From 735c804c8e8e4bdcbe27c2e8ff74d609d7f45846 Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Tue, 1 Nov 2022 21:00:50 -0600
Subject: Implement coprocessor instruction decode

---
 rtl/core/uarch.sv | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'rtl/core/uarch.sv')

diff --git a/rtl/core/uarch.sv b/rtl/core/uarch.sv
index 3e42688..69c5edb 100644
--- a/rtl/core/uarch.sv
+++ b/rtl/core/uarch.sv
@@ -65,6 +65,7 @@ typedef struct packed
 	      writeback,
 	      update_flags,
 	      branch,
+	      coproc,
 	      ldst,
 	      mul;
 } datapath_decode;
@@ -134,6 +135,13 @@ typedef struct packed
 	        add;
 } mul_decode;
 
+typedef struct packed
+{
+	logic      load;
+	logic[2:0] op1, op2;
+	reg_num    crn, crm;
+} coproc_decode;
+
 typedef enum
 {
 	ISSUE,
-- 
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