// Diagnostics reporting is still done as part of the LLVMContext.
//===----------------------------------------------------------------------===//
+#include "LLVMContextImpl.h"
#include "llvm/ADT/Twine.h"
#include "llvm/IR/Constants.h"
+#include "llvm/IR/DebugInfo.h"
#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/DiagnosticPrinter.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Metadata.h"
-#include "llvm/Support/Atomic.h"
+#include "llvm/IR/Module.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Regex.h"
+#include <atomic>
#include <string>
using namespace llvm;
+namespace {
+
+/// \brief Regular expression corresponding to the value given in one of the
+/// -pass-remarks* command line flags. Passes whose name matches this regexp
+/// will emit a diagnostic when calling the associated diagnostic function
+/// (emitOptimizationRemark, emitOptimizationRemarkMissed or
+/// emitOptimizationRemarkAnalysis).
+struct PassRemarksOpt {
+ std::shared_ptr<Regex> Pattern;
+
+ void operator=(const std::string &Val) {
+ // Create a regexp object to match pass names for emitOptimizationRemark.
+ if (!Val.empty()) {
+ Pattern = std::make_shared<Regex>(Val);
+ std::string RegexError;
+ if (!Pattern->isValid(RegexError))
+ report_fatal_error("Invalid regular expression '" + Val +
+ "' in -pass-remarks: " + RegexError,
+ false);
+ }
+ }
+};
+
+static PassRemarksOpt PassRemarksOptLoc;
+static PassRemarksOpt PassRemarksMissedOptLoc;
+static PassRemarksOpt PassRemarksAnalysisOptLoc;
+
+// -pass-remarks
+// Command line flag to enable emitOptimizationRemark()
+static cl::opt<PassRemarksOpt, true, cl::parser<std::string>>
+PassRemarks("pass-remarks", cl::value_desc("pattern"),
+ cl::desc("Enable optimization remarks from passes whose name match "
+ "the given regular expression"),
+ cl::Hidden, cl::location(PassRemarksOptLoc), cl::ValueRequired,
+ cl::ZeroOrMore);
+
+// -pass-remarks-missed
+// Command line flag to enable emitOptimizationRemarkMissed()
+static cl::opt<PassRemarksOpt, true, cl::parser<std::string>> PassRemarksMissed(
+ "pass-remarks-missed", cl::value_desc("pattern"),
+ cl::desc("Enable missed optimization remarks from passes whose name match "
+ "the given regular expression"),
+ cl::Hidden, cl::location(PassRemarksMissedOptLoc), cl::ValueRequired,
+ cl::ZeroOrMore);
+
+// -pass-remarks-analysis
+// Command line flag to enable emitOptimizationRemarkAnalysis()
+static cl::opt<PassRemarksOpt, true, cl::parser<std::string>>
+PassRemarksAnalysis(
+ "pass-remarks-analysis", cl::value_desc("pattern"),
+ cl::desc(
+ "Enable optimization analysis remarks from passes whose name match "
+ "the given regular expression"),
+ cl::Hidden, cl::location(PassRemarksAnalysisOptLoc), cl::ValueRequired,
+ cl::ZeroOrMore);
+}
+
int llvm::getNextAvailablePluginDiagnosticKind() {
- static sys::cas_flag PluginKindID = DK_FirstPluginKind;
- return (int)sys::AtomicIncrement(&PluginKindID);
+ static std::atomic<int> PluginKindID(DK_FirstPluginKind);
+ return ++PluginKindID;
}
+const char *DiagnosticInfo::AlwaysPrint = "";
+
DiagnosticInfoInlineAsm::DiagnosticInfoInlineAsm(const Instruction &I,
const Twine &MsgStr,
DiagnosticSeverity Severity)
Instr(&I) {
if (const MDNode *SrcLoc = I.getMetadata("srcloc")) {
if (SrcLoc->getNumOperands() != 0)
- if (const ConstantInt *CI = dyn_cast<ConstantInt>(SrcLoc->getOperand(0)))
+ if (const auto *CI =
+ mdconst::dyn_extract<ConstantInt>(SrcLoc->getOperand(0)))
LocCookie = CI->getZExtValue();
}
}
DP << "stack size limit exceeded (" << getStackSize() << ") in "
<< getFunction();
}
+
+void DiagnosticInfoDebugMetadataVersion::print(DiagnosticPrinter &DP) const {
+ DP << "ignoring debug info with an invalid version (" << getMetadataVersion()
