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math.vectors.simd.intrinsics: use unrolled loops for some software fallbacks

db4
Joe Groff 2010-05-24 18:39:06 -07:00
parent 9391f10164
commit 1041ad5f9b
2 changed files with 56 additions and 33 deletions
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83
basis/math/vectors/simd/intrinsics/intrinsics.factor
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@ -1,10 +1,10 @@
! (c)2009 Slava Pestov, Joe Groff bsd license
USING: accessors alien alien.c-types alien.data combinators
USING: accessors alien alien.data combinators
sequences.cords cpu.architecture fry generalizations grouping
kernel libc locals macros math math.libm math.order
math.ranges math.vectors sequences sequences.generalizations
sequences.private sequences.unrolled specialized-arrays
vocabs.loader words effects.parser locals.parser ;
sequences.private sequences.unrolled sequences.unrolled.private
specialized-arrays vocabs.loader words effects.parser locals.parser ;
QUALIFIED-WITH: alien.c-types c
SPECIALIZED-ARRAYS:
c:char c:short c:int c:longlong
@ -111,27 +111,31 @@ SYNTAX: SIMD-INTRINSIC::
[<rep-array>] call( -- a' ) ; inline
: components-map ( a rep quot -- c )
[ >rep-array ] dip map underlying>> ; inline
[ [ >rep-array ] [ rep-length ] bi ] dip unrolled-map-unsafe underlying>> ; inline
: components-2map ( a b rep quot -- c )
[ 2>rep-array ] dip 2map underlying>> ; inline
[ [ 2>rep-array ] [ rep-length ] bi ] dip unrolled-2map-unsafe underlying>> ; inline
! XXX
: components-reduce ( a rep quot -- x )
[ >rep-array [ ] ] dip map-reduce ; inline
: bitwise-components-map ( a rep quot -- c )
[ >bitwise-vector-rep >rep-array ] dip map underlying>> ; inline
[ >bitwise-vector-rep [ >rep-array ] [ rep-length ] bi ] dip
unrolled-map-unsafe underlying>> ; inline
: bitwise-components-2map ( a b rep quot -- c )
[ >bitwise-vector-rep 2>rep-array ] dip 2map underlying>> ; inline
[ >bitwise-vector-rep [ 2>rep-array ] [ rep-length ] bi ] dip
unrolled-2map-unsafe underlying>> ; inline
! XXX
: bitwise-components-reduce ( a rep quot -- x )
[ >bitwise-vector-rep >rep-array [ ] ] dip map-reduce ; inline
:: (vshuffle) ( a elts rep -- c )
a rep >rep-array :> a'
rep <rep-array> :> c'
elts [| from to |
elts rep rep-length [| from to |
from rep rep-length 1 - bitand
a' nth-unsafe
to c' set-nth-unsafe
] each-index
] unrolled-each-index-unsafe
c' underlying>> ; inline
:: (vshuffle2) ( a b elts rep -- c )
@ -139,13 +143,18 @@ SYNTAX: SIMD-INTRINSIC::
b rep >rep-array :> b'
a' b' cord-append :> ab'
rep <rep-array> :> c'
elts [| from to |
elts rep rep-length [| from to |
from rep rep-length dup + 1 - bitand
ab' nth-unsafe
to c' set-nth-unsafe
] each-index
] unrolled-each-index-unsafe
c' underlying>> ; inline
GENERIC: native/ ( x y -- x/y )
M: integer native/ /i ; inline
M: float native/ /f ; inline
PRIVATE>
SIMD-INTRINSIC: (simd-v+) ( a b rep -- c ) [ + ] components-2map ;
@ -154,23 +163,23 @@ SIMD-INTRINSIC: (simd-vneg) ( a rep -- c ) [ neg ] components-map
SIMD-INTRINSIC:: (simd-v+-) ( a b rep -- c )
a b rep 2>rep-array :> ( a' b' )
rep <rep-array> :> c'
0 rep rep-length 1 - 2 <range> [| n |
0 rep rep-length [ 1 - 2 <range> ] [ 2 /i ] bi [| n |
n a' nth-unsafe n b' nth-unsafe -
n c' set-nth-unsafe
n 1 + a' nth-unsafe n 1 + b' nth-unsafe +
n 1 + c' set-nth-unsafe
] each
] unrolled-each-unsafe
c' underlying>> ;
SIMD-INTRINSIC: (simd-vs+) ( a b rep -- c )
dup rep-component-type '[ + _ c-type-clamp ] components-2map ;
dup rep-component-type '[ + _ c:c-type-clamp ] components-2map ;
SIMD-INTRINSIC: (simd-vs-) ( a b rep -- c )
dup rep-component-type '[ - _ c-type-clamp ] components-2map ;
dup rep-component-type '[ - _ c:c-type-clamp ] components-2map ;
SIMD-INTRINSIC: (simd-vs*) ( a b rep -- c )
dup rep-component-type '[ * _ c-type-clamp ] components-2map ;
dup rep-component-type '[ * _ c:c-type-clamp ] components-2map ;
SIMD-INTRINSIC: (simd-v*) ( a b rep -- c ) [ * ] components-2map ;
SIMD-INTRINSIC: (simd-v*high) ( a b rep -- c )
dup rep-component-type heap-size -8 * '[ * _ shift ] components-2map ;
dup rep-component-type c:heap-size -8 * '[ * _ shift ] components-2map ;
SIMD-INTRINSIC:: (simd-v*hs+) ( a b rep -- c )
rep { char-16-rep uchar-16-rep } member-eq?
