-! (c)2009 Slava Pestov, Joe Groff bsd license
-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 sequences.unrolled.private
-specialized-arrays vocabs.loader words effects.parser locals.parser ;
+! Copyright (C) 2009 Slava Pestov, Joe Groff.
+! See http://factorcode.org/license.txt for BSD license.
+USING: accessors alien alien.data combinators cpu.architecture
+grouping kernel libc math math.libm math.order ranges
+sequences sequences.cords sequences.generalizations sequences.private
+sequences.unrolled sequences.unrolled.private specialized-arrays
+vocabs ;
QUALIFIED-WITH: alien.c-types c
SPECIALIZED-ARRAYS:
c:char c:short c:int c:longlong
c:float c:double ;
IN: math.vectors.simd.intrinsics
-<<
-: simd-intrinsic-body ( def effect -- def' )
- '[ _ _ call-effect ] ;
-
-: define-simd-intrinsic ( word def effect -- )
- [ simd-intrinsic-body ] keep define-declared ;
-
-SYNTAX: SIMD-INTRINSIC:
- (:) define-declared ;
-SYNTAX: SIMD-INTRINSIC::
- (::) define-declared ;
-
->>
-
+! Word props are added later
: assert-positive ( x -- y ) ;
<PRIVATE
{ longlong-2-rep [ double-2-rep ] }
} case ; foldable
-: [byte>rep-array] ( rep -- class )
+: byte>rep-array ( byte-array rep -- array )
{
- { char-16-rep [ [ 16 c:char <c-direct-array> ] ] }
- { uchar-16-rep [ [ 16 c:uchar <c-direct-array> ] ] }
- { short-8-rep [ [ 8 c:short <c-direct-array> ] ] }
- { ushort-8-rep [ [ 8 c:ushort <c-direct-array> ] ] }
- { int-4-rep [ [ 4 c:int <c-direct-array> ] ] }
- { uint-4-rep [ [ 4 c:uint <c-direct-array> ] ] }
- { longlong-2-rep [ [ 2 c:longlong <c-direct-array> ] ] }
- { ulonglong-2-rep [ [ 2 c:ulonglong <c-direct-array> ] ] }
- { float-4-rep [ [ 4 c:float <c-direct-array> ] ] }
- { double-2-rep [ [ 2 c:double <c-direct-array> ] ] }
- } case ; foldable
+ { char-16-rep [ 16 c:char <c-direct-array> ] }
+ { uchar-16-rep [ 16 c:uchar <c-direct-array> ] }
+ { short-8-rep [ 8 c:short <c-direct-array> ] }
+ { ushort-8-rep [ 8 c:ushort <c-direct-array> ] }
+ { int-4-rep [ 4 c:int <c-direct-array> ] }
+ { uint-4-rep [ 4 c:uint <c-direct-array> ] }
+ { longlong-2-rep [ 2 c:longlong <c-direct-array> ] }
+ { ulonglong-2-rep [ 2 c:ulonglong <c-direct-array> ] }
+ { float-4-rep [ 4 c:float <c-direct-array> ] }
+ { double-2-rep [ 2 c:double <c-direct-array> ] }
+ } case ; inline
-: [>rep-array] ( rep -- class )
+: >rep-array ( seq rep -- array )
{
- { char-16-rep [ [ c:char >c-array ] ] }
- { uchar-16-rep [ [ c:uchar >c-array ] ] }
- { short-8-rep [ [ c:short >c-array ] ] }
- { ushort-8-rep [ [ c:ushort >c-array ] ] }
- { int-4-rep [ [ c:int >c-array ] ] }
- { uint-4-rep [ [ c:uint >c-array ] ] }
- { longlong-2-rep [ [ c:longlong >c-array ] ] }
- { ulonglong-2-rep [ [ c:ulonglong >c-array ] ] }
- { float-4-rep [ [ c:float >c-array ] ] }
- { double-2-rep [ [ c:double >c-array ] ] }
- } case ; foldable
+ { char-16-rep [ c:char >c-array ] }
+ { uchar-16-rep [ c:uchar >c-array ] }
+ { short-8-rep [ c:short >c-array ] }
+ { ushort-8-rep [ c:ushort >c-array ] }
+ { int-4-rep [ c:int >c-array ] }
+ { uint-4-rep [ c:uint >c-array ] }
