ABISysV_riscv.cpp File Reference

#include "ABISysV_riscv.h"
#include <array>
#include <limits>
#include "llvm/IR/DerivedTypes.h"
#include "Utility/RISCV_DWARF_Registers.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Core/Value.h"
#include "lldb/Core/ValueObjectConstResult.h"
#include "lldb/Target/RegisterContext.h"
#include "lldb/Target/StackFrame.h"
#include "lldb/Target/Thread.h"
#include "lldb/Utility/RegisterValue.h"

Go to the source code of this file.

Namespaces
namespace	dwarf

Macros
#define	DEFINE_REG_NAME(reg_num)   ConstString(#reg_num).GetCString()
#define	DEFINE_REG_NAME_STR(reg_name)   ConstString(reg_name).GetCString()
#define	DEFINE_GENERIC_REGISTER_STUB(dwarf_num, str_name, generic_num)
#define	DEFINE_REGISTER_STUB(dwarf_num, str_name)    DEFINE_GENERIC_REGISTER_STUB(dwarf_num, str_name, LLDB_INVALID_REGNUM)

Functions
static size_t	AugmentArgSize (bool is_rv64, size_t size_in_bytes)
static size_t	TotalArgsSizeInWords (bool is_rv64, const llvm::ArrayRef< ABI::CallArgument > &args)
template<typename T >
static void	SetInteger (Scalar &scalar, uint64_t raw_value, bool is_signed)
static bool	SetSizedInteger (Scalar &scalar, uint64_t raw_value, uint8_t size_in_bytes, bool is_signed)
static bool	SetSizedFloat (Scalar &scalar, uint64_t raw_value, uint8_t size_in_bytes)
static ValueObjectSP	GetValObjFromIntRegs (Thread &thread, const RegisterContextSP &reg_ctx, llvm::Triple::ArchType machine, uint32_t type_flags, uint32_t byte_size)
static ValueObjectSP	GetValObjFromFPRegs (Thread &thread, const RegisterContextSP &reg_ctx, llvm::Triple::ArchType machine, uint32_t arch_fp_flags, uint32_t type_flags, uint32_t byte_size)
static uint32_t	GetGenericNum (llvm::StringRef name)

Macro Definition Documentation

DEFINE_GENERIC_REGISTER_STUB

#define DEFINE_GENERIC_REGISTER_STUB	(		dwarf_num,
			str_name,
			generic_num
	)

Value:

  {                                                                            \
    DEFINE_REG_NAME(dwarf_num), DEFINE_REG_NAME_STR(str_name), 0, 0,           \
        eEncodingInvalid, eFormatDefault,                                      \
        {dwarf_num, dwarf_num, generic_num, LLDB_INVALID_REGNUM, dwarf_num},   \
        nullptr, nullptr, nullptr,                                             \
  }

Definition at line 31 of file ABISysV_riscv.cpp.

DEFINE_REG_NAME

#define DEFINE_REG_NAME

(

reg_num

)

ConstString(#reg_num).GetCString()

Definition at line 25 of file ABISysV_riscv.cpp.

DEFINE_REG_NAME_STR

#define DEFINE_REG_NAME_STR

(

reg_name

)

ConstString(reg_name).GetCString()

Definition at line 26 of file ABISysV_riscv.cpp.

DEFINE_REGISTER_STUB

#define DEFINE_REGISTER_STUB	(		dwarf_num,
			str_name
	)		DEFINE_GENERIC_REGISTER_STUB(dwarf_num, str_name, LLDB_INVALID_REGNUM)

Definition at line 39 of file ABISysV_riscv.cpp.

Function Documentation

AugmentArgSize()

static size_t AugmentArgSize ( bool  is_rv64, size_t  size_in_bytes  )

inlinestatic

Definition at line 146 of file ABISysV_riscv.cpp.

References word_size.

Referenced by TotalArgsSizeInWords().

GetGenericNum()

static uint32_t GetGenericNum ( llvm::StringRef  name )

static

Definition at line 742 of file ABISysV_riscv.cpp.

