forked from OSchip/llvm-project
91 lines
3.6 KiB
C++
91 lines
3.6 KiB
C++
//===- DiagnosticHandler.h - DiagnosticHandler class for LLVM -------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/IR/DiagnosticHandler.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Regex.h"
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using namespace llvm;
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namespace {
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/// Regular expression corresponding to the value given in one of the
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/// -pass-remarks* command line flags. Passes whose name matches this regexp
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/// will emit a diagnostic when calling the associated diagnostic function
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/// (emitOptimizationRemark, emitOptimizationRemarkMissed or
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/// emitOptimizationRemarkAnalysis).
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struct PassRemarksOpt {
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std::shared_ptr<Regex> Pattern;
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void operator=(const std::string &Val) {
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// Create a regexp object to match pass names for emitOptimizationRemark.
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if (!Val.empty()) {
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Pattern = std::make_shared<Regex>(Val);
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std::string RegexError;
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if (!Pattern->isValid(RegexError))
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report_fatal_error("Invalid regular expression '" + Val +
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"' in -pass-remarks: " + RegexError,
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false);
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}
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}
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};
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static PassRemarksOpt PassRemarksPassedOptLoc;
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static PassRemarksOpt PassRemarksMissedOptLoc;
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static PassRemarksOpt PassRemarksAnalysisOptLoc;
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// -pass-remarks
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// Command line flag to enable emitOptimizationRemark()
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static cl::opt<PassRemarksOpt, true, cl::parser<std::string>> PassRemarks(
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"pass-remarks", cl::value_desc("pattern"),
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cl::desc("Enable optimization remarks from passes whose name match "
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"the given regular expression"),
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cl::Hidden, cl::location(PassRemarksPassedOptLoc), cl::ValueRequired,
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cl::ZeroOrMore);
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// -pass-remarks-missed
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// Command line flag to enable emitOptimizationRemarkMissed()
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static cl::opt<PassRemarksOpt, true, cl::parser<std::string>> PassRemarksMissed(
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"pass-remarks-missed", cl::value_desc("pattern"),
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cl::desc("Enable missed optimization remarks from passes whose name match "
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"the given regular expression"),
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cl::Hidden, cl::location(PassRemarksMissedOptLoc), cl::ValueRequired,
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cl::ZeroOrMore);
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// -pass-remarks-analysis
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// Command line flag to enable emitOptimizationRemarkAnalysis()
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static cl::opt<PassRemarksOpt, true, cl::parser<std::string>>
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PassRemarksAnalysis(
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"pass-remarks-analysis", cl::value_desc("pattern"),
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cl::desc(
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"Enable optimization analysis remarks from passes whose name match "
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"the given regular expression"),
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cl::Hidden, cl::location(PassRemarksAnalysisOptLoc), cl::ValueRequired,
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cl::ZeroOrMore);
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}
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bool DiagnosticHandler::isAnalysisRemarkEnabled(StringRef PassName) const {
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return (PassRemarksAnalysisOptLoc.Pattern &&
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PassRemarksAnalysisOptLoc.Pattern->match(PassName));
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}
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bool DiagnosticHandler::isMissedOptRemarkEnabled(StringRef PassName) const {
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return (PassRemarksMissedOptLoc.Pattern &&
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PassRemarksMissedOptLoc.Pattern->match(PassName));
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}
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bool DiagnosticHandler::isPassedOptRemarkEnabled(StringRef PassName) const {
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return (PassRemarksPassedOptLoc.Pattern &&
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PassRemarksPassedOptLoc.Pattern->match(PassName));
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}
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bool DiagnosticHandler::isAnyRemarkEnabled() const {
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return (PassRemarksPassedOptLoc.Pattern || PassRemarksMissedOptLoc.Pattern ||
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PassRemarksAnalysisOptLoc.Pattern);
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}
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