From a63ca157356a094823721584672b3ec5ba4de8c3 Mon Sep 17 00:00:00 2001
From: Cary R <cygcary@yahoo.com>
Date: Sat, 18 Oct 2014 15:25:17 -0700
Subject: [PATCH] Add support for putting a single delay from the VPI

---
 vvp/delay.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vvp/delay.cc b/vvp/delay.cc
index fb385bed1..730220b22 100644
--- a/vvp/delay.cc
+++ b/vvp/delay.cc
@@ -837,6 +837,7 @@ static void modpath_src_put_delays (vpiHandle ref, p_vpi_delay delays)
 
       typedef unsigned char map_array_t[12];
 	// Only the first six entries are used for the less than twelve maps.
+      static const map_array_t map_1 = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
       static const map_array_t map_2 = {0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0};
       static const map_array_t map_3 = {0, 1, 2, 0, 2, 1, 0, 0, 0, 0, 0, 0};
       static const map_array_t map_6 = {0, 1, 2, 3, 4, 5, 6, 0, 0, 0, 0, 0};
@@ -844,6 +845,9 @@ static void modpath_src_put_delays (vpiHandle ref, p_vpi_delay delays)
 
       const map_array_t*use_map = 0;
       switch (delays->no_of_delays) {
+	  case 1:
+	    use_map = &map_1;
+	    break;
 	  case 2:
 	    use_map = &map_2;
 	    break;