/* * Test the LOAD ADDRESS EXTENDED instruction. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include #include int main(void) { unsigned long long ar = -1, b2 = 100000, r, x2 = 500; /* * Hardcode the register number, since clang does not allow using %rN in * place of %aN. */ register unsigned long long r2 __asm__("2"); int tmp; asm("ear %[tmp],%%a2\n" "lae %%r2,42(%[x2],%[b2])\n" "ear %[ar],%%a2\n" "sar %%a2,%[tmp]" : [tmp] "=&r" (tmp), "=&r" (r2), [ar] "+r" (ar) : [b2] "r" (b2), [x2] "r" (x2) : "memory"); r = r2; assert(ar == 0xffffffff00000000ULL); assert(r == 100542); return EXIT_SUCCESS; }