| 1 | ;;;-*- Mode: Lisp; Package: CCL -*- |
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| 2 | ;;; |
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| 3 | ;;; Copyright (C) 1994-2001 Digitool, Inc |
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| 4 | ;;; This file is part of OpenMCL. |
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| 5 | ;;; |
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| 6 | ;;; OpenMCL is licensed under the terms of the Lisp Lesser GNU Public |
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| 7 | ;;; License , known as the LLGPL and distributed with OpenMCL as the |
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| 8 | ;;; file "LICENSE". The LLGPL consists of a preamble and the LGPL, |
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| 9 | ;;; which is distributed with OpenMCL as the file "LGPL". Where these |
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| 10 | ;;; conflict, the preamble takes precedence. |
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| 11 | ;;; |
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| 12 | ;;; OpenMCL is referenced in the preamble as the "LIBRARY." |
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| 13 | ;;; |
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| 14 | ;;; The LLGPL is also available online at |
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| 15 | ;;; http://opensource.franz.com/preamble.html |
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| 16 | |
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| 17 | (in-package "CCL") |
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| 18 | |
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| 19 | ;; Non-portable type-predicates & such. |
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| 20 | |
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| 21 | |
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| 22 | ;; bootstrapping defs - real ones in l1-typesys, l1-clos, sysutils |
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| 23 | |
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| 24 | (defun find-builtin-cell (type &optional create) |
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| 25 | (declare (ignore create)) |
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| 26 | (cons type nil)) |
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| 27 | |
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| 28 | (defun find-class-cell (type create?) |
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| 29 | (declare (ignore create?)) |
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| 30 | (make-class-cell type)) |
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| 31 | |
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| 32 | (defun builtin-typep (form cell) |
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| 33 | (typep form (class-cell-name cell))) |
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| 34 | |
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| 35 | (defun class-cell-typep (arg class-cell) |
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| 36 | (typep arg (class-cell-name class-cell))) |
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| 37 | |
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| 38 | (defun class-cell-find-class (class-cell errorp) |
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| 39 | (declare (ignore errorp)) ; AARGH can't be right |
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| 40 | ;(dbg-paws #x100) |
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| 41 | (let ((class (and class-cell (class-cell-class class-cell)))) |
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| 42 | (or class |
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| 43 | (if (fboundp 'find-class) |
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| 44 | (find-class (class-cell-name class-cell) nil))))) |
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| 45 | |
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| 46 | (defun %require-type-builtin (form foo) |
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| 47 | (declare (ignore foo)) |
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| 48 | form) |
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| 49 | |
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| 50 | (defun %require-type-class-cell (form cell) |
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| 51 | (declare (ignore cell)) |
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| 52 | form) |
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| 53 | |
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| 54 | (defun non-nil-symbol-p (x) |
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| 55 | (if (symbolp x) x)) |
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| 56 | |
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| 57 | (defun pathnamep (thing) |
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| 58 | (or (istruct-typep thing 'pathname) (istruct-typep thing 'logical-pathname))) |
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| 59 | |
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| 60 | (defun compiled-function-p (form) |
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| 61 | "Return true if OBJECT is a COMPILED-FUNCTION, and NIL otherwise." |
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| 62 | (and (functionp form) |
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| 63 | (not (logbitp $lfbits-trampoline-bit (the fixnum (lfun-bits form)))))) |
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| 64 | |
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| 65 | ;;; all characters are base-chars. |
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| 66 | (defun extended-char-p (c) |
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| 67 | (declare (ignore c))) |
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| 68 | |
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| 69 | |
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| 70 | ;;; Some of these things are probably open-coded. |
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| 71 | ;;; The functions have to exist SOMEWHERE ... |
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| 72 | (defun fixnump (x) |
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| 73 | (= (the fixnum (lisptag x)) target::tag-fixnum)) |
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| 74 | |
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| 75 | (defun bignump (x) |
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| 76 | (= (the fixnum (typecode x)) target::subtag-bignum)) |
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| 77 | |
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| 78 | (defun integerp (x) |
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| 79 | "Return true if OBJECT is an INTEGER, and NIL otherwise." |
