seehearfeel updated this revision to Diff 470345. seehearfeel edited the summary of this revision. seehearfeel set the repository for this revision to rG LLVM Github Monorepo. seehearfeel added a comment.
Remove GPRegSet and FPRegSet definitions which are not used in this commit. Use git clang-format to format the patch properly. Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D136578/new/ https://reviews.llvm.org/D136578 Files: lldb/source/Plugins/Process/Linux/CMakeLists.txt lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_loongarch64.cpp lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_loongarch64.h lldb/source/Plugins/Process/Utility/CMakeLists.txt lldb/source/Plugins/Process/Utility/RegisterInfoPOSIX_loongarch64.cpp lldb/source/Plugins/Process/Utility/RegisterInfoPOSIX_loongarch64.h
Index: lldb/source/Plugins/Process/Utility/RegisterInfoPOSIX_loongarch64.h =================================================================== --- /dev/null +++ lldb/source/Plugins/Process/Utility/RegisterInfoPOSIX_loongarch64.h @@ -0,0 +1,64 @@ +//===-- RegisterInfoPOSIX_loongarch64.h -------------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERINFOPOSIX_LOONGARCH64_H +#define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERINFOPOSIX_LOONGARCH64_H + +#include "RegisterInfoAndSetInterface.h" +#include "lldb/Target/RegisterContext.h" +#include "lldb/lldb-private.h" +#include <map> + +class RegisterInfoPOSIX_loongarch64 + : public lldb_private::RegisterInfoAndSetInterface { +public: + static const lldb_private::RegisterInfo * + GetRegisterInfoPtr(const lldb_private::ArchSpec &target_arch); + static uint32_t + GetRegisterInfoCount(const lldb_private::ArchSpec &target_arch); + +public: + struct GPR { + uint64_t gpr[32]; + + uint64_t orig_a0; + uint64_t csr_era; + uint64_t csr_badv; + uint64_t reserved[10]; + }; + + struct FPR { + uint64_t fpr[32]; + uint64_t fcc; + uint32_t fcsr; + }; + + RegisterInfoPOSIX_loongarch64(const lldb_private::ArchSpec &target_arch, + lldb_private::Flags flags); + + size_t GetGPRSize() const override; + + size_t GetFPRSize() const override; + + const lldb_private::RegisterInfo *GetRegisterInfo() const override; + + uint32_t GetRegisterCount() const override; + + const lldb_private::RegisterSet * + GetRegisterSet(size_t reg_set) const override; + + size_t GetRegisterSetCount() const override; + + size_t GetRegisterSetFromRegisterIndex(uint32_t reg_index) const override; + +private: + const lldb_private::RegisterInfo *m_register_info_p; + uint32_t m_register_info_count; +}; + +#endif Index: lldb/source/Plugins/Process/Utility/RegisterInfoPOSIX_loongarch64.cpp =================================================================== --- /dev/null +++ lldb/source/Plugins/Process/Utility/RegisterInfoPOSIX_loongarch64.cpp @@ -0,0 +1,68 @@ +//===-- RegisterInfoPOSIX_loongarch64.cpp --------------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===---------------------------------------------------------------------===// + +#include <cassert> +#include <lldb/Utility/Flags.h> +#include <stddef.h> + +#include "lldb/lldb-defines.h" +#include "llvm/Support/Compiler.h" + +#include "RegisterInfoPOSIX_loongarch64.h" + +const lldb_private::RegisterInfo * +RegisterInfoPOSIX_loongarch64::GetRegisterInfoPtr( + const lldb_private::ArchSpec &target_arch) { + switch (target_arch.GetMachine()) { + default: + assert(false && "Unhandled target architecture."); + return nullptr; + } +} + +uint32_t RegisterInfoPOSIX_loongarch64::GetRegisterInfoCount( + const lldb_private::ArchSpec &target_arch) { + switch (target_arch.GetMachine()) { + default: + assert(false && "Unhandled target architecture."); + return 0; + } +} + +RegisterInfoPOSIX_loongarch64::RegisterInfoPOSIX_loongarch64( + const