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* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h

Browse Source 
(PTR_MANGLE): Fix cast.

	* sysdeps/alpha/bits/setjmp.h (_JMPBUF_UNWINDS): Take third argument
	DEMANGLE, and pass SP value through it.
	* sysdeps/hppa/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/i386/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/m68k/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/mips/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/powerpc/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/s390/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/sh/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/sparc/sparc32/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* sysdeps/unix/sysv/linux/ia64/bits/setjmp.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/setjmp.h: Likewise.
	* sysdeps/x86_64/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
	* hurd/sigunwind.c (_hurdsig_longjmp_from_handler): Pass inline
	demangler function to _JMPBUF_UNWINDS.
	* sysdeps/mach/hurd/jmp-unwind.c (demangle_ptr): New function.
	(_longjmp_unwind): Pass it to _JMPBUF_UNWINDS.
This commit is contained in:
Roland McGrath
2005-12-28 05:42:30 +00:00
parent 0317eaecb1
commit db169ed561
27 changed files with 231 additions and 69 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
ChangeLog
View File

@ -1,5 +1,26 @@
2005-12-27 Roland McGrath <roland@redhat.com> 2005-12-27 Roland McGrath <roland@redhat.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h
(PTR_MANGLE): Fix cast.
* sysdeps/alpha/bits/setjmp.h (_JMPBUF_UNWINDS): Take third argument
DEMANGLE, and pass SP value through it.
* sysdeps/hppa/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* sysdeps/i386/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* sysdeps/m68k/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* sysdeps/mips/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* sysdeps/powerpc/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* sysdeps/s390/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* sysdeps/sh/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* sysdeps/sparc/sparc32/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* sysdeps/unix/sysv/linux/ia64/bits/setjmp.h: Likewise.
* sysdeps/unix/sysv/linux/sparc/bits/setjmp.h: Likewise.
* sysdeps/x86_64/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise.
* hurd/sigunwind.c (_hurdsig_longjmp_from_handler): Pass inline
demangler function to _JMPBUF_UNWINDS.
* sysdeps/mach/hurd/jmp-unwind.c (demangle_ptr): New function.
(_longjmp_unwind): Pass it to _JMPBUF_UNWINDS.
* posix/tst-execle1.c (do_test): Add a const. * posix/tst-execle1.c (do_test): Add a const.
* posix/tst-execle2.c (do_test): Likewise. * posix/tst-execle2.c (do_test): Likewise.

10
hurd/sigunwind.c
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@ -70,11 +70,19 @@ _hurdsig_longjmp_from_handler (void *data, jmp_buf env, int val)
struct hurd_userlink *link; struct hurd_userlink *link;
inline uintptr_t demangle_ptr (uintptr_t x)
{
# ifdef PTR_DEMANGLE
PTR_DEMANGLE (x);
# endif
return x;
}
/* Continue _longjmp_unwind's job of running the unwind /* Continue _longjmp_unwind's job of running the unwind
forms for frames being unwound, since we will not forms for frames being unwound, since we will not
return to its loop like this one, which called us. */ return to its loop like this one, which called us. */
for (link = ss->active_resources; for (link = ss->active_resources;
link && _JMPBUF_UNWINDS (env[0].__jmpbuf, link); link && _JMPBUF_UNWINDS (env[0].__jmpbuf, link, demangle_ptr);
link = link->thread.next) link = link->thread.next)
if (_hurd_userlink_unlink (link)) if (_hurd_userlink_unlink (link))
{ {

14
nptl/ChangeLog
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@ -1,3 +1,17 @@
2005-12-27 Roland McGrath <roland@redhat.com>
* sysdeps/x86_64/jmpbuf-unwind.h (_jmpbuf_sp): New inline function.
(_JMPBUF_UNWINDS_ADJ): Use it, to PTR_DEMANGLE before comparison.
* sysdeps/alpha/jmpbuf-unwind.h: Likewise.
* sysdeps/i386/jmpbuf-unwind.h: Likewise.
* sysdeps/mips/jmpbuf-unwind.h: Likewise.
* sysdeps/powerpc/jmpbuf-unwind.h: Likewise.
* sysdeps/s390/jmpbuf-unwind.h: Likewise.
* sysdeps/sh/jmpbuf-unwind.h: Likewise.
* sysdeps/sparc/sparc32/jmpbuf-unwind.h: Likewise.
* sysdeps/sparc/sparc64/jmpbuf-unwind.h: Likewise.
* sysdeps/unix/sysv/linux/ia64/jmpbuf-unwind.h: Likewise.
2005-12-27 Jakub Jelinek <jakub@redhat.com> 2005-12-27 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Add __next * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Add __next

