EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/X64/LongJump.asm

   1 ; Copyright (c) 2004, Intel Corporation. All rights reserved.<BR>
   2 ; This program and the accompanying materials
   3 ; are licensed and made available under the terms and conditions of the BSD License
   4 ; which accompanies this distribution.  The full text of the license may be found at
   5 ; http://opensource.org/licenses/bsd-license.php
   6 ;
   7 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
   8 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
   9 ;
  10 ; Module Name:
  11 ;
  12 ;   LongJump.Asm
  13 ;
  14 ; Abstract:
  15 ;
  16 ;   Implementation of _LongJump() on x64.
  17 ;
  18 ;------------------------------------------------------------------------------
  19
  20     .code
  21
  22 ;------------------------------------------------------------------------------
  23 ; VOID
  24 ; EFIAPI
  25 ; InternalLongJump (
  26 ;   IN      BASE_LIBRARY_JUMP_BUFFER  *JumpBuffer,
  27 ;   IN      UINTN                     Value
  28 ;   );
  29 ;------------------------------------------------------------------------------
  30 InternalLongJump    PROC
  31     mov     rbx, [rcx]
  32     mov     rsp, [rcx + 8]
  33     mov     rbp, [rcx + 10h]
  34     mov     rdi, [rcx + 18h]
  35     mov     rsi, [rcx + 20h]
  36     mov     r12, [rcx + 28h]
  37     mov     r13, [rcx + 30h]
  38     mov     r14, [rcx + 38h]
  39     mov     r15, [rcx + 40h]
  40     mov     rax, rdx                    ; set return value
  41     jmp     qword ptr [rcx + 48h]
  42 InternalLongJump    ENDP
  43
  44     END