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load("@bazel_tools//tools/python:toolchain.bzl", "py_runtime_pair")
load("//build/bazel_common_rules/dist:dist.bzl", "copy_to_dist_dir")
clang = "prebuilts/clang/host/linux-x86/clang-r498229b"
make = "./prebuilts/build-tools/linux-x86/bin/make"
clang_bin = "../{toolchain}/bin/".format(toolchain = clang)
filegroup(
name = "lk_srcs",
srcs = glob(["**"]),
)
filegroup(
name = "lk_toochain",
srcs = [
"//prebuilts/build-tools:linux-x86",
"//{toolchain}:binaries".format(toolchain = clang),
],
)
environment_variables = {
"CC": clang_bin + "clang -target {clang_target}",
"LD": clang_bin + "ld.lld",
"OBJDUMP": clang_bin + "llvm-objdump",
"OBJCOPY": clang_bin + "llvm-objcopy",
"CPPFILT": clang_bin + "llvm-cxxfilt",
"SIZE": clang_bin + "llvm-size",
"NM": clang_bin + "llvm-nm",
"STRIP": clang_bin + "llvm-strip",
"LIBGCC": "",
}
environment = " ".join(['{}="{}"'.format(k, v) for k, v in environment_variables.items()])
build_command = "{make} -C lk {environment} {lk_target} && cp -R lk/build-{lk_target}/lk.elf $@"
genrule(
name = "qemu_riscv64",
srcs = [
":lk_srcs",
":lk_toochain",
],
outs = [
"qemu_riscv64/lk.elf",
],
cmd = build_command.format(
environment = environment.format(clang_target = "riscv64-unknown-elf"),
lk_target = "qemu-virt-riscv64-test",
make = make,
),
tools = [
":lk_toochain",
],
)
copy_to_dist_dir(
name = "qemu_riscv64_dist",
data = [":qemu_riscv64"],
dist_dir = "out/lk/dist",
flat = True,
)
genrule(
name = "qemu_arm64",
srcs = [
":lk_srcs",
":lk_toochain",
],
outs = [
"qemu_arm64/lk.elf",
],
cmd = build_command.format(
environment = environment.format(clang_target = "aarch64-unknown-elf"),
lk_target = "qemu-virt-arm64-test",
make = make,
),
tools = [
":lk_toochain",
],
)
copy_to_dist_dir(
name = "qemu_arm64_dist",
data = [":qemu_arm64"],
dist_dir = "out/lk/dist",
flat = True,
)
# Use SWIG enabled Python
py_runtime_pair(
name = "py_runtime_pair",
py2_runtime = "//prebuilts/build-tools:python2",
py3_runtime = "//{toolchain}:python3".format(toolchain = clang),
)
toolchain(
name = "py_toolchain",
toolchain = ":py_runtime_pair",
toolchain_type = "@bazel_tools//tools/python:toolchain_type",
)
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