glibc/sysdeps/x86_64/multiarch/memcmp-sse4.S

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/* memcmp with SSE4.1, wmemcmp with SSE4.1
Copyright (C) 2010-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
Prefer https to http for gnu.org and fsf.org URLs Also, change sources.redhat.com to sourceware.org. This patch was automatically generated by running the following shell script, which uses GNU sed, and which avoids modifying files imported from upstream: sed -ri ' s,(http|ftp)(://(.*\.)?(gnu|fsf|sourceware)\.org($|[^.]|\.[^a-z])),https\2,g s,(http|ftp)(://(.*\.)?)sources\.redhat\.com($|[^.]|\.[^a-z]),https\2sourceware.org\4,g ' \ $(find $(git ls-files) -prune -type f \ ! -name '*.po' \ ! -name 'ChangeLog*' \ ! -path COPYING ! -path COPYING.LIB \ ! -path manual/fdl-1.3.texi ! -path manual/lgpl-2.1.texi \ ! -path manual/texinfo.tex ! -path scripts/config.guess \ ! -path scripts/config.sub ! -path scripts/install-sh \ ! -path scripts/mkinstalldirs ! -path scripts/move-if-change \ ! -path INSTALL ! -path locale/programs/charmap-kw.h \ ! -path po/libc.pot ! -path sysdeps/gnu/errlist.c \ ! '(' -name configure \ -execdir test -f configure.ac -o -f configure.in ';' ')' \ ! '(' -name preconfigure \ -execdir test -f preconfigure.ac ';' ')' \ -print) and then by running 'make dist-prepare' to regenerate files built from the altered files, and then executing the following to cleanup: chmod a+x sysdeps/unix/sysv/linux/riscv/configure # Omit irrelevant whitespace and comment-only changes, # perhaps from a slightly-different Autoconf version. git checkout -f \ sysdeps/csky/configure \ sysdeps/hppa/configure \ sysdeps/riscv/configure \ sysdeps/unix/sysv/linux/csky/configure # Omit changes that caused a pre-commit check to fail like this: # remote: *** error: sysdeps/powerpc/powerpc64/ppc-mcount.S: trailing lines git checkout -f \ sysdeps/powerpc/powerpc64/ppc-mcount.S \ sysdeps/unix/sysv/linux/s390/s390-64/syscall.S # Omit change that caused a pre-commit check to fail like this: # remote: *** error: sysdeps/sparc/sparc64/multiarch/memcpy-ultra3.S: last line does not end in newline git checkout -f sysdeps/sparc/sparc64/multiarch/memcpy-ultra3.S
2019-09-07 05:40:42 +00:00
<https://www.gnu.org/licenses/>. */
Remove NOT_IN_libc Replace with !IS_IN (libc). This completes the transition from the IS_IN/NOT_IN macros to the IN_MODULE macro set. The generated code is unchanged on x86_64. * stdlib/isomac.c (fmt): Replace NOT_IN_libc with IN_MODULE. (get_null_defines): Adjust. * sunrpc/Makefile: Adjust comment. * Makerules (CPPFLAGS-nonlib): Remove NOT_IN_libc. * elf/Makefile (CPPFLAGS-sotruss-lib): Likewise. (CFLAGS-interp.c): Likewise. (CFLAGS-ldconfig.c): Likewise. (CPPFLAGS-.os): Likewise. * elf/rtld-Rules (rtld-CPPFLAGS): Likewise. * extra-lib.mk (CPPFLAGS-$(lib)): Likewise. * extra-modules.mk (extra-modules.mk): Likewise. * iconv/Makefile (CPPFLAGS-iconvprogs): Likewise. * locale/Makefile (CPPFLAGS-locale_programs): Likewise. * malloc/Makefile (CPPFLAGS-memusagestat): Likewise. * nscd/Makefile (CPPFLAGS-nscd): Likewise. * nss/Makefile (CPPFLAGS-nss_test1): Likewise. * stdlib/Makefile (CFLAGS-tst-putenvmod.c): Likewise. * sysdeps/gnu/Makefile ($(objpfx)errlist-compat.c): Likewise. * sysdeps/unix/sysv/linux/Makefile (CPPFLAGS-lddlibc4): Likewise. * iconvdata/Makefile (CPPFLAGS): Likewise. (cpp-srcs-left): Add libof for all iconvdata routines. * bits/stdio-lock.h: Replace NOT_IN_libc with IS_IN. * include/assert.h: Likewise. * include/ctype.h: Likewise. * include/errno.h: Likewise. * include/libc-symbols.h: Likewise. * include/math.h: Likewise. * include/netdb.h: Likewise. * include/resolv.h: Likewise. * include/stdio.h: Likewise. * include/stdlib.h: Likewise. * include/string.h: Likewise. * include/sys/stat.h: Likewise. * include/wctype.h: Likewise. * intl/l10nflist.c: Likewise. * libidn/idn-stub.c: Likewise. * libio/libioP.h: Likewise. * nptl/libc_multiple_threads.c: Likewise. * nptl/pthreadP.h: Likewise. * posix/regex_internal.h: Likewise. * resolv/res_hconf.c: Likewise. * sysdeps/arm/armv7/multiarch/memcpy.S: Likewise. * sysdeps/arm/memmove.S: Likewise. * sysdeps/arm/sysdep.h: Likewise. * sysdeps/generic/_itoa.h: Likewise. * sysdeps/generic/symbol-hacks.h: Likewise. * sysdeps/gnu/errlist.awk: Likewise. * sysdeps/gnu/errlist.c: Likewise. * sysdeps/i386/i586/memcpy.S: Likewise. * sysdeps/i386/i586/memset.S: Likewise. * sysdeps/i386/i686/memcpy.S: Likewise. * sysdeps/i386/i686/memmove.S: Likewise. * sysdeps/i386/i686/mempcpy.S: Likewise. * sysdeps/i386/i686/memset.S: Likewise. * sysdeps/i386/i686/multiarch/bcopy.S: Likewise. * sysdeps/i386/i686/multiarch/bzero.S: Likewise. * sysdeps/i386/i686/multiarch/memchr-sse2-bsf.S: Likewise. * sysdeps/i386/i686/multiarch/memchr-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/memchr.S: Likewise. * sysdeps/i386/i686/multiarch/memcmp-sse4.S: Likewise. * sysdeps/i386/i686/multiarch/memcmp-ssse3.S: Likewise. * sysdeps/i386/i686/multiarch/memcmp.S: Likewise. * sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S: Likewise. * sysdeps/i386/i686/multiarch/memcpy-ssse3.S: Likewise. * sysdeps/i386/i686/multiarch/memcpy.S: Likewise. * sysdeps/i386/i686/multiarch/memcpy_chk.S: Likewise. * sysdeps/i386/i686/multiarch/memmove.S: Likewise. * sysdeps/i386/i686/multiarch/memmove_chk.S: Likewise. * sysdeps/i386/i686/multiarch/mempcpy.S: Likewise. * sysdeps/i386/i686/multiarch/mempcpy_chk.S: Likewise. * sysdeps/i386/i686/multiarch/memrchr-c.c: Likewise. * sysdeps/i386/i686/multiarch/memrchr-sse2-bsf.S: Likewise. * sysdeps/i386/i686/multiarch/memrchr-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/memrchr.S: Likewise. * sysdeps/i386/i686/multiarch/memset-sse2-rep.S: Likewise. * sysdeps/i386/i686/multiarch/memset-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/memset.S: Likewise. * sysdeps/i386/i686/multiarch/memset_chk.S: Likewise. * sysdeps/i386/i686/multiarch/rawmemchr.S: Likewise. * sysdeps/i386/i686/multiarch/strcat-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/strcat-ssse3.S: Likewise. * sysdeps/i386/i686/multiarch/strcat.S: Likewise. * sysdeps/i386/i686/multiarch/strchr-sse2-bsf.S: Likewise. * sysdeps/i386/i686/multiarch/strchr-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/strchr.S: Likewise. * sysdeps/i386/i686/multiarch/strcmp-sse4.S: Likewise. * sysdeps/i386/i686/multiarch/strcmp-ssse3.S: Likewise. * sysdeps/i386/i686/multiarch/strcmp.S: Likewise. * sysdeps/i386/i686/multiarch/strcpy-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/strcpy-ssse3.S: Likewise. * sysdeps/i386/i686/multiarch/strcpy.S: Likewise. * sysdeps/i386/i686/multiarch/strcspn.S: Likewise. * sysdeps/i386/i686/multiarch/strlen-sse2-bsf.S: Likewise. * sysdeps/i386/i686/multiarch/strlen-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/strlen.S: Likewise. * sysdeps/i386/i686/multiarch/strnlen.S: Likewise. * sysdeps/i386/i686/multiarch/strrchr-sse2-bsf.S: Likewise. * sysdeps/i386/i686/multiarch/strrchr-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/strrchr.S: Likewise. * sysdeps/i386/i686/multiarch/strspn.S: Likewise. * sysdeps/i386/i686/multiarch/wcschr-c.c: Likewise. * sysdeps/i386/i686/multiarch/wcschr-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/wcschr.S: Likewise. * sysdeps/i386/i686/multiarch/wcscmp-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/wcscmp.S: Likewise. * sysdeps/i386/i686/multiarch/wcscpy-c.c: Likewise. * sysdeps/i386/i686/multiarch/wcscpy-ssse3.S: Likewise. * sysdeps/i386/i686/multiarch/wcscpy.S: Likewise. * sysdeps/i386/i686/multiarch/wcslen-c.c: Likewise. * sysdeps/i386/i686/multiarch/wcslen-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/wcslen.S: Likewise. * sysdeps/i386/i686/multiarch/wcsrchr-c.c: Likewise. * sysdeps/i386/i686/multiarch/wcsrchr-sse2.S: Likewise. * sysdeps/i386/i686/multiarch/wcsrchr.S: Likewise. * sysdeps/i386/i686/multiarch/wmemcmp-c.c: Likewise. * sysdeps/i386/i686/multiarch/wmemcmp.S: Likewise. * sysdeps/ia64/fpu/libm-symbols.h: Likewise. * sysdeps/nptl/bits/libc-lock.h: Likewise. * sysdeps/nptl/bits/libc-lockP.h: Likewise. * sysdeps/nptl/bits/stdio-lock.h: Likewise. * sysdeps/posix/closedir.c: Likewise. * sysdeps/posix/opendir.c: Likewise. * sysdeps/posix/readdir.c: Likewise. * sysdeps/posix/rewinddir.c: Likewise. * sysdeps/powerpc/novmx-sigjmp.c: Likewise. * sysdeps/powerpc/powerpc32/__longjmp.S: Likewise. * sysdeps/powerpc/powerpc32/bsd-_setjmp.S: Likewise. * sysdeps/powerpc/powerpc32/fpu/__longjmp.S: Likewise. * sysdeps/powerpc/powerpc32/fpu/setjmp.S: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memchr.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memcmp-ppc32.S: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memcmp.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-ppc32.S: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memcpy.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memmove.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/mempcpy.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memrchr-ppc32.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memrchr.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memset-ppc32.S: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/memset.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strcasecmp.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strcasecmp_l.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strchr.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strchrnul.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strlen-ppc32.S: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strlen.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strncase.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strncase_l.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strncmp-ppc32.S: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strncmp.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/strnlen.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcschr-ppc32.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcschr.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-ppc32.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcsrchr-ppc32.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wcsrchr.c: Likewise. * sysdeps/powerpc/powerpc32/power4/multiarch/wordcopy.c: Likewise. * sysdeps/powerpc/powerpc32/power6/memset.S: Likewise. * sysdeps/powerpc/powerpc32/setjmp.S: Likewise. * sysdeps/powerpc/powerpc64/__longjmp.S: Likewise. * sysdeps/powerpc/powerpc64/multiarch/bzero.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memchr.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memcmp-ppc64.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memcmp.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memcpy-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memcpy.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memmove-ppc64.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memmove.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/mempcpy.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memrchr.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memset-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/multiarch/memset.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/rawmemchr.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/stpcpy-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/multiarch/stpcpy.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/stpncpy.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strcasecmp.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strcat.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strchr.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strchrnul.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strcmp-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strcmp.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strcpy-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strcpy.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strcspn.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strlen-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strlen.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strncase.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strncase_l.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strncat.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strncmp-ppc64.S: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strncmp.