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[NFC][Debugify] Rename OptCustomPassManager into DebugifyCustomPassManager

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In addition, move the definition of the class into the Debugify.h,
so we can use it from different levels.

The motivation for this is D82547.

Differential Revision: https://reviews.llvm.org/D83391
This commit is contained in:
Djordje Todorovic 2020-07-21 12:12:19 +02:00 committed by Djordje Todorovic
parent de943b561f
commit bd9b7ebd66
2 changed files with 61 additions and 47 deletions
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56
include/llvm/Transforms/Utils/Debugify.h
View File

@ -13,8 +13,11 @@
#ifndef LLVM_TRANSFORM_UTILS_DEBUGIFY_H
#define LLVM_TRANSFORM_UTILS_DEBUGIFY_H
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/MapVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Bitcode/BitcodeWriterPass.h"
#include "llvm/IR/IRPrintingPasses.h"
#include "llvm/IR/LegacyPassManager.h"
#include "llvm/IR/PassManager.h"
namespace llvm {
@ -89,4 +92,55 @@ struct NewPMCheckDebugifyPass
llvm::PreservedAnalyses run(llvm::Module &M, llvm::ModuleAnalysisManager &AM);
};
namespace llvm {
/// DebugifyCustomPassManager wraps each pass with the debugify passes if
/// needed.
/// NOTE: We support legacy custom pass manager only.
/// TODO: Add New PM support for custom pass manager.
class DebugifyCustomPassManager : public legacy::PassManager {
DebugifyStatsMap DIStatsMap;
bool EnableDebugifyEach = false;
public:
using super = legacy::PassManager;
void add(Pass *P) override {
// Wrap each pass with (-check)-debugify passes if requested, making
// exceptions for passes which shouldn't see -debugify instrumentation.
bool WrapWithDebugify = EnableDebugifyEach && !P->getAsImmutablePass() &&
!isIRPrintingPass(P) && !isBitcodeWriterPass(P);
if (!WrapWithDebugify) {
super::add(P);
return;
}
// Apply -debugify/-check-debugify before/after each pass and collect
// debug info loss statistics.
PassKind Kind = P->getPassKind();
StringRef Name = P->getPassName();
// TODO: Implement Debugify for LoopPass.
switch (Kind) {
case PT_Function:
super::add(createDebugifyFunctionPass());
super::add(P);
super::add(createCheckDebugifyFunctionPass(true, Name, &DIStatsMap));
break;
case PT_Module:
super::add(createDebugifyModulePass());
super::add(P);
super::add(createCheckDebugifyModulePass(true, Name, &DIStatsMap));
break;
default:
super::add(P);
break;
}
}
void enableDebugifyEach() { EnableDebugifyEach = true; }
const DebugifyStatsMap &getDebugifyStatsMap() const { return DIStatsMap; }
};
} // namespace llvm
#endif // LLVM_TRANSFORM_UTILS_DEBUGIFY_H

52
tools/opt/opt.cpp
View File

@ -22,13 +22,11 @@
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/AsmParser/Parser.h"
#include "llvm/Bitcode/BitcodeWriterPass.h"
#include "llvm/CodeGen/CommandFlags.h"
#include "llvm/CodeGen/TargetPassConfig.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DebugInfo.h"
#include "llvm/IR/IRPrintingPasses.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/LLVMRemarkStreamer.h"
#include "llvm/IR/LegacyPassManager.h"
@ -325,48 +323,6 @@ cl::opt<std::string> CSProfileGenFile(
cl::desc("Path to the instrumented context sensitive profile."),
cl::Hidden);
class OptCustomPassManager : public legacy::PassManager {
DebugifyStatsMap DIStatsMap;
public:
using super = legacy::PassManager;
void add(Pass *P) override {
// Wrap each pass with (-check)-debugify passes if requested, making
// exceptions for passes which shouldn't see -debugify instrumentation.
bool WrapWithDebugify = DebugifyEach && !P->getAsImmutablePass() &&
!isIRPrintingPass(P) && !isBitcodeWriterPass(P);
if (!WrapWithDebugify) {
super::add(P);
return;
}
// Apply -debugify/-check-debugify before/after each pass and collect
// debug info loss statistics.
PassKind Kind = P->getPassKind();
StringRef Name = P->getPassName();
// TODO: Implement Debugify for LoopPass.
switch (Kind) {
case PT_Function:
super::add(createDebugifyFunctionPass());
super::add(P);
super::add(createCheckDebugifyFunctionPass(true, Name, &DIStatsMap));
break;
case PT_Module:
super::add(createDebugifyModulePass());
super::add(P);
super::add(createCheckDebugifyModulePass(true, Name, &DIStatsMap));
break;
default:
super::add(P);
break;
}
}
const DebugifyStatsMap &getDebugifyStatsMap() const { return DIStatsMap; }
};
static inline void addPass(legacy::PassManagerBase &PM, Pass *P) {
// Add the pass to the pass manager...
PM.add(P);
@ -776,8 +732,12 @@ int main(int argc, char **argv) {
}
// Create a PassManager to hold and optimize the collection of passes we are
// about to build.
OptCustomPassManager Passes;
// about to build. If the -debugify-each option is set, wrap each pass with
// the (-check)-debugify passes.
DebugifyCustomPassManager Passes;
if (DebugifyEach)
Passes.enableDebugifyEach();
bool AddOneTimeDebugifyPasses = EnableDebugify && !DebugifyEach;
// Add an appropriate TargetLibraryInfo pass for the module's triple.