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Move and rename the MemoryAccesses class to MemoryAccessTracker.

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This commit is contained in:
Henrik Rydgard 2016-04-29 08:50:21 +02:00
parent a442ee07f4
commit a86d7cacc1
4 changed files with 35 additions and 32 deletions
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2
src/video_core/command_processor.cpp
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@ -224,7 +224,7 @@ static void WritePicaReg(u32 id, u32 value, u32 mask) {
}
}
MemoryAccesses memory_accesses;
DebugUtils::MemoryAccessTracker memory_accesses;
// Simple circular-replacement vertex cache
// The size has been tuned for optimal balance between hit-rate and the cost of lookup

30
src/video_core/debug_utils/debug_utils.h
View file

@ -206,6 +206,36 @@ void DumpTexture(const Pica::Regs::TextureConfig& texture_config, u8* data);
void DumpTevStageConfig(const std::array<Pica::Regs::TevStageConfig,6>& stages);
/**
* Used in the vertex loader to merge access records. TODO: Investigate if actually useful.
*/
class MemoryAccessTracker {
/// Combine overlapping and close ranges
void SimplifyRanges() {
for (auto it = ranges.begin(); it != ranges.end(); ++it) {
// NOTE: We add 32 to the range end address to make sure "close" ranges are combined, too
auto it2 = std::next(it);
while (it2 != ranges.end() && it->first + it->second + 32 >= it2->first) {
it->second = std::max(it->second, it2->first + it2->second - it->first);
it2 = ranges.erase(it2);
}
}
}
public:
/// Record a particular memory access in the list
void AddAccess(u32 paddr, u32 size) {
// Create new range or extend existing one
ranges[paddr] = std::max(ranges[paddr], size);
// Simplify ranges...
SimplifyRanges();
}
/// Map of accessed ranges (mapping start address to range size)
std::map<u32, u32> ranges;
};
} // namespace
} // namespace

5
src/video_core/vertex_loader.cpp
View file

@ -12,8 +12,7 @@
#include "core/memory.h"
#include "debug_utils/debug_utils.h"
#include "video_core/debug_utils/debug_utils.h"
#include "video_core/pica.h"
#include "video_core/pica_state.h"
#include "video_core/pica_types.h"
@ -63,7 +62,7 @@ void VertexLoader::Setup(const Pica::Regs& regs) {
}
}
void VertexLoader::LoadVertex(u32 base_address, int index, int vertex, Shader::InputVertex& input, MemoryAccesses& memory_accesses) {
void VertexLoader::LoadVertex(u32 base_address, int index, int vertex, Shader::InputVertex& input, DebugUtils::MemoryAccessTracker& memory_accesses) {
for (int i = 0; i < num_total_attributes; ++i) {
if (vertex_attribute_elements[i] != 0) {
// Load per-vertex data from the loader arrays

30
src/video_core/vertex_loader.h
View file

@ -5,40 +5,14 @@
#include "video_core/pica.h"
#include "video_core/shader/shader.h"
#include "video_core/debug_utils/debug_utils.h"
namespace Pica {
class MemoryAccesses {
/// Combine overlapping and close ranges
void SimplifyRanges() {
for (auto it = ranges.begin(); it != ranges.end(); ++it) {
// NOTE: We add 32 to the range end address to make sure "close" ranges are combined, too
auto it2 = std::next(it);
while (it2 != ranges.end() && it->first + it->second + 32 >= it2->first) {
it->second = std::max(it->second, it2->first + it2->second - it->first);
it2 = ranges.erase(it2);
}
}
}
public:
/// Record a particular memory access in the list
void AddAccess(u32 paddr, u32 size) {
// Create new range or extend existing one
ranges[paddr] = std::max(ranges[paddr], size);
// Simplify ranges...
SimplifyRanges();
}
/// Map of accessed ranges (mapping start address to range size)
std::map<u32, u32> ranges;
};
class VertexLoader {
public:
void Setup(const Pica::Regs& regs);
void LoadVertex(u32 base_address, int index, int vertex, Shader::InputVertex& input, MemoryAccesses& memory_accesses);
void LoadVertex(u32 base_address, int index, int vertex, Shader::InputVertex& input, DebugUtils::MemoryAccessTracker& memory_accesses);
int GetNumTotalAttributes() const { return num_total_attributes; }