; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -loop-vectorize -force-vector-width=4 -mtriple=thumbv8.1m.main-none-none-eabi -mattr=+mve.fp -tail-predication=force-enabled -S %s -o - | FileCheck %s define void @test_stride1_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n) { ; CHECK-LABEL: @test_stride1_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_RND_UP:%.*]] = add i32 [[N:%.*]], 3 ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N_RND_UP]], 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[N_RND_UP]], [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[INDEX]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: [[INDUCTION:%.*]] = add <4 x i32> [[BROADCAST_SPLAT]], ; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[INDEX]], 0 ; CHECK-NEXT: [[ACTIVE_LANE_MASK:%.*]] = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 [[TMP0]], i32 [[N]]) ; CHECK-NEXT: [[TMP1:%.*]] = mul nuw nsw i32 [[TMP0]], 1 ; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i32 [[TMP1]], 2 ; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i32 [[TMP2]] ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[TMP3]], i32 0 ; CHECK-NEXT: [[TMP5:%.*]] = bitcast i32* [[TMP4]] to <4 x i32>* ; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0v4i32(<4 x i32>* [[TMP5]], i32 4, <4 x i1> [[ACTIVE_LANE_MASK]], <4 x i32> poison) ; CHECK-NEXT: [[TMP6:%.*]] = add nsw <4 x i32> , [[WIDE_MASKED_LOAD]] ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[TMP0]] ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, i32* [[TMP7]], i32 0 ; CHECK-NEXT: [[TMP9:%.*]] = bitcast i32* [[TMP8]] to <4 x i32>* ; CHECK-NEXT: call void @llvm.masked.store.v4i32.p0v4i32(<4 x i32> [[TMP6]], <4 x i32>* [[TMP9]], i32 4, <4 x i1> [[ACTIVE_LANE_MASK]]) ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 ; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP0:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: br i1 true, label [[END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP11:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP11]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END]], label [[FOR_BODY]], [[LOOP2:!llvm.loop !.*]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %mul = mul nuw nsw i32 %i.023, 1 %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } define void @test_stride-1_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n) { ; CHECK-LABEL: @test_stride-1_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[N:%.*]], 4 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] ; CHECK: vector.scevcheck: ; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[N]], -1 ; CHECK-NEXT: [[MUL1:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 1, i32 [[TMP0]]) ; CHECK-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL1]], 0 ; CHECK-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL1]], 1 ; CHECK-NEXT: [[TMP1:%.*]] = add i32 2, [[MUL_RESULT]] ; CHECK-NEXT: [[TMP2:%.*]] = sub i32 2, [[MUL_RESULT]] ; CHECK-NEXT: [[TMP3:%.*]] = icmp sgt i32 [[TMP2]], 2 ; CHECK-NEXT: [[TMP4:%.*]] = icmp slt i32 [[TMP1]], 2 ; CHECK-NEXT: [[TMP5:%.*]] = select i1 true, i1 [[TMP3]], i1 [[TMP4]] ; CHECK-NEXT: [[TMP6:%.*]] = or i1 [[TMP5]], [[MUL_OVERFLOW]] ; CHECK-NEXT: [[TMP7:%.*]] = or i1 false, [[TMP6]] ; CHECK-NEXT: br i1 [[TMP7]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N]], 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[N]], [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP8:%.*]] = add i32 [[INDEX]], 0 ; CHECK-NEXT: [[TMP9:%.*]] = mul nuw nsw i32 [[TMP8]], -1 ; CHECK-NEXT: [[TMP10:%.*]] = add nuw nsw i32 [[TMP9]], 2 ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i32 [[TMP10]] ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, i32* [[TMP11]], i32 0 ; CHECK-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, i32* [[TMP12]], i32 -3 ; CHECK-NEXT: [[TMP14:%.*]] = bitcast i32* [[TMP13]] to <4 x i32>* ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, <4 x i32>* [[TMP14]], align 4 ; CHECK-NEXT: [[REVERSE:%.*]] = shufflevector <4 x i32> [[WIDE_LOAD]], <4 x i32> poison, <4 x i32> ; CHECK-NEXT: [[TMP15:%.*]] = add nsw <4 x i32> , [[REVERSE]] ; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[TMP8]] ; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i32, i32* [[TMP16]], i32 0 ; CHECK-NEXT: [[TMP18:%.*]] = bitcast i32* [[TMP17]] to <4 x i32>* ; CHECK-NEXT: store <4 x i32> [[TMP15]], <4 x i32>* [[TMP18]], align 4 ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 ; CHECK-NEXT: [[TMP19:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP19]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP4:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[N]], [[N_VEC]] ; CHECK-NEXT: br i1 [[CMP_N]], label [[END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_SCEVCHECK]] ] ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], -1 ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP20:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP20]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END]], label [[FOR_BODY]], [[LOOP5:!llvm.loop !.*]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %mul = mul nuw nsw i32 %i.023, -1 %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } define void @test_stride2_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n) { ; ; CHECK-LABEL: @test_stride2_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ule i32 [[N:%.*]], 4 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N]], 4 ; CHECK-NEXT: [[TMP0:%.*]] = icmp eq i32 [[N_MOD_VF]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[TMP0]], i32 4, i32 [[N_MOD_VF]] ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[N]], [[TMP1]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[INDEX]], 0 ; CHECK-NEXT: [[TMP3:%.*]] = mul nuw nsw i32 [[TMP2]], 2 ; CHECK-NEXT: [[TMP4:%.*]] = add nuw nsw i32 [[TMP3]], 2 ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i32 [[TMP4]] ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP5]], i32 0 ; CHECK-NEXT: [[TMP7:%.*]] = bitcast i32* [[TMP6]] to <8 x i32>* ; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <8 x i32>, <8 x i32>* [[TMP7]], align 4 ; CHECK-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <8 x i32> [[WIDE_VEC]], <8 x i32> poison, <4 x i32> ; CHECK-NEXT: [[TMP8:%.*]] = add nsw <4 x i32> , [[STRIDED_VEC]] ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[TMP2]] ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i32, i32* [[TMP9]], i32 0 ; CHECK-NEXT: [[TMP11:%.*]] = bitcast i32* [[TMP10]] to <4 x i32>* ; CHECK-NEXT: store <4 x i32> [[TMP8]], <4 x i32>* [[TMP11]], align 4 ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 ; CHECK-NEXT: [[TMP12:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP6:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[N]], [[N_VEC]] ; CHECK-NEXT: br i1 [[CMP_N]], label [[END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], 2 ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP13:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP13]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END]], label [[FOR_BODY]], [[LOOP7:!llvm.loop !.*]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %mul = mul nuw nsw i32 %i.023, 2 %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } define void @test_stride3_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n) { ; CHECK-LABEL: @test_stride3_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_RND_UP:%.*]] = add i32 [[N:%.*]], 3 ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N_RND_UP]], 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[N_RND_UP]], [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i32> [ , [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[INDEX]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[INDEX]], 1 ; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[INDEX]], 2 ; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[INDEX]], 3 ; CHECK-NEXT: [[ACTIVE_LANE_MASK:%.*]] = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 [[TMP0]], i32 [[N]]) ; CHECK-NEXT: [[TMP4:%.*]] = mul nuw nsw <4 x i32> [[VEC_IND]], ; CHECK-NEXT: [[TMP5:%.*]] = add nuw nsw <4 x i32> [[TMP4]], ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], <4 x i32> [[TMP5]] ; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> [[TMP6]], i32 4, <4 x i1> [[ACTIVE_LANE_MASK]], <4 x i32> undef) ; CHECK-NEXT: [[TMP7:%.*]] = add nsw <4 x i32> , [[WIDE_MASKED_GATHER]] ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[TMP0]] ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP8]], i32 0 ; CHECK-NEXT: [[TMP10:%.*]] = bitcast i32* [[TMP9]] to <4 x i32>* ; CHECK-NEXT: call void @llvm.masked.store.v4i32.p0v4i32(<4 x i32> [[TMP7]], <4 x i32>* [[TMP10]], i32 4, <4 x i1> [[ACTIVE_LANE_MASK]]) ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 ; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i32> [[VEC_IND]], ; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP8:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: br i1 true, label [[END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], 3 ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP12:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP12]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END]], label [[FOR_BODY]], [[LOOP9:!llvm.loop !.