15
nptl/sysdeps/alpha/jmpbuf-unwind.h
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@ -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. This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
@ -20,12 +20,23 @@
#include <setjmp.h> #include <setjmp.h>
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <sysdep.h>
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_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_SP];
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj)) ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
/* We use the normal lobngjmp for unwinding. */ /* We use the normal lobngjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

15
nptl/sysdeps/i386/jmpbuf-unwind.h
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@ -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. This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
@ -20,12 +20,23 @@
#include <setjmp.h> #include <setjmp.h>
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <sysdep.h>
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_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_SP];
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj)) ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
/* We use the normal lobngjmp for unwinding. */ /* We use the normal lobngjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

13
nptl/sysdeps/mips/jmpbuf-unwind.h
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@ -19,12 +19,23 @@
#include <setjmp.h> #include <setjmp.h>
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <sysdep.h>
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_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[0].__sp;
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[0].__sp - (_adj)) ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
/* We use the normal longjmp for unwinding. */ /* We use the normal longjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

15
nptl/sysdeps/powerpc/jmpbuf-unwind.h
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@ -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. This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
@ -20,12 +20,23 @@
#include <setjmp.h> #include <setjmp.h>
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <sysdep.h>
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_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_GPR1];
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_GPR1] - (_adj)) ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
/* We use the normal lobngjmp for unwinding. */ /* We use the normal lobngjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

16
nptl/sysdeps/s390/jmpbuf-unwind.h
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@ -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. This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
@ -21,6 +21,7 @@
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <bits/wordsize.h> #include <bits/wordsize.h>
#include <sysdep.h>
/* On s390{,x}, CFA is always 96 (resp. 160) bytes above actual /* On s390{,x}, CFA is always 96 (resp. 160) bytes above actual
%r15. */ %r15. */
@ -29,9 +30,18 @@
(void *) (_Unwind_GetCFA (_context) \ (void *) (_Unwind_GetCFA (_context) \
- 32 - 2 * __WORDSIZE), _adj) - 32 - 2 * __WORDSIZE), _adj)
static inline uintptr_t __attribute__ ((unused))
_jmpbuf_sp (__jmp_buf regs)
{
uintptr_t sp = regs[0].__gregs[__JB_GPR15];
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) \ ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
< (uintptr_t) (_jmpbuf)->__gregs[__JB_GPR15] - (_adj))
/* We use the normal longjmp for unwinding. */ /* We use the normal longjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

17
nptl/sysdeps/sh/jmpbuf-unwind.h
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@ -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. This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
@ -20,12 +20,23 @@
#include <setjmp.h> #include <setjmp.h>
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <sysdep.h>
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj)
#define _JMPBUF_UNWINDS_ADJ(jmpbuf, address, adj) \ static inline uintptr_t __attribute__ ((unused))
((uintptr_t) (address) - (adj) < (uintptr_t) (jmpbuf)[0].__regs[7] - (adj)) _jmpbuf_sp (__jmp_buf regs)
{
uintptr_t sp = regs[0].__regs[7];
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
/* We use the normal lobngjmp for unwinding. */ /* We use the normal lobngjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

15
nptl/sysdeps/sparc/sparc32/jmpbuf-unwind.h
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@ -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. This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
@ -20,12 +20,23 @@
#include <setjmp.h> #include <setjmp.h>
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <sysdep.h>
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_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_SP];
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj)) ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
/* We use the normal lobngjmp for unwinding. */ /* We use the normal lobngjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

