cmake_minimum_required(VERSION 2.8)

project(SwiftShader C CXX)

###########################################################
# Detect system
###########################################################

if(CMAKE_SYSTEM_NAME MATCHES "Linux")
    set(LINUX ON)
elseif(WIN32)
elseif(APPLE)
else()
    message(FATAL_ERROR "Platform is not supported")
endif()

if(CMAKE_SYSTEM_PROCESSOR MATCHES "arm" OR CMAKE_SYSTEM_PROCESSOR MATCHES "aarch")
    if(CMAKE_SIZEOF_VOID_P EQUAL 8)
        set(ARCH "aarch64")
    else()
        set(ARCH "arm")
    endif()
else()
    if(CMAKE_SIZEOF_VOID_P EQUAL 8)
        set(ARCH "x86_64")
    else()
        set(ARCH "x86")
    endif()
endif()

set(CMAKE_MACOSX_RPATH ON)

###########################################################
# Options
###########################################################

if(NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE "Release" CACHE STRING "The type of build: Debug Release MinSizeRel RelWithDebInfo." FORCE)
endif()
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS Debug Release MinSizeRel RelWithDebInfo)

option(BUILD_EGL "Build the EGL library" 1)
if(WIN32)
    option(BUILD_GL32 "Build the OpenGL32 library" 1)
endif()
option(BUILD_GLESv2 "Build the OpenGL ES 2 library" 1)
option(BUILD_GLES_CM "Build the OpenGL ES 1.1 library" 1)

option(USE_GROUP_SOURCES "Group the source files in a folder tree for Visual Studio" 1)

option(BUILD_SAMPLES "Build sample programs" 1)
option(BUILD_TESTS "Build test programs" 1)

option (MSAN "Build with memory sanitizer" 0)
option (ASAN "Build with address sanitizer" 0)
option (TSAN "Build with thread sanitizer" 0)
option (UBSAN "Build with undefined behavior sanitizer" 0)

if(ARCH STREQUAL "arm")
    set(DEFAULT_REACTOR_BACKEND "Subzero")
else()
    set(DEFAULT_REACTOR_BACKEND "LLVM")
endif()

set(REACTOR_BACKEND DEFAULT_REACTOR_BACKEND CACHE STRING "JIT compiler back-end used by Reactor")
set_property(CACHE REACTOR_BACKEND PROPERTY STRINGS LLVM Subzero)

# LLVM disallows calling cmake . from the main LLVM dir, the reason is that
# it builds header files that could overwrite the orignal ones. Here we
# want to include LLVM as a subdirectory and even though it wouldn't cause
# the problem, if cmake . is called from the main dir, the condition that
# LLVM checkes, "CMAKE_SOURCE_DIR == CMAKE_BINARY_DIR" will be true. So we
# disallow it ourselves too to. In addition if there are remining CMakeFiles
# and CMakeCache in the directory, cmake .. from a subdirectory will still
# try to build from the main directory so we instruct users to delete these
# files when they get the error.
if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
    message(FATAL_ERROR "In source builds are not allowed by LLVM, please create a build/ directory and build from there. You may have to delete the CMakeCache.txt file and CMakeFiles directory that are next to the CMakeLists.txt.")
endif()

set_property(GLOBAL PROPERTY USE_FOLDERS ON)

###########################################################
# Convenience macros
###########################################################

# Recursively calls source_group on the files of the directory
# so that Visual Studio has the files in a folder tree
macro(group_all_sources directory)
    file(GLOB files RELATIVE ${CMAKE_SOURCE_DIR}/${directory} ${CMAKE_SOURCE_DIR}/${directory}/*)
    foreach(file ${files})
        if(IS_DIRECTORY ${CMAKE_SOURCE_DIR}/${directory}/${file})
            group_all_sources(${directory}/${file})
        else()
            string(REPLACE "/" "\\" groupname ${directory})
            source_group(${groupname} FILES ${CMAKE_SOURCE_DIR}/${directory}/${file})
        endif()
    endforeach()
endmacro()

# Takes target library and a directory where the export map is
# and add the linker options so that only the API symbols are
# exported.
macro(set_target_export_map TARGET DIR)
    get_target_property(LINKFLAGS ${TARGET} LINK_FLAGS)
    if(LINKFLAGS MATCHES "NOTFOUND")
        set(LINKFLAGS "")
    endif()
    if(MSVC)
        set_target_properties(${TARGET} PROPERTIES LINK_FLAGS "/DEF:\"${DIR}/${TARGET}.def\"")
    elseif(LINUX)
        # Both hash-style are needed, because we want both gold and
        # GNU ld to be able to read our libraries (maybe?).
        # The version script only exports the API functions and
        # hides all the others. Gc sections is used in combination
        # with each functions being in its section, to reduce the
        # binary size.
        set_target_properties(${TARGET} PROPERTIES LINK_FLAGS "${LINKFLAGS} -Wl,--hash-style=both,--version-script=${DIR}/${TARGET}.lds,--gc-sections")
        set_target_properties(${TARGET} PROPERTIES LINK_DEPENDS "${DIR}/${TARGET}.lds")

        if(NOT MSAN AND NOT ASAN AND NOT TSAN AND NOT UBSAN)
            set_property(TARGET ${TARGET} APPEND_STRING PROPERTY LINK_FLAGS " -Wl,--no-undefined")
        endif()
    endif()
endmacro()

if(USE_GROUP_SOURCES)
    group_all_sources(src)
endif()

###########################################################
# Directories
###########################################################

set(SOURCE_DIR ${CMAKE_SOURCE_DIR}/src)
set(OPENGL_DIR ${SOURCE_DIR}/OpenGL)
set(OPENGL_COMPILER_DIR ${OPENGL_DIR}/compiler)
set(LLVM_DIR ${CMAKE_SOURCE_DIR}/third_party/LLVM)
set(SUBZERO_DIR ${CMAKE_SOURCE_DIR}/third_party/subzero)
set(SUBZERO_LLVM_DIR ${CMAKE_SOURCE_DIR}/third_party/llvm-subzero)
set(TESTS_DIR ${CMAKE_SOURCE_DIR}/tests)
set(HELLO2_DIR ${CMAKE_SOURCE_DIR}/third_party/PowerVR_SDK/Examples/Beginner/01_HelloAPI/OGLES2)

###########################################################
# Compile flags
###########################################################

macro(set_cpp_flag FLAG)
    if(${ARGC} GREATER 1)
        set(CMAKE_CXX_FLAGS_${ARGV1} "${CMAKE_CXX_FLAGS_${ARGV1}} ${FLAG}")
    else()
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAG}")
    endif()
endmacro()

if(MSVC)
    set_cpp_flag("/MP")
    add_definitions(-D_CRT_SECURE_NO_WARNINGS)
else()
    set_cpp_flag("--std=c++11")
    set_cpp_flag("-Wall")
    set_cpp_flag("-Werror=reorder")
    set_cpp_flag("-Werror=sign-compare")
    set_cpp_flag("-fno-exceptions")

    # Remove xor, and, or and friends from the list of keywords, they are used
    # by Reactor
    set_cpp_flag("-fno-operator-names")

