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/*

 * ====================================================

 * Copyright (C) 2007 by Ellips BV. All rights reserved.

 *

 * Permission to use, copy, modify, and distribute this

 * software is freely granted, provided that this notice

 * is preserved.

 * ====================================================

 */

 /*

 **  jmp_buf:

 **   rbx rbp r12 r13 r14 r15 rsp rip

 **   0   8   16  24  32  40  48  56

 */

  #include "x86_64mach.h"

  .global SYM (setjmp)

  .global SYM (longjmp)

  SOTYPE_FUNCTION(setjmp)

  SOTYPE_FUNCTION(longjmp)

SYM (setjmp):

  movq    rbx,  0 (rdi)

  movq    rbp,  8 (rdi)

  movq    r12, 16 (rdi)

  movq    r13, 24 (rdi)

  movq    r14, 32 (rdi)

  movq    r15, 40 (rdi)

  leaq    8 (rsp), rax

  movq    rax, 48 (rdi)

  movq    (rsp), rax

  movq    rax, 56 (rdi)

  movq    $0, rax

  ret

SYM (longjmp):

  movq    rsi, rax        /* Return value */

  movq     8 (rdi), rbp

  __CLI

  movq    48 (rdi), rsp

  pushq   56 (rdi)

  movq     0 (rdi), rbx

  movq    16 (rdi), r12

  movq    24 (rdi), r13

  movq    32 (rdi), r14

  movq    40 (rdi), r15

  __STI

  ret