cuda_toolkit/bin/crt/link.stub

/*
 * NVIDIA_COPYRIGHT_BEGIN
 *
 * Copyright (c) 2011-2023, NVIDIA CORPORATION.  All rights reserved.
 *
 * NVIDIA CORPORATION and its licensors retain all intellectual property
 * and proprietary rights in and to this software, related documentation
 * and any modifications thereto.  Any use, reproduction, disclosure or
 * distribution of this software and related documentation without an express
 * license agreement from NVIDIA CORPORATION is strictly prohibited.
 *
 * NVIDIA_COPYRIGHT_END
 */

#if !defined(__CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS__)
#if defined(_MSC_VER)
#pragma message("crt/link.stub is an internal header file and must not be used directly.  Please use cuda_runtime_api.h or cuda_runtime.h instead.")
#else
#warning "crt/link.stub is an internal header file and must not be used directly.  Please use cuda_runtime_api.h or cuda_runtime.h instead."
#endif
#define __CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS__
#define __UNDEF_CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS_LINK_STUB__
#endif

#include <stddef.h> /* for size_t */
#include "crt/host_defines.h"

#if defined(__GNUC__)
#if defined(__clang__) || (!defined(__PGIC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)))
#pragma GCC diagnostic push
#endif
#if defined(__clang__) || (!defined(__PGIC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2)))
#pragma GCC diagnostic ignored "-Wcast-qual"
#pragma GCC diagnostic ignored "-Wunused-parameter"
#pragma GCC diagnostic ignored "-Wunused-variable"
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
#endif

static void **__cudaFatCubinHandle;
extern "C" {
extern void** CUDARTAPI __cudaRegisterFatBinary(
  void *fatCubin
);

extern void CUDARTAPI __cudaRegisterFatBinaryEnd(
  void **fatCubinHandle
);

extern void CUDARTAPI __cudaUnregisterFatBinary(
  void **fatCubinHandle
);
static void __cudaUnregisterBinaryUtil(void)
{
  __cudaUnregisterFatBinary(__cudaFatCubinHandle);
}
#if defined(__HORIZON__)

#define atexit(p)

#elif defined(__GNUC__) && !defined(__ANDROID__)

#if __cplusplus >= 202002L

extern int atexit(void(*)(void)) noexcept;

#else /* __cplusplus < 202002L */

extern int atexit(void(*)(void)) throw();

#endif /* __cplusplus >= 202002L */

#else /* __GNUC__ && !__ANDROID__ */

extern int __cdecl atexit(void(__cdecl *)(void));

#endif /* __GNUC__ && !__ANDROID__ */

}

#include <fatbinary_section.h>

static inline void __cudaRegisterLinkedBinary (const __fatBinC_Wrapper_t *prelinked_fatbinc, void (*callback_fp)(void **), void *);

#define __REGISTERFUNCNAME_CORE(X) __cudaRegisterLinkedBinary##X
#define __REGISTERFUNCNAME(X) __REGISTERFUNCNAME_CORE(X)
#define __DEFSTRNAME_CORE(X) def_module_id_str##X
#define __DEFSTRNAME(X) __DEFSTRNAME_CORE(X)
#define __TO_STRING_CORE(X) #X
#define __TO_STRING(X) __TO_STRING_CORE(X)
#define __FATIDNAME_CORE(X) __fatbinwrap##X
#define __FATIDNAME(X) __FATIDNAME_CORE(X)

