constants.hpp

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#pragma once
#ifndef CUDA_API_WRAPPERS_CONSTANTS_HPP_
#define CUDA_API_WRAPPERS_CONSTANTS_HPP_

#include "types.hpp"

namespace cuda {

enum { warp_size = 32 };

namespace stream {

// Would have called it "default" but that's a reserved word;
// Would have liked to make this an enum, but pointers are
// not appropriate for that
const stream::handle_t default_stream_handle = nullptr;

} // namespace stream

namespace device {

enum : device::id_t {
    default_device_id = 0
};

} // namespace device

namespace event {

enum : bool {
    sync_by_busy_waiting = false,
    sync_by_blocking = true,
};

enum : bool {
    dont_record_timings = false,
    do_record_timings   = true,
};

enum : bool {
    not_interprocess = false,         
    interprocess = true,              
    single_process = not_interprocess
};

} // namespace event

enum : bool {
    thread_blocks_may_cooperate = true,
    thread_blocks_may_not_cooperate = false
};

enum : memory::shared::size_t { no_dynamic_shared_memory = 0 };

enum : bool {
    do_take_ownership = true,
    do_not_take_ownership = false,
};

enum : bool {
    do_hold_primary_context_refcount_unit = true,
    do_not_hold_primary_context_refcount_unit = false,
};

namespace context {

namespace detail_ {

constexpr const CUcontext none { 0 };

} // namespace detail_

} // namespace context

} // namespace cuda

#endif // CUDA_API_WRAPPERS_CONSTANTS_HPP_