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authorH.J. Lu <hjl.tools@gmail.com>2017-07-09 06:42:29 -0700
committerH.J. Lu <hjl.tools@gmail.com>2017-07-29 17:06:08 -0700
commit7bb9a6fba2558ac4d16e560de1d57da6f29b7944 (patch)
treec92f7e1fbbae1def1294c418cdb4447939ef2769 /sysdeps/x86_64/sysdep.h
parent4b3f8ce678f04d54832a8c01e7adb4745a6e6906 (diff)
downloadglibc-7bb9a6fba2558ac4d16e560de1d57da6f29b7944.tar.gz
x86-64: Use IFUNC memcpy and mempcpy in libc.ahjl/ifunc/master
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.
Diffstat (limited to 'sysdeps/x86_64/sysdep.h')
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