26 lines
888 B
Rust
26 lines
888 B
Rust
use crate::abi::Endian;
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use crate::spec::{LinkerFlavor, MergeFunctions, PanicStrategy, TargetOptions};
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pub fn opts(endian: Endian) -> TargetOptions {
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TargetOptions {
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allow_asm: true,
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endian,
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linker_flavor: LinkerFlavor::Bpf,
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atomic_cas: false,
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dynamic_linking: true,
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no_builtins: true,
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panic_strategy: PanicStrategy::Abort,
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position_independent_executables: true,
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// Disable MergeFunctions since:
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// - older kernels don't support bpf-to-bpf calls
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// - on newer kernels, userspace still needs to relocate before calling
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// BPF_PROG_LOAD and not all BPF libraries do that yet
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merge_functions: MergeFunctions::Disabled,
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obj_is_bitcode: true,
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requires_lto: false,
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singlethread: true,
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max_atomic_width: Some(64),
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..Default::default()
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}
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}
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