+ << ") in " << getModule();
+}
+
+void DiagnosticInfoSampleProfile::print(DiagnosticPrinter &DP) const {
+ if (!FileName.empty()) {
+ DP << getFileName();
+ if (LineNum > 0)
+ DP << ":" << getLineNum();
+ DP << ": ";
+ }
+ DP << getMsg();
+}
+
+void DiagnosticInfoPGOProfile::print(DiagnosticPrinter &DP) const {
+ if (getFileName())
+ DP << getFileName() << ": ";
+ DP << getMsg();
+}
+
+bool DiagnosticInfoOptimizationBase::isLocationAvailable() const {
+ return getDebugLoc();
+}
+
+void DiagnosticInfoOptimizationBase::getLocation(StringRef *Filename,
+ unsigned *Line,
+ unsigned *Column) const {
+ DILocation *L = getDebugLoc();
+ assert(L != nullptr && "debug location is invalid");
+ *Filename = L->getFilename();
+ *Line = L->getLine();
+ *Column = L->getColumn();
+}
+
+const std::string DiagnosticInfoOptimizationBase::getLocationStr() const {
+ StringRef Filename("<unknown>");
+ unsigned Line = 0;
+ unsigned Column = 0;
+ if (isLocationAvailable())
+ getLocation(&Filename, &Line, &Column);
+ return (Filename + ":" + Twine(Line) + ":" + Twine(Column)).str();
+}
+
+void DiagnosticInfoOptimizationBase::print(DiagnosticPrinter &DP) const {
+ DP << getLocationStr() << ": " << getMsg();
+}
+
+bool DiagnosticInfoOptimizationRemark::isEnabled() const {
+ return PassRemarksOptLoc.Pattern &&
+ PassRemarksOptLoc.Pattern->match(getPassName());
+}
+
+bool DiagnosticInfoOptimizationRemarkMissed::isEnabled() const {
+ return PassRemarksMissedOptLoc.Pattern &&
+ PassRemarksMissedOptLoc.Pattern->match(getPassName());
+}
+
+bool DiagnosticInfoOptimizationRemarkAnalysis::isEnabled() const {
+ return getPassName() == DiagnosticInfo::AlwaysPrint ||
+ (PassRemarksAnalysisOptLoc.Pattern &&
+ PassRemarksAnalysisOptLoc.Pattern->match(getPassName()));
+}
+
+void DiagnosticInfoMIRParser::print(DiagnosticPrinter &DP) const {
+ DP << Diagnostic;
+}
+
+void llvm::emitOptimizationRemark(LLVMContext &Ctx, const char *PassName,
+ const Function &Fn, const DebugLoc &DLoc,
+ const Twine &Msg) {
+ Ctx.diagnose(DiagnosticInfoOptimizationRemark(PassName, Fn, DLoc, Msg));
+}
+
+void llvm::emitOptimizationRemarkMissed(LLVMContext &Ctx, const char *PassName,
+ const Function &Fn,
+ const DebugLoc &DLoc,
+ const Twine &Msg) {
+ Ctx.diagnose(DiagnosticInfoOptimizationRemarkMissed(PassName, Fn, DLoc, Msg));
+}
+
+void llvm::emitOptimizationRemarkAnalysis(LLVMContext &Ctx,
+ const char *PassName,
+ const Function &Fn,
+ const DebugLoc &DLoc,
+ const Twine &Msg) {
+ Ctx.diagnose(
+ DiagnosticInfoOptimizationRemarkAnalysis(PassName, Fn, DLoc, Msg));
+}
+
+void llvm::emitOptimizationRemarkAnalysisFPCommute(LLVMContext &Ctx,
+ const char *PassName,
+ const Function &Fn,
+ const DebugLoc &DLoc,
+ const Twine &Msg) {
+ Ctx.diagnose(DiagnosticInfoOptimizationRemarkAnalysisFPCommute(PassName, Fn,
+ DLoc, Msg));
+}
+
+void llvm::emitOptimizationRemarkAnalysisAliasing(LLVMContext &Ctx,
+ const char *PassName,
+ const Function &Fn,
+ const DebugLoc &DLoc,
+ const Twine &Msg) {
+ Ctx.diagnose(DiagnosticInfoOptimizationRemarkAnalysisAliasing(PassName, Fn,
+ DLoc, Msg));
+}
+
+bool DiagnosticInfoOptimizationFailure::isEnabled() const {
+ // Only print warnings.
+ return getSeverity() == DS_Warning;
+}
+
+void llvm::emitLoopVectorizeWarning(LLVMContext &Ctx, const Function &Fn,
+ const DebugLoc &DLoc, const Twine &Msg) {
+ Ctx.diagnose(DiagnosticInfoOptimizationFailure(
+ Fn, DLoc, Twine("loop not vectorized: " + Msg)));
+}
+
+void llvm::emitLoopInterleaveWarning(LLVMContext &Ctx, const Function &Fn,
+ const DebugLoc &DLoc, const Twine &Msg) {
+ Ctx.diagnose(DiagnosticInfoOptimizationFailure(
+ Fn, DLoc, Twine("loop not interleaved: " + Msg)));
+}
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