[llvm] 454de99 - Revert "[llvm][NFC] Cleanup uses of std::function in Inlining-related APIs"

Mircea Trofin via llvm-commits llvm-commits at lists.llvm.org
Fri May 15 11:54:06 PDT 2020


Oh, here it is:
http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-bootstrap-msan/builds/19317


On Fri, May 15, 2020 at 11:29 AM David Blaikie <dblaikie at gmail.com> wrote:

> No worries - though it'd still be good to have the info here in this
> commit thread as well (the commit itself is pretty indirectly connected to
> the phab review - the revert commit doesn't mention/link to the phab
> review, so you have to go search the commit hash, find the commit, go to
> the phab review from there, etc... )
>
> On Fri, May 15, 2020 at 11:18 AM Mircea Trofin <mtrofin at google.com> wrote:
>
>> sorry - added a comment in phabricator
>>
>> On Fri, May 15, 2020 at 11:07 AM David Blaikie <dblaikie at gmail.com>
>> wrote:
>>
>>> Why was this reverted? (Good to include that sort of info - links to
>>> failing buildbots, potentially quotes of any particular errors/stack
>>> traces/etc in the commit message - so folks can help fix it, or don't make
>>> introduce the same problem again in the future)
>>>
>>> On Thu, May 14, 2020 at 10:33 PM Mircea Trofin via llvm-commits <
>>> llvm-commits at lists.llvm.org> wrote:
>>>
>>>>
>>>> Author: Mircea Trofin
>>>> Date: 2020-05-14T22:32:44-07:00
>>>> New Revision: 454de99a6fec705e76ed7743bf538f7a77296f59
>>>>
>>>> URL:
>>>> https://github.com/llvm/llvm-project/commit/454de99a6fec705e76ed7743bf538f7a77296f59
>>>> DIFF:
>>>> https://github.com/llvm/llvm-project/commit/454de99a6fec705e76ed7743bf538f7a77296f59.diff
>>>>
>>>> LOG: Revert "[llvm][NFC] Cleanup uses of std::function in
>>>> Inlining-related APIs"
>>>>
>>>> This reverts commit 767db5be67cab5aa04d81227725765cad9620611.
>>>>
>>>> Added:
>>>>
>>>>
>>>> Modified:
>>>>     llvm/include/llvm/Analysis/InlineCost.h
>>>>     llvm/include/llvm/Transforms/Utils/Cloning.h
>>>>     llvm/lib/Analysis/InlineAdvisor.cpp
>>>>     llvm/lib/Analysis/InlineCost.cpp
>>>>     llvm/lib/Target/AMDGPU/AMDGPUInline.cpp
>>>>     llvm/lib/Transforms/IPO/AlwaysInliner.cpp
>>>>     llvm/lib/Transforms/IPO/InlineSimple.cpp
>>>>     llvm/lib/Transforms/IPO/Inliner.cpp
>>>>     llvm/lib/Transforms/IPO/PartialInlining.cpp
>>>>     llvm/lib/Transforms/IPO/SampleProfile.cpp
>>>>     llvm/lib/Transforms/Utils/InlineFunction.cpp
>>>>
>>>> Removed:
>>>>
>>>>
>>>>
>>>>
>>>> ################################################################################
>>>> diff  --git a/llvm/include/llvm/Analysis/InlineCost.h
>>>> b/llvm/include/llvm/Analysis/InlineCost.h
>>>> index 0d67f9f32859..0b37a99a5657 100644
>>>> --- a/llvm/include/llvm/Analysis/InlineCost.h
>>>> +++ b/llvm/include/llvm/Analysis/InlineCost.h
>>>> @@ -216,14 +216,12 @@ int getCallsiteCost(CallBase &Call, const
>>>> DataLayout &DL);
>>>>  ///
>>>>  /// Also note that calling this function *dynamically* computes the
>>>> cost of
>>>>  /// inlining the callsite. It is an expensive, heavyweight call.
>>>> -InlineCost
>>>> -getInlineCost(CallBase &Call, const InlineParams &Params,
>>>> -              TargetTransformInfo &CalleeTTI,
>>>> -              function_ref<AssumptionCache &(Function &)>
>>>> GetAssumptionCache,
>>>> -              function_ref<const TargetLibraryInfo &(Function &)>
>>>> GetTLI,
>>>> -              function_ref<BlockFrequencyInfo &(Function &)> GetBFI =
>>>> nullptr,
>>>> -              ProfileSummaryInfo *PSI = nullptr,
>>>> -              OptimizationRemarkEmitter *ORE = nullptr);
>>>> +InlineCost getInlineCost(
>>>> +    CallBase &Call, const InlineParams &Params, TargetTransformInfo
>>>> &CalleeTTI,
>>>> +    std::function<AssumptionCache &(Function &)> &GetAssumptionCache,
>>>> +    Optional<function_ref<BlockFrequencyInfo &(Function &)>> GetBFI,
>>>> +    function_ref<const TargetLibraryInfo &(Function &)> GetTLI,
>>>> +    ProfileSummaryInfo *PSI, OptimizationRemarkEmitter *ORE = nullptr);
>>>>
>>>>  /// Get an InlineCost with the callee explicitly specified.
>>>>  /// This allows you to calculate the cost of inlining a function via a
>>>> @@ -233,11 +231,10 @@ getInlineCost(CallBase &Call, const InlineParams
>>>> &Params,
>>>>  InlineCost
>>>>  getInlineCost(CallBase &Call, Function *Callee, const InlineParams
>>>> &Params,
>>>>                TargetTransformInfo &CalleeTTI,
>>>> -              function_ref<AssumptionCache &(Function &)>
>>>> GetAssumptionCache,
>>>> +              std::function<AssumptionCache &(Function &)>
>>>> &GetAssumptionCache,
>>>> +              Optional<function_ref<BlockFrequencyInfo &(Function &)>>
>>>> GetBFI,
>>>>                function_ref<const TargetLibraryInfo &(Function &)>
>>>> GetTLI,
>>>> -              function_ref<BlockFrequencyInfo &(Function &)> GetBFI =
>>>> nullptr,
>>>> -              ProfileSummaryInfo *PSI = nullptr,
>>>> -              OptimizationRemarkEmitter *ORE = nullptr);
>>>> +              ProfileSummaryInfo *PSI, OptimizationRemarkEmitter *ORE);
>>>>
>>>>  /// Returns InlineResult::success() if the call site should be always
>>>> inlined
>>>>  /// because of user directives, and the inlining is viable. Returns
>>>> @@ -259,10 +256,9 @@ Optional<InlineResult>
>>>> getAttributeBasedInliningDecision(
>>>>  /// - an integer, representing the cost.
