diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch/memcmp-sse4.S')
| -rw-r--r-- | sysdeps/x86_64/multiarch/memcmp-sse4.S | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/sysdeps/x86_64/multiarch/memcmp-sse4.S b/sysdeps/x86_64/multiarch/memcmp-sse4.S index 8e164f2cb6..e22f2d683b 100644 --- a/sysdeps/x86_64/multiarch/memcmp-sse4.S +++ b/sysdeps/x86_64/multiarch/memcmp-sse4.S @@ -1,5 +1,5 @@ /* memcmp with SSE4.1, wmemcmp with SSE4.1 - Copyright (C) 2010-2018 Free Software Foundation, Inc. + Copyright (C) 2010-2019 Free Software Foundation, Inc. Contributed by Intel Corporation. This file is part of the GNU C Library. @@ -15,7 +15,7 @@ You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ + <https://www.gnu.org/licenses/>. */ #if IS_IN (libc) @@ -42,13 +42,16 @@ .section .text.sse4.1,"ax",@progbits ENTRY (MEMCMP) # ifdef USE_AS_WMEMCMP - shl $2, %rdx + shl $2, %RDX_LP +# elif defined __ILP32__ + /* Clear the upper 32 bits. */ + mov %edx, %edx # endif pxor %xmm0, %xmm0 - cmp $79, %rdx + cmp $79, %RDX_LP ja L(79bytesormore) # ifndef USE_AS_WMEMCMP - cmp $1, %rdx + cmp $1, %RDX_LP je L(firstbyte) # endif add %rdx, %rsi |