| 1 | ;;;-*- Mode: Lisp; Package: ccl -*-
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| 2 |
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| 3 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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| 4 | ;;
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| 5 | ;; disk-cache-accessors.lisp
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| 6 | ;; low-level accessors for disk-cache's
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| 7 | ;;
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| 8 | ;; Portions Copyright © 2006 Clozure Associates
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| 9 | ;; Copyright © 1996 Digitool, Inc.
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| 10 | ;; Copyright © 1992-1995 Apple Computer, Inc.
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| 11 | ;; All rights reserved.
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| 12 | ;; Permission is given to use, copy, and modify this software provided
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| 13 | ;; that Digitool is given credit in all derivative works.
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| 14 | ;; This software is provided "as is". Digitool makes no warranty or
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| 15 | ;; representation, either express or implied, with respect to this software,
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| 16 | ;; its quality, accuracy, merchantability, or fitness for a particular
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| 17 | ;; purpose.
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| 18 | ;;
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| 19 |
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| 20 | (eval-when (:execute)
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| 21 | ;; We lie a lot about the types of arrays. The compiler is willing
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| 22 | ;; to trust us, the evaluator might not.
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| 23 | (warn "This file must be compiled, it probably won't work evaluated."))
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| 24 |
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| 25 | ;;;;;;;;;;;;;;;;;;;;;;;;;;
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| 26 | ;;
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| 27 | ;; Modification History
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| 28 | ;;
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| 29 | ;; 02/01/06 gz LispWorks port
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| 30 | ;; ------------- 0.961
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| 31 | ;; 09/19/96 bill The PPC version of %%load-pointer handles short floats now via %%load-short-float
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| 32 | ;; 09/18/96 bill Fix brain-damage in PPC versions of read-double-float and (setf read-double-float)
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| 33 | ;; ------------- 0.96
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| 34 | ;; 06/14/96 bill AlanR's fix to read-double-float
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| 35 | ;; ------------- 0.95
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| 36 | ;; 03/20/96 bill Make work in MCL-PPC
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| 37 | ;; ------------- 0.93
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| 38 | ;; 05/25/95 bill more da -> da.l changes.
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| 39 | ;; ------------- 0.9
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| 40 | ;; 03/13/95 bill byte-array-p & ensure-byte-array-p move to "block-io-mcl.lisp"
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| 41 | ;; 10/28/94 Moon Change without-interrupts to with-databases-locked.
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| 42 | ;; 10/03/94 bill (setf wood::read-8-bits) no longer fails when writing
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| 43 | ;; less than 4 bytes from the end of the buffer.
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| 44 | ;; 09/21/94 bill without-interrupts as necessary for interlocking
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| 45 | ;; ------------- 0.8
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| 46 | ;; 08/10/93 bill eval-when around requires of lapmacros & lispequ.
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| 47 | ;; ------------- 0.6
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| 48 | ;; 12/09/92 bill fill-long, fill-word, & fill-byte return right away if (<= count 0).
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| 49 | ;; ------------- 0.5
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| 50 | ;; 07/23/92 bill array-data-and-offset -> lenient-array-data-and-offset
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| 51 | ;; length -> uvector-bytes
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| 52 | ;; These make the code that saves and restores non-array
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| 53 | ;; ivectors (e.g. bignums, ratios, complex numbers)
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| 54 | ;; work correctly.
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| 55 | ;; 07/20/92 bill da -> da.l where necessary.
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| 56 | ;; ------------ 0.1
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| 57 | ;; 05/30/92 bill read-string & fill-xxx now skip $block-overhead
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| 58 | ;; 03/16/92 bill New file.
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| 59 | ;;
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| 60 |
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| 61 | (in-package :wood)
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| 62 |
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| 63 | (export '(read-long read-unsigned-long
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| 64 | read-string read-pointer
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| 65 | read-low-24-bits read-8-bits
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| 66 | fill-long fill-word fill-byte))
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| 67 |
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| 68 | #+ccl
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| 69 | (eval-when (:compile-toplevel :execute)
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| 70 | #-ppc-target
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| 71 | (require :lapmacros)
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| 72 | (require :lispequ))
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| 73 |
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| 74 | #+ppc-target
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| 75 | (progn
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| 76 |
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| 77 | (declaim (inline %%load-long %%load-unsigned-long))
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| 78 |
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| 79 | (defun %%load-long (array address)
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| 80 | (declare (type (simple-array (unsigned-byte 16) (*)) array)
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| 81 | (fixnum address)
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| 82 | (optimize (speed 3) (safety 0)))
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| 83 | (let* ((index (ash address -1))
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| 84 | (high-word (aref array index))
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| 85 | (low-word (aref array (the fixnum (1+ index)))))
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| 86 | (declare (fixnum index high-word low-word))
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| 87 | (if (logbitp 15 high-word)
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| 88 | (progn
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| 89 | (setq high-word (- high-word (expt 2 16)))
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| 90 | (if (>= high-word (- (expt 2 (- 15 ppc::fixnum-shift))))
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| 91 | (the fixnum
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| 92 | (+ (the fixnum (ash high-word 16)) low-word))
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| 93 | (+ (ash high-word 16) low-word)))
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| 94 | (if (< high-word (expt 2 (- 15 ppc::fixnum-shift)))
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| 95 | (the fixnum
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| 96 | (+ (the fixnum (ash high-word 16)) low-word))
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| 97 | (+ (ash high-word 16) low-word)))))
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| 98 |
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| 99 | (defun %%load-unsigned-long (array address)
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| 100 | (declare (type (simple-array (unsigned-byte 16) (*)) array)
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| 101 | (fixnum address)
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| 102 | (optimize (speed 3) (safety 0)))
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| 103 | (let* ((index (ash address -1))
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| 104 | (high-word (aref array index))
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| 105 | (low-word (aref array (the fixnum (1+ index)))))
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| 106 | (declare (fixnum index high-word low-word))
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| 107 | (if (< high-word (expt 2 (- 15 ppc::fixnum-shift)))
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| 108 | (the fixnum
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| 109 | (+ (the fixnum (ash high-word 16)) low-word))
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| 110 | (+ (ash high-word 16) low-word))))
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| 111 |
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| 112 | ) ; end of #+ppc-target progn
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| 113 |
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| 114 | #+LispWorks
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| 115 | (progn
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| 116 |
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| 117 | (defun-inline %%load-long (byte-array address)
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| 118 | (declare (type (simple-array (unsigned-byte 8) (*)) byte-array)
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| 119 | (type fixnum address)
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| 120 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
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| 121 | (sys:int32-to-integer
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| 122 | (sys:int32-logior
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| 123 | (sys:int32-logior (sys:int32<< (aref byte-array (the fixnum address)) 24)
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| 124 | (sys:int32<< (aref byte-array (the fixnum (+ address 1))) 16))
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| 125 | (sys:int32-logior (sys:int32<< (aref byte-array (the fixnum (+ address 2))) 8)
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| 126 | (aref byte-array (the fixnum (+ address 3)))))))
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| 127 |
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| 128 | (defun-inline %%load-unsigned-long (byte-array address)
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| 129 | (declare (type (simple-array (unsigned-byte 8) (*)) byte-array)
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| 130 | (type fixnum address)
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| 131 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
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| 132 | (let* ((b0 (aref byte-array address))
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| 133 | (int (sys:int32-to-integer
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| 134 | (sys:int32-logior
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| 135 | (sys:int32-logior (sys:int32<< b0 24)
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| 136 | (sys:int32<< (aref byte-array (the fixnum (+ address 1))) 16))
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| 137 | (sys:int32-logior (sys:int32<< (aref byte-array (the fixnum (+ address 2))) 8)
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| 138 | (aref byte-array (the fixnum (+ address 3))))))))
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| 139 | (declare (type (unsigned-byte 8) b0))
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| 140 | (if (logbitp 7 b0)
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| 141 | (logand #xFFFFFFFF int)
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| 142 | int)))
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| 143 | )
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| 144 |
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| 145 | (defun read-long (disk-cache address)
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| 146 | (with-databases-locked
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| 147 | (multiple-value-bind (array index count)
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| 148 | (get-disk-page disk-cache address)
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| 149 | (declare (fixnum index count))
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| 150 | (unless (and (>= count 4) (eql 0 (the fixnum (logand 1 index))))
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| 151 | (error "Address odd or past eof: ~s" address))
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| 152 | #+ccl-68k-target
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| 153 | (ccl::lap-inline ()
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| 154 | (:variable array index)
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| 155 | (ccl::move.l (ccl::varg array) ccl::atemp0)
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| 156 | (ccl::move.l (ccl::varg index) ccl::da)
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| 157 | (ccl::getint ccl::da)
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| 158 | (ccl::move.l (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::arg_z)
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| 159 | (ccl::jsr_subprim ccl::$sp-mklong))
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| 160 | #-ccl-68k-target
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| 161 | (%%load-long array index))))
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| 162 |
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| 163 | (defmacro check-byte-array-address (address size array)
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| 164 | (let ((addr (gensym)))
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| 165 | `(let ((,addr ,address))
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| 166 | (unless (and (<= 0 ,addr)
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| 167 | ,(if (eql size 1)
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| 168 | `(< ,addr (length ,array))
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| 169 | `(<= (the fixnum (+ ,addr ,size)) (length ,array))))
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| 170 | (error "Attempt to access outside of buffer bounds")))))
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| 171 |
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| 172 | (defun %load-long (array address)
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| 173 | (ensure-byte-array array)
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| 174 | (unless (fixnump address)
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| 175 | (setq address (require-type address 'fixnum)))
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| 176 | (locally (declare (fixnum address))
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| 177 | (check-byte-array-address address 4 array)
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| 178 | (unless (eql 0 (the fixnum (logand 1 address)))
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| 179 | (error "Odd address: ~s" address))
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| 180 | #+ccl-68k-target
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| 181 | (ccl::lap-inline ()
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| 182 | (:variable array address immediate?)
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| 183 | (ccl::move.l (ccl::varg array) ccl::atemp0)
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| 184 | (ccl::move.l (ccl::varg address) ccl::da)
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| 185 | (ccl::getint ccl::da)
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| 186 | (ccl::move.l (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::arg_z)
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| 187 | (ccl::jsr_subprim ccl::$sp-mklong))
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| 188 | #-ccl-68k-target
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| 189 | (%%load-long array address)))
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| 190 |
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| 191 | (defun read-unsigned-long (disk-cache address)
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| 192 | (with-databases-locked
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| 193 | (multiple-value-bind (array index count)
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| 194 | (get-disk-page disk-cache address)
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| 195 | (declare (fixnum index count))
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| 196 | (unless (and (>= count 4) (eql 0 (the fixnum (logand 1 index))))
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| 197 | (error "Address odd or past eof: ~s" address))
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| 198 | #+ccl-68k-target
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| 199 | (ccl::lap-inline ()
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| 200 | (:variable array index)
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| 201 | (ccl::move.l (ccl::varg array) ccl::atemp0)
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| 202 | (ccl::move.l (ccl::varg index) ccl::da)
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| 203 | (ccl::getint ccl::da)
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| 204 | (ccl::move.l (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::arg_z)
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| 205 | (ccl::jsr_subprim ccl::$sp-mkulong))
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| 206 | #-ccl-68k-target
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| 207 | (%%load-unsigned-long array index))))
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| 208 |
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| 209 | (defun %load-unsigned-long (array address)
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| 210 | (ensure-byte-array array)
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| 211 | (setq address (require-type address 'fixnum))
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| 212 | (locally (declare (fixnum address))
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| 213 | (check-byte-array-address address 4 array)
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| 214 | (unless (eql 0 (the fixnum (logand 1 address)))
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| 215 | (error "Odd address: ~s" address))
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| 216 | #+ccl-68k-target
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| 217 | (ccl::lap-inline ()
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| 218 | (:variable array address)
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| 219 | (ccl::move.l (ccl::varg array) ccl::atemp0)
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| 220 | (ccl::move.l (ccl::varg address) ccl::da)
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| 221 | (ccl::getint ccl::da)
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| 222 | (ccl::move.l (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::arg_z)
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| 223 | (ccl::jsr_subprim ccl::$sp-mkulong))
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| 224 | #-ccl-68k-target
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| 225 | (%%load-unsigned-long array address)))
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| 226 |
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| 227 | #+ppc-target
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| 228 | (defun-inline %%store-long (value array address)
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| 229 | (declare (type (simple-array (unsigned-byte 16) (*)) array)
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| 230 | (fixnum address)
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| 231 | (optimize (speed 3) (safety 0)))
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| 232 | (let ((index (ash address -1))
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| 233 | (low-word 0)
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| 234 | (high-word 0))
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| 235 | (if (fixnump value)
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| 236 | (locally (declare (fixnum low-word high-word address))
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| 237 | (setq low-word (logand value #xffff)
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| 238 | high-word (ash value -16)))
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| 239 | (setq low-word (logand value #xffff)
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| 240 | high-word (ash value -16)))
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| 241 | (setf (aref array index) high-word
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| 242 | (aref array (the fixnum (1+ index))) low-word))
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| 243 | value)
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| 244 |
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| 245 | #+LispWorks
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| 246 | (defun %%store-long (value array address)
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| 247 | (declare (type (simple-array (unsigned-byte 8) (*)) array)
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| 248 | (type fixnum address)
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| 249 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
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| 250 | (let ((int (sys:integer-to-int32 value)))
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| 251 | (declare (type sys:int32 int))
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| 252 | (setf (aref array (the fixnum address)) (the fixnum (sys:int32-to-integer (sys:int32>> int 24))))
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| 253 | (setf (aref array (the fixnum (+ address 1))) (the fixnum (sys:int32-to-integer (sys:int32>> int 16))))
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| 254 | (setf (aref array (the fixnum (+ address 2))) (the fixnum (sys:int32-to-integer (sys:int32>> int 8))))
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| 255 | (setf (aref array (the fixnum (+ address 3))) (the fixnum (sys:int32-to-integer int)))))
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| 256 |
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| 257 | (defun (setf read-long) (value disk-cache address)
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| 258 | (unless (>= (disk-cache-size disk-cache)
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| 259 | (+ address 4))
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| 260 | (extend-disk-cache disk-cache (+ address 4)))
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| 261 | (with-databases-locked
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| 262 | (multiple-value-bind (array index count)
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| 263 | (get-disk-page disk-cache address t)
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| 264 | (declare (fixnum index count))
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| 265 | (unless (and (>= count 4) (eql 0 (the fixnum (logand 1 index))))
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| 266 | (error "Address odd or past eof: ~s" address))
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| 267 | #+ccl-68k-target
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| 268 | (ccl::lap-inline ()
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| 269 | (:variable array index value)
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| 270 | (ccl::move.l (ccl::varg value) ccl::arg_z)
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| 271 | (ccl::jsr_subprim ccl::$sp-getxlong)
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| 272 | (ccl::move.l (ccl::varg array) ccl::atemp0)
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| 273 | (ccl::move.l (ccl::varg index) ccl::da)
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| 274 | (ccl::getint ccl::da)
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| 275 | (ccl::move.l ccl::acc (ccl::atemp0 ccl::da.l ccl::$v_data)))
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| 276 | #-ccl-68k-target
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| 277 | (%%store-long value array index)))
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| 278 | value)
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| 279 |
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| 280 | (defsetf read-unsigned-long (disk-cache address) (value)
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| 281 | `(setf (read-long ,disk-cache ,address) ,value))
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| 282 |
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| 283 | (defun %store-long (value array address)
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| 284 | (ensure-byte-array array)
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| 285 | (setq address (require-type address 'fixnum))
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| 286 | (locally (declare (fixnum address))
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| 287 | (check-byte-array-address address 4 array)
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| 288 | (unless (eql 0 (the fixnum (logand 1 address)))
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| 289 | (error "Odd address: ~s" address))
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| 290 | #+ccl-68k-target
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| 291 | (ccl::lap-inline ()
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| 292 | (:variable array address value)
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| 293 | (ccl::move.l (ccl::varg value) ccl::arg_z)
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| 294 | (ccl::jsr_subprim ccl::$sp-getxlong)
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| 295 | (ccl::move.l (ccl::varg array) ccl::atemp0)
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| 296 | (ccl::move.l (ccl::varg address) ccl::da)
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| 297 | (ccl::getint ccl::da)
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| 298 | (ccl::move.l ccl::acc (ccl::atemp0 ccl::da.l ccl::$v_data)))
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| 299 | #-ccl-68k-target
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| 300 | (%%store-long value array address))
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| 301 | value)
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| 302 |
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| 303 | #+ppc-target
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| 304 | (progn
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| 305 |
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| 306 | (defun-inline %%load-word (array index)
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| 307 | (locally (declare (type (simple-array (signed-byte 16) (*)) array)
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| 308 | (optimize (speed 3) (safety 0)))
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| 309 | (setq index (ash index -1))
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| 310 | (aref array index)))
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| 311 |
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| 312 | (defun-inline %%load-unsigned-word (array index)
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| 313 | (declare (type (simple-array (unsigned-byte 16) (*)) array)
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| 314 | (optimize (speed 3) (safety 0)))
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| 315 | (aref array (the fixnum (ash index -1))))
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| 316 |
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| 317 | (defun-inline %%store-word (value array index)
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| 318 | (locally (declare (type (simple-array (unsigned-byte 16) (*)) array)
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| 319 | (type fixnum index)
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| 320 | (optimize (speed 3) (safety 0)))
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| 321 | (setq index (ash index -1))
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| 322 | (setf (aref array index) value)))
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| 323 |
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| 324 | )
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| 325 |
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| 326 |
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| 327 | #+LispWorks
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| 328 | (progn
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| 329 | (defun-inline %%load-word (array address)
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| 330 | (declare (type (simple-array (unsigned-byte 8) (*)) array)
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| 331 | (type fixnum address)
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| 332 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
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| 333 | (let ((b0 (aref array address)))
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| 334 | (declare (type (unsigned-byte 8) b0))
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| 335 | (the fixnum
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| 336 | (sys:int32-to-integer
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| 337 | (sys:int32-logior (sys:int32>> (sys:int32<< b0 24) 16) ;; sign-extend
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| 338 | (aref array (the fixnum (1+ address))))))))
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| 339 |
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| 340 | (defun-inline %%load-unsigned-word (array address)
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| 341 | (declare (type (simple-array (unsigned-byte 8) (*)) array)
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| 342 | (type fixnum address)
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| 343 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
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| 344 | (the fixnum
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| 345 | (sys:int32-to-integer
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| 346 | (sys:int32-logior (sys:int32<< (aref array address) 8) (aref array (the fixnum (1+ address)))))))
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|---|
| 347 |
|
|---|
| 348 | (defun-inline %%store-word (value array address)
|
|---|
| 349 | (declare (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 350 | (type fixnum address)
|
|---|
| 351 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
|
|---|
| 352 | (let ((int (sys:integer-to-int32 value)))
|
|---|
| 353 | (declare (type sys:int32 int))
|
|---|
| 354 | (setf (aref array (the fixnum address)) (the fixnum (sys:int32-to-integer (sys:int32>> int 8))))
|
|---|
| 355 | (setf (aref array (the fixnum (+ address 1))) (the fixnum (sys:int32-to-integer int)))))
|
|---|
| 356 | )
|
|---|
| 357 |
|
|---|
| 358 | (defun read-word (disk-cache address)
|
|---|
| 359 | (with-databases-locked
|
|---|
| 360 | (multiple-value-bind (array index count)
|
|---|
| 361 | (get-disk-page disk-cache address)
|
|---|
| 362 | (declare (fixnum index count))
|
|---|
| 363 | (unless (and (>= count 2) (eql 0 (the fixnum (logand 1 index))))
|
|---|
| 364 | (error "Address odd or past eof: ~s" address))
|
|---|
| 365 | #+ccl-68k-target
|
|---|
| 366 | (ccl::lap-inline ()
|
|---|
| 367 | (:variable array index)
|
|---|
| 368 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 369 | (ccl::move.l (ccl::varg index) ccl::da)
|
|---|
| 370 | (ccl::getint ccl::da)
|
|---|
| 371 | (ccl::move.w (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::acc)
|
|---|
| 372 | (ccl::ext.l ccl::acc)
|
|---|
| 373 | (ccl::mkint ccl::acc))
|
|---|
| 374 | #-ccl-68k-target
|
|---|
| 375 | (%%load-word array index))))
|
|---|
| 376 |
|
|---|
| 377 | (defun %load-word (array address)
|
|---|
| 378 | (ensure-byte-array array)
|
|---|
| 379 | (setq address (require-type address 'fixnum))
|
|---|
| 380 | (locally (declare (fixnum address))
|
|---|
| 381 | (check-byte-array-address address 2 array)
|
|---|
| 382 | (unless (eql 0 (the fixnum (logand 1 address)))
|
|---|
| 383 | (error "Odd address: ~s" address))
|
|---|
| 384 | #+ccl-68k-target
|
|---|
| 385 | (ccl::lap-inline ()
|
|---|
| 386 | (:variable array address)
|
|---|
| 387 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 388 | (ccl::move.l (ccl::varg address) ccl::da)
|
|---|
| 389 | (ccl::getint ccl::da)
|
|---|
| 390 | (ccl::move.w (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::acc)
|
|---|
| 391 | (ccl::ext.l ccl::acc)
|
|---|
| 392 | (ccl::mkint ccl::acc))
|
|---|
| 393 | #-ccl-68k-target
|
|---|
| 394 | (%%load-word array address)))
|
|---|
| 395 |
|
|---|
| 396 | (defun read-unsigned-word (disk-cache address)
|
|---|
| 397 | (with-databases-locked
|
|---|
| 398 | (multiple-value-bind (array index count)
|
|---|
| 399 | (get-disk-page disk-cache address)
|
|---|
| 400 | (declare (fixnum index count))
|
|---|
| 401 | (unless (and (>= count 2) (eql 0 (the fixnum (logand 1 index))))
|
|---|
| 402 | (error "Address odd or past eof: ~s" address))
|
|---|
| 403 | #+ccl-68k-target
|
|---|
| 404 | (ccl::lap-inline ()
|
|---|
| 405 | (:variable array index)
|
|---|
| 406 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 407 | (ccl::move.l (ccl::varg index) ccl::da)
|
|---|
| 408 | (ccl::getint ccl::da)
|
|---|
| 409 | (ccl::move.l (ccl::$ 0) ccl::acc)
|
|---|
| 410 | (ccl::move.w (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::acc)
|
|---|
| 411 | (ccl::mkint ccl::acc))
|
|---|
| 412 | #-ccl-68k-target
|
|---|
| 413 | (%%load-unsigned-word array index))))
|
|---|
| 414 |
|
|---|
| 415 | (defun %load-unsigned-word (array address)
|
|---|
| 416 | (ensure-byte-array array)
|
|---|
| 417 | (setq address (require-type address 'fixnum))
|
|---|
| 418 | (locally (declare (fixnum address))
|
|---|
| 419 | (check-byte-array-address address 2 array)
|
|---|
| 420 | (unless (eql 0 (the fixnum (logand 1 address)))
|
|---|
| 421 | (error "Odd address: ~s" address))
|
|---|
| 422 | #+ccl-68k-target
|
|---|
| 423 | (ccl::lap-inline ()
|
|---|
| 424 | (:variable array address)
|
|---|
| 425 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 426 | (ccl::move.l (ccl::varg address) ccl::da)
|
|---|
| 427 | (ccl::getint ccl::da)
|
|---|
| 428 | (ccl::move.l (ccl::$ 0) ccl::acc)
|
|---|
| 429 | (ccl::move.w (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::acc)
|
|---|
| 430 | (ccl::mkint ccl::acc))
|
|---|
| 431 | #-ccl-68k-target
|
|---|
| 432 | (%%load-unsigned-word array address)))
|
|---|
| 433 |
|
|---|
| 434 | (defun (setf read-word) (value disk-cache address)
|
|---|
| 435 | (setq value (require-type value 'fixnum))
|
|---|
| 436 | (unless (>= (disk-cache-size disk-cache)
|
|---|
| 437 | (+ address 4))
|
|---|
| 438 | (extend-disk-cache disk-cache (+ address 4)))
|
|---|
| 439 | (with-databases-locked
|
|---|
| 440 | (multiple-value-bind (array index count)
|
|---|
| 441 | (get-disk-page disk-cache address t)
|
|---|
| 442 | (declare (fixnum index count))
|
|---|
| 443 | (unless (and (>= count 2) (eql 0 (the fixnum (logand 1 index))))
|
|---|
| 444 | (error "Odd address: ~s" address))
|
|---|
| 445 | #+ccl-68k-target
|
|---|
| 446 | (ccl::lap-inline ()
|
|---|
| 447 | (:variable array index value)
|
|---|
| 448 | (ccl::move.l (ccl::varg value) ccl::acc)
|
|---|
| 449 | (ccl::getint ccl::acc)
|
|---|
| 450 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 451 | (ccl::move.l (ccl::varg index) ccl::da)
|
|---|
| 452 | (ccl::getint ccl::da)
|
|---|
| 453 | (ccl::move.w ccl::acc (ccl::atemp0 ccl::da.l ccl::$v_data))
|
|---|
| 454 | (ccl::mkint ccl::acc))
|
|---|
| 455 | #-ccl-68k-target
|
|---|
| 456 | (%%store-word value array index))))
|
|---|
| 457 |
|
|---|
| 458 | (defsetf read-unsigned-word (disk-cache address) (value)
|
|---|
| 459 | `(setf (read-word ,disk-cache ,address) ,value))
|
|---|
| 460 |
|
|---|
| 461 | (defun %store-word (value array address)
|
|---|
| 462 | (ensure-byte-array array)
|
|---|
| 463 | (setq address (require-type address 'fixnum))
|
|---|
| 464 | (locally (declare (fixnum address))
|
|---|
| 465 | (check-byte-array-address address 2 array)
|
|---|
| 466 | (unless (eql 0 (the fixnum (logand 1 address)))
|
|---|
| 467 | (error "Address not word aligned: ~s" address))
|
|---|
| 468 | #+ccl-68k-target
|
|---|
| 469 | (ccl::lap-inline ()
|
|---|
| 470 | (:variable value array address)
|
|---|
| 471 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 472 | (ccl::move.l (ccl::varg address) ccl::da)
|
|---|
| 473 | (ccl::getint ccl::da)
|
|---|
| 474 | (ccl::move.l (ccl::varg value) ccl::acc)
|
|---|
| 475 | (ccl::getint ccl::acc)
|
|---|
| 476 | (ccl::move.w ccl::acc (ccl::atemp0 ccl::da.l ccl::$v_data))
|
|---|
| 477 | (ccl::mkint ccl::acc))
|
|---|
| 478 | #-ccl-68k-target
|
|---|
| 479 | (%%store-word value array address)))
|
|---|
| 480 |
|
|---|
| 481 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|---|
| 482 |
|
|---|
| 483 | ; same as %load-pointer, but does no type checking
|
|---|
| 484 | #+ccl-68k-target
|
|---|
| 485 | (progn
|
|---|
| 486 |
|
|---|
| 487 | (defun-inline %%load-pointer (array address)
|
|---|
| 488 | (let (immediate?)
|
|---|
| 489 | (values
|
|---|
| 490 | (ccl::lap-inline ()
|
|---|
| 491 | (:variable array address immediate?)
|
|---|
| 492 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 493 | (ccl::move.l (ccl::varg address) ccl::da)
|
|---|
| 494 | (ccl::getint ccl::da)
|
|---|
| 495 | (ccl::move.l (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::arg_z)
|
|---|
| 496 | (ccl::if# (ccl::ne (ccl::dtagp ccl::arg_z ccl::$t_fixnum ccl::$t_imm ccl::$t_sfloat))
|
|---|
| 497 | (ccl::movereg ccl::arg_z ccl::acc)
|
|---|
| 498 | (ccl::move.l '1 (ccl::varg immediate?))
|
|---|
| 499 | ccl::else#
|
|---|
| 500 | (ccl::jsr_subprim ccl::$sp-mkulong)))
|
|---|
| 501 | immediate?)))
|
|---|
| 502 |
|
|---|
| 503 | ; Same as %store-pointer, but doesn't type check
|
|---|
| 504 | (defun-inline %%store-pointer (value array address &optional immediate?)
|
|---|
| 505 | (ccl::lap-inline ()
|
|---|
| 506 | (:variable array address value immediate?)
|
|---|
| 507 | (ccl::move.l (ccl::varg value) ccl::arg_z)
|
|---|
| 508 | (ccl::if# (ccl::eq (ccl::cmp.l (ccl::varg immediate?) ccl::nilreg))
|
|---|
| 509 | (ccl::jsr_subprim ccl::$sp-getxlong))
|
|---|
| 510 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 511 | (ccl::move.l (ccl::varg address) ccl::da)
|
|---|
| 512 | (ccl::getint ccl::da)
|
|---|
| 513 | (ccl::move.l ccl::acc (ccl::atemp0 ccl::da.l ccl::$v_data))))
|
|---|
| 514 | )
|
|---|
| 515 |
|
|---|
| 516 | #+ppc-target
|
|---|
| 517 | (progn
|
|---|
| 518 |
|
|---|
| 519 | ; Load a Wood fixnum returning a lisp fixnum
|
|---|
| 520 | (ccl::defppclapfunction %%load-fixnum ((array ccl::arg_y) (address ccl::arg_z))
|
|---|
| 521 | (ccl::unbox-fixnum ccl::imm0 address)
|
|---|
| 522 | (ccl::la ccl::imm0 ppc::misc-data-offset ccl::imm0)
|
|---|
| 523 | (ccl::lwzx ccl::imm0 ccl::imm0 array)
|
|---|
| 524 | (ccl::srawi ccl::imm0 ccl::imm0 3)
|
|---|
| 525 | (ccl::box-fixnum ccl::arg_z ccl::imm0)
|
|---|
| 526 | (ccl::blr))
|
|---|
| 527 |
|
|---|
| 528 | (ccl::defppclapfunction %%store-fixnum ((value ccl::arg_x) (array ccl::arg_y) (address ccl::arg_z))
|
|---|
| 529 | (ccl::unbox-fixnum ccl::imm0 address)
|
|---|
| 530 | (ccl::la ccl::imm0 ppc::misc-data-offset ccl::imm0)
|
|---|
| 531 | (ccl::slwi ccl::imm1 value (- 3 ppc::fixnum-shift))
|
|---|
| 532 | (ccl::stwx ccl::imm1 ccl::imm0 array)
|
|---|
| 533 | (ccl::mr ccl::arg_z ccl::arg_x)
|
|---|
| 534 | (ccl::blr))
|
|---|
| 535 |
|
|---|
| 536 | ; Load a Wood character returning a lisp character
|
|---|
| 537 | (ccl::defppclapfunction %%load-character ((array ccl::arg_y) (address ccl::arg_z))
|
|---|
| 538 | (ccl::unbox-fixnum ccl::imm0 address)
|
|---|
| 539 | (ccl::la ccl::imm0 ppc::misc-data-offset ccl::imm0)
|
|---|
| 540 | (ccl::lwzx ccl::imm0 ccl::imm0 array)
|
|---|
| 541 | (ccl::li ccl::arg_z ppc::subtag-character)
|
|---|
| 542 | (ccl::rlwimi ccl::arg_z ccl::imm0 0 0 15)
|
|---|
| 543 | (ccl::blr))
|
|---|
| 544 |
|
|---|
| 545 | (ccl::defppclapfunction %%store-character ((value ccl::arg_x) (array ccl::arg_y) (address ccl::arg_z))
|
|---|
| 546 | (ccl::unbox-fixnum ccl::imm0 address)
|
|---|
| 547 | (ccl::la imm0 ppc::misc-data-offset ccl::imm0)
|
|---|
| 548 | (ccl::li ccl::imm1 ccl::$t_imm_char)
|
|---|
| 549 | (ccl::rlwimi ccl::imm1 value 0 0 15)
|
|---|
| 550 | (ccl::stwx ccl::imm1 ccl::imm0 array)
|
|---|
| 551 | (ccl::mr ccl::arg_z ccl::arg_x)
|
|---|
| 552 | (ccl::blr))
|
|---|
| 553 |
|
|---|
| 554 | (defun-inline %%load-pointer (array address)
|
|---|
| 555 | (declare (optimize (speed 3) (safety 0))
|
|---|
| 556 | (fixnum address))
|
|---|
| 557 | (let* ((tag-byte
|
|---|
| 558 | (locally (declare (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 559 | (optimize (speed 3) (safety 0)))
|
|---|
| 560 | (aref array (the fixnum (+ address 3)))))
|
|---|
| 561 | (tag (logand tag-byte 7)))
|
|---|
| 562 | (declare (fixnum tag-byte tag))
|
|---|
| 563 | (case tag
|
|---|
| 564 | (#.$t_fixnum
|
|---|
| 565 | (values (%%load-fixnum array address) t))
|
|---|
| 566 | (#.$t_imm
|
|---|
| 567 | (values
|
|---|
| 568 | (ecase tag-byte
|
|---|
| 569 | (#.ccl::$undefined (%unbound-marker))
|
|---|
| 570 | (#.ccl::$illegal (ccl::%illegal-marker))
|
|---|
| 571 | (#.ccl::$t_imm_char (%%load-character array address)))
|
|---|
| 572 | t))
|
|---|
| 573 | (#.$t_sfloat
|
|---|
| 574 | (values (%%load-short-float array address) t))
|
|---|
| 575 | (t (%%load-unsigned-long array address)))))
|
|---|
| 576 |
|
|---|
| 577 | (defun %%load-short-float (array address)
|
|---|
| 578 | (declare (fixnum address)
|
|---|
| 579 | (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 580 | (optimize (speed 3) (safety 0)))
|
|---|
| 581 | (let* ((tag-byte (aref array (the fixnum (+ address 3))))
|
|---|
| 582 | (expt-byte (aref array address))
|
|---|
| 583 | (expt-bits (ash expt-byte -3)) ; 5 bits of exponent
|
|---|
| 584 | (expt (+ expt-bits
|
|---|
| 585 | (the fixnum
|
|---|
| 586 | (if (logbitp 4 expt-bits)
|
|---|
| 587 | (- (ash 3 5) #x7f)
|
|---|
| 588 | (- (ash 4 5) #x7f)))))
|
|---|
| 589 | (normalized-expt (+ expt #x3ff))
|
|---|
| 590 | (byte-1 (aref array (the fixnum (+ address 1))))
|
|---|
| 591 | (byte-2 (aref array (the fixnum (+ address 2))))
|
|---|
| 592 | (mantissa (+ (the fixnum (ash tag-byte -4))
|
|---|
| 593 | (the fixnum (ash byte-2 4))
|
|---|
| 594 | (the fixnum (ash byte-1 12))
|
|---|
| 595 | (the fixnum (ash (the fixnum (logand expt-byte 7)) 20))))
|
|---|
| 596 | (negative (logbitp 3 tag-byte))
|
|---|
| 597 | (word-0 (+ (the fixnum (ash normalized-expt 4))
|
|---|
| 598 | (the fixnum (ash mantissa -19))))
|
|---|
| 599 | (word-1 (logand (the fixnum (ash mantissa -3)) #xffff))
|
|---|
| 600 | (word-2 (ash (logand mantissa 7) 13))
|
|---|
| 601 | (res (%copy-float 0.0)))
|
|---|
| 602 | (declare (type fixnum tag-byte expt-byte expt-bits expt normalized-expt byte-1 byte-2 mantissa
|
|---|
| 603 | word-0 word-1 word-2)
|
|---|
| 604 | (type (simple-array (unsigned-byte 16) (*)) res) ; lie
|
|---|
| 605 | )
|
|---|
| 606 | (when negative
|
|---|
| 607 | (incf word-0 #x8000))
|
|---|
| 608 | ;(print-db word-0 word-1 word-2)
|
|---|
| 609 | (setf (aref res 2) word-0
|
|---|
| 610 | (aref res 3) word-1
|
|---|
| 611 | (aref res 4) word-2
|
|---|
| 612 | (aref res 5) 0)
|
|---|
| 613 | res))
|
|---|
| 614 |
|
|---|
| 615 | (defun-inline %%store-pointer (value array address &optional imm?)
|
|---|
| 616 | (cond ((not imm?)
|
|---|
| 617 | (%%store-long value array address))
|
|---|
| 618 | ((fixnump value) (%%store-fixnum value array address))
|
|---|
| 619 | ((characterp value) (%%store-character value array address))
|
|---|
| 620 | ((eq value (%unbound-marker))
|
|---|
| 621 | (%%store-long ccl::$undefined array address))
|
|---|
| 622 | ((eq value (ccl::%illegal-marker))
|
|---|
| 623 | (%%store-long ccl::$illegal array address))
|
|---|
| 624 | (t (error "~s is not a valid immediate" value)))
|
|---|
| 625 | value)
|
|---|
| 626 |
|
|---|
| 627 | ) ; end of #+ppc-target progn
|
|---|
| 628 |
|
|---|
| 629 | #+LispWorks
|
|---|
| 630 | (progn
|
|---|
| 631 |
|
|---|
| 632 | (defun-inline %%store-tagged (value tag array address)
|
|---|
| 633 | (declare (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 634 | (type fixnum value address tag)
|
|---|
| 635 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
|
|---|
| 636 | (let ((int (sys:integer-to-int32 value)))
|
|---|
| 637 | (declare (type sys:int32 int))
|
|---|
| 638 | (setf (aref array (the fixnum address)) (the fixnum (sys:int32-to-integer (sys:int32>> int 21))))
|
|---|
| 639 | (setf (aref array (the fixnum (+ address 1))) (the fixnum (sys:int32-to-integer (sys:int32>> int 13))))
|
|---|
| 640 | (setf (aref array (the fixnum (+ address 2))) (the fixnum (sys:int32-to-integer (sys:int32>> int 5))))
|
|---|
| 641 | (setf (aref array (the fixnum (+ address 3))) (the fixnum (sys:int32-to-integer
|
|---|
| 642 | (sys:int32-logior (sys:integer-to-int32 tag)
|
|---|
| 643 | (sys:int32<< int 3)))))))
|
|---|
| 644 | (defun-inline %%load-tagged (array address)
|
|---|
| 645 | (declare (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 646 | (type fixnum address)
|
|---|
| 647 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
|
|---|
| 648 | (let ((b3 (aref array (the fixnum (+ address 3)))))
|
|---|
| 649 | (declare (type (unsigned-byte 8) b3))
|
|---|
| 650 | (values
|
|---|
| 651 | (the fixnum
|
|---|
| 652 | (sys:int32-to-integer
|
|---|
| 653 | (sys:int32-logior
|
|---|
| 654 | (sys:int32-logior (sys:int32<< (aref array (the fixnum address)) 21)
|
|---|
| 655 | (sys:int32<< (aref array (the fixnum (+ address 1))) 13))
|
|---|
| 656 | (sys:int32-logior (sys:int32<< (aref array (the fixnum (+ address 2))) 5)
|
|---|
| 657 | (sys:int32>> b3 3)))))
|
|---|
| 658 | (pointer-tag b3))))
|
|---|
| 659 |
|
|---|
| 660 | (defun-inline %%load-pointer (array address)
|
|---|
| 661 | (declare (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
|
|---|
| 662 | (multiple-value-bind (value tag) (%%load-tagged array address)
|
|---|
| 663 | (declare (type fixnum value tag))
|
|---|
| 664 | (case tag
|
|---|
| 665 | (#.$t_pos_fixnum (values value t))
|
|---|
| 666 | (#.$t_neg_fixnum (values (the fixnum (+ most-negative-fixnum value)) t))
|
|---|
| 667 | (#.$t_char (values (code-char value) t))
|
|---|
| 668 | (#.$t_imm (values (ecase value
|
|---|
| 669 | (#.$undefined-imm (%unbound-marker))) t))
|
|---|
| 670 | (t (%%load-unsigned-long array address)))))
|
|---|
| 671 |
|
|---|
| 672 | (defun-inline %%store-pointer (value array address &optional imm?)
|
|---|
| 673 | (cond ((not imm?) (%%store-long value array address))
|
|---|
| 674 | ((fixnump value) (if (>= (the fixnum value) 0)
|
|---|
| 675 | (%%store-tagged value $t_pos_fixnum array address)
|
|---|
| 676 | (%%store-tagged value $t_neg_fixnum array address)))
|
|---|
| 677 | ((characterp value) (%%store-tagged (char-code value) $t_char array address))
|
|---|
| 678 | ;; Do we even need tnis?
|
|---|
| 679 | ((eq value (%unbound-marker)) (%%store-tagged $undefined-imm $t_imm array address))
|
|---|
| 680 | (t (error "~s is an unknown immediate type" value))))
|
|---|
| 681 |
|
|---|
| 682 | ) ; end of #+LispWorks progn
|
|---|
| 683 |
|
|---|
| 684 | ; Avoid consing bignums by not boxing immediate data from the file.
|
|---|
| 685 | ; Second value is true if the result was immediate.
|
|---|
| 686 | (defun read-pointer (disk-cache address #+LispWorks &optional #+LispWorks ignore)
|
|---|
| 687 | #+LispWorks (declare (ignore ignore)) ;; see def-accessor for explanation.
|
|---|
| 688 | (declare (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
|
|---|
| 689 | (with-databases-locked
|
|---|
| 690 | (multiple-value-bind (array index count)
|
|---|
| 691 | (get-disk-page disk-cache address)
|
|---|
| 692 | (declare (fixnum index count))
|
|---|
| 693 | (unless (and (>= count 4) (eql 0 (the fixnum (logand 1 index))))
|
|---|
| 694 | (error "Address odd or past eof: ~s" address))
|
|---|
| 695 | (%%load-pointer array index))))
|
|---|
| 696 |
|
|---|
| 697 | ; load directly from a byte array.
|
|---|
| 698 | (defun %load-pointer (array address)
|
|---|
| 699 | (ensure-byte-array array)
|
|---|
| 700 | (setq address (require-type address 'fixnum))
|
|---|
| 701 | (locally (declare (fixnum address))
|
|---|
| 702 | (check-byte-array-address address 4 array)
|
|---|
| 703 | (unless (eql 0 (the fixnum (logand 1 address)))
|
|---|
| 704 | (error "Odd address: ~s" address))
|
|---|
| 705 | (%%load-pointer array address)))
|
|---|
| 706 |
|
|---|
| 707 | (defun (setf read-pointer) (value disk-cache address &optional immediate?)
|
|---|
| 708 | (unless (>= (disk-cache-size disk-cache)
|
|---|
| 709 | (+ address 4))
|
|---|
| 710 | (extend-disk-cache disk-cache (+ address 4)))
|
|---|
| 711 | (with-databases-locked
|
|---|
| 712 | (multiple-value-bind (array index count)
|
|---|
| 713 | (get-disk-page disk-cache address t)
|
|---|
| 714 | (declare (fixnum index count))
|
|---|
| 715 | (unless (and (>= count 4) (eql 0 (the fixnum (logand 1 index))))
|
|---|
| 716 | (error "Address odd or past eof: ~s" address))
|
|---|
| 717 | (%%store-pointer value array index immediate?)))
|
|---|
| 718 | value)
|
|---|
| 719 |
|
|---|
| 720 | (defun %store-pointer (value array address &optional immediate?)
|
|---|
| 721 | (ensure-byte-array array)
|
|---|
| 722 | (setq address (require-type address 'fixnum))
|
|---|
| 723 | (locally (declare (fixnum address))
|
|---|
| 724 | (check-byte-array-address address 4 array)
|
|---|
| 725 | (unless (eql 0 (the fixnum (logand 1 address)))
|
|---|
| 726 | (error "Odd address: ~s" address))
|
|---|
| 727 | (%%store-pointer value array address immediate?))
|
|---|
| 728 | value)
|
|---|
| 729 |
|
|---|
| 730 | #+ccl (progn
|
|---|
| 731 | (declaim (inline %%load-low-24-bits %%store-low-24-bits))
|
|---|
| 732 |
|
|---|
| 733 | (defun %%load-low-24-bits (array index)
|
|---|
| 734 | (declare (optimize (speed 3) (safety 0))
|
|---|
| 735 | (fixnum index))
|
|---|
| 736 | (let* ((word-index (ash index -1))
|
|---|
| 737 | (low-word
|
|---|
| 738 | (locally (declare (type (simple-array (unsigned-byte 16) (*)) array))
|
|---|
| 739 | (aref array (the fixnum (1+ word-index)))))
|
|---|
| 740 | (high-word
|
|---|
| 741 | (locally (declare (type (simple-array (unsigned-byte 8) (*)) array))
|
|---|
| 742 | (aref array (the fixnum (1+ index))))))
|
|---|
| 743 | (declare (fixnum word-index low-word high-word))
|
|---|
| 744 | (the fixnum
|
|---|
| 745 | (+ (the fixnum (ash high-word 16)) low-word))))
|
|---|
| 746 |
|
|---|
| 747 | (defun %%store-low-24-bits (value array index)
|
|---|
| 748 | (declare (optimize (speed 3) (safety 0))
|
|---|
| 749 | (fixnum value index))
|
|---|
| 750 | (let* ((word-index (ash index -1))
|
|---|
| 751 | (low-word (logand value #xffff))
|
|---|
| 752 | (high-word (ash value -16)))
|
|---|
| 753 | (declare (fixnum word-index low-word high-word))
|
|---|
| 754 | (locally (declare (type (simple-array (unsigned-byte 16) (*)) array))
|
|---|
| 755 | (setf (aref array (the fixnum (1+ word-index))) low-word))
|
|---|
| 756 | (locally (declare (type (simple-array (unsigned-byte 8) (*)) array))
|
|---|
| 757 | (setf (aref array (the fixnum (1+ index))) high-word)))
|
|---|
| 758 | value)
|
|---|
| 759 | ) ;#+ccl
|
|---|
| 760 |
|
|---|
| 761 | #+LispWorks (progn
|
|---|
| 762 | (defun-inline %%load-low-24-bits (array address)
|
|---|
| 763 | (declare (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 764 | (type fixnum address)
|
|---|
| 765 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
|
|---|
| 766 | (sys:int32-to-integer
|
|---|
| 767 | (sys:int32-logior
|
|---|
| 768 | (sys:int32<< (aref array (the fixnum (+ address 1))) 16)
|
|---|
| 769 | (sys:int32-logior (sys:int32<< (aref array (the fixnum (+ address 2))) 8)
|
|---|
| 770 | (aref array (the fixnum (+ address 3)))))))
|
|---|
| 771 |
|
|---|
| 772 | (defun-inline %%store-low-24-bits (value array address)
|
|---|
| 773 | (declare (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 774 | (type fixnum address)
|
|---|
| 775 | (optimize (speed 3) (safety 0) #+LispWorks (float 0)))
|
|---|
| 776 | (let ((int (sys:integer-to-int32 value)))
|
|---|
| 777 | (declare (type sys:int32 int))
|
|---|
| 778 | (setf (aref array (the fixnum (+ address 1))) (the fixnum (sys:int32-to-integer (sys:int32>> int 16))))
|
|---|
| 779 | (setf (aref array (the fixnum (+ address 2))) (the fixnum (sys:int32-to-integer (sys:int32>> int 8))))
|
|---|
| 780 | (setf (aref array (the fixnum (+ address 3))) (the fixnum (sys:int32-to-integer int)))))
|
|---|
| 781 | ) ;#+LispWorks
|
|---|
| 782 |
|
|---|
| 783 | (defun read-low-24-bits (disk-cache address)
|
|---|
| 784 | (with-databases-locked
|
|---|
| 785 | (multiple-value-bind (array index count)
|
|---|
| 786 | (get-disk-page disk-cache address)
|
|---|
| 787 | (declare (fixnum index count))
|
|---|
| 788 | (unless (>= count 4)
|
|---|
| 789 | (error "Address past eof or not longword aligned: ~s" address))
|
|---|
| 790 | (%%load-low-24-bits array index))))
|
|---|
| 791 |
|
|---|
| 792 | (defun (setf read-low-24-bits) (value disk-cache address)
|
|---|
| 793 | (unless (fixnump value)
|
|---|
| 794 | (setq value (require-type value 'fixnum)))
|
|---|
| 795 | (unless (>= (disk-cache-size disk-cache)
|
|---|
| 796 | (+ address 4))
|
|---|
| 797 | (extend-disk-cache disk-cache (+ address 4)))
|
|---|
| 798 | (with-databases-locked
|
|---|
| 799 | (multiple-value-bind (array index count)
|
|---|
| 800 | (get-disk-page disk-cache address t)
|
|---|
| 801 | (declare (fixnum index count))
|
|---|
| 802 | (unless (>= count 4)
|
|---|
| 803 | (error "Address not longword aligned: ~s" address))
|
|---|
| 804 | (%%store-low-24-bits value array index)))
|
|---|
| 805 | value)
|
|---|
| 806 |
|
|---|
| 807 | ; Read an unsigned byte. Can't call it read-byte as Common Lisp
|
|---|
| 808 | ; already exports that symbol
|
|---|
| 809 | (defun read-8-bits (disk-cache address)
|
|---|
| 810 | (with-databases-locked
|
|---|
| 811 | (multiple-value-bind (array index count)
|
|---|
| 812 | (get-disk-page disk-cache address)
|
|---|
| 813 | (declare (fixnum index count)
|
|---|
| 814 | (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 815 | (optimize (speed 3) (safety 0)))
|
|---|
| 816 | (unless (>= count 1)
|
|---|
| 817 | (error "Address past eof"))
|
|---|
| 818 | (aref array index))))
|
|---|
| 819 |
|
|---|
| 820 | (defun read-8-bits-signed (disk-cache address)
|
|---|
| 821 | (with-databases-locked
|
|---|
| 822 | (multiple-value-bind (array index count)
|
|---|
| 823 | (get-disk-page disk-cache address)
|
|---|
| 824 | (declare (fixnum index count)
|
|---|
| 825 | (type (simple-array (signed-byte 8) (*)) array) ;lie
|
|---|
| 826 | (optimize (speed 3) (safety 0)))
|
|---|
| 827 | (unless (>= count 1)
|
|---|
| 828 | (error "Address past eof"))
|
|---|
| 829 | (aref array index))))
|
|---|
| 830 |
|
|---|
| 831 | (defun %load-8-bits (array address)
|
|---|
| 832 | (ensure-byte-array array)
|
|---|
| 833 | (setq address (require-type address 'fixnum))
|
|---|
| 834 | (locally (declare (fixnum address)
|
|---|
| 835 | (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 836 | (optimize (speed 3) (safety 0)))
|
|---|
| 837 | (check-byte-array-address address 1 array)
|
|---|
| 838 | (aref array address)))
|
|---|
| 839 |
|
|---|
| 840 | (defun (setf read-8-bits) (value disk-cache address)
|
|---|
| 841 | (unless (>= (disk-cache-size disk-cache)
|
|---|
| 842 | (+ address 4))
|
|---|
| 843 | (extend-disk-cache disk-cache (+ address 4)))
|
|---|
| 844 | (with-databases-locked
|
|---|
| 845 | (multiple-value-bind (array index count)
|
|---|
| 846 | (get-disk-page disk-cache address t)
|
|---|
| 847 | (declare (fixnum index count)
|
|---|
| 848 | (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 849 | (optimize (speed 3) (safety 0)))
|
|---|
| 850 | (unless (>= count 1)
|
|---|
| 851 | (error "Address past eof"))
|
|---|
| 852 | (setf (aref array index) value))))
|
|---|
| 853 |
|
|---|
| 854 | (defsetf read-8-bits-signed (disk-cache address) (value)
|
|---|
| 855 | `(setf (read-8-bits ,disk-cache ,address) ,value))
|
|---|
| 856 |
|
|---|
| 857 | (defun %store-8-bits (value array address)
|
|---|
| 858 | (ensure-byte-array array)
|
|---|
| 859 | (setq address (require-type address 'fixnum))
|
|---|
| 860 | (locally (declare (fixnum address)
|
|---|
| 861 | (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 862 | (optimize (speed 3) (safety 0)))
|
|---|
| 863 | (check-byte-array-address address 1 array)
|
|---|
| 864 | (setf (aref array address) value)))
|
|---|
| 865 |
|
|---|
| 866 | ; These will get less ugly when we can stack cons float vectors
|
|---|
| 867 | #+ccl-68k-target (progn
|
|---|
| 868 | (defun read-double-float (disk-cache address)
|
|---|
| 869 | (let ((vector (make-array 2 :element-type '(signed-byte 32))))
|
|---|
| 870 | (declare (dynamic-extent vector))
|
|---|
| 871 | (load-bytes-to-ivector disk-cache address 8 vector)
|
|---|
| 872 | (ccl::%typed-uvref ccl::$v_floatv vector 0)))
|
|---|
| 873 |
|
|---|
| 874 | (defun (setf read-double-float) (value disk-cache address)
|
|---|
| 875 | (let ((vector (make-array 2 :element-type '(signed-byte 32))))
|
|---|
| 876 | (declare (dynamic-extent vector))
|
|---|
| 877 | (ccl::%typed-uvset ccl::$v_floatv vector 0 value)
|
|---|
| 878 | (store-bytes-as-byte-vector vector disk-cache address 8 0))
|
|---|
| 879 | value)
|
|---|
| 880 | ) ; #+ccl-68k-target
|
|---|
| 881 |
|
|---|
| 882 | #+ppc-target (progn
|
|---|
| 883 | (defun (setf read-double-float) (value disk-cache address)
|
|---|
| 884 | (unless (typep value 'double-float)
|
|---|
| 885 | (setq value (require-type value 'double-float)))
|
|---|
| 886 | (store-bytes-as-byte-vector value disk-cache address 8 4)
|
|---|
| 887 | value)
|
|---|
| 888 |
|
|---|
| 889 | (defun read-double-float (disk-cache address)
|
|---|
| 890 | (let ((float (ccl::%copy-float 0.0)))
|
|---|
| 891 | (load-bytes-as-byte-vector disk-cache address 8 float 4) ;; lie
|
|---|
| 892 | float))
|
|---|
| 893 | ) ; #+ppc-target
|
|---|
| 894 |
|
|---|
| 895 | #+LispWorks
|
|---|
| 896 | (progn
|
|---|
| 897 |
|
|---|
| 898 | (defparameter *unknown-float* (make-array 1 :element-type 'double-float :initial-element 7.7d70))
|
|---|
| 899 |
|
|---|
| 900 | (defun make-a-float ()
|
|---|
| 901 | (declare (optimize (safety 0) (speed 3) #+LispWorks (float 0)))
|
|---|
| 902 | ;; This has to box the float, so we get a new float object.
|
|---|
| 903 | (aref (the (simple-array double-float (*)) *unknown-float*) 0))
|
|---|
| 904 |
|
|---|
| 905 | (defun read-double-float (disk-cache address)
|
|---|
| 906 | (declare (optimize (speed 3) (safety 0) (debug 0)))
|
|---|
| 907 | (let ((float (make-a-float)))
|
|---|
| 908 | (load-bytes-as-byte-vector disk-cache address 8 float $float-read-offset)
|
|---|
| 909 | float))
|
|---|
| 910 |
|
|---|
| 911 | (defun (setf read-double-float) (value disk-cache address)
|
|---|
| 912 | (declare (optimize (speed 3) (safety 0) (debug 0)))
|
|---|
| 913 | (store-bytes-as-byte-vector value disk-cache address 8 $float-read-offset)
|
|---|
| 914 | value)
|
|---|
| 915 | ) ; #+LispWorks
|
|---|
| 916 |
|
|---|
| 917 | (defun read-string (disk-cache address length &optional string)
|
|---|
| 918 | (setq length (require-type length 'fixnum))
|
|---|
| 919 | (locally (declare (fixnum length))
|
|---|
| 920 | (when (> (+ address length) (disk-cache-size disk-cache))
|
|---|
| 921 | (error "Attempt to read past EOF"))
|
|---|
| 922 | (let ((offset 0)
|
|---|
| 923 | inner-string)
|
|---|
| 924 | (declare (fixnum offset))
|
|---|
| 925 | (cond ((and string
|
|---|
| 926 | (progn
|
|---|
| 927 | (setq string (require-type string 'string))
|
|---|
| 928 | (array-has-fill-pointer-p string)))
|
|---|
| 929 | (if (> length (array-total-size string))
|
|---|
| 930 | (setq string (adjust-array string length))
|
|---|
| 931 | (setf (fill-pointer string) length))
|
|---|
| 932 | (multiple-value-setq (inner-string offset)
|
|---|
| 933 | (array-data-and-offset string)))
|
|---|
| 934 | (string
|
|---|
| 935 | (unless (>= (length string) length)
|
|---|
| 936 | (error "~s is < ~s characters long" string length))
|
|---|
| 937 | (multiple-value-setq (inner-string offset)
|
|---|
| 938 | (array-data-and-offset string)))
|
|---|
| 939 | (t (setq inner-string
|
|---|
| 940 | (setq string (make-string length :element-type 'base-character)))))
|
|---|
| 941 | (loop
|
|---|
| 942 | (with-databases-locked
|
|---|
| 943 | (multiple-value-bind (array index count)
|
|---|
| 944 | (get-disk-page disk-cache address)
|
|---|
| 945 | (declare (fixnum count index))
|
|---|
| 946 | #+ccl-68k-target
|
|---|
| 947 | (ccl::lap-inline ()
|
|---|
| 948 | (:variable array index count length inner-string offset)
|
|---|
| 949 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 950 | (ccl::move.l (ccl::varg index) ccl::da)
|
|---|
| 951 | (ccl::getint ccl::da)
|
|---|
| 952 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 953 | (ccl::move.l (ccl::varg inner-string) ccl::atemp1)
|
|---|
| 954 | (ccl::move.l (ccl::varg offset) ccl::da)
|
|---|
| 955 | (ccl::getint ccl::da)
|
|---|
| 956 | (ccl::lea (ccl::atemp1 ccl::da.l ccl::$v_data) ccl::atemp1)
|
|---|
| 957 | (ccl::move.l (ccl::varg length) ccl::da)
|
|---|
| 958 | (ccl::if# (ccl::gt (ccl::cmp.l (ccl::varg count) ccl::da))
|
|---|
| 959 | (ccl::move.l (ccl::varg count) ccl::da))
|
|---|
| 960 | (ccl::getint ccl::da)
|
|---|
| 961 | (ccl::dbfloop.l ccl::da
|
|---|
| 962 | (ccl::move.b ccl::atemp0@+ ccl::atemp1@+)))
|
|---|
| 963 | #-ccl-68k-target
|
|---|
| 964 | (copy-as-byte-vector
|
|---|
| 965 | array index inner-string offset
|
|---|
| 966 | (if (< count length) count length))
|
|---|
| 967 | (when (<= (decf length count) 0)
|
|---|
| 968 | (return))
|
|---|
| 969 | (incf address (the fixnum (+ count $block-overhead)))
|
|---|
| 970 | (incf offset count))))))
|
|---|
| 971 | string)
|
|---|
| 972 |
|
|---|
| 973 | ; Same as array-data-and-offset but works for
|
|---|
| 974 | ; non-array uvectors.
|
|---|
| 975 | (defun lenient-array-data-and-offset (array)
|
|---|
| 976 | (if #+ccl-68k-target (eql $v_arrayh (%vect-subtype array))
|
|---|
| 977 | #+ppc-target (let ((typecode (ppc-typecode array)))
|
|---|
| 978 | (declare (fixnum typecode))
|
|---|
| 979 | (or (eql typecode ppc::subtag-arrayh)
|
|---|
| 980 | (eql typecode ppc::subtag-vectorh)))
|
|---|
| 981 | #-ccl (arrayp array)
|
|---|
| 982 | (array-data-and-offset array)
|
|---|
| 983 | (values array 0)))
|
|---|
| 984 |
|
|---|
| 985 | #+ccl-68k-target
|
|---|
| 986 | (defun uvector-bytes (uvector)
|
|---|
| 987 | (ccl::lap-inline (uvector)
|
|---|
| 988 | (ccl::if# (ccl::eq (ccl::dtagp ccl::arg_z ccl::$t_vector))
|
|---|
| 989 | (ccl::wtaerr ccl::arg_z 'ccl::uvector))
|
|---|
| 990 | (ccl::move.l ccl::arg_z ccl::atemp0)
|
|---|
| 991 | (ccl::vsize ccl::atemp0 ccl::arg_z)
|
|---|
| 992 | (ccl::mkint ccl::arg_z)))
|
|---|
| 993 |
|
|---|
| 994 | #+ppc-target
|
|---|
| 995 | (defun uvector-bytes (uvector)
|
|---|
| 996 | (let* ((typecode (ppc-typecode uvector))
|
|---|
| 997 | (typecode-tag (logand typecode ppc::fulltagmask))
|
|---|
| 998 | (length (uvsize uvector)))
|
|---|
| 999 | (declare (fixnum typecode t typecode-tag))
|
|---|
| 1000 | (if (eql typecode-tag ppc::fulltag-immheader)
|
|---|
| 1001 | (ppc-subtag-bytes typecode length)
|
|---|
| 1002 | (ash length 2))))
|
|---|
| 1003 |
|
|---|
| 1004 | (defun-inline load-bytes-to-string (disk-cache address length string)
|
|---|
| 1005 | (ensure-byte-array string)
|
|---|
| 1006 | (if (> length (byte-vector-length string))
|
|---|
| 1007 | (error "(~s ~s) < ~s" 'byte-vector-length string length))
|
|---|
| 1008 | (load-bytes-to-ivector disk-cache address length string))
|
|---|
| 1009 |
|
|---|
| 1010 | (defun-inline load-bytes-to-bit-vector (disk-cache address num-bytes bitvector)
|
|---|
| 1011 | (assert (typep bitvector '(simple-array (unsigned-byte 1) (*))))
|
|---|
| 1012 | (load-bytes-to-ivector disk-cache address num-bytes bitvector))
|
|---|
| 1013 |
|
|---|
| 1014 | (defun load-bytes-to-ivector (disk-cache address length ivector)
|
|---|
| 1015 | (declare (special *subtype->bytes-per-element* *subtype->array-byte-offset*))
|
|---|
| 1016 | (multiple-value-bind (inner-array offset) (lenient-array-data-and-offset ivector)
|
|---|
| 1017 | (let* ((subtype (uvector-subtype ivector))
|
|---|
| 1018 | (byte-offset (+ (* offset (svref *subtype->bytes-per-element* subtype))
|
|---|
| 1019 | #+LispWorks (svref *subtype->array-byte-offset* subtype))))
|
|---|
| 1020 | (load-bytes-as-byte-vector disk-cache address length inner-array byte-offset)))
|
|---|
| 1021 | ivector)
|
|---|
| 1022 |
|
|---|
| 1023 | #+LispWorks
|
|---|
| 1024 | (defun load-bytes-to-iarray (disk-cache address num-bytes array)
|
|---|
| 1025 | ;; Array is a non-displaced array of immediate data. I won't even begin to guess at the
|
|---|
| 1026 | ;; internal format.
|
|---|
| 1027 | (let* ((num-elts (array-total-size array))
|
|---|
| 1028 | (ivector (make-array num-elts :element-type (array-element-type array))))
|
|---|
| 1029 | (load-bytes-to-ivector disk-cache address num-bytes ivector)
|
|---|
| 1030 | (loop for i from 0 below num-elts
|
|---|
| 1031 | do (setf (row-major-aref array i) (aref ivector i)))
|
|---|
| 1032 | array))
|
|---|
| 1033 |
|
|---|
| 1034 | (defun load-bytes-as-byte-vector (disk-cache address length ivector byte-offset)
|
|---|
| 1035 | (setq length (require-type length 'fixnum))
|
|---|
| 1036 | (setq byte-offset (require-type byte-offset 'fixnum))
|
|---|
| 1037 | (setq ivector (require-type ivector 'simple-array))
|
|---|
| 1038 | (locally (declare (fixnum length byte-offset))
|
|---|
| 1039 | (when (> (+ address length) (disk-cache-size disk-cache))
|
|---|
| 1040 | (error "Attempt to read past EOF"))
|
|---|
| 1041 | (loop
|
|---|
| 1042 | (with-databases-locked
|
|---|
| 1043 | (multiple-value-bind (array index count)
|
|---|
| 1044 | (get-disk-page disk-cache address)
|
|---|
| 1045 | (declare (fixnum count index))
|
|---|
| 1046 | #+ccl-68k-target
|
|---|
| 1047 | (ccl::lap-inline ()
|
|---|
| 1048 | (:variable array index count length ivector byte-offset)
|
|---|
| 1049 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 1050 | (ccl::move.l (ccl::varg index) ccl::da)
|
|---|
| 1051 | (ccl::getint ccl::da)
|
|---|
| 1052 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1053 | (ccl::move.l (ccl::varg ivector) ccl::atemp1)
|
|---|
| 1054 | (ccl::move.l (ccl::varg byte-offset) ccl::da)
|
|---|
| 1055 | (ccl::getint ccl::da)
|
|---|
| 1056 | (ccl::lea (ccl::atemp1 ccl::da.l ccl::$v_data) ccl::atemp1)
|
|---|
| 1057 | (ccl::move.l (ccl::varg length) ccl::da)
|
|---|
| 1058 | (ccl::if# (ccl::gt (ccl::cmp.l (ccl::varg count) ccl::da))
|
|---|
| 1059 | (ccl::move.l (ccl::varg count) ccl::da))
|
|---|
| 1060 | (ccl::getint ccl::da)
|
|---|
| 1061 | (ccl::dbfloop.l ccl::da
|
|---|
| 1062 | (ccl::move.b ccl::atemp0@+ ccl::atemp1@+)))
|
|---|
| 1063 | #-ccl-68k-target
|
|---|
| 1064 | (copy-as-byte-vector array index ivector byte-offset
|
|---|
| 1065 | (if (< count length) count length))
|
|---|
| 1066 | (when (<= (decf length count) 0)
|
|---|
| 1067 | (return))
|
|---|
| 1068 | (incf address (the fixnum (+ count $block-overhead)))
|
|---|
| 1069 | (incf byte-offset count))))))
|
|---|
| 1070 |
|
|---|
| 1071 |
|
|---|
| 1072 | ; Copy length bytes from from at from-index to to at to-index.
|
|---|
| 1073 | ; from-index, length, and to-index must be fixnums
|
|---|
| 1074 | ; if (eq from to), the copying will be done in the correct order.
|
|---|
| 1075 | ; If either array is not a byte array or string, you will likely crash
|
|---|
| 1076 | ; sometime in the future.
