From 5d7edb33d4e3086ae959ad4d18e33a07f0369d24 Mon Sep 17 00:00:00 2001
From: Nicholas Ward <npward@berkeley.edu>
Date: Wed, 14 Sep 2022 11:31:58 -0700
Subject: [PATCH] comment

---
 evm/src/cpu/kernel/asm/sha2/temp_words.asm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/evm/src/cpu/kernel/asm/sha2/temp_words.asm b/evm/src/cpu/kernel/asm/sha2/temp_words.asm
index 67ab73aa..ed610947 100644
--- a/evm/src/cpu/kernel/asm/sha2/temp_words.asm
+++ b/evm/src/cpu/kernel/asm/sha2/temp_words.asm
@@ -1,3 +1,4 @@
+// "T_1" in the SHA-256 spec
 %macro sha2_temp_word1
     // stack: e, f, g, h, K[i], W[i]
     DUP1
@@ -15,6 +16,7 @@
     // stack: Ch(e, f, g) + Sigma_1(e) + h + K[i] + W[i]
 %endmacro
 
+// "T_2" in the SHA-256 spec
 %macro sha2_temp_word2
     // stack: a, b, c
     DUP1