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use crate::spec::{cvs, LinkArgs, LinkerFlavor, LldFlavor, TargetOptions};
use std::borrow::Cow;
use Arch::*;
#[allow(non_camel_case_types)]
#[derive(Copy, Clone)]
pub enum Arch {
Armv7,
Armv7k,
Armv7s,
Arm64,
Arm64_32,
I386,
X86_64,
X86_64_macabi,
Arm64_macabi,
Arm64_sim,
}
fn target_arch_name(arch: Arch) -> &'static str {
match arch {
Armv7 => "armv7",
Armv7k => "armv7k",
Armv7s => "armv7s",
Arm64 | Arm64_macabi | Arm64_sim => "arm64",
Arm64_32 => "arm64_32",
I386 => "i386",
X86_64 | X86_64_macabi => "x86_64",
}
}
fn target_abi(arch: Arch) -> &'static str {
match arch {
Armv7 | Armv7k | Armv7s | Arm64 | Arm64_32 | I386 | X86_64 => "",
X86_64_macabi | Arm64_macabi => "macabi",
Arm64_sim => "sim",
}
}
fn target_cpu(arch: Arch) -> &'static str {
match arch {
Armv7 => "cortex-a8", // iOS7 is supported on iPhone 4 and higher
Armv7k => "cortex-a8",
Armv7s => "cortex-a9",
Arm64 => "apple-a7",
Arm64_32 => "apple-s4",
I386 => "yonah",
X86_64 => "core2",
X86_64_macabi => "core2",
Arm64_macabi => "apple-a12",
Arm64_sim => "apple-a12",
}
}
fn link_env_remove(arch: Arch) -> Cow<'static, [Cow<'static, str>]> {
match arch {
Armv7 | Armv7k | Armv7s | Arm64 | Arm64_32 | I386 | X86_64 | Arm64_sim => {
cvs!["MACOSX_DEPLOYMENT_TARGET"]
}
X86_64_macabi | Arm64_macabi => cvs!["IPHONEOS_DEPLOYMENT_TARGET"],
}
}
fn pre_link_args(os: &'static str, arch: Arch) -> LinkArgs {
let mut args = LinkArgs::new();
let target_abi = target_abi(arch);
let platform_name = match target_abi {
"sim" => format!("{}-simulator", os),
"macabi" => "mac-catalyst".to_string(),
_ => os.to_string(),
};
let platform_version = match os.as_ref() {
"ios" => super::apple_base::ios_lld_platform_version(),
"tvos" => super::apple_base::tvos_lld_platform_version(),
"watchos" => super::apple_base::watchos_lld_platform_version(),
_ => unreachable!(),
};
let arch_str = target_arch_name(arch);
if target_abi != "macabi" {
args.insert(LinkerFlavor::Gcc, vec!["-arch".into(), arch_str.into()]);
}
args.insert(
LinkerFlavor::Lld(LldFlavor::Ld64),
vec![
"-arch".into(),
arch_str.into(),
"-platform_version".into(),
platform_name.into(),
platform_version.clone().into(),
platform_version.into(),
],
);
args
}
pub fn opts(os: &'static str, arch: Arch) -> TargetOptions {
TargetOptions {
abi: target_abi(arch).into(),
cpu: target_cpu(arch).into(),
dynamic_linking: false,
pre_link_args: pre_link_args(os, arch),
link_env_remove: link_env_remove(arch),
has_thread_local: false,
..super::apple_base::opts(os)
}
}
|
