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2018 Apr 09
1
llvm-dev Digest, Vol 166, Issue 22
...;0> // [a] t21: v2i16 = extract_subvector t2, Constant:i32<2> //[c d] t22: i16 = extract_vector_elt t21, Constant:i32<0> // [c] t25: v2i16 = BUILD_VECTOR t27, t22 // [a c] t18: ch,glue = CopyToReg t0, Register:v2i16 %m0, t25 t19: ch = RTN t18 t20: ch = RTN_REG_HOLDER t19, Register:v2i16 %m0, t18:1 Creating new node: t28: v2i16 = undef Creating new node: t29: v2i16 = vector_shuffle<0,0> t26, undef:v2i16 After reduceBuildVecToShuffle SelectionDAG has 16 nodes: t0: ch = EntryToken t2: v4i16,ch = CopyFromReg t0, Register:v4i16 %0 // [a b c d]...