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/AOpCodeSimdCvt.cs | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 ChocolArm64/Decoder/AOpCodeSimdCvt.cs (limited to 'ChocolArm64/Decoder/AOpCodeSimdCvt.cs') diff --git a/ChocolArm64/Decoder/AOpCodeSimdCvt.cs b/ChocolArm64/Decoder/AOpCodeSimdCvt.cs new file mode 100644 index 00000000..41f4d3b1 --- /dev/null +++ b/ChocolArm64/Decoder/AOpCodeSimdCvt.cs @@ -0,0 +1,31 @@ +using ChocolArm64.Instruction; +using ChocolArm64.State; + +namespace ChocolArm64.Decoder +{ + class AOpCodeSimdCvt : AOpCodeSimd + { + public int FBits { get; private set; } + + public AOpCodeSimdCvt(AInst Inst, long Position, int OpCode) : base(Inst, Position, OpCode) + { + //TODO: + //Und of Fixed Point variants. + int Scale = (OpCode >> 10) & 0x3f; + int SF = (OpCode >> 31) & 0x1; + + /*if (Type != SF && !(Type == 2 && SF == 1)) + { + Emitter = AInstEmit.Und; + + return; + }*/ + + FBits = 64 - Scale; + + RegisterSize = SF != 0 + ? ARegisterSize.Int64 + : ARegisterSize.Int32; + } + } +} \ No newline at end of file -- cgit v1.2.3