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| 80 | (let* ((typecode (typecode x))) |
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| 81 | (declare (fixnum typecode)) |
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| 82 | (or (= typecode target::tag-fixnum) |
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| 83 | (= typecode target::subtag-bignum)))) |
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| 84 | |
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| 85 | (defun ratiop (x) |
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| 86 | (= (the fixnum (typecode x)) target::subtag-ratio)) |
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| 87 | |
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| 88 | |
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| 89 | (defun rationalp (x) |
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| 90 | "Return true if OBJECT is a RATIONAL, and NIL otherwise." |
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| 91 | (or (fixnump x) |
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| 92 | (let* ((typecode (typecode x))) |
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| 93 | (declare (fixnum typecode)) |
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| 94 | #+ppc32-target |
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| 95 | (and (>= typecode ppc32::min-numeric-subtag) |
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| 96 | (<= typecode ppc32::max-rational-subtag)) |
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| 97 | #+(or ppc64-target x8664-target) |
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| 98 | (cond ((= typecode target::subtag-bignum) t) |
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| 99 | ((= typecode target::subtag-ratio) t))))) |
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| 100 | |
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| 101 | (defun short-float-p (x) |
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| 102 | (= (the fixnum (typecode x)) target::subtag-single-float)) |
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| 103 | |
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| 104 | |
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| 105 | (defun double-float-p (x) |
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| 106 | (= (the fixnum (typecode x)) target::subtag-double-float)) |
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| 107 | |
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| 108 | (defun floatp (x) |
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| 109 | "Return true if OBJECT is a FLOAT, and NIL otherwise." |
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| 110 | (let* ((typecode (typecode x))) |
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| 111 | (declare (fixnum typecode)) |
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| 112 | (or (= typecode target::subtag-single-float) |
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| 113 | (= typecode target::subtag-double-float)))) |
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| 114 | |
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| 115 | (defun realp (x) |
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| 116 | "Return true if OBJECT is a REAL, and NIL otherwise." |
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| 117 | (let* ((typecode (typecode x))) |
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| 118 | (declare (fixnum typecode)) |
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| 119 | #+ppc32-target |
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| 120 | (or (= typecode ppc32::tag-fixnum) |
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| 121 | (and (>= typecode ppc32::min-numeric-subtag) |
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| 122 | (<= typecode ppc32::max-real-subtag))) |
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| 123 | #+ppc64-target |
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| 124 | (if (<= typecode ppc64::subtag-double-float) |
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| 125 | (logbitp (the (integer 0 #.ppc64::subtag-double-float) typecode) |
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| 126 | (logior (ash 1 ppc64::tag-fixnum) |
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| 127 | (ash 1 ppc64::subtag-single-float) |
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| 128 | (ash 1 ppc64::subtag-double-float) |
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| 129 | (ash 1 ppc64::subtag-bignum) |
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| 130 | (ash 1 ppc64::subtag-ratio)))) |
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| 131 | #+x8664-target |
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| 132 | (if (<= typecode x8664::subtag-double-float) |
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| 133 | (logbitp (the (integer 0 #.x8664::subtag-double-float) typecode) |
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| 134 | (logior (ash 1 x8664::tag-fixnum) |
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| 135 | (ash 1 x8664::subtag-bignum) |
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| 136 | (ash 1 x8664::tag-single-float) |
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| 137 | (ash 1 x8664::subtag-double-float) |
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| 138 | (ash 1 x8664::subtag-ratio)))))) |
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| 139 | |
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| 140 | (defun complexp (x) |
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| 141 | "Return true if OBJECT is a COMPLEX, and NIL otherwise." |
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| 142 | (= (the fixnum (typecode x)) target::subtag-complex)) |
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| 143 | |
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| 144 | (defun numberp (x) |
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| 145 | "Return true if OBJECT is a NUMBER, and NIL otherwise." |
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| 146 | (let* ((typecode (typecode x))) |
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| 147 | (declare (fixnum typecode)) |
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| 148 | #+ppc32-target |
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| 149 | (or (= typecode ppc32::tag-fixnum) |
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| 150 | (and (>= typecode ppc32::min-numeric-subtag) |
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| 151 | (<= typecode ppc32::max-numeric-subtag))) |
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| 152 | #+ppc64-target |
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| 153 | (if (<= typecode ppc64::subtag-double-float) |
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| 154 | (logbitp (the (integer 0 #.ppc64::subtag-double-float) typecode) |
