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; RUN: opt < %s -mcpu=core-avx2 -loop-vectorize -S | llc -mcpu=core-avx2 | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx"
@float_array = common global [10000 x float] zeroinitializer, align 16
@unsigned_array = common global [10000 x i32] zeroinitializer, align 16
; If we need to scalarize the fptoui and then use inserts to build up the
; vector again, then there is certainly no value in going 256-bit wide.
; CHECK-NOT: vinserti128
define void @convert(i32 %N) {
entry:
%0 = icmp eq i32 %N, 0
br i1 %0, label %for.end, label %for.body.preheader
for.body.preheader: ; preds = %entry
br label %for.body
for.body: ; preds = %for.body.preheader, %for.body
%indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %for.body.preheader ]
%arrayidx = getelementptr inbounds [10000 x float]* @float_array, i64 0, i64 %indvars.iv
%1 = load float* %arrayidx, align 4
%conv = fptoui float %1 to i32
%arrayidx2 = getelementptr inbounds [10000 x i32]* @unsigned_array, i64 0, i64 %indvars.iv
store i32 %conv, i32* %arrayidx2, align 4
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
%lftr.wideiv = trunc i64 %indvars.iv.next to i32
%exitcond = icmp eq i32 %lftr.wideiv, %N
br i1 %exitcond, label %for.end.loopexit, label %for.body
for.end.loopexit: ; preds = %for.body
br label %for.end
for.end: ; preds = %for.end.loopexit, %entry
ret void
}
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