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ng_region: use flat_sets in exit_info

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Justin Viiret 2017-03-14 18:43:42 +11:00 committed by Matthew Barr
parent 546091f819
commit 8823a8fbfd
1 changed files with 8 additions and 8 deletions
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16
src/nfagraph/ng_region.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2015-2016, Intel Corporation
* Copyright (c) 2015-2017, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@ -79,7 +79,7 @@ struct exit_info {
explicit exit_info(NFAVertex v) : exit(v) {}
NFAVertex exit;
ue2::unordered_set<NFAVertex> open;
flat_set<NFAVertex> open;
};
}
@ -88,7 +88,7 @@ void checkAndAddExitCandidate(const AcyclicGraph &g,
const ue2::unordered_set<NFAVertex> &r,
NFAVertex v, vector<exit_info> *exits) {
// set when we find our first candidate.
ue2::unordered_set<NFAVertex> *open = nullptr;
decltype(exit_info::open) *open = nullptr;
/* find the set of vertices reachable from v which are not in r */
for (auto w : adjacent_vertices_range(v, g)) {
@ -136,7 +136,7 @@ void refineExits(const AcyclicGraph &g, const ue2::unordered_set<NFAVertex> &r,
*/
static
bool exitValid(UNUSED const AcyclicGraph &g, const vector<exit_info> &exits,
const ue2::unordered_set<NFAVertex> &open_jumps) {
const flat_set<NFAVertex> &open_jumps) {
if (exits.empty() || (exits.size() < 2 && open_jumps.empty())) {
return true;
}
@ -180,7 +180,7 @@ void buildInitialCandidate(const AcyclicGraph &g,
/* in exits of prev region;
* out exits from candidate */
vector<exit_info> *exits,
ue2::unordered_set<NFAVertex> *open_jumps) {
flat_set<NFAVertex> *open_jumps) {
if (it == ite) {
candidate->clear();
exits->clear();
@ -198,7 +198,7 @@ void buildInitialCandidate(const AcyclicGraph &g,
return;
}
ue2::unordered_set<NFAVertex> enters = (*exits)[0].open;
auto enters = (*exits)[0].open; // copy
candidate->clear();
for (; it != ite; ++it) {
@ -211,7 +211,7 @@ void buildInitialCandidate(const AcyclicGraph &g,
if (it != ite) {
enters.erase(*it);
open_jumps->swap(enters);
*open_jumps = move(enters);
DEBUG_PRINTF("oj size = %zu\n", open_jumps->size());
++it;
} else {
@ -230,7 +230,7 @@ void findDagLeaders(const NGHolder &h, const AcyclicGraph &g,
vector<NFAVertex>::const_reverse_iterator t_it = topo.rbegin();
vector<exit_info> exits;
ue2::unordered_set<NFAVertex> candidate;
ue2::unordered_set<NFAVertex> open_jumps;
flat_set<NFAVertex> open_jumps;
DEBUG_PRINTF("adding %zu to current\n", g[*t_it].index);
assert(t_it != topo.rend());
candidate.insert(*t_it++);