# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

# Be compatible with older version of CMake
find_vulkan(${USE_VULKAN})

if(USE_VULKAN)
  if(NOT Vulkan_FOUND)
    message(FATAL_ERROR "Cannot find Vulkan, USE_VULKAN=" ${USE_VULKAN})
  endif()
  include_directories(SYSTEM ${Vulkan_INCLUDE_DIRS})
  message(STATUS "Build with Vulkan support")
  tvm_file_glob(GLOB RUNTIME_VULKAN_SRCS src/runtime/vulkan/*.cc)
  tvm_file_glob(GLOB COMPILER_VULKAN_SRCS src/target/spirv/*.cc)
  list(APPEND RUNTIME_SRCS ${RUNTIME_VULKAN_SRCS})
  list(APPEND COMPILER_SRCS ${COMPILER_VULKAN_SRCS})
  list(APPEND TVM_LINKER_LIBS ${Vulkan_SPIRV_TOOLS_LIBRARY})
  list(APPEND TVM_RUNTIME_LINKER_LIBS ${Vulkan_LIBRARY})
endif(USE_VULKAN)