1// Copyright (C) 2024 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
3
4#include "qqmljscompilerstatsreporter_p.h"
5
6#include <QFileInfo>
7
8QT_BEGIN_NAMESPACE
9
10namespace QQmlJS {
11
12using namespace Qt::StringLiterals;
13
14AotStatsReporter::AotStatsReporter(const AotStats &aotstats, const QStringList &emptyModules,
15 const QStringList &onlyBytecodeModules)
16 : m_aotstats(aotstats), m_emptyModules(emptyModules), m_onlyBytecodeModules(onlyBytecodeModules)
17{
18 for (const auto &[moduleUri, fileEntries] : aotstats.entries().asKeyValueRange()) {
19 for (const auto &[filepath, statsEntries] : fileEntries.asKeyValueRange()) {
20 for (const auto &entry : statsEntries) {
21 m_fileCounters[moduleUri][filepath].codegens += 1;
22 if (entry.codegenSuccessful) {
23 m_fileCounters[moduleUri][filepath].successes += 1;
24 m_successDurations.append(t: entry.codegenDuration);
25 }
26 }
27 m_moduleCounters[moduleUri].codegens += m_fileCounters[moduleUri][filepath].codegens;
28 m_moduleCounters[moduleUri].successes += m_fileCounters[moduleUri][filepath].successes;
29 }
30 m_totalCounters.codegens += m_moduleCounters[moduleUri].codegens;
31 m_totalCounters.successes += m_moduleCounters[moduleUri].successes;
32 }
33}
34
35void AotStatsReporter::formatDetailedStats(QTextStream &s) const
36{
37 s << "############ AOT COMPILATION STATS ############\n";
38 QStringList sortedModuleKeys = m_aotstats.entries().keys();
39 sortedModuleKeys.sort();
40 for (const auto &moduleUri : std::as_const(t&: sortedModuleKeys)) {
41 const auto &fileStats = m_aotstats.entries()[moduleUri];
42 s << u"Module %1:\n"_s.arg(a: moduleUri);
43 if (fileStats.empty()) {
44 s << "No attempts at compiling a binding or function\n";
45 continue;
46 }
47
48 QStringList sortedFileKeys = fileStats.keys();
49 sortedFileKeys.sort();
50 for (const auto &filename : std::as_const(t&: sortedFileKeys)) {
51 const auto &entries = fileStats[filename];
52 s << u"--File %1\n"_s.arg(a: filename);
53 if (entries.empty()) {
54 s << " No attempts at compiling a binding or function\n";
55 continue;
56 }
57
58 int successes = m_fileCounters[moduleUri][filename].successes;
59 s << " " << formatSuccessRate(codegens: entries.size(), successes) << "\n";
60
61 for (const auto &stat : std::as_const(t: entries)) {
62 s << u" %1: [%2:%3:%4]\n"_s.arg(a: stat.functionName)
63 .arg(a: QFileInfo(filename).fileName())
64 .arg(a: stat.line)
65 .arg(a: stat.column);
66 s << u" result: "_s << (stat.codegenSuccessful
67 ? u"Success\n"_s
68 : u"Error: "_s + stat.errorMessage + u'\n');
69 s << u" duration: %1us\n"_s.arg(a: stat.codegenDuration.count());
70 }
71 s << "\n";
72 }
73 }
74}
75
76void AotStatsReporter::formatSummary(QTextStream &s) const
77{
78 s << "############ AOT COMPILATION STATS SUMMARY ############\n";
79 if (m_totalCounters.codegens == 0 && m_emptyModules.empty() && m_onlyBytecodeModules.empty()) {
80 s << "No attempted compilations to Cpp for bindings or functions.\n";
81 return;
82 }
83
84 QStringList sortedKeys = m_aotstats.entries().keys();
85 sortedKeys.sort();
86 for (const auto &moduleUri : std::as_const(t&: sortedKeys)) {
87 const auto &counters = m_moduleCounters[moduleUri];
88 s << u"Module %1: "_s.arg(a: moduleUri)
89 << formatSuccessRate(codegens: counters.codegens, successes: counters.successes) << "\n";
90 }
91
92 for (const auto &module : std::as_const(t: m_emptyModules))
93 s << u"Module %1: No .qml files to compile.\n"_s.arg(a: module);
94
95 for (const auto &module : std::as_const(t: m_onlyBytecodeModules))
96 s << u"Module %1: No .qml files compiled (--only-bytecode).\n"_s.arg(a: module);
97
98 s << "Total results: " << formatSuccessRate(codegens: m_totalCounters.codegens, successes: m_totalCounters.successes);
99 s << "\n";
100
101 if (m_totalCounters.successes != 0) {
102 auto totalDuration = std::accumulate(first: m_successDurations.cbegin(), last: m_successDurations.cend(),
103 init: std::chrono::microseconds(0));
104 const auto averageDuration = totalDuration.count() / m_totalCounters.successes;
105 s << u"Successful codegens took an average of %1us\n"_s.arg(a: averageDuration);
106 }
107}
108
109QString AotStatsReporter::format() const
110{
111 QString output;
112 QTextStream s(&output);
113
114 formatDetailedStats(s);
115 formatSummary(s);
116
117 return output;
118}
119
120QString AotStatsReporter::formatSuccessRate(int codegens, int successes) const
121{
122 if (codegens == 0)
123 return u"No attempted compilations"_s;
124
125 return u"%1 of %2 (%3%4) bindings or functions compiled to Cpp successfully"_s
126 .arg(a: successes)
127 .arg(a: codegens)
128 .arg(a: double(successes) / codegens * 100, fieldWidth: 0, format: 'g', precision: 4)
129 .arg(a: u"%"_s);
130}
131
132} // namespace QQmlJS
133
134QT_END_NAMESPACE
135

source code of qtdeclarative/src/qmlcompiler/qqmljscompilerstatsreporter.cpp