cosmopolitan/libc/tinymath/cbrtf.S
Justine Tunney 72b654cb6c Add NES emulator
It's now possible to play classic video game roms with teletypewriters.
https://justine.storage.googleapis.com/nesemu.png
2020-07-02 13:46:08 -07:00

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/*-*- mode:asm; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify │
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License. │
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of │
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software │
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/macros.h"
/ Returns cube root of 𝑥.
/
/ @param %xmm0 holds binary32 number
/ @return %xmm0 holds binary32 result
tinymath_cbrtf:
pushq %rbp
mov %rsp,%rbp
cvtss2sd %xmm0,%xmm0
call __cbrt
cvtsd2ss %xmm0,%xmm0
popq %rbp
ret
.endfn tinymath_cbrtf,globl
.alias tinymath_cbrtf,cbrtf