13
nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h
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@ -20,12 +20,23 @@
#include <setjmp.h> #include <setjmp.h>
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <sysdep.h>
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_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[0].uc_mcontext.mc_fp;
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[0].uc_mcontext.mc_fp - (_adj)) ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
/* We use the normal lobngjmp for unwinding. */ /* We use the normal lobngjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

19
nptl/sysdeps/unix/sysv/linux/ia64/jmpbuf-unwind.h
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@ -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. This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
@ -21,12 +21,23 @@
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
static inline uintptr_t __attribute__ ((unused))
_jmpbuf_sp (__jmp_buf regs, int i)
{
uintptr_t sp = ((unsigned long int *) regs)[i];
#ifdef PTR_DEMANGLE
PTR_DEMANGLE (sp);
#endif
return sp;
}
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
({ uintptr_t _cfa = (uintptr_t) _Unwind_GetCFA (_context) - (_adj); \ ({ uintptr_t _cfa = (uintptr_t) _Unwind_GetCFA (_context) - (_adj); \
(_cfa < (uintptr_t)(((long *)(_jmpbuf))[0]) - (_adj) \ (_cfa < _jmpbuf_sp (_jmpbuf, 0) - (_adj) \
|| (_cfa == (uintptr_t)(((long *)(_jmpbuf))[0]) - (_adj) \ || (_cfa == (uintptr_t)(((long *)(_jmpbuf))[0]) - (_adj) \
&& (uintptr_t) _Unwind_GetBSP (_context) - (_adj) \ && ((uintptr_t) _Unwind_GetBSP (_context) - (_adj) \
>= (uintptr_t)(((long *)(_jmpbuf))[17]) - (_adj))); \ >= _jmpbuf_sp (_jmpbuf, 17) - (_adj)))); \
}) })
#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \

15
nptl/sysdeps/x86_64/jmpbuf-unwind.h
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@ -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. This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
@ -20,12 +20,23 @@
#include <setjmp.h> #include <setjmp.h>
#include <stdint.h> #include <stdint.h>
#include <unwind.h> #include <unwind.h>
#include <sysdep.h>
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
_JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_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) \ #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. */ /* We use the normal lobngjmp for unwinding. */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

6
sysdeps/alpha/bits/setjmp.h
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@ -1,5 +1,5 @@
/* Define the machine-dependent type `jmp_buf'. Alpha version. /* Define the machine-dependent type `jmp_buf'. Alpha version.
Copyright (C) 1992, 1997, 2003 Free Software Foundation, Inc. Copyright (C) 1992, 1997, 2003, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -80,8 +80,8 @@ typedef long int __jmp_buf[17];
/* Test if longjmp to JMPBUF would unwind the frame containing a local /* Test if longjmp to JMPBUF would unwind the frame containing a local
variable at ADDRESS. */ variable at ADDRESS. */
#define _JMPBUF_UNWINDS(_jmpbuf, _address) \ #define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \
((void *)(_address) < (void *)((_jmpbuf)[JB_SP])) ((void *)(_address) < (void *) _demangle ((_jmpbuf)[JB_SP]))
#endif #endif
#endif /* bits/setjmp.h */ #endif /* bits/setjmp.h */

7
sysdeps/hppa/bits/setjmp.h
View File

@ -1,4 +1,4 @@
/* Copyright (C) 2000 Free Software Foundation, Inc. /* Copyright (C) 2000, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -39,7 +39,8 @@ typedef double __jmp_buf[21];
/* Test if longjmp to JMPBUF would unwind the frame containing a local /* Test if longjmp to JMPBUF would unwind the frame containing a local
variable at ADDRESS. */ variable at ADDRESS. */
#define _JMPBUF_UNWINDS(_jmpbuf, _address) \ #define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \
((void *)(_address) > (void *)(((unsigned long *) _jmpbuf)[JB_SP])) ((void *) (_address) > \
(void *) _demangle ((((unsigned long *) _jmpbuf)[JB_SP])))
#endif /* bits/setjmp.h */ #endif /* bits/setjmp.h */

