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1 | /* Functions shipped in the ppc64 and x86_64 version of libgcc_s.1.dylib |
2 | in older Mac OS X versions, preserved for backwards compatibility. | |
3 | Copyright (C) 2006 Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GCC. | |
6 | ||
7 | GCC is free software; you can redistribute it and/or modify it under | |
8 | the terms of the GNU General Public License as published by the Free | |
9 | Software Foundation; either version 2, or (at your option) any later | |
10 | version. | |
11 | ||
12 | In addition to the permissions in the GNU General Public License, the | |
13 | Free Software Foundation gives you unlimited permission to link the | |
14 | compiled version of this file into combinations with other programs, | |
15 | and to distribute those combinations without any restriction coming | |
16 | from the use of this file. (The General Public License restrictions | |
17 | do apply in other respects; for example, they cover modification of | |
18 | the file, and distribution when not linked into a combine | |
19 | executable.) | |
20 | ||
21 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
22 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
23 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
24 | for more details. | |
25 | ||
26 | You should have received a copy of the GNU General Public License | |
27 | along with GCC; see the file COPYING. If not, write to the Free | |
28 | Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA | |
29 | 02110-1301, USA. */ | |
30 | ||
31 | #if defined (__ppc64__) || defined (__x86_64__) | |
32 | /* Many of these functions have probably never been used by anyone | |
33 | anywhere on these targets, but it's hard to prove this, so they're defined | |
34 | here. None are actually necessary, as demonstrated below by defining | |
35 | each function using the operation it implements. */ | |
36 | ||
37 | typedef long DI; | |
38 | typedef unsigned long uDI; | |
39 | typedef int SI; | |
40 | typedef unsigned int uSI; | |
41 | typedef int word_type __attribute__ ((mode (__word__))); | |
42 | ||
43 | DI __ashldi3 (DI x, word_type c); | |
44 | DI __ashrdi3 (DI x, word_type c); | |
45 | int __clzsi2 (uSI x); | |
46 | word_type __cmpdi2 (DI x, DI y); | |
47 | int __ctzsi2 (uSI x); | |
48 | DI __divdi3 (DI x, DI y); | |
49 | uDI __lshrdi3 (uDI x, word_type c); | |
50 | DI __moddi3 (DI x, DI y); | |
51 | DI __muldi3 (DI x, DI y); | |
52 | DI __negdi2 (DI x); | |
53 | int __paritysi2 (uSI x); | |
54 | int __popcountsi2 (uSI x); | |
55 | word_type __ucmpdi2 (uDI x, uDI y); | |
56 | uDI __udivdi3 (uDI x, uDI y); | |
57 | uDI __udivmoddi4 (uDI x, uDI y, uDI *r); | |
58 | uDI __umoddi3 (uDI x, uDI y); | |
59 | ||
60 | DI __ashldi3 (DI x, word_type c) { return x << c; } | |
61 | DI __ashrdi3 (DI x, word_type c) { return x >> c; } | |
62 | int __clzsi2 (uSI x) { return __builtin_clz (x); } | |
63 | word_type __cmpdi2 (DI x, DI y) { return x < y ? 0 : x == y ? 1 : 2; } | |
64 | int __ctzsi2 (uSI x) { return __builtin_ctz (x); } | |
65 | DI __divdi3 (DI x, DI y) { return x / y; } | |
66 | uDI __lshrdi3 (uDI x, word_type c) { return x >> c; } | |
67 | DI __moddi3 (DI x, DI y) { return x % y; } | |
68 | DI __muldi3 (DI x, DI y) { return x * y; } | |
69 | DI __negdi2 (DI x) { return -x; } | |
70 | int __paritysi2 (uSI x) { return __builtin_parity (x); } | |
71 | int __popcountsi2 (uSI x) { return __builtin_popcount (x); } | |
72 | word_type __ucmpdi2 (uDI x, uDI y) { return x < y ? 0 : x == y ? 1 : 2; } | |
73 | uDI __udivdi3 (uDI x, uDI y) { return x / y; } | |
74 | uDI __udivmoddi4 (uDI x, uDI y, uDI *r) { *r = x % y; return x / y; } | |
75 | uDI __umoddi3 (uDI x, uDI y) { return x % y; } | |
76 | ||
77 | #endif /* __ppc64__ || __x86_64__ */ |