diff options
Diffstat (limited to 'src/common/host_memory.cpp')
| -rw-r--r-- | src/common/host_memory.cpp | 38 |
1 files changed, 12 insertions, 26 deletions
diff --git a/src/common/host_memory.cpp b/src/common/host_memory.cpp index 5400b97018..51ee0d333b 100644 --- a/src/common/host_memory.cpp +++ b/src/common/host_memory.cpp @@ -68,8 +68,8 @@ static int memfd_create(const char* name, unsigned int flags) { namespace Common { -constexpr size_t PageAlignment = 0x1000; -constexpr size_t HugePageSize = 0x200000; +[[maybe_unused]] constexpr size_t PageAlignment = 0x1000; +[[maybe_unused]] constexpr size_t HugePageSize = 0x200000; #ifdef _WIN32 @@ -692,30 +692,16 @@ private: #endif // ^^^ POSIX ^^^ -HostMemory::HostMemory(size_t backing_size_, size_t virtual_size_) - : backing_size(backing_size_), virtual_size(virtual_size_) { - try { - // Try to allocate a fastmem arena. - // The implementation will fail with std::bad_alloc on errors. - impl = - std::make_unique<HostMemory::Impl>(AlignUp(backing_size, PageAlignment), - AlignUp(virtual_size, PageAlignment) + HugePageSize); - backing_base = impl->backing_base; - virtual_base = impl->virtual_base; - - if (virtual_base) { - // Ensure the virtual base is aligned to the L2 block size. - virtual_base = reinterpret_cast<u8*>( - Common::AlignUp(reinterpret_cast<uintptr_t>(virtual_base), HugePageSize)); - virtual_base_offset = virtual_base - impl->virtual_base; - } - - } catch (const std::bad_alloc&) { - LOG_CRITICAL(HW_Memory, - "Fastmem unavailable, falling back to VirtualBuffer for memory allocation"); - fallback_buffer = std::make_unique<Common::VirtualBuffer<u8>>(backing_size); - backing_base = fallback_buffer->data(); - virtual_base = nullptr; +HostMemory::HostMemory(size_t backing_size_, size_t virtual_size_) : backing_size(backing_size_), virtual_size(virtual_size_) { + // Try to allocate a fastmem arena. + // The implementation will fail with std::bad_alloc on errors. + impl = std::make_unique<HostMemory::Impl>(AlignUp(backing_size, PageAlignment), AlignUp(virtual_size, PageAlignment) + HugePageSize); + backing_base = impl->backing_base; + virtual_base = impl->virtual_base; + if (virtual_base) { + // Ensure the virtual base is aligned to the L2 block size. + virtual_base = reinterpret_cast<u8*>(Common::AlignUp(uintptr_t(virtual_base), HugePageSize)); + virtual_base_offset = virtual_base - impl->virtual_base; } } |
