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- _BEGIN_STD_C
- #if defined(__tricore__)
- #define _JBTYPE \
- struct _jmp_buf { unsigned long return_address; unsigned long upper_ctx[16]; }
- #define _JBLEN 1
- #endif
- #if defined(__arm__) || defined(__thumb__)
- /*
- * All callee preserved registers:
- * v1 - v7, fp, ip, sp, lr, f4, f5, f6, f7
- */
- #define _JBLEN 23
- #endif
- #if defined(__AVR__)
- #define _JBLEN 24
- #endif
- #ifdef __sparc__
- /*
- * onsstack,sigmask,sp,pc,npc,psr,g1,o0,wbcnt (sigcontext).
- * All else recovered by under/over(flow) handling.
- */
- #define _JBLEN 13
- #endif
- #ifdef __BFIN__
- #define _JBLEN 40
- #endif
- /* necv70 was 9 as well. */
- #if defined(__m68k__) || defined(__mc68000__)
- /*
- * onsstack,sigmask,sp,pc,psl,d2-d7,a2-a6,
- * fp2-fp7 for 68881.
- * All else recovered by under/over(flow) handling.
- */
- #define _JBLEN 34
- #endif
- #if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
- /*
- * D, X, Y are not saved.
- * Only take into account the pseudo soft registers (max 32).
- */
- #define _JBLEN 32
- #endif
- #if defined(__Z8001__) || defined(__Z8002__)
- /* 16 regs + pc */
- #define _JBLEN 20
- #endif
- #ifdef _AM29K
- /*
- * onsstack,sigmask,sp,pc,npc,psr,g1,o0,wbcnt (sigcontext).
- * All else recovered by under/over(flow) handling.
- */
- #define _JBLEN 9
- #endif
- #if defined(__CYGWIN__) && !defined (_JBLEN)
- #define _JBLEN (13 * 4)
- #elif defined (__i386__)
- #if defined(__unix__) || defined(__rtems__)
- # define _JBLEN 9
- #else
- #include "setjmp-dj.h"
- #endif
- #endif
- #ifdef __x86_64__
- #define _JBTYPE long long
- #define _JBLEN 8
- #endif
- #ifdef __i960__
- #define _JBLEN 35
- #endif
- #ifdef __M32R__
- /* Only 8 words are currently needed. 10 gives us some slop if we need
- to expand. */
- #define _JBLEN 10
- #endif
- #ifdef __mips__
- #ifdef __mips64
- #define _JBTYPE long long
- #endif
- #ifdef __mips_soft_float
- #define _JBLEN 11
- #else
- #define _JBLEN 23
- #endif
- #endif
- #ifdef __m88000__
- #define _JBLEN 21
- #endif
- #ifdef __H8300__
- #define _JBLEN 5
- #define _JBTYPE int
- #endif
- #ifdef __H8300H__
- /* same as H8/300 but registers are twice as big */
- #define _JBLEN 5
- #define _JBTYPE long
- #endif
- #if defined (__H8300S__) || defined (__H8300SX__)
- /* same as H8/300 but registers are twice as big */
- #define _JBLEN 5
- #define _JBTYPE long
- #endif
- #ifdef __H8500__
- #define _JBLEN 4
- #endif
- #ifdef __sh__
- #if __SH5__
- #define _JBLEN 50
- #define _JBTYPE long long
- #else
- #define _JBLEN 20
- #endif /* __SH5__ */
- #endif
- #ifdef __v800
- #define _JBLEN 28
- #endif
- #ifdef __PPC__
- #ifdef __ALTIVEC__
- #define _JBLEN 64
- #else
- #define _JBLEN 32
- #endif
- #define _JBTYPE double
- #endif
- #ifdef __MICROBLAZE__
- #define _JBLEN 20
- #define _JBTYPE unsigned int
- #endif
- #ifdef __hppa__
- /* %r30, %r2-%r18, %r27, pad, %fr12-%fr15.
