Michael Liao facace808c Lower BUILD_VECTOR to SHUFFLE + INSERT_VECTOR_ELT for X86
- If INSERT_VECTOR_ELT is supported (above SSE2, either by custom
  sequence of legal insn), transform BUILD_VECTOR into SHUFFLE +
  INSERT_VECTOR_ELT if most of elements could be built from SHUFFLE with few
  (so far 1) elements being inserted.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166288 91177308-0d34-0410-b5e6-96231b3b80d8
2012-10-19 17:15:18 +00:00
..
2012-10-19 07:00:09 +00:00
2012-10-10 01:45:52 +00:00