mirror of
https://github.com/ryujinx-mirror/ryujinx.git
synced 2024-12-23 06:25:45 +00:00
8a7d99cdea
* Refactoring and optimization on CPU translation * Remove now unused property * Rename ilBlock -> block (local) * Change equality comparison on RegisterMask for consistency Co-Authored-By: gdkchan <gab.dark.100@gmail.com> * Add back the aggressive inlining attribute to the Synchronize method * Implement IEquatable on the Register struct * Fix identation
142 lines
No EOL
3.5 KiB
C#
142 lines
No EOL
3.5 KiB
C#
using ChocolArm64.Decoders;
|
|
using ChocolArm64.IntermediateRepresentation;
|
|
using ChocolArm64.State;
|
|
using ChocolArm64.Translation;
|
|
using System.Reflection.Emit;
|
|
|
|
using static ChocolArm64.Instructions.InstEmit32Helper;
|
|
using static ChocolArm64.Instructions.InstEmitAluHelper;
|
|
|
|
namespace ChocolArm64.Instructions
|
|
{
|
|
static partial class InstEmit32
|
|
{
|
|
public static void Add(ILEmitterCtx context)
|
|
{
|
|
IOpCode32Alu op = (IOpCode32Alu)context.CurrOp;
|
|
|
|
EmitAluLoadOpers(context, setCarry: false);
|
|
|
|
context.Emit(OpCodes.Add);
|
|
|
|
if (op.SetFlags)
|
|
{
|
|
context.EmitZnFlagCheck();
|
|
|
|
EmitAddsCCheck(context);
|
|
EmitAddsVCheck(context);
|
|
}
|
|
|
|
EmitAluStore(context);
|
|
}
|
|
|
|
public static void Cmp(ILEmitterCtx context)
|
|
{
|
|
IOpCode32Alu op = (IOpCode32Alu)context.CurrOp;
|
|
|
|
EmitAluLoadOpers(context, setCarry: false);
|
|
|
|
context.Emit(OpCodes.Sub);
|
|
|
|
context.EmitZnFlagCheck();
|
|
|
|
EmitSubsCCheck(context);
|
|
EmitSubsVCheck(context);
|
|
|
|
context.Emit(OpCodes.Pop);
|
|
}
|
|
|
|
public static void Mov(ILEmitterCtx context)
|
|
{
|
|
IOpCode32Alu op = (IOpCode32Alu)context.CurrOp;
|
|
|
|
EmitAluLoadOper2(context);
|
|
|
|
if (op.SetFlags)
|
|
{
|
|
context.EmitZnFlagCheck();
|
|
}
|
|
|
|
EmitAluStore(context);
|
|
}
|
|
|
|
public static void Sub(ILEmitterCtx context)
|
|
{
|
|
IOpCode32Alu op = (IOpCode32Alu)context.CurrOp;
|
|
|
|
EmitAluLoadOpers(context, setCarry: false);
|
|
|
|
context.Emit(OpCodes.Sub);
|
|
|
|
if (op.SetFlags)
|
|
{
|
|
context.EmitZnFlagCheck();
|
|
|
|
EmitSubsCCheck(context);
|
|
EmitSubsVCheck(context);
|
|
}
|
|
|
|
EmitAluStore(context);
|
|
}
|
|
|
|
private static void EmitAluStore(ILEmitterCtx context)
|
|
{
|
|
IOpCode32Alu op = (IOpCode32Alu)context.CurrOp;
|
|
|
|
if (op.Rd == RegisterAlias.Aarch32Pc)
|
|
{
|
|
if (op.SetFlags)
|
|
{
|
|
//TODO: Load SPSR etc.
|
|
|
|
context.EmitLdflg((int)PState.TBit);
|
|
|
|
ILLabel lblThumb = new ILLabel();
|
|
ILLabel lblEnd = new ILLabel();
|
|
|
|
context.Emit(OpCodes.Brtrue_S, lblThumb);
|
|
|
|
context.EmitLdc_I4(~3);
|
|
|
|
context.Emit(OpCodes.Br_S, lblEnd);
|
|
|
|
context.MarkLabel(lblThumb);
|
|
|
|
context.EmitLdc_I4(~1);
|
|
|
|
context.MarkLabel(lblEnd);
|
|
|
|
context.Emit(OpCodes.And);
|
|
context.Emit(OpCodes.Conv_U8);
|
|
context.Emit(OpCodes.Ret);
|
|
}
|
|
else
|
|
{
|
|
EmitAluWritePc(context);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
context.EmitStint(GetRegisterAlias(context.Mode, op.Rd));
|
|
}
|
|
}
|
|
|
|
private static void EmitAluWritePc(ILEmitterCtx context)
|
|
{
|
|
context.EmitStoreContext();
|
|
|
|
if (IsThumb(context.CurrOp))
|
|
{
|
|
context.EmitLdc_I4(~1);
|
|
|
|
context.Emit(OpCodes.And);
|
|
context.Emit(OpCodes.Conv_U8);
|
|
context.Emit(OpCodes.Ret);
|
|
}
|
|
else
|
|
{
|
|
EmitBxWritePc(context);
|
|
}
|
|
}
|
|
}
|
|
} |