1,8 → 1,414 |
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_BEGIN_STD_C |
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#if defined(__arm__) || defined(__thumb__) |
/* |
* All callee preserved registers: |
* v1 - v7, fp, ip, sp, lr, f4, f5, f6, f7 |
*/ |
#define _JBLEN 23 |
#endif |
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#if defined(__aarch64__) |
#define _JBLEN 22 |
#define _JBTYPE long long |
#endif |
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#if defined(__AVR__) |
#define _JBLEN 24 |
#endif |
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#ifdef __sparc__ |
/* |
* onsstack,sigmask,sp,pc,npc,psr,g1,o0,wbcnt (sigcontext). |
* All else recovered by under/over(flow) handling. |
*/ |
#define _JBLEN 13 |
#endif |
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#ifdef __BFIN__ |
#define _JBLEN 40 |
#endif |
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#ifdef __epiphany__ |
/* All callee preserved registers: r4-r10,fp, sp, lr,r15, r32-r39 */ |
#define _JBTYPE long long |
#define _JBLEN 10 |
#endif |
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/* necv70 was 9 as well. */ |
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#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 |
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#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 |
|
#ifdef __nds32__ |
/* Only 17 words are currently needed. |
Preserve one word slot if we need to expand. |
Check newlib/libc/machine/nds32/setjmp.S for more information. */ |
#define _JBLEN 18 |
#endif |
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#if defined(__Z8001__) || defined(__Z8002__) |
/* 16 regs + pc */ |
#define _JBLEN 20 |
#endif |
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#ifdef _AM29K |
/* |
* onsstack,sigmask,sp,pc,npc,psr,g1,o0,wbcnt (sigcontext). |
* All else recovered by under/over(flow) handling. |
*/ |
#define _JBLEN 9 |
#endif |
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#ifdef __i386__ |
# if defined(__CYGWIN__) && !defined (_JBLEN) |
# define _JBLEN (13 * 4) |
# elif defined(__unix__) || defined(__rtems__) |
# define _JBLEN 9 |
# else |
#include "setjmp-dj.h" |
# endif |
#endif |
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#ifdef __x86_64__ |
# ifdef __CYGWIN__ |
# define _JBTYPE long |
# define _JBLEN 32 |
# else |
# define _JBTYPE long long |
# define _JBLEN 8 |
# endif |
#endif |
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#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 |
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#ifdef __mips__ |
# if defined(__mips64) || (__mips_fpr == 64) |
# define _JBTYPE long long |
# endif |
# ifdef __mips_soft_float |
# define _JBLEN 11 |
# else |
# define _JBLEN 23 |
# endif |
#endif |
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#ifdef __m88000__ |
#define _JBLEN 21 |
#endif |
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#ifdef __H8300__ |
#define _JBLEN 5 |
#define _JBTYPE int |
#endif |
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#ifdef __H8300H__ |
/* same as H8/300 but registers are twice as big */ |
#define _JBLEN 5 |
#define _JBTYPE long |
#endif |
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#if defined (__H8300S__) || defined (__H8300SX__) |
/* same as H8/300 but registers are twice as big */ |
#define _JBLEN 5 |
#define _JBTYPE long |
#endif |
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#ifdef __H8500__ |
#define _JBLEN 4 |
#endif |
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#ifdef __sh__ |
#if __SH5__ |
#define _JBLEN 50 |
#define _JBTYPE long long |
#else |
#define _JBLEN 20 |
#endif /* __SH5__ */ |
#endif |
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#ifdef __v800 |
#define _JBLEN 28 |
#endif |
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#ifdef __PPC__ |
#ifdef __ALTIVEC__ |
#define _JBLEN 64 |
#else |
#define _JBLEN 32 |
#endif |
#define _JBTYPE double |
#endif |
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#ifdef __MICROBLAZE__ |
#define _JBLEN 20 |
#define _JBTYPE unsigned int |
#endif |
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#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 |
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#if defined(__mn10300__) || defined(__mn10200__) |
#ifdef __AM33_2__ |
#define _JBLEN 26 |
#else |
/* A guess */ |
#define _JBLEN 10 |
#endif |
#endif |
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#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 |
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#if defined(_C4x) |
#define _JBLEN 10 |
#endif |
#if defined(_C3x) |
#define _JBLEN 9 |
#endif |
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#ifdef __TMS320C6X__ |
#define _JBLEN 13 |
#endif |
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#ifdef __TIC80__ |
#define _JBLEN 13 |
#endif |
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#ifdef __D10V__ |
#define _JBLEN 8 |
#endif |
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#ifdef __D30V__ |
#define _JBLEN ((64 /* GPR */ + (2*2) /* ACs */ + 18 /* CRs */) / 2) |
#define _JBTYPE double |
#endif |
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#ifdef __frv__ |
#define _JBLEN (68/2) /* room for 68 32-bit regs */ |
#define _JBTYPE double |
#endif |
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#ifdef __moxie__ |
#define _JBLEN 16 |
#endif |
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#ifdef __CRX__ |
