From 62b827f474f0aa2152dd339fcc7cf31084e16a0b Mon Sep 17 00:00:00 2001 From: emmauss Date: Tue, 20 Feb 2018 22:09:23 +0200 Subject: Split main project into core,graphics and chocolarm4 subproject (#29) --- ChocolArm64/Decoder/AOpCodeBReg.cs | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 ChocolArm64/Decoder/AOpCodeBReg.cs (limited to 'ChocolArm64/Decoder/AOpCodeBReg.cs') diff --git a/ChocolArm64/Decoder/AOpCodeBReg.cs b/ChocolArm64/Decoder/AOpCodeBReg.cs new file mode 100644 index 00000000..c9c600af --- /dev/null +++ b/ChocolArm64/Decoder/AOpCodeBReg.cs @@ -0,0 +1,24 @@ +using ChocolArm64.Instruction; + +namespace ChocolArm64.Decoder +{ + class AOpCodeBReg : AOpCode + { + public int Rn { get; private set; } + + public AOpCodeBReg(AInst Inst, long Position, int OpCode) : base(Inst, Position, OpCode) + { + int Op4 = (OpCode >> 0) & 0x1f; + int Op2 = (OpCode >> 16) & 0x1f; + + if (Op2 != 0b11111 || Op4 != 0b00000) + { + Emitter = AInstEmit.Und; + + return; + } + + Rn = (OpCode >> 5) & 0x1f; + } + } +} \ No newline at end of file -- cgit v1.2.3