50 lines
997 B
C
50 lines
997 B
C
////////////////////////////////////////////////////////////
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//~ Crtlib mem op stubs
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#if !IsCrtlibEnabled
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//- memcpy
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__attribute((section(".text.memcpy")))
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void *memcpy(void *__restrict dst, const void *__restrict src, u64 count)
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{
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char *dst_pchar = dst;
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char *src_pchar = src;
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for (u64 i = 0; i < count; ++i)
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{
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dst_pchar[i] = src_pchar[i];
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}
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return dst;
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}
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//- memset
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__attribute((section(".text.memset")))
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void *memset(void *dst, i32 c, u64 count)
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{
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char *dst_pchar = dst;
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for (u64 i = 0; i < count; ++i)
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{
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dst_pchar[i] = (char)c;
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}
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return dst;
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}
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//- memcmp
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__attribute((section(".text.memcmp")))
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i32 memcmp(const void *p1, const void *p2, u64 count)
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{
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i32 result = 0;
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char *p1_pchar = p1;
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char *p2_pchar = p2;
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for (u64 i = 0; i < count; ++i)
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{
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result = p1_pchar[i] - p2_pchar[i];
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if (result != 0)
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{
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break;
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}
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}
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return result;
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}
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#endif /* !IsCrtlibEnabled */
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