1/* SPDX-License-Identifier: BSD-2-Clause */ 2/* 3 * Copyright (c) 2015, Linaro Limited 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice, 13 * this list of conditions and the following disclaimer in the documentation 14 * and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <asm.S> 30 31 .section .text.vfp_asm 32 33/* void vfp_save_extension_regs(struct vfp_reg regs[VFP_NUM_REGS]); */ 34FUNC vfp_save_extension_regs , : 35 stp q0, q1, [x0, #16 * 0] 36 stp q2, q3, [x0, #16 * 2] 37 stp q4, q5, [x0, #16 * 4] 38 stp q6, q7, [x0, #16 * 6] 39 stp q8, q9, [x0, #16 * 8] 40 stp q10, q11, [x0, #16 * 10] 41 stp q12, q13, [x0, #16 * 12] 42 stp q14, q15, [x0, #16 * 14] 43 stp q16, q17, [x0, #16 * 16] 44 stp q18, q19, [x0, #16 * 18] 45 stp q20, q21, [x0, #16 * 20] 46 stp q22, q23, [x0, #16 * 22] 47 stp q24, q25, [x0, #16 * 24] 48 stp q26, q27, [x0, #16 * 26] 49 stp q28, q29, [x0, #16 * 28] 50 stp q30, q31, [x0, #16 * 30] 51 ret 52END_FUNC vfp_save_extension_regs 53 54/* void vfp_restore_extension_regs(struct vfp_reg regs[VFP_NUM_REGS]); */ 55FUNC vfp_restore_extension_regs , : 56 ldp q0, q1, [x0, #16 * 0] 57 ldp q2, q3, [x0, #16 * 2] 58 ldp q4, q5, [x0, #16 * 4] 59 ldp q6, q7, [x0, #16 * 6] 60 ldp q8, q9, [x0, #16 * 8] 61 ldp q10, q11, [x0, #16 * 10] 62 ldp q12, q13, [x0, #16 * 12] 63 ldp q14, q15, [x0, #16 * 14] 64 ldp q16, q17, [x0, #16 * 16] 65 ldp q18, q19, [x0, #16 * 18] 66 ldp q20, q21, [x0, #16 * 20] 67 ldp q22, q23, [x0, #16 * 22] 68 ldp q24, q25, [x0, #16 * 24] 69 ldp q26, q27, [x0, #16 * 26] 70 ldp q28, q29, [x0, #16 * 28] 71 ldp q30, q31, [x0, #16 * 30] 72 ret 73END_FUNC vfp_restore_extension_regs 74