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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 /ARMeilleure/Decoders/OpCode32SimdBase.cs
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'ARMeilleure/Decoders/OpCode32SimdBase.cs')
-rw-r--r--ARMeilleure/Decoders/OpCode32SimdBase.cs55
1 files changed, 0 insertions, 55 deletions
diff --git a/ARMeilleure/Decoders/OpCode32SimdBase.cs b/ARMeilleure/Decoders/OpCode32SimdBase.cs
deleted file mode 100644
index 4382fc2a..00000000
--- a/ARMeilleure/Decoders/OpCode32SimdBase.cs
+++ /dev/null
@@ -1,55 +0,0 @@
-using System;
-
-namespace ARMeilleure.Decoders
-{
- abstract class OpCode32SimdBase : OpCode32, IOpCode32Simd
- {
- public int Vd { get; protected set; }
- public int Vm { get; protected set; }
- public int Size { get; protected set; }
-
- // Helpers to index doublewords within quad words. Essentially, looping over the vector starts at quadword Q and index Fx or Ix within it,
- // depending on instruction type.
- //
- // Qx: The quadword register that the target vector is contained in.
- // Ix: The starting index of the target vector within the quadword, with size treated as integer.
- // Fx: The starting index of the target vector within the quadword, with size treated as floating point. (16 or 32)
- public int Qd => GetQuadwordIndex(Vd);
- public int Id => GetQuadwordSubindex(Vd) << (3 - Size);
- public int Fd => GetQuadwordSubindex(Vd) << (1 - (Size & 1)); // When the top bit is truncated, 1 is fp16 which is an optional extension in ARMv8.2. We always assume 64.
-
- public int Qm => GetQuadwordIndex(Vm);
- public int Im => GetQuadwordSubindex(Vm) << (3 - Size);
- public int Fm => GetQuadwordSubindex(Vm) << (1 - (Size & 1));
-
- protected int GetQuadwordIndex(int index)
- {
- switch (RegisterSize)
- {
- case RegisterSize.Simd128:
- case RegisterSize.Simd64:
- return index >> 1;
- }
-
- throw new InvalidOperationException();
- }
-
- protected int GetQuadwordSubindex(int index)
- {
- switch (RegisterSize)
- {
- case RegisterSize.Simd128:
- return 0;
- case RegisterSize.Simd64:
- return index & 1;
- }
-
- throw new InvalidOperationException();
- }
-
- protected OpCode32SimdBase(InstDescriptor inst, ulong address, int opCode, bool isThumb) : base(inst, address, opCode)
- {
- IsThumb = isThumb;
- }
- }
-}