llvm-project/lldb/bindings/interface/SBFunction.i

135 lines
4.8 KiB
C++

//===-- SWIG Interface for SBFunction ---------------------------*- 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
//
//===----------------------------------------------------------------------===//
namespace lldb {
%feature("docstring",
"Represents a generic function, which can be inlined or not.
For example (from test/lldbutil.py, but slightly modified for doc purpose),::
...
frame = thread.GetFrameAtIndex(i)
addr = frame.GetPCAddress()
load_addr = addr.GetLoadAddress(target)
function = frame.GetFunction()
mod_name = frame.GetModule().GetFileSpec().GetFilename()
if not function:
# No debug info for 'function'.
symbol = frame.GetSymbol()
file_addr = addr.GetFileAddress()
start_addr = symbol.GetStartAddress().GetFileAddress()
symbol_name = symbol.GetName()
symbol_offset = file_addr - start_addr
print >> output, ' frame #{num}: {addr:#016x} {mod}`{symbol} + {offset}'.format(
num=i, addr=load_addr, mod=mod_name, symbol=symbol_name, offset=symbol_offset)
else:
# Debug info is available for 'function'.
func_name = frame.GetFunctionName()
file_name = frame.GetLineEntry().GetFileSpec().GetFilename()
line_num = frame.GetLineEntry().GetLine()
print >> output, ' frame #{num}: {addr:#016x} {mod}`{func} at {file}:{line} {args}'.format(
num=i, addr=load_addr, mod=mod_name,
func='%s [inlined]' % func_name] if frame.IsInlined() else func_name,
file=file_name, line=line_num, args=get_args_as_string(frame, showFuncName=False))
...") SBFunction;
class SBFunction
{
public:
SBFunction ();
SBFunction (const lldb::SBFunction &rhs);
~SBFunction ();
bool
IsValid () const;
explicit operator bool() const;
const char *
GetName() const;
const char *
GetDisplayName() const;
const char *
GetMangledName () const;
lldb::SBInstructionList
GetInstructions (lldb::SBTarget target);
lldb::SBInstructionList
GetInstructions (lldb::SBTarget target, const char *flavor);
lldb::SBAddress
GetStartAddress ();
lldb::SBAddress
GetEndAddress ();
const char *
GetArgumentName (uint32_t arg_idx);
uint32_t
GetPrologueByteSize ();
lldb::SBType
GetType ();
lldb::SBBlock
GetBlock ();
lldb::LanguageType
GetLanguage ();
%feature("docstring", "
Returns true if the function was compiled with optimization.
Optimization, in this case, is meant to indicate that the debugger
experience may be confusing for the user -- variables optimized away,
stepping jumping between source lines -- and the driver may want to
provide some guidance to the user about this.
Returns false if unoptimized, or unknown.") GetIsOptimized;
bool
GetIsOptimized();
bool
GetDescription (lldb::SBStream &description);
bool
operator == (const lldb::SBFunction &rhs) const;
bool
operator != (const lldb::SBFunction &rhs) const;
STRING_EXTENSION(SBFunction)
#ifdef SWIGPYTHON
%pythoncode %{
def get_instructions_from_current_target (self):
return self.GetInstructions (target)
addr = property(GetStartAddress, None, doc='''A read only property that returns an lldb object that represents the start address (lldb.SBAddress) for this function.''')
end_addr = property(GetEndAddress, None, doc='''A read only property that returns an lldb object that represents the end address (lldb.SBAddress) for this function.''')
block = property(GetBlock, None, doc='''A read only property that returns an lldb object that represents the top level lexical block (lldb.SBBlock) for this function.''')
instructions = property(get_instructions_from_current_target, None, doc='''A read only property that returns an lldb object that represents the instructions (lldb.SBInstructionList) for this function.''')
mangled = property(GetMangledName, None, doc='''A read only property that returns the mangled (linkage) name for this function as a string.''')
name = property(GetName, None, doc='''A read only property that returns the name for this function as a string.''')
prologue_size = property(GetPrologueByteSize, None, doc='''A read only property that returns the size in bytes of the prologue instructions as an unsigned integer.''')
type = property(GetType, None, doc='''A read only property that returns an lldb object that represents the return type (lldb.SBType) for this function.''')
%}
#endif
};
} // namespace lldb