1 ; RUN: llc < %s -march=x86 -mcpu=core2 -o %t 2 ; RUN: grep pshufb %t | count 1 3 4 ; FIXME: this test has a superfluous punpcklqdq pre-pshufb currently. 5 ; Don't XFAIL it because it's still better than the previous code. 6 7 ; Pack various elements via shuffles. 8 define <8 x i16> @shuf1(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { 9 entry: 10 %tmp7 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 1, i32 8, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > 11 ret <8 x i16> %tmp7 12 } 13
