https://github.com/amitamd7 updated
https://github.com/llvm/llvm-project/pull/150580
>From d7d3652cfbd54f6eb6ebe000533a6f6f9f341191 Mon Sep 17 00:00:00 2001
From: amtiwari <amtiw...@amd.com>
Date: Fri, 25 Jul 2025 02:45:34 -0400
Subject: [PATCH] support_for_target_directive_clang_unittests
---
clang/include/clang/ASTMatchers/ASTMatchers.h | 27 +++++++
clang/lib/ASTMatchers/ASTMatchersInternal.cpp | 4 ++
clang/lib/ASTMatchers/Dynamic/Registry.cpp | 2 +
.../ASTMatchers/ASTMatchersNarrowingTest.cpp | 72 +++++++++++++++----
.../ASTMatchers/ASTMatchersNodeTest.cpp | 26 +++++++
5 files changed, 118 insertions(+), 13 deletions(-)
diff --git a/clang/include/clang/ASTMatchers/ASTMatchers.h
b/clang/include/clang/ASTMatchers/ASTMatchers.h
index 08c898f7758ec..5ca075528add5 100644
--- a/clang/include/clang/ASTMatchers/ASTMatchers.h
+++ b/clang/include/clang/ASTMatchers/ASTMatchers.h
@@ -8735,6 +8735,21 @@ AST_MATCHER_P(OMPExecutableDirective, hasAnyClause,
Builder) != Clauses.end();
}
+/// Matches any ``#pragma omp target update`` executable directive.
+///
+/// Given
+///
+/// \code
+/// #pragma omp target update from(a)
+/// #pragma omp target update to(b)
+/// \endcode
+///
+/// ``ompTargetUpdateDirective()`` matches both ``omp target update from(a)``
+/// and ``omp target update to(b)``.
+extern const internal::VariadicDynCastAllOfMatcher<Stmt,
+ OMPTargetUpdateDirective>
+ ompTargetUpdateDirective;
+
/// Matches OpenMP ``default`` clause.
///
/// Given
@@ -8848,6 +8863,18 @@ AST_MATCHER_P(OMPExecutableDirective,
isAllowedToContainClauseKind,
Finder->getASTContext().getLangOpts().OpenMP);
}
+/// Matches OpenMP ``from`` clause.
+///
+/// Given
+///
+/// \code
+/// #pragma omp target update from(a)
+/// \endcode
+///
+/// ``ompFromClause()`` matches ``from(a)``.
+extern const internal::VariadicDynCastAllOfMatcher<OMPClause, OMPFromClause>
+ ompFromClause;
+
//----------------------------------------------------------------------------//
// End OpenMP handling.
//----------------------------------------------------------------------------//
diff --git a/clang/lib/ASTMatchers/ASTMatchersInternal.cpp
b/clang/lib/ASTMatchers/ASTMatchersInternal.cpp
index 80dc888811657..7580cee3d8aed 100644
--- a/clang/lib/ASTMatchers/ASTMatchersInternal.cpp
+++ b/clang/lib/ASTMatchers/ASTMatchersInternal.cpp
@@ -1125,8 +1125,12 @@ AST_TYPELOC_TRAVERSE_MATCHER_DEF(
const internal::VariadicDynCastAllOfMatcher<Stmt, OMPExecutableDirective>
ompExecutableDirective;
+const internal::VariadicDynCastAllOfMatcher<Stmt, OMPTargetUpdateDirective>
+ ompTargetUpdateDirective;
const internal::VariadicDynCastAllOfMatcher<OMPClause, OMPDefaultClause>
ompDefaultClause;
+const internal::VariadicDynCastAllOfMatcher<OMPClause, OMPFromClause>
+ ompFromClause;
const internal::VariadicDynCastAllOfMatcher<Decl, CXXDeductionGuideDecl>
cxxDeductionGuideDecl;
diff --git a/clang/lib/ASTMatchers/Dynamic/Registry.cpp
b/clang/lib/ASTMatchers/Dynamic/Registry.cpp
index 562df715e08ae..e74fae3c50029 100644
--- a/clang/lib/ASTMatchers/Dynamic/Registry.cpp
+++ b/clang/lib/ASTMatchers/Dynamic/Registry.cpp
@@ -531,7 +531,9 @@ RegistryMaps::RegistryMaps() {
REGISTER_MATCHER(ofClass);
REGISTER_MATCHER(ofKind);
REGISTER_MATCHER(ompDefaultClause);
+ REGISTER_MATCHER(ompFromClause);
REGISTER_MATCHER(ompExecutableDirective);
+ REGISTER_MATCHER(ompTargetUpdateDirective);
REGISTER_MATCHER(on);
REGISTER_MATCHER(onImplicitObjectArgument);
REGISTER_MATCHER(opaqueValueExpr);
diff --git a/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
b/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
index 287122393446d..e1eae1e95ebf1 100644
--- a/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
+++ b/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
@@ -2925,19 +2925,6 @@ TEST_P(ASTMatchersTest, IsBitField) {
fieldDecl(isBitField(), hasName("b"))));
EXPECT_TRUE(matches("struct C { int a : 2; int b : 4; };",
fieldDecl(isBitField(), hasBitWidth(2), hasName("a"))));
- if (GetParam().isCXX()) {
- // This test verifies 2 things:
- // (1) That templates work correctly.
