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authorTSR Berry <20988865+TSRBerry@users.noreply.github.com>2023-04-08 01:22:00 +0200
committerMary <thog@protonmail.com>2023-04-27 23:51:14 +0200
commitcee712105850ac3385cd0091a923438167433f9f (patch)
tree4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /src/ARMeilleure/Decoders/OpCode32BImm.cs
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'src/ARMeilleure/Decoders/OpCode32BImm.cs')
-rw-r--r--src/ARMeilleure/Decoders/OpCode32BImm.cs29
1 files changed, 29 insertions, 0 deletions
diff --git a/src/ARMeilleure/Decoders/OpCode32BImm.cs b/src/ARMeilleure/Decoders/OpCode32BImm.cs
new file mode 100644
index 00000000..f2959b33
--- /dev/null
+++ b/src/ARMeilleure/Decoders/OpCode32BImm.cs
@@ -0,0 +1,29 @@
+namespace ARMeilleure.Decoders
+{
+ class OpCode32BImm : OpCode32, IOpCode32BImm
+ {
+ public long Immediate { get; }
+
+ public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCode32BImm(inst, address, opCode);
+
+ public OpCode32BImm(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
+ {
+ uint pc = GetPc();
+
+ // When the condition is never, the instruction is BLX to Thumb mode.
+ if (Cond != Condition.Nv)
+ {
+ pc &= ~3u;
+ }
+
+ Immediate = pc + DecoderHelper.DecodeImm24_2(opCode);
+
+ if (Cond == Condition.Nv)
+ {
+ long H = (opCode >> 23) & 2;
+
+ Immediate |= H;
+ }
+ }
+ }
+} \ No newline at end of file