♻️ Simplified imports and moved Register struct to own file

src/simulator/register.rs

@@ -0,0 +1,51 @@
+use std::ops::{Add,  Sub};
+
+pub trait RegisterNum: Add<Output=Self> + Sub<Output=Self> + PartialEq + Copy {}
+
+impl RegisterNum for i64 {}
+
+impl RegisterNum for f32 {}
+
+/// Machine register array
+#[derive(PartialEq)]
+pub struct Register<U: RegisterNum> {
+	/// 32 available registers of type U
+	register: [U; 32]
+}
+
+impl<U: RegisterNum> Register<U> {
+
+	/// Returns the current value held in register *position*
+	pub fn get_reg(&self, position: u8) -> U {
+		self.register[position as usize]
+	}
+
+	/// Set value of register *position* to *value* 
+	pub fn set_reg(&mut self, position: usize, value: U) {
+		self.register[position] = value;
+	}
+
+
+}
+
+impl Register<i64> {
+
+	/// i64 register constructor
+	pub fn init() -> Register<i64> {
+		Register { 
+			register: [0i64; 32]
+		}
+	}
+
+}
+
+impl Register<f32> {
+
+	/// f32 register constructor
+	pub fn init() -> Register<f32> {
+		Register { 
+			register: [0f32; 32]
+		}
+	}
+
+}