kolibrios-gitea/programs/develop/ktcc/trunk/libc/math/floor.asm

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format ELF
include 'proc32.inc'
section '.text' executable
public floor
floor:
push ebp
mov ebp,esp
sub esp,8
fstcw [ebp-12]
mov dx,word[ebp-12]
or dx,0x0400
and dx,0xf7ff
mov word[ebp-16],dx
fldcw [ebp-16]
fld qword[ebp+8]
frndint
fldcw [ebp-12]
leave
ret