GetAssumptionCache, GetBFI, GetTLI, PSI, ORE);
}
-InlineCost llvm::getInlineCost(
- CallBase &Call, Function *Callee, 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) {
+Optional<InlineResult> llvm::getAttributeBasedInliningDecision(
+ CallBase &Call, Function *Callee, TargetTransformInfo &CalleeTTI,
+ function_ref<const TargetLibraryInfo &(Function &)> GetTLI) {
// Cannot inline indirect calls.
if (!Callee)
- return llvm::InlineCost::getNever("indirect call");
+ return InlineResult::failure("indirect call");
// Never inline calls with byval arguments that does not have the alloca
// address space. Since byval arguments can be replaced with a copy to an
if (Call.isByValArgument(I)) {
PointerType *PTy = cast<PointerType>(Call.getArgOperand(I)->getType());
if (PTy->getAddressSpace() != AllocaAS)
- return llvm::InlineCost::getNever("byval arguments without alloca"
- " address space");
+ return InlineResult::failure("byval arguments without alloca"
+ " address space");
}
// Calls to functions with always-inline attributes should be inlined
if (Call.hasFnAttr(Attribute::AlwaysInline)) {
auto IsViable = isInlineViable(*Callee);
if (IsViable.isSuccess())
- return llvm::InlineCost::getAlways("always inline attribute");
- return llvm::InlineCost::getNever(IsViable.getFailureReason());
+ return InlineResult::success();
+ return InlineResult::failure(IsViable.getFailureReason());
}
// Never inline functions with conflicting attributes (unless callee has
// always-inline attribute).
Function *Caller = Call.getCaller();
if (!functionsHaveCompatibleAttributes(Caller, Callee, CalleeTTI, GetTLI))
- return llvm::InlineCost::getNever("conflicting attributes");
+ return InlineResult::failure("conflicting attributes");
// Don't inline this call if the caller has the optnone attribute.
if (Caller->hasOptNone())
- return llvm::InlineCost::getNever("optnone attribute");
+ return InlineResult::failure("optnone attribute");
// Don't inline a function that treats null pointer as valid into a caller
// that does not have this attribute.
if (!Caller->nullPointerIsDefined() && Callee->nullPointerIsDefined())
- return llvm::InlineCost::getNever("nullptr definitions incompatible");
+ return InlineResult::failure("nullptr definitions incompatible");
// Don't inline functions which can be interposed at link-time.
if (Callee->isInterposable())
- return llvm::InlineCost::getNever("interposable");
+ return InlineResult::failure("interposable");
// Don't inline functions marked noinline.
if (Callee->hasFnAttribute(Attribute::NoInline))
- return llvm::InlineCost::getNever("noinline function attribute");
+ return InlineResult::failure("noinline function attribute");
// Don't inline call sites marked noinline.
if (Call.isNoInline())
- return llvm::InlineCost::getNever("noinline call site attribute");
+ return InlineResult::failure("noinline call site attribute");
+
+ return None;
+}
+
+InlineCost llvm::getInlineCost(
+ CallBase &Call, Function *Callee, 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) {
+
+ auto UserDecision =
+ llvm::getAttributeBasedInliningDecision(Call, Callee, CalleeTTI, GetTLI);
+
+ if (UserDecision.hasValue()) {
+ if (UserDecision->isSuccess())
+ return llvm::InlineCost::getAlways("always inline attribute");
+ return llvm::InlineCost::getNever(UserDecision->getFailureReason());
+ }
LLVM_DEBUG(llvm::dbgs() << " Analyzing call of " << Callee->getName()
- << "... (caller:" << Caller->getName() << ")\n");
+ << "... (caller:" << Call.getCaller()->getName()
+ << ")\n");
InlineCostCallAnalyzer CA(CalleeTTI, GetAssumptionCache, GetBFI, PSI, ORE,
*Callee, Call, Params);