mips without optimize

2025-12-12 20:14:00 +08:00
parent 84827838e2
commit c94bebf37b
130 changed files with 5462 additions and 4182 deletions
--- a/backend/mips/Register.java
+++ b/backend/mips/Register.java
@@ -0,0 +1,58 @@
+package backend.mips;
+
+import java.util.ArrayList;
+
+public enum Register {
+    ZERO("$zero"),
+    AT("$at"),
+    V0("$v0"),
+    V1("$v1"),
+    A0("$a0"),
+    A1("$a1"),
+    A2("$a2"),
+    A3("$a3"),
+    T0("$t0"),
+    T1("$t1"),
+    T2("$t2"),
+    T3("$t3"),
+    T4("$t4"),
+    T5("$t5"),
+    T6("$t6"),
+    T7("$t7"),
+    S0("$s0"),
+    S1("$s1"),
+    S2("$s2"),
+    S3("$s3"),
+    S4("$s4"),
+    S5("$s5"),
+    S6("$s6"),
+    S7("$s7"),
+    T8("$t8"),
+    T9("$t9"),
+    K0("$k0"),
+    K1("$k1"),
+    GP("$gp"),
+    SP("$sp"),
+    FP("$fp"),
+    RA("$ra");
+
+    private String regName;
+
+    Register(String regName) {
+        this.regName = regName;
+    }
+
+    public String toString() {
+        return regName;
+    }
+
+    public static ArrayList<Register> availableRegisters() {
+        ArrayList<Register> regs = new ArrayList<>();
+        for (Register reg : Register.values()) {
+            if (reg.toString().charAt(1) == 't' || reg.toString().charAt(1) == 's') {
+                regs.add(reg);
+            }
+        }
+        return regs;
+    }
+}