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// Generic ARMv7-A target for bare-metal code - floating point enabled (assumes
// FPU is present and emits FPU instructions)
//
// This is basically the `armv7-unknown-linux-gnueabihf` target with some
// changes (list in `armv7a_none_eabi.rs`) to bring it closer to the bare-metal
// `thumb` & `aarch64` targets.
use super::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions};
pub fn target() -> Target {
let opts = TargetOptions {
abi: "eabihf".into(),
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
features: "+v7,+vfp3,-d32,+thumb2,-neon,+strict-align".into(),
relocation_model: RelocModel::Static,
disable_redzone: true,
max_atomic_width: Some(64),
panic_strategy: PanicStrategy::Abort,
emit_debug_gdb_scripts: false,
// GCC and Clang default to 8 for arm-none here
c_enum_min_bits: Some(8),
..Default::default()
};
Target {
llvm_target: "armv7a-none-eabihf".into(),
pointer_width: 32,
data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(),
arch: "arm".into(),
options: opts,
}
}
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