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[PM] Enable the new simple loop unswitch pass in the new pass manager

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(where it is the only realistic option).

This passes the LLVM test suite for me, but I'm clearly still hammering
on this.

llvm-svn: 303952
This commit is contained in:
Chandler Carruth 2017-05-26 01:24:11 +00:00
parent 0437deb5c0
commit dd8b080ff3
2 changed files with 2 additions and 4 deletions
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5
lib/Passes/PassBuilder.cpp
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@ -341,10 +341,7 @@ PassBuilder::buildFunctionSimplificationPipeline(OptimizationLevel Level,
// Rotate Loop - disable header duplication at -Oz
LPM1.addPass(LoopRotatePass(Level != Oz));
LPM1.addPass(LICMPass());
#if 0
// The LoopUnswitch pass isn't yet ported to the new pass manager.
LPM1.addPass(LoopUnswitchPass(/* OptimizeForSize */ Level != O3));
#endif
LPM1.addPass(SimpleLoopUnswitchPass());
LPM2.addPass(IndVarSimplifyPass());
LPM2.addPass(LoopIdiomRecognizePass());
LPM2.addPass(LoopDeletionPass());

1
test/Other/new-pm-defaults.ll
View File

@ -95,6 +95,7 @@
; CHECK-O-NEXT: Running pass: LoopRotatePass
; CHECK-O-NEXT: Running pass: LICM
; CHECK-O-NEXT: Running analysis: OuterAnalysisManagerProxy
; CHECK-O-NEXT: Running pass: SimpleLoopUnswitchPass
; CHECK-O-NEXT: Finished Loop pass manager run.
; CHECK-O-NEXT: Running pass: SimplifyCFGPass
; CHECK-O-NEXT: Running pass: InstCombinePass