#define _JBLEN 9 |
#endif |
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#if (defined(__CR16__) || defined(__CR16C__) ||defined(__CR16CP__)) |
/* r6, r7, r8, r9, r10, r11, r12 (r12L, r12H), |
* r13 (r13L, r13H), ra(raL, raH), sp(spL, spH) */ |
#define _JBLEN 14 |
#define _JBTYPE unsigned short |
#endif |
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#ifdef __fr30__ |
#define _JBLEN 10 |
#endif |
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#ifdef __iq2000__ |
#define _JBLEN 32 |
#endif |
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#ifdef __mcore__ |
#define _JBLEN 16 |
#endif |
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#ifdef __MMIX__ |
/* Using a layout compatible with GCC's built-in. */ |
#define _JBLEN 5 |
#define _JBTYPE unsigned long |
#endif |
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#ifdef __mt__ |
#define _JBLEN 16 |
#endif |
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#ifdef __SPU__ |
#define _JBLEN 50 |
#define _JBTYPE __vector signed int |
#endif |
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#ifdef __xstormy16__ |
/* 4 GPRs plus SP plus PC. */ |
#define _JBLEN 8 |
#endif |
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#ifdef __mep__ |
/* 16 GPRs, pc, hi, lo */ |
#define _JBLEN 19 |
#endif |
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#ifdef __CRIS__ |
#define _JBLEN 18 |
#endif |
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#ifdef __lm32__ |
#define _JBLEN 19 |
#endif |
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#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__ */ |
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#ifdef __MSP430__ |
#define _JBLEN 9 |
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#ifdef __MSP430X_LARGE__ |
#define _JBTYPE unsigned long |
#else |
#define _JBTYPE unsigned short |
#endif |
#endif |
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#ifdef __RL78__ |
/* Three banks of registers, SP, CS, ES, PC */ |
#define _JBLEN (8*3+8) |
#define _JBTYPE unsigned char |
#endif |
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/* |
* There are two versions of setjmp()/longjmp(): |
* 1) Compiler (gcc) built-in versions. |
* 2) Function-call versions. |
* |
* The built-in versions are used most of the time. When used, gcc replaces |
* calls to setjmp()/longjmp() with inline assembly code. The built-in |
* versions save/restore a variable number of registers. |
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* _JBLEN is set to 40 to be ultra-safe with the built-in versions. |
* It only needs to be 12 for the function-call versions |
* but this data structure is used by both versions. |
*/ |
#ifdef __NIOS2__ |
#define _JBLEN 40 |
#define _JBTYPE unsigned long |
#endif |
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#ifdef __RX__ |
#define _JBLEN 0x44 |
#endif |
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#ifdef _JBLEN |
#ifdef _JBTYPE |
typedef _JBTYPE jmp_buf[_JBLEN]; |
#else |
typedef int jmp_buf[_JBLEN]; |
#endif |
#endif |
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_END_STD_C |
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#if defined(__CYGWIN__) || defined(__rtems__) |
#include <signal.h> |
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#ifdef __cplusplus |
extern "C" { |
#endif |
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/* POSIX sigsetjmp/siglongjmp macros */ |
#ifdef _JBTYPE |
typedef _JBTYPE sigjmp_buf[_JBLEN+1+((sizeof (_JBTYPE) + sizeof (sigset_t) - 1) |
/sizeof (_JBTYPE))]; |
#else |
typedef int sigjmp_buf[_JBLEN+1+(sizeof (sigset_t)/sizeof (int))]; |
#endif |
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#define _SAVEMASK _JBLEN |
#define _SIGMASK (_JBLEN+1) |
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#ifdef __CYGWIN__ |
# define _CYGWIN_WORKING_SIGSETJMP |
#endif |
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#ifdef _POSIX_THREADS |
#define __SIGMASK_FUNC pthread_sigmask |
#else |
#define __SIGMASK_FUNC sigprocmask |
#endif |
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#if defined(__GNUC__) |
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#define sigsetjmp(env, savemask) \ |
__extension__ \ |
({ \ |
sigjmp_buf *_sjbuf = &(env); \ |
((*_sjbuf)[_SAVEMASK] = savemask,\ |
__SIGMASK_FUNC (SIG_SETMASK, 0, (sigset_t *)((*_sjbuf) + _SIGMASK)),\ |
setjmp (*_sjbuf)); \ |
}) |
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#define siglongjmp(env, val) \ |
__extension__ \ |
({ \ |
sigjmp_buf *_sjbuf = &(env); \ |
((((*_sjbuf)[_SAVEMASK]) ? \ |
__SIGMASK_FUNC (SIG_SETMASK, (sigset_t *)((*_sjbuf) + _SIGMASK), 0)\ |
: 0), \ |
longjmp (*_sjbuf, val)); \ |
}) |
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#else /* !__GNUC__ */ |
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#define sigsetjmp(env, savemask) ((env)[_SAVEMASK] = savemask,\ |
__SIGMASK_FUNC (SIG_SETMASK, 0, (sigset_t *) ((env) + _SIGMASK)),\ |
setjmp (env)) |
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#define siglongjmp(env, val) ((((env)[_SAVEMASK])?\ |
__SIGMASK_FUNC (SIG_SETMASK, (sigset_t *) ((env) + _SIGMASK), 0):0),\ |
longjmp (env, val)) |
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#endif |
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/* 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 |
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#ifdef __cplusplus |
} |
#endif |
#endif /* __CYGWIN__ or __rtems__ */ |