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(_JMPBUF_UNWINDS): Added.

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1998-04-24  5:45  Richard Henderson  <rth@cygnus.com>

	* sysdeps/alpha/bits/setjmp.h (_JMPBUF_UNWINDS): Added.
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Richard Henderson 1998-04-23 22:46:39 +00:00
parent af3878dff0
commit a55e5526e2
2 changed files with 10 additions and 0 deletions
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ChangeLog
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@ -1,3 +1,7 @@
1998-04-24 5:45 Richard Henderson <rth@cygnus.com>
* sysdeps/alpha/bits/setjmp.h (_JMPBUF_UNWINDS): Added.
Wed Apr 22 11:06:09 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/m68k/bits/setjmp.h (_JMPBUF_UNWINDS): Added.

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sysdeps/alpha/bits/setjmp.h
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@ -74,4 +74,10 @@
#ifndef __ASSEMBLY__
typedef long int __jmp_buf[17];
/* Test if longjmp to JMPBUF would unwind the frame containing a local
variable at ADDRESS. */
#define _JMPBUF_UNWINDS(_jmpbuf, _address) \
({ register void *_sp __asm__("$30"); void *_addr = (_address); \
_sp <= _addr && _addr < (void *)((_jmpbuf)[JB_SP]); })
#endif