raw_ostream: << operator for callables with raw_stream argument
This allows easier construction of print helpers. Example:
Printable PrintLaneMask(unsigned LaneMask) {
return Printable([LaneMask](raw_ostream &OS) {
OS << format("%08X", LaneMask);
});
}
// Usage:
OS << PrintLaneMask(Mask);
Differential Revision: http://reviews.llvm.org/D14348
llvm-svn: 254655
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
index d362f98..8c3a0f2 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
@@ -369,25 +369,14 @@
}
}
-namespace {
-class PrintNodeId {
- const SDNode &Node;
-public:
- explicit PrintNodeId(const SDNode &Node)
- : Node(Node) {}
- void print(raw_ostream &OS) const {
+static Printable PrintNodeId(const SDNode &Node) {
+ return [&Node](raw_ostream &OS) {
#ifndef NDEBUG
OS << 't' << Node.PersistentId;
#else
OS << (const void*)&Node;
#endif
- }
-};
-
-static inline raw_ostream &operator<<(raw_ostream &OS, const PrintNodeId &P) {
- P.print(OS);
- return OS;
-}
+ };
}
void SDNode::dump() const { dump(nullptr); }