Adding build system

CMakeLists.txt

@@ -0,0 +1,18 @@
+cmake_minimum_required(VERSION 3.11)
+project("benchmarks")
+
+enable_testing()
+file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/CSVS)
+
+find_package(cppbenchmark REQUIRED)
+
+add_custom_target(runall)
+
+add_subdirectory(coro-fibs)
+add_subdirectory(excret)
+add_subdirectory(inline)
+add_subdirectory(noexcept-qsort)
+add_subdirectory(ranges-filter)
+add_subdirectory(ranges-projector)
+add_subdirectory(virtual-inline)
+add_subdirectory(virtual-overhead)

conanfile.txt

@@ -0,0 +1,7 @@
+[requires]
+cppbenchmark/cci.20201029
+[generators]
+CMakeDeps
+CMakeToolchain
+[layout]
+cmake_layout

coro-fibs/CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(TNAME coro-fibs)
+
+add_executable(${TNAME} corofibs.cc sumfib_module.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+

excret/CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(TNAME exc_ret)
+
+add_executable(${TNAME} exc_ret_1.cc exc_ret_2.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+

inline/CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(TNAME extswap)
+
+add_executable(${TNAME} extswap.cc  partition.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+

noexcept-qsort/CMakeLists.txt

@@ -0,0 +1,22 @@
+SET(TNAME exc_qsort)
+
+add_executable(${TNAME} exc_qsort.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+
+SET(TNAME exc_partition)
+
+add_executable(${TNAME} exc_partition.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+

ranges-filter/CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(TNAME filter)
+
+add_executable(${TNAME} filter.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+

ranges-projector/CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(TNAME projector)
+
+add_executable(${TNAME} projector.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+

ranges-projector/projector.cc

@@ -0,0 +1,42 @@
+#include <algorithm>
+#include <random>
+#include <ranges>
+#include <vector>
+
+#include "benchmark/cppbenchmark.h"
+
+namespace ranges = std::ranges;
+namespace views = std::views;
+
+struct S { int x, y; };
+
+constexpr int N = 100;
+constexpr int NBMK = 1000;
+
+class TestFixture {
+protected:
+  std::vector<S> v;
+  std::vector<int> w;
+  std::random_device r;
+  std::mt19937 g;
+
+  TestFixture() : g(r()) {
+    v.resize(N);
+    w.resize(N);
+    std::uniform_int_distribution<int> dist {0, 100};
+    auto gen = [&, this]() -> S { return {dist(g), dist(g)}; };
+    std::generate(std::begin(v), std::end(v), gen);
+  }
+};
+
+BENCHMARK_FIXTURE(TestFixture, "TransformComparator") {
+  for (int i = 0; i < NBMK; ++i)
+    ranges::transform(v.begin(), v.end(), w.begin(), [](const auto& a) { return a.x * 2; });
+}
+
+BENCHMARK_FIXTURE(TestFixture, "TransformProjector") {
+  for (int i = 0; i < NBMK; ++i)
+    ranges::transform(v.begin(), v.end(), w.begin(), [](auto x) { return x * 2; }, &S::x);
+}
+
+BENCHMARK_MAIN()

runme.sh

@@ -6,3 +6,13 @@ export LIBS="-lcppbenchmark -lHdrHistogram -lcpp-optparse"
 
 clang++ -O2 ./inline/partition.cc ./inline/extswap.cc ${OPTIONS} ${LIBS}
 ./a.out -q -o csv | tee partition.csv
+clang++ -O2 ./virtual-overhead/virtual-1.cc ./virtual-overhead/virtual-2.cc ${OPTIONS} ${LIBS}
+./a.out -q -o csv | tee virtual.csv
+clang++ -O2 ./virtual-overhead/virtual-shuffle-1.cc ./virtual-overhead/virtual-shuffle-2.cc ${OPTIONS} ${LIBS}
+./a.out -q -o csv | tee virtual-shuffle.csv
+
+
+
+
+clang++ -O2 -std=c++20 ./ranges-projector/projector.cc ${OPTIONS} ${LIBS}
+./a.out -q -o csv | tee ranges-proj.csv

virtual-inherit/CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(TNAME virtinh)
+
+add_executable(${TNAME} virtinh.cc fmodule.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+

virtual-inline/CMakeLists.txt

@@ -0,0 +1,11 @@
+SET(TNAME virtinl)
+
+add_executable(${TNAME} virtinl.cc fmodule.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+

virtual-overhead/CMakeLists.txt

@@ -0,0 +1,22 @@
+SET(TNAME virtual)
+
+add_executable(${TNAME} virtual-1.cc virtual-2.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+
+SET(TNAME virtual-shuffle)
+
+add_executable(${TNAME} virtual-shuffle-1.cc virtual-shuffle-2.cc)
+target_compile_features(${TNAME} PRIVATE cxx_std_20)
+target_link_libraries(${TNAME} cppbenchmark::cppbenchmark)
+
+add_test(
+  NAME TEST_${TNAME}
+  COMMAND ${TNAME} -q -o csv > ${CMAKE_BINARY_DIR}/CSVS/${TNAME}.csv)
+set_tests_properties(${TEST_TARGET} PROPERTIES DEPENDS ${TNAME})
+