6
sysdeps/i386/bits/setjmp.h
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998, 2000, 2001, 2003 Free Software Foundation, Inc. /* Copyright (C) 1997, 1998, 2000, 2001, 2003, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -40,7 +40,7 @@ typedef int __jmp_buf[6];
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((void *) (address) < (void *) (jmpbuf)[JB_SP]) ((void *) (address) < (void *) demangle ((jmpbuf)[JB_SP]))
#endif /* bits/setjmp.h */ #endif /* bits/setjmp.h */

6
sysdeps/m68k/bits/setjmp.h
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. /* Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -44,7 +44,7 @@ typedef struct
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((void *) (address) < (void *) (jmpbuf)->__sp) ((void *) (address) < (void *) demangle ((jmpbuf)->__sp))
#endif /* bits/setjmp.h */ #endif /* bits/setjmp.h */

15
sysdeps/mach/hurd/jmp-unwind.c
View File

@ -1,5 +1,5 @@
/* _longjmp_unwind -- Clean up stack frames unwound by longjmp. Hurd version. /* _longjmp_unwind -- Clean up stack frames unwound by longjmp. Hurd version.
Copyright (C) 1995, 1996 Free Software Foundation, Inc. Copyright (C) 1995, 1996, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -28,6 +28,15 @@
#error "<bits/setjmp.h> fails to define _JMPBUF_UNWINDS" #error "<bits/setjmp.h> fails to define _JMPBUF_UNWINDS"
#endif #endif
static inline uintptr_t
demangle_ptr (uintptr_t x)
{
# ifdef PTR_DEMANGLE
PTR_DEMANGLE (x);
# endif
return x;
}
/* This function is called by `longjmp' (with its arguments) to restore /* This function is called by `longjmp' (with its arguments) to restore
active resources to a sane state before the frames code using them are active resources to a sane state before the frames code using them are
jumped out of. */ jumped out of. */
@ -46,7 +55,7 @@ _longjmp_unwind (jmp_buf env, int val)
/* Remove local signal preemptors being unwound past. */ /* Remove local signal preemptors being unwound past. */
while (ss->preemptors && while (ss->preemptors &&
_JMPBUF_UNWINDS (env[0].__jmpbuf, ss->preemptors)) _JMPBUF_UNWINDS (env[0].__jmpbuf, ss->preemptors, demangle_ptr))
ss->preemptors = ss->preemptors->next; ss->preemptors = ss->preemptors->next;
__spin_unlock (&ss->lock); __spin_unlock (&ss->lock);
@ -56,7 +65,7 @@ _longjmp_unwind (jmp_buf env, int val)
in stack frames being unwound by this jump. */ in stack frames being unwound by this jump. */
for (link = ss->active_resources; for (link = ss->active_resources;
link && _JMPBUF_UNWINDS (env[0].__jmpbuf, link); link && _JMPBUF_UNWINDS (env[0].__jmpbuf, link, demangle_ptr);
link = link->thread.next) link = link->thread.next)
/* Remove this link from the resource's users list, /* Remove this link from the resource's users list,
since the frame using the resource is being unwound. since the frame using the resource is being unwound.

4
sysdeps/mips/bits/setjmp.h
View File

@ -80,7 +80,7 @@ typedef struct
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((void *) (address) < (void *) (jmpbuf)[0].__sp) ((void *) (address) < (void *) demangle ((jmpbuf)[0].__sp))
#endif /* _MIPS_BITS_SETJMP_H */ #endif /* _MIPS_BITS_SETJMP_H */

6
sysdeps/powerpc/bits/setjmp.h
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998, 2000, 2003, 2004 Free Software Foundation, Inc. /* Copyright (C) 1997, 1998, 2000, 2003, 2004, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -74,7 +74,7 @@ typedef long int __jmp_buf[64 + (12 * 4)] __attribute__ ((__aligned__ (16)));
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((void *) (address) < (void *) (jmpbuf)[JB_GPR1]) ((void *) (address) < (void *) demangle ((jmpbuf)[JB_GPR1]))
#endif /* bits/setjmp.h */ #endif /* bits/setjmp.h */

