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Sema: Cache Solution::getTotalMemory()

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This is showing up in performance profiles.
This commit is contained in:
Slava Pestov
2024-11-19 15:55:48 -05:00
parent 11e3ea55c6
commit 1ecba36e76
2 changed files with 10 additions and 1 deletions
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8
lib/Sema/ConstraintSystem.cpp
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@@ -1863,7 +1863,11 @@ static inline size_t size_in_bytes(const T &x) {
}
size_t Solution::getTotalMemory() const {
return sizeof(*this) + typeBindings.getMemorySize() +
if (TotalMemory)
return *TotalMemory;
const_cast<Solution *>(this)->TotalMemory
= sizeof(*this) + typeBindings.getMemorySize() +
overloadChoices.getMemorySize() +
ConstraintRestrictions.getMemorySize() +
(Fixes.size() * sizeof(void *)) + DisjunctionChoices.getMemorySize() +
@@ -1887,6 +1891,8 @@ size_t Solution::getTotalMemory() const {
size_in_bytes(argumentLists) +
size_in_bytes(ImplicitCallAsFunctionRoots) +
size_in_bytes(SynthesizedConformances);
return *TotalMemory;
}
DeclContext *Solution::getDC() const { return constraintSystem->DC; }