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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [include/] [machine/] [setjmp.h] - Blame information for rev 262

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Line No. Rev Author Line
1 207 jeremybenn
 
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_BEGIN_STD_C
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#if defined(__arm__) || defined(__thumb__)
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/*
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 * All callee preserved registers:
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 * v1 - v7, fp, ip, sp, lr, f4, f5, f6, f7
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 */
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#define _JBLEN 23
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#endif
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#if defined(__AVR__)
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#define _JBLEN 24
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#endif
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#ifdef __sparc__
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/*
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 * onsstack,sigmask,sp,pc,npc,psr,g1,o0,wbcnt (sigcontext).
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 * All else recovered by under/over(flow) handling.
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 */
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#define _JBLEN  13
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#endif
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#ifdef __BFIN__
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#define _JBLEN  40
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#endif
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/* necv70 was 9 as well. */
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#if defined(__m68k__) || defined(__mc68000__)
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/*
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 * onsstack,sigmask,sp,pc,psl,d2-d7,a2-a6,
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 * fp2-fp7      for 68881.
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 * All else recovered by under/over(flow) handling.
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 */
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#define _JBLEN  34
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#endif
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#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
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/*
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 * D, X, Y are not saved.
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 * Only take into account the pseudo soft registers (max 32).
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 */
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#define _JBLEN  32
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#endif
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#if defined(__Z8001__) || defined(__Z8002__)
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/* 16 regs + pc */
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#define _JBLEN 20
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#endif
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#ifdef _AM29K
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/*
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 * onsstack,sigmask,sp,pc,npc,psr,g1,o0,wbcnt (sigcontext).
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 * All else recovered by under/over(flow) handling.
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 */
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#define _JBLEN  9
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#endif
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#if defined(__CYGWIN__) && !defined (_JBLEN)
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#define _JBLEN (13 * 4)
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#elif defined (__i386__)
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#if defined(__unix__) || defined(__rtems__)
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# define _JBLEN 9
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#else
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#include "setjmp-dj.h"
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#endif
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#endif
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#ifdef __x86_64__
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#define _JBTYPE long long
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#define _JBLEN  8
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#endif
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#ifdef __i960__
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#define _JBLEN 35
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#endif
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#ifdef __M32R__
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/* Only 8 words are currently needed.  10 gives us some slop if we need
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   to expand.  */
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#define _JBLEN 10
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#endif
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#ifdef __mips__
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#ifdef __mips64
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#define _JBTYPE long long
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#endif
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#ifdef __mips_soft_float
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#define _JBLEN 11
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#else
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#define _JBLEN 23
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#endif
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#endif
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#ifdef __m88000__
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#define _JBLEN 21
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#endif
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#ifdef __H8300__
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#define _JBLEN 5
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#define _JBTYPE int
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#endif
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#ifdef __H8300H__
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/* same as H8/300 but registers are twice as big */
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#define _JBLEN 5
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#define _JBTYPE long
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#endif
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#if defined (__H8300S__) || defined (__H8300SX__)
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/* same as H8/300 but registers are twice as big */
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#define _JBLEN 5
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#define _JBTYPE long
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#endif
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#ifdef __H8500__
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#define _JBLEN 4
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#endif
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#ifdef  __sh__
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#if __SH5__
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#define _JBLEN 50
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#define _JBTYPE long long
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#else
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#define _JBLEN 20
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#endif /* __SH5__ */
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#endif
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#ifdef  __v800
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#define _JBLEN 28
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#endif
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#ifdef __PPC__
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#ifdef __ALTIVEC__
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#define _JBLEN 64
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#else
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#define _JBLEN 32
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#endif
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#define _JBTYPE double
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#endif
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#ifdef __MICROBLAZE__
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#define _JBLEN  20
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#define _JBTYPE unsigned int
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#endif
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#ifdef __hppa__
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/* %r30, %r2-%r18, %r27, pad, %fr12-%fr15.
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   Note space exists for the FP registers, but they are not
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   saved.  */
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#define _JBLEN 28
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#endif
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#if defined(__mn10300__) || defined(__mn10200__)
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#ifdef __AM33_2__
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#define _JBLEN 26
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#else
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/* A guess */
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#define _JBLEN 10
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#endif
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#endif
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#ifdef __v850
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/* I think our setjmp is saving 15 regs at the moment.  Gives us one word
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   slop if we need to expand.  */
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#define _JBLEN 16
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#endif
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#if defined(_C4x)
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#define _JBLEN 10
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#endif
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#if defined(_C3x)
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#define _JBLEN 9
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#endif
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#ifdef __TIC80__
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#define _JBLEN 13
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#endif
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#ifdef __D10V__
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#define _JBLEN 8
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#endif
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#ifdef __D30V__
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#define _JBLEN ((64 /* GPR */ + (2*2) /* ACs */ + 18 /* CRs */) / 2)
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#define _JBTYPE double
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#endif
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#ifdef __frv__
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#define _JBLEN (68/2)  /* room for 68 32-bit regs */
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#define _JBTYPE double
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#endif
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#ifdef __moxie__
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#define _JBLEN 16
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#endif
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#ifdef __CRX__
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#define _JBLEN 9
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#endif
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#ifdef __fr30__
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#define _JBLEN 10
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#endif
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#ifdef __iq2000__
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#define _JBLEN 32
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#endif
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#ifdef __mcore__
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#define _JBLEN 16
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#endif
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#ifdef __MMIX__
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/* Using a layout compatible with GCC's built-in.  */
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#define _JBLEN 5
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#define _JBTYPE unsigned long
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#endif
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#ifdef __mt__
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#define _JBLEN 16
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#endif
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#ifdef __SPU__
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#define _JBLEN 50 
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#define _JBTYPE __vector signed int
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#endif
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#ifdef __xstormy16__
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/* 4 GPRs plus SP plus PC. */
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#define _JBLEN 8
233
#endif
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235
#ifdef __mep__
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/* 16 GPRs, pc, hi, lo */
237
#define _JBLEN 19
238
#endif
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#ifdef __CRIS__
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#define _JBLEN 18
242
#endif
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#ifdef __lm32__
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#define _JBLEN 19
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#endif
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#ifdef __m32c__
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#if defined(__r8c_cpu__) || defined(__m16c_cpu__)
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#define _JBLEN (22/2)
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#else
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#define _JBLEN (34/2)
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#endif
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#define _JBTYPE unsigned short
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#endif /* __m32c__ */
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#if defined(__or32__) || defined(__or1k__) || defined(__or16__) || defined(__OR32__) || defined(__OR1K__) 
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/* Enough space for all regs except r0 and r11 and the status register */
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#define _JBLEN 31
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#define _JBTYPE unsigned long
261
#endif
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263
#ifdef __RX__
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#define _JBLEN 0x44
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#endif
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#ifdef _JBLEN
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#ifdef _JBTYPE
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typedef _JBTYPE jmp_buf[_JBLEN];
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#else
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typedef int jmp_buf[_JBLEN];
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#endif
273
#endif
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275
_END_STD_C
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277
#if defined(__CYGWIN__) || defined(__rtems__)
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#include <signal.h>
279
 
280
#ifdef __cplusplus
281
extern "C" {
282
#endif
283
 
284
/* POSIX sigsetjmp/siglongjmp macros */
285
#ifdef _JBTYPE
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typedef _JBTYPE sigjmp_buf[_JBLEN+1+(sizeof (sigset_t)/sizeof (_JBTYPE))];
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#else
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typedef int sigjmp_buf[_JBLEN+1+(sizeof (sigset_t)/sizeof (int))];
289
#endif
290
 
291
#define _SAVEMASK       _JBLEN
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#define _SIGMASK        (_JBLEN+1)
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294
#ifdef __CYGWIN__
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# define _CYGWIN_WORKING_SIGSETJMP
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#endif
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298
#ifdef _POSIX_THREADS
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#define __SIGMASK_FUNC pthread_sigmask
300
#else
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#define __SIGMASK_FUNC sigprocmask
302
#endif
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304
#if defined(__GNUC__)
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306
#define sigsetjmp(env, savemask) \
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            __extension__ \
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            ({ \
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              sigjmp_buf *_sjbuf = &(env); \
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              ((*_sjbuf)[_SAVEMASK] = savemask,\
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              __SIGMASK_FUNC (SIG_SETMASK, 0, (sigset_t *)((*_sjbuf) + _SIGMASK)),\
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              setjmp (*_sjbuf)); \
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            })
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315
#define siglongjmp(env, val) \
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            __extension__ \
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            ({ \
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              sigjmp_buf *_sjbuf = &(env); \
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              ((((*_sjbuf)[_SAVEMASK]) ? \
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               __SIGMASK_FUNC (SIG_SETMASK, (sigset_t *)((*_sjbuf) + _SIGMASK), 0)\
321
               : 0), \
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               longjmp (*_sjbuf, val)); \
323
            })
324
 
325
#else /* !__GNUC__ */
326
 
327
#define sigsetjmp(env, savemask) ((env)[_SAVEMASK] = savemask,\
328
               __SIGMASK_FUNC (SIG_SETMASK, 0, (sigset_t *) ((env) + _SIGMASK)),\
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               setjmp (env))
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331
#define siglongjmp(env, val) ((((env)[_SAVEMASK])?\
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               __SIGMASK_FUNC (SIG_SETMASK, (sigset_t *) ((env) + _SIGMASK), 0):0),\
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               longjmp (env, val))
334
 
335
#endif
336
 
337
/* POSIX _setjmp/_longjmp, maintained for XSI compatibility.  These
338
   are equivalent to sigsetjmp/siglongjmp when not saving the signal mask.
339
   New applications should use sigsetjmp/siglongjmp instead. */
340
#ifdef __CYGWIN__
341
extern void _longjmp(jmp_buf, int);
342
extern int _setjmp(jmp_buf);
343
#else
344
#define _setjmp(env)            sigsetjmp ((env), 0)
345
#define _longjmp(env, val)      siglongjmp ((env), (val))
346
#endif
347
 
348
#ifdef __cplusplus
349
}
350
#endif
351
#endif /* __CYGWIN__ or __rtems__ */

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