Updated to fedora-glibc-20051220T1028

3 files changed, 47 insertions, 13 deletions

diff --git a/sysdeps/s390/s390-32/__longjmp.c b/sysdeps/s390/s390-32/__longjmp.c
index c1b977cd49..07814e080a 100644
--- a/sysdeps/s390/s390-32/__longjmp.c
+++ b/sysdeps/s390/s390-32/__longjmp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
 
@@ -29,14 +29,24 @@
 void
 __longjmp (__jmp_buf env, int val)
 {
-   /* Restore registers and jump back.  */
-   asm volatile ("lr   %%r2,%0\n\t"	  /* PUT val in grp 2.  */
-		 "ld   %%f6,48(%1)\n\t"
-		 "ld   %%f4,40(%1)\n\t"
-		 "lm   %%r6,%%r15,0(%1)\n\t"
-		 "br   %%r14"
-		 : : "r" (val == 0 ? 1 : val),
-		 "a" (env) : "2" );
+#ifdef PTR_DEMANGLE
+  register uintptr_t r5 __asm ("%r5") = THREAD_GET_POINTER_GUARD ();
+#endif
+  /* Restore registers and jump back.  */
+  asm volatile ("lr   %%r2,%0\n\t"	  /* PUT val in grp 2.  */
+		"ld   %%f6,48(%1)\n\t"
+		"ld   %%f4,40(%1)\n\t"
+		"lm   %%r6,%%r15,0(%1)\n\t"
+#ifdef PTR_DEMANGLE
+		"xr   %%r14,%2\n\t"
+#endif
+		"br   %%r14"
+		: : "r" (val == 0 ? 1 : val),
+		    "a" (env)
+#ifdef PTR_DEMANGLE
+		    , "r" (r5)
+#endif
+		: "2" );
 
   /* Avoid `volatile function does return' warnings.  */
   for (;;);
diff --git a/sysdeps/s390/s390-32/elf/setjmp.S b/sysdeps/s390/s390-32/elf/setjmp.S
index 0d1fa8e41d..f3ca8af6c2 100644
--- a/sysdeps/s390/s390-32/elf/setjmp.S
+++ b/sysdeps/s390/s390-32/elf/setjmp.S
@@ -1,5 +1,5 @@
 /* setjmp for s390, ELF version.
-   Copyright (C) 2000, 2002 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2002, 2005 Free Software Foundation, Inc.
    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
    This file is part of the GNU C Library.
 
@@ -46,10 +46,22 @@ END (__setjmp)
 
 ENTRY(__sigsetjmp)
 .Linternal_sigsetjmp:
+#ifdef PTR_MANGLE
+	stm    %r6,%r13,0(%r2)      /* store registers in jmp_buf */
+	lr     %r4,%r14
+	PTR_MANGLE (%r4, %r5)
+	st     %r4,32(%r2)
+	st     %r15,36(%r2)
+#else
 	stm    %r6,%r15,0(%r2)      /* store registers in jmp_buf */
+#endif
 	std    %f4,40(%r2)
 	std    %f6,48(%r2)
-#ifdef PIC
+#if defined NOT_IN_libc && defined IS_IN_rtld
+	/* In ld.so we never save the signal mask.  */
+	lhi    %r2,0
+	br     %r14
+#elif defined PIC
 	/* We cannot use the PLT, because it requires that %r12 be set, but
 	   we can't save and restore our caller's value.  Instead, we do an
 	   indirect jump through the GOT. */
diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S
index dc4862b2a6..a438595945 100644
--- a/sysdeps/s390/s390-32/setjmp.S
+++ b/sysdeps/s390/s390-32/setjmp.S
@@ -1,5 +1,5 @@
 /*
-   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc.
    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
    This file is part of the GNU C Library.
 
@@ -29,10 +29,22 @@
 /* R2 = pointer to jmp_buf, R3 = savemask */
 
 ENTRY(__sigsetjmp)
+#ifdef PTR_MANGLE
+	stm    %r6,%r13,0(%r2)      /* store registers in jmp_buf */
+	lr     %r4,%r14
+	PTR_MANGLE (%r4, %r5)
+	st     %r4,32(%r2)
+	st     %r15,36(%r2)
+#else
 	stm    %r6,%r15,0(%r2)      /* store registers in jmp_buf */
+#endif
 	std    %f4,40(%r2)
 	std    %f6,48(%r2)
-#ifdef PIC
+#if defined NOT_IN_libc && defined IS_IN_rtld
+	/* In ld.so we never save the signal mask.  */
+	lhi    %r2,0
+	br     %r14
+#elif defined PIC
 	/* We cannot use the PLT, because it requires that %r12 be set, but
 	   we can't save and restore our caller's value.  Instead, we do an
 	   indirect jump through the GOT. */