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1; RUN: llc < %s -mtriple=i686-- -mcpu=corei7 | FileCheck %s2 3;CHECK-LABEL: addXX_test:4;CHECK: padd5;CHECK: ret6 7 8define <16 x i8> @addXX_test(<16 x i8> %a) {9 %b = add <16 x i8> %a, %a10 ret <16 x i8> %b11}12 13;CHECK-LABEL: instcombine_test:14;CHECK: padd15;CHECK: ret16define <16 x i8> @instcombine_test(<16 x i8> %a) {17 %b = shl <16 x i8> %a, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>18 ret <16 x i8> %b19}20 21