| 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 v73 |
| 24 | */ |
| 25 | |
| 26 | int err; |
| 27 | |
| 28 | static void __check32(int line, uint32_t result, uint32_t expect) |
| 29 | { |
| 30 | if (result != expect) { |
| 31 | printf("ERROR at line %d: 0x%08x != 0x%08x\n", |
| 32 | line, result, expect); |
| 33 | err++; |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | #define check32(RES, EXP) __check32(__LINE__, RES, EXP) |
| 38 | |
| 39 | static void __check64(int line, uint64_t result, uint64_t expect) |
| 40 | { |
| 41 | if (result != expect) { |
| 42 | printf("ERROR at line %d: 0x%016llx != 0x%016llx\n", |
| 43 | line, result, expect); |
| 44 | err++; |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | #define check64(RES, EXP) __check64(__LINE__, RES, EXP) |
| 49 | |
| 50 | static bool my_func_called; |
| 51 | |
| 52 | static void my_func(void) |
| 53 | { |
| 54 | my_func_called = true; |
| 55 | } |
| 56 | |
| 57 | static inline void callrh(void *func) |
| 58 | { |
| 59 | asm volatile("callrh %0\n\t" |
| 60 | : : "r"(func) |
| 61 | /* Mark the caller-save registers as clobbered */ |
| 62 | : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", |
| 63 | "r10", "r11", "r12", "r13", "r14", "r15", "r28", |
| 64 | "p0", "p1", "p2", "p3"); |
| 65 | } |
| 66 | |
| 67 | static void test_callrh(void) |
| 68 | { |
| 69 | my_func_called = false; |
| 70 | callrh(&my_func); |
| 71 | check32(my_func_called, true); |
| 72 | } |
| 73 | |
| 74 | static void test_jumprh(void) |
| 75 | { |
| 76 | uint32_t res; |
| 77 | asm ("%0 = #5\n\t" |
| 78 | "r0 = ##1f\n\t" |
| 79 | "jumprh r0\n\t" |
| 80 | "%0 = #3\n\t" |
| 81 | "jump 2f\n\t" |
| 82 | "1:\n\t" |
| 83 | "%0 = #1\n\t" |
| 84 | "2:\n\t" |
| 85 | : "=r"(res) : : "r0"); |
| 86 | check32(res, 1); |
| 87 | } |
| 88 | |
| 89 | int main() |
| 90 | { |
| 91 | test_callrh(); |
| 92 | test_jumprh(); |
| 93 | |
| 94 | puts(err ? "FAIL" : "PASS"); |
| 95 | return err ? 1 : 0; |
| 96 | } |