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[/] [or1k/] [trunk/] [newlib/] [newlib/] [libc/] [sys/] [a29khif/] [alloc.s] - Blame information for rev 1765

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1 39 lampret
; 
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;(#)_alloc.s    1.4 90/10/14 21:57:19, AMD
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; Copyright 1989, 1990 Advanced Micro Devices, Inc.
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;
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; This software is the property of Advanced Micro Devices, Inc  (AMD)  which
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; specifically  grants the user the right to modify, use and distribute this
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; software provided this notice is not removed or altered.  All other rights
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; are reserved by AMD.
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;
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; AMD MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS
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; SOFTWARE.  IN NO EVENT SHALL AMD BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL
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; DAMAGES IN CONNECTION WITH OR ARISING FROM THE FURNISHING, PERFORMANCE, OR
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; USE OF THIS SOFTWARE.
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;
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; So that all may benefit from your experience, please report  any  problems
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; or  suggestions about this software to the 29K Technical Support Center at
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; 800-29-29-AMD (800-292-9263) in the USA, or 0800-89-1131  in  the  UK,  or
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; 0031-11-1129 in Japan, toll free.  The direct dial number is 512-462-4118.
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;
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; Advanced Micro Devices, Inc.
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; 29K Support Products
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; Mail Stop 573
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; 5900 E. Ben White Blvd.
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; Austin, TX 78741
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; 800-292-9263
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;
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;       07/06/89 (JS) Replaced call to const tav,HIF_macro 
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;                and deleted call to reterr macro as a NULL needs to be
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;                returned on failure.
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; _alloc.s
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;       void *vp = _sysalloc( int size );
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;
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        .file   "_alloc.s"
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        .include "sys/sysmac.h"
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        .text
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        .word   0x00030000              ; Debugger tag word
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        .global __sysalloc
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__sysalloc:
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          const tav,HIF_alloc
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 asneq V_SYSCALL,gr1,gr1
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          jmpti         tav, lr0
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          const        tpc, _errno
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          consth       tpc, _errno
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          store        0, 0, tav, tpc
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          jmpi         lr0
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          const         v0, 0                    ; return NULL on error.
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;
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;       int errret = _sysfree( void *addr, int size );
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;
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        .global __sysfree
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__sysfree:
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        const tav,HIF_free
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 asneq V_SYSCALL,gr1,gr1
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 jmpti tav,lr0
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 const tpc,_errno
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 consth tpc,_errno
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 store 0,0,tav,tpc
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 jmpi lr0
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 constn v0,-1
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        .end

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