+ { longlong-2-rep [ c:longlong >c-array ] }
+ { ulonglong-2-rep [ c:ulonglong >c-array ] }
+ { float-4-rep [ c:float >c-array ] }
+ { double-2-rep [ c:double >c-array ] }
+ } case ; inline
-: [<rep-array>] ( rep -- class )
+: <rep-array> ( rep -- array )
{
- { char-16-rep [ [ 16 c:char (c-array) ] ] }
- { uchar-16-rep [ [ 16 c:uchar (c-array) ] ] }
- { short-8-rep [ [ 8 c:short (c-array) ] ] }
- { ushort-8-rep [ [ 8 c:ushort (c-array) ] ] }
- { int-4-rep [ [ 4 c:int (c-array) ] ] }
- { uint-4-rep [ [ 4 c:uint (c-array) ] ] }
- { longlong-2-rep [ [ 2 c:longlong (c-array) ] ] }
- { ulonglong-2-rep [ [ 2 c:ulonglong (c-array) ] ] }
- { float-4-rep [ [ 4 c:float (c-array) ] ] }
- { double-2-rep [ [ 2 c:double (c-array) ] ] }
- } case ; foldable
+ { char-16-rep [ 16 c:char (c-array) ] }
+ { uchar-16-rep [ 16 c:uchar (c-array) ] }
+ { short-8-rep [ 8 c:short (c-array) ] }
+ { ushort-8-rep [ 8 c:ushort (c-array) ] }
+ { int-4-rep [ 4 c:int (c-array) ] }
+ { uint-4-rep [ 4 c:uint (c-array) ] }
+ { longlong-2-rep [ 2 c:longlong (c-array) ] }
+ { ulonglong-2-rep [ 2 c:ulonglong (c-array) ] }
+ { float-4-rep [ 4 c:float (c-array) ] }
+ { double-2-rep [ 2 c:double (c-array) ] }
+ } case ; inline
: rep-tf-values ( rep -- t f )
float-vector-rep? [ -1 bits>double 0.0 ] [ -1 0 ] if ;
-: >rep-array ( a rep -- a' )
- [byte>rep-array] call( a -- a' ) ; inline
-: 2>rep-array ( a b rep -- a' b' )
- [byte>rep-array] '[ _ call( a -- a' ) ] bi@ ; inline
-: <rep-array> ( rep -- a' )
- [<rep-array>] call( -- a' ) ; inline
+: 2byte>rep-array ( a b rep -- a' b' )
+ '[ _ byte>rep-array ] bi@ ; inline
: components-map ( a rep quot -- c )
- [ [ >rep-array ] [ rep-length ] bi ] dip unrolled-map-unsafe underlying>> ; inline
+ [ [ byte>rep-array ] [ rep-length ] bi ] dip unrolled-map-unsafe underlying>> ; inline
: components-2map ( a b rep quot -- c )
- [ [ 2>rep-array ] [ rep-length ] bi ] dip unrolled-2map-unsafe underlying>> ; inline
-! XXX
+ [ [ 2byte>rep-array ] [ rep-length ] bi ] dip unrolled-2map-unsafe underlying>> ; inline
: components-reduce ( a rep quot -- x )
- [ >rep-array [ ] ] dip map-reduce ; inline
+ [ byte>rep-array [ ] ] dip map-reduce ; inline
: bitwise-components-map ( a rep quot -- c )
- [ >bitwise-vector-rep [ >rep-array ] [ rep-length ] bi ] dip
+ [ >bitwise-vector-rep [ byte>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 ] [ rep-length ] bi ] dip
+ [ >bitwise-vector-rep [ 2byte>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
+ [ >bitwise-vector-rep byte>rep-array [ ] ] dip map-reduce ; inline
+: bitwise-components-reduce* ( a rep identity quot -- x )
+ [ >bitwise-vector-rep byte>rep-array ] 2dip reduce ; inline
:: (vshuffle) ( a elts rep -- c )
- a rep >rep-array :> a'
+ a rep byte>rep-array :> a'
rep <rep-array> :> c'
elts rep rep-length [| from to |
from rep rep-length 1 - bitand
c' underlying>> ; inline
:: (vshuffle2) ( a b elts rep -- c )
- a rep >rep-array :> a'
- b rep >rep-array :> b'
+ a rep byte>rep-array :> a'
+ b rep byte>rep-array :> b'
a' b' cord-append :> ab'
