runtime tests

runtime/Makefile

@@ -9,6 +9,7 @@ CPY  = /opt/riscv/bin/riscv32-unknown-elf-objcopy
 VX_STR  = ./startup/vx_start.s
 VX_INT  = ./intrinsics/vx_intrinsics.s
 VX_IO   = ./io/vx_io.s ./io/vx_io.c
+VX_TEST = ./tests/tests.c
 
 VX_MAIN = ./vx_main.c
 
@@ -21,4 +22,4 @@ HEX: ELF
 	$(CPY) -O ihex vortex_runtime.elf vortex_runtime.hex
 
 ELF: 
-	$(COMP) $(CC_FLAGS) $(VX_STR) $(VX_INT) $(VX_IO) $(VX_MAIN)  -o vortex_runtime.elf
+	$(COMP) $(CC_FLAGS) $(VX_STR) $(VX_INT) $(VX_IO) $(VX_TEST) $(VX_MAIN)  -o vortex_runtime.elf