xref: /aosp_15_r20/external/libjpeg-turbo/simd/arm/neon-compat.h.in (revision dfc6aa5c1cfd4bc4e2018dc74aa96e29ee49c6da)
1*dfc6aa5cSAndroid Build Coastguard Worker/*
2*dfc6aa5cSAndroid Build Coastguard Worker * Copyright (C) 2020, D. R. Commander.  All Rights Reserved.
3*dfc6aa5cSAndroid Build Coastguard Worker * Copyright (C) 2020-2021, Arm Limited.  All Rights Reserved.
4*dfc6aa5cSAndroid Build Coastguard Worker *
5*dfc6aa5cSAndroid Build Coastguard Worker * This software is provided 'as-is', without any express or implied
6*dfc6aa5cSAndroid Build Coastguard Worker * warranty.  In no event will the authors be held liable for any damages
7*dfc6aa5cSAndroid Build Coastguard Worker * arising from the use of this software.
8*dfc6aa5cSAndroid Build Coastguard Worker *
9*dfc6aa5cSAndroid Build Coastguard Worker * Permission is granted to anyone to use this software for any purpose,
10*dfc6aa5cSAndroid Build Coastguard Worker * including commercial applications, and to alter it and redistribute it
11*dfc6aa5cSAndroid Build Coastguard Worker * freely, subject to the following restrictions:
12*dfc6aa5cSAndroid Build Coastguard Worker *
13*dfc6aa5cSAndroid Build Coastguard Worker * 1. The origin of this software must not be misrepresented; you must not
14*dfc6aa5cSAndroid Build Coastguard Worker *    claim that you wrote the original software. If you use this software
15*dfc6aa5cSAndroid Build Coastguard Worker *    in a product, an acknowledgment in the product documentation would be
16*dfc6aa5cSAndroid Build Coastguard Worker *    appreciated but is not required.
17*dfc6aa5cSAndroid Build Coastguard Worker * 2. Altered source versions must be plainly marked as such, and must not be
18*dfc6aa5cSAndroid Build Coastguard Worker *    misrepresented as being the original software.
19*dfc6aa5cSAndroid Build Coastguard Worker * 3. This notice may not be removed or altered from any source distribution.
20*dfc6aa5cSAndroid Build Coastguard Worker */
21*dfc6aa5cSAndroid Build Coastguard Worker
22*dfc6aa5cSAndroid Build Coastguard Worker#cmakedefine HAVE_VLD1_S16_X3
23*dfc6aa5cSAndroid Build Coastguard Worker#cmakedefine HAVE_VLD1_U16_X2
24*dfc6aa5cSAndroid Build Coastguard Worker#cmakedefine HAVE_VLD1Q_U8_X4
25*dfc6aa5cSAndroid Build Coastguard Worker
26*dfc6aa5cSAndroid Build Coastguard Worker/* Define compiler-independent count-leading-zeros and byte-swap macros */
27*dfc6aa5cSAndroid Build Coastguard Worker#if defined(_MSC_VER) && !defined(__clang__)
28*dfc6aa5cSAndroid Build Coastguard Worker#define BUILTIN_CLZ(x)  _CountLeadingZeros(x)
29*dfc6aa5cSAndroid Build Coastguard Worker#define BUILTIN_CLZLL(x)  _CountLeadingZeros64(x)
30*dfc6aa5cSAndroid Build Coastguard Worker#define BUILTIN_BSWAP64(x)  _byteswap_uint64(x)
31*dfc6aa5cSAndroid Build Coastguard Worker#elif defined(__clang__) || defined(__GNUC__)
32*dfc6aa5cSAndroid Build Coastguard Worker#define BUILTIN_CLZ(x)  __builtin_clz(x)
33*dfc6aa5cSAndroid Build Coastguard Worker#define BUILTIN_CLZLL(x)  __builtin_clzll(x)
34*dfc6aa5cSAndroid Build Coastguard Worker#define BUILTIN_BSWAP64(x)  __builtin_bswap64(x)
35*dfc6aa5cSAndroid Build Coastguard Worker#else
36*dfc6aa5cSAndroid Build Coastguard Worker#error "Unknown compiler"
37*dfc6aa5cSAndroid Build Coastguard Worker#endif
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