amd-builtins/subgroup/subany.cl

/*
 * Copyright (c) 2014 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#pragma OPENCL EXTENSION cl_khr_subgroups : enable

extern __attribute__((pure)) uint __hsail_activelanecount_wavewidth_u32_b1(bool);

#ifdef __clang__
__attribute__((overloadable))
#endif
__attribute__((always_inline)) int
sub_group_all(int predicate)
{
    return __hsail_activelanecount_wavewidth_u32_b1(predicate != 0) == __hsail_activelanecount_wavewidth_u32_b1(true);
}

#ifdef __clang__
__attribute__((overloadable))
#endif
__attribute__((always_inline)) int
sub_group_any(int predicate)
{
    return __hsail_activelanecount_wavewidth_u32_b1(predicate != 0) != 0;
}