[Polly][OpTree] Better report applied changes.
authorMichael Kruse <llvm-project@meinersbur.de>
Wed, 11 Nov 2020 22:00:42 +0000 (16:00 -0600)
committerMichael Kruse <llvm-project@meinersbur.de>
Wed, 11 Nov 2020 22:21:48 +0000 (16:21 -0600)
commitc1cf51e77701719f3439eed148dfaf44e726c586
treed9aaf17bfc4dd04f9d4febc86ac2768343d06a09
parent4c55c3b66dea3a1d6058392e1e96e166d318a2ff
[Polly][OpTree] Better report applied changes.

Print to dbgs() any taken action.

Also, read-only scalars do not require any action unless
-polly-analyze-read-only-scalars=true is used. Better refect this by
using ForwardingAction::triviallyForwardable and thus not bumping the
statistics.
polly/lib/Transform/ForwardOpTree.cpp
polly/test/ForwardOpTree/forward_readonly.ll