[llvm] r306429 - Enable ICP for AutoFDO.

Dehao Chen via llvm-commits llvm-commits at lists.llvm.org
Tue Jun 27 10:23:33 PDT 2017


Author: dehao
Date: Tue Jun 27 10:23:33 2017
New Revision: 306429

URL: http://llvm.org/viewvc/llvm-project?rev=306429&view=rev
Log:
Enable ICP for AutoFDO.

Summary: AutoFDO should have ICP enabled.

Reviewers: davidxl

Reviewed By: davidxl

Subscribers: sanjoy, mehdi_amini, llvm-commits

Differential Revision: https://reviews.llvm.org/D34662

Modified:
    llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp

Modified: llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp?rev=306429&r1=306428&r2=306429&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp (original)
+++ llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp Tue Jun 27 10:23:33 2017
@@ -263,11 +263,12 @@ void PassManagerBuilder::populateFunctio
 
 // Do PGO instrumentation generation or use pass as the option specified.
 void PassManagerBuilder::addPGOInstrPasses(legacy::PassManagerBase &MPM) {
-  if (!EnablePGOInstrGen && PGOInstrUse.empty())
+  if (!EnablePGOInstrGen && PGOInstrUse.empty() && PGOSampleUse.empty())
     return;
   // Perform the preinline and cleanup passes for O1 and above.
   // And avoid doing them if optimizing for size.
-  if (OptLevel > 0 && SizeLevel == 0 && !DisablePreInliner) {
+  if (OptLevel > 0 && SizeLevel == 0 && !DisablePreInliner &&
+      PGOSampleUse.empty()) {
     // Create preinline pass. We construct an InlineParams object and specify
     // the threshold here to avoid the command line options of the regular
     // inliner to influence pre-inlining. The only fields of InlineParams we




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