1; RUN: llc < %s -march=x86 -mcpu=yonah -stack-alignment=16 -o %t 2; RUN: grep pextrw %t | count 13 3; RUN: grep pinsrw %t | count 14 4; RUN: grep rolw %t | count 13 5; RUN: not grep esp %t 6; RUN: not grep ebp %t 7; RUN: llc < %s -march=x86 -mcpu=core2 -stack-alignment=16 -o %t 8; RUN: grep pshufb %t | count 3 9 10define <16 x i8> @shuf1(<16 x i8> %T0) nounwind readnone { 11entry: 12 %tmp8 = shufflevector <16 x i8> %T0, <16 x i8> undef, <16 x i32> < i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6, i32 9, i32 8, i32 11, i32 10, i32 12, i32 13, i32 15 , i32 14 > 13 ret <16 x i8> %tmp8 14} 15 16define <16 x i8> @shuf2(<16 x i8> %T0, <16 x i8> %T1) nounwind readnone { 17entry: 18 %tmp8 = shufflevector <16 x i8> %T0, <16 x i8> %T1, <16 x i32> < i32 undef, i32 undef, i32 3, i32 2, i32 17, i32 16, i32 7, i32 6, i32 9, i32 8, i32 11, i32 10, i32 12, i32 13, i32 15 , i32 14 > 19 ret <16 x i8> %tmp8 20} 21