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T16: Implement SVC

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This commit is contained in:
merry 2022-02-11 21:27:42 +00:00
parent 9c16e8695b
commit 06f9a3dc60
5 changed files with 24 additions and 3 deletions
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6
ARMeilleure/Decoders/IOpCode32Exception.cs Normal file
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@ -0,0 +1,6 @@
namespace ARMeilleure.Decoders;
interface IOpCode32Exception
{
int Id { get; }
}

2
ARMeilleure/Decoders/OpCode32Exception.cs
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@ -1,6 +1,6 @@
namespace ARMeilleure.Decoders
{
class OpCode32Exception : OpCode32
class OpCode32Exception : OpCode32, IOpCode32Exception
{
public int Id { get; }

14
ARMeilleure/Decoders/OpCodeT16Exception.cs Normal file
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@ -0,0 +1,14 @@
namespace ARMeilleure.Decoders
{
class OpCodeT16Exception : OpCodeT16, IOpCode32Exception
{
public int Id { get; }
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode, bool inITBlock) => new OpCodeT16Exception(inst, address, opCode, inITBlock);
public OpCodeT16Exception(InstDescriptor inst, ulong address, int opCode, bool inITBlock) : base(inst, address, opCode, inITBlock)
{
Id = opCode & 0xFF;
}
}
}

1
ARMeilleure/Decoders/OpCodeTable.cs
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@ -1039,6 +1039,7 @@ namespace ARMeilleure.Decoders
SetT16("10111111xxxx0000", InstName.Nop, InstEmit32.Nop, OpCodeT16.Create);
SetT16("11000xxxxxxxxxxx", InstName.Stm, InstEmit32.Stm, OpCodeT16MemMult.Create);
SetT16("11001xxxxxxxxxxx", InstName.Ldm, InstEmit32.Ldm, OpCodeT16MemMult.Create);
SetT16("11011111xxxxxxxx", InstName.Svc, InstEmit32.Svc, OpCodeT16Exception.Create);
#endregion
FillFastLookupTable(InstA32FastLookup, AllInstA32, ToFastLookupIndexA);

4
ARMeilleure/Instructions/InstEmitException32.cs
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@ -20,11 +20,11 @@ namespace ARMeilleure.Instructions
private static void EmitExceptionCall(ArmEmitterContext context, string name)
{
OpCode32Exception op = (OpCode32Exception)context.CurrOp;
IOpCode32Exception op = (IOpCode32Exception)context.CurrOp;
context.StoreToContext();
context.Call(typeof(NativeInterface).GetMethod(name), Const(op.Address), Const(op.Id));
context.Call(typeof(NativeInterface).GetMethod(name), Const(((IOpCode)op).Address), Const(op.Id));
context.LoadFromContext();