offload/languages/kernel/include/LanguageLaunch.h

//===-- LanguageLaunch.h - Language launch API declarations ---------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_OFFLOAD_LANGUAGES_KERNEL_INCLUDE_LANGUAGE_LAUNCH_H
#define LLVM_OFFLOAD_LANGUAGES_KERNEL_INCLUDE_LANGUAGE_LAUNCH_H

#include "Types.h"

#include <cstddef>
#include <cstdint>

extern "C" {

/// Push call configuration for kernel launch
unsigned __llvmPushCallConfiguration(dim3 __grid_size, dim3 __block_size,
                                     size_t __shared_memory = 0,
                                     void *__stream = 0);

/// Pop call configuration for kernel launch
unsigned __llvmPopCallConfiguration(dim3 *__grid_size, dim3 *__block_size,
                                    size_t *__shared_memory, void **__stream);

/// LLVM-style kernel launch entry point
unsigned llvmLaunchKernel(const char *KernelID, dim3 GridDim, dim3 BlockDim,
                          void *KernelArgsPtr, size_t DynamicSharedMem = 0,
                          void *Stream = 0);
}

#endif // LLVM_OFFLOAD_LANGUAGES_KERNEL_INCLUDE_LANGUAGE_LAUNCH_H