Added ENABLE_HEAVY_TESTS flag for long tests

Makefile

@@ -8,6 +8,10 @@ else
 export YOSYS_NOVERIFIC=1
 endif
 
+ifeq ($(ENABLE_HEAVY_TESTS),1)
+export ENABLE_HEAVY_TESTS=1
+endif
+
 all: $(addsuffix /.stamp,$(SUBDIRS))
 	echo; find * -name "*.status" | sort | xargs grep -H . | sed 's,^,    ,; s,.status:,\t,; s,PASS,pass,;' | expand -t100; echo
 	touch .stamp

architecture/Makefile

@@ -69,7 +69,9 @@ $(eval $(call template,synth_sf2_error,synth_sf2_fully_selected ))
 #xilinx
 $(eval $(call template,synth_xilinx,synth_xilinx synth_xilinx_top synth_xilinx_blif synth_xilinx_edif synth_xilinx_run synth_xilinx_flatten synth_xilinx_retime synth_xilinx_vpr synth_xilinx_arch_xcup synth_xilinx_arch_xcu synth_xilinx_arch_xc7 synth_xilinx_arch_xc6s synth_xilinx_nobram synth_xilinx_nodram synth_xilinx_nosrl))
 $(eval $(call template,synth_xilinx_error,synth_xilinx_fully_selected synth_xilinx_invalid_arch ))
+ifeq ($(ENABLE_HEAVY_TESTS),1)
 $(eval $(call template,synth_xilinx_srl,synth_xilinx_srl))
+endif
 
 #greenpak4
 $(eval $(call template,synth_greenpak4,synth_greenpak4 synth_greenpak4_top synth_greenpak4_json synth_greenpak4_run synth_greenpak4_noflatten synth_greenpak4_retime synth_greenpak4_part621 synth_greenpak4_part620 synth_greenpak4_part140))

regression/Makefile

@@ -30,8 +30,9 @@ $(eval $(call template,issue_00041,issue_00041))
 $(eval $(call template,issue_00059,issue_00059))
 
 #issue_00065
-# Takes too long
+ifeq ($(ENABLE_HEAVY_TESTS),1)
 #$(eval $(call template,issue_00065,issue_00065))
+endif
 
 #issue_00067
 $(eval $(call template,issue_00067,issue_00067))