34 lines
1.6 KiB
LLVM
34 lines
1.6 KiB
LLVM
; RUN: opt -S -loop-vectorize -force-vector-width=4 %s | FileCheck %s
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; CHECK-LABEL: @test_fshl
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; CHECK-LABEL: vector.body:
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; CHECK-NEXT: [[IDX:%.+]] = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
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; CHECK-NEXT: [[IDX0:%.+]] = add i32 %index, 0
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; CHECK-NEXT: [[FSHL:%.+]] = call <4 x i16> @llvm.fshl.v4i16(<4 x i16> undef, <4 x i16> undef, <4 x i16> <i16 15, i16 15, i16 15, i16 15>)
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; CHECK-NEXT: [[GEP0:%.+]] = getelementptr inbounds i16, i16* %dst, i32 [[IDX0]]
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; CHECK-NEXT: [[GEP1:%.+]] = getelementptr inbounds i16, i16* [[GEP0]], i32 0
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; CHECK-NEXT: [[GEP_BC:%.+]] = bitcast i16* [[GEP1]] to <4 x i16>*
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; CHECK-NEXT: store <4 x i16> [[FSHL]], <4 x i16>* [[GEP_BC]], align 2
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; CHECK-NEXT: [[IDX_NEXT:%.+]] = add nuw i32 [[IDX]], 4
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; CHECK-NEXT: [[EC:%.+]] = icmp eq i32 [[IDX_NEXT]], %n.vec
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; CHECK-NEXT: br i1 [[EC]], label %middle.block, label %vector.body
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;
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define void @test_fshl(i32 %width, i16* %dst) {
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entry:
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br label %for.body9.us.us
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for.cond6.for.cond.cleanup8_crit_edge.us.us: ; preds = %for.body9.us.us
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ret void
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for.body9.us.us: ; preds = %for.body9.us.us, %entry
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%iv = phi i32 [ 0, %entry ], [ %iv.next, %for.body9.us.us ]
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%conv4.i.us.us = tail call i16 @llvm.fshl.i16(i16 undef, i16 undef, i16 15)
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%dst.gep = getelementptr inbounds i16, i16* %dst, i32 %iv
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store i16 %conv4.i.us.us, i16* %dst.gep
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%iv.next = add nuw i32 %iv, 1
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%exitcond50 = icmp eq i32 %iv.next, %width
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br i1 %exitcond50, label %for.cond6.for.cond.cleanup8_crit_edge.us.us, label %for.body9.us.us
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}
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declare i16 @llvm.fshl.i16(i16, i16, i16)
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