rustc_target/spec/targets/
aarch64_be_unknown_none_softfloat.rs

1// Generic big-endian AArch64 target for bare-metal code - Floating point disabled
2//
3// Can be used in conjunction with the `target-feature` and
4// `target-cpu` compiler flags to opt-in more hardware-specific
5// features.
6//
7// For example, `-C target-cpu=cortex-a53`.
8use rustc_abi::Endian;
9
10use crate::spec::{
11    Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, SanitizerSet, StackProbeType, Target,
12    TargetMetadata, TargetOptions,
13};
14
15pub(crate) fn target() -> Target {
16    let opts = TargetOptions {
17        abi: "softfloat".into(),
18        linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
19        linker: Some("rust-lld".into()),
20        features: "+v8a,+strict-align,-neon,-fp-armv8".into(),
21        relocation_model: RelocModel::Static,
22        disable_redzone: true,
23        max_atomic_width: Some(128),
24        supported_sanitizers: SanitizerSet::KCFI | SanitizerSet::KERNELADDRESS,
25        stack_probes: StackProbeType::Inline,
26        panic_strategy: PanicStrategy::Abort,
27        endian: Endian::Big,
28        ..Default::default()
29    };
30    Target {
31        llvm_target: "aarch64_be-unknown-none".into(),
32        metadata: TargetMetadata {
33            description: Some("Bare ARM64 (big-endian), softfloat".into()),
34            tier: Some(3),
35            host_tools: Some(false),
36            std: Some(false),
37        },
38        pointer_width: 64,
39        data_layout: "E-m:e-p270:32:32-p271:32:32-p272:64:64-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32".into(),
40        arch: "aarch64".into(),
41        options: opts,
42    }
43}