JIT: increase likeliness of allocating 2M large pages

On top of enabled transparent hugepages hint (Linux).
This commit is contained in:
Nekotekina 2020-11-25 07:58:37 +03:00
parent 95b8467a76
commit ca9898e838
1 changed files with 3 additions and 3 deletions

View File

@ -69,7 +69,7 @@ static u8* add_jit_memory(std::size_t size, uint align)
// Check the necessity to commit more memory
if (_new > olda) [[unlikely]]
{
newa = ::align(_new, 0x100000);
newa = ::align(_new, 0x200000);
}
ctr += _new - (ctr & 0xffff'ffff);
@ -310,8 +310,8 @@ struct MemoryManager1 : llvm::RTDyldMemoryManager
// 256 MiB for code or data
static constexpr u64 c_max_size = 0x20000000 / 2;
// Allocation unit
static constexpr u64 c_page_size = 4096;
// Allocation unit (2M)
static constexpr u64 c_page_size = 2 * 1024 * 1024;
// Reserve 512 MiB
u8* const ptr = static_cast<u8*>(utils::memory_reserve(c_max_size * 2));