bjoernager/rust
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Add bare metal riscv32 target.

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This commit is contained in:
Roy Buitenhuis 2024-03-18 17:15:12 +01:00
parent c86f3ac24f
commit 2fca27cd3b
6 changed files with 40 additions and 1 deletions
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1
compiler/rustc_target/src/spec/mod.rs
View file

@ -1621,6 +1621,7 @@ supported_targets! {
("riscv32i-unknown-none-elf", riscv32i_unknown_none_elf),
("riscv32im-risc0-zkvm-elf", riscv32im_risc0_zkvm_elf),
("riscv32im-unknown-none-elf", riscv32im_unknown_none_elf),
("riscv32ima-unknown-none-elf", riscv32ima_unknown_none_elf),
("riscv32imc-unknown-none-elf", riscv32imc_unknown_none_elf),
("riscv32imc-esp-espidf", riscv32imc_esp_espidf),
("riscv32imac-esp-espidf", riscv32imac_esp_espidf),

29
compiler/rustc_target/src/spec/targets/riscv32ima_unknown_none_elf.rs Normal file
View file

@ -0,0 +1,29 @@
use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions};
pub fn target() -> Target {
Target {
data_layout: "e-m:e-p:32:32-i64:64-n32-S128".into(),
llvm_target: "riscv32".into(),
metadata: crate::spec::TargetMetadata {
description: None,
tier: None,
host_tools: None,
std: None,
},
pointer_width: 32,
arch: "riscv32".into(),
options: TargetOptions {
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(),
max_atomic_width: Some(32),
features: "+m,+a".into(),
panic_strategy: PanicStrategy::Abort,
relocation_model: RelocModel::Static,
emit_debug_gdb_scripts: false,
eh_frame_header: false,
..Default::default()
},
}
}