CMakeList.txt

cmake_minimum_required(VERSION 3.22)
project(PicoRV)

# Use C++20 and enable high optimization
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED True)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3")

# Fetch and include Google Test at configure time
include(FetchContent)
FetchContent_Declare(
  googletest
  GIT_REPOSITORY https://github.com/google/googletest.git
  GIT_TAG release-1.10.0  # Use a stable release
)
FetchContent_MakeAvailable(googletest)

# Compiler Source Files
file(GLOB_RECURSE COMPILER_SOURCES
    "${CMAKE_SOURCE_DIR}/src/compiler/lexer/*.cpp"
    "${CMAKE_SOURCE_DIR}/src/compiler/lexer/*.h"
)

# Define the main compiler target
add_executable(riscv_compiler ${COMPILER_SOURCES})

# Test Source Files
file(GLOB_RECURSE TEST_SOURCES
    "${CMAKE_SOURCE_DIR}/src/tests/*.cpp"
)

# Define the test executable
add_executable(riscv_compiler_tests ${TEST_SOURCES})

# Link the test executable with Google Test and Compiler Sources
target_link_libraries(riscv_compiler_tests PRIVATE gtest gtest_main)
target_link_libraries(riscv_compiler_tests PRIVATE riscv_compiler)

# Enable testing
enable_testing()
add_test(NAME riscv_compiler_tests COMMAND riscv_compiler_tests)