src/compiler/generic/late-type-vops.lisp

   1 ;;;; generic type testing and checking VOPs
   2
   3 ;;;; This software is part of the SBCL system. See the README file for
   4 ;;;; more information.
   5 ;;;;
   6 ;;;; This software is derived from the CMU CL system, which was
   7 ;;;; written at Carnegie Mellon University and released into the
   8 ;;;; public domain. The software is in the public domain and is
   9 ;;;; provided with absolutely no warranty. See the COPYING and CREDITS
  10 ;;;; files for more information.
  11 (in-package "SB!VM")
  12 \f
  13 (!define-type-vops fixnump check-fixnum fixnum object-not-fixnum-error
  14   (even-fixnum-lowtag odd-fixnum-lowtag)
  15   ;; we can save a register on the x86.
  16   :variant simple
  17   ;; we can save a couple of instructions and a branch on the ppc.
  18   :mask fixnum-tag-mask)
  19
  20 (!define-type-vops functionp check-fun function object-not-fun-error
  21   (fun-pointer-lowtag)
  22   :mask lowtag-mask)
  23
  24 (!define-type-vops listp check-list list object-not-list-error
  25   (list-pointer-lowtag)
  26   :mask lowtag-mask)
  27
  28 (!define-type-vops %instancep check-instance instance object-not-instance-error
  29   (instance-pointer-lowtag)
  30   :mask lowtag-mask)
  31
  32 (!define-type-vops %other-pointer-p nil nil nil
  33   (other-pointer-lowtag)
  34   :mask lowtag-mask)
  35
  36 (!define-type-vops bignump check-bignum bignum object-not-bignum-error
  37   (bignum-widetag))
  38
  39 (!define-type-vops ratiop check-ratio ratio object-not-ratio-error
  40   (ratio-widetag))
  41
  42 (!define-type-vops complexp check-complex complex object-not-complex-error
  43   (complex-widetag complex-single-float-widetag complex-double-float-widetag
  44                    #!+long-float complex-long-float-widetag))
  45
  46 (!define-type-vops complex-rational-p check-complex-rational nil
  47     object-not-complex-rational-error
  48   (complex-widetag))
  49
  50 (!define-type-vops complex-float-p check-complex-float nil
  51     object-not-complex-float-error
  52   (complex-single-float-widetag complex-double-float-widetag
  53                                 #!+long-float complex-long-float-widetag))
  54
  55 (!define-type-vops complex-single-float-p check-complex-single-float complex-single-float
  56     object-not-complex-single-float-error
  57   (complex-single-float-widetag))
  58
  59 (!define-type-vops complex-double-float-p check-complex-double-float complex-double-float
  60     object-not-complex-double-float-error
  61   (complex-double-float-widetag))
  62
  63 (!define-type-vops single-float-p check-single-float single-float
  64     object-not-single-float-error
  65   (single-float-widetag))
  66
  67 (!define-type-vops double-float-p check-double-float double-float
  68     object-not-double-float-error
  69   (double-float-widetag))
  70
  71 (!define-type-vops simple-string-p check-simple-string nil
  72     object-not-simple-string-error
  73   (#!+sb-unicode simple-character-string-widetag
  74    simple-base-string-widetag simple-array-nil-widetag))
  75
  76 (macrolet
  77     ((define-simple-array-type-vops ()
  78          `(progn
  79            ,@(map 'list
  80                   (lambda (saetp)
  81                     (let ((primtype (saetp-primitive-type-name saetp)))
  82                     `(!define-type-vops
  83                       ,(symbolicate primtype "-P")
  84                       ,(symbolicate "CHECK-" primtype)
  85                       ,primtype
  86                       ,(symbolicate "OBJECT-NOT-" primtype "-ERROR")
  87                       (,(saetp-typecode saetp)))))
  88                   *specialized-array-element-type-properties*))))
  89   (define-simple-array-type-vops))
  90
  91 (!define-type-vops characterp check-character character
  92     object-not-character-error
  93   (character-widetag))
  94
  95 (!define-type-vops system-area-pointer-p check-system-area-pointer
  96       system-area-pointer
  97     object-not-sap-error
  98   (sap-widetag))
  99
 100 (!define-type-vops weak-pointer-p check-weak-pointer weak-pointer
 101     object-not-weak-pointer-error
 102   (weak-pointer-widetag))
 103
 104 (!define-type-vops code-component-p nil nil nil
 105   (code-header-widetag))
 106
 107 (!define-type-vops lra-p nil nil nil
 108   (return-pc-header-widetag))
 109
 110 (!define-type-vops fdefn-p nil nil nil
 111   (fdefn-widetag))
 112
 113 #!+(and sb-thread sb-lutex)
 114 (!define-type-vops lutexp nil nil nil
 115   (lutex-widetag))
 116
 117 (!define-type-vops funcallable-instance-p nil nil nil
 118   (funcallable-instance-header-widetag))
 119
 120 (!define-type-vops array-header-p nil nil nil
 121   (simple-array-widetag
 122    #!+sb-unicode complex-character-string-widetag
 123    complex-base-string-widetag complex-bit-vector-widetag
 124    complex-vector-widetag complex-array-widetag complex-vector-nil-widetag))
 125
 126 (!define-type-vops stringp check-string nil object-not-string-error
 127   (#!+sb-unicode simple-character-string-widetag
 128    #!+sb-unicode complex-character-string-widetag
 129    simple-base-string-widetag complex-base-string-widetag
 130    simple-array-nil-widetag complex-vector-nil-widetag))
 131
 132 (!define-type-vops base-string-p check-base-string nil object-not-base-string-error
 133   (simple-base-string-widetag complex-base-string-widetag))
 134
 135 (!define-type-vops bit-vector-p check-bit-vector nil
 136     object-not-bit-vector-error
 137   (simple-bit-vector-widetag complex-bit-vector-widetag))
 138
 139 (!define-type-vops vector-nil-p check-vector-nil nil
 140     object-not-vector-nil-error
 141   (simple-array-nil-widetag complex-vector-nil-widetag))
 142
 143 #!+sb-unicode
 144 (!define-type-vops character-string-p check-character-string nil
 145     object-not-character-string-error
 146   (simple-character-string-widetag complex-character-string-widetag))
 147
 148 (!define-type-vops vectorp check-vector nil object-not-vector-error
 149   (complex-vector-widetag .
 150    #.(append
 151       (map 'list
 152            #'saetp-typecode
 153            *specialized-array-element-type-properties*)
 154       (mapcan (lambda (saetp)
 155                 (when (saetp-complex-typecode saetp)
 156                   (list (saetp-complex-typecode saetp))))
 157               (coerce *specialized-array-element-type-properties* 'list)))))
 158
 159 ;;; Note that this "type VOP" is sort of an oddball; it doesn't so
 160 ;;; much test for a Lisp-level type as just expose a low-level type
 161 ;;; code at the Lisp level. It is used as a building block to help us
 162 ;;; to express things like the test for (TYPEP FOO '(VECTOR T))
 163 ;;; efficiently in Lisp code, but it doesn't correspond to any type
 164 ;;; expression which would actually occur in reasonable application
 165 ;;; code. (Common Lisp doesn't have any natural way of expressing this
 166 ;;; type.) Thus, there's no point in building up the full machinery of
 167 ;;; associated backend type predicates and so forth as we do for
 168 ;;; ordinary type VOPs.
 169 (!define-type-vops complex-vector-p check-complex-vector nil
 170     object-not-complex-vector-error
 171   (complex-vector-widetag))
 172
 173 (!define-type-vops simple-array-p check-simple-array nil
 174     object-not-simple-array-error
 175   (simple-array-widetag .
 176    #.(map 'list
 177           #'saetp-typecode
 178           *specialized-array-element-type-properties*)))
 179
 180 (!define-type-vops arrayp check-array nil object-not-array-error
 181   (simple-array-widetag
 182    complex-array-widetag
 183    complex-vector-widetag .
 184    #.(append
 185       (map 'list
 186            #'saetp-typecode
 187            *specialized-array-element-type-properties*)
 188       (mapcan (lambda (saetp)
 189                 (when (saetp-complex-typecode saetp)
 190                   (list (saetp-complex-typecode saetp))))
 191               (coerce *specialized-array-element-type-properties* 'list)))))
 192
 193 (!define-type-vops numberp check-number nil object-not-number-error
 194   (even-fixnum-lowtag
 195    odd-fixnum-lowtag
 196    bignum-widetag
 197    ratio-widetag
 198    single-float-widetag
 199    double-float-widetag
 200    #!+long-float long-float-widetag
 201    complex-widetag
 202    complex-single-float-widetag
 203    complex-double-float-widetag
 204    #!+long-float complex-long-float-widetag))
 205
 206 (!define-type-vops rationalp check-rational nil object-not-rational-error
 207   (even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag))
 208
 209 (!define-type-vops integerp check-integer nil object-not-integer-error
 210   (even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag))
 211
 212 (!define-type-vops floatp check-float nil object-not-float-error
 213   (single-float-widetag double-float-widetag #!+long-float long-float-widetag))
 214
 215 (!define-type-vops realp check-real nil object-not-real-error
 216   (even-fixnum-lowtag
 217    odd-fixnum-lowtag
 218    ratio-widetag
 219    bignum-widetag
 220    single-float-widetag
 221    double-float-widetag
 222    #!+long-float long-float-widetag))