forked from OSchip/llvm-project
731 lines
29 KiB
C++
731 lines
29 KiB
C++
//===- Parsing, selection, and construction of pass pipelines -------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
/// \file
|
|
///
|
|
/// This file provides the implementation of the PassBuilder based on our
|
|
/// static pass registry as well as related functionality. It also provides
|
|
/// helpers to aid in analyzing, debugging, and testing passes and pass
|
|
/// pipelines.
|
|
///
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "llvm/Passes/PassBuilder.h"
|
|
#include "llvm/ADT/StringSwitch.h"
|
|
#include "llvm/Analysis/AliasAnalysis.h"
|
|
#include "llvm/Analysis/AliasAnalysisEvaluator.h"
|
|
#include "llvm/Analysis/AssumptionCache.h"
|
|
#include "llvm/Analysis/BasicAliasAnalysis.h"
|
|
#include "llvm/Analysis/BlockFrequencyInfo.h"
|
|
#include "llvm/Analysis/BlockFrequencyInfoImpl.h"
|
|
#include "llvm/Analysis/BranchProbabilityInfo.h"
|
|
#include "llvm/Analysis/CFLAliasAnalysis.h"
|
|
#include "llvm/Analysis/CGSCCPassManager.h"
|
|
#include "llvm/Analysis/CallGraph.h"
|
|
#include "llvm/Analysis/DemandedBits.h"
|
|
#include "llvm/Analysis/DependenceAnalysis.h"
|
|
#include "llvm/Analysis/DominanceFrontier.h"
|
|
#include "llvm/Analysis/GlobalsModRef.h"
|
|
#include "llvm/Analysis/LazyCallGraph.h"
|
|
#include "llvm/Analysis/LazyValueInfo.h"
|
|
#include "llvm/Analysis/LoopInfo.h"
|
|
#include "llvm/Analysis/MemoryDependenceAnalysis.h"
|
|
#include "llvm/Analysis/PostDominators.h"
|
|
#include "llvm/Analysis/ProfileSummaryInfo.h"
|
|
#include "llvm/Analysis/RegionInfo.h"
|
|
#include "llvm/Analysis/ScalarEvolution.h"
|
|
#include "llvm/Analysis/ScalarEvolutionAliasAnalysis.h"
|
|
#include "llvm/Analysis/ScopedNoAliasAA.h"
|
|
#include "llvm/Analysis/TargetLibraryInfo.h"
|
|
#include "llvm/Analysis/TargetTransformInfo.h"
|
|
#include "llvm/Analysis/TypeBasedAliasAnalysis.h"
|
|
#include "llvm/IR/Dominators.h"
|
|
#include "llvm/IR/IRPrintingPasses.h"
|
|
#include "llvm/IR/PassManager.h"
|
|
#include "llvm/IR/Verifier.h"
|
|
#include "llvm/Support/Debug.h"
|
|
#include "llvm/Support/Regex.h"
|
|
#include "llvm/Target/TargetMachine.h"
|
|
#include "llvm/Transforms/GCOVProfiler.h"
|
|
#include "llvm/Transforms/IPO/ConstantMerge.h"
|
|
#include "llvm/Transforms/IPO/DeadArgumentElimination.h"
|
|
#include "llvm/Transforms/IPO/ElimAvailExtern.h"
|
|
#include "llvm/Transforms/IPO/ForceFunctionAttrs.h"
|
|
#include "llvm/Transforms/IPO/FunctionAttrs.h"
|
|
#include "llvm/Transforms/IPO/GlobalDCE.h"
|
|
#include "llvm/Transforms/IPO/GlobalOpt.h"
|
|
#include "llvm/Transforms/IPO/InferFunctionAttrs.h"
|
|
#include "llvm/Transforms/IPO/Internalize.h"
|
|
#include "llvm/Transforms/IPO/SCCP.h"
|
|
#include "llvm/Transforms/IPO/StripDeadPrototypes.h"
|
|
#include "llvm/Transforms/IPO/WholeProgramDevirt.h"
|
|
#include "llvm/Transforms/InstCombine/InstCombine.h"
|
|
#include "llvm/Transforms/InstrProfiling.h"
|
|
#include "llvm/Transforms/PGOInstrumentation.h"
|
|
#include "llvm/Transforms/SampleProfile.h"
|
|
#include "llvm/Transforms/Scalar/ADCE.h"
|
|
#include "llvm/Transforms/Scalar/AlignmentFromAssumptions.h"
|
|
#include "llvm/Transforms/Scalar/BDCE.h"
|
|
#include "llvm/Transforms/Scalar/DCE.h"
|
|
#include "llvm/Transforms/Scalar/DeadStoreElimination.h"
|
|
#include "llvm/Transforms/Scalar/EarlyCSE.h"
|
|
#include "llvm/Transforms/Scalar/GVN.h"
|
|
#include "llvm/Transforms/Scalar/GuardWidening.h"
|
|
#include "llvm/Transforms/Scalar/IndVarSimplify.h"
|
|
#include "llvm/Transforms/Scalar/JumpThreading.h"
|
|
#include "llvm/Transforms/Scalar/LoopRotation.h"
|
|
#include "llvm/Transforms/Scalar/LoopSimplifyCFG.h"
|
|
#include "llvm/Transforms/Scalar/LowerAtomic.h"
|
|
#include "llvm/Transforms/Scalar/LowerExpectIntrinsic.h"
|
|
#include "llvm/Transforms/Scalar/MemCpyOptimizer.h"
|
|
#include "llvm/Transforms/Scalar/MergedLoadStoreMotion.h"
|
|
#include "llvm/Transforms/Scalar/PartiallyInlineLibCalls.h"
|
|
#include "llvm/Transforms/Scalar/Reassociate.h"
|
|
#include "llvm/Transforms/Scalar/SCCP.h"
|
|
#include "llvm/Transforms/Scalar/SLPVectorizer.h"
|
|
#include "llvm/Transforms/Scalar/SROA.h"
|
|
#include "llvm/Transforms/Scalar/SimplifyCFG.h"
|
|
#include "llvm/Transforms/Scalar/Sink.h"
|
|
#include "llvm/Transforms/Utils/AddDiscriminators.h"
|
|
#include "llvm/Transforms/Utils/LCSSA.h"
|
|
#include "llvm/Transforms/Utils/Mem2Reg.h"
|
|
#include "llvm/Transforms/Utils/MemorySSA.h"
|
|
|
|
#include <type_traits>
|
|
|
|
using namespace llvm;
|
|
|
|
static Regex DefaultAliasRegex("^(default|lto-pre-link|lto)<(O[0123sz])>$");
|
|
|
|
namespace {
|
|
|
|
/// \brief No-op module pass which does nothing.
|
|
struct NoOpModulePass {
|
|
PreservedAnalyses run(Module &M, AnalysisManager<Module> &) {
|
|
return PreservedAnalyses::all();
|
|
}
|
|
static StringRef name() { return "NoOpModulePass"; }
|
|
};
|
|
|
|
/// \brief No-op module analysis.
|
|
class NoOpModuleAnalysis : public AnalysisInfoMixin<NoOpModuleAnalysis> {
|
|
friend AnalysisInfoMixin<NoOpModuleAnalysis>;
|
|
static char PassID;
|
|
|
|
public:
|
|
struct Result {};
|
|
Result run(Module &, AnalysisManager<Module> &) { return Result(); }
|
|
static StringRef name() { return "NoOpModuleAnalysis"; }
|
|
};
|
|
|
|
/// \brief No-op CGSCC pass which does nothing.
|
|
struct NoOpCGSCCPass {
|
|
PreservedAnalyses run(LazyCallGraph::SCC &C,
|
|
AnalysisManager<LazyCallGraph::SCC> &) {
|
|
return PreservedAnalyses::all();
|
|
}
|
|
static StringRef name() { return "NoOpCGSCCPass"; }
|
|
};
|
|
|
|
/// \brief No-op CGSCC analysis.
|
|
class NoOpCGSCCAnalysis : public AnalysisInfoMixin<NoOpCGSCCAnalysis> {
|
|
friend AnalysisInfoMixin<NoOpCGSCCAnalysis>;
|
|
static char PassID;
|
|
|
|
public:
|
|
struct Result {};
|
|
Result run(LazyCallGraph::SCC &, AnalysisManager<LazyCallGraph::SCC> &) {
|
|
return Result();
|
|
}
|
|
static StringRef name() { return "NoOpCGSCCAnalysis"; }
|
|
};
|
|
|
|
/// \brief No-op function pass which does nothing.
|
|
struct NoOpFunctionPass {
|
|
PreservedAnalyses run(Function &F, AnalysisManager<Function> &) {
|
|
return PreservedAnalyses::all();
|
|
}
|
|
static StringRef name() { return "NoOpFunctionPass"; }
|
|
};
|
|
|
|
/// \brief No-op function analysis.
|
|
class NoOpFunctionAnalysis : public AnalysisInfoMixin<NoOpFunctionAnalysis> {
|
|
friend AnalysisInfoMixin<NoOpFunctionAnalysis>;
|
|
static char PassID;
|
|
|
|
public:
|
|
struct Result {};
|
|
Result run(Function &, AnalysisManager<Function> &) { return Result(); }
|
|
static StringRef name() { return "NoOpFunctionAnalysis"; }
|
|
};
|
|
|
|
/// \brief No-op loop pass which does nothing.
|
|
struct NoOpLoopPass {
|
|
PreservedAnalyses run(Loop &L, AnalysisManager<Loop> &) {
|
|
return PreservedAnalyses::all();
|
|
}
|
|
static StringRef name() { return "NoOpLoopPass"; }
|
|
};
|
|
|
|
/// \brief No-op loop analysis.
|
|
class NoOpLoopAnalysis : public AnalysisInfoMixin<NoOpLoopAnalysis> {
|
|
friend AnalysisInfoMixin<NoOpLoopAnalysis>;
|
|
static char PassID;
|
|
|
|
public:
|
|
struct Result {};
|
|
Result run(Loop &, AnalysisManager<Loop> &) { return Result(); }
|
|
static StringRef name() { return "NoOpLoopAnalysis"; }
|
|
};
|
|
|
|
char NoOpModuleAnalysis::PassID;
|
|
char NoOpCGSCCAnalysis::PassID;
|
|
char NoOpFunctionAnalysis::PassID;
|
|
char NoOpLoopAnalysis::PassID;
|
|
|
|
} // End anonymous namespace.
|
|
|
|
void PassBuilder::registerModuleAnalyses(ModuleAnalysisManager &MAM) {
|
|
#define MODULE_ANALYSIS(NAME, CREATE_PASS) \
|
|
MAM.registerPass([&] { return CREATE_PASS; });
|
|
#include "PassRegistry.def"
|
|
}
|
|
|
|
void PassBuilder::registerCGSCCAnalyses(CGSCCAnalysisManager &CGAM) {
|
|
#define CGSCC_ANALYSIS(NAME, CREATE_PASS) \
|
|
CGAM.registerPass([&] { return CREATE_PASS; });
|
|
#include "PassRegistry.def"
|
|
}
|
|
|
|
void PassBuilder::registerFunctionAnalyses(FunctionAnalysisManager &FAM) {
|
|
#define FUNCTION_ANALYSIS(NAME, CREATE_PASS) \
|
|
FAM.registerPass([&] { return CREATE_PASS; });
|
|
#include "PassRegistry.def"
|
|
}
|
|
|
|
void PassBuilder::registerLoopAnalyses(LoopAnalysisManager &LAM) {
|
|
#define LOOP_ANALYSIS(NAME, CREATE_PASS) \
|
|
LAM.registerPass([&] { return CREATE_PASS; });
|
|
#include "PassRegistry.def"
|
|
}
|
|
|
|
void PassBuilder::addPerModuleDefaultPipeline(ModulePassManager &MPM,
|
|
OptimizationLevel Level,
|
|
bool DebugLogging) {
|
|
// FIXME: Finish fleshing this out to match the legacy pipelines.
|
|
FunctionPassManager EarlyFPM(DebugLogging);
|
|
EarlyFPM.addPass(SimplifyCFGPass());
|
|
EarlyFPM.addPass(SROA());
|
|
EarlyFPM.addPass(EarlyCSEPass());
|
|
EarlyFPM.addPass(LowerExpectIntrinsicPass());
|
|
|
|
MPM.addPass(createModuleToFunctionPassAdaptor(std::move(EarlyFPM)));
|
|
}
|
|
|
|
void PassBuilder::addLTOPreLinkDefaultPipeline(ModulePassManager &MPM,
|
|
OptimizationLevel Level,
|
|
bool DebugLogging) {
|
|
// FIXME: We should use a customized pre-link pipeline!
|
|
addPerModuleDefaultPipeline(MPM, Level, DebugLogging);
|
|
}
|
|
|
|
void PassBuilder::addLTODefaultPipeline(ModulePassManager &MPM,
|
|
OptimizationLevel Level,
|
|
bool DebugLogging) {
|
|
// FIXME: Finish fleshing this out to match the legacy LTO pipelines.
|
|
FunctionPassManager LateFPM(DebugLogging);
|
|
LateFPM.addPass(InstCombinePass());
|
|
LateFPM.addPass(SimplifyCFGPass());
|
|
|
|
MPM.addPass(createModuleToFunctionPassAdaptor(std::move(LateFPM)));
|
|
}
|
|
|
|
#ifndef NDEBUG
|
|
static bool isModulePassName(StringRef Name) {
|
|
// Manually handle aliases for pre-configured pipeline fragments.
|
|
if (Name.startswith("default") || Name.startswith("lto"))
|
|
return DefaultAliasRegex.match(Name);
|
|
|
|
#define MODULE_PASS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) \
|
|
return true;
|
|
#define MODULE_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == "require<" NAME ">" || Name == "invalidate<" NAME ">") \
|
|
return true;
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
static bool isCGSCCPassName(StringRef Name) {
|
|
#define CGSCC_PASS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) \
|
|
return true;
|
|
#define CGSCC_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == "require<" NAME ">" || Name == "invalidate<" NAME ">") \
|
|
return true;
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool isFunctionPassName(StringRef Name) {
|
|
#define FUNCTION_PASS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) \
|
|
return true;
|
|
#define FUNCTION_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == "require<" NAME ">" || Name == "invalidate<" NAME ">") \
|
|
return true;
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool isLoopPassName(StringRef Name) {
|
|
#define LOOP_PASS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) \
|
|
return true;
|
|
#define LOOP_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == "require<" NAME ">" || Name == "invalidate<" NAME ">") \
|
|
return true;
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
|
|
bool PassBuilder::parseModulePassName(ModulePassManager &MPM, StringRef Name,
|
|
bool DebugLogging) {
|
|
// Manually handle aliases for pre-configured pipeline fragments.
|
|
if (Name.startswith("default") || Name.startswith("lto")) {
|
|
SmallVector<StringRef, 3> Matches;
|
|
if (!DefaultAliasRegex.match(Name, &Matches))
|
|
return false;
|
|
assert(Matches.size() == 3 && "Must capture two matched strings!");
|
|
|
|
auto L = StringSwitch<OptimizationLevel>(Matches[2])
|
|
.Case("O0", O0)
|
|
.Case("O1", O1)
|
|
.Case("O2", O2)
|
|
.Case("O3", O3)
|
|
.Case("Os", Os)
|
|
.Case("Oz", Oz);
|
|
|
|
if (Matches[1] == "default") {
|
|
addPerModuleDefaultPipeline(MPM, L, DebugLogging);
|
|
} else if (Matches[1] == "lto-pre-link") {
|
|
addLTOPreLinkDefaultPipeline(MPM, L, DebugLogging);
|
|
} else {
|
|
assert(Matches[1] == "lto" && "Not one of the matched options!");
|
|
addLTODefaultPipeline(MPM, L, DebugLogging);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
#define MODULE_PASS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) { \
|
|
MPM.addPass(CREATE_PASS); \
|
|
return true; \
|
|
}
|
|
#define MODULE_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == "require<" NAME ">") { \
|
|
MPM.addPass(RequireAnalysisPass< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>()); \
|
|
return true; \
|
|
} \
|
|
if (Name == "invalidate<" NAME ">") { \
|
|
MPM.addPass(InvalidateAnalysisPass< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>()); \
|
|
return true; \
|
|
}
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
|
|
bool PassBuilder::parseCGSCCPassName(CGSCCPassManager &CGPM, StringRef Name) {
|
|
#define CGSCC_PASS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) { \
|
|
CGPM.addPass(CREATE_PASS); \
|
|
return true; \
|
|
}
|
|
#define CGSCC_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == "require<" NAME ">") { \
|
|
CGPM.addPass(RequireAnalysisPass< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>()); \
|
|
return true; \
|
|
} \
|
|
if (Name == "invalidate<" NAME ">") { \
|
|
CGPM.addPass(InvalidateAnalysisPass< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>()); \
|
|
return true; \
|
|
}
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
|
|
bool PassBuilder::parseFunctionPassName(FunctionPassManager &FPM,
|
|
StringRef Name) {
|
|
#define FUNCTION_PASS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) { \
|
|
FPM.addPass(CREATE_PASS); \
|
|
return true; \
|
|
}
|
|
#define FUNCTION_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == "require<" NAME ">") { \
|
|
FPM.addPass(RequireAnalysisPass< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>()); \
|
|
return true; \
|
|
} \
|
|
if (Name == "invalidate<" NAME ">") { \
|
|
FPM.addPass(InvalidateAnalysisPass< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>()); \
|
|
return true; \
|
|
}
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
|
|
bool PassBuilder::parseLoopPassName(LoopPassManager &FPM, StringRef Name) {
|
|
#define LOOP_PASS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) { \
|
|
FPM.addPass(CREATE_PASS); \
|
|
return true; \
|
|
}
|
|
#define LOOP_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == "require<" NAME ">") { \
|
|
FPM.addPass(RequireAnalysisPass< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>()); \
|
|
return true; \
|
|
} \
|
|
if (Name == "invalidate<" NAME ">") { \
|
|
FPM.addPass(InvalidateAnalysisPass< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>()); \
|
|
return true; \
|
|
}
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
|
|
bool PassBuilder::parseAAPassName(AAManager &AA, StringRef Name) {
|
|
#define MODULE_ALIAS_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) { \
|
|
AA.registerModuleAnalysis< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>(); \
|
|
return true; \
|
|
}
|
|
#define FUNCTION_ALIAS_ANALYSIS(NAME, CREATE_PASS) \
|
|
if (Name == NAME) { \
|
|
AA.registerFunctionAnalysis< \
|
|
std::remove_reference<decltype(CREATE_PASS)>::type>(); \
|
|
return true; \
|
|
}
|
|
#include "PassRegistry.def"
|
|
|
|
return false;
|
|
}
|
|
|
|
bool PassBuilder::parseLoopPassPipeline(LoopPassManager &LPM,
|
|
StringRef &PipelineText,
|
|
bool VerifyEachPass,
|
|
bool DebugLogging) {
|
|
for (;;) {
|
|
// Parse nested pass managers by recursing.
|
|
if (PipelineText.startswith("loop(")) {
|
|
LoopPassManager NestedLPM(DebugLogging);
|
|
|
|
// Parse the inner pipeline inte the nested manager.
|
|
PipelineText = PipelineText.substr(strlen("loop("));
|
|
if (!parseLoopPassPipeline(NestedLPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
PipelineText.empty())
|
|
return false;
|
|
assert(PipelineText[0] == ')');
|
|
PipelineText = PipelineText.substr(1);
|
|
|
|
// Add the nested pass manager with the appropriate adaptor.
|
|
LPM.addPass(std::move(NestedLPM));
|
|
} else {
|
|
// Otherwise try to parse a pass name.
|
|
size_t End = PipelineText.find_first_of(",)");
|
|
if (!parseLoopPassName(LPM, PipelineText.substr(0, End)))
|
|
return false;
|
|
// TODO: Ideally, we would run a LoopVerifierPass() here in the
|
|
// VerifyEachPass case, but we don't have such a verifier yet.
