| 1 | use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, Target, TargetMetadata, TargetOptions}; |
|---|---|
| 2 | |
| 3 | pub(crate) fn target() -> Target { |
| 4 | Target { |
| 5 | arch: "amdgpu".into(), |
| 6 | data_layout: "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-p7:160:256:256:32-p8:128:128-p9:192:256:256:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1-ni:7:8:9".into(), |
| 7 | llvm_target: "amdgcn-amd-amdhsa".into(), |
| 8 | metadata: TargetMetadata { |
| 9 | description: Some("AMD GPU".into()), |
| 10 | tier: Some(3), |
| 11 | host_tools: Some(false), |
| 12 | std: Some(false), |
| 13 | }, |
| 14 | pointer_width: 64, |
| 15 | |
| 16 | options: TargetOptions { |
| 17 | os: "amdhsa".into(), |
| 18 | vendor: "amd".into(), |
| 19 | linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), |
| 20 | linker: Some("rust-lld".into()), |
| 21 | |
| 22 | // There are many CPUs, one for each hardware generation. |
| 23 | // Require to set one explicitly as there is no good default. |
| 24 | need_explicit_cpu: true, |
| 25 | |
| 26 | max_atomic_width: Some(64), |
| 27 | |
| 28 | // Unwinding on GPUs is not useful. |
| 29 | panic_strategy: PanicStrategy::Abort, |
| 30 | |
| 31 | // amdgpu backend does not support libcalls. |
| 32 | no_builtins: true, |
| 33 | simd_types_indirect: false, |
| 34 | |
| 35 | // Allow `cdylib` crate type. |
| 36 | dynamic_linking: true, |
| 37 | only_cdylib: true, |
| 38 | executables: false, |
| 39 | dll_prefix: "".into(), |
| 40 | dll_suffix: ".elf".into(), |
| 41 | |
| 42 | // The LLVM backend does not support stack canaries for this target |
| 43 | supports_stack_protector: false, |
| 44 | |
| 45 | // Force LTO, object linking does not yet work with amdgpu. |
| 46 | requires_lto: true, |
| 47 | |
| 48 | ..Default::default() |
| 49 | }, |
| 50 | } |
| 51 | } |
| 52 |
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