# makefile for the regression tests that generate output which has to be
# compared with reference output

ifneq ($(shell echo),)
  CMD_EXE := 1
endif

CC65FLAGS := -t sim6502
SIM65FLAGS := -x 200000000

CL65 := $(if $(wildcard ../../bin/cl65*),../../bin/cl65,cl65)
SIM65 := $(if $(wildcard ../../bin/sim65*),../../bin/sim65,sim65)

ifdef CMD_EXE
RM := del /f
else
RM := rm -f
endif

WORKDIR := ../../testwrk

DIFF := $(WORKDIR)/bdiff

CFLAGS := -O2 -Wall -W -Wextra -fwrapv -fno-strict-overflow

.PHONY: all clean

SOURCES := $(wildcard *.c)
REFS := $(SOURCES:%.c=$(WORKDIR)/%.ref)
TESTS := $(foreach option,. .o. .os. .osi. .osir. .oi. .oir. .or.,$(SOURCES:%.c=$(WORKDIR)/%$(option)prg))

all: $(REFS) $(TESTS)

$(WORKDIR)/%.ref: %.c
	$(CC) $(CFLAGS) $< -o $(WORKDIR)/$*.host
	$(WORKDIR)/$*.host > $@

$(WORKDIR)/%.prg: %.c $(WORKDIR)/%.ref
	$(CL65) $(CC65FLAGS) $< -o $@
	$(SIM65) $(SIM65FLAGS) $@ > $(WORKDIR)/$*.out
	$(DIFF) $(WORKDIR)/$*.out $(WORKDIR)/$*.ref

$(WORKDIR)/%.o.prg: %.c $(WORKDIR)/%.ref
	$(CL65) -O $(CC65FLAGS) $< -o $@
	$(SIM65) $(SIM65FLAGS) $@ > $(WORKDIR)/$*.out
	$(DIFF) $(WORKDIR)/$*.out $(WORKDIR)/$*.ref

$(WORKDIR)/%.os.prg: %.c $(WORKDIR)/%.ref
	$(CL65) -Os $(CC65FLAGS) $< -o $@
	$(SIM65) $(SIM65FLAGS) $@ > $(WORKDIR)/$*.out
	$(DIFF) $(WORKDIR)/$*.out $(WORKDIR)/$*.ref

$(WORKDIR)/%.osi.prg: %.c $(WORKDIR)/%.ref
	$(CL65) -Osi $(CC65FLAGS) $< -o $@
	$(SIM65) $(SIM65FLAGS) $@ > $(WORKDIR)/$*.out
	$(DIFF) $(WORKDIR)/$*.out $(WORKDIR)/$*.ref

$(WORKDIR)/%.osir.prg: %.c $(WORKDIR)/%.ref
	$(CL65) -Osir $(CC65FLAGS) $< -o $@
	$(SIM65) $(SIM65FLAGS) $@ > $(WORKDIR)/$*.out
	$(DIFF) $(WORKDIR)/$*.out $(WORKDIR)/$*.ref

$(WORKDIR)/%.oi.prg: %.c $(WORKDIR)/%.ref
	$(CL65) -Oi $(CC65FLAGS) $< -o $@
	$(SIM65) $(SIM65FLAGS) $@ > $(WORKDIR)/$*.out
	$(DIFF) $(WORKDIR)/$*.out $(WORKDIR)/$*.ref

$(WORKDIR)/%.oir.prg: %.c $(WORKDIR)/%.ref
	$(CL65) -Oir $(CC65FLAGS) $< -o $@
	$(SIM65) $(SIM65FLAGS) $@ > $(WORKDIR)/$*.out
	$(DIFF) $(WORKDIR)/$*.out $(WORKDIR)/$*.ref

$(WORKDIR)/%.or.prg: %.c $(WORKDIR)/%.ref
	$(CL65) -Or $(CC65FLAGS) $< -o $@
	$(SIM65) $(SIM65FLAGS) $@ > $(WORKDIR)/$*.out
	$(DIFF) $(WORKDIR)/$*.out $(WORKDIR)/$*.ref

clean:
	@$(RM) $(TESTS)
	@$(RM) $(SOURCES:.c=.o)
	@$(RM) $(SOURCES:%.c=$(WORKDIR)/%.out)
	@$(RM) $(SOURCES:%.c=$(WORKDIR)/%.ref)
	@$(RM) $(SOURCES:%.c=$(WORKDIR)/%.host)