From 97cb5c75b67a152f095d5325f42ebc5dcd7a1b2f Mon Sep 17 00:00:00 2001
From: Nicholas Ward <npward@berkeley.edu>
Date: Mon, 27 Feb 2023 11:48:49 -0800
Subject: [PATCH] bug fix

---
 evm/src/cpu/kernel/asm/hash/blake2b/compression.asm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/evm/src/cpu/kernel/asm/hash/blake2b/compression.asm b/evm/src/cpu/kernel/asm/hash/blake2b/compression.asm
index 498cc9d3..6e8cdb0a 100644
--- a/evm/src/cpu/kernel/asm/hash/blake2b/compression.asm
+++ b/evm/src/cpu/kernel/asm/hash/blake2b/compression.asm
@@ -131,7 +131,7 @@ compression_loop:
         // stack: i, i, loc, ...
         %blake2b_iv
         // stack: IV_i, i, loc, ...
-        DUP2
+        DUP3
         // stack: loc, IV_i, i, loc, ...
         %mstore_kernel_general
         // stack: i, loc, ...