| 1 | /* |
| 2 | * Copyright(c) 2023 Qualcomm Innovation Center, Inc. All Rights Reserved. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
| 16 | */ |
| 17 | |
| 18 | #include <stdio.h> |
| 19 | #include <stdbool.h> |
| 20 | #include <stdint.h> |
| 21 | |
| 22 | /* |
| 23 | * Test the scalar core instructions that are new in v68 |
| 24 | */ |
| 25 | |
| 26 | int err; |
| 27 | |
| 28 | static int buffer32[] = { 1, 2, 3, 4 }; |
| 29 | static long long buffer64[] = { 5, 6, 7, 8 }; |
| 30 | |
| 31 | static void __check32(int line, uint32_t result, uint32_t expect) |
| 32 | { |
| 33 | if (result != expect) { |
| 34 | printf("ERROR at line %d: 0x%08x != 0x%08x\n", |
| 35 | line, result, expect); |
| 36 | err++; |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | #define check32(RES, EXP) __check32(__LINE__, RES, EXP) |
| 41 | |
| 42 | static void __check64(int line, uint64_t result, uint64_t expect) |
| 43 | { |
| 44 | if (result != expect) { |
| 45 | printf("ERROR at line %d: 0x%016llx != 0x%016llx\n", |
| 46 | line, result, expect); |
| 47 | err++; |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | #define check64(RES, EXP) __check64(__LINE__, RES, EXP) |
| 52 | |
| 53 | static inline int loadw_aq(int *p) |
| 54 | { |
| 55 | int res; |
| 56 | asm volatile("%0 = memw_aq(%1)\n\t" |
| 57 | : "=r"(res) : "r"(p)); |
| 58 | return res; |
| 59 | } |
| 60 | |
| 61 | static void test_loadw_aq(void) |
| 62 | { |
| 63 | int res; |
| 64 | |
| 65 | res = loadw_aq(&buffer32[0]); |
| 66 | check32(res, 1); |
| 67 | res = loadw_aq(&buffer32[1]); |
| 68 | check32(res, 2); |
| 69 | } |
| 70 | |
| 71 | static inline long long loadd_aq(long long *p) |
| 72 | { |
| 73 | long long res; |
| 74 | asm volatile("%0 = memd_aq(%1)\n\t" |
| 75 | : "=r"(res) : "r"(p)); |
| 76 | return res; |
| 77 | } |
| 78 | |
| 79 | static void test_loadd_aq(void) |
| 80 | { |
| 81 | long long res; |
| 82 | |
| 83 | res = loadd_aq(&buffer64[2]); |
| 84 | check64(res, 7); |
| 85 | res = loadd_aq(&buffer64[3]); |
| 86 | check64(res, 8); |
| 87 | } |
| 88 | |
| 89 | static inline void release_at(int *p) |
| 90 | { |
| 91 | asm volatile("release(%0):at\n\t" |
| 92 | : : "r"(p)); |
| 93 | } |
| 94 | |
| 95 | static void test_release_at(void) |
| 96 | { |
| 97 | release_at(&buffer32[2]); |
| 98 | check64(buffer32[2], 3); |
| 99 | release_at(&buffer32[3]); |
| 100 | check64(buffer32[3], 4); |
| 101 | } |
| 102 | |
| 103 | static inline void release_st(int *p) |
| 104 | { |
| 105 | asm volatile("release(%0):st\n\t" |
| 106 | : : "r"(p)); |
| 107 | } |
| 108 | |
| 109 | static void test_release_st(void) |
| 110 | { |
| 111 | release_st(&buffer32[2]); |
| 112 | check64(buffer32[2], 3); |
| 113 | release_st(&buffer32[3]); |
| 114 | check64(buffer32[3], 4); |
| 115 | } |
| 116 | |
| 117 | static inline void storew_rl_at(int *p, int val) |
| 118 | { |
| 119 | asm volatile("memw_rl(%0):at = %1\n\t" |
| 120 | : : "r"(p), "r"(val) : "memory"); |
| 121 | } |
| 122 | |
| 123 | static void test_storew_rl_at(void) |
| 124 | { |
| 125 | storew_rl_at(&buffer32[2], 9); |
| 126 | check64(buffer32[2], 9); |
| 127 | storew_rl_at(&buffer32[3], 10); |
| 128 | check64(buffer32[3], 10); |
| 129 | } |
| 130 | |
| 131 | static inline void stored_rl_at(long long *p, long long val) |
| 132 | { |
| 133 | asm volatile("memd_rl(%0):at = %1\n\t" |
| 134 | : : "r"(p), "r"(val) : "memory"); |
| 135 | } |
| 136 | |
| 137 | static void test_stored_rl_at(void) |
| 138 | { |
| 139 | stored_rl_at(&buffer64[2], 11); |
| 140 | check64(buffer64[2], 11); |
| 141 | stored_rl_at(&buffer64[3], 12); |
| 142 | check64(buffer64[3], 12); |
| 143 | } |
| 144 | |
| 145 | static inline void storew_rl_st(int *p, int val) |
| 146 | { |
| 147 | asm volatile("memw_rl(%0):st = %1\n\t" |
| 148 | : : "r"(p), "r"(val) : "memory"); |
| 149 | } |
| 150 | |
| 151 | static void test_storew_rl_st(void) |
| 152 | { |
| 153 | storew_rl_st(&buffer32[0], 13); |
| 154 | check64(buffer32[0], 13); |
| 155 | storew_rl_st(&buffer32[1], 14); |
| 156 | check64(buffer32[1], 14); |
| 157 | } |
| 158 | |
| 159 | static inline void stored_rl_st(long long *p, long long val) |
| 160 | { |
| 161 | asm volatile("memd_rl(%0):st = %1\n\t" |
| 162 | : : "r"(p), "r"(val) : "memory"); |
| 163 | } |
| 164 | |
| 165 | static void test_stored_rl_st(void) |
| 166 | { |
| 167 | stored_rl_st(&buffer64[0], 15); |
| 168 | check64(buffer64[0], 15); |
| 169 | stored_rl_st(&buffer64[1], 15); |
| 170 | check64(buffer64[1], 15); |
| 171 | } |
| 172 | |
| 173 | int main() |
| 174 | { |
| 175 | test_loadw_aq(); |
| 176 | test_loadd_aq(); |
| 177 | test_release_at(); |
| 178 | test_release_st(); |
| 179 | test_storew_rl_at(); |
| 180 | test_stored_rl_at(); |
| 181 | test_storew_rl_st(); |
| 182 | test_stored_rl_st(); |
| 183 | |
| 184 | puts(err ? "FAIL" : "PASS"); |
| 185 | return err ? 1 : 0; |
| 186 | } |