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strncpy-ppc64.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strncpy.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strnlen.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strpbrk.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strrchr-ppc64.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strrchr.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strspn-ppc64.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/strspn.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/wcschr.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/wcscpy.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/wcsrchr.c: Likewise. * sysdeps/powerpc/powerpc64/multiarch/wordcopy.c: Likewise. * sysdeps/powerpc/powerpc64/setjmp.S: Likewise. * sysdeps/s390/s390-32/multiarch/ifunc-resolve.c: Likewise. * sysdeps/s390/s390-32/multiarch/memcmp.S: Likewise. * sysdeps/s390/s390-32/multiarch/memcpy.S: Likewise. * sysdeps/s390/s390-32/multiarch/memset.S: Likewise. * sysdeps/s390/s390-64/multiarch/ifunc-resolve.c: Likewise. * sysdeps/s390/s390-64/multiarch/memcmp.S: Likewise. * sysdeps/s390/s390-64/multiarch/memcpy.S: Likewise. * sysdeps/s390/s390-64/multiarch/memset.S: Likewise. * sysdeps/sparc/sparc64/multiarch/memcpy-niagara1.S: Likewise. * sysdeps/sparc/sparc64/multiarch/memcpy-niagara2.S: Likewise. * sysdeps/sparc/sparc64/multiarch/memcpy-niagara4.S: Likewise. * sysdeps/sparc/sparc64/multiarch/memcpy-ultra3.S: Likewise. * sysdeps/sparc/sparc64/multiarch/memcpy.S: Likewise. * sysdeps/sparc/sparc64/multiarch/memset-niagara1.S: Likewise. * sysdeps/sparc/sparc64/multiarch/memset-niagara4.S: Likewise. * sysdeps/sparc/sparc64/multiarch/memset.S: Likewise. * sysdeps/unix/alpha/sysdep.S: Likewise. * sysdeps/unix/alpha/sysdep.h: Likewise. * sysdeps/unix/make-syscalls.sh: Likewise. * sysdeps/unix/sysv/linux/aarch64/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/aarch64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/alpha/vfork.S: Likewise. * sysdeps/unix/sysv/linux/arm/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/arm/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/getpid.c: Likewise. * sysdeps/unix/sysv/linux/hppa/nptl/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/hppa/nptl/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S: Likewise. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/i386/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/ia64/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/ia64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/lowlevellock-futex.h: Likewise. * sysdeps/unix/sysv/linux/m68k/bits/m68k-vdso.h: Likewise. * sysdeps/unix/sysv/linux/m68k/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/m68k/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/microblaze/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/microblaze/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/mips/mips64/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/mips/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/not-cancel.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/s390/longjmp_chk.c: Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/vfork.S: Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/vfork.S: Likewise. * sysdeps/unix/sysv/linux/sh/lowlevellock.S: Likewise. * sysdeps/unix/sysv/linux/sh/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/sh/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/sh/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/sh/vfork.S: Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/brk.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/tile/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/tile/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/tile/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/tile/waitpid.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise. * sysdeps/wordsize-32/symbol-hacks.h: Likewise. * sysdeps/x86_64/memcpy.S: Likewise. * sysdeps/x86_64/memmove.c: Likewise. * sysdeps/x86_64/memset.S: Likewise. * sysdeps/x86_64/multiarch/init-arch.h: Likewise. * sysdeps/x86_64/multiarch/memcmp-sse4.S: Likewise. * sysdeps/x86_64/multiarch/memcmp-ssse3.S: Likewise. * sysdeps/x86_64/multiarch/memcmp.S: Likewise. * sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S: Likewise. * sysdeps/x86_64/multiarch/memcpy-ssse3-back.S: Likewise. * sysdeps/x86_64/multiarch/memcpy-ssse3.S: Likewise. * sysdeps/x86_64/multiarch/memcpy.S: Likewise. * sysdeps/x86_64/multiarch/memcpy_chk.S: Likewise. * sysdeps/x86_64/multiarch/memmove.c: Likewise. * sysdeps/x86_64/multiarch/mempcpy.S: Likewise. * sysdeps/x86_64/multiarch/mempcpy_chk.S: Likewise. * sysdeps/x86_64/multiarch/memset-avx2.S: Likewise. * sysdeps/x86_64/multiarch/memset.S: Likewise. * sysdeps/x86_64/multiarch/memset_chk.S: Likewise. * sysdeps/x86_64/multiarch/strcat-sse2-unaligned.S: Likewise. * sysdeps/x86_64/multiarch/strcat-ssse3.S: Likewise. * sysdeps/x86_64/multiarch/strcat.S: Likewise. * sysdeps/x86_64/multiarch/strchr-sse2-no-bsf.S: Likewise. * sysdeps/x86_64/multiarch/strchr.S: Likewise. * sysdeps/x86_64/multiarch/strcmp-ssse3.S: Likewise. * sysdeps/x86_64/multiarch/strcmp.S: Likewise. * sysdeps/x86_64/multiarch/strcpy-sse2-unaligned.S: Likewise. * sysdeps/x86_64/multiarch/strcpy-ssse3.S: Likewise. * sysdeps/x86_64/multiarch/strcpy.S: Likewise. * sysdeps/x86_64/multiarch/strcspn.S: Likewise. * sysdeps/x86_64/multiarch/strspn.S: Likewise. * sysdeps/x86_64/multiarch/wcscpy-c.c: Likewise. * sysdeps/x86_64/multiarch/wcscpy-ssse3.S: Likewise. * sysdeps/x86_64/multiarch/wcscpy.S: Likewise. * sysdeps/x86_64/multiarch/wmemcmp-c.c: Likewise. * sysdeps/x86_64/multiarch/wmemcmp.S: Likewise. * sysdeps/x86_64/strcmp.S: Likewise.
2014-11-24 09:33:45 +00:00
#if IS_IN (libc)
# include <sysdep.h>
# ifndef MEMCMP
# define MEMCMP __memcmp_sse4_1
# endif
# define JMPTBL(I, B) (I - B)
# define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE) \
2010-04-15 05:18:27 +00:00
lea TABLE(%rip), %r11; \
movslq (%r11, INDEX, SCALE), %rcx; \
add %r11, %rcx; \
_CET_NOTRACK jmp *%rcx; \
ud2
/* Warning!
wmemcmp has to use SIGNED comparison for elements.
memcmp has to use UNSIGNED comparison for elemnts.
*/
.section .text.sse4.1,"ax",@progbits
ENTRY (MEMCMP)
# ifdef USE_AS_WMEMCMP
shl $2, %RDX_LP
# elif defined __ILP32__
/* Clear the upper 32 bits. */
mov %edx, %edx
# endif
pxor %xmm0, %xmm0
cmp $79, %RDX_LP
ja L(79bytesormore)
# ifndef USE_AS_WMEMCMP
cmp $1, %RDX_LP
je L(firstbyte)
# endif
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
# ifndef USE_AS_WMEMCMP
2013-10-08 13:46:48 +00:00
.p2align 4
L(firstbyte):
movzbl (%rdi), %eax
movzbl (%rsi), %ecx
sub %ecx, %eax
ret
# endif
2013-10-08 13:46:48 +00:00
.p2align 4
L(79bytesormore):
movdqu (%rsi), %xmm1
movdqu (%rdi), %xmm2
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
mov %rsi, %rcx
and $-16, %rsi
add $16, %rsi
sub %rsi, %rcx
sub %rcx, %rdi
add %rcx, %rdx
test $0xf, %rdi
jz L(2aligned)
cmp $128, %rdx
ja L(128bytesormore)
L(less128bytes):
sub $64, %rdx
movdqu (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqu 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
movdqu 32(%rdi), %xmm2
pxor 32(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(48bytesin256)
movdqu 48(%rdi), %xmm2
pxor 48(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(64bytesin256)
cmp $32, %rdx
jb L(less32bytesin64)
movdqu 64(%rdi), %xmm2
pxor 64(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(80bytesin256)
movdqu 80(%rdi), %xmm2
pxor 80(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(96bytesin256)
sub $32, %rdx
add $32, %rdi
add $32, %rsi
L(less32bytesin64):
add $64, %rdi
add $64, %rsi
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
L(128bytesormore):
cmp $512, %rdx
ja L(512bytesormore)
cmp $256, %rdx
ja L(less512bytes)
L(less256bytes):
sub $128, %rdx
movdqu (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqu 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
movdqu 32(%rdi), %xmm2
pxor 32(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(48bytesin256)
movdqu 48(%rdi), %xmm2
pxor 48(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(64bytesin256)
movdqu 64(%rdi), %xmm2
pxor 64(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(80bytesin256)
movdqu 80(%rdi), %xmm2
pxor 80(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(96bytesin256)
movdqu 96(%rdi), %xmm2
pxor 96(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(112bytesin256)
movdqu 112(%rdi), %xmm2
pxor 112(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(128bytesin256)
add $128, %rsi
add $128, %rdi
cmp $64, %rdx
jae L(less128bytes)
cmp $32, %rdx
jb L(less32bytesin128)
movdqu (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqu 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
sub $32, %rdx
add $32, %rdi
add $32, %rsi
L(less32bytesin128):
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
L(less512bytes):
sub $256, %rdx
movdqu (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqu 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
movdqu 32(%rdi), %xmm2
pxor 32(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(48bytesin256)
movdqu 48(%rdi), %xmm2
pxor 48(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(64bytesin256)
movdqu 64(%rdi), %xmm2
pxor 64(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(80bytesin256)
movdqu 80(%rdi), %xmm2
pxor 80(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(96bytesin256)
movdqu 96(%rdi), %xmm2
pxor 96(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(112bytesin256)
movdqu 112(%rdi), %xmm2
pxor 112(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(128bytesin256)
movdqu 128(%rdi), %xmm2
pxor 128(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(144bytesin256)
movdqu 144(%rdi), %xmm2
pxor 144(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(160bytesin256)
movdqu 160(%rdi), %xmm2
pxor 160(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(176bytesin256)
movdqu 176(%rdi), %xmm2
pxor 176(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(192bytesin256)
movdqu 192(%rdi), %xmm2
pxor 192(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(208bytesin256)
movdqu 208(%rdi), %xmm2
pxor 208(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(224bytesin256)
movdqu 224(%rdi), %xmm2
pxor 224(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(240bytesin256)
movdqu 240(%rdi), %xmm2
pxor 240(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(256bytesin256)
add $256, %rsi
add $256, %rdi
cmp $128, %rdx
jae L(less256bytes)
cmp $64, %rdx
jae L(less128bytes)
cmp $32, %rdx
jb L(less32bytesin256)
movdqu (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqu 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
sub $32, %rdx
add $32, %rdi
add $32, %rsi
L(less32bytesin256):
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
2013-10-08 13:46:48 +00:00
.p2align 4
L(512bytesormore):
# ifdef DATA_CACHE_SIZE_HALF
2012-05-15 16:35:43 +00:00
mov $DATA_CACHE_SIZE_HALF, %R8_LP
# else
mov __x86_data_cache_size_half(%rip), %R8_LP
# endif
mov %r8, %r9
shr $1, %r8
add %r9, %r8
cmp %r8, %rdx
ja L(L2_L3_cache_unaglined)
sub $64, %rdx
2013-10-08 13:46:48 +00:00
.p2align 4
L(64bytesormore_loop):
movdqu (%rdi), %xmm2
pxor (%rsi), %xmm2
movdqa %xmm2, %xmm1
movdqu 16(%rdi), %xmm3
pxor 16(%rsi), %xmm3
por %xmm3, %xmm1
movdqu 32(%rdi), %xmm4
pxor 32(%rsi), %xmm4
por %xmm4, %xmm1
movdqu 48(%rdi), %xmm5
pxor 48(%rsi), %xmm5
por %xmm5, %xmm1
ptest %xmm1, %xmm0
jnc L(64bytesormore_loop_end)
add $64, %rsi
add $64, %rdi
sub $64, %rdx
jae L(64bytesormore_loop)
add $64, %rdx
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
L(L2_L3_cache_unaglined):
sub $64, %rdx
2013-10-08 13:46:48 +00:00
.p2align 4
L(L2_L3_unaligned_128bytes_loop):
prefetchnta 0x1c0(%rdi)
prefetchnta 0x1c0(%rsi)
movdqu (%rdi), %xmm2
pxor (%rsi), %xmm2
movdqa %xmm2, %xmm1
movdqu 16(%rdi), %xmm3
pxor 16(%rsi), %xmm3
por %xmm3, %xmm1
movdqu 32(%rdi), %xmm4
pxor 32(%rsi), %xmm4
por %xmm4, %xmm1
movdqu 48(%rdi), %xmm5
pxor 48(%rsi), %xmm5
por %xmm5, %xmm1
ptest %xmm1, %xmm0
jnc L(64bytesormore_loop_end)
add $64, %rsi
add $64, %rdi
sub $64, %rdx
jae L(L2_L3_unaligned_128bytes_loop)
add $64, %rdx
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
/*
* This case is for machines which are sensitive for unaligned instructions.
