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c089fd80c7
Add a re-exec test with legacy bitmap to verify that legacy bitmap is properly hanlded by kernel. * sysdeps/x86/Makefile (tests): Add tst-cet-legacy-1a. (tst-cet-legacy-1a-ARGS): New. ($(objpfx)tst-cet-legacy-1a): New target. * sysdeps/x86/tst-cet-legacy-1a.c: New file.
99 lines
3.4 KiB
Makefile
99 lines
3.4 KiB
Makefile
ifeq ($(subdir),csu)
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gen-as-const-headers += cpu-features-offsets.sym
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endif
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ifeq ($(subdir),elf)
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sysdep-dl-routines += dl-get-cpu-features
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tests += tst-get-cpu-features tst-get-cpu-features-static
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tests-static += tst-get-cpu-features-static
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endif
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ifeq ($(subdir),setjmp)
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gen-as-const-headers += jmp_buf-ssp.sym
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sysdep_routines += __longjmp_cancel
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endif
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ifeq ($(enable-cet),yes)
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ifeq ($(subdir),elf)
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sysdep-dl-routines += dl-cet
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tests += tst-cet-legacy-1 tst-cet-legacy-1a tst-cet-legacy-2 \
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tst-cet-legacy-2a tst-cet-legacy-3 tst-cet-legacy-4
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tst-cet-legacy-1a-ARGS = -- $(host-test-program-cmd)
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ifneq (no,$(have-tunables))
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tests += tst-cet-legacy-4a tst-cet-legacy-4b tst-cet-legacy-4c
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endif
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modules-names += tst-cet-legacy-mod-1 tst-cet-legacy-mod-2 \
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tst-cet-legacy-mod-4
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CFLAGS-tst-cet-legacy-2.c += -fcf-protection=branch
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CFLAGS-tst-cet-legacy-2a.c += -fcf-protection
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CFLAGS-tst-cet-legacy-mod-1.c += -fcf-protection=none
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CFLAGS-tst-cet-legacy-mod-2.c += -fcf-protection=none
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CFLAGS-tst-cet-legacy-3.c += -fcf-protection=none
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CFLAGS-tst-cet-legacy-4.c += -fcf-protection=branch
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CFLAGS-tst-cet-legacy-4a.c += -fcf-protection
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CFLAGS-tst-cet-legacy-4b.c += -fcf-protection
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CFLAGS-tst-cet-legacy-mod-4.c += -fcf-protection=none
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$(objpfx)tst-cet-legacy-1: $(objpfx)tst-cet-legacy-mod-1.so \
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$(objpfx)tst-cet-legacy-mod-2.so
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$(objpfx)tst-cet-legacy-1a: $(objpfx)tst-cet-legacy-mod-1.so \
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$(objpfx)tst-cet-legacy-mod-2.so
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$(objpfx)tst-cet-legacy-2: $(objpfx)tst-cet-legacy-mod-2.so $(libdl)
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$(objpfx)tst-cet-legacy-2.out: $(objpfx)tst-cet-legacy-mod-1.so
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$(objpfx)tst-cet-legacy-2a: $(objpfx)tst-cet-legacy-mod-2.so $(libdl)
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$(objpfx)tst-cet-legacy-2a.out: $(objpfx)tst-cet-legacy-mod-1.so
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$(objpfx)tst-cet-legacy-4: $(libdl)
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$(objpfx)tst-cet-legacy-4.out: $(objpfx)tst-cet-legacy-mod-4.so
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ifneq (no,$(have-tunables))
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$(objpfx)tst-cet-legacy-4a: $(libdl)
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$(objpfx)tst-cet-legacy-4a.out: $(objpfx)tst-cet-legacy-mod-4.so
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tst-cet-legacy-4a-ENV = GLIBC_TUNABLES=glibc.cpu.x86_shstk=permissive
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$(objpfx)tst-cet-legacy-4b: $(libdl)
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$(objpfx)tst-cet-legacy-4b.out: $(objpfx)tst-cet-legacy-mod-4.so
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tst-cet-legacy-4b-ENV = GLIBC_TUNABLES=glibc.cpu.x86_shstk=on
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$(objpfx)tst-cet-legacy-4c: $(libdl)
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$(objpfx)tst-cet-legacy-4c.out: $(objpfx)tst-cet-legacy-mod-4.so
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tst-cet-legacy-4c-ENV = GLIBC_TUNABLES=glibc.cpu.x86_shstk=off
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endif
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endif
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# Add -fcf-protection to CFLAGS when CET is enabled.
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CFLAGS-.o += -fcf-protection
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CFLAGS-.os += -fcf-protection
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CFLAGS-.op += -fcf-protection
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CFLAGS-.oS += -fcf-protection
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# Compile assembly codes with <cet.h> when CET is enabled.
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asm-CPPFLAGS += -fcf-protection -include cet.h
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ifeq ($(subdir),elf)
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ifeq (yes,$(build-shared))
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tests-special += $(objpfx)check-cet.out
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endif
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# FIXME: Can't use all-built-dso in elf/Makefile since this file is
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# processed before elf/Makefile. Duplicate it here.
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cet-built-dso := $(common-objpfx)elf/ld.so $(common-objpfx)libc.so \
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$(filter-out $(common-objpfx)linkobj/libc.so, \
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$(sort $(wildcard $(addprefix $(common-objpfx), \
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*/lib*.so \
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iconvdata/*.so))))
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$(cet-built-dso:=.note): %.note: %
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@rm -f $@T
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LC_ALL=C $(READELF) -n $< > $@T
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test -s $@T
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mv -f $@T $@
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common-generated += $(cet-built-dso:$(common-objpfx)%=%.note)
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$(objpfx)check-cet.out: $(..)sysdeps/x86/check-cet.awk \
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$(cet-built-dso:=.note)
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LC_ALL=C $(AWK) -f $^ > $@; \
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$(evaluate-test)
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generated += check-cet.out
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endif
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endif
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