lldb_private::ArchSpec &target_arch, lldb_private::Flags flags) + : lldb_private::RegisterInfoAndSetInterface(target_arch), + m_register_info_p(GetRegisterInfoPtr(target_arch)), + m_register_info_count(GetRegisterInfoCount(target_arch)) {} + +uint32_t RegisterInfoPOSIX_loongarch64::GetRegisterCount() const { return 0; } + +size_t RegisterInfoPOSIX_loongarch64::GetGPRSize() const { + return sizeof(struct RegisterInfoPOSIX_loongarch64::GPR); +} + +size_t RegisterInfoPOSIX_loongarch64::GetFPRSize() const { + return sizeof(struct RegisterInfoPOSIX_loongarch64::FPR); +} + +const lldb_private::RegisterInfo * +RegisterInfoPOSIX_loongarch64::GetRegisterInfo() const { + return m_register_info_p; +} + +size_t RegisterInfoPOSIX_loongarch64::GetRegisterSetCount() const { return 0; } + +size_t RegisterInfoPOSIX_loongarch64::GetRegisterSetFromRegisterIndex( + uint32_t reg_index) const { + return LLDB_INVALID_REGNUM; +} + +const lldb_private::RegisterSet * +RegisterInfoPOSIX_loongarch64::GetRegisterSet(size_t set_index) const { + return nullptr; +} Index: lldb/source/Plugins/Process/Utility/CMakeLists.txt =================================================================== --- lldb/source/Plugins/Process/Utility/CMakeLists.txt +++ lldb/source/Plugins/Process/Utility/CMakeLists.txt @@ -49,6 +49,7 @@ RegisterContextWindows_x86_64.cpp RegisterInfoPOSIX_arm.cpp RegisterInfoPOSIX_arm64.cpp + RegisterInfoPOSIX_loongarch64.cpp RegisterInfoPOSIX_ppc64le.cpp RegisterInfoPOSIX_riscv64.cpp StopInfoMachException.cpp Index: lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_loongarch64.h =================================================================== --- /dev/null +++ lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_loongarch64.h @@ -0,0 +1,67 @@ +//===-- NativeRegisterContextLinux_loongarch64.h ----------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#if defined(__loongarch__) && __loongarch_grlen == 64 + +#ifndef lldb_NativeRegisterContextLinux_loongarch64_h +#define lldb_NativeRegisterContextLinux_loongarch64_h + +#include "Plugins/Process/Linux/NativeRegisterContextLinux.h" +#include "Plugins/Process/Utility/RegisterInfoPOSIX_loongarch64.h" + +#include <asm/ptrace.h> + +namespace lldb_private { +namespace process_linux { + +class NativeProcessLinux; + +class NativeRegisterContextLinux_loongarch64 + : public NativeRegisterContextLinux { +public: + NativeRegisterContextLinux_loongarch64( + const ArchSpec &target_arch, NativeThreadProtocol &native_thread, + std::unique_ptr<RegisterInfoPOSIX_loongarch64> register_info_up); + + uint32_t GetRegisterSetCount() const override; + + const RegisterSet *GetRegisterSet(uint32_t set_index) const override; + + Status ReadRegister(const RegisterInfo *reg_info, + RegisterValue ®_value) override; + + Status WriteRegister(const RegisterInfo *reg_info, + const RegisterValue ®_value) override; + + Status ReadAllRegisterValues(lldb::WritableDataBufferSP &data_sp) override; + + Status WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; + +protected: + void *GetGPRBuffer() override { return &m_gpr; } + + void *GetFPRBuffer() override { return &m_fpr; } + + size_t GetGPRSize() const override { return GetRegisterInfo().GetGPRSize(); } + + size_t GetFPRSize() override { return GetRegisterInfo().GetFPRSize(); } + +private: + RegisterInfoPOSIX_loongarch64::GPR m_gpr; + + RegisterInfoPOSIX_loongarch64::FPR m_fpr; + + const RegisterInfoPOSIX_loongarch64 &GetRegisterInfo() const; +}; + +} // namespace process_linux +} // namespace lldb_private + +#endif // #ifndef lldb_NativeRegisterContextLinux_loongarch64_h + +#endif // defined(__loongarch__) && __loongarch_grlen == 64 Index: lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_loongarch64.cpp =================================================================== --- /dev/null +++ lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_loongarch64.cpp @@ -0,0 +1,92 @@ +//===-- NativeRegisterContextLinux_loongarch64.cpp ------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#if defined(__loongarch__) && __loongarch_grlen == 64 + +#include "NativeRegisterContextLinux_loongarch64.h" + +#include "lldb/Host/HostInfo.h" +#include "lldb/Utility/DataBufferHeap.h" +#include "lldb/Utility/Log.h" +#include "lldb/Utility/RegisterValue.h" +#include "lldb/Utility/Status.h" + +#include "Plugins/Process/Linux/NativeProcessLinux.h" +#include "Plugins/Process/Linux/Procfs.h" + +using namespace lldb; +using namespace lldb_private; +using namespace lldb_private::process_linux; + +std::unique_ptr<NativeRegisterContextLinux> +NativeRegisterContextLinux::CreateHostNativeRegisterContextLinux( + const ArchSpec &target_arch, NativeThreadLinux &native_thread) { + switch (target_arch.GetMachine()) { + case llvm::Triple::loongarch64: { + Flags opt_regsets; + auto register_info_up = std::make_unique<RegisterInfoPOSIX_loongarch64>( + target_arch, opt_regsets); + return std::make_unique<NativeRegisterContextLinux_loongarch64>( + target_arch, native_thread, std::move(register_info_up)); + } + default: + llvm_unreachable("have no register context for architecture"); + } +} + +llvm::Expected<ArchSpec> +NativeRegisterContextLinux::DetermineArchitecture(lldb::tid_t tid) { + return HostInfo::GetArchitecture(); +} + +NativeRegisterContextLinux_loongarch64::NativeRegisterContextLinux_loongarch64( + const ArchSpec &target_arch, NativeThreadProtocol &native_thread, + std::unique_ptr<RegisterInfoPOSIX_loongarch64> register_info_up) + : NativeRegisterContextRegisterInfo(native_thread, + register_info_up.release()), + NativeRegisterContextLinux(native_thread) { + ::memset(&m_fpr, 0, sizeof(m_fpr)); + ::memset(&m_gpr, 0, sizeof(m_gpr)); +} + +const RegisterInfoPOSIX_loongarch64 & +NativeRegisterContextLinux_loongarch64::GetRegisterInfo() const { + return static_cast<const RegisterInfoPOSIX_loongarch64 &>( + NativeRegisterContextRegisterInfo::GetRegisterInfoInterface()); +} + +uint32_t NativeRegisterContextLinux_loongarch64::GetRegisterSetCount() const { + return GetRegisterInfo().GetRegisterSetCount(); +} + +const RegisterSet *NativeRegisterContextLinux_loongarch64::GetRegisterSet( + uint32_t set_index) const { + return GetRegisterInfo().GetRegisterSet(set_index); +} + +Status NativeRegisterContextLinux_loongarch64::ReadRegister( + const RegisterInfo *reg_info, RegisterValue ®_value) { + return Status("Failed to read register value"); +} + +Status NativeRegisterContextLinux_loongarch64::WriteRegister( + const RegisterInfo *reg_info, const RegisterValue ®_value) { + return Status("Failed to write register value"); +} + +Status NativeRegisterContextLinux_loongarch64::ReadAllRegisterValues( + lldb::WritableDataBufferSP &data_sp) { + return Status("Failed to read all register values"); +} + +Status NativeRegisterContextLinux_loongarch64::WriteAllRegisterValues( + const lldb::DataBufferSP &data_sp) { + return Status("Failed to write all register values"); +} + +#endif // defined(__loongarch__) && __loongarch_grlen == 64 Index: lldb/source/Plugins/Process/Linux/CMakeLists.txt =================================================================== --- lldb/source/Plugins/Process/Linux/CMakeLists.txt +++ lldb/source/Plugins/Process/Linux/CMakeLists.txt @@ -8,6 +8,7 @@ NativeRegisterContextLinux.cpp NativeRegisterContextLinux_arm.cpp NativeRegisterContextLinux_arm64.cpp + NativeRegisterContextLinux_loongarch64.cpp NativeRegisterContextLinux_ppc64le.cpp NativeRegisterContextLinux_riscv64.cpp NativeRegisterContextLinux_s390x.cpp
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