From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 8 Jul 2019 06:17:46 +0000 (+0100)
Subject: add create, inf, nan and zero to unit test code
X-Git-Tag: ls180-24jan2020~884
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e699c535083d5034e70a20b59ed3c2a95e6236f2;p=ieee754fpu.git

add create, inf, nan and zero to unit test code
---

diff --git a/src/ieee754/fpcommon/test/unit_test_double.py b/src/ieee754/fpcommon/test/unit_test_double.py
index ac7ab7b6..bfa949dc 100644
--- a/src/ieee754/fpcommon/test/unit_test_double.py
+++ b/src/ieee754/fpcommon/test/unit_test_double.py
@@ -33,6 +33,18 @@ def match(x, y):
         (x == y)
         )
 
+def create(s, e, x):
+    return (s<<63) | ((e+1023) << 52) | m
+
+def inf(s):
+    return create(s, 1024, 0)
+
+def nan(s):
+    return create(s, 1024, 1<<52)
+
+def zero(s):
+    return s<<63
+
 def get_case(dut, a, b):
     yield dut.in_a.v.eq(a)
     yield dut.in_a.stb.eq(1)
diff --git a/src/ieee754/fpcommon/test/unit_test_half.py b/src/ieee754/fpcommon/test/unit_test_half.py
index 50c9c24e..9f640846 100644
--- a/src/ieee754/fpcommon/test/unit_test_half.py
+++ b/src/ieee754/fpcommon/test/unit_test_half.py
@@ -33,6 +33,18 @@ def match(x, y):
         (x == y)
         )
 
+def create(s, e, x):
+    return (s<<15) | ((e+15) << 11) | m
+
+def inf(s):
+    return create(s, 16, 0)
+
+def nan(s):
+    return create(s, 16, 1<<11)
+
+def zero(s):
+    return s<<15
+
 def get_case(dut, a, b):
     yield dut.in_a.v.eq(a)
     yield dut.in_a.stb.eq(1)