|
|
|
|
PipelineText = PipelineText.substr(End);
|
|
}
|
|
|
|
if (PipelineText.empty() || PipelineText[0] == ')')
|
|
return true;
|
|
|
|
assert(PipelineText[0] == ',');
|
|
PipelineText = PipelineText.substr(1);
|
|
}
|
|
}
|
|
|
|
bool PassBuilder::parseFunctionPassPipeline(FunctionPassManager &FPM,
|
|
StringRef &PipelineText,
|
|
bool VerifyEachPass,
|
|
bool DebugLogging) {
|
|
for (;;) {
|
|
// Parse nested pass managers by recursing.
|
|
if (PipelineText.startswith("function(")) {
|
|
FunctionPassManager NestedFPM(DebugLogging);
|
|
|
|
// Parse the inner pipeline inte the nested manager.
|
|
PipelineText = PipelineText.substr(strlen("function("));
|
|
if (!parseFunctionPassPipeline(NestedFPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
PipelineText.empty())
|
|
return false;
|
|
assert(PipelineText[0] == ')');
|
|
PipelineText = PipelineText.substr(1);
|
|
|
|
// Add the nested pass manager with the appropriate adaptor.
|
|
FPM.addPass(std::move(NestedFPM));
|
|
} else if (PipelineText.startswith("loop(")) {
|
|
LoopPassManager NestedLPM(DebugLogging);
|
|
|
|
// Parse the inner pipeline inte the nested manager.
|
|
PipelineText = PipelineText.substr(strlen("loop("));
|
|
if (!parseLoopPassPipeline(NestedLPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
PipelineText.empty())
|
|
return false;
|
|
assert(PipelineText[0] == ')');
|
|
PipelineText = PipelineText.substr(1);
|
|
|
|
// Add the nested pass manager with the appropriate adaptor.
|
|
FPM.addPass(createFunctionToLoopPassAdaptor(std::move(NestedLPM)));
|
|
} else {
|
|
// Otherwise try to parse a pass name.
|
|
size_t End = PipelineText.find_first_of(",)");
|
|
if (!parseFunctionPassName(FPM, PipelineText.substr(0, End)))
|
|
return false;
|
|
if (VerifyEachPass)
|
|
FPM.addPass(VerifierPass());
|
|
|
|
PipelineText = PipelineText.substr(End);
|
|
}
|
|
|
|
if (PipelineText.empty() || PipelineText[0] == ')')
|
|
return true;
|
|
|
|
assert(PipelineText[0] == ',');
|
|
PipelineText = PipelineText.substr(1);
|
|
}
|
|
}
|
|
|
|
bool PassBuilder::parseCGSCCPassPipeline(CGSCCPassManager &CGPM,
|
|
StringRef &PipelineText,
|
|
bool VerifyEachPass,
|
|
bool DebugLogging) {
|
|
for (;;) {
|
|
// Parse nested pass managers by recursing.
|
|
if (PipelineText.startswith("cgscc(")) {
|
|
CGSCCPassManager NestedCGPM(DebugLogging);
|
|
|
|
// Parse the inner pipeline into the nested manager.
|
|
PipelineText = PipelineText.substr(strlen("cgscc("));
|
|
if (!parseCGSCCPassPipeline(NestedCGPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
PipelineText.empty())
|
|
return false;
|
|
assert(PipelineText[0] == ')');
|
|
PipelineText = PipelineText.substr(1);
|
|
|
|
// Add the nested pass manager with the appropriate adaptor.
|
|
CGPM.addPass(std::move(NestedCGPM));
|
|
} else if (PipelineText.startswith("function(")) {
|
|
FunctionPassManager NestedFPM(DebugLogging);
|
|
|
|
// Parse the inner pipeline inte the nested manager.
|
|
PipelineText = PipelineText.substr(strlen("function("));
|
|
if (!parseFunctionPassPipeline(NestedFPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
PipelineText.empty())
|
|
return false;
|
|
assert(PipelineText[0] == ')');
|
|
PipelineText = PipelineText.substr(1);
|
|
|
|
// Add the nested pass manager with the appropriate adaptor.