6
sysdeps/s390/bits/setjmp.h
View File

@ -1,4 +1,4 @@
/* Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. /* Copyright (C) 2000, 2001, 2002, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -57,7 +57,7 @@ typedef struct {
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((void *) (address) < (void *) (jmpbuf)->__gregs[__JB_GPR15]) ((void *) (address) < (void *) demangle ((jmpbuf)->__gregs[__JB_GPR15]))
#endif /* __S390_SETJMP_H__ */ #endif /* __S390_SETJMP_H__ */

4
sysdeps/sh/bits/setjmp.h
View File

@ -50,7 +50,7 @@ typedef struct
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((void *) (address) < (void *) (jmpbuf)[0].__regs[7]) ((void *) (address) < (void *) demangle ((jmpbuf)[0].__regs[7]))
#endif /* bits/setjmp.h */ #endif /* bits/setjmp.h */

6
sysdeps/sparc/sparc32/bits/setjmp.h
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. /* Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -34,5 +34,5 @@ typedef int __jmp_buf[3];
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((int) (address) < (jmpbuf)[JB_SP]) ((int) (address) < demangle ((jmpbuf)[JB_SP]))

6
sysdeps/unix/sysv/linux/ia64/bits/setjmp.h
View File

@ -1,5 +1,5 @@
/* Define the machine-dependent type `jmp_buf'. Linux/IA-64 version. /* Define the machine-dependent type `jmp_buf'. Linux/IA-64 version.
Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc. Copyright (C) 1999, 2000, 2003, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>. Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
@ -34,7 +34,7 @@ typedef long __jmp_buf[_JBLEN] __attribute__ ((aligned (16))); /* guarantees 128
/* Test if longjmp to JMPBUF would unwind the frame containing a local /* Test if longjmp to JMPBUF would unwind the frame containing a local
variable at ADDRESS. */ variable at ADDRESS. */
#define _JMPBUF_UNWINDS(_jmpbuf, _address) \ #define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \
((void *)(_address) < (void *)(((long *)_jmpbuf)[0])) ((void *) (_address) < (void *) demangle (((long int *) _jmpbuf)[0]))
#endif /* bits/setjmp.h */ #endif /* bits/setjmp.h */

2
sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h
View File

@ -183,7 +183,7 @@
# define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) # define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg)
# else # else
# define PTR_MANGLE(var) \ # define PTR_MANGLE(var) \
(var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) (var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
# define PTR_DEMANGLE(var) PTR_MANGLE (var) # define PTR_DEMANGLE(var) PTR_MANGLE (var)
# endif # endif
#endif #endif

10
sysdeps/unix/sysv/linux/sparc/bits/setjmp.h
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997,1999,2000,2003 Free Software Foundation, Inc. /* Copyright (C) 1997,1999,2000,2003, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -59,8 +59,8 @@ typedef struct __sparc64_jmp_buf
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((unsigned long int) (address) < (jmpbuf)->uc_mcontext.mc_fp) ((unsigned long int) (address) < demangle ((jmpbuf)->uc_mcontext.mc_fp))
#else #else
@ -76,8 +76,8 @@ typedef int __jmp_buf[3];
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \ #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((int) (address) < (jmpbuf)[JB_SP]) ((int) (address) < demangle ((jmpbuf)[JB_SP]))
#endif #endif

10
sysdeps/x86_64/bits/setjmp.h
View File

@ -1,4 +1,4 @@
/* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. /* Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -67,11 +67,11 @@ typedef int __jmp_buf[6];
/* Test if longjmp to JMPBUF would unwind the frame /* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */ containing a local variable at ADDRESS. */
# if __WORDSIZE == 64 # if __WORDSIZE == 64
# define _JMPBUF_UNWINDS(jmpbuf, address) \ # define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((void *) (address) < (void *) (jmpbuf)[JB_RSP]) ((void *) (address) < (void *) demangle ((jmpbuf)[JB_RSP]))
# else # else
# define _JMPBUF_UNWINDS(jmpbuf, address) \ # define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
((void *) (address) < (void *) (jmpbuf)[JB_SP]) ((void *) (address) < (void *) demangle ((jmpbuf)[JB_SP]))
# endif # endif
#endif #endif