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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/contrib/llvm-project/lldb/source/Plugins/Process/Utility/FreeBSDSignals.cpp
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//===-- FreeBSDSignals.cpp ------------------------------------------------===//

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//

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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

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// See https://llvm.org/LICENSE.txt for license information.

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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

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//

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//===----------------------------------------------------------------------===//

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#include "FreeBSDSignals.h"

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#ifdef __FreeBSD__

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#include <csignal>

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#ifndef FPE_FLTIDO

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#define FPE_FLTIDO 9

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#endif

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#define ADD_SIGCODE(signal_name, signal_value, code_name, code_value, ...)     \

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  static_assert(signal_name == signal_value,                                   \

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                "Value mismatch for signal number " #signal_name);             \

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  static_assert(code_name == code_value,                                       \

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                "Value mismatch for signal code " #code_name);                 \

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  AddSignalCode(signal_value, code_value, __VA_ARGS__)

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#else

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#define ADD_SIGCODE(signal_name, signal_value, code_name, code_value, ...)     \

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  AddSignalCode(signal_value, code_value, __VA_ARGS__)

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#endif /* ifdef __FreeBSD */

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using namespace lldb_private;

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FreeBSDSignals::FreeBSDSignals() : UnixSignals() { Reset(); }

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void FreeBSDSignals::Reset() {

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  UnixSignals::Reset();

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  // clang-format off

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  // SIGILL

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  ADD_SIGCODE(SIGILL, 4, ILL_ILLOPC, 1, "illegal opcode");

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  ADD_SIGCODE(SIGILL, 4, ILL_ILLOPN, 2, "illegal operand");

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  ADD_SIGCODE(SIGILL, 4, ILL_ILLADR, 3, "illegal addressing mode");

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  ADD_SIGCODE(SIGILL, 4, ILL_ILLTRP, 4, "illegal trap");

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  ADD_SIGCODE(SIGILL, 4, ILL_PRVOPC, 5, "privileged opcode");

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  ADD_SIGCODE(SIGILL, 4, ILL_PRVREG, 6, "privileged register");

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  ADD_SIGCODE(SIGILL, 4, ILL_COPROC, 7, "coprocessor error");

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  ADD_SIGCODE(SIGILL, 4, ILL_BADSTK, 8, "internal stack error");

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  // SIGFPE

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  ADD_SIGCODE(SIGFPE, 8, FPE_INTOVF, 1, "integer overflow");

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  ADD_SIGCODE(SIGFPE, 8, FPE_INTDIV, 2, "integer divide by zero");

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  ADD_SIGCODE(SIGFPE, 8, FPE_FLTDIV, 3, "floating point divide by zero");

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  ADD_SIGCODE(SIGFPE, 8, FPE_FLTOVF, 4, "floating point overflow");

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  ADD_SIGCODE(SIGFPE, 8, FPE_FLTUND, 5, "floating point underflow");

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  ADD_SIGCODE(SIGFPE, 8, FPE_FLTRES, 6, "floating point inexact result");

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  ADD_SIGCODE(SIGFPE, 8, FPE_FLTINV, 7, "invalid floating point operation");

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  ADD_SIGCODE(SIGFPE, 8, FPE_FLTSUB, 8, "subscript out of range");

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  ADD_SIGCODE(SIGFPE, 8, FPE_FLTIDO, 9, "input denormal operation");

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  // SIGBUS

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  ADD_SIGCODE(SIGBUS, 10, BUS_ADRALN, 1,   "invalid address alignment");

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  ADD_SIGCODE(SIGBUS, 10, BUS_ADRERR, 2,   "nonexistent physical address");

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  ADD_SIGCODE(SIGBUS, 10, BUS_OBJERR, 3,   "object-specific hardware error");

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  ADD_SIGCODE(SIGBUS, 10, BUS_OOMERR, 100, "no memory");

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  // SIGSEGV

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  ADD_SIGCODE(SIGSEGV, 11, SEGV_MAPERR, 1,   "address not mapped to object",

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                  SignalCodePrintOption::Address);

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  ADD_SIGCODE(SIGSEGV, 11, SEGV_ACCERR, 2,   "invalid permissions for mapped object",

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                  SignalCodePrintOption::Address);

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  ADD_SIGCODE(SIGSEGV, 11, SEGV_PKUERR, 100, "PKU violation",

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                  SignalCodePrintOption::Address);

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  //        SIGNO NAME           SUPPRESS STOP   NOTIFY DESCRIPTION

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  //        ===== ============== ======== ====== ====== ========================

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  AddSignal(32,   "SIGTHR",      false,   false, false, "thread interrupt");

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  AddSignal(33,   "SIGLIBRT",    false,   false, false, "reserved by real-time library");

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  AddSignal(65,   "SIGRTMIN",    false,   false, false, "real time signal 0");

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  AddSignal(66,   "SIGRTMIN+1",  false,   false, false, "real time signal 1");

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  AddSignal(67,   "SIGRTMIN+2",  false,   false, false, "real time signal 2");

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  AddSignal(68,   "SIGRTMIN+3",  false,   false, false, "real time signal 3");

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  AddSignal(69,   "SIGRTMIN+4",  false,   false, false, "real time signal 4");

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  AddSignal(70,   "SIGRTMIN+5",  false,   false, false, "real time signal 5");

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  AddSignal(71,   "SIGRTMIN+6",  false,   false, false, "real time signal 6");

