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Diffstat (limited to 'private/crt32/h/setjmp.h')
| -rw-r--r-- | private/crt32/h/setjmp.h | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/private/crt32/h/setjmp.h b/private/crt32/h/setjmp.h new file mode 100644 index 000000000..0bf778e6c --- /dev/null +++ b/private/crt32/h/setjmp.h @@ -0,0 +1,299 @@ +/*** +*setjmp.h - definitions/declarations for setjmp/longjmp routines +* +* Copyright (c) 1985-1993, Microsoft Corporation. All rights reserved. +* +*Purpose: +* This file defines the machine-dependent buffer used by +* setjmp/longjmp to save and restore the program state, and +* declarations for those routines. +* [ANSI/System V] +* +*Revision History: +* 12-11-87 JCR Added "_loadds" functionality +* 12-18-87 JCR Added _FAR_ to declarations +* 02-10-88 JCR Cleaned up white space +* 05-03-89 JCR Added _INTERNAL_IFSTRIP for relinc usage +* 08-15-89 GJF Cleanup, now specific to OS/2 2.0 (i.e., 386 flat model) +* 10-30-89 GJF Fixed copyright +* 11-02-89 JCR Changed "DLL" to "_DLL" +* 03-01-90 GJF Added #ifndef _INC_SETJMP and #include <cruntime.h> +* stuff. Also, removed some (now) useless preprocessor +* directives. +* 04-10-90 GJF Replaced _cdecl with _CALLTYPE1. +* 05-18-90 GJF Revised for SEH. +* 10-30-90 GJF Moved definition of _JBLEN into cruntime.h. +* 02-25-91 SRW Moved definition of _JBLEN back here [_WIN32_] +* 04-09-91 PNT Added _MAC_ definitions +* 04-17-91 SRW Fixed definition of _JBLEN for i386 and MIPS to not +* include the * sizeof(int) factor [_WIN32_] +* 05-09-91 GJF Moved _JBLEN defs back to cruntime.h. Also, turn on +* intrinsic _setjmp for Dosx32. +* 08-27-91 GJF #ifdef out everything for C++. +* 08-29-91 JCR ANSI naming +* 11-01-91 GDP MIPS compiler support -- Moved _JBLEN back here +* 01-16-92 GJF Fixed _JBLEN and map to _setjmp intrinsic for i386 +* target [_WIN32_]. +* 05-08-92 GJF Changed _JBLEN to support C8-32 (support for C6-386 has +* been dropped). +* 08-06-92 GJF Function calling type and variable type macros. Revised +* use of compiler/target processor macros. +* 11-09-92 GJF Fixed some preprocessing conditionals. +* 01-03-93 SRW Fold in ALPHA changes +* 01-09-93 SRW Remove usage of MIPS and ALPHA to conform to ANSI +* Use _MIPS_ and _ALPHA_ instead. +* 01-21-93 GJF Removed support for C6-386's _cdecl. +* 02-20-93 GJF Per ChuckG and MartinO, setjmp/longjmp to used in +* C++ programs. +* 03-23-93 SRW Change _JBLEN for MIPS in preparation for SetJmpEx +* 04-23-93 SRW Added _JBTYPE and finalized setjmpex support. +* 06-09-93 SRW Missing one line in previous merge. +* 10-04-93 SRW Fix ifdefs for MIPS and ALPHA to only check for _M_?????? defines +* 01-12-93 PML Increased x86 _JBLEN from 8 to 16. Added new fields +* to _JUMP_BUFFER for use with C9.0. +* +****/ + +#ifndef _INC_SETJMP + +#ifdef __cplusplus +extern "C" { +#endif + +#ifndef _INTERNAL_IFSTRIP_ +#include <cruntime.h> +#endif /* _INTERNAL_IFSTRIP_ */ + +/* + * Conditional macro definition for function calling type and variable type + * qualifiers. + */ +#if ( (_MSC_VER >= 800) && (_M_IX86 >= 300) ) + +/* + * Definitions for MS C8-32 (386/486) compiler + */ +#define _CRTAPI1 __cdecl +#define _CRTAPI2 __cdecl + +#else + +/* + * Other compilers (e.g., MIPS) + */ +#define _CRTAPI1 +#define _CRTAPI2 + +#endif + + +/* + * Definitions specific to particular setjmp implementations. + */ +#if defined(_M_IX86) + +/* + * MS C8-32 or older MS C6-386 compilers + */ +#ifndef _INC_SETJMPEX +#define setjmp _setjmp +#endif +#define _JBLEN 16 +#define _JBTYPE int + +/* + * Define jump buffer layout for x86 setjmp/longjmp. + */ + +typedef struct __JUMP_BUFFER { + unsigned long Ebp; + unsigned long