// Print out the region tree of a function using dotty/graphviz.
//===----------------------------------------------------------------------===//
+#include "llvm/Analysis/Passes.h"
+#include "llvm/ADT/DepthFirstIterator.h"
+#include "llvm/ADT/PostOrderIterator.h"
+#include "llvm/ADT/Statistic.h"
+#include "llvm/Analysis/DOTGraphTraitsPass.h"
#include "llvm/Analysis/RegionInfo.h"
#include "llvm/Analysis/RegionIterator.h"
#include "llvm/Analysis/RegionPrinter.h"
-#include "llvm/Analysis/Passes.h"
-#include "llvm/Analysis/DOTGraphTraitsPass.h"
-#include "llvm/ADT/Statistic.h"
-#include "llvm/ADT/PostOrderIterator.h"
-#include "llvm/ADT/DepthFirstIterator.h"
-#include "llvm/Support/Debug.h"
#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
// Print the cluster of the subregions. This groups the single basic blocks
// and adds a different background color for each group.
- static void printRegionCluster(const Region *R, GraphWriter<RegionInfo*> &GW,
+ static void printRegionCluster(const Region &R, GraphWriter<RegionInfo*> &GW,
unsigned depth = 0) {
raw_ostream &O = GW.getOStream();
- O.indent(2 * depth) << "subgraph cluster_" << static_cast<const void*>(R)
+ O.indent(2 * depth) << "subgraph cluster_" << static_cast<const void*>(&R)
<< " {\n";
O.indent(2 * (depth + 1)) << "label = \"\";\n";
- if (!onlySimpleRegions || R->isSimple()) {
+ if (!onlySimpleRegions || R.isSimple()) {
O.indent(2 * (depth + 1)) << "style = filled;\n";
O.indent(2 * (depth + 1)) << "color = "
- << ((R->getDepth() * 2 % 12) + 1) << "\n";
+ << ((R.getDepth() * 2 % 12) + 1) << "\n";
} else {
O.indent(2 * (depth + 1)) << "style = solid;\n";
O.indent(2 * (depth + 1)) << "color = "
- << ((R->getDepth() * 2 % 12) + 2) << "\n";
+ << ((R.getDepth() * 2 % 12) + 2) << "\n";
}
- for (Region::const_iterator RI = R->begin(), RE = R->end(); RI != RE; ++RI)
- printRegionCluster(*RI, GW, depth + 1);
+ for (Region::const_iterator RI = R.begin(), RE = R.end(); RI != RE; ++RI)
+ printRegionCluster(**RI, GW, depth + 1);
- RegionInfo *RI = R->getRegionInfo();
+ RegionInfo *RI = R.getRegionInfo();
- for (Region::const_block_iterator BI = R->block_begin(),
- BE = R->block_end(); BI != BE; ++BI) {
- BasicBlock *BB = (*BI)->getNodeAs<BasicBlock>();
- if (RI->getRegionFor(BB) == R)
+ for (const auto &BB : R.blocks())
+ if (RI->getRegionFor(BB) == &R)
O.indent(2 * (depth + 1)) << "Node"
<< static_cast<const void*>(RI->getTopLevelRegion()->getBBNode(BB))
<< ";\n";
- }
O.indent(2 * depth) << "}\n";
}
GraphWriter<RegionInfo*> &GW) {
raw_ostream &O = GW.getOStream();
O << "\tcolorscheme = \"paired12\"\n";
- printRegionCluster(RI->getTopLevelRegion(), GW, 4);
+ printRegionCluster(*RI->getTopLevelRegion(), GW, 4);
}
};
} //end namespace llvm