diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch/memcpy.S')
| -rw-r--r-- | sysdeps/x86_64/multiarch/memcpy.S | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sysdeps/x86_64/multiarch/memcpy.S b/sysdeps/x86_64/multiarch/memcpy.S index 40ae926386..e666695407 100644 --- a/sysdeps/x86_64/multiarch/memcpy.S +++ b/sysdeps/x86_64/multiarch/memcpy.S @@ -32,6 +32,10 @@ ENTRY(__new_memcpy) cmpl $0, KIND_OFFSET+__cpu_features(%rip) jne 1f call __init_cpu_features +1: leaq __memcpy_avx_unaligned(%rip), %rax + testl $bit_AVX_Usable, __cpu_features+FEATURE_OFFSET+index_AVX_Usable(%rip) + jz 1f + ret 1: leaq __memcpy_sse2(%rip), %rax testl $bit_Slow_BSF, __cpu_features+FEATURE_OFFSET+index_Slow_BSF(%rip) jnz 2f |