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| 155 | (logior (ash 1 ppc64::tag-fixnum) |
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| 156 | (ash 1 ppc64::subtag-bignum) |
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| 157 | (ash 1 ppc64::subtag-single-float) |
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| 158 | (ash 1 ppc64::subtag-double-float) |
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| 159 | (ash 1 ppc64::subtag-ratio) |
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| 160 | (ash 1 ppc64::subtag-complex)))) |
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| 161 | #+x8664-target |
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| 162 | (if (< typecode x8664::nbits-in-word) |
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| 163 | (logbitp (the (integer 0 #.x8664::subtag-double-float) typecode) |
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| 164 | (logior (ash 1 x8664::tag-fixnum) |
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| 165 | (ash 1 x8664::subtag-bignum) |
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| 166 | (ash 1 x8664::tag-single-float) |
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| 167 | (ash 1 x8664::subtag-double-float) |
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| 168 | (ash 1 x8664::subtag-ratio) |
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| 169 | (ash 1 x8664::subtag-complex)))) |
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| 170 | |
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| 171 | )) |
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| 172 | |
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| 173 | (defun arrayp (x) |
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| 174 | "Return true if OBJECT is an ARRAY, and NIL otherwise." |
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| 175 | (>= (the fixnum (typecode x)) target::min-array-subtag)) |
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| 176 | |
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| 177 | (defun vectorp (x) |
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| 178 | "Return true if OBJECT is a VECTOR, and NIL otherwise." |
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| 179 | (>= (the fixnum (typecode x)) target::min-vector-subtag)) |
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| 180 | |
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| 181 | |
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| 182 | (defun stringp (x) |
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| 183 | "Return true if OBJECT is a STRING, and NIL otherwise." |
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| 184 | (let* ((typecode (typecode x))) |
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| 185 | (declare (fixnum typecode)) |
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| 186 | (if (= typecode target::subtag-vectorH) |
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| 187 | (setq typecode (ldb target::arrayH.flags-cell-subtag-byte (the fixnum (%svref x target::arrayH.flags-cell))))) |
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| 188 | (= typecode target::subtag-simple-base-string))) |
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| 189 | |
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| 190 | |
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| 191 | (defun simple-base-string-p (x) |
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| 192 | (= (the fixnum (typecode x)) target::subtag-simple-base-string)) |
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| 193 | |
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| 194 | (defun simple-string-p (x) |
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| 195 | "Return true if OBJECT is a SIMPLE-STRING, and NIL otherwise." |
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| 196 | (= (the fixnum (typecode x)) target::subtag-simple-base-string)) |
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| 197 | |
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| 198 | (defun complex-array-p (x) |
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| 199 | (let* ((typecode (typecode x))) |
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| 200 | (declare (fixnum typecode)) |
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| 201 | (if (or (= typecode target::subtag-arrayH) |
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| 202 | (= typecode target::subtag-vectorH)) |
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| 203 | (not (%array-header-simple-p x))))) |
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| 204 | |
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| 205 | (defun simple-array-p (thing) |
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| 206 | "Returns T if the object is a simple array, else returns NIL. |
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| 207 | That's why it's called SIMPLE-ARRAY-P. Get it ? |
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| 208 | A simple-array may have no fill-pointer, may not be displaced, |
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| 209 | and may not be adjustable." |
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| 210 | (let* ((typecode (typecode thing))) |
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| 211 | (declare (fixnum typecode)) |
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| 212 | (if (or (= typecode target::subtag-arrayH) |
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| 213 | (= typecode target::subtag-vectorH)) |
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| 214 | (%array-header-simple-p thing) |
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| 215 | (> typecode target::subtag-vectorH)))) |
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| 216 | |
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| 217 | (defun macptrp (x) |
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| 218 | (= (the fixnum (typecode x)) target::subtag-macptr)) |
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| 219 | |
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| 220 | (defun dead-macptr-p (x) |
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| 221 | (= (the fixnum (typecode x)) target::subtag-dead-macptr)) |
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| 222 | |
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| 223 | |
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| 224 | ;;; Note that this is true of symbols and functions and many other |
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| 225 | ;;; things that it wasn't true of on the 68K. |
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| 226 | (defun gvectorp (x) |
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| 227 | #+ppc32-target |
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| 228 | (= (the fixnum (logand (the fixnum (typecode x)) ppc32::fulltagmask)) ppc32::fulltag-nodeheader) |
