From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Sat, 2 Mar 2019 13:58:45 +0000 (+0000)
Subject: move put_z to PutZ class
X-Git-Tag: ls180-24jan2020~1762
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a6e70cb6a24ebff8ca2b6fbc98c64c687523a9bc;p=ieee754fpu.git

move put_z to PutZ class
---

diff --git a/src/add/nmigen_add_experiment.py b/src/add/nmigen_add_experiment.py
index 14f73052..f6d44509 100644
--- a/src/add/nmigen_add_experiment.py
+++ b/src/add/nmigen_add_experiment.py
@@ -761,7 +761,14 @@ class FPPack(FPState):
 class FPPutZ(FPState):
 
     def action(self, m):
-        self.put_z(m, self.z, self.out_z, "get_a")
+        m.d.sync += [
+          self.out_z.v.eq(self.z.v)
+        ]
+        with m.If(self.out_z.stb & self.out_z.ack):
+            m.d.sync += self.out_z.stb.eq(0)
+            m.next = "get_a"
+        with m.Else():
+            m.d.sync += self.out_z.stb.eq(1)
 
 
 class FPADD: