mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-21 13:28:41 +00:00
50 lines
No EOL
3 KiB
C#
50 lines
No EOL
3 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.Runtime.CompilerServices;
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using System.Text;
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using Indy.IL2CPU.Plugs;
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namespace Indy.IL2CPU.IL.X86.CustomImplementations.System.Runtime.CompilerServices {
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[Plug(Target = typeof(RuntimeHelpers))]
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public static class RuntimeHelpersImpl {
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[PlugMethod(Signature = "System_Void__System_Runtime_CompilerServices_RuntimeHelpers__cctor__")]
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public static void CCtor() {
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//todo: do something
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}
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[PlugMethod(Assembler = typeof(InitializeArrayAssembler))]
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public static void InitializeArray(Array array, RuntimeFieldHandle fldHandle) {
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}
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}
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public class InitializeArrayAssembler: AssemblerMethod {
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public override void Assemble(Indy.IL2CPU.Assembler.Assembler aAssembler) {
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// Arguments:
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// Array aArray, RuntimeFieldHandle aFieldHandle
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new Assembler.X86.Move { DestinationReg = Assembler.X86.Registers.EDI, SourceReg = Assembler.X86.Registers.EBP, SourceIsIndirect = true, SourceDisplacement = 0xC }; // array
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new Assembler.X86.Move { DestinationReg = Assembler.X86.Registers.ESI, SourceReg = Assembler.X86.Registers.EBP, SourceIsIndirect = true, SourceDisplacement = 8 };// aFieldHandle
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new Assembler.X86.Add { DestinationReg = Assembler.X86.Registers.EDI, SourceValue = 8 };
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new Assembler.X86.Push{DestinationReg=Assembler.X86.Registers.EDI, DestinationIsIndirect=true};
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new Assembler.X86.Add { DestinationReg = Assembler.X86.Registers.EDI, SourceValue = 4 };
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new Assembler.X86.Move { DestinationReg = Assembler.X86.Registers.EAX, SourceReg = Assembler.X86.Registers.EDI, SourceIsIndirect = true };
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new Assembler.X86.Multiply("dword [esp]");
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new Assembler.X86.Pop { DestinationReg = Assembler.X86.Registers.ECX };
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new Assembler.X86.Move { DestinationReg = Assembler.X86.Registers.ECX, SourceReg = Assembler.X86.Registers.EAX };
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new Assembler.X86.Move { DestinationReg = Assembler.X86.Registers.EAX, SourceValue = 0 };
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new Assembler.X86.Add { DestinationReg = Assembler.X86.Registers.EDI, SourceValue = 4 };
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new Assembler.Label(".StartLoop");
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new Assembler.X86.Move { DestinationReg = Assembler.X86.Registers.DL, SourceReg = Assembler.X86.Registers.ESI, SourceIsIndirect = true };
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new Assembler.X86.Move { DestinationReg = Assembler.X86.Registers.EDI, DestinationIsIndirect = true, SourceReg = Assembler.X86.Registers.DL };
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new Assembler.X86.Add{DestinationReg = Assembler.X86.Registers.EAX, SourceValue=1};
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new Assembler.X86.Add { DestinationReg = Assembler.X86.Registers.ESI, SourceValue = 1 };
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new Assembler.X86.Add { DestinationReg = Assembler.X86.Registers.EDI, SourceValue = 1 };
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new Assembler.X86.Compare { DestinationReg = Assembler.X86.Registers.EAX, SourceReg = Assembler.X86.Registers.ECX };
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new Assembler.X86.JumpIfEqual { DestinationLabel = ".EndLoop" };
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new Assembler.X86.Jump { DestinationLabel = ".StartLoop" };
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new Assembler.Label(".EndLoop");
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}
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}
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} |