| //===-- ArchitectureArc.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 liblldb_ABISysV_arc_h_ |
| #define liblldb_ABISysV_arc_h_ |
| |
| // Other libraries and framework includes |
| #include <llvm/ADT/Optional.h> |
| |
| // Project includes |
| #include "lldb/Target/ABI.h" |
| #include "lldb/lldb-private.h" |
| |
| class ABISysV_arc : public lldb_private::RegInfoBasedABI { |
| public: |
| ~ABISysV_arc() override = default; |
| |
| size_t GetRedZoneSize() const override; |
| |
| bool PrepareTrivialCall(lldb_private::Thread &thread, lldb::addr_t sp, |
| lldb::addr_t functionAddress, |
| lldb::addr_t returnAddress, |
| llvm::ArrayRef<lldb::addr_t> args) const override; |
| |
| // Special thread plan for GDB style non-jit function calls. |
| bool |
| PrepareTrivialCall(lldb_private::Thread &thread, lldb::addr_t sp, |
| lldb::addr_t functionAddress, lldb::addr_t returnAddress, |
| llvm::Type &prototype, |
| llvm::ArrayRef<ABI::CallArgument> args) const override; |
| |
| bool GetArgumentValues(lldb_private::Thread &thread, |
| lldb_private::ValueList &values) const override; |
| |
| lldb_private::Status |
| SetReturnValueObject(lldb::StackFrameSP &frame_sp, |
| lldb::ValueObjectSP &new_value) override; |
| |
| lldb::ValueObjectSP |
| GetReturnValueObjectImpl(lldb_private::Thread &thread, |
| lldb_private::CompilerType &type) const override; |
| |
| // Specialized to work with llvm IR types. |
| lldb::ValueObjectSP GetReturnValueObjectImpl(lldb_private::Thread &thread, |
| llvm::Type &type) const override; |
| |
| bool |
| CreateFunctionEntryUnwindPlan(lldb_private::UnwindPlan &unwind_plan) override; |
| |
| bool CreateDefaultUnwindPlan(lldb_private::UnwindPlan &unwind_plan) override; |
| |
| bool RegisterIsVolatile(const lldb_private::RegisterInfo *reg_info) override; |
| |
| bool CallFrameAddressIsValid(lldb::addr_t cfa) override { |
| // Stack call frame address must be 4 byte aligned. |
| return (cfa & 0x3ull) == 0; |
| } |
| |
| bool CodeAddressIsValid(lldb::addr_t pc) override { |
| // Code addresse must be 2 byte aligned. |
| return (pc & 1ull) == 0; |
| } |
| |
| const lldb_private::RegisterInfo * |
| GetRegisterInfoArray(uint32_t &count) override; |
| |
| //------------------------------------------------------------------ |
| // Static Functions |
| //------------------------------------------------------------------ |
| |
| static void Initialize(); |
| |
| static void Terminate(); |
| |
| static lldb::ABISP CreateInstance(lldb::ProcessSP process_sp, |
| const lldb_private::ArchSpec &arch); |
| |
| static lldb_private::ConstString GetPluginNameStatic(); |
| |
| //------------------------------------------------------------------ |
| // PluginInterface protocol |
| //------------------------------------------------------------------ |
| |
| lldb_private::ConstString GetPluginName() override; |
| |
| uint32_t GetPluginVersion() override; |
| |
| private: |
| lldb::ValueObjectSP |
| GetReturnValueObjectSimple(lldb_private::Thread &thread, |
| lldb_private::CompilerType &ast_type) const; |
| |
| bool IsRegisterFileReduced(lldb_private::RegisterContext ®_ctx) const; |
| |
| using lldb_private::RegInfoBasedABI::RegInfoBasedABI; // Call CreateInstance instead. |
| |
| using RegisterFileFlag = llvm::Optional<bool>; |
| mutable RegisterFileFlag m_is_reg_file_reduced; |
| }; |
| |
| #endif // liblldb_ABISysV_arc_h_ |