1/*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20/*!
21 * \file builtin_fp16.h
22 * \brief Functions for conversion between fp32 and fp16
23 */
24#ifndef TVM_RUNTIME_BUILTIN_FP16_H_
25#define TVM_RUNTIME_BUILTIN_FP16_H_
26
27#include <tvm/runtime/c_runtime_api.h>
28
29#include <cstdint>
30
31extern "C" {
32TVM_DLL uint16_t __gnu_f2h_ieee(float);
33TVM_DLL float __gnu_h2f_ieee(uint16_t);
34TVM_DLL uint16_t __truncsfhf2(float v);
35TVM_DLL uint16_t __truncdfhf2(double v);
36TVM_DLL float __extendhfsf2(uint16_t v);
37}
38
39#endif // TVM_RUNTIME_BUILTIN_FP16_H_
40