factor/core/alien/arrays/arrays.factor

39 lines
957 B
Factor

! Copyright (C) 2007 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: alien arrays alien.c-types alien.structs
sequences math kernel generator.registers
namespaces libc ;
IN: alien.arrays
UNION: value-type array struct-type ;
M: array c-type ;
M: array heap-size unclip heap-size [ * ] reduce ;
M: array c-type-align first c-type c-type-align ;
M: array c-type-stack-align? drop f ;
M: array unbox-parameter drop "void*" unbox-parameter ;
M: array unbox-return drop "void*" unbox-return ;
M: array box-parameter drop "void*" box-parameter ;
M: array box-return drop "void*" box-return ;
M: array stack-size drop "void*" stack-size ;
M: value-type c-type-reg-class drop T{ int-regs } ;
M: value-type c-type-prep drop f ;
M: value-type c-type-getter
drop [ swap <displaced-alien> ] ;
M: value-type c-type-setter ( type -- quot )
[
dup c-type-getter % \ swap , heap-size , \ memcpy ,
] [ ] make ;