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coercers and array type relations for c-type classes

db4
Joe Groff 2009-08-13 13:28:00 -04:00
parent a2569ea50b
commit 37c6405927
1 changed files with 62 additions and 19 deletions
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81
extra/classes/c-types/c-types.factor
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@ -1,5 +1,21 @@
USING: alien alien.c-types classes classes.predicate kernel USING: alien alien.c-types classes classes.predicate kernel
math math.order words ; math math.bitwise math.order namespaces sequences words
specialized-arrays.direct.alien
specialized-arrays.direct.bool
specialized-arrays.direct.char
specialized-arrays.direct.complex-double
specialized-arrays.direct.complex-float
specialized-arrays.direct.double
specialized-arrays.direct.float
specialized-arrays.direct.int
specialized-arrays.direct.long
specialized-arrays.direct.longlong
specialized-arrays.direct.short
specialized-arrays.direct.uchar
specialized-arrays.direct.uint
specialized-arrays.direct.ulong
specialized-arrays.direct.ulonglong
specialized-arrays.direct.ushort ;
IN: classes.c-types IN: classes.c-types
PREDICATE: char < fixnum PREDICATE: char < fixnum
@ -26,44 +42,71 @@ PREDICATE: longlong < integer
PREDICATE: ulonglong < integer PREDICATE: ulonglong < integer
HEX: 0 HEX: ffff,ffff,ffff,ffff between? ; HEX: 0 HEX: ffff,ffff,ffff,ffff between? ;
SYMBOLS: long ulong ; UNION: single-float float ;
UNION: single-complex complex ;
SYMBOLS: long ulong long-bits ;
<< <<
"long" heap-size 8 = "long" heap-size 8 =
[ [
\ long integer [ HEX: -8000,0000,0000,0000 HEX: 7fff,ffff,ffff,ffff between? ] define-predicate-class \ long integer [ HEX: -8000,0000,0000,0000 HEX: 7fff,ffff,ffff,ffff between? ] define-predicate-class
\ ulong integer [ HEX: 0 HEX: ffff,ffff,ffff,ffff between? ] define-predicate-class \ ulong integer [ HEX: 0 HEX: ffff,ffff,ffff,ffff between? ] define-predicate-class
64 long-bits set-global
] [ ] [
\ long integer [ HEX: -8000,0000 HEX: 7fff,ffff between? ] define-predicate-class \ long integer [ HEX: -8000,0000 HEX: 7fff,ffff between? ] define-predicate-class
\ ulong integer [ HEX: 0 HEX: ffff,ffff between? ] define-predicate-class \ ulong integer [ HEX: 0 HEX: ffff,ffff between? ] define-predicate-class
32 long-bits set-global
] if ] if
>> >>
: set-class-c-type ( class c-type -- ) : set-class-c-type ( class c-type <direct-array> -- )
"class-c-type" set-word-prop ; [ "class-c-type" set-word-prop ]
[ "class-direct-array" set-word-prop ] bi-curry* bi ;
: class-c-type ( class -- c-type ) : class-c-type ( class -- c-type )
"class-c-type" word-prop ; "class-c-type" word-prop ;
: class-direct-array ( class -- <direct-array> )
"class-direct-array" word-prop ;
alien "void*" set-class-c-type alien "void*" \ <direct-void*-array> set-class-c-type
\ f "void*" set-class-c-type \ f "void*" \ <direct-void*-array> set-class-c-type
pinned-c-ptr "void*" set-class-c-type pinned-c-ptr "void*" \ <direct-void*-array> set-class-c-type
boolean "bool" set-class-c-type boolean "bool" \ <direct-bool-array> set-class-c-type
char "char" set-class-c-type char "char" \ <direct-char-array> set-class-c-type
uchar "uchar" set-class-c-type uchar "uchar" \ <direct-uchar-array> set-class-c-type
short "short" set-class-c-type short "short" \ <direct-short-array> set-class-c-type
ushort "ushort" set-class-c-type ushort "ushort" \ <direct-ushort-array> set-class-c-type
int "int" set-class-c-type int "int" \ <direct-int-array> set-class-c-type
uint "uint" set-class-c-type uint "uint" \ <direct-uint-array> set-class-c-type
long "long" set-class-c-type long "long" \ <direct-long-array> set-class-c-type
ulong "ulong" set-class-c-type ulong "ulong" \ <direct-ulong-array> set-class-c-type
longlong "longlong" set-class-c-type longlong "longlong" \ <direct-longlong-array> set-class-c-type
ulonglong "ulonglong" set-class-c-type ulonglong "ulonglong" \ <direct-ulonglong-array> set-class-c-type
float "double" set-class-c-type float "double" \ <direct-double-array> set-class-c-type
single-float "float" \ <direct-float-array> set-class-c-type
complex "complex-double" \ <direct-complex-double-array> set-class-c-type
single-complex "complex-float" \ <direct-complex-float-array> set-class-c-type
char [ 8 bits 8 >signed ] "coercer" set-word-prop
uchar [ 8 bits ] "coercer" set-word-prop
short [ 16 bits 16 >signed ] "coercer" set-word-prop
ushort [ 16 bits ] "coercer" set-word-prop
int [ 32 bits 32 >signed ] "coercer" set-word-prop
uint [ 32 bits ] "coercer" set-word-prop
long [ [ bits ] [ >signed ] ] long-bits get-global prefix "coercer" set-word-prop
ulong [ bits ] long-bits get-global prefix "coercer" set-word-prop
longlong [ 64 bits 64 >signed ] "coercer" set-word-prop
ulonglong [ 64 bits ] "coercer" set-word-prop
PREDICATE: c-type-class < class PREDICATE: c-type-class < class
"class-c-type" word-prop ; "class-c-type" word-prop ;
GENERIC: direct-array-of ( alien len class -- array )
M: c-type-class direct-array-of
class-direct-array execute( alien len -- array ) ; inline
M: c-type-class c-type class-c-type c-type ; M: c-type-class c-type class-c-type c-type ;
M: c-type-class c-type-align class-c-type c-type-align ; M: c-type-class c-type-align class-c-type c-type-align ;
M: c-type-class c-type-getter class-c-type c-type-getter ; M: c-type-class c-type-getter class-c-type c-type-getter ;