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-rw-r--r--sysdeps/x86_64/__longjmp.S12
1 files changed, 11 insertions, 1 deletions
diff --git a/sysdeps/x86_64/__longjmp.S b/sysdeps/x86_64/__longjmp.S
index 1962b7f1aa..9ed480c540 100644
--- a/sysdeps/x86_64/__longjmp.S
+++ b/sysdeps/x86_64/__longjmp.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001 Free Software Foundation, Inc.
+/* Copyright (C) 2001, 2004 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
@@ -27,6 +27,16 @@
void __longjmp (__jmp_buf env, int val). */
ENTRY(__longjmp)
/* Restore registers. */
+ /* We add unwind information for the target here. */
+ cfi_def_cfa(%rdi, 0)
+ 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