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Make TargetData no longer use annotations!

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11874 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2004-02-26 08:01:57 +00:00
parent 32f54f3149
commit c814937115
1 changed files with 6 additions and 14 deletions
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20
include/llvm/Target/TargetData.h
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@@ -21,9 +21,9 @@
#define LLVM_TARGET_TARGETDATA_H #define LLVM_TARGET_TARGETDATA_H
#include "llvm/Pass.h" #include "llvm/Pass.h"
#include "Support/Annotation.h"
#include "Support/DataTypes.h" #include "Support/DataTypes.h"
#include <vector> #include <vector>
#include <string>
namespace llvm { namespace llvm {
@@ -42,9 +42,6 @@ class TargetData : public ImmutablePass {
unsigned char DoubleAlignment; // Defaults to 8 bytes unsigned char DoubleAlignment; // Defaults to 8 bytes
unsigned char PointerSize; // Defaults to 8 bytes unsigned char PointerSize; // Defaults to 8 bytes
unsigned char PointerAlignment; // Defaults to 8 bytes unsigned char PointerAlignment; // Defaults to 8 bytes
AnnotationID AID; // AID for structure layout annotation
static Annotation *TypeAnFactory(AnnotationID, const Annotable *, void *);
public: public:
TargetData(const std::string &TargetName = "", TargetData(const std::string &TargetName = "",
bool LittleEndian = false, bool LittleEndian = false,
@@ -69,7 +66,6 @@ public:
unsigned char getDoubleAlignment() const { return DoubleAlignment; } unsigned char getDoubleAlignment() const { return DoubleAlignment; }
unsigned char getPointerAlignment() const { return PointerAlignment; } unsigned char getPointerAlignment() const { return PointerAlignment; }
unsigned char getPointerSize() const { return PointerSize; } unsigned char getPointerSize() const { return PointerSize; }
AnnotationID getStructLayoutAID() const { return AID; }
/// getTypeSize - Return the number of bytes necessary to hold the specified /// getTypeSize - Return the number of bytes necessary to hold the specified
/// type /// type
@@ -89,23 +85,19 @@ public:
uint64_t getIndexedOffset(const Type *Ty, uint64_t getIndexedOffset(const Type *Ty,
const std::vector<Value*> &Indices) const; const std::vector<Value*> &Indices) const;
inline const StructLayout *getStructLayout(const StructType *Ty) const { const StructLayout *getStructLayout(const StructType *Ty) const;
return (const StructLayout*)
((const Annotable*)Ty)->getOrCreateAnnotation(AID);
}
}; };
// This annotation (attached ONLY to StructType classes) is used to lazily // This object is used to lazily calculate structure layout information for a
// calculate structure layout information for a target machine, based on the // target machine, based on the TargetData structure.
// TargetData structure.
// //
struct StructLayout : public Annotation { struct StructLayout {
std::vector<uint64_t> MemberOffsets; std::vector<uint64_t> MemberOffsets;
uint64_t StructSize; uint64_t StructSize;
unsigned StructAlignment; unsigned StructAlignment;
private: private:
friend class TargetData; // Only TargetData can create this class friend class TargetData; // Only TargetData can create this class
inline StructLayout(const StructType *ST, const TargetData &TD); StructLayout(const StructType *ST, const TargetData &TD);
}; };
} // End llvm namespace } // End llvm namespace