References LLDB_INVALID_REGNUM, LLDB_REGNUM_GENERIC_ARG1, LLDB_REGNUM_GENERIC_ARG2, LLDB_REGNUM_GENERIC_ARG3, LLDB_REGNUM_GENERIC_ARG4, LLDB_REGNUM_GENERIC_ARG5, LLDB_REGNUM_GENERIC_ARG6, LLDB_REGNUM_GENERIC_ARG7, LLDB_REGNUM_GENERIC_ARG8, LLDB_REGNUM_GENERIC_FP, LLDB_REGNUM_GENERIC_PC, LLDB_REGNUM_GENERIC_RA, and LLDB_REGNUM_GENERIC_SP.

Referenced by ABISysV_riscv::AugmentRegisterInfo().

GetValObjFromFPRegs()

static ValueObjectSP GetValObjFromFPRegs ( Thread &  thread, const RegisterContextSP &  reg_ctx, llvm::Triple::ArchType  machine, uint32_t  arch_fp_flags, uint32_t  type_flags, uint32_t  byte_size  )

static

Definition at line 487 of file ABISysV_riscv.cpp.

References lldb_private::ValueObjectConstResult::Create(), lldb_private::ArchSpec::eRISCV_float_abi_double, lldb_private::ArchSpec::eRISCV_float_abi_quad, lldb_private::ArchSpec::eRISCV_float_abi_single, lldb_private::ArchSpec::eRISCV_float_abi_soft, lldb_private::Value::GetScalar(), lldb_private::Thread::GetStackFrameAtIndex(), GetValObjFromIntRegs(), SetSizedFloat(), and lldb_private::Value::SetValueType().

Referenced by ABISysV_riscv::GetReturnValueObjectImpl(), and ABISysV_riscv::GetReturnValueObjectSimple().

GetValObjFromIntRegs()

static ValueObjectSP GetValObjFromIntRegs ( Thread &  thread, const RegisterContextSP &  reg_ctx, llvm::Triple::ArchType  machine, uint32_t  type_flags, uint32_t  byte_size  )

static

Definition at line 412 of file ABISysV_riscv.cpp.

References lldb_private::ValueObjectConstResult::Create(), lldb::eRegisterKindGeneric, error(), lldb_private::RegisterValue::GetAsMemoryData(), lldb_private::Thread::GetProcess(), lldb_private::Value::GetRegisterInfo(), lldb_private::Value::GetScalar(), lldb_private::Thread::GetStackFrameAtIndex(), LLDB_REGNUM_GENERIC_ARG1, LLDB_REGNUM_GENERIC_ARG2, lldb_private::Value::SetBytes(), SetSizedFloat(), SetSizedInteger(), lldb_private::Value::SetValueType(), and UINT32_MAX.

Referenced by ABISysV_riscv::GetReturnValueObjectImpl(), ABISysV_riscv::GetReturnValueObjectSimple(), and GetValObjFromFPRegs().

SetInteger()

template<typename T >

static void SetInteger ( Scalar &  scalar, uint64_t  raw_value, bool  is_signed  )

static

Definition at line 360 of file ABISysV_riscv.cpp.

SetSizedFloat()

static bool SetSizedFloat ( Scalar &  scalar, uint64_t  raw_value, uint8_t  size_in_bytes  )

static

Definition at line 394 of file ABISysV_riscv.cpp.

Referenced by GetValObjFromFPRegs(), and GetValObjFromIntRegs().

SetSizedInteger()

static bool SetSizedInteger ( Scalar &  scalar, uint64_t  raw_value, uint8_t  size_in_bytes, bool  is_signed  )

static

Definition at line 368 of file ABISysV_riscv.cpp.

Referenced by GetValObjFromIntRegs().

TotalArgsSizeInWords()

static size_t TotalArgsSizeInWords ( bool  is_rv64, const llvm::ArrayRef< ABI::CallArgument > &  args  )

static

Definition at line 152 of file ABISysV_riscv.cpp.

References AugmentArgSize(), reg_size, lldb_private::ABI::CallArgument::TargetValue, and word_size.