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| 229 | #+ppc64-target |
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| 230 | (= (the fixnum (logand (the fixnum (typecode x)) ppc64::lowtagmask)) ppc64::lowtag-nodeheader) |
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| 231 | #+x8664-target |
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| 232 | (let* ((fulltag (logand (the fixnum (typecode x)) x8664::fulltagmask))) |
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| 233 | (declare (fixnum fulltag)) |
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| 234 | (or (= fulltag x8664::fulltag-nodeheader-0) |
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| 235 | (= fulltag x8664::fulltag-nodeheader-1))) |
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| 236 | ) |
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| 237 | |
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| 238 | |
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| 239 | (setf (type-predicate 'gvector) 'gvectorp) |
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| 240 | |
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| 241 | (defun ivectorp (x) |
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| 242 | #+ppc32-target |
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| 243 | (= (the fixnum (logand (the fixnum (typecode x)) ppc32::fulltagmask)) |
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| 244 | ppc32::fulltag-immheader) |
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| 245 | #+ppc64-target |
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| 246 | (= (the fixnum (logand (the fixnum (typecode x)) ppc64::lowtagmask)) ppc64::lowtag-immheader) |
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| 247 | #+x8664-target |
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| 248 | (let* ((fulltag (logand (the fixnum (typecode x)) x8664::fulltagmask))) |
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| 249 | (declare (fixnum fulltag)) |
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| 250 | (or (= fulltag x8664::fulltag-immheader-0) |
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| 251 | (= fulltag x8664::fulltag-immheader-1) |
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| 252 | (= fulltag x8664::fulltag-immheader-2))) |
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| 253 | ) |
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| 254 | |
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| 255 | (setf (type-predicate 'ivector) 'ivectorp) |
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| 256 | |
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| 257 | (defun miscobjp (x) |
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| 258 | #+(or ppc32-target x8664-target) |
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| 259 | (= (the fixnum (lisptag x)) target::tag-misc) |
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| 260 | #+ppc64-target |
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| 261 | (= (the fixnum (fulltag x)) ppc64::fulltag-misc) |
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| 262 | ) |
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| 263 | |
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| 264 | (defun simple-vector-p (x) |
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| 265 | "Return true if OBJECT is a SIMPLE-VECTOR, and NIL otherwise." |
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| 266 | (= (the fixnum (typecode x)) target::subtag-simple-vector)) |
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| 267 | |
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| 268 | (defun base-string-p (thing) |
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| 269 | (let* ((typecode (typecode thing))) |
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| 270 | (declare (fixnum typecode)) |
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| 271 | (or (= typecode target::subtag-simple-base-string) |
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| 272 | (and (= typecode target::subtag-vectorh) |
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| 273 | (= (the fixnum |
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| 274 | (ldb target::arrayH.flags-cell-subtag-byte (the fixnum (%svref thing target::arrayH.flags-cell)))) |
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| 275 | target::subtag-simple-base-string))))) |
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| 276 | |
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| 277 | (defun simple-bit-vector-p (form) |
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| 278 | "Return true if OBJECT is a SIMPLE-BIT-VECTOR, and NIL otherwise." |
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| 279 | (= (the fixnum (typecode form)) target::subtag-bit-vector)) |
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| 280 | |
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| 281 | (defun bit-vector-p (thing) |
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| 282 | "Return true if OBJECT is a BIT-VECTOR, and NIL otherwise." |
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| 283 | (let* ((typecode (typecode thing))) |
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| 284 | (declare (fixnum typecode)) |
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| 285 | (or (= typecode target::subtag-bit-vector) |
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| 286 | (and (= typecode target::subtag-vectorh) |
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| 287 | (= (the fixnum |
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| 288 | (ldb target::arrayH.flags-cell-subtag-byte (the fixnum (%svref thing target::arrayH.flags-cell)))) |
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| 289 | target::subtag-bit-vector))))) |
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| 290 | |
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| 291 | (defun displaced-array-p (array) |
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| 292 | (if (%array-is-header array) |
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| 293 | (do* ((disp (%svref array target::arrayH.displacement-cell) |
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| 294 | (+ disp (the fixnum (%svref target target::arrayH.displacement-cell)))) |
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| 295 | (target (%svref array target::arrayH.data-vector-cell) |
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| 296 | (%svref target target::arrayH.data-vector-cell))) |
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| 297 | ((not (%array-is-header target)) |
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| 298 | (values target disp))) |
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| 299 | (values nil 0))) |
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| 300 | |
