Print physreg register nodes with target names (e.g. F1) instead of numbers
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22934 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
index 2a51d20..060102c 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
@@ -13,6 +13,8 @@
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/Target/MRegisterInfo.h"
+#include "llvm/Target/TargetMachine.h"
#include "llvm/Function.h"
#include "llvm/Support/GraphWriter.h"
#include "llvm/ADT/StringExtras.h"
@@ -73,7 +75,11 @@
Op += LBB->getName();
//Op += " " + (const void*)BBDN->getBasicBlock();
} else if (const RegisterSDNode *R = dyn_cast<RegisterSDNode>(Node)) {
- Op += " #" + utostr(R->getReg());
+ if (G && MRegisterInfo::isPhysicalRegister(R->getReg())) {
+ Op = Op + " " + G->getTarget().getRegisterInfo()->getName(R->getReg());
+ } else {
+ Op += " #" + utostr(R->getReg());
+ }
} else if (const ExternalSymbolSDNode *ES =
dyn_cast<ExternalSymbolSDNode>(Node)) {
Op += "'" + std::string(ES->getSymbol()) + "'";