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xo-interpreter2 .. xo-arena. memory pool introspection

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This commit is contained in:
Roland Conybeare 2026-02-03 01:05:36 -05:00
commit 6ec8bd53a2
2 changed files with 7 additions and 18 deletions
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6
include/xo/expression2/StringTable.hpp
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@ -21,7 +21,7 @@ namespace xo {
class StringTable {
public:
using DArena = xo::mm::DArena;
using MemorySizeInfo = xo::mm::MemorySizeInfo;
using MemorySizeVisitor = xo::mm::MemorySizeVisitor;
using StringMap = xo::map::DArenaHashMap<std::string_view,
DUniqueString*>;
using size_type = StringMap::size_type;
@ -46,8 +46,8 @@ namespace xo {
**/
bool verify_ok(verify_policy p = verify_policy::throw_only()) const;
std::size_t _n_store() const noexcept;
MemorySizeInfo _store_info(std::size_t i) const noexcept;
/** visit string-table memory pools, call visitor(info) for each **/
void visit_pools(const MemorySizeVisitor & visitor) const;
private:
/** allocate string storage in this arena; use DString to represent each string.

19
src/expression2/StringTable.cpp
View file

@ -160,22 +160,11 @@ namespace xo {
return true;
}
std::size_t
StringTable::_n_store() const noexcept
void
StringTable::visit_pools(const MemorySizeVisitor & visitor) const
{
return 1 + map_._n_store();
}
MemorySizeInfo
StringTable::_store_info(std::size_t i) const noexcept
{
if (i == 0)
return strings_._store_info();
if (i+1 < map_._n_store())
return map_._store_info(i-1);
return MemorySizeInfo::sentinel();
strings_.visit_pools(visitor);
map_.visit_pools(visitor);
}
} /*namespace scm*/