| use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel}; |
| use crate::spec::{Target, TargetOptions}; |
| |
| pub fn target() -> Target { |
| Target { |
| data_layout: "e-m:e-p:32:32-i64:64-n32-S128".into(), |
| llvm_target: "riscv32".into(), |
| pointer_width: 32, |
| arch: "riscv32".into(), |
| |
| options: TargetOptions { |
| os: "zkvm".into(), |
| vendor: "risc0".into(), |
| linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), |
| linker: Some("rust-lld".into()), |
| cpu: "generic-rv32".into(), |
| |
| // Some crates (*cough* crossbeam) assume you have 64 bit |
| // atomics if the target name is not in a hardcoded list. |
| // Since zkvm is singlethreaded and all operations are |
| // atomic, I guess we can just say we support 64-bit |
| // atomics. |
| max_atomic_width: Some(64), |
| atomic_cas: true, |
| |
| features: "+m".into(), |
| executables: true, |
| panic_strategy: PanicStrategy::Abort, |
| relocation_model: RelocModel::Static, |
| emit_debug_gdb_scripts: false, |
| eh_frame_header: false, |
| singlethread: true, |
| ..Default::default() |
| }, |
| } |
| } |
