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-rw-r--r--ChangeLog6
-rw-r--r--sysdeps/x86/cpu-features.h2
2 files changed, 7 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 3e25bd7a18..dcd8258635 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2018-07-26 H.J. Lu <hongjiu.lu@intel.com>
+
+ [BZ # 23456]
+ * sysdeps/x86/cpu-features.h (index_cpu_LZCNT): Set to
+ COMMON_CPUID_INDEX_80000001.
+
2018-07-26 Stefan Liebler <stli@linux.ibm.com>
* string/tst-xbzero-opt.c (use_test_buffer): New function.
diff --git a/sysdeps/x86/cpu-features.h b/sysdeps/x86/cpu-features.h
index 624e681e96..3807a9d611 100644
--- a/sysdeps/x86/cpu-features.h
+++ b/sysdeps/x86/cpu-features.h
@@ -204,7 +204,7 @@ extern const struct cpu_features *__get_cpu_features (void)
# define index_cpu_HTT COMMON_CPUID_INDEX_1
# define index_cpu_BMI1 COMMON_CPUID_INDEX_7
# define index_cpu_BMI2 COMMON_CPUID_INDEX_7
-# define index_cpu_LZCNT COMMON_CPUID_INDEX_1
+# define index_cpu_LZCNT COMMON_CPUID_INDEX_80000001
# define index_cpu_MOVBE COMMON_CPUID_INDEX_1
# define index_cpu_POPCNT COMMON_CPUID_INDEX_1
# define index_cpu_IBT COMMON_CPUID_INDEX_7