NEURON
open64features.h
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1 /*
2 Copyright 2010-2011, D. E. Shaw Research.
3 All rights reserved.
4 
5 Redistribution and use in source and binary forms, with or without
6 modification, are permitted provided that the following conditions are
7 met:
8 
9 * Redistributions of source code must retain the above copyright
10  notice, this list of conditions, and the following disclaimer.
11 
12 * Redistributions in binary form must reproduce the above copyright
13  notice, this list of conditions, and the following disclaimer in the
14  documentation and/or other materials provided with the distribution.
15 
16 * Neither the name of D. E. Shaw Research nor the names of its
17  contributors may be used to endorse or promote products derived from
18  this software without specific prior written permission.
19 
20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32 #ifndef __open64features_dot_hpp
33 #define __open64features_dot_hpp
34 
35 /* The gcc features are mostly right. We just override a few and then include gccfeatures.h */
36 
37 /* Open64 4.2.3 and 4.2.4 accept the __uint128_t code without complaint
38  but produce incorrect code for 64-bit philox. The MULHILO64_ASM
39  seems to work fine */
40 #ifndef R123_USE_GNU_UINT128
41 #define R123_USE_GNU_UINT128 0
42 #endif
43 
44 #ifndef R123_USE_MULHILO64_ASM
45 #define R123_USE_MULHILO64_ASM 1
46 #endif
47 
48 #include "gccfeatures.h"
49 
50 #endif