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| 301 | |
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| 302 | |
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| 303 | (defun eq (x y) |
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| 304 | "Return T if OBJ1 and OBJ2 are the same object, otherwise NIL." |
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| 305 | (eq x y)) |
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| 306 | |
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| 307 | |
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| 308 | (defun cons-equal (x y) |
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| 309 | (declare (cons x y)) |
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| 310 | (if (equal (car x) (car y)) |
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| 311 | (equal (cdr x) (cdr y)))) |
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| 312 | |
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| 313 | (defun hairy-equal (x y) |
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| 314 | (declare (optimize (speed 3))) |
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| 315 | ;; X and Y are not EQL, and are both of tag target::fulltag-misc. |
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| 316 | (let* ((x-type (typecode x)) |
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| 317 | (y-type (typecode y))) |
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| 318 | (declare (fixnum x-type y-type)) |
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| 319 | (if (and (>= x-type target::subtag-vectorH) |
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| 320 | (>= y-type target::subtag-vectorH)) |
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| 321 | (let* ((x-simple (if (= x-type target::subtag-vectorH) |
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| 322 | (ldb target::arrayH.flags-cell-subtag-byte |
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| 323 | (the fixnum (%svref x target::arrayH.flags-cell))) |
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| 324 | x-type)) |
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| 325 | (y-simple (if (= y-type target::subtag-vectorH) |
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| 326 | (ldb target::arrayH.flags-cell-subtag-byte |
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| 327 | (the fixnum (%svref y target::arrayH.flags-cell))) |
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| 328 | y-type))) |
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| 329 | (declare (fixnum x-simple y-simple)) |
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| 330 | (if (= x-simple target::subtag-simple-base-string) |
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| 331 | (if (= y-simple target::subtag-simple-base-string) |
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| 332 | (locally |
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| 333 | (declare (optimize (speed 3) (safety 0))) |
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| 334 | (let* ((x-len (if (= x-type target::subtag-vectorH) |
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| 335 | (%svref x target::vectorH.logsize-cell) |
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| 336 | (uvsize x))) |
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| 337 | (x-pos 0) |
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| 338 | (y-len (if (= y-type target::subtag-vectorH) |
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| 339 | (%svref y target::vectorH.logsize-cell) |
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| 340 | (uvsize y))) |
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| 341 | (y-pos 0)) |
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| 342 | (declare (fixnum x-len x-pos y-len y-pos)) |
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| 343 | (when (= x-type target::subtag-vectorH) |
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| 344 | (multiple-value-setq (x x-pos) (array-data-and-offset x))) |
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| 345 | (when (= y-type target::subtag-vectorH) |
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| 346 | (multiple-value-setq (y y-pos) (array-data-and-offset y))) |
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| 347 | (%simple-string= x y x-pos y-pos (the fixnum (+ x-pos x-len)) (the fixnum (+ y-pos y-len)))))) |
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| 348 | ;;Bit-vector case or fail. |
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| 349 | (and (= x-simple target::subtag-bit-vector) |
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| 350 | (= y-simple target::subtag-bit-vector) |
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| 351 | (locally |
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| 352 | (declare (optimize (speed 3) (safety 0))) |
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| 353 | (let* ((x-len (if (= x-type target::subtag-vectorH) |
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| 354 | (%svref x target::vectorH.logsize-cell) |
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| 355 | (uvsize x))) |
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| 356 | (x-pos 0) |
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| 357 | (y-len (if (= y-type target::subtag-vectorH) |
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| 358 | (%svref y target::vectorH.logsize-cell) |
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| 359 | (uvsize y))) |
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| 360 | (y-pos 0)) |
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| 361 | (declare (fixnum x-len x-pos y-len y-pos)) |
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| 362 | (when (= x-len y-len) |
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| 363 | (when (= x-type target::subtag-vectorH) |
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| 364 | (multiple-value-setq (x x-pos) (array-data-and-offset x))) |
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| 365 | (when (= y-type target::subtag-vectorH) |
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| 366 | (multiple-value-setq (y y-pos) (array-data-and-offset y))) |
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| 367 | (do* ((i 0 (1+ i))) |
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| 368 | ((= i x-len) t) |
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| 369 | (declare (fixnum i)) |
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| 370 | (unless (= (the bit (sbit x x-pos)) (the bit (sbit y y-pos))) |
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| 371 | (return)) |
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| 372 | (incf x-pos) |
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| 373 | (incf y-pos)))))))) |
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| 374 | (if (= x-type y-type) |
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| 375 | (if (= x-type target::subtag-istruct) |
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| 376 | (and (let* ((structname (%svref x 0))) |
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| 377 | (and (eq structname (%svref y 0)) |
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| 378 | (or (eq structname 'pathname) |
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| 379 | (eq structname 'logical-pathname))) |
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| 380 | (locally |
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| 381 | (declare (optimize (speed 3) (safety 0))) |
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| 382 | (let* ((x-size (uvsize x))) |
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| 383 | (declare (fixnum x-size)) |
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| 384 | (when (= x-size (the fixnum (uvsize y))) |
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| 385 | ;; Ignore last (version) slot in physical pathnames. |
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| 386 | (when (eq structname 'pathname) |
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| 387 | (decf x-size)) |
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| 388 | (do* ((i 1 (1+ i))) |
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| 389 | ((= i x-size) t) |
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| 390 | (declare (fixnum i)) |
|---|
| 391 | (unless (equal (%svref x i) (%svref y i)) |
|---|
| 392 | (return))))))))))))) |
|---|
| 393 | |
|---|
| 394 | #+ppc32-target |
|---|
| 395 | (progn |
|---|
| 396 | (defparameter *nodeheader-types* |
|---|
| 397 | #(bogus ; 0 |
|---|
| 398 | ratio ; 1 |
|---|
| 399 | bogus ; 2 |
|---|
| 400 | complex ; 3 |
|---|
| 401 | catch-frame ; 4 |
|---|
| 402 | function ; 5 |
|---|
| 403 | basic-stream ; 6 |
|---|
| 404 | symbol ; 7 |
|---|
| 405 | lock ; 8 |
|---|
| 406 | hash-table-vector ; 9 |
|---|
| 407 | pool ; 10 |
|---|
| 408 | population ; 11 |
|---|
| 409 | package ; 12 |
|---|
| 410 | slot-vector ; 13 |
|---|
| 411 | standard-instance ; 14 |
|---|
| 412 | structure ; 15 |
|---|
| 413 | internal-structure ; 16 |
|---|
| 414 | value-cell ; 17 |
|---|
| 415 | xfunction ; 18 |
|---|
| 416 | array-header ; 19 |
|---|
| 417 | vector-header ; 20 |
|---|
| 418 | simple-vector ; 21 |
|---|
| 419 | bogus ; 22 |
|---|
| 420 | bogus ; 23 |
|---|
| 421 | bogus ; 24 |
|---|
| 422 | bogus ; 25 |
|---|
| 423 | bogus ; 26 |
|---|
| 424 | bogus ; 27 |
|---|
| 425 | bogus ; 28 |
|---|
| 426 | bogus ; 29 |
|---|
| 427 | bogus ; 30 |
|---|
| 428 | bogus ; 31 |
|---|
| 429 | )) |
|---|
| 430 | |
|---|
| 431 | |
|---|
| 432 | (defparameter *immheader-types* |
|---|
| 433 | #(bignum ; 0 |
|---|
| 434 | short-float ; 1 |
|---|
| 435 | double-float ; 2 |
|---|
| 436 | macptr ; 3 |
|---|
| 437 | dead-macptr ; 4 |
|---|
| 438 | code-vector ; 5 |
|---|
| 439 | creole-object ; 6 |
|---|
| 440 | ;; 8-19 are unused |
|---|
| 441 | xcode-vector ; 7 |
|---|
| 442 | bogus ; 8 |
|---|
| 443 | bogus ; 9 |
|---|
| 444 | bogus ; 10 |
|---|
| 445 | bogus ; 11 |
|---|
| 446 | bogus ; 12 |
|---|
| 447 | bogus ; 13 |
|---|
| 448 | bogus ; 14 |
|---|
| 449 | bogus ; 15 |
|---|
| 450 | bogus ; 16 |
|---|
| 451 | bogus ; 17 |
|---|
| 452 | bogus ; 18 |
|---|
| 453 | bogus ; 19 |
|---|
| 454 | simple-short-float-vector ; 20 |
|---|
| 455 | simple-unsigned-long-vector ; 21 |
|---|
| 456 | simple-signed-long-vector ; 22 |
|---|
| 457 | simple-fixnum-vector ; 23 |
|---|
| 458 | simple-base-string ; 24 |
|---|
| 459 | simple-unsigned-byte-vector ; 25 |
|---|
| 460 | simple-signed-byte-vector ; 26 |
|---|
| 461 | bogus ; 27 |
|---|
| 462 | simple-unsigned-word-vector ; 28 |
|---|
| 463 | simple-signed-word-vector ; 29 |
|---|
| 464 | simple-double-float-vector ; 30 |
|---|
| 465 | simple-bit-vector ; 31 |
|---|
| 466 | )) |
|---|
| 467 | |
|---|
| 468 | (defun %type-of (thing) |
|---|
| 469 | (let* ((typecode (typecode thing))) |
|---|
| 470 | (declare (fixnum typecode)) |
|---|
| 471 | (if (= typecode ppc32::tag-fixnum) |
|---|
| 472 | 'fixnum |
|---|
| 473 | (if (= typecode ppc32::tag-list) |
|---|
| 474 | (if thing 'cons 'null) |
|---|
| 475 | (if (= typecode ppc32::tag-imm) |
|---|
| 476 | (if (base-char-p thing) |
|---|
| 477 | 'base-char |
|---|
| 478 | 'immediate) |
|---|
| 479 | (if (= typecode ppc32::subtag-macptr) |
|---|
| 480 | (if (classp thing) |
|---|
| 481 | (class-name thing) |
|---|
| 482 | 'macptr) |
|---|
| 483 | (let* ((tag-type (logand typecode ppc32::full-tag-mask)) |
|---|
| 484 | (tag-val (ash typecode (- ppc32::ntagbits)))) |
|---|
| 485 | (declare (fixnum tag-type tag-val)) |
|---|
| 486 | (if (/= tag-type ppc32::fulltag-nodeheader) |
|---|
| 487 | (%svref *immheader-types* tag-val) |
|---|
| 488 | (let ((type (%svref *nodeheader-types* tag-val))) |
|---|
| 489 | (if (eq type 'function) |
|---|
| 490 | (let ((bits (lfun-bits thing))) |
|---|
| 491 | (declare (fixnum bits)) |
|---|
| 492 | (if (logbitp $lfbits-trampoline-bit bits) |
|---|
| 493 | (let ((inner-fn (closure-function thing))) |
|---|
| 494 | (if (neq inner-fn thing) |
|---|
| 495 | (let ((inner-bits (lfun-bits inner-fn))) |
|---|
| 496 | (if (logbitp $lfbits-method-bit inner-bits) |
|---|
| 497 | 'compiled-lexical-closure |
|---|
| 498 | (if (logbitp $lfbits-gfn-bit inner-bits) |
|---|
| 499 | 'standard-generic-function ; not precisely - see class-of |
|---|
| 500 | (if (logbitp $lfbits-cm-bit inner-bits) |
|---|
| 501 | 'combined-method |
|---|
| 502 | 'compiled-lexical-closure)))) |
|---|
| 503 | 'compiled-lexical-closure)) |
|---|
| 504 | (if (logbitp $lfbits-method-bit bits) |
|---|
| 505 | 'method-function |
|---|
| 506 | 'compiled-function))) |
|---|
| 507 | (if (eq type 'lock) |
|---|
| 508 | (or (uvref thing ppc32::lock.kind-cell) |
|---|
| 509 | type) |
|---|
| 510 | type))))))))))) |
|---|
| 511 | |
|---|
| 512 | );#+ppc32-target |
|---|
| 513 | |
|---|
| 514 | #+ppc64-target |
|---|
| 515 | (progn |
|---|
| 516 | (defparameter *immheader-types* |
|---|
| 517 | #(bogus |
|---|
| 518 | bogus |
|---|
| 519 | code-vector |
|---|
| 520 | bogus |
|---|
| 521 | bogus |
|---|
| 522 | bogus |
|---|
| 523 | xcode-vector |
|---|
| 524 | macptr |
|---|
| 525 | bogus |
|---|
| 526 | bogus |
|---|
| 527 | bignum |
|---|
| 528 | dead-macptr |
|---|
| 529 | bogus |
|---|
| 530 | bogus |
|---|
| 531 | double-float |
|---|
| 532 | bogus |
|---|
| 533 | bogus |
|---|
| 534 | bogus |
|---|
| 535 | bogus |
|---|
| 536 | bogus |
|---|
| 537 | bogus |
|---|
| 538 | bogus |
|---|
| 539 | bogus |
|---|
| 540 | bogus |
|---|
| 541 | bogus |
|---|
| 542 | bogus |
|---|
| 543 | bogus |
|---|
| 544 | bogus |
|---|
| 545 | bogus |
|---|
| 546 | bogus |
|---|
| 547 | bogus |
|---|
| 548 | bogus |
|---|
| 549 | bogus |
|---|
| 550 | bogus |
|---|
| 551 | bogus |
|---|
| 552 | bogus |
|---|
| 553 | simple-signed-byte-vector |
|---|
| 554 | simple-signed-word-vector |
|---|
| 555 | simple-signed-long-vector |
|---|
