devel/llvm10: fix build with llvm17

Fix openmp linker scripts for llvm17.

Use base system libelf and don't link against libffi.

Reformat multi-line OPTION_CMAKE_ON variable.

Co-authored-by:	Dimitry Andric <dim@FreeBSD.org>
Co-authored-by:	Ivan Rozhuk <rozhuk.im@gmail.com>

2 files changed, 381 insertions, 14 deletions

diff --git a/devel/llvm10/Makefile b/devel/llvm10/Makefile
index 98950097ba3d..c4715bb58fd1 100644
--- a/devel/llvm10/Makefile
+++ b/devel/llvm10/Makefile
@@ -111,17 +111,20 @@ CLANG_USE=		GNOME=libxml2
 COMPILER_RT_DESC=	Sanitizer libraries
 COMPILER_RT_DISTFILES=	compiler-rt-${DISTVERSION}.src${EXTRACT_SUFX}
 COMPILER_RT_EXTRA_PATCHES=	${PATCHDIR}/compiler-rt
-COMPILER_RT_CMAKE_ON=	-DCOMPILER_RT_INSTALL_PATH=${LLVM_PREFIX}/lib/clang/${LLVM_RELEASE}
+COMPILER_RT_CMAKE_ON= \
+	-DCOMPILER_RT_INSTALL_PATH=${LLVM_PREFIX}/lib/clang/${LLVM_RELEASE}
 COMPILER_RT_PLIST_FILES=${_COMPILER_RT_LIBS:S|^|${_CRTLIBDIR}/|} \
 			${_COMPILER_RT_BLACKLISTS:S|^|${_CRTBLDIR}/|}
-DOCS_BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}sphinx>=0,1:textproc/py-sphinx@${PY_FLAVOR} \
-			${PYTHON_PKGNAMEPREFIX}recommonmark>=0.0.20180530:textproc/py-recommonmark@${PY_FLAVOR}
+DOCS_BUILD_DEPENDS= \
+	${PYTHON_PKGNAMEPREFIX}sphinx>=0,1:textproc/py-sphinx@${PY_FLAVOR} \
+	${PYTHON_PKGNAMEPREFIX}recommonmark>=0.0.20180530:textproc/py-recommonmark@${PY_FLAVOR}
 DOCS_CONFLICTS_BUILD=	cmark
 DOCS_PORTDOCS=		llvm
-DOCS_CMAKE_ON=		-DLLVM_ENABLE_SPHINX=ON \
-			-DSPHINX_EXECUTABLE=${LOCALBASE}/bin/sphinx-build-${PYTHON_VER} \
-			-DSPHINX_WARNINGS_AS_ERRORS=OFF \
-			-DLLVM_BUILD_DOCS=ON
+DOCS_CMAKE_ON= \
+	-DLLVM_ENABLE_SPHINX=ON \
+	-DSPHINX_EXECUTABLE=${LOCALBASE}/bin/sphinx-build-${PYTHON_VER} \
+	-DSPHINX_WARNINGS_AS_ERRORS=OFF \
+	-DLLVM_BUILD_DOCS=ON
 DOCS_PLIST_FILES=	${MAN1SRCS:S|^|man/man1/|:S|.1$|${LLVM_SUFFIX}.1.gz|}
 EXTRAS_DESC=		Extra clang tools
 EXTRAS_EXTRA_PATCHES=	${PATCHDIR}/extras
@@ -136,13 +139,14 @@ LLD_DESC=		Install lld, the LLVM linker
 LLD_DISTFILES=		lld-${DISTVERSION}.src${EXTRACT_SUFX}
 LLDB_BINARY_ALIAS=	swig=swig40
 LLDB_BUILD_DEPENDS=	swig40:devel/swig40
-LLDB_CMAKE_ON=		-DLUA_INCLUDE_DIR=${LOCALBASE}/include/lua${LUA_VER_STR} \
-			-DLUA_LIBRARY=${LOCALBASE}/lib/liblua-${LUA_VER}.so \
-			-DCURSES_INCLUDE_PATH=/usr/include \
-			-DCURSES_CURSES_LIBRARY=/usr/lib/libcurses.so \
-			-DCURSES_FORM_LIBRARY=/usr/lib/libform.so \
-			-DCURSES_NCURSES_LIBRARY=/usr/lib/libncurses.so \
-			-DPANEL_LIBRARIES=/usr/lib/libpanel.so
+LLDB_CMAKE_ON= \
+	-DLUA_INCLUDE_DIR=${LOCALBASE}/include/lua${LUA_VER_STR} \
+	-DLUA_LIBRARY=${LOCALBASE}/lib/liblua-${LUA_VER}.so \
+	-DCURSES_INCLUDE_PATH=/usr/include \
+	-DCURSES_CURSES_LIBRARY=/usr/lib/libcurses.so \
+	-DCURSES_FORM_LIBRARY=/usr/lib/libform.so \
+	-DCURSES_NCURSES_LIBRARY=/usr/lib/libncurses.so \
+	-DPANEL_LIBRARIES=/usr/lib/libpanel.so
 LLDB_DESC=		Install lldb, the LLVM debugger
 LLDB_DISTFILES=		lldb-${DISTVERSION}.src${EXTRACT_SUFX}
 LLDB_EXTRA_PATCHES=	${PATCHDIR}/lldb
@@ -150,6 +154,11 @@ LLDB_IMPLIES=		CLANG
 LLDB_PORTDOCS=		lldb
 LLDB_VARS=		_USES_PYTHON=python
 OPENMP_DESC=		Install libomp, the LLVM OpenMP runtime library
+OPENMP_CMAKE_ON= \
+	-DLIBOMPTARGET_DEP_LIBELF_INCLUDE_DIR="/usr/include/libelf.h" \
+	-DLIBOMPTARGET_DEP_LIBELF_LIBRARIES="/usr/lib/libelf.so" \
+	-DLIBOMPTARGET_DEP_LIBFFI_INCLUDE_DIR="" \
+	-DLIBOMPTARGET_DEP_LIBFFI_LIBRARIES=""
 OPENMP_DISTFILES=	openmp-${DISTVERSION}.src${EXTRACT_SUFX}
 OPENMP_EXTRA_PATCHES=	${PATCHDIR}/openmp
 PYCLANG_DESC=		Install python bindings to libclang
diff --git a/devel/llvm10/files/openmp/patch-backport-version-fixes b/devel/llvm10/files/openmp/patch-backport-version-fixes
new file mode 100644
index 000000000000..d3a86567fe8b
--- /dev/null
+++ b/devel/llvm10/files/openmp/patch-backport-version-fixes
@@ -0,0 +1,358 @@
+commit bba9c39a53588d4cdf0d033e02fc0b630678affa
+Author: Dimitry Andric <dim@FreeBSD.org>
+Date:   2023-09-20T09:14:29+02:00
+
+    devel/llvm10: fix build with lld 17
+
+diff --git a/devel/llvm10/files/openmp/patch-backport-version-fixes b/devel/llvm10/files/openmp/patch-backport-version-fixes
+new file mode 100644
+index 000000000000..ab3129432bbc
+--- /dev/null
++++ b/devel/llvm10/files/openmp/patch-backport-version-fixes
+@@ -0,0 +1,202 @@
++diff --git projects/openmp/libomptarget/plugins/exports projects/openmp/libomptarget/plugins/exports
++index a14bedf0791a..cc7beda183af 100644
++--- projects/openmp/libomptarget/plugins/exports
+++++ projects/openmp/libomptarget/plugins/exports
++@@ -1,16 +1,6 @@
++ VERS1.0 {
++   global:
++-    __tgt_rtl_is_valid_binary;
++-    __tgt_rtl_number_of_devices;
++-    __tgt_rtl_init_requires;
++-    __tgt_rtl_init_device;
++-    __tgt_rtl_load_binary;
++-    __tgt_rtl_data_alloc;
++-    __tgt_rtl_data_submit;
++-    __tgt_rtl_data_retrieve;
++-    __tgt_rtl_data_delete;
++-    __tgt_rtl_run_target_team_region;
++-    __tgt_rtl_run_target_region;
+++    __tgt_rtl*;
++   local:
++     *;
++ };
++diff --git projects/openmp/runtime/cmake/LibompHandleFlags.cmake projects/openmp/runtime/cmake/LibompHandleFlags.cmake
++index 0b8e3a35c888..cacc192eb378 100644
++--- projects/openmp/runtime/cmake/LibompHandleFlags.cmake
+++++ projects/openmp/runtime/cmake/LibompHandleFlags.cmake
++@@ -94,7 +94,6 @@ function(libomp_get_ldflags ldflags)
++     IF_DEFINED CMAKE_C_OSX_CURRENT_VERSION_FLAG)
++   libomp_append(ldflags_local "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}${LIBOMP_VERSION_MAJOR}.${LIBOMP_VERSION_MINOR}"
++     IF_DEFINED CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG)
++-  libomp_append(ldflags_local -Wl,--warn-shared-textrel LIBOMP_HAVE_WARN_SHARED_TEXTREL_FLAG)
++   libomp_append(ldflags_local -Wl,--as-needed LIBOMP_HAVE_AS_NEEDED_FLAG)
++   libomp_append(ldflags_local "-Wl,--version-script=${LIBOMP_SRC_DIR}/exports_so.txt" LIBOMP_HAVE_VERSION_SCRIPT_FLAG)
++   libomp_append(ldflags_local -static-libgcc LIBOMP_HAVE_STATIC_LIBGCC_FLAG)
++diff --git projects/openmp/runtime/cmake/config-ix.cmake projects/openmp/runtime/cmake/config-ix.cmake
++index 3419dd8cd788..fb7a644155e2 100644
++--- projects/openmp/runtime/cmake/config-ix.cmake
+++++ projects/openmp/runtime/cmake/config-ix.cmake
++@@ -100,9 +100,8 @@ if(WIN32)
++   libomp_check_linker_flag(/SAFESEH LIBOMP_HAVE_SAFESEH_FLAG)
++ elseif(NOT APPLE)
++   libomp_check_linker_flag(-Wl,-x LIBOMP_HAVE_X_FLAG)
++-  libomp_check_linker_flag(-Wl,--warn-shared-textrel LIBOMP_HAVE_WARN_SHARED_TEXTREL_FLAG)
++   libomp_check_linker_flag(-Wl,--as-needed LIBOMP_HAVE_AS_NEEDED_FLAG)
++-  libomp_check_linker_flag("-Wl,--version-script=${LIBOMP_SRC_DIR}/exports_so.txt" LIBOMP_HAVE_VERSION_SCRIPT_FLAG)
+++  libomp_check_linker_flag("-Wl,--version-script=${LIBOMP_SRC_DIR}/exports_test_so.txt" LIBOMP_HAVE_VERSION_SCRIPT_FLAG)
++   libomp_check_linker_flag(-static-libgcc LIBOMP_HAVE_STATIC_LIBGCC_FLAG)
++   libomp_check_linker_flag(-Wl,-z,noexecstack LIBOMP_HAVE_Z_NOEXECSTACK_FLAG)
++ endif()
++diff --git projects/openmp/runtime/src/exports_so.txt projects/openmp/runtime/src/exports_so.txt
++index f7de5fd6474f..07a5424595bb 100644
++--- projects/openmp/runtime/src/exports_so.txt
+++++ projects/openmp/runtime/src/exports_so.txt
++@@ -74,10 +74,8 @@ VERSION {
++         __kmp_fork_call;
++         __kmp_invoke_microtask;
++ #if KMP_USE_MONITOR
++-        __kmp_launch_monitor;
++         __kmp_reap_monitor;
++ #endif
++-        __kmp_launch_worker;
++         __kmp_reap_worker;
++         __kmp_release_64;
++         __kmp_wait_64;
++diff --git projects/openmp/runtime/src/exports_test_so.txt projects/openmp/runtime/src/exports_test_so.txt
++new file mode 100644
++index 000000000000..912d160e7c06
++--- /dev/null
+++++ projects/openmp/runtime/src/exports_test_so.txt
++@@ -0,0 +1,60 @@
+++# exports_test_so.txt #
+++
+++#
+++#//===----------------------------------------------------------------------===//
+++#//
+++#// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+++#// See https://llvm.org/LICENSE.txt for license information.
