cmake_minimum_required(VERSION 3.10)

project(libperf-cpp VERSION 0.9.0 LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 17)

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wpedantic -Wconversion -Wcast-align -Wunused -Wshadow -Wold-style-cast -Wpointer-arith -Wcast-qual -Wno-missing-braces")

set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g3")

set(CMAKE_CXX_FLAGS_RELEASE "-O3 -g -DNDEBUG")

set(CMAKE_BUILD_TYPE RELEASE)

include_directories(include/)

option(BUILD_EXAMPLES "Build examples in examples/ directory." OFF)

option(BUILD_LIB_SHARED "Build the library as a shared library (default is static)." OFF)

option(BUILD_TESTS "Build the unit tests." OFF)

set(PERF_CPP_SRC

src/counter.cpp

src/group.cpp

src/counter_definition.cpp

src/event_counter.cpp

src/sampler.cpp

src/hardware_info.cpp

src/metric_expression.cpp

src/requested_event.cpp

src/analyzer/memory_access.cpp

)

if (BUILD_LIB_SHARED)

add_library(perf-cpp SHARED ${PERF_CPP_SRC})

else ()

add_library(perf-cpp STATIC ${PERF_CPP_SRC})

endif ()

if(BUILD_EXAMPLES)

set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/examples/bin)

## Single-threaded

add_executable(single-thread EXCLUDE_FROM_ALL examples/single_thread.cpp examples/access_benchmark.cpp)

target_link_libraries(single-thread perf-cpp)

## Multi-threaded; but inherit counter from main-thread

add_executable(inherit-thread EXCLUDE_FROM_ALL examples/inherit_thread.cpp examples/access_benchmark.cpp)

target_link_libraries(inherit-thread perf-cpp)

## Multi-threaded with thread-local counter

add_executable(multi-thread EXCLUDE_FROM_ALL examples/multi_thread.cpp examples/access_benchmark.cpp)

target_link_libraries(multi-thread perf-cpp)

## Multi-CPU with per-CPU counter

add_executable(multi-cpu EXCLUDE_FROM_ALL examples/multi_cpu.cpp examples/access_benchmark.cpp)

target_link_libraries(multi-cpu perf-cpp)

## Multi-Process with per-process counter

add_executable(multi-process EXCLUDE_FROM_ALL examples/multi_process.cpp examples/access_benchmark.cpp)

target_link_libraries(multi-process perf-cpp)

## Sampling instruction pointers

add_executable(instruction-pointer-sampling EXCLUDE_FROM_ALL examples/instruction_pointer_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(instruction-pointer-sampling perf-cpp)

## Sampling instruction pointers

add_executable(counter-sampling EXCLUDE_FROM_ALL examples/counter_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(counter-sampling perf-cpp)

## Branch sampling

add_executable(branch-sampling EXCLUDE_FROM_ALL examples/branch_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(branch-sampling perf-cpp)

## Memory address sampling

add_executable(address-sampling EXCLUDE_FROM_ALL examples/address_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(address-sampling perf-cpp)

## Sampling user_registers

add_executable(register-sampling EXCLUDE_FROM_ALL examples/register_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(register-sampling perf-cpp)

## Sampling on multiple threads

add_executable(multi-thread-sampling EXCLUDE_FROM_ALL examples/multi_thread_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(multi-thread-sampling perf-cpp)

## Sampling on multiple threads

add_executable(multi-cpu-sampling EXCLUDE_FROM_ALL examples/multi_cpu_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(multi-cpu-sampling perf-cpp)

## Sampling with multiple events

add_executable(multi-event-sampling EXCLUDE_FROM_ALL examples/multi_event_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(multi-event-sampling perf-cpp)

## Sampling with raw values

add_executable(amd-ibs-raw-sampling EXCLUDE_FROM_ALL examples/amd_ibs_raw_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(amd-ibs-raw-sampling perf-cpp)

## Sampling with raw values

add_executable(context-switch-sampling EXCLUDE_FROM_ALL examples/context_switch_sampling.cpp examples/access_benchmark.cpp)

target_link_libraries(context-switch-sampling perf-cpp)

## Analyze Samples with DataAnalyzer

add_executable(memory-access-analyzer EXCLUDE_FROM_ALL examples/memory_access_analyzer.cpp examples/access_benchmark.cpp)

target_link_libraries(memory-access-analyzer perf-cpp)

## Live Events

add_executable(live-events EXCLUDE_FROM_ALL examples/live_events.cpp examples/access_benchmark.cpp)

target_link_libraries(live-events perf-cpp)

## One target for all examples

add_custom_target(examples)

add_dependencies(examples

single-thread inherit-thread multi-thread multi-cpu multi-process

instruction-pointer-sampling counter-sampling branch-sampling

address-sampling register-sampling multi-thread-sampling multi-cpu-sampling

multi-event-sampling amd-ibs-raw-sampling context-switch-sampling

memory-access-analyzer live-events)

endif()

if(BUILD_TESTS)

Include(FetchContent)

FetchContent_Declare(

Catch2

GIT_REPOSITORY https://github.com/catchorg/Catch2.git

GIT_TAG v3.4.0 # or a later release

)

FetchContent_MakeAvailable(Catch2)

set(PERF_CPP_TEST

test/counter_definition.cpp

test/metric.cpp

test/event_counter.cpp

)

add_executable(tests ${PERF_CPP_TEST})

target_link_libraries(tests PRIVATE Catch2::Catch2WithMain perf-cpp)

target_include_directories(tests PRIVATE Catch2::Catch2WithMain)

set_target_properties(tests

PROPERTIES

RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}"

)

endif()

add_custom_target(perf-list python3 ${CMAKE_SOURCE_DIR}/script/create_perf_list.py)

if(PROJECT_IS_TOP_LEVEL)

include(CPack)

set(CMAKE_INSTALL_INCLUDEDIR include CACHE PATH "")

set(CMAKE_INSTALL_LIBRARY_DIR bin CACHE PATH "")

endif()

include(CMakePackageConfigHelpers)

include(GNUInstallDirs)

set(package perf-cpp)

install(DIRECTORY include/ DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}" COMPONENT perf-cpp)

install(TARGETS perf-cpp EXPORT perf-cppTargets DESTINATION "${CMAKE_INSTALL_LIBRARY_DIR}")

write_basic_package_version_file(

"${package}ConfigVersion.cmake"

COMPATIBILITY SameMajorVersion

ARCH_INDEPENDENT

)

set(

perf-cpp_INSTALL_CMAKEDIR "${CMAKE_INSTALL_DATADIR}/${package}"

CACHE PATH "CMake package config location relative to the install prefix"

)

mark_as_advanced(perf-cpp_INSTALL_CMAKEDIR)

file(

WRITE

"${PROJECT_BINARY_DIR}/${package}Config.cmake"

"include(\"${CMAKE_INSTALL_PREFIX}/${perf-cpp_INSTALL_CMAKEDIR}/${package}Targets.cmake\")"

)

install(

FILES "${PROJECT_BINARY_DIR}/${package}Config.cmake"

DESTINATION "${perf-cpp_INSTALL_CMAKEDIR}"

COMPONENT perf-cpp

)

install(

FILES "${PROJECT_BINARY_DIR}/${package}ConfigVersion.cmake"

DESTINATION "${perf-cpp_INSTALL_CMAKEDIR}"

COMPONENT perf-cpp

)

install(

EXPORT perf-cppTargets

NAMESPACE perf-cpp::

DESTINATION "${perf-cpp_INSTALL_CMAKEDIR}"

COMPONENT perf-cpp

)