1 files changed, 3 insertions, 38 deletions
diff --git a/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.h b/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.h
index f4d164bf10c3..c1131c2936fc 100644
--- a/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.h
+++ b/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.h
@@ -32,44 +32,6 @@ class MCOperand;
 class MCSubtargetInfo;
 class Twine;
 
-// Exposes an interface expected by autogenerated code in
-// FixedLenDecoderEmitter
-class DecoderUInt128 {
-private:
-  uint64_t Lo = 0;
-  uint64_t Hi = 0;
-
-public:
-  DecoderUInt128() = default;
-  DecoderUInt128(uint64_t Lo, uint64_t Hi = 0) : Lo(Lo), Hi(Hi) {}
-  operator bool() const { return Lo || Hi; }
-  uint64_t extractBitsAsZExtValue(unsigned NumBits,
-                                  unsigned BitPosition) const {
-    assert(NumBits && NumBits <= 64);
-    assert(BitPosition < 128);
-    uint64_t Val;
-    if (BitPosition < 64)
-      Val = Lo >> BitPosition | Hi << 1 << (63 - BitPosition);
-    else
-      Val = Hi >> (BitPosition - 64);
-    return Val & ((uint64_t(2) << (NumBits - 1)) - 1);
-  }
-  DecoderUInt128 operator&(const DecoderUInt128 &RHS) const {
-    return DecoderUInt128(Lo & RHS.Lo, Hi & RHS.Hi);
-  }
-  DecoderUInt128 operator&(const uint64_t &RHS) const {
-    return *this & DecoderUInt128(RHS);
-  }
-  DecoderUInt128 operator~() const { return DecoderUInt128(~Lo, ~Hi); }
-  bool operator==(const DecoderUInt128 &RHS) {
-    return Lo == RHS.Lo && Hi == RHS.Hi;
-  }
-  bool operator!=(const DecoderUInt128 &RHS) {
-    return Lo != RHS.Lo || Hi != RHS.Hi;
-  }
-  bool operator!=(const int &RHS) { return *this != DecoderUInt128(RHS); }
-};
-
 //===----------------------------------------------------------------------===//
 // AMDGPUDisassembler
 //===----------------------------------------------------------------------===//
@@ -223,6 +185,9 @@ public:
   bool hasKernargPreload() const;
 
   bool isMacDPP(MCInst &MI) const;
+
+  /// Check if the instruction is a buffer operation (MUBUF, MTBUF, or S_BUFFER)
+  bool isBufferInstruction(const MCInst &MI) const;
 };
 
 //===----------------------------------------------------------------------===//