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Instead, we're going to separate metadata from the Value hierarchy. See PR21532. This reverts commit r221375. This reverts commit r221373. This reverts commit r221359. This reverts commit r221167. This reverts commit r221027. This reverts commit r221024. This reverts commit r221023. This reverts commit r220995. This reverts commit r220994. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221711 91177308-0d34-0410-b5e6-96231b3b80d8
209 lines
7.8 KiB
C++
209 lines
7.8 KiB
C++
//===- llvm/Support/DiagnosticInfo.cpp - Diagnostic Definitions -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the different classes involved in low level diagnostics.
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//
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// Diagnostics reporting is still done as part of the LLVMContext.
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//===----------------------------------------------------------------------===//
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#include "LLVMContextImpl.h"
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#include "llvm/ADT/Twine.h"
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#include "llvm/IR/Constants.h"
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#include "llvm/IR/DebugInfo.h"
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#include "llvm/IR/DiagnosticInfo.h"
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#include "llvm/IR/DiagnosticPrinter.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/Instruction.h"
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#include "llvm/IR/Metadata.h"
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#include "llvm/IR/Module.h"
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#include "llvm/Support/Atomic.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Regex.h"
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#include <string>
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using namespace llvm;
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namespace {
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/// \brief 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 PassRemarksOptLoc;
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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>>
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PassRemarks("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(PassRemarksOptLoc), 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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int llvm::getNextAvailablePluginDiagnosticKind() {
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static sys::cas_flag PluginKindID = DK_FirstPluginKind;
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return (int)sys::AtomicIncrement(&PluginKindID);
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}
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DiagnosticInfoInlineAsm::DiagnosticInfoInlineAsm(const Instruction &I,
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const Twine &MsgStr,
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DiagnosticSeverity Severity)
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: DiagnosticInfo(DK_InlineAsm, Severity), LocCookie(0), MsgStr(MsgStr),
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Instr(&I) {
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if (const MDNode *SrcLoc = I.getMetadata("srcloc")) {
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if (SrcLoc->getNumOperands() != 0)
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if (const ConstantInt *CI = dyn_cast<ConstantInt>(SrcLoc->getOperand(0)))
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LocCookie = CI->getZExtValue();
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}
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}
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void DiagnosticInfoInlineAsm::print(DiagnosticPrinter &DP) const {
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DP << getMsgStr();
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if (getLocCookie())
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DP << " at line " << getLocCookie();
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}
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void DiagnosticInfoStackSize::print(DiagnosticPrinter &DP) const {
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DP << "stack size limit exceeded (" << getStackSize() << ") in "
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<< getFunction();
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}
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void DiagnosticInfoDebugMetadataVersion::print(DiagnosticPrinter &DP) const {
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DP << "ignoring debug info with an invalid version (" << getMetadataVersion()
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<< ") in " << getModule();
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}
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void DiagnosticInfoSampleProfile::print(DiagnosticPrinter &DP) const {
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if (getFileName() && getLineNum() > 0)
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DP << getFileName() << ":" << getLineNum() << ": ";
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else if (getFileName())
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DP << getFileName() << ": ";
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DP << getMsg();
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}
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bool DiagnosticInfoOptimizationBase::isLocationAvailable() const {
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return getDebugLoc().isUnknown() == false;
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}
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void DiagnosticInfoOptimizationBase::getLocation(StringRef *Filename,
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unsigned *Line,
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unsigned *Column) const {
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DILocation DIL(getDebugLoc().getAsMDNode(getFunction().getContext()));
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*Filename = DIL.getFilename();
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*Line = DIL.getLineNumber();
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*Column = DIL.getColumnNumber();
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}
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const std::string DiagnosticInfoOptimizationBase::getLocationStr() const {
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StringRef Filename("<unknown>");
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unsigned Line = 0;
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unsigned Column = 0;
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if (isLocationAvailable())
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getLocation(&Filename, &Line, &Column);
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return Twine(Filename + ":" + Twine(Line) + ":" + Twine(Column)).str();
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}
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void DiagnosticInfoOptimizationBase::print(DiagnosticPrinter &DP) const {
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DP << getLocationStr() << ": " << getMsg();
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}
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bool DiagnosticInfoOptimizationRemark::isEnabled() const {
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return PassRemarksOptLoc.Pattern &&
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PassRemarksOptLoc.Pattern->match(getPassName());
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}
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bool DiagnosticInfoOptimizationRemarkMissed::isEnabled() const {
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return PassRemarksMissedOptLoc.Pattern &&
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PassRemarksMissedOptLoc.Pattern->match(getPassName());
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}
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bool DiagnosticInfoOptimizationRemarkAnalysis::isEnabled() const {
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return PassRemarksAnalysisOptLoc.Pattern &&
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PassRemarksAnalysisOptLoc.Pattern->match(getPassName());
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}
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void llvm::emitOptimizationRemark(LLVMContext &Ctx, const char *PassName,
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const Function &Fn, const DebugLoc &DLoc,
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const Twine &Msg) {
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Ctx.diagnose(DiagnosticInfoOptimizationRemark(PassName, Fn, DLoc, Msg));
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}
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void llvm::emitOptimizationRemarkMissed(LLVMContext &Ctx, const char *PassName,
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const Function &Fn,
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const DebugLoc &DLoc,
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const Twine &Msg) {
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Ctx.diagnose(DiagnosticInfoOptimizationRemarkMissed(PassName, Fn, DLoc, Msg));
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}
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void llvm::emitOptimizationRemarkAnalysis(LLVMContext &Ctx,
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const char *PassName,
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const Function &Fn,
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const DebugLoc &DLoc,
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const Twine &Msg) {
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Ctx.diagnose(
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DiagnosticInfoOptimizationRemarkAnalysis(PassName, Fn, DLoc, Msg));
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}
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bool DiagnosticInfoOptimizationFailure::isEnabled() const {
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// Only print warnings.
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return getSeverity() == DS_Warning;
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}
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void llvm::emitLoopVectorizeWarning(LLVMContext &Ctx, const Function &Fn,
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const DebugLoc &DLoc, const Twine &Msg) {
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Ctx.diagnose(DiagnosticInfoOptimizationFailure(
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Fn, DLoc, Twine("loop not vectorized: " + Msg)));
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}
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void llvm::emitLoopInterleaveWarning(LLVMContext &Ctx, const Function &Fn,
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const DebugLoc &DLoc, const Twine &Msg) {
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Ctx.diagnose(DiagnosticInfoOptimizationFailure(
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Fn, DLoc, Twine("loop not interleaved: " + Msg)));
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}
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