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58311b37db
...
bf0a5a80de
@ -20,8 +20,6 @@ iss::plugin::cov::cov(std::string const &filename)
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, filename(filename)
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{
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output.open("output.trc");
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jumped = false;
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first = true;
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}
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iss::plugin::cov::~cov() {
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@ -81,47 +79,13 @@ bool iss::plugin::cov::registration(const char *const version, vm_if& vm) {
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}
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inline string formatPC(uint64_t pc) {
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stringstream stream;
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stream << "0x" << std::hex << pc;
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return stream.str();
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}
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void iss::plugin::cov::callback(instr_info_t iinfo, const exec_info& einfo) {
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// auto delay = 0;
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// auto entry = delays[iinfo.instr_id];
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// bool taken = einfo.branch_taken;
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// if (einfo.branch_taken)
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// delay = entry.taken;
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// else
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// delay = entry.not_taken;
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//
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// if (first){
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// output << formatPC(instr_if->get_pc()) << "," << delay;
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// first = false;
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// if((instr_if->get_next_pc() - instr_if->get_pc() != 4) ||( instr_if->get_next_pc() - instr_if->get_pc() != 2)){
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// std::cout << "jump from " << std::hex << instr_if->get_pc() << " to " << instr_if->get_next_pc()<< " after " << std::dec << counter <<" linear instructions" <<std::endl;
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// counter = 0;
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// }else {
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// counter++;
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// }
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// if(instr_if->get_next_pc()-instr_if->get_pc() != delays[iinfo.instr_id].size/8){
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// //The goal is to keep the output in start-target pairs, so after a jump the target address needs to get written
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// //to the output. If the target happens to also be a start, we keep the pairing by adding a 0-delay entry.
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// if (jumped)
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// output <<"\n" <<formatPC(instr_if->get_pc()) << "," << 0;
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// output <<"\n" << formatPC(instr_if->get_pc()) << "," << delay;
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// jumped = true;
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// }
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// else{
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// if (jumped){
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// output <<"\n" << formatPC(instr_if->get_pc()) << "," << delay;
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// jumped = false;
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// }
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// else if(delay!=1){
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// output <<"\n" << formatPC(instr_if->get_pc()) << "," << delay;
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// output <<"\n" << formatPC(instr_if->get_pc()) << "," << 0;
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// }
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//
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// }
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//source code for the full output
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auto delay = 0;
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auto entry = delays[iinfo.instr_id];
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bool taken = einfo.branch_taken;
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