#[cfg(test)]
pub mod tests {
    use compiler::backend::*;

    #[test]
    pub fn quicksort() {
        let mut bb0 = Block::new("bb0".into());
        let addispsp_32 = Inst::Add(AddInst::new(REG_SP.into(), REG_SP.into(), (-32).into()));
        let sdra24sp = Inst::Sd(SdInst::new(REG_RA.into(), (24).into(), REG_SP.into()));
        let sds016sp = Inst::Sd(SdInst::new(REG_S0.into(), (16).into(), REG_SP.into()));
        let sds18sp = Inst::Sd(SdInst::new(REG_S1.into(), (8).into(), REG_SP.into()));
        let sds20sp = Inst::Sd(SdInst::new(REG_S2.into(), (0).into(), REG_SP.into()));
        let bgea1a2lbb0_17 = Inst::Branch(
            BranchInst::new(BranchOp::Bge, REG_A1.into(), REG_A2.into(), "LBB0_17".into())
        );
        bb0.push_inst(addispsp_32);
        bb0.push_inst(sdra24sp);
        bb0.push_inst(sds016sp);
        bb0.push_inst(sds18sp);
        bb0.push_inst(sds20sp);
        bb0.push_inst(bgea1a2lbb0_17);
        println!("{:?}", bb0.gen_asm());
    }
}