>>>>  Optional<int> getInliningCostEstimate(
>>>>      CallBase &Call, TargetTransformInfo &CalleeTTI,
>>>> -    function_ref<AssumptionCache &(Function &)> GetAssumptionCache,
>>>> -    function_ref<BlockFrequencyInfo &(Function &)> GetBFI = nullptr,
>>>> -    ProfileSummaryInfo *PSI = nullptr,
>>>> -    OptimizationRemarkEmitter *ORE = nullptr);
>>>> +    std::function<AssumptionCache &(Function &)> &GetAssumptionCache,
>>>> +    Optional<function_ref<BlockFrequencyInfo &(Function &)>> GetBFI,
>>>> +    ProfileSummaryInfo *PSI, OptimizationRemarkEmitter *ORE);
>>>>
>>>>  /// Minimal filter to detect invalid constructs for inlining.
>>>>  InlineResult isInlineViable(Function &Callee);
>>>>
>>>> diff  --git a/llvm/include/llvm/Transforms/Utils/Cloning.h
>>>> b/llvm/include/llvm/Transforms/Utils/Cloning.h
>>>> index 4fce03461deb..6e2ac3265f63 100644
>>>> --- a/llvm/include/llvm/Transforms/Utils/Cloning.h
>>>> +++ b/llvm/include/llvm/Transforms/Utils/Cloning.h
>>>> @@ -171,19 +171,19 @@ void CloneAndPruneFunctionInto(Function *NewFunc,
>>>> const Function *OldFunc,
>>>>  /// the auxiliary results produced by it.
>>>>  class InlineFunctionInfo {
>>>>  public:
>>>> -  explicit InlineFunctionInfo(
>>>> -      CallGraph *cg = nullptr,
>>>> -      function_ref<AssumptionCache &(Function &)> GetAssumptionCache =
>>>> nullptr,
>>>> -      ProfileSummaryInfo *PSI = nullptr,
>>>> -      BlockFrequencyInfo *CallerBFI = nullptr,
>>>> -      BlockFrequencyInfo *CalleeBFI = nullptr)
>>>> +  explicit InlineFunctionInfo(CallGraph *cg = nullptr,
>>>> +                              std::function<AssumptionCache &(Function
>>>> &)>
>>>> +                                  *GetAssumptionCache = nullptr,
>>>> +                              ProfileSummaryInfo *PSI = nullptr,
>>>> +                              BlockFrequencyInfo *CallerBFI = nullptr,
>>>> +                              BlockFrequencyInfo *CalleeBFI = nullptr)
>>>>        : CG(cg), GetAssumptionCache(GetAssumptionCache), PSI(PSI),
>>>>          CallerBFI(CallerBFI), CalleeBFI(CalleeBFI) {}
>>>>
>>>>    /// If non-null, InlineFunction will update the callgraph to reflect
>>>> the
>>>>    /// changes it makes.
>>>>    CallGraph *CG;
>>>> -  function_ref<AssumptionCache &(Function &)> GetAssumptionCache;
>>>> +  std::function<AssumptionCache &(Function &)> *GetAssumptionCache;
>>>>    ProfileSummaryInfo *PSI;
>>>>    BlockFrequencyInfo *CallerBFI, *CalleeBFI;
>>>>
>>>>
>>>> diff  --git a/llvm/lib/Analysis/InlineAdvisor.cpp
>>>> b/llvm/lib/Analysis/InlineAdvisor.cpp
>>>> index dcaf9d0fea74..16ab7598ee42 100644
>>>> --- a/llvm/lib/Analysis/InlineAdvisor.cpp
>>>> +++ b/llvm/lib/Analysis/InlineAdvisor.cpp
>>>> @@ -99,7 +99,11 @@ DefaultInlineAdvisor::getAdvice(CallBase &CB,
>>>> FunctionAnalysisManager &FAM) {
>>>>                *CB.getParent()->getParent()->getParent());
>>>>
>>>>    auto &ORE = FAM.getResult<OptimizationRemarkEmitterAnalysis>(Caller);
>>>> -  auto GetAssumptionCache = [&](Function &F) -> AssumptionCache & {
>>>> +  // FIXME: make GetAssumptionCache's decl similar to the other 2
>>>> below. May
>>>> +  // need changing the type of getInlineCost parameters? Also see
>>>> similar case
>>>> +  // in Inliner.cpp
>>>> +  std::function<AssumptionCache &(Function &)> GetAssumptionCache =
>>>> +      [&](Function &F) -> AssumptionCache & {
>>>>      return FAM.getResult<AssumptionAnalysis>(F);
>>>>    };
>>>>    auto GetBFI = [&](Function &F) -> BlockFrequencyInfo & {
>>>> @@ -115,8 +119,8 @@ DefaultInlineAdvisor::getAdvice(CallBase &CB,
>>>> FunctionAnalysisManager &FAM) {
>>>>      bool RemarksEnabled =
>>>>
>>>>  Callee.getContext().getDiagHandlerPtr()->isMissedOptRemarkEnabled(
>>>>              DEBUG_TYPE);
>>>> -    return getInlineCost(CB, Params, CalleeTTI, GetAssumptionCache,
>>>> GetTLI,
>>>> -                         GetBFI, PSI, RemarksEnabled ? &ORE : nullptr);
>>>> +    return getInlineCost(CB, Params, CalleeTTI, GetAssumptionCache,
>>>> {GetBFI},
>>>> +                         GetTLI, PSI, RemarksEnabled ? &ORE : nullptr);
>>>>    };
>>>>    auto OIC = llvm::shouldInline(CB, GetInlineCost, ORE);
>>>>    return std::make_unique<DefaultInlineAdvice>(this, CB, OIC, ORE);
>>>>
>>>> diff  --git a/llvm/lib/Analysis/InlineCost.cpp
>>>> b/llvm/lib/Analysis/InlineCost.cpp
>>>> index 1f1050db819b..ce9f030bf379 100644
>>>> --- a/llvm/lib/Analysis/InlineCost.cpp
>>>> +++ b/llvm/lib/Analysis/InlineCost.cpp
>>>> @@ -148,10 +148,10 @@ class CallAnalyzer : public
>>>> InstVisitor<CallAnalyzer, bool> {
>>>>    const TargetTransformInfo &TTI;
>>>>
>>>>    /// Getter for the cache of @llvm.assume intrinsics.
