rustc-ap-rustc_target 727.0.0

Automatically published version of the package `rustc_target` in the rust-lang/rust repository from commit 9a27044f42ace9eb652781b53f598e25d4e7e918 The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish 
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use crate::spec::{LinkerFlavor, MergeFunctions, PanicStrategy, TargetOptions};
use crate::{abi::Endian, spec::abi::Abi};

pub fn opts(endian: Endian) -> TargetOptions {
    TargetOptions {
        allow_asm: true,
        endian,
        linker_flavor: LinkerFlavor::BpfLinker,
        atomic_cas: false,
        executables: true,
        dynamic_linking: true,
        no_builtins: true,
        panic_strategy: PanicStrategy::Abort,
        position_independent_executables: true,
        // Disable MergeFunctions since:
        // - older kernels don't support bpf-to-bpf calls
        // - on newer kernels, userspace still needs to relocate before calling
        //   BPF_PROG_LOAD and not all BPF libraries do that yet
        merge_functions: MergeFunctions::Disabled,
        obj_is_bitcode: true,
        requires_lto: false,
        singlethread: true,
        max_atomic_width: Some(64),
        unsupported_abis: vec![
            Abi::Cdecl,
            Abi::Stdcall { unwind: false },
            Abi::Stdcall { unwind: true },
            Abi::Fastcall,
            Abi::Vectorcall,
            Abi::Thiscall { unwind: false },
            Abi::Thiscall { unwind: true },
            Abi::Aapcs,
            Abi::Win64,
            Abi::SysV64,
            Abi::PtxKernel,
            Abi::Msp430Interrupt,
            Abi::X86Interrupt,
            Abi::AmdGpuKernel,
        ],
        ..Default::default()
    }
}