diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/x86_64/multiarch/memcpy_chk.S | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/sysdeps/x86_64/multiarch/memcpy_chk.S b/sysdeps/x86_64/multiarch/memcpy_chk.S index 648217e971..c009211280 100644 --- a/sysdeps/x86_64/multiarch/memcpy_chk.S +++ b/sysdeps/x86_64/multiarch/memcpy_chk.S @@ -32,22 +32,25 @@ ENTRY(__memcpy_chk) LOAD_RTLD_GLOBAL_RO_RDX #ifdef HAVE_AVX512_ASM_SUPPORT HAS_ARCH_FEATURE (AVX512F_Usable) - jz 1f + jz 1f HAS_ARCH_FEATURE (Prefer_No_VZEROUPPER) - jz 1f - leaq __memcpy_chk_avx512_no_vzeroupper(%rip), %rax + jz 1f + lea __memcpy_chk_avx512_no_vzeroupper(%rip), %RAX_LP ret #endif -1: leaq __memcpy_chk_sse2(%rip), %rax +1: lea __memcpy_chk_avx_unaligned(%rip), %RAX_LP + HAS_ARCH_FEATURE (AVX_Fast_Unaligned_Load) + jnz 2f + lea __memcpy_chk_sse2_unaligned(%rip), %RAX_LP + HAS_ARCH_FEATURE (Fast_Unaligned_Load) + jnz 2f + lea __memcpy_chk_sse2(%rip), %RAX_LP HAS_CPU_FEATURE (SSSE3) jz 2f - leaq __memcpy_chk_ssse3(%rip), %rax + lea __memcpy_chk_ssse3_back(%rip), %RAX_LP HAS_ARCH_FEATURE (Fast_Copy_Backward) - jz 2f - leaq __memcpy_chk_ssse3_back(%rip), %rax - HAS_ARCH_FEATURE (AVX_Fast_Unaligned_Load) - jz 2f - leaq __memcpy_chk_avx_unaligned(%rip), %rax + jnz 2f + lea __memcpy_chk_ssse3(%rip), %RAX_LP 2: ret END(__memcpy_chk) # else |