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Avoid buffer allocations in CodeGenContext.GetCode(). Avoid stream allocations in PTC.PtcInfo.

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Refactoring/nits.
This commit is contained in:
LDj3SNuD 2021-01-30 04:32:53 +01:00
parent b767d1a6b0
commit f44271a617
6 changed files with 78 additions and 90 deletions
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12
ARMeilleure/CodeGen/X86/CodeGenContext.cs
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@ -302,13 +302,11 @@ namespace ARMeilleure.CodeGen.X86
{
Assembler assembler = new Assembler(codeStream, _ptcInfo);
Span<byte> buffer;
for (int index = 0; index < _jumps.Count; index++)
{
Jump jump = _jumps[index];
buffer = new byte[jump.JumpPosition - _stream.Position];
Span<byte> buffer = new byte[jump.JumpPosition - _stream.Position];
_stream.Read(buffer);
_stream.Seek(_ptcDisabled ? ReservedBytesForJump : jump.InstSize, SeekOrigin.Current);
@ -325,13 +323,7 @@ namespace ARMeilleure.CodeGen.X86
}
}
buffer = new byte[_stream.Length - _stream.Position];
_stream.Read(buffer);
codeStream.Write(buffer);
_ptcInfo?.WriteCode(codeStream);
_stream.CopyTo(codeStream);
return codeStream.ToArray();
}