Fix size truncated when syncing range

And memory barrier

src/video_core/buffer_cache/buffer_cache.cpp

@@ -584,8 +584,12 @@ void BufferCache::CreateFaultBuffers() {
     }
     for (const auto& range : fault_ranges) {
         const VAddr start = range.lower();
-        const u32 size = range.upper() - start;
+        const u64 size = range.upper() - start;
-        CreateBuffer(start, size);
+        // Buffer size is 32 bits
+        for (VAddr addr = start; addr < size; addr += std::numeric_limits<u32>::max()) {
+            const u32 size_buffer = std::min<u32>(size, std::numeric_limits<u32>::max());
+            CreateBuffer(addr, size_buffer);
+        }
     }
 }
 
@@ -825,7 +829,7 @@ bool BufferCache::SynchronizeBufferFromImage(Buffer& buffer, VAddr device_addr,
     return true;
 }
 
-void BufferCache::SynchronizeRange(VAddr device_addr, u32 size) {
+void BufferCache::SynchronizeRange(VAddr device_addr, u64 size) {
     if (device_addr == 0) {
         return;
     }
@@ -840,6 +844,25 @@ void BufferCache::SynchronizeRange(VAddr device_addr, u32 size) {
     });
 }
 
+void BufferCache::MemoryBarrier() {
+    // Vulkan doesn't know which buffer we access in a shader if we use
+    // BufferDeviceAddress. We need a full memory barrier.
+    // For now, we only read memory using BDA. If we want to write to it,
+    // we might need to change this.
+    scheduler.EndRendering();
+    const auto cmdbuf = scheduler.CommandBuffer();
+    vk::MemoryBarrier2 barrier = {
+        .srcStageMask = vk::PipelineStageFlagBits2::eTransfer,
+        .srcAccessMask = vk::AccessFlagBits2::eMemoryWrite,
+        .dstStageMask = vk::PipelineStageFlagBits2::eAllCommands,
+        .dstAccessMask = vk::AccessFlagBits2::eMemoryRead,
+    };
+    cmdbuf.pipelineBarrier2(vk::DependencyInfo{
+        .memoryBarrierCount = 1,
+        .pMemoryBarriers = &barrier,
+    });
+}
+
 void BufferCache::InlineDataBuffer(Buffer& buffer, VAddr address, const void* value,
                                    u32 num_bytes) {
     scheduler.EndRendering();

src/video_core/buffer_cache/buffer_cache.h

@@ -142,7 +142,10 @@ public:
     void ResetFaultReadbackBuffer();
 
     /// Synchronizes all buffers in the specified range.
-    void SynchronizeRange(VAddr device_addr, u32 size);
+    void SynchronizeRange(VAddr device_addr, u64 size);
+
+    /// Record memory barrier. Used for buffers when accessed via BDA.
+    void MemoryBarrier();
 
 private:
     template <typename Func>

src/video_core/renderer_vulkan/vk_rasterizer.cpp

@@ -476,6 +476,7 @@ bool Rasterizer::BindResources(const Pipeline* pipeline) {
             }
         }
         buffer_cache.ResetFaultReadbackBuffer();
+        buffer_cache.MemoryBarrier();
     }
 
     return true;