620 lines
23 KiB
Smarty
620 lines
23 KiB
Smarty
load("@bazel_tools//tools/cpp:cc_toolchain_config_lib.bzl",
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"action_config",
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"artifact_name_pattern",
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"env_entry",
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"env_set",
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"feature",
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"feature_set",
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"flag_group",
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"flag_set",
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"make_variable",
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"tool",
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"tool_path",
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"variable_with_value",
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"with_feature_set",
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)
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load("@bazel_tools//tools/build_defs/cc:action_names.bzl", "ACTION_NAMES")
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def _impl(ctx):
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if (ctx.attr.cpu == "aarch64"):
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toolchain_identifier = "aarch64-linux-gnu"
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host_system_name = "aarch64"
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target_system_name = "aarch64"
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target_cpu = "aarch64"
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target_libc = "aarch64"
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abi_version = "aarch64"
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abi_libc_version = "aarch64"
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elif (ctx.attr.cpu == "armhf"):
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toolchain_identifier = "armhf-linux-gnueabihf"
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host_system_name = "armhf"
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target_system_name = "armhf"
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target_cpu = "armhf"
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target_libc = "armhf"
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abi_version = "armhf"
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abi_libc_version = "armhf"
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else:
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fail("Unreachable")
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compiler = "compiler"
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cc_target_os = None
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builtin_sysroot = None
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all_compile_actions = [
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ACTION_NAMES.c_compile,
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ACTION_NAMES.cpp_compile,
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ACTION_NAMES.linkstamp_compile,
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ACTION_NAMES.assemble,
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ACTION_NAMES.preprocess_assemble,
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ACTION_NAMES.cpp_header_parsing,
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ACTION_NAMES.cpp_module_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.clif_match,
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ACTION_NAMES.lto_backend,
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]
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all_cpp_compile_actions = [
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ACTION_NAMES.cpp_compile,
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ACTION_NAMES.linkstamp_compile,
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ACTION_NAMES.cpp_header_parsing,
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ACTION_NAMES.cpp_module_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.clif_match,
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]
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preprocessor_compile_actions = [
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ACTION_NAMES.c_compile,
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ACTION_NAMES.cpp_compile,
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ACTION_NAMES.linkstamp_compile,
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ACTION_NAMES.preprocess_assemble,
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ACTION_NAMES.cpp_header_parsing,
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ACTION_NAMES.cpp_module_compile,
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ACTION_NAMES.clif_match,
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]
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codegen_compile_actions = [
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ACTION_NAMES.c_compile,
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ACTION_NAMES.cpp_compile,
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ACTION_NAMES.linkstamp_compile,
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ACTION_NAMES.assemble,
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ACTION_NAMES.preprocess_assemble,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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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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if (ctx.attr.cpu == "aarch64" or ctx.attr.cpu == "armhf"):
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action_configs = []
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else:
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fail("Unreachable")
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opt_feature = feature(name = "opt")
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dbg_feature = feature(name = "dbg")
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sysroot_feature = feature(
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name = "sysroot",
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enabled = True,
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flag_sets = [
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flag_set(
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actions = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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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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flag_groups = [
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flag_group(
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flags = ["--sysroot=%{sysroot}"],
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expand_if_available = "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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if (ctx.attr.cpu == "aarch64" or ctx.attr.cpu == "armhf"):
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unfiltered_compile_flags_feature = feature(
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name = "unfiltered_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 = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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flag_groups = [
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flag_group(
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flags = [
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"-Wno-builtin-macro-redefined",
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"-D__DATE__=\"redacted\"",
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"-D__TIMESTAMP__=\"redacted\"",
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"-D__TIME__=\"redacted\"",
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"-no-canonical-prefixes",
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"-fno-canonical-system-headers",
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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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else:
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unfiltered_compile_flags_feature = None
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if (ctx.attr.cpu == "aarch64"):
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default_compile_flags_feature = 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 = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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flag_groups = [
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flag_group(
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flags = [
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"-fstack-protector", # TODO: needed?
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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 = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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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 = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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flag_groups = [
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flag_group(
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flags = [
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"-g0",
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"-O2",
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"-DNDEBUG",
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"-ffunction-sections",
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"-fdata-sections",
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],
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),
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],
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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 = [
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ACTION_NAMES.linkstamp_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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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flag_groups = [
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flag_group(
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flags = [
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"-isystem",
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"%{AARCH64_COMPILER_PATH}%/lib/gcc/aarch64-linux-gnu/8.3.0/include",
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"-isystem",
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"%{AARCH64_COMPILER_PATH}%/lib/gcc/aarch64-linux-gnu/8.3.0/include-fixed",
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"-isystem",
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"%{AARCH64_COMPILER_PATH}%/aarch64-linux-gnu/include/c++/8.3.0/",
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"-isystem",
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"%{AARCH64_COMPILER_PATH}%/aarch64-linux-gnu/libc/usr/include/",
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"-isystem",
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"%{PYTHON_INCLUDE_PATH}%",
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"-isystem",
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"/usr/include/",
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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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elif (ctx.attr.cpu == "armhf"):
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default_compile_flags_feature = 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 = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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flag_groups = [
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flag_group(
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flags = [
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"-fstack-protector",
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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 = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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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 = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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flag_groups = [
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flag_group(
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flags = [
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"-g0",
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"-O2",
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"-DNDEBUG",
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"-ffunction-sections",
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"-fdata-sections",
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],
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),
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],
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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 = [
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ACTION_NAMES.linkstamp_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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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flag_groups = [
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flag_group(
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flags = [
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"-isystem",
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"%{ARMHF_COMPILER_PATH}%/lib/gcc/arm-linux-gnueabihf/8.3.0/include",
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"-isystem",
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"%{ARMHF_COMPILER_PATH}%/lib/gcc/arm-linux-gnueabihf/8.3.0/include-fixed",
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"-isystem",
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"%{ARMHF_COMPILER_PATH}%/arm-linux-gnueabihf/include/c++/8.3.0/",
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"-isystem",
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"%{ARMHF_COMPILER_PATH}%/arm-linux-gnueabihf/libc/usr/include/",
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"-isystem",
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"%{PYTHON_INCLUDE_PATH}%",
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"-isystem",
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"/usr/include/",
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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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else:
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default_compile_flags_feature = None
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if (ctx.attr.cpu == "aarch64"):
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default_link_flags_feature = feature(
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name = "default_link_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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"-lstdc++",
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"-Wl,-z,relro,-z,now",
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"-no-canonical-prefixes",
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"-pass-exit-codes",
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"-Wl,--build-id=md5",
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"-Wl,--hash-style=gnu",
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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_link_actions,
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flag_groups = [flag_group(flags = ["-Wl,--gc-sections"])],
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with_features = [with_feature_set(features = ["opt"])],
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),
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],
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)
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elif (ctx.attr.cpu == "armhf"):
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default_link_flags_feature = feature(
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name = "default_link_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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"-lstdc++",
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"-Wl,-z,relro,-z,now",
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"-no-canonical-prefixes",
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"-pass-exit-codes",
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"-Wl,--build-id=md5",
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"-Wl,--hash-style=gnu",
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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_link_actions,
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flag_groups = [flag_group(flags = ["-Wl,--gc-sections"])],
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with_features = [with_feature_set(features = ["opt"])],
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),
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],
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)
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else:
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default_link_flags_feature = None
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supports_dynamic_linker_feature = feature(name = "supports_dynamic_linker", enabled = True)
