https://llvm.org/bugs/show_bug.cgi?id=31225
Bug ID: 31225
Summary: X86 - adding "hasNopl()" as subtarget feature
Product: libraries
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: Backend: X86
Assignee: unassignedb...@nondot.org
Reporter: asaf.bad...@intel.com
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
some CPUs don't support long nop.
lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp contain big condition with string
compares over all the CPUs that don't support nopl (HasNopl), it can be
replaced with new subtarget feature.
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