|
|---|
| 1077 | (defun %copy-byte-array-portion (from from-index length to to-index &optional to-page)
|
|---|
| 1078 | (declare (ignore to-page)) ; for logging/recovery
|
|---|
| 1079 | (setq from-index (require-type from-index 'fixnum))
|
|---|
| 1080 | (setq length (require-type length 'fixnum))
|
|---|
| 1081 | (setq to-index (require-type to-index 'fixnum))
|
|---|
| 1082 | (locally (declare (fixnum from-index length to-index))
|
|---|
| 1083 | (when (> length 0)
|
|---|
| 1084 | (unless (and (>= from-index 0)
|
|---|
| 1085 | (<= (the fixnum (+ from-index length)) (byte-vector-length from))
|
|---|
| 1086 | (>= to-index 0)
|
|---|
| 1087 | (<= (the fixnum (+ to-index length)) (byte-vector-length to)))
|
|---|
| 1088 | (error "Attempt to index off end of one of the arrays"))
|
|---|
| 1089 | (multiple-value-bind (from off) (lenient-array-data-and-offset from)
|
|---|
| 1090 | (incf from-index off)
|
|---|
| 1091 | (multiple-value-bind (to off) (lenient-array-data-and-offset to)
|
|---|
| 1092 | (incf to-index off)
|
|---|
| 1093 | (ensure-byte-array from)
|
|---|
| 1094 | (ensure-byte-array to)
|
|---|
| 1095 | #+ccl-68k-target
|
|---|
| 1096 | (ccl::lap-inline ()
|
|---|
| 1097 | (:variable from from-index length to to-index)
|
|---|
| 1098 | (ccl::move.l (ccl::varg from) ccl::atemp0)
|
|---|
| 1099 | (ccl::move.l ccl::atemp0 ccl::arg_x) ; arg_x = from
|
|---|
| 1100 | (ccl::move.l (ccl::varg from-index) ccl::da)
|
|---|
| 1101 | (ccl::getint ccl::da)
|
|---|
| 1102 | (ccl::move.l ccl::da ccl::arg_y) ; arg_y = from-index
|
|---|
| 1103 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1104 | (ccl::move.l (ccl::varg to) ccl::atemp1)
|
|---|
| 1105 | (ccl::move.l ccl::atemp1 ccl::arg_z) ; arg_z = to
|
|---|
| 1106 | (ccl::move.l (ccl::varg to-index) ccl::da)
|
|---|
| 1107 | (ccl::getint ccl::da)
|
|---|
| 1108 | (ccl::move.l ccl::da ccl::db) ; db = to-index
|
|---|
| 1109 | (ccl::lea (ccl::atemp1 ccl::da.l ccl::$v_data) ccl::atemp1)
|
|---|
| 1110 | (ccl::move.l (ccl::varg length) ccl::da)
|
|---|
| 1111 | (ccl::getint ccl::da)
|
|---|
| 1112 | ; _BlockMove is slower for small moves
|
|---|
| 1113 | (ccl::if# (ccl::gt (ccl::cmp.l (ccl::$ 128) ccl::da))
|
|---|
| 1114 | (ccl::move.l ccl::da ccl::acc)
|
|---|
| 1115 | (ccl::dc.w #_BlockMove)
|
|---|
| 1116 | ccl::else#
|
|---|
| 1117 | (ccl::if# (and (ccl::eq (ccl::cmp.l ccl::arg_x ccl::arg_z))
|
|---|
| 1118 | (ccl::gt (ccl::cmp.l ccl::arg_y ccl::db)))
|
|---|
| 1119 | (ccl::add.l ccl::da ccl::atemp0)
|
|---|
| 1120 | (ccl::add.l da ccl::atemp1)
|
|---|
| 1121 | (ccl::dbfloop.l ccl::da
|
|---|
| 1122 | (ccl::move.b ccl::-@atemp0 ccl::-@atemp1))
|
|---|
| 1123 | ccl::else#
|
|---|
| 1124 | (ccl::dbfloop.l ccl::da
|
|---|
| 1125 | (ccl::move.b ccl::atemp0@+ ccl::atemp1@+)))))
|
|---|
| 1126 | #-ccl-68k-target
|
|---|
| 1127 | (copy-as-byte-vector
|
|---|
| 1128 | from from-index to to-index length)))))
|
|---|
| 1129 | to)
|
|---|
| 1130 |
|
|---|
| 1131 | (defun %load-string (array index length &optional string)
|
|---|
| 1132 | (unless string
|
|---|
| 1133 | (setq string (make-string length :element-type 'base-character)))
|
|---|
| 1134 | (%copy-byte-array-portion array index length string 0))
|
|---|
| 1135 |
|
|---|
| 1136 | (defun %store-string (string array index &optional (length (length string)))
|
|---|
| 1137 | (%copy-byte-array-portion string 0 length array index)
|
|---|
| 1138 | string)
|
|---|
| 1139 |
|
|---|
| 1140 | (defun (setf read-string) (string disk-cache address &optional length)
|
|---|
| 1141 | (if length
|
|---|
| 1142 | (when (> (setq length (require-type length 'fixnum)) (length string))
|
|---|
| 1143 | (error "~s > the length of the string." 'length))
|
|---|
| 1144 | (setq length (length string)))
|
|---|
| 1145 | (unless (>= (disk-cache-size disk-cache)
|
|---|
| 1146 | (+ address length))
|
|---|
| 1147 | (extend-disk-cache disk-cache (+ address length)))
|
|---|
| 1148 | (multiple-value-bind (string offset) (array-data-and-offset string)
|
|---|
| 1149 | (declare (fixnum offset))
|
|---|
| 1150 | (loop
|
|---|
| 1151 | (with-databases-locked
|
|---|
| 1152 | (multiple-value-bind (array index count)
|
|---|
| 1153 | (get-disk-page disk-cache address t)
|
|---|
| 1154 | (declare (fixnum count index))
|
|---|
| 1155 | #+ccl-68k-target
|
|---|
| 1156 | (ccl::lap-inline ()
|
|---|
| 1157 | (:variable array index count length string offset)
|
|---|
| 1158 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 1159 | (ccl::move.l (ccl::varg index) ccl::da)
|
|---|
| 1160 | (ccl::getint ccl::da)
|
|---|
| 1161 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1162 | (ccl::move.l (ccl::varg string) ccl::atemp1)
|
|---|
| 1163 | (ccl::move.l (ccl::varg offset) ccl::da)
|
|---|
| 1164 | (ccl::getint ccl::da)
|
|---|
| 1165 | (ccl::lea (ccl::atemp1 ccl::da.l ccl::$v_data) ccl::atemp1)
|
|---|
| 1166 | (ccl::move.l (ccl::varg length) ccl::da)
|
|---|
| 1167 | (ccl::if# (ccl::gt (ccl::cmp.l (ccl::varg count) ccl::da))
|
|---|
| 1168 | (ccl::move.l (ccl::varg count) ccl::da))
|
|---|
| 1169 | (ccl::getint ccl::da)
|
|---|
| 1170 | (ccl::dbfloop.l ccl::da
|
|---|
| 1171 | (ccl::move.b ccl::atemp1@+ ccl::atemp0@+)))
|
|---|
| 1172 | #-ccl-68k-target
|
|---|
| 1173 | (copy-as-byte-vector
|
|---|
| 1174 | string offset array index
|
|---|
| 1175 | (if (< count length) count length))
|
|---|
| 1176 | (when (<= (decf length count) 0)
|
|---|
| 1177 | (return))
|
|---|
| 1178 | (incf address (the fixnum (+ count wood::$block-overhead)))
|
|---|
| 1179 | (incf offset count)))))
|
|---|
| 1180 | string)
|
|---|
| 1181 |
|
|---|
| 1182 |
|
|---|
| 1183 | (defun-inline store-bytes-from-string (byte-array disk-cache address length)
|
|---|
| 1184 | (ensure-byte-array byte-array)
|
|---|
| 1185 | (store-bytes-from-ivector byte-array disk-cache address length))
|
|---|
| 1186 |
|
|---|
| 1187 | (defun-inline store-bytes-from-bit-vector (bitvector disk-cache address length)
|
|---|
| 1188 | (assert (typep bitvector '(simple-array (unsigned-byte 1) (*))))
|
|---|
| 1189 | (store-bytes-from-ivector bitvector disk-cache address length))
|
|---|
| 1190 |
|
|---|
| 1191 | (defun store-bytes-from-ivector (ivector disk-cache address length)
|
|---|
| 1192 | (declare (special *subtype->bytes-per-element* *subtype->array-byte-offset*))
|
|---|
| 1193 | (multiple-value-bind (inner-array offset) (lenient-array-data-and-offset ivector)
|
|---|
| 1194 | (let* ((subtype (uvector-subtype ivector))
|
|---|
| 1195 | (byte-offset (+ (* offset (svref *subtype->bytes-per-element* subtype))
|
|---|
| 1196 | #+LispWorks (svref *subtype->array-byte-offset* subtype))))
|
|---|
| 1197 | (store-bytes-as-byte-vector inner-array disk-cache address length byte-offset))))
|
|---|
| 1198 |
|
|---|
| 1199 | #+LispWorks
|
|---|
| 1200 | (defun store-bytes-from-iarray (array disk-cache address num-bytes)
|
|---|
| 1201 | ;; Array is a non-displaced array of immediate data. I won't even begin to guess at the
|
|---|
| 1202 | ;; internal format.
|
|---|
| 1203 | (let* ((num-elts (array-total-size array))
|
|---|
| 1204 | (ivector (make-array num-elts :element-type (array-element-type array))))
|
|---|
| 1205 | (loop for i from 0 below num-elts
|
|---|
| 1206 | do (setf (aref ivector i) (row-major-aref array i)))
|
|---|
| 1207 | (store-bytes-from-ivector ivector disk-cache address num-bytes)
|
|---|
| 1208 | array))
|
|---|
| 1209 |
|
|---|
| 1210 |
|
|---|
| 1211 | (defun store-bytes-as-byte-vector (byte-array disk-cache address length start)
|
|---|
| 1212 | (setq length (require-type length 'fixnum))
|
|---|
| 1213 | (setq start (require-type start 'fixnum))
|
|---|
| 1214 | (locally (declare (fixnum length))
|
|---|
| 1215 | (when (> (+ address length) (disk-cache-size disk-cache))
|
|---|
| 1216 | (error "Attempt to read past EOF"))
|
|---|
| 1217 | (multiple-value-bind (inner-array offset) (lenient-array-data-and-offset byte-array)
|
|---|
| 1218 | (incf offset start)
|
|---|
| 1219 | (loop
|
|---|
| 1220 | (with-databases-locked
|
|---|
| 1221 | (multiple-value-bind (array index count)
|
|---|
| 1222 | (get-disk-page disk-cache address t)
|
|---|
| 1223 | (declare (fixnum count index))
|
|---|
| 1224 | #+ccl-68k-target
|
|---|
| 1225 | (ccl::lap-inline ()
|
|---|
| 1226 | (:variable array index count length inner-array offset)
|
|---|
| 1227 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 1228 | (ccl::move.l (ccl::varg index) ccl::da)
|
|---|
| 1229 | (ccl::getint ccl::da)
|
|---|
| 1230 | (lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1231 | (ccl::move.l (ccl::varg inner-array) ccl::atemp1)
|
|---|
| 1232 | (ccl::move.l (ccl::varg offset) ccl::da)
|
|---|
| 1233 | (ccl::getint ccl::da)
|
|---|
| 1234 | (ccl::lea (ccl::atemp1 ccl::da.l ccl::$v_data) ccl::atemp1)
|
|---|
| 1235 | (ccl::move.l (ccl::varg length) ccl::da)
|
|---|
| 1236 | (ccl::if# (ccl::gt (ccl::cmp.l (ccl::varg count) ccl::da))
|
|---|
| 1237 | (ccl::move.l (ccl::varg count) ccl::da))
|
|---|
| 1238 | (ccl::getint ccl::da)
|
|---|
| 1239 | (ccl::dbfloop.l ccl::da
|
|---|
| 1240 | (ccl::move.b ccl::atemp1@+ ccl::atemp0@+)))
|
|---|
| 1241 | #-ccl-68k-target
|
|---|
| 1242 | (copy-as-byte-vector
|
|---|
| 1243 | inner-array offset array index
|
|---|
| 1244 | (if (< count length) count length))
|
|---|
| 1245 | (when (<= (decf length count) 0)
|
|---|
| 1246 | (return))
|
|---|
| 1247 | (incf address (the fixnum (+ count $block-overhead)))
|
|---|
| 1248 | (incf offset count))))))
|
|---|
| 1249 | byte-array)
|
|---|
| 1250 |
|
|---|
| 1251 |
|
|---|
| 1252 | (defun fill-long (disk-cache address value count &optional immediate?)
|
|---|
| 1253 | (let ((count (require-type count 'fixnum)))
|
|---|
| 1254 | (declare (fixnum count))
|
|---|
| 1255 | (unless (eql 0 (logand 1 address))
|
|---|
| 1256 | (error "Odd address: ~s" address))
|
|---|
| 1257 | (when (<= count 0) (return-from fill-long) nil)
|
|---|
| 1258 | (let ((min-size (+ address (ash count 2))))
|
|---|
| 1259 | (when (< (disk-cache-size disk-cache) min-size)
|
|---|
| 1260 | (extend-disk-cache disk-cache min-size)))
|
|---|
| 1261 | (loop
|
|---|
| 1262 | (with-databases-locked
|
|---|
| 1263 | (multiple-value-bind (vector offset size)
|
|---|
| 1264 | (get-disk-page disk-cache address t)
|
|---|
| 1265 | (declare (fixnum offset size))
|
|---|
| 1266 | (when (<= size 0)
|
|---|
| 1267 | (error "attempt to write past end of ~s" disk-cache))
|
|---|
| 1268 | (let ((words (ash size -2)))
|
|---|
| 1269 | (declare (fixnum words))
|
|---|
| 1270 | (if (< count words) (setq words count))
|
|---|
| 1271 | #+ccl-68k-target
|
|---|
| 1272 | (ccl::lap-inline ()
|
|---|
| 1273 | (:variable vector offset words value immediate?)
|
|---|
| 1274 | (ccl::move.l (ccl::varg value) ccl::arg_z)
|
|---|
| 1275 | (ccl::if# (ccl::eq (ccl::cmp.l (ccl::varg immediate?) ccl::nilreg))
|
|---|
| 1276 | (ccl::jsr_subprim ccl::$sp-getxlong)
|
|---|
| 1277 | ccl::else#
|
|---|
| 1278 | (ccl::movereg ccl::arg_z ccl::acc))
|
|---|
| 1279 | (ccl::move.l (ccl::varg vector) ccl::atemp0)
|
|---|
| 1280 | (ccl::move.l (ccl::varg offset) ccl::da)
|
|---|
| 1281 | (ccl::getint ccl::da)
|
|---|
| 1282 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1283 | (ccl::move.l (ccl::varg words) ccl::da)
|
|---|
| 1284 | (ccl::getint ccl::da)
|
|---|
| 1285 | (ccl::dbfloop.l ccl::da (ccl::move.l ccl::acc ccl::atemp0@+)))
|
|---|
| 1286 | #-ccl-68k-target
|
|---|
| 1287 | (if immediate?
|
|---|
| 1288 | (dotimes (i words)
|
|---|
| 1289 | (%%store-pointer value vector offset t)
|
|---|
| 1290 | (incf offset 4))
|
|---|
| 1291 | (dotimes (i words)
|
|---|
| 1292 | (%%store-long value vector offset)
|
|---|
| 1293 | (incf offset 4)))
|
|---|
| 1294 | (if (<= (decf count words) 0) (return)))
|
|---|
| 1295 | (incf address (the fixnum (+ size $block-overhead))))))))
|
|---|
| 1296 |
|
|---|
| 1297 | (defun fill-word (disk-cache address value count &optional immediate?)
|
|---|
| 1298 | (declare (ignore immediate?))
|
|---|
| 1299 | (let ((count (require-type count 'fixnum))
|
|---|
| 1300 | (address address)
|
|---|
| 1301 | (value (require-type value 'fixnum)))
|
|---|
| 1302 | (declare (fixnum count))
|
|---|
| 1303 | (unless (eql 0 (logand 1 address))
|
|---|
| 1304 | (error "Odd address: ~s" address))
|
|---|
| 1305 | (when (<= count 0) (return-from fill-word) nil)
|
|---|
| 1306 | (let ((min-size (+ address (ash count 1))))
|
|---|
| 1307 | (when (< (disk-cache-size disk-cache) min-size)
|
|---|
| 1308 | (extend-disk-cache disk-cache min-size)))
|
|---|
| 1309 | (loop
|
|---|
| 1310 | (with-databases-locked
|
|---|
| 1311 | (multiple-value-bind (vector offset size)
|
|---|
| 1312 | (get-disk-page disk-cache address t)
|
|---|
| 1313 | (declare (fixnum offset size))
|
|---|
| 1314 | (when (<= size 0)
|
|---|
| 1315 | (error "attempt to write past end of ~s" disk-cache))
|
|---|
| 1316 | (let ((words (ash size -1)))
|
|---|
| 1317 | (declare (fixnum words))
|
|---|
| 1318 | (if (< count words) (setq words count))
|
|---|
| 1319 | #+ccl-68k-target
|
|---|
| 1320 | (ccl::lap-inline ()
|
|---|
| 1321 | (:variable vector offset words value)
|
|---|
| 1322 | (ccl::move.l (ccl::varg vector) ccl::atemp0)
|
|---|
| 1323 | (ccl::move.l (ccl::varg offset) ccl::da)
|
|---|
| 1324 | (ccl::getint ccl::da)
|
|---|
| 1325 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1326 | (ccl::move.l (ccl::varg words) ccl::da)
|
|---|
| 1327 | (ccl::getint ccl::da)
|
|---|
| 1328 | (ccl::move.l (ccl::varg value) ccl::acc)
|
|---|
| 1329 | (ccl::getint ccl::acc)
|
|---|
| 1330 | (ccl::dbfloop.l ccl::da (ccl:move.w ccl::acc ccl::atemp0@+)))
|
|---|
| 1331 | #+ppc-target
|
|---|
| 1332 | (locally (declare (type (simple-array (unsigned-byte 16) (*)) vector)
|
|---|
| 1333 | (optimize (speed 3) (safety 0)))
|
|---|
| 1334 | (let ((word-offset (ash offset -1)))
|
|---|
| 1335 | (declare (fixnum word-offset))
|
|---|
| 1336 | (dotimes (i words)
|
|---|
| 1337 | (setf (aref vector word-offset) value)
|
|---|
| 1338 | (incf word-offset))))
|
|---|
| 1339 | #-ccl
|
|---|
| 1340 | (dotimes (i words)
|
|---|
| 1341 | (%%store-word value vector offset)
|
|---|
| 1342 | (incf offset 2))
|
|---|
| 1343 | (if (<= (decf count words) 0) (return)))
|
|---|
| 1344 | (incf address (the fixnum (+ size $block-overhead))))))))
|
|---|
| 1345 |
|
|---|
| 1346 | (defun fill-byte (disk-cache address value count &optional immediate?)