>>>> -  function_ref<AssumptionCache &(Function &)> GetAssumptionCache;
>>>> +  std::function<AssumptionCache &(Function &)> &GetAssumptionCache;
>>>>
>>>>    /// Getter for BlockFrequencyInfo
>>>> -  function_ref<BlockFrequencyInfo &(Function &)> GetBFI;
>>>> +  Optional<function_ref<BlockFrequencyInfo &(Function &)>> &GetBFI;
>>>>
>>>>    /// Profile summary information.
>>>>    ProfileSummaryInfo *PSI;
>>>> @@ -382,12 +382,11 @@ class CallAnalyzer : public
>>>> InstVisitor<CallAnalyzer, bool> {
>>>>    bool visitUnreachableInst(UnreachableInst &I);
>>>>
>>>>  public:
>>>> -  CallAnalyzer(
>>>> -      Function &Callee, CallBase &Call, const TargetTransformInfo &TTI,
>>>> -      const std::function<AssumptionCache &(Function &)>
>>>> &GetAssumptionCache,
>>>> -      function_ref<BlockFrequencyInfo &(Function &)> GetBFI = nullptr,
>>>> -      ProfileSummaryInfo *PSI = nullptr,
>>>> -      OptimizationRemarkEmitter *ORE = nullptr)
>>>> +  CallAnalyzer(const TargetTransformInfo &TTI,
>>>> +               std::function<AssumptionCache &(Function &)>
>>>> &GetAssumptionCache,
>>>> +               Optional<function_ref<BlockFrequencyInfo &(Function
>>>> &)>> &GetBFI,
>>>> +               ProfileSummaryInfo *PSI, OptimizationRemarkEmitter *ORE,
>>>> +               Function &Callee, CallBase &Call)
>>>>        : TTI(TTI), GetAssumptionCache(GetAssumptionCache),
>>>> GetBFI(GetBFI),
>>>>          PSI(PSI), F(Callee), DL(F.getParent()->getDataLayout()),
>>>> ORE(ORE),
>>>>          CandidateCall(Call), EnableLoadElimination(true) {}
>>>> @@ -505,8 +504,8 @@ class InlineCostCallAnalyzer final : public
>>>> CallAnalyzer {
>>>>            InlineConstants::IndirectCallThreshold;
>>>>        /// FIXME: if InlineCostCallAnalyzer is derived from, this may
>>>> need
>>>>        /// to instantiate the derived class.
>>>> -      InlineCostCallAnalyzer CA(*F, Call, IndirectCallParams, TTI,
>>>> -                                GetAssumptionCache, GetBFI, PSI, ORE,
>>>> false);
>>>> +      InlineCostCallAnalyzer CA(TTI, GetAssumptionCache, GetBFI, PSI,
>>>> ORE, *F,
>>>> +                                Call, IndirectCallParams, false);
>>>>        if (CA.analyze().isSuccess()) {
>>>>          // We were able to inline the indirect call! Subtract the cost
>>>> from the
>>>>          // threshold to get the bonus we want to apply, but don't go
>>>> below zero.
>>>> @@ -694,14 +693,13 @@ class InlineCostCallAnalyzer final : public
>>>> CallAnalyzer {
>>>>
>>>>  public:
>>>>    InlineCostCallAnalyzer(
>>>> -      Function &Callee, CallBase &Call, const InlineParams &Params,
>>>>        const TargetTransformInfo &TTI,
>>>> -      function_ref<AssumptionCache &(Function &)> GetAssumptionCache,
>>>> -      function_ref<BlockFrequencyInfo &(Function &)> GetBFI = nullptr,
>>>> -      ProfileSummaryInfo *PSI = nullptr,
>>>> -      OptimizationRemarkEmitter *ORE = nullptr, bool BoostIndirect =
>>>> true,
>>>> +      std::function<AssumptionCache &(Function &)> &GetAssumptionCache,
>>>> +      Optional<function_ref<BlockFrequencyInfo &(Function &)>> &GetBFI,
>>>> +      ProfileSummaryInfo *PSI, OptimizationRemarkEmitter *ORE,
>>>> Function &Callee,
>>>> +      CallBase &Call, const InlineParams &Params, bool BoostIndirect =
>>>> true,
>>>>        bool IgnoreThreshold = false)
>>>> -      : CallAnalyzer(Callee, Call, TTI, GetAssumptionCache, GetBFI,
>>>> PSI, ORE),
>>>> +      : CallAnalyzer(TTI, GetAssumptionCache, GetBFI, PSI, ORE,
>>>> Callee, Call),
>>>>          ComputeFullInlineCost(OptComputeFullInlineCost ||
>>>>                                Params.ComputeFullInlineCost || ORE),
>>>>          Params(Params), Threshold(Params.DefaultThreshold),
>>>> @@ -1300,7 +1298,7 @@ void
>>>> InlineCostCallAnalyzer::updateThreshold(CallBase &Call, Function &Callee) {
>>>>      // Callsite hotness and coldness can be determined if sample
>>>> profile is
>>>>      // used (which adds hotness metadata to calls) or if caller's
>>>>      // BlockFrequencyInfo is available.
>>>> -    BlockFrequencyInfo *CallerBFI = GetBFI ? &(GetBFI(*Caller)) :
>>>> nullptr;
>>>> +    BlockFrequencyInfo *CallerBFI = GetBFI ? &((*GetBFI)(*Caller)) :
>>>> nullptr;
>>>>      auto HotCallSiteThreshold = getHotCallSiteThreshold(Call,
>>>> CallerBFI);
>>>>      if (!Caller->hasOptSize() && HotCallSiteThreshold) {
>>>>        LLVM_DEBUG(dbgs() << "Hot callsite.\n");
>>>> @@ -1767,7 +1765,7 @@ bool CallAnalyzer::visitSwitchInst(SwitchInst
>>>> &SI) {
>>>>    // does not (yet) fire.
