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feat: add cross compiling with Yocto SDK #140

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2 changes: 2 additions & 0 deletions worker/.bazelrc
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Original file line number Diff line number Diff line change
@@ -0,0 +1,2 @@
build:riscv64 --platforms=//platforms:riscv64_linux
build:riscv64 --extra_toolchains=//toolchains/riscv:cc_toolchain_for_linux_riscv64
98 changes: 69 additions & 29 deletions worker/BUILD
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Original file line number Diff line number Diff line change
Expand Up @@ -71,42 +71,82 @@ cc_binary(
"@curl//:curl",
],
copts = [
"-mssse3",
"-msse4.2",
"-mpclmul",
"-maes",
"-I$(GENDIR)/..",
"-I/usr/include",
],
] + select({
"@platforms//cpu:x86_64": [
"-mssse3",
"-msse4.2",
"-mpclmul",
"-maes",
"-I/usr/include",
],
"@platforms//cpu:riscv64": [],
"//conditions:default": ["-I/usr/include"],
}),
cxxopts = [
"-std=c++17",
"-std=c++17",
],
linkopts = [
"-L/usr/local/openssl/lib",
"-lssl",
"-lcrypto",

"-L/usr/local/lib",
"-lprometheus-cpp-push",
"-lprometheus-cpp-core",

"-L/usr/lib",
"-lrte_eal",
"-lrte_ethdev",
"-lrte_mempool",
"-lrte_mbuf",
"-lrte_bus_vdev",
"-lrte_ring",
"-lrte_telemetry",
"-lrte_kvargs",
"-lrte_log",
"-lrte_net",
"-lrte_hash",
"-lrte_timer",
"-lsqlite3",

"-lsqlite3",
"-lssl",
"-lcrypto",
"-lnuma",
"-ldl",
"-lpthread",
],
] + select({
"@platforms//cpu:x86_64": [
"-L/usr/local/openssl/lib",
"-L/usr/local/lib",
"-L/usr/lib",
"-lrte_eal",
"-lrte_ethdev",
"-lrte_mempool",
"-lrte_mbuf",
"-lrte_bus_vdev",
"-lrte_ring",
"-lrte_telemetry",
"-lrte_kvargs",
"-lrte_log",
"-lrte_net",
"-lrte_hash",
"-lrte_timer",
],
"@platforms//cpu:riscv64": [
"-Wl,--whole-archive",
"-lrte_eal",
"-lrte_ethdev",
"-lrte_mempool",
"-lrte_mbuf",
"-lrte_bus_vdev",
"-lrte_ring",
"-lrte_telemetry",
"-lrte_kvargs",
"-lrte_log",
"-lrte_net",
"-lrte_hash",
"-lrte_timer",
"-lrte_net_af_xdp",
"-Wl,--no-whole-archive",
"-lbpf",
"-lxdp",
"-lelf",
"-lz",
],
"//conditions:default": [
"-lrte_eal",
"-lrte_ethdev",
"-lrte_mempool",
"-lrte_mbuf",
"-lrte_bus_vdev",
"-lrte_ring",
"-lrte_telemetry",
"-lrte_kvargs",
"-lrte_log",
"-lrte_net",
"-lrte_hash",
"-lrte_timer",
],
}),
)
9 changes: 9 additions & 0 deletions worker/MODULE.bazel
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Original file line number Diff line number Diff line change
Expand Up @@ -12,3 +12,12 @@ bazel_dep(name = "bazel_skylib", version = "1.8.1")
bazel_dep(name = "rules_proto", version = "7.0.2")
bazel_dep(name = "protobuf", version = "31.1", repo_name = "com_google_protobuf")
bazel_dep(name = "grpc", version = "1.78.0")

register_toolchains(
"//toolchains/riscv:cc_toolchain_for_linux_riscv64",
)

local_path_override(
module_name = "zlib",
path = "third_party/system_zlib",
)
5 changes: 5 additions & 0 deletions worker/third_party/system_zlib/BUILD
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@@ -0,0 +1,5 @@
cc_library(
name = "zlib",
linkopts = ["-lz"],
visibility = ["//visibility:public"],
)
4 changes: 4 additions & 0 deletions worker/third_party/system_zlib/MODULE.bazel
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@@ -0,0 +1,4 @@
module(
name = "zlib",
version = "1.3.1",
)
2 changes: 1 addition & 1 deletion worker/toolchains/riscv/BUILD
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ filegroup(name = "empty")

cc_toolchain(
name = "linux_riscv64_toolchain",
toolchain_identifier = "linux_riscv64-toolchain",
toolchain_identifier = "riscv-yocto-toolchain",
toolchain_config = ":linux_riscv64_toolchain_config",
all_files = ":empty",
compiler_files = ":empty",
Expand Down
71 changes: 41 additions & 30 deletions worker/toolchains/riscv/cc_toolchain_config.bzl
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Original file line number Diff line number Diff line change
Expand Up @@ -18,19 +18,24 @@ all_compile_actions = [
ACTION_NAMES.c_compile,
]

