Added a couple benchmarks

Clocks are about 20 ns
The queue is about 2 us

benchmarks/BM_clock.cpp

@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: BSD-2-Clause
+
+// This code is part of the sfizz library and is licensed under a BSD 2-clause
+// license. You should have receive a LICENSE.md file along with the code.
+// If not, contact the sfizz maintainers at https://github.com/sfztools/sfizz
+
+#include <benchmark/benchmark.h>
+#include <chrono>
+
+class Clock : public benchmark::Fixture {
+public:
+  void SetUp(const ::benchmark::State& state) {
+
+  }
+
+  void TearDown(const ::benchmark::State& state [[maybe_unused]]) {
+
+  }
+
+  std::chrono::time_point<std::chrono::high_resolution_clock> hires;
+  std::chrono::time_point<std::chrono::steady_clock> steady;
+};
+
+
+BENCHMARK_DEFINE_F(Clock, HighRes)(benchmark::State& state) {
+    for (auto _ : state)
+    {
+        hires = std::chrono::high_resolution_clock::now();
+    }
+}
+
+BENCHMARK_DEFINE_F(Clock, Steady)(benchmark::State& state) {
+    for (auto _ : state)
+    {
+        steady = std::chrono::steady_clock::now();
+    }
+}
+
+// Just checking that stuff happens..
+BENCHMARK_DEFINE_F(Clock, Both)(benchmark::State& state) {
+    for (auto _ : state)
+    {
+        hires = std::chrono::high_resolution_clock::now();
+        steady = std::chrono::steady_clock::now();
+    }
+}
+
+BENCHMARK_REGISTER_F(Clock, HighRes);
+BENCHMARK_REGISTER_F(Clock, Steady);
+BENCHMARK_REGISTER_F(Clock, Both);
+BENCHMARK_MAIN();

benchmarks/BM_logger.cpp

@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: BSD-2-Clause
+
+// This code is part of the sfizz library and is licensed under a BSD 2-clause
+// license. You should have receive a LICENSE.md file along with the code.
+// If not, contact the sfizz maintainers at https://github.com/sfztools/sfizz
+
+#include <benchmark/benchmark.h>
+#include "Logger.h"
+#include <chrono>
+
+class Logger : public benchmark::Fixture {
+public:
+  void SetUp(const ::benchmark::State& state) {
+
+  }
+
+  void TearDown(const ::benchmark::State& state [[maybe_unused]]) {
+
+  }
+
+};
+
+BENCHMARK_DEFINE_F(Logger, Baseline)(benchmark::State& state) {
+    for (auto _ : state)
+    {
+        sfz::Logger logger {};
+        benchmark::DoNotOptimize(logger);
+    }
+}
+
+BENCHMARK_DEFINE_F(Logger, ProcessingTime)(benchmark::State& state) {
+    for (auto _ : state)
+    {
+        sfz::Logger logger {};
+        sfz::CallbackBreakdown breakdown;
+        breakdown.data = sfz::Duration(1);
+        breakdown.renderMethod = sfz::Duration(1);
+        breakdown.dispatch = sfz::Duration(1);
+        breakdown.panning = sfz::Duration(1);
+        breakdown.filters = sfz::Duration(1);
+        breakdown.amplitude = sfz::Duration(1);
+        logger.logCallbackTime(std::move(breakdown), 16, 16);
+    }
+}
+
+BENCHMARK_REGISTER_F(Logger, Baseline);
+BENCHMARK_REGISTER_F(Logger, ProcessingTime);
+BENCHMARK_MAIN();

benchmarks/CMakeLists.txt

@@ -32,6 +32,7 @@ macro(sfizz_add_benchmark TARGET)
 endmacro()
 
 sfizz_add_benchmark(bm_opf_high_vs_low BM_OPF_high_vs_low.cpp)
+sfizz_add_benchmark(bm_clock BM_clock.cpp)
 sfizz_add_benchmark(bm_write BM_writeInterleaved.cpp)
 sfizz_add_benchmark(bm_read BM_readInterleaved.cpp)
 sfizz_add_benchmark(bm_fill BM_fill.cpp)
@@ -57,6 +58,9 @@ sfizz_add_benchmark(bm_widthPos BM_widthPos.cpp)
 sfizz_add_benchmark(bm_interpolationCast BM_interpolationCast.cpp)
 sfizz_add_benchmark(bm_pointerIterationOrOffsets BM_pointerIterationOrOffsets.cpp)
 
+sfizz_add_benchmark(bm_logger BM_logger.cpp)
+target_link_libraries(bm_logger PRIVATE sfizz::sfizz)
+
 if (TARGET sfizz-samplerate)
 	sfizz_add_benchmark(bm_resample BM_resample.cpp ${BENCHMARK_SIMD_SOURCES})
 	target_link_libraries(bm_resample PRIVATE sfizz-samplerate sfizz-sndfile)
@@ -86,6 +90,7 @@ add_custom_target(sfizz_benchmarks)
 add_dependencies(sfizz_benchmarks
 	bm_opf_high_vs_low
 	bm_write
+	bm_clock
 	bm_pointerIterationOrOffsets
 	bm_read
 	bm_mean
@@ -102,6 +107,7 @@ add_dependencies(sfizz_benchmarks
 	bm_ramp
 	bm_ADSR
 	bm_add
+	bm_logger
 	bm_pan
 	bm_subtract
 	bm_multiplyAdd