diff options
| author | gdkchan <gab.dark.100@gmail.com> | 2022-08-25 06:59:34 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-08-25 09:59:34 +0000 |
| commit | eba682b767a60db51ff624ae48a3ca0124634705 (patch) | |
| tree | 7b78dff774d67a41bb51bd42f661b7556a5d6b40 /ARMeilleure/Decoders/OpCodeT32MemImm8D.cs | |
| parent | b994dafe7aa8c49fe8de69b7b81401aaeeed8c59 (diff) | |
Implement some 32-bit Thumb instructions (#3614)1.1.229
* Implement some 32-bit Thumb instructions
* Optimize OpCode32MemMult using PopCount
Diffstat (limited to 'ARMeilleure/Decoders/OpCodeT32MemImm8D.cs')
| -rw-r--r-- | ARMeilleure/Decoders/OpCodeT32MemImm8D.cs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/ARMeilleure/Decoders/OpCodeT32MemImm8D.cs b/ARMeilleure/Decoders/OpCodeT32MemImm8D.cs new file mode 100644 index 00000000..18eeffa4 --- /dev/null +++ b/ARMeilleure/Decoders/OpCodeT32MemImm8D.cs @@ -0,0 +1,31 @@ +namespace ARMeilleure.Decoders +{ + class OpCodeT32MemImm8D : OpCodeT32, IOpCode32Mem + { + public int Rt { get; } + public int Rt2 { get; } + public int Rn { get; } + public bool WBack { get; } + public bool IsLoad { get; } + public bool Index { get; } + public bool Add { get; } + public int Immediate { get; } + + public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32MemImm8D(inst, address, opCode); + + public OpCodeT32MemImm8D(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode) + { + Rt2 = (opCode >> 8) & 0xf; + Rt = (opCode >> 12) & 0xf; + Rn = (opCode >> 16) & 0xf; + + Index = ((opCode >> 24) & 1) != 0; + Add = ((opCode >> 23) & 1) != 0; + WBack = ((opCode >> 21) & 1) != 0; + + Immediate = opCode & 0xff; + + IsLoad = ((opCode >> 20) & 1) != 0; + } + } +}
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