factor/basis/compiler/cfg/intrinsics/simd/backend/backend.factor

163 lines
7.6 KiB
Factor

! (c)2009 Joe Groff bsd license
USING: accessors arrays classes combinators
compiler.cfg.instructions compiler.cfg.registers
compiler.cfg.stacks compiler.cfg.stacks.local
compiler.tree.propagation.info cpu.architecture fry
generalizations kernel locals macros make math quotations
sequences sequences.generalizations ;
IN: compiler.cfg.intrinsics.simd.backend
! Selection of implementation based on available CPU instructions
GENERIC: insn-available? ( ## -- reps )
M: object insn-available? drop t ;
M: ##zero-vector insn-available? rep>> %zero-vector-reps member? ;
M: ##fill-vector insn-available? rep>> %fill-vector-reps member? ;
M: ##gather-vector-2 insn-available? rep>> %gather-vector-2-reps member? ;
M: ##gather-vector-4 insn-available? rep>> %gather-vector-4-reps member? ;
M: ##gather-int-vector-2 insn-available? rep>> %gather-int-vector-2-reps member? ;
M: ##gather-int-vector-4 insn-available? rep>> %gather-int-vector-4-reps member? ;
M: ##select-vector insn-available? rep>> %select-vector-reps member? ;
M: ##store-memory-imm insn-available? rep>> %alien-vector-reps member? ;
M: ##shuffle-vector insn-available? rep>> %shuffle-vector-reps member? ;
M: ##shuffle-vector-imm insn-available? rep>> %shuffle-vector-imm-reps member? ;
M: ##shuffle-vector-halves-imm insn-available? rep>> %shuffle-vector-halves-imm-reps member? ;
M: ##merge-vector-head insn-available? rep>> %merge-vector-reps member? ;
M: ##merge-vector-tail insn-available? rep>> %merge-vector-reps member? ;
M: ##float-pack-vector insn-available? rep>> %float-pack-vector-reps member? ;
M: ##signed-pack-vector insn-available? rep>> %signed-pack-vector-reps member? ;
M: ##unsigned-pack-vector insn-available? rep>> %unsigned-pack-vector-reps member? ;
M: ##unpack-vector-head insn-available? rep>> %unpack-vector-head-reps member? ;
M: ##unpack-vector-tail insn-available? rep>> %unpack-vector-tail-reps member? ;
M: ##tail>head-vector insn-available? rep>> %unpack-vector-head-reps member? ;
M: ##integer>float-vector insn-available? rep>> %integer>float-vector-reps member? ;
M: ##float>integer-vector insn-available? rep>> %float>integer-vector-reps member? ;
M: ##compare-vector insn-available? [ rep>> ] [ cc>> ] bi %compare-vector-reps member? ;
M: ##move-vector-mask insn-available? rep>> %move-vector-mask-reps member? ;
M: ##test-vector insn-available? rep>> %test-vector-reps member? ;
M: ##add-vector insn-available? rep>> %add-vector-reps member? ;
M: ##saturated-add-vector insn-available? rep>> %saturated-add-vector-reps member? ;
M: ##add-sub-vector insn-available? rep>> %add-sub-vector-reps member? ;
M: ##sub-vector insn-available? rep>> %sub-vector-reps member? ;
M: ##saturated-sub-vector insn-available? rep>> %saturated-sub-vector-reps member? ;
M: ##mul-vector insn-available? rep>> %mul-vector-reps member? ;
M: ##mul-high-vector insn-available? rep>> %mul-high-vector-reps member? ;
M: ##mul-horizontal-add-vector insn-available? rep>> %mul-horizontal-add-vector-reps member? ;
M: ##saturated-mul-vector insn-available? rep>> %saturated-mul-vector-reps member? ;
M: ##div-vector insn-available? rep>> %div-vector-reps member? ;
M: ##min-vector insn-available? rep>> %min-vector-reps member? ;
M: ##max-vector insn-available? rep>> %max-vector-reps member? ;
M: ##avg-vector insn-available? rep>> %avg-vector-reps member? ;
M: ##dot-vector insn-available? rep>> %dot-vector-reps member? ;
M: ##sad-vector insn-available? rep>> %sad-vector-reps member? ;
M: ##sqrt-vector insn-available? rep>> %sqrt-vector-reps member? ;
M: ##horizontal-add-vector insn-available? rep>> %horizontal-add-vector-reps member? ;
