X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FTargetRegisterInfo.cpp;h=4811ba5cc488529fc1f8b8a160e9e14583081a65;hb=5e06903e66a1f89b29a7cdf89421e3d8d12f6a77;hp=3beddf5fc776d43db0d8a14bca8b28f79bf97881;hpb=82f58740c76b42af8370247b23677a0318f6dde8;p=oota-llvm.git

diff --git a/lib/Target/TargetRegisterInfo.cpp b/lib/Target/TargetRegisterInfo.cpp
index 3beddf5fc77..4811ba5cc48 100644
--- a/lib/Target/TargetRegisterInfo.cpp
+++ b/lib/Target/TargetRegisterInfo.cpp
@@ -13,10 +13,10 @@
 
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetRegisterInfo.h"
-#include "llvm/Target/TargetFrameInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/ADT/BitVector.h"
+#include "llvm/Support/raw_ostream.h"
 
 using namespace llvm;
 
@@ -30,7 +30,7 @@ TargetRegisterInfo::TargetRegisterInfo(const TargetRegisterDesc *D, unsigned NR,
     AliasesHash(aliases), AliasesHashSize(aliasessize),
     Desc(D), SubRegIndexNames(subregindexnames), NumRegs(NR),
     RegClassBegin(RCB), RegClassEnd(RCE) {
-  assert(NumRegs < FirstVirtualRegister &&
+  assert(isPhysicalRegister(NumRegs) &&
          "Target has too many physical registers!");
 
   CallFrameSetupOpcode   = CFSO;
@@ -39,6 +39,25 @@ TargetRegisterInfo::TargetRegisterInfo(const TargetRegisterDesc *D, unsigned NR,
 
 TargetRegisterInfo::~TargetRegisterInfo() {}
 
+void PrintReg::print(raw_ostream &OS) const {
+  if (!Reg)
+    OS << "%noreg";
+  else if (TargetRegisterInfo::isStackSlot(Reg))
+    OS << "SS#" << TargetRegisterInfo::stackSlot2Index(Reg);
+  else if (TargetRegisterInfo::isVirtualRegister(Reg))
+    OS << "%vreg" << TargetRegisterInfo::virtReg2Index(Reg);
+  else if (TRI && Reg < TRI->getNumRegs())
+    OS << '%' << TRI->getName(Reg);
+  else
+    OS << "%physreg" << Reg;
+  if (SubIdx) {
+    if (TRI)
+      OS << ':' << TRI->getSubRegIndexName(SubIdx);
+    else
+      OS << ":sub(" << SubIdx << ')';
+  }
+}
+
 /// getMinimalPhysRegClass - Returns the Register Class of a physical
 /// register of the given type, picking the most sub register class of
 /// the right type that contains this physreg.