>>>>
>>>>    unsigned JumpTableSize = 0;
>>>> -  BlockFrequencyInfo *BFI = GetBFI ? &(GetBFI(F)) : nullptr;
>>>> +  BlockFrequencyInfo *BFI = GetBFI ? &((*GetBFI)(F)) : nullptr;
>>>>    unsigned NumCaseCluster =
>>>>        TTI.getEstimatedNumberOfCaseClusters(SI, JumpTableSize, PSI,
>>>> BFI);
>>>>
>>>> @@ -2221,18 +2219,18 @@ int llvm::getCallsiteCost(CallBase &Call, const
>>>> DataLayout &DL) {
>>>>
>>>>  InlineCost llvm::getInlineCost(
>>>>      CallBase &Call, const InlineParams &Params, TargetTransformInfo
>>>> &CalleeTTI,
>>>> -    function_ref<AssumptionCache &(Function &)> GetAssumptionCache,
>>>> +    std::function<AssumptionCache &(Function &)> &GetAssumptionCache,
>>>> +    Optional<function_ref<BlockFrequencyInfo &(Function &)>> GetBFI,
>>>>      function_ref<const TargetLibraryInfo &(Function &)> GetTLI,
>>>> -    function_ref<BlockFrequencyInfo &(Function &)> GetBFI,
>>>>      ProfileSummaryInfo *PSI, OptimizationRemarkEmitter *ORE) {
>>>>    return getInlineCost(Call, Call.getCalledFunction(), Params,
>>>> CalleeTTI,
>>>> -                       GetAssumptionCache, GetTLI, GetBFI, PSI, ORE);
>>>> +                       GetAssumptionCache, GetBFI, GetTLI, PSI, ORE);
>>>>  }
>>>>
>>>>  Optional<int> llvm::getInliningCostEstimate(
>>>>      CallBase &Call, TargetTransformInfo &CalleeTTI,
>>>> -    function_ref<AssumptionCache &(Function &)> GetAssumptionCache,
>>>> -    function_ref<BlockFrequencyInfo &(Function &)> GetBFI,
>>>> +    std::function<AssumptionCache &(Function &)> &GetAssumptionCache,
>>>> +    Optional<function_ref<BlockFrequencyInfo &(Function &)>> GetBFI,
>>>>      ProfileSummaryInfo *PSI, OptimizationRemarkEmitter *ORE) {
>>>>    const InlineParams Params = {/* DefaultThreshold*/ 0,
>>>>                                 /*HintThreshold*/ {},
>>>> @@ -2244,8 +2242,8 @@ Optional<int> llvm::getInliningCostEstimate(
>>>>                                 /*ColdCallSiteThreshold*/ {},
>>>>                                 /* ComputeFullInlineCost*/ true};
>>>>
>>>> -  InlineCostCallAnalyzer CA(*Call.getCalledFunction(), Call, Params,
>>>> CalleeTTI,
>>>> -                            GetAssumptionCache, GetBFI, PSI, ORE, true,
>>>> +  InlineCostCallAnalyzer CA(CalleeTTI, GetAssumptionCache, GetBFI,
>>>> PSI, ORE,
>>>> +                            *Call.getCalledFunction(), Call, Params,
>>>> true,
>>>>                              /*IgnoreThreshold*/ true);
>>>>    auto R = CA.analyze();
>>>>    if (!R.isSuccess())
>>>> @@ -2317,9 +2315,9 @@ Optional<InlineResult>
>>>> llvm::getAttributeBasedInliningDecision(
>>>>  InlineCost llvm::getInlineCost(
>>>>      CallBase &Call, Function *Callee, const InlineParams &Params,
>>>>      TargetTransformInfo &CalleeTTI,
>>>> -    function_ref<AssumptionCache &(Function &)> GetAssumptionCache,
>>>> +    std::function<AssumptionCache &(Function &)> &GetAssumptionCache,
>>>> +    Optional<function_ref<BlockFrequencyInfo &(Function &)>> GetBFI,
>>>>      function_ref<const TargetLibraryInfo &(Function &)> GetTLI,
>>>> -    function_ref<BlockFrequencyInfo &(Function &)> GetBFI,
>>>>      ProfileSummaryInfo *PSI, OptimizationRemarkEmitter *ORE) {
>>>>
>>>>    auto UserDecision =
>>>> @@ -2335,8 +2333,8 @@ InlineCost llvm::getInlineCost(
>>>>                            << "... (caller:" <<
>>>> Call.getCaller()->getName()
>>>>                            << ")\n");
>>>>
>>>> -  InlineCostCallAnalyzer CA(*Callee, Call, Params, CalleeTTI,
>>>> -                            GetAssumptionCache, GetBFI, PSI, ORE);
>>>> +  InlineCostCallAnalyzer CA(CalleeTTI, GetAssumptionCache, GetBFI,
>>>> PSI, ORE,
>>>> +                            *Callee, Call, Params);
>>>>    InlineResult ShouldInline = CA.analyze();
>>>>
>>>>    LLVM_DEBUG(CA.dump());
>>>>
>>>> diff  --git a/llvm/lib/Target/AMDGPU/AMDGPUInline.cpp
>>>> b/llvm/lib/Target/AMDGPU/AMDGPUInline.cpp
>>>> index 3b5d91133a2f..f980780c5129 100644
>>>> --- a/llvm/lib/Target/AMDGPU/AMDGPUInline.cpp
>>>> +++ b/llvm/lib/Target/AMDGPU/AMDGPUInline.cpp
>>>> @@ -208,13 +208,14 @@ InlineCost AMDGPUInliner::getInlineCost(CallBase
>>>> &CB) {
>>>>    }
>>>>
>>>>    OptimizationRemarkEmitter ORE(Caller);
>>>> -  auto GetAssumptionCache = [this](Function &F) -> AssumptionCache & {
>>>> +  std::function<AssumptionCache &(Function &)> GetAssumptionCache =
>>>> +      [this](Function &F) -> AssumptionCache & {
>>>>      return ACT->getAssumptionCache(F);
>>>>    };
>>>>
>>>> -  auto IC = llvm::getInlineCost(CB, Callee, LocalParams, TTI,
>>>> -                                GetAssumptionCache, GetTLI, nullptr,
>>>> PSI,
>>>> -                                RemarksEnabled ? &ORE : nullptr);
>>>> +  auto IC =
>>>> +      llvm::getInlineCost(CB, Callee, LocalParams, TTI,
>>>> GetAssumptionCache,
>>>> +                          None, GetTLI, PSI, RemarksEnabled ? &ORE :
>>>> nullptr);
>>>>
>>>>    if (IC && !IC.isAlways() &&
>>>> !Callee->hasFnAttribute(Attribute::InlineHint)) {
>>>>      // Single BB does not increase total BB amount, thus subtract 1
>>>>
>>>> diff  --git a/llvm/lib/Transforms/IPO/AlwaysInliner.cpp
>>>> b/llvm/lib/Transforms/IPO/AlwaysInliner.cpp
>>>> index 53f9512f86f3..6987ed6b0cf1 100644
>>>> --- a/llvm/lib/Transforms/IPO/AlwaysInliner.cpp
>>>> +++ b/llvm/lib/Transforms/IPO/AlwaysInliner.cpp
>>>> @@ -36,10 +36,11 @@ PreservedAnalyses AlwaysInlinerPass::run(Module &M,
>>>>    // Add inline assumptions during code generation.
