Revert r300964 + r300970 - [globalisel][tablegen] Import SelectionDAG's rule predicates and support the equivalent in GIRule.

It's causing llvm-clang-x86_64-expensive-checks-win to fail to compile and I
haven't worked out why. Reverting to make it green while I figure it out.

llvm-svn: 300978

1 files changed, 0 insertions, 32 deletions

diff --git a/llvm/utils/TableGen/SubtargetFeatureInfo.cpp b/llvm/utils/TableGen/SubtargetFeatureInfo.cpp
index 96418dc77d5..72a556182b1 100644
--- a/llvm/utils/TableGen/SubtargetFeatureInfo.cpp
+++ b/llvm/utils/TableGen/SubtargetFeatureInfo.cpp
@@ -59,20 +59,6 @@ void SubtargetFeatureInfo::emitSubtargetFeatureFlagEnumeration(
   OS << "};\n\n";
 }
 
-void SubtargetFeatureInfo::emitSubtargetFeatureBitEnumeration(
-    std::map<Record *, SubtargetFeatureInfo, LessRecordByID> &SubtargetFeatures,
-    raw_ostream &OS) {
-  OS << "// Bits for subtarget features that participate in "
-     << "instruction matching.\n";
-  OS << "enum SubtargetFeatureBits : "
-     << getMinimalTypeForRange(SubtargetFeatures.size()) << " {\n";
-  for (const auto &SF : SubtargetFeatures) {
-    const SubtargetFeatureInfo &SFI = SF.second;
-    OS << "  " << SFI.getEnumBitName() << " = " << SFI.Index << ",\n";
-  }
-  OS << "};\n\n";
-}
-
 void SubtargetFeatureInfo::emitNameTable(
     std::map<Record *, SubtargetFeatureInfo, LessRecordByID> &SubtargetFeatures,
     raw_ostream &OS) {
@@ -104,24 +90,6 @@ void SubtargetFeatureInfo::emitComputeAvailableFeatures(
     StringRef TargetName, StringRef ClassName, StringRef FuncName,
     std::map<Record *, SubtargetFeatureInfo, LessRecordByID> &SubtargetFeatures,
     raw_ostream &OS) {
-  OS << "PredicateBitset " << TargetName << ClassName << "::\n"
-     << FuncName << "(const MachineFunction *MF, const " << TargetName
-     << "Subtarget *Subtarget) const {\n";
-  OS << "  PredicateBitset Features;\n";
-  for (const auto &SF : SubtargetFeatures) {
-    const SubtargetFeatureInfo &SFI = SF.second;
-
-    OS << "  if (" << SFI.TheDef->getValueAsString("CondString") << ")\n";
-    OS << "    Features[" << SFI.getEnumBitName() << "] = 1;\n";
-  }
-  OS << "  return Features;\n";
-  OS << "}\n\n";
-}
-
-void SubtargetFeatureInfo::emitComputeAssemblerAvailableFeatures(
-    StringRef TargetName, StringRef ClassName, StringRef FuncName,
-    std::map<Record *, SubtargetFeatureInfo, LessRecordByID> &SubtargetFeatures,
-    raw_ostream &OS) {
   OS << "uint64_t " << TargetName << ClassName << "::\n"
      << FuncName << "(const FeatureBitset& FB) const {\n";
   OS << "  uint64_t Features = 0;\n";