llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang-tools-extra
Author: Ding Fei (danix800)
<details>
<summary>Changes</summary>
Sample output:
```
$ cat test.cql
set enable-profile true
m binaryOperator(isExpansionInMainFile())
$ cat test.c
int test(int i, int j) {
return i + j;
}
$ clang-query --track-memory -f test.cql test.c --
Match #<!-- -->1:
{{.*}}/test.c:2:10: note: "root" binds here
2 | return i + j;
| ^~~~~
1 match.
===-------------------------------------------------------------------------===
clang-query matcher profiling
===-------------------------------------------------------------------------===
Total Execution Time: 0.0000 seconds (0.0000 wall clock)
---User Time--- --System Time-- --User+System-- ---Wall Time---
---Mem--- --- Name ---
0.0000 (100.0%) 0.0000 (100.0%) 0.0000 (100.0%) 0.0000 (100.0%)
224 {{.*}}/test.c
0.0000 (100.0%) 0.0000 (100.0%) 0.0000 (100.0%) 0.0000 (100.0%)
224 Total
```
---
Full diff: https://github.com/llvm/llvm-project/pull/114806.diff
6 Files Affected:
- (modified) clang-tools-extra/clang-query/CMakeLists.txt (+1)
- (modified) clang-tools-extra/clang-query/Query.cpp (+23-3)
- (modified) clang-tools-extra/clang-query/QueryParser.cpp (+5)
- (added) clang-tools-extra/clang-query/QueryProfile.cpp (+24)
- (added) clang-tools-extra/clang-query/QueryProfile.h (+35)
- (modified) clang-tools-extra/clang-query/QuerySession.h (+2-1)
``````````diff
diff --git a/clang-tools-extra/clang-query/CMakeLists.txt
b/clang-tools-extra/clang-query/CMakeLists.txt
index b168a3a8581567..84a1ad6fa33582 100644
--- a/clang-tools-extra/clang-query/CMakeLists.txt
+++ b/clang-tools-extra/clang-query/CMakeLists.txt
@@ -7,6 +7,7 @@ set(LLVM_LINK_COMPONENTS
add_clang_library(clangQuery STATIC
Query.cpp
QueryParser.cpp
+ QueryProfile.cpp
DEPENDS
omp_gen
diff --git a/clang-tools-extra/clang-query/Query.cpp
b/clang-tools-extra/clang-query/Query.cpp
index 282d136aff721a..5b628de3c4deeb 100644
--- a/clang-tools-extra/clang-query/Query.cpp
+++ b/clang-tools-extra/clang-query/Query.cpp
@@ -8,6 +8,7 @@
#include "Query.h"
#include "QueryParser.h"
+#include "QueryProfile.h"
#include "QuerySession.h"
#include "clang/AST/ASTDumper.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
@@ -44,6 +45,8 @@ bool HelpQuery::run(llvm::raw_ostream &OS, QuerySession &QS)
const {
" set bind-root (true|false) "
"Set whether to bind the root matcher to \"root\".\n"
" set print-matcher (true|false) "
+ " set enable-profile (true|false) "
+ "Set whether to enable matcher profiling,\n"
"Set whether to print the current matcher,\n"
" set traversal <kind> "
"Set traversal kind of clang-query session. Available kinds are:\n"
@@ -82,10 +85,13 @@ namespace {
struct CollectBoundNodes : MatchFinder::MatchCallback {
std::vector<BoundNodes> &Bindings;
- CollectBoundNodes(std::vector<BoundNodes> &Bindings) : Bindings(Bindings) {}
+ StringRef Unit;
+ CollectBoundNodes(std::vector<BoundNodes> &Bindings, StringRef Unit)
+ : Bindings(Bindings), Unit(Unit) {}
void run(const MatchFinder::MatchResult &Result) override {
Bindings.push_back(Result.Nodes);
}
+ StringRef getID() const override { return Unit; }
};
} // namespace
@@ -93,8 +99,19 @@ struct CollectBoundNodes : MatchFinder::MatchCallback {
bool MatchQuery::run(llvm::raw_ostream &OS, QuerySession &QS) const {
unsigned MatchCount = 0;
+ std::optional<QueryProfile> Profiling;
+ if (QS.EnableProfile)
+ Profiling = QueryProfile();
+
for (auto &AST : QS.ASTs) {
- MatchFinder Finder;
+ ast_matchers::MatchFinder::MatchFinderOptions FinderOptions;
+ std::optional<llvm::StringMap<llvm::TimeRecord>> Records;
+ if (QS.EnableProfile) {
+ Records.emplace();
+ FinderOptions.CheckProfiling.emplace(*Records);
+ }
+
+ MatchFinder Finder(FinderOptions);
std::vector<BoundNodes> Matches;
DynTypedMatcher MaybeBoundMatcher = Matcher;
if (QS.BindRoot) {
@@ -102,7 +119,8 @@ bool MatchQuery::run(llvm::raw_ostream &OS, QuerySession
&QS) const {
if (M)
MaybeBoundMatcher = *M;
}
- CollectBoundNodes Collect(Matches);
+ StringRef OrigSrcName = AST->getOriginalSourceFileName();
+ CollectBoundNodes Collect(Matches, OrigSrcName);
