diff --git a/MAINTAINERS b/MAINTAINERS index de1ae8423e..4c955425b9 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2156,6 +2156,12 @@ W: https://travis-ci.org/qemu/qemu W: https://app.shippable.com/github/qemu/qemu W: http://patchew.org/QEMU/ +Guest Test Compilation Support +M: Alex Bennée +R: Philippe Mathieu-Daudé +F: tests/tcg/Makefile +L: qemu-devel@nongnu.org + Documentation ------------- Build system architecture diff --git a/tests/tcg/Makefile b/tests/tcg/Makefile index e12395117a..e7dbcdb5bf 100644 --- a/tests/tcg/Makefile +++ b/tests/tcg/Makefile @@ -1,125 +1,94 @@ +# -*- Mode: makefile -*- +# +# TCG tests +# +# These are complicated by the fact we want to build them for guest +# systems. This requires knowing what guests we are building and which +# ones we have cross-compilers for or docker images with +# cross-compilers. +# +# The tests themselves should be as minimal as possible as +# cross-compilers don't always have a large amount of libraries +# available. +# +# We only include the host build system for SRC_PATH and we don't +# bother with the common rules.mk. We expect the following: +# +# CC - the C compiler command +# EXTRA_CFLAGS - any extra CFLAGS +# BUILD_STATIC - are we building static binaries +# +# By default all tests are statically compiled but some host systems +# may not package static libraries by default. If an external +# cross-compiler can only build dynamic libraries the user might need +# to make extra efforts to ensure ld.so can link at runtime when the +# tests are run. +# +# We also accept SPEED=slow to enable slower running tests +# +# We also expect to be in the tests build dir for the FOO-linux-user. +# + -include ../../config-host.mak --include $(SRC_PATH)/rules.mak +-include ../config-target.mak -$(call set-vpath, $(SRC_PATH)/tests/tcg) +quiet-command = $(if $(V),$1,$(if $(2),@printf " %-7s %s\n" $2 $3 && $1, @$1)) -QEMU=../../i386-linux-user/qemu-i386 -QEMU_X86_64=../../x86_64-linux-user/qemu-x86_64 -CC_X86_64=$(CC_I386) -m64 +# Tests we are building +TESTS= -QEMU_INCLUDES += -I../.. -CFLAGS=-Wall -O2 -g -fno-strict-aliasing -#CFLAGS+=-msse2 +# Start with a blank slate, the build targets get to add stuff first +CFLAGS= +QEMU_CFLAGS= LDFLAGS= -# TODO: automatically detect ARM and MIPS compilers, and run those too +# The QEMU for this TARGET +QEMU=../qemu-$(TARGET_NAME) -# runcom maps page 0, so it requires root privileges -# also, pi_10.com runs indefinitely - -I386_TESTS=hello-i386 \ - sha1-i386 \ - test-i386 \ - test-i386-fprem \ - # runcom - -# native i386 compilers sometimes are not biarch. assume cross-compilers are -ifneq ($(ARCH),i386) -I386_TESTS+=run-test-x86_64 +# If TCG debugging is enabled things are a lot slower +ifeq ($(CONFIG_DEBUG_TCG),y) +TIMEOUT=45 +else +TIMEOUT=15 endif -TESTS = test_path -ifneq ($(call find-in-path, $(CC_I386)),) -TESTS += $(I386_TESTS) +# The order we include is important. We include multiarch, base arch +# and finally arch if it's not the same as base arch. +-include $(SRC_PATH)/tests/tcg/multiarch/Makefile.target +-include $(SRC_PATH)/tests/tcg/$(TARGET_BASE_ARCH)/Makefile.target +ifneq ($(TARGET_BASE_ARCH),$(TARGET_NAME)) +-include $(SRC_PATH)/tests/tcg/$(TARGET_NAME)/Makefile.target endif -all: $(patsubst %,run-%,$(TESTS)) -test: all +# Add the common build options +CFLAGS+=-Wall -O0 -g -fno-strict-aliasing +ifeq ($(BUILD_STATIC),y) +LDFLAGS+=-static +endif -# rules to run tests +%: %.c + $(CC) $(CFLAGS) $(EXTRA_CFLAGS) $< -o $@ $(LDFLAGS) -.PHONY: $(patsubst %,run-%,$(TESTS)) +all: $(TESTS) + +# +# Test Runners +# +# By default we just run the test with the appropriate QEMU for the +# target. More advanced tests may want to override the runner in their +# specific make rules. Additional runners for the same binary should +# be added to EXTRA_RUNS. +# + +RUN_TESTS=$(patsubst %,run-%, $(TESTS)) +RUN_TESTS+=$(EXTRA_RUNS) run-%: % - -$(QEMU) ./$* + $(call quiet-command, \ + timeout $(TIMEOUT) $(QEMU) $< > $<.out, \ + "TEST", "$< on $(TARGET_NAME)") -run-hello-i386: hello-i386 -run-sha1-i386: sha1-i386 +.PHONY: run +run: $(RUN_TESTS) -run-test-i386: test-i386 - ./test-i386 > test-i386.ref - -$(QEMU) test-i386 > test-i386.out - @if diff -u test-i386.ref test-i386.out ; then echo "Auto Test OK"; fi - -run-test-i386-fprem: test-i386-fprem - ./test-i386-fprem > test-i386-fprem.ref - -$(QEMU) test-i386-fprem > test-i386-fprem.out - @if diff -u test-i386-fprem.ref test-i386-fprem.out ; then echo "Auto Test OK"; fi - -run-test-x86_64: test-x86_64 - ./test-x86_64 > test-x86_64.ref - -$(QEMU_X86_64) test-x86_64 > test-x86_64.out - @if diff -u test-x86_64.ref test-x86_64.out ; then echo "Auto Test OK"; fi - - -run-runcom: runcom - -$(QEMU) ./runcom $(SRC_PATH)/tests/pi_10.com - -run-test_path: test_path - ./test_path - -# rules to compile tests - -hello-i386: hello-i386.c - $(CC_I386) -nostdlib $(CFLAGS) -static $(LDFLAGS) -o $@ $< - strip $@ - -# i386/x86_64 emulation test (test various opcodes) */ -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_I386) $(QEMU_INCLUDES) $(CFLAGS) $(LDFLAGS) -o $@ \ - $(