>>>>    FunctionAnalysisManager &FAM =
>>>>
>>>>  MAM.getResult<FunctionAnalysisManagerModuleProxy>(M).getManager();
>>>> -  auto GetAssumptionCache = [&](Function &F) -> AssumptionCache & {
>>>> +  std::function<AssumptionCache &(Function &)> GetAssumptionCache =
>>>> +      [&](Function &F) -> AssumptionCache & {
>>>>      return FAM.getResult<AssumptionAnalysis>(F);
>>>>    };
>>>> -  InlineFunctionInfo IFI(/*cg=*/nullptr, GetAssumptionCache);
>>>> +  InlineFunctionInfo IFI(/*cg=*/nullptr, &GetAssumptionCache);
>>>>
>>>>    SmallSetVector<CallBase *, 16> Calls;
>>>>    bool Changed = false;
>>>>
>>>> diff  --git a/llvm/lib/Transforms/IPO/InlineSimple.cpp
>>>> b/llvm/lib/Transforms/IPO/InlineSimple.cpp
>>>> index 76f1d0c54d08..9eaf9b865094 100644
>>>> --- a/llvm/lib/Transforms/IPO/InlineSimple.cpp
>>>> +++ b/llvm/lib/Transforms/IPO/InlineSimple.cpp
>>>> @@ -68,8 +68,8 @@ class SimpleInliner : public LegacyInlinerBase {
>>>>          [&](Function &F) -> AssumptionCache & {
>>>>        return ACT->getAssumptionCache(F);
>>>>      };
>>>> -    return llvm::getInlineCost(CB, Params, TTI, GetAssumptionCache,
>>>> GetTLI,
>>>> -                               /*GetBFI=*/nullptr, PSI,
>>>> +    return llvm::getInlineCost(CB, Params, TTI, GetAssumptionCache,
>>>> +                               /*GetBFI=*/None, GetTLI, PSI,
>>>>                                 RemarksEnabled ? &ORE : nullptr);
>>>>    }
>>>>
>>>>
>>>> diff  --git a/llvm/lib/Transforms/IPO/Inliner.cpp
>>>> b/llvm/lib/Transforms/IPO/Inliner.cpp
>>>> index 35a16cb1c7b6..4e94d44c1b40 100644
>>>> --- a/llvm/lib/Transforms/IPO/Inliner.cpp
>>>> +++ b/llvm/lib/Transforms/IPO/Inliner.cpp
>>>> @@ -395,7 +395,7 @@ inlineCallsImpl(CallGraphSCC &SCC, CallGraph &CG,
>>>>          std::swap(CallSites[I--], CallSites[--FirstCallInSCC]);
>>>>
>>>>    InlinedArrayAllocasTy InlinedArrayAllocas;
>>>> -  InlineFunctionInfo InlineInfo(&CG, GetAssumptionCache, PSI);
>>>> +  InlineFunctionInfo InlineInfo(&CG, &GetAssumptionCache, PSI);
>>>>
>>>>    // Now that we have all of the call sites, loop over them and inline
>>>> them if
>>>>    // it looks profitable to do so.
>>>> @@ -804,7 +804,8 @@ PreservedAnalyses
>>>> InlinerPass::run(LazyCallGraph::SCC &InitialC,
>>>>
>>>>      LLVM_DEBUG(dbgs() << "Inlining calls in: " << F.getName() << "\n");
>>>>
>>>> -    auto GetAssumptionCache = [&](Function &F) -> AssumptionCache & {
>>>> +    std::function<AssumptionCache &(Function &)> GetAssumptionCache =
>>>> +        [&](Function &F) -> AssumptionCache & {
>>>>        return FAM.getResult<AssumptionAnalysis>(F);
>>>>      };
>>>>
>>>> @@ -848,7 +849,7 @@ PreservedAnalyses
>>>> InlinerPass::run(LazyCallGraph::SCC &InitialC,
>>>>        // Setup the data structure used to plumb customization into the
>>>>        // `InlineFunction` routine.
>>>>        InlineFunctionInfo IFI(
>>>> -          /*cg=*/nullptr, GetAssumptionCache, PSI,
>>>> +          /*cg=*/nullptr, &GetAssumptionCache, PSI,
>>>>            &FAM.getResult<BlockFrequencyAnalysis>(*(CB->getCaller())),
>>>>            &FAM.getResult<BlockFrequencyAnalysis>(Callee));
>>>>
>>>>
>>>> diff  --git a/llvm/lib/Transforms/IPO/PartialInlining.cpp
>>>> b/llvm/lib/Transforms/IPO/PartialInlining.cpp
>>>> index 5d863f1330a4..19224204dcc5 100644
>>>> --- a/llvm/lib/Transforms/IPO/PartialInlining.cpp
>>>> +++ b/llvm/lib/Transforms/IPO/PartialInlining.cpp
>>>> @@ -198,12 +198,12 @@ struct FunctionOutliningMultiRegionInfo {
>>>>  struct PartialInlinerImpl {
>>>>
>>>>    PartialInlinerImpl(
>>>> -      function_ref<AssumptionCache &(Function &)> GetAC,
>>>> +      std::function<AssumptionCache &(Function &)> *GetAC,
>>>>        function_ref<AssumptionCache *(Function &)> LookupAC,
>>>> -      function_ref<TargetTransformInfo &(Function &)> GTTI,
>>>> -      function_ref<const TargetLibraryInfo &(Function &)> GTLI,
>>>> -      ProfileSummaryInfo &ProfSI,
>>>> -      function_ref<BlockFrequencyInfo &(Function &)> GBFI = nullptr)
>>>> +      std::function<TargetTransformInfo &(Function &)> *GTTI,
>>>> +      Optional<function_ref<BlockFrequencyInfo &(Function &)>> GBFI,
>>>> +      std::function<const TargetLibraryInfo &(Function &)> *GTLI,
>>>> +      ProfileSummaryInfo *ProfSI)
>>>>        : GetAssumptionCache(GetAC), LookupAssumptionCache(LookupAC),
>>>>          GetTTI(GTTI), GetBFI(GBFI), GetTLI(GTLI), PSI(ProfSI) {}
>>>>
>>>> @@ -270,12 +270,12 @@ struct PartialInlinerImpl {
>>>>
>>>>  private:
>>>>    int NumPartialInlining = 0;
>>>> -  function_ref<AssumptionCache &(Function &)> GetAssumptionCache;
>>>> +  std::function<AssumptionCache &(Function &)> *GetAssumptionCache;
>>>>    function_ref<AssumptionCache *(Function &)> LookupAssumptionCache;
>>>> -  function_ref<TargetTransformInfo &(Function &)> GetTTI;
>>>> -  function_ref<BlockFrequencyInfo &(Function &)> GetBFI;
>>>> -  function_ref<const TargetLibraryInfo &(Function &)> GetTLI;
>>>> -  ProfileSummaryInfo &PSI;
>>>> +  std::function<TargetTransformInfo &(Function &)> *GetTTI;
>>>> +  Optional<function_ref<BlockFrequencyInfo &(Function &)>> GetBFI;
>>>> +  std::function<const TargetLibraryInfo &(Function &)> *GetTLI;
>>>> +  ProfileSummaryInfo *PSI;
>>>>
>>>>    // Return the frequency of the OutlininingBB relative to F's entry
>>>> point.