*]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %mul = mul nuw nsw i32 %i.023, 3 %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } define void @test_stride4_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n) { ; CHECK-LABEL: @test_stride4_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_RND_UP:%.*]] = add i32 [[N:%.*]], 3 ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N_RND_UP]], 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[N_RND_UP]], [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i32> [ , [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[INDEX]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[INDEX]], 1 ; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[INDEX]], 2 ; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[INDEX]], 3 ; CHECK-NEXT: [[ACTIVE_LANE_MASK:%.*]] = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 [[TMP0]], i32 [[N]]) ; CHECK-NEXT: [[TMP4:%.*]] = mul nuw nsw <4 x i32> [[VEC_IND]], ; CHECK-NEXT: [[TMP5:%.*]] = add nuw nsw <4 x i32> [[TMP4]], ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], <4 x i32> [[TMP5]] ; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> [[TMP6]], i32 4, <4 x i1> [[ACTIVE_LANE_MASK]], <4 x i32> undef) ; CHECK-NEXT: [[TMP7:%.*]] = add nsw <4 x i32> , [[WIDE_MASKED_GATHER]] ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[TMP0]] ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP8]], i32 0 ; CHECK-NEXT: [[TMP10:%.*]] = bitcast i32* [[TMP9]] to <4 x i32>* ; CHECK-NEXT: call void @llvm.masked.store.v4i32.p0v4i32(<4 x i32> [[TMP7]], <4 x i32>* [[TMP10]], i32 4, <4 x i1> [[ACTIVE_LANE_MASK]]) ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 ; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i32> [[VEC_IND]], ; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP10:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: br i1 true, label [[END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], 4 ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP12:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP12]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END]], label [[FOR_BODY]], [[LOOP11:!llvm.loop !.*]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %mul = mul nuw nsw i32 %i.023, 4 %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } define void @test_stride_loopinvar_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n, i32 %stride) { ; CHECK-LABEL: @test_stride_loopinvar_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] ; CHECK: vector.scevcheck: ; CHECK-NEXT: [[IDENT_CHECK:%.*]] = icmp ne i32 [[STRIDE:%.*]], 1 ; CHECK-NEXT: [[TMP0:%.*]] = or i1 false, [[IDENT_CHECK]] ; CHECK-NEXT: br i1 [[TMP0]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_RND_UP:%.*]] = add i32 [[N:%.*]], 3 ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N_RND_UP]], 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[N_RND_UP]], [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[INDEX]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: [[INDUCTION:%.*]] = add <4 x i32> [[BROADCAST_SPLAT]], ; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[INDEX]], 0 ; CHECK-NEXT: [[ACTIVE_LANE_MASK:%.*]] = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 [[TMP1]], i32 [[N]]) ; CHECK-NEXT: [[TMP2:%.*]] = mul nuw nsw i32 [[TMP1]], [[STRIDE]] ; CHECK-NEXT: [[TMP3:%.*]] = add nuw nsw i32 [[TMP2]], 2 ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i32 [[TMP3]] ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, i32* [[TMP4]], i32 0 ; CHECK-NEXT: [[TMP6:%.*]] = bitcast i32* [[TMP5]] to <4 x i32>* ; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0v4i32(<4 x i32>* [[TMP6]], i32 4, <4 x i1> [[ACTIVE_LANE_MASK]], <4 x i32> poison) ; CHECK-NEXT: [[TMP7:%.*]] = add nsw <4 x i32> , [[WIDE_MASKED_LOAD]] ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[TMP1]] ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP8]], i32 0 ; CHECK-NEXT: [[TMP10:%.*]] = bitcast i32* [[TMP9]] to <4 x i32>* ; CHECK-NEXT: call void @llvm.masked.store.v4i32.p0v4i32(<4 x i32> [[TMP7]], <4 x i32>* [[TMP10]], i32 4, <4 x i1> [[ACTIVE_LANE_MASK]]) ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 ; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP12:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: br i1 true, label [[END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_SCEVCHECK]] ] ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], [[STRIDE]] ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP12:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP12]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END]], label [[FOR_BODY]], [[LOOP13:!llvm.loop !.*]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %mul = mul nuw nsw i32 %i.023, %stride %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } define void @test_stride_noninvar_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n) { ; CHECK-LABEL: @test_stride_noninvar_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[N:%.*]], 4 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N]], 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[N]], [[N_MOD_VF]] ; CHECK-NEXT: [[TMP0:%.*]] = mul i32 [[N_VEC]], 8 ; CHECK-NEXT: [[IND_END:%.*]] = add i32 3, [[TMP0]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i32> [ , [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_IND2:%.*]] = phi <4 x i32> [ , [[VECTOR_PH]] ], [ [[VEC_IND_NEXT3:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[INDEX]], 0 ; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[INDEX]], 1 ; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[INDEX]], 2 ; CHECK-NEXT: [[TMP4:%.*]] = add i32 [[INDEX]], 3 ; CHECK-NEXT: [[TMP5:%.*]] = mul nuw nsw <4 x i32> [[VEC_IND]], [[VEC_IND2]] ; CHECK-NEXT: [[TMP6:%.*]] = add nuw nsw <4 x i32> [[TMP5]], ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], <4 x i32> [[TMP6]] ; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> [[TMP7]], i32 4, <4 x i1> , <4 x i32> undef) ; CHECK-NEXT: [[TMP8:%.*]] = add nsw <4 x i32> , [[WIDE_MASKED_GATHER]] ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[TMP1]] ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i32, i32* [[TMP9]], i32 0 ; CHECK-NEXT: [[TMP11:%.*]] = bitcast i32* [[TMP10]] to <4 x i32>* ; CHECK-NEXT: store <4 x i32> [[TMP8]], <4 x i32>* [[TMP11]], align 4 ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 ; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i32> [[VEC_IND]], ; CHECK-NEXT: [[VEC_IND_NEXT3]] = add <4 x i32> [[VEC_IND2]], ; CHECK-NEXT: [[TMP12:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP14:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[N]], [[N_VEC]] ; CHECK-NEXT: br i1 [[CMP_N]], label [[END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i32 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 3, [[ENTRY]] ] ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[STRIDE:%.*]] = phi i32 [ [[NEXT_STRIDE:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL1]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], [[STRIDE]] ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP13:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP13]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[NEXT_STRIDE]] = add nuw nsw i32 [[STRIDE]], 8 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END]], label [[FOR_BODY]], [[LOOP15:!llvm.loop !.*]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %stride = phi i32 [ %next.stride, %for.body ], [ 3, %entry ] %mul = mul nuw nsw i32 %i.023, %stride %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %next.stride = add nuw nsw i32 %stride, 8 %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } define void @test_stride_noninvar2_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n) { ; CHECK-LABEL: @test_stride_noninvar2_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ 0, [[ENTRY:%.*]] ] ; CHECK-NEXT: [[STRIDE:%.*]] = phi i32 [ [[NEXT_STRIDE:%.*]], [[FOR_BODY]] ], [ 3, [[ENTRY]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], [[STRIDE]] ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP0]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[NEXT_STRIDE]] = mul nuw nsw i32 [[STRIDE]], 8 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N:%.*]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END:%.*]], label [[FOR_BODY]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %stride = phi i32 [ %next.stride, %for.body ], [ 3, %entry ] %mul = mul nuw nsw i32 %i.023, %stride %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %next.stride = mul nuw nsw i32 %stride, 8 %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } define void @test_stride_noninvar3_4i32(i32* readonly %data, i32* noalias nocapture %dst, i32 %n, i32 %x) { ; CHECK-LABEL: @test_stride_noninvar3_4i32( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[N:%.