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