#include "llvm/Support/AlignOf.h"
#include "llvm/Support/MathExtras.h"
-#include "llvm/System/DataTypes.h"
+#include "llvm/Support/DataTypes.h"
#include <algorithm>
#include <cassert>
#include <cstdlib>
#include <cstddef>
namespace llvm {
+template <typename T> struct ReferenceAdder { typedef T& result; };
+template <typename T> struct ReferenceAdder<T&> { typedef T result; };
class MallocAllocator {
public:
unsigned GetNumSlabs() const;
void PrintStats() const;
+
+ /// Compute the total physical memory allocated by this allocator.
+ size_t getTotalMemory() const;
};
/// SpecificBumpPtrAllocator - Same as BumpPtrAllocator but allows only
while (Slab) {
char *End = Slab == Allocator.CurSlab ? Allocator.CurPtr :
(char *)Slab + Slab->Size;
- for (char *Ptr = (char*)Slab+1; Ptr < End; Ptr += sizeof(T)) {
- Ptr = Allocator.AlignPtr(Ptr, alignof<T>());
- if (Ptr + sizeof(T) <= End)
+ for (char *Ptr = (char*)(Slab+1); Ptr < End; Ptr += sizeof(T)) {
+ Ptr = Allocator.AlignPtr(Ptr, alignOf<T>());
+ if (Ptr + sizeof(T) <= End)
reinterpret_cast<T*>(Ptr)->~T();
}
Slab = Slab->NextPtr;
inline void *operator new(size_t Size, llvm::BumpPtrAllocator &Allocator) {
struct S {
char c;
-#ifdef __GNUC__
- char x __attribute__((aligned));
-#else
union {
double D;
long double LD;
long long L;
void *P;
} x;
-#endif
};
return Allocator.Allocate(Size, std::min((size_t)llvm::NextPowerOf2(Size),
offsetof(S, x)));
}
+inline void operator delete(void *, llvm::BumpPtrAllocator &) {}
+
#endif // LLVM_SUPPORT_ALLOCATOR_H