1/*
2 * Copyright (c) 2014,2015 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20 * THE SOFTWARE.
21 */
22
23#include <clc/clc.h>
24
25#include "../clcmacro.h"
26
27_CLC_OVERLOAD _CLC_DEF float step(float edge, float x) {
28  return x < edge ? 0.0f : 1.0f;
29}
30
31_CLC_BINARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, float, step, float, float);
32
33_CLC_V_S_V_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, float, step, float, float);
34
35#ifdef cl_khr_fp64
36#pragma OPENCL EXTENSION cl_khr_fp64 : enable
37
38#define STEP_DEF(edge_type, x_type) \
39  _CLC_OVERLOAD _CLC_DEF x_type step(edge_type edge, x_type x) { \
40    return x < edge ? 0.0 : 1.0; \
41 }
42
43STEP_DEF(double, double);
44
45_CLC_BINARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, double, step, double, double);
46_CLC_V_S_V_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, double, step, double, double);
47
48#if !defined(CLC_SPIRV) && !defined(CLC_SPIRV64)
49STEP_DEF(float, double);
50STEP_DEF(double, float);
51
52_CLC_V_S_V_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, double, step, float, double);
53_CLC_V_S_V_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, float, step, double, float);
54#endif
55
56#endif
57