From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Sun, 25 Nov 2018 06:43:31 +0000 (+0000)
Subject: calculate lui_auipc
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4085d7f10a044436f19b8b1ee4a26e36047499f1;p=rv32.git

calculate lui_auipc
---

diff --git a/cpu.py b/cpu.py
index a7e3ab3..ae24ce4 100644
--- a/cpu.py
+++ b/cpu.py
@@ -274,6 +274,10 @@ class CPU(Module):
         )
         self.specials += ali
 
+        lui_auipc_result = Signal(32)
+        self.comb += lui_auipc_result.eq(Mux(dc.opcode[5],
+                                             dc.immediate,
+                                             dc.immediate + fetch_output_pc))
 
 if __name__ == "__main__":
     example = CPU()