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charles-zablitcharles-zablit
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fixup! [lldb] Remove unused API CompilerType::GetIndexOfFieldWithName
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‎lldb/unittests/Platform/PlatformSiginfoTest.cpp

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//===-- PlatformSiginfoTest.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 "gtest/gtest.h"
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#include <initializer_list>
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#include <optional>
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#include <tuple>
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#include "Plugins/Platform/FreeBSD/PlatformFreeBSD.h"
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#include "Plugins/Platform/Linux/PlatformLinux.h"
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#include "Plugins/Platform/NetBSD/PlatformNetBSD.h"
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#include "Plugins/TypeSystem/Clang/TypeSystemClang.h"
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#include "TestingSupport/SubsystemRAII.h"
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#include "lldb/Core/Debugger.h"
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#include "lldb/Host/FileSystem.h"
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#include "lldb/Host/HostInfo.h"
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#include "lldb/Utility/ArchSpec.h"
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using namespace lldb;
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using namespace lldb_private;
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namespace {
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class PlatformSiginfoTest : public ::testing::Test {
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SubsystemRAII<FileSystem, HostInfo, TypeSystemClang> subsystems;
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PlatformSP platform_sp;
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DebuggerSP debugger_sp;
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TargetSP target_sp;
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public:
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CompilerType siginfo_type;
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void SetUp() override {
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platform_freebsd::PlatformFreeBSD::Initialize();
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platform_linux::PlatformLinux::Initialize();
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platform_netbsd::PlatformNetBSD::Initialize();
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}
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void TearDown() override {
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platform_netbsd::PlatformNetBSD::Terminate();
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platform_linux::PlatformLinux::Terminate();
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platform_freebsd::PlatformFreeBSD::Terminate();
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}
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typedef std::tuple<const char *, uint64_t, uint64_t> field_tuple;
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void ExpectField(const CompilerType &siginfo_type, field_tuple field) {
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const char *path;
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uint64_t offset, size;
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std::tie(path, offset, size) = field;
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SCOPED_TRACE(path);
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CompilerType field_type = siginfo_type;
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uint64_t total_offset = 0;
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for (auto field_name : llvm::split(path, '.')) {
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uint64_t bit_offset;
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std::string name;
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field_type = field_type.GetFieldAtIndex(
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field_type.GetIndexOfChildWithName(field_name, false), name,
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&bit_offset, nullptr, nullptr);
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ASSERT_TRUE(field_type);
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total_offset += bit_offset;
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}
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EXPECT_EQ(total_offset, offset * 8);
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EXPECT_EQ(llvm::expectedToOptional(field_type.GetByteSize(nullptr)),
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std::optional<uint64_t>(size));
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}
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void ExpectFields(const CompilerType &container,
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std::initializer_list<field_tuple> fields) {
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for (auto x : fields)
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ExpectField(container, x);
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}
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void InitializeSiginfo(const std::string &triple) {
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ArchSpec arch(triple);
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switch (arch.GetTriple().getOS()) {
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case llvm::Triple::FreeBSD:
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platform_sp =
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platform_freebsd::PlatformFreeBSD::CreateInstance(true, &arch);
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break;
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case llvm::Triple::Linux:
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platform_sp = platform_linux::PlatformLinux::CreateInstance(true, &arch);
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break;
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case llvm::Triple::NetBSD:
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platform_sp =
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platform_netbsd::PlatformNetBSD::CreateInstance(true, &arch);
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break;
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default:
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llvm_unreachable("unknown ostype in triple");
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}
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Platform::SetHostPlatform(platform_sp);
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debugger_sp = Debugger::CreateInstance();
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ASSERT_TRUE(debugger_sp);
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debugger_sp->GetTargetList().CreateTarget(
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*debugger_sp, "", arch, eLoadDependentsNo, platform_sp, target_sp);
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ASSERT_TRUE(target_sp);
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siginfo_type = platform_sp->GetSiginfoType(arch.GetTriple());
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}
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};
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} // namespace
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TEST_F(PlatformSiginfoTest, TestLinux_64bit) {
