| /* | |
| * Test the EPSW instruction. | |
| * | |
| * SPDX-License-Identifier: GPL-2.0-or-later | |
| */ | |
| #include <assert.h> | |
| #include <stdlib.h> | |
| int main(void) | |
| { | |
| unsigned long r1 = 0x1234567887654321UL, r2 = 0x8765432112345678UL; | |
| asm("cr %[r1],%[r2]\n" /* cc = 1 */ | |
| "epsw %[r1],%[r2]" | |
| : [r1] "+r" (r1), [r2] "+r" (r2) : : "cc"); | |
| /* Do not check the R and RI bits. */ | |
| r1 &= ~0x40000008UL; | |
| assert(r1 == 0x1234567807051001UL); | |
| assert(r2 == 0x8765432180000000UL); | |
| return EXIT_SUCCESS; | |
| } |