rep <rep-array> :> c'
elts rep rep-length [| from to |
M: integer native/ /i ; inline
M: float native/ /f ; inline
+: (vgetmask) ( a rep -- b )
+ 0 [ [ 1 shift ] [ zero? 0 1 ? ] bi* bitor ] bitwise-components-reduce* ; inline
+
PRIVATE>
-SIMD-INTRINSIC: (simd-v+) ( a b rep -- c ) [ + ] components-2map ;
-SIMD-INTRINSIC: (simd-v-) ( a b rep -- c ) [ - ] components-2map ;
-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' )
+: (simd-v+) ( a b rep -- c ) [ + ] components-2map ;
+: (simd-v-) ( a b rep -- c ) [ - ] components-2map ;
+: (simd-vneg) ( a rep -- c ) [ neg ] components-map ;
+:: (simd-v+-) ( a b rep -- c )
+ a b rep 2byte>rep-array :> ( a' b' )
rep <rep-array> :> c'
0 rep rep-length [ 1 - 2 <range> ] [ 2 /i ] bi [| n |
n a' nth-unsafe n b' nth-unsafe -
n 1 + c' set-nth-unsafe
] unrolled-each-unsafe
c' underlying>> ;
-SIMD-INTRINSIC: (simd-vs+) ( a b rep -- c )
+: (simd-vs+) ( a b rep -- c )
dup rep-component-type '[ + _ c:c-type-clamp ] components-2map ;
-SIMD-INTRINSIC: (simd-vs-) ( a b rep -- c )
+: (simd-vs-) ( a b rep -- c )
dup rep-component-type '[ - _ c:c-type-clamp ] components-2map ;
-SIMD-INTRINSIC: (simd-vs*) ( a b rep -- c )
+: (simd-vs*) ( a b rep -- c )
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 )
+: (simd-v*) ( a b rep -- c ) [ * ] components-2map ;
+: (simd-v*high) ( a b rep -- c )
dup rep-component-type c:heap-size -8 * '[ * _ shift ] components-2map ;
-SIMD-INTRINSIC:: (simd-v*hs+) ( a b rep -- c )
+:: (simd-v*hs+) ( a b rep -- c )
rep { char-16-rep uchar-16-rep } member-eq?
[ uchar-16-rep char-16-rep ]
[ rep rep ] if :> ( a-rep b-rep )
b-rep widen-vector-rep signed-rep :> wide-rep
wide-rep rep-component-type :> wide-type
- a a-rep >rep-array 2 <groups> :> a'
- b b-rep >rep-array 2 <groups> :> b'
+ a a-rep byte>rep-array 2 <groups> :> a'
+ b b-rep byte>rep-array 2 <groups> :> b'
a' b' rep rep-length 2 /i [
[ [ first ] bi@ * ]
[ [ second ] bi@ * ] 2bi +
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 )
+: (simd-v/) ( a b rep -- c ) [ native/ ] components-2map ;
+: (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 ;
+: (simd-vmin) ( a b rep -- c ) [ min ] components-2map ;
+: (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 ;
-SIMD-INTRINSIC: (simd-vsqrt) ( a rep -- c ) [ fsqrt ] components-map ;
-SIMD-INTRINSIC: (simd-vsad) ( a b rep -- c ) 2>rep-array [ - abs ] [ + ] 2map-reduce ;
-SIMD-INTRINSIC: (simd-sum) ( a rep -- n ) [ + ] components-reduce ;
-SIMD-INTRINSIC: (simd-vabs) ( a rep -- c ) [ abs ] components-map ;
-SIMD-INTRINSIC: (simd-vbitand) ( a b rep -- c ) [ bitand ] bitwise-components-2map ;
-SIMD-INTRINSIC: (simd-vbitandn) ( a b rep -- c ) [ [ bitnot ] dip bitand ] bitwise-components-2map ;
-SIMD-INTRINSIC: (simd-vbitor) ( a b rep -- c ) [ bitor ] bitwise-components-2map ;
-SIMD-INTRINSIC: (simd-vbitxor) ( a b rep -- c ) [ bitxor ] bitwise-components-2map ;
-SIMD-INTRINSIC: (simd-vbitnot) ( a rep -- c ) [ bitnot ] bitwise-components-map ;
-SIMD-INTRINSIC: (simd-vand) ( a b rep -- c ) [ bitand ] bitwise-components-2map ;
