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Make OnDiskChainedHashTableGenerator's Bucket type a POD type and reorder fields to optimize padding

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For the common case of offset_type=unsigned this brings Bucket from 24 to 16
bytes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@234692 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2015-04-11 18:00:28 +00:00
parent 4e1b79bbd8
commit 38ebdeea7a
1 changed files with 2 additions and 5 deletions
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7
include/llvm/Support/OnDiskHashTable.h
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@ -75,13 +75,10 @@ template <typename Info> class OnDiskChainedHashTableGenerator {
llvm::SpecificBumpPtrAllocator<Item> BA;
/// \brief A linked list of values in a particular hash bucket.
class Bucket {
public:
struct Bucket {
offset_type Off;
Item *Head;
unsigned Length;
Bucket() {}
Item *Head;
};
Bucket *Buckets;