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[X86][SSE] Added extra i8 extract element test 

llvm-svn: 270379
This commit is contained in:
Simon Pilgrim 2016-05-22 20:35:42 +00:00
parent 2959ff4a88
commit 1ced2a6390
1 changed files with 20 additions and 0 deletions
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20
llvm/test/CodeGen/X86/extractelement-index.ll
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@ -28,6 +28,26 @@ define i8 @extractelement_v16i8_1(<16 x i8> %a) nounwind {
ret i8 %b
}
define i8 @extractelement_v16i8_11(<16 x i8> %a) nounwind {
; SSE2-LABEL: extractelement_v16i8_11:
; SSE2: # BB#0:
; SSE2-NEXT: movaps %xmm0, -{{[0-9]+}}(%rsp)
; SSE2-NEXT: movb -{{[0-9]+}}(%rsp), %al
; SSE2-NEXT: retq
;
; SSE41-LABEL: extractelement_v16i8_11:
; SSE41: # BB#0:
; SSE41-NEXT: pextrb $11, %xmm0, %eax
; SSE41-NEXT: retq
;
; AVX-LABEL: extractelement_v16i8_11:
; AVX: # BB#0:
; AVX-NEXT: vpextrb $11, %xmm0, %eax
; AVX-NEXT: retq
%b = extractelement <16 x i8> %a, i256 11
ret i8 %b
}
define i8 @extractelement_v16i8_14(<16 x i8> %a) nounwind {
; SSE2-LABEL: extractelement_v16i8_14:
; SSE2: # BB#0: