vabridgers created this revision.
vabridgers added reviewers: martong, leonardchan, ebevhan.
Herald added subscribers: cfe-commits, teemperor, rnkovacs.
Herald added a reviewer: a.sidorin.
Herald added a reviewer: shafik.
Herald added a project: clang.
vabridgers added a comment.
Landing this change depends on https://reviews.llvm.org/D57226 to be pushed.
Please review for now, and I'll be sure to push this only after
https://reviews.llvm.org/D57226 is pushed. Thanks!
This patch adds support for importing fixed point literals, following
up to https://reviews.llvm.org/D46915 specifically for importing AST.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D77721
Files:
clang/include/clang/AST/Expr.h
clang/include/clang/ASTMatchers/ASTMatchers.h
clang/lib/AST/ASTImporter.cpp
clang/lib/ASTMatchers/ASTMatchersInternal.cpp
clang/unittests/AST/ASTImporterTest.cpp
Index: clang/unittests/AST/ASTImporterTest.cpp
===================================================================
--- clang/unittests/AST/ASTImporterTest.cpp
+++ clang/unittests/AST/ASTImporterTest.cpp
@@ -986,6 +986,19 @@
EXPECT_EQ(To, nullptr);
}
+TEST_P(ASTImporterOptionSpecificTestBase, ImportFixedPointLiteralExpr) {
+ Decl *FromTU =
+ getTuDecl("void declToImport() { (void)1.0k; }", Lang_C, "input.c");
+ auto *From = FirstDeclMatcher<Decl>().match(
+ FromTU, functionDecl(hasName("declToImport")));
+ ASSERT_TRUE(From);
+ auto *To = Import(From, Lang_C);
+ ASSERT_TRUE(To);
+ EXPECT_TRUE(MatchVerifier<Decl>().match(
+ To, functionDecl(hasName("declToImport"),
+ hasDescendant(fixedPointLiteral()))));
+}
+
TEST_P(ASTImporterOptionSpecificTestBase, ImportRecordDeclInFuncFromMacro) {
Decl *FromTU = getTuDecl(
"#define NONAME_SIZEOF(type) sizeof(struct{type *dummy;}) \n"
@@ -5938,7 +5951,7 @@
DefaultTestValuesForRunOptions, );
INSTANTIATE_TEST_CASE_P(ParameterizedTests, ASTImporterOptionSpecificTestBase,
- DefaultTestValuesForRunOptions, );
+ ::testing::Values(ArgVector{"-ffixed-point"}), );
INSTANTIATE_TEST_CASE_P(ParameterizedTests, ErrorHandlingTest,
DefaultTestValuesForRunOptions, );
Index: clang/lib/ASTMatchers/ASTMatchersInternal.cpp
===================================================================
--- clang/lib/ASTMatchers/ASTMatchersInternal.cpp
+++ clang/lib/ASTMatchers/ASTMatchersInternal.cpp
@@ -804,6 +804,8 @@
integerLiteral;
const internal::VariadicDynCastAllOfMatcher<Stmt, FloatingLiteral> floatLiteral;
const internal::VariadicDynCastAllOfMatcher<Stmt, ImaginaryLiteral> imaginaryLiteral;
+const internal::VariadicDynCastAllOfMatcher<Stmt, FixedPointLiteral>
+ fixedPointLiteral;
const internal::VariadicDynCastAllOfMatcher<Stmt, UserDefinedLiteral>
userDefinedLiteral;
const internal::VariadicDynCastAllOfMatcher<Stmt, CompoundLiteralExpr>
Index: clang/lib/AST/ASTImporter.cpp
===================================================================
--- clang/lib/AST/ASTImporter.cpp
+++ clang/lib/AST/ASTImporter.cpp
@@ -588,6 +588,7 @@
ExpectedStmt VisitIntegerLiteral(IntegerLiteral *E);
ExpectedStmt VisitFloatingLiteral(FloatingLiteral *E);
ExpectedStmt VisitImaginaryLiteral(ImaginaryLiteral *E);
+ ExpectedStmt VisitFixedPointLiteral(FixedPointLiteral *E);
ExpectedStmt VisitCharacterLiteral(CharacterLiteral *E);
ExpectedStmt VisitStringLiteral(StringLiteral *E);
ExpectedStmt VisitCompoundLiteralExpr(CompoundLiteralExpr *E);
@@ -6503,6 +6504,20 @@
*ToSubExprOrErr, *ToTypeOrErr);
}
+ExpectedStmt ASTNodeImporter::VisitFixedPointLiteral(FixedPointLiteral *E) {
+ auto ToTypeOrErr = import(E->getType());
+ if (!ToTypeOrErr)
+ return ToTypeOrErr.takeError();
+
+ ExpectedSLoc ToLocationOrErr = import(E->getLocation());
+ if (!ToLocationOrErr)
+ return ToLocationOrErr.takeError();
+
+ return new (Importer.getToContext()) FixedPointLiteral(
+ Importer.getToContext(), E->getValue(), *ToTypeOrErr, *ToLocationOrErr,
+ Importer.getToContext().getFixedPointScale(*ToTypeOrErr));
+}
+
ExpectedStmt ASTNodeImporter::VisitCharacterLiteral(CharacterLiteral *E) {
ExpectedType ToTypeOrErr = import(E->getType());
if (!ToTypeOrErr)
Index: clang/include/clang/ASTMatchers/ASTMatchers.h
===================================================================
--- clang/include/clang/ASTMatchers/ASTMatchers.h
+++ clang/include/clang/ASTMatchers/ASTMatchers.h
@@ -2271,6 +2271,10 @@
extern const internal::VariadicDynCastAllOfMatcher<Stmt, ImaginaryLiteral>
imaginaryLiteral;
+/// Matches fixed point literals
+extern const internal::VariadicDynCastAllOfMatcher<Stmt, FixedPointLiteral>
+ fixedPointLiteral;
+
/// Matches user defined literal operator call.
///
/// Example match: "foo"_suffix
Index: clang/include/clang/AST/Expr.h
===================================================================
--- clang/include/clang/AST/Expr.h
+++ clang/include/clang/AST/Expr.h
@@ -1491,7 +1491,6 @@
public:
FixedPointLiteral(const ASTContext &C, const llvm::APInt &V, QualType type,
SourceLocation l, unsigned Scale);
-
// Store the int as is without any bit shifting.
static FixedPointLiteral *CreateFromRawInt(const ASTContext &C,
const llvm::APInt &V,
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