1 files changed, 13 insertions, 0 deletions
diff --git a/rtl/core/uarch.sv b/rtl/core/uarch.sv
index c5a449c..1ba039e 100644
--- a/rtl/core/uarch.sv
+++ b/rtl/core/uarch.sv
@@ -4,6 +4,19 @@
 // Decodifica como andeq r0, r0, r0
 `define NOP 32'd0
 
+typedef logic[31:0] word;
+typedef logic[29:0] ptr;
+
+/* Se necesitan 30 GPRs. De A2.3:
+ *
+ *   The ARM processor has a total of 37 registers:
+ *
+ *    Thirty-one general-purpose registers, including a program counter. These
+ *    registers are 32 bits wide and are described in General-purpose registers on
+ *    page A2-6.
+ */
+typedef logic[4:0] reg_index;
+
 typedef enum logic[1:0]
 {
 	ALU_ADD,