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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -passes="loop-vectorize" -force-vector-interleave=1 -force-vector-width=4 -S < %s | FileCheck %s3 4define void @uitofp_preserve_nneg(ptr %result, i32 %size, float %y) {5; CHECK-LABEL: @uitofp_preserve_nneg(6; CHECK-NEXT: entry:7; CHECK-NEXT: br label [[VECTOR_PH:%.*]]8; CHECK: vector.ph:9; CHECK-NEXT: [[BROADCAST_SPLATINSERT2:%.*]] = insertelement <4 x float> poison, float [[Y:%.*]], i64 010; CHECK-NEXT: [[BROADCAST_SPLAT3:%.*]] = shufflevector <4 x float> [[BROADCAST_SPLATINSERT2]], <4 x float> poison, <4 x i32> zeroinitializer11; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]12; CHECK: vector.body:13; CHECK-NEXT: [[INDEX1:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]14; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i32> [ <i32 0, i32 1, i32 2, i32 3>, [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]15; CHECK-NEXT: [[TMP0:%.*]] = uitofp nneg <4 x i32> [[VEC_IND]] to <4 x float>16; CHECK-NEXT: [[TMP3:%.*]] = fmul <4 x float> [[TMP0]], [[BROADCAST_SPLAT3]]17; CHECK-NEXT: [[INDEX:%.*]] = zext nneg i32 [[INDEX1]] to i6418; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[RESULT:%.*]], i64 [[INDEX]]19; CHECK-NEXT: store <4 x float> [[TMP3]], ptr [[TMP2]], align 420; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX1]], 421; CHECK-NEXT: [[VEC_IND_NEXT]] = add nuw nsw <4 x i32> [[VEC_IND]], splat (i32 4)22; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i32 [[INDEX_NEXT]], 25623; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]24; CHECK: middle.block:25; CHECK-NEXT: br label [[FOR_BODY:%.*]]26; CHECK: for.exit:27; CHECK-NEXT: ret void28;29entry:30 br label %for.body31 32for.body:33 %iv = phi i32 [ 0, %entry ], [ %inc, %for.body ]34 %conv = uitofp nneg i32 %iv to float35 %val = fmul float %conv, %y36 %idxprom = zext nneg i32 %iv to i6437 %arrayidx = getelementptr inbounds float, ptr %result, i64 %idxprom38 store float %val, ptr %arrayidx, align 439 %inc = add nuw nsw i32 %iv, 140 %cmp = icmp slt i32 %inc, 25641 br i1 %cmp, label %for.body, label %for.exit42 43for.exit:44 ret void45}46