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dma_pushbuffer: Optimize to avoid loop and copy on Push.

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This commit is contained in:
bunnei 2018-11-27 19:17:33 -05:00
parent c568f5cea7
commit ac74b71d75
3 changed files with 23 additions and 13 deletions
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10
src/video_core/dma_pusher.h
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@ -4,6 +4,7 @@
#pragma once
#include <vector>
#include <queue>
#include "common/bit_field.h"
@ -45,6 +46,8 @@ static_assert(sizeof(CommandHeader) == sizeof(u32), "CommandHeader has incorrect
class GPU;
using CommandList = std::vector<Tegra::CommandListHeader>;
/**
* The DmaPusher class implements DMA submission to FIFOs, providing an area of memory that the
* emulated app fills with commands and tells PFIFO to process. The pushbuffers are then assembled
@ -57,8 +60,8 @@ public:
explicit DmaPusher(GPU& gpu);
~DmaPusher();
void Push(const CommandListHeader& command_list_header) {
dma_pushbuffer.push(command_list_header);
void Push(CommandList&& entries) {
dma_pushbuffer.push(std::move(entries));
}
void DispatchCalls();
@ -72,7 +75,8 @@ private:
GPU& gpu;
std::queue<CommandListHeader> dma_pushbuffer;
std::queue<CommandList> dma_pushbuffer; ///< Queue of command lists to be processed
std::size_t dma_pushbuffer_subindex{}; ///< Index within a command list within the pushbuffer
struct DmaState {
u32 method; ///< Current method