Remove isPod() from DenseMapInfo, splitting it out to its own

isPodLike type trait.  This is a generally useful type trait for
more than just DenseMap, and we really care about whether something
acts like a pod, not whether it really is a pod.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91421 91177308-0d34-0410-b5e6-96231b3b80d8

9 files changed, 10 insertions, 11 deletions

diff --git a/lib/Analysis/IPA/Andersens.cpp b/lib/Analysis/IPA/Andersens.cpp
index e12db81..4d5b312 100644
--- a/lib/Analysis/IPA/Andersens.cpp
+++ b/lib/Analysis/IPA/Andersens.cpp
@@ -121,8 +121,6 @@ namespace {
 
       return *LHS == *RHS;
     }
-
-    static bool isPod() { return true; }
   };
 
   class Andersens : public ModulePass, public AliasAnalysis,
diff --git a/lib/Bitcode/Reader/Deserialize.cpp b/lib/Bitcode/Reader/Deserialize.cpp
index 67607ef..b8e720a 100644
--- a/lib/Bitcode/Reader/Deserialize.cpp
+++ b/lib/Bitcode/Reader/Deserialize.cpp
@@ -413,7 +413,7 @@ uintptr_t Deserializer::ReadInternalRefPtr() {
   return GetFinalPtr(E);
 }
 
-void Deserializer::BPEntry::SetPtr(BPNode*& FreeList, void* P) {
+void BPEntry::SetPtr(BPNode*& FreeList, void* P) {
   BPNode* Last = NULL;
   
   for (BPNode* N = Head; N != NULL; N=N->Next) {
diff --git a/lib/CodeGen/AsmPrinter/DwarfException.h b/lib/CodeGen/AsmPrinter/DwarfException.h
index aff1665..aa01c5b 100644
--- a/lib/CodeGen/AsmPrinter/DwarfException.h
+++ b/lib/CodeGen/AsmPrinter/DwarfException.h
@@ -119,7 +119,6 @@ class DwarfException : public Dwarf {
     static inline unsigned getTombstoneKey() { return -2U; }
     static unsigned getHashValue(const unsigned &Key) { return Key; }
     static bool isEqual(unsigned LHS, unsigned RHS) { return LHS == RHS; }
-    static bool isPod() { return true; }
   };
 
   /// PadRange - Structure holding a try-range and the associated landing pad.
diff --git a/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp b/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
index f2b28ad..0193486 100644
--- a/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
+++ b/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
@@ -175,7 +175,6 @@ struct KeyInfo {
   static inline unsigned getTombstoneKey() { return -2U; }
   static unsigned getHashValue(const unsigned &Key) { return Key; }
   static bool isEqual(unsigned LHS, unsigned RHS) { return LHS == RHS; }
-  static bool isPod() { return true; }
 };
 
 /// ActionEntry - Structure describing an entry in the actions table.
diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp
index dcc9dd4..222792b 100644
--- a/lib/Transforms/Scalar/GVN.cpp
+++ b/lib/Transforms/Scalar/GVN.cpp
@@ -190,8 +190,11 @@ template <> struct DenseMapInfo<Expression> {
   static bool isEqual(const Expression &LHS, const Expression &RHS) {
     return LHS == RHS;
   }
-  static bool isPod() { return true; }
 };
+  
+template <>
+struct isPodLike<Expression> { static const bool value = true; };
+
 }
 
 //===----------------------------------------------------------------------===//
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 2b4b66b..b9c536f 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -11200,8 +11200,9 @@ namespace llvm {
       return LHS.PN == RHS.PN && LHS.Shift == RHS.Shift &&
              LHS.Width == RHS.Width;
     }
-    static bool isPod() { return true; }
   };
+  template <>
+  struct isPodLike<LoweredPHIRecord> { static const bool value = true; };
 }
 
 
diff --git a/lib/Transforms/Scalar/SCCVN.cpp b/lib/Transforms/Scalar/SCCVN.cpp
index db87874..dbc82e1 100644
--- a/lib/Transforms/Scalar/SCCVN.cpp
+++ b/lib/Transforms/Scalar/SCCVN.cpp
@@ -154,8 +154,10 @@ template <> struct DenseMapInfo<Expression> {
   static bool isEqual(const Expression &LHS, const Expression &RHS) {
     return LHS == RHS;
   }
-  static bool isPod() { return true; }
 };
+template <>
+struct isPodLike<Expression> { static const bool value = true; };
+
 }
 
 //===----------------------------------------------------------------------===//
diff --git a/lib/Transforms/Utils/PromoteMemoryToRegister.cpp b/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
index 438ac43..846e432 100644
--- a/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
+++ b/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
@@ -55,7 +55,6 @@ struct DenseMapInfo<std::pair<BasicBlock*, unsigned> > {
   static bool isEqual(const EltTy &LHS, const EltTy &RHS) {
     return LHS == RHS;
   }
-  static bool isPod() { return true; }
 };
 }
 
diff --git a/lib/VMCore/LLVMContextImpl.h b/lib/VMCore/LLVMContextImpl.h
index 1c3244b..8a2378e 100644
--- a/lib/VMCore/LLVMContextImpl.h
+++ b/lib/VMCore/LLVMContextImpl.h
@@ -62,7 +62,6 @@ struct DenseMapAPIntKeyInfo {
   static bool isEqual(const KeyTy &LHS, const KeyTy &RHS) {
     return LHS == RHS;
   }
-  static bool isPod() { return false; }
 };
 
 struct DenseMapAPFloatKeyInfo {
@@ -89,7 +88,6 @@ struct DenseMapAPFloatKeyInfo {
   static bool isEqual(const KeyTy &LHS, const KeyTy &RHS) {
     return LHS == RHS;
   }
-  static bool isPod() { return false; }
 };
 
 class LLVMContextImpl {