llvm-project/llvm/tools/llvm-reduce/deltas/RunIRPasses.cpp

52 lines
1.7 KiB
C++

//===- RunIRPasses.cpp ----------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "RunIRPasses.h"
#include "Delta.h"
#include "llvm/Passes/PassBuilder.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h"
using namespace llvm;
static cl::opt<std::string> PassPipeline(
"ir-passes",
cl::desc("A textual description of the pass pipeline, same as "
"what's passed to `opt -passes`."),
cl::init(
"function(sroa,instcombine,gvn,simplifycfg,infer-address-spaces)"));
static void runPasses(Oracle &O, Module &Program) {
LoopAnalysisManager LAM;
FunctionAnalysisManager FAM;
CGSCCAnalysisManager CGAM;
ModuleAnalysisManager MAM;
PassInstrumentationCallbacks PIC;
PIC.registerShouldRunOptionalPassCallback(
[&](StringRef, Any) { return !O.shouldKeep(); });
PassBuilder PB(nullptr, PipelineTuningOptions(), std::nullopt, &PIC);
PB.registerModuleAnalyses(MAM);
PB.registerCGSCCAnalyses(CGAM);
PB.registerFunctionAnalyses(FAM);
PB.registerLoopAnalyses(LAM);
PB.crossRegisterProxies(LAM, FAM, CGAM, MAM);
ModulePassManager MPM;
if (auto Err = PB.parsePassPipeline(MPM, PassPipeline)) {
errs() << toString(std::move(Err)) << "\n";
report_fatal_error("Error constructing pass pipeline");
}
MPM.run(Program, MAM);
}
void llvm::runIRPassesDeltaPass(TestRunner &Test) {
runDeltaPass(Test, runPasses, "Running passes");
}