*/
2013-10-08 13:46:48 +00:00
.p2align 4
L(2aligned):
cmp $128, %rdx
ja L(128bytesormorein2aligned)
L(less128bytesin2aligned):
sub $64, %rdx
movdqa (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqa 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
movdqa 32(%rdi), %xmm2
pxor 32(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(48bytesin256)
movdqa 48(%rdi), %xmm2
pxor 48(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(64bytesin256)
cmp $32, %rdx
jb L(less32bytesin64in2alinged)
movdqa 64(%rdi), %xmm2
pxor 64(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(80bytesin256)
movdqa 80(%rdi), %xmm2
pxor 80(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(96bytesin256)
sub $32, %rdx
add $32, %rdi
add $32, %rsi
L(less32bytesin64in2alinged):
add $64, %rdi
add $64, %rsi
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
2013-10-08 13:46:48 +00:00
.p2align 4
L(128bytesormorein2aligned):
cmp $512, %rdx
ja L(512bytesormorein2aligned)
cmp $256, %rdx
ja L(256bytesormorein2aligned)
L(less256bytesin2alinged):
sub $128, %rdx
movdqa (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqa 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
movdqa 32(%rdi), %xmm2
pxor 32(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(48bytesin256)
movdqa 48(%rdi), %xmm2
pxor 48(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(64bytesin256)
movdqa 64(%rdi), %xmm2
pxor 64(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(80bytesin256)
movdqa 80(%rdi), %xmm2
pxor 80(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(96bytesin256)
movdqa 96(%rdi), %xmm2
pxor 96(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(112bytesin256)
movdqa 112(%rdi), %xmm2
pxor 112(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(128bytesin256)
add $128, %rsi
add $128, %rdi
cmp $64, %rdx
jae L(less128bytesin2aligned)
cmp $32, %rdx
jb L(less32bytesin128in2aligned)
movdqu (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqu 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
sub $32, %rdx
add $32, %rdi
add $32, %rsi
L(less32bytesin128in2aligned):
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
2013-10-08 13:46:48 +00:00
.p2align 4
L(256bytesormorein2aligned):
sub $256, %rdx
movdqa (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqa 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
movdqa 32(%rdi), %xmm2
pxor 32(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(48bytesin256)
movdqa 48(%rdi), %xmm2
pxor 48(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(64bytesin256)
movdqa 64(%rdi), %xmm2
pxor 64(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(80bytesin256)
movdqa 80(%rdi), %xmm2
pxor 80(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(96bytesin256)
movdqa 96(%rdi), %xmm2
pxor 96(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(112bytesin256)
movdqa 112(%rdi), %xmm2
pxor 112(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(128bytesin256)
movdqa 128(%rdi), %xmm2
pxor 128(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(144bytesin256)
movdqa 144(%rdi), %xmm2
pxor 144(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(160bytesin256)
movdqa 160(%rdi), %xmm2
pxor 160(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(176bytesin256)
movdqa 176(%rdi), %xmm2
pxor 176(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(192bytesin256)
movdqa 192(%rdi), %xmm2
pxor 192(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(208bytesin256)
movdqa 208(%rdi), %xmm2
pxor 208(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(224bytesin256)
movdqa 224(%rdi), %xmm2
pxor 224(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(240bytesin256)
movdqa 240(%rdi), %xmm2
pxor 240(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(256bytesin256)
add $256, %rsi
add $256, %rdi
cmp $128, %rdx
jae L(less256bytesin2alinged)
cmp $64, %rdx
jae L(less128bytesin2aligned)
cmp $32, %rdx
jb L(less32bytesin256in2alinged)
movdqa (%rdi), %xmm2
pxor (%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(16bytesin256)
movdqa 16(%rdi), %xmm2
pxor 16(%rsi), %xmm2
ptest %xmm2, %xmm0
jnc L(32bytesin256)
sub $32, %rdx
add $32, %rdi
add $32, %rsi
L(less32bytesin256in2alinged):
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
2013-10-08 13:46:48 +00:00
.p2align 4
L(512bytesormorein2aligned):
# ifdef DATA_CACHE_SIZE_HALF
2012-05-15 16:35:43 +00:00
mov $DATA_CACHE_SIZE_HALF, %R8_LP
# else
mov __x86_data_cache_size_half(%rip), %R8_LP
# endif
mov %r8, %r9
shr $1, %r8
add %r9, %r8
cmp %r8, %rdx
ja L(L2_L3_cache_aglined)
sub $64, %rdx
2013-10-08 13:46:48 +00:00
.p2align 4
L(64bytesormore_loopin2aligned):
movdqa (%rdi), %xmm2
pxor (%rsi), %xmm2
movdqa %xmm2, %xmm1
movdqa 16(%rdi), %xmm3
pxor 16(%rsi), %xmm3
por %xmm3, %xmm1
movdqa 32(%rdi), %xmm4
pxor 32(%rsi), %xmm4
por %xmm4, %xmm1
movdqa 48(%rdi), %xmm5
pxor 48(%rsi), %xmm5
por %xmm5, %xmm1
ptest %xmm1, %xmm0
jnc L(64bytesormore_loop_end)
add $64, %rsi
add $64, %rdi
sub $64, %rdx
jae L(64bytesormore_loopin2aligned)
add $64, %rdx
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
L(L2_L3_cache_aglined):
sub $64, %rdx
2013-10-08 13:46:48 +00:00
.p2align 4
L(L2_L3_aligned_128bytes_loop):
prefetchnta 0x1c0(%rdi)
prefetchnta 0x1c0(%rsi)
movdqa (%rdi), %xmm2
pxor (%rsi), %xmm2
movdqa %xmm2, %xmm1
movdqa 16(%rdi), %xmm3
pxor 16(%rsi), %xmm3
por %xmm3, %xmm1
movdqa 32(%rdi), %xmm4
pxor 32(%rsi), %xmm4
por %xmm4, %xmm1
movdqa 48(%rdi), %xmm5
pxor 48(%rsi), %xmm5
por %xmm5, %xmm1
ptest %xmm1, %xmm0
jnc L(64bytesormore_loop_end)
add $64, %rsi
add $64, %rdi
sub $64, %rdx
jae L(L2_L3_aligned_128bytes_loop)
add $64, %rdx
add %rdx, %rsi
add %rdx, %rdi
BRANCH_TO_JMPTBL_ENTRY(L(table_64bytes), %rdx, 4)
2013-10-08 13:46:48 +00:00
.p2align 4
L(64bytesormore_loop_end):
add $16, %rdi
add $16, %rsi
ptest %xmm2, %xmm0
jnc L(16bytes)
add $16, %rdi
add $16, %rsi
ptest %xmm3, %xmm0
jnc L(16bytes)
add $16, %rdi
add $16, %rsi
ptest %xmm4, %xmm0
jnc L(16bytes)
add $16, %rdi
add $16, %rsi
jmp L(16bytes)
L(256bytesin256):
add $256, %rdi
add $256, %rsi
jmp L(16bytes)
L(240bytesin256):
add $240, %rdi
add $240, %rsi
jmp L(16bytes)
L(224bytesin256):
add $224, %rdi
add $224, %rsi
jmp L(16bytes)
L(208bytesin256):
add $208, %rdi
add $208, %rsi
jmp L(16bytes)
L(192bytesin256):
