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[PM] Add ProfileSummaryAnalysis as a required pass in the new pipeline. 

Differential revision: https://reviews.llvm.org/D32768

llvm-svn: 302170
This commit is contained in:
Easwaran Raman 2017-05-04 16:58:45 +00:00
parent 4a4875628f
commit 5e6f9bd4f8
3 changed files with 15 additions and 3 deletions
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4
llvm/lib/Passes/PassBuilder.cpp
View File

@ -505,6 +505,10 @@ PassBuilder::buildPerModuleDefaultPipeline(OptimizationLevel Level,
// the CGSCC pipeline.
MPM.addPass(RequireAnalysisPass<GlobalsAA, Module>());
// Require the ProfileSummaryAnalysis for the module so we can query it within
// the inliner pass.
MPM.addPass(RequireAnalysisPass<ProfileSummaryAnalysis, Module>());
// Now begin the main postorder CGSCC pipeline.
// FIXME: The current CGSCC pipeline has its origins in the legacy pass
// manager and trying to emulate its precise behavior. Much of this doesn't

2
llvm/test/Other/new-pm-defaults.ll
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@ -57,6 +57,8 @@
; CHECK-O-NEXT: Running pass: RequireAnalysisPass<{{.*}}GlobalsAA
; CHECK-O-NEXT: Running analysis: GlobalsAA
; CHECK-O-NEXT: Running analysis: CallGraphAnalysis
; CHECK-O-NEXT: Running pass: RequireAnalysisPass<{{.*}}ProfileSummaryAnalysis
; CHECK-O-NEXT: Running analysis: ProfileSummaryAnalysis
; CHECK-O-NEXT: Running pass: ModuleToPostOrderCGSCCPassAdaptor<{{.*}}LazyCallGraph{{.*}}>
; CHECK-O-NEXT: Running analysis: InnerAnalysisManagerProxy
; CHECK-O-NEXT: Running analysis: LazyCallGraphAnalysis

12
llvm/test/Transforms/Inline/inline-hot-callsite.ll
View File

@ -1,16 +1,21 @@
; RUN: opt < %s -inline -inline-threshold=0 -hot-callsite-threshold=100 -S | FileCheck %s
; RUN: opt < %s -passes='require<profile-summary>,cgscc(inline)' -inline-threshold=0 -hot-callsite-threshold=100 -S | FileCheck %s
; This tests that a hot callsite gets the (higher) inlinehint-threshold even without
; without inline hints and gets inlined because the cost is less than
; inlinehint-threshold. A cold callee with identical body does not get inlined because
; cost exceeds the inline-threshold
; RUN: opt < %s -inline -inline-threshold=0 -hot-callsite-threshold=100 -S | FileCheck %s
; RUN: opt < %s -passes='require<profile-summary>,cgscc(inline)' -inline-threshold=0 -hot-callsite-threshold=100 -S | FileCheck %s
; Run this with the default O2 pipeline to test that profile summary analysis
; is available during inlining.
; RUN: opt < %s -passes='default<O2>' -inline-threshold=0 -hot-callsite-threshold=100 -S | FileCheck %s
define i32 @callee1(i32 %x) {
%x1 = add i32 %x, 1
%x2 = add i32 %x1, 1
%x3 = add i32 %x2, 1
call void @extern()
call void @extern()
ret i32 %x3
}
@ -20,6 +25,7 @@ define i32 @callee2(i32 %x) {
%x2 = add i32 %x1, 1
%x3 = add i32 %x2, 1
call void @extern()
call void @extern()
ret i32 %x3
}