cmake_minimum_required(VERSION 3.10)
project(Bluebell VERSION 0.1)

set(CMAKE_CXX_STANDARD 14)

set(CMAKE_CXX_STANDARD_REQUIRED True)

include(FindPkgConfig)
find_package(Boost 1.74
        COMPONENTS log)
list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_DIR}")
if (EXISTS "${CMAKE_CURRENT_LIST_DIR}/vendor/llvm/llvm/CMakeLists.txt")
    set(PATH_TO_LLVM "${CMAKE_CURRENT_LIST_DIR}/vendor/llvm/llvm")
    message(STATUS  "Using vendored LLVM")
    set(LLVM_ENABLE_PROJECTS "" CACHE STRING "" FORCE)
    set(LLVM_ENABLE_RUNTIMES "" CACHE STRING "" FORCE)
    set(LLVM_BUILD_TOOLS YES CACHE BOOL "" FORCE)

    set(LLVM_TARGETS_TO_BUILD "X86;ARM;AArch64" CACHE STRING "" FORCE)
    set(LLVM_INCLUDE_BENCHMARKS NO CACHE BOOL "" FORCE)

    add_subdirectory(vendor/llvm/llvm llvm-build)

    get_target_property(LLVM_INCLUDE_DIRS LLVMSupport INCLUDE_DIRECTORIES)
    list(APPEND CMAKE_MODULE_PATH "${PATH_TO_LLVM}/cmake/modules")

else()
message(STATUS "Using system LLVM")
find_package(LLVM 14 REQUIRED CONFIG)
endif()

include(AddLLVM)
include(HandleLLVMOptions)

if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/vendor/shaderc/CMakeLists.txt")
    set(SHADERC_SKIP_TESTS ON)
    set(SHADERC_ENABLE_WERROR_COMPILE OFF)
    add_subdirectory(vendor/shaderc)

else()
    pkg_check_modules(shaderc REQUIRED IMPORTED_TARGET shaderc)
endif()

message(STATUS "Found LLVM ${LLVM_PACKAGE_VERSION}")


include_directories(${LLVM_INCLUDE_DIRS})
add_definitions(${LLVM_DEFINITIONS})

add_executable(bluebell
        src/bluebell.cpp src/bluebell.hpp
        src/pre-compiler.cpp src/pre-compiler.hpp src/compiler.cpp src/compiler.hpp src/spv_meta.cpp src/spv_meta.hpp src/runtime.cpp src/runtime.hpp src/runtime_support.c)

add_executable(render_stub
        src/render_frame/render_stub.c)
message(STATUS "Include dirs are ${LLVM_INCLUDE_DIRS}")
#target_link_libraries(bluebell PkgConfig::shaderc)

#print(${LLVM_AVAILABLE_LIBS})
llvm_map_components_to_libnames(llvm_libs core native passes nativecodegen OrcJIT X86CodeGen X86Disassembler)

target_link_libraries(bluebell shaderc_shared Boost::boost Boost::log ${llvm_libs})