add $192, %rdi
add $192, %rsi
jmp L(16bytes)
L(176bytesin256):
add $176, %rdi
add $176, %rsi
jmp L(16bytes)
L(160bytesin256):
add $160, %rdi
add $160, %rsi
jmp L(16bytes)
L(144bytesin256):
add $144, %rdi
add $144, %rsi
jmp L(16bytes)
L(128bytesin256):
add $128, %rdi
add $128, %rsi
jmp L(16bytes)
L(112bytesin256):
add $112, %rdi
add $112, %rsi
jmp L(16bytes)
L(96bytesin256):
add $96, %rdi
add $96, %rsi
jmp L(16bytes)
L(80bytesin256):
add $80, %rdi
add $80, %rsi
jmp L(16bytes)
L(64bytesin256):
add $64, %rdi
add $64, %rsi
jmp L(16bytes)
L(48bytesin256):
add $16, %rdi
add $16, %rsi
L(32bytesin256):
add $16, %rdi
add $16, %rsi
L(16bytesin256):
add $16, %rdi
add $16, %rsi
L(16bytes):
mov -16(%rdi), %rax
mov -16(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
L(8bytes):
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(12bytes):
mov -12(%rdi), %rax
mov -12(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
L(4bytes):
mov -4(%rsi), %ecx
# ifndef USE_AS_WMEMCMP
mov -4(%rdi), %eax
cmp %eax, %ecx
# else
cmp -4(%rdi), %ecx
# endif
jne L(diffin4bytes)
L(0bytes):
xor %eax, %eax
ret
# ifndef USE_AS_WMEMCMP
/* unreal case for wmemcmp */
2013-10-08 13:46:48 +00:00
.p2align 4
L(65bytes):
movdqu -65(%rdi), %xmm1
movdqu -65(%rsi), %xmm2
mov $-65, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(49bytes):
movdqu -49(%rdi), %xmm1
movdqu -49(%rsi), %xmm2
mov $-49, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(33bytes):
movdqu -33(%rdi), %xmm1
movdqu -33(%rsi), %xmm2
mov $-33, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(17bytes):
mov -17(%rdi), %rax
mov -17(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
L(9bytes):
mov -9(%rdi), %rax
mov -9(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
movzbl -1(%rdi), %eax
movzbl -1(%rsi), %edx
sub %edx, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(13bytes):
mov -13(%rdi), %rax
mov -13(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(5bytes):
mov -5(%rdi), %eax
mov -5(%rsi), %ecx
cmp %eax, %ecx
jne L(diffin4bytes)
movzbl -1(%rdi), %eax
movzbl -1(%rsi), %edx
sub %edx, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(66bytes):
movdqu -66(%rdi), %xmm1
movdqu -66(%rsi), %xmm2
mov $-66, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(50bytes):
movdqu -50(%rdi), %xmm1
movdqu -50(%rsi), %xmm2
mov $-50, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(34bytes):
movdqu -34(%rdi), %xmm1
movdqu -34(%rsi), %xmm2
mov $-34, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(18bytes):
mov -18(%rdi), %rax
mov -18(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
L(10bytes):
mov -10(%rdi), %rax
mov -10(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
movzwl -2(%rdi), %eax
movzwl -2(%rsi), %ecx
cmp %cl, %al
jne L(end)
and $0xffff, %eax
and $0xffff, %ecx
sub %ecx, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(14bytes):
mov -14(%rdi), %rax
mov -14(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(6bytes):
mov -6(%rdi), %eax
mov -6(%rsi), %ecx
cmp %eax, %ecx
jne L(diffin4bytes)
L(2bytes):
movzwl -2(%rsi), %ecx
movzwl -2(%rdi), %eax
cmp %cl, %al
jne L(end)
and $0xffff, %eax
and $0xffff, %ecx
sub %ecx, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(67bytes):
movdqu -67(%rdi), %xmm2
movdqu -67(%rsi), %xmm1
mov $-67, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(51bytes):
movdqu -51(%rdi), %xmm2
movdqu -51(%rsi), %xmm1
mov $-51, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(35bytes):
movdqu -35(%rsi), %xmm1
movdqu -35(%rdi), %xmm2
mov $-35, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(19bytes):
mov -19(%rdi), %rax
mov -19(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
L(11bytes):
mov -11(%rdi), %rax
mov -11(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -4(%rdi), %eax
mov -4(%rsi), %ecx
cmp %eax, %ecx
jne L(diffin4bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(15bytes):
mov -15(%rdi), %rax
mov -15(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(7bytes):
mov -7(%rdi), %eax
mov -7(%rsi), %ecx
cmp %eax, %ecx
jne L(diffin4bytes)
mov -4(%rdi), %eax
mov -4(%rsi), %ecx
cmp %eax, %ecx
jne L(diffin4bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(3bytes):
movzwl -3(%rdi), %eax
movzwl -3(%rsi), %ecx
cmp %eax, %ecx
jne L(diffin2bytes)
L(1bytes):
movzbl -1(%rdi), %eax
movzbl -1(%rsi), %ecx
sub %ecx, %eax
ret
# endif
2013-10-08 13:46:48 +00:00
.p2align 4
L(68bytes):
movdqu -68(%rdi), %xmm2
movdqu -68(%rsi), %xmm1
mov $-68, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(52bytes):
movdqu -52(%rdi), %xmm2
movdqu -52(%rsi), %xmm1
mov $-52, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(36bytes):
movdqu -36(%rdi), %xmm2
movdqu -36(%rsi), %xmm1
mov $-36, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(20bytes):
movdqu -20(%rdi), %xmm2
movdqu -20(%rsi), %xmm1
mov $-20, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -4(%rsi), %ecx
# ifndef USE_AS_WMEMCMP
mov -4(%rdi), %eax
cmp %eax, %ecx
# else
cmp -4(%rdi), %ecx
# endif
jne L(diffin4bytes)
xor %eax, %eax
ret
# ifndef USE_AS_WMEMCMP
/* unreal cases for wmemcmp */
2013-10-08 13:46:48 +00:00
.p2align 4
L(69bytes):
movdqu -69(%rsi), %xmm1
movdqu -69(%rdi), %xmm2
mov $-69, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(53bytes):
movdqu -53(%rsi), %xmm1
movdqu -53(%rdi), %xmm2
mov $-53, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(37bytes):
movdqu -37(%rsi), %xmm1
movdqu -37(%rdi), %xmm2
mov $-37, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(21bytes):
movdqu -21(%rsi), %xmm1
movdqu -21(%rdi), %xmm2
mov $-21, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(70bytes):
movdqu -70(%rsi), %xmm1
movdqu -70(%rdi), %xmm2
mov $-70, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(54bytes):
movdqu -54(%rsi), %xmm1
movdqu -54(%rdi), %xmm2
mov $-54, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(38bytes):
movdqu -38(%rsi), %xmm1
movdqu -38(%rdi), %xmm2
mov $-38, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(22bytes):
movdqu -22(%rsi), %xmm1
movdqu -22(%rdi), %xmm2
mov $-22, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(71bytes):
movdqu -71(%rsi), %xmm1
movdqu -71(%rdi), %xmm2
mov $-71, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(55bytes):
movdqu -55(%rdi), %xmm2
