working on goldschmidt division algorithm

[soc.git] / src / soc / fu / div / experiment / test / test_goldschmidt_div_sqrt.py

diff --git a/src/soc/fu/div/experiment/test/test_goldschmidt_div_sqrt.py b/src/soc/fu/div/experiment/test/test_goldschmidt_div_sqrt.py
index e3c28b6413c7c621c57b9cf8b153a136007d04a8..b4c9da7fa492524ac5a360fac82fb0ced93ee5c9 100644 (file)
--- a/src/soc/fu/div/experiment/test/test_goldschmidt_div_sqrt.py
+++ b/src/soc/fu/div/experiment/test/test_goldschmidt_div_sqrt.py
@@ -6,7 +6,7 @@
 
 import unittest
 from nmutil.formaltest import FHDLTestCase
-from soc.fu.div.experiment.goldschmidt_div_sqrt import (goldschmidt_div,
+from soc.fu.div.experiment.goldschmidt_div_sqrt import (GoldschmidtDivParams, goldschmidt_div,
                                                         FixedPoint)
 
 
@@ -21,14 +21,17 @@ class TestFixedPoint(FHDLTestCase):
 
 
 class TestGoldschmidtDiv(FHDLTestCase):
-    def tst(self, width):
-        assert isinstance(width, int)
-        for d in range(1, 1 << width):
-            for n in range(d << width):
+    @unittest.skip("goldschmidt_div isn't finished yet")
+    def tst(self, io_width):
+        assert isinstance(io_width, int)
+        params = GoldschmidtDivParams.get(io_width)
+        print(params)
+        for d in range(1, 1 << io_width):
+            for n in range(d << io_width):
                 expected = n // d
-                with self.subTest(width=width, n=hex(n), d=hex(d),
+                with self.subTest(io_width=io_width, n=hex(n), d=hex(d),
                                   expected=hex(expected)):
-                    result = goldschmidt_div(n, d, width)
+                    result = goldschmidt_div(n, d, params)
                     self.assertEqual(result, expected, f"result={hex(result)}")
 
     def test_1_through_5(self):