use crate::spec::{
    Arch, Cc, LinkerFlavor, Lld, LlvmAbi, Os, RelocModel, Target, TargetMetadata, TargetOptions,
    cvs,
};

// The PSP has custom linker requirements.
const LINKER_SCRIPT: &str = include_str!("./mipsel_sony_psp_linker_script.ld");

pub(crate) fn target() -> Target {
    let pre_link_args = TargetOptions::link_args(
        LinkerFlavor::Gnu(Cc::No, Lld::No),
        &["--emit-relocs", "--nmagic"],
    );

    Target {
        llvm_target: "mipsel-sony-psp".into(),
        metadata: TargetMetadata {
            description: Some("MIPS (LE) Sony PlatStation Portable (PSP)".into()),
            tier: Some(3),
            host_tools: Some(false),
            std: Some(false),
        },
        pointer_width: 32,
        data_layout: "e-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64".into(),
        arch: Arch::Mips,

        options: TargetOptions {
            os: Os::Psp,
            vendor: "sony".into(),
            linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
            cpu: "mips2".into(),
            linker: Some("rust-lld".into()),
            relocation_model: RelocModel::Static,

            // PSP FPU only supports single precision floats.
            features: "+single-float".into(),

            // PSP does not support trap-on-condition instructions.
            llvm_args: cvs!["-mno-check-zero-division"],
            llvm_abiname: LlvmAbi::O32,
            pre_link_args,
            link_script: Some(LINKER_SCRIPT.into()),
            ..Default::default()
        },
    }
}
