Creating bazel toolchains to compile for macOS.
This commit is contained in:
Deanna Garcia
parent
9c3af64ae4
commit
a5fa4fb019
@ -4,7 +4,9 @@ package(default_visibility = ["//visibility:public"])
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filegroup(name = "empty")
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LINUX_TOOLCHAINS = {
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TOOLCHAINS = {
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"darwin-x86_64": "cc-compiler-osx-x86_64",
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"darwin-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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@ -14,7 +16,7 @@ LINUX_TOOLCHAINS = {
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cc_toolchain_suite(
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name = "clang_suite",
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toolchains = LINUX_TOOLCHAINS
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toolchains = TOOLCHAINS
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)
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[
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@ -32,13 +34,16 @@ cc_toolchain_suite(
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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 LINUX_TOOLCHAINS.items()
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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 = "linux-aarch_64-config",
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bit_flag = "-m64",
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include_flag = "-I/usr/aarch64-linux-gnu/include/c++/8/aarch64-linux-gnu/",
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cpp_flag = "-lstdc++",
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include_flag = ["-I/usr/aarch64-linux-gnu/include/c++/10/aarch64-linux-gnu/",
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"-I/usr/aarch64-linux-gnu/include/c++/10"],
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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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toolchain_dir = "/usr/aarch64-linux-gnu/include",
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@ -48,7 +53,10 @@ cc_toolchain_config(
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cc_toolchain_config(
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name = "linux-ppcle_64-config",
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bit_flag = "-m64",
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include_flag = "-I/usr/powerpc64le-linux-gnu/include/c++/8/powerpc64le-linux-gnu/",
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cpp_flag = "-lstdc++",
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include_flag = ["-I/usr/powerpc64le-linux-gnu/include/c++/10/powerpc64le-linux-gnu/",
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"-I/usr/powerpc64le-linux-gnu/include/c++/10/"],
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linker_path = "/usr/bin/ld",
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target_cpu = "ppc64",
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target_full_name = "powerpc64le-linux-gnu",
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toolchain_dir = "/usr/powerpc64le-linux-gnu/include",
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@ -58,7 +66,10 @@ cc_toolchain_config(
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cc_toolchain_config(
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name = "linux-s390_64-config",
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bit_flag = "-m64",
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include_flag = "-I/usr/s390x-linux-gnu/include/c++/8/s390x-linux-gnu/",
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cpp_flag = "-lstdc++",
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include_flag = ["-I/usr/s390x-linux-gnu/include/c++/10/s390x-linux-gnu/",
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"-I/usr/s390x-linux-gnu/include/c++/10/"],
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linker_path = "/usr/bin/ld",
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target_cpu = "systemz",
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target_full_name = "s390x-linux-gnu",
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toolchain_dir = "/usr/s390x-linux-gnu/include",
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@ -68,6 +79,8 @@ cc_toolchain_config(
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cc_toolchain_config(
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name = "linux-x86_32-config",
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bit_flag = "-m32",
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cpp_flag = "-lstdc++",
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linker_path = "/usr/bin/ld",
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target_cpu = "x86_32",
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target_full_name = "i386-linux-gnu",
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toolchain_dir = "/usr/include/i386-linux-gnu",
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@ -77,8 +90,38 @@ cc_toolchain_config(
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cc_toolchain_config(
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name = "linux-x86_64-config",
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bit_flag = "-m64",
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cpp_flag = "-lstdc++",
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linker_path = "/usr/bin/ld",
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target_cpu = "x86_64",
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target_full_name = "x86_64-linux-gnu",
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toolchain_dir = "/usr/include/x86_64-linux-gnu",
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toolchain_name = "linux_x86_64",
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)
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cc_toolchain_config(
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name = "darwin-aarch_64-config",
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bit_flag = "-m64",
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cpp_flag = "-lc++",
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include_flag = ["-I/tools/apple_sdks/xcode_13_0/macosx/usr/include/c++/v1",
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"-I/tools/apple_sdks/xcode_13_0/macosx/usr/include"],
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linker_path = "/tools",
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sysroot = "/tools/apple_sdks/xcode_13_0/macosx",
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target_cpu = "aarch64",
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target_full_name = "aarch64-apple-macosx11.3",
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toolchain_dir = "/tools/apple_sdks/xcode_13_0/macosx",
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toolchain_name = "darwin_aarch_64",
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)
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cc_toolchain_config(
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name = "darwin-x86_64-config",
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bit_flag = "-m64",
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cpp_flag = "-lc++",
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include_flag = ["-I/tools/apple_sdks/xcode_13_0/macosx/usr/include/c++/v1",
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"-I/tools/apple_sdks/xcode_13_0/macosx/usr/include"],
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linker_path = "/tools",
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sysroot = "/tools/apple_sdks/xcode_13_0/macosx",
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target_cpu = "x86_64",
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target_full_name = "x86_64-apple-macosx11.3",
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toolchain_dir = "/tools/apple_sdks/xcode_13_0/macosx",
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toolchain_name = "darwin_x86_64",
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)
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@ -35,15 +35,15 @@ def _impl(ctx):
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),
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tool_path(
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name = "ld",
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path = "/usr/bin/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/bin/ar",
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path = "/usr/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 = "/usr/bin/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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@ -84,7 +84,8 @@ def _impl(ctx):
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flag_groups = [
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flag_group(
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flags = [
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"-lstdc++",
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"-B" + ctx.attr.linker_path,
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ctx.attr.cpp_flag,
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"--target=" + ctx.attr.target_full_name,
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],
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),
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@ -92,6 +93,36 @@ def _impl(ctx):
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),
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],
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)
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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 = all_link_actions,
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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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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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"-isysroot" + 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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compiler_flags = feature(
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name = "default_compile_flags",
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enabled = True,
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@ -107,8 +138,8 @@ def _impl(ctx):
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"--target=" + ctx.attr.target_full_name,
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"-isystem",
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ctx.attr.toolchain_dir,
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ctx.attr.include_flag,
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],
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"-fvisibility=hidden",
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] + ctx.attr.include_flag,
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),
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],
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),
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@ -116,8 +147,8 @@ def _impl(ctx):
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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.target_cpu,
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abi_version = ctx.attr.target_cpu,
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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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ctx = ctx,
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compiler = "clang",
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cxx_builtin_include_directories = [
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@ -125,7 +156,7 @@ def _impl(ctx):
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"/usr/include",
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"/usr/local/lib/clang",
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],
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features = [linker_flags, compiler_flags],
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features = [linker_flags, compiler_flags, sysroot_flags],
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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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@ -137,8 +168,12 @@ def _impl(ctx):
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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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"bit_flag": attr.string(mandatory = True, values = ["-m32", "-m64"]),
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"include_flag": attr.string(mandatory = False),
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"cpp_flag": attr.string(mandatory = True),
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"include_flag": 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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"toolchain_dir": attr.string(mandatory = True),
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@ -6,3 +6,5 @@ build:linux-ppcle_64 --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-x86_64 --config=cross_config --cpu=linux-x86_64
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build:osx-aarch_64 --config=cross_config --cpu=darwin-aarch_64
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build:osx-x86_64 --config=cross_config --cpu=darwin-x86_64
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