|
|
CGPM.addPass(createCGSCCToFunctionPassAdaptor(std::move(NestedFPM)));
|
|
} else {
|
|
// Otherwise try to parse a pass name.
|
|
size_t End = PipelineText.find_first_of(",)");
|
|
if (!parseCGSCCPassName(CGPM, PipelineText.substr(0, End)))
|
|
return false;
|
|
// FIXME: No verifier support for CGSCC passes!
|
|
|
|
PipelineText = PipelineText.substr(End);
|
|
}
|
|
|
|
if (PipelineText.empty() || PipelineText[0] == ')')
|
|
return true;
|
|
|
|
assert(PipelineText[0] == ',');
|
|
PipelineText = PipelineText.substr(1);
|
|
}
|
|
}
|
|
|
|
void PassBuilder::crossRegisterProxies(LoopAnalysisManager &LAM,
|
|
FunctionAnalysisManager &FAM,
|
|
CGSCCAnalysisManager &CGAM,
|
|
ModuleAnalysisManager &MAM) {
|
|
MAM.registerPass([&] { return FunctionAnalysisManagerModuleProxy(FAM); });
|
|
MAM.registerPass([&] { return CGSCCAnalysisManagerModuleProxy(CGAM); });
|
|
CGAM.registerPass([&] { return FunctionAnalysisManagerCGSCCProxy(FAM); });
|
|
CGAM.registerPass([&] { return ModuleAnalysisManagerCGSCCProxy(MAM); });
|
|
FAM.registerPass([&] { return CGSCCAnalysisManagerFunctionProxy(CGAM); });
|
|
FAM.registerPass([&] { return ModuleAnalysisManagerFunctionProxy(MAM); });
|
|
FAM.registerPass([&] { return LoopAnalysisManagerFunctionProxy(LAM); });
|
|
LAM.registerPass([&] { return FunctionAnalysisManagerLoopProxy(FAM); });
|
|
}
|
|
|
|
bool PassBuilder::parseModulePassPipeline(ModulePassManager &MPM,
|
|
StringRef &PipelineText,
|
|
bool VerifyEachPass,
|
|
bool DebugLogging) {
|
|
for (;;) {
|
|
// Parse nested pass managers by recursing.
|
|
if (PipelineText.startswith("module(")) {
|
|
ModulePassManager NestedMPM(DebugLogging);
|
|
|
|
// Parse the inner pipeline into the nested manager.
|
|
PipelineText = PipelineText.substr(strlen("module("));
|
|
if (!parseModulePassPipeline(NestedMPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
PipelineText.empty())
|
|
return false;
|
|
assert(PipelineText[0] == ')');
|
|
PipelineText = PipelineText.substr(1);
|
|
|
|
// Now add the nested manager as a module pass.
|
|
MPM.addPass(std::move(NestedMPM));
|
|
} else if (PipelineText.startswith("cgscc(")) {
|
|
CGSCCPassManager NestedCGPM(DebugLogging);
|
|
|
|
// Parse the inner pipeline inte the nested manager.
|
|
PipelineText = PipelineText.substr(strlen("cgscc("));
|
|
if (!parseCGSCCPassPipeline(NestedCGPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
PipelineText.empty())
|
|
return false;
|
|
assert(PipelineText[0] == ')');
|
|
PipelineText = PipelineText.substr(1);
|
|
|
|
// Add the nested pass manager with the appropriate adaptor.
|
|
MPM.addPass(
|
|
createModuleToPostOrderCGSCCPassAdaptor(std::move(NestedCGPM)));
|
|
} else if (PipelineText.startswith("function(")) {
|
|
FunctionPassManager NestedFPM(DebugLogging);
|
|
|
|
// Parse the inner pipeline inte the nested manager.
|
|
PipelineText = PipelineText.substr(strlen("function("));
|
|
if (!parseFunctionPassPipeline(NestedFPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
PipelineText.empty())
|
|
return false;
|
|
assert(PipelineText[0] == ')');
|
|
PipelineText = PipelineText.substr(1);
|
|
|
|
// Add the nested pass manager with the appropriate adaptor.
