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Use a DenseMap.

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This appears to improve sqlite3's compile time by ~2%.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147978 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2012-01-11 22:57:32 +00:00
parent a8bd9a68f7
commit 337a269dec
1 changed files with 1 additions and 2 deletions
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3
lib/Analysis/LazyValueInfo.cpp
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@ -29,7 +29,6 @@
#include "llvm/ADT/DenseMap.h" #include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/DenseSet.h" #include "llvm/ADT/DenseSet.h"
#include "llvm/ADT/STLExtras.h" #include "llvm/ADT/STLExtras.h"
#include <map>
#include <stack> #include <stack>
using namespace llvm; using namespace llvm;
@ -360,7 +359,7 @@ namespace {
/// ValueCacheEntryTy - This is all of the cached block information for /// ValueCacheEntryTy - This is all of the cached block information for
/// exactly one Value*. The entries are sorted by the BasicBlock* of the /// exactly one Value*. The entries are sorted by the BasicBlock* of the
/// entries, allowing us to do a lookup with a binary search. /// entries, allowing us to do a lookup with a binary search.
typedef std::map<AssertingVH<BasicBlock>, LVILatticeVal> ValueCacheEntryTy; typedef DenseMap<AssertingVH<BasicBlock>, LVILatticeVal> ValueCacheEntryTy;
/// ValueCache - This is all of the cached information for all values, /// ValueCache - This is all of the cached information for all values,
/// mapped from Value* to key information. /// mapped from Value* to key information.