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#.rst:
# FindTriSYCL
#---------------
#
# TODO : insert Copyright and licence
#########################
# FindTriSYCL.cmake
#########################
#
# Tools for finding and building with TriSYCL.
#
# User must define TRISYCL_INCLUDE_DIR pointing to the triSYCL
# include directory.
#
# Latest version of this file can be found at:
# https://github.com/triSYCL/triSYCL
# Requite CMake version 3.5 or higher
cmake_minimum_required (VERSION 3.5)
# Check that a supported host compiler can be found
if(CMAKE_COMPILER_IS_GNUCXX)
# Require at least gcc 5.4
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.4)
message(FATAL_ERROR
"host compiler - Not found! (gcc version must be at least 5.4)")
else()
message(STATUS "host compiler - gcc ${CMAKE_CXX_COMPILER_VERSION}")
endif()
elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
# Require at least clang 3.9
if (${CMAKE_CXX_COMPILER_VERSION} VERSION_LESS 3.9)
message(FATAL_ERROR
"host compiler - Not found! (clang version must be at least 3.9)")
else()
message(STATUS "host compiler - clang ${CMAKE_CXX_COMPILER_VERSION}")
endif()
else()
message(WARNING
"host compiler - Not found! (triSYCL supports GCC and Clang)")
endif()
#triSYCL options
option(TRISYCL_OPENMP "triSYCL multi-threading with OpenMP" ON)
option(TRISYCL_OPENCL "triSYCL OpenCL interoperability mode" OFF)
option(TRISYCL_NO_ASYNC "triSYCL use synchronous kernel execution" OFF)
option(TRISYCL_DEBUG "triSCYL use debug mode" OFF)
option(TRISYCL_DEBUG_STRUCTORS "triSYCL trace of object lifetimes" OFF)
option(TRISYCL_TRACE_KERNEL "triSYCL trace of kernel execution" OFF)
mark_as_advanced(TRISYCL_OPENMP)
mark_as_advanced(TRISYCL_OPENCL)
mark_as_advanced(TRISYCL_NO_ASYNC)
mark_as_advanced(TRISYCL_DEBUG)
mark_as_advanced(TRISYCL_DEBUG_STRUCTORS)
mark_as_advanced(TRISYCL_TRACE_KERNEL)
#triSYCL definitions
set(CL_SYCL_LANGUAGE_VERSION 220 CACHE VERSION
"Host language version to be used by trisYCL (default is: 220)")
set(TRISYCL_CL_LANGUAGE_VERSION 220 CACHE VERSION
"Device language version to be used by trisYCL (default is: 220)")
#set(TRISYCL_COMPILE_OPTIONS "-std=c++1z -Wall -Wextra")
set(CMAKE_CXX_STANDARD 14)
set(CXX_STANDARD_REQUIRED ON)
# Find OpenCL package
if(TRISYCL_OPENCL)
find_package(OpenCL REQUIRED)
if(UNIX)
set(BOOST_COMPUTE_INCPATH /usr/include/compute CACHE PATH
"Path to Boost.Compute headers (default is: /usr/include/compute)")
endif(UNIX)
endif()
# Find OpenMP package
if(TRISYCL_OPENMP)
find_package(OpenMP REQUIRED)
endif()
# Find Boost
find_package(Boost 1.58 REQUIRED COMPONENTS chrono log)
# If debug or trace we need boost log
if(TRISYCL_DEBUG OR TRISYCL_DEBUG_STRUCTORS OR TRISYCL_TRACE_KERNEL)
set(LOG_NEEDED ON)
else()
set(LOG_NEEDED OFF)
endif()
find_package(Threads REQUIRED)
# Find triSYCL directory
if(NOT TRISYCL_INCLUDE_DIR)
message(FATAL_ERROR
"triSYCL include directory - Not found! (please set TRISYCL_INCLUDE_DIR")
else()
message(STATUS "triSYCL include directory - Found ${TRISYCL_INCLUDE_DIR}")
endif()
#######################
# add_sycl_to_target
#######################
#
# Sets the proper flags and includes for the target compilation.
#
# targetName : Name of the target to add a SYCL to.
# sourceFile : Source file to be compiled for SYCL.
# binaryDir : Intermediate directory to output the integration header.
#
function(add_sycl_to_target targetName sourceFile binaryDir)
# Add include directories to the "#include <>" paths
target_include_directories (${targetName} PUBLIC
${TRISYCL_INCLUDE_DIR}
${Boost_INCLUDE_DIRS}
$<$<BOOL:${TRISYCL_OPENCL}>:${OpenCL_INCLUDE_DIRS}>
$<$<BOOL:${TRISYCL_OPENCL}>:${BOOST_COMPUTE_INCPATH}>)
# Link dependencies
target_link_libraries(${targetName} PUBLIC
$<$<BOOL:${TRISYCL_OPENCL}>:${OpenCL_LIBRARIES}>
Threads::Threads
$<$<BOOL:${LOG_NEEDED}>:Boost::log>
Boost::chrono)
# Compile definitions
target_compile_definitions(${targetName} PUBLIC
$<$<BOOL:${TRISYCL_NO_ASYNC}>:TRISYCL_NO_ASYNC>
$<$<BOOL:${TRISYCL_OPENCL}>:TRISYCL_OPENCL>
$<$<BOOL:${TRISYCL_DEBUG}>:TRISYCL_DEBUG>
$<$<BOOL:${TRISYCL_DEBUG_STRUCTORS}>:TRISYCL_DEBUG_STRUCTORS>
$<$<BOOL:${TRISYCL_TRACE_KERNEL}>:TRISYCL_TRACE_KERNEL>
$<$<BOOL:${LOG_NEEDED}>:BOOST_LOG_DYN_LINK>)
# C++ and OpenMP requirements
target_compile_options(${targetName} PUBLIC
${TRISYCL_COMPILE_OPTIONS}
$<$<BOOL:${TRISYCL_OPENMP}>:${OpenMP_CXX_FLAGS}>)
if(${TRISYCL_OPENMP} AND (NOT WIN32))
# Does not support generator expressions
set_target_properties(${targetName}
PROPERTIES
LINK_FLAGS ${OpenMP_CXX_FLAGS})
endif(${TRISYCL_OPENMP} AND (NOT WIN32))
endfunction(add_sycl_to_target)
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