-SIMD-INTRINSIC: (simd-vandn) ( a b rep -- c ) [ [ bitnot ] dip bitand ] bitwise-components-2map ;
-SIMD-INTRINSIC: (simd-vor) ( a b rep -- c ) [ bitor ] bitwise-components-2map ;
-SIMD-INTRINSIC: (simd-vxor) ( a b rep -- c ) [ bitxor ] bitwise-components-2map ;
-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 ;
+: (simd-vdot) ( a b rep -- n )
+ [ 2byte>rep-array [ [ first ] bi@ * ] 2keep ] keep
+ 1 swap rep-length [a..b) [ '[ _ swap nth-unsafe ] bi@ * + ] 2with each ;
+: (simd-vsqrt) ( a rep -- c ) [ fsqrt ] components-map ;
+: (simd-vsad) ( a b rep -- c ) 2byte>rep-array [ - abs ] [ + ] 2map-reduce ;
+: (simd-sum) ( a rep -- n ) [ + ] components-reduce ;
+: (simd-vabs) ( a rep -- c ) [ abs ] components-map ;
+: (simd-vbitand) ( a b rep -- c ) [ bitand ] bitwise-components-2map ;
+: (simd-vbitandn) ( a b rep -- c ) [ [ bitnot ] dip bitand ] bitwise-components-2map ;
+: (simd-vbitor) ( a b rep -- c ) [ bitor ] bitwise-components-2map ;
+: (simd-vbitxor) ( a b rep -- c ) [ bitxor ] bitwise-components-2map ;
+: (simd-vbitnot) ( a rep -- c ) [ bitnot ] bitwise-components-map ;
+: (simd-vand) ( a b rep -- c ) [ bitand ] bitwise-components-2map ;
+: (simd-vandn) ( a b rep -- c ) [ [ bitnot ] dip bitand ] bitwise-components-2map ;
+: (simd-vor) ( a b rep -- c ) [ bitor ] bitwise-components-2map ;
+: (simd-vxor) ( a b rep -- c ) [ bitxor ] bitwise-components-2map ;
+: (simd-vnot) ( a rep -- c ) [ bitnot ] bitwise-components-map ;
+: (simd-vlshift) ( a n rep -- c ) swap '[ _ shift ] bitwise-components-map ;
+: (simd-vrshift) ( a n rep -- c ) swap '[ _ neg shift ] bitwise-components-map ;
! XXX
-SIMD-INTRINSIC: (simd-hlshift) ( a n rep -- c )
+: (simd-hlshift) ( a n rep -- c )
drop head-slice* 16 0 pad-head ;
! XXX
-SIMD-INTRINSIC: (simd-hrshift) ( a n rep -- c )
+: (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) ;
-SIMD-INTRINSIC: (simd-vshuffle2-elements) ( a b n rep -- c ) [ rep-length 0 pad-tail ] keep (vshuffle2) ;
-SIMD-INTRINSIC: (simd-vshuffle-bytes) ( a b rep -- c ) drop uchar-16-rep (vshuffle) ;
-SIMD-INTRINSIC:: (simd-vmerge-head) ( a b rep -- c )
- a b rep 2>rep-array :> ( a' b' )
+: (simd-vshuffle-elements) ( a n rep -- c ) [ rep-length 0 pad-tail ] keep (vshuffle) ;
+: (simd-vshuffle2-elements) ( a b n rep -- c ) [ rep-length 0 pad-tail ] keep (vshuffle2) ;
+: (simd-vshuffle-bytes) ( a b rep -- c ) drop uchar-16-rep (vshuffle) ;
+:: (simd-vmerge-head) ( a b rep -- c )
+ a b rep 2byte>rep-array :> ( a' b' )
rep <rep-array> :> c'
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
] unrolled-each-integer
c' underlying>> ;
-SIMD-INTRINSIC:: (simd-vmerge-tail) ( a b rep -- c )
- a b rep 2>rep-array :> ( a' b' )
+:: (simd-vmerge-tail) ( a b rep -- c )
+ a b rep 2byte>rep-array :> ( a' b' )
rep <rep-array> :> c'
rep rep-length 2 /i :> len
len [| n |
n len + b' nth-unsafe n 2 * 1 + c' set-nth-unsafe
] unrolled-each-integer
c' underlying>> ;
-SIMD-INTRINSIC: (simd-v<=) ( a b rep -- c )
- dup rep-tf-values '[ <= _ _ ? ] components-2map ;
-SIMD-INTRINSIC: (simd-v<) ( a b rep -- c )
