[llvm] r272210 - [RegBankSelect] Print out the actual mapping of the operands.

[Quentin Colombet via llvm-commits]

Author: qcolombet
Date: Wed Jun  8 16:55:30 2016
New Revision: 272210

URL: http://llvm.org/viewvc/llvm-project?rev=272210&view=rev
Log:
[RegBankSelect] Print out the actual mapping of the operands.

This improves the debuggability of the pass.

Modified:
    llvm/trunk/lib/CodeGen/GlobalISel/RegBankSelect.cpp

Modified: llvm/trunk/lib/CodeGen/GlobalISel/RegBankSelect.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/GlobalISel/RegBankSelect.cpp?rev=272210&r1=272209&r2=272210&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/GlobalISel/RegBankSelect.cpp (original)
+++ llvm/trunk/lib/CodeGen/GlobalISel/RegBankSelect.cpp Wed Jun  8 16:55:30 2016
@@ -502,6 +502,7 @@ void RegBankSelect::applyMapping(
     }
   }
   // Second, rewrite the instruction.
+  DEBUG(dbgs() << "Actual mapping of the operands: " << OpdMapper << '\n');
   RBI->applyMapping(OpdMapper);
 }