diff options
Diffstat (limited to 'ARMeilleure/Decoders/OpCode32SimdMemMult.cs')
| -rw-r--r-- | ARMeilleure/Decoders/OpCode32SimdMemMult.cs | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/ARMeilleure/Decoders/OpCode32SimdMemMult.cs b/ARMeilleure/Decoders/OpCode32SimdMemMult.cs deleted file mode 100644 index a16a03d3..00000000 --- a/ARMeilleure/Decoders/OpCode32SimdMemMult.cs +++ /dev/null @@ -1,76 +0,0 @@ -namespace ARMeilleure.Decoders -{ - class OpCode32SimdMemMult : OpCode32 - { - public int Rn { get; } - public int Vd { get; } - - public int RegisterRange { get; } - public int Offset { get; } - public int PostOffset { get; } - public bool IsLoad { get; } - public bool DoubleWidth { get; } - public bool Add { get; } - - public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCode32SimdMemMult(inst, address, opCode, false); - public static OpCode CreateT32(InstDescriptor inst, ulong address, int opCode) => new OpCode32SimdMemMult(inst, address, opCode, true); - - public OpCode32SimdMemMult(InstDescriptor inst, ulong address, int opCode, bool isThumb) : base(inst, address, opCode) - { - IsThumb = isThumb; - - Rn = (opCode >> 16) & 0xf; - - bool isLoad = (opCode & (1 << 20)) != 0; - bool w = (opCode & (1 << 21)) != 0; - bool u = (opCode & (1 << 23)) != 0; - bool p = (opCode & (1 << 24)) != 0; - - if (p == u && w) - { - Instruction = InstDescriptor.Undefined; - return; - } - - DoubleWidth = (opCode & (1 << 8)) != 0; - - if (!DoubleWidth) - { - Vd = ((opCode >> 22) & 0x1) | ((opCode >> 11) & 0x1e); - } - else - { - Vd = ((opCode >> 18) & 0x10) | ((opCode >> 12) & 0xf); - } - - Add = u; - - RegisterRange = opCode & 0xff; - - int regsSize = RegisterRange * 4; // Double mode is still measured in single register size. - - if (!u) - { - Offset -= regsSize; - } - - if (w) - { - PostOffset = u ? regsSize : -regsSize; - } - else - { - PostOffset = 0; - } - - IsLoad = isLoad; - - int regs = DoubleWidth ? RegisterRange / 2 : RegisterRange; - - if (RegisterRange == 0 || RegisterRange > 32 || Vd + regs > 32) - { - Instruction = InstDescriptor.Undefined; - } - } - } -} |
