1/* 2 * ==================================================== 3 * Copyright (C) 1998, 2002 by Red Hat Inc. All rights reserved. 4 * 5 * Permission to use, copy, modify, and distribute this 6 * software is freely granted, provided that this notice 7 * is preserved. 8 * ==================================================== 9 */ 10 11#if !defined(_SOFT_FLOAT) 12 13/* 14Fast version of atan2f using Intel float instructions. 15 16 float _f_atan2f (float y, float x); 17 18Function computes arctan ( y / x ). 19There is no error checking or setting of errno. 20*/ 21 22 #include "i386mach.h" 23 24 .global SYM (_f_atan2f) 25 SOTYPE_FUNCTION(_f_atan2f) 26 27SYM (_f_atan2f): 28 pushl ebp 29 movl esp,ebp 30 flds 8(ebp) 31 flds 12(ebp) 32 fpatan 33 34 leave 35 ret 36 37#endif 38