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for (std::string arch : {"x86_64", "aarch64", "powerpc64le"}) {
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SCOPED_TRACE(arch);
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InitializeSiginfo(arch + "-pc-linux-gnu");
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ASSERT_TRUE(siginfo_type);
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ExpectFields(siginfo_type,
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{
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{"si_signo", 0, 4},
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{"si_errno", 4, 4},
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{"si_code", 8, 4},
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{"_sifields._kill.si_pid", 16, 4},
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{"_sifields._kill.si_uid", 20, 4},
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{"_sifields._timer.si_tid", 16, 4},
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{"_sifields._timer.si_overrun", 20, 4},
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{"_sifields._timer.si_sigval", 24, 8},
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{"_sifields._rt.si_pid", 16, 4},
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{"_sifields._rt.si_uid", 20, 4},
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{"_sifields._rt.si_sigval", 24, 8},
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{"_sifields._sigchld.si_pid", 16, 4},
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{"_sifields._sigchld.si_uid", 20, 4},
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{"_sifields._sigchld.si_status", 24, 4},
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{"_sifields._sigchld.si_utime", 32, 8},
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{"_sifields._sigchld.si_stime", 40, 8},
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{"_sifields._sigfault.si_addr", 16, 8},
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{"_sifields._sigfault.si_addr_lsb", 24, 2},
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{"_sifields._sigfault._bounds._addr_bnd._lower", 32, 8},
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{"_sifields._sigfault._bounds._addr_bnd._upper", 40, 8},
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{"_sifields._sigfault._bounds._pkey", 32, 4},
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{"_sifields._sigpoll.si_band", 16, 8},
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{"_sifields._sigpoll.si_fd", 24, 4},
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{"_sifields._sigsys._call_addr", 16, 8},
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{"_sifields._sigsys._syscall", 24, 4},
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{"_sifields._sigsys._arch", 28, 4},
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});
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}
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}
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TEST_F(PlatformSiginfoTest, TestLinux_32bit) {
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for (std::string arch : {"i386", "armv7"}) {
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SCOPED_TRACE(arch);
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InitializeSiginfo(arch + "-pc-linux");
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ASSERT_TRUE(siginfo_type);
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ExpectFields(siginfo_type,
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{
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{"si_signo", 0, 4},
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{"si_errno", 4, 4},
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{"si_code", 8, 4},
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{"_sifields._kill.si_pid", 12, 4},
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{"_sifields._kill.si_uid", 16, 4},
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{"_sifields._timer.si_tid", 12, 4},
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{"_sifields._timer.si_overrun", 16, 4},
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{"_sifields._timer.si_sigval", 20, 4},
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{"_sifields._rt.si_pid", 12, 4},
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{"_sifields._rt.si_uid", 16, 4},
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{"_sifields._rt.si_sigval", 20, 4},
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{"_sifields._sigchld.si_pid", 12, 4},
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{"_sifields._sigchld.si_uid", 16, 4},
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{"_sifields._sigchld.si_status", 20, 4},
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{"_sifields._sigchld.si_utime", 24, 4},
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{"_sifields._sigchld.si_stime", 28, 4},
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{"_sifields._sigfault.si_addr", 12, 4},
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{"_sifields._sigfault.si_addr_lsb", 16, 2},
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{"_sifields._sigfault._bounds._addr_bnd._lower", 20, 4},
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{"_sifields._sigfault._bounds._addr_bnd._upper", 24, 4},
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{"_sifields._sigfault._bounds._pkey", 20, 4},
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{"_sifields._sigpoll.si_band", 12, 4},
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{"_sifields._sigpoll.si_fd", 16, 4},
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{"_sifields._sigsys._call_addr", 12, 4},
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{"_sifields._sigsys._syscall", 16, 4},
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{"_sifields._sigsys._arch", 20, 4},
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});
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}
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}
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TEST_F(PlatformSiginfoTest, TestFreeBSD_64bit) {
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for (std::string arch : {"x86_64", "aarch64"}) {
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SCOPED_TRACE(arch);
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InitializeSiginfo("x86_64-unknown-freebsd13.0");
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ASSERT_TRUE(siginfo_type);
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ExpectFields(siginfo_type, {
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{"si_signo", 0, 4},
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{"si_errno", 4, 4},
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{"si_code", 8, 4},
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{"si_pid", 12, 4},
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{"si_uid", 16, 4},
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{"si_status", 20, 4},
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{"si_addr", 24, 8},
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{"si_value", 32, 8},
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{"_reason._fault._trapno", 40, 4},
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{"_reason._timer._timerid", 40, 4},
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{"_reason._timer._overrun", 44, 4},
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{"_reason._mesgq._mqd", 40, 4},
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{"_reason._poll._band", 40, 8},
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});
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}
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}
