103 lines
2.7 KiB
C++
103 lines
2.7 KiB
C++
//===-- DebugLoc.cpp - Implement DebugLoc class ---------------------------===//
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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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#include "llvm/IR/DebugLoc.h"
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#include "LLVMContextImpl.h"
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#include "llvm/ADT/DenseMapInfo.h"
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#include "llvm/IR/DebugInfo.h"
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using namespace llvm;
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//===----------------------------------------------------------------------===//
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// DebugLoc Implementation
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//===----------------------------------------------------------------------===//
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DebugLoc::DebugLoc(const DILocation *L) : Loc(const_cast<DILocation *>(L)) {}
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DebugLoc::DebugLoc(const MDNode *L) : Loc(const_cast<MDNode *>(L)) {}
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DILocation *DebugLoc::get() const {
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return cast_or_null<DILocation>(Loc.get());
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}
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unsigned DebugLoc::getLine() const {
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assert(get() && "Expected valid DebugLoc");
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return get()->getLine();
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}
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unsigned DebugLoc::getCol() const {
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assert(get() && "Expected valid DebugLoc");
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return get()->getColumn();
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}
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MDNode *DebugLoc::getScope() const {
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assert(get() && "Expected valid DebugLoc");
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return get()->getScope();
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}
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DILocation *DebugLoc::getInlinedAt() const {
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assert(get() && "Expected valid DebugLoc");
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return get()->getInlinedAt();
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}
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MDNode *DebugLoc::getInlinedAtScope() const {
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return cast<DILocation>(Loc)->getInlinedAtScope();
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}
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DebugLoc DebugLoc::getFnDebugLoc() const {
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// FIXME: Add a method on \a DILocation that does this work.
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const MDNode *Scope = getInlinedAtScope();
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if (auto *SP = getDISubprogram(Scope))
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return DebugLoc::get(SP->getScopeLine(), 0, SP);
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return DebugLoc();
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}
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DebugLoc DebugLoc::get(unsigned Line, unsigned Col, const MDNode *Scope,
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const MDNode *InlinedAt) {
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// If no scope is available, this is an unknown location.
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if (!Scope)
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return DebugLoc();
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return DILocation::get(Scope->getContext(), Line, Col,
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const_cast<MDNode *>(Scope),
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const_cast<MDNode *>(InlinedAt));
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}
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void DebugLoc::dump() const {
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#ifndef NDEBUG
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if (!Loc)
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return;
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dbgs() << getLine();
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if (getCol() != 0)
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dbgs() << ',' << getCol();
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if (DebugLoc InlinedAtDL = DebugLoc(getInlinedAt())) {
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dbgs() << " @ ";
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InlinedAtDL.dump();
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} else
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dbgs() << "\n";
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#endif
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}
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void DebugLoc::print(raw_ostream &OS) const {
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if (!Loc)
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return;
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// Print source line info.
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auto *Scope = cast<DIScope>(getScope());
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OS << Scope->getFilename();
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OS << ':' << getLine();
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if (getCol() != 0)
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OS << ':' << getCol();
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if (DebugLoc InlinedAtDL = getInlinedAt()) {
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OS << " @[ ";
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InlinedAtDL.print(OS);
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OS << " ]";
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}
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}
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