Cosmos/source/Indy.IL2CPU.IL.X86/X86MethodHeaderOp.cs

32 lines
No EOL
1 KiB
C#

using System;
using System.Linq;
using Mono.Cecil;
using Mono.Cecil.Cil;
using CPU = Indy.IL2CPU.Assembler;
using CPUx86 = Indy.IL2CPU.Assembler.X86;
namespace Indy.IL2CPU.IL.X86 {
public class X86MethodHeaderOp: MethodHeaderOp {
public readonly int LocalsCount = 0;
public readonly string LabelName = "";
public X86MethodHeaderOp(Instruction aInstruction, MethodInformation aMethodInfo)
: base(aInstruction, aMethodInfo) {
LabelName = aMethodInfo.LabelName;
LocalsCount = aMethodInfo.Locals.Length;
}
public override void DoAssemble() {
// TODO: add support for variables with a diff datasize, other than 32bit
AssembleHeader(Assembler, LabelName, LocalsCount);
}
public static void AssembleHeader(Assembler.Assembler aAssembler, string aLabelName, int aLocalsCount) {
aAssembler.Add(new CPU.Label(aLabelName));
aAssembler.Add(new CPUx86.Push("ebp"));
aAssembler.Add(new CPUx86.Move("ebp", "esp"));
for (int i = 0; i < aLocalsCount; i++) {
aAssembler.Add(new CPUx86.Pushd("0"));
}
}
}
}