>>>>    // The result is no larger than 1 and is represented using BP.
>>>> @@ -362,10 +362,11 @@ struct PartialInlinerLegacyPass : public
>>>> ModulePass {
>>>>      AssumptionCacheTracker *ACT =
>>>> &getAnalysis<AssumptionCacheTracker>();
>>>>      TargetTransformInfoWrapperPass *TTIWP =
>>>>          &getAnalysis<TargetTransformInfoWrapperPass>();
>>>> -    ProfileSummaryInfo &PSI =
>>>> -        getAnalysis<ProfileSummaryInfoWrapperPass>().getPSI();
>>>> +    ProfileSummaryInfo *PSI =
>>>> +        &getAnalysis<ProfileSummaryInfoWrapperPass>().getPSI();
>>>>
>>>> -    auto GetAssumptionCache = [&ACT](Function &F) -> AssumptionCache &
>>>> {
>>>> +    std::function<AssumptionCache &(Function &)> GetAssumptionCache =
>>>> +        [&ACT](Function &F) -> AssumptionCache & {
>>>>        return ACT->getAssumptionCache(F);
>>>>      };
>>>>
>>>> @@ -373,16 +374,18 @@ struct PartialInlinerLegacyPass : public
>>>> ModulePass {
>>>>        return ACT->lookupAssumptionCache(F);
>>>>      };
>>>>
>>>> -    auto GetTTI = [&TTIWP](Function &F) -> TargetTransformInfo & {
>>>> +    std::function<TargetTransformInfo &(Function &)> GetTTI =
>>>> +        [&TTIWP](Function &F) -> TargetTransformInfo & {
>>>>        return TTIWP->getTTI(F);
>>>>      };
>>>>
>>>> -    auto GetTLI = [this](Function &F) -> TargetLibraryInfo & {
>>>> +    std::function<const TargetLibraryInfo &(Function &)> GetTLI =
>>>> +        [this](Function &F) -> TargetLibraryInfo & {
>>>>        return
>>>> this->getAnalysis<TargetLibraryInfoWrapperPass>().getTLI(F);
>>>>      };
>>>>
>>>> -    return PartialInlinerImpl(GetAssumptionCache,
>>>> LookupAssumptionCache, GetTTI,
>>>> -                              GetTLI, PSI)
>>>> +    return PartialInlinerImpl(&GetAssumptionCache,
>>>> LookupAssumptionCache,
>>>> +                              &GetTTI, NoneType::None, &GetTLI, PSI)
>>>>          .run(M);
>>>>    }
>>>>  };
>>>> @@ -403,10 +406,10 @@
>>>> PartialInlinerImpl::computeOutliningColdRegionsInfo(Function *F,
>>>>      ScopedBFI.reset(new BlockFrequencyInfo(*F, BPI, LI));
>>>>      BFI = ScopedBFI.get();
>>>>    } else
>>>> -    BFI = &(GetBFI(*F));
>>>> +    BFI = &(*GetBFI)(*F);
>>>>
>>>>    // Return if we don't have profiling information.
>>>> -  if (!PSI.hasInstrumentationProfile())
>>>> +  if (!PSI->hasInstrumentationProfile())
>>>>      return std::unique_ptr<FunctionOutliningMultiRegionInfo>();
>>>>
>>>>    std::unique_ptr<FunctionOutliningMultiRegionInfo> OutliningInfo =
>>>> @@ -479,7 +482,7 @@
>>>> PartialInlinerImpl::computeOutliningColdRegionsInfo(Function *F,
>>>>      // Only consider regions with predecessor blocks that are
>>>> considered
>>>>      // not-cold (default: part of the top 99.99% of all block counters)
>>>>      // AND greater than our minimum block execution count (default:
>>>> 100).
>>>> -    if (PSI.isColdBlock(thisBB, BFI) ||
>>>> +    if (PSI->isColdBlock(thisBB, BFI) ||
>>>>          BBProfileCount(thisBB) < MinBlockCounterExecution)
>>>>        continue;
>>>>      for (auto SI = succ_begin(thisBB); SI != succ_end(thisBB); ++SI) {
>>>> @@ -770,13 +773,13 @@ bool PartialInlinerImpl::shouldPartialInline(
>>>>      return isInlineViable(*Callee).isSuccess();
>>>>
>>>>    Function *Caller = CB.getCaller();
>>>> -  auto &CalleeTTI = GetTTI(*Callee);
>>>> +  auto &CalleeTTI = (*GetTTI)(*Callee);
>>>>    bool RemarksEnabled =
>>>>
>>>>  Callee->getContext().getDiagHandlerPtr()->isMissedOptRemarkEnabled(
>>>>            DEBUG_TYPE);
>>>>    InlineCost IC =
>>>> -      getInlineCost(CB, getInlineParams(), CalleeTTI,
>>>> GetAssumptionCache,
>>>> -                    GetTLI, GetBFI, &PSI, RemarksEnabled ? &ORE :
>>>> nullptr);
>>>> +      getInlineCost(CB, getInlineParams(), CalleeTTI,
>>>> *GetAssumptionCache,
>>>> +                    GetBFI, *GetTLI, PSI, RemarksEnabled ? &ORE :
>>>> nullptr);
>>>>
>>>>    if (IC.isAlways()) {
>>>>      ORE.emit([&]() {
>>>> @@ -938,7 +941,7 @@ void
>>>> PartialInlinerImpl::computeCallsiteToProfCountMap(
>>>>          CurrentCallerBFI = TempBFI.get();
>>>>        } else {
>>>>          // New pass manager:
>>>> -        CurrentCallerBFI = &(GetBFI(*Caller));
>>>> +        CurrentCallerBFI = &(*GetBFI)(*Caller);
>>>>        }
>>>>    };
>>>>
>>>> @@ -1262,7 +1265,7 @@ std::pair<bool, Function *>
>>>> PartialInlinerImpl::unswitchFunction(Function *F) {
>>>>    if (F->hasFnAttribute(Attribute::NoInline))
>>>>      return {false, nullptr};
>>>>
>>>> -  if (PSI.isFunctionEntryCold(F))
>>>> +  if (PSI->isFunctionEntryCold(F))
>>>>      return {false, nullptr};
>>>>
>>>>    if (F->users().empty())
>>>> @@ -1272,7 +1275,7 @@ std::pair<bool, Function *>
>>>> PartialInlinerImpl::unswitchFunction(Function *F) {
>>>>
>>>>    // Only try to outline cold regions if we have a profile summary,
>>>> which
>>>>    // implies we have profiling information.