|
|---|
| 1347 | (declare (ignore immediate?))
|
|---|
| 1348 | (let ((count (require-type count 'fixnum))
|
|---|
| 1349 | (address address)
|
|---|
| 1350 | (value (require-type value 'fixnum)))
|
|---|
| 1351 | (declare (fixnum count))
|
|---|
| 1352 | (when (<= count 0) (return-from fill-byte) nil)
|
|---|
| 1353 | (let ((min-size (+ address count)))
|
|---|
| 1354 | (when (< (disk-cache-size disk-cache) min-size)
|
|---|
| 1355 | (extend-disk-cache disk-cache min-size)))
|
|---|
| 1356 | (loop
|
|---|
| 1357 | (with-databases-locked
|
|---|
| 1358 | (multiple-value-bind (vector offset size)
|
|---|
| 1359 | (get-disk-page disk-cache address t)
|
|---|
| 1360 | (declare (fixnum offset size))
|
|---|
| 1361 | (when (<= size 0)
|
|---|
| 1362 | (error "attempt to write past end of ~s" disk-cache))
|
|---|
| 1363 | (if (< count size) (setq size count))
|
|---|
| 1364 | #+ccl-68k-target
|
|---|
| 1365 | (ccl::lap-inline ()
|
|---|
| 1366 | (:variable vector offset size value)
|
|---|
| 1367 | (ccl::move.l (ccl::varg vector) ccl::atemp0)
|
|---|
| 1368 | (ccl::move.l (ccl::varg offset) ccl::da)
|
|---|
| 1369 | (ccl::getint ccl::da)
|
|---|
| 1370 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1371 | (ccl::move.l (ccl::varg size) ccl::da)
|
|---|
| 1372 | (ccl::getint ccl::da)
|
|---|
| 1373 | (ccl::move.l (ccl::varg value) ccl::acc)
|
|---|
| 1374 | (ccl::getint ccl::acc)
|
|---|
| 1375 | (ccl::dbfloop.l ccl::da (ccl::move.b ccl::acc ccl::atemp0@+)))
|
|---|
| 1376 | #-ccl-68k-target
|
|---|
| 1377 | (locally (declare (type (simple-array (unsigned-byte 8) (*)) vector)
|
|---|
| 1378 | (optimize (speed 3) (safety 0)))
|
|---|
| 1379 | (dotimes (i size)
|
|---|
| 1380 | (setf (aref vector offset) value)
|
|---|
| 1381 | (incf offset)))
|
|---|
| 1382 | (if (<= (decf count size) 0) (return))
|
|---|
| 1383 | (incf address (the fixnum (+ size $block-overhead))))))))
|
|---|
| 1384 |
|
|---|
| 1385 | (defun array-fill-long (array address value count &optional immediate?)
|
|---|
| 1386 | (ensure-byte-array array)
|
|---|
| 1387 | (let ((count (require-type count 'fixnum))
|
|---|
| 1388 | (address (require-type address 'fixnum))
|
|---|
| 1389 | (value (require-type value 'fixnum)))
|
|---|
| 1390 | (declare (fixnum count address))
|
|---|
| 1391 | (check-byte-array-address address (* 4 count) array)
|
|---|
| 1392 | (unless (eql 0 (the fixnum (logand 1 address)))
|
|---|
| 1393 | (error "Odd address: ~s" address))
|
|---|
| 1394 | #+ccl-68k-target
|
|---|
| 1395 | (ccl::lap-inline ()
|
|---|
| 1396 | (:variable array address value count immediate?)
|
|---|
| 1397 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 1398 | (ccl::move.l (ccl::varg value) ccl::acc)
|
|---|
| 1399 | (ccl::if# (ccl::eq (ccl::cmp.l (ccl::varg immediate?) ccl::nilreg))
|
|---|
| 1400 | (ccl::movereg ccl::acc ccl::arg_z)
|
|---|
| 1401 | (ccl::jsr_subprim ccl::$sp-getxlong))
|
|---|
| 1402 | (ccl::move.l (ccl::varg address) ccl::da)
|
|---|
| 1403 | (ccl::getint ccl::da)
|
|---|
| 1404 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1405 | (ccl::move.l (ccl::varg count) ccl::da)
|
|---|
| 1406 | (ccl::dbfloop.l ccl::da (ccl::move.l ccl::acc ccl::atemp0@+)))
|
|---|
| 1407 | #-ccl-68k-target
|
|---|
| 1408 | (let ((offset address))
|
|---|
| 1409 | (declare (fixnum offset))
|
|---|
| 1410 | (if immediate?
|
|---|
| 1411 | (dotimes (i count)
|
|---|
| 1412 | (%%store-pointer value array offset t)
|
|---|
| 1413 | (incf offset 4))
|
|---|
| 1414 | (dotimes (i count)
|
|---|
| 1415 | (%%store-long value array offset)
|
|---|
| 1416 | (incf offset 4)))))
|
|---|
| 1417 | nil)
|
|---|
| 1418 |
|
|---|
| 1419 | (defun array-fill-word (array address value count)
|
|---|
| 1420 | (ensure-byte-array array)
|
|---|
| 1421 | (let ((count (require-type count 'fixnum))
|
|---|
| 1422 | (address (require-type address 'fixnum))
|
|---|
| 1423 | (value (require-type value 'fixnum)))
|
|---|
| 1424 | (declare (fixnum count address))
|
|---|
| 1425 | (check-byte-array-address address (* 2 count) array)
|
|---|
| 1426 | (unless (eql 0 (the fixnum (logand 1 address)))
|
|---|
| 1427 | (error "Odd address: ~s" address))
|
|---|
| 1428 | #+ccl-68k-target
|
|---|
| 1429 | (ccl::lap-inline ()
|
|---|
| 1430 | (:variable array address value count)
|
|---|
| 1431 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 1432 | (ccl::move.l (ccl::varg value) ccl::acc)
|
|---|
| 1433 | (ccl::getint ccl::acc)
|
|---|
| 1434 | (ccl::move.l (ccl::varg address) ccl::da)
|
|---|
| 1435 | (ccl::getint ccl::da)
|
|---|
| 1436 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1437 | (ccl::move.l (ccl::varg count) ccl::da)
|
|---|
| 1438 | (ccl::dbfloop.l ccl::da (ccl::move.w ccl::acc ccl::atemp0@+)))
|
|---|
| 1439 | #+ppc-target
|
|---|
| 1440 | (let ((index (ash address -1)))
|
|---|
| 1441 | (declare (fixnum offset)
|
|---|
| 1442 | (type (simple-array (unsigned-byte 16) (*)) array)
|
|---|
| 1443 | (optimize (speed 3) (safety 0)))
|
|---|
| 1444 | (dotimes (i count)
|
|---|
| 1445 | (setf (aref array index) value)
|
|---|
| 1446 | (incf index)))
|
|---|
| 1447 | #-ccl
|
|---|
| 1448 | (dotimes (i count)
|
|---|
| 1449 | (declare (fixnum i))
|
|---|
| 1450 | (%%store-word value array address)
|
|---|
| 1451 | (incf address 2)))
|
|---|
| 1452 | nil)
|
|---|
| 1453 |
|
|---|
| 1454 | (defun array-fill-byte (array address value count)
|
|---|
| 1455 | (ensure-byte-array array)
|
|---|
| 1456 | (let ((count (require-type count 'fixnum))
|
|---|
| 1457 | (address (require-type address 'fixnum))
|
|---|
| 1458 | (value (require-type value 'fixnum)))
|
|---|
| 1459 | (declare (fixnum count address))
|
|---|
| 1460 | (check-byte-array-address address count array)
|
|---|
| 1461 | #+ccl-68k-target
|
|---|
| 1462 | (ccl::lap-inline ()
|
|---|
| 1463 | (:variable array address value count)
|
|---|
| 1464 | (ccl::move.l (ccl::varg array) ccl::atemp0)
|
|---|
| 1465 | (ccl::move.l (ccl::varg value) ccl::acc)
|
|---|
| 1466 | (ccl::getint ccl::acc)
|
|---|
| 1467 | (ccl::move.l (ccl::varg address) ccl::da)
|
|---|
| 1468 | (ccl::getint ccl::da)
|
|---|
| 1469 | (ccl::lea (ccl::atemp0 ccl::da.l ccl::$v_data) ccl::atemp0)
|
|---|
| 1470 | (ccl::move.l (ccl::varg count) ccl::da)
|
|---|
| 1471 | (ccl::getint ccl::da)
|
|---|
| 1472 | (ccl::dbfloop.l ccl::da (ccl::move.b ccl::acc ccl::atemp0@+)))
|
|---|
| 1473 | #-ccl-68k-target
|
|---|
| 1474 | (let ((offset address))
|
|---|
| 1475 | (declare (fixnum offset)
|
|---|
| 1476 | (type (simple-array (unsigned-byte 8) (*)) array)
|
|---|
| 1477 | (optimize (speed 3) (safety 0)))
|
|---|
| 1478 | (dotimes (i count)
|
|---|
| 1479 | (setf (aref array offset) value)
|
|---|
| 1480 | (incf offset))))
|
|---|
| 1481 | nil)
|
|---|
| 1482 |
|
|---|
| 1483 |
|
|---|
| 1484 | ; some macros to make using this take less typing.
