VirtualBox

source: vbox/trunk/src/VBox/Runtime/common/misc/setjmp.asm@ 8256

Last change on this file since 8256 was 8256, checked in by vboxsync, 17 years ago

rebranding, eol

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File size: 2.8 KB
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1; $Id: setjmp.asm 8256 2008-04-21 20:53:28Z vboxsync $
2;; @file
3; IPRT - No-CRT setjmp & longjmp - AMD64 & X86.
4;
5
6;
7; Copyright (C) 2006-2007 Sun Microsystems, Inc.
8;
9; This file is part of VirtualBox Open Source Edition (OSE), as
10; available from http://www.virtualbox.org. This file is free software;
11; you can redistribute it and/or modify it under the terms of the GNU
12; General Public License (GPL) as published by the Free Software
13; Foundation, in version 2 as it comes in the "COPYING" file of the
14; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16;
17; The contents of this file may alternatively be used under the terms
18; of the Common Development and Distribution License Version 1.0
19; (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20; VirtualBox OSE distribution, in which case the provisions of the
21; CDDL are applicable instead of those of the GPL.
22;
23; You may elect to license modified versions of this file under the
24; terms and conditions of either the GPL or the CDDL or both.
25;
26; Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
27; Clara, CA 95054 USA or visit http://www.sun.com if you need
28; additional information or have any questions.
29;
30
31%include "iprt/asmdefs.mac"
32
33
34BEGINCODE
35
36
37BEGINPROC RT_NOCRT(setjmp)
38%ifdef RT_ARCH_AMD64
39 mov rax, [rsp]
40 mov [rdi + 00h], rax ; rip
41 lea rcx, [rsp + 8]
42 mov [rdi + 08h], rcx ; rsp
43 mov [rdi + 10h], rbp
44 mov [rdi + 18h], r15
45 mov [rdi + 20h], r14
46 mov [rdi + 28h], r13
47 mov [rdi + 30h], r12
48 mov [rdi + 38h], rbx
49%else
50 mov edx, [esp + 4h]
51 mov eax, [esp]
52 mov [edx + 00h], eax ; eip
53 lea ecx, [esp + 4h]
54 mov [edx + 04h], ecx ; esp
55 mov [edx + 08h], ebp
56 mov [edx + 0ch], ebx
57 mov [edx + 10h], edi
58 mov [edx + 14h], esi
59%endif
60 xor eax, eax
61 ret
62ENDPROC RT_NOCRT(setjmp)
63
64
65BEGINPROC RT_NOCRT(longjmp)
66%ifdef RT_ARCH_AMD64
67 mov rbx, [rdi + 38h]
68 mov r12, [rdi + 30h]
69 mov r13, [rdi + 28h]
70 mov r14, [rdi + 20h]
71 mov r15, [rdi + 18h]
72 mov rbp, [rdi + 10h]
73 mov eax, esi
74 test eax, eax
75 jnz .fine
76 inc al
77.fine:
78 mov rsp, [rdi + 08h]
79 jmp qword [rdi + 00h]
80%else
81 mov edx, [esp + 4h]
82 mov eax, [esp + 8h]
83 mov esi, [edx + 14h]
84 mov edi, [edx + 10h]
85 mov ebx, [edx + 0ch]
86 mov ebp, [edx + 08h]
87 test eax, eax
88 jnz .fine
89 inc al
90.fine:
91 mov esp, [edx + 04h]
92 jmp dword [edx + 00h]
93%endif
94ENDPROC RT_NOCRT(longjmp)
95
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