>>>> -  if (PSI.hasProfileSummary() && F->hasProfileData() &&
>>>> +  if (PSI->hasProfileSummary() && F->hasProfileData() &&
>>>>        !DisableMultiRegionPartialInline) {
>>>>      std::unique_ptr<FunctionOutliningMultiRegionInfo> OMRI =
>>>>          computeOutliningColdRegionsInfo(F, ORE);
>>>> @@ -1281,8 +1284,8 @@ std::pair<bool, Function *>
>>>> PartialInlinerImpl::unswitchFunction(Function *F) {
>>>>
>>>>  #ifndef NDEBUG
>>>>        if (TracePartialInlining) {
>>>> -        dbgs() << "HotCountThreshold = " << PSI.getHotCountThreshold()
>>>> << "\n";
>>>> -        dbgs() << "ColdCountThreshold = " <<
>>>> PSI.getColdCountThreshold()
>>>> +        dbgs() << "HotCountThreshold = " <<
>>>> PSI->getHotCountThreshold() << "\n";
>>>> +        dbgs() << "ColdCountThreshold = " <<
>>>> PSI->getColdCountThreshold()
>>>>                 << "\n";
>>>>        }
>>>>  #endif
>>>> @@ -1402,7 +1405,7 @@ bool
>>>> PartialInlinerImpl::tryPartialInline(FunctionCloner &Cloner) {
>>>>      OR << ore::NV("Callee", Cloner.OrigFunc) << " partially inlined
>>>> into "
>>>>         << ore::NV("Caller", CB->getCaller());
>>>>
>>>> -    InlineFunctionInfo IFI(nullptr, GetAssumptionCache, &PSI);
>>>> +    InlineFunctionInfo IFI(nullptr, GetAssumptionCache, PSI);
>>>>      // We can only forward varargs when we outlined a single region,
>>>> else we
>>>>      // bail on vararg functions.
>>>>      if (!InlineFunction(*CB, IFI, nullptr, true,
>>>> @@ -1501,7 +1504,8 @@ PreservedAnalyses PartialInlinerPass::run(Module
>>>> &M,
>>>>                                            ModuleAnalysisManager &AM) {
>>>>    auto &FAM =
>>>> AM.getResult<FunctionAnalysisManagerModuleProxy>(M).getManager();
>>>>
>>>> -  auto GetAssumptionCache = [&FAM](Function &F) -> AssumptionCache & {
>>>> +  std::function<AssumptionCache &(Function &)> GetAssumptionCache =
>>>> +      [&FAM](Function &F) -> AssumptionCache & {
>>>>      return FAM.getResult<AssumptionAnalysis>(F);
>>>>    };
>>>>
>>>> @@ -1509,22 +1513,25 @@ PreservedAnalyses
>>>> PartialInlinerPass::run(Module &M,
>>>>      return FAM.getCachedResult<AssumptionAnalysis>(F);
>>>>    };
>>>>
>>>> -  auto GetBFI = [&FAM](Function &F) -> BlockFrequencyInfo & {
>>>> +  std::function<BlockFrequencyInfo &(Function &)> GetBFI =
>>>> +      [&FAM](Function &F) -> BlockFrequencyInfo & {
>>>>      return FAM.getResult<BlockFrequencyAnalysis>(F);
>>>>    };
>>>>
>>>> -  auto GetTTI = [&FAM](Function &F) -> TargetTransformInfo & {
>>>> +  std::function<TargetTransformInfo &(Function &)> GetTTI =
>>>> +      [&FAM](Function &F) -> TargetTransformInfo & {
>>>>      return FAM.getResult<TargetIRAnalysis>(F);
>>>>    };
>>>>
>>>> -  auto GetTLI = [&FAM](Function &F) -> TargetLibraryInfo & {
>>>> +  std::function<const TargetLibraryInfo &(Function &)> GetTLI =
>>>> +      [&FAM](Function &F) -> TargetLibraryInfo & {
>>>>      return FAM.getResult<TargetLibraryAnalysis>(F);
>>>>    };
>>>>
>>>> -  ProfileSummaryInfo &PSI = AM.getResult<ProfileSummaryAnalysis>(M);
>>>> +  ProfileSummaryInfo *PSI = &AM.getResult<ProfileSummaryAnalysis>(M);
>>>>
>>>> -  if (PartialInlinerImpl(GetAssumptionCache, LookupAssumptionCache,
>>>> GetTTI,
>>>> -                         GetTLI, PSI, GetBFI)
>>>> +  if (PartialInlinerImpl(&GetAssumptionCache, LookupAssumptionCache,
>>>> &GetTTI,
>>>> +                         {GetBFI}, &GetTLI, PSI)
>>>>            .run(M))
>>>>      return PreservedAnalyses::none();
>>>>    return PreservedAnalyses::all();
>>>>
>>>> diff  --git a/llvm/lib/Transforms/IPO/SampleProfile.cpp
>>>> b/llvm/lib/Transforms/IPO/SampleProfile.cpp
>>>> index eb0747fde6d3..85c81f3e6b41 100644
>>>> --- a/llvm/lib/Transforms/IPO/SampleProfile.cpp
>>>> +++ b/llvm/lib/Transforms/IPO/SampleProfile.cpp
>>>> @@ -906,14 +906,14 @@ bool
>>>> SampleProfileLoader::inlineCallInstruction(CallBase &CB) {
>>>>    // when cost exceeds threshold without checking all IRs in the
>>>> callee.