[ uchar-16-rep char-16-rep ]
@ -179,16 +188,17 @@ SIMD-INTRINSIC:: (simd-v*hs+) ( a b rep -- c )
wide-rep rep-component-type :> wide-type
a a-rep >rep-array 2 <groups> :> a'
b b-rep >rep-array 2 <groups> :> b'
a' b' [
a' b' rep rep-length 2 /i [
[ [ first ] bi@ * ]
[ [ second ] bi@ * ] 2bi +
wide-type c-type-clamp
] wide-rep <rep-array> 2map-as underlying>> ;
SIMD-INTRINSIC: (simd-v/) ( a b rep -- c ) [ / ] components-2map ;
wide-type c:c-type-clamp
] wide-rep <rep-array> unrolled-2map-as-unsafe underlying>> ;
SIMD-INTRINSIC: (simd-v/) ( a b rep -- c ) [ native/ ] components-2map ;
SIMD-INTRINSIC: (simd-vavg) ( a b rep -- c )
[ + dup integer? [ 1 + -1 shift ] [ 0.5 * ] if ] components-2map ;
SIMD-INTRINSIC: (simd-vmin) ( a b rep -- c ) [ min ] components-2map ;
SIMD-INTRINSIC: (simd-vmax) ( a b rep -- c ) [ max ] components-2map ;
! XXX
SIMD-INTRINSIC: (simd-v.) ( a b rep -- n )
[ 2>rep-array [ [ first ] bi@ * ] 2keep ] keep
1 swap rep-length [a,b) [ '[ _ swap nth-unsafe ] bi@ * + ] with with each ;
@ -208,8 +218,10 @@ SIMD-INTRINSIC: (simd-vxor) ( a b rep -- c ) [ bitxor ] bitwise-com
SIMD-INTRINSIC: (simd-vnot) ( a rep -- c ) [ bitnot ] bitwise-components-map ;
SIMD-INTRINSIC: (simd-vlshift) ( a n rep -- c ) swap '[ _ shift ] bitwise-components-map ;
SIMD-INTRINSIC: (simd-vrshift) ( a n rep -- c ) swap '[ _ neg shift ] bitwise-components-map ;
! XXX
SIMD-INTRINSIC: (simd-hlshift) ( a n rep -- c )
drop head-slice* 16 0 pad-head ;
! XXX
SIMD-INTRINSIC: (simd-hrshift) ( a n rep -- c )
drop tail-slice 16 0 pad-tail ;
SIMD-INTRINSIC: (simd-vshuffle-elements) ( a n rep -- c ) [ rep-length 0 pad-tail ] keep (vshuffle) ;
@ -218,19 +230,19 @@ SIMD-INTRINSIC: (simd-vshuffle-bytes) ( a b rep -- c ) drop uchar-16-rep (vsh
SIMD-INTRINSIC:: (simd-vmerge-head) ( a b rep -- c )
a b rep 2>rep-array :> ( a' b' )
rep <rep-array> :> c'
rep rep-length 2 /i iota [| n |
rep rep-length 2 /i [| n |
n a' nth-unsafe n 2 * c' set-nth-unsafe
n b' nth-unsafe n 2 * 1 + c' set-nth-unsafe
] each
] unrolled-each-integer
c' underlying>> ;
SIMD-INTRINSIC:: (simd-vmerge-tail) ( a b rep -- c )
a b rep 2>rep-array :> ( a' b' )
rep <rep-array> :> c'
rep rep-length 2 /i :> len
len iota [| n |
len [| n |
n len + a' nth-unsafe n 2 * c' set-nth-unsafe
n len + b' nth-unsafe n 2 * 1 + c' set-nth-unsafe
] each
] unrolled-each-integer
c' underlying>> ;
SIMD-INTRINSIC: (simd-v<=) ( a b rep -- c )
dup rep-tf-values '[ <= _ _ ? ] components-2map ;
@ -248,28 +260,33 @@ SIMD-INTRINSIC: (simd-vany?) ( a rep -- ? ) [ bitor ] bitwise-com
SIMD-INTRINSIC: (simd-vall?) ( a rep -- ? ) [ bitand ] bitwise-components-reduce zero? not ;
SIMD-INTRINSIC: (simd-vnone?) ( a rep -- ? ) [ bitor ] bitwise-components-reduce zero? ;
