r201555 - in /trunk: ChangeLog Makefile.def Mak...
ctice@gcc.gnu.org
ctice@gcc.gnu.org
Wed Aug 7 03:39:00 GMT 2013
Author: ctice
Date: Wed Aug 7 03:38:59 2013
New Revision: 201555
URL: http://gcc.gnu.org/viewcvs?rev=201555&root=gcc&view=rev
Log:
Commit the vtable verification feature. This feature is designed to
detect, at run time, if/when the vtable pointer in a C++ object has
been corrupted, before allowing virtual calls through that pointer.
If pointer corruption is detected, execution of the program is halted.
libstdc++-v3 ChangeLog:
2013-08-06 Caroline Tice <cmtice@google.com>
* fragment.am: Add XTEMPLATE_FLAGS.
* configure.ac: Add definitions for --enable-vtable-verify.
* acinclude.m4: Add --enable-vtable-verify and
--disable-vtable-verify; define --enable-vtable-verify; define
VTV_CXXFLAGS, VTV_PCH_CXXFLAGS and VTV_CXXLINKFLAGS.
* config/abi/pre/gnu.ver: Export symbols for vtable verification.
* libsupc++/Makefile.am: Define vtv_sources and add it to
libsupc___la_SOURCES and libsupc__convenience_la_SOURCES.
* libsupc++/vtv_stubs.cc: New file.
* include/Makefile.am: Add VTV_PCH_CXXFLAGS to PCHFLAGS.
* src/Makefile.am: Add VTV_CXXFLAGS to AM_CXXFLAGS; add
VTV_CXXLINKFLAGS to CXXLINK.
* src/c++98/Makefile.am: Comment out XTEMPLATE_FLAGS; add VTV_CXXFLAGS
to AM_CXXFLAGS; add VTV_CXXXLINKFLAGS to CXXLINK.
* src/C++11/Makefile.am: Ditto.
* doc/xml/manual/configure.xml: Add entry for --enable-vtable-verify.
* scripts/testsuite_flags.in: Add cxxvtvflags to Usage; cause
cxxvtvflags to use VTV_CXXFLAGS and VTV_CXXLINKFLAGS.
* testsuite/lib/libstdc++.exp: Add cxxvtvflags; add code to locate
libvtv if --enable-vtable-verify was used; set cxxvtvflags; add
cxxvtvflags to cxx_final.
* testsuite/18_support/bad_exception/23591_thread-1.c: Add
-fvtable-verify=none to compiler flags.
* testsuite/17_intro/freestanding.cc: Add -fvtable-verify=none
to compiler flags.
* configure: Regenerated.
* Makefile.in: Regenerated.
* python/Makefile.in: Regenerated.
* include/Makefile.in: Regenerated.
* libsupc++/Makefile.in: Regenerated.
* config.h.in: Regenerated.
* po/Makefile.in: Regenerated.
* src/Makefile.in: Regenerated.
* src/c++98/Makefile.in: Regenerated.
* src/c++11/Makefile.in: Regenerated.
* doc/Makefile.in: Regenerated.
* testsuite/Makefile.in: Regenerated.
top level ChangeLog:
2013-08-06 Caroline Tice <cmtice@google.com>
* configure.ac: Add target-libvtv to target_libraries; disable libvtv
on non-linux systems; add target-libvtv to noconfigdirs; add
libsupc++/.libs to C++ library search paths.
* configure: Regenerated.
* Makefile.def: Add libvtv to target_modules; make libvtv depend on
libstdc++ and libgcc.
* Makefile.in: Regenerated.
include/ChangeLog:
2013-08-06 Caroline Tice <cmtice@google.com>
* vtv-change-permission.h: New file.
contrib/ChangeLog:
2013-08-06 Caroline Tice4 <cmtice@google.com>
* gcc_update: Add libvtv files.
libgcc/ChangeLog:
2013-08-06 Caroline Tice <cmtice@google.com>
config.host (extra_parts): Add vtv_start.o, vtv_end.o
vtv_start_preinit.o and vtv_end_preinit.o.
configure.ac: Add code to check/set enable_vtable_verify.
Makefile.in: Add rules to build vtv_*.o, if enable_vtable_verify is
true.
vtv_start_preinit.c: New file.
vtv_end_preinit.c: New file.
vtv_start.c: New file.
vtv_end.c: New file.
configure: Regenerated.
gcc/ChangeLog:
2013-08-06 Caroline Tice <cmtice@google.com>
* gcc.c (VTABLE_VERIFICATION_SPEC): New definition.
