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use crate::spec::{LinkArgs, LinkerFlavor, LldFlavor, RelocModel};
use crate::spec::{Target, TargetOptions};

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

pub fn target() -> Target {
    let mut pre_link_args = LinkArgs::new();
    pre_link_args.insert(LinkerFlavor::Lld(LldFlavor::Ld), vec!["--emit-relocs".to_string()]);

    Target {
        llvm_target: "mipsel-sony-psp".to_string(),
        pointer_width: 32,
        data_layout: "e-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64".to_string(),
        arch: "mips".to_string(),

        options: TargetOptions {
            os: "psp".to_string(),
            vendor: "sony".to_string(),
            linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld),
            cpu: "mips2".to_string(),
            executables: true,
            linker: Some("rust-lld".to_owned()),
            relocation_model: RelocModel::Static,

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

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