+++#// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+++#//
+++#//===----------------------------------------------------------------------===//
+++#
+++
+++# This is used only to test if the linker supports version scripts. If the full
+++# version script it used we may error on undefined symbols and erroneously fail.
+++
+++VERSION {
+++
+++    global: # Exported symbols.
+++
+++        *;         # All symbols as exported for testing.
+++
+++    local: # Non-exported symbols.
+++
+++        *;         # All other symbols are not exported.
+++
+++}; # VERSION
+++
+++# sets up GCC OMP_ version dependency chain
+++OMP_1.0 {
+++};
+++OMP_2.0 {
+++} OMP_1.0;
+++OMP_3.0 {
+++} OMP_2.0;
+++OMP_3.1 {
+++} OMP_3.0;
+++OMP_4.0 {
+++} OMP_3.1;
+++OMP_4.5 {
+++} OMP_4.0;
+++OMP_5.0 {
+++} OMP_4.5;
+++
+++# sets up GCC GOMP_ version dependency chain
+++GOMP_1.0 {
+++};
+++GOMP_2.0 {
+++} GOMP_1.0;
+++GOMP_3.0 {
+++} GOMP_2.0;
+++GOMP_4.0 {
+++} GOMP_3.0;
+++GOMP_4.5 {
+++} GOMP_4.0;
+++GOMP_5.0 {
+++} GOMP_4.5;
+++GOMP_5.0.1 {
+++} GOMP_5.0;
+++
+++# end of file #
++diff --git projects/openmp/runtime/src/kmp_runtime.cpp projects/openmp/runtime/src/kmp_runtime.cpp
++index acd157db8e52..acc431ea0d7e 100644
++--- projects/openmp/runtime/src/kmp_runtime.cpp
+++++ projects/openmp/runtime/src/kmp_runtime.cpp
++@@ -8297,3 +8297,20 @@ int __kmp_pause_resource(kmp_pause_status_t level) {
++     return 1;
++   }
++ }
+++
+++// Empty symbols to export (see exports_so.txt) when feature is disabled
+++extern "C" {
+++#if !KMP_STATS_ENABLED
+++void __kmp_reset_stats() {}
+++#endif
+++#if !USE_DEBUGGER
+++int __kmp_omp_debug_struct_info = FALSE;
+++int __kmp_debugging = FALSE;
+++#endif
+++#if !USE_ITT_BUILD || !USE_ITT_NOTIFY
+++void __kmp_itt_fini_ittlib() {}
+++void __kmp_itt_init_ittlib() {}
+++#endif
+++}
+++
+++// end of file
++diff --git projects/openmp/runtime/src/kmp_utility.cpp projects/openmp/runtime/src/kmp_utility.cpp
++index 44a99d0455b3..e04c9cbf4537 100644
++--- projects/openmp/runtime/src/kmp_utility.cpp
+++++ projects/openmp/runtime/src/kmp_utility.cpp
++@@ -407,3 +407,16 @@ void __kmp_expand_file_name(char *result, size_t rlen, char *pattern) {
++ 
++   *pos = '\0';
++ }
+++
+++#if !OMPT_SUPPORT
+++extern "C" {
+++typedef struct ompt_start_tool_result_t ompt_start_tool_result_t;
+++// Define symbols expected by VERSION script
+++ompt_start_tool_result_t *ompt_start_tool(unsigned int omp_version,
+++                                          const char *runtime_version) {
+++  return nullptr;
+++}
+++
+++void ompt_libomp_connect(ompt_start_tool_result_t *result) { result = nullptr; }
+++}
+++#endif
++diff --git projects/openmp/runtime/src/z_Linux_util.cpp projects/openmp/runtime/src/z_Linux_util.cpp
++index 1daa3d31047e..174ef2145205 100644
++--- projects/openmp/runtime/src/z_Linux_util.cpp