*]], 4 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N]], 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[N]], [[N_MOD_VF]] ; CHECK-NEXT: [[TMP0:%.*]] = mul i32 [[N_VEC]], [[X:%.*]] ; CHECK-NEXT: [[IND_END:%.*]] = add i32 3, [[TMP0]] ; CHECK-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[X]], i32 0 ; CHECK-NEXT: [[DOTSPLAT:%.*]] = shufflevector <4 x i32> [[DOTSPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: [[TMP1:%.*]] = mul <4 x i32> , [[DOTSPLAT]] ; CHECK-NEXT: [[INDUCTION:%.*]] = add <4 x i32> , [[TMP1]] ; CHECK-NEXT: [[TMP2:%.*]] = mul i32 [[X]], 4 ; CHECK-NEXT: [[DOTSPLATINSERT2:%.*]] = insertelement <4 x i32> poison, i32 [[TMP2]], i32 0 ; CHECK-NEXT: [[DOTSPLAT3:%.*]] = shufflevector <4 x i32> [[DOTSPLATINSERT2]], <4 x i32> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i32> [ , [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_IND4:%.*]] = phi <4 x i32> [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT5:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[INDEX]], 0 ; CHECK-NEXT: [[TMP4:%.*]] = add i32 [[INDEX]], 1 ; CHECK-NEXT: [[TMP5:%.*]] = add i32 [[INDEX]], 2 ; CHECK-NEXT: [[TMP6:%.*]] = add i32 [[INDEX]], 3 ; CHECK-NEXT: [[TMP7:%.*]] = mul nuw nsw <4 x i32> [[VEC_IND]], [[VEC_IND4]] ; CHECK-NEXT: [[TMP8:%.*]] = add nuw nsw <4 x i32> [[TMP7]], ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], <4 x i32> [[TMP8]] ; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> [[TMP9]], i32 4, <4 x i1> , <4 x i32> undef) ; CHECK-NEXT: [[TMP10:%.*]] = add nsw <4 x i32> , [[WIDE_MASKED_GATHER]] ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i32, i32* [[DST:%.*]], i32 [[TMP3]] ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, i32* [[TMP11]], i32 0 ; CHECK-NEXT: [[TMP13:%.*]] = bitcast i32* [[TMP12]] to <4 x i32>* ; CHECK-NEXT: store <4 x i32> [[TMP10]], <4 x i32>* [[TMP13]], align 4 ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 ; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i32> [[VEC_IND]], ; CHECK-NEXT: [[VEC_IND_NEXT5]] = add <4 x i32> [[VEC_IND4]], [[DOTSPLAT3]] ; CHECK-NEXT: [[TMP14:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP16:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[N]], [[N_VEC]] ; CHECK-NEXT: br i1 [[CMP_N]], label [[END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] ; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i32 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 3, [[ENTRY]] ] ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_023:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[STRIDE:%.*]] = phi i32 [ [[NEXT_STRIDE:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL1]], [[SCALAR_PH]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[I_023]], [[STRIDE]] ; CHECK-NEXT: [[ADD5:%.*]] = add nuw nsw i32 [[MUL]], 2 ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[DATA]], i32 [[ADD5]] ; CHECK-NEXT: [[TMP15:%.*]] = load i32, i32* [[ARRAYIDX6]], align 4 ; CHECK-NEXT: [[ADD7:%.*]] = add nsw i32 5, [[TMP15]] ; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[DST]], i32 [[I_023]] ; CHECK-NEXT: store i32 [[ADD7]], i32* [[ARRAYIDX9]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_023]], 1 ; CHECK-NEXT: [[NEXT_STRIDE]] = add nuw nsw i32 [[STRIDE]], [[X]] ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[END]], label [[FOR_BODY]], [[LOOP17:!llvm.loop !.*]] ; CHECK: end: ; CHECK-NEXT: ret void ; entry: br label %for.body for.body: ; preds = %for.body.preheader, %for.body %i.023 = phi i32 [ %inc, %for.body ], [ 0, %entry ] %stride = phi i32 [ %next.stride, %for.body ], [ 3, %entry ] %mul = mul nuw nsw i32 %i.023, %stride %add5 = add nuw nsw i32 %mul, 2 %arrayidx6 = getelementptr inbounds i32, i32* %data, i32 %add5 %0 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 5, %0 %arrayidx9 = getelementptr inbounds i32, i32* %dst, i32 %i.023 store i32 %add7, i32* %arrayidx9, align 4 %inc = add nuw nsw i32 %i.023, 1 %next.stride = add nuw nsw i32 %stride, %x %exitcond.not = icmp eq i32 %inc, %n br i1 %exitcond.not, label %end, label %for.body end: ; preds = %end, %entry ret void } declare i32 @llvm.vector.reduce.add.v4i32(<4 x i32>) declare <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*>, i32, <4 x i1>, <4 x i32>) declare <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32, i32) declare <4 x i32> @llvm.masked.load.v4i32.p0v4i32(<4 x i32>*, i32, <4 x i1>, <4 x i32>) declare void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32>, <4 x i32*>, i32, <4 x i1>)