[llvm-commits] [llvm] r158339 - /llvm/trunk/lib/CodeGen/RegisterPressure.cpp

[Andrew Trick]

Author: atrick
Date: Mon Jun 11 18:42:20 2012
New Revision: 158339

URL: http://llvm.org/viewvc/llvm-project?rev=158339&view=rev
Log:
misched: regpressure getMaxPressureDelta, revert accidental checkin.

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

Modified: llvm/trunk/lib/CodeGen/RegisterPressure.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/RegisterPressure.cpp?rev=158339&r1=158338&r2=158339&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/RegisterPressure.cpp (original)
+++ llvm/trunk/lib/CodeGen/RegisterPressure.cpp Mon Jun 11 18:42:20 2012
@@ -680,19 +680,13 @@
   // Generate liveness for uses.
   for (unsigned i = 0, e = PhysRegOpers.Uses.size(); i < e; ++i) {
     unsigned Reg = PhysRegOpers.Uses[i];
-    if (!hasRegAlias(Reg, LivePhysRegs, TRI)
-        && (findRegAlias(Reg, PhysRegOpers.Defs, TRI)
-            == PhysRegOpers.Defs.end())) {
+    if (!hasRegAlias(Reg, LivePhysRegs, TRI))
       increasePhysRegPressure(Reg);
-    }
   }
   for (unsigned i = 0, e = VirtRegOpers.Uses.size(); i < e; ++i) {
     unsigned Reg = VirtRegOpers.Uses[i];
-    if (!LiveVirtRegs.count(Reg)
-        && (std::find(VirtRegOpers.Defs.begin(), VirtRegOpers.Defs.end(), Reg)
-            != VirtRegOpers.Defs.end())) {
+    if (!LiveVirtRegs.count(Reg))
       increaseVirtRegPressure(Reg);
-    }
   }
 }