vcruntime_startup.h File Reference

#include <vcruntime.h>

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Typedefs
typedef _CRT_BEGIN_C_HEADER enum _crt_argv_mode	_crt_argv_mode
typedef enum _crt_exit_cleanup_mode	_crt_exit_cleanup_mode
typedef enum _crt_exit_return_mode	_crt_exit_return_mode

Enumerations
enum	_crt_argv_mode { _crt_argv_no_arguments , _crt_argv_unexpanded_arguments , _crt_argv_expanded_arguments }
enum	_crt_exit_cleanup_mode { _crt_exit_full_cleanup , _crt_exit_quick_cleanup , _crt_exit_no_cleanup }
enum	_crt_exit_return_mode { _crt_exit_terminate_process , _crt_exit_return_to_caller }

Functions
__vcrt_bool __cdecl	__vcrt_initialize (void)
__vcrt_bool __cdecl	__vcrt_uninitialize (_In_ __vcrt_bool _Terminating)
int __cdecl	__isa_available_init (void)

Typedef Documentation

_crt_argv_mode

typedef _CRT_BEGIN_C_HEADER enum _crt_argv_mode _crt_argv_mode

_crt_exit_cleanup_mode

typedef enum _crt_exit_cleanup_mode _crt_exit_cleanup_mode

_crt_exit_return_mode

typedef enum _crt_exit_return_mode _crt_exit_return_mode

Enumeration Type Documentation

_crt_argv_mode

enum _crt_argv_mode

Enumerator
_crt_argv_no_arguments
_crt_argv_unexpanded_arguments
_crt_argv_expanded_arguments

Definition at line 14 of file vcruntime_startup.h.

{
    _crt_argv_no_arguments,
    _crt_argv_unexpanded_arguments,
    _crt_argv_expanded_arguments,
} _crt_argv_mode;

_crt_exit_cleanup_mode

enum _crt_exit_cleanup_mode

Enumerator
_crt_exit_full_cleanup
_crt_exit_quick_cleanup
_crt_exit_no_cleanup

Definition at line 21 of file vcruntime_startup.h.

{
    _crt_exit_full_cleanup,
    _crt_exit_quick_cleanup,
    _crt_exit_no_cleanup
} _crt_exit_cleanup_mode;

_crt_exit_return_mode

enum _crt_exit_return_mode

Enumerator
_crt_exit_terminate_process
_crt_exit_return_to_caller

Definition at line 28 of file vcruntime_startup.h.

{
    _crt_exit_terminate_process,
    _crt_exit_return_to_caller
} _crt_exit_return_mode;

Function Documentation

__isa_available_init()

int __cdecl __isa_available_init

(

void

)

Definition at line 21 of file isa_available.cpp.

{
#if defined(_M_IX86) || defined(_M_X64)
    if (IsProcessorFeaturePresent(PF_AVX512F_INSTRUCTIONS_AVAILABLE))
    {
        __isa_available = __ISA_AVAILABLE_AVX512;
    }
    else if (IsProcessorFeaturePresent(PF_AVX2_INSTRUCTIONS_AVAILABLE))
    {
        __isa_available = __ISA_AVAILABLE_AVX2;
    }
    else if (IsProcessorFeaturePresent(PF_AVX_INSTRUCTIONS_AVAILABLE))
    {
        __isa_available = __ISA_AVAILABLE_AVX;
    }
    else if (IsProcessorFeaturePresent(PF_SSE4_2_INSTRUCTIONS_AVAILABLE))
    {
        __isa_available = __ISA_AVAILABLE_SSE42;
    }
    else if (IsProcessorFeaturePresent(PF_XMMI64_INSTRUCTIONS_AVAILABLE))
    {
        __isa_available = __ISA_AVAILABLE_SSE2;
    }
    else
    {
        __isa_available = __ISA_AVAILABLE_X86;
    }
#elif defined(_M_ARM) || defined(_M_ARM64)
    // CHECKME: Is this correct?
    if (IsProcessorFeaturePresent(PF_ARM_V8_INSTRUCTIONS_AVAILABLE))
    {
#ifdef _M_ARM64
        __isa_available = __ISA_AVAILABLE_NEON_ARM64;
#else
        __isa_available = __ISA_AVAILABLE_NEON;
#endif
    }
    else
    {
        __isa_available = __ISA_AVAILABLE_ARMNT;
    }
#endif
 
    return 0;
}

Referenced by __acrt_initialize(), and __scrt_initialize().

__vcrt_initialize()

__vcrt_bool __cdecl __vcrt_initialize

(

void

)

Definition at line 18 of file __vcrt_init.c.

{
    msvcrt_init_exception(GetModuleHandle(NULL));
 
    if (!msvcrt_init_tls())
        return FALSE;
 
    return TRUE;
}

Referenced by __scrt_initialize(), and DllMainProcessAttach().

__vcrt_uninitialize()

__vcrt_bool __cdecl __vcrt_uninitialize

(

_In_ __vcrt_bool

_Terminating

)

Definition at line 28 of file __vcrt_init.c.

{
    if (!msvcrt_free_tls())
        return FALSE;
 
    return TRUE;
}

Referenced by __scrt_initialize(), DllMainProcessAttach(), and uninitialize_vcruntime().