if (!Finder.addDynamicMatcher(MaybeBoundMatcher, &Collect)) {
OS << "Not a valid top-level matcher.\n";
return false;
@@ -111,6 +129,8 @@ bool MatchQuery::run(llvm::raw_ostream &OS, QuerySession
&QS) const {
ASTContext &Ctx = AST->getASTContext();
Ctx.getParentMapContext().setTraversalKind(QS.TK);
Finder.matchAST(Ctx);
+ if (QS.EnableProfile)
+ Profiling->Records[OrigSrcName] += (*Records)[OrigSrcName];
if (QS.PrintMatcher) {
SmallVector<StringRef, 4> Lines;
diff --git a/clang-tools-extra/clang-query/QueryParser.cpp
b/clang-tools-extra/clang-query/QueryParser.cpp
index 97cb264a611af3..1d5ec281defd40 100644
--- a/clang-tools-extra/clang-query/QueryParser.cpp
+++ b/clang-tools-extra/clang-query/QueryParser.cpp
@@ -182,6 +182,7 @@ enum ParsedQueryVariable {
PQV_Output,
PQV_BindRoot,
PQV_PrintMatcher,
+ PQV_EnableProfile,
PQV_Traversal
};
@@ -285,6 +286,7 @@ QueryRef QueryParser::doParse() {
.Case("output", PQV_Output)
.Case("bind-root", PQV_BindRoot)
.Case("print-matcher", PQV_PrintMatcher)
+ .Case("enable-profile", PQV_EnableProfile)
.Case("traversal", PQV_Traversal)
.Default(PQV_Invalid);
if (VarStr.empty())
@@ -303,6 +305,9 @@ QueryRef QueryParser::doParse() {
case PQV_PrintMatcher:
Q = parseSetBool(&QuerySession::PrintMatcher);
break;
+ case PQV_EnableProfile:
+ Q = parseSetBool(&QuerySession::EnableProfile);
+ break;
case PQV_Traversal:
Q = parseSetTraversalKind(&QuerySession::TK);
break;
diff --git a/clang-tools-extra/clang-query/QueryProfile.cpp
b/clang-tools-extra/clang-query/QueryProfile.cpp
new file mode 100644
index 00000000000000..9b60f0bf1c7f4e
--- /dev/null
+++ b/clang-tools-extra/clang-query/QueryProfile.cpp
@@ -0,0 +1,24 @@
+//===-------- QueryProfile.cpp - clang-query --------------------*- C++
-*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM
Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "QueryProfile.h"
+#include "llvm/Support/raw_ostream.h"
+
+namespace clang::query {
+
+void QueryProfile::printUserFriendlyTable(llvm::raw_ostream &OS) {
+ TG->print(OS);
+ OS.flush();
+}
+
+QueryProfile::~QueryProfiling() {
+ TG.emplace("clang-query", "clang-query matcher profiling", Records);
+ printUserFriendlyTable(llvm::errs());
+}
+
+} // namespace clang::query
diff --git a/clang-tools-extra/clang-query/QueryProfile.h
b/clang-tools-extra/clang-query/QueryProfile.h
new file mode 100644
index 00000000000000..6815dc0245bdc8
--- /dev/null
+++ b/clang-tools-extra/clang-query/QueryProfile.h
@@ -0,0 +1,35 @@
+//===--------- QueryProfile.h - clang-query ---------------------*- C++
-*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM
Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_QUERY_QUERY_PROFILE_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_QUERY_QUERY_PROFILE_H
+
+#include "llvm/ADT/StringMap.h"
+#include "llvm/Support/Timer.h"
+#include <optional>
+
+namespace llvm {
+class raw_ostream;
+} // namespace llvm
+
+namespace clang::query {
+
+class QueryProfile {
+public:
+ llvm::StringMap<llvm::TimeRecord> Records;
+ QueryProfile() = default;
+ ~QueryProfile();
+
+private:
+ std::optional<llvm::TimerGroup> TG;
+ void printUserFriendlyTable(llvm::raw_ostream &OS);
+};
+
+} // namespace clang::query
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_QUERY_QUERY_PROFILE_H
diff --git a/clang-tools-extra/clang-query/QuerySession.h
b/clang-tools-extra/clang-query/QuerySession.h
index 31a4900e26190b..c7d5a64c332008 100644
--- a/clang-tools-extra/clang-query/QuerySession.h
+++ b/clang-tools-extra/clang-query/QuerySession.h
@@ -26,7 +26,7 @@ class QuerySession {
QuerySession(llvm::ArrayRef<std::unique_ptr<ASTUnit>> ASTs)
: ASTs(ASTs), PrintOutput(false), DiagOutput(true),
DetailedASTOutput(false), BindRoot(true), PrintMatcher(false),
- Terminate(false), TK(TK_AsIs) {}
+ EnableProfile(false), Terminate(false), TK(TK_AsIs) {}
llvm::ArrayRef<std::unique_ptr<ASTUnit>> ASTs;
@@ -36,6 +36,7 @@ class QuerySession {
bool BindRoot;
bool PrintMatcher;
+ bool EnableProfile;
bool Terminate;
TraversalKind TK;
``````````
</details>
https://github.com/llvm/llvm-project/pull/114806
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