[llvm] 3a0f6e6 - Fix compiler extension in standalone mode
via llvm-commits
llvm-commits at lists.llvm.org
Wed Feb 19 22:22:28 PST 2020
Author: serge-sans-paille
Date: 2020-02-20T07:19:04+01:00
New Revision: 3a0f6e699bb6d96dc62dce6faef20ac26cf103fd
URL: https://github.com/llvm/llvm-project/commit/3a0f6e699bb6d96dc62dce6faef20ac26cf103fd
DIFF: https://github.com/llvm/llvm-project/commit/3a0f6e699bb6d96dc62dce6faef20ac26cf103fd.diff
LOG: Fix compiler extension in standalone mode
Use a dedicated cmake file to store the extension configured within LLVM. That
way, a standalone build of clang can load this cmake file and get all the
configured standalone extensions.
This patch is related to https://reviews.llvm.org/D74602
Differential Revision: https://reviews.llvm.org/D74757
Added:
Modified:
clang/CMakeLists.txt
llvm/CMakeLists.txt
llvm/cmake/modules/AddLLVM.cmake
llvm/cmake/modules/CMakeLists.txt
Removed:
################################################################################
diff --git a/clang/CMakeLists.txt b/clang/CMakeLists.txt
index 093c2225e525..dc1413f4b597 100644
--- a/clang/CMakeLists.txt
+++ b/clang/CMakeLists.txt
@@ -864,7 +864,7 @@ add_subdirectory(utils/hmaptool)
if(CLANG_BUILT_STANDALONE)
llvm_distribution_add_targets()
- process_llvm_pass_plugins(NO_GEN)
+ process_llvm_pass_plugins()
endif()
configure_file(
diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
index fa6e418ac06f..5133139d6ce3 100644
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -1075,7 +1075,7 @@ endif()
# after all targets are created.
include(LLVMDistributionSupport)
llvm_distribution_add_targets()
-process_llvm_pass_plugins()
+process_llvm_pass_plugins(GEN_CONFIG)
# This allows us to deploy the Universal CRT DLLs by passing -DCMAKE_INSTALL_UCRT_LIBRARIES=ON to CMake
if (MSVC AND CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows" AND CMAKE_INSTALL_UCRT_LIBRARIES)
diff --git a/llvm/cmake/modules/AddLLVM.cmake b/llvm/cmake/modules/AddLLVM.cmake
index 408423ba1887..f66a8ccdb469 100644
--- a/llvm/cmake/modules/AddLLVM.cmake
+++ b/llvm/cmake/modules/AddLLVM.cmake
@@ -878,63 +878,62 @@ function(add_llvm_pass_plugin name)
if (TARGET intrinsics_gen)
add_dependencies(obj.${name} intrinsics_gen)
endif()
- message(STATUS "Registering ${name} as a pass plugin (static build: ${LLVM_${name_upper}_LINK_INTO_TOOLS})")
- set_property(GLOBAL APPEND PROPERTY LLVM_COMPILE_EXTENSIONS ${name})
+ set_property(GLOBAL APPEND PROPERTY LLVM_STATIC_EXTENSIONS ${name})
elseif(NOT ARG_NO_MODULE)
add_llvm_library(${name} MODULE ${ARG_UNPARSED_ARGUMENTS})
else()
add_llvm_library(${name} OBJECT ${ARG_UNPARSED_ARGUMENTS})
endif()
+ message(STATUS "Registering ${name} as a pass plugin (static build: ${LLVM_${name_upper}_LINK_INTO_TOOLS})")
endfunction(add_llvm_pass_plugin)
-# process_llvm_pass_plugins([NO_GEN])
+# process_llvm_pass_plugins([GEN_CONFIG])
#
# Correctly set lib dependencies between plugins and tools, based on tools
# registered with the ENABLE_PLUGINS option.
#
-# Unless NO_GEN option is set, also generate X Macro file for extension
+# if GEN_CONFIG option is set, also generate X Macro file for extension
# handling. It provides a HANDLE_EXTENSION(extension_namespace, ExtensionProject)
# call for each extension allowing client code to define
# HANDLE_EXTENSION to have a specific code be run for each extension.
#
function(process_llvm_pass_plugins)
cmake_parse_arguments(ARG
- "NO_GEN" "" ""
+ "GEN_CONFIG" "" ""
${ARGN})
+ if(ARG_GEN_CONFIG)
+ get_property(LLVM_STATIC_EXTENSIONS GLOBAL PROPERTY LLVM_STATIC_EXTENSIONS)
+ else()
+ include(LLVMConfigExtensions)
+ endif()
