From ff45c3957858cdf189b73e11550da06fe4337b8e Mon Sep 17 00:00:00 2001 From: Lioncash Date: Tue, 22 Sep 2020 17:31:53 -0400 Subject: General: Make use of std::nullopt where applicable Allows some implementations to avoid completely zeroing out the internal buffer of the optional, and instead only set the validity byte within the structure. This also makes it consistent how we return empty optionals. --- src/video_core/memory_manager.cpp | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'src/video_core/memory_manager.cpp') diff --git a/src/video_core/memory_manager.cpp b/src/video_core/memory_manager.cpp index 16b2aaa27..02cf53d15 100644 --- a/src/video_core/memory_manager.cpp +++ b/src/video_core/memory_manager.cpp @@ -58,7 +58,7 @@ void MemoryManager::Unmap(GPUVAddr gpu_addr, std::size_t size) { std::optional MemoryManager::AllocateFixed(GPUVAddr gpu_addr, std::size_t size) { for (u64 offset{}; offset < size; offset += page_size) { if (!GetPageEntry(gpu_addr + offset).IsUnmapped()) { - return {}; + return std::nullopt; } } @@ -135,13 +135,13 @@ std::optional MemoryManager::FindFreeRange(std::size_t size, std::size } } - return {}; + return std::nullopt; } std::optional MemoryManager::GpuToCpuAddress(GPUVAddr gpu_addr) const { const auto page_entry{GetPageEntry(gpu_addr)}; if (!page_entry.IsValid()) { - return {}; + return std::nullopt; } return page_entry.ToAddress() + (gpu_addr & page_mask); -- cgit v1.2.3