196 lines
3.9 KiB
C
196 lines
3.9 KiB
C
/***
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*setjmp.h - definitions/declarations for setjmp/longjmp routines
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*
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* Copyright (c) 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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#pragma once
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#ifndef _INC_SETJMP
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#define _INC_SETJMP
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#include <crtdefs.h>
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#if defined (_M_CEE)
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/*
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* The reason why simple setjmp won't work here is that there may
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* be case when CLR stubs are on the stack e.g. function call just
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* after jitting, and not unwinding CLR will result in bad state of
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* CLR which then can AV or do something very bad.
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*/
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#include <setjmpex.h>
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#endif /* defined (_M_CEE) */
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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,_CRT_PACKING)
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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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 /* _INC_SETJMPEX */
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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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#ifdef _CRTBLD
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#ifdef __cplusplus
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extern "C"
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#endif /* __cplusplus */
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void __stdcall _NLG_Notify(unsigned long);
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#ifdef __cplusplus
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extern "C"
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#endif /* __cplusplus */
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void __stdcall _NLG_Return();
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#endif /* _CRTBLD */
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#elif defined (_M_X64)
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typedef struct _CRT_ALIGN(16) _SETJMP_FLOAT128 {
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unsigned __int64 Part[2];
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} SETJMP_FLOAT128;
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#define _JBLEN 16
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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 /* _INC_SETJMPEX */
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typedef struct _JUMP_BUFFER {
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unsigned __int64 Frame;
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unsigned __int64 Rbx;
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unsigned __int64 Rsp;
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unsigned __int64 Rbp;
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unsigned __int64 Rsi;
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unsigned __int64 Rdi;
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unsigned __int64 R12;
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unsigned __int64 R13;
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unsigned __int64 R14;
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unsigned __int64 R15;
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unsigned __int64 Rip;
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unsigned long MxCsr;
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unsigned short FpCsr;
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unsigned short Spare;
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SETJMP_FLOAT128 Xmm6;
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SETJMP_FLOAT128 Xmm7;
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SETJMP_FLOAT128 Xmm8;
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SETJMP_FLOAT128 Xmm9;
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SETJMP_FLOAT128 Xmm10;
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SETJMP_FLOAT128 Xmm11;
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SETJMP_FLOAT128 Xmm12;
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SETJMP_FLOAT128 Xmm13;
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SETJMP_FLOAT128 Xmm14;
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SETJMP_FLOAT128 Xmm15;
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} _JUMP_BUFFER;
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#elif defined (_M_ARM)
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#ifndef _INC_SETJMPEX
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#define setjmp _setjmp
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#endif /* _INC_SETJMPEX */
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/*
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* ARM setjmp definitions.
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*/
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#define _JBLEN 28
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#define _JBTYPE int
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typedef struct _JUMP_BUFFER {
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unsigned long Frame;
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unsigned long R4;
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unsigned long R5;
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unsigned long R6;
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unsigned long R7;
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unsigned long R8;
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unsigned long R9;
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unsigned long R10;
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unsigned long R11;
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unsigned long Sp;
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unsigned long Pc;
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unsigned long Fpscr;
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unsigned long long D[8]; // D8-D15 VFP/NEON regs
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} _JUMP_BUFFER;
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#endif /* defined (_M_ARM) */
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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 /* _JMP_BUF_DEFINED */
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/* Function prototypes */
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int __cdecl setjmp(_Out_ jmp_buf _Buf);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#ifdef __cplusplus
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#pragma warning(push)
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#pragma warning(disable:4987)
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extern "C"
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{
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_CRTIMP __declspec(noreturn) void __cdecl longjmp(_In_ jmp_buf _Buf, _In_ int _Value) throw(...);
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}
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#pragma warning(pop)
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#else /* __cplusplus */
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_CRTIMP __declspec(noreturn) void __cdecl longjmp(_In_ jmp_buf _Buf, _In_ int _Value);
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#endif /* __cplusplus */
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#pragma pack(pop)
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#endif /* _INC_SETJMP */
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