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Annotation of qemu/roms/SLOF/slof/fs/rmove.fs, revision 1.1.1.1

1.1       root        1: \ *****************************************************************************
                      2: \ * Copyright (c) 2004, 2008 IBM Corporation
                      3: \ * All rights reserved.
                      4: \ * This program and the accompanying materials
                      5: \ * are made available under the terms of the BSD License
                      6: \ * which accompanies this distribution, and is available at
                      7: \ * http://www.opensource.org/licenses/bsd-license.php
                      8: \ *
                      9: \ * Contributors:
                     10: \ *     IBM Corporation - initial implementation
                     11: \ ****************************************************************************/
                     12: 
                     13: defer '(r@)
                     14: defer '(r!)
                     15: 1 VALUE /(r)
                     16: 
                     17: 
                     18: \ The rest of the code already implemented in prim.in
                     19: \ In the end all of this should be moved over there and this file terminated
                     20: 
                     21: : (rfill) ( addr size pattern 'r! /r -- )
                     22:        to /(r) to '(r!) ff and
                     23:        dup 8 lshift or dup 10 lshift or dup 20 lshift or
                     24:        -rot bounds ?do dup i '(r!) /(r) +loop drop
                     25: ;
                     26: 
                     27: : (fwrmove) ( src dest size -- )
                     28:        >r 0 -rot r> bounds ?do + dup '(r@) i '(r!) /(r) dup +loop 2drop
                     29: ;
                     30: 
                     31: \ Move from main to device memory
                     32: : mrmove ( src dest size -- )
                     33:        3dup or or 7 AND CASE
                     34:                0 OF ['] x@ ['] rx! /x ENDOF
                     35:                4 OF ['] l@ ['] rl! /l ENDOF
                     36:                2 OF ['] w@ ['] rw! /w ENDOF
                     37:                dup OF ['] c@ ['] rb! /c ENDOF
                     38:        ENDCASE
                     39:        ( We already know that source and destination do not overlap )
                     40:        to /(r) to '(r!) to '(r@) (fwrmove)
                     41: ;
                     42: 
                     43: : rfill ( addr size pattern -- )
                     44:        3dup drop or 7 AND CASE
                     45:                0 OF ['] rx! /x ENDOF
                     46:                4 OF ['] rl! /l ENDOF
                     47:                2 OF ['] rw! /w ENDOF
                     48:                dup OF ['] rb! /c ENDOF
                     49:        ENDCASE (rfill)
                     50: ;
                     51: 
                     52: 
                     53: 

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