+++++ projects/openmp/runtime/src/z_Linux_util.cpp
++@@ -1049,7 +1049,7 @@ void __kmp_exit_thread(int exit_status) {
++ #if KMP_USE_MONITOR
++ void __kmp_resume_monitor();
++ 
++-void __kmp_reap_monitor(kmp_info_t *th) {
+++extern "C" void __kmp_reap_monitor(kmp_info_t *th) {
++   int status;
++   void *exit_val;
++ 
++@@ -1091,6 +1091,12 @@ void __kmp_reap_monitor(kmp_info_t *th) {
++ 
++   KMP_MB(); /* Flush all pending memory write invalidates.  */
++ }
+++#else
+++// Empty symbol to export (see exports_so.txt) when
+++// monitor thread feature is disabled
+++extern "C" void __kmp_reap_monitor(kmp_info_t *th) {
+++  (void)th;
+++}
++ #endif // KMP_USE_MONITOR
++ 
++ void __kmp_reap_worker(kmp_info_t *th) {
+diff --git a/devel/llvm10/files/patch-backport-version-fixes b/devel/llvm10/files/patch-backport-version-fixes
+new file mode 100644
+index 000000000000..0faee193caec
+--- /dev/null
++++ b/devel/llvm10/files/patch-backport-version-fixes
+@@ -0,0 +1,138 @@
++diff --git tools/lto/CMakeLists.txt tools/lto/CMakeLists.txt
++index b86e4abd01a7..d814df767b65 100644
++--- tools/lto/CMakeLists.txt
+++++ tools/lto/CMakeLists.txt
++@@ -18,7 +18,11 @@ set(SOURCES
++   lto.cpp
++   )
++ 
++-set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/lto.exports)
+++if (LLVM_LINK_LLVM_DYLIB)
+++  set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/lto.dylib.exports)
+++else()
+++  set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/lto.exports)
+++endif()
++ 
++ add_llvm_library(LTO SHARED INSTALL_WITH_TOOLCHAIN ${SOURCES} DEPENDS intrinsics_gen)
++ 
++diff --git tools/lto/lto.dylib.exports tools/lto/lto.dylib.exports
++new file mode 100644
++index 000000000000..4a1fff8f93ca
++--- /dev/null
+++++ tools/lto/lto.dylib.exports
++@@ -0,0 +1,74 @@
+++lto_get_error_message
+++lto_get_version
+++lto_initialize_disassembler
+++lto_module_create
+++lto_module_create_from_fd
+++lto_module_create_from_fd_at_offset
+++lto_module_create_from_memory
+++lto_module_create_from_memory_with_path
+++lto_module_create_in_local_context
+++lto_module_create_in_codegen_context
+++lto_module_get_linkeropts
+++lto_module_get_num_symbols
+++lto_module_get_symbol_attribute
+++lto_module_get_symbol_name
+++lto_module_get_target_triple
+++lto_module_set_target_triple
+++lto_module_is_object_file
+++lto_module_is_object_file_for_target
+++lto_module_is_object_file_in_memory
+++lto_module_is_object_file_in_memory_for_target
+++lto_module_has_objc_category
+++lto_module_dispose
+++lto_api_version
+++lto_codegen_set_diagnostic_handler
+++lto_codegen_add_module
+++lto_codegen_set_module
+++lto_codegen_add_must_preserve_symbol
+++lto_codegen_compile
+++lto_codegen_create
+++lto_codegen_create_in_local_context
+++lto_codegen_dispose
+++lto_codegen_set_debug_model
+++lto_codegen_set_pic_model
