1all:
2
3include ../lib.mk
4
5.PHONY: all all_32 all_64 warn_32bit_failure clean
6
7TARGETS_C_BOTHBITS := single_step_syscall sysret_ss_attrs ldt_gdt syscall_nt ptrace_syscall
8TARGETS_C_32BIT_ONLY := entry_from_vm86 syscall_arg_fault sigreturn test_syscall_vdso unwind_vdso \
9			test_FCMOV test_FCOMI test_FISTTP
10
11TARGETS_C_32BIT_ALL := $(TARGETS_C_BOTHBITS) $(TARGETS_C_32BIT_ONLY)
12BINARIES_32 := $(TARGETS_C_32BIT_ALL:%=%_32)
13BINARIES_64 := $(TARGETS_C_BOTHBITS:%=%_64)
14
15CFLAGS := -O2 -g -std=gnu99 -pthread -Wall
16
17UNAME_M := $(shell uname -m)
18CAN_BUILD_I386 := $(shell ./check_cc.sh $(CC) trivial_32bit_program.c -m32)
19CAN_BUILD_X86_64 := $(shell ./check_cc.sh $(CC) trivial_64bit_program.c)
20
21ifeq ($(CAN_BUILD_I386),1)
22all: all_32
23TEST_PROGS += $(BINARIES_32)
24endif
25
26ifeq ($(CAN_BUILD_X86_64),1)
27all: all_64
28TEST_PROGS += $(BINARIES_64)
29endif
30
31all_32: $(BINARIES_32)
32
33all_64: $(BINARIES_64)
34
35clean:
36	$(RM) $(BINARIES_32) $(BINARIES_64)
37
38$(TARGETS_C_32BIT_ALL:%=%_32): %_32: %.c
39	$(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl -lm
40
41$(TARGETS_C_BOTHBITS:%=%_64): %_64: %.c
42	$(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl
43
44# x86_64 users should be encouraged to install 32-bit libraries
45ifeq ($(CAN_BUILD_I386)$(CAN_BUILD_X86_64),01)
46all: warn_32bit_failure
47
48warn_32bit_failure:
49	@echo "Warning: you seem to have a broken 32-bit build" 2>&1; 	\
50	echo "environment.  This will reduce test coverage of 64-bit" 2>&1; \
51	echo "kernels.  If you are using a Debian-like distribution," 2>&1; \
52	echo "try:"; 2>&1; \
53	echo "";							\
54	echo "  apt-get install gcc-multilib libc6-i386 libc6-dev-i386"; \
55	echo "";							\
56	echo "If you are using a Fedora-like distribution, try:";	\
57	echo "";							\
58	echo "  yum install glibc-devel.*i686";				\
59	exit 0;
60endif
61
62# Some tests have additional dependencies.
63sysret_ss_attrs_64: thunks.S
64ptrace_syscall_32: raw_syscall_helper_32.S
65test_syscall_vdso_32: thunks_32.S
66