Enable hammer simulations to run in parallel

Bumps hammer and its plugins
Updates to makefile for running simulations without BINARY
Enables make power-par to automatically connect from sim-par

vlsi/Makefile

@@ -129,7 +129,9 @@ $(SIM_CONF): $(VLSI_RTL) $(HARNESS_FILE) $(HARNESS_SMEMS_FILE) $(sim_common_file
 	  echo '    - "'$$x'"' >> $@; \
 	done
 	echo "  execution_flags_meta: 'append'" >> $@
+ifneq ($(BINARY), )
 	echo "  benchmarks: ['$(BINARY)']" >> $@
+endif
 	echo "  tb_dut: 'testHarness.$(VLSI_HARNESS_DUT_NAME)'" >> $@
 
 $(SIM_DEBUG_CONF): $(VLSI_RTL) $(HARNESS_FILE) $(HARNESS_SMEMS_FILE) $(sim_common_files)
@@ -158,12 +160,14 @@ $(POWER_CONF): $(VLSI_RTL) $(HARNESS_FILE) $(HARNESS_SMEMS_FILE) $(sim_common_fi
 	echo "power.inputs:" > $@
 	echo "  tb_dut: 'testHarness/$(VLSI_HARNESS_DUT_NAME)'" >> $@
 	echo "  database: '$(OBJ_DIR)/par-rundir/$(VLSI_TOP)_FINAL'" >> $@
+ifneq ($(BINARY), )
 	echo "  saifs: [" >> $@
 	echo "    '$(OBJ_DIR)/sim-par-rundir/$(notdir $(BINARY))/ucli.saif'" >> $@
 	echo "  ]" >> $@
 	echo "  waveforms: [" >> $@
 	#echo "    '$(OBJ_DIR)/sim-par-rundir/$(notdir $(BINARY))/$(sim_out_name).vcd'" >> $@
 	echo "  ]" >> $@
+endif
 	echo "  start_times: ['0ns']" >> $@
 	echo "  end_times: [" >> $@
 	echo "    '`bc <<< $(timeout_cycles)*$(CLOCK_PERIOD)`ns'" >> $@