# i386 cross compile notes

I386_SRC=$(SRC_PATH)/tests/tcg/i386

# Set search path for all sources
VPATH 		+= $(I386_SRC)

I386_SRCS=$(notdir $(wildcard $(I386_SRC)/*.c))
I386_TESTS=$(I386_SRCS:.c=)
I386_ONLY_TESTS=$(filter-out test-i386-ssse3, $(I386_TESTS))
# Update TESTS
TESTS+=$(I386_ONLY_TESTS)

ifneq ($(TARGET_NAME),x86_64)
CFLAGS+=-m32
endif

#
# hello-i386 is a barebones app
#
hello-i386: CFLAGS+=-ffreestanding
hello-i386: LDFLAGS+=-nostdlib

#
# test-386 includes a couple of additional objects that need to be linked together
#

test-i386: test-i386.c test-i386-code16.S test-i386-vm86.S test-i386.h test-i386-shift.h test-i386-muldiv.h
	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ \
	   $(<D)/test-i386.c $(<D)/test-i386-code16.S $(<D)/test-i386-vm86.S -lm

# Specialist test runners
run-runcom: runcom pi_10.com
	$(call quiet-command, $(QEMU) ./runcom $(I386_SRC)/pi_10.com > runcom.out, "TEST", "$< on $(TARGET_NAME)")

ifeq ($(SPEED), slow)

test-i386-fprem.ref: test-i386-fprem
	$(call quiet-command, ./$< > $@,"GENREF","generating $@")

run-test-i386-fprem: TIMEOUT=60
run-test-i386-fprem: test-i386-fprem
	$(call quiet-command, \
		$(QEMU) $< > $<.out && \
		diff -u $(I386_SRC)/$<.ref $<.out, \
		"TEST", "$< (default) on $(TARGET_NAME)")
else
run-test-i386-fprem: test-i386-fprem
	$(call quiet-command, /bin/true, "SLOW TEST", "$< SKIPPED on $(TARGET_NAME)")
endif

# On i386 and x86_64 Linux only supports 4k pages (large pages are a different hack)
EXTRA_RUNS+=run-test-mmap-4096