chromium/third_party/xnnpack/src/src/configs/prelu-config.c

// Copyright 2023 Google LLC
//
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree.

#include <assert.h>
#include <stddef.h>

#ifdef _WIN32
  #include <windows.h>
#else
  #include <pthread.h>
#endif

#include "xnnpack/common.h"
#include "xnnpack/config.h"
#include "xnnpack/microfnptr.h"
#include "xnnpack/prelu.h"

static struct xnn_prelu_config f16_prelu_config = …;
static struct xnn_prelu_config f32_prelu_config = …;

#if XNN_PLATFORM_WINDOWS
  static INIT_ONCE init_guard_f16_prelu = INIT_ONCE_STATIC_INIT;
  static INIT_ONCE init_guard_f32_prelu = INIT_ONCE_STATIC_INIT;
#else
  static pthread_once_t init_guard_f16_prelu = …;
  static pthread_once_t init_guard_f32_prelu = …;
#endif

static void init_f16_prelu_config(void) { … }

static void init_f32_prelu_config(void) { … }

#if XNN_PLATFORM_WINDOWS
  static BOOL CALLBACK init_f16_prelu_config_windows(PINIT_ONCE init_once, PVOID parameter, PVOID* context) {
    init_f16_prelu_config();
    return TRUE;
  }

  static BOOL CALLBACK init_f32_prelu_config_windows(PINIT_ONCE init_once, PVOID parameter, PVOID* context) {
    init_f32_prelu_config();
    return TRUE;
  }
#endif

const struct xnn_prelu_config* xnn_init_f16_prelu_config() { … }

const struct xnn_prelu_config* xnn_init_f32_prelu_config() { … }