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use iterator-based idiom for check-if-present-then-access

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This commit is contained in:
Vern Paxson 2021-11-22 15:28:15 -08:00
parent 735d584d9f
commit 84423369b4
12 changed files with 86 additions and 59 deletions
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28
src/script_opt/CPP/Compile.h
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@ -212,26 +212,30 @@ public:
// an offset into the global vector that will hold these.
int TrackString(std::string s)
{
if ( tracked_strings.count(s) == 0 )
{
tracked_strings[s] = ordered_tracked_strings.size();
ordered_tracked_strings.emplace_back(s);
}
auto ts = tracked_strings.find(s);
if ( ts != tracked_strings.end() )
return ts->second;
return tracked_strings[s];
int offset = ordered_tracked_strings.size();
tracked_strings[s] = offset;
ordered_tracked_strings.emplace_back(s);
return offset;
}
// Tracks a profile hash value needed for initialization. Returns
// an offset into the global vector that will hold these.
int TrackHash(p_hash_type h)
{
if ( tracked_hashes.count(h) == 0 )
{
tracked_hashes[h] = ordered_tracked_hashes.size();
ordered_tracked_hashes.emplace_back(h);
}
auto th = tracked_hashes.find(h);
if ( th != tracked_hashes.end() )
return th->second;
return tracked_hashes[h];
int offset = ordered_tracked_hashes.size();
tracked_hashes[h] = offset;
ordered_tracked_hashes.emplace_back(h);
return offset;
}
// Returns the hash associated with a given function body.