- Note space exists for the FP registers, but they are not
- saved. */
- #define _JBLEN 28
- #endif
- #if defined(__mn10300__) || defined(__mn10200__)
- #ifdef __AM33_2__
- #define _JBLEN 26
- #else
- /* A guess */
- #define _JBLEN 10
- #endif
- #endif
- #ifdef __v850
- /* I think our setjmp is saving 15 regs at the moment. Gives us one word
- slop if we need to expand. */
- #define _JBLEN 16
- #endif
- #if defined(_C4x)
- #define _JBLEN 10
- #endif
- #if defined(_C3x)
- #define _JBLEN 9
- #endif
- #ifdef __TIC80__
- #define _JBLEN 13
- #endif
- #ifdef __D10V__
- #define _JBLEN 8
- #endif
- #ifdef __D30V__
- #define _JBLEN ((64 /* GPR */ + (2*2) /* ACs */ + 18 /* CRs */) / 2)
- #define _JBTYPE double
- #endif
- #ifdef __frv__
- #define _JBLEN (68/2) /* room for 68 32-bit regs */
- #define _JBTYPE double
- #endif
- #ifdef __moxie__
- #define _JBLEN 16
- #endif
- #ifdef __CRX__
- #define _JBLEN 9
- #endif
- #ifdef __fr30__
- #define _JBLEN 10
- #endif
- #ifdef __iq2000__
- #define _JBLEN 32
- #endif
- #ifdef __mcore__
- #define _JBLEN 16
- #endif
- #ifdef __MMIX__
- /* Using a layout compatible with GCC's built-in. */
- #define _JBLEN 5
- #define _JBTYPE unsigned long
- #endif
- #ifdef __mt__
- #define _JBLEN 16
- #endif
- #ifdef __SPU__
- #define _JBLEN 50
- #define _JBTYPE __vector signed int
- #endif
- #ifdef __xstormy16__
- /* 4 GPRs plus SP plus PC. */
- #define _JBLEN 8
- #endif
- #ifdef __mep__
- /* 16 GPRs, pc, hi, lo */
- #define _JBLEN 19
- #endif
- #ifdef __CRIS__
- #define _JBLEN 18
- #endif
- #ifdef __lm32__
- #define _JBLEN 19
- #endif
- #ifdef __m32c__
- #if defined(__r8c_cpu__) || defined(__m16c_cpu__)
- #define _JBLEN (22/2)
- #else
- #define _JBLEN (34/2)
- #endif
- #define _JBTYPE unsigned short
- #endif /* __m32c__ */
- #ifdef __RX__
- #define _JBLEN 0x44
- #endif
- #ifdef _JBLEN
- #ifdef _JBTYPE
- typedef _JBTYPE jmp_buf[_JBLEN];
- #else
- typedef int jmp_buf[_JBLEN];
- #endif
- #endif
- _END_STD_C
- #if defined(__CYGWIN__) || defined(__rtems__)
- #include <signal.h>
- #ifdef __cplusplus
- extern "C" {
- #endif
- /* POSIX sigsetjmp/siglongjmp macros */
- #ifdef _JBTYPE
- typedef _JBTYPE sigjmp_buf[_JBLEN+1+(sizeof (sigset_t)/sizeof (_JBTYPE))];
- #else
- typedef int sigjmp_buf[_JBLEN+1+(sizeof (sigset_t)/sizeof (int))];
- #endif
- #define _SAVEMASK _JBLEN
- #define _SIGMASK (_JBLEN+1)
- #ifdef __CYGWIN__
- # define _CYGWIN_WORKING_SIGSETJMP
- #endif
- #ifdef _POSIX_THREADS
- #define __SIGMASK_FUNC pthread_sigmask
- #else
- #define __SIGMASK_FUNC sigprocmask
- #endif
- #if defined(__GNUC__)
- #define sigsetjmp(env, savemask) \
- __extension__ \
- ({ \
- sigjmp_buf *_sjbuf = &(env); \
- ((*_sjbuf)[_SAVEMASK] = savemask,\
- __SIGMASK_FUNC (SIG_SETMASK, 0, (sigset_t *)((*_sjbuf) + _SIGMASK)),\
- setjmp (*_sjbuf)); \
- })
- #define siglongjmp(env, val) \
- __extension__ \
- ({ \
- sigjmp_buf *_sjbuf = &(env); \
- ((((*_sjbuf)[_SAVEMASK]) ? \
- __SIGMASK_FUNC (SIG_SETMASK, (sigset_t *)((*_sjbuf) + _SIGMASK), 0)\
- : 0), \
- longjmp (*_sjbuf, val)); \
- })
- #else /* !__GNUC__ */
- #define sigsetjmp(env, savemask) ((env)[_SAVEMASK] = savemask,\
- __SIGMASK_FUNC (SIG_SETMASK, 0, (sigset_t *) ((env) + _SIGMASK)),\
- setjmp (env))
- #define siglongjmp(env, val) ((((env)[_SAVEMASK])?\
- __SIGMASK_FUNC (SIG_SETMASK, (sigset_t *) ((env) + _SIGMASK), 0):0),\
- longjmp (env, val))
- #endif
- /* POSIX _setjmp/_longjmp, maintained for XSI compatibility. These
- are equivalent to sigsetjmp/siglongjmp when not saving the signal mask.
- New applications should use sigsetjmp/siglongjmp instead. */
- #ifdef __CYGWIN__
- extern void _longjmp(jmp_buf, int);
- extern int _setjmp(jmp_buf);
- #else
- #define _setjmp(env) sigsetjmp ((env), 0)
- #define _longjmp(env, val) siglongjmp ((env), (val))
- #endif
- #ifdef __cplusplus
- }
- #endif
- #endif /* __CYGWIN__ or __rtems__ */
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