dwarf-assembly/src/OverriddenRowFilter.cpp

32 lines
848 B
C++

#include "OverriddenRowFilter.hpp"
OverriddenRowFilter::OverriddenRowFilter(bool enable)
: SimpleDwarfFilter(enable)
{}
SimpleDwarf OverriddenRowFilter::do_apply(const SimpleDwarf& dw) const {
SimpleDwarf out;
for(const auto& fde: dw.fde_list) {
out.fde_list.push_back(SimpleDwarf::Fde());
SimpleDwarf::Fde& cur_fde = out.fde_list.back();
cur_fde.fde_offset = fde.fde_offset;
cur_fde.beg_ip = fde.beg_ip;
cur_fde.end_ip = fde.end_ip;
if(fde.rows.empty())
continue;
for(size_t pos=0; pos < fde.rows.size(); ++pos) {
const auto& row = fde.rows[pos];
if(pos == fde.rows.size() - 1
|| row.ip != fde.rows[pos+1].ip)
{
cur_fde.rows.push_back(row);
}
}
}
return out;
}