factor/basis/compiler/cfg/debugger/debugger.factor

86 lines
2.3 KiB
Factor

! Copyright (C) 2008, 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel words sequences quotations namespaces io vectors
arrays hashtables classes.tuple accessors prettyprint
prettyprint.config assocs prettyprint.backend prettyprint.custom
prettyprint.sections parser compiler.tree.builder
compiler.tree.optimizer cpu.architecture compiler.cfg.builder
compiler.cfg.linearization compiler.cfg.registers
compiler.cfg.stack-frame compiler.cfg.linear-scan
compiler.cfg.optimizer compiler.cfg.instructions
compiler.cfg.utilities compiler.cfg.def-use compiler.cfg.rpo
compiler.cfg.mr compiler.cfg.representations.preferred
compiler.cfg ;
IN: compiler.cfg.debugger
GENERIC: test-cfg ( quot -- cfgs )
M: callable test-cfg
0 vreg-counter set-global
build-tree optimize-tree gensym build-cfg ;
M: word test-cfg
0 vreg-counter set-global
[ build-tree optimize-tree ] keep build-cfg ;
: test-mr ( quot -- mrs )
test-cfg [
[
optimize-cfg
build-mr
] with-cfg
] map ;
: insn. ( insn -- )
tuple>array but-last [ pprint bl ] each nl ;
: mr. ( mrs -- )
[
"=== word: " write
dup word>> pprint
", label: " write
dup label>> pprint nl nl
instructions>> [ insn. ] each
nl
] each ;
: test-mr. ( quot -- )
test-mr mr. ; inline
! Prettyprinting
: pprint-loc ( loc word -- ) <block pprint-word n>> pprint* block> ;
M: ds-loc pprint* \ D pprint-loc ;
M: rs-loc pprint* \ R pprint-loc ;
: resolve-phis ( bb -- )
[
[ [ [ get ] dip ] assoc-map ] change-inputs drop
] each-phi ;
: test-bb ( insns n -- )
[ <basic-block> swap >>number swap >>instructions dup ] keep set
resolve-phis ;
: edge ( from to -- )
[ get ] bi@ 1vector >>successors drop ;
: edges ( from tos -- )
[ get ] [ [ get ] V{ } map-as ] bi* >>successors drop ;
: test-diamond ( -- )
0 1 edge
1 { 2 3 } edges
2 4 edge
3 4 edge ;
: fake-representations ( cfg -- )
post-order [
instructions>> [
[ [ temp-vregs ] [ temp-vreg-reps ] bi zip ]
[ [ defs-vreg ] [ defs-vreg-rep ] bi 2dup and [ 2array ] [ 2drop f ] if ]
bi [ suffix ] when*
] map concat
] map concat >hashtable representations set ;