+
# Add static plugins to each plugin target.
- get_property(LLVM_EXTENSIONS GLOBAL PROPERTY LLVM_COMPILE_EXTENSIONS)
- foreach(llvm_extension ${LLVM_EXTENSIONS})
- string(TOUPPER ${llvm_extension} llvm_extension_upper)
- string(TOLOWER ${llvm_extension} llvm_extension_lower)
-
- if(LLVM_${llvm_extension_upper}_LINK_INTO_TOOLS)
- get_property(llvm_plugin_targets GLOBAL PROPERTY LLVM_PLUGIN_TARGETS)
- foreach(llvm_plugin_target ${llvm_plugin_targets})
- set_property(TARGET ${llvm_plugin_target} APPEND PROPERTY LINK_LIBRARIES ${llvm_extension})
- set_property(TARGET ${llvm_plugin_target} APPEND PROPERTY INTERFACE_LINK_LIBRARIES ${llvm_extension})
- endforeach()
- else()
- add_llvm_library(${llvm_extension_lower} MODULE obj.${llvm_extension_lower})
- endif()
+ foreach(llvm_extension ${LLVM_STATIC_EXTENSIONS})
+ get_property(llvm_plugin_targets GLOBAL PROPERTY LLVM_PLUGIN_TARGETS)
+ foreach(llvm_plugin_target ${llvm_plugin_targets})
+ set_property(TARGET ${llvm_plugin_target} APPEND PROPERTY LINK_LIBRARIES ${llvm_extension})
+ set_property(TARGET ${llvm_plugin_target} APPEND PROPERTY INTERFACE_LINK_LIBRARIES ${llvm_extension})
+ endforeach()
endforeach()
- # Eventually generate the extension header.
- if(NOT ARG_NO_GEN)
- file(WRITE "${LLVM_BINARY_DIR}/include/llvm/Support/Extension.def.tmp" "//extension handlers\n")
- foreach(llvm_extension ${LLVM_EXTENSIONS})
- string(TOLOWER ${llvm_extension} llvm_extension_lower)
-
- string(TOUPPER ${llvm_extension} llvm_extension_upper)
- string(SUBSTRING ${llvm_extension_upper} 0 1 llvm_extension_upper_first)
- string(SUBSTRING ${llvm_extension_lower} 1 -1 llvm_extension_lower_tail)
- string(CONCAT llvm_extension_project ${llvm_extension_upper_first} ${llvm_extension_lower_tail})
-
- if(LLVM_${llvm_extension_upper}_LINK_INTO_TOOLS)
- file(APPEND "${LLVM_BINARY_DIR}/include/llvm/Support/Extension.def.tmp" "HANDLE_EXTENSION(${llvm_extension_project})\n")
- endif()
+ # Eventually generate the extension header, and store config to a cmake file
+ # for usage in third-party configuration.
+ if(ARG_GEN_CONFIG)
+ set(LLVM_INSTALL_PACKAGE_DIR lib${LLVM_LIBDIR_SUFFIX}/cmake/llvm)
+ set(llvm_cmake_builddir "${LLVM_BINARY_DIR}/${LLVM_INSTALL_PACKAGE_DIR}")
+ file(WRITE
+ "${llvm_cmake_builddir}/LLVMConfigExtensions.cmake"
+ "set(LLVM_STATIC_EXTENSIONS ${LLVM_STATIC_EXTENSIONS})")
+ install(FILES
+ ${llvm_cmake_builddir}/LLVMConfigExtensions.cmake
+ DESTINATION ${LLVM_INSTALL_PACKAGE_DIR}
+ COMPONENT cmake-exports)
+ file(WRITE "${LLVM_BINARY_DIR}/include/llvm/Support/Extension.def.tmp" "//extension handlers\n")
+ foreach(llvm_extension ${LLVM_STATIC_EXTENSIONS})
+ file(APPEND "${LLVM_BINARY_DIR}/include/llvm/Support/Extension.def.tmp" "HANDLE_EXTENSION(${llvm_extension})\n")
endforeach()
file(APPEND "${LLVM_BINARY_DIR}/include/llvm/Support/Extension.def.tmp" "#undef HANDLE_EXTENSION\n")
diff --git a/llvm/cmake/modules/CMakeLists.txt b/llvm/cmake/modules/CMakeLists.txt
index 9cf22b436fa7..af757d6199a8 100644
--- a/llvm/cmake/modules/CMakeLists.txt
+++ b/llvm/cmake/modules/CMakeLists.txt
@@ -136,6 +136,7 @@ if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
FILES_MATCHING PATTERN *.cmake
PATTERN .svn EXCLUDE
PATTERN LLVMConfig.cmake EXCLUDE
+ PATTERN LLVMConfigExtensions.cmake EXCLUDE
PATTERN LLVMConfigVersion.cmake EXCLUDE
PATTERN LLVM-Config.cmake EXCLUDE
PATTERN GetHostTriple.cmake EXCLUDE)
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