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unknown user pushed a change to branch release/2.34/master in repository glibc.

from 7789a84923 nptl: Fix ___pthread_unregister_cancel_restore asynchronous restore new 8d324019e6 x86_64: Remove end of line trailing spaces new eb9aa96fac x86_64: Remove bzero optimization new 8ab861d295 x86_64: Implement evex512 version of strlen, strnlen, wcslen [...] new f6bc52f080 x86-64: Ignore r_addend for R_X86_64_GLOB_DAT/R_X86_64_JUMP_SLOT new 82a707aeb7 x86_64: Add strstr function with 512-bit EVEX new 70be93d1c5 x86: Create header for VEC classes in x86 strings library new e805606193 x86: Add COND_VZEROUPPER that can replace vzeroupper if no `ret` new 4901009dad x86: Optimize memrchr-sse2.S new 83a986e9fb x86: Optimize memrchr-evex.S new b05bd59823 x86: Optimize memrchr-avx2.S new a910d7e164 x86: Shrink code size of memchr-avx2.S new 3c87383a20 x86: Shrink code size of memchr-evex.S new 820504e3ed x86: ZERO_UPPER_VEC_REGISTERS_RETURN_XTEST expect no transactions new fc54e1fae8 x86: Align varshift table to 32-bytes new 6e008c884d x86: Fix misordered logic for setting `rep_movsb_stop_threshold` new 9d50e162ee x86: Add sse42 implementation to strcmp's ifunc new 94b0dc9419 x86: Add bounds `x86_non_temporal_threshold` new ba1c3f23d9 x86: Cleanup bounds checking in large memcpy case new c51d8d383c x86: Add BMI1/BMI2 checks for ISA_V3 check new d201c59177 x86: Align entry for memrchr to 64-bytes. new aadd0a1c7c x86: Put wcs{n}len-sse4.1 in the sse4.1 text section new f4598f0351 x86: Add definition for __wmemset_chk AVX2 RTM in ifunc impl list new 7079931c51 x86: Move and slightly improve memset_erms new 35f9c72c8b x86: Move mem{p}{mov|cpy}_{chk_}erms to its own file new ccc54bd61c 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