diff options
Diffstat (limited to 'sysdeps/i386/i686/multiarch/memcpy.S')
| -rw-r--r-- | sysdeps/i386/i686/multiarch/memcpy.S | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sysdeps/i386/i686/multiarch/memcpy.S b/sysdeps/i386/i686/multiarch/memcpy.S index f583482bd7..c6d20bd8e0 100644 --- a/sysdeps/i386/i686/multiarch/memcpy.S +++ b/sysdeps/i386/i686/multiarch/memcpy.S @@ -1,6 +1,6 @@ /* Multiple versions of memcpy All versions must be listed in ifunc-impl-list.c. - Copyright (C) 2010-2014 Free Software Foundation, Inc. + Copyright (C) 2010-2015 Free Software Foundation, Inc. Contributed by Intel Corporation. This file is part of the GNU C Library. @@ -24,7 +24,7 @@ /* Define multiple versions only for the definition in lib and for DSO. In static binaries we need memcpy before the initialization happened. */ -#if defined SHARED && !defined NOT_IN_libc +#if defined SHARED && IS_IN (libc) .text ENTRY(memcpy) .type memcpy, @gnu_indirect_function @@ -36,6 +36,11 @@ ENTRY(memcpy) jne 1f call __init_cpu_features 1: leal __memcpy_ia32@GOTOFF(%ebx), %eax + testl $bit_SSE2, CPUID_OFFSET+index_SSE2+__cpu_features@GOTOFF(%ebx) + jz 2f + leal __memcpy_sse2_unaligned@GOTOFF(%ebx), %eax + testl $bit_Fast_Unaligned_Load, FEATURE_OFFSET+index_Fast_Unaligned_Load+__cpu_features@GOTOFF(%ebx) + jnz 2f testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features@GOTOFF(%ebx) jz 2f leal __memcpy_ssse3@GOTOFF(%ebx), %eax |