diff options
Diffstat (limited to 'src/tools/tracegen/ctf.cpp')
| -rw-r--r-- | src/tools/tracegen/ctf.cpp | 261 |
1 files changed, 180 insertions, 81 deletions
diff --git a/src/tools/tracegen/ctf.cpp b/src/tools/tracegen/ctf.cpp index 22bff89d47..95ffcf89cc 100644 --- a/src/tools/tracegen/ctf.cpp +++ b/src/tools/tracegen/ctf.cpp @@ -1,5 +1,5 @@ // Copyright (C) 2022 The Qt Company Ltd. -// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 #include "ctf.h" #include "provider.h" @@ -15,6 +15,7 @@ static void writePrologue(QTextStream &stream, const QString &fileName, const Provider &provider) { + writeCommonPrologue(stream); const QString guard = includeGuard(fileName); // include prefix text or qt headers only once @@ -88,17 +89,94 @@ static void writeWrapper(QTextStream &stream, << "#endif // " << includeGuard << "\n\n"; } + +static void writeMetadataGenerators(QTextStream &stream) +{ + stream << R"CPP( +template <typename T> +inline QString integerToMetadata(const QString &name) +{ + QString ret; + if (!std::is_signed<T>().value) + ret += QLatin1Char('u'); + if (sizeof(T) == 8) + ret += QStringLiteral("int64_t "); + else if (sizeof(T) == 4) + ret += QStringLiteral("int32_t "); + else if (sizeof(T) == 2) + ret += QStringLiteral("int16_t "); + else if (sizeof(T) == 1) + ret += QStringLiteral("int8_t "); + ret += name + QLatin1Char(';'); + return ret; +} + +template <typename T> +inline QString integerArrayToMetadata(const QString &size, const QString &name) +{ + QString ret; + if (!std::is_signed<T>().value) + ret += QLatin1Char('u'); + if (sizeof(T) == 8) + ret += QStringLiteral("int64_t "); + else if (sizeof(T) == 4) + ret += QStringLiteral("int32_t "); + else if (sizeof(T) == 2) + ret += QStringLiteral("int16_t "); + else if (sizeof(T) == 1) + ret += QStringLiteral("int8_t "); + ret += name + QLatin1Char('[') + size + QStringLiteral("];"); + return ret; +} + +template <typename T> +inline QString floatToMetadata(const QString &name) +{ + QString ret; + if (sizeof(T) == 8) + ret += QStringLiteral("double "); + else if (sizeof(T) == 4) + ret += QStringLiteral("float "); + ret += name + QLatin1Char(';'); + return ret; +} + +template <typename T> +inline QString floatArrayToMetadata(const QString &size, const QString &name) +{ + QString ret; + if (sizeof(T) == 8) + ret += QStringLiteral("double "); + else if (sizeof(T) == 4) + ret += QStringLiteral("float "); + ret += name + QLatin1Char('[') + size + QLatin1Char(']'); + return ret + QLatin1Char(';'); +} + +inline QString pointerToMetadata(const QString &name) +{ + QString ret; + if (QT_POINTER_SIZE == 8) + ret += QStringLiteral("intptr64_t "); + else if (QT_POINTER_SIZE == 4) + ret += QStringLiteral("intptr32_t "); + ret += name + QLatin1Char(';'); + return ret; +} + +)CPP"; +} + static void writeTracepoint(QTextStream &stream, const Tracepoint &tracepoint, const QString &providerName) { stream << "TRACEPOINT_EVENT(\n" << " " << providerName << ",\n" << " " << tracepoint.name << ",\n"; - stream << "\""; const auto checkUnknownArgs = [](const Tracepoint &tracepoint) { for (auto &field : tracepoint.fields) { - if (field.backendType.backendType == Tracepoint::Field::Unknown) + if (field.backendType == Tracepoint::Field::Unknown) return true; } return false; @@ -110,114 +188,117 @@ static void writeTracepoint(QTextStream &stream, ret = type.left(type.length() - 1).simplified(); if (ret.startsWith(QStringLiteral("const"))) ret = ret.right(ret.length() - 6).simplified(); - return typeToName(ret); + return typeToTypeName(ret); }; - int eventSize = 0; + QString eventSize; bool variableSize = false; - if (!checkUnknownArgs(tracepoint)) { + const bool emptyMetadata = checkUnknownArgs(tracepoint) || tracepoint.args.size() == 0; + if (!emptyMetadata) { for (int i = 0; i < tracepoint.args.size(); i++) { auto &arg = tracepoint.args[i]; auto &field = tracepoint.fields[i]; if (i > 0) { - stream << " \\n\\\n"; - stream << " "; + stream << " + QStringLiteral(\"\\n\\\n \") + "; + eventSize += QStringLiteral(" + "); } const bool array = field.arrayLen > 0; - switch (field.backendType.backendType) { + switch (field.backendType) { case Tracepoint::Field::Boolean: { - stream << "Boolean " << arg.name << ";"; - eventSize += 8; + stream << "QStringLiteral(\"Boolean " << arg.name << ";\")"; + eventSize += QStringLiteral("sizeof(bool)"); } break; case Tracepoint::Field::Integer: { - if (!field.backendType.isSigned) - stream << "u"; - stream << "int" << field.backendType.bits << "_t "; + if (array) { + stream << "integerArrayToMetadata<" << formatType(arg.type) + << ">(QStringLiteral(\"" << field.arrayLen << "\"), QStringLiteral(\"" + << arg.name << "\"))"; + } else { + stream << "integerToMetadata<" << formatType(arg.type) << ">(QStringLiteral(\"" + << arg.name << "\"))"; + } + eventSize += QStringLiteral("sizeof(") + formatType(arg.type) + QStringLiteral(")"); if (array) - stream << arg.name << "[" << field.arrayLen << "];"; - else - stream << arg.name << ";"; - eventSize += field.backendType.bits * qMax(1, field.arrayLen); - } break; - case Tracepoint::Field::Pointer: { - if (QT_POINTER_SIZE == 8) - stream << "intptr64_t " << formatType(arg.type) << "_" << arg.name << ";"; - else - stream << "intptr32_t " << formatType(arg.type) << "_" << arg.name << ";"; - eventSize += QT_POINTER_SIZE * 8; + eventSize += QStringLiteral(" * ") + QString::number(field.arrayLen); } break; + case Tracepoint::Field::Pointer: case Tracepoint::Field::IntegerHex: { - if (field.backendType.bits == 64) - stream << "intptr64_t " << formatType(arg.name) << ";"; - else - stream << "intptr32_t " << formatType(arg.name) << ";"; - eventSize += field.backendType.bits; + stream << "pointerToMetadata(QStringLiteral(\"" << formatType(arg.type) << "_" + << arg.name << "\"))"; + eventSize += QStringLiteral("QT_POINTER_SIZE"); } break; case Tracepoint::Field::Float: { - if (field.backendType.bits == 32) - stream << "float " << arg.name; - else - stream << "double " << arg.name; if (array) { - stream << "[" << field.arrayLen << "];"; + stream << "floatArrayToMetadata<" << formatType(arg.type) + << ">(QStringLiteral(\"" << field.arrayLen << "\"), QStringLiteral(\"" + << arg.name << "\"))"; } else { - stream << ";"; + stream << "floatToMetadata<" << formatType(arg.type) << ">(QStringLiteral(\"" + << arg.name << "\"))"; } - eventSize += field.backendType.bits * qMax(1, field.arrayLen); + eventSize += QStringLiteral("sizeof(") + formatType(arg.type) + QStringLiteral(")"); + if (array) + eventSize += QStringLiteral(" * ") + QString::number(field.arrayLen); } break; + case Tracepoint::Field::QtUrl: + case Tracepoint::Field::QtString: case Tracepoint::Field::String: { - stream << "string " << arg.name << ";"; - eventSize += 8; - variableSize = true; - } break; - case Tracepoint::Field::QtString: { - stream << "string " << arg.name << ";"; - eventSize += 8; - variableSize = true; - } break; - case Tracepoint::Field::QtByteArray: - break; - case Tracepoint::Field::QtUrl: { - stream << "string " << arg.name << ";"; - eventSize += 8; + stream << "QStringLiteral(\"string " << arg.name << ";\")"; + eventSize += QStringLiteral("1"); variableSize = true; } break; case Tracepoint::Field::QtRect: { - stream << "int32_t QRect_" << arg.name << "_x;\\n\\\n "; - stream << "int32_t QRect_" << arg.name << "_y;\\n\\\n "; - stream << "int32_t QRect_" << arg.name << "_width;\\n\\\n "; - stream << "int32_t QRect_" << arg.name << "_height;"; - eventSize += 32 * 4; + stream << "QStringLiteral(\"int32_t QRect_" << arg.name << "_x;\\n\\\n \")"; + stream << " + QStringLiteral(\"int32_t QRect_" << arg.name << "_y;\\n\\\n \")"; + stream << " + QStringLiteral(\"int32_t QRect_" << arg.name << "_width;\\n\\\n \")"; + stream << " + QStringLiteral(\"int32_t QRect_" << arg.name << "_height;\\n\\\n \")"; + eventSize += QStringLiteral("16"); } break; case Tracepoint::Field::QtSize: { - stream << "int32_t QSize_" << arg.name << "_width;\\n\\\n "; - stream << "int32_t QSize_" << arg.name << "_height;"; - eventSize += 32 * 2; + stream << "QStringLiteral(\"int32_t QSize_" << arg.name << "_width;\\n\\\n \")"; + stream << " + QStringLiteral(\"int32_t QSize_" << arg.name << "_height;\\n\\\n \")"; + eventSize += QStringLiteral("8"); + } break; + case Tracepoint::Field::QtRectF: { + stream << "QStringLiteral(\"float QRectF_" << arg.name << "_x;\\n\\\n \")"; + stream << " + QStringLiteral(\"float QRectF_" << arg.name << "_y;\\n\\\n \")"; + stream << " + QStringLiteral(\"float QRectF_" << arg.name << "_width;\\n\\\n \")"; + stream << " + QStringLiteral(\"float QRectF_" << arg.name << "_height;\\n\\\n \")"; + eventSize += QStringLiteral("16"); + } break; + case Tracepoint::Field::QtSizeF: { + stream << "QStringLiteral(\"float QSizeF_" << arg.name << "_width;\\n\\\n \")"; + stream << " + QStringLiteral(\"float QSizeF_" << arg.name << "_height;\\n\\\n \")"; + eventSize += QStringLiteral("8"); } break; case Tracepoint::Field::Unknown: break; case Tracepoint::Field::EnumeratedType: { - QString type = arg.type; - type.replace(QStringLiteral("::"), QStringLiteral("_")); - stream << type << " " << arg.name << ";"; - eventSize += field.backendType.bits; + stream << "QStringLiteral(\"" << typeToTypeName(arg.type) << " " << arg.name << ";\")"; + eventSize += QString::number(field.enumValueSize / 8); variableSize = true; } break; case Tracepoint::Field::FlagType: { - QString type = arg.type; - type.replace(QStringLiteral("::"), QStringLiteral("_")); - stream << "uint8_t " << arg.name << "_length;\\n\\\n "; - stream << type << " " << arg.name << "[" << arg.name << "_length];"; - eventSize += 16; + stream << "QStringLiteral(\"uint8_t " << arg.name << "_length;\\n\\\n "; + stream << typeToTypeName(arg.type) << " " << arg.name << "[" << arg.name << "_length];\")"; + eventSize += QStringLiteral("2"); + variableSize = true; } break; + case Tracepoint::Field::QtByteArray: case Tracepoint::Field::Sequence: - panic("Unhandled sequence '%s %s", qPrintable(arg.type), qPrintable(arg.name)); + panic("Unhandled type '%s %s", qPrintable(arg.type), qPrintable(arg.name)); break; } } } - stream << "\",\n"; - stream << eventSize / 8 << ", \n"; + if (emptyMetadata) + stream << "{},\n"; + else + stream << ",\n"; + if (eventSize.length()) + stream << eventSize << ", \n"; + else + stream << "0, \n"; stream << (variableSize ? "true" : "false") << "\n"; stream << ")\n\n"; } @@ -236,14 +317,23 @@ static void writeEnums(QTextStream &stream, const Provider &provider) QString name = e.name; name.replace(QStringLiteral("::"), QStringLiteral("_")); stream << "TRACEPOINT_METADATA(" << provider.name << ", " << name << ", \n"; - stream << "\"typealias enum : integer { size = " << e.valueSize << "; } {\\n\\\n"; - for (const auto &v : e.values) { - if (v.range) + stream << "QStringLiteral(\"typealias enum : integer { size = " << e.valueSize << "; } {\\n\\\n"; + + const auto values = e.values; + QList<int> handledValues; + + for (const auto &v : values) { + if (handledValues.contains(v.value)) + continue; + if (v.range) { stream << v.name << " = " << v.value << " ... " << v.range << ", \\n\\\n"; - else - stream << v.name << " = " << v.value << ", \\n\\\n"; + } else { + const QString names = aggregateListValues(v.value, values); + stream << names << " = " << v.value << ", \\n\\\n"; + handledValues.append(v.value); + } } - stream << "} := " << name << ";\\n\\n\");\n\n"; + stream << "} := " << name << ";\\n\\n\"));\n\n"; } stream << "\n"; } @@ -254,11 +344,19 @@ static void writeFlags(QTextStream &stream, const Provider &provider) QString name = e.name; name.replace(QStringLiteral("::"), QStringLiteral("_")); stream << "TRACEPOINT_METADATA(" << provider.name << ", " << name << ", \n"; - stream << "\"typealias enum : integer { size = 8; } {\\n\\\n"; - for (const auto &v : e.values) { - stream << v.name << " = " << v.value << ", \\n\\\n"; + stream << "QStringLiteral(\"typealias enum : integer { size = 8; } {\\n\\\n"; + + const auto values = e.values; + QList<int> handledValues; + + for (const auto &v : values) { + if (handledValues.contains(v.value)) + continue; + const QString names = aggregateListValues(v.value, values); + stream << names << " = " << v.value << ", \\n\\\n"; + handledValues.append(v.value); } - stream << "} := " << name << ";\\n\\n\");\n\n"; + stream << "} := " << name << ";\\n\\n\"));\n\n"; } stream << "\n"; } @@ -270,6 +368,7 @@ void writeCtf(QFile &file, const Provider &provider) const QString fileName = QFileInfo(file.fileName()).fileName(); writePrologue(stream, fileName, provider); + writeMetadataGenerators(stream); writeEnums(stream, provider); writeFlags(stream, provider); writeTracepoints(stream, provider); |