diff options
Diffstat (limited to 'nptl/sysdeps/x86_64/jmpbuf-unwind.h')
| -rw-r--r-- | nptl/sysdeps/x86_64/jmpbuf-unwind.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/nptl/sysdeps/x86_64/jmpbuf-unwind.h b/nptl/sysdeps/x86_64/jmpbuf-unwind.h index 345ed557c5..1a36c53d11 100644 --- a/nptl/sysdeps/x86_64/jmpbuf-unwind.h +++ b/nptl/sysdeps/x86_64/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -20,12 +20,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[JB_RSP]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_RSP] - (_adj)) + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) |