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// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <string_view>
#include <fmt/format.h>
#include "common/common_types.h"
#include "common/logging/log.h"
#include "video_core/renderer_vulkan/pipeline_statistics.h"
#include "video_core/vulkan_common/vulkan_device.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
using namespace std::string_view_literals;
static u64 GetUint64(const VkPipelineExecutableStatisticKHR& statistic) {
switch (statistic.format) {
case VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_INT64_KHR:
return static_cast<u64>(statistic.value.i64);
case VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_UINT64_KHR:
return statistic.value.u64;
case VK_PIPELINE_EXECUTABLE_STATISTIC_FORMAT_FLOAT64_KHR:
return static_cast<u64>(statistic.value.f64);
default:
return 0;
}
}
PipelineStatistics::PipelineStatistics(const Device& device_) : device{device_} {}
void PipelineStatistics::Collect(VkPipeline pipeline) {
const auto& dev{device.GetLogical()};
const std::vector properties{dev.GetPipelineExecutablePropertiesKHR(pipeline)};
const u32 num_executables{static_cast<u32>(properties.size())};
for (u32 executable = 0; executable < num_executables; ++executable) {
const auto statistics{dev.GetPipelineExecutableStatisticsKHR(pipeline, executable)};
if (statistics.empty()) {
continue;
}
Stats stage_stats;
for (const auto& statistic : statistics) {
const char* const name{statistic.name};
if (name == "Binary Size"sv || name == "Code size"sv || name == "Instruction Count"sv) {
stage_stats.code_size = GetUint64(statistic);
} else if (name == "Register Count"sv) {
stage_stats.register_count = GetUint64(statistic);
} else if (name == "SGPRs"sv || name == "numUsedSgprs"sv) {
stage_stats.sgpr_count = GetUint64(statistic);
} else if (name == "VGPRs"sv || name == "numUsedVgprs"sv) {
stage_stats.vgpr_count = GetUint64(statistic);
} else if (name == "Branches"sv) {
stage_stats.branches_count = GetUint64(statistic);
} else if (name == "Basic Block Count"sv) {
stage_stats.basic_block_count = GetUint64(statistic);
}
}
std::lock_guard lock{mutex};
collected_stats.push_back(stage_stats);
}
}
void PipelineStatistics::Report() const {
double num{};
Stats total;
{
std::lock_guard lock{mutex};
for (const Stats& stats : collected_stats) {
total.code_size += stats.code_size;
total.register_count += stats.register_count;
total.sgpr_count += stats.sgpr_count;
total.vgpr_count += stats.vgpr_count;
total.branches_count += stats.branches_count;
total.basic_block_count += stats.basic_block_count;
}
num = static_cast<double>(collected_stats.size());
}
std::string report;
const auto add = [&](const char* fmt, u64 value) {
if (value > 0) {
report += fmt::format(fmt::runtime(fmt), static_cast<double>(value) / num);
}
};
add("Code size: {:9.03f}\n", total.code_size);
add("Register count: {:9.03f}\n", total.register_count);
add("SGPRs: {:9.03f}\n", total.sgpr_count);
add("VGPRs: {:9.03f}\n", total.vgpr_count);
add("Branches count: {:9.03f}\n", total.branches_count);
add("Basic blocks: {:9.03f}\n", total.basic_block_count);
LOG_INFO(Render_Vulkan,
"\nAverage pipeline statistics\n"
"==========================================\n"
"{}\n",
report);
}
} // namespace Vulkan
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