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Expanded graph visualization interface to include specifying a range of 

nodes to use a trim sources.

llvm-svn: 48236
This commit is contained in:
Ted Kremenek 2008-03-11 18:25:33 +00:00
parent 0b844f053f
commit a7178c7429
2 changed files with 27 additions and 14 deletions
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39
clang/Analysis/GRExprEngine.cpp
View File

@ -1814,28 +1814,39 @@ static void AddSources(llvm::SmallVector<GRExprEngine::NodeTy*, 10>& Sources,
#endif
void GRExprEngine::ViewGraph(bool trim) {
#ifndef NDEBUG
GraphPrintCheckerState = this;
GraphPrintSourceManager = &getContext().getSourceManager();
#ifndef NDEBUG
if (trim) {
llvm::SmallVector<NodeTy*, 10> Sources;
AddSources(Sources, null_derefs_begin(), null_derefs_end());
AddSources(Sources, undef_derefs_begin(), undef_derefs_end());
GRExprEngine::GraphTy* TrimmedG = G.Trim(&Sources[0],
&Sources[0]+Sources.size());
if (!TrimmedG)
llvm::cerr << "warning: Trimmed ExplodedGraph is empty.\n";
else {
llvm::ViewGraph(*TrimmedG->roots_begin(), "TrimmedGRExprEngine");
delete TrimmedG;
}
ViewGraph(&Sources[0], &Sources[0]+Sources.size());
}
else
else {
GraphPrintCheckerState = this;
GraphPrintSourceManager = &getContext().getSourceManager();
llvm::ViewGraph(*G.roots_begin(), "GRExprEngine");
GraphPrintCheckerState = NULL;
GraphPrintSourceManager = NULL;
}
#endif
}
void GRExprEngine::ViewGraph(NodeTy** Beg, NodeTy** End) {
#ifndef NDEBUG
GraphPrintCheckerState = this;
GraphPrintSourceManager = &getContext().getSourceManager();
GRExprEngine::GraphTy* TrimmedG = G.Trim(Beg, End);
if (!TrimmedG)
llvm::cerr << "warning: Trimmed ExplodedGraph is empty.\n";
else {
llvm::ViewGraph(*TrimmedG->roots_begin(), "TrimmedGRExprEngine");
delete TrimmedG;
}
GraphPrintCheckerState = NULL;
GraphPrintSourceManager = NULL;

2
clang/include/clang/Analysis/PathSensitive/GRExprEngine.h
View File

@ -153,6 +153,8 @@ public:
/// simulation.
void ViewGraph(bool trim = false);
void ViewGraph(NodeTy** Beg, NodeTy** End);
/// getInitialState - Return the initial state used for the root vertex
/// in the ExplodedGraph.
ValueState* getInitialState();