cxxrtl: add -O6, a shortcut for running `proc; flatten`.
authorwhitequark <whitequark@whitequark.org>
Tue, 21 Apr 2020 15:33:12 +0000 (15:33 +0000)
committerwhitequark <whitequark@whitequark.org>
Tue, 21 Apr 2020 15:33:12 +0000 (15:33 +0000)
commit7f5313e6c3c932a82a0fac7719d7c7100342ec77
treebf8c866e1068788b460aa5b360b407966dfdb97e
parent06985c3afdba579d0bba266bb6daba0101358ad5
cxxrtl: add -O6, a shortcut for running `proc; flatten`.

People judge a compiler backend by the first impression, and
the metric they judge it for is speed. -O6 does severely impact
debuggability, but it provides equally massive gains in performance,
so use it by default.
backends/cxxrtl/cxxrtl.cc