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allow sets of tops on edges

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Alex Coyte
2016-09-01 14:58:55 +10:00
committed by Matthew Barr
parent aca89e66d2
commit c94899dd44
31 changed files with 284 additions and 200 deletions
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6
src/nfagraph/ng_split.cpp
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@@ -151,7 +151,8 @@ void splitRHS(const NGHolder &base, const vector<NFAVertex> &pivots,
for (auto pivot : pivots) {
assert(contains(*rhs_map, pivot));
add_edge(rhs->start, (*rhs_map)[pivot], *rhs);
NFAEdge e = add_edge(rhs->start, (*rhs_map)[pivot], *rhs).first;
(*rhs)[e].tops.insert(DEFAULT_TOP);
}
/* should do the renumbering unconditionally as we know edges are already
@@ -215,6 +216,7 @@ void splitGraph(const NGHolder &base, const vector<NFAVertex> &pivots,
DEBUG_PRINTF("splitting graph at %zu vertices\n", pivots.size());
assert(!has_parallel_edge(base));
assert(isCorrectlyTopped(base));
/* RHS pivots are built from the common set of successors of pivots. */
vector<NFAVertex> rhs_pivots;
@@ -228,6 +230,8 @@ void splitGraph(const NGHolder &base, const vector<NFAVertex> &pivots,
assert(!has_parallel_edge(*lhs));
assert(!has_parallel_edge(*rhs));
assert(isCorrectlyTopped(*lhs));
assert(isCorrectlyTopped(*rhs));
}
void splitGraph(const NGHolder &base, NFAVertex pivot,