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authorH.J. Lu <hjl.tools@gmail.com>2018-07-26 11:10:08 -0700
committerH.J. Lu <hjl.tools@gmail.com>2018-07-26 11:10:44 -0700
commit65d87ade1ee6f3ac099105e3511bd09bdc24cf3f (patch)
tree4a4a37507e6e33c4484f5a2f53883bc5052c927f /elf/tst-nodelete-dlclose-dso.c
parentc9dc4d5117afea7283d5fd80c80be8cc09cde84d (diff)
x86: Correct index_cpu_LZCNT [BZ # 23456]
cpu-features.h has #define bit_cpu_LZCNT (1 << 5) #define index_cpu_LZCNT COMMON_CPUID_INDEX_1 #define reg_LZCNT But the LZCNT feature bit is in COMMON_CPUID_INDEX_80000001: Initial EAX Value: 80000001H ECX Extended Processor Signature and Feature Bits: Bit 05: LZCNT available index_cpu_LZCNT should be COMMON_CPUID_INDEX_80000001, not COMMON_CPUID_INDEX_1. The VMX feature bit is in COMMON_CPUID_INDEX_1: Initial EAX Value: 01H Feature Information Returned in the ECX Register: 5 VMX Reviewed-by: Carlos O'Donell <carlos@redhat.com> [BZ # 23456] * sysdeps/x86/cpu-features.h (index_cpu_LZCNT): Set to COMMON_CPUID_INDEX_80000001.
Diffstat (limited to 'elf/tst-nodelete-dlclose-dso.c')
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