Added arm package

src/arm/Compare.go

@@ -0,0 +1,17 @@
+package arm
+
+import "git.urbach.dev/cli/q/src/cpu"
+
+// CompareRegisterNumber is an alias for a subtraction that updates the conditional flags and discards the result.
+func CompareRegisterNumber(register cpu.Register, number int) (code uint32, encodable bool) {
+	if number < 0 {
+		return addRegisterNumber(ZR, register, -number, 1)
+	}
+
+	return subRegisterNumber(ZR, register, number, 1)
+}
+
+// CompareRegisterRegister is an alias for a subtraction that updates the conditional flags and discards the result.
+func CompareRegisterRegister(reg1 cpu.Register, reg2 cpu.Register) uint32 {
+	return subRegisterRegister(ZR, reg1, reg2, 1)
+}