29 cl::desc(
"Show only simple regions in the graphviz viewer"),
37 if (!Node->isSubRegion()) {
46 return "Not implemented";
59 Node,
reinterpret_cast<RegionNode *
>(
G->getTopLevelRegion()));
74 Region *R =
G->getRegionFor(destBB);
76 while (R && R->getParent())
77 if (R->getParent()->getEntry() == destBB)
82 if (R && R->getEntry() == destBB && R->contains(srcBB))
83 return "constraint=false";
93 O.indent(2 * depth) <<
"subgraph cluster_" <<
static_cast<const void*
>(&R)
95 O.indent(2 * (depth + 1)) <<
"label = \"\";\n";
98 O.indent(2 * (depth + 1)) <<
"style = filled;\n";
99 O.indent(2 * (depth + 1)) <<
"color = "
100 << ((R.getDepth() * 2 % 12) + 1) <<
"\n";
103 O.indent(2 * (depth + 1)) <<
"style = solid;\n";
104 O.indent(2 * (depth + 1)) <<
"color = "
105 << ((R.getDepth() * 2 % 12) + 2) <<
"\n";
108 for (
const auto &RI : R)
109 printRegionCluster(*RI, GW, depth + 1);
113 for (
auto *BB : R.blocks())
115 O.indent(2 * (depth + 1)) <<
"Node"
119 O.indent(2 * depth) <<
"}\n";
125 O <<
"\tcolorscheme = \"paired12\"\n";
126 printRegionCluster(*
G->getTopLevelRegion(), GW, 4);
133struct RegionInfoPassGraphTraits {
141 RegionInfoPass, false, RegionInfo *, RegionInfoPassGraphTraits> {
145 RegionInfoPassGraphTraits>(
"reg",
ID) {
149char RegionPrinter::ID = 0;
151struct RegionOnlyPrinter
153 RegionInfoPass, true, RegionInfo *, RegionInfoPassGraphTraits> {
157 RegionInfoPassGraphTraits>(
"reg",
ID) {
161char RegionOnlyPrinter::ID = 0;
165 RegionInfoPass, false, RegionInfo *, RegionInfoPassGraphTraits> {
169 RegionInfoPassGraphTraits>(
"reg",
ID) {
173char RegionViewer::ID = 0;
175struct RegionOnlyViewer
177 RegionInfoPassGraphTraits> {
181 RegionInfoPassGraphTraits>(
"regonly",
186char RegionOnlyViewer::ID = 0;
191 "Print regions of function to 'dot' file",
true,
true)
208 return new RegionOnlyPrinter();
212 return new RegionViewer();
216 return new RegionOnlyViewer();
221 assert(RI &&
"Argument must be non-null");
227 Twine(GraphName) +
" for '" +
F->getName() +
"' function");
231 assert(
F &&
"Argument must be non-null");
232 assert(!
F->isDeclaration() &&
"Function must have an implementation");
236 auto NonConstF =
const_cast<Function *
>(
F);
Performs the initial survey of the specified function
This file builds on the ADT/GraphTraits.h file to build generic depth first graph iterator.
#define INITIALIZE_PASS(passName, arg, name, cfg, analysis)
static void viewRegionInfo(RegionInfo *RI, bool ShortNames)
dot regions Print regions of function to dot file(with no function bodies)"
static cl::opt< bool > onlySimpleRegions("only-simple-regions", cl::desc("Show only simple regions in the graphviz viewer"), cl::Hidden, cl::init(false))
onlySimpleRegion - Show only the simple regions in the RegionViewer.
static void invokeFunctionPass(const Function *F, FunctionPass *ViewerPass)
dot regions Print regions of function to dot true
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
static bool isSimple(Instruction *I)
LLVM Basic Block Representation.
FunctionPass class - This class is used to implement most global optimizations.
raw_ostream & getOStream()
getOStream - Get the raw output stream into the graph file.
static PassRegistry * getPassRegistry()
getPassRegistry - Access the global registry object, which is automatically initialized at applicatio...
RegionT * getTopLevelRegion() const
RegionT * getRegionFor(BlockT *BB) const
Get the smallest region that contains a BasicBlock.
RegionInfo & getRegionInfo()
bool isSubRegion() const
Is this RegionNode a subregion?
T * getNodeAs() const
Get the content of this RegionNode.
Twine - A lightweight data structure for efficiently representing the concatenation of temporary valu...
FunctionPassManager manages FunctionPasses.
bool run(Function &F)
run - Execute all of the passes scheduled for execution.
void add(Pass *P) override
Add a pass to the queue of passes to run.
bool doInitialization()
doInitialization - Run all of the initializers for the function passes.
bool doFinalization()
doFinalization - Run all of the finalizers for the function passes.
This class implements an extremely fast bulk output stream that can only output to a stream.
unsigned ID
LLVM IR allows to use arbitrary numbers as calling convention identifiers.
initializer< Ty > init(const Ty &Val)
This is an optimization pass for GlobalISel generic memory operations.
void initializeRegionViewerPass(PassRegistry &)
FunctionPass * createRegionOnlyViewerPass()
FunctionPass * createRegionPrinterPass()
void initializeRegionOnlyPrinterPass(PassRegistry &)
void initializeRegionOnlyViewerPass(PassRegistry &)
FunctionPass * createRegionOnlyPrinterPass()
void ViewGraph(const GraphType &G, const Twine &Name, bool ShortNames=false, const Twine &Title="", GraphProgram::Name Program=GraphProgram::DOT)
ViewGraph - Emit a dot graph, run 'dot', run gv on the postscript file, then cleanup.
FunctionPass * createRegionViewerPass()
void viewRegion(llvm::RegionInfo *RI)
Open a viewer to display the GraphViz vizualization of the analysis result.
void initializeRegionPrinterPass(PassRegistry &)
void viewRegionOnly(llvm::RegionInfo *RI)
Open a viewer to display the GraphViz vizualization of the analysis result.
static void addCustomGraphFeatures(const RegionInfo *G, GraphWriter< RegionInfo * > &GW)
std::string getNodeLabel(RegionNode *Node, RegionInfo *G)
DOTGraphTraits(bool isSimple=false)
std::string getEdgeAttributes(RegionNode *srcNode, GraphTraits< RegionInfo * >::ChildIteratorType CI, RegionInfo *G)
static void printRegionCluster(const Region &R, GraphWriter< RegionInfo * > &GW, unsigned depth=0)
static std::string getGraphName(const RegionInfo *)
DOTGraphTraits - Template class that can be specialized to customize how graphs are converted to 'dot...
std::string getNodeLabel(const void *, const GraphType &)
getNodeLabel - Given a node and a pointer to the top level graph, return the label to print in the no...