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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/i386/setjmp.S
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'sysdeps/i386/setjmp.S')
-rw-r--r--sysdeps/i386/setjmp.S21
1 files changed, 16 insertions, 5 deletions
diff --git a/sysdeps/i386/setjmp.S b/sysdeps/i386/setjmp.S
index e01d32b66c..56c3994f66 100644
--- a/sysdeps/i386/setjmp.S
+++ b/sysdeps/i386/setjmp.S
@@ -1,5 +1,6 @@
 /* setjmp for i386.
-   Copyright (C) 1995, 1996, 1997, 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1995,1996,1997,2000,2001,2005,2006
+	Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -18,9 +19,7 @@
    02111-1307 USA.  */
 
 #include <sysdep.h>
-#define _ASM
-#define _SETJMP_H
-#include <bits/setjmp.h>
+#include <jmpbuf-offsets.h>
 #include <asm-syntax.h>
 #include "bp-sym.h"
 #include "bp-asm.h"
@@ -40,12 +39,24 @@ ENTRY (BP_SYM (__sigsetjmp))
 	movl %esi, (JB_SI*4)(%eax)
 	movl %edi, (JB_DI*4)(%eax)
 	leal JMPBUF(%esp), %ecx	/* Save SP as it will be after we return.  */
+#ifdef PTR_MANGLE
+	PTR_MANGLE (%ecx)
+#endif
      	movl %ecx, (JB_SP*4)(%eax)
 	movl PCOFF(%esp), %ecx	/* Save PC we are returning to now.  */
+#ifdef PTR_MANGLE
+	PTR_MANGLE (%ecx)
+#endif
      	movl %ecx, (JB_PC*4)(%eax)
 	LEAVE /* pop frame pointer to prepare for tail-call.  */
 	movl %ebp, (JB_BP*4)(%eax) /* Save caller's frame pointer.  */
 
+#if defined NOT_IN_libc && defined IS_IN_rtld
+	/* In ld.so we never save the signal mask.  */
+	xorl %eax, %eax
+	ret
+#else
 	/* Make a tail call to __sigjmp_save; it takes the same args.  */
-	jmp BP_SYM (__sigjmp_save)
+	jmp __sigjmp_save
+#endif
 END (BP_SYM (__sigsetjmp))