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.

diff --git a/sysdeps/alpha/nptl/jmpbuf-unwind.h b/sysdeps/alpha/nptl/jmpbuf-unwind.h
index 5cef8b1..83b7a01 100644 (file)
--- a/sysdeps/alpha/nptl/jmpbuf-unwind.h
+++ b/sysdeps/alpha/nptl/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_SP];
+#ifdef PTR_DEMANGLE
+  PTR_DEMANGLE (sp);
+#endif
+  return sp;
+}
+
 #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.  */
 #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)

diff --git a/sysdeps/mips/nptl/jmpbuf-unwind.h b/sysdeps/mips/nptl/jmpbuf-unwind.h
index 67cc969..9ee0310 100644 (file)
--- a/sysdeps/mips/nptl/jmpbuf-unwind.h
+++ b/sysdeps/mips/nptl/jmpbuf-unwind.h
@@ -19,12 +19,23 @@
 #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[0].__sp;
+#ifdef PTR_DEMANGLE
+  PTR_DEMANGLE (sp);
+#endif
+  return sp;
+}
+
 #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.  */
 #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)