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xo-reader2 stack: streamline + mem sizing + bugfixes

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This commit is contained in:
Roland Conybeare 2026-02-15 16:16:02 -05:00
commit 9ce05973f4
8 changed files with 210 additions and 136 deletions
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7
include/xo/reader2/ParserStateMachine.hpp
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@ -14,6 +14,7 @@
#include <xo/tokenizer2/Token.hpp>
#include <xo/object2/DArray.hpp>
#include <xo/alloc2/Allocator.hpp>
#include <xo/arena/ArenaHashMapConfig.hpp>
#include <xo/arena/DArena.hpp>
namespace xo {
@ -38,11 +39,14 @@ namespace xo {
using ArenaConfig = xo::mm::ArenaConfig;
using DArena = xo::mm::DArena;
using MemorySizeVisitor = xo::mm::MemorySizeVisitor;
using ArenaHashMapConfig = xo::map::ArenaHashMapConfig;
using size_type = std::size_t;
public:
/**
* @p config arena configuration for parser state
* @p symtab_config configuration for global symtab
* (maps separate dedicated memory)
* @p max_stringtable_capacity
* hard max size for unique stringtable
* @p expr_alloc allocator for schematika expressions.
@ -53,6 +57,7 @@ namespace xo {
* same as @p expr_alloc.
**/
ParserStateMachine(const ArenaConfig & config,
const ArenaHashMapConfig & symtab_config,
size_type max_stringtable_capacity,
obj<AAllocator> expr_alloc,
obj<AAllocator> aux_alloc);
@ -320,6 +325,8 @@ namespace xo {
* Toplevel definitions go here.
*
* Uses mmap -> non-trivial destructor.
*
* TODO: may want to move ownership upstairs
**/
dp<DGlobalSymtab> global_symtab_;