1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S < %s | FileCheck %s 3 4define void @m(i32* nocapture %p, i32* nocapture %p2, i32 %q) { 5; CHECK-LABEL: @m( 6; CHECK-NEXT: entry: 7; CHECK-NEXT: [[P1:%.*]] = bitcast i32* [[P:%.*]] to i8* 8; CHECK-NEXT: [[P23:%.*]] = bitcast i32* [[P2:%.*]] to i8* 9; CHECK-NEXT: [[ARRAYIDX9_1:%.*]] = getelementptr inbounds i32, i32* [[P2]], i64 1 10; CHECK-NEXT: [[ARRAYIDX9_2:%.*]] = getelementptr inbounds i32, i32* [[P2]], i64 2 11; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] 12; CHECK: vector.memcheck: 13; CHECK-NEXT: [[SCEVGEP:%.*]] = getelementptr i32, i32* [[P]], i64 63 14; CHECK-NEXT: [[SCEVGEP2:%.*]] = bitcast i32* [[SCEVGEP]] to i8* 15; CHECK-NEXT: [[SCEVGEP4:%.*]] = getelementptr i32, i32* [[P2]], i64 3 16; CHECK-NEXT: [[SCEVGEP45:%.*]] = bitcast i32* [[SCEVGEP4]] to i8* 17; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult i8* [[P1]], [[SCEVGEP45]] 18; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult i8* [[P23]], [[SCEVGEP2]] 19; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]] 20; CHECK-NEXT: [[MEMCHECK_CONFLICT:%.*]] = and i1 [[FOUND_CONFLICT]], true 21; CHECK-NEXT: br i1 [[MEMCHECK_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] 22; CHECK: vector.ph: 23; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] 24; CHECK: vector.body: 25; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] 26; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 27; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[P2]], align 4, !alias.scope !0 28; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[TMP1]], i32 0 29; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer 30; CHECK-NEXT: [[TMP2:%.*]] = sub nsw <4 x i32> zeroinitializer, [[BROADCAST_SPLAT]] 31; CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* [[ARRAYIDX9_1]], align 4, !alias.scope !0 32; CHECK-NEXT: [[BROADCAST_SPLATINSERT6:%.*]] = insertelement <4 x i32> poison, i32 [[TMP3]], i32 0 33; CHECK-NEXT: [[BROADCAST_SPLAT7:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT6]], <4 x i32> poison, <4 x i32> zeroinitializer 34; CHECK-NEXT: [[TMP4:%.*]] = sub nsw <4 x i32> [[TMP2]], [[BROADCAST_SPLAT7]] 35; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* [[ARRAYIDX9_2]], align 4, !alias.scope !0 36; CHECK-NEXT: [[BROADCAST_SPLATINSERT8:%.*]] = insertelement <4 x i32> poison, i32 [[TMP5]], i32 0 37; CHECK-NEXT: [[BROADCAST_SPLAT9:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT8]], <4 x i32> poison, <4 x i32> zeroinitializer 38; CHECK-NEXT: [[TMP6:%.*]] = sub nsw <4 x i32> [[TMP4]], [[BROADCAST_SPLAT9]] 39; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[TMP0]] 40; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, i32* [[TMP7]], i32 0 41; CHECK-NEXT: [[TMP9:%.*]] = bitcast i32* [[TMP8]] to <4 x i32>* 42; CHECK-NEXT: store <4 x i32> [[TMP6]], <4 x i32>* [[TMP9]], align 4, !alias.scope !3, !noalias !0 43; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 44; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], 60 45; CHECK-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] 46; CHECK: middle.block: 47; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 63, 60 48; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_END17:%.*]], label [[SCALAR_PH]] 49; CHECK: scalar.ph: 50; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 60, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ] 51; CHECK-NEXT: br label [[FOR_COND5:%.*]] 52; CHECK: for.cond5: 53; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_COND5]] ] 54; CHECK-NEXT: [[I3:%.*]] = load i32, i32* [[P2]], align 4 55; CHECK-NEXT: [[SUB:%.*]] = sub nsw i32 0, [[I3]] 56; CHECK-NEXT: [[I4:%.*]] = load i32, i32* [[ARRAYIDX9_1]], align 4 57; CHECK-NEXT: [[SUB_1:%.*]] = sub nsw i32 [[SUB]], [[I4]] 58; CHECK-NEXT: [[I5:%.*]] = load i32, i32* [[ARRAYIDX9_2]], align 4 59; CHECK-NEXT: [[SUB_2:%.*]] = sub nsw i32 [[SUB_1]], [[I5]] 60; CHECK-NEXT: [[ARRAYIDX14:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[INDVARS_IV]] 61; CHECK-NEXT: store i32 [[SUB_2]], i32* [[ARRAYIDX14]], align 4 62; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 63; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 63 64; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_END17]], label [[FOR_COND5]], !llvm.loop [[LOOP7:![0-9]+]] 65; CHECK: for.end17: 66; CHECK-NEXT: ret void 67; 68entry: 69 %arrayidx9.1 = getelementptr inbounds i32, i32* %p2, i64 1 70 %arrayidx9.2 = getelementptr inbounds i32, i32* %p2, i64 2 71 br label %for.cond5 72 73for.cond5: ; preds = %entry, %for.cond5 74 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.cond5 ] 75 %i3 = load i32, i32* %p2, align 4 76 %sub = sub nsw i32 0, %i3 77 %i4 = load i32, i32* %arrayidx9.1, align 4 78 %sub.1 = sub nsw i32 %sub, %i4 79 %i5 = load i32, i32* %arrayidx9.2, align 4 80 %sub.2 = sub nsw i32 %sub.1, %i5 81 %arrayidx14 = getelementptr inbounds i32, i32* %p, i64 %indvars.iv 82 store i32 %sub.2, i32* %arrayidx14, align 4 83 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 84 %exitcond = icmp eq i64 %indvars.iv.next, 63 85 br i1 %exitcond, label %for.end17, label %for.cond5 86 87for.end17: ; preds = %for.cond5 88 ret void 89} 90