398b37124e
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24862 a1c6a512-1295-4272-9138-f99709370657
63 lines
1.1 KiB
C
63 lines
1.1 KiB
C
#ifndef _SETJMP_H_
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#define _SETJMP_H_
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/* Combined parts of include/setjmp.h and include/machine/setjmp.h in
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* newlib 1.17.0, with minor changes for Rockbox.
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*/
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#ifdef CPU_ARM
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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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/* necv70 was 9 as well. */
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#ifdef CPU_COLDFIRE
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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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#ifdef CPU_MIPS
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#if CPU_MIPS == 64
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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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#if 0 /* Disabled for now, as SH doesn't have setjmp implementation (yet) */
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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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#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
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#else
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typedef int jmp_buf;
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#endif
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extern void longjmp(jmp_buf __jmpb, int __retval);
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extern int setjmp(jmp_buf __jmpb);
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#endif // _SETJMP_H_
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