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[NFC][MLGO] Debug messages for what inline advisor is selected

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We already have an indication (error) if the desired inline advisor
cannot be enabled, but we don't have a positive indication. Added
LLVM_DEBUG messages for the latter.
This commit is contained in:
Mircea Trofin 2021-07-27 15:03:47 -07:00
parent 8b3f85a32c
commit f4b486c976
1 changed files with 3 additions and 0 deletions
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3
lib/Analysis/InlineAdvisor.cpp
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@ -157,6 +157,7 @@ bool InlineAdvisorAnalysis::Result::tryCreate(InlineParams Params,
auto &FAM = MAM.getResult<FunctionAnalysisManagerModuleProxy>(M).getManager();
switch (Mode) {
case InliningAdvisorMode::Default:
LLVM_DEBUG("Using default inliner heuristic.");
Advisor.reset(new DefaultInlineAdvisor(M, FAM, Params));
// Restrict replay to default advisor, ML advisors are stateful so
// replay will need augmentations to interleave with them correctly.
@ -168,6 +169,7 @@ bool InlineAdvisorAnalysis::Result::tryCreate(InlineParams Params,
break;
case InliningAdvisorMode::Development:
#ifdef LLVM_HAVE_TF_API
LLVM_DEBUG("Using development-mode inliner policy.");
Advisor =
llvm::getDevelopmentModeAdvisor(M, MAM, [&FAM, Params](CallBase &CB) {
auto OIC = getDefaultInlineAdvice(CB, FAM, Params);
@ -177,6 +179,7 @@ bool InlineAdvisorAnalysis::Result::tryCreate(InlineParams Params,
break;
case InliningAdvisorMode::Release:
#ifdef LLVM_HAVE_TF_AOT
LLVM_DEBUG("Using release-mode inliner policy.");
Advisor = llvm::getReleaseModeAdvisor(M, MAM);
#endif
break;