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* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h (PTR_MANGLE,

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PTR_MANGLE2, PTR_DEMANGLE, PTR_DEMANGLE2): Define.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h (PTR_MANGLE,
	PTR_MANGLE2, PTR_DEMANGLE, PTR_DEMANGLE2): Define.
	* sysdeps/unix/sysv/linux/sparc/bits/setjmp.h [__WORDSIZE == 64]
	(_JMPBUF_UNWINDS): Don't demangle uc_mcontext.mc_fp.
	* sysdeps/sparc/sparc32/setjmp.S (__sigsetjmp): Mangle %fp, %sp
	and %o7.
	* sysdeps/sparc/sparc32/__longjmp.S (__longjmp): Demangle %fp, %sp
	and %o7.

2006-01-02  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h (PTR_MANGLE2):
	Define.
	* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h (PTR_MANGLE2):
	Likewise.
	* sysdeps/s390/s390-32/__longjmp.c (__longjmp): Demangle also %r15.
	* sysdeps/s390/s390-64/__longjmp.c (__longjmp): Likewise.
	* sysdeps/s390/s390-32/setjmp.S (__sigsetjmp): Mangle also %r15.
	* sysdeps/s390/s390-32/elf/setjmp.S (__sigsetjmp): Likewise.
	* sysdeps/s390/s390-64/setjmp.S (__sigsetjmp): Likewise.
	* sysdeps/s390/s390-64/elf/setjmp.S (__sigsetjmp): Likewise.

	* sysdeps/s390/bits/setjmp.h (__jmp_buf): Add __s390_jmp_buf
	struct tag to make C++ happy.

2006-01-02  Ulrich Drepper  <drepper@redhat.com>

	* posix/Makefile ($(objpfx)annexc.out): Move -I.. to the end of
	the include list.
This commit is contained in:
Ulrich Drepper
2006-01-02 20:57:43 +00:00
parent cc792128be
commit 305bb37e1e
23 changed files with 199 additions and 60 deletions
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22
sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h
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@@ -1,4 +1,4 @@
/* Copyright (C) 1997, 2002, 2003, 2004 Free Software Foundation, Inc.
/* Copyright (C) 1997, 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Miguel de Icaza <miguel@gnu.ai.mit.edu>, January 1997.
@@ -214,4 +214,24 @@ SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler) \
#endif /* __ASSEMBLER__ */
/* Pointer mangling support. */
#if defined NOT_IN_libc && defined IS_IN_rtld
/* We cannot use the thread descriptor because in ld.so we use setjmp
earlier than the descriptor is initialized. */
#else
# ifdef __ASSEMBLER__
# define PTR_MANGLE(dreg, reg, tmpreg) \
ld [%g7 + POINTER_GUARD], tmpreg; \
xor reg, tmpreg, dreg
# define PTR_DEMANGLE(dreg, reg, tmpreg) PTR_MANGLE (dreg, reg, tmpreg)
# define PTR_MANGLE2(dreg, reg, tmpreg) \
xor reg, tmpreg, dreg
# define PTR_DEMANGLE2(dreg, reg, tmpreg) PTR_MANGLE2 (dreg, reg, tmpreg)
# else
# define PTR_MANGLE(var) \
(var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
# define PTR_DEMANGLE(var) PTR_MANGLE (var)
# endif
#endif
#endif /* linux/sparc/sysdep.h */