1 /* 2 * Copyright 2016, Chris Smart, IBM Corporation. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License 6 * as published by the Free Software Foundation; either version 7 * 2 of the License, or (at your option) any later version. 8 * 9 * Calls to copy which are not 128-byte aligned should be caught 10 * and sent a SIGBUS. 11 * 12 */ 13 14 #include <string.h> 15 #include <unistd.h> 16 #include "utils.h" 17 #include "instructions.h" 18 #include "copy_paste_unaligned_common.h" 19 20 unsigned int expected_instruction = PPC_INST_COPY; 21 unsigned int instruction_mask = 0xfc0007fe; 22 23 int test_copy_unaligned(void) 24 { 25 /* Only run this test on a P9 or later */ 26 SKIP_IF(!have_hwcap2(PPC_FEATURE2_ARCH_3_00)); 27 28 /* Register our signal handler with SIGBUS */ 29 setup_signal_handler(); 30 31 /* +1 makes buf unaligned */ 32 copy(cacheline_buf+1); 33 34 /* We should not get here */ 35 return 1; 36 } 37 38 int main(int argc, char *argv[]) 39 { 40 return test_harness(test_copy_unaligned, "test_copy_unaligned"); 41 } 42
