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Experiment in BodyFarm of structuring AST creation calls in a hierarchy, 

so that they visually look like an AST dump.

llvm-svn: 164401
This commit is contained in:
Ted Kremenek 2012-09-21 18:33:56 +00:00
parent f465dc1553
commit e7ad535e66
1 changed files with 21 additions and 12 deletions
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33
clang/lib/Analysis/BodyFarm.cpp
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@ -151,12 +151,15 @@ static Stmt *create_dispatch_once(ASTContext &C, const FunctionDecl *D) {
IntegerLiteral *IL =
IntegerLiteral::Create(C, llvm::APInt(C.getTypeSize(C.IntTy), (uint64_t) 1),
C.IntTy, SourceLocation());
ICE = M.makeIntegralCast(IL, PredicateTy);
DR = M.makeDeclRefExpr(Predicate);
ImplicitCastExpr *LValToRval = M.makeLvalueToRvalue(DR, PredicateQPtrTy);
UnaryOperator *UO = M.makeDereference(LValToRval, PredicateTy);
BinaryOperator * B = M.makeAssignment(UO, ICE, PredicateTy);
BinaryOperator *B =
M.makeAssignment(
M.makeDereference(
M.makeLvalueToRvalue(
M.makeDeclRefExpr(Predicate), PredicateQPtrTy),
PredicateTy),
M.makeIntegralCast(IL, PredicateTy),
PredicateTy);
// (3) Create the compound statement.
Stmt *Stmts[2];
Stmts[0] = B;
@ -165,12 +168,18 @@ static Stmt *create_dispatch_once(ASTContext &C, const FunctionDecl *D) {
SourceLocation());
// (4) Create the 'if' condition.
DR = M.makeDeclRefExpr(Predicate);
LValToRval = M.makeLvalueToRvalue(DR, PredicateQPtrTy);
UO = M.makeDereference(LValToRval, PredicateTy);
LValToRval = M.makeLvalueToRvalue(UO, PredicateTy);
UO = new (C) UnaryOperator(LValToRval, UO_LNot, C.IntTy,
VK_RValue, OK_Ordinary, SourceLocation());
ImplicitCastExpr *LValToRval =
M.makeLvalueToRvalue(
M.makeDereference(
M.makeLvalueToRvalue(
M.makeDeclRefExpr(Predicate),
PredicateQPtrTy),
PredicateTy),
PredicateTy);
UnaryOperator *UO = new (C) UnaryOperator(LValToRval, UO_LNot, C.IntTy,
VK_RValue, OK_Ordinary,
SourceLocation());
// (5) Create the 'if' statement.
IfStmt *If = new (C) IfStmt(C, SourceLocation(), 0, UO, CS);