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lampret |
; @(#)_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 @ asneq V_SYSCALL,gr1,gr1 @ jmpti tav,lr0 @ const tpc,_errno @ consth tpc,_errno @ store 0,0,tav,tpc @ jmpi lr0 @ constn v0,-1 to syscall 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 @ 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 @ asneq V_SYSCALL,gr1,gr1 @ jmpti tav,lr0 @ const tpc,_errno @ consth tpc,_errno @ store 0,0,tav,tpc @ jmpi lr0 @ constn v0,-1
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.end
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