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// This defines the amd64 target for the Linux Kernel. See the linux-kernel-base module for
// generic Linux kernel options.
use crate::spec::{CodeModel, LinkerFlavor, Target, TargetResult};
pub fn target() -> TargetResult {
let mut base = super::linux_kernel_base::opts();
base.cpu = "x86-64".to_string();
base.max_atomic_width = Some(64);
base.features =
"-mmx,-sse,-sse2,-sse3,-ssse3,-sse4.1,-sse4.2,-3dnow,-3dnowa,-avx,-avx2,+soft-float"
.to_string();
base.code_model = Some(CodeModel::Kernel);
base.pre_link_args.get_mut(&LinkerFlavor::Gcc).unwrap().push("-m64".to_string());
Ok(Target {
// FIXME: Some dispute, the linux-on-clang folks think this should use "Linux"
llvm_target: "x86_64-elf".to_string(),
target_endian: "little".to_string(),
target_pointer_width: "64".to_string(),
target_c_int_width: "32".to_string(),
data_layout: "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
.to_string(),
target_os: "none".to_string(),
target_env: "gnu".to_string(),
target_vendor: "unknown".to_string(),
arch: "x86_64".to_string(),
linker_flavor: LinkerFlavor::Gcc,
options: base,
})
}
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