atpg-ls/src/checker.cpp

79 lines
2.8 KiB
C++

#include <unordered_set>
#include "circuit.h"
using namespace atpg_ls;
double LUTCircuit::check() {
// static bool init = 0;
// static std::unordered_set<Gate*> dt;
printf("checking circuit ...\n");
double score_value_unsatisfied_cost = 0;
double score_fault_detected_weight = 0;
double score_fault_propagated_weight = 0;
double score_fault_update_cost = 0;
int unsatisfied_lut = 0;
for(LUT* lut : luts) {
assert(lut->vsat == (lut->value == lut->cal_value()));
if(!lut->vsat) {
score_value_unsatisfied_cost += lut->vunat_cost;
unsatisfied_lut++;
// printf("vunsat: %s\n", lut->name);
}
if(lut->uptag) {
score_fault_update_cost += lut->up_cost;
} else {
int t_fd[2], t_fpl[2];
lut->cal_fault_info(t_fd, t_fpl);
assert(t_fd[0] == lut->fd[0]);
assert(t_fd[1] == lut->fd[1]);
assert(t_fpl[0] == lut->fpl[0]);
assert(t_fpl[1] == lut->fpl[1]);
}
int input = 0;
for(int i=0; i<lut->fanins.size(); i++) {
input |= (lut->fanins[i]->value << i);
}
input <<= 1;
input |= lut->value;
for(int i=lut->fanins.size(); i<lut->fanins.size()+lut->inner_gates.size(); i++) {
LUT::FaultInfo &info = lut->fault_table[i][input];
Gate* g = lut->inner_gates[i-lut->fanins.size()];
int t_fd[2], t_fpl[2];
t_fd[0] = info.fd[0] && lut->fd[!lut->value];
t_fd[1] = info.fd[1] && lut->fd[!lut->value];
t_fpl[0] = info.fpl[0] + info.fd[0] * lut->fpl[!lut->value];
t_fpl[1] = info.fpl[1] + info.fd[1] * lut->fpl[!lut->value];
score_fault_detected_weight += t_fd[0] * g->fault_detected_weight[0];
score_fault_detected_weight += t_fd[1] * g->fault_detected_weight[1];
if(!g->isPO) {
score_fault_propagated_weight += (double)t_fpl[0] / g->avg_dist * g->fault_detected_weight[0];
score_fault_propagated_weight += (double)t_fpl[1] / g->avg_dist * g->fault_detected_weight[1];
}
}
}
printf("=====================================\n");
printf("unsat_lut: %d\n", unsatisfied_lut);
printf("score_value_unsatisfied_cost: %.2f\n", score_value_unsatisfied_cost);
printf("score_fault_detected_weight: %.2f\n", score_fault_detected_weight);
printf("score_fault_propagated_weight: %.2f\n", score_fault_propagated_weight);
printf("score_fault_update_cost: %.2f\n", score_fault_update_cost);
double score = - score_value_unsatisfied_cost + score_fault_detected_weight + score_fault_propagated_weight - score_fault_update_cost;
printf("score: %d\n", score);
return score;
}