Squashed 'libs/protobuf/' content from commit fcd3b9a85
git-subtree-dir: libs/protobuf git-subtree-split: fcd3b9a85ef36e46643dc30176cea1a7ad62e02b
This commit is contained in:
Henry Winkel
159
toolchain/BUILD.bazel
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159
toolchain/BUILD.bazel
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@@ -0,0 +1,159 @@
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load(":cc_toolchain_config.bzl", "cc_toolchain_config")
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package(default_visibility = ["//visibility:public"])
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filegroup(name = "empty")
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TOOLCHAINS = {
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"osx-x86_64": "cc-compiler-osx-x86_64",
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"osx-aarch_64": "cc-compiler-osx-aarch_64",
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"linux-aarch_64": "cc-compiler-linux-aarch_64",
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"linux-ppcle_64": "cc-compiler-linux-ppcle_64",
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"linux-s390_64": "cc-compiler-linux-s390_64",
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"linux-x86_32": "cc-compiler-linux-x86_32",
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"linux-x86_64": "cc-compiler-linux-x86_64",
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"win32": "cc-compiler-windows-x86_32",
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"win64": "cc-compiler-windows-x86_64",
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"k8": "cc-compiler-k8",
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}
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cc_toolchain_suite(
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name = "clang_suite",
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toolchains = TOOLCHAINS
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)
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[
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cc_toolchain(
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name = toolchain,
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all_files = ":empty",
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compiler_files = ":empty",
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dwp_files = ":empty",
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dynamic_runtime_lib = ":empty",
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linker_files = ":empty",
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objcopy_files = ":empty",
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output_licenses = ["restricted"],
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static_runtime_lib = ":empty",
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strip_files = ":empty",
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toolchain_config = ":" + cpu + "-config",
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toolchain_identifier = toolchain,
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)
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for cpu, toolchain in TOOLCHAINS.items()
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]
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cc_toolchain_config(
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name = "k8-config",
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linker_path = "/usr/bin/ld",
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sysroot = "/opt/manylinux/2014/x86_64",
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target_cpu = "x86_64",
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target_full_name = "x86_64-linux-gnu",
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)
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cc_toolchain_config(
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name = "linux-aarch_64-config",
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sysroot = "/opt/manylinux/2014/aarch64",
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linker_path = "/usr/bin/ld",
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target_cpu = "aarch64",
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target_full_name = "aarch64-linux-gnu",
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)
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cc_toolchain_config(
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name = "linux-ppcle_64-config",
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linker_path = "/usr/bin/ld",
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sysroot = "/opt/manylinux/2014/ppc64le",
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target_cpu = "ppc64",
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target_full_name = "powerpc64le-linux-gnu",
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)
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cc_toolchain_config(
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name = "linux-s390_64-config",
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linker_path = "/usr/bin/ld",
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sysroot = "/opt/manylinux/2014/s390x",
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target_cpu = "systemz",
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target_full_name = "s390x-linux-gnu",
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)
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cc_toolchain_config(
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name = "linux-x86_32-config",
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linker_path = "/usr/bin/ld",
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sysroot = "/opt/manylinux/2014/i686",
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target_cpu = "x86_32",
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target_full_name = "i386-linux-gnu",
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)
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cc_toolchain_config(
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name = "linux-x86_64-config",
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linker_path = "/usr/bin/ld",
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sysroot = "/opt/manylinux/2014/x86_64",
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target_cpu = "x86_64",
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target_full_name = "x86_64-linux-gnu",
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)
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cc_toolchain_config(
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name = "osx-aarch_64-config",
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extra_compiler_flags = [
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"-I/usr/tools/xcode_14_0/macosx/usr/include/c++/v1",
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"-I/usr/tools/xcode_14_0/macosx/usr/include",
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"-F/usr/tools/xcode_14_0/macosx/System/Library/Frameworks",
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"-Wno-error=nullability-completeness",
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"-Wno-error=availability",
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"-Wno-error=elaborated-enum-base",
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],
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extra_linker_flags = ["-framework CoreFoundation"],
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linker_path = "/usr/tools",
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sysroot = "/usr/tools/xcode_14_0/macosx",
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target_cpu = "aarch64",
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target_full_name = "aarch64-apple-macosx10.9",
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)
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cc_toolchain_config(
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name = "osx-x86_64-config",
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extra_compiler_flags = [
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"-I/usr/tools/xcode_14_0/macosx/usr/include/c++/v1",
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"-I/usr/tools/xcode_14_0/macosx/usr/include",
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"-F/usr/tools/xcode_14_0/macosx/System/Library/Frameworks",
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"-Wno-error=nullability-completeness",
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"-Wno-error=availability",
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"-Wno-error=elaborated-enum-base",
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],
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extra_linker_flags = ["-framework CoreFoundation"],
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linker_path = "/usr/tools",
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sysroot = "/usr/tools/xcode_14_0/macosx",
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target_cpu = "x86_64",
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target_full_name = "x86_64-apple-macosx10.9",
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)
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cc_toolchain_config(
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name = "win32-config",
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extra_compiler_flags = [
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"-isystem/usr/lib/gcc/i686-w64-mingw32/8.3-posix/include/c++",
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"-isystem/usr/lib/gcc/i686-w64-mingw32/8.3-posix/include/c++/i686-w64-mingw32",
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"-fsjlj-exceptions",
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],
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extra_include = "/usr/lib/gcc/i686-w64-mingw32",
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extra_linker_flags = [
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"-L/usr/lib/gcc/i686-w64-mingw32/8.3-posix",
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"-ldbghelp",
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"-pthread",
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],
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linker_path = "/usr/bin/ld",
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sysroot = "/usr/i686-w64-mingw32",
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target_cpu = "x86_32",
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target_full_name = "i686-w64-mingw32",
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)
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cc_toolchain_config(
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name = "win64-config",
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extra_compiler_flags = [
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"-isystem/usr/lib/gcc/x86_64-w64-mingw32/8.3-posix/include/c++/",
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"-isystem/usr/lib/gcc/x86_64-w64-mingw32/8.3-posix/include/c++/x86_64-w64-mingw32",
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],
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extra_include = "/usr/lib/gcc/x86_64-w64-mingw32/8.3-posix/include",
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extra_linker_flags = [
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"-L/usr/lib/gcc/x86_64-w64-mingw32/8.3-posix",
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"-ldbghelp",
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],
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linker_path = "/usr/bin/ld",
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sysroot = "/usr/x86_64-w64-mingw32",
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target_cpu = "x86_64",
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target_full_name = "x86_64-w64-mingw32",
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)
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233
toolchain/cc_toolchain_config.bzl
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233
toolchain/cc_toolchain_config.bzl
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@@ -0,0 +1,233 @@
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load("@bazel_tools//tools/build_defs/cc:action_names.bzl", "ACTION_NAMES")
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load(
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"@bazel_tools//tools/cpp:cc_toolchain_config_lib.bzl",
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"artifact_name_pattern",
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"feature",
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"flag_group",
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"flag_set",
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"tool_path",
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"with_feature_set",
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)
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all_link_actions = [
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ACTION_NAMES.cpp_link_executable,
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ACTION_NAMES.cpp_link_dynamic_library,
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ACTION_NAMES.cpp_link_nodeps_dynamic_library,
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]
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all_compile_actions = [
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ACTION_NAMES.assemble,
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ACTION_NAMES.preprocess_assemble,
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ACTION_NAMES.linkstamp_compile,
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ACTION_NAMES.c_compile,
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ACTION_NAMES.cpp_compile,
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ACTION_NAMES.cpp_header_parsing,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.cpp_module_compile,
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ACTION_NAMES.clif_match,
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ACTION_NAMES.lto_backend,
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]
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def _impl(ctx):
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if "mingw" in ctx.attr.target_full_name:
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artifact_name_patterns = [
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artifact_name_pattern(
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category_name = "executable",
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prefix = "",
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extension = ".exe",
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),
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]
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else:
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artifact_name_patterns = []
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tool_paths = [
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tool_path(
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name = "gcc",
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path = "/usr/local/bin/clang",
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),
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tool_path(
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name = "ld",
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path = ctx.attr.linker_path,
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),
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tool_path(
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name = "ar",
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path = "/usr/local/bin/llvm-ar",
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),
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tool_path(
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name = "compat-ld",
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path = ctx.attr.linker_path,
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),
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tool_path(
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name = "cpp",
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path = "/bin/false",
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),
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tool_path(
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name = "dwp",
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path = "/bin/false",
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),
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tool_path(
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name = "gcov",
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path = "/bin/false",
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),
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tool_path(
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name = "nm",
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path = "/bin/false",
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),
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tool_path(
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name = "objcopy",
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path = "/bin/false",
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),
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tool_path(
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name = "objdump",
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path = "/bin/false",
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),
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tool_path(
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name = "strip",
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path = "/bin/false",
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),
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]
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linker_flags = feature(
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name = "default_linker_flags",
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enabled = True,
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flag_sets = [
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flag_set(
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actions = all_link_actions,
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flag_groups = [
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flag_group(
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flags = [
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"-B" + ctx.attr.linker_path,
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"-lstdc++",
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"--target=" + ctx.attr.target_full_name,
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] + ctx.attr.extra_linker_flags,
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),
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],
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),
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],
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)
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if "osx" in ctx.attr.target_full_name:
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sysroot_action_set = all_link_actions
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else:
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sysroot_action_set = all_link_actions + all_compile_actions
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sysroot_flags = feature(
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name = "sysroot_flags",
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#Only enable this if a sysroot was specified
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enabled = (ctx.attr.sysroot != ""),
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flag_sets = [