movdqu -55(%rsi), %xmm1
mov $-55, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(39bytes):
movdqu -39(%rdi), %xmm2
movdqu -39(%rsi), %xmm1
mov $-39, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(23bytes):
movdqu -23(%rdi), %xmm2
movdqu -23(%rsi), %xmm1
mov $-23, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
# endif
2013-10-08 13:46:48 +00:00
.p2align 4
L(72bytes):
movdqu -72(%rsi), %xmm1
movdqu -72(%rdi), %xmm2
mov $-72, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(56bytes):
movdqu -56(%rdi), %xmm2
movdqu -56(%rsi), %xmm1
mov $-56, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(40bytes):
movdqu -40(%rdi), %xmm2
movdqu -40(%rsi), %xmm1
mov $-40, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(24bytes):
movdqu -24(%rdi), %xmm2
movdqu -24(%rsi), %xmm1
mov $-24, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -8(%rsi), %rcx
mov -8(%rdi), %rax
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
# ifndef USE_AS_WMEMCMP
/* unreal cases for wmemcmp */
2013-10-08 13:46:48 +00:00
.p2align 4
L(73bytes):
movdqu -73(%rsi), %xmm1
movdqu -73(%rdi), %xmm2
mov $-73, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(57bytes):
movdqu -57(%rdi), %xmm2
movdqu -57(%rsi), %xmm1
mov $-57, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(41bytes):
movdqu -41(%rdi), %xmm2
movdqu -41(%rsi), %xmm1
mov $-41, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(25bytes):
movdqu -25(%rdi), %xmm2
movdqu -25(%rsi), %xmm1
mov $-25, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -9(%rdi), %rax
mov -9(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
movzbl -1(%rdi), %eax
movzbl -1(%rsi), %ecx
sub %ecx, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(74bytes):
movdqu -74(%rsi), %xmm1
movdqu -74(%rdi), %xmm2
mov $-74, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(58bytes):
movdqu -58(%rdi), %xmm2
movdqu -58(%rsi), %xmm1
mov $-58, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(42bytes):
movdqu -42(%rdi), %xmm2
movdqu -42(%rsi), %xmm1
mov $-42, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(26bytes):
movdqu -26(%rdi), %xmm2
movdqu -26(%rsi), %xmm1
mov $-26, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -10(%rdi), %rax
mov -10(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
movzwl -2(%rdi), %eax
movzwl -2(%rsi), %ecx
jmp L(diffin2bytes)
2013-10-08 13:46:48 +00:00
.p2align 4
L(75bytes):
movdqu -75(%rsi), %xmm1
movdqu -75(%rdi), %xmm2
mov $-75, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(59bytes):
movdqu -59(%rdi), %xmm2
movdqu -59(%rsi), %xmm1
mov $-59, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(43bytes):
movdqu -43(%rdi), %xmm2
movdqu -43(%rsi), %xmm1
mov $-43, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(27bytes):
movdqu -27(%rdi), %xmm2
movdqu -27(%rsi), %xmm1
mov $-27, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -11(%rdi), %rax
mov -11(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -4(%rdi), %eax
mov -4(%rsi), %ecx
cmp %eax, %ecx
jne L(diffin4bytes)
xor %eax, %eax
ret
# endif
2013-10-08 13:46:48 +00:00
.p2align 4
L(76bytes):
movdqu -76(%rsi), %xmm1
movdqu -76(%rdi), %xmm2
mov $-76, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(60bytes):
movdqu -60(%rdi), %xmm2
movdqu -60(%rsi), %xmm1
mov $-60, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(44bytes):
movdqu -44(%rdi), %xmm2
movdqu -44(%rsi), %xmm1
mov $-44, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(28bytes):
movdqu -28(%rdi), %xmm2
movdqu -28(%rsi), %xmm1
mov $-28, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -12(%rdi), %rax
mov -12(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -4(%rsi), %ecx
# ifndef USE_AS_WMEMCMP
mov -4(%rdi), %eax
cmp %eax, %ecx
# else
cmp -4(%rdi), %ecx
# endif
jne L(diffin4bytes)
xor %eax, %eax
ret
# ifndef USE_AS_WMEMCMP
/* unreal cases for wmemcmp */
2013-10-08 13:46:48 +00:00
.p2align 4
L(77bytes):
movdqu -77(%rsi), %xmm1
movdqu -77(%rdi), %xmm2
mov $-77, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(61bytes):
movdqu -61(%rdi), %xmm2
movdqu -61(%rsi), %xmm1
mov $-61, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(45bytes):
movdqu -45(%rdi), %xmm2
movdqu -45(%rsi), %xmm1
mov $-45, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(29bytes):
movdqu -29(%rdi), %xmm2
movdqu -29(%rsi), %xmm1
mov $-29, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -13(%rdi), %rax
mov -13(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(78bytes):
movdqu -78(%rsi), %xmm1
movdqu -78(%rdi), %xmm2
mov $-78, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(62bytes):
movdqu -62(%rdi), %xmm2
movdqu -62(%rsi), %xmm1
mov $-62, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(46bytes):
movdqu -46(%rdi), %xmm2
movdqu -46(%rsi), %xmm1
mov $-46, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(30bytes):
movdqu -30(%rdi), %xmm2
movdqu -30(%rsi), %xmm1
mov $-30, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -14(%rdi), %rax
mov -14(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(79bytes):
movdqu -79(%rsi), %xmm1
movdqu -79(%rdi), %xmm2
mov $-79, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(63bytes):
movdqu -63(%rdi), %xmm2
movdqu -63(%rsi), %xmm1
mov $-63, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(47bytes):
movdqu -47(%rdi), %xmm2
movdqu -47(%rsi), %xmm1
mov $-47, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(31bytes):
movdqu -31(%rdi), %xmm2
movdqu -31(%rsi), %xmm1
mov $-31, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -15(%rdi), %rax
mov -15(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
# endif
2013-10-08 13:46:48 +00:00
.p2align 4
L(64bytes):
movdqu -64(%rdi), %xmm2
movdqu -64(%rsi), %xmm1
mov $-64, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(48bytes):
movdqu -48(%rdi), %xmm2
movdqu -48(%rsi), %xmm1
mov $-48, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
L(32bytes):
movdqu -32(%rdi), %xmm2
movdqu -32(%rsi), %xmm1
mov $-32, %dl
pxor %xmm1, %xmm2
ptest %xmm2, %xmm0
jnc L(less16bytes)
mov -16(%rdi), %rax
mov -16(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
mov -8(%rdi), %rax
mov -8(%rsi), %rcx
cmp %rax, %rcx
jne L(diffin8bytes)
xor %eax, %eax
ret
/*
* Aligned 8 bytes to avoid 2 branch "taken" in one 16 alinged code block.
