mirror of
https://github.com/verilator/verilator.git
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145 lines
4.8 KiB
CMake
145 lines
4.8 KiB
CMake
#*****************************************************************************
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#
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# DESCRIPTION: Script for build tool cmake on both unix and windows
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#
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#*****************************************************************************
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#
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# Copyright 2003-2024 by Wilson Snyder. This program is free software; you
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# can redistribute it and/or modify it under the terms of either the GNU
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# Lesser General Public License Version 3 or the Perl Artistic License
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# Version 2.0.
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# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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#
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#****************************************************************************/
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cmake_minimum_required(VERSION 3.15)
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cmake_policy(SET CMP0091 NEW) # Use MSVC_RUNTIME_LIBRARY to select the runtime
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project(Verilator
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VERSION 5.027
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HOMEPAGE_URL https://verilator.org
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LANGUAGES CXX
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)
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option(DEBUG_AND_RELEASE_AND_COVERAGE
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"Builds both the debug and release binaries, overriding CMAKE_BUILD_TYPE. Not supported under MSBuild.")
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find_package(Python3 COMPONENTS Interpreter)
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set(PYTHON3 ${Python3_EXECUTABLE})
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set(CMAKE_INSTALL_DATADIR ${CMAKE_INSTALL_PREFIX})
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include(GNUInstallDirs)
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include(CMakePackageConfigHelpers)
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include(CheckStructHasMember)
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include(ExternalProject)
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include(FindThreads)
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if (NOT WIN32)
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message(WARNING "CMake support on Linux/OSX is experimental.")
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endif()
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if (WIN32)
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if (DEFINED ENV{WIN_FLEX_BISON})
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set(WIN_FLEX_BISON "$ENV{WIN_FLEX_BISON}")
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endif()
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if (EXISTS ${WIN_FLEX_BISON})
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list(APPEND CMAKE_PREFIX_PATH ${WIN_FLEX_BISON})
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endif()
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if (NOT WIN_FLEX_BISON)
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message(FATAL_ERROR "Please install https://github.com/lexxmark/winflexbison and set WIN_FLEX_BISON environment variable. Please use install cmake target after a successful build.")
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endif()
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set(CMAKE_CXX_STANDARD 20)
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endif()
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set(OBJCACHE "" CACHE STRING "Path for ccache, auto-detected if empty")
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option(OBJCACHE_ENABLED "Compile Verilator with ccache" ON)
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if (OBJCACHE_ENABLED)
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if (OBJCACHE STREQUAL "")
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find_program(OBJCACHE_PATH ccache)
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if (OBJCACHE_PATH STREQUAL "OBJCACHE_PATH-NOTFOUND")
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set(OBJCACHE_PATH "")
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endif()
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else()
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set(OBJCACHE_PATH "${OBJCACHE}")
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endif()
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if (NOT OBJCACHE_PATH STREQUAL "")
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execute_process(COMMAND "${OBJCACHE_PATH}" --version
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OUTPUT_VARIABLE objcache_version)
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string(REGEX MATCH "[^\n\r]+" objcache_version "${objcache_version}")
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message(STATUS "Found ccache: ${OBJCACHE_PATH} (\"${objcache_version}\")")
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set(CMAKE_CXX_COMPILER_LAUNCHER "${OBJCACHE_PATH}")
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endif()
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endif()
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find_package(BISON)
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find_package(FLEX)
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# Build
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#set_property(GLOBAL PROPERTY JOB_POOLS one_job=1)
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if (DEBUG_AND_RELEASE_AND_COVERAGE)
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if (CMAKE_GENERATOR MATCHES "^Visual Studio ")
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error("%Error: The DEBUG_AND_RELEASE_AND_COVERAGE option is not supported in MSBuild-based builds.")
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endif()
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set(saved_build_type ${CMAKE_BUILD_TYPE})
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set(CMAKE_BUILD_TYPE Debug)
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add_subdirectory(src build-Debug)
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set(CMAKE_BUILD_TYPE Release)
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add_subdirectory(src build-Release)
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set(CMAKE_BUILD_TYPE Coverage)
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add_subdirectory(src build-Coverage)
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set(CMAKE_BUILD_TYPE ${saved_build_type})
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else()
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add_subdirectory(src)
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endif()
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# Configuration and Installation
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set(PACKAGE_NAME ${PROJECT_NAME})
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set(PACKAGE_VERSION ${PROJECT_VERSION})
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set(CXX ${CMAKE_CXX_COMPILER})
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set(AR ${CMAKE_AR})
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configure_file(include/verilated_config.h.in include/verilated_config.h @ONLY)
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configure_file(include/verilated.mk.in include/verilated.mk @ONLY)
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install(FILES ${CMAKE_CURRENT_BINARY_DIR}/include/verilated_config.h DESTINATION ${CMAKE_INSTALL_PREFIX}/include)
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install(FILES ${CMAKE_CURRENT_BINARY_DIR}/include/verilated.mk DESTINATION ${CMAKE_INSTALL_PREFIX}/include)
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configure_package_config_file(verilator-config.cmake.in verilator-config.cmake
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INSTALL_DESTINATION ${CMAKE_INSTALL_PREFIX}
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)
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install(FILES ${CMAKE_CURRENT_BINARY_DIR}/verilator-config.cmake DESTINATION ${CMAKE_INSTALL_PREFIX})
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configure_package_config_file(verilator-config-version.cmake.in verilator-config-version.cmake
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INSTALL_DESTINATION ${CMAKE_INSTALL_PREFIX}
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)
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install(FILES ${CMAKE_CURRENT_BINARY_DIR}/verilator-config-version.cmake DESTINATION ${CMAKE_INSTALL_PREFIX})
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foreach (program
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verilator
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verilator_gantt
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verilator_ccache_report
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verilator_difftree
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verilator_profcfunc
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verilator_includer
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)
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install(PROGRAMS bin/${program} TYPE BIN)
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endforeach()
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install(DIRECTORY examples TYPE DATA FILES_MATCHING
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PATTERN "examples/*/*.[chv]*"
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PATTERN "examples/*/Makefile*"
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PATTERN "examples/*/CMakeLists.txt"
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)
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install(DIRECTORY include TYPE DATA FILES_MATCHING
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PATTERN "include/verilated_config.h"
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PATTERN "include/*.[chv]"
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PATTERN "include/*.cpp"
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PATTERN "include/*.sv"
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PATTERN "include/gtkwave/*.[chv]*"
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PATTERN "include/vltstd/*.[chv]*"
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)
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