From 36de95682200f3d1404951900b7d7089fefc62cc Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Fri, 21 Nov 2025 20:47:10 +0100
Subject: Reworking sycl

---
 modules/remote-sycl/benchmarks/mixed_precision.cpp |  2 +-
 .../benchmarks/mixed_precision_alternative.cpp     | 58 ++++++++++++++++------
 modules/remote-sycl/tests/remote.cpp               | 20 ++++++++
 3 files changed, 63 insertions(+), 17 deletions(-)
 create mode 100644 modules/remote-sycl/tests/remote.cpp

diff --git a/modules/remote-sycl/benchmarks/mixed_precision.cpp b/modules/remote-sycl/benchmarks/mixed_precision.cpp
index aabe949..b4ba965 100644
--- a/modules/remote-sycl/benchmarks/mixed_precision.cpp
+++ b/modules/remote-sycl/benchmarks/mixed_precision.cpp
@@ -110,7 +110,7 @@ int main(int argc, char** argv){
 	std::cout<<"Warming up ..."<<std::endl;
 	for(uint64_t test_size = 1ul; test_size < max_test_size; test_size *= 2ul){
 	
-		mixed_data = {{{test_size,}}};
+		mixed_data = {{{test_size}}};
 		float64_data = {{{test_size}}};
 		float32_data = {{{test_size}}};
 		for(uint64_t i = 0; i < test_size; ++i){
diff --git a/modules/remote-sycl/benchmarks/mixed_precision_alternative.cpp b/modules/remote-sycl/benchmarks/mixed_precision_alternative.cpp
index e1a1e90..4afb29e 100644
--- a/modules/remote-sycl/benchmarks/mixed_precision_alternative.cpp
+++ b/modules/remote-sycl/benchmarks/mixed_precision_alternative.cpp
@@ -1,29 +1,55 @@
 #include "../c++/data.hpp"
 
+#include <random>
+
 namespace sch {
 using namespace saw::schema;
 }
 
 template<typename T>
 void inner_work(){
-	acpp::sycl::queue sycl_q;
-
-	constexpr uint64_t dat_size = 10000u;
-
-	data<sch::Array<T>, encode::Sycl<encode::Native>> dat{{{dat_size}},sycl_q};
-	data<sch::Ref<sch::Array<T>>, encode::Sycl<encode::Native>> dat_ref{dat};
-	auto dat_ptr = dat_ref.get_internal_data();
+	std::random_device r;
+	std::default_random_engine e1{r()};
+	std::uniform_real_distribution<> dis{-3.0,-1.0};
 
-	sycl_q.parallel_for(dat_size, [=](acpp::sycl::id<1> idx){
-		size_t i = idx[0];
-
-		dat_ptr[i] = {i};
-	}).wait();
-
-	for(uint64_t i = 0u; i < dat_size; ++i){
-		SAW_EXPECT(dat_ptr[i].get() == i, std::string{"Unexpected value: "} + std::to_string(i));
+	acpp::sycl::queue sycl_q;
+	acpp::sycl::event ev;
+	
+	auto time_eval = [](uint64_t & current_min_time, acpp::sycl::event& evt){
+		auto end = evt.get_profiling_info<acpp::sycl::info::event_profiling::command_end>();
+		auto start = evt.get_profiling_info<acpp::sycl::info::event_profiling::command_start>();
+
+		uint64_t curr_time = (end-start);
+		current_min_time = std::min(curr_time, current_min_time);
+	};
+
+	constexpr uint64_t arithmetic_intensity = 1024ul;
+
+	/**
+	 * Warmup
+	 */
+	std::cout<<"Warming up ..."<<std::endl;
+	for(uint64_t test_size = 1ul; test_size < max_test_size; test_size *= 2ul){
+		data<sch::Array<T>, encode::Sycl<encode::Native>> dat{{{test_size}},sycl_q};
+		data<sch::Ref<sch::Array<T>>, encode::Sycl<encode::Native>> dat_ref{dat};
+		auto dat_ptr = dat_ref.get_internal_data();
+
+		for(uint64_t i = 0; i < test_size; ++i){
+			double gen_num = dis(e1);
+			dat.at({{i}}) = {static_cast<double>(gen_num)};
+		}
+		
+		sycl_q.parallel_for([=](acpp::sycl::id<1> idx){
+			data<T::InterfaceSchema> foo = {dat_ptr[idx[0u]].get()};
+			for(uint64_t i = 0; i < arithmetic_intensity; ++i){
+				if( foo.get() == 1.1e12 ){
+					dat_ptr[idx[0u]] = {};
+				}
+				foo = foo + foo * saw::data<T::InterfaceSchema>{1.7342345};
+			}
+			dat_ptr[idx[0u]] = foo;
+		}).wait();
 	}
-
 }
 
 int main(){
diff --git a/modules/remote-sycl/tests/remote.cpp b/modules/remote-sycl/tests/remote.cpp
new file mode 100644
index 0000000..4315e69
--- /dev/null
+++ b/modules/remote-sycl/tests/remote.cpp
@@ -0,0 +1,20 @@
+#include <forstio/test/suite.hpp>
+
+#include "../c++/remote.hpp"
+
+namespace {
+namespace sch {
+using namespace saw::schema;
+}
+
+SAW_TEST("Remote Basics"){
+	using namespace saw;
+
+	remote<rmt::Sycl> sycl_rmt;
+
+	auto eo_sycl_addr = sycl_rmt.parse_address();
+	SAW_EXPECT(eo_sycl_addr.is_value(),"Couldn't parse address");
+	auto& sycl_addr = eo_sycl_addr.get_value();
+
+}
+}
-- 
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