[Analysis] Move TargetLibraryInfo data to TableGen

llvm/include/llvm/Analysis/CMakeLists.txt

@@ -0,0 +1,3 @@
+set(LLVM_TARGET_DEFINITIONS TargetLibraryInfo.td)
+tablegen(LLVM TargetLibraryInfo.inc -gen-target-library-info)
+add_public_tablegen_target(analysis_gen)

llvm/include/llvm/Analysis/TargetLibraryInfo.h

@@ -10,6 +10,7 @@
 #define LLVM_ANALYSIS_TARGETLIBRARYINFO_H
 
 #include "llvm/ADT/DenseMap.h"
+#include "llvm/ADT/StringTable.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/InstrTypes.h"
 #include "llvm/IR/Module.h"
@@ -69,13 +70,8 @@ class VecDesc {
   LLVM_ABI std::string getVectorFunctionABIVariantString() const;
 };
 
-  enum LibFunc : unsigned {
-#define TLI_DEFINE_ENUM
-#include "llvm/Analysis/TargetLibraryInfo.def"
-
-    NumLibFuncs,
-    NotLibFunc
-  };
+#define GET_TARGET_LIBRARY_INFO_ENUM
+#include "llvm/Analysis/TargetLibraryInfo.inc"
 
 /// Implementation of the target library information.
 ///
@@ -88,7 +84,8 @@ class TargetLibraryInfoImpl {
 
   unsigned char AvailableArray[(NumLibFuncs+3)/4];
   DenseMap<unsigned, std::string> CustomNames;
-  LLVM_ABI static StringLiteral const StandardNames[NumLibFuncs];
+#define GET_TARGET_LIBRARY_INFO_IMPL_DECL
+#include "llvm/Analysis/TargetLibraryInfo.inc"
   bool ShouldExtI32Param, ShouldExtI32Return, ShouldSignExtI32Param, ShouldSignExtI32Return;
   unsigned SizeOfInt;
 
@@ -177,7 +174,8 @@ class TargetLibraryInfoImpl {
   /// Forces a function to be marked as available and provide an alternate name
   /// that must be used.
   void setAvailableWithName(LibFunc F, StringRef Name) {
-    if (StandardNames[F] != Name) {
+    if (StringRef(StandardNamesStrTable.getCString(StandardNamesOffsets[F]),
+                  StandardNamesSizeTable[F]) != Name) {
       setState(F, CustomName);
       CustomNames[F] = std::string(Name);
       assert(CustomNames.contains(F));
@@ -455,15 +453,19 @@ class TargetLibraryInfo {
   /// Return the canonical name for a LibFunc. This should not be used for
   /// semantic purposes, use getName instead.
   static StringRef getStandardName(LibFunc F) {
-    return TargetLibraryInfoImpl::StandardNames[F];
+    return StringRef(TargetLibraryInfoImpl::StandardNamesStrTable.getCString(
+                         TargetLibraryInfoImpl::StandardNamesOffsets[F]),
+                     TargetLibraryInfoImpl::StandardNamesSizeTable[F]);
   }
 
   StringRef getName(LibFunc F) const {
     auto State = getState(F);
     if (State == TargetLibraryInfoImpl::Unavailable)
       return StringRef();
     if (State == TargetLibraryInfoImpl::StandardName)
-      return Impl->StandardNames[F];
+      return StringRef(
+          Impl->StandardNamesStrTable.getCString(Impl->StandardNamesOffsets[F]),
+          Impl->StandardNamesSizeTable[F]);
     assert(State == TargetLibraryInfoImpl::CustomName);
     return Impl->CustomNames.find(F)->second;
   }