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path: root/ChocolArm64/Instruction/AInstEmitAluHelper.cs
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Diffstat (limited to 'ChocolArm64/Instruction/AInstEmitAluHelper.cs')
-rw-r--r--ChocolArm64/Instruction/AInstEmitAluHelper.cs19
1 files changed, 19 insertions, 0 deletions
diff --git a/ChocolArm64/Instruction/AInstEmitAluHelper.cs b/ChocolArm64/Instruction/AInstEmitAluHelper.cs
index e848742d..b2ea92a6 100644
--- a/ChocolArm64/Instruction/AInstEmitAluHelper.cs
+++ b/ChocolArm64/Instruction/AInstEmitAluHelper.cs
@@ -41,6 +41,25 @@ namespace ChocolArm64.Instruction
Context.EmitStflg((int)APState.VBit);
}
+ public static void EmitSbcsCCheck(AILEmitterCtx Context)
+ {
+ //C = (Rn == Rm && CIn) || Rn > Rm
+ EmitDataLoadOpers(Context);
+
+ Context.Emit(OpCodes.Ceq);
+
+ Context.EmitLdflg((int)APState.CBit);
+
+ Context.Emit(OpCodes.And);
+
+ EmitDataLoadOpers(Context);
+
+ Context.Emit(OpCodes.Cgt_Un);
+ Context.Emit(OpCodes.Or);
+
+ Context.EmitStflg((int)APState.CBit);
+ }
+
public static void EmitSubsCCheck(AILEmitterCtx Context)
{
//C = Rn == Rm || Rn > Rm = !(Rn < Rm)