From 8b6d6998570c6f82d4c888aba88300dcf36fb45c Mon Sep 17 00:00:00 2001
From: Kevin Kim <kevindkim723@gmail.com>
Date: Thu, 23 Feb 2023 21:57:28 -0800
Subject: [PATCH] small optimization to condzext select

---
 src/ieu/alu.sv | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ieu/alu.sv b/src/ieu/alu.sv
index b6e8d0b42..222097e1e 100644
--- a/src/ieu/alu.sv
+++ b/src/ieu/alu.sv
@@ -64,7 +64,7 @@ module alu #(parameter WIDTH=32) (
   if (`ZBA_SUPPORTED) begin: zbamuxes
     // Zero Extend Mux
     if (WIDTH == 64) begin
-      assign CondZextA = (BSelect[3] & (W64 | Funct3[0])) ? {{(32){1'b0}}, A[31:0]} : A; //NOTE: do we move this mux select logic into the Decode Stage?
+      assign CondZextA = (BSelect[3] & (W64)) ? {{(32){1'b0}}, A[31:0]} : A; //NOTE: do we move this mux select logic into the Decode Stage?
     end else assign CondZextA = A;
 
     // Pre-Shift Mux