_SDK_BASE = "/opt/riscv-sdk"
_SDK_HOST = _SDK_BASE + "/sysroots/x86_64-pokysdk-linux"
_SDK_TARGET = _SDK_BASE + "/sysroots/riscv64-poky-linux"
_TOOLCHAIN_BIN = _SDK_HOST + "/usr/bin/riscv64-poky-linux"

def _impl(ctx):
tool_paths = [
tool_path(
name = "gcc",
path = "/usr/bin/riscv64-linux-gnu-g++",
path = _TOOLCHAIN_BIN + "/riscv64-poky-linux-gcc",
),
tool_path(
name = "ld",
path = "/usr/bin/riscv64-linux-gnu-ld",
path = _TOOLCHAIN_BIN + "/riscv64-poky-linux-ld",
),
tool_path(
name = "ar",
path = "/usr/bin/riscv64-linux-gnu-ar",
path = _TOOLCHAIN_BIN + "/riscv64-poky-linux-ar",
),
tool_path(
name = "cpp",
Expand All @@ -42,19 +47,37 @@ def _impl(ctx):
),
tool_path(
name = "nm",
path = "/usr/bin/riscv64-linux-gnu-nm",
path = _TOOLCHAIN_BIN + "/riscv64-poky-linux-nm",
),
tool_path(
name = "objdump",
path = "/usr/bin/riscv64-linux-gnu-objdump",
path = _TOOLCHAIN_BIN + "/riscv64-poky-linux-objdump",
),
tool_path(
name = "strip",
path = "/usr/bin/riscv64-linux-gnu-strip",
path = _TOOLCHAIN_BIN + "/riscv64-poky-linux-strip",
),
]

features = [
feature(
name = "default_compile_flags",
enabled = True,
flag_sets = [
flag_set(
actions = all_compile_actions,
flag_groups = [
flag_group(
flags = [
"--sysroot=" + _SDK_TARGET,
"-O2",
"-pipe",
],
),
],
),
],
),
feature(
name = "default_linker_flags",
enabled = True,
Expand All @@ -64,16 +87,10 @@ def _impl(ctx):
flag_groups = [
flag_group(
flags = [
"-L/usr/riscv64-linux-gnu/lib",
"-Wl,-rpath=/usr/riscv64-linux-gnu/lib",
"-Wl,--start-group",
"-lprometheus-cpp-push",
"-lprometheus-cpp-core",
"-lcurl",
"-lssl",
"-lcrypto",
"-lz",
"-Wl,--end-group",
"--sysroot=" + _SDK_TARGET,
"-L" + _SDK_TARGET + "/usr/lib",
"-Wl,-rpath=" + _SDK_TARGET + "/usr/lib",
"-lstdc++",
],
),
],
Expand All @@ -90,9 +107,6 @@ def _impl(ctx):
flag_group(
flags = [
"-std=c++17",
"-isystem/usr/riscv64-linux-gnu/include/c++/11",
"-isystem/usr/riscv64-linux-gnu/include/c++/11/riscv64-linux-gnu",
"-isystem/usr/lib/gcc-cross/riscv64-linux-gnu/11/include",
],
),
],
Expand All @@ -105,27 +119,24 @@ def _impl(ctx):
ctx = ctx,
features = features,
cxx_builtin_include_directories = [
"/usr/riscv64-linux-gnu/include/c++/11",
"/usr/riscv64-linux-gnu/include/c++/11/riscv64-linux-gnu",
"/usr/lib/gcc-cross/riscv64-linux-gnu/11/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/11/include-fixed",
"/usr/riscv64-linux-gnu/include",
"/usr/include",
"/usr/local/include",
_SDK_HOST + "/usr/lib/riscv64-poky-linux/gcc/riscv64-poky-linux/13.4.0/include",
_SDK_TARGET + "/usr/include/c++/13.4.0",
_SDK_TARGET + "/usr/include/c++/13.4.0/riscv64-poky-linux",
_SDK_TARGET + "/usr/include",
],
toolchain_identifier = "riscv-toolchain",
toolchain_identifier = "riscv-yocto-toolchain",
host_system_name = "local",
target_system_name = "riscv64-linux-gnu",
target_system_name = "riscv64-poky-linux",
target_cpu = "riscv64",
target_libc = "glibc",
compiler = "gcc",
abi_version = "lp64d",
abi_libc_version = "glibc_2.36",
abi_libc_version = "glibc_2.39",
tool_paths = tool_paths,
)

cc_toolchain_config = rule(
implementation = _impl,
attrs = {},
provides = [CcToolchainConfigInfo],
)
)
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