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69 lines
2.1 KiB
C#
69 lines
2.1 KiB
C#
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using ARMeilleure.CodeGen.Unwinding;
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using System;
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using System.IO;
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namespace ARMeilleure.Translation.PTC
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{
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sealed class PtcInfo : IDisposable
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{
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private readonly BinaryWriter _relocWriter;
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private readonly BinaryWriter _unwindInfoWriter;
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public MemoryStream CodeStream { get; }
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public MemoryStream RelocStream { get; }
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public MemoryStream UnwindInfoStream { get; }
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public int RelocEntriesCount { get; private set; }
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public PtcInfo()
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{
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CodeStream = new MemoryStream();
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RelocStream = new MemoryStream();
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UnwindInfoStream = new MemoryStream();
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_relocWriter = new BinaryWriter(RelocStream, EncodingCache.UTF8NoBOM, true);
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_unwindInfoWriter = new BinaryWriter(UnwindInfoStream, EncodingCache.UTF8NoBOM, true);
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RelocEntriesCount = 0;
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}
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public void WriteCode(MemoryStream codeStream)
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{
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codeStream.WriteTo(CodeStream);
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}
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public void WriteRelocEntry(RelocEntry relocEntry)
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{
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_relocWriter.Write((int)relocEntry.Position);
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_relocWriter.Write((int)relocEntry.Index);
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RelocEntriesCount++;
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}
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public void WriteUnwindInfo(UnwindInfo unwindInfo)
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{
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_unwindInfoWriter.Write((int)unwindInfo.PushEntries.Length);
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foreach (UnwindPushEntry unwindPushEntry in unwindInfo.PushEntries)
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{
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_unwindInfoWriter.Write((int)unwindPushEntry.PseudoOp);
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_unwindInfoWriter.Write((int)unwindPushEntry.PrologOffset);
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_unwindInfoWriter.Write((int)unwindPushEntry.RegIndex);
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_unwindInfoWriter.Write((int)unwindPushEntry.StackOffsetOrAllocSize);
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}
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_unwindInfoWriter.Write((int)unwindInfo.PrologSize);
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}
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public void Dispose()
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{
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_relocWriter.Dispose();
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_unwindInfoWriter.Dispose();
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CodeStream.Dispose();
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RelocStream.Dispose();
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UnwindInfoStream.Dispose();
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}
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}
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}
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