+: (simd-v<=) ( a b rep -- c )
+ dup rep-tf-values '[ <= _ _ ? ] components-2map ;
+: (simd-v<) ( a b rep -- c )
dup rep-tf-values '[ < _ _ ? ] components-2map ;
-SIMD-INTRINSIC: (simd-v=) ( a b rep -- c )
+: (simd-v=) ( a b rep -- c )
dup rep-tf-values '[ = _ _ ? ] components-2map ;
-SIMD-INTRINSIC: (simd-v>) ( a b rep -- c )
+: (simd-v>) ( a b rep -- c )
dup rep-tf-values '[ > _ _ ? ] components-2map ;
-SIMD-INTRINSIC: (simd-v>=) ( a b rep -- c )
+: (simd-v>=) ( a b rep -- c )
dup rep-tf-values '[ >= _ _ ? ] components-2map ;
-SIMD-INTRINSIC: (simd-vunordered?) ( a b rep -- c )
+: (simd-vunordered?) ( a b rep -- c )
dup rep-tf-values '[ unordered? _ _ ? ] components-2map ;
-SIMD-INTRINSIC: (simd-vany?) ( a rep -- ? ) [ bitor ] bitwise-components-reduce zero? not ;
-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 ] [ rep-length ] bi [ >float ] ]
+: (simd-vany?) ( a rep -- ? ) [ bitor ] bitwise-components-reduce zero? not ;
+: (simd-vall?) ( a rep -- ? ) [ bitand ] bitwise-components-reduce zero? not ;
+: (simd-vnone?) ( a rep -- ? ) [ bitor ] bitwise-components-reduce zero? ;
+: (simd-vgetmask) ( a rep -- n )
+ { float-4-rep double-2-rep } member?
+ [ uint-4-rep (vgetmask) ] [ uchar-16-rep (vgetmask) ] if ;
+: (simd-v>float) ( a rep -- c )
+ [ [ byte>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 ] [ rep-length ] bi [ >integer ] ]
+: (simd-v>integer) ( a rep -- c )
+ [ [ byte>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 ] [ rep-length 2 * ] bi ]
+: (simd-vpack-signed) ( a b rep -- c )
+ [ [ 2byte>rep-array cord-append ] [ rep-length 2 * ] bi ]
[ narrow-vector-rep [ <rep-array> ] [ rep-component-type ] bi ] bi
'[ _ c:c-type-clamp ] swap unrolled-map-as-unsafe underlying>> ;
-SIMD-INTRINSIC: (simd-vpack-unsigned) ( a b rep -- c )
- [ [ 2>rep-array cord-append ] [ rep-length 2 * ] bi ]
+: (simd-vpack-unsigned) ( a b rep -- c )
+ [ [ 2byte>rep-array cord-append ] [ rep-length 2 * ] bi ]
[ narrow-vector-rep >uint-vector-rep [ <rep-array> ] [ rep-component-type ] bi ] bi
'[ _ 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
+: (simd-vunpack-head) ( a rep -- c )
+ [ byte>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
+: (simd-vunpack-tail) ( a rep -- c )
+ [ byte>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
+: (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-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-gather-2) ( m n rep -- v ) <rep-array> [ 2 set-firstn-unsafe ] keep underlying>> ;
+: (simd-gather-4) ( m n o p rep -- v ) <rep-array> [ 4 set-firstn-unsafe ] keep underlying>> ;
+: (simd-select) ( a n rep -- x ) swapd byte>rep-array nth-unsafe ;
-SIMD-INTRINSIC: alien-vector ( c-ptr n rep -- value )
+: alien-vector ( c-ptr n rep -- value )
[ swap <displaced-alien> ] dip rep-size memory>byte-array ;
-SIMD-INTRINSIC: set-alien-vector ( value c-ptr n rep -- )
+: set-alien-vector ( value c-ptr n rep -- )
[ swap <displaced-alien> swap ] dip rep-size memcpy ;
"compiler.cfg.intrinsics.simd" require
projects / factor.git / blobdiff