Changes in directory llvm/lib/Transforms/Scalar:
LoopUnswitch.cpp updated: 1.35 -> 1.36 --- Log message: add the actual cost to the debug info --- Diffs of the changes: (+4 -2) LoopUnswitch.cpp | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-) Index: llvm/lib/Transforms/Scalar/LoopUnswitch.cpp diff -u llvm/lib/Transforms/Scalar/LoopUnswitch.cpp:1.35 llvm/lib/Transforms/Scalar/LoopUnswitch.cpp:1.36 --- llvm/lib/Transforms/Scalar/LoopUnswitch.cpp:1.35 Wed Feb 22 17:55:00 2006 +++ llvm/lib/Transforms/Scalar/LoopUnswitch.cpp Fri Mar 24 01:14:00 2006 @@ -375,7 +375,8 @@ /// unswitch the loop, reprocess the pieces, then return true. bool LoopUnswitch::UnswitchIfProfitable(Value *LoopCond, Constant *Val,Loop *L){ // Check to see if it would be profitable to unswitch this loop. - if (getLoopUnswitchCost(L, LoopCond) > Threshold) { + unsigned Cost = getLoopUnswitchCost(L, LoopCond); + if (Cost > Threshold) { // FIXME: this should estimate growth by the amount of code shared by the // resultant unswitched loops. // @@ -390,7 +391,8 @@ // these values. if (LoopValuesUsedOutsideLoop(L)) { DEBUG(std::cerr << "NOT unswitching loop %" << L->getHeader()->getName() - << ", a loop value is used outside loop!\n"); + << ", a loop value is used outside loop! Cost: " + << Cost << "\n"); return false; } _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits