From 96ceed2f296a44ca60fc8cd0f91c35edcc2d7b41 Mon Sep 17 00:00:00 2001
From: Anton Blanchard <anton@ozlabs.org>
Date: Wed, 16 Oct 2019 14:41:56 +1100
Subject: Add Id_Neg support (#63)

* Add Id_Neg support

* Add testcase for Id_Neg

Thanks to Pepijn for the example I based this on.
---
 src/ghdl.cc | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/ghdl.cc')

diff --git a/src/ghdl.cc b/src/ghdl.cc
index 91239e5..8d6a287 100644
--- a/src/ghdl.cc
+++ b/src/ghdl.cc
@@ -285,6 +285,7 @@ static void import_module(RTLIL::Design *design, GhdlSynth::Module m)
                 case Id_Xnor:
 		case Id_Add:
 		case Id_Sub:
+		case Id_Neg:
 		case Id_Mux2:
 		case Id_Mux4:
 		case Id_Dff:
@@ -397,6 +398,9 @@ static void import_module(RTLIL::Design *design, GhdlSynth::Module m)
 		case Id_Sub:
 			module->addSub(to_str(iname), IN(0), IN(1), OUT(0));
 			break;
+		case Id_Neg:
+			module->addNeg(to_str(iname), IN(0), OUT(0), true);
+			break;
 		case Id_Not:
 			module->addNot(to_str(iname), IN(0), OUT(0));
 			break;
-- 
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