1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt %s -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s 3 4define void @signed(ptr %x, ptr %y, i32 %n) { 5; CHECK-LABEL: @signed( 6; CHECK-NEXT: entry: 7; CHECK-NEXT: [[X2:%.*]] = ptrtoint ptr [[X:%.*]] to i64 8; CHECK-NEXT: [[Y1:%.*]] = ptrtoint ptr [[Y:%.*]] to i64 9; CHECK-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 10; CHECK-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] 11; CHECK: for.body.preheader: 12; CHECK-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64 13; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 4 14; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] 15; CHECK: vector.memcheck: 16; CHECK-NEXT: [[TMP0:%.*]] = sub i64 [[Y1]], [[X2]] 17; CHECK-NEXT: [[DIFF_CHECK:%.*]] = icmp ult i64 [[TMP0]], 16 18; CHECK-NEXT: br i1 [[DIFF_CHECK]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] 19; CHECK: vector.ph: 20; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 4 21; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]] 22; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] 23; CHECK: vector.body: 24; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] 25; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 0 26; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[X]], i64 [[TMP1]] 27; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 0 28; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP3]], align 4 29; CHECK-NEXT: [[TMP4:%.*]] = call <4 x i32> @llvm.fptosi.sat.v4i32.v4f32(<4 x float> [[WIDE_LOAD]]) 30; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[Y]], i64 [[TMP1]] 31; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[TMP5]], i32 0 32; CHECK-NEXT: store <4 x i32> [[TMP4]], ptr [[TMP6]], align 4 33; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 34; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] 35; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] 36; CHECK: middle.block: 37; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]] 38; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]] 39; CHECK: scalar.ph: 40; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_MEMCHECK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] 41; CHECK-NEXT: br label [[FOR_BODY:%.*]] 42; CHECK: for.cond.cleanup.loopexit: 43; CHECK-NEXT: br label [[FOR_COND_CLEANUP]] 44; CHECK: for.cond.cleanup: 45; CHECK-NEXT: ret void 46; CHECK: for.body: 47; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ] 48; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[X]], i64 [[INDVARS_IV]] 49; CHECK-NEXT: [[TMP8:%.*]] = load float, ptr [[ARRAYIDX]], align 4 50; CHECK-NEXT: [[TMP9:%.*]] = tail call i32 @llvm.fptosi.sat.i32.f32(float [[TMP8]]) 51; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, ptr [[Y]], i64 [[INDVARS_IV]] 52; CHECK-NEXT: store i32 [[TMP9]], ptr [[ARRAYIDX2]], align 4 53; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 54; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]] 55; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] 56; 57entry: 58 %cmp6 = icmp sgt i32 %n, 0 59 br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup 60 61for.body.preheader: ; preds = %entry 62 %wide.trip.count = zext i32 %n to i64 63 br label %for.body 64 65for.cond.cleanup: ; preds = %for.body, %entry 66 ret void 67 68for.body: ; preds = %for.body.preheader, %for.body 69 %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ] 70 %arrayidx = getelementptr inbounds float, ptr %x, i64 %indvars.iv 71 %0 = load float, ptr %arrayidx, align 4 72 %1 = tail call i32 @llvm.fptosi.sat.i32.f32(float %0) 73 %arrayidx2 = getelementptr inbounds i32, ptr %y, i64 %indvars.iv 74 store i32 %1, ptr %arrayidx2, align 4 75 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 76 %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count 77 br i1 %exitcond.not, label %for.cond.cleanup, label %for.body 78} 79 80define void @unsigned(ptr %x, ptr %y, i32 %n) { 81; CHECK-LABEL: @unsigned( 82; CHECK-NEXT: entry: 83; CHECK-NEXT: [[X2:%.*]] = ptrtoint ptr [[X:%.*]] to i64 84; CHECK-NEXT: [[Y1:%.*]] = ptrtoint ptr [[Y:%.*]] to i64 85; CHECK-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 86; CHECK-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] 87; CHECK: for.body.preheader: 88; CHECK-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64 89; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 4 90; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] 91; CHECK: vector.memcheck: 92; CHECK-NEXT: [[TMP0:%.*]] = sub i64 [[Y1]], [[X2]] 93; CHECK-NEXT: [[DIFF_CHECK:%.*]] = icmp ult i64 [[TMP0]], 16 94; CHECK-NEXT: br i1 [[DIFF_CHECK]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] 95; CHECK: vector.ph: 96; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 4 97; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]] 98; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] 99; CHECK: vector.body: 100; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] 101; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 0 102; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[X]], i64 [[TMP1]] 103; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 0 104; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP3]], align 4 105; CHECK-NEXT: [[TMP4:%.*]] = call <4 x i32> @llvm.fptoui.sat.v4i32.v4f32(<4 x float> [[WIDE_LOAD]]) 106; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[Y]], i64 [[TMP1]] 107; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[TMP5]], i32 0 108; CHECK-NEXT: store <4 x i32> [[TMP4]], ptr [[TMP6]], align 4 109; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 110; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] 111; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] 112; CHECK: middle.block: 113; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]] 114; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]] 115; CHECK: scalar.ph: 116; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_MEMCHECK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] 117; CHECK-NEXT: br label [[FOR_BODY:%.*]] 118; CHECK: for.cond.cleanup.loopexit: 119; CHECK-NEXT: br label [[FOR_COND_CLEANUP]] 120; CHECK: for.cond.cleanup: 121; CHECK-NEXT: ret void 122; CHECK: for.body: 123; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ] 124; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[X]], i64 [[INDVARS_IV]] 125; CHECK-NEXT: [[TMP8:%.*]] = load float, ptr [[ARRAYIDX]], align 4 126; CHECK-NEXT: [[TMP9:%.*]] = tail call i32 @llvm.fptoui.sat.i32.f32(float [[TMP8]]) 127; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, ptr [[Y]], i64 [[INDVARS_IV]] 128; CHECK-NEXT: store i32 [[TMP9]], ptr [[ARRAYIDX2]], align 4 129; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 130; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]] 131; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] 132; 133entry: 134 %cmp6 = icmp sgt i32 %n, 0 135 br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup 136 137for.body.preheader: ; preds = %entry 138 %wide.trip.count = zext i32 %n to i64 139 br label %for.body 140 141for.cond.cleanup: ; preds = %for.body, %entry 142 ret void 143 144for.body: ; preds = %for.body.preheader, %for.body 145 %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ] 146 %arrayidx = getelementptr inbounds float, ptr %x, i64 %indvars.iv 147 %0 = load float, ptr %arrayidx, align 4 148 %1 = tail call i32 @llvm.fptoui.sat.i32.f32(float %0) 149 %arrayidx2 = getelementptr inbounds i32, ptr %y, i64 %indvars.iv 150 store i32 %1, ptr %arrayidx2, align 4 151 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 152 %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count 153 br i1 %exitcond.not, label %for.cond.cleanup, label %for.body 154} 155 156declare i32 @llvm.fptosi.sat.i32.f32(float) 157declare i32 @llvm.fptoui.sat.i32.f32(float) 158