#if defined(_WIN32)
#define DEFINE_REGISTER_FUNC(id) \
extern const __fatBinC_Wrapper_t __FATIDNAME(id); \
static const __declspec(align(1)) __declspec(allocate("__nv_module_id")) unsigned char __DEFSTRNAME(id) [] = "def " __TO_STRING(id); \
void __REGISTERFUNCNAME(id) (void (*callback_fp)(void **), void *prelinked_fatbinc, void *, void (*dummy_ref)(void *)) \
{ \
  volatile static const unsigned char *__p; \
  __p = __DEFSTRNAME(id); \
  dummy_ref((void *)&__p); \
  __cudaRegisterLinkedBinary(&__FATIDNAME(id), callback_fp, (void *)&__DEFSTRNAME(id)); \
}
#elif defined(__APPLE__)
#define DEFINE_REGISTER_FUNC(id) \
extern const __fatBinC_Wrapper_t __FATIDNAME(id); \
static const unsigned char __DEFSTRNAME(id) [] __attribute__((aligned(1))) __attribute__((section ("__NV_CUDA,__nv_module_id"))) = "def " __TO_STRING(id); \
void __REGISTERFUNCNAME(id) (void (*callback_fp)(void **), void *prelinked_fatbinc, void *, void (*dummy_ref)(void *)) \
{ \
  volatile static const unsigned char *__p; \
  __p = __DEFSTRNAME(id); \
  dummy_ref((void *)&__p); \
 __cudaRegisterLinkedBinary(&__FATIDNAME(id), callback_fp, (void *)&__DEFSTRNAME(id)); \
}
#else /* linux */
#define DEFINE_REGISTER_FUNC(id) \
extern const __fatBinC_Wrapper_t __FATIDNAME(id); \
static const unsigned char __DEFSTRNAME(id) [] __attribute__((aligned(1))) __attribute__((section ("__nv_module_id"))) = "def " __TO_STRING(id); \
void __REGISTERFUNCNAME(id) (void (*callback_fp)(void **), void *prelinked_fatbinc, void *, void (*dummy_ref)(void *)) \
{ \
  volatile static const unsigned char *__p; \
  __p = __DEFSTRNAME(id); \
  dummy_ref((void *)&__p); \
  __cudaRegisterLinkedBinary(&__FATIDNAME(id), callback_fp, (void *)&__DEFSTRNAME(id)); \
}
#endif

extern "C" {
#if defined(_WIN32)
#pragma data_seg("__nv_module_id")
#endif /* _WIN32 */
#include REGISTERLINKBINARYFILE
#if defined(_WIN32)
#pragma data_seg()
#endif /* _WIN32 */
}

static void* __cudaPrelinkedFatbins[NUM_PRELINKED_OBJECTS+1];

#include FATBINFILE

#if defined(__PGI)
__attribute__((unused))
#endif /* __PGI */
static inline void __cudaRegisterLinkedBinary (
  const __fatBinC_Wrapper_t *prelinked_fatbinc,
  void (*callback_fp)(void **),
  void *)
{
  static void (*__callback_array[NUM_PRELINKED_OBJECTS+1])(void **);
  static int __i = 0;
  __cudaPrelinkedFatbins[__i] = (void*)prelinked_fatbinc->data;
  __callback_array[__i] = callback_fp;
  ++__i;
  if (__i == NUM_PRELINKED_OBJECTS) {
    __NV_EXTRA_INITIALIZATION
    __cudaPrelinkedFatbins[__i] = NULL;
    __cudaFatCubinHandle = __cudaRegisterFatBinary((void*)&__fatDeviceText);
    atexit(__cudaUnregisterBinaryUtil);
    __NV_EXTRA_FINALIZATION
    for (__i = 0; __i < NUM_PRELINKED_OBJECTS; ++__i) {
      (*(__callback_array[__i]))(__cudaFatCubinHandle);
    }
    __cudaRegisterFatBinaryEnd(__cudaFatCubinHandle);
  }
}

#if defined(__GNUC__)
#if defined(__clang__) || (!defined(__PGIC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)))
#pragma GCC diagnostic pop
#endif
#endif

#if defined(__REGISTERFUNCNAME_CORE) && defined(__REGISTERFUNCNAME) && \
  defined(__DEFSTRNAME_CORE) && defined(__DEFSTRNAME) && \
  defined(__TO_STRING_CORE) && defined(__TO_STRING) && \
  defined(__FATIDNAME_CORE) && defined(__FATIDNAME) && \
  defined(DEFINE_REGISTER_FUNC)
/* Nothing; used to silence "-Wunused-macros" warnings, if specified. */
#endif

#if defined(__UNDEF_CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS_LINK_STUB__)
#undef __CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS__
#undef __UNDEF_CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS_LINK_STUB__
#endif