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unknown user pushed a change to branch release/2.33/master in repository glibc.
from 1916c5f062 elf: Earlier missing dynamic segment check in _dl_map_object [...] new 344a7f6da7 x86_64: Remove end of line trailing spaces new 2ce3c218c2 x86_64: Remove bzero optimization new f98a799def x86_64: Implement evex512 version of strlen, strnlen, wcslen [...] new dbb5e61851 x86-64: Ignore r_addend for R_X86_64_GLOB_DAT/R_X86_64_JUMP_SLOT new b38e8c5405 x86_64: Add strstr function with 512-bit EVEX new 4f15b723fe x86: Create header for VEC classes in x86 strings library new 0edbcc85cc x86: Add COND_VZEROUPPER that can replace vzeroupper if no `ret` new 6742c432db x86: Optimize memrchr-sse2.S new 11946110f8 x86: Optimize memrchr-evex.S new 58ca9728a8 x86: Optimize memrchr-avx2.S new 992086b659 x86: Shrink code size of memchr-avx2.S new 289f772721 x86: Shrink code size of memchr-evex.S new a2e10e7a02 x86: ZERO_UPPER_VEC_REGISTERS_RETURN_XTEST expect no transactions new b64acbbe26 x86: Align varshift table to 32-bytes new 20bfbb3a57 x86: Fix misordered logic for setting `rep_movsb_stop_threshold` new cfa13a8205 x86: Add sse42 implementation to strcmp's ifunc new 2416fd15b9 x86: Add bounds `x86_non_temporal_threshold` new 4e7f3b34a4 x86: Cleanup bounds checking in large memcpy case new e063a461a5 x86: Add BMI1/BMI2 checks for ISA_V3 check new 17d929ab2e x86: Align entry for memrchr to 64-bytes. new 44ec1e10ca x86: Put wcs{n}len-sse4.1 in the sse4.1 text section new abbc822b05 x86: Add definition for __wmemset_chk AVX2 RTM in ifunc impl list new 2abec4be8a x86: Move and slightly improve memset_erms new fd5f93749d x86: Move mem{p}{mov|cpy}_{chk_}erms to its own file new 0631ff369d x86: Add missing IS_IN (libc) check to strncmp-sse4_2.S
The 25 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "adds" were already present in the repository and have only been added to this reference.
Summary of changes: manual/tunables.texi | 2 +- string/test-rawmemchr.c | 57 +- sysdeps/x86/dl-cacheinfo.h | 32 +- sysdeps/x86/isa-level.c | 3 +- sysdeps/x86_64/bzero.S | 1 - sysdeps/x86_64/dl-machine.h | 6 +- sysdeps/x86_64/memrchr.S | 613 ++++++++++----------- sysdeps/x86_64/memset.S | 10 +- sysdeps/x86_64/multiarch/Makefile | 9 +- .../multiarch/{varshift.h => avx-rtm-vecs.h} | 29 +- .../{memset-sse2-unaligned-erms.S => avx-vecs.h} | 44 +- sysdeps/x86_64/multiarch/bzero.c | 108 ---- ...et-sse2-unaligned-erms.S => evex-vecs-common.h} | 36 +- .../multiarch/{varshift.c => evex256-vecs.h} | 26 +- .../multiarch/{varshift.c => evex512-vecs.h} | 26 +- sysdeps/x86_64/multiarch/ifunc-impl-list.c | 72 +-- sysdeps/x86_64/multiarch/memchr-avx2-rtm.S | 1 + sysdeps/x86_64/multiarch/memchr-avx2.S | 109 ++-- sysdeps/x86_64/multiarch/memchr-evex.S | 46 +- sysdeps/x86_64/multiarch/memmove-erms.S | 72 +++ .../x86_64/multiarch/memmove-vec-unaligned-erms.S | 79 +-- sysdeps/x86_64/multiarch/memrchr-avx2-rtm.S | 1 + sysdeps/x86_64/multiarch/memrchr-avx2.S | 534 +++++++++--------- sysdeps/x86_64/multiarch/memrchr-evex.S | 539 +++++++++--------- .../multiarch/memset-avx2-unaligned-erms-rtm.S | 1 - .../x86_64/multiarch/memset-avx2-unaligned-erms.S | 6 - .../multiarch/memset-avx512-unaligned-erms.S | 3 - ...{memset-sse2-unaligned-erms.S => memset-erms.S} | 45 +- .../x86_64/multiarch/memset-evex-unaligned-erms.S | 3 - .../x86_64/multiarch/memset-sse2-unaligned-erms.S | 1 - .../x86_64/multiarch/memset-vec-unaligned-erms.S | 96 +--- .../{memset-sse2-unaligned-erms.S => sse2-vecs.h} | 44 +- sysdeps/x86_64/multiarch/strcmp.c | 5 + sysdeps/x86_64/multiarch/strlen-evex-base.S | 302 ++++++++++ sysdeps/x86_64/multiarch/strlen-evex512.S | 7 + sysdeps/x86_64/multiarch/strlen-vec.S | 10 +- sysdeps/x86_64/multiarch/strncmp-sse4_2.S | 8 +- sysdeps/x86_64/multiarch/strnlen-evex512.S | 4 + sysdeps/x86_64/multiarch/strstr-avx512.c | 218 ++++++++ sysdeps/x86_64/multiarch/strstr.c | 24 +- sysdeps/x86_64/multiarch/varshift.c | 5 +- sysdeps/x86_64/multiarch/varshift.h | 3 +- sysdeps/x86_64/multiarch/vec-macros.h | 90 +++ sysdeps/x86_64/multiarch/wcslen-evex512.S | 4 + sysdeps/x86_64/multiarch/wcslen-sse4_1.S | 1 + sysdeps/x86_64/multiarch/wcsnlen-evex512.S | 5 + sysdeps/x86_64/multiarch/wcsnlen-sse4_1.S | 1 + sysdeps/x86_64/sysdep.h | 24 +- 48 files changed, 1961 insertions(+), 1404 deletions(-) delete mode 100644 sysdeps/x86_64/bzero.S copy sysdeps/x86_64/multiarch/{varshift.h => avx-rtm-vecs.h} (60%) copy sysdeps/x86_64/multiarch/{memset-sse2-unaligned-erms.S => avx-vecs.h} (56%) delete mode 100644 sysdeps/x86_64/multiarch/bzero.c copy sysdeps/x86_64/multiarch/{memset-sse2-unaligned-erms.S => evex-vecs-common.h} (60%) copy sysdeps/x86_64/multiarch/{varshift.c => evex256-vecs.h} (64%) copy sysdeps/x86_64/multiarch/{varshift.c => evex512-vecs.h} (64%) create mode 100644 sysdeps/x86_64/multiarch/memmove-erms.S copy sysdeps/x86_64/multiarch/{memset-sse2-unaligned-erms.S => memset-erms.S} (57%) copy sysdeps/x86_64/multiarch/{memset-sse2-unaligned-erms.S => sse2-vecs.h} (58%) create mode 100644 sysdeps/x86_64/multiarch/strlen-evex-base.S create mode 100644 sysdeps/x86_64/multiarch/strlen-evex512.S create mode 100644 sysdeps/x86_64/multiarch/strnlen-evex512.S create mode 100644 sysdeps/x86_64/multiarch/strstr-avx512.c create mode 100644 sysdeps/x86_64/multiarch/vec-macros.h create mode 100644 sysdeps/x86_64/multiarch/wcslen-evex512.S create mode 100644 sysdeps/x86_64/multiarch/wcsnlen-evex512.S