encapsulate the rest of the StructLayout members.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34157 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Target/TargetData.h

@@ -276,9 +276,17 @@ public:
 ///
 class StructLayout {
   std::vector<uint64_t> MemberOffsets;
-public:
   unsigned StructAlignment;
   uint64_t StructSize;
+public:
+
+  uint64_t getSizeInBytes() const {
+    return StructSize;
+  }
+  
+  unsigned getAlignment() const {
+    return StructAlignment;
+  }
     
   /// getElementContainingOffset - Given a valid offset into the structure,
   /// return the structure index that contains it.

lib/CodeGen/AsmPrinter.cpp

@@ -738,7 +738,7 @@ void AsmPrinter::EmitGlobalConstant(const Constant *CV) {
 
       // Check if padding is needed and insert one or more 0s.
       uint64_t fieldSize = TD->getTypeSize(field->getType());
-      uint64_t padSize = ((i == e-1? cvsLayout->StructSize
+      uint64_t padSize = ((i == e-1? cvsLayout->getSizeInBytes()
                            : cvsLayout->getElementOffset(i+1))
                           - cvsLayout->getElementOffset(i)) - fieldSize;
       sizeSoFar += fieldSize + padSize;
@@ -749,7 +749,7 @@ void AsmPrinter::EmitGlobalConstant(const Constant *CV) {
       // Insert the field padding unless it's zero bytes...
       EmitZeros(padSize);
     }
-    assert(sizeSoFar == cvsLayout->StructSize &&
+    assert(sizeSoFar == cvsLayout->getSizeInBytes() &&
            "Layout of constant struct may be incorrect!");
     return;
   } else if (const ConstantFP *CFP = dyn_cast<ConstantFP>(CV)) {

lib/Target/TargetData.cpp

@@ -325,7 +325,7 @@ static inline void getTypeInfoABI(const Type *Ty, const TargetData *TD,
   case Type::StructTyID: {
     // Get the layout annotation... which is lazily created on demand.
     const StructLayout *Layout = TD->getStructLayout(cast<StructType>(Ty));
-    Size = Layout->StructSize; Alignment = Layout->StructAlignment;
+    Size = Layout->getSizeInBytes(); Alignment = Layout->getAlignment();
     return;
   }
 
@@ -387,9 +387,9 @@ static inline void getTypeInfoPref(const Type *Ty, const TargetData *TD,
     // Get the layout annotation... which is lazily created on demand;
     // enforce minimum aggregate alignment.
     const StructLayout *Layout = TD->getStructLayout(cast<StructType>(Ty));
-    Size = Layout->StructSize;
+    Size = Layout->getSizeInBytes();
-    Alignment = std::max(Layout->StructAlignment,
+    Alignment = std::max(Layout->getAlignment(),
-                         (const unsigned int) TD->getAggMinPrefAlignment());
+                         (const unsigned int)TD->getAggMinPrefAlignment());
     return;
   }