*/
2013-10-08 13:46:48 +00:00
.p2align 3
L(less16bytes):
movsbq %dl, %rdx
mov (%rsi, %rdx), %rcx
mov (%rdi, %rdx), %rax
cmp %rax, %rcx
jne L(diffin8bytes)
mov 8(%rsi, %rdx), %rcx
mov 8(%rdi, %rdx), %rax
L(diffin8bytes):
cmp %eax, %ecx
jne L(diffin4bytes)
shr $32, %rcx
shr $32, %rax
# ifdef USE_AS_WMEMCMP
/* for wmemcmp */
cmp %eax, %ecx
jne L(diffin4bytes)
xor %eax, %eax
ret
# endif
L(diffin4bytes):
# ifndef USE_AS_WMEMCMP
cmp %cx, %ax
jne L(diffin2bytes)
shr $16, %ecx
shr $16, %eax
L(diffin2bytes):
cmp %cl, %al
jne L(end)
and $0xffff, %eax
and $0xffff, %ecx
sub %ecx, %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(end):
and $0xff, %eax
and $0xff, %ecx
sub %ecx, %eax
ret
# else
/* for wmemcmp */
mov $1, %eax
jl L(nequal_bigger)
neg %eax
ret
2013-10-08 13:46:48 +00:00
.p2align 4
L(nequal_bigger):
ret
L(unreal_case):
xor %eax, %eax
ret
# endif
END (MEMCMP)
.section .rodata.sse4.1,"a",@progbits
2013-10-08 13:46:48 +00:00
.p2align 3
# ifndef USE_AS_WMEMCMP
L(table_64bytes):
.int JMPTBL (L(0bytes), L(table_64bytes))
.int JMPTBL (L(1bytes), L(table_64bytes))
.int JMPTBL (L(2bytes), L(table_64bytes))
.int JMPTBL (L(3bytes), L(table_64bytes))
.int JMPTBL (L(4bytes), L(table_64bytes))
.int JMPTBL (L(5bytes), L(table_64bytes))
.int JMPTBL (L(6bytes), L(table_64bytes))
.int JMPTBL (L(7bytes), L(table_64bytes))
.int JMPTBL (L(8bytes), L(table_64bytes))
.int JMPTBL (L(9bytes), L(table_64bytes))
.int JMPTBL (L(10bytes), L(table_64bytes))
.int JMPTBL (L(11bytes), L(table_64bytes))
.int JMPTBL (L(12bytes), L(table_64bytes))
.int JMPTBL (L(13bytes), L(table_64bytes))
.int JMPTBL (L(14bytes), L(table_64bytes))
.int JMPTBL (L(15bytes), L(table_64bytes))
.int JMPTBL (L(16bytes), L(table_64bytes))
.int JMPTBL (L(17bytes), L(table_64bytes))
.int JMPTBL (L(18bytes), L(table_64bytes))
.int JMPTBL (L(19bytes), L(table_64bytes))
.int JMPTBL (L(20bytes), L(table_64bytes))
.int JMPTBL (L(21bytes), L(table_64bytes))
.int JMPTBL (L(22bytes), L(table_64bytes))
.int JMPTBL (L(23bytes), L(table_64bytes))
.int JMPTBL (L(24bytes), L(table_64bytes))
.int JMPTBL (L(25bytes), L(table_64bytes))
.int JMPTBL (L(26bytes), L(table_64bytes))
.int JMPTBL (L(27bytes), L(table_64bytes))
.int JMPTBL (L(28bytes), L(table_64bytes))
.int JMPTBL (L(29bytes), L(table_64bytes))
.int JMPTBL (L(30bytes), L(table_64bytes))
.int JMPTBL (L(31bytes), L(table_64bytes))
.int JMPTBL (L(32bytes), L(table_64bytes))
.int JMPTBL (L(33bytes), L(table_64bytes))
.int JMPTBL (L(34bytes), L(table_64bytes))
.int JMPTBL (L(35bytes), L(table_64bytes))
.int JMPTBL (L(36bytes), L(table_64bytes))
.int JMPTBL (L(37bytes), L(table_64bytes))
.int JMPTBL (L(38bytes), L(table_64bytes))
.int JMPTBL (L(39bytes), L(table_64bytes))
.int JMPTBL (L(40bytes), L(table_64bytes))
.int JMPTBL (L(41bytes), L(table_64bytes))
.int JMPTBL (L(42bytes), L(table_64bytes))
.int JMPTBL (L(43bytes), L(table_64bytes))
.int JMPTBL (L(44bytes), L(table_64bytes))
.int JMPTBL (L(45bytes), L(table_64bytes))
.int JMPTBL (L(46bytes), L(table_64bytes))
.int JMPTBL (L(47bytes), L(table_64bytes))
.int JMPTBL (L(48bytes), L(table_64bytes))
.int JMPTBL (L(49bytes), L(table_64bytes))
.int JMPTBL (L(50bytes), L(table_64bytes))
.int JMPTBL (L(51bytes), L(table_64bytes))
.int JMPTBL (L(52bytes), L(table_64bytes))
.int JMPTBL (L(53bytes), L(table_64bytes))
.int JMPTBL (L(54bytes), L(table_64bytes))
.int JMPTBL (L(55bytes), L(table_64bytes))
.int JMPTBL (L(56bytes), L(table_64bytes))
.int JMPTBL (L(57bytes), L(table_64bytes))
.int JMPTBL (L(58bytes), L(table_64bytes))
.int JMPTBL (L(59bytes), L(table_64bytes))
.int JMPTBL (L(60bytes), L(table_64bytes))
.int JMPTBL (L(61bytes), L(table_64bytes))
.int JMPTBL (L(62bytes), L(table_64bytes))
.int JMPTBL (L(63bytes), L(table_64bytes))
.int JMPTBL (L(64bytes), L(table_64bytes))
.int JMPTBL (L(65bytes), L(table_64bytes))
.int JMPTBL (L(66bytes), L(table_64bytes))
.int JMPTBL (L(67bytes), L(table_64bytes))
.int JMPTBL (L(68bytes), L(table_64bytes))
.int JMPTBL (L(69bytes), L(table_64bytes))
.int JMPTBL (L(70bytes), L(table_64bytes))
.int JMPTBL (L(71bytes), L(table_64bytes))
.int JMPTBL (L(72bytes), L(table_64bytes))
.int JMPTBL (L(73bytes), L(table_64bytes))
.int JMPTBL (L(74bytes), L(table_64bytes))
.int JMPTBL (L(75bytes), L(table_64bytes))
.int JMPTBL (L(76bytes), L(table_64bytes))
.int JMPTBL (L(77bytes), L(table_64bytes))
.int JMPTBL (L(78bytes), L(table_64bytes))
.int JMPTBL (L(79bytes), L(table_64bytes))
# else
L(table_64bytes):
.int JMPTBL (L(0bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(4bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(8bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(12bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(16bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(20bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(24bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(28bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(32bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(36bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(40bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(44bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(48bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(52bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(56bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(60bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(64bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(68bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(72bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(76bytes), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
.int JMPTBL (L(unreal_case), L(table_64bytes))
# endif
#endif