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51 lines
1.4 KiB
LLVM
51 lines
1.4 KiB
LLVM
; RUN: llc < %s -mtriple=x86_64-pc-linux | FileCheck %s -check-prefix=X64
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; RUN: llc < %s -mtriple=x86_64-pc-linux -mattr=+avx | FileCheck %s -check-prefix=AVX
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; CHECK-LABEL: extractelement_index_1:
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define i8 @extractelement_index_1(<32 x i8> %a) nounwind {
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; X64: movaps
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; AVX: vpextrb $1
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%b = extractelement <32 x i8> %a, i256 1
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ret i8 %b
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}
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; CHECK-LABEL: extractelement_index_2:
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define i32 @extractelement_index_2(<8 x i32> %a) nounwind {
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; X64: pshufd
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; AVX: vextractf128 $1
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; AVX-NEXT: vpextrd $3
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%b = extractelement <8 x i32> %a, i64 7
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ret i32 %b
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}
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; CHECK-LABEL: extractelement_index_3:
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define i32 @extractelement_index_3(<8 x i32> %a) nounwind {
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; CHECK-NOT: pextr
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%b = extractelement <8 x i32> %a, i64 15
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ret i32 %b
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}
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; CHECK-LABEL: extractelement_index_4:
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define i32 @extractelement_index_4(<8 x i32> %a) nounwind {
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; X64: movd
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; AVX: vextractf128 $1
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; AVX-NEXT: vmovd
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%b = extractelement <8 x i32> %a, i256 4
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ret i32 %b
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}
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; CHECK-LABEL: extractelement_index_5:
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define i8 @extractelement_index_5(<32 x i8> %a, i256 %i) nounwind {
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; X64: movaps
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; AVX: vmovaps
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%b = extractelement <32 x i8> %a, i256 %i
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ret i8 %b
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}
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; CHECK-LABEL: extractelement_index_6:
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define i8 @extractelement_index_6(<32 x i8> %a) nounwind {
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; CHECK-NOT: pextr
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%b = extractelement <32 x i8> %a, i256 -1
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ret i8 %b
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} |