mirror of
https://github.com/bytecodealliance/wasm-micro-runtime.git
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138 lines
4.1 KiB
Python
138 lines
4.1 KiB
Python
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# Copyright (C) 2019 Intel Corporation. All rights reserved.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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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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"feature",
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"flag_group",
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"flag_set",
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"tool_path",
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)
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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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]
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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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def _impl(ctx):
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tool_paths = [
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tool_path(
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name = "gcc",
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path = "/opt/emsdk/upstream/emscripten/emcc",
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),
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tool_path(
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name = "ld",
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path = "/opt/emsdk/upstream/emscripten/emcc",
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),
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tool_path(
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name = "ar",
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path = "/opt/emsdk/upstream/emscripten/emar",
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),
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tool_path(
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name = "cpp",
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path = "/opt/emsdk/upstream/emscripten/em++",
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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 = "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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features = [ # NEW
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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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"-O3",
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"-msimd128",
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"-s",
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"USE_PTHREADS=0",
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"-s",
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"ERROR_ON_UNDEFINED_SYMBOLS=0",
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"-s",
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"STANDALONE_WASM=1",
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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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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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"-O3",
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"-msimd128",
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"-s",
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"USE_PTHREADS=0",
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"-s",
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"ERROR_ON_UNDEFINED_SYMBOLS=0",
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"-s",
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"STANDALONE_WASM=1",
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"-Wl,--export=__heap_base",
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"-Wl,--export=__data_end",
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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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]
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return cc_common.create_cc_toolchain_config_info(
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ctx = ctx,
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features = features, # NEW
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cxx_builtin_include_directories = [
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"/opt/emsdk/upstream/emscripten/system/include/libcxx",
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"/opt/emsdk/upstream/emscripten/system/lib/libcxxabi/include",
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"/opt/emsdk/upstream/emscripten/system/include",
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"/opt/emsdk/upstream/emscripten/system/include/libc",
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"/opt/emsdk/upstream/emscripten/system/lib/libc/musl/arch/emscripten",
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"/opt/emsdk/upstream/lib/clang/12.0.0/include/",
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],
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toolchain_identifier = "wasm-emsdk",
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host_system_name = "i686-unknown-linux-gnu",
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target_system_name = "wasm32-unknown-emscripten",
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target_cpu = "wasm32",
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target_libc = "unknown",
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compiler = "emsdk",
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abi_version = "unknown",
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abi_libc_version = "unknown",
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tool_paths = tool_paths,
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)
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emsdk_toolchain_config = rule(
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implementation = _impl,
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attrs = {},
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provides = [CcToolchainConfigInfo],
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)
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