1 /* 2 * Copyright (c) 2002, 2019, Oracle and/or its affiliates. All rights reserved. 3 * Copyright (c) 2012, 2019 SAP SE. All rights reserved. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26 #ifndef CPU_PPC_DISASSEMBLER_PPC_HPP 27 #define CPU_PPC_DISASSEMBLER_PPC_HPP 28 pd_instruction_alignment()29 static int pd_instruction_alignment() { 30 return sizeof(int); 31 } 32 pd_cpu_opts()33 static const char* pd_cpu_opts() { 34 return "ppc64"; 35 } 36 37 // Find preceding instruction. 38 // 39 // Starting at the passed location, the n-th preceding (towards lower addresses) 40 // location is searched, the contents of which - if interpreted as 41 // instructions - has the passed location as n-th successor. 42 // - If no such location exists, NULL is returned. The caller should then 43 // terminate its search and react properly. 44 static address find_prev_instr(address here, int n_instr); 45 46 // special-case instruction decoding. 47 // There may be cases where the binutils disassembler doesn't do 48 // the perfect job. In those cases, decode_instruction0 may kick in 49 // and do it right. 50 // If nothing had to be done, just return "here", otherwise return "here + instr_len(here)" 51 static address decode_instruction0(address here, outputStream* st, address virtual_begin = NULL); 52 53 // platform-specific instruction annotations (like value of loaded constants) 54 static void annotate(address pc, outputStream* st); 55 56 #endif // CPU_PPC_DISASSEMBLER_PPC_HPP 57