146 lines
4.3 KiB
C++
146 lines
4.3 KiB
C++
//===- LinePrinter.cpp ------------------------------------------*- 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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#include "LinePrinter.h"
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#include "llvm-pdbdump.h"
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#include "llvm/ADT/STLExtras.h"
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#include "llvm/DebugInfo/PDB/UDTLayout.h"
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#include "llvm/Support/Regex.h"
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#include <algorithm>
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using namespace llvm;
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using namespace llvm::pdb;
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namespace {
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bool IsItemExcluded(llvm::StringRef Item,
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std::list<llvm::Regex> &IncludeFilters,
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std::list<llvm::Regex> &ExcludeFilters) {
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if (Item.empty())
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return false;
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auto match_pred = [Item](llvm::Regex &R) { return R.match(Item); };
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// Include takes priority over exclude. If the user specified include
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// filters, and none of them include this item, them item is gone.
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if (!IncludeFilters.empty() && !any_of(IncludeFilters, match_pred))
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return true;
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if (any_of(ExcludeFilters, match_pred))
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return true;
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return false;
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}
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}
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using namespace llvm;
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LinePrinter::LinePrinter(int Indent, bool UseColor, llvm::raw_ostream &Stream)
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: OS(Stream), IndentSpaces(Indent), CurrentIndent(0), UseColor(UseColor) {
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SetFilters(ExcludeTypeFilters, opts::pretty::ExcludeTypes.begin(),
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opts::pretty::ExcludeTypes.end());
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SetFilters(ExcludeSymbolFilters, opts::pretty::ExcludeSymbols.begin(),
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opts::pretty::ExcludeSymbols.end());
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SetFilters(ExcludeCompilandFilters, opts::pretty::ExcludeCompilands.begin(),
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opts::pretty::ExcludeCompilands.end());
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SetFilters(IncludeTypeFilters, opts::pretty::IncludeTypes.begin(),
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opts::pretty::IncludeTypes.end());
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SetFilters(IncludeSymbolFilters, opts::pretty::IncludeSymbols.begin(),
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opts::pretty::IncludeSymbols.end());
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SetFilters(IncludeCompilandFilters, opts::pretty::IncludeCompilands.begin(),
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opts::pretty::IncludeCompilands.end());
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}
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void LinePrinter::Indent() { CurrentIndent += IndentSpaces; }
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void LinePrinter::Unindent() {
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CurrentIndent = std::max(0, CurrentIndent - IndentSpaces);
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}
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void LinePrinter::NewLine() {
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OS << "\n";
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OS.indent(CurrentIndent);
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}
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bool LinePrinter::IsClassExcluded(const ClassLayout &Class) {
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if (IsTypeExcluded(Class.getName(), Class.getSize()))
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return true;
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if (Class.deepPaddingSize() < opts::pretty::PaddingThreshold)
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return true;
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return false;
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}
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bool LinePrinter::IsTypeExcluded(llvm::StringRef TypeName, uint32_t Size) {
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if (IsItemExcluded(TypeName, IncludeTypeFilters, ExcludeTypeFilters))
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return true;
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if (Size < opts::pretty::SizeThreshold)
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return true;
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return false;
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}
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bool LinePrinter::IsSymbolExcluded(llvm::StringRef SymbolName) {
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return IsItemExcluded(SymbolName, IncludeSymbolFilters, ExcludeSymbolFilters);
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}
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bool LinePrinter::IsCompilandExcluded(llvm::StringRef CompilandName) {
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return IsItemExcluded(CompilandName, IncludeCompilandFilters,
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ExcludeCompilandFilters);
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}
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WithColor::WithColor(LinePrinter &P, PDB_ColorItem C)
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: OS(P.OS), UseColor(P.hasColor()) {
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if (UseColor)
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applyColor(C);
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}
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WithColor::~WithColor() {
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if (UseColor)
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OS.resetColor();
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}
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void WithColor::applyColor(PDB_ColorItem C) {
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switch (C) {
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case PDB_ColorItem::None:
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OS.resetColor();
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return;
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case PDB_ColorItem::Comment:
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OS.changeColor(raw_ostream::GREEN, false);
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return;
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case PDB_ColorItem::Address:
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OS.changeColor(raw_ostream::YELLOW, /*bold=*/true);
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return;
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case PDB_ColorItem::Keyword:
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OS.changeColor(raw_ostream::MAGENTA, true);
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return;
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case PDB_ColorItem::Register:
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case PDB_ColorItem::Offset:
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OS.changeColor(raw_ostream::YELLOW, false);
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return;
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case PDB_ColorItem::Type:
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OS.changeColor(raw_ostream::CYAN, true);
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return;
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case PDB_ColorItem::Identifier:
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OS.changeColor(raw_ostream::CYAN, false);
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return;
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case PDB_ColorItem::Path:
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OS.changeColor(raw_ostream::CYAN, false);
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return;
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case PDB_ColorItem::Padding:
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case PDB_ColorItem::SectionHeader:
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OS.changeColor(raw_ostream::RED, true);
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return;
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case PDB_ColorItem::LiteralValue:
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OS.changeColor(raw_ostream::GREEN, true);
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return;
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}
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}
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