mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-30 04:40:14 +00:00
35 lines
No EOL
1.8 KiB
C#
35 lines
No EOL
1.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using Indy.IL2CPU.Assembler.X86;
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using Indy.IL2CPU.Plugs;
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using Assembler = Indy.IL2CPU.Assembler.Assembler;
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using CPUx86 = Indy.IL2CPU.Assembler.X86;
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namespace Indy.IL2CPU.IL.X86.CustomImplementations.System.Assemblers {
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public class Buffer_BlockCopy: AssemblerMethod {
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/*public static void BlockCopy(
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* Array src, [ebp + 24]
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* int srcOffset, [ebp + 20]
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* Array dst, [ebp + 16]
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* int dstOffset, [ebp + 12]
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* int count); [ebp + 8]
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*/
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public override void Assemble(Indy.IL2CPU.Assembler.Assembler aAssembler) {
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new CPUx86.Move { DestinationReg = CPUx86.Registers.ESI, SourceReg = CPUx86.Registers.EBP, SourceIsIndirect = true, SourceDisplacement = 24 };
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new CPUx86.Add { DestinationReg = Registers.ESI, SourceValue = 16 };
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new CPUx86.Move { DestinationReg = CPUx86.Registers.EAX, SourceReg = CPUx86.Registers.EBP, SourceIsIndirect = true, SourceDisplacement = 20 };
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new CPUx86.Add{DestinationReg = Registers.ESI, SourceReg=Registers.EAX};
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new CPUx86.Move { DestinationReg = CPUx86.Registers.EDI, SourceReg = CPUx86.Registers.EBP, SourceIsIndirect = true, SourceDisplacement = 16 };
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new CPUx86.Add { DestinationReg = Registers.EDI, SourceValue = 16 };
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new CPUx86.Move { DestinationReg = CPUx86.Registers.EAX, SourceReg = CPUx86.Registers.EBP, SourceIsIndirect = true, SourceDisplacement = 12 };
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new CPUx86.Add { DestinationReg = Registers.EDI, SourceReg = Registers.EAX };
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new CPUx86.Move { DestinationReg = CPUx86.Registers.ECX, SourceReg = CPUx86.Registers.EBP, SourceIsIndirect = true, SourceDisplacement = 8 };
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new Movs { Size = 8, Prefixes = InstructionPrefixes.Repeat };
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}
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}
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} |