BUILD.gn

import("//llvm/lib/Target/targets.gni")
import("//llvm/utils/gn/build/mac_sdk.gni")
import("//llvm/utils/gn/build/toolchain/compiler.gni")

# In the GN build, compiler-rt is always built by just-built clang and lld.
# FIXME: For macOS and iOS builds, depend on lib in all needed target arch
# toolchains and then lipo them together for the final output.
if (current_os == "win") {
  supported_toolchains = [ "//llvm/utils/gn/build/toolchain:stage2_win" ]
  supported_toolchains += [ "//llvm/utils/gn/build/toolchain:stage2_win_x86" ]
} else {
  supported_toolchains = [ "//llvm/utils/gn/build/toolchain:stage2_unix" ]
}
supported_toolchains += supported_android_toolchains
group("compiler-rt") {
  deps = [ "//compiler-rt/include($host_toolchain)" ]
  foreach(toolchain, supported_toolchains) {
    deps += [ "//compiler-rt/lib($toolchain)" ]
  }

  # FIXME: Do this only if a gn arg compiler_rt_enable_ios is set?
  # That would match the cmake build.
  if (host_os == "mac" && have_ios_sdks) {
    if (llvm_build_AArch64) {
      deps += [ "//compiler-rt/lib/builtins(//llvm/utils/gn/build/toolchain:stage2_ios_aarch64)" ]
    }
    if (llvm_build_X86) {
      deps += [ "//compiler-rt/lib/builtins(//llvm/utils/gn/build/toolchain:stage2_iossim_x64)" ]
    }
  }
}