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authorH.J. Lu <hongjiu.lu@intel.com>2009-08-28 14:54:46 -0700
committerUlrich Drepper <drepper@redhat.com>2009-08-28 14:54:46 -0700
commit5a4eb7282e7fc42d6bd283c18d59edcdc57cf81e (patch)
treebc94b1b81fb16986cb5cbe8b19f7f0bc8d49b45b /sysdeps/x86_64
parentd444ac573c53238c627eec7bd02e0b9c31459e99 (diff)
downloadglibc-5a4eb7282e7fc42d6bd283c18d59edcdc57cf81e.tar.gz
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Remove ENABLE_SSSE3_ON_ATOM.
It turns that SSSE3 isn't slow on Atom. The problem is bsf. This patch
removes ENABLE_SSSE3_ON_ATOM.
Diffstat (limited to 'sysdeps/x86_64')
-rw-r--r--sysdeps/x86_64/multiarch/init-arch.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/sysdeps/x86_64/multiarch/init-arch.c b/sysdeps/x86_64/multiarch/init-arch.c
index c152ab29eb..9a1e776c9a 100644
--- a/sysdeps/x86_64/multiarch/init-arch.c
+++ b/sysdeps/x86_64/multiarch/init-arch.c
@@ -64,15 +64,7 @@ __init_cpu_features (void)
 	  __cpu_features.model += extended_model;
 	}
       else if (__cpu_features.family == 0x06)
-	{
-	  __cpu_features.model += extended_model;
-
-#ifndef ENABLE_SSSE3_ON_ATOM
-	  if (__cpu_features.model == 0x1c)
-	    /* Avoid SSSE3 on Atom since it is slow.  */
-	    __cpu_features.cpuid[COMMON_CPUID_INDEX_1].ecx &= ~(1 << 9);
-#endif
-	}
+	__cpu_features.model += extended_model;
     }
   /* This spells out "AuthenticAMD".  */
   else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65)