    # LLVM headers requires these flags to be set
    set_cpp_flag("-D__STDC_CONSTANT_MACROS -D__STDC_LIMIT_MACROS")

    if(ARCH EQUAL "x86")
        set_cpp_flag("-m32")
        set_cpp_flag("-msse2")
        set_cpp_flag("-mfpmath=sse")
        set_cpp_flag("-march=pentium4")
        set_cpp_flag("-mtune=generic")
    endif()
    if(ARCH EQUAL "x86_64")
        set_cpp_flag("-m64")
        set_cpp_flag("-fPIC")
        set_cpp_flag("-march=x86-64")
        set_cpp_flag("-mtune=generic")
    endif()
    if(LINUX)
        set_cpp_flag("-DUSE_X11=1")
    endif()

    # Use -g3 to have even more debug info
    set_cpp_flag("-g -g3" DEBUG)
    set_cpp_flag("-g -g3" RELWITHDEBINFO)
    set_cpp_flag("-s" RELEASE)

    # For distribution it is more important to be slim than super optimized
    set_cpp_flag("-Os" RELEASE)
    set_cpp_flag("-Os" RELWITHDEBINFO)

    set_cpp_flag("-DNDEBUG" RELEASE)
    set_cpp_flag("-DNDEBUG" RELWITHDEBINFO)
    set_cpp_flag("-DANGLE_DISABLE_TRACE" RELEASE)
    set_cpp_flag("-DANGLE_DISABLE_TRACE" RELWITHDEBINFO)

    # Put each variable and function in its own section so that when linking
    # with -gc-sections unused functions and variables are removed.
    set_cpp_flag("-ffunction-sections" RELEASE)
    set_cpp_flag("-fdata-sections" RELEASE)
    set_cpp_flag("-fomit-frame-pointer" RELEASE)

    if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
        if(MSAN)
            set_cpp_flag("-fsanitize=memory")
        elseif(ASAN)
            set_cpp_flag("-fsanitize=address")
        elseif(TSAN)
            set_cpp_flag("-fsanitize=thread")
        elseif(UBSAN)
            set_cpp_flag("-fsanitize=undefined -fsanitize-blacklist=${CMAKE_SOURCE_DIR}/third_party/LLVM/ubsan_blacklist.txt")
        endif()
    endif()
endif()

if(WIN32)
    add_definitions(-DWINVER=0x501 -DNOMINMAX -DSTRICT)
    set(CMAKE_FIND_LIBRARY_PREFIXES ${CMAKE_FIND_LIBRARY_PREFIXES} "" "lib")
endif()


###########################################################
# LLVM
###########################################################

