1 //===-- OpenBSDSignals.cpp ------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "OpenBSDSignals.h" 10 11 #ifdef __OpenBSD__ 12 #include <csignal> 13 14 #define ADD_SIGCODE(signal_name, signal_value, code_name, code_value, ...) \ 15 static_assert(signal_name == signal_value, \ 16 "Value mismatch for signal number " #signal_name); \ 17 static_assert(code_name == code_value, \ 18 "Value mismatch for signal code " #code_name); \ 19 AddSignalCode(signal_value, code_value, __VA_ARGS__) 20 #else 21 #define ADD_SIGCODE(signal_name, signal_value, code_name, code_value, ...) \ 22 AddSignalCode(signal_value, code_value, __VA_ARGS__) 23 #endif /* ifdef __OpenBSD */ 24 25 using namespace lldb_private; 26 27 OpenBSDSignals::OpenBSDSignals() : UnixSignals() { Reset(); } 28 29 void OpenBSDSignals::Reset() { 30 UnixSignals::Reset(); 31 32 // clang-format off 33 // SIGILL 34 ADD_SIGCODE(SIGILL, 4, ILL_ILLOPC, 1, "illegal opcode"); 35 ADD_SIGCODE(SIGILL, 4, ILL_ILLOPN, 2, "illegal operand"); 36 ADD_SIGCODE(SIGILL, 4, ILL_ILLADR, 3, "illegal addressing mode"); 37 ADD_SIGCODE(SIGILL, 4, ILL_ILLTRP, 4, "illegal trap"); 38 ADD_SIGCODE(SIGILL, 4, ILL_PRVOPC, 5, "privileged opcode"); 39 ADD_SIGCODE(SIGILL, 4, ILL_PRVREG, 6, "privileged register"); 40 ADD_SIGCODE(SIGILL, 4, ILL_COPROC, 7, "coprocessor error"); 41 ADD_SIGCODE(SIGILL, 4, ILL_BADSTK, 8, "internal stack error"); 42 ADD_SIGCODE(SIGILL, 4, ILL_BTCFI, 9, "IBT missing on indirect call"); 43 44 // SIGFPE 45 ADD_SIGCODE(SIGFPE, 8, FPE_INTDIV, 1, "integer divide by zero"); 46 ADD_SIGCODE(SIGFPE, 8, FPE_INTOVF, 2, "integer overflow"); 47 ADD_SIGCODE(SIGFPE, 8, FPE_FLTDIV, 3, "floating point divide by zero"); 48 ADD_SIGCODE(SIGFPE, 8, FPE_FLTOVF, 4, "floating point overflow"); 49 ADD_SIGCODE(SIGFPE, 8, FPE_FLTUND, 5, "floating point underflow"); 50 ADD_SIGCODE(SIGFPE, 8, FPE_FLTRES, 6, "floating point inexact result"); 51 ADD_SIGCODE(SIGFPE, 8, FPE_FLTINV, 7, "invalid floating point operation"); 52 ADD_SIGCODE(SIGFPE, 8, FPE_FLTSUB, 8, "subscript out of range"); 53 54 // SIGBUS 55 ADD_SIGCODE(SIGBUS, 10, BUS_ADRALN, 1, "invalid address alignment"); 56 ADD_SIGCODE(SIGBUS, 10, BUS_ADRERR, 2, "non-existent physical address"); 57 ADD_SIGCODE(SIGBUS, 10, BUS_OBJERR, 3, "object specific hardware error"); 58 59 // SIGSEGV 60 ADD_SIGCODE(SIGSEGV, 11, SEGV_MAPERR, 1, "address not mapped to object", 61 SignalCodePrintOption::Address); 62 ADD_SIGCODE(SIGSEGV, 11, SEGV_ACCERR, 2, "invalid permissions for mapped object", 63 SignalCodePrintOption::Address); 64 65 // SIGNO NAME SUPPRESS STOP NOTIFY DESCRIPTION 66 // ===== ============== ======== ====== ====== ======================== 67 AddSignal(32, "SIGTHR", false, false, false, "thread library AST"); 68 // clang-format on 69 } 70