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kolibrios/programs/develop/ktcc/libc.obj/source/string/strcpy.c
Andrew 4f450aa637
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develop/ktcc: Post-SVN tidy
- Move source code from `trunk` into program root directory.
- Update build files and include paths.
- Note: Line endings standardised from `CRLF` > `LF`, so best to view diffs with whitespace changes hidden.
2025-05-24 11:58:48 +01:00

17 lines
390 B
C

/* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
#include <string.h>
char* strcpy(char* to, const char* from)
{
int d0, d1, d2;
__asm__ __volatile__(
"1:\tlodsb\n\t"
"stosb\n\t"
"testb %%al,%%al\n\t"
"jne 1b"
: "=&S"(d0), "=&D"(d1), "=&a"(d2)
: "0"(from), "1"(to)
: "memory");
return to;
}