|
|
MPM.addPass(createModuleToFunctionPassAdaptor(std::move(NestedFPM)));
|
|
} else {
|
|
// Otherwise try to parse a pass name.
|
|
size_t End = PipelineText.find_first_of(",)");
|
|
if (!parseModulePassName(MPM, PipelineText.substr(0, End), DebugLogging))
|
|
return false;
|
|
if (VerifyEachPass)
|
|
MPM.addPass(VerifierPass());
|
|
|
|
PipelineText = PipelineText.substr(End);
|
|
}
|
|
|
|
if (PipelineText.empty() || PipelineText[0] == ')')
|
|
return true;
|
|
|
|
assert(PipelineText[0] == ',');
|
|
PipelineText = PipelineText.substr(1);
|
|
}
|
|
}
|
|
|
|
// Primary pass pipeline description parsing routine.
|
|
// FIXME: Should this routine accept a TargetMachine or require the caller to
|
|
// pre-populate the analysis managers with target-specific stuff?
|
|
bool PassBuilder::parsePassPipeline(ModulePassManager &MPM,
|
|
StringRef PipelineText, bool VerifyEachPass,
|
|
bool DebugLogging) {
|
|
// By default, try to parse the pipeline as-if it were within an implicit
|
|
// 'module(...)' pass pipeline. If this will parse at all, it needs to
|
|
// consume the entire string.
|
|
if (parseModulePassPipeline(MPM, PipelineText, VerifyEachPass, DebugLogging))
|
|
return PipelineText.empty();
|
|
|
|
// This isn't parsable as a module pipeline, look for the end of a pass name
|
|
// and directly drop down to that layer.
|
|
StringRef FirstName =
|
|
PipelineText.substr(0, PipelineText.find_first_of(",)"));
|
|
assert(!isModulePassName(FirstName) &&
|
|
"Already handled all module pipeline options.");
|
|
|
|
// If this looks like a CGSCC pass, parse the whole thing as a CGSCC
|
|
// pipeline.
|
|
if (PipelineText.startswith("cgscc(") || isCGSCCPassName(FirstName)) {
|
|
CGSCCPassManager CGPM(DebugLogging);
|
|
if (!parseCGSCCPassPipeline(CGPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
!PipelineText.empty())
|
|
return false;
|
|
MPM.addPass(createModuleToPostOrderCGSCCPassAdaptor(std::move(CGPM)));
|
|
return true;
|
|
}
|
|
|
|
// Similarly, if this looks like a Function pass, parse the whole thing as
|
|
// a Function pipelien.
|
|
if (PipelineText.startswith("function(") || isFunctionPassName(FirstName)) {
|
|
FunctionPassManager FPM(DebugLogging);
|
|
if (!parseFunctionPassPipeline(FPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
!PipelineText.empty())
|
|
return false;
|
|
MPM.addPass(createModuleToFunctionPassAdaptor(std::move(FPM)));
|
|
return true;
|
|
}
|
|
|
|
// If this looks like a Loop pass, parse the whole thing as a Loop pipeline.
|
|
if (PipelineText.startswith("loop(") || isLoopPassName(FirstName)) {
|
|
LoopPassManager LPM(DebugLogging);
|
|
if (!parseLoopPassPipeline(LPM, PipelineText, VerifyEachPass,
|
|
DebugLogging) ||
|
|
!PipelineText.empty())
|
|
return false;
|
|
FunctionPassManager FPM(DebugLogging);
|
|
FPM.addPass(createFunctionToLoopPassAdaptor(std::move(LPM)));
|
|
MPM.addPass(createModuleToFunctionPassAdaptor(std::move(FPM)));
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool PassBuilder::parseAAPipeline(AAManager &AA, StringRef PipelineText) {
|
|
while (!PipelineText.empty()) {
|
|
StringRef Name;
|
|
std::tie(Name, PipelineText) = PipelineText.split(',');
|
|
if (!parseAAPassName(AA, Name))
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|