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Memory Tracker: Use 64 bit atomics instead of 128 bits

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This commit is contained in:
Fernando Sahmkow 2023-06-29 12:24:56 +02:00
parent da440da9f5
commit 0e6b559c98
1 changed files with 13 additions and 9 deletions
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22
src/core/gpu_dirty_memory_manager.h
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@ -16,7 +16,10 @@ namespace Core {
class GPUDirtyMemoryManager {
public:
GPUDirtyMemoryManager() : current{default_transform} {}
GPUDirtyMemoryManager() : current{default_transform} {
back_buffer.reserve(256);
front_buffer.reserve(256);
}
~GPUDirtyMemoryManager() = default;
@ -62,7 +65,8 @@ public:
mask = mask >> empty_bits;
const size_t continuous_bits = std::countr_one(mask);
callback((transform.address << page_bits) + offset, continuous_bits << align_bits);
callback((static_cast<VAddr>(transform.address) << page_bits) + offset,
continuous_bits << align_bits);
mask = continuous_bits < align_size ? (mask >> continuous_bits) : 0;
offset += continuous_bits << align_bits;
}
@ -71,19 +75,19 @@ public:
}
private:
struct alignas(16) TransformAddress {
VAddr address;
u64 mask;
struct alignas(8) TransformAddress {
u32 address;
u32 mask;
};
constexpr static size_t page_bits = Memory::YUZU_PAGEBITS;
constexpr static size_t page_bits = Memory::YUZU_PAGEBITS - 1;
constexpr static size_t page_size = 1ULL << page_bits;
constexpr static size_t page_mask = page_size - 1;
constexpr static size_t align_bits = 6U;
constexpr static size_t align_size = 1U << align_bits;
constexpr static size_t align_mask = align_size - 1;
constexpr static TransformAddress default_transform = {.address = ~0ULL, .mask = 0ULL};
constexpr static TransformAddress default_transform = {.address = ~0U, .mask = 0U};
bool IsValid(VAddr address) {
return address < (1ULL << 39);
@ -104,8 +108,8 @@ private:
const size_t minor_bit = minor_address >> align_bits;
const size_t top_bit = (minor_address + size + align_mask) >> align_bits;
TransformAddress result{};
result.address = address >> page_bits;
result.mask = CreateMask<u64>(top_bit, minor_bit);
result.address = static_cast<u32>(address >> page_bits);
result.mask = CreateMask<u32>(top_bit, minor_bit);
return result;
}