LibreOffice Module bridges (master)  1
gcc3_macosx_x86-64/call.cxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 
3 /*
4  * This file is part of the LibreOffice project.
5  *
6  * This Source Code Form is subject to the terms of the Mozilla Public
7  * License, v. 2.0. If a copy of the MPL was not distributed with this
8  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
9  *
10  * This file incorporates work covered by the following license notice:
11  *
12  * Licensed to the Apache Software Foundation (ASF) under one or more
13  * contributor license agreements. See the NOTICE file distributed
14  * with this work for additional information regarding copyright
15  * ownership. The ASF licenses this file to you under the Apache
16  * License, Version 2.0 (the "License"); you may not use this file
17  * except in compliance with the License. You may obtain a copy of
18  * the License at http://www.apache.org/licenses/LICENSE-2.0 .
19  */
20 
21 #include <sal/config.h>
22 
23 #include "call.hxx"
24 
26 {
27  asm volatile
28  (
29  " subq $160, %rsp\n"
30 
31  " movq %r10, -152(%rbp) # Save (nVtableOffset << 32) + nFunctionIndex\n"
32 
33  " movq %rdi, -112(%rbp) # Save GP registers\n"
34  " movq %rsi, -104(%rbp)\n"
35  " movq %rdx, -96(%rbp)\n"
36  " movq %rcx, -88(%rbp)\n"
37  " movq %r8 , -80(%rbp)\n"
38  " movq %r9 , -72(%rbp)\n"
39 
40  " movsd %xmm0, -64(%rbp) # Save FP registers\n"
41  " movsd %xmm1, -56(%rbp)\n"
42  " movsd %xmm2, -48(%rbp)\n"
43  " movsd %xmm3, -40(%rbp)\n"
44  " movsd %xmm4, -32(%rbp)\n"
45  " movsd %xmm5, -24(%rbp)\n"
46  " movsd %xmm6, -16(%rbp)\n"
47  " movsd %xmm7, -8(%rbp)\n"
48 
49  " leaq -144(%rbp), %r9 # 6th param: sal_uInt64 * pRegisterReturn\n"
50  " leaq 16(%rbp), %r8 # 5rd param: void ** ovrflw\n"
51  " leaq -64(%rbp), %rcx # 4th param: void ** fpreg\n"
52  " leaq -112(%rbp), %rdx # 3rd param: void ** gpreg\n"
53  " movl -148(%rbp), %esi # 2nd param: sal_int32 nVtableOffset\n"
54  " movl -152(%rbp), %edi # 1st param: sal_int32 nFunctionIndex\n"
55 
56  " call _cpp_vtable_call\n"
57 
58  " testl %eax, %eax\n"
59  " je .Lfpint\n"
60  " jg .Lintfp\n"
61 
62  " movq -144(%rbp), %rax # Potential return value (general case)\n"
63  " movq -136(%rbp), %rdx # Potential return value (general case)\n"
64  " movq -144(%rbp), %xmm0 # Potential return value (general case)\n"
65  " movq -136(%rbp), %xmm1 # Potential return value (general case)\n"
66  " jmp .Lfinish\n"
67 
68  ".Lfpint:\n"
69  " movq -144(%rbp), %xmm0 # Return value (special fp and integer case)\n"
70  " movq -136(%rbp), %rax # Return value (special fp and integer case)\n"
71  " jmp .Lfinish\n"
72 
73  ".Lintfp:\n"
74  " movq -144(%rbp), %rax # Return value (special integer and fp case)\n"
75  " movq -136(%rbp), %xmm0 # Return value (special integer and fp case)\n"
76 
77  ".Lfinish:\n"
78  " addq $160, %rsp\n"
79  );
80 }
81 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
void privateSnippetExecutor()