+++lto_codegen_write_merged_modules
+++lto_codegen_debug_options
+++lto_codegen_debug_options_array
+++lto_codegen_set_assembler_args
+++lto_codegen_set_assembler_path
+++lto_codegen_set_cpu
+++lto_codegen_compile_to_file
+++lto_codegen_optimize
+++lto_codegen_compile_optimized
+++lto_codegen_set_should_internalize
+++lto_codegen_set_should_embed_uselists
+++thinlto_create_codegen
+++thinlto_codegen_dispose
+++thinlto_codegen_add_module
+++thinlto_codegen_process
+++thinlto_module_get_num_objects
+++thinlto_module_get_object
+++thinlto_codegen_set_pic_model
+++thinlto_codegen_set_cache_dir
+++thinlto_codegen_set_cache_pruning_interval
+++thinlto_codegen_set_cache_entry_expiration
+++thinlto_codegen_set_final_cache_size_relative_to_available_space
+++thinlto_codegen_set_cache_size_bytes
+++thinlto_codegen_set_cache_size_megabytes
+++thinlto_codegen_set_cache_size_files
+++thinlto_codegen_set_savetemps_dir
+++thinlto_codegen_set_cpu
+++thinlto_debug_options
+++lto_module_is_thinlto
+++thinlto_codegen_add_must_preserve_symbol
+++thinlto_codegen_add_cross_referenced_symbol
+++thinlto_codegen_set_codegen_only
+++thinlto_codegen_disable_codegen
+++thinlto_module_get_num_object_files
+++thinlto_module_get_object_file
+++thinlto_set_generated_objects_dir
+++lto_input_create
+++lto_input_dispose
+++lto_input_get_num_dependent_libraries
+++lto_input_get_dependent_library
+++lto_runtime_lib_symbols_list
++diff --git tools/lto/lto.exports tools/lto/lto.exports
++index fd2212cb5f33..4a1fff8f93ca 100644
++--- tools/lto/lto.exports
+++++ tools/lto/lto.exports
++@@ -42,12 +42,6 @@ lto_codegen_optimize
++ lto_codegen_compile_optimized
++ lto_codegen_set_should_internalize
++ lto_codegen_set_should_embed_uselists
++-LLVMCreateDisasm
++-LLVMCreateDisasmCPU
++-LLVMDisasmDispose
++-LLVMDisasmInstruction
++-LLVMSetDisasmOptions
++-LLVMCreateDisasmCPUFeatures
++ thinlto_create_codegen
++ thinlto_codegen_dispose
++ thinlto_codegen_add_module
++diff --git tools/remarks-shlib/CMakeLists.txt tools/remarks-shlib/CMakeLists.txt
++index e948496c603a..4c66ad487070 100644
++--- tools/remarks-shlib/CMakeLists.txt
+++++ tools/remarks-shlib/CMakeLists.txt
++@@ -6,7 +6,11 @@ set(SOURCES
++   libremarks.cpp
++   )
++ 
++-set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/Remarks.exports)
+++if (LLVM_LINK_LLVM_DYLIB)
+++  set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/Remarks.dylib.exports)
+++else()
+++  set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/Remarks.exports)
+++endif()
++ 
++ add_llvm_library(Remarks SHARED INSTALL_WITH_TOOLCHAIN ${SOURCES})
++ 
++diff --git tools/remarks-shlib/Remarks.dylib.exports tools/remarks-shlib/Remarks.dylib.exports
++new file mode 100644
++index 000000000000..0c2a3c38c78c
++--- /dev/null
+++++ tools/remarks-shlib/Remarks.dylib.exports
++@@ -0,0 +1 @@
+++LLVMRemarkVersion