[llvm-commits] [llvm] r154477 - /llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp

[Andrew Trick]

Author: atrick
Date: Tue Apr 10 23:31:33 2012
New Revision: 154477

URL: http://llvm.org/viewvc/llvm-project?rev=154477&view=rev
Log:
Tablegen'd regpressure: emit the weighted pressure limit.

Modified:
    llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp

Modified: llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp?rev=154477&r1=154476&r2=154477&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp Tue Apr 10 23:31:33 2012
@@ -152,7 +152,13 @@
      << "getRegPressureSetLimit(unsigned Idx) const {\n"
      << "  static const unsigned PressureLimitTable[] = {\n";
   for (unsigned i = 0; i < NumSets; ++i ) {
-    OS << "    " << RegBank.getRegPressureSet(i).Units.size()
+    const RegUnitSet &RegUnits = RegBank.getRegPressureSet(i);
+    unsigned Weight = 0;
+    for (RegUnitSet::iterator
+           I = RegUnits.Units.begin(), E = RegUnits.Units.end(); I != E; ++I) {
+      Weight += RegBank.getRegUnitWeight(*I);
+    }
+    OS << "    " << Weight
        << ",  \t// " << i << ": " << RegBank.getRegPressureSet(i).Name << "\n";
   }
   OS << "    0 };\n"