/* This testcase is part of GDB, the GNU debugger. Copyright 2015-2020 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #include char dst[0x1000000]; char src[8] = "abcdefgh"; void marker1 (void) { } void marker2 (void) { } static void mvcle (void) { register void *pdst asm("r2") = dst; register size_t ndst asm("r3") = sizeof dst; register void *psrc asm("r4") = src; register size_t nsrc asm("r5") = sizeof src; asm volatile ("0: mvcle 2, 4, 0x69\n" "jo 0b\n" : "=r" (pdst), "=r" (ndst), "=r" (psrc), "=r" (nsrc) : "0" (pdst), "1" (ndst), "2" (psrc), "3" (nsrc) : "cc", "memory"); } int main (void) { marker1 (); mvcle (); marker2 (); return 0; }