(LINK_COMMAND_SPEC): Add VTABLE_VERIFICATION_SPEC.
* tree-pass.h: Add pass_vtable_verify.
* varasm.c (assemble_variable): Add code to properly set the comdat
section and name for the .vtable_map_vars section.
(assemble_vtyv_preinit_initializer): New function.
(default_sectin_type_flags): Make sure .vtable_map_vars section has
LINK_ONCE flag.
* output.h: Add function decl for assemble_vtv_preinit_initializer.
* vtable-verify.c: New file.
* vtable-verify.h: New file.
* flag-types.h (enum vtv_priority): Defintions for flag_vtable_verify
initialiation levels.
* timevar.def (TV_VTABLE_VERIFICATION): New definition.
* passes.def: Insert pass_vtable_verify.
* aclocal.m4: Reorder includes.
* doc/invoke.texi: Add documentation for the flags -fvtable-verify=,
-fvtv-debug and -fvtv-counts.
* config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add vtv_start*.o,
as appropriate, if -fvtable-verify=... is used.
(GNU_USER_TARGET_ENDFILE_SPEC): Add vtv_end*.o as appropriate, if
-fvtable-verify=... is used.
* Makefile.in (OBJS): Add vtable-verify.o to list.
(vtable-verify.o): Add new build rule.
(GTFILES): Add vtable-verify.c to list.
* common.opt (fvtable-verify=): New flag.
(vtv_priority): Values for fvtable-verify= flag.
(fvtv-counts): New flag.
(fvtv-debug): New flag.
* tree.h (save_vtable_map_decl): New extern function decl.
gcc/cp/ChangeLog:
2013-08-06 Caroline Tice <cmtice@google.com>
* Make-lang.in (*CXX_AND_OBJCXX_OBJS): Add vtable-class-hierarchy.o to
list.
(vtable-class-hierarchy.o): Add build rule.
* cp-tree.h (vtv_start_verification_constructor_init_function): New
extern function decl.
(vtv_finish_verification_constructor_init_function): New extern
function decl.
(build_vtbl_address): New extern function decl.
(get_mangled_vtable_map_var_name): New extern function decl.
(vtv_compute_class_hierarchy_transitive_closure): New extern function
decl.
(vtv_generate_init_routine): New extern function decl.
(vtv_save_class_info): New extern function decl.
(vtv_recover_class_info): New extern function decl.
(vtv_build_vtable_verify_fndecl): New extern function decl.
* class.c (finish_struct_1): Add call to vtv_save_class_info if
flag_vtable_verify is true.
* config-lang.in: Add vtable-class-hierarchy.c to gtfiles list.
* vtable-class-hierarchy.c: New file.
* mangle.c (get_mangled_vtable_map_var_name): New function.
* decl2.c (start_objects): Update function comment.
(cp_write_global_declarations): Call vtv_recover_class_info,
vtv_compute_class_hierarchy_transitive_closure and
vtv_build_vtable_verify_fndecl, before calling
finalize_compilation_unit, and call vtv_generate_init_rount after, IFF
flag_vtable_verify is true.
(vtv_start_verification_constructor_init_function): New function.
(vtv_finish_verification_constructor_init_function): New function.
* init.c (build_vtbl_address): Remove static qualifier from function.
libvtv/ChangeLog:
2013-08-06 Caroline Tice <cmtice@google.com>
Initial check-in of new vtable verification feature.
* configure.ac : New file.
* acinclude.m4 : New file.
* Makefile.am : New file.
* aclocal.m4 : New file.
* configure.tgt : New file.
* configure: New file (generated).
* Makefile.in: New file (generated).
* vtv_set.h : New file.
* vtv_utils.cc : New file.
* vtv_utils.h : New file.
* vtv_malloc.cc : New file.
* vtv_rts.cc : New file.
* vtv_malloc.h : New file.
* vtv_rts.h : New file.
* vtv_fail.cc : New file.
* vtv_fail.h : New file.
* vtv_map.h : New file.
* scripts/run-testsuite.sh : New file.
* scripts/sum-vtv-counts.c : New file.
* testsuite/parts-test-main.h : New file.
* testusite/dataentry.cc : New file.
* testsuite/temp_deriv.cc : New file.
* testsuite/register_pair.cc : New file.
* testsuite/virtual_inheritance.cc : New file.
* testsuite/field-test.cc : New file.
* testsuite/nested_vcall_test.cc : New file.
