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sim: Include $display output in JSON summary 

This allows tools like SBY to capture the $display output independent
from anything else sim might log. Additionally it provides source and
hierarchy locations for everything printed.
This commit is contained in:
Jannis Harder 2023-09-22 17:52:25 +02:00 committed by Dag Lem
parent eeadbb583e
commit 57b4e16acd
1 changed files with 27 additions and 0 deletions
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27
passes/sat/sim.cc
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@ -88,6 +88,17 @@ struct TriggeredAssertion {
{ }
};
struct DisplayOutput {
int step;
SimInstance *instance;
Cell *cell;
std::string output;
DisplayOutput(int step, SimInstance *instance, Cell *cell, std::string output) :
step(step), instance(instance), cell(cell), output(output)
{ }
};
struct SimShared
{
bool debug = false;
@ -110,6 +121,7 @@ struct SimShared
int next_output_id = 0;
int step = 0;
std::vector<TriggeredAssertion> triggered_assertions;
std::vector<DisplayOutput> display_output;
bool serious_asserts = false;
bool initstate = true;
};
@ -870,6 +882,7 @@ struct SimInstance
std::string rendered = print.fmt.render();
log("%s", rendered.c_str());
shared->display_output.emplace_back(shared->step, this, cell, rendered);
}
update_print:
@ -2055,6 +2068,20 @@ struct SimWorker : SimShared
json.end_object();
}
json.end_array();
json.name("display_output");
json.begin_array();
for (auto &output : display_output) {
json.begin_object();
json.entry("step", output.step);
json.entry("path", output.instance->witness_full_path(output.cell));
auto src = output.cell->get_string_attribute(ID::src);
if (!src.empty()) {
json.entry("src", src);
}
json.entry("output", output.output);
json.end_object();
}
json.end_array();
json.end_object();
}