: (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>> ;
-: (simd-with) ( n rep -- v )
+: (simd-with) ( n rep -- v )
[ rep-length swap '[ _ ] ] [ <rep-array> ] bi replicate-as
underlying>> ;
: (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 ;
-: alien-vector ( c-ptr n rep -- value )
+: alien-vector ( c-ptr n rep -- value )
[ swap <displaced-alien> ] dip rep-size memory>byte-array ;
-: 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