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[PM]: port IR based profUse pass to new pass manager

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269129 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Xinliang David Li 2016-05-10 21:59:52 +00:00
parent 8fd08e9630
commit e052ee9da4
15 changed files with 59 additions and 12 deletions
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12
include/llvm/Transforms/PGOInstrumentation.h
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@ -14,9 +14,7 @@
#ifndef LLVM_TRANSFORMS_PGOINSTRUMENTATION_H
#define LLVM_TRANSFORMS_PGOINSTRUMENTATION_H
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/PassManager.h"
#include "llvm/ProfileData/InstrProf.h"
#include "llvm/Transforms/Instrumentation.h"
namespace llvm {
@ -27,5 +25,15 @@ public:
PreservedAnalyses run(Module &M, AnalysisManager<Module> &AM);
};
/// The profile annotation (profile-instr-use) pass for IR based PGO.
class PGOInstrumentationUse : public PassInfoMixin<PGOInstrumentationUse> {
public:
PreservedAnalyses run(Module &M, AnalysisManager<Module> &AM);
PGOInstrumentationUse(std::string Filename = "");
private:
std::string ProfileFileName;
};
} // End llvm namespace
#endif

1
lib/Passes/PassRegistry.def
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@ -48,6 +48,7 @@ MODULE_PASS("invalidate<all>", InvalidateAllAnalysesPass())
MODULE_PASS("ipsccp", IPSCCPPass())
MODULE_PASS("no-op-module", NoOpModulePass())
MODULE_PASS("pgo-instr-gen", PGOInstrumentationGen())
MODULE_PASS("pgo-instr-use", PGOInstrumentationUse())
MODULE_PASS("print", PrintModulePass(dbgs()))
MODULE_PASS("print-callgraph", CallGraphPrinterPass(dbgs()))
MODULE_PASS("print-lcg", LazyCallGraphPrinterPass(dbgs()))

42
lib/Transforms/Instrumentation/PGOInstrumentation.cpp
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@ -151,13 +151,9 @@ public:
}
private:
bool annotateAllFunctions(
Module &M, function_ref<BranchProbabilityInfo *(Function &)> LookupBPI,
function_ref<BlockFrequencyInfo *(Function &)> LookupBFI);
std::string ProfileFileName;
std::unique_ptr<IndexedInstrProfReader> PGOReader;
bool runOnModule(Module &M) override;
bool runOnModule(Module &M) override;
void getAnalysisUsage(AnalysisUsage &AU) const override {
AU.addRequired<BlockFrequencyInfoWrapperPass>();
}
@ -835,8 +831,9 @@ static void setPGOCountOnFunc(PGOUseFunc &Func,
}
}
bool PGOInstrumentationUseLegacyPass::annotateAllFunctions(
Module &M, function_ref<BranchProbabilityInfo *(Function &)> LookupBPI,
static bool annotateAllFunctions(
Module &M, StringRef ProfileFileName,
function_ref<BranchProbabilityInfo *(Function &)> LookupBPI,
function_ref<BlockFrequencyInfo *(Function &)> LookupBFI) {
DEBUG(dbgs() << "Read in profile counters: ");
auto &Ctx = M.getContext();
@ -848,10 +845,11 @@ bool PGOInstrumentationUseLegacyPass::annotateAllFunctions(
return false;
}
PGOReader = std::move(ReaderOrErr.get());
std::unique_ptr<IndexedInstrProfReader> PGOReader =
std::move(ReaderOrErr.get());
if (!PGOReader) {
Ctx.diagnose(DiagnosticInfoPGOProfile(ProfileFileName.data(),
"Cannot get PGOReader"));
StringRef("Cannot get PGOReader")));
return false;
}
// TODO: might need to change the warning once the clang option is finalized.
@ -891,6 +889,30 @@ bool PGOInstrumentationUseLegacyPass::annotateAllFunctions(
return true;
}
PGOInstrumentationUse::PGOInstrumentationUse(std::string Filename)
: ProfileFileName(Filename) {
if (!PGOTestProfileFile.empty())
ProfileFileName = PGOTestProfileFile;
}
PreservedAnalyses PGOInstrumentationUse::run(Module &M,
AnalysisManager<Module> &AM) {
auto &FAM = AM.getResult<FunctionAnalysisManagerModuleProxy>(M).getManager();
auto LookupBPI = [&FAM](Function &F) {
return &FAM.getResult<BranchProbabilityAnalysis>(F);
};
auto LookupBFI = [&FAM](Function &F) {
return &FAM.getResult<BlockFrequencyAnalysis>(F);
};
if (!annotateAllFunctions(M, ProfileFileName, LookupBPI, LookupBFI))
return PreservedAnalyses::all();
return PreservedAnalyses::none();
}
bool PGOInstrumentationUseLegacyPass::runOnModule(Module &M) {
if (skipModule(M))
return false;
@ -902,5 +924,5 @@ bool PGOInstrumentationUseLegacyPass::runOnModule(Module &M) {
return &this->getAnalysis<BlockFrequencyInfoWrapperPass>(F).getBFI();
};
return annotateAllFunctions(M, LookupBPI, LookupBFI);
return annotateAllFunctions(M, ProfileFileName, LookupBPI, LookupBFI);
}

