diff options
Diffstat (limited to 'sysdeps/x86_64/__longjmp.S')
| -rw-r--r-- | sysdeps/x86_64/__longjmp.S | 27 |
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)) |