//! Lowering rules for S390x.

use crate::ir::Inst as IRInst;

use crate::isa::s390x::S390xBackend;

use crate::isa::s390x::inst::Inst;

use crate::machinst::{InstOutput, Lower, LowerBackend, MachLabel};

pub mod isle;

//=============================================================================

// Lowering-backend trait implementation.

impl LowerBackend for S390xBackend {

    type MInst = Inst;

    fn lower(&self, ctx: &mut Lower<Inst>, ir_inst: IRInst) -> Option<InstOutput> {

        isle::lower(ctx, self, ir_inst)

    }

    fn lower_branch(

        &self,

        ctx: &mut Lower<Inst>,

        ir_inst: IRInst,

        targets: &[MachLabel],

    ) -> Option<()> {

        isle::lower_branch(ctx, self, ir_inst, targets)

    }

}