Initial revision
[sbcl.git] / src / compiler / generic / vm-typetran.lisp
1 ;;;; This file contains the implementation specific type
2 ;;;; transformation magic. Basically, the various non-standard
3 ;;;; predicates that can be used in TYPEP transformations.
4
5 ;;;; This software is part of the SBCL system. See the README file for
6 ;;;; more information.
7 ;;;;
8 ;;;; This software is derived from the CMU CL system, which was
9 ;;;; written at Carnegie Mellon University and released into the
10 ;;;; public domain. The software is in the public domain and is
11 ;;;; provided with absolutely no warranty. See the COPYING and CREDITS
12 ;;;; files for more information.
13
14 (in-package "SB!C")
15
16 (file-comment
17   "$Header$")
18 \f
19 ;;;; internal predicates
20
21 ;;; These type predicates are used to implement simple cases of TYPEP.
22 ;;; They shouldn't be used explicitly.
23 (define-type-predicate base-char-p base-char)
24 (define-type-predicate bignump bignum)
25 (define-type-predicate complex-double-float-p (complex double-float))
26 (define-type-predicate complex-single-float-p (complex single-float))
27 #!+long-float
28 (define-type-predicate complex-long-float-p (complex long-float))
29 ;;; (COMPLEX-VECTOR-P isn't here because it's not so much a Lisp-level
30 ;;; type predicate as just a hack to get at the type code so that we
31 ;;; can implement some primitive stuff in Lisp.)
32 (define-type-predicate double-float-p double-float)
33 (define-type-predicate fixnump fixnum)
34 (define-type-predicate long-float-p long-float)
35 (define-type-predicate ratiop ratio)
36 (define-type-predicate short-float-p short-float)
37 (define-type-predicate single-float-p single-float)
38 (define-type-predicate simple-array-p simple-array)
39 (define-type-predicate simple-array-unsigned-byte-2-p
40                        (simple-array (unsigned-byte 2) (*)))
41 (define-type-predicate simple-array-unsigned-byte-4-p
42                        (simple-array (unsigned-byte 4) (*)))
43 (define-type-predicate simple-array-unsigned-byte-8-p
44                        (simple-array (unsigned-byte 8) (*)))
45 (define-type-predicate simple-array-unsigned-byte-16-p
46                        (simple-array (unsigned-byte 16) (*)))
47 (define-type-predicate simple-array-unsigned-byte-32-p
48                        (simple-array (unsigned-byte 32) (*)))
49 (define-type-predicate simple-array-signed-byte-8-p
50                        (simple-array (signed-byte 8) (*)))
51 (define-type-predicate simple-array-signed-byte-16-p
52                        (simple-array (signed-byte 16) (*)))
53 (define-type-predicate simple-array-signed-byte-30-p
54                        (simple-array (signed-byte 30) (*)))
55 (define-type-predicate simple-array-signed-byte-32-p
56                        (simple-array (signed-byte 32) (*)))
57 (define-type-predicate simple-array-single-float-p
58                        (simple-array single-float (*)))
59 (define-type-predicate simple-array-double-float-p
60                        (simple-array double-float (*)))
61 #!+long-float
62 (define-type-predicate simple-array-long-float-p
63                        (simple-array long-float (*)))
64 (define-type-predicate simple-array-complex-single-float-p
65                        (simple-array (complex single-float) (*)))
66 (define-type-predicate simple-array-complex-double-float-p
67                        (simple-array (complex double-float) (*)))
68 #!+long-float
69 (define-type-predicate simple-array-complex-long-float-p
70                        (simple-array (complex long-float) (*)))
71 (define-type-predicate system-area-pointer-p system-area-pointer)
72 (define-type-predicate unsigned-byte-32-p (unsigned-byte 32))
73 (define-type-predicate signed-byte-32-p (signed-byte 32))
74 (define-type-predicate vector-t-p (vector t))
75 (define-type-predicate weak-pointer-p weak-pointer)
76 (define-type-predicate code-component-p code-component)
77 (define-type-predicate lra-p lra)
78 (define-type-predicate fdefn-p fdefn)
79
80 ;;; Unlike the un-%'ed versions, these are true type predicates,
81 ;;; accepting any type object.
82 (define-type-predicate %standard-char-p standard-char)