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\ *****************************************************************************
\ * Copyright (c) 2004, 2011 IBM Corporation
\ * All rights reserved.
\ * This program and the accompanying materials
\ * are made available under the terms of the BSD License
\ * which accompanies this distribution, and is available at
\ * http://www.opensource.org/licenses/bsd-license.php
\ *
\ * Contributors:
\ * IBM Corporation - initial implementation
\ ****************************************************************************/
\ little- and big-endian FCODE IP access functions
?bigendian [IF] \ Big endian access functions first
: read-fcode-num16 ( -- n )
0 fcode-num !
?arch64 IF
read-byte fcode-num 6 + C!
next-ip
read-byte fcode-num 7 + C!
ELSE
read-byte fcode-num 2 + C!
next-ip
read-byte fcode-num 3 + C!
THEN
fcode-num @
;
: read-fcode-num32 ( -- n )
0 fcode-num !
?arch64 IF
read-byte fcode-num 4 + C!
next-ip
read-byte fcode-num 5 + C!
next-ip
read-byte fcode-num 6 + C!
next-ip
read-byte fcode-num 7 + C!
ELSE
read-byte fcode-num 0 + C!
next-ip
read-byte fcode-num 1 + C!
next-ip
read-byte fcode-num 2 + C!
next-ip
read-byte fcode-num 3 + C!
THEN
fcode-num @
;
[ELSE] \ Now the little endian access functions
: read-fcode-num16 ( -- n )
0 fcode-num !
?arch64 IF
read-byte fcode-num 7 + C!
next-ip
read-byte fcode-num 6 + C!
ELSE
read-byte fcode-num 1 + C!
next-ip
read-byte fcode-num 0 + C!
THEN
fcode-num @
;
: read-fcode-num32 ( adr -- n )
0 fcode-num !
?arch64 IF
read-byte fcode-num 7 + C!
next-ip
read-byte fcode-num 6 + C!
next-ip
read-byte fcode-num 5 + C!
next-ip
read-byte fcode-num 4 + C!
ELSE
read-byte fcode-num 3 + C!
next-ip
read-byte fcode-num 2 + C!
next-ip
read-byte fcode-num 1 + C!
next-ip
read-byte fcode-num 0 + C!
THEN
fcode-num @
;
[THEN]
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