[PATCH] D60084: [NFC] Remove dead parameter "FreeInLoop", fix some typos and trailing whitespace.
Nick Lewycky via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Apr 1 11:48:23 PDT 2019
nicholas created this revision.
Herald added subscribers: llvm-commits, asbirlea, jfb, hiraditya.
Herald added a project: LLVM.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D60084
Files:
llvm/lib/Transforms/Scalar/LICM.cpp
Index: llvm/lib/Transforms/Scalar/LICM.cpp
===================================================================
--- llvm/lib/Transforms/Scalar/LICM.cpp
+++ llvm/lib/Transforms/Scalar/LICM.cpp
@@ -139,8 +139,7 @@
MemorySSAUpdater *MSSAU, OptimizationRemarkEmitter *ORE);
static bool sink(Instruction &I, LoopInfo *LI, DominatorTree *DT,
const Loop *CurLoop, ICFLoopSafetyInfo *SafetyInfo,
- MemorySSAUpdater *MSSAU, OptimizationRemarkEmitter *ORE,
- bool FreeInLoop);
+ MemorySSAUpdater *MSSAU, OptimizationRemarkEmitter *ORE);
static bool isSafeToExecuteUnconditionally(Instruction &Inst,
const DominatorTree *DT,
const Loop *CurLoop,
@@ -511,7 +510,7 @@
canSinkOrHoistInst(I, AA, DT, CurLoop, CurAST, MSSAU, true,
NoOfMemAccTooLarge, &LicmMssaOptCounter, ORE) &&
!I.mayHaveSideEffects()) {
- if (sink(I, LI, DT, CurLoop, SafetyInfo, MSSAU, ORE, FreeInLoop)) {
+ if (sink(I, LI, DT, CurLoop, SafetyInfo, MSSAU, ORE)) {
if (!FreeInLoop) {
++II;
eraseInstruction(I, *SafetyInfo, CurAST, MSSAU);
@@ -998,16 +997,15 @@
namespace {
/// Return true if-and-only-if we know how to (mechanically) both hoist and
/// sink a given instruction out of a loop. Does not address legality
-/// concerns such as aliasing or speculation safety.
+/// concerns such as aliasing or speculation safety.
bool isHoistableAndSinkableInst(Instruction &I) {
// Only these instructions are hoistable/sinkable.
- return (isa<LoadInst>(I) || isa<StoreInst>(I) ||
- isa<CallInst>(I) || isa<FenceInst>(I) ||
- isa<BinaryOperator>(I) || isa<CastInst>(I) ||
- isa<SelectInst>(I) || isa<GetElementPtrInst>(I) ||
- isa<CmpInst>(I) || isa<InsertElementInst>(I) ||
- isa<ExtractElementInst>(I) || isa<ShuffleVectorInst>(I) ||
- isa<ExtractValueInst>(I) || isa<InsertValueInst>(I));
+ return (isa<LoadInst>(I) || isa<StoreInst>(I) || isa<CallInst>(I) ||
+ isa<FenceInst>(I) || isa<BinaryOperator>(I) || isa<CastInst>(I) ||
+ isa<SelectInst>(I) || isa<GetElementPtrInst>(I) || isa<CmpInst>(I) ||
+ isa<InsertElementInst>(I) || isa<ExtractElementInst>(I) ||
+ isa<ShuffleVectorInst>(I) || isa<ExtractValueInst>(I) ||
+ isa<InsertValueInst>(I));
}
/// Return true if all of the alias sets within this AST are known not to
/// contain a Mod, or if MSSA knows thare are no MemoryDefs in the loop.
@@ -1317,7 +1315,7 @@
// Sinking call-sites need to be handled differently from other
// instructions. The cloned call-site needs a funclet bundle operand
- // appropriate for it's location in the CFG.
+ // appropriate for its location in the CFG.
SmallVector<OperandBundleDef, 1> OpBundles;
for (unsigned BundleIdx = 0, BundleEnd = CI->getNumOperandBundles();
BundleIdx != BundleEnd; ++BundleIdx) {
@@ -1515,8 +1513,7 @@
///
static bool sink(Instruction &I, LoopInfo *LI, DominatorTree *DT,
const Loop *CurLoop, ICFLoopSafetyInfo *SafetyInfo,
- MemorySSAUpdater *MSSAU, OptimizationRemarkEmitter *ORE,
- bool FreeInLoop) {
+ MemorySSAUpdater *MSSAU, OptimizationRemarkEmitter *ORE) {
LLVM_DEBUG(dbgs() << "LICM sinking instruction: " << I << "\n");
ORE->emit([&]() {
return OptimizationRemark(DEBUG_TYPE, "InstSunk", &I)
@@ -1530,7 +1527,7 @@
++NumSunk;
// Iterate over users to be ready for actual sinking. Replace users via
- // unrechable blocks with undef and make all user PHIs trivially replcable.
+ // unreachable blocks with undef and make all user PHIs trivially replaceable.
SmallPtrSet<Instruction *, 8> VisitedUsers;
for (Value::user_iterator UI = I.user_begin(), UE = I.user_end(); UI != UE;) {
auto *User = cast<Instruction>(*UI);
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