reactos/sdk/lib/crt/math/i386/log10_asm.s

29 lines
707 B
ArmAsm

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* PURPOSE:
* FILE: lib/sdk/crt/math/i386/log10_asm.s
* PROGRAMER: Magnus Olsen (magnus@greatlord.com)
*
*/
#include <asm.inc>
PUBLIC _log10
/* FUNCTIONS ***************************************************************/
.code
_log10:
push ebp
mov ebp,esp
fld qword ptr [ebp+8] // Load real from stack
fldlg2 // Load log base 10 of 2
fxch st(1) // Exchange st, st(1)
fyl2x // Compute the log base 10(x)
pop ebp
ret
END