# Copyright 2019 Maciej Woźniak, Wojciech Kosior

# This is free and unencumbered software released into the public domain.

# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.

# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.

# For more information, please refer to <http://unlicense.org/>


cmake_minimum_required(VERSION 3.5)
project (mull)
enable_language (Fortran)


# Default to Release build
if(NOT CMAKE_BUILD_TYPE)
  message(STATUS "No build type selected, default to Release")
  set(CMAKE_BUILD_TYPE "Release")
#  set(CMAKE_BUILD_TYPE "Debug")
endif()



# FFLAGS depend on the compiler
get_filename_component (Fortran_COMPILER_NAME ${CMAKE_Fortran_COMPILER} NAME)

if(CMAKE_Fortran_COMPILER_ID MATCHES "Intel")
    set(dialect "-std08  -module . -implicitnone -fpp -pedantic")
    set(bounds " -check bounds")
    set(realeaseopts "-funroll-all-loops -O2")
    set(debugopts "-O0 -g -traceback -check all -debug extended -debug-parameters all")
endif()

if(CMAKE_Fortran_COMPILER_ID MATCHES "GNU")
    set(dialect "-ffree-form -std=f2008 -fimplicit-none -cpp -Wall -pedantic")
    set(bounds " -fbounds-check")
    set(realeaseopts "-funroll-all-loops -O2")
    set(debugopts "-O0 -g3 -fbacktrace -fcheck=all -fdump-fortran-optimized")
endif()

set(CMAKE_Fortran_FLAGS_DEBUG "${CMAKE_Fortran_FLAGS_DEBUG} ${bounds}")
set(CMAKE_Fortran_FLAGS_DEBUG "${CMAKE_Fortran_FLAGS_DEBUG} ${debugopts}")
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} ${dialect}")
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_RELEASE_FLAGS} ${realeaseopts}")

include_directories("${PROJECT_SOURCE_DIR}/src")

set(SRC src)
set(mull_SRC
  ${SRC}/naivemath.F90
  ${SRC}/bettermath.F90
  ${SRC}/dotmath.F90
  ${SRC}/bettermath2.F90
  ${SRC}/blockmath.F90
  ${SRC}/main.F90
  )



# Target definition
add_executable(mull ${mull_SRC})