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import("//compiler-rt/target.gni")
import("//compiler-rt/test/test.gni")
import("//llvm/utils/gn/build/toolchain/compiler.gni")
import("//llvm/utils/gn/build/write_cmake_config.gni")
import("//llvm/version.gni")
write_cmake_config("lit_site_cfg") {
input = "lit.site.cfg.in"
output = "$target_gen_dir/lit.site.cfg"
values = [
"LIT_SITE_CFG_IN_HEADER=## Autogenerated from $input, do not edit",
"HWASAN_TEST_CONFIG_SUFFIX=-$crt_current_target",
"HWASAN_TEST_TARGET_CFLAGS=$target_flags_string",
"HWASAN_TEST_TARGET_ARCH=$crt_current_target_arch",
"COMPILER_RT_BINARY_DIR=" + rebase_path("$root_gen_dir/compiler-rt"),
"HWASAN_LIT_SOURCE_DIR=" + rebase_path("."),
]
if (current_os == "android") {
values += [ "HWASAN_ANDROID_FILES_TO_PUSH=[\"" + rebase_path(
"$crt_current_out_dir/libclang_rt.hwasan-$crt_current_target.so") + "\", \"" + rebase_path(
"$root_out_dir/bin/llvm-symbolizer") + "\"]" ]
} else {
values += [ "HWASAN_ANDROID_FILES_TO_PUSH=[]" ]
}
}
if (current_toolchain != host_toolchain) {
group("hwasan_toolchain") {
deps = [
":lit_site_cfg",
"//compiler-rt/include($host_toolchain)",
"//compiler-rt/lib/cfi:blacklist($host_toolchain)",
"//compiler-rt/lib/hwasan:hwasan_shared",
"//compiler-rt/test:lit_common_configured",
"//llvm/utils/FileCheck($host_toolchain)",
"//llvm/utils/llvm-lit($host_toolchain)",
"//llvm/utils/not($host_toolchain)",
]
# FIXME: Make the host use the stage2 llvm-symbolizer as well, for
# consistency. Currently lit.common.cfg sets up the sanitizer runtime to
# look for llvm-symbolizer in llvm_tools_dir, and also looks there for
# other tools which are built with the host toolchain.
if (current_os == host_os && current_cpu == host_cpu) {
deps += [ "//llvm/tools/llvm-symbolizer($host_toolchain)" ]
} else {
deps += [ "//llvm/tools/llvm-symbolizer" ]
}
}
}
supported_toolchains = []
if (host_os == "linux" && host_cpu == "x64") {
supported_toolchains += [ "//llvm/utils/gn/build/toolchain:stage2_unix" ]
}
if (android_ndk_path != "") {
supported_toolchains +=
[ "//llvm/utils/gn/build/toolchain:stage2_android_aarch64" ]
}
group("hwasan") {
deps = []
foreach(toolchain, supported_toolchains) {
deps += [ ":hwasan_toolchain($toolchain)" ]
}
}
if (supported_toolchains != []) {
action("check-hwasan") {
script = "$root_build_dir/bin/llvm-lit"
if (host_os == "win") {
script += ".py"
}
args = [ "-sv" ]
foreach(toolchain, supported_toolchains) {
args += [ rebase_path(
get_label_info(":lit_site_cfg($toolchain)", "target_gen_dir"),
root_build_dir) ]
}
outputs = [
"$target_gen_dir/run-lit", # Non-existing, so that ninja runs it each time.
]
# Since check-hwasan is always dirty, //:default doesn't depend on it so that
# it's not part of the default ninja target. Hence, check-hwasan shouldn't
# have any deps except :hwasan. so that the default target is sure to build
# all the deps.
deps = [
":hwasan",
]
testonly = true
pool = "//:console"
}
}
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