chromium/third_party/xnnpack/src/src/configs/spmm-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/microparams-init.h"
#include "xnnpack/spmm.h"

static struct xnn_spmm_config f16_spmm_config = …;
static struct xnn_spmm_config f32_spmm_config = …;
static struct xnn_spmm_config f32_spmm2_config = …;
static struct xnn_spmm_config f32_spmm4_config = …;

#if XNN_PLATFORM_WINDOWS
  static INIT_ONCE init_guard_f16_spmm = INIT_ONCE_STATIC_INIT;
  static INIT_ONCE init_guard_f32_spmm = INIT_ONCE_STATIC_INIT;
  static INIT_ONCE init_guard_f32_spmm2 = INIT_ONCE_STATIC_INIT;
  static INIT_ONCE init_guard_f32_spmm4 = INIT_ONCE_STATIC_INIT;
#else
  static pthread_once_t init_guard_f16_spmm = …;
  static pthread_once_t init_guard_f32_spmm = …;
  static pthread_once_t init_guard_f32_spmm2 = …;
  static pthread_once_t init_guard_f32_spmm4 = …;
#endif

static void init_f16_spmm_config(void) { … }

static void init_f32_spmm_config(void) { … }

static void init_f32_spmm2_config(void) { … }

static void init_f32_spmm4_config(void) { … }

#if XNN_PLATFORM_WINDOWS
  static BOOL CALLBACK init_f16_spmm_config_windows(PINIT_ONCE init_once, PVOID parameter, PVOID* context) {
    init_f16_spmm_config();
    return TRUE;
  }

  static BOOL CALLBACK init_f32_spmm_config_windows(PINIT_ONCE init_once, PVOID parameter, PVOID* context) {
    init_f32_spmm_config();
    return TRUE;
  }

  static BOOL CALLBACK init_f32_spmm2_config_windows(PINIT_ONCE init_once, PVOID parameter, PVOID* context) {
    init_f32_spmm2_config();
    return TRUE;
  }

  static BOOL CALLBACK init_f32_spmm4_config_windows(PINIT_ONCE init_once, PVOID parameter, PVOID* context) {
    init_f32_spmm4_config();
    return TRUE;
  }
#endif

const struct xnn_spmm_config* xnn_init_f16_spmm_config() { … }

const struct xnn_spmm_config* xnn_init_f32_spmm_config() { … }

const struct xnn_spmm_config* xnn_init_f32_spmm2_config() { … }

const struct xnn_spmm_config* xnn_init_f32_spmm4_config() { … }