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flag_set(
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actions = sysroot_action_set,
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flag_groups = [
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flag_group(
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flags = [
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"--sysroot",
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ctx.attr.sysroot,
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],
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),
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],
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),
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],
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)
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if ctx.attr.target_cpu == "x86_32":
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bit_flag = "-m32"
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else:
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bit_flag = "-m64"
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compiler_flags = feature(
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name = "default_compile_flags",
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enabled = True,
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flag_sets = [
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flag_set(
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actions = all_compile_actions,
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flag_groups = [
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flag_group(
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flags = [
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bit_flag,
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"-Wall",
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"-no-canonical-prefixes",
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"--target=" + ctx.attr.target_full_name,
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"-fvisibility=hidden",
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] + ctx.attr.extra_compiler_flags + [
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"-isystem",
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ctx.attr.sysroot,
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],
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),
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],
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),
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flag_set(
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actions = all_compile_actions,
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flag_groups = [flag_group(flags = ["-DNDEBUG", "-O3"])],
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with_features = [with_feature_set(features = ["opt"])],
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),
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flag_set(
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actions = all_compile_actions,
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flag_groups = [flag_group(flags = ["-g"])],
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with_features = [with_feature_set(features = ["dbg"])],
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),
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flag_set(
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actions = all_compile_actions,
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flag_groups = [flag_group(flags = ["-O1"])],
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with_features = [with_feature_set(features = ["fastbuild"])],
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),
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],
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)
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features = [
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linker_flags,
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compiler_flags,
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sysroot_flags,
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feature(name = "dbg"),
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feature(name = "opt"),
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]
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if "mingw" in ctx.attr.target_full_name:
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features.append(
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feature(
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name = "targets_windows",
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enabled = True,
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)
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)
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else:
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features.append(
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feature(
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name = "supports_pic",
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enabled = True
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)
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)
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return cc_common.create_cc_toolchain_config_info(
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abi_libc_version = ctx.attr.abi_version,
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abi_version = ctx.attr.abi_version,
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artifact_name_patterns = artifact_name_patterns,
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ctx = ctx,
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compiler = "clang",
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cxx_builtin_include_directories = [
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ctx.attr.sysroot,
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ctx.attr.extra_include,
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"/usr/local/include",
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"/usr/local/lib/clang",
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],
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features = features,
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host_system_name = "local",
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target_cpu = ctx.attr.target_cpu,
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target_libc = ctx.attr.target_cpu,
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target_system_name = ctx.attr.target_full_name,
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toolchain_identifier = ctx.attr.target_full_name,
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tool_paths = tool_paths,
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)
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cc_toolchain_config = rule(
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implementation = _impl,
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attrs = {
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"abi_version": attr.string(default = "local"),
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"extra_compiler_flags": attr.string_list(),
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"extra_include": attr.string(mandatory = False),
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"extra_linker_flags": attr.string_list(),
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"linker_path": attr.string(mandatory = True),
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"sysroot": attr.string(mandatory = False),
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"target_cpu": attr.string(mandatory = True, values = ["aarch64", "ppc64", "systemz", "x86_32", "x86_64"]),
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"target_full_name": attr.string(mandatory = True),
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},
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provides = [CcToolchainConfigInfo],
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)
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15
toolchain/toolchains.bazelrc
Normal file
15
toolchain/toolchains.bazelrc
Normal file
@@ -0,0 +1,15 @@
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build:cross_config --crosstool_top=//toolchain:clang_suite
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build:cross_config --host_crosstool_top=@bazel_tools//tools/cpp:toolchain
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build:linux-aarch_64 --config=cross_config --cpu=linux-aarch_64
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build:linux-aarch64 --config=cross_config --cpu=linux-aarch_64
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build:linux-ppcle_64 --config=cross_config --cpu=linux-ppcle_64
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build:linux-ppc64le --config=cross_config --cpu=linux-ppcle_64
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build:linux-s390_64 --config=cross_config --cpu=linux-s390_64
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build:linux-x86_32 --config=cross_config --cpu=linux-x86_32
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build:linux-i386 --config=cross_config --cpu=linux-x86_32
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build:linux-x86_64 --config=cross_config --cpu=linux-x86_64
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build:osx-aarch_64 --config=cross_config --action_env=MACOSX_DEPLOYMENT_TARGET=10.9 --cpu=osx-aarch_64
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build:osx-x86_64 --config=cross_config --action_env=MACOSX_DEPLOYMENT_TARGET=10.9 --cpu=osx-x86_64
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build:win32 --config=cross_config --cpu=win32
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build:win64 --config=cross_config --cpu=win64
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