M: ##horizontal-sub-vector insn-available? rep>> %horizontal-sub-vector-reps member? ;
M: ##abs-vector insn-available? rep>> %abs-vector-reps member? ;
M: ##and-vector insn-available? rep>> %and-vector-reps member? ;
M: ##andn-vector insn-available? rep>> %andn-vector-reps member? ;
M: ##or-vector insn-available? rep>> %or-vector-reps member? ;
M: ##xor-vector insn-available? rep>> %xor-vector-reps member? ;
M: ##not-vector insn-available? rep>> %not-vector-reps member? ;
M: ##shl-vector insn-available? rep>> %shl-vector-reps member? ;
M: ##shr-vector insn-available? rep>> %shr-vector-reps member? ;
M: ##shl-vector-imm insn-available? rep>> %shl-vector-imm-reps member? ;
M: ##shr-vector-imm insn-available? rep>> %shr-vector-imm-reps member? ;
M: ##horizontal-shl-vector-imm insn-available? rep>> %horizontal-shl-vector-imm-reps member? ;
M: ##horizontal-shr-vector-imm insn-available? rep>> %horizontal-shr-vector-imm-reps member? ;
: [vector-op-checked] ( #dup quot -- quot )
'[ _ ndup [ @ ] { } make dup [ insn-available? ] all? ] ;
GENERIC#: >vector-op-cond 2 ( quot #pick #dup -- quotpair )
M:: callable >vector-op-cond ( quot #pick #dup -- quotpair )
#dup quot [vector-op-checked] '[ 2drop @ ]
#dup '[ % _ nnip ]
2array ;
M:: pair >vector-op-cond ( pair #pick #dup -- quotpair )
pair first2 :> ( class quot )
#pick class #dup quot [vector-op-checked]
'[ 2drop _ npick _ instance? _ [ f f f ] if ]
#dup '[ % _ nnip ]
2array ;
MACRO: v-vector-op ( trials -- quot )
[ 1 2 >vector-op-cond ] map '[ f f _ cond ] ;
MACRO: vl-vector-op ( trials -- quot )
[ 1 3 >vector-op-cond ] map '[ f f _ cond ] ;
MACRO: vvl-vector-op ( trials -- quot )
[ 1 4 >vector-op-cond ] map '[ f f _ cond ] ;
MACRO: vv-vector-op ( trials -- quot )
[ 1 3 >vector-op-cond ] map '[ f f _ cond ] ;
MACRO: vv-cc-vector-op ( trials -- quot )
[ 2 4 >vector-op-cond ] map '[ f f _ cond ] ;
MACRO: vvvv-vector-op ( trials -- quot )
[ 1 5 >vector-op-cond ] map '[ f f _ cond ] ;
! Intrinsic code emission
MACRO: check-elements ( quots -- quot )
[ length '[ _ firstn ] ]
[ '[ _ spread ] ]
[ length 1 - \ and <repetition> [ ] like ]
tri 3append ;
ERROR: bad-simd-intrinsic node ;
MACRO: if-literals-match ( quots -- quot )
[ length ] [ ] [ length ] tri
! n quots n
'[
! node quot
[
dup node-input-infos
_ tail-slice* [ literal>> ] map
dup _ check-elements
] dip
swap [
! node literals quot
[ _ firstn ] dip call
drop
] [ 2drop bad-simd-intrinsic ] if
] ;
CONSTANT: unary [ ds-drop ds-pop ]
CONSTANT: unary/param [ [ -2 <ds-loc> inc-stack ds-pop ] dip ]
CONSTANT: binary [ ds-drop 2inputs ]
CONSTANT: binary/param [ [ -2 <ds-loc> inc-stack 2inputs ] dip ]
CONSTANT: quaternary
[
ds-drop
D: 3 peek-loc
D: 2 peek-loc
D: 1 peek-loc
D: 0 peek-loc
-4 <ds-loc> inc-stack
]
:: emit-vector-op ( trials params-quot op-quot literal-preds -- quot )
params-quot trials op-quot literal-preds
'[ [ _ dip _ @ ds-push ] _ if-literals-match ] ;
MACRO: emit-v-vector-op ( trials -- quot )
unary [ v-vector-op ] { [ representation? ] } emit-vector-op ;
MACRO: emit-vl-vector-op ( trials literal-pred -- quot )
[ unary/param [ vl-vector-op ] { [ representation? ] } ] dip prefix emit-vector-op ;
MACRO: emit-vv-vector-op ( trials -- quot )
binary [ vv-vector-op ] { [ representation? ] } emit-vector-op ;
MACRO: emit-vvl-vector-op ( trials literal-pred -- quot )
[ binary/param [ vvl-vector-op ] { [ representation? ] } ] dip prefix emit-vector-op ;
MACRO: emit-vvvv-vector-op ( trials -- quot )
quaternary [ vvvv-vector-op ] { [ representation? ] } emit-vector-op ;
MACRO:: emit-vv-or-vl-vector-op ( var-trials imm-trials literal-pred -- quot )
literal-pred imm-trials literal-pred var-trials
'[
dup node-input-infos 2 tail-slice* first literal>> @
[ _ _ emit-vl-vector-op ]
[ _ emit-vv-vector-op ] if
] ;