summaryrefslogtreecommitdiff
path: root/EDK/Foundation/Library/EdkIIGlueLib/Library/BaseLib/X64/SetJump.asm
blob: 78d238a0fc41003ea3558075f1b4599a61245d7b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
; Copyright (c) 2004, Intel Corporation                                                         
; All rights reserved. This program and the accompanying materials                          
; are licensed and made available under the terms and conditions of the BSD License         
; which accompanies this distribution.  The full text of the license may be found at        
; http://opensource.org/licenses/bsd-license.php                                            
;                                                                                           
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.    
;
; Module Name:
;
;   SetJump.Asm
;
; Abstract:
;
;   Implementation of SetJump() on x64.
;
;------------------------------------------------------------------------------

    .code

EXTERNDEF   InternalAssertJumpBuffer:PROC

;------------------------------------------------------------------------------
; UINTN
; EFIAPI
; SetJump (
;   OUT     BASE_LIBRARY_JUMP_BUFFER  *JumpBuffer
;   );
;------------------------------------------------------------------------------
SetJump     PROC
    push    rcx
    add     rsp, -20h
    call    InternalAssertJumpBuffer
    add     rsp, 20h
    pop     rcx
    pop     rdx
    mov     [rcx], rbx
    mov     [rcx + 8], rsp
    mov     [rcx + 10h], rbp
    mov     [rcx + 18h], rdi
    mov     [rcx + 20h], rsi
    mov     [rcx + 28h], r12
    mov     [rcx + 30h], r13
    mov     [rcx + 38h], r14
    mov     [rcx + 40h], r15
    mov     [rcx + 48h], rdx
    xor     rax, rax
    jmp     rdx
SetJump     ENDP

    END