From fc11ff8d0acebbf0802854156d45cb1d8bb7c079 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Fri, 4 Aug 2017 12:27:00 -0700 Subject: x86-64: Use IFUNC memcpy and mempcpy in libc.a Since apply_irel is called before memcpy and mempcpy are called, we can use IFUNC memcpy and mempcpy in libc.a. * sysdeps/x86_64/memmove.S (MEMCPY_SYMBOL): Don't check SHARED. (MEMPCPY_SYMBOL): Likewise. * sysdeps/x86_64/multiarch/ifunc-impl-list.c (__libc_ifunc_impl_list): Test memcpy and mempcpy in libc.a. * sysdeps/x86_64/multiarch/memcpy-ssse3-back.S: Also include in libc.a. * sysdeps/x86_64/multiarch/memcpy-ssse3.S: Likewise. * sysdeps/x86_64/multiarch/memmove-avx512-no-vzeroupper.S: Likewise. * sysdeps/x86_64/multiarch/memcpy.c: Also include in libc.a. (__hidden_ver1): Don't use in libc.a. * sysdeps/x86_64/multiarch/memmove-sse2-unaligned-erms.S (__mempcpy): Don't create a weak alias in libc.a. * sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S: Support libc.a. * sysdeps/x86_64/multiarch/mempcpy.c: Also include in libc.a. (__hidden_ver1): Don't use in libc.a. --- ChangeLog | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'ChangeLog') diff --git a/ChangeLog b/ChangeLog index cc540a148e..14dd0bacbc 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,23 @@ +2017-08-04 H.J. Lu + + * sysdeps/x86_64/memmove.S (MEMCPY_SYMBOL): Don't check SHARED. + (MEMPCPY_SYMBOL): Likewise. + * sysdeps/x86_64/multiarch/ifunc-impl-list.c + (__libc_ifunc_impl_list): Test memcpy and mempcpy in libc.a. + * sysdeps/x86_64/multiarch/memcpy-ssse3-back.S: Also include + in libc.a. + * sysdeps/x86_64/multiarch/memcpy-ssse3.S: Likewise. + * sysdeps/x86_64/multiarch/memmove-avx512-no-vzeroupper.S: + Likewise. + * sysdeps/x86_64/multiarch/memcpy.c: Also include in libc.a. + (__hidden_ver1): Don't use in libc.a. + * sysdeps/x86_64/multiarch/memmove-sse2-unaligned-erms.S + (__mempcpy): Don't create a weak alias in libc.a. + * sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S: Support + libc.a. + * sysdeps/x86_64/multiarch/mempcpy.c: Also include in libc.a. + (__hidden_ver1): Don't use in libc.a. + 2017-08-04 H.J. Lu * config.make.in (have-insert): New. -- cgit 1.4.1