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authorNoah Goldstein <goldstein.w.n@gmail.com>2022-04-14 11:47:36 -0500
committerNoah Goldstein <goldstein.w.n@gmail.com>2022-04-14 23:21:41 -0500
commite084ccd37ef6374962fb10d5f6479f55e1130d33 (patch)
tree1a80aa6fb4def5f4cd451c55b572673d69ce50d2 /sysdeps/x86_64/multiarch/ifunc-impl-list.c
parentc024a0b9cf26a4c1df4da7ee5fe4098df3f59d93 (diff)
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x86: Remove str{n}cat-ssse3
With SSE2, SSE4.1, AVX2, and EVEX versions very few targets prefer
SSSE3. As a result it is no longer worth it to keep the SSSE3
versions given the code size cost.
Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
Diffstat (limited to 'sysdeps/x86_64/multiarch/ifunc-impl-list.c')
-rw-r--r--sysdeps/x86_64/multiarch/ifunc-impl-list.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/sysdeps/x86_64/multiarch/ifunc-impl-list.c b/sysdeps/x86_64/multiarch/ifunc-impl-list.c
index 7e2be3554b..41a04621ad 100644
--- a/sysdeps/x86_64/multiarch/ifunc-impl-list.c
+++ b/sysdeps/x86_64/multiarch/ifunc-impl-list.c
@@ -481,8 +481,6 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
 			      (CPU_FEATURE_USABLE (AVX512VL)
 			       && CPU_FEATURE_USABLE (AVX512BW)),
 			      __strcat_evex)
-	      IFUNC_IMPL_ADD (array, i, strcat, CPU_FEATURE_USABLE (SSSE3),
-			      __strcat_ssse3)
 	      IFUNC_IMPL_ADD (array, i, strcat, 1, __strcat_sse2_unaligned)
 	      IFUNC_IMPL_ADD (array, i, strcat, 1, __strcat_sse2))
 
@@ -630,8 +628,6 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
 			      (CPU_FEATURE_USABLE (AVX512VL)
 			       && CPU_FEATURE_USABLE (AVX512BW)),
 			      __strncat_evex)
-	      IFUNC_IMPL_ADD (array, i, strncat, CPU_FEATURE_USABLE (SSSE3),
-			      __strncat_ssse3)
 	      IFUNC_IMPL_ADD (array, i, strncat, 1,
 			      __strncat_sse2_unaligned)
 	      IFUNC_IMPL_ADD (array, i, strncat, 1, __strncat_sse2))