[PATCH] D25962: [EarlyCSE] Enable MemorySSA for middle-end run of EarlyCSE.

[Geoff Berry via llvm-commits]

gberry added a comment.

Compile-time increases from llvm-test-suite O3 -mcpu=kryo:
llvm-test-suite/MultiSource/Benchmarks/tramp3d-v4/tramp3d-v4:normal +1.078% 
llvm-test-suite/SingleSource/Benchmarks/Misc-C++-EH/spirit:normal +1.333%
llvm-test-suite/MultiSource/Applications/kimwitu++/kc:normal +1.493% 
llvm-test-suite/MultiSource/Applications/sqlite3/sqlite3:normal +1.650%

No compile-time increases at https://reviews.llvm.org/owners/package/2/

Notable performance improvements:
llvm-test-suite/fftbench +16%
spec2000/bzip2 +10%


https://reviews.llvm.org/D25962