Update to LLVM 3.5a.
Change-Id: Ifadecab779f128e62e430c2b4f6ddd84953ed617
diff --git a/lib/Transforms/Utils/SimplifyInstructions.cpp b/lib/Transforms/Utils/SimplifyInstructions.cpp
index f9687e4..bbd65f1 100644
--- a/lib/Transforms/Utils/SimplifyInstructions.cpp
+++ b/lib/Transforms/Utils/SimplifyInstructions.cpp
@@ -19,9 +19,9 @@
#include "llvm/ADT/DepthFirstIterator.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/Statistic.h"
-#include "llvm/Analysis/Dominators.h"
#include "llvm/Analysis/InstructionSimplify.h"
#include "llvm/IR/DataLayout.h"
+#include "llvm/IR/Dominators.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Type.h"
#include "llvm/Pass.h"
@@ -38,15 +38,18 @@
initializeInstSimplifierPass(*PassRegistry::getPassRegistry());
}
- void getAnalysisUsage(AnalysisUsage &AU) const {
+ void getAnalysisUsage(AnalysisUsage &AU) const override {
AU.setPreservesCFG();
AU.addRequired<TargetLibraryInfo>();
}
/// runOnFunction - Remove instructions that simplify.
- bool runOnFunction(Function &F) {
- const DominatorTree *DT = getAnalysisIfAvailable<DominatorTree>();
- const DataLayout *TD = getAnalysisIfAvailable<DataLayout>();
+ bool runOnFunction(Function &F) override {
+ const DominatorTreeWrapperPass *DTWP =
+ getAnalysisIfAvailable<DominatorTreeWrapperPass>();
+ const DominatorTree *DT = DTWP ? &DTWP->getDomTree() : 0;
+ DataLayoutPass *DLP = getAnalysisIfAvailable<DataLayoutPass>();
+ const DataLayout *DL = DLP ? &DLP->getDataLayout() : 0;
const TargetLibraryInfo *TLI = &getAnalysis<TargetLibraryInfo>();
SmallPtrSet<const Instruction*, 8> S1, S2, *ToSimplify = &S1, *Next = &S2;
bool Changed = false;
@@ -63,11 +66,10 @@
continue;
// Don't waste time simplifying unused instructions.
if (!I->use_empty())
- if (Value *V = SimplifyInstruction(I, TD, TLI, DT)) {
+ if (Value *V = SimplifyInstruction(I, DL, TLI, DT)) {
// Mark all uses for resimplification next time round the loop.
- for (Value::use_iterator UI = I->use_begin(), UE = I->use_end();
- UI != UE; ++UI)
- Next->insert(cast<Instruction>(*UI));
+ for (User *U : I->users())
+ Next->insert(cast<Instruction>(U));
I->replaceAllUsesWith(V);
++NumSimplified;
Changed = true;