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Fix jmpbuf unwind checks on sparc64.

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This commit is contained in:
David S. Miller
2011-08-23 23:17:52 -07:00
parent 2cae499541
commit 2c0b250ae4
3 changed files with 12 additions and 4 deletions
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4
sysdeps/sparc/sparc64/jmpbuf-unwind.h
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@@ -24,14 +24,14 @@
/* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((unsigned long int) (address) < (jmpbuf)->uc_mcontext.mc_fp + 2047)
((unsigned long int) (address) < (jmpbuf)->uc_mcontext.mc_gregs[MC_O6] + 2047)
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj)
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) \
< (uintptr_t) (_jmpbuf)[0].uc_mcontext.mc_fp + 2047 - (_adj))
< (uintptr_t) (_jmpbuf)[0].uc_mcontext.mc_gregs[MC_O6] + 2047 - (_adj))
/* We use the normal lobngjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)