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      1 ; RUN: llc < %s -o - -mcpu=generic -march=x86-64 -mattr=+sse4.1 | FileCheck %s -check-prefix=SSE41
      2 ; RUN: llc < %s -o - -mcpu=generic -march=x86-64 -mattr=+avx | FileCheck %s -check-prefix=AVX
      3 
      4 define void @pextrb(i8* nocapture %dst, <16 x i8> %foo) {
      5 ; AVX: vpextrb
      6 ; SSE41: pextrb
      7 ; AVX-NOT: movb
      8 ; SSE41-NOT: movb
      9   %vecext = extractelement <16 x i8> %foo, i32 15
     10   store i8 %vecext, i8* %dst, align 1
     11   ret void
     12 }
     13 
     14 define void @pextrw(i16* nocapture %dst, <8 x i16> %foo) {
     15 ; AVX: vpextrw
     16 ; SSE41: pextrw
     17 ; AVX-NOT: movw
     18 ; SSE41-NOT: movw
     19   %vecext = extractelement <8 x i16> %foo, i32 15
     20   store i16 %vecext, i16* %dst, align 1
     21   ret void
     22 }
     23