# ########################################################################
# Copyright 2016-2019 Advanced Micro Devices, Inc.
# ########################################################################

# The ROCm platform requires Ubuntu 16.04 or Fedora 24, which has cmake 3.5
cmake_minimum_required( VERSION 3.5 )

add_definitions(-D_ROCBLAS_INTERNAL_BFLOAT16_)

# Consider removing this in the future
# This should appear before the project command, because it does not use FORCE
if( WIN32 )
  set( CMAKE_INSTALL_PREFIX "${PROJECT_BINARY_DIR}/package" CACHE PATH "Install path prefix, prepended onto install directories" )
else( )
  set( CMAKE_INSTALL_PREFIX "/opt/rocm" CACHE PATH "Install path prefix, prepended onto install directories" )
endif( )

# This has to be initialized before the project() command appears
# Set the default of CMAKE_BUILD_TYPE to be release, unless user specifies with -D.  MSVC_IDE does not use CMAKE_BUILD_TYPE
if( NOT DEFINED CMAKE_CONFIGURATION_TYPES AND NOT DEFINED CMAKE_BUILD_TYPE )
  set( CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel." )
endif()

# This project may compile dependencies for clients
project( rocblas-clients LANGUAGES CXX )

list( APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake )

include( build-options )

# This option only works for make/nmake and the ninja generators, but no reason it shouldn't be on all the time
# This tells cmake to create a compile_commands.json file that can be used with clang tooling or vim
set( CMAKE_EXPORT_COMPILE_COMMANDS ON )

if( NOT TARGET rocblas )
  find_package( rocblas REQUIRED CONFIG PATHS /opt/rocm/rocblas )
endif( )

# Hip headers required of all clients; clients use hip to allocate device memory
list( APPEND CMAKE_PREFIX_PATH /opt/rocm )
find_package( hip REQUIRED CONFIG PATHS ${CMAKE_PREFIX_PATH} )

# Quietly look for CUDA, but if not found it's not an error
# The presense of hip is not sufficient to determine if we want a rocm or cuda backend
find_package( CUDA QUIET )

if( BUILD_CLIENTS_SAMPLES )
  add_subdirectory( samples )
endif( )

if( BUILD_CLIENTS_BENCHMARKS )
  add_subdirectory( benchmarks )
endif( )

if( BUILD_CLIENTS_TESTS )
  add_subdirectory( gtest )
endif( )

set( ROCBLAS_COMMON "${PROJECT_BINARY_DIR}/staging/rocblas_common.yaml")
add_custom_command( OUTPUT "${ROCBLAS_COMMON}"
                    COMMAND ${CMAKE_COMMAND} -E copy include/rocblas_common.yaml "${ROCBLAS_COMMON}"
                    DEPENDS include/rocblas_common.yaml
                    WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" )

set( ROCBLAS_TEMPLATE "${PROJECT_BINARY_DIR}/staging/rocblas_template.yaml")
add_custom_command( OUTPUT "${ROCBLAS_TEMPLATE}"
                    COMMAND ${CMAKE_COMMAND} -E copy include/rocblas_template.yaml "${ROCBLAS_TEMPLATE}"
                    DEPENDS include/rocblas_template.yaml
                    WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" )

set( ROCBLAS_GENTEST "${PROJECT_BINARY_DIR}/staging/rocblas_gentest.py")
add_custom_command( OUTPUT "${ROCBLAS_GENTEST}"
                    COMMAND ${CMAKE_COMMAND} -E copy common/rocblas_gentest.py "${ROCBLAS_GENTEST}"
                    DEPENDS common/rocblas_gentest.py
                    WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" )

add_custom_target( rocblas-common DEPENDS "${ROCBLAS_COMMON}" "${ROCBLAS_TEMPLATE}" "${ROCBLAS_GENTEST}" )