SIMD-INTRINSIC: (simd-v>float) ( a rep -- c )
[ >rep-array [ >float ] ] [ >float-vector-rep <rep-array> ] bi map-as underlying>> ;
[ [ >rep-array ] [ rep-length ] bi [ >float ] ]
[ >float-vector-rep <rep-array> ] bi unrolled-map-as-unsafe underlying>> ;
SIMD-INTRINSIC: (simd-v>integer) ( a rep -- c )
[ >rep-array [ >integer ] ] [ >int-vector-rep <rep-array> ] bi map-as underlying>> ;
[ [ >rep-array ] [ rep-length ] bi [ >integer ] ]
[ >int-vector-rep <rep-array> ] bi unrolled-map-as-unsafe underlying>> ;
SIMD-INTRINSIC: (simd-vpack-signed) ( a b rep -- c )
[ 2>rep-array cord-append ]
[ [ 2>rep-array cord-append ] [ rep-length 2 * ] bi ]
[ narrow-vector-rep [ <rep-array> ] [ rep-component-type ] bi ] bi
'[ _ c-type-clamp ] swap map-as underlying>> ;
'[ _ c:c-type-clamp ] swap unrolled-map-as-unsafe underlying>> ;
SIMD-INTRINSIC: (simd-vpack-unsigned) ( a b rep -- c )
[ 2>rep-array cord-append ]
[ [ 2>rep-array cord-append ] [ rep-length 2 * ] bi ]
[ narrow-vector-rep >uint-vector-rep [ <rep-array> ] [ rep-component-type ] bi ] bi
'[ _ c-type-clamp ] swap map-as underlying>> ;
'[ _ c:c-type-clamp ] swap unrolled-map-as-unsafe underlying>> ;
! XXX
SIMD-INTRINSIC: (simd-vunpack-head) ( a rep -- c )
[ >rep-array ] [ widen-vector-rep [ rep-length ] [ [>rep-array] ] bi ] bi
[ head-slice ] dip call( a' -- c' ) underlying>> ;
! XXX
SIMD-INTRINSIC: (simd-vunpack-tail) ( a rep -- c )
[ >rep-array ] [ widen-vector-rep [ rep-length ] [ [>rep-array] ] bi ] bi
[ tail-slice ] dip call( a' -- c' ) underlying>> ;
! XXX
SIMD-INTRINSIC: (simd-with) ( n rep -- v )
[ rep-length swap '[ _ ] ] [ <rep-array> ] bi replicate-as
underlying>> ;
SIMD-INTRINSIC: (simd-gather-2) ( m n rep -- v ) <rep-array> [ 2 set-firstn ] keep underlying>> ;
SIMD-INTRINSIC: (simd-gather-4) ( m n o p rep -- v ) <rep-array> [ 4 set-firstn ] keep underlying>> ;
SIMD-INTRINSIC: (simd-gather-2) ( m n rep -- v ) <rep-array> [ 2 set-firstn-unsafe ] keep underlying>> ;
SIMD-INTRINSIC: (simd-gather-4) ( m n o p rep -- v ) <rep-array> [ 4 set-firstn-unsafe ] keep underlying>> ;
SIMD-INTRINSIC: (simd-select) ( a n rep -- x ) [ swap ] dip >rep-array nth-unsafe ;
SIMD-INTRINSIC: alien-vector ( c-ptr n rep -- value )

6
basis/sequences/unrolled/unrolled.factor
View File

@ -65,6 +65,12 @@ ERROR: unrolled-2bounds-error
: unrolled-2map-as-unsafe ( xseq yseq len quot: ( x y -- newx ) exemplar -- newseq )
[ (unrolled-2each) ] dip unrolled-map-integers ; inline
: unrolled-map-unsafe ( seq len quot: ( x -- newx ) -- newseq )
pick unrolled-map-as-unsafe ; inline
: unrolled-2map-unsafe ( xseq yseq len quot: ( x y -- newx ) -- newseq )
4 npick unrolled-2map-as-unsafe ; inline
PRIVATE>
: unrolled-each ( seq len quot: ( x -- ) -- )