forked from rpms/glibc
51 lines
1.7 KiB
Diff
51 lines
1.7 KiB
Diff
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commit 217b84127b3a6590afcc7e198e6c3f665935e8f4
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Author: Wilco Dijkstra <wdijkstr@arm.com>
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Date: Thu Jan 6 14:36:28 2022 +0000
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AArch64: Check for SVE in ifuncs [BZ #28744]
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Add a check for SVE in the A64FX ifuncs for memcpy, memset and memmove.
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This fixes BZ #28744.
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(cherry picked from commit e5fa62b8db546f8792ec9e5c61e6419f4f8e3f4d)
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diff --git a/sysdeps/aarch64/multiarch/memcpy.c b/sysdeps/aarch64/multiarch/memcpy.c
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index 25e0081eeb51727c..b6703af44b3f1a3d 100644
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--- a/sysdeps/aarch64/multiarch/memcpy.c
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+++ b/sysdeps/aarch64/multiarch/memcpy.c
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@@ -48,7 +48,7 @@ libc_ifunc (__libc_memcpy,
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|| IS_NEOVERSE_V1 (midr)
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? __memcpy_simd
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# if HAVE_AARCH64_SVE_ASM
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- : (IS_A64FX (midr)
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+ : (IS_A64FX (midr) && sve
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? __memcpy_a64fx
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: __memcpy_generic))))));
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# else
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diff --git a/sysdeps/aarch64/multiarch/memmove.c b/sysdeps/aarch64/multiarch/memmove.c
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index d0adefc547f60030..d2339ff34ff7b3e5 100644
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--- a/sysdeps/aarch64/multiarch/memmove.c
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+++ b/sysdeps/aarch64/multiarch/memmove.c
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@@ -48,7 +48,7 @@ libc_ifunc (__libc_memmove,
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|| IS_NEOVERSE_V1 (midr)
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? __memmove_simd
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# if HAVE_AARCH64_SVE_ASM
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- : (IS_A64FX (midr)
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+ : (IS_A64FX (midr) && sve
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? __memmove_a64fx
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: __memmove_generic))))));
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# else
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diff --git a/sysdeps/aarch64/multiarch/memset.c b/sysdeps/aarch64/multiarch/memset.c
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index d7d9bbbda095e051..3d839bc02e96380d 100644
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--- a/sysdeps/aarch64/multiarch/memset.c
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+++ b/sysdeps/aarch64/multiarch/memset.c
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@@ -44,7 +44,7 @@ libc_ifunc (__libc_memset,
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: (IS_EMAG (midr) && zva_size == 64
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? __memset_emag
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# if HAVE_AARCH64_SVE_ASM
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- : (IS_A64FX (midr)
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+ : (IS_A64FX (midr) && sve
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? __memset_a64fx
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: __memset_generic))));
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# else
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