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Add FABD (scalar), ADCS, SBCS instructions, update config with better default control mappings, update readme with the new mappings

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This commit is contained in:
gdkchan
2018-02-24 18:47:08 -03:00
parent c02a2b510f
commit 31b35a9645
8 changed files with 138 additions and 81 deletions
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30
ChocolArm64/Instruction/AInstEmitAlu.cs
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@ -11,7 +11,10 @@ namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
public static void Adc(AILEmitterCtx Context)
public static void Adc(AILEmitterCtx Context) => EmitAdc(Context, false);
public static void Adcs(AILEmitterCtx Context) => EmitAdc(Context, true);
private static void EmitAdc(AILEmitterCtx Context, bool SetFlags)
{
EmitDataLoadOpers(Context);
@ -27,11 +30,19 @@ namespace ChocolArm64.Instruction
if (Context.CurrOp.RegisterSize != ARegisterSize.Int32)
{
Context.Emit(OpCodes.Conv_I8);
Context.Emit(OpCodes.Conv_U8);
}
Context.Emit(OpCodes.Add);
if (SetFlags)
{
Context.EmitZNFlagCheck();
EmitAddsCCheck(Context);
EmitAddsVCheck(Context);
}
EmitDataStore(Context);
}
@ -145,7 +156,10 @@ namespace ChocolArm64.Instruction
public static void Lslv(AILEmitterCtx Context) => EmitDataOpShift(Context, OpCodes.Shl);
public static void Lsrv(AILEmitterCtx Context) => EmitDataOpShift(Context, OpCodes.Shr_Un);
public static void Sbc(AILEmitterCtx Context)
public static void Sbc(AILEmitterCtx Context) => EmitSbc(Context, false);
public static void Sbcs(AILEmitterCtx Context) => EmitSbc(Context, true);
private static void EmitSbc(AILEmitterCtx Context, bool SetFlags)
{
EmitDataLoadOpers(Context);
@ -165,11 +179,19 @@ namespace ChocolArm64.Instruction
if (Context.CurrOp.RegisterSize != ARegisterSize.Int32)
{
Context.Emit(OpCodes.Conv_I8);
Context.Emit(OpCodes.Conv_U8);
}
Context.Emit(OpCodes.Sub);
if (SetFlags)
{
Context.EmitZNFlagCheck();
EmitSbcsCCheck(Context);
EmitSubsVCheck(Context);
}
EmitDataStore(Context);
}