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authorH.J. Lu <hjl.tools@gmail.com>2016-06-29 04:01:58 -0700
committerH.J. Lu <hjl.tools@gmail.com>2016-06-29 07:38:22 -0700
commit14dbd01a991fc8cc6d7bc2762bfc8d2ad1da2cdf (patch)
tree2e5fcc77d9407bdf52ecbc1dfbdaa687547efa4b /nss/tst-nss-static.c
parente402823ef3852704296cd775c58e4bc633c07f20 (diff)
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X86-64: Properly align stack in _dl_tlsdesc_dynamic hjl/pr20309/master
Since _dl_tlsdesc_dynamic is called via PLT, we need to add 8 bytes for
push in the PLT entry to align the stack.

	[BZ #20309]
	* configure.ac (have-mtls-dialect-gnu2): Set to yes if
	-mtls-dialect=gnu2 works.
	* configure: Regenerated.
	* elf/Makefile [have-mtls-dialect-gnu2 = yes]
	(tests): Add tst-gnu2-tls1.
	(modules-names): Add tst-gnu2-tls1mod.
	($(objpfx)tst-gnu2-tls1): New.
	(tst-gnu2-tls1mod.so-no-z-defs): Likewise.
	(CFLAGS-tst-gnu2-tls1mod.c): Likewise.
	* elf/tst-gnu2-tls1.c: New file.
	* elf/tst-gnu2-tls1mod.c: Likewise.
	* sysdeps/x86_64/dl-tlsdesc.S (_dl_tlsdesc_dynamic): Add 8
	bytes for push in the PLT entry to align the stack.
Diffstat (limited to 'nss/tst-nss-static.c')
0 files changed, 0 insertions, 0 deletions