factor/basis/compiler/cfg/optimizer/optimizer.factor

47 lines
1.2 KiB
Factor

! Copyright (C) 2008, 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel sequences accessors combinators namespaces
compiler.cfg.tco
compiler.cfg.predecessors
compiler.cfg.useless-conditionals
compiler.cfg.stack-analysis
compiler.cfg.branch-splitting
compiler.cfg.alias-analysis
compiler.cfg.value-numbering
compiler.cfg.dce
compiler.cfg.branch-folding
compiler.cfg.write-barrier
compiler.cfg.liveness
compiler.cfg.rpo
compiler.cfg.phi-elimination
compiler.cfg.checker ;
IN: compiler.cfg.optimizer
SYMBOL: check-optimizer?
: ?check ( cfg -- cfg' )
check-optimizer? get [
dup check-cfg
] when ;
: optimize-cfg ( cfg -- cfg' )
! Note that compute-predecessors has to be called several times.
! The passes that need this document it.
[
optimize-tail-calls
compute-predecessors
delete-useless-conditionals
split-branches
compute-predecessors
stack-analysis
compute-liveness
alias-analysis
value-numbering
! fold-branches
! compute-predecessors
eliminate-dead-code
eliminate-write-barriers
eliminate-phis
?check
] with-scope ;