[llvm-commits] [llvm] r169359 - in /llvm/trunk: include/llvm/CodeGen/RegisterPressure.h lib/CodeGen/RegisterPressure.cpp

[Andrew Trick]

Author: atrick
Date: Wed Dec  5 00:47:08 2012
New Revision: 169359

URL: http://llvm.org/viewvc/llvm-project?rev=169359&view=rev
Log:
Added RegisterPressureTracker::dump() for debugging.

Modified:
    llvm/trunk/include/llvm/CodeGen/RegisterPressure.h
    llvm/trunk/lib/CodeGen/RegisterPressure.cpp

Modified: llvm/trunk/include/llvm/CodeGen/RegisterPressure.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/RegisterPressure.h?rev=169359&r1=169358&r2=169359&view=diff
==============================================================================
--- llvm/trunk/include/llvm/CodeGen/RegisterPressure.h (original)
+++ llvm/trunk/include/llvm/CodeGen/RegisterPressure.h Wed Dec  5 00:47:08 2012
@@ -273,6 +273,8 @@
     return getDownwardPressure(MI, PressureResult, MaxPressureResult);
   }
 
+  void dump(const TargetRegisterInfo *TRI) const;
+
 protected:
   void increasePhysRegPressure(ArrayRef<unsigned> Regs);
   void decreasePhysRegPressure(ArrayRef<unsigned> Regs);

Modified: llvm/trunk/lib/CodeGen/RegisterPressure.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/RegisterPressure.cpp?rev=169359&r1=169358&r2=169359&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/RegisterPressure.cpp (original)
+++ llvm/trunk/lib/CodeGen/RegisterPressure.cpp Wed Dec  5 00:47:08 2012
@@ -64,7 +64,17 @@
 }
 
 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
+static void dumpSetPressure(const std::vector<unsigned> &SetPressure,
+                            const TargetRegisterInfo *TRI) {
+  for (unsigned i = 0, e = SetPressure.size(); i < e; ++i) {
+    if (SetPressure[i] != 0)
+      dbgs() << TRI->getRegPressureSetName(i) << "=" << SetPressure[i] << '\n';
+  }
+}
+
 void RegisterPressure::dump(const TargetRegisterInfo *TRI) const {
+  dbgs() << "Max Pressure: ";
+  dumpSetPressure(MaxSetPressure, TRI);
   dbgs() << "Live In: ";
   for (unsigned i = 0, e = LiveInRegs.size(); i < e; ++i)
     dbgs() << PrintReg(LiveInRegs[i], TRI) << " ";
@@ -73,11 +83,12 @@
   for (unsigned i = 0, e = LiveOutRegs.size(); i < e; ++i)
     dbgs() << PrintReg(LiveOutRegs[i], TRI) << " ";
   dbgs() << '\n';
-  for (unsigned i = 0, e = MaxSetPressure.size(); i < e; ++i) {
-    if (MaxSetPressure[i] != 0)
-      dbgs() << TRI->getRegPressureSetName(i) << "=" << MaxSetPressure[i]
-             << '\n';
-  }
+}
+
+void RegPressureTracker::dump(const TargetRegisterInfo *TRI) const {
+  dbgs() << "Curr Pressure: ";
+  dumpSetPressure(CurrSetPressure, TRI);
+  P.dump(TRI);
 }
 #endif