# =================================================================================
# Copyright (C) 2022 Heidelberg University, Engineering Mathematics and
# Computing Lab (EMCL) and Computing Centre (URZ) cuRAND back-end Copyright (c)
# 2021, The Regents of the University of California, through Lawrence Berkeley
# National Laboratory (subject to receipt of any required approvals from the
# U.S. Dept. of Energy). All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# (1) Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# (2) Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# (3) Neither the name of the University of California, Lawrence Berkeley
# National Laboratory, U.S. Dept. of Energy nor the names of its contributors
# may be used to endorse or promote products derived from this software without
# specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# You are under no obligation whatsoever to provide any bug fixes, patches, or
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# please contact Berkeley Lab's Intellectual Property Office at IPO@lbl.gov.
#
# NOTICE.  This Software was developed under funding from the U.S. Department of
# Energy and the U.S. Government consequently retains certain rights.  As such,
# the U.S. Government has been granted for itself and others acting on its
# behalf a paid-up, nonexclusive, irrevocable, worldwide license in the Software
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# =================================================================================

set(LIB_NAME onemath_rng_rocrand)
set(LIB_OBJ ${LIB_NAME}_obj)
find_package(hip REQUIRED)
find_package(rocrand REQUIRED)
find_package(Threads REQUIRED)

set(SOURCES philox4x32x10.cpp mrg32k3a.cpp $<$<BOOL:${BUILD_SHARED_LIBS}>:
            rocrand_wrappers.cpp>)

add_library(${LIB_NAME})
add_deprecated_library(${LIB_NAME})
add_library(${LIB_OBJ} OBJECT ${SOURCES})
add_dependencies(onemath_backend_libs_rng ${LIB_NAME})

target_include_directories(${LIB_OBJ}
  PUBLIC  ${ONEMATH_INCLUDE_DIRS}
  PRIVATE ${PROJECT_SOURCE_DIR}/src/include
          ${PROJECT_SOURCE_DIR}/src
          ${CMAKE_BINARY_DIR}/bin
          ${ONEMATH_GENERATED_INCLUDE_PATH}
)

target_link_libraries(${LIB_OBJ} PRIVATE roc::rocrand hip::host Threads::Threads)
target_link_libraries(${LIB_OBJ} PUBLIC ONEMATH::SYCL::SYCL)
target_compile_features(${LIB_OBJ} PUBLIC cxx_std_11)
set_target_properties(${LIB_OBJ} PROPERTIES POSITION_INDEPENDENT_CODE ON)

target_link_libraries(${LIB_NAME} PRIVATE ${LIB_OBJ})
target_include_directories(${LIB_NAME} PUBLIC ${ONEMATH_INCLUDE_DIRS})
if(USE_ADD_SYCL_TO_TARGET_INTEGRATION)
  add_sycl_to_target(TARGET ${LIB_OBJ} SOURCES ${SOURCES})
endif()
# Add major version to the library
set_target_properties(${LIB_NAME} PROPERTIES SOVERSION ${PROJECT_VERSION_MAJOR})

# Add dependencies rpath to the library
list(APPEND CMAKE_BUILD_RPATH $<TARGET_FILE_DIR:${LIB_NAME}>)

# Add the library to install package
install(TARGETS ${LIB_OBJ} EXPORT oneMathTargets)
install(TARGETS ${LIB_NAME} EXPORT oneMathTargets
  RUNTIME DESTINATION bin
  ARCHIVE DESTINATION lib
  LIBRARY DESTINATION lib
)
