Various bug fixes to assembler, added more data pointers.

makefile

@@ -7,6 +7,10 @@ CC ?= gcc
 CFLAGS ?= -Wall -Os
 PREFIX ?= /usr/local
 
+# Have the compiler write out which headers each object depends on, so that
+# editing a header rebuilds everything that includes it.
+DEPFLAGS = -MMD -MP
+
 # Directories
 SRC_DIR_EMU = Source/Emulator
 SRC_DIR_ASM = Source/Assembler
@@ -37,16 +41,29 @@ $(ASM_TARGET): $(ASM_OBJS)
 # Compile emulator source files to object files
 $(OBJ_DIR)/%.o: $(SRC_DIR_EMU)/%.c
 	mkdir -p $(OBJ_DIR)
-	$(CC) $(CFLAGS) -c $< -o $@
+	$(CC) $(CFLAGS) $(DEPFLAGS) -c $< -o $@
 
 # Compile assembler source files to object files
 $(OBJ_DIR)/%.o: $(SRC_DIR_ASM)/%.c
 	mkdir -p $(OBJ_DIR)
-	$(CC) $(CFLAGS) -c $< -o $@
+	$(CC) $(CFLAGS) $(DEPFLAGS) -c $< -o $@
+
+# Pull in the header dependencies written out by the compiler above.
+-include $(EMU_OBJS:.o=.d) $(ASM_OBJS:.o=.d)
+
+# Run the test suite against the programs in Programs/
+test: $(EMU_TARGET) $(ASM_TARGET)
+	@./Tests/run.sh
+
+# Record the current output of every test as the expected result.
+# Only do this when the current output is known to be correct.
+bless: $(EMU_TARGET) $(ASM_TARGET)
+	@./Tests/run.sh --bless
 
 # Clean up object and binary files
 clean:
 	rm -rf $(OBJ_DIR)
+	rm -rf Tests/build
 	rm -f $(EMU_TARGET) $(ASM_TARGET)
 
 # Install compiled binaries
@@ -55,4 +72,4 @@ install: $(EMU_TARGET) $(ASM_TARGET)
 	install -m 755 $^ "$(PREFIX)/bin/"
 
 # Phony targets
-.PHONY: all clean install
+.PHONY: all clean install test bless