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TEST_F(PlatformSiginfoTest, TestFreeBSD_32bit) {
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for (std::string arch : {"i386"}) {
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SCOPED_TRACE(arch);
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InitializeSiginfo(arch + "-unknown-freebsd13.0");
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ASSERT_TRUE(siginfo_type);
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ExpectFields(siginfo_type, {
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{"si_signo", 0, 4},
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{"si_errno", 4, 4},
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{"si_code", 8, 4},
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{"si_pid", 12, 4},
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{"si_uid", 16, 4},
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{"si_status", 20, 4},
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{"si_addr", 24, 4},
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{"si_value", 28, 4},
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{"_reason._fault._trapno", 32, 4},
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{"_reason._timer._timerid", 32, 4},
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{"_reason._timer._overrun", 36, 4},
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{"_reason._mesgq._mqd", 32, 4},
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{"_reason._poll._band", 32, 4},
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});
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}
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}
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TEST_F(PlatformSiginfoTest, TestNetBSD_64bit) {
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for (std::string arch : {"x86_64"}) {
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SCOPED_TRACE(arch);
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InitializeSiginfo(arch + "-unknown-netbsd9.0");
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ASSERT_TRUE(siginfo_type);
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ExpectFields(
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siginfo_type,
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{
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{"_info._signo", 0, 4},
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{"_info._code", 4, 4},
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{"_info._errno", 8, 4},
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{"_info._reason._rt._pid", 16, 4},
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{"_info._reason._rt._uid", 20, 4},
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{"_info._reason._rt._value", 24, 8},
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{"_info._reason._child._pid", 16, 4},
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{"_info._reason._child._uid", 20, 4},
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{"_info._reason._child._status", 24, 4},
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{"_info._reason._child._utime", 28, 4},
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{"_info._reason._child._stime", 32, 4},
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{"_info._reason._fault._addr", 16, 8},
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{"_info._reason._fault._trap", 24, 4},
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{"_info._reason._fault._trap2", 28, 4},
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{"_info._reason._fault._trap3", 32, 4},
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{"_info._reason._poll._band", 16, 8},
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{"_info._reason._poll._fd", 24, 4},
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{"_info._reason._syscall._sysnum", 16, 4},
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{"_info._reason._syscall._retval", 20, 8},
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{"_info._reason._syscall._error", 28, 4},
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{"_info._reason._syscall._args", 32, 64},
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{"_info._reason._ptrace_state._pe_report_event", 16, 4},
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{"_info._reason._ptrace_state._option._pe_other_pid", 20, 4},
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{"_info._reason._ptrace_state._option._pe_lwp", 20, 4},
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});
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}
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}
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TEST_F(PlatformSiginfoTest, TestNetBSD_32bit) {
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for (std::string arch : {"i386"}) {
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SCOPED_TRACE(arch);
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InitializeSiginfo(arch + "-unknown-netbsd9.0");
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ASSERT_TRUE(siginfo_type);
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ExpectFields(
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siginfo_type,
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{
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{"_info._signo", 0, 4},
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{"_info._code", 4, 4},
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{"_info._errno", 8, 4},
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{"_info._reason._rt._pid", 12, 4},
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{"_info._reason._rt._uid", 16, 4},
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{"_info._reason._rt._value", 20, 4},
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{"_info._reason._child._pid", 12, 4},
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{"_info._reason._child._uid", 16, 4},
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{"_info._reason._child._status", 20, 4},
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{"_info._reason._child._utime", 24, 4},
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{"_info._reason._child._stime", 28, 4},
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{"_info._reason._fault._addr", 12, 4},
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{"_info._reason._fault._trap", 16, 4},
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{"_info._reason._fault._trap2", 20, 4},
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{"_info._reason._fault._trap3", 24, 4},
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{"_info._reason._poll._band", 12, 4},
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{"_info._reason._poll._fd", 16, 4},
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{"_info._reason._syscall._sysnum", 12, 4},
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{"_info._reason._syscall._retval", 16, 8},
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{"_info._reason._syscall._error", 24, 4},
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{"_info._reason._syscall._args", 28, 64},
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{"_info._reason._ptrace_state._pe_report_event", 12, 4},
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{"_info._reason._ptrace_state._option._pe_other_pid", 16, 4},
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{"_info._reason._ptrace_state._option._pe_lwp", 16, 4},
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});
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}
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}

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