llvm/utils/TableGen/Basic/SDNodeProperties.cpp

   1 //===- SDNodeProperties.cpp -----------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "SDNodeProperties.h"
  10 #include "llvm/ADT/StringSwitch.h"
  11 #include "llvm/TableGen/Error.h"
  12 #include "llvm/TableGen/Record.h"
  13
  14 using namespace llvm;
  15
  16 unsigned llvm::parseSDPatternOperatorProperties(const Record *R) {
  17   unsigned Properties = 0;
  18   for (const Record *Property : R->getValueAsListOfDefs("Properties")) {
  19     auto Offset = StringSwitch<unsigned>(Property->getName())
  20                       .Case("SDNPCommutative", SDNPCommutative)
  21                       .Case("SDNPAssociative", SDNPAssociative)
  22                       .Case("SDNPHasChain", SDNPHasChain)
  23                       .Case("SDNPOutGlue", SDNPOutGlue)
  24                       .Case("SDNPInGlue", SDNPInGlue)
  25                       .Case("SDNPOptInGlue", SDNPOptInGlue)
  26                       .Case("SDNPMayStore", SDNPMayStore)
  27                       .Case("SDNPMayLoad", SDNPMayLoad)
  28                       .Case("SDNPSideEffect", SDNPSideEffect)
  29                       .Case("SDNPMemOperand", SDNPMemOperand)
  30                       .Case("SDNPVariadic", SDNPVariadic)
  31                       .Default(-1u);
  32     if (Offset != -1u)
  33       Properties |= 1 << Offset;
  34     else
  35       PrintFatalError(R->getLoc(), "Unknown SD Node property '" +
  36                                        Property->getName() + "' on node '" +
  37                                        R->getName() + "'!");
  38   }
  39   return Properties;
  40 }