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Improvements in "test_pmgen -generate"

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Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-08-17 13:53:55 +02:00
parent f95853c822
commit 318ae0351c
1 changed files with 23 additions and 3 deletions
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26
passes/pmgen/test_pmgen.cc
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@ -150,6 +150,8 @@ void generate_pattern(std::function<void(pm&,std::function<void()>)> run, const
int modcnt = 0; int modcnt = 0;
int maxsubcnt = 4; int maxsubcnt = 4;
int timeout = 0;
vector<Module*> mods;
while (modcnt < 100) while (modcnt < 100)
{ {
@ -158,6 +160,9 @@ void generate_pattern(std::function<void(pm&,std::function<void()>)> run, const
while (modcnt < 100 && submodcnt < maxsubcnt && itercnt++ < 1000) while (modcnt < 100 && submodcnt < maxsubcnt && itercnt++ < 1000)
{ {
if (timeout++ > 10000)
log_error("pmgen generator is stuck: 10000 iterations an no matching module generated.\n");
pm matcher(mod, mod->cells()); pm matcher(mod, mod->cells());
matcher.rng(1); matcher.rng(1);
@ -174,25 +179,40 @@ void generate_pattern(std::function<void(pm&,std::function<void()>)> run, const
{ {
bool found_match = false; bool found_match = false;
run(matcher, [&](){ found_match = true; }); run(matcher, [&](){ found_match = true; });
cellcnt = GetSize(mod->cells());
if (found_match) { if (found_match) {
Module *m = design->addModule(stringf("\\pmtest_%s_%s_%05d", Module *m = design->addModule(stringf("\\pmtest_%s_%s_%05d",
pmclass, pattern, modcnt++)); pmclass, pattern, modcnt++));
log("Creating module %s with %d cells.\n", log_id(m), cellcnt);
mod->cloneInto(m); mod->cloneInto(m);
pmtest_addports(m); pmtest_addports(m);
mods.push_back(m);
submodcnt++; submodcnt++;
timeout = 0;
} }
cellcnt = GetSize(mod->cells());
} }
matcher.generate_mode = true; matcher.generate_mode = true;
run(matcher, [](){}); run(matcher, [](){});
} }
design->remove(mod); if (submodcnt)
maxsubcnt *= 2; maxsubcnt *= 2;
design->remove(mod);
} }
Module *m = design->addModule(stringf("\\pmtest_%s_%s", pmclass, pattern));
log("Creating module %s with %d cells.\n", log_id(m), GetSize(mods));
for (auto mod : mods) {
Cell *c = m->addCell(mod->name, mod->name);
for (auto port : mod->ports) {
Wire *w = m->addWire(NEW_ID, GetSize(mod->wire(port)));
c->setPort(port, w);
}
}
pmtest_addports(m);
} }
struct TestPmgenPass : public Pass { struct TestPmgenPass : public Pass {