diff options
Diffstat (limited to 'source/Plugins/ABI/SysV-hexagon/ABISysV_hexagon.h')
-rw-r--r-- | source/Plugins/ABI/SysV-hexagon/ABISysV_hexagon.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/source/Plugins/ABI/SysV-hexagon/ABISysV_hexagon.h b/source/Plugins/ABI/SysV-hexagon/ABISysV_hexagon.h new file mode 100644 index 000000000000..989c4a16710a --- /dev/null +++ b/source/Plugins/ABI/SysV-hexagon/ABISysV_hexagon.h @@ -0,0 +1,148 @@ +//===-- ABISysV_hexagon.h ----------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef liblldb_ABISysV_hexagon_h_ +#define liblldb_ABISysV_hexagon_h_ + +// C Includes +// C++ Includes +// Other libraries and framework includes +// Project includes +#include "lldb/lldb-private.h" +#include "lldb/Target/ABI.h" + +class ABISysV_hexagon : + public lldb_private::ABI +{ +public: + + ~ABISysV_hexagon( void ) + { + } + + virtual size_t + GetRedZoneSize ( void ) const; + + virtual 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; + + // special thread plan for GDB style non-jit function calls + virtual 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; + + virtual bool + GetArgumentValues ( lldb_private::Thread &thread, + lldb_private::ValueList &values ) const; + + virtual lldb_private::Error + SetReturnValueObject ( lldb::StackFrameSP &frame_sp, + lldb::ValueObjectSP &new_value ); + +protected: + lldb::ValueObjectSP + GetReturnValueObjectSimple ( lldb_private::Thread &thread, + lldb_private::ClangASTType &ast_type ) const; + +public: + virtual lldb::ValueObjectSP + GetReturnValueObjectImpl ( lldb_private::Thread &thread, + lldb_private::ClangASTType &type ) const; + + // specialized to work with llvm IR types + virtual lldb::ValueObjectSP + GetReturnValueObjectImpl ( lldb_private::Thread &thread, llvm::Type &type ) const; + + virtual bool + CreateFunctionEntryUnwindPlan ( lldb_private::UnwindPlan &unwind_plan ); + + virtual bool + CreateDefaultUnwindPlan ( lldb_private::UnwindPlan &unwind_plan ); + + virtual bool + RegisterIsVolatile ( const lldb_private::RegisterInfo *reg_info ); + + virtual bool + StackUsesFrames ( void ) + { + return true; + } + + virtual bool + CallFrameAddressIsValid ( lldb::addr_t cfa ) + { + // Make sure the stack call frame addresses are 8 byte aligned + if (cfa & 0x07) + return false; // Not 8 byte aligned + if (cfa == 0) + return false; // Zero is not a valid stack address + return true; + } + + virtual bool + CodeAddressIsValid ( lldb::addr_t pc ) + { + // We have a 64 bit address space, so anything is valid as opcodes + // aren't fixed width... + return true; + } + + virtual bool + FunctionCallsChangeCFA ( void ) + { + return true; + } + + virtual const lldb_private::RegisterInfo * + GetRegisterInfoArray ( uint32_t &count ); + + //------------------------------------------------------------------ + // Static Functions + //------------------------------------------------------------------ + static void + Initialize ( void ); + + static void + Terminate ( void ); + + static lldb::ABISP + CreateInstance ( const lldb_private::ArchSpec &arch ); + + static lldb_private::ConstString + GetPluginNameStatic ( void ); + + //------------------------------------------------------------------ + // PluginInterface protocol + //------------------------------------------------------------------ + virtual lldb_private::ConstString + GetPluginName ( void ); + + virtual uint32_t + GetPluginVersion ( void ); + +protected: + void + CreateRegisterMapIfNeeded ( void ); + + bool + RegisterIsCalleeSaved (const lldb_private::RegisterInfo *reg_info); + +private: + ABISysV_hexagon ( void ) : lldb_private::ABI() { } // Call CreateInstance instead. +}; + +#endif // liblldb_ABISysV_hexagon_h_ |