set(LLVM_LIST
    ${LLVM_DIR}/lib/Analysis/AliasAnalysis.cpp
    ${LLVM_DIR}/lib/Analysis/AliasSetTracker.cpp
    ${LLVM_DIR}/lib/Analysis/BasicAliasAnalysis.cpp
    ${LLVM_DIR}/lib/Analysis/BranchProbabilityInfo.cpp
    ${LLVM_DIR}/lib/Analysis/CaptureTracking.cpp
    ${LLVM_DIR}/lib/Analysis/ConstantFolding.cpp
    ${LLVM_DIR}/lib/Analysis/DIBuilder.cpp
    ${LLVM_DIR}/lib/Analysis/DebugInfo.cpp
    ${LLVM_DIR}/lib/Analysis/IVUsers.cpp
    ${LLVM_DIR}/lib/Analysis/InstructionSimplify.cpp
    ${LLVM_DIR}/lib/Analysis/Loads.cpp
    ${LLVM_DIR}/lib/Analysis/LoopInfo.cpp
    ${LLVM_DIR}/lib/Analysis/LoopPass.cpp
    ${LLVM_DIR}/lib/Analysis/MemoryBuiltins.cpp
    ${LLVM_DIR}/lib/Analysis/MemoryDependenceAnalysis.cpp
    ${LLVM_DIR}/lib/Analysis/NoAliasAnalysis.cpp
    ${LLVM_DIR}/lib/Analysis/PHITransAddr.cpp
    ${LLVM_DIR}/lib/Analysis/PathNumbering.cpp
    ${LLVM_DIR}/lib/Analysis/ProfileInfo.cpp
    ${LLVM_DIR}/lib/Analysis/ScalarEvolution.cpp
    ${LLVM_DIR}/lib/Analysis/ScalarEvolutionExpander.cpp
    ${LLVM_DIR}/lib/Analysis/ScalarEvolutionNormalization.cpp
    ${LLVM_DIR}/lib/Analysis/TypeBasedAliasAnalysis.cpp
    ${LLVM_DIR}/lib/Analysis/ValueTracking.cpp
    ${LLVM_DIR}/lib/CodeGen/AggressiveAntiDepBreaker.cpp
    ${LLVM_DIR}/lib/CodeGen/AllocationOrder.cpp
    ${LLVM_DIR}/lib/CodeGen/Analysis.cpp
    ${LLVM_DIR}/lib/CodeGen/BranchFolding.cpp
    ${LLVM_DIR}/lib/CodeGen/CalcSpillWeights.cpp
    ${LLVM_DIR}/lib/CodeGen/CallingConvLower.cpp
    ${LLVM_DIR}/lib/CodeGen/CodePlacementOpt.cpp
    ${LLVM_DIR}/lib/CodeGen/CriticalAntiDepBreaker.cpp
    ${LLVM_DIR}/lib/CodeGen/DeadMachineInstructionElim.cpp
    ${LLVM_DIR}/lib/CodeGen/DwarfEHPrepare.cpp
    ${LLVM_DIR}/lib/CodeGen/ELFCodeEmitter.cpp
    ${LLVM_DIR}/lib/CodeGen/ELFWriter.cpp
    ${LLVM_DIR}/lib/CodeGen/EdgeBundles.cpp
    ${LLVM_DIR}/lib/CodeGen/ExecutionDepsFix.cpp
    ${LLVM_DIR}/lib/CodeGen/ExpandISelPseudos.cpp
    ${LLVM_DIR}/lib/CodeGen/ExpandPostRAPseudos.cpp
    ${LLVM_DIR}/lib/CodeGen/GCMetadata.cpp
    ${LLVM_DIR}/lib/CodeGen/GCStrategy.cpp
    ${LLVM_DIR}/lib/CodeGen/InlineSpiller.cpp
    ${LLVM_DIR}/lib/CodeGen/InterferenceCache.cpp
    ${LLVM_DIR}/lib/CodeGen/IntrinsicLowering.cpp
    ${LLVM_DIR}/lib/CodeGen/LLVMTargetMachine.cpp
    ${LLVM_DIR}/lib/CodeGen/LatencyPriorityQueue.cpp
    ${LLVM_DIR}/lib/CodeGen/LexicalScopes.cpp
    ${LLVM_DIR}/lib/CodeGen/LiveDebugVariables.cpp
    ${LLVM_DIR}/lib/CodeGen/LiveInterval.cpp
    ${LLVM_DIR}/lib/CodeGen/LiveIntervalAnalysis.cpp
    ${LLVM_DIR}/lib/CodeGen/LiveIntervalUnion.cpp
    ${LLVM_DIR}/lib/CodeGen/LiveRangeCalc.cpp
    ${LLVM_DIR}/lib/CodeGen/LiveRangeEdit.cpp
    ${LLVM_DIR}/lib/CodeGen/LiveStackAnalysis.cpp
    ${LLVM_DIR}/lib/CodeGen/LiveVariables.cpp
    ${LLVM_DIR}/lib/CodeGen/LocalStackSlotAllocation.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineBasicBlock.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineCSE.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineDominators.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineFunction.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineFunctionAnalysis.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineFunctionPass.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineFunctionPrinterPass.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineInstr.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineLICM.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineLoopInfo.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineModuleInfo.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineModuleInfoImpls.cpp
    ${LLVM_DIR}/lib/CodeGen/MachinePassRegistry.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineRegisterInfo.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineSSAUpdater.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineSink.cpp
    ${LLVM_DIR}/lib/CodeGen/MachineVerifier.cpp
    ${LLVM_DIR}/lib/CodeGen/ObjectCodeEmitter.cpp
    ${LLVM_DIR}/lib/CodeGen/OptimizePHIs.cpp
    ${LLVM_DIR}/lib/CodeGen/PHIElimination.cpp
    ${LLVM_DIR}/lib/CodeGen/PHIEliminationUtils.cpp
    ${LLVM_DIR}/lib/CodeGen/Passes.cpp
    ${LLVM_DIR}/lib/CodeGen/PeepholeOptimizer.cpp
    ${LLVM_DIR}/lib/CodeGen/PostRASchedulerList.cpp
    ${LLVM_DIR}/lib/CodeGen/ProcessImplicitDefs.cpp
    ${LLVM_DIR}/lib/CodeGen/PrologEpilogInserter.cpp
    ${LLVM_DIR}/lib/CodeGen/PseudoSourceValue.cpp
    ${LLVM_DIR}/lib/CodeGen/RegAllocBasic.cpp
    ${LLVM_DIR}/lib/CodeGen/RegAllocFast.cpp
    ${LLVM_DIR}/lib/CodeGen/RegAllocGreedy.cpp
    ${LLVM_DIR}/lib/CodeGen/RegAllocLinearScan.cpp
    ${LLVM_DIR}/lib/CodeGen/RegisterClassInfo.cpp
    ${LLVM_DIR}/lib/CodeGen/RegisterCoalescer.cpp
    ${LLVM_DIR}/lib/CodeGen/RegisterScavenging.cpp
    ${LLVM_DIR}/lib/CodeGen/RenderMachineFunction.cpp
    ${LLVM_DIR}/lib/CodeGen/ScheduleDAG.cpp
    ${LLVM_DIR}/lib/CodeGen/ScheduleDAGEmit.cpp
    ${LLVM_DIR}/lib/CodeGen/ScheduleDAGInstrs.cpp
    ${LLVM_DIR}/lib/CodeGen/ScheduleDAGPrinter.cpp
    ${LLVM_DIR}/lib/CodeGen/ScoreboardHazardRecognizer.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/FastISel.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/ScheduleDAGFast.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/TargetLowering.cpp
    ${LLVM_DIR}/lib/CodeGen/SelectionDAG/TargetSelectionDAGInfo.cpp
    ${LLVM_DIR}/lib/CodeGen/ShrinkWrapping.cpp
    ${LLVM_DIR}/lib/CodeGen/SjLjEHPrepare.cpp
    ${LLVM_DIR}/lib/CodeGen/SlotIndexes.cpp
    ${LLVM_DIR}/lib/CodeGen/SpillPlacement.cpp
    ${LLVM_DIR}/lib/CodeGen/Spiller.cpp
    ${LLVM_DIR}/lib/CodeGen/SplitKit.cpp
    ${LLVM_DIR}/lib/CodeGen/StackProtector.cpp
    ${LLVM_DIR}/lib/CodeGen/StackSlotColoring.cpp
    ${LLVM_DIR}/lib/CodeGen/StrongPHIElimination.cpp
    ${LLVM_DIR}/lib/CodeGen/TailDuplication.cpp
    ${LLVM_DIR}/lib/CodeGen/TargetInstrInfoImpl.cpp
    ${LLVM_DIR}/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
    ${LLVM_DIR}/lib/CodeGen/TwoAddressInstructionPass.cpp
    ${LLVM_DIR}/lib/CodeGen/UnreachableBlockElim.cpp
    ${LLVM_DIR}/lib/CodeGen/VirtRegMap.cpp
    ${LLVM_DIR}/lib/CodeGen/VirtRegRewriter.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/ExecutionEngine.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/JIT/Intercept.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/JIT/JIT.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/JIT/JITDebugRegisterer.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/JIT/JITEmitter.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/JIT/JITMemoryManager.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/JIT/OProfileJITEventListener.cpp
    ${LLVM_DIR}/lib/ExecutionEngine/TargetSelect.cpp
    ${LLVM_DIR}/lib/MC/ELFObjectWriter.cpp
    ${LLVM_DIR}/lib/MC/MCAsmBackend.cpp
    ${LLVM_DIR}/lib/MC/MCAsmInfo.cpp
    ${LLVM_DIR}/lib/MC/MCAsmInfoCOFF.cpp
    ${LLVM_DIR}/lib/MC/MCAsmInfoDarwin.cpp
    ${LLVM_DIR}/lib/MC/MCAsmStreamer.cpp
    ${LLVM_DIR}/lib/MC/MCAssembler.cpp
    ${LLVM_DIR}/lib/MC/MCCodeEmitter.cpp
    ${LLVM_DIR}/lib/MC/MCCodeGenInfo.cpp
    ${LLVM_DIR}/lib/MC/MCContext.cpp
    ${LLVM_DIR}/lib/MC/MCDwarf.cpp
    ${LLVM_DIR}/lib/MC/MCELF.cpp
    ${LLVM_DIR}/lib/MC/MCELFObjectTargetWriter.cpp
    ${LLVM_DIR}/lib/MC/MCELFStreamer.cpp
    ${LLVM_DIR}/lib/MC/MCExpr.cpp
    ${LLVM_DIR}/lib/MC/MCInst.cpp
    ${LLVM_DIR}/lib/MC/MCInstPrinter.cpp
    ${LLVM_DIR}/lib/MC/MCInstrAnalysis.cpp
    ${LLVM_DIR}/lib/MC/MCLoggingStreamer.cpp
    ${LLVM_DIR}/lib/MC/MCMachOStreamer.cpp
    ${LLVM_DIR}/lib/MC/MCMachObjectTargetWriter.cpp
    ${LLVM_DIR}/lib/MC/MCNullStreamer.cpp
    ${LLVM_DIR}/lib/MC/MCObjectFileInfo.cpp
    ${LLVM_DIR}/lib/MC/MCObjectStreamer.cpp
    ${LLVM_DIR}/lib/MC/MCObjectWriter.cpp
    ${LLVM_DIR}/lib/MC/MCSection.cpp
    ${LLVM_DIR}/lib/MC/MCSectionCOFF.cpp
    ${LLVM_DIR}/lib/MC/MCSectionELF.cpp
    ${LLVM_DIR}/lib/MC/MCSectionMachO.cpp
    ${LLVM_DIR}/lib/MC/MCStreamer.cpp
    ${LLVM_DIR}/lib/MC/MCSubtargetInfo.cpp
    ${LLVM_DIR}/lib/MC/MCSymbol.cpp
    ${LLVM_DIR}/lib/MC/MCWin64EH.cpp
    ${LLVM_DIR}/lib/MC/MachObjectWriter.cpp
    ${LLVM_DIR}/lib/MC/SubtargetFeature.cpp
    ${LLVM_DIR}/lib/MC/WinCOFFObjectWriter.cpp
    ${LLVM_DIR}/lib/MC/WinCOFFStreamer.cpp
