diff --git a/common.mk b/common.mk
index b31ddafc..84f9d498 100644
--- a/common.mk
+++ b/common.mk
@@ -28,6 +28,7 @@ EXTRA_SIM_CXXFLAGS   ?=
 EXTRA_SIM_LDFLAGS    ?=
 EXTRA_SIM_SOURCES    ?=
 EXTRA_SIM_REQS       ?=
+EXTRA_SIM_OUT_NAME   ?=
 
 ifneq ($(ASPECTS), )
 	comma = ,
@@ -361,7 +362,7 @@ get_loadarch_flag = +loadarch=$(subst mem.elf,loadarch,$(1))
 endif
 
 # get the output path base name for simulation outputs, First arg is the binary
-get_sim_out_name = $(output_dir)/$(call get_out_name,$(1))
+get_sim_out_name = $(output_dir)/$(call get_out_name,$(1))$(if $(EXTRA_SIM_OUT_NAME),.$(EXTRA_SIM_OUT_NAME),)
 # sim flags that are common to run-binary/run-binary-fast/run-binary-debug
 get_common_sim_flags = $(SIM_FLAGS) $(EXTRA_SIM_FLAGS) $(SEED_FLAG) $(call get_loadmem_flag,$(1)) $(call get_loadarch_flag,$(1))