cmake_minimum_required(VERSION 3.20)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)

project(TGC-ISS VERSION 1.0.0 LANGUAGES CXX)

set(WITH_LLVM FALSE CACHE BOOL "Build LLVM based backend")
if(CMAKE_PROJECT_NAME STREQUAL "TGC-ISS")
    ###########################################################################
    # stand alone build settings
    ###########################################################################
    set(CORE_NAME TGC5C CACHE STRING "The core to build the ISS for" )
    option(ENABLE_SANITIZER "Enable address sanitizer" OFF)
    option(ENABLE_GRPOF "Enable gprof instrumentation" OFF)
    option(ENABLE_CLANG_TIDY "Add clang-tidy and clang-format automatically to builds" OFF)
    option(WITH_TCC "Build TCC backend" OFF)
    option(WITH_LLVM "Build LLVM backend" OFF)
    option(WITH_ASMJIT "Build ASMJIT backend" ON)
    option(PORTABLE "Build executable without platform specific optimizations" OFF)

    set(CMAKE_CXX_STANDARD 14)
    set(CMAKE_CXX_STANDARD_REQUIRED ON)
    set(CMAKE_CXX_EXTENSIONS OFF)
    set(CMAKE_POSITION_INDEPENDENT_CODE ON)
    set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
    set(CMAKE_INSTALL_RPATH "${ORIGIN}")
    include(CheckCXXCompilerFlag)
    CHECK_CXX_COMPILER_FLAG("-march=native" COMPILER_SUPPORTS_MARCH_NATIVE)
    if(COMPILER_SUPPORTS_MARCH_NATIVE AND NOT PORTABLE)
        message(STATUS "Applying platform specific optimizations")
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
    endif()
    
    if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
        set(warnings "-Wall -Wextra -Werror")
        set(CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG")
        set(CMAKE_C_FLAGS_RELEASE "-O3 -DNDEBUG")
    elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
        set(warnings "/W4 /WX /EHsc")
    endif()
    if(ENABLE_SANITIZER)
        list(APPEND CMAKE_C_FLAGS             "-fsanitize=address")
        list(APPEND CMAKE_CXX_FLAGS           "-fsanitize=address")
        list(APPEND CMAKE_EXE_LINKER_FLAGS    "-fsanitize=address")
        list(APPEND CMAKE_SHARED_LINKER_FLAGS "-fsanitize=address")
    endif()
    if(ENABLE_GPROF)
    	list(APPEND CMAKE_C_FLAGS             "-pg")
    	list(APPEND CMAKE_CXX_FLAGS           "-pg")
		list(APPEND CMAKE_EXE_LINKER_FLAGS    "-pg")
		list(APPEND CMAKE_SHARED_LINKER_FLAGS "-pg")
    endif()
    include(GNUInstallDirs)
    if(BUILD_SHARED_LIBS)
        set(SHARED_FLAG "True")
    else()
        set(SHARED_FLAG "False")
    endif()
    
    set(B2_VERSION 4.9.6)
    set(CM_VERSION 3.20.5)
    set(LLVM_VERSION 13.0.0)

    find_package(fmt)
    find_package(spdlog)
    find_package(lz4)
    find_package(gsl-lite)
    find_package(yaml-cpp)
    set(Boost_NO_BOOST_CMAKE ON) #  Don't do a find_package in config mode before searching for a regular boost install.
    set(BOOST_ROOT ${CONAN_BOOST_ROOT})
    find_package(Threads)
    find_package(ZLIB)
    
    if(USE_CWR_SYSTEMC)
        include(SystemCPackage)
    endif()
    ###############################################################################
    # setup clang-format and clang-tidy
    ###############################################################################
    if (ENABLE_CLANG_TIDY)
        set(CLANG_FORMAT_EXCLUDE_PATTERNS "build" "install")
        find_package(ClangFormat)
        find_program (CLANG_TIDY_EXE NAMES "clang-tidy" PATHS /usr/bin )
        if (CLANG_TIDY_EXE)
            message(STATUS "clang-tidy found: ${CLANG_TIDY_EXE}")
            set(CLANG_TIDY_CHECKS "-*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-avoid-bind.PermissiveParameterList")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-loop-convert.*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-make-shared.")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-make-unique.")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-pass-by-value.*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-raw-string-literal.*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-replace-auto-ptr.IncludeStyle")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-replace-disallow-copy-and-assign-macro.MacroName")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-replace-random-shuffle.IncludeStyle")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-auto.*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-bool-literals.IgnoreMacros")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-default-member-init.*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-emplace.*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-equals-default.IgnoreMacros")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-equals-delete.IgnoreMacros")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-nodiscard.ReplacementString")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-noexcept.*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-nullptr.NullMacros")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-override.*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-transparent-functors.SafeMode")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},modernize-use-using.IgnoreMacros")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},cppcoreguidelines-explicit-virtual-functions.IgnoreDestructors")
            #set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},cppcoreguidelines-*")
            set(CLANG_TIDY_CHECKS "${CLANG_TIDY_CHECKS},clang-diagnostic-*,clang-analyzer-*")
            set(DO_CLANG_TIDY "${CLANG_TIDY_EXE};-checks=${CLANG_TIDY_CHECKS};-header-filter='${CMAKE_SOURCE_DIR}/*';-fix"
                CACHE STRING "" FORCE)
        else()
            message(WARNING "clang-tidy not found!")
            set(CMAKE_CXX_CLANG_TIDY "" CACHE STRING "" FORCE) # delete it
        endif()
    endif()
    
    if(FW_BUILD)
        include(FetchContent)
        set(FETCHCONTENT_BASE_DIR ${CMAKE_CURRENT_BINARY_DIR}/..)
        FetchContent_Declare(
              riscvfw
              GIT_REPOSITORY https://git.minres.com/Firmware/Firmwares.git
              GIT_TAG        develop
              GIT_SHALLOW OFF
              UPDATE_DISCONNECTED ON
        )
        FetchContent_GetProperties(riscvfw)
        if(NOT riscvfw_POPULATED)
              FetchContent_Populate(riscvfw)
        endif()
         add_subdirectory(${riscvfw_SOURCE_DIR})
    endif()
endif()

add_subdirectory(dbt-rise-core)
add_subdirectory(dbt-rise-tgc)
if(IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/dbt-rise-plugins)
    add_subdirectory(dbt-rise-plugins)
endif()

include(CTest)