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101 lines
2.8 KiB
C++
101 lines
2.8 KiB
C++
//===--- RuntimeInternals.h - Runtime Internal Structures -------*- C++ -*-===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2020 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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//
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// Runtime data structures that Reflection inspects externally.
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//
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// FIXME: Ideally the original definitions would be templatized on a Runtime
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// parameter and we could use the original definitions in both the runtime and
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// in Reflection.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_REFLECTION_RUNTIME_INTERNALS_H
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#define SWIFT_REFLECTION_RUNTIME_INTERNALS_H
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namespace swift {
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namespace reflection {
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template <typename Runtime>
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struct ConformanceNode {
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typename Runtime::StoredPointer Left, Right;
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typename Runtime::StoredPointer Type;
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typename Runtime::StoredPointer Proto;
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typename Runtime::StoredPointer Description;
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typename Runtime::StoredSize FailureGeneration;
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};
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template <typename Runtime>
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struct MetadataAllocation {
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uint16_t Tag;
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typename Runtime::StoredPointer Ptr;
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unsigned Size;
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};
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template <typename Runtime> struct MetadataCacheNode {
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typename Runtime::StoredPointer Left;
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typename Runtime::StoredPointer Right;
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};
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template <typename Runtime> struct ConcurrentHashMap {
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typename Runtime::StoredSize ReaderCount;
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typename Runtime::StoredSize ElementCount;
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typename Runtime::StoredPointer Elements;
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typename Runtime::StoredPointer Indices;
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// We'll ignore the remaining fields for now....
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};
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template <typename Runtime> struct ConformanceCacheEntry {
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typename Runtime::StoredPointer Type;
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typename Runtime::StoredPointer Proto;
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typename Runtime::StoredPointer Witness;
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};
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template <typename Runtime>
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struct HeapObject {
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typename Runtime::StoredPointer Metadata;
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typename Runtime::StoredSize RefCounts;
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};
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template <typename Runtime>
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struct Job {
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typename Runtime::StoredPointer Opaque[4];
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};
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template <typename Runtime>
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struct StackAllocator {
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typename Runtime::StoredPointer LastAllocation;
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typename Runtime::StoredPointer FirstSlab;
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int32_t NumAllocatedSlabs;
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bool FirstSlabIsPreallocated;
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struct Slab {
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typename Runtime::StoredPointer Next;
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uint32_t Capacity;
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uint32_t CurrentOffset;
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};
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};
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template <typename Runtime>
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struct AsyncTask {
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HeapObject<Runtime> HeapObject;
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Job<Runtime> Job;
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typename Runtime::StoredPointer ResumeContext;
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typename Runtime::StoredSize Status;
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typename Runtime::StoredPointer AllocatorPrivate[4];
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};
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} // end namespace reflection
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} // end namespace swift
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#endif // SWIFT_REFLECTION_RUNTIME_INTERNALS_H
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