Cheri-research/snmalloc
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Clang format.

Browse Source
This commit is contained in:
Matthew Parkinson
2020-02-26 20:59:38 +00:00
parent 136dd23932
commit c1c8a7bfee
3 changed files with 26 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
src/mem/largealloc.h
View File

@@ -58,7 +58,7 @@ namespace snmalloc
class MemoryProviderStateMixin : public PAL
{
std::atomic_flag lock = ATOMIC_FLAG_INIT;
void* bump = 0;
void* bump = nullptr;
size_t remaining = 0;
public:
@@ -67,31 +67,29 @@ namespace snmalloc
*/
ModArray<NUM_LARGE_CLASSES, MPMCStack<Largeslab, RequiresInit>> large_stack;
static MemoryProviderStateMixin<PAL>* make() noexcept
{
// Temporary storage to start the allocator in.
MemoryProviderStateMixin<PAL> local;
static MemoryProviderStateMixin<PAL>* make() noexcept
{
// Temporary storage to start the allocator in.
MemoryProviderStateMixin<PAL> local;
// Allocate permanent storage for the allocator usung temporary allocator
MemoryProviderStateMixin<PAL>* allocated
= local.alloc_chunk<MemoryProviderStateMixin<PAL>, 1>();
// Allocate permanent storage for the allocator usung temporary allocator
MemoryProviderStateMixin<PAL>* allocated =
local.alloc_chunk<MemoryProviderStateMixin<PAL>, 1>();
// Put temporary allocator we have used, into the permanent storage.
// memcpy is safe as this is entirely single threaded.
memcpy(allocated, &local, sizeof(MemoryProviderStateMixin<PAL>));
// Put temporary allocator we have used, into the permanent storage.
// memcpy is safe as this is entirely single threaded.
memcpy(allocated, &local, sizeof(MemoryProviderStateMixin<PAL>));
return allocated;
}
return allocated;
}
private:
/**
* The last time we saw a low memory notification.
*/
std::atomic<uint64_t> last_low_memory_epoch = 0;
std::atomic_flag lazy_decommit_guard = {};
void new_block()
{
// Reserve the smallest large_class which is SUPERSLAB_SIZE