* testsuite/template-list-iostream.cc : New file.
* testsuite/register_pair_inserts.cc : New file.
* testsuite/register_pair_inserts_mt.cc : New file.
* testsuite/event.list : New file.
* testsuite/parts-test-extra-parts-views.cc : New file.
* testsuite/parts-test-extra-parts-views.h : New file.
* testsuite/environment-fail-32.s : New file.
* testsuite/parts-test-extra-parts.h : New file.
* testsuite/temp_deriv2.cc : New file.
* testsuite/dlopen_mt.cc : New file.
* testsuite/event.h : New file.
* testsuite/template-list.cc : New file.
* testsuite/replace-fail.cc : New file.
* testsuite/Makefile.am : New file.
* testsuite/Makefile.in: New file (generated).
* testsuite/mempool_negative.c : New file.
* testsuite/parts-test-main.cc : New file.
* testsuite/event-private.cc : New file.
* testsuite/thunk.cc : New file.
* testsuite/event-defintiions.cc : New file.
* testsuite/event-private.h : New file.
* testsuite/parts-test.list : New file.
* testusite/register_pair_mt.cc : New file.
* testsuite/povray-derived.cc : New file.
* testsuite/event-main.cc : New file.
* testsuite/environment.cc : New file.
* testsuite/template-list2.cc : New file.
* testsuite/thunk_vtable_map_attack.cc : New file.
* testsuite/parts-test-extra-parts.cc : New file.
* testsuite/environment-fail-64.s : New file.
* testsuite/dlopen.cc : New file.
* testsuite/so.cc : New file.
* testsuite/temp_deriv3.cc : New file.
* testsuite/const_vtable.cc : New file.
* testsuite/mempool_positive.c : New file.
* testsuite/dup_name.cc : New file.
Added:
trunk/libstdc++-v3/libsupc++/vtv_stubs.cc
Modified:
trunk/libstdc++-v3/ChangeLog
trunk/libstdc++-v3/Makefile.in
trunk/libstdc++-v3/acinclude.m4
trunk/libstdc++-v3/config.h.in
trunk/libstdc++-v3/config/abi/pre/gnu.ver
trunk/libstdc++-v3/configure
trunk/libstdc++-v3/configure.ac
trunk/libstdc++-v3/doc/Makefile.in
trunk/libstdc++-v3/doc/xml/manual/configure.xml
trunk/libstdc++-v3/fragment.am
trunk/libstdc++-v3/include/Makefile.am
trunk/libstdc++-v3/include/Makefile.in
trunk/libstdc++-v3/libsupc++/Makefile.am
trunk/libstdc++-v3/libsupc++/Makefile.in
trunk/libstdc++-v3/po/Makefile.in
trunk/libstdc++-v3/python/Makefile.in
trunk/libstdc++-v3/scripts/testsuite_flags.in
trunk/libstdc++-v3/src/Makefile.am
trunk/libstdc++-v3/src/Makefile.in
trunk/libstdc++-v3/src/c++11/Makefile.am
trunk/libstdc++-v3/src/c++11/Makefile.in
trunk/libstdc++-v3/src/c++98/Makefile.am
trunk/libstdc++-v3/src/c++98/Makefile.in
trunk/libstdc++-v3/testsuite/17_intro/freestanding.cc
trunk/libstdc++-v3/testsuite/18_support/bad_exception/23591_thread-1.c
trunk/libstdc++-v3/testsuite/Makefile.in
trunk/libstdc++-v3/testsuite/lib/libstdc++.exp
Changes in other areas also in this revision:
Added:
trunk/gcc/cp/vtable-class-hierarchy.c
trunk/gcc/vtable-verify.c
trunk/gcc/vtable-verify.h
trunk/include/vtv-change-permission.h
trunk/libgcc/vtv_end.c
trunk/libgcc/vtv_end_preinit.c
trunk/libgcc/vtv_start.c
trunk/libgcc/vtv_start_preinit.c
trunk/libvtv/
trunk/libvtv/ChangeLog
trunk/libvtv/Makefile.am
trunk/libvtv/Makefile.in
trunk/libvtv/acinclude.m4
trunk/libvtv/aclocal.m4
trunk/libvtv/autom4te.cache/
trunk/libvtv/autom4te.cache/output.0
trunk/libvtv/autom4te.cache/requests
