From 25e05907f0292310eaae27a032db0ee274413874 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Tue, 2 Jul 2024 19:46:02 +0200
Subject: Preparing benchmark work

---
 modules/remote-sycl/benchmarks/mixed_precision.cpp | 110 +++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 modules/remote-sycl/benchmarks/mixed_precision.cpp

(limited to 'modules/remote-sycl/benchmarks/mixed_precision.cpp')

diff --git a/modules/remote-sycl/benchmarks/mixed_precision.cpp b/modules/remote-sycl/benchmarks/mixed_precision.cpp
new file mode 100644
index 0000000..e63a814
--- /dev/null
+++ b/modules/remote-sycl/benchmarks/mixed_precision.cpp
@@ -0,0 +1,110 @@
+#include "./mixed_precision.hpp"
+#include <forstio/codec/schema.hpp>
+
+
+int main(){
+	using namespace saw;
+
+	constexpr uint64_t max_test_size = 1024ul * 1024ul * 512ul;
+
+	std::random_device r;
+	std::default_random_engine e1{r()};
+	std::uniform_real_distribution<> dis{-1.0,1.0};
+
+
+	saw::event_loop loop;
+	saw::wait_scope wait{loop};
+
+	remote<rmt::Sycl> rmt;
+
+	own<remote_address<rmt::Sycl>> rmt_addr{};
+
+	rmt.resolve_address().then([&](auto addr){
+		rmt_addr = std::move(addr);
+	}).detach();
+
+	wait.poll();
+	if(!rmt_addr){
+		return -1;
+	}
+	
+	data<sch::MixedArray> mixed_host_data;
+	data<sch::Float64Array> float64_host_data;
+	data<sch::Float32Array> float32_host_data;
+	
+	cl::sycl::event mixed_ev;
+	cl::sycl::event float32_ev;
+	cl::sycl::event float64_ev;
+
+	auto sycl_iface = listen_mixed_precision(mixed_ev, float64_ev, float32_ev);
+	
+	auto time_eval = [](std::string_view tag, cl::sycl::event& ev){
+		auto end = ev.get_profiling_info<cl::sycl::info::event_profiling::command_end>();
+		auto start = ev.get_profiling_info<cl::sycl::info::event_profiling::command_start>();
+
+		std::cout<<"Elapsed "<<tag<<" kernel time: "<< (end-start) / 1.0e9 << " seconds\n";
+	};
+	
+	auto& device = rmt_addr->get_device();
+	
+	/**
+	 * Warmup
+	 */
+	{
+		uint64_t test_size = max_test_size;
+		mixed_host_data = {test_size};
+		float64_host_data = {test_size};
+		float32_host_data = {test_size};
+		for(uint64_t i = 0; i < test_size; ++i){
+			double gen_num = dis(e1);
+			mixed_host_data.at(i) = static_cast<double>(gen_num);
+			float64_host_data.at(i) = static_cast<double>(gen_num);
+			float32_host_data.at(i) = static_cast<float>(gen_num);
+		}
+		data<sch::MixedArray, encode::Native, rmt::Sycl> mixed_device_data{mixed_host_data};
+		data<sch::Float64Array, encode::Native, rmt::Sycl> float64_device_data{float64_host_data};
+		data<sch::Float32Array, encode::Native, rmt::Sycl> float32_device_data{float32_host_data};
+		
+		sycl_iface.template call<"float64_32">(mixed_device_data, &(device.get_handle()));
+		device.get_handle().wait();
+		sycl_iface.template call<"float64">(float64_device_data, &(device.get_handle()));
+		device.get_handle().wait();
+		sycl_iface.template call<"float32">(float32_device_data, &(device.get_handle()));
+		device.get_handle().wait();
+
+	}
+
+	/**
+	 * Benchmark
+	 */
+	for(uint64_t test_size = 1ul; test_size < max_test_size; test_size *= 2ul){
+		device.get_handle().wait();
+		mixed_host_data = {test_size};
+		float64_host_data = {test_size};
+		float32_host_data = {test_size};
+		for(uint64_t i = 0; i < test_size; ++i){
+			double gen_num = dis(e1);
+			mixed_host_data.at(i) = static_cast<double>(gen_num);
+			float64_host_data.at(i) = static_cast<double>(gen_num);
+			float32_host_data.at(i) = static_cast<float>(gen_num);
+		}
+		data<sch::MixedArray, encode::Native, rmt::Sycl> mixed_device_data{mixed_host_data};
+		data<sch::Float64Array, encode::Native, rmt::Sycl> float64_device_data{float64_host_data};
+		data<sch::Float32Array, encode::Native, rmt::Sycl> float32_device_data{float32_host_data};
+		
+		sycl_iface.template call<"float64_32">(mixed_device_data);
+		device.get_handle().wait();
+		sycl_iface.template call<"float64">(float64_device_data);
+		device.get_handle().wait();
+		sycl_iface.template call<"float32">(float32_device_data);
+		device.get_handle().wait();
+		
+		std::cout<<"\nSize: "<<test_size<<'\n';
+		time_eval("Mixed", mixed_ev);
+		time_eval("Float32", float32_ev);
+		time_eval("Float64", float64_ev);
+	}
+	std::cout<<std::endl;
+
+	return 0;
+}
-- 
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