Adding gitignore file for Synopsys VCS simulator.
@@ -0,0 +1,23 @@
+# Waveforms
+*.vpd
+*.vcd
+*.evcd
+
+# Binary files
+simv
+# Directories used for compilation
+csrc/
+simv.daidir/
+# Log files
+*.log
+# DVE, UCLI related files
+DVEfiles/
+ucli*
+*.key
+# Coverage related files
+simv.vdb/
+urgReport/