|
|---|
| 1485 | (export '(accessing-disk-cache))
|
|---|
| 1486 |
|
|---|
| 1487 | (defmacro accessing-disk-cache ((disk-cache &optional base) &body body)
|
|---|
| 1488 | (let* ((b (gensym)))
|
|---|
| 1489 | `(let ((-*dc*- ,disk-cache)
|
|---|
| 1490 | ,@(when base
|
|---|
| 1491 | `((,b ,base))))
|
|---|
| 1492 | (macrolet ((-*addr*- (address)
|
|---|
| 1493 | (if ',base
|
|---|
| 1494 | `(+ ,',b ,address)
|
|---|
| 1495 | address))
|
|---|
| 1496 | (-*select*- (operation disk-cache-code array-code)
|
|---|
| 1497 | (declare (ignore array-code))
|
|---|
| 1498 | (if (eq disk-cache-code :error)
|
|---|
| 1499 | (error "~s not supported for disk-cache's" operation))
|
|---|
| 1500 | disk-cache-code))
|
|---|
| 1501 | ,@body))))
|
|---|
| 1502 |
|
|---|
| 1503 | (defmacro accessing-byte-array ((byte-array &optional base disk-page) &body body)
|
|---|
| 1504 | (let* ((b (gensym)))
|
|---|
| 1505 | `(let ((-*dc*- ,byte-array)
|
|---|
| 1506 | ,@(when base
|
|---|
| 1507 | `((,b ,base))))
|
|---|
| 1508 | (macrolet ((-*addr*- (address)
|
|---|
| 1509 | (if ',base
|
|---|
| 1510 | `(+ ,',b ,address)
|
|---|
| 1511 | address))
|
|---|
| 1512 | (-*select*- (operation disk-cache-code array-code)
|
|---|
| 1513 | (declare (ignore disk-cache-code))
|
|---|
| 1514 | (if (eq array-code :error)
|
|---|
| 1515 | (error "~s not supported for arrays" operation))
|
|---|
| 1516 | array-code))
|
|---|
| 1517 | ,disk-page
|
|---|
| 1518 | ,@body))))
|
|---|
| 1519 |
|
|---|
| 1520 | (defun ensure-accessing-disk-cache (accessor env)
|
|---|
| 1521 | (unless (and (eq :lexical (variable-information '-*dc*- env))
|
|---|
| 1522 | #-LispWorks (eq :macro (function-information '-*addr*- env))
|
|---|
| 1523 | #-LispWorks (eq :macro (function-information '-*select*- env)))
|
|---|
| 1524 | (error "~s called ouside of ~s environment" accessor 'accessing-disk-cache)))
|
|---|
| 1525 |
|
|---|
| 1526 | (defmacro load.l (address &environment env)
|
|---|
| 1527 | (ensure-accessing-disk-cache 'load.l env)
|
|---|
| 1528 | `(-*select*-
|
|---|
| 1529 | load.l
|
|---|
| 1530 | (read-long -*dc*- (-*addr*- ,address))
|
|---|
| 1531 | (%load-long -*dc*- (-*addr*- ,address))))
|
|---|
| 1532 |
|
|---|
| 1533 | (defmacro load.ul (address &environment env)
|
|---|
| 1534 | (ensure-accessing-disk-cache 'load.ul env)
|
|---|
| 1535 | `(-*select*-
|
|---|
| 1536 | load.ul
|
|---|
| 1537 | (read-unsigned-long -*dc*- (-*addr*- ,address))
|
|---|
| 1538 | (%load-unsigned-long -*dc*- (-*addr*- ,address))))
|
|---|
| 1539 |
|
|---|
| 1540 | (defmacro load.p (address &environment env)
|
|---|
| 1541 | (ensure-accessing-disk-cache 'load.ul env)
|
|---|
| 1542 | `(-*select*-
|
|---|
| 1543 | load.p
|
|---|
| 1544 | (read-pointer -*dc*- (-*addr*- ,address))
|
|---|
| 1545 | (%load-pointer -*dc*- (-*addr*- ,address))))
|
|---|
| 1546 |
|
|---|
| 1547 | (defmacro load.w (address &environment env)
|
|---|
| 1548 | (ensure-accessing-disk-cache 'load.w env)
|
|---|
| 1549 | `(the fixnum
|
|---|
| 1550 | (-*select*-
|
|---|
| 1551 | load.w
|
|---|
| 1552 | (read-word -*dc*- (-*addr*- ,address))
|
|---|
| 1553 | (%load-word -*dc*- (-*addr*- ,address)))))
|
|---|
| 1554 |
|
|---|
| 1555 | (defmacro load.uw (address &environment env)
|
|---|
| 1556 | (ensure-accessing-disk-cache 'load.uw env)
|
|---|
| 1557 | `(the fixnum
|
|---|
| 1558 | (-*select*-
|
|---|
| 1559 | load.uw
|
|---|
| 1560 | (read-unsigned-word -*dc*- (-*addr*- ,address))
|
|---|
| 1561 | (%load-unsigned-word -*dc*- (-*addr*- ,address)))))
|
|---|
| 1562 |
|
|---|
| 1563 | (defmacro load.b (address &environment env)
|
|---|
| 1564 | (ensure-accessing-disk-cache 'load.b env)
|
|---|
| 1565 | `(the fixnum
|
|---|
| 1566 | (-*select*-
|
|---|
| 1567 | load.b
|
|---|
| 1568 | (read-8-bits -*dc*- (-*addr*- ,address))
|
|---|
| 1569 | (%load-8-bits -*dc*- (-*addr*- ,address)))))
|
|---|
| 1570 |
|
|---|
| 1571 | (defmacro load.string (address length &optional string &environment env)
|
|---|
| 1572 | (ensure-accessing-disk-cache 'load.string env)
|
|---|
| 1573 | `(-*select*-
|
|---|
| 1574 | load.string
|
|---|
| 1575 | (read-string -*dc*- (-*addr*- ,address) ,length
|
|---|
| 1576 | ,@(if string `(,string)))
|
|---|
| 1577 | (%load-string -*dc*- (-*addr*- ,address) ,length
|
|---|
| 1578 | ,@(if string `(,string)))))
|
|---|
| 1579 |
|
|---|
| 1580 | (defmacro store.l (value address &environment env)
|
|---|
| 1581 | (ensure-accessing-disk-cache 'store.l env)
|
|---|
| 1582 | `(-*select*-
|
|---|
| 1583 | store.l
|
|---|
| 1584 | (let ((-*temp*- ,value))
|
|---|
| 1585 | (setf (read-long -*dc*- (-*addr*- ,address)) -*temp*-))
|
|---|
| 1586 | (%store-long ,value -*dc*- (-*addr*- ,address))))
|
|---|
| 1587 |
|
|---|
| 1588 | (defmacro store.p (value address &optional value-imm? &environment env)
|
|---|
| 1589 | (ensure-accessing-disk-cache 'store.p env)
|
|---|
| 1590 | `(-*select*-
|
|---|
| 1591 | store.p
|
|---|
| 1592 | (let ((-*temp*- ,value))
|
|---|
| 1593 | (setf (read-pointer -*dc*- (-*addr*- ,address)
|
|---|
| 1594 | ,@(if value-imm? `(,value-imm?)))
|
|---|
| 1595 | -*temp*-))
|
|---|
| 1596 | (%store-pointer ,value -*dc*- (-*addr*- ,address)
|
|---|
| 1597 | ,@(if value-imm? `(,value-imm?)))))
|
|---|
| 1598 |
|
|---|
| 1599 | (defmacro store.w (value address &environment env)
|
|---|
| 1600 | (ensure-accessing-disk-cache 'store.w env)
|
|---|
| 1601 | `(-*select*-
|
|---|
| 1602 | store.w
|
|---|
| 1603 | (let ((-*temp*- ,value))
|
|---|
| 1604 | (setf (read-word -*dc*- (-*addr*- ,address)) -*temp*-))
|
|---|
| 1605 | (%store-word ,value -*dc*- (-*addr*- ,address))))
|
|---|
| 1606 |
|
|---|
| 1607 | (defmacro store.b (value address &environment env)
|
|---|
| 1608 | (ensure-accessing-disk-cache 'store.b env)
|
|---|
| 1609 | `(-*select*-
|
|---|
| 1610 | store.b
|
|---|
| 1611 | (let ((-*temp*- ,value))
|
|---|
| 1612 | (setf (read-8-bits -*dc*- (-*addr*- ,address)) -*temp*-))
|
|---|
| 1613 | (%store-8-bits ,value -*dc*- (-*addr*- ,address))))
|
|---|
| 1614 |
|
|---|
| 1615 | (defmacro store.string (string address &optional length &environment env)
|
|---|
| 1616 | (ensure-accessing-disk-cache 'store.string env)
|
|---|
| 1617 | `(-*select*-
|
|---|
| 1618 | store.string
|
|---|
| 1619 | (funcall #'(setf read-string)
|
|---|
| 1620 | ,string -*dc*- (-*addr*- ,address)
|
|---|
| 1621 | ,@(if length `(,length)))
|
|---|
| 1622 | (%store-string ,string -*dc*- (-*addr*- ,address)
|
|---|
| 1623 | ,@(if length `(,length)))))
|
|---|
| 1624 |
|
|---|
| 1625 | (defmacro fill.l (address value count &optional imm? &environment env)
|
|---|
| 1626 | (ensure-accessing-disk-cache 'fill.l env)
|
|---|
| 1627 | `(-*select*-
|
|---|
| 1628 | fill.l
|
|---|
| 1629 | (fill-long -*dc*- (-*addr*- ,address) ,value ,count ,imm?)
|
|---|
| 1630 | (array-fill-long -*dc*- (-*addr*- ,address) ,value ,count ,imm?)))
|
|---|
| 1631 |
|
|---|
| 1632 | (defmacro fill.w (address value count &environment env)
|
|---|
| 1633 | (ensure-accessing-disk-cache 'fill.w env)
|
|---|
| 1634 | `(-*select*-
|
|---|
| 1635 | fill.w
|
|---|
| 1636 | (fill-word -*dc*- (-*addr*- ,address) ,value ,count)
|
|---|
| 1637 | (array-fill-word -*dc*- (-*addr*- ,address) ,value ,count)))
|
|---|
| 1638 |
|
|---|
| 1639 | (defmacro fill.b (address value count &environment env)
|
|---|
| 1640 | (ensure-accessing-disk-cache 'fill.b env)
|
|---|
| 1641 | `(-*select*-
|
|---|
| 1642 | fill.b
|
|---|
| 1643 | (fill-byte -*dc*- (-*addr*- ,address) ,value ,count)
|
|---|
| 1644 | (array-fill-byte -*dc*- (-*addr*- ,address) ,value ,count)))
|
|---|
| 1645 |
|
|---|
| 1646 | (defmacro svref.p (vector index &environment env)
|
|---|
| 1647 | (ensure-accessing-disk-cache 'svref.p env)
|
|---|
| 1648 | `(-*select*-
|
|---|
| 1649 | svref.p
|
|---|
| 1650 | (dc-%svref -*dc*- ,vector ,index)
|
|---|
| 1651 | :error))
|
|---|
| 1652 |
|
|---|
| 1653 | (defmacro svset.p (vector index value &optional immediate? &environment env)
|
|---|
| 1654 | (ensure-accessing-disk-cache 'svset.p env)
|
|---|
| 1655 | `(-*select*-
|
|---|
| 1656 | svset.p
|
|---|
| 1657 | (setf (dc-%svref -*dc*- ,vector ,index ,@(if immediate? `(,immediate?)))
|
|---|
| 1658 | ,value)
|
|---|
| 1659 | :error))
|
|---|
| 1660 |
|
|---|
| 1661 | (defmacro %vector-size.p (vector &environment env)
|
|---|
| 1662 | (ensure-accessing-disk-cache '%vector-size.p env)
|
|---|
| 1663 | `(-*select*-
|
|---|
| 1664 | %vector-size.p
|
|---|
| 1665 | (dc-%vector-size -*dc*- ,vector)
|
|---|
| 1666 | :error))
|
|---|
| 1667 |
|
|---|
| 1668 |
|
|---|
| 1669 | #|
|
|---|
| 1670 | (close-disk-cache dc)
|
|---|
| 1671 | (setq wood::dc (wood::open-disk-cache "temp.dc"
|
|---|
| 1672 | :if-exists :overwrite
|
|---|
| 1673 | :if-does-not-exist :create))
|
|---|
| 1674 |
|
|---|
| 1675 | (defun wood::wi (&optional (count 100000))
|
|---|
| 1676 | (declare (special wood::dc))
|
|---|
| 1677 | (let ((index 0))
|
|---|
| 1678 | (declare (fixnum index))
|
|---|
| 1679 | (dotimes (i count)
|
|---|
| 1680 | (setf (wood::read-long wood::dc index) i)
|
|---|
| 1681 | (incf index 4))))
|
|---|
| 1682 |
|
|---|
| 1683 | (defun wood::ri (&optional (count 100000))
|
|---|
| 1684 | (declare (special wood::dc))
|
|---|
| 1685 | (let ((index 0))
|
|---|
| 1686 | (declare (fixnum index))
|
|---|
| 1687 | (dotimes (i count)
|
|---|
| 1688 | (let ((was (wood::read-long wood::dc index)))
|
|---|
| 1689 | (incf index 4)
|
|---|
| 1690 | (unless (eql i was)
|
|---|
| 1691 | (cerror "continue" "SB: ~d, Was: ~d" i was))))))
|
|---|
| 1692 |
|
|---|
| 1693 | #-ppc-target
|
|---|
| 1694 | (progn
|
|---|
| 1695 |
|
|---|
| 1696 | (require :lapmacros)
|
|---|
| 1697 |
|
|---|
| 1698 | (defun time-moves (&optional (count 100))
|
|---|
| 1699 | (setq count (require-type count 'fixnum))
|
|---|
| 1700 | (macrolet ((moves (count)
|
|---|
| 1701 | `(ccl::lap-inline (,count)
|
|---|
| 1702 | (ccl::getint ccl::arg_z)
|
|---|
| 1703 | (ccl::move.l (ccl::$ 0) ccl::atemp0)
|
|---|
| 1704 | (ccl::dbfloop ccl::arg_z
|
|---|
| 1705 | ,@(make-list 1000
|
|---|
| 1706 | :initial-element
|
|---|
| 1707 | '(ccl::move.l ccl::atemp0@+ ccl::da))))))
|
|---|
| 1708 | (moves count)
|
|---|
| 1709 | (* count 1000)))
|
|---|
| 1710 |
|
|---|
| 1711 | )
|
|---|
| 1712 |
|
|---|
| 1713 |
|
|---|
| 1714 | ; Timing on a mac IIfx running System 7.0.
|
|---|
| 1715 | ;
|
|---|
| 1716 | ; (wi) first time: 2080 usec/long (file allocation)
|
|---|
| 1717 | ; (wi) second time: 372 usec/long (read every block. write half of them)
|
|---|
| 1718 | ; (ri) first time: 200 usec/long (read every block. write half of them)
|
|---|
| 1719 | ; (ri) second time: 144 usec/long (read every block)
|
|---|
| 1720 | ; (ri 20000) 2nd time: 66 usec/long (no disk I/O)
|
|---|
| 1721 | ; (time-moves): 270 nanoseconds/long
|
|---|
| 1722 |
|
|---|
| 1723 | (defun wood::ws (&optional (count most-positive-fixnum) (package :ccl))
|
|---|
| 1724 | (declare (special wood::dc))
|
|---|
| 1725 | (let ((address 0))
|
|---|
| 1726 | (do-symbols (sym package)
|
|---|
| 1727 | (let* ((name (symbol-name sym))
|
|---|
| 1728 | (length (length name))
|
|---|
| 1729 | (rounded-length (logand -4 (+ length 3))))
|
|---|
| 1730 | (setf (wood::read-long wood::dc address) (length name))
|
|---|
| 1731 | (incf address 4)
|
|---|
| 1732 | (setf (wood::read-string wood::dc address) name)
|
|---|
| 1733 | (incf address rounded-length)
|
|---|
| 1734 | (if (<= (decf count) 0) (return))))
|
|---|
| 1735 | (setf (wood::read-long wood::dc address) 0)
|
|---|
| 1736 | address))
|
|---|
| 1737 |
|
|---|
| 1738 | (defun wood::rs ()
|
|---|
| 1739 | (declare (special wood::dc))
|
|---|
| 1740 | (let ((address 0)
|
|---|
| 1741 | (string (make-array 50 :fill-pointer t :adjustable t
|
|---|
| 1742 | :element-type 'base-character)))
|
|---|
| 1743 | (loop
|
|---|
| 1744 | (let ((length (wood::read-long wood::dc address)))
|
|---|
| 1745 | (if (eql length 0) (return))
|
|---|
| 1746 | (incf address 4)
|
|---|
| 1747 | (print (wood::read-string wood::dc address length string))
|
|---|
| 1748 | (incf address (logand -4 (+ length 3)))))))
|
|---|
| 1749 |
|
|---|
| 1750 |
|
|---|
| 1751 | |#
|
|---|
| 1752 | ;;; 1 3/10/94 bill 1.8d247
|
|---|
| 1753 | ;;; 2 10/04/94 bill 1.9d071
|
|---|
| 1754 | ;;; 3 11/01/94 Derek 1.9d085 Bill's Saving Library Task
|
|---|
| 1755 | ;;; 4 11/03/94 Moon 1.9d086
|
|---|
| 1756 | ;;; 2 3/23/95 bill 1.11d010
|
|---|
| 1757 | ;;; 3 6/02/95 bill 1.11d040
|
|---|
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