5
test/Transforms/PGOProfile/branch1.ll
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@ -1,11 +1,16 @@
; RUN: opt < %s -pgo-instr-gen -S | FileCheck %s --check-prefix=GEN --check-prefix=GEN-COMDAT
; RUN: opt < %s -mtriple=x86_64-apple-darwin -pgo-instr-gen -S | FileCheck %s --check-prefix=GEN --check-prefix=GEN-DARWIN-LINKONCE
; New PM
; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN --check-prefix=GEN-COMDAT
; RUN: opt < %s -mtriple=x86_64-apple-darwin -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN --check-prefix=GEN-DARWIN-LINKONCE
; RUN: llvm-profdata merge %S/Inputs/branch1.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; New PM
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
; GEN-DARWIN-LINKONCE: target triple = "x86_64-apple-darwin"

1
test/Transforms/PGOProfile/branch2.ll
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@ -2,6 +2,7 @@
; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN
; RUN: llvm-profdata merge %S/Inputs/branch2.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

1
test/Transforms/PGOProfile/criticaledge.ll
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@ -2,6 +2,7 @@
; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN
; RUN: llvm-profdata merge %S/Inputs/criticaledge.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

1
test/Transforms/PGOProfile/diag_FE_profile.ll
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@ -1,5 +1,6 @@
; RUN: llvm-profdata merge %S/Inputs/diag_FE.proftext -o %t.profdata
; RUN: not opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S 2>&1 | FileCheck %s
; RUN: not opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S 2>&1 | FileCheck %s
; CHECK: Not an IR level instrumentation profile

1
test/Transforms/PGOProfile/diag_mismatch.ll
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@ -1,5 +1,6 @@
; RUN: llvm-profdata merge %S/Inputs/diag.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S 2>&1 | FileCheck %s
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S 2>&1 | FileCheck %s
; CHECK: Function control flow change detected (hash mismatch) foo

1
test/Transforms/PGOProfile/diag_no_funcprofdata.ll
View File

@ -1,5 +1,6 @@
; RUN: llvm-profdata merge %S/Inputs/diag.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S 2>&1 | FileCheck %s
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S 2>&1 | FileCheck %s
; CHECK: No profile data available for function bar

1
test/Transforms/PGOProfile/diag_no_profile.ll
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@ -1,4 +1,5 @@
; RUN: not opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S 2>&1
; RUN: not opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S 2>&1
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

1
test/Transforms/PGOProfile/indirect_call_annotation.ll
View File

@ -1,5 +1,6 @@
; RUN: llvm-profdata merge %S/Inputs/indirect_call.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=VP-ANNOTATION
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=VP-ANNOTATION
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

1
test/Transforms/PGOProfile/landingpad.ll
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@ -2,6 +2,7 @@
; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN
; RUN: llvm-profdata merge %S/Inputs/landingpad.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

1
test/Transforms/PGOProfile/loop1.ll
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@ -2,6 +2,7 @@
; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN
; RUN: llvm-profdata merge %S/Inputs/loop1.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

1
test/Transforms/PGOProfile/loop2.ll
View File

@ -2,6 +2,7 @@
; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN
; RUN: llvm-profdata merge %S/Inputs/loop2.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

1
test/Transforms/PGOProfile/switch.ll
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@ -2,6 +2,7 @@
; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN
; RUN: llvm-profdata merge %S/Inputs/switch.proftext -o %t.profdata
; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"