| 556 | simple-signed-doubleword-vector |
|---|
| 557 | simple-unsigned-byte-vector |
|---|
| 558 | simple-unsigned-word-vector |
|---|
| 559 | simple-unsigned-long-vector |
|---|
| 560 | simple-unsigned-doubleword-vector |
|---|
| 561 | bogus |
|---|
| 562 | bogus |
|---|
| 563 | simple-short-float-vector |
|---|
| 564 | simple-fixnum-vector |
|---|
| 565 | bogus |
|---|
| 566 | bogus |
|---|
| 567 | bogus |
|---|
| 568 | simple-double-float-vector |
|---|
| 569 | bogus |
|---|
| 570 | bogus |
|---|
| 571 | simple-base-string |
|---|
| 572 | bogus |
|---|
| 573 | bogus |
|---|
| 574 | bogus |
|---|
| 575 | bogus |
|---|
| 576 | bogus |
|---|
| 577 | bogus |
|---|
| 578 | simple-bit-vector |
|---|
| 579 | bogus |
|---|
| 580 | bogus)) |
|---|
| 581 | |
|---|
| 582 | (defparameter *nodeheader-types* |
|---|
| 583 | #(function |
|---|
| 584 | catch-frame |
|---|
| 585 | slot-vector |
|---|
| 586 | ratio |
|---|
| 587 | symbol |
|---|
| 588 | basic-stream |
|---|
| 589 | standard-instance |
|---|
| 590 | complex |
|---|
| 591 | bogus |
|---|
| 592 | lock |
|---|
| 593 | structure |
|---|
| 594 | bogus |
|---|
| 595 | bogus |
|---|
| 596 | hash-vector |
|---|
| 597 | internal-structure |
|---|
| 598 | bogus |
|---|
| 599 | bogus |
|---|
| 600 | pool |
|---|
| 601 | value-cell |
|---|
| 602 | bogus |
|---|
| 603 | bogus |
|---|
| 604 | population |
|---|
| 605 | xfunction |
|---|
| 606 | bogus |
|---|
| 607 | bogus |
|---|
| 608 | package |
|---|
| 609 | bogus |
|---|
| 610 | bogus |
|---|
| 611 | bogus |
|---|
| 612 | bogus |
|---|
| 613 | bogus |
|---|
| 614 | bogus |
|---|
| 615 | bogus |
|---|
| 616 | array-header |
|---|
| 617 | vector-header |
|---|
| 618 | simple-vector |
|---|
| 619 | bogus |
|---|
| 620 | bogus |
|---|
| 621 | bogus |
|---|
| 622 | bogus |
|---|
| 623 | bogus |
|---|
| 624 | bogus |
|---|
| 625 | bogus |
|---|
| 626 | bogus |
|---|
| 627 | bogus |
|---|
| 628 | bogus |
|---|
| 629 | bogus |
|---|
| 630 | bogus |
|---|
| 631 | bogus |
|---|
| 632 | bogus |
|---|
| 633 | bogus |
|---|
| 634 | bogus |
|---|
| 635 | bogus |
|---|
| 636 | bogus |
|---|
| 637 | bogus |
|---|
| 638 | bogus |
|---|
| 639 | bogus |
|---|
| 640 | bogus |
|---|
| 641 | bogus |
|---|
| 642 | bogus |
|---|
| 643 | bogus |
|---|
| 644 | bogus |
|---|
| 645 | bogus |
|---|
| 646 | bogus |
|---|
| 647 | ) |
|---|
| 648 | ) |
|---|
| 649 | |
|---|
| 650 | |
|---|
| 651 | (defun %type-of (thing) |
|---|
| 652 | (if (null thing) |
|---|
| 653 | 'null |
|---|
| 654 | (let* ((typecode (typecode thing))) |
|---|
| 655 | (declare (fixnum typecode)) |
|---|
| 656 | (cond ((= typecode ppc64::tag-fixnum) 'fixnum) |
|---|
| 657 | ((= typecode ppc64::fulltag-cons) 'cons) |
|---|
| 658 | ((= typecode ppc64::subtag-character) 'character) |
|---|
| 659 | ((= typecode ppc64::subtag-single-float) 'short-float) |
|---|
| 660 | (t (let* ((lowtag (logand typecode ppc64::lowtagmask))) |
|---|
| 661 | (declare (fixnum lowtag)) |
|---|
| 662 | (cond ((= lowtag ppc64::lowtag-immheader) |
|---|
| 663 | (%svref *immheader-types* (ash typecode -2))) |
|---|
| 664 | ((= lowtag ppc64::lowtag-nodeheader) |
|---|
| 665 | (let* ((type (%svref *nodeheader-types* |
|---|
| 666 | (ash typecode -2)))) |
|---|
| 667 | (cond ((eq type 'function) |
|---|
| 668 | (let ((bits (lfun-bits thing))) |
|---|
| 669 | (declare (fixnum bits)) |
|---|
| 670 | (if (logbitp $lfbits-trampoline-bit bits) |
|---|
| 671 | (let ((inner-fn (closure-function thing))) |
|---|
| 672 | (if (neq inner-fn thing) |
|---|
| 673 | (let ((inner-bits (lfun-bits inner-fn))) |
|---|
| 674 | (if (logbitp $lfbits-method-bit inner-bits) |
|---|
| 675 | 'compiled-lexical-closure |
|---|
| 676 | (if (logbitp $lfbits-gfn-bit inner-bits) |
|---|
| 677 | 'standard-generic-function ; not precisely - see class-of |
|---|
| 678 | (if (logbitp $lfbits-cm-bit inner-bits) |
|---|
| 679 | 'combined-method |
|---|
| 680 | 'compiled-lexical-closure)))) |
|---|
| 681 | 'compiled-lexical-closure)) |
|---|
| 682 | (if (logbitp $lfbits-method-bit bits) |
|---|
| 683 | 'method-function |
|---|
| 684 | 'compiled-function)))) |
|---|
| 685 | ((eq type 'lock) |
|---|
| 686 | (or (uvref thing ppc64::lock.kind-cell) |
|---|
| 687 | type)) |
|---|
| 688 | (t type)))) |
|---|
| 689 | (t 'immediate)))))))) |
|---|
| 690 | );#+ppc64-target |
|---|
| 691 | |
|---|
| 692 | |
|---|
| 693 | |
|---|
| 694 | #+x8664-target |
|---|
| 695 | (progn |
|---|
| 696 | (defparameter *nodeheader-0-types* |
|---|
| 697 | #(bogus |
|---|
| 698 | symbol-vector |
|---|
| 699 | catch-frame |
|---|
| 700 | hash-vector |
|---|
| 701 | pool |
|---|
| 702 | population |
|---|
| 703 | package |
|---|
| 704 | slot-vector |
|---|
| 705 | basic-stream |
|---|
| 706 | function-vector ;8 |
|---|
| 707 | array-header |
|---|
| 708 | bogus |
|---|
| 709 | bogus |
|---|
| 710 | bogus |
|---|
| 711 | bogus |
|---|
| 712 | bogus |
|---|
| 713 | )) |
|---|
| 714 | |
|---|
| 715 | (defparameter *nodeheader-1-types* |
|---|
| 716 | #(bogus |
|---|
| 717 | ratio |
|---|
| 718 | complex |
|---|
| 719 | structure |
|---|
| 720 | istruct |
|---|
| 721 | value-cell |
|---|
| 722 | xfunction |
|---|
| 723 | lock |
|---|
| 724 | instance |
|---|
| 725 | bogus |
|---|
| 726 | vector-header |
|---|
| 727 | simple-vector |
|---|
| 728 | bogus |
|---|
| 729 | bogus |
|---|
| 730 | bogus |
|---|
| 731 | bogus |
|---|
| 732 | )) |
|---|
| 733 | |
|---|
| 734 | (defparameter *immheader-0-types* |
|---|
| 735 | #(bogus |
|---|
| 736 | bogus |
|---|
| 737 | bogus |
|---|
| 738 | bogus |
|---|
| 739 | bogus |
|---|
| 740 | bogus |
|---|
| 741 | bogus |
|---|
| 742 | bogus |
|---|
| 743 | bogus |
|---|
| 744 | bogus |
|---|
| 745 | simple-signed-word-vector |
|---|
| 746 | simple-unsigned-word-vector |
|---|
| 747 | bogus |
|---|
| 748 | simple-signed-byte-vector |
|---|
| 749 | simple-unsigned-byte-vector |
|---|
| 750 | bit-vector)) |
|---|
| 751 | |
|---|
| 752 | (defparameter *immheader-1-types* |
|---|
| 753 | #(bogus |
|---|
| 754 | bignum |
|---|
| 755 | double-float |
|---|
| 756 | xcode-vector |
|---|
| 757 | bogus |
|---|
| 758 | bogus |
|---|
| 759 | bogus |
|---|
| 760 | bogus |
|---|
| 761 | bogus |
|---|
| 762 | bogus |
|---|
| 763 | bogus |
|---|
| 764 | bogus |
|---|
| 765 | simple-base-string |
|---|
| 766 | simple-signed-long-vector |
|---|
| 767 | simple-unsigned-long-vector |
|---|
| 768 | single-float-vector)) |
|---|
| 769 | |
|---|
| 770 | (defparameter *immheader-2-types* |
|---|
| 771 | #(bogus |
|---|
| 772 | macptr |
|---|
| 773 | dead-macptr |
|---|
| 774 | bogus |
|---|
| 775 | bogus |
|---|
| 776 | bogus |
|---|
| 777 | bogus |
|---|
| 778 | bogus |
|---|
| 779 | bogus |
|---|
| 780 | bogus |
|---|
| 781 | bogus |
|---|
| 782 | bogus |
|---|
| 783 | simple-fixnum-vector |
|---|
| 784 | simple-signed-doubleword-vector |
|---|
| 785 | simple-unsigned-doubleword-vector |
|---|
| 786 | double-float-vector)) |
|---|
| 787 | |
|---|
| 788 | |
|---|
| 789 | (defparameter *x8664-%type-of-functions* nil) |
|---|
| 790 | |
|---|