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supports_pic_feature = feature(name = "supports_pic", enabled = True)
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user_compile_flags_feature = feature(
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name = "user_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 = [
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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_compile,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.clif_match,
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],
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flag_groups = [
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flag_group(
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flags = ["%{user_compile_flags}"],
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iterate_over = "user_compile_flags",
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expand_if_available = "user_compile_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 (ctx.attr.cpu == "aarch64" or ctx.attr.cpu == "armhf"):
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features = [
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default_compile_flags_feature,
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default_link_flags_feature,
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supports_dynamic_linker_feature,
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supports_pic_feature,
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opt_feature,
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dbg_feature,
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user_compile_flags_feature,
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sysroot_feature,
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unfiltered_compile_flags_feature,
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]
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else:
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fail("Unreachable")
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|
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if (ctx.attr.cpu == "aarch64"):
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cxx_builtin_include_directories = [
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"%{AARCH64_COMPILER_PATH}%/lib/gcc/aarch64-linux-gnu/8.3.0/include",
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"%{AARCH64_COMPILER_PATH}%/lib/gcc/aarch64-linux-gnu/8.3.0/include-fixed",
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"%{AARCH64_COMPILER_PATH}%/aarch64-linux-gnu/include/c++/8.3.0/",
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"%{AARCH64_COMPILER_PATH}%/aarch64-linux-gnu/libc/usr/include/",
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"/usr/include",
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]
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|
elif (ctx.attr.cpu == "armhf"):
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cxx_builtin_include_directories = [
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"%{ARMHF_COMPILER_PATH}%/lib/gcc/arm-linux-gnueabihf/8.3.0/include",
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"%{ARMHF_COMPILER_PATH}%/lib/gcc/arm-linux-gnueabihf/8.3.0/include-fixed",
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"%{ARMHF_COMPILER_PATH}%/arm-linux-gnueabihf/include/c++/8.3.0/",
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"%{ARMHF_COMPILER_PATH}%/arm-linux-gnueabihf/libc/usr/include/",
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"/usr/include",
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]
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else:
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fail("Unreachable")
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|
|
artifact_name_patterns = []
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|
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make_variables = []
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if (ctx.attr.cpu == "aarch64"):
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tool_paths = [
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tool_path(
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name = "ar",
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path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-ar",
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),
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|
tool_path(name = "compat-ld", path = "/bin/false"),
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|
tool_path(
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name = "cpp",
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path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-cpp",
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),
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|
tool_path(
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name = "dwp",
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|
path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-dwp",
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|
),
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|
tool_path(
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name = "gcc",
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|
path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-gcc",
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|
),
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|
tool_path(
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|
name = "gcov",
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|
path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-gcov",
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|
),
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|
tool_path(
|
|
name = "ld",
|
|
path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-ld",
|
|
),
|
|
tool_path(
|
|
name = "nm",
|
|
path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-nm",
|
|
),
|
|
tool_path(
|
|
name = "objcopy",
|
|
path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-objcopy",
|
|
),
|
|
tool_path(
|
|
name = "objdump",
|
|
path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-objdump",
|
|
),
|
|
tool_path(
|
|
name = "strip",
|
|
path = "%{AARCH64_COMPILER_PATH}%/bin/aarch64-linux-gnu-strip",
|
|
),
|
|
]
|
|
elif (ctx.attr.cpu == "armhf"):
|
|
tool_paths = [
|
|
tool_path(
|
|
name = "ar",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-ar",
|
|
),
|
|
tool_path(name = "compat-ld", path = "/bin/false"),
|
|
tool_path(
|
|
name = "cpp",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-cpp",
|
|
),
|
|
tool_path(
|
|
name = "dwp",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-dwp",
|
|
),
|
|
tool_path(
|
|
name = "gcc",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-gcc",
|
|
),
|
|
tool_path(
|
|
name = "gcov",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-gcov",
|
|
),
|
|
tool_path(
|
|
name = "ld",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-ld",
|
|
),
|
|
tool_path(
|
|
name = "nm",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-nm",
|
|
),
|
|
tool_path(
|
|
name = "objcopy",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-objcopy",
|
|
),
|
|
tool_path(
|
|
name = "objdump",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-objdump",
|
|
),
|
|
tool_path(
|
|
name = "strip",
|
|
path = "%{ARMHF_COMPILER_PATH}%/bin/arm-linux-gnueabihf-strip",
|
|
),
|
|
]
|
|
else:
|
|
fail("Unreachable")
|
|
|
|
|
|
out = ctx.actions.declare_file(ctx.label.name)
|
|
ctx.actions.write(out, "Fake executable")
|
|
return [
|
|
cc_common.create_cc_toolchain_config_info(
|
|
ctx = ctx,
|
|
features = features,
|
|
action_configs = action_configs,
|
|
artifact_name_patterns = artifact_name_patterns,
|
|
cxx_builtin_include_directories = cxx_builtin_include_directories,
|
|
toolchain_identifier = toolchain_identifier,
|
|
host_system_name = host_system_name,
|
|
target_system_name = target_system_name,
|
|
target_cpu = target_cpu,
|
|
target_libc = target_libc,
|
|
compiler = compiler,
|
|
abi_version = abi_version,
|
|
abi_libc_version = abi_libc_version,
|
|
tool_paths = tool_paths,
|
|
make_variables = make_variables,
|
|
builtin_sysroot = builtin_sysroot,
|
|
cc_target_os = cc_target_os
|
|
),
|
|
DefaultInfo(
|
|
executable = out,
|
|
),
|
|
]
|
|
cc_toolchain_config = rule(
|
|
implementation = _impl,
|
|
attrs = {
|
|
"cpu": attr.string(mandatory=True, values=["aarch64", "armhf"]),
|
|
},
|
|
provides = [CcToolchainConfigInfo],
|
|
executable = True,
|
|
)
|