forked from rpms/glibc
668eaab0c7
* Fri Jul 22 2022 Arjun Shankar <arjun@redhat.com> - 2.34-40
- Sync with upstream branch release/2.34/master,
commit b2f32e746492615a6eb3e66fac1e766e32e8deb1:
- malloc: Simplify implementation of __malloc_assert
- Update syscall-names.list for Linux 5.18
- x86: Add missing IS_IN (libc) check to strncmp-sse4_2.S
- x86: Move mem{p}{mov|cpy}_{chk_}erms to its own file
- x86: Move and slightly improve memset_erms
- x86: Add definition for __wmemset_chk AVX2 RTM in ifunc impl list
- x86: Put wcs{n}len-sse4.1 in the sse4.1 text section
- x86: Align entry for memrchr to 64-bytes.
- x86: Add BMI1/BMI2 checks for ISA_V3 check
- x86: Cleanup bounds checking in large memcpy case
- x86: Add bounds `x86_non_temporal_threshold`
- x86: Add sse42 implementation to strcmp's ifunc
- x86: Fix misordered logic for setting `rep_movsb_stop_threshold`
- x86: Align varshift table to 32-bytes
- x86: ZERO_UPPER_VEC_REGISTERS_RETURN_XTEST expect no transactions
- x86: Shrink code size of memchr-evex.S
- x86: Shrink code size of memchr-avx2.S
- x86: Optimize memrchr-avx2.S
- x86: Optimize memrchr-evex.S
- x86: Optimize memrchr-sse2.S
- x86: Add COND_VZEROUPPER that can replace vzeroupper if no `ret`
- x86: Create header for VEC classes in x86 strings library
- x86_64: Add strstr function with 512-bit EVEX
- x86-64: Ignore r_addend for R_X86_64_GLOB_DAT/R_X86_64_JUMP_SLOT
- x86_64: Implement evex512 version of strlen, strnlen, wcslen and wcsnlen
- x86_64: Remove bzero optimization
- x86_64: Remove end of line trailing spaces
- nptl: Fix ___pthread_unregister_cancel_restore asynchronous restore
- linux: Fix mq_timereceive check for 32 bit fallback code (BZ 29304)
Resolves: #2109505
39 lines
1.2 KiB
Diff
39 lines
1.2 KiB
Diff
commit ccc54bd61c768b6a27f9305a0831b76a7b6d706f
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Author: Noah Goldstein <goldstein.w.n@gmail.com>
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Date: Wed Jun 29 18:56:18 2022 -0700
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x86: Add missing IS_IN (libc) check to strncmp-sse4_2.S
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Was missing to for the multiarch build rtld-strncmp-sse4_2.os was
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being built and exporting symbols:
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build/glibc/string/rtld-strncmp-sse4_2.os:
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0000000000000000 T __strncmp_sse42
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Introduced in:
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commit 11ffcacb64a939c10cfc713746b8ec88837f5c4a
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Author: H.J. Lu <hjl.tools@gmail.com>
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Date: Wed Jun 21 12:10:50 2017 -0700
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x86-64: Implement strcmp family IFUNC selectors in C
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(cherry picked from commit 96ac447d915ea5ecef3f9168cc13f4e731349a3b)
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diff --git a/sysdeps/x86_64/multiarch/strncmp-sse4_2.S b/sysdeps/x86_64/multiarch/strncmp-sse4_2.S
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index 22f51a0dfd2770c9..85dc363bf9d6273d 100644
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--- a/sysdeps/x86_64/multiarch/strncmp-sse4_2.S
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+++ b/sysdeps/x86_64/multiarch/strncmp-sse4_2.S
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@@ -16,6 +16,8 @@
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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-#define STRCMP_SSE42 __strncmp_sse42
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-#define USE_AS_STRNCMP
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-#include "strcmp-sse42.S"
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+#if IS_IN (libc)
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+# define STRCMP_SSE42 __strncmp_sse42
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+# define USE_AS_STRNCMP
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+# include "strcmp-sse42.S"
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+#endif
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