| 791 | (let* ((fixnum (lambda (x) (declare (ignore x)) 'fixnum)) |
|---|
| 792 | (tra (lambda (x) (declare (ignore x)) 'tagged-return-address)) |
|---|
| 793 | (bogus (lambda (x) (declare (ignore x)) 'bogus))) |
|---|
| 794 | (setq *x8664-%type-of-functions* |
|---|
| 795 | (vector |
|---|
| 796 | fixnum ;0 |
|---|
| 797 | (lambda (x) (declare (ignore x)) 'short-float) ;1 |
|---|
| 798 | (lambda (x) (if (characterp x) 'character 'immediate)) ;2 |
|---|
| 799 | (lambda (x) (declare (ignore x)) 'cons) ;3 |
|---|
| 800 | tra ;4 |
|---|
| 801 | bogus ;5 |
|---|
| 802 | bogus ;6 |
|---|
| 803 | bogus ;7 |
|---|
| 804 | fixnum ;8 |
|---|
| 805 | bogus ;9 |
|---|
| 806 | bogus ;10 |
|---|
| 807 | (lambda (x) (declare (ignore x)) 'null) ;11 |
|---|
| 808 | tra ;12 |
|---|
| 809 | (lambda (x) (let* ((typecode (typecode x)) |
|---|
| 810 | (low4 (logand typecode x8664::fulltagmask)) |
|---|
| 811 | (high4 (ash typecode (- x8664::ntagbits)))) |
|---|
| 812 | (declare (type (unsigned-byte 8) typecode) |
|---|
| 813 | (type (unsigned-byte 4) low4 high4)) |
|---|
| 814 | (let* ((name |
|---|
| 815 | (cond ((= low4 x8664::fulltag-immheader-0) |
|---|
| 816 | (%svref *immheader-0-types* high4)) |
|---|
| 817 | ((= low4 x8664::fulltag-immheader-1) |
|---|
| 818 | (%svref *immheader-1-types* high4)) |
|---|
| 819 | ((= low4 x8664::fulltag-immheader-2) |
|---|
| 820 | (%svref *immheader-2-types* high4)) |
|---|
| 821 | ((= low4 x8664::fulltag-nodeheader-0) |
|---|
| 822 | (%svref *nodeheader-0-types* high4)) |
|---|
| 823 | ((= low4 x8664::fulltag-nodeheader-1) |
|---|
| 824 | (%svref *nodeheader-1-types* high4)) |
|---|
| 825 | (t 'bogus)))) |
|---|
| 826 | (or (and (eq name 'lock) |
|---|
| 827 | (uvref x x8664::lock.kind-cell)) |
|---|
| 828 | name)))) ;13 |
|---|
| 829 | (lambda (x) (declare (ignore x)) 'symbol) ;14 |
|---|
| 830 | (lambda (thing) |
|---|
| 831 | (let ((bits (lfun-bits thing))) |
|---|
| 832 | (declare (fixnum bits)) |
|---|
| 833 | (if (logbitp $lfbits-trampoline-bit bits) |
|---|
| 834 | (let ((inner-fn (closure-function thing))) |
|---|
| 835 | (if (neq inner-fn thing) |
|---|
| 836 | (let ((inner-bits (lfun-bits inner-fn))) |
|---|
| 837 | (if (logbitp $lfbits-method-bit inner-bits) |
|---|
| 838 | 'compiled-lexical-closure |
|---|
| 839 | (if (logbitp $lfbits-gfn-bit inner-bits) |
|---|
| 840 | 'standard-generic-function ; not precisely - see class-of |
|---|
| 841 | (if (logbitp $lfbits-cm-bit inner-bits) |
|---|
| 842 | 'combined-method |
|---|
| 843 | 'compiled-lexical-closure)))) |
|---|
| 844 | 'compiled-lexical-closure)) |
|---|
| 845 | (if (logbitp $lfbits-method-bit bits) |
|---|
| 846 | 'method-function |
|---|
| 847 | 'compiled-function))))))) ;15 |
|---|
| 848 | |
|---|
| 849 | |
|---|
| 850 | |
|---|
| 851 | |
|---|
| 852 | |
|---|
| 853 | (defun %type-of (thing) |
|---|
| 854 | (let* ((f (fulltag thing))) |
|---|
| 855 | (funcall (%svref *x8664-%type-of-functions* f) thing))) |
|---|
| 856 | |
|---|
| 857 | |
|---|
| 858 | |
|---|
| 859 | );#+x8664-target |
|---|
| 860 | |
|---|
| 861 | |
|---|
| 862 | ;;; real machine specific huh |
|---|
| 863 | (defun consp (x) |
|---|
| 864 | "Return true if OBJECT is a CONS, and NIL otherwise." |
|---|
| 865 | (consp x)) |
|---|
| 866 | |
|---|
| 867 | (defun characterp (arg) |
|---|
| 868 | "Return true if OBJECT is a CHARACTER, and NIL otherwise." |
|---|
| 869 | (characterp arg)) |
|---|
| 870 | |
|---|
| 871 | (defun base-char-p (c) |
|---|
| 872 | (base-char-p c)) |
|---|
| 873 | |
|---|
| 874 | |
|---|
| 875 | |
|---|
| 876 | |
|---|
| 877 | (defun structurep (form) |
|---|
| 878 | "True if the given object is a named structure, Nil otherwise." |
|---|
| 879 | (= (the fixnum (typecode form)) target::subtag-struct)) |
|---|
| 880 | |
|---|
| 881 | (defun istructp (form) |
|---|
| 882 | (= (the fixnum (typecode form)) target::subtag-istruct)) |
|---|
| 883 | |
|---|
| 884 | (defun structure-typep (thing type) |
|---|
| 885 | (if (= (the fixnum (typecode thing)) target::subtag-struct) |
|---|
| 886 | (if (memq type (%svref thing 0)) |
|---|
| 887 | t))) |
|---|
| 888 | |
|---|
| 889 | |
|---|
| 890 | (defun istruct-typep (thing type) |
|---|
| 891 | (if (= (the fixnum (typecode thing)) target::subtag-istruct) |
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| 892 | (eq (%svref thing 0) type))) |
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| 893 | |
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| 894 | (defun symbolp (thing) |
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| 895 | "Return true if OBJECT is a SYMBOL, and NIL otherwise." |
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| 896 | #+ppc32-target |
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| 897 | (if thing |
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| 898 | (= (the fixnum (typecode thing)) ppc32::subtag-symbol) |
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| 899 | t) |
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| 900 | #+ppc64-target |
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| 901 | (= (the fixnum (typecode thing)) ppc64::subtag-symbol) |
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| 902 | #+x8664-target |
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| 903 | (if thing |
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| 904 | (= (the fixnum (lisptag thing)) x8664::tag-symbol) |
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| 905 | t) |
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| 906 | ) |
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| 907 | |
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| 908 | (defun packagep (thing) |
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| 909 | (= (the fixnum (typecode thing)) target::subtag-package)) |
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| 910 | |
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| 911 | ;;; 1 if by land, 2 if by sea. |
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| 912 | (defun sequence-type (x) |
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| 913 | (unless (>= (the fixnum (typecode x)) target::min-vector-subtag) |
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| 914 | (or (listp x) |
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| 915 | (report-bad-arg x 'sequence)))) |
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| 916 | |
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| 917 | (defun uvectorp (x) |
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| 918 | (= (the fixnum (fulltag x)) target::fulltag-misc)) |
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| 919 | |
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| 920 | (setf (type-predicate 'uvector) 'uvectorp) |
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| 921 | |
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| 922 | (defun listp (x) |
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| 923 | (listp x)) |
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