diff options
| -rw-r--r-- | sysdeps/x86_64/multiarch/ifunc-impl-list.c | 24 | ||||
| -rw-r--r-- | sysdeps/x86_64/multiarch/ifunc-memmove.h | 12 | ||||
| -rw-r--r-- | sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S | 18 |
3 files changed, 35 insertions, 19 deletions
diff --git a/sysdeps/x86_64/multiarch/ifunc-impl-list.c b/sysdeps/x86_64/multiarch/ifunc-impl-list.c index 2016072489..b0ae7ed0da 100644 --- a/sysdeps/x86_64/multiarch/ifunc-impl-list.c +++ b/sysdeps/x86_64/multiarch/ifunc-impl-list.c @@ -83,10 +83,10 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, HAS_ARCH_FEATURE (AVX512F_Usable), __memmove_chk_avx512_no_vzeroupper) IFUNC_IMPL_ADD (array, i, __memmove_chk, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __memmove_chk_avx512_unaligned) IFUNC_IMPL_ADD (array, i, __memmove_chk, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __memmove_chk_avx512_unaligned_erms) IFUNC_IMPL_ADD (array, i, __memmove_chk, HAS_ARCH_FEATURE (AVX_Usable), @@ -148,10 +148,10 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, HAS_ARCH_FEATURE (AVX512F_Usable), __memmove_avx512_no_vzeroupper) IFUNC_IMPL_ADD (array, i, memmove, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __memmove_avx512_unaligned) IFUNC_IMPL_ADD (array, i, memmove, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __memmove_avx512_unaligned_erms) IFUNC_IMPL_ADD (array, i, memmove, HAS_CPU_FEATURE (SSSE3), __memmove_ssse3_back) @@ -733,10 +733,10 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, HAS_ARCH_FEATURE (AVX512F_Usable), __memcpy_chk_avx512_no_vzeroupper) IFUNC_IMPL_ADD (array, i, __memcpy_chk, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __memcpy_chk_avx512_unaligned) IFUNC_IMPL_ADD (array, i, __memcpy_chk, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __memcpy_chk_avx512_unaligned_erms) IFUNC_IMPL_ADD (array, i, __memcpy_chk, HAS_ARCH_FEATURE (AVX_Usable), @@ -802,10 +802,10 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, HAS_ARCH_FEATURE (AVX512F_Usable), __memcpy_avx512_no_vzeroupper) IFUNC_IMPL_ADD (array, i, memcpy, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __memcpy_avx512_unaligned) IFUNC_IMPL_ADD (array, i, memcpy, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __memcpy_avx512_unaligned_erms) IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_sse2_unaligned) IFUNC_IMPL_ADD (array, i, memcpy, 1, @@ -819,10 +819,10 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, HAS_ARCH_FEATURE (AVX512F_Usable), __mempcpy_chk_avx512_no_vzeroupper) IFUNC_IMPL_ADD (array, i, __mempcpy_chk, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __mempcpy_chk_avx512_unaligned) IFUNC_IMPL_ADD (array, i, __mempcpy_chk, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __mempcpy_chk_avx512_unaligned_erms) IFUNC_IMPL_ADD (array, i, __mempcpy_chk, HAS_ARCH_FEATURE (AVX_Usable), @@ -864,10 +864,10 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, HAS_ARCH_FEATURE (AVX512F_Usable), __mempcpy_avx512_no_vzeroupper) IFUNC_IMPL_ADD (array, i, mempcpy, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __mempcpy_avx512_unaligned) IFUNC_IMPL_ADD (array, i, mempcpy, - HAS_ARCH_FEATURE (AVX512F_Usable), + HAS_ARCH_FEATURE (AVX512VL_Usable), __mempcpy_avx512_unaligned_erms) IFUNC_IMPL_ADD (array, i, mempcpy, HAS_ARCH_FEATURE (AVX_Usable), diff --git a/sysdeps/x86_64/multiarch/ifunc-memmove.h b/sysdeps/x86_64/multiarch/ifunc-memmove.h index a91c1f27ca..01fc6b998b 100644 --- a/sysdeps/x86_64/multiarch/ifunc-memmove.h +++ b/sysdeps/x86_64/multiarch/ifunc-memmove.h @@ -56,13 +56,15 @@ IFUNC_SELECTOR (void) if (CPU_FEATURES_ARCH_P (cpu_features, AVX512F_Usable) && !CPU_FEATURES_ARCH_P (cpu_features, Prefer_No_AVX512)) { - if (CPU_FEATURES_ARCH_P (cpu_features, Prefer_No_VZEROUPPER)) - return OPTIMIZE (avx512_no_vzeroupper); + if (CPU_FEATURES_ARCH_P (cpu_features, AVX512VL_Usable)) + { + if (CPU_FEATURES_CPU_P (cpu_features, ERMS)) + return OPTIMIZE (avx512_unaligned_erms); - if (CPU_FEATURES_CPU_P (cpu_features, ERMS)) - return OPTIMIZE (avx512_unaligned_erms); + return OPTIMIZE (avx512_unaligned); + } - return OPTIMIZE (avx512_unaligned); + return OPTIMIZE (avx512_no_vzeroupper); } if (CPU_FEATURES_ARCH_P (cpu_features, AVX_Fast_Unaligned_Load)) diff --git a/sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S b/sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S index aac1515cf6..7dad1ad74c 100644 --- a/sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S +++ b/sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S @@ -1,11 +1,25 @@ #if IS_IN (libc) # define VEC_SIZE 64 -# define VEC(i) zmm##i +# define XMM0 xmm16 +# define XMM1 xmm17 +# define YMM0 ymm16 +# define YMM1 ymm17 +# define VEC0 zmm16 +# define VEC1 zmm17 +# define VEC2 zmm18 +# define VEC3 zmm19 +# define VEC4 zmm20 +# define VEC5 zmm21 +# define VEC6 zmm22 +# define VEC7 zmm23 +# define VEC8 zmm24 +# define VEC(i) VEC##i # define VMOVNT vmovntdq # define VMOVU vmovdqu64 # define VMOVA vmovdqa64 +# define VZEROUPPER -# define SECTION(p) p##.avx512 +# define SECTION(p) p##.evex512 # define MEMMOVE_SYMBOL(p,s) p##_avx512_##s # include "memmove-vec-unaligned-erms.S" |