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  AddSignal(72,   "SIGRTMIN+7",  false,   false, false, "real time signal 7");

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  AddSignal(73,   "SIGRTMIN+8",  false,   false, false, "real time signal 8");

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  AddSignal(74,   "SIGRTMIN+9",  false,   false, false, "real time signal 9");

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  AddSignal(75,   "SIGRTMIN+10", false,   false, false, "real time signal 10");

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  AddSignal(76,   "SIGRTMIN+11", false,   false, false, "real time signal 11");

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  AddSignal(77,   "SIGRTMIN+12", false,   false, false, "real time signal 12");

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  AddSignal(78,   "SIGRTMIN+13", false,   false, false, "real time signal 13");

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  AddSignal(79,   "SIGRTMIN+14", false,   false, false, "real time signal 14");

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  AddSignal(80,   "SIGRTMIN+15", false,   false, false, "real time signal 15");

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  AddSignal(81,   "SIGRTMIN+16", false,   false, false, "real time signal 16");

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  AddSignal(82,   "SIGRTMIN+17", false,   false, false, "real time signal 17");

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  AddSignal(83,   "SIGRTMIN+18", false,   false, false, "real time signal 18");

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  AddSignal(84,   "SIGRTMIN+19", false,   false, false, "real time signal 19");

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  AddSignal(85,   "SIGRTMIN+20", false,   false, false, "real time signal 20");

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  AddSignal(86,   "SIGRTMIN+21", false,   false, false, "real time signal 21");

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  AddSignal(87,   "SIGRTMIN+22", false,   false, false, "real time signal 22");

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  AddSignal(88,   "SIGRTMIN+23", false,   false, false, "real time signal 23");

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  AddSignal(89,   "SIGRTMIN+24", false,   false, false, "real time signal 24");

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  AddSignal(90,   "SIGRTMIN+25", false,   false, false, "real time signal 25");

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  AddSignal(91,   "SIGRTMIN+26", false,   false, false, "real time signal 26");

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  AddSignal(92,   "SIGRTMIN+27", false,   false, false, "real time signal 27");

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  AddSignal(93,   "SIGRTMIN+28", false,   false, false, "real time signal 28");

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  AddSignal(94,   "SIGRTMIN+29", false,   false, false, "real time signal 29");

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  AddSignal(95,   "SIGRTMIN+30", false,   false, false, "real time signal 30");

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  AddSignal(96,   "SIGRTMAX-30", false,   false, false, "real time signal 31");

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  AddSignal(97,   "SIGRTMAX-29", false,   false, false, "real time signal 32");

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  AddSignal(98,   "SIGRTMAX-28", false,   false, false, "real time signal 33");

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  AddSignal(99,   "SIGRTMAX-27", false,   false, false, "real time signal 34");

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  AddSignal(100,  "SIGRTMAX-26", false,   false, false, "real time signal 35");

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  AddSignal(101,  "SIGRTMAX-25", false,   false, false, "real time signal 36");

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  AddSignal(102,  "SIGRTMAX-24", false,   false, false, "real time signal 37");

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  AddSignal(103,  "SIGRTMAX-23", false,   false, false, "real time signal 38");

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  AddSignal(104,  "SIGRTMAX-22", false,   false, false, "real time signal 39");

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  AddSignal(105,  "SIGRTMAX-21", false,   false, false, "real time signal 40");

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  AddSignal(106,  "SIGRTMAX-20", false,   false, false, "real time signal 41");

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  AddSignal(107,  "SIGRTMAX-19", false,   false, false, "real time signal 42");

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  AddSignal(108,  "SIGRTMAX-18", false,   false, false, "real time signal 43");

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  AddSignal(109,  "SIGRTMAX-17", false,   false, false, "real time signal 44");

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  AddSignal(110,  "SIGRTMAX-16", false,   false, false, "real time signal 45");

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  AddSignal(111,  "SIGRTMAX-15", false,   false, false, "real time signal 46");

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  AddSignal(112,  "SIGRTMAX-14", false,   false, false, "real time signal 47");

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  AddSignal(113,  "SIGRTMAX-13", false,   false, false, "real time signal 48");

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  AddSignal(114,  "SIGRTMAX-12", false,   false, false, "real time signal 49");

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  AddSignal(115,  "SIGRTMAX-11", false,   false, false, "real time signal 50");

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  AddSignal(116,  "SIGRTMAX-10", false,   false, false, "real time signal 51");

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  AddSignal(117,  "SIGRTMAX-9",  false,   false, false, "real time signal 52");

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  AddSignal(118,  "SIGRTMAX-8",  false,   false, false, "real time signal 53");

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  AddSignal(119,  "SIGRTMAX-7",  false,   false, false, "real time signal 54");

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  AddSignal(120,  "SIGRTMAX-6",  false,   false, false, "real time signal 55");

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  AddSignal(121,  "SIGRTMAX-5",  false,   false, false, "real time signal 56");

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  AddSignal(122,  "SIGRTMAX-4",  false,   false, false, "real time signal 57");

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  AddSignal(123,  "SIGRTMAX-3",  false,   false, false, "real time signal 58");

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  AddSignal(124,  "SIGRTMAX-2",  false,   false, false, "real time signal 59");

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  AddSignal(125,  "SIGRTMAX-1",  false,   false, false, "real time signal 60");

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  AddSignal(126,  "SIGRTMAX",    false,   false, false, "real time signal 61");

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  // clang-format on

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}

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