Ebx; + unsigned long Edi; + unsigned long Esi; + unsigned long Esp; + unsigned long Eip; + unsigned long Registration; + unsigned long TryLevel; + unsigned long Cookie; + unsigned long UnwindFunc; + unsigned long UnwindData[6]; +} _JUMP_BUFFER; + +#elif defined(_M_MRX000) + +/* + * All MIPS implementations need _JBLEN of 16 + */ +#define _JBLEN 16 +#define _JBTYPE double +#define _setjmp setjmp + +/* + * Define jump buffer layout for MIPS setjmp/longjmp. + */ + +typedef struct __JUMP_BUFFER { + unsigned long FltF20; + unsigned long FltF21; + unsigned long FltF22; + unsigned long FltF23; + unsigned long FltF24; + unsigned long FltF25; + unsigned long FltF26; + unsigned long FltF27; + unsigned long FltF28; + unsigned long FltF29; + unsigned long FltF30; + unsigned long FltF31; + unsigned long IntS0; + unsigned long IntS1; + unsigned long IntS2; + unsigned long IntS3; + unsigned long IntS4; + unsigned long IntS5; + unsigned long IntS6; + unsigned long IntS7; + unsigned long IntS8; + unsigned long IntSp; + unsigned long Type; + unsigned long Fir; +} _JUMP_BUFFER; + +#elif defined(_M_ALPHA) + +/* + * The Alpha C8/GEM C compiler uses an intrinsic _setjmp. + * The Alpha acc compiler implements setjmp as a function. + */ + +#define _setjmp setjmp + +#ifdef _MSC_VER +#ifndef _INC_SETJMPEX +#undef _setjmp +#define setjmp _setjmp +#endif +#endif + +/* + * Alpha implementations use a _JBLEN of 24 quadwords. + * A double is used only to obtain quadword size and alignment. + */ + +#define _JBLEN 24 +#define _JBTYPE double + +/* + * Define jump buffer layout for Alpha setjmp/longjmp. + * A double is used only to obtain quadword size and alignment. + */ + +typedef struct __JUMP_BUFFER { + unsigned long Fp; + unsigned long Pc; + unsigned long Seb; + unsigned long Type; + double FltF2; + double FltF3; + double FltF4; + double FltF5; + double FltF6; + double FltF7; + double FltF8; + double FltF9; + double IntS0; + double IntS1; + double IntS2; + double IntS3; + double IntS4; + double IntS5; + double IntS6; + double IntSp; + double Fir; + double Fill[5]; +} _JUMP_BUFFER; + +#elif defined(_M_PPC) + +/* + * Min length is 240 bytes; round to 256 bytes. + * Since this is allocated as an array of "double", the + * number of entries required is 32. + * + * All PPC implementations need _JBLEN of 32 + */ + +#define _JBLEN 32 +#define _JBTYPE double +#define _setjmp setjmp + +/* + * Define jump buffer layout for PowerPC setjmp/longjmp. + */ + +typedef struct __JUMP_BUFFER { + double Fpr14; + double Fpr15; + double Fpr16; + double Fpr17; + double Fpr18; + double Fpr19; + double Fpr20; + double Fpr21; + double Fpr22; + double Fpr23; + double Fpr24; + double Fpr25; + double Fpr26; + double Fpr27; + double Fpr28; + double Fpr29; + double Fpr30; + double Fpr31; + unsigned long Gpr1; + unsigned long Gpr2; + unsigned long Gpr13; + unsigned long Gpr14; + unsigned long Gpr15; + unsigned long Gpr16; + unsigned long Gpr17; + unsigned long Gpr18; + unsigned long Gpr19; + unsigned long Gpr20; + unsigned long Gpr21; + unsigned long Gpr22; + unsigned long Gpr23; + unsigned long Gpr24; + unsigned long Gpr25; + unsigned long Gpr26; + unsigned long Gpr27; + unsigned long Gpr28; + unsigned long Gpr29; + unsigned long Gpr30; + unsigned long Gpr31; + unsigned long Cr; + unsigned long Iar; + unsigned long Type; +} _JUMP_BUFFER; + +#endif + +/* define the buffer type for holding the state information */ + +#ifndef _JMP_BUF_DEFINED +typedef _JBTYPE jmp_buf[_JBLEN]; +#define _JMP_BUF_DEFINED +#endif + + +/* function prototypes */ + +int _CRTAPI1 setjmp(jmp_buf); +void _CRTAPI1 longjmp(jmp_buf, int); + +#ifdef __cplusplus +} +#endif + +#define _INC_SETJMP +#endif /* _INC_SETJMP */ |