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
__check32(int line,uint32_t result,uint32_t expect)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
__check64(int line,uint64_t result,uint64_t expect)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
my_func(void)52 static void my_func(void)
53 {
54 my_func_called = true;
55 }
56
callrh(void * func)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
test_callrh(void)67 static void test_callrh(void)
68 {
69 my_func_called = false;
70 callrh(&my_func);
71 check32(my_func_called, true);
72 }
73
test_jumprh(void)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
main()89 int main()
90 {
91 test_callrh();
92 test_jumprh();
93
94 puts(err ? "FAIL" : "PASS");
95 return err ? 1 : 0;
96 }
97