diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S')
| -rw-r--r-- | sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S b/sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S index b615d063c0..dd4187fa36 100644 --- a/sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S +++ b/sysdeps/x86_64/multiarch/memcpy-avx-unaligned.S @@ -25,11 +25,26 @@ #include "asm-syntax.h" #ifndef MEMCPY -# define MEMCPY __memcpy_avx_unaligned +# define MEMCPY __memcpy_avx_unaligned # define MEMCPY_CHK __memcpy_chk_avx_unaligned +# define MEMPCPY __mempcpy_avx_unaligned +# define MEMPCPY_CHK __mempcpy_chk_avx_unaligned #endif .section .text.avx,"ax",@progbits +#if !defined USE_AS_MEMPCPY && !defined USE_AS_MEMMOVE +ENTRY (MEMPCPY_CHK) + cmpq %rdx, %rcx + jb HIDDEN_JUMPTARGET (__chk_fail) +END (MEMPCPY_CHK) + +ENTRY (MEMPCPY) + movq %rdi, %rax + addq %rdx, %rax + jmp L(start) +END (MEMPCPY) +#endif + #if !defined USE_AS_BCOPY ENTRY (MEMCPY_CHK) cmpq %rdx, %rcx @@ -42,6 +57,7 @@ ENTRY (MEMCPY) #ifdef USE_AS_MEMPCPY add %rdx, %rax #endif +L(start): cmp $256, %rdx jae L(256bytesormore) cmp $16, %dl |