github.com/YosysHQ.yosys
1
0
Fork 0
mirror of synced 2026-01-27 12:43:21 +00:00
Code Issues Releases Wiki Activity

Merge pull request #5544 from YosysHQ/krys/sim_check_eval_err

Browse Source 
Improve error handling in sim
This commit is contained in:
KrystalDelusion
2026-01-19 09:51:12 +13:00
committed by GitHub
parent 967b47d984 5b317ee03c
commit 8da8d681d0
1 changed files with 20 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
passes/sat/sim.cc
View File

@@ -549,31 +549,27 @@ struct SimInstance
if (shared->debug)
log("[%s] eval %s (%s)\n", hiername(), log_id(cell), log_id(cell->type));
// Simple (A -> Y) and (A,B -> Y) cells
if (has_a && !has_c && !has_d && !has_s && has_y) {
set_state(sig_y, CellTypes::eval(cell, get_state(sig_a), get_state(sig_b)));
return;
}
bool err = false;
RTLIL::Const eval_state;
if (has_a && !has_c && !has_d && !has_s && has_y)
// Simple (A -> Y) and (A,B -> Y) cells
eval_state = CellTypes::eval(cell, get_state(sig_a), get_state(sig_b), &err);
else if (has_a && has_b && has_c && !has_d && !has_s && has_y)
// (A,B,C -> Y) cells
eval_state = CellTypes::eval(cell, get_state(sig_a), get_state(sig_b), get_state(sig_c), &err);
else if (has_a && !has_b && !has_c && !has_d && has_s && has_y)
// (A,S -> Y) cells
eval_state = CellTypes::eval(cell, get_state(sig_a), get_state(sig_s), &err);
else if (has_a && has_b && !has_c && !has_d && has_s && has_y)
// (A,B,S -> Y) cells
eval_state = CellTypes::eval(cell, get_state(sig_a), get_state(sig_b), get_state(sig_s), &err);
else
err = true;
// (A,B,C -> Y) cells
if (has_a && has_b && has_c && !has_d && !has_s && has_y) {
set_state(sig_y, CellTypes::eval(cell, get_state(sig_a), get_state(sig_b), get_state(sig_c)));
return;
}
// (A,S -> Y) cells
if (has_a && !has_b && !has_c && !has_d && has_s && has_y) {
set_state(sig_y, CellTypes::eval(cell, get_state(sig_a), get_state(sig_s)));
return;
}
// (A,B,S -> Y) cells
if (has_a && has_b && !has_c && !has_d && has_s && has_y) {
set_state(sig_y, CellTypes::eval(cell, get_state(sig_a), get_state(sig_b), get_state(sig_s)));
return;
}
log_warning("Unsupported evaluable cell type: %s (%s.%s)\n", log_id(cell->type), log_id(module), log_id(cell));
if (err)
log_warning("Unsupported evaluable cell type: %s (%s.%s)\n", log_id(cell->type), log_id(module), log_id(cell));
else
set_state(sig_y, eval_state);
return;
}