kolibrios-fun/programs/develop/ktcc/trunk/libc.obj/source/math/modf.s
turbocat b5b499b8c8 kolibri-libc:
Move to folder with tcc. Part 1

git-svn-id: svn://kolibrios.org@8793 a494cfbc-eb01-0410-851d-a64ba20cac60
2021-06-10 14:37:44 +00:00

36 lines
501 B
ArmAsm

/* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
.text
.global modf;
modf:
pushl %ebp
movl %esp,%ebp
subl $16,%esp
pushl %ebx
fnstcw -4(%ebp)
fwait
movw -4(%ebp),%ax
orw $0x0c3f,%ax
movw %ax,-8(%ebp)
fldcw -8(%ebp)
fwait
fldl 8(%ebp)
frndint
fstpl -16(%ebp)
fwait
movl -16(%ebp),%edx
movl -12(%ebp),%ecx
movl 16(%ebp),%ebx
movl %edx,(%ebx)
movl %ecx,4(%ebx)
fldl 8(%ebp)
fsubl -16(%ebp)
leal -20(%ebp),%esp
fclex
fldcw -4(%ebp)
fwait
popl %ebx
leave
ret