>>>>    // The acutal cost does not matter because we only checks isNever()
>>>> to
>>>>    // see if it is legal to inline the callsite.
>>>> -  InlineCost Cost =
>>>> -      getInlineCost(CB, Params, GetTTI(*CalledFunction), GetAC,
>>>> GetTLI);
>>>> +  InlineCost Cost = getInlineCost(CB, Params, GetTTI(*CalledFunction),
>>>> GetAC,
>>>> +                                  None, GetTLI, nullptr, nullptr);
>>>>    if (Cost.isNever()) {
>>>>      ORE->emit(OptimizationRemarkAnalysis(CSINLINE_DEBUG, "InlineFail",
>>>> DLoc, BB)
>>>>                << "incompatible inlining");
>>>>      return false;
>>>>    }
>>>> -  InlineFunctionInfo IFI(nullptr, GetAC);
>>>> +  InlineFunctionInfo IFI(nullptr, &GetAC);
>>>>    if (InlineFunction(CB, IFI).isSuccess()) {
>>>>      // The call to InlineFunction erases I, so we can't pass it here.
>>>>      ORE->emit(OptimizationRemark(CSINLINE_DEBUG, "InlineSuccess",
>>>> DLoc, BB)
>>>> @@ -933,7 +933,7 @@ bool
>>>> SampleProfileLoader::shouldInlineColdCallee(CallBase &CallInst) {
>>>>      return false;
>>>>
>>>>    InlineCost Cost = getInlineCost(CallInst, getInlineParams(),
>>>> GetTTI(*Callee),
>>>> -                                  GetAC, GetTLI);
>>>> +                                  GetAC, None, GetTLI, nullptr,
>>>> nullptr);
>>>>
>>>>    return Cost.getCost() <= SampleColdCallSiteThreshold;
>>>>  }
>>>>
>>>> diff  --git a/llvm/lib/Transforms/Utils/InlineFunction.cpp
>>>> b/llvm/lib/Transforms/Utils/InlineFunction.cpp
>>>> index ad2dd393d6a5..bcba256fde16 100644
>>>> --- a/llvm/lib/Transforms/Utils/InlineFunction.cpp
>>>> +++ b/llvm/lib/Transforms/Utils/InlineFunction.cpp
>>>> @@ -1234,7 +1234,7 @@ static void AddAlignmentAssumptions(CallBase &CB,
>>>> InlineFunctionInfo &IFI) {
>>>>    if (!PreserveAlignmentAssumptions || !IFI.GetAssumptionCache)
>>>>      return;
>>>>
>>>> -  AssumptionCache *AC = &IFI.GetAssumptionCache(*CB.getCaller());
>>>> +  AssumptionCache *AC = &(*IFI.GetAssumptionCache)(*CB.getCaller());
>>>>    auto &DL = CB.getCaller()->getParent()->getDataLayout();
>>>>
>>>>    // To avoid inserting redundant assumptions, we should check for
>>>> assumptions
>>>> @@ -1373,7 +1373,7 @@ static Value *HandleByValArgument(Value *Arg,
>>>> Instruction *TheCall,
>>>>        return Arg;
>>>>
>>>>      AssumptionCache *AC =
>>>> -        IFI.GetAssumptionCache ? &IFI.GetAssumptionCache(*Caller) :
>>>> nullptr;
>>>> +        IFI.GetAssumptionCache ? &(*IFI.GetAssumptionCache)(*Caller) :
>>>> nullptr;
>>>>
>>>>      // If the pointer is already known to be sufficiently aligned, or
>>>> if we can
>>>>      // round it up to a larger alignment, then we don't need a
>>>> temporary.
>>>> @@ -1792,7 +1792,7 @@ llvm::InlineResult llvm::InlineFunction(CallBase
>>>> &CB, InlineFunctionInfo &IFI,
>>>>      AddAlignmentAssumptions(CB, IFI);
>>>>
>>>>      AssumptionCache *AC =
>>>> -        IFI.GetAssumptionCache ? &IFI.GetAssumptionCache(*Caller) :
>>>> nullptr;
>>>> +        IFI.GetAssumptionCache ? &(*IFI.GetAssumptionCache)(*Caller) :
>>>> nullptr;
>>>>
>>>>      /// Preserve all attributes on of the call and its parameters.
>>>>      salvageKnowledge(&CB, AC);
>>>> @@ -1904,10 +1904,11 @@ llvm::InlineResult
>>>> llvm::InlineFunction(CallBase &CB, InlineFunctionInfo &IFI,
>>>>      if (IFI.GetAssumptionCache)
>>>>        for (BasicBlock &NewBlock :
>>>>             make_range(FirstNewBlock->getIterator(), Caller->end()))
>>>> -        for (Instruction &I : NewBlock)
>>>> +        for (Instruction &I : NewBlock) {
>>>>            if (auto *II = dyn_cast<IntrinsicInst>(&I))
>>>>              if (II->getIntrinsicID() == Intrinsic::assume)
>>>> -              IFI.GetAssumptionCache(*Caller).registerAssumption(II);
>>>> +
>>>> (*IFI.GetAssumptionCache)(*Caller).registerAssumption(II);
>>>> +        }
>>>>    }
>>>>
>>>>    // If there are any alloca instructions in the block that used to be
>>>> the entry
>>>> @@ -2495,7 +2496,7 @@ llvm::InlineResult llvm::InlineFunction(CallBase
>>>> &CB, InlineFunctionInfo &IFI,
>>>>    // block other optimizations.
>>>>    if (PHI) {
>>>>      AssumptionCache *AC =
>>>> -        IFI.GetAssumptionCache ? &IFI.GetAssumptionCache(*Caller) :
>>>> nullptr;
>>>> +        IFI.GetAssumptionCache ? &(*IFI.GetAssumptionCache)(*Caller) :
>>>> nullptr;
>>>>      auto &DL = Caller->getParent()->getDataLayout();
>>>>      if (Value *V = SimplifyInstruction(PHI, {DL, nullptr, nullptr,
>>>> AC})) {
>>>>        PHI->replaceAllUsesWith(V);
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> llvm-commits mailing list
>>>> llvm-commits at lists.llvm.org
>>>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-commits
>>>>
>>>
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