| /* |
| * Copyright (c) 2021 BayLibre SAS |
| * Written by: Nicolas Pitre |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/toolchain.h> |
| #include <zephyr/linker/sections.h> |
| |
| _ASM_FILE_PROLOGUE |
| |
| GTEXT(z_arm64_fpu_save) |
| SECTION_FUNC(TEXT, z_arm64_fpu_save) |
| |
| stp q0, q1, [x0, #(16 * 0)] |
| stp q2, q3, [x0, #(16 * 2)] |
| stp q4, q5, [x0, #(16 * 4)] |
| stp q6, q7, [x0, #(16 * 6)] |
| stp q8, q9, [x0, #(16 * 8)] |
| stp q10, q11, [x0, #(16 * 10)] |
| stp q12, q13, [x0, #(16 * 12)] |
| stp q14, q15, [x0, #(16 * 14)] |
| stp q16, q17, [x0, #(16 * 16)] |
| stp q18, q19, [x0, #(16 * 18)] |
| stp q20, q21, [x0, #(16 * 20)] |
| stp q22, q23, [x0, #(16 * 22)] |
| stp q24, q25, [x0, #(16 * 24)] |
| stp q26, q27, [x0, #(16 * 26)] |
| stp q28, q29, [x0, #(16 * 28)] |
| stp q30, q31, [x0, #(16 * 30)] |
| |
| mrs x1, fpsr |
| mrs x2, fpcr |
| str w1, [x0, #(16 * 32 + 0)] |
| str w2, [x0, #(16 * 32 + 4)] |
| |
| ret |
| |
| GTEXT(z_arm64_fpu_restore) |
| SECTION_FUNC(TEXT, z_arm64_fpu_restore) |
| |
| ldp q0, q1, [x0, #(16 * 0)] |
| ldp q2, q3, [x0, #(16 * 2)] |
| ldp q4, q5, [x0, #(16 * 4)] |
| ldp q6, q7, [x0, #(16 * 6)] |
| ldp q8, q9, [x0, #(16 * 8)] |
| ldp q10, q11, [x0, #(16 * 10)] |
| ldp q12, q13, [x0, #(16 * 12)] |
| ldp q14, q15, [x0, #(16 * 14)] |
| ldp q16, q17, [x0, #(16 * 16)] |
| ldp q18, q19, [x0, #(16 * 18)] |
| ldp q20, q21, [x0, #(16 * 20)] |
| ldp q22, q23, [x0, #(16 * 22)] |
| ldp q24, q25, [x0, #(16 * 24)] |
| ldp q26, q27, [x0, #(16 * 26)] |
| ldp q28, q29, [x0, #(16 * 28)] |
| ldp q30, q31, [x0, #(16 * 30)] |
| |
| ldr w1, [x0, #(16 * 32 + 0)] |
| ldr w2, [x0, #(16 * 32 + 4)] |
| msr fpsr, x1 |
| msr fpcr, x2 |
| |
| ret |