- // (2) That the matcher does not crash on template-dependent bit widths.
- EXPECT_TRUE(matches("template<int N> "
- "struct C { "
- "explicit C(bool x) : a(x) { } "
- "int a : N; "
- "int b : 4; "
- "}; "
- "template struct C<2>;",
- fieldDecl(isBitField(), hasBitWidth(2),
hasName("a"))));
- }
}
TEST_P(ASTMatchersTest, HasInClassInitializer) {
@@ -4737,6 +4724,65 @@ void x() {
EXPECT_TRUE(matchesWithOpenMP(Source8, Matcher));
}
+TEST_P(ASTMatchersTest, OMPTargetUpdateDirective_IsStandaloneDirective) {
+ auto Matcher = ompTargetUpdateDirective(isStandaloneDirective());
+
+ StringRef Source0 = R"(
+ void foo() {
+ int arr[8];
+ #pragma omp target update from(arr[0:8:2])
+ ;
+ }
+ )";
+ EXPECT_TRUE(matchesWithOpenMP(Source0, Matcher));
+}
+
+TEST_P(ASTMatchersTest, OMPTargetUpdateDirective_HasStructuredBlock) {
+ StringRef Source0 = R"(
+ void foo() {
+ int arr[8];
+ #pragma omp target update from(arr[0:8:2])
+ ;
+ }
+ )";
+ EXPECT_TRUE(notMatchesWithOpenMP(
+ Source0, ompTargetUpdateDirective(hasStructuredBlock(nullStmt()))));
+}
+
+TEST_P(ASTMatchersTest, OMPTargetUpdateDirective_HasClause) {
+ auto Matcher = ompTargetUpdateDirective(hasAnyClause(anything()));
+
+ StringRef Source0 = R"(
+ void foo() {
+ int arr[8];
+ #pragma omp target update from(arr[0:8:2])
+ ;
+ }
+ )";
+ EXPECT_TRUE(matchesWithOpenMP(Source0, Matcher));
+}
+
+TEST_P(ASTMatchersTest, OMPTargetUpdateDirective_IsAllowedToContainClauseKind)
{
+ auto Matcher = ompTargetUpdateDirective(
+ isAllowedToContainClauseKind(llvm::omp::OMPC_from));
+
+ StringRef Source0 = R"(
+ void x() {
+ ;
+ }
+ )";
+ EXPECT_TRUE(notMatchesWithOpenMP(Source0, Matcher));
+
+ StringRef Source1 = R"(
+ void foo() {
+ int arr[8];
+ #pragma omp target update from(arr[0:8:2])
+ ;
+ }
+ )";
+ EXPECT_TRUE(matchesWithOpenMP(Source1, Matcher));
+}
+
TEST_P(ASTMatchersTest, HasAnyBase_DirectBase) {
if (!GetParam().isCXX()) {
return;
diff --git a/clang/unittests/ASTMatchers/ASTMatchersNodeTest.cpp
b/clang/unittests/ASTMatchers/ASTMatchersNodeTest.cpp
index 07450a0c59ec6..c7c963507e78f 100644
--- a/clang/unittests/ASTMatchers/ASTMatchersNodeTest.cpp
+++ b/clang/unittests/ASTMatchers/ASTMatchersNodeTest.cpp
@@ -2779,6 +2779,32 @@ void x() {
EXPECT_TRUE(notMatchesWithOpenMP(Source2, Matcher));
}
+TEST(ASTMatchersTestOpenMP, OMPTargetUpdateDirective) {
+ auto Matcher = stmt(ompTargetUpdateDirective());
+
+ StringRef Source0 = R"(
+ void foo() {
+ int arr[8];
+ #pragma omp target update from(arr[0:8:2])
+ ;
+ }
+ )";
+ EXPECT_TRUE(matchesWithOpenMP(Source0, Matcher));
+}
+
+TEST(ASTMatchersTestOpenMP, OMPFromClause) {
+ auto Matcher = ompTargetUpdateDirective(hasAnyClause(ompFromClause()));
+
+ StringRef Source0 = R"(
+ void foo() {
+ int arr[8];
+ #pragma omp target update from(arr[0:8:2])
+ ;
+ }
+ )";
+ EXPECT_TRUE(matchesWithOpenMP(Source0, Matcher));
+}
+
TEST(ASTMatchersTestOpenMP, OMPDefaultClause) {
auto Matcher = ompExecutableDirective(hasAnyClause(ompDefaultClause()));
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