[llvm] r356348 - RegAllocFast: Add hint to debug printing

[Matt Arsenault via llvm-commits]

Author: arsenm
Date: Sun Mar 17 14:31:40 2019
New Revision: 356348

URL: http://llvm.org/viewvc/llvm-project?rev=356348&view=rev
Log:
RegAllocFast: Add hint to debug printing

Modified:
    llvm/trunk/lib/CodeGen/RegAllocFast.cpp

Modified: llvm/trunk/lib/CodeGen/RegAllocFast.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/RegAllocFast.cpp?rev=356348&r1=356347&r2=356348&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/RegAllocFast.cpp (original)
+++ llvm/trunk/lib/CodeGen/RegAllocFast.cpp Sun Mar 17 14:31:40 2019
@@ -566,7 +566,8 @@ void RegAllocFast::allocVirtReg(MachineI
 
   const TargetRegisterClass &RC = *MRI->getRegClass(VirtReg);
   LLVM_DEBUG(dbgs() << "Search register for " << printReg(VirtReg)
-                    << " in class " << TRI->getRegClassName(&RC) << '\n');
+                    << " in class " << TRI->getRegClassName(&RC)
+                    << " with hint " << printReg(Hint, TRI) << '\n');
 
   // Take hint when possible.
   if (TargetRegisterInfo::isPhysicalRegister(Hint) &&