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119 lines
2.5 KiB
D
119 lines
2.5 KiB
D
/*
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* Copyright (C) 2004 by Digital Mars, www.digitalmars.com
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* Written by Walter Bright
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, in both source and binary form, subject to the following
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* restrictions:
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*
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* o The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* o Altered source versions must be plainly marked as such, and must not
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* be misrepresented as being the original software.
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* o This notice may not be removed or altered from any source
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* distribution.
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*/
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extern (C)
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{
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// Functions from the C library.
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void *memcpy(void *, void *, uint);
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}
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extern (C):
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short *_memset16(short *p, short value, int count)
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{
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short *pstart = p;
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short *ptop;
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for (ptop = &p[count]; p < ptop; p++)
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*p = value;
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return pstart;
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}
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int *_memset32(int *p, int value, int count)
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{
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version (X86)
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{
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asm
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{
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mov EDI,p ;
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mov EAX,value ;
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mov ECX,count ;
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mov EDX,EDI ;
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rep ;
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stosd ;
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mov EAX,EDX ;
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}
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}
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else
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{
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int *pstart = p;
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int *ptop;
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for (ptop = &p[count]; p < ptop; p++)
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*p = value;
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return pstart;
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}
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}
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long *_memset64(long *p, long value, int count)
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{
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long *pstart = p;
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long *ptop;
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for (ptop = &p[count]; p < ptop; p++)
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*p = value;
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return pstart;
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}
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cdouble *_memset128(cdouble *p, cdouble value, int count)
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{
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cdouble *pstart = p;
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cdouble *ptop;
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for (ptop = &p[count]; p < ptop; p++)
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*p = value;
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return pstart;
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}
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real *_memset80(real *p, real value, int count)
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{
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real *pstart = p;
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real *ptop;
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for (ptop = &p[count]; p < ptop; p++)
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*p = value;
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return pstart;
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}
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creal *_memset160(creal *p, creal value, int count)
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{
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creal *pstart = p;
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creal *ptop;
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for (ptop = &p[count]; p < ptop; p++)
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*p = value;
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return pstart;
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}
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void *_memsetn(void *p, void *value, int count, int sizelem)
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{ void *pstart = p;
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int i;
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for (i = 0; i < count; i++)
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{
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memcpy(p, value, sizelem);
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p = cast(void *)(cast(char *)p + sizelem);
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}
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return pstart;
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}
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