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linkers: Speed up reading large executables for all cases except inlining

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- Only load the function DWARF data if checking inlines
This commit is contained in:
Chris Johns 2022-05-18 18:13:30 +10:00
parent ff68bccc25
commit f199d42e47
2 changed files with 27 additions and 20 deletions
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45
linkers/rtems-exeinfo.cpp
View File

@ -144,7 +144,7 @@ namespace rld
/**
* Load the executable file.
*/
image (const std::string exe_name);
image (const std::string exe_name, bool load_functions);
/**
* Clean up.
@ -283,7 +283,7 @@ namespace rld
}
}
image::image (const std::string exe_name)
image::image (const std::string exe_name, bool load_functions)
: exe (exe_name),
init (0),
fini (0)
@ -321,7 +321,11 @@ namespace rld
debug.load_debug ();
debug.load_types ();
debug.load_variables ();
debug.load_functions ();
if (load_functions)
{
std::cout << "May take a while ..." << std::endl;
debug.load_functions ();
}
symbols.globals (addresses);
symbols.weaks (addresses);
symbols.locals (addresses);
@ -610,23 +614,26 @@ namespace rld
uint32_t address;
symbols::symbol* sym;
sec.data >> address;
sym = addresses[address];
std::cout << " "
<< std::hex << std::setfill ('0')
<< "0x" << std::setw (8) << address
<< std::dec << std::setfill ('0');
if (sym)
if (address != 0)
{
std::string label = sym->name ();
if (rld::symbols::is_cplusplus (label))
rld::symbols::demangle_name (label, label);
std::cout << " " << label;
sym = addresses[address];
std::cout << " "
<< std::hex << std::setfill ('0')
<< "0x" << std::setw (8) << address
<< std::dec << std::setfill ('0');
if (sym)
{
std::string label = sym->name ();
if (rld::symbols::is_cplusplus (label))
rld::symbols::demangle_name (label, label);
std::cout << " " << label;
}
else
{
std::cout << " no symbol (maybe static to a module)";
}
std::cout << std::endl;
}
else
{
std::cout << " no symbol";
}
std::cout << std::endl;
}
}
@ -1114,7 +1121,7 @@ main (int argc, char* argv[])
/*
* Open the executable and read the symbols.
*/
rld::exeinfo::image exe (exe_name);
rld::exeinfo::image exe (exe_name, inlined | dwarf_data);
std::cout << "exe: " << exe.exe.name ().full () << std::endl
<< std::endl;

2
rtemstoolkit/rld-dwarf.cpp
View File

@ -1812,7 +1812,7 @@ namespace rld
debug_info_entry next (die.get_debug ());
if (die.get_child (next))
load_functions (next);
load_variables (next);
if (!die.get_sibling (next))
break;