mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-20 21:08:51 +00:00
51 lines
No EOL
2 KiB
C#
51 lines
No EOL
2 KiB
C#
//#define EXT_DEBUG
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using System;
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using System.Linq;
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using Indy.IL2CPU.Assembler;
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using Mono.Cecil;
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using CPU = Indy.IL2CPU.Assembler;
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using CPUx86 = Indy.IL2CPU.Assembler.X86;
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using Instruction = Mono.Cecil.Cil.Instruction;
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namespace Indy.IL2CPU.IL.X86 {
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public class X86MethodHeaderOp: MethodHeaderOp {
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public readonly int[] Locals;
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public readonly string LabelName = "";
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public readonly MethodInformation.Argument[] Args;
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public X86MethodHeaderOp(Instruction aInstruction, MethodInformation aMethodInfo)
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: base(aInstruction, aMethodInfo) {
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LabelName = aMethodInfo.LabelName;
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Args = aMethodInfo.Arguments.ToArray();
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Locals = (from local in aMethodInfo.Locals
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select local.Size).ToArray();
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}
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public override void DoAssemble() {
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// TODO: add support for variables with a diff datasize, other than 32bit
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AssembleHeader(Assembler, LabelName, Locals, Args);
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}
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public static void AssembleHeader(Assembler.Assembler aAssembler, string aLabelName, int[] aLocals, MethodInformation.Argument[] aArguments) {
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new CPU.Label(aLabelName);
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new CPUx86.Pushd(CPUx86.Registers.EBP);
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#if EXT_DEBUG
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new CPUx86.Move("edi", LdStr.GetContentsArrayName(aAssembler, aLabelName) + "__Contents");
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new CPUx86.Add("edi", "0x10");
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#endif
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new CPUx86.Move(CPUx86.Registers.EBP, CPUx86.Registers.ESP);
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//new CPUx86.Push("0");
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//if (!(aLabelName.Contains("Cosmos.Kernel.Serial") || aLabelName.Contains("Cosmos.Kernel.Heap"))) {
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// new CPUx86.Push(LdStr.GetContentsArrayName(aAssembler, aLabelName));
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// MethodDefinition xTempMethod = Engine.GetMethodDefinition(Engine.GetTypeDefinition("Cosmos.Kernel", "Cosmos.Kernel.Serial"), "Write", "System.Byte", "System.String");
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// new CPUx86.Call(Label.GenerateLabelName(xTempMethod));
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// Engine.QueueMethod(xTempMethod);
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//}
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foreach (int xLocalSize in aLocals) {
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aAssembler.StackSizes.Push(xLocalSize);
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for (int i = 0; i < (xLocalSize / 4); i++) {
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new CPUx86.Pushd("0");
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}
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}
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}
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}
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} |