void __cdecl longjmp(jmp_buf, int);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#ifdef _MSC_VER
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#pragma pack(pop)
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#endif /* _MSC_VER */
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#endif /* _INC_SETJMP */
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