forked from OSchip/llvm-project
31 lines
1.5 KiB
LLVM
31 lines
1.5 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: %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
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; CHECK-NEXT: %broadcast.splatinsert = insertelement <4 x i32> undef, i32 %index, i32 0
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; CHECK-NEXT: %broadcast.splat = shufflevector <4 x i32> %broadcast.splatinsert, <4 x i32> undef, <4 x i32> zeroinitializer
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; CHECK-NEXT: %induction = add <4 x i32> %broadcast.splat, <i32 0, i32 1, i32 2, i32 3>
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; CHECK-NEXT: %0 = add i32 %index, 0
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; CHECK-NEXT: %1 = 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: %index.next = add i32 %index, 4
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; CHECK-NEXT: %2 = icmp eq i32 %index.next, %n.vec
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; CHECK-NEXT: br i1 %2, label %middle.block, label %vector.body, !llvm.loop !0
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;
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define void @test_fshl(i32 %width) {
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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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%x.020.us.us = phi i32 [ 0, %entry ], [ %inc.us.us, %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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%inc.us.us = add nuw i32 %x.020.us.us, 1
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%exitcond50 = icmp eq i32 %inc.us.us, %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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