26 lines
961 B
LLVM
26 lines
961 B
LLVM
; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
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; Avoid crashing while trying to vectorize fcmp that can be folded to vector of
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; i1 true.
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define void @test1() {
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; CHECK-LABEL: test1(
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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: %induction = add <4 x i32> %broadcast.splat, <i32 0, i32 1, i32 2, i32 3>
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; CHECK: %index.next = add i32 %index, 4
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entry:
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br label %loop
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loop: ; preds = %loop, %entry
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%iv = phi i32 [ 0, %entry ], [ %ivnext, %loop ]
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%fcmp = fcmp uno float 0.000000e+00, 0.000000e+00
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%ivnext = add nsw i32 %iv, 1
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%cnd = icmp sgt i32 %iv, 142
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br i1 %cnd, label %exit, label %loop
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exit: ; preds = %loop
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ret void
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}
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