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Stop APInt::shl from generating llvm.trap
[oota-llvm.git]
/
include
/
llvm
/
ADT
/
SmallPtrSet.h
diff --git
a/include/llvm/ADT/SmallPtrSet.h
b/include/llvm/ADT/SmallPtrSet.h
index b72bbee8b97ad3cfaa1b6a5dbe4fbc4c106fea03..3bb883088c598d489f07534a446e096e6be93fb5 100644
(file)
--- a/
include/llvm/ADT/SmallPtrSet.h
+++ b/
include/llvm/ADT/SmallPtrSet.h
@@
-15,12
+15,13
@@
#ifndef LLVM_ADT_SMALLPTRSET_H
#define LLVM_ADT_SMALLPTRSET_H
#ifndef LLVM_ADT_SMALLPTRSET_H
#define LLVM_ADT_SMALLPTRSET_H
+#include "llvm/Support/Compiler.h"
+#include "llvm/Support/DataTypes.h"
+#include "llvm/Support/PointerLikeTypeTraits.h"
#include <cassert>
#include <cstddef>
#include <cstring>
#include <iterator>
#include <cassert>
#include <cstddef>
#include <cstring>
#include <iterator>
-#include "llvm/Support/DataTypes.h"
-#include "llvm/Support/PointerLikeTypeTraits.h"
namespace llvm {
namespace llvm {
@@
-57,7
+58,7
@@
protected:
/// it, so that the end iterator actually points to valid memory.
unsigned CurArraySize;
/// it, so that the end iterator actually points to valid memory.
unsigned CurArraySize;
- // If small, this is # elts allocated conse
q
utively
+ // If small, this is # elts allocated conse
c
utively
unsigned NumElements;
unsigned NumTombstones;
unsigned NumElements;
unsigned NumTombstones;
@@
-126,17
+127,18
@@
protected:
private:
bool isSmall() const { return CurArray == SmallArray; }
private:
bool isSmall() const { return CurArray == SmallArray; }
- unsigned Hash(const void *Ptr) const {
- return static_cast<unsigned>(((uintptr_t)Ptr >> 4) & (CurArraySize-1));
- }
const void * const *FindBucketFor(const void *Ptr) const;
void shrink_and_clear();
/// Grow - Allocate a larger backing store for the buckets and move it over.
const void * const *FindBucketFor(const void *Ptr) const;
void shrink_and_clear();
/// Grow - Allocate a larger backing store for the buckets and move it over.
- void Grow();
+ void Grow(
unsigned NewSize
);
- void operator=(const SmallPtrSetImpl &RHS)
; // DO NOT IMPLEMENT.
+ void operator=(const SmallPtrSetImpl &RHS)
LLVM_DELETED_FUNCTION;
protected:
protected:
+ /// swap - Swaps the elements of two sets.
+ /// Note: This method assumes that both sets have the same small size.
+ void swap(SmallPtrSetImpl &RHS);
+
void CopyFrom(const SmallPtrSetImpl &RHS);
};
void CopyFrom(const SmallPtrSetImpl &RHS);
};
@@
-287,8
+289,20
@@
public:
return *this;
}
return *this;
}
+ /// swap - Swaps the elements of two sets.
+ void swap(SmallPtrSet<PtrType, SmallSize> &RHS) {
+ SmallPtrSetImpl::swap(RHS);
+ }
};
}
};
}
+namespace std {
+ /// Implement std::swap in terms of SmallPtrSet swap.
+ template<class T, unsigned N>
+ inline void swap(llvm::SmallPtrSet<T, N> &LHS, llvm::SmallPtrSet<T, N> &RHS) {
+ LHS.swap(RHS);
+ }
+}
+
#endif
#endif