Author: brunoricci
Date: Fri Nov 16 08:56:49 2018
New Revision: 347063
URL: http://llvm.org/viewvc/llvm-project?rev=347063&view=rev
Log:
[AST][NFC] Pack CXXNullPtrLiteralExpr
Use the newly available space in the bit-fields of Stmt.
This saves one pointer per CXXNullPtrLiteralExpr.
Modified:
cfe/trunk/include/clang/AST/ExprCXX.h
cfe/trunk/include/clang/AST/Stmt.h
Modified: cfe/trunk/include/clang/AST/ExprCXX.h
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/ExprCXX.h?rev=347063&r1=347062&r2=347063&view=diff
==============================================================================
--- cfe/trunk/include/clang/AST/ExprCXX.h (original)
+++ cfe/trunk/include/clang/AST/ExprCXX.h Fri Nov 16 08:56:49 2018
@@ -582,22 +582,21 @@ public:
///
/// Introduced in C++11, the only literal of type \c nullptr_t is \c nullptr.
class CXXNullPtrLiteralExpr : public Expr {
- SourceLocation Loc;
-
public:
- CXXNullPtrLiteralExpr(QualType Ty, SourceLocation l)
+ CXXNullPtrLiteralExpr(QualType Ty, SourceLocation Loc)
: Expr(CXXNullPtrLiteralExprClass, Ty, VK_RValue, OK_Ordinary, false,
- false, false, false),
- Loc(l) {}
+ false, false, false) {
+ CXXNullPtrLiteralExprBits.Loc = Loc;
+ }
explicit CXXNullPtrLiteralExpr(EmptyShell Empty)
: Expr(CXXNullPtrLiteralExprClass, Empty) {}
- SourceLocation getBeginLoc() const LLVM_READONLY { return Loc; }
- SourceLocation getEndLoc() const LLVM_READONLY { return Loc; }
+ SourceLocation getBeginLoc() const { return getLocation(); }
+ SourceLocation getEndLoc() const { return getLocation(); }
- SourceLocation getLocation() const { return Loc; }
- void setLocation(SourceLocation L) { Loc = L; }
+ SourceLocation getLocation() const { return CXXNullPtrLiteralExprBits.Loc; }
+ void setLocation(SourceLocation L) { CXXNullPtrLiteralExprBits.Loc = L; }
static bool classof(const Stmt *T) {
return T->getStmtClass() == CXXNullPtrLiteralExprClass;
Modified: cfe/trunk/include/clang/AST/Stmt.h
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/Stmt.h?rev=347063&r1=347062&r2=347063&view=diff
==============================================================================
--- cfe/trunk/include/clang/AST/Stmt.h (original)
+++ cfe/trunk/include/clang/AST/Stmt.h Fri Nov 16 08:56:49 2018
@@ -514,6 +514,15 @@ protected:
SourceLocation Loc;
};
+ class CXXNullPtrLiteralExprBitfields {
+ friend class CXXNullPtrLiteralExpr;
+
+ unsigned : NumExprBits;
+
+ /// The location of the null pointer literal.
+ SourceLocation Loc;
+ };
+
class TypeTraitExprBitfields {
friend class ASTStmtReader;
friend class ASTStmtWriter;
@@ -613,6 +622,7 @@ protected:
// C++ Expressions
CXXBoolLiteralExprBitfields CXXBoolLiteralExprBits;
+ CXXNullPtrLiteralExprBitfields CXXNullPtrLiteralExprBits;
TypeTraitExprBitfields TypeTraitExprBits;
ExprWithCleanupsBitfields ExprWithCleanupsBits;
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