Debugged pipeline register and state update. All test cases ok.timing_fix

1 files changed, 2 insertions, 2 deletions

diff --git a/src/rtl/chacha_qr.v b/src/rtl/chacha_qr.v
index 5189030..ba68d51 100644
--- a/src/rtl/chacha_qr.v
+++ b/src/rtl/chacha_qr.v
@@ -130,7 +130,7 @@ module chacha_qr(
       a0 = a + b;
       a0_new = a0;
 
-      d0 = d ^ a0;
+      d0 = d ^ a0_reg;
       d1 = {d0[15 : 0], d0[31 : 16]};
 
       c0 = c + d1;
@@ -139,7 +139,7 @@ module chacha_qr(
       b0 = b ^ c0;
       b1 = {b0[19 : 0], b0[31 : 20]};
 
-      a1 = a0 + b1;
+      a1 = a0_reg + b1;
 //      a1_new = a1;
 
       d2 = d1 ^ a1;