From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 29 Apr 2019 14:38:33 +0000 (+0100)
Subject: total shock! experimentation worked!
X-Git-Tag: ls180-24jan2020~1113
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d8ce060336180aae35957f375ab93a16787bdb1a;p=ieee754fpu.git

total shock! experimentation worked!
---

diff --git a/src/add/fsqrt.py b/src/add/fsqrt.py
index 3b6d1f23..2171646c 100644
--- a/src/add/fsqrt.py
+++ b/src/add/fsqrt.py
@@ -96,8 +96,8 @@ def fsqrt_test(x):
     s, e, m = decode_fp32(xbits)
     print("x decode", s, e, m, hex(m))
 
-    m |= 1<<24 # set top bit (the missing "1" from mantissa)
-    m <<= 24
+    m |= 1<<23 # set top bit (the missing "1" from mantissa)
+    m <<= 25
 
     sm, se = main(m, e)
     sm >>= 1