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xo-alloc2: tiny work on alloc iterator utest

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This commit is contained in:
Roland Conybeare 2025-12-18 20:41:23 -05:00
commit d09c18eb19
2 changed files with 11 additions and 1 deletions
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3
xo-alloc2/include/xo/alloc2/alloc/RAllocator.hpp
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@ -35,6 +35,8 @@ namespace xo {
size_type allocated() const noexcept { return O::iface()->allocated(O::data()); }
bool contains(const void * p) const noexcept { return O::iface()->contains(O::data(), p); }
AllocError last_error() const noexcept { return O::iface()->last_error(O::data()); }
AllocInfo alloc_info(value_type mem) const noexcept { return O::iface()->alloc_info(O::data(), mem); }
//range_type alloc_range(DArena & mm)
value_type alloc(size_type z) noexcept { return O::iface()->alloc(O::data(), z); }
value_type super_alloc(size_type z) noexcept { return O::iface()->super_alloc(O::data(), z); }
@ -42,7 +44,6 @@ namespace xo {
bool complete_flag) noexcept { return O::iface()->sub_alloc(O::data(),
z, complete_flag); }
bool expand(size_type z) { return O::iface()->expand(O::data(), z); }
AllocInfo alloc_info(value_type mem) { return O::iface()->alloc_info(O::data(), mem); }
static bool _valid;
};

9
xo-alloc2/utest/random_allocs.cpp
View file

@ -4,6 +4,7 @@
**/
#include "random_allocs.hpp"
#include "arena/DArena.hpp"
#include "padding.hpp"
#include <xo/indentlog/scope.hpp>
#include <xo/indentlog/print/tag.hpp>
@ -12,6 +13,8 @@
namespace utest {
using xo::mm::AllocInfo;
using xo::mm::DArena;
using xo::mm::ArenaConfig;
using xo::mm::padding;
using xo::rng::xoshiro256ss;
using xo::facet::obj;
@ -163,6 +166,12 @@ namespace utest {
}
/** scratch arena for iterators **/
DArena scratch_mm = DArena::map(ArenaConfig{.name_ = "scratch",
.size_ = 4*1024,
.hugepage_z_ = 4*1024 });
#ifdef NOT_YET // to verify iteration here, need iterator support in AAllocator
/* verify iteration visits all the allocs, exactly once */