| Shu Zhang | c78fa26 | 2014-07-23 17:21:55 +0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2013-2014, NVIDIA Corporation. All rights reserved. |
| 3 | * Johnny Qiu <joqiu@nvidia.com> |
| 4 | * Shu Zhang <chazhang@nvidia.com> |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are |
| 8 | * met: |
| 9 | * * Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * * Redistributions in binary form must reproduce the above |
| 12 | * copyright notice, this list of conditions and the following |
| 13 | * disclaimer in the documentation and/or other materials provided |
| 14 | * with the distribution. |
| 15 | * * Neither the name of The Linux Foundation nor the names of its |
| 16 | * contributors may be used to endorse or promote products derived |
| 17 | * from this software without specific prior written permission. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 20 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 26 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 27 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 28 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 29 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | #include <float.h> |
| 33 | #include <private/bionic_asm.h> |
| 34 | |
| 35 | ENTRY(sqrt) |
| 36 | vmov.f64 d0, r0, r1 |
| 37 | vsqrt.f64 d0, d0 |
| 38 | vmov.f64 r0, r1, d0 |
| 39 | bx lr |
| 40 | END(sqrt) |
| 41 | |
| 42 | #if LDBL_MANT_DIG == 53 |
| 43 | .weak sqrtl |
| 44 | .equ sqrtl, sqrt |
| 45 | #endif |