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Commit Graph

1 Commits

Author SHA1 Message Date
Benjamin Kramer
851691ddb2 Add patterns for the x86 popcnt instruction.
- Also adds a new POPCNT subtarget feature that is currently enabled if the target
  supports SSE4.2 (nehalem) or SSE4A (barcelona).

llvm-svn: 120917
2010-12-04 20:32:23 +00:00