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/* * FP/SIMD state saving and restoring macros * * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * 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, see <http://www.gnu.org/licenses/>. */ .macro fpsimd_save state, tmpnr stp q0, q1, [\state, #16 * 0] stp q2, q3, [\state, #16 * 2] stp q4, q5, [\state, #16 * 4] stp q6, q7, [\state, #16 * 6] stp q8, q9, [\state, #16 * 8] stp q10, q11, [\state, #16 * 10] stp q12, q13, [\state, #16 * 12] stp q14, q15, [\state, #16 * 14] stp q16, q17, [\state, #16 * 16] stp q18, q19, [\state, #16 * 18] stp q20, q21, [\state, #16 * 20] stp q22, q23, [\state, #16 * 22] stp q24, q25, [\state, #16 * 24] stp q26, q27, [\state, #16 * 26] stp q28, q29, [\state, #16 * 28] stp q30, q31, [\state, #16 * 30]! mrs x\tmpnr, fpsr str w\tmpnr, [\state, #16 * 2] mrs x\tmpnr, fpcr str w\tmpnr, [\state, #16 * 2 + 4] .endm .macro fpsimd_restore state, tmpnr ldp q0, q1, [\state, #16 * 0] ldp q2, q3, [\state, #16 * 2] ldp q4, q5, [\state, #16 * 4] ldp q6, q7, [\state, #16 * 6] ldp q8, q9, [\state, #16 * 8] ldp q10, q11, [\state, #16 * 10] ldp q12, q13, [\state, #16 * 12] ldp q14, q15, [\state, #16 * 14] ldp q16, q17, [\state, #16 * 16] ldp q18, q19, [\state, #16 * 18] ldp q20, q21, [\state, #16 * 20] ldp q22, q23, [\state, #16 * 22] ldp q24, q25, [\state, #16 * 24] ldp q26, q27, [\state, #16 * 26] ldp q28, q29, [\state, #16 * 28] ldp q30, q31, [\state, #16 * 30]! ldr w\tmpnr, [\state, #16 * 2] msr fpsr, x\tmpnr ldr w\tmpnr, [\state, #16 * 2 + 4] msr fpcr, x\tmpnr .endm |