Mercurial > hg > CbC > CbC_gcc
comparison libgcc/config/rx/rx-abi-functions.c @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
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date | Fri, 12 Feb 2010 23:39:51 +0900 |
parents | |
children | 04ced10e8804 |
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52:c156f1bd5cd9 | 55:77e2b8dfacca |
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1 /* RX C ABI functions | |
2 Copyright (C) 2009 Free Software Foundation, Inc. | |
3 Contributed by Red Hat. | |
4 | |
5 This file is part of GCC. | |
6 | |
7 GCC is free software; you can redistribute it and/or modify | |
8 it under the terms of the GNU General Public License as published by | |
9 the Free Software Foundation; either version 3, or (at your option) | |
10 any later version. | |
11 | |
12 GCC is distributed in the hope that it will be useful, | |
13 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 GNU General Public License for more details. | |
16 | |
17 Under Section 7 of GPL version 3, you are granted additional | |
18 permissions described in the GCC Runtime Library Exception, version | |
19 3.1, as published by the Free Software Foundation. | |
20 | |
21 You should have received a copy of the GNU General Public License | |
22 along with GCC; see the file COPYING3. If not see | |
23 <http://www.gnu.org/licenses/>. */ | |
24 | |
25 | |
26 /* The RX C ABI includes the specification of a set of compiler support | |
27 functions. Libgcc2 includes some of them, although the names have to | |
28 be changed (see rx-abi.h), and the rest are defined here. | |
29 | |
30 FIXME: Given that FINE_GRAINED_LIBRARIES is defined we ought to consider | |
31 compiling this file multiple times with one function per iteration being | |
32 compiled. */ | |
33 | |
34 #ifdef __RX_64BIT_DOUBLES__ | |
35 | |
36 int _COM_CMPLTd (double a, double b) { return __ltdf2 (a, b) == -1; } | |
37 int _COM_CMPGTd (double a, double b) { return __gtdf2 (a, b) == 1; } | |
38 int _COM_CMPLEd (double a, double b) { return __ledf2 (a, b) != 1; } | |
39 int _COM_CMPGEd (double a, double b) { return __gedf2 (a, b) != -1; } | |
40 int _COM_CMPEQd (double a, double b) { return __eqdf2 (a, b) == 0; } | |
41 int _COM_CMPNEd (double a, double b) { return __nedf2 (a, b) != 0; } | |
42 | |
43 int _COM_CMPLTf (double, double) __attribute__ ((weak, alias ("_COM_CMPLTd"))); | |
44 int _COM_CMPGTf (double, double) __attribute__ ((weak, alias ("_COM_CMPGTd"))); | |
45 int _COM_CMPLEf (double, double) __attribute__ ((weak, alias ("_COM_CMPLEd"))); | |
46 int _COM_CMPGEf (double, double) __attribute__ ((weak, alias ("_COM_CMPGEd"))); | |
47 int _COM_CMPEQf (double, double) __attribute__ ((weak, alias ("_COM_CMPEQd"))); | |
48 int _COM_CMPNEf (double, double) __attribute__ ((weak, alias ("_COM_CMPNEd"))); | |
49 | |
50 #else /* 32-bit doubles. */ | |
51 | |
52 double _COM_CONVfd (float a) { return a; } | |
53 float _COM_CONVdf (double a) { return a; } | |
54 | |
55 int _COM_CMPLTd (double a, double b) __attribute__ ((weak, alias ("_COM_CMPLTf"))); | |
56 int _COM_CMPGTd (double a, double b) __attribute__ ((weak, alias ("_COM_CMPGTf"))); | |
57 int _COM_CMPLEd (double a, double b) __attribute__ ((weak, alias ("_COM_CMPLEf"))); | |
58 int _COM_CMPGEd (double a, double b) __attribute__ ((weak, alias ("_COM_CMPGEf"))); | |
59 int _COM_CMPEQd (double a, double b) __attribute__ ((weak, alias ("_COM_CMPEQf"))); | |
60 int _COM_CMPNEd (double a, double b) __attribute__ ((weak, alias ("_COM_CMPNEf"))); | |
61 | |
62 signed long long _COM_CONVd64s (double a) { return (signed long long) a; } | |
63 unsigned long long _COM_CONVd64u (double a) { return (unsigned long long) a; } | |
64 | |
65 int _COM_CMPLTf (float a, float b) { return __ltsf2 (a, b) == -1; } | |
66 int _COM_CMPGTf (float a, float b) { return __gtsf2 (a, b) == 1; } | |
67 int _COM_CMPLEf (float a, float b) { return __lesf2 (a, b) != 1; } | |
68 int _COM_CMPGEf (float a, float b) { return __gesf2 (a, b) != -1; } | |
69 int _COM_CMPEQf (float a, float b) { return __eqsf2 (a, b) == 0; } | |
70 int _COM_CMPNEf (float a, float b) { return __nesf2 (a, b) != 0; } | |
71 | |
72 #endif /* 64-bit vs 32-bit doubles. */ | |
73 | |
74 double _COM_CONV64sd (signed long long a) { return (double) a; } | |
75 double _COM_CONV64ud (unsigned long long a) { return (double) a; } | |
76 | |
77 extern int __cmpdi2 (long long, long long); | |
78 extern int __ucmpdi2 (long long, long long); | |
79 | |
80 int _COM_CMPLT64s (long long a, long long b) { return __cmpdi2 (a, b) == 0; } | |
81 int _COM_CMPLT64u (long long a, long long b) { return __ucmpdi2 (a, b) == 0; } | |
82 int _COM_CMPGT64s (long long a, long long b) { return __cmpdi2 (a, b) == 2; } | |
83 int _COM_CMPGT64u (long long a, long long b) { return __ucmpdi2 (a, b) == 2; } | |
84 int _COM_CMPLE64s (long long a, long long b) { return __cmpdi2 (a, b) != 2; } | |
85 int _COM_CMPLE64u (long long a, long long b) { return __ucmpdi2 (a, b) != 2; } | |
86 int _COM_CMPGE64s (long long a, long long b) { return __cmpdi2 (a, b) != 0; } | |
87 int _COM_CMPGE64u (long long a, long long b) { return __ucmpdi2 (a, b) != 0; } | |
88 int _COM_CMPEQ64 (long long a, long long b) { return __cmpdi2 (a, b) == 1; } | |
89 int _COM_CMPNE64 (long long a, long long b) { return __cmpdi2 (a, b) != 1; } | |
90 |