[AMDGPU][MC][GFX11] Add a helper function for identification of VOPD instructions

[Joe_Nash]

LGTM

llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h

 
 LLVM_READONLY
 unsigned getVOPDOpcode(unsigned Opc);
 
 LLVM_READONLY
 int getVOPDFull(unsigned OpX, unsigned OpY);
 
 LLVM_READONLY
+bool isVOPD(unsigned Opc);
+
+LLVM_READONLY
 unsigned mapWMMA2AddrTo3AddrOpcode(unsigned Opc);
 
 LLVM_READONLY
 unsigned mapWMMA3AddrTo2AddrOpcode(unsigned Opc);
 
 void initDefaultAMDKernelCodeT(amd_kernel_code_t &Header,
                                const MCSubtargetInfo *STI);
 

llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp

else
     return {false, false};
 }
 
 unsigned getVOPDOpcode(unsigned Opc) {
   const VOPDComponentInfo *Info = getVOPDComponentHelper(Opc);
   return Info ? Info->VOPDOp : ~0u;
 }
 
+bool isVOPD(unsigned Opc) { return getVOPDOpcodeHelper(Opc); }
+
 unsigned mapWMMA2AddrTo3AddrOpcode(unsigned Opc) {
   const WMMAOpcodeMappingInfo *Info = getWMMAMappingInfoFrom2AddrOpcode(Opc);
   return Info ? Info->Opcode3Addr : ~0u;
 }
 
 unsigned mapWMMA3AddrTo2AddrOpcode(unsigned Opc) {
   const WMMAOpcodeMappingInfo *Info = getWMMAMappingInfoFrom3AddrOpcode(Opc);
   return Info ? Info->Opcode2Addr : ~0u;