trunk/libvtv/autom4te.cache/traces.0
trunk/libvtv/configure (with props)
trunk/libvtv/configure.ac
trunk/libvtv/configure.tgt
trunk/libvtv/scripts/
trunk/libvtv/scripts/run-testsuite.sh
trunk/libvtv/scripts/sum-vtv-counts.c
trunk/libvtv/testsuite/
trunk/libvtv/testsuite/Makefile.am
trunk/libvtv/testsuite/Makefile.in
trunk/libvtv/testsuite/const_vtable.cc
trunk/libvtv/testsuite/dataentry.cc
trunk/libvtv/testsuite/dlopen.cc
trunk/libvtv/testsuite/dlopen_mt.cc
trunk/libvtv/testsuite/dup_name.cc
trunk/libvtv/testsuite/environment-fail-32.s
trunk/libvtv/testsuite/environment-fail-64.s
trunk/libvtv/testsuite/environment.cc
trunk/libvtv/testsuite/event-definitions.cc
trunk/libvtv/testsuite/event-main.cc
trunk/libvtv/testsuite/event-private.cc
trunk/libvtv/testsuite/event-private.h
trunk/libvtv/testsuite/event.h
trunk/libvtv/testsuite/event.list
trunk/libvtv/testsuite/field-test.cc
trunk/libvtv/testsuite/mempool_negative.c
trunk/libvtv/testsuite/mempool_positive.c
trunk/libvtv/testsuite/nested_vcall_test.cc
trunk/libvtv/testsuite/parts-test-extra-parts-views.cc
trunk/libvtv/testsuite/parts-test-extra-parts-views.h
trunk/libvtv/testsuite/parts-test-extra-parts.cc
trunk/libvtv/testsuite/parts-test-extra-parts.h
trunk/libvtv/testsuite/parts-test-main.cc
trunk/libvtv/testsuite/parts-test-main.h
trunk/libvtv/testsuite/parts-test.list
trunk/libvtv/testsuite/povray-derived.cc
trunk/libvtv/testsuite/register_pair.cc
trunk/libvtv/testsuite/register_pair_inserts.cc
trunk/libvtv/testsuite/register_pair_inserts_mt.cc
trunk/libvtv/testsuite/register_pair_mt.cc
trunk/libvtv/testsuite/replace-fail.cc
trunk/libvtv/testsuite/so.cc
trunk/libvtv/testsuite/temp_deriv.cc
trunk/libvtv/testsuite/temp_deriv2.cc
trunk/libvtv/testsuite/temp_deriv3.cc
trunk/libvtv/testsuite/template-list-iostream.cc
trunk/libvtv/testsuite/template-list.cc
trunk/libvtv/testsuite/template-list2.cc
trunk/libvtv/testsuite/thunk.cc
trunk/libvtv/testsuite/thunk_vtable_map_attack.cc
trunk/libvtv/testsuite/virtual_inheritance.cc
trunk/libvtv/vtv_fail.cc
trunk/libvtv/vtv_fail.h
trunk/libvtv/vtv_malloc.cc
trunk/libvtv/vtv_malloc.h
trunk/libvtv/vtv_map.h
trunk/libvtv/vtv_rts.cc
trunk/libvtv/vtv_rts.h
trunk/libvtv/vtv_set.h
trunk/libvtv/vtv_utils.cc
trunk/libvtv/vtv_utils.h
Modified:
trunk/ChangeLog
trunk/Makefile.def
trunk/Makefile.in
trunk/configure
trunk/configure.ac
trunk/contrib/ChangeLog
trunk/contrib/gcc_update
trunk/gcc/ChangeLog
trunk/gcc/Makefile.in
trunk/gcc/aclocal.m4
trunk/gcc/common.opt
trunk/gcc/config/gnu-user.h
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/Make-lang.in
trunk/gcc/cp/class.c
trunk/gcc/cp/config-lang.in
trunk/gcc/cp/cp-tree.h
trunk/gcc/cp/decl2.c
trunk/gcc/cp/init.c
trunk/gcc/cp/mangle.c
trunk/gcc/doc/invoke.texi
trunk/gcc/flag-types.h
trunk/gcc/gcc.c
trunk/gcc/output.h
trunk/gcc/passes.def
trunk/gcc/timevar.def
trunk/gcc/tree-pass.h
trunk/gcc/tree.h
trunk/gcc/varasm.c
trunk/include/ChangeLog
trunk/libgcc/ChangeLog
trunk/libgcc/Makefile.in
trunk/libgcc/config.host
trunk/libgcc/configure
trunk/libgcc/configure.ac
Propchange: trunk/libvtv/configure
('svn:executable' added)
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