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[SLP][NFC]Add a test for reused shrink check, NFC.

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This commit is contained in:
Alexey Bataev 2021-01-08 05:31:07 -08:00
parent af818934a3
commit 13839002c0
1 changed files with 46 additions and 0 deletions
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46
test/Transforms/SLPVectorizer/X86/shrink_after_reorder.ll
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@ -59,3 +59,49 @@ bb:
store i32 %tmp45, i32* %tmp46, align 4
ret void
}
define internal i32 @ipvideo_decode_block_opcode_0xD_16() {
; CHECK-LABEL: @ipvideo_decode_block_opcode_0xD_16(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[FOR_BODY:%.*]]
; CHECK: for.body:
; CHECK-NEXT: [[TMP0:%.*]] = phi <2 x i16> [ undef, [[ENTRY:%.*]] ], [ [[TMP0]], [[IF_END:%.*]] ]
; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <2 x i16> [[TMP0]], <2 x i16> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
; CHECK-NEXT: br label [[IF_END]]
; CHECK: if.end:
; CHECK-NEXT: [[ARRAYIDX11_1:%.*]] = getelementptr inbounds i16, i16* undef, i32 1
; CHECK-NEXT: [[ARRAYIDX11_2:%.*]] = getelementptr inbounds i16, i16* undef, i32 2
; CHECK-NEXT: [[ARRAYIDX11_3:%.*]] = getelementptr inbounds i16, i16* undef, i32 3
; CHECK-NEXT: [[ARRAYIDX11_4:%.*]] = getelementptr inbounds i16, i16* undef, i32 4
; CHECK-NEXT: [[ARRAYIDX11_5:%.*]] = getelementptr inbounds i16, i16* undef, i32 5
; CHECK-NEXT: [[ARRAYIDX11_6:%.*]] = getelementptr inbounds i16, i16* undef, i32 6
; CHECK-NEXT: [[ARRAYIDX11_7:%.*]] = getelementptr inbounds i16, i16* undef, i32 7
; CHECK-NEXT: store <8 x i16> [[SHUFFLE]], <8 x i16>* undef, align 2
; CHECK-NEXT: br label [[FOR_BODY]]
;
entry:
br label %for.body
for.body: ; preds = %if.end, %entry
%P.sroa.7.0 = phi i16 [ undef, %entry ], [ %P.sroa.7.0, %if.end ]
%P.sroa.0.0 = phi i16 [ undef, %entry ], [ %P.sroa.0.0, %if.end ]
br label %if.end
if.end: ; preds = %for.body
store i16 %P.sroa.0.0, i16* undef, align 2
%arrayidx11.1 = getelementptr inbounds i16, i16* undef, i32 1
store i16 %P.sroa.0.0, i16* %arrayidx11.1, align 2
%arrayidx11.2 = getelementptr inbounds i16, i16* undef, i32 2
store i16 %P.sroa.0.0, i16* %arrayidx11.2, align 2
%arrayidx11.3 = getelementptr inbounds i16, i16* undef, i32 3
store i16 %P.sroa.0.0, i16* %arrayidx11.3, align 2
%arrayidx11.4 = getelementptr inbounds i16, i16* undef, i32 4
store i16 %P.sroa.7.0, i16* %arrayidx11.4, align 2
%arrayidx11.5 = getelementptr inbounds i16, i16* undef, i32 5
store i16 %P.sroa.7.0, i16* %arrayidx11.5, align 2
%arrayidx11.6 = getelementptr inbounds i16, i16* undef, i32 6
store i16 %P.sroa.7.0, i16* %arrayidx11.6, align 2
%arrayidx11.7 = getelementptr inbounds i16, i16* undef, i32 7
store i16 %P.sroa.7.0, i16* %arrayidx11.7, align 2
br label %for.body
}