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* Remove use of GetFunctionPointerForDelegate to get JIT cache function pointer * Rename FuncPtr to FuncPointer
68 lines
2.5 KiB
C#
68 lines
2.5 KiB
C#
using ARMeilleure.CodeGen.Linking;
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using ARMeilleure.CodeGen.Unwinding;
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using ARMeilleure.Translation.Cache;
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using System;
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using System.Runtime.InteropServices;
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namespace ARMeilleure.CodeGen
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{
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/// <summary>
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/// Represents a compiled function.
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/// </summary>
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readonly struct CompiledFunction
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{
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/// <summary>
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/// Gets the machine code of the <see cref="CompiledFunction"/>.
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/// </summary>
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public byte[] Code { get; }
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/// <summary>
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/// Gets the <see cref="Unwinding.UnwindInfo"/> of the <see cref="CompiledFunction"/>.
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/// </summary>
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public UnwindInfo UnwindInfo { get; }
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/// <summary>
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/// Gets the <see cref="Linking.RelocInfo"/> of the <see cref="CompiledFunction"/>.
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/// </summary>
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public RelocInfo RelocInfo { get; }
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/// <summary>
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/// Initializes a new instance of the <see cref="CompiledFunction"/> struct with the specified machine code,
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/// unwind info and relocation info.
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/// </summary>
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/// <param name="code">Machine code</param>
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/// <param name="unwindInfo">Unwind info</param>
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/// <param name="relocInfo">Relocation info</param>
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internal CompiledFunction(byte[] code, UnwindInfo unwindInfo, RelocInfo relocInfo)
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{
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Code = code;
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UnwindInfo = unwindInfo;
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RelocInfo = relocInfo;
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}
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/// <summary>
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/// Maps the <see cref="CompiledFunction"/> onto the <see cref="JitCache"/> and returns a delegate of type
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/// <typeparamref name="T"/> pointing to the mapped function.
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/// </summary>
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/// <typeparam name="T">Type of delegate</typeparam>
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/// <returns>A delegate of type <typeparamref name="T"/> pointing to the mapped function</returns>
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public T Map<T>()
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{
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return MapWithPointer<T>(out _);
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}
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/// <summary>
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/// Maps the <see cref="CompiledFunction"/> onto the <see cref="JitCache"/> and returns a delegate of type
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/// <typeparamref name="T"/> pointing to the mapped function.
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/// </summary>
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/// <typeparam name="T">Type of delegate</typeparam>
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/// <param name="codePointer">Pointer to the function code in memory</param>
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/// <returns>A delegate of type <typeparamref name="T"/> pointing to the mapped function</returns>
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public T MapWithPointer<T>(out IntPtr codePointer)
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{
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codePointer = JitCache.Map(this);
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return Marshal.GetDelegateForFunctionPointer<T>(codePointer);
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}
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}
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} |