51 lines
1.1 KiB
NASM
51 lines
1.1 KiB
NASM
;; Copyright (c) 1992,1993-1995 Argonaut Technologies Limited. All rights reserved.
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;;
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;; $Id: blockops.asm 1.5 1995/05/25 13:23:06 sam Exp $
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;; $Locker: $
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;;
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;; Various operations on fixed 16.16 numbers
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;;
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.386p
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.model flat,c
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.data
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db '$Id: blockops.asm 1.5 1995/05/25 13:23:06 sam Exp $',0
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align 4
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.code
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; void BR_ASM_CALL BrBlockFill(void *dest_ptr, int value, int dwords);
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;
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BrBlockFill proc uses eax ecx edi es, dest:ptr dword, value:dword, count:dword
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mov ax,ds
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mov es,ax
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mov eax,value
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mov ecx,count
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mov edi,dest
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rep stosd
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ret
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BrBlockFill endp
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; void BR_ASM_CALL BrBlockCopy(void *dest_ptr, void *src_ptr, int dwords);
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;
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BrBlockCopy proc uses ecx esi edi es, dest:ptr dword, src:ptr dword, count:dword
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mov ax,ds
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mov es,ax
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mov esi,src
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mov ecx,count
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mov edi,dest
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rep movsd
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ret
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BrBlockCopy endp
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; void BR_ASM_CALL BrFarBlockCopy(void __far *dest_ptr, void *src_ptr, int dwords);
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;
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BrFarBlockCopy proc uses ecx esi edi es, dest:far ptr dword, src:ptr dword, count:dword
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mov ecx,count
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mov esi,src
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les edi,dest
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rep movsd
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ret
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BrFarBlockCopy endp
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end
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