    ${LLVM_DIR}/lib/Support/APFloat.cpp
    ${LLVM_DIR}/lib/Support/APInt.cpp
    ${LLVM_DIR}/lib/Support/Allocator.cpp
    ${LLVM_DIR}/lib/Support/Atomic.cpp
    ${LLVM_DIR}/lib/Support/BlockFrequency.cpp
    ${LLVM_DIR}/lib/Support/BranchProbability.cpp
    ${LLVM_DIR}/lib/Support/CommandLine.cpp
    ${LLVM_DIR}/lib/Support/ConstantRange.cpp
    ${LLVM_DIR}/lib/Support/CrashRecoveryContext.cpp
    ${LLVM_DIR}/lib/Support/DAGDeltaAlgorithm.cpp
    ${LLVM_DIR}/lib/Support/DataExtractor.cpp
    ${LLVM_DIR}/lib/Support/Debug.cpp
    ${LLVM_DIR}/lib/Support/DeltaAlgorithm.cpp
    ${LLVM_DIR}/lib/Support/Disassembler.cpp
    ${LLVM_DIR}/lib/Support/Dwarf.cpp
    ${LLVM_DIR}/lib/Support/DynamicLibrary.cpp
    ${LLVM_DIR}/lib/Support/Errno.cpp
    ${LLVM_DIR}/lib/Support/ErrorHandling.cpp
    ${LLVM_DIR}/lib/Support/FileUtilities.cpp
    ${LLVM_DIR}/lib/Support/FoldingSet.cpp
    ${LLVM_DIR}/lib/Support/FormattedStream.cpp
    ${LLVM_DIR}/lib/Support/GraphWriter.cpp
    ${LLVM_DIR}/lib/Support/Host.cpp
    ${LLVM_DIR}/lib/Support/IncludeFile.cpp
    ${LLVM_DIR}/lib/Support/IntEqClasses.cpp
    ${LLVM_DIR}/lib/Support/IntervalMap.cpp
    ${LLVM_DIR}/lib/Support/IsInf.cpp
    ${LLVM_DIR}/lib/Support/IsNAN.cpp
    ${LLVM_DIR}/lib/Support/ManagedStatic.cpp
    ${LLVM_DIR}/lib/Support/Memory.cpp
    ${LLVM_DIR}/lib/Support/MemoryBuffer.cpp
    ${LLVM_DIR}/lib/Support/MemoryObject.cpp
    ${LLVM_DIR}/lib/Support/Mutex.cpp
    ${LLVM_DIR}/lib/Support/Path.cpp
    ${LLVM_DIR}/lib/Support/PathV2.cpp
    ${LLVM_DIR}/lib/Support/PrettyStackTrace.cpp
    ${LLVM_DIR}/lib/Support/Process.cpp
    ${LLVM_DIR}/lib/Support/Program.cpp
    ${LLVM_DIR}/lib/Support/RWMutex.cpp
    ${LLVM_DIR}/lib/Support/SearchForAddressOfSpecialSymbol.cpp
    ${LLVM_DIR}/lib/Support/Signals.cpp
    ${LLVM_DIR}/lib/Support/SmallPtrSet.cpp
    ${LLVM_DIR}/lib/Support/SmallVector.cpp
    ${LLVM_DIR}/lib/Support/SourceMgr.cpp
    ${LLVM_DIR}/lib/Support/Statistic.cpp
    ${LLVM_DIR}/lib/Support/StringExtras.cpp
    ${LLVM_DIR}/lib/Support/StringMap.cpp
    ${LLVM_DIR}/lib/Support/StringPool.cpp
    ${LLVM_DIR}/lib/Support/StringRef.cpp
    ${LLVM_DIR}/lib/Support/SystemUtils.cpp
    ${LLVM_DIR}/lib/Support/TargetRegistry.cpp
    ${LLVM_DIR}/lib/Support/ThreadLocal.cpp
    ${LLVM_DIR}/lib/Support/Threading.cpp
    ${LLVM_DIR}/lib/Support/TimeValue.cpp
    ${LLVM_DIR}/lib/Support/Timer.cpp
    ${LLVM_DIR}/lib/Support/ToolOutputFile.cpp
    ${LLVM_DIR}/lib/Support/Triple.cpp
    ${LLVM_DIR}/lib/Support/Twine.cpp
    ${LLVM_DIR}/lib/Support/Valgrind.cpp
    ${LLVM_DIR}/lib/Support/circular_raw_ostream.cpp
    ${LLVM_DIR}/lib/Support/raw_os_ostream.cpp
    ${LLVM_DIR}/lib/Support/raw_ostream.cpp
    ${LLVM_DIR}/lib/Support/system_error.cpp
    ${LLVM_DIR}/lib/Target/Mangler.cpp
    ${LLVM_DIR}/lib/Target/TargetData.cpp
    ${LLVM_DIR}/lib/Target/TargetELFWriterInfo.cpp
    ${LLVM_DIR}/lib/Target/TargetFrameLowering.cpp
    ${LLVM_DIR}/lib/Target/TargetInstrInfo.cpp
    ${LLVM_DIR}/lib/Target/TargetLibraryInfo.cpp
    ${LLVM_DIR}/lib/Target/TargetLoweringObjectFile.cpp
    ${LLVM_DIR}/lib/Target/TargetMachine.cpp
    ${LLVM_DIR}/lib/Target/TargetRegisterInfo.cpp
    ${LLVM_DIR}/lib/Target/TargetSubtargetInfo.cpp
    ${LLVM_DIR}/lib/Target/X86/InstPrinter/X86ATTInstPrinter.cpp
    ${LLVM_DIR}/lib/Target/X86/InstPrinter/X86InstComments.cpp
    ${LLVM_DIR}/lib/Target/X86/InstPrinter/X86IntelInstPrinter.cpp
    ${LLVM_DIR}/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
    ${LLVM_DIR}/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
    ${LLVM_DIR}/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp
    ${LLVM_DIR}/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
    ${LLVM_DIR}/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp
    ${LLVM_DIR}/lib/Target/X86/TargetInfo/X86TargetInfo.cpp
    ${LLVM_DIR}/lib/Target/X86/Utils/X86ShuffleDecode.cpp
    ${LLVM_DIR}/lib/Target/X86/X86CodeEmitter.cpp
    ${LLVM_DIR}/lib/Target/X86/X86ELFWriterInfo.cpp
    ${LLVM_DIR}/lib/Target/X86/X86FastISel.cpp
    ${LLVM_DIR}/lib/Target/X86/X86FloatingPoint.cpp
    ${LLVM_DIR}/lib/Target/X86/X86FrameLowering.cpp
    ${LLVM_DIR}/lib/Target/X86/X86ISelDAGToDAG.cpp
    ${LLVM_DIR}/lib/Target/X86/X86ISelLowering.cpp
    ${LLVM_DIR}/lib/Target/X86/X86InstrInfo.cpp
    ${LLVM_DIR}/lib/Target/X86/X86JITInfo.cpp
    ${LLVM_DIR}/lib/Target/X86/X86RegisterInfo.cpp
    ${LLVM_DIR}/lib/Target/X86/X86SelectionDAGInfo.cpp
    ${LLVM_DIR}/lib/Target/X86/X86Subtarget.cpp
    ${LLVM_DIR}/lib/Target/X86/X86TargetMachine.cpp
    ${LLVM_DIR}/lib/Target/X86/X86TargetObjectFile.cpp
    ${LLVM_DIR}/lib/Target/X86/X86VZeroUpper.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineAddSub.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineCalls.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineCasts.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineCompares.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombinePHI.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineSelect.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineShifts.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstCombineVectorOps.cpp
    ${LLVM_DIR}/lib/Transforms/InstCombine/InstructionCombining.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/ADCE.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/CodeGenPrepare.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/DeadStoreElimination.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/GVN.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/LICM.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/LoopStrengthReduce.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/Reassociate.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/Reg2Mem.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/SCCP.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/ScalarReplAggregates.cpp
    ${LLVM_DIR}/lib/Transforms/Scalar/SimplifyCFGPass.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/AddrModeMatcher.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/BasicBlockUtils.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/BreakCriticalEdges.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/BuildLibCalls.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/DemoteRegToStack.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/InstructionNamer.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/LCSSA.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/Local.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/LoopSimplify.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/LowerInvoke.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/LowerSwitch.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/SSAUpdater.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/SimplifyCFG.cpp
    ${LLVM_DIR}/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
    ${LLVM_DIR}/lib/VMCore/AsmWriter.cpp
    ${LLVM_DIR}/lib/VMCore/Attributes.cpp
    ${LLVM_DIR}/lib/VMCore/BasicBlock.cpp
    ${LLVM_DIR}/lib/VMCore/ConstantFold.cpp
    ${LLVM_DIR}/lib/VMCore/Constants.cpp
    ${LLVM_DIR}/lib/VMCore/DebugInfoProbe.cpp
    ${LLVM_DIR}/lib/VMCore/DebugLoc.cpp
    ${LLVM_DIR}/lib/VMCore/Dominators.cpp
    ${LLVM_DIR}/lib/VMCore/Function.cpp
    ${LLVM_DIR}/lib/VMCore/Globals.cpp
    ${LLVM_DIR}/lib/VMCore/IRBuilder.cpp
    ${LLVM_DIR}/lib/VMCore/InlineAsm.cpp
    ${LLVM_DIR}/lib/VMCore/Instruction.cpp
    ${LLVM_DIR}/lib/VMCore/Instructions.cpp
    ${LLVM_DIR}/lib/VMCore/IntrinsicInst.cpp
    ${LLVM_DIR}/lib/VMCore/LLVMContext.cpp
    ${LLVM_DIR}/lib/VMCore/LLVMContextImpl.cpp
    ${LLVM_DIR}/lib/VMCore/LeakDetector.cpp
    ${LLVM_DIR}/lib/VMCore/Metadata.cpp
    ${LLVM_DIR}/lib/VMCore/Module.cpp
    ${LLVM_DIR}/lib/VMCore/Pass.cpp
    ${LLVM_DIR}/lib/VMCore/PassManager.cpp
    ${LLVM_DIR}/lib/VMCore/PassRegistry.cpp
    ${LLVM_DIR}/lib/VMCore/PrintModulePass.cpp
    ${LLVM_DIR}/lib/VMCore/Type.cpp
    ${LLVM_DIR}/lib/VMCore/Use.cpp
    ${LLVM_DIR}/lib/VMCore/User.cpp
    ${LLVM_DIR}/lib/VMCore/Value.cpp
    ${LLVM_DIR}/lib/VMCore/ValueSymbolTable.cpp
    ${LLVM_DIR}/lib/VMCore/ValueTypes.cpp
    ${LLVM_DIR}/lib/VMCore/Verifier.cpp
)

if(WIN32)
    set(LLVM_INCLUDE_DIR ${LLVM_DIR}/include)
elseif(LINUX)
    set(LLVM_INCLUDE_DIR ${LLVM_DIR}/include-linux)
elseif(APPLE)
    set(LLVM_INCLUDE_DIR ${LLVM_DIR}/include-osx)
endif()

list(APPEND LLVM_INCLUDE_DIR
    ${LLVM_DIR}/include
    ${LLVM_DIR}/lib/Target/X86
)
add_library(llvm STATIC ${LLVM_LIST})
set_target_properties(llvm PROPERTIES
    POSITION_INDEPENDENT_CODE 1
    INCLUDE_DIRECTORIES "${LLVM_INCLUDE_DIR}"
    COMPILE_DEFINITIONS "__STDC_CONSTANT_MACROS; __STDC_LIMIT_MACROS;"
    FOLDER "LLVM"
)

###########################################################
# Subzero
###########################################################

if(${REACTOR_BACKEND} STREQUAL "Subzero")
    set(SUBZERO_LIST
        ${SUBZERO_DIR}/src/IceAssembler.cpp
        ${SUBZERO_DIR}/src/IceCfg.cpp
        ${SUBZERO_DIR}/src/IceCfgNode.cpp
        ${SUBZERO_DIR}/src/IceClFlags.cpp
        ${SUBZERO_DIR}/src/IceELFObjectWriter.cpp
        ${SUBZERO_DIR}/src/IceELFSection.cpp
        ${SUBZERO_DIR}/src/IceFixups.cpp
        ${SUBZERO_DIR}/src/IceGlobalContext.cpp
        ${SUBZERO_DIR}/src/IceGlobalInits.cpp
        ${SUBZERO_DIR}/src/IceInst.cpp
        ${SUBZERO_DIR}/src/IceInstrumentation.cpp
        ${SUBZERO_DIR}/src/IceIntrinsics.cpp
        ${SUBZERO_DIR}/src/IceLiveness.cpp
        ${SUBZERO_DIR}/src/IceLoopAnalyzer.cpp
        ${SUBZERO_DIR}/src/IceMangling.cpp
        ${SUBZERO_DIR}/src/IceMemory.cpp
        ${SUBZERO_DIR}/src/IceOperand.cpp
        ${SUBZERO_DIR}/src/IceRangeSpec.cpp
        ${SUBZERO_DIR}/src/IceRegAlloc.cpp
        ${SUBZERO_DIR}/src/IceRevision.cpp
        ${SUBZERO_DIR}/src/IceRNG.cpp
        ${SUBZERO_DIR}/src/IceSwitchLowering.cpp
        ${SUBZERO_DIR}/src/IceTargetLowering.cpp
        ${SUBZERO_DIR}/src/IceThreading.cpp
        ${SUBZERO_DIR}/src/IceTimerTree.cpp
        ${SUBZERO_DIR}/src/IceTypes.cpp
        ${SUBZERO_DIR}/src/IceVariableSplitting.cpp
    )

    if(ARCH STREQUAL "x86_64")
        list(APPEND SUBZERO_LIST
            ${SUBZERO_DIR}/src/IceTargetLoweringX86.cpp
            ${SUBZERO_DIR}/src/IceInstX8664.cpp
            ${SUBZERO_DIR}/src/IceTargetLoweringX8664.cpp
        )
        set(SUBZERO_TARGET X8664)
    elseif(ARCH STREQUAL "x86")
        list(APPEND SUBZERO_LIST
            ${SUBZERO_DIR}/src/IceTargetLoweringX86.cpp
            ${SUBZERO_DIR}/src/IceInstX8632.cpp
            ${SUBZERO_DIR}/src/IceTargetLoweringX8632.cpp
        )
        set(SUBZERO_TARGET X8632)
    elseif(ARCH STREQUAL "arm")
        list(APPEND SUBZERO_LIST
            ${SUBZERO_DIR}/src/IceAssemblerARM32.cpp
            ${SUBZERO_DIR}/src/IceInstARM32.cpp
            ${SUBZERO_DIR}/src/IceTargetLoweringARM32.cpp
        )
        set(SUBZERO_TARGET ARM32)
    else()
        message(FATAL_ERROR "Architecture '${ARCH}' not supported by Subzero")
    endif()

    file(GLOB_RECURSE SUBZERO_DEPENDENCIES_LIST
        ${SUBZERO_LLVM_DIR}/*.cpp
        ${SUBZERO_LLVM_DIR}/*.c
        ${SUBZERO_LLVM_DIR}/*.h
    )

    set(SUBZERO_REACTOR_LIST
        ${SOURCE_DIR}/Reactor/SubzeroReactor.cpp
        ${SOURCE_DIR}/Reactor/Routine.cpp
        ${SOURCE_DIR}/Reactor/Optimizer.cpp
        ${SOURCE_DIR}/Reactor/Nucleus.hpp
        ${SOURCE_DIR}/Reactor/Routine.hpp
    )

    set(SUBZERO_INCLUDE_DIR
        ${SUBZERO_DIR}/
        ${SUBZERO_LLVM_DIR}/include/
        ${SUBZERO_DIR}/pnacl-llvm/include/
     )

    if(WIN32)
        list(APPEND SUBZERO_INCLUDE_DIR ${SUBZERO_LLVM_DIR}/build/Windows/include/)
    elseif(LINUX)
        list(APPEND SUBZERO_INCLUDE_DIR ${SUBZERO_LLVM_DIR}/build/Linux/include/)
    elseif(APPLE)
        list(APPEND SUBZERO_INCLUDE_DIR ${SUBZERO_LLVM_DIR}/build/MacOS/include/)
    endif()

    add_library(ReactorSubzero STATIC
        ${SUBZERO_LIST}
        ${SUBZERO_DEPENDENCIES_LIST}
        ${SUBZERO_REACTOR_LIST}
    )

    set_target_properties(ReactorSubzero PROPERTIES
        POSITION_INDEPENDENT_CODE 1
        INCLUDE_DIRECTORIES "${SUBZERO_INCLUDE_DIR}"
        COMPILE_DEFINITIONS "SZTARGET=${SUBZERO_TARGET}; ALLOW_DUMP=0; ALLOW_TIMERS=0; ALLOW_LLVM_CL=0; ALLOW_LLVM_IR=0; ALLOW_LLVM_IR_AS_INPUT=0; ALLOW_MINIMAL_BUILD=0; ALLOW_WASM=0; ICE_THREAD_LOCAL_HACK=0;"
        FOLDER "Subzero"
    )

    if(WIN32)
        target_compile_definitions(ReactorSubzero PRIVATE SUBZERO_USE_MICROSOFT_ABI)
    endif()
endif()

###########################################################
# Include Directories
###########################################################

set(COMMON_INCLUDE_DIR
    ${SOURCE_DIR}
    ${CMAKE_SOURCE_DIR}/include
    ${LLVM_INCLUDE_DIR}
)
set(OPENGL_INCLUDE_DIR
    ${OPENGL_DIR}
    ${COMMON_INCLUDE_DIR}
)

###########################################################
# File Lists
###########################################################

file(GLOB_RECURSE SWIFTSHADER_LIST
    ${SOURCE_DIR}/Common/*.cpp
    ${SOURCE_DIR}/Common/*.h
    ${SOURCE_DIR}/Common/*.hpp
    ${SOURCE_DIR}/Renderer/*.cpp
    ${SOURCE_DIR}/Renderer/*.h
    ${SOURCE_DIR}/Renderer/*.hpp
    ${SOURCE_DIR}/Shader/*.cpp
    ${SOURCE_DIR}/Shader/*.h
    ${SOURCE_DIR}/Shader/*.hpp
)
list(APPEND SWIFTSHADER_LIST
    ${SOURCE_DIR}/Main/Config.cpp
    ${SOURCE_DIR}/Main/Config.hpp
    ${SOURCE_DIR}/Main/FrameBuffer.cpp
    ${SOURCE_DIR}/Main/FrameBuffer.hpp
    ${SOURCE_DIR}/Main/SwiftConfig.cpp
    ${SOURCE_DIR}/Main/SwiftConfig.hpp
)
list(REMOVE_ITEM SWIFTSHADER_LIST
    ${SOURCE_DIR}/Common/DebugAndroid.cpp
    ${SOURCE_DIR}/Common/DebugAndroid.hpp
    ${SOURCE_DIR}/Common/GrallocAndroid.cpp
    ${SOURCE_DIR}/Common/GrallocAndroid.hpp
)

set(REACTOR_LLVM_LIST
    ${SOURCE_DIR}/Reactor/LLVMReactor.cpp
    ${SOURCE_DIR}/Reactor/Nucleus.hpp
    ${SOURCE_DIR}/Reactor/Routine.cpp
    ${SOURCE_DIR}/Reactor/Routine.hpp
    ${SOURCE_DIR}/Reactor/LLVMRoutine.cpp
    ${SOURCE_DIR}/Reactor/LLVMRoutine.hpp
    ${SOURCE_DIR}/Reactor/LLVMRoutineManager.cpp
    ${SOURCE_DIR}/Reactor/LLVMRoutineManager.hpp
)

file(GLOB_RECURSE EGL_LIST
    ${OPENGL_DIR}/libEGL/*.cpp
    ${OPENGL_DIR}/libEGL/*.h
    ${OPENGL_DIR}/libEGL/*.hpp
    ${OPENGL_DIR}/common/Object.cpp
    ${OPENGL_DIR}/common/Object.hpp
    ${OPENGL_DIR}/common/debug.cpp
    ${OPENGL_DIR}/common/debug.h
    ${CMAKE_SOURCE_DIR}/include/*.h
)

file(GLOB_RECURSE GL32_LIST
    ${OPENGL_DIR}/libGL/*.cpp
    ${OPENGL_DIR}/libGL/*.h
    ${OPENGL_DIR}/libGL/*.hpp
    ${OPENGL_DIR}/common/*.cpp
    ${OPENGL_DIR}/common/*.h
    ${OPENGL_DIR}/common/*.hpp
    ${CMAKE_SOURCE_DIR}/include/GL/*.h
)

file(GLOB_RECURSE GLES2_LIST
    ${OPENGL_DIR}/libGLESv2/*.cpp
    ${OPENGL_DIR}/libGLESv2/*.h
    ${OPENGL_DIR}/libGLESv2/*.hpp
    ${OPENGL_DIR}/common/*.cpp
    ${OPENGL_DIR}/common/*.h
    ${OPENGL_DIR}/common/*.hpp
    ${CMAKE_SOURCE_DIR}/include/KHR/*.h
    ${CMAKE_SOURCE_DIR}/include/GLES2/*.h
    ${CMAKE_SOURCE_DIR}/include/GLES3/*.h
)

file(GLOB_RECURSE GLES_CM_LIST
    ${OPENGL_DIR}/libGLES_CM/*.cpp
    ${OPENGL_DIR}/libGLES_CM/*.h
    ${OPENGL_DIR}/libGLES_CM/*.hpp
    ${OPENGL_DIR}/common/*.cpp
    ${OPENGL_DIR}/common/*.h
    ${OPENGL_DIR}/common/*.hpp
    ${CMAKE_SOURCE_DIR}/include/KHR/*.h
    ${CMAKE_SOURCE_DIR}/include/GLES/*.h
)

file(GLOB_RECURSE OPENGL_COMPILER_LIST
    ${OPENGL_COMPILER_DIR}/*.cpp
    ${OPENGL_COMPILER_DIR}/*.h
    ${OPENGL_COMPILER_DIR}/*.hpp
)
file(GLOB_RECURSE OPENGL_COMPILER_OS_SPECIFIC_LIST
    ${OPENGL_COMPILER_DIR}/ossource*.cpp
    ${OPENGL_COMPILER_DIR}/ossource*.h
    ${OPENGL_COMPILER_DIR}/ossource*.hpp
)
list(REMOVE_ITEM OPENGL_COMPILER_LIST ${OPENGL_COMPILER_OS_SPECIFIC_LIST})

###########################################################
# Append OS specific files to lists
###########################################################

if(WIN32)
    list(APPEND SWIFTSHADER_LIST
        ${SOURCE_DIR}/Main/FrameBufferDD.cpp
        ${SOURCE_DIR}/Main/FrameBufferDD.hpp
        ${SOURCE_DIR}/Main/FrameBufferGDI.cpp
        ${SOURCE_DIR}/Main/FrameBufferGDI.hpp
        ${SOURCE_DIR}/Main/FrameBufferWin.cpp
        ${SOURCE_DIR}/Main/FrameBufferWin.hpp
    )
    list(APPEND OPENGL_COMPILER_LIST ${OPENGL_COMPILER_DIR}/ossource_win.cpp)
    list(APPEND EGL_LIST ${OPENGL_DIR}/libEGL/libEGL.rc)
    list(APPEND GL32_LIST ${OPENGL_DIR}/libGL/libGL.rc)
    list(APPEND GLES2_LIST ${OPENGL_DIR}/libGLESv2/libGLESv2.rc)
    list(APPEND GLES_CM_LIST ${OPENGL_DIR}/libGLES_CM/libGLES_CM.rc)
elseif(LINUX)
    list(APPEND SWIFTSHADER_LIST
        ${SOURCE_DIR}/Main/FrameBufferX11.cpp
        ${SOURCE_DIR}/Main/FrameBufferX11.hpp
        ${SOURCE_DIR}/Common/SharedLibrary.hpp
        ${SOURCE_DIR}/Main/libX11.cpp
        ${SOURCE_DIR}/Main/libX11.hpp
    )
    list(APPEND EGL_LIST
        ${SOURCE_DIR}/Common/SharedLibrary.hpp
        ${SOURCE_DIR}/Main/libX11.cpp
        ${SOURCE_DIR}/Main/libX11.hpp
    )
    list(APPEND OPENGL_COMPILER_LIST
        ${OPENGL_COMPILER_DIR}/ossource_posix.cpp
    )
elseif(APPLE)
    list(APPEND SWIFTSHADER_LIST
        ${SOURCE_DIR}/Main/FrameBufferOSX.mm
        ${SOURCE_DIR}/Main/FrameBufferOSX.hpp
    )
    list(APPEND EGL_LIST
        ${OPENGL_DIR}/libEGL/OSXUtils.mm
        ${OPENGL_DIR}/libEGL/OSXUtils.hpp
    )
    list(APPEND OPENGL_COMPILER_LIST
        ${OPENGL_COMPILER_DIR}/ossource_posix.cpp
    )
endif()

if(WIN32)
    set(OS_LIBS odbc32 odbccp32 WS2_32 dxguid)
elseif(LINUX)
    set(OS_LIBS dl pthread)
elseif(APPLE)
    find_library(COCOA_FRAMEWORK Cocoa)
    find_library(QUARTZ_FRAMEWORK Quartz)
    find_library(CORE_FOUNDATION_FRAMEWORK CoreFoundation)
    find_library(IOSURFACE_FRAMEWORK IOSurface)
    set(OS_LIBS "${COCOA_FRAMEWORK}" "${QUARTZ_FRAMEWORK}" "${CORE_FOUNDATION_FRAMEWORK}" "${IOSURFACE_FRAMEWORK}")
endif()

###########################################################
# SwiftShader Targets
###########################################################

add_library(SwiftShader STATIC ${SWIFTSHADER_LIST})
set_target_properties(SwiftShader PROPERTIES
    INCLUDE_DIRECTORIES "${COMMON_INCLUDE_DIR}"
    POSITION_INDEPENDENT_CODE 1
    FOLDER "Core"
    COMPILE_DEFINITIONS "NO_SANITIZE_FUNCTION=;"
)
target_link_libraries(SwiftShader ${OS_LIBS})

add_library(ReactorLLVM STATIC ${REACTOR_LLVM_LIST})
set_target_properties(ReactorLLVM PROPERTIES
    INCLUDE_DIRECTORIES "${COMMON_INCLUDE_DIR}"
    POSITION_INDEPENDENT_CODE 1
    FOLDER "Core"
)
target_link_libraries(ReactorLLVM llvm ${OS_LIBS})

if(${REACTOR_BACKEND} STREQUAL "LLVM")
    set(Reactor ReactorLLVM)
elseif(${REACTOR_BACKEND} STREQUAL "Subzero")
    set(Reactor ReactorSubzero)
else()
    message(FATAL_ERROR "REACTOR_BACKEND must be 'LLVM' or 'Subzero'")
endif()

add_library(GLCompiler STATIC ${OPENGL_COMPILER_LIST})
set_target_properties(GLCompiler PROPERTIES
    INCLUDE_DIRECTORIES "${OPENGL_INCLUDE_DIR}"
    POSITION_INDEPENDENT_CODE 1
    FOLDER "OpenGL"
)
target_link_libraries(GLCompiler ${OS_LIBS})

if(CMAKE_SIZEOF_VOID_P EQUAL 8)
    set(LIB_PREFIX "lib64")
else()
    set(LIB_PREFIX "lib")
endif()

if(BUILD_EGL)
    add_library(libEGL SHARED ${EGL_LIST})
    set_target_properties(libEGL PROPERTIES
        INCLUDE_DIRECTORIES "${OPENGL_INCLUDE_DIR}"
        FOLDER "OpenGL"
        COMPILE_DEFINITIONS "EGL_EGLEXT_PROTOTYPES; EGLAPI=; NO_SANITIZE_FUNCTION=;"
        PREFIX ""
    )
    set_target_export_map(libEGL ${SOURCE_DIR}/OpenGL/libEGL)
    target_link_libraries(libEGL ${OS_LIBS})
    add_custom_command(
        TARGET libEGL
        POST_BUILD
        COMMAND ${CMAKE_COMMAND} -E make_directory $<TARGET_FILE_DIR:libEGL>/translator
        COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:libEGL> $<TARGET_FILE_DIR:libEGL>/translator/${LIB_PREFIX}EGL_translator${CMAKE_SHARED_LIBRARY_SUFFIX}
        COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_SOURCE_DIR}/out/${CMAKE_SYSTEM_NAME}/
        COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:libEGL> ${CMAKE_SOURCE_DIR}/out/${CMAKE_SYSTEM_NAME}/
    )
endif()

