This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG0cd5cd19af0e: [Serialization] write expr dependence bits as
a single integer (authored by sammccall).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D124250/new/
https://reviews.llvm.org/D124250
Files:
clang/lib/Serialization/ASTReaderStmt.cpp
clang/lib/Serialization/ASTWriterDecl.cpp
clang/lib/Serialization/ASTWriterStmt.cpp
Index: clang/lib/Serialization/ASTWriterStmt.cpp
===================================================================
--- clang/lib/Serialization/ASTWriterStmt.cpp
+++ clang/lib/Serialization/ASTWriterStmt.cpp
@@ -543,11 +543,7 @@
void ASTStmtWriter::VisitExpr(Expr *E) {
VisitStmt(E);
Record.AddTypeRef(E->getType());
- Record.push_back(E->isTypeDependent());
- Record.push_back(E->isValueDependent());
- Record.push_back(E->isInstantiationDependent());
- Record.push_back(E->containsUnexpandedParameterPack());
- Record.push_back(E->containsErrors());
+ Record.push_back(E->getDependence());
Record.push_back(E->getValueKind());
Record.push_back(E->getObjectKind());
}
Index: clang/lib/Serialization/ASTWriterDecl.cpp
===================================================================
--- clang/lib/Serialization/ASTWriterDecl.cpp
+++ clang/lib/Serialization/ASTWriterDecl.cpp
@@ -2288,17 +2288,14 @@
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));
DeclCXXMethodAbbrev = Stream.EmitAbbrev(std::move(Abv));
+ unsigned ExprDependenceBits = llvm::BitWidth<ExprDependence>;
// Abbreviation for EXPR_DECL_REF
Abv = std::make_shared<BitCodeAbbrev>();
Abv->Add(BitCodeAbbrevOp(serialization::EXPR_DECL_REF));
//Stmt
// Expr
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //TypeDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ValueDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //InstantiationDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //UnexpandedParamPack
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ContainsErrors
+ Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, ExprDependenceBits));
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetValueKind
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetObjectKind
//DeclRefExpr
@@ -2318,11 +2315,7 @@
//Stmt
// Expr
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //TypeDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ValueDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //InstantiationDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //UnexpandedParamPack
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ContainsErrors
+ Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, ExprDependenceBits));
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetValueKind
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetObjectKind
//Integer Literal
@@ -2337,11 +2330,7 @@
//Stmt
// Expr
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //TypeDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ValueDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //InstantiationDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //UnexpandedParamPack
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ContainsErrors
+ Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, ExprDependenceBits));
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetValueKind
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetObjectKind
//Character Literal
@@ -2356,11 +2345,7 @@
// Stmt
// Expr
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //TypeDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ValueDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //InstantiationDependent
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //UnexpandedParamPack
- Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ContainsErrors
+ Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, ExprDependenceBits));
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetValueKind
Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetObjectKind
// CastExpr
Index: clang/lib/Serialization/ASTReaderStmt.cpp
===================================================================
--- clang/lib/Serialization/ASTReaderStmt.cpp
+++ clang/lib/Serialization/ASTReaderStmt.cpp
@@ -107,8 +107,7 @@
/// The number of record fields required for the Expr class
/// itself.
- static const unsigned NumExprFields =
- NumStmtFields + llvm::BitWidth<ExprDependence> + 3;
+ static const unsigned NumExprFields = NumStmtFields + 4;
/// Read and initialize a ExplicitTemplateArgumentList structure.
void ReadTemplateKWAndArgsInfo(ASTTemplateKWAndArgsInfo &Args,
@@ -521,26 +520,7 @@
void ASTStmtReader::VisitExpr(Expr *E) {
VisitStmt(E);
E->setType(Record.readType());
-
- // FIXME: write and read all DependentFlags with a single call.
- bool TypeDependent = Record.readInt();
- bool ValueDependent = Record.readInt();
- bool InstantiationDependent = Record.readInt();
- bool ContainsUnexpandedTemplateParameters = Record.readInt();
- bool ContainsErrors = Record.readInt();
- auto Deps = ExprDependence::None;
- if (TypeDependent)
- Deps |= ExprDependence::Type;
- if (ValueDependent)
- Deps |= ExprDependence::Value;
- if (InstantiationDependent)
- Deps |= ExprDependence::Instantiation;
- if (ContainsUnexpandedTemplateParameters)
- Deps |= ExprDependence::UnexpandedPack;
- if (ContainsErrors)
- Deps |= ExprDependence::Error;
- E->setDependence(Deps);
-
+ E->setDependence(static_cast<ExprDependence>(Record.readInt()));
E->setValueKind(static_cast<ExprValueKind>(Record.readInt()));
E->setObjectKind(static_cast<ExprObjectKind>(Record.readInt()));
assert(Record.getIdx() == NumExprFields &&
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