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compiler.cfg.linear-scan: clean up spill slot assignment

db4
Slava Pestov 2010-04-30 18:19:56 -04:00
parent 65f86bfce7
commit ffd1844d52
2 changed files with 4 additions and 6 deletions
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8
basis/compiler/cfg/linear-scan/allocation/state/state.factor
View File

@ -118,7 +118,7 @@ SYMBOL: unhandled-intervals
[ reg-classes ] dip { } map>assoc ; inline
: next-spill-slot ( rep -- n )
rep-size cfg get
cfg get
[ swap [ align dup ] [ + ] bi ] change-spill-area-size drop
<spill-slot> ;
@ -129,12 +129,10 @@ SYMBOL: unhandled-sync-points
SYMBOL: spill-slots
: assign-spill-slot ( coalesced-vreg rep -- spill-slot )
dup tagged-rep? [ drop int-rep ] when
spill-slots get [ nip next-spill-slot ] 2cache ;
rep-size spill-slots get [ nip next-spill-slot ] 2cache ;
: lookup-spill-slot ( coalesced-vreg rep -- spill-slot )
dup tagged-rep? [ drop int-rep ] when
2array spill-slots get ?at [ ] [ bad-vreg ] if ;
rep-size 2array spill-slots get ?at [ ] [ bad-vreg ] if ;
: init-allocator ( registers -- )
registers set

2
basis/compiler/cfg/linear-scan/resolve/resolve.factor
View File

@ -36,7 +36,7 @@ M: location hashcode*
SYMBOL: spill-temps
: spill-temp ( rep -- n )
spill-temps get [ next-spill-slot ] cache ;
rep-size spill-temps get [ next-spill-slot ] cache ;
: add-mapping ( from to rep -- )
'[ _ <location> ] bi@ 2array , ;