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Text File  |  1994-08-20  |  303 b   |  18 lines
  1. #include <string.h>
  2.  
  3. #include "asm-ops.h"
  4.  
  5. char * strcat(char * dest,const char * src)
  6. {
  7. __asm__("cld\n\t"
  8.     "repne\n\t"
  9.     "scasb\n\t"
  10.     "decl %1\n"
  11.     LL(1) "\tlodsb\n\t"
  12.     "stosb\n\t"
  13.     "testb %%al,%%al\n\t"
  14.     "jne " LB(1)
  15.     ::"S" (src),"D" (dest),"a" (0),"c" (0xffffffff):"si","di","ax","cx");
  16. return dest;
  17. }
  18.