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Redesign pmgen backtracking for recursive matching

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Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-08-16 13:47:50 +02:00
parent c710df181c
commit f45dad8220
2 changed files with 38 additions and 33 deletions
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4
passes/pmgen/test_pmgen.cc
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@ -149,13 +149,14 @@ void generate_pattern(std::function<void(pm&,std::function<void()>)> run, const
log("Generating \"%s\" patterns for pattern matcher \"%s\".\n", pattern, pmclass);
int modcnt = 0;
int maxsubcnt = 4;
while (modcnt < 100)
{
int submodcnt = 0, itercnt = 0, cellcnt = 0;
Module *mod = design->addModule(NEW_ID);
while (submodcnt < 10 && itercnt++ < 1000)
while (submodcnt < maxsubcnt && itercnt++ < 1000)
{
pm matcher(mod, mod->cells());
@ -190,6 +191,7 @@ void generate_pattern(std::function<void(pm&,std::function<void()>)> run, const
}
design->remove(mod);
maxsubcnt *= 2;
}
}