Cosmos/source/Cosmos.IL2CPU/IL/Ldind_I.cs
2017-03-19 09:29:46 -05:00

35 lines
907 B
C#

using System;
using Cosmos.Assembler;
using XSharp.Common;
using CPUx86 = Cosmos.Assembler.x86;
namespace Cosmos.IL2CPU.X86.IL
{
[Cosmos.IL2CPU.OpCode(ILOpCode.Code.Ldind_I)]
public class Ldind_I : ILOp
{
public Ldind_I(Cosmos.Assembler.Assembler aAsmblr)
: base(aAsmblr)
{
}
public override void Execute(_MethodInfo aMethod, ILOpCode aOpCode)
{
Assemble(Assembler, 4, DebugEnabled);
}
public static void Assemble(Cosmos.Assembler.Assembler aAssembler, int aSize, bool debugEnabled)
{
int xAlignedSize = (int)Align((uint)aSize, 4);
XS.Comment("address at: [esp]");
DoNullReferenceCheck(aAssembler, debugEnabled, 0);
XS.Pop(XSRegisters.EAX);
for (int i = xAlignedSize - 4; i >= 0; i -= 4)
{
XS.Push(XSRegisters.EAX, isIndirect: true, displacement: i);
}
}
}
}