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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/x86_64/__longjmp.S
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'sysdeps/x86_64/__longjmp.S')
-rw-r--r--sysdeps/x86_64/__longjmp.S27
1 files changed, 15 insertions, 12 deletions
diff --git a/sysdeps/x86_64/__longjmp.S b/sysdeps/x86_64/__longjmp.S
index 9ed480c540..a68e7a8a4f 100644
--- a/sysdeps/x86_64/__longjmp.S
+++ b/sysdeps/x86_64/__longjmp.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2001,2004,2005,2006 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
@@ -17,9 +17,7 @@
    02111-1307 USA.  */
 
 #include <sysdep.h>
-#define _ASM
-#define _SETJMP_H
-#include <bits/setjmp.h>
+#include <jmpbuf-offsets.h>
 #include <asm-syntax.h>
 
 /* Jump to the position specified by ENV, causing the
@@ -27,28 +25,33 @@
    void __longjmp (__jmp_buf env, int val).  */
 ENTRY(__longjmp)
 	/* Restore registers.  */
+	movq (JB_RSP*8)(%rdi),%r8
+	movq (JB_RBP*8)(%rdi),%r9
+	movq (JB_PC*8)(%rdi),%rdx
+#ifdef PTR_DEMANGLE
+	PTR_DEMANGLE (%r8)
+	PTR_DEMANGLE (%r9)
+	PTR_DEMANGLE (%rdx)
+#endif
 	/* We add unwind information for the target here.  */
 	cfi_def_cfa(%rdi, 0)
+	cfi_register(%rsp,%r8)
+	cfi_register(%rbp,%r9)
+	cfi_register(%rip,%rdx)
 	cfi_offset(%rbx,JB_RBX*8)
 	cfi_offset(%rbp,JB_RBP*8)
 	cfi_offset(%r12,JB_R12*8)
 	cfi_offset(%r13,JB_R13*8)
 	cfi_offset(%r14,JB_R14*8)
 	cfi_offset(%r15,JB_R15*8)
-	cfi_offset(%rsp,JB_RSP*8)
-	cfi_offset(%rip,JB_PC*8)
 	movq (JB_RBX*8)(%rdi),%rbx
-	movq (JB_RBP*8)(%rdi),%rbp
 	movq (JB_R12*8)(%rdi),%r12
 	movq (JB_R13*8)(%rdi),%r13
 	movq (JB_R14*8)(%rdi),%r14
 	movq (JB_R15*8)(%rdi),%r15
 	/* Set return value for setjmp.  */
-	test %esi,%esi
-	mov $01,%eax
-	cmove %eax,%esi
 	mov %esi, %eax
-	movq (JB_PC*8)(%rdi),%rdx
-	movq (JB_RSP*8)(%rdi),%rsp
+	movq %r8,%rsp
+	movq %r9,%rbp
 	jmpq *%rdx
 END (BP_SYM (__longjmp))