Implement JR CC, $nn

rtl/cpu/cpu_pkg.svh

@@ -32,6 +32,13 @@ package cpu_pkg;
         REG16_SP_AF = 2'h03
     } reg16_t;
 
+    typedef enum logic [1:0] {
+        CC_NZ = 2'h00,
+        CC_Z  = 2'h01,
+        CC_NC = 2'h02,
+        CC_C  = 2'h03
+    } cc_t;
+
     typedef enum logic [3:0] {
         ALU_OP_ADD = 4'h00,
         ALU_OP_ADC = 4'h01,
@@ -72,6 +79,11 @@ package cpu_pkg;
         ADR_SRC_HL
     } adr_src_t;
 
+    typedef enum {
+        PC_SRC_SEQ,
+        PC_SRC_OPERAND8
+    } pc_src_t;
+
 endpackage
 
 `define DEF_FF(register, next, we, rst_value) \