if(BUILD_GL32)
    add_library(libGL SHARED ${GL32_LIST})
    set_target_properties(libGL PROPERTIES
        INCLUDE_DIRECTORIES "${OPENGL_INCLUDE_DIR}"
        FOLDER "OpenGL"
        COMPILE_DEFINITIONS "GL_GLEXT_PROTOTYPES"
        PREFIX ""
    )
    set_target_export_map(libGL ${SOURCE_DIR}/OpenGL/libGL)
    target_link_libraries(libGL SwiftShader ${Reactor} GLCompiler ${OS_LIBS})
endif()

if(BUILD_GLESv2)
    add_library(libGLESv2 SHARED ${GLES2_LIST})
    set_target_properties(libGLESv2 PROPERTIES
        INCLUDE_DIRECTORIES "${OPENGL_INCLUDE_DIR}"
        FOLDER "OpenGL"
        COMPILE_DEFINITIONS "GL_GLEXT_PROTOTYPES; GL_API=; GL_APICALL=; GLAPI=; NO_SANITIZE_FUNCTION=;"
        PREFIX ""
    )
    set_target_export_map(libGLESv2 ${SOURCE_DIR}/OpenGL/libGLESv2)
    target_link_libraries(libGLESv2 SwiftShader ${Reactor} GLCompiler ${OS_LIBS})
    add_custom_command(
        TARGET libGLESv2
        POST_BUILD
        COMMAND ${CMAKE_COMMAND} -E make_directory $<TARGET_FILE_DIR:libGLESv2>/translator
        COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:libGLESv2> $<TARGET_FILE_DIR:libGLESv2>/translator/${LIB_PREFIX}GLES_V2_translator${CMAKE_SHARED_LIBRARY_SUFFIX}
        COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_SOURCE_DIR}/out/${CMAKE_SYSTEM_NAME}/
        COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:libGLESv2> ${CMAKE_SOURCE_DIR}/out/${CMAKE_SYSTEM_NAME}/
    )
endif()

if(BUILD_GLES_CM)
    add_library(libGLES_CM SHARED ${GLES_CM_LIST})
    set_target_properties(libGLES_CM PROPERTIES
        INCLUDE_DIRECTORIES "${OPENGL_INCLUDE_DIR}"
        FOLDER "OpenGL"
        COMPILE_DEFINITIONS "GL_GLEXT_PROTOTYPES; EGLAPI=; GL_API=; GL_APICALL=; GLAPI=;"
        PREFIX ""
    )
    set_target_export_map(libGLES_CM ${SOURCE_DIR}/OpenGL/libGLES_CM)
    target_link_libraries(libGLES_CM SwiftShader ${Reactor} GLCompiler ${OS_LIBS})
    add_custom_command(
        TARGET libGLES_CM
        POST_BUILD
        COMMAND ${CMAKE_COMMAND} -E make_directory $<TARGET_FILE_DIR:libGLES_CM>/translator
        COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:libGLES_CM> $<TARGET_FILE_DIR:libGLES_CM>/translator/${LIB_PREFIX}GLES_CM_translator${CMAKE_SHARED_LIBRARY_SUFFIX}
    )
endif()

###########################################################
# Sample programs
###########################################################

if(BUILD_SAMPLES)
    if(WIN32)
        add_executable(OGLES2HelloAPI ${HELLO2_DIR}/OGLES2HelloAPI_Windows.cpp)
        set_target_properties(OGLES2HelloAPI PROPERTIES
            INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/include"
            COMPILE_DEFINITIONS "GL_GLEXT_PROTOTYPES"
            FOLDER "Samples"
        )
        target_link_libraries(OGLES2HelloAPI libEGL libGLESv2)
        set_property(TARGET OGLES2HelloAPI APPEND_STRING PROPERTY LINK_FLAGS "/SUBSYSTEM:WINDOWS")
        set(CMAKE_DEFAULT_STARTUP_PROJECT OGLES2HelloAPI)
    elseif(LINUX)
        add_executable(OGLES2HelloAPI ${HELLO2_DIR}/OGLES2HelloAPI_LinuxX11.cpp)
        set_target_properties(OGLES2HelloAPI PROPERTIES
            INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/include"
            COMPILE_DEFINITIONS "GL_GLEXT_PROTOTYPES"
        )
        target_link_libraries(OGLES2HelloAPI dl X11 libEGL libGLESv2)   # Explicitly link our "lib*" targets, not the platform provided "EGL" and "GLESv2"
    elseif(APPLE)
        add_executable(OGLES2HelloAPI MACOSX_BUNDLE
            ${HELLO2_DIR}/OGLES2HelloAPI_OSX.mm
            ${HELLO2_DIR}/Build/OSX/en.lproj/MainMenu.xib
        )
        set_target_properties(OGLES2HelloAPI PROPERTIES
            INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/include"
            COMPILE_DEFINITIONS "GL_GLEXT_PROTOTYPES"
            MACOSX_BUNDLE_INFO_PLIST "${HELLO2_DIR}/Build/OSX/Info.plist"
        )
        target_link_libraries(OGLES2HelloAPI libEGL libGLESv2 ${OS_LIBS})
        set_source_files_properties(${HELLO2_DIR}/Build/OSX/en.lproj/MainMenu.xib PROPERTIES
            MACOSX_PACKAGE_LOCATION "Resources"
        )
    endif()
endif()

if(BUILD_TESTS AND ${REACTOR_BACKEND} STREQUAL "Subzero")
    set(SUBZERO_TEST_LIST
        ${SOURCE_DIR}/Reactor/Main.cpp
        ${CMAKE_SOURCE_DIR}/third_party/googletest/googletest/src/gtest-all.cc
    )

    set(SUBZERO_TEST_INCLUDE_DIR
        ${CMAKE_SOURCE_DIR}/third_party/googletest/googletest/include
        ${CMAKE_SOURCE_DIR}/third_party/googletest/googletest/
    )

    add_executable(SubzeroTest ${SUBZERO_TEST_LIST})
    set_target_properties(SubzeroTest PROPERTIES
        INCLUDE_DIRECTORIES "${SUBZERO_TEST_INCLUDE_DIR}"
        FOLDER "Tests"
    )
    if(WIN32)
        target_link_libraries(SubzeroTest ReactorSubzero)
    else()
        target_link_libraries(SubzeroTest ReactorSubzero pthread dl)
    endif()
endif()

if(BUILD_TESTS)
    set(UNITTESTS_LIST
        ${CMAKE_SOURCE_DIR}/tests/unittests/main.cpp
        ${CMAKE_SOURCE_DIR}/tests/unittests/unittests.cpp
        ${CMAKE_SOURCE_DIR}/third_party/googletest/googletest/src/gtest-all.cc
    )

    set(UNITTESTS_INCLUDE_DIR
        ${CMAKE_SOURCE_DIR}/third_party/googletest/googletest/include/
        ${CMAKE_SOURCE_DIR}/third_party/googletest/googlemock/include/
        ${CMAKE_SOURCE_DIR}/third_party/googletest/googletest/
        ${CMAKE_SOURCE_DIR}/include/
    )

    add_executable(unittests ${UNITTESTS_LIST})
    set_target_properties(unittests PROPERTIES
        INCLUDE_DIRECTORIES "${UNITTESTS_INCLUDE_DIR}"
        FOLDER "Tests"
        COMPILE_DEFINITIONS "STANDALONE"
    )

    target_link_libraries(unittests libEGL libGLESv2 ${OS_LIBS})
endif()