parasol_cpu 0.10.0

This crate contains the Parasol CPU, which runs programs over a mix of encrypted and plaintext data.
Documentation 
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use std::sync::Arc;

use crate::{ArgsBuilder, Memory, proc::IsaOp, register_names::*, test_utils::make_computer_128};

use parasol_runtime::{
    fluent::{Int8, UInt8},
    test_utils::get_secret_keys_128,
};

#[test]
fn can_neg_plaintext_inputs() {
    let (mut proc, _enc) = make_computer_128();

    let val1 = 14u8;
    let expected = val1.wrapping_neg();

    let memory = Arc::new(Memory::new_default_stack());

    let args = ArgsBuilder::new().arg(val1).return_value::<u8>();

    let program = memory.allocate_program(&[
        IsaOp::Load(T0, SP, 8, 0),
        IsaOp::Neg(T0, T0),
        IsaOp::Store(RP, T0, 8, 0),
        IsaOp::Ret(),
    ]);

    let ans = proc.run_program(program, &memory, args).unwrap();

    assert_eq!(expected, ans);
}

#[test]
fn can_neg_unsigned_ciphertext_inputs() {
    let (mut proc, enc) = make_computer_128();
    let sk = get_secret_keys_128();

    let val1 = 14u8;
    let expected = val1.wrapping_neg();

    let memory = Arc::new(Memory::new_default_stack());
    let args = ArgsBuilder::new()
        .arg(UInt8::encrypt_secret(val1 as u128, &enc, &sk))
        .return_value::<UInt8>();

    let program = memory.allocate_program(&[
        IsaOp::Load(T0, SP, 8, 0),
        IsaOp::Neg(T0, T0),
        IsaOp::Store(RP, T0, 8, 0),
        IsaOp::Ret(),
    ]);

    let ans = proc.run_program(program, &memory, args).unwrap();

    assert_eq!(expected, ans.decrypt(&enc, &sk) as u8);
}

#[test]
fn can_neg_signed_ciphertext_inputs() {
    let (mut proc, enc) = make_computer_128();
    let sk = get_secret_keys_128();

    let val1 = -14i8;
    let expected = val1.wrapping_neg();

    let memory = Arc::new(Memory::new_default_stack());
    let args = ArgsBuilder::new()
        .arg(Int8::encrypt_secret(val1 as i128, &enc, &sk))
        .return_value::<Int8>();

    let program = memory.allocate_program(&[
        IsaOp::Load(T0, SP, 8, 0),
        IsaOp::Neg(T0, T0),
        IsaOp::Store(RP, T0, 8, 0),
        IsaOp::Ret(),
    ]);

    let ans = proc.run_program(program, &memory, args).unwrap();

    assert_eq!(expected, ans.decrypt(&enc, &sk) as i8);
}