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