First commit - define CPU, COP0 and COP1 registers

.gitignore

@@ -0,0 +1 @@
+/target

Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "rultra64"
+version = "0.1.0"

Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "rultra64"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

src/bin/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}

src/lib.rs

@@ -0,0 +1 @@
+pub mod registers;

src/registers.rs

@@ -0,0 +1,77 @@
+pub struct Register<T: PartialOrd + Copy>(T);
+
+pub struct CPURegisters {
+    zero: Register<u64>,
+    at: Register<u64>,
+    v0: Register<u64>,
+    v1: Register<u64>,
+    a0: Register<u64>,
+    a1: Register<u64>,
+    a2: Register<u64>,
+    a3: Register<u64>,
+    t0: Register<u64>,
+    t1: Register<u64>,
+    t2: Register<u64>,
+    t3: Register<u64>,
+    t4: Register<u64>,
+    t5: Register<u64>,
+    t6: Register<u64>,
+    t7: Register<u64>,
+    s0: Register<u64>,
+    s1: Register<u64>,
+    s2: Register<u64>,
+    s3: Register<u64>,
+    s4: Register<u64>,
+    s5: Register<u64>,
+    s6: Register<u64>,
+    s7: Register<u64>,
+    t8: Register<u64>,
+    t9: Register<u64>,
+    k0: Register<u64>,
+    k1: Register<u64>,
+    gp: Register<u64>,
+    sp: Register<u64>,
+    s8: Register<u64>,
+    ra: Register<u64>,
+
+    program_counter: Register<u64>,
+}
+
+pub struct COP0Registers {
+    index: Register<u32>,
+    random: Register<u32>,
+    entry_lo_0: Register<u64>,
+    entry_lo_1: Register<u64>,
+    context: Register<u64>,
+    page_mask: Register<u32>,
+    wired: Register<u32>,
+    r7: Register<u64>,
+    bad_v_addr: Register<u64>,
+    count: Register<u32>,
+    entry_hi: Register<u64>,
+    compare: Register<u32>,
+    status: Register<u32>,
+    cause: Register<u32>,
+    epc: Register<u64>,
+    prid: Register<u32>,
+    config: Register<u32>,
+    ll_addr: Register<u32>,
+    watch_lo: Register<u32>,
+    watch_hi: Register<u32>,
+    x_context: Register<u64>,
+    r21: Register<u64>,
+    r22: Register<u64>,
+    r23: Register<u64>,
+    r24: Register<u64>,
+    r25: Register<u64>,
+    parity_error: Register<u32>,
+    cache_error: Register<u32>,
+    tag_lo: Register<u32>,
+    tag_hi: Register<u32>,
+    error_epc: Register<u64>,
+    r31: Register<u64>,
+}
+
+pub struct COP1Registers {
+    registers: [Register<f32>; 32],
+}