diff --git a/arch/x86/tools/Makefile b/arch/x86/tools/Makefile index 4688f90ce5a2..f82082677337 100644 --- a/arch/x86/tools/Makefile +++ b/arch/x86/tools/Makefile @@ -1,13 +1,22 @@ PHONY += posttest ifeq ($(KBUILD_VERBOSE),1) - postest_verbose = -v + posttest_verbose = -v else - postest_verbose = + posttest_verbose = endif +ifeq ($(CONFIG_64BIT),y) + posttest_64bit = -y +else + posttest_64bit = -n +endif + +distill_awk = $(srctree)/arch/x86/tools/distill.awk +chkobjdump = $(srctree)/arch/x86/tools/chkobjdump.awk + quiet_cmd_posttest = TEST $@ - cmd_posttest = $(OBJDUMP) -d -j .text $(objtree)/vmlinux | awk -f $(srctree)/arch/x86/tools/distill.awk | $(obj)/test_get_len -$(CONFIG_64BIT) $(posttest_verbose) + cmd_posttest = ($(OBJDUMP) -v | $(AWK) -f $(chkobjdump)) || $(OBJDUMP) -d -j .text $(objtree)/vmlinux | $(AWK) -f $(distill_awk) | $(obj)/test_get_len $(posttest_64bit) $(posttest_verbose) posttest: $(obj)/test_get_len vmlinux $(call cmd,posttest) diff --git a/arch/x86/tools/chkobjdump.awk b/arch/x86/tools/chkobjdump.awk new file mode 100644 index 000000000000..0d13cd9fdcff --- /dev/null +++ b/arch/x86/tools/chkobjdump.awk @@ -0,0 +1,23 @@ +# GNU objdump version checker +# +# Usage: +# objdump -v | awk -f chkobjdump.awk +BEGIN { + # objdump version 2.19 or later is OK for the test. + od_ver = 2; + od_sver = 19; +} + +/^GNU/ { + split($4, ver, "."); + if (ver[1] > od_ver || + (ver[1] == od_ver && ver[2] >= od_sver)) { + exit 1; + } else { + printf("Warning: objdump version %s is older than %d.%d\n", + $4, od_ver, od_sver); + print("Warning: Skipping posttest."); + # Logic is inverted, because we just skip test without error. + exit 0; + } +}