tools/testing/selftests/x86/Makefile

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