| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --filter-out-after "scalar.ph:" --version 5 |
| ; RUN: opt < %s -passes=loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -S | FileCheck %s |
| |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.8.0" |
| |
| @c = common global [2048 x i32] zeroinitializer, align 16 |
| @b = common global [2048 x i32] zeroinitializer, align 16 |
| @d = common global [2048 x i32] zeroinitializer, align 16 |
| @a = common global [2048 x i32] zeroinitializer, align 16 |
| |
| ; The program below gathers and scatters data. We better not vectorize it. |
| define void @cost_model_1() nounwind uwtable noinline ssp { |
| ; CHECK-LABEL: define void @cost_model_1( |
| ; CHECK-SAME: ) #[[ATTR0:[0-9]+]] { |
| ; CHECK-NEXT: [[ENTRY:.*]]: |
| ; CHECK-NEXT: br label %[[FOR_BODY:.*]] |
| ; CHECK: [[FOR_BODY]]: |
| ; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, %[[ENTRY]] ], [ [[INDVARS_IV_NEXT:%.*]], %[[FOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = shl nsw i64 [[INDVARS_IV]], 1 |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [2048 x i32], ptr @c, i64 0, i64 [[TMP0]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX]], align 8 |
| ; CHECK-NEXT: [[IDXPROM1:%.*]] = sext i32 [[TMP1]] to i64 |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds [2048 x i32], ptr @b, i64 0, i64 [[IDXPROM1]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = load i32, ptr [[ARRAYIDX2]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds [2048 x i32], ptr @d, i64 0, i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = load i32, ptr [[ARRAYIDX4]], align 4 |
| ; CHECK-NEXT: [[IDXPROM5:%.*]] = sext i32 [[TMP3]] to i64 |
| ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds [2048 x i32], ptr @a, i64 0, i64 [[IDXPROM5]] |
| ; CHECK-NEXT: store i32 [[TMP2]], ptr [[ARRAYIDX6]], align 4 |
| ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add i64 [[INDVARS_IV]], 1 |
| ; CHECK-NEXT: [[LFTR_WIDEIV:%.*]] = trunc i64 [[INDVARS_IV_NEXT]] to i32 |
| ; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i32 [[LFTR_WIDEIV]], 256 |
| ; CHECK-NEXT: br i1 [[EXITCOND]], label %[[FOR_END:.*]], label %[[FOR_BODY]] |
| ; CHECK: [[FOR_END]]: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %for.body, %entry |
| %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] |
| %0 = shl nsw i64 %indvars.iv, 1 |
| %arrayidx = getelementptr inbounds [2048 x i32], ptr @c, i64 0, i64 %0 |
| %1 = load i32, ptr %arrayidx, align 8 |
| %idxprom1 = sext i32 %1 to i64 |
| %arrayidx2 = getelementptr inbounds [2048 x i32], ptr @b, i64 0, i64 %idxprom1 |
| %2 = load i32, ptr %arrayidx2, align 4 |
| %arrayidx4 = getelementptr inbounds [2048 x i32], ptr @d, i64 0, i64 %indvars.iv |
| %3 = load i32, ptr %arrayidx4, align 4 |
| %idxprom5 = sext i32 %3 to i64 |
| %arrayidx6 = getelementptr inbounds [2048 x i32], ptr @a, i64 0, i64 %idxprom5 |
| store i32 %2, ptr %arrayidx6, align 4 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body |
| ret void |
| } |
| |
| ; This function uses a stride that is generally too big to benefit from vectorization without |
| ; really good support for a gather load. But if we don't vectorize the pointer induction, |
| ; then we don't need to extract the pointers out of vector of pointers, |
| ; and the vectorization becomes profitable. |
| |
| define float @PR27826(ptr nocapture readonly %a, ptr nocapture readonly %b, i32 %n) { |
| ; CHECK-LABEL: define float @PR27826( |
| ; CHECK-SAME: ptr readonly captures(none) [[A:%.*]], ptr readonly captures(none) [[B:%.*]], i32 [[N:%.*]]) #[[ATTR1:[0-9]+]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[N]], 0 |
| ; CHECK-NEXT: br i1 [[CMP]], label %[[ITER_CHECK:.*]], [[FOR_END:label %.*]] |
| ; CHECK: [[ITER_CHECK]]: |
| ; CHECK-NEXT: [[T0:%.*]] = sext i32 [[N]] to i64 |
| ; CHECK-NEXT: [[TMP0:%.*]] = add nsw i64 [[T0]], -1 |
| ; CHECK-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 5 |
| ; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i64 [[TMP1]], 1 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP2]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[VEC_EPILOG_SCALAR_PH:.*]], label %[[VECTOR_MAIN_LOOP_ITER_CHECK:.*]] |
| ; CHECK: [[VECTOR_MAIN_LOOP_ITER_CHECK]]: |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK1:%.*]] = icmp ult i64 [[TMP2]], 16 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK1]], label %[[VEC_EPILOG_PH:.*]], label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP2]], 16 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP2]], [[N_MOD_VF]] |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x float> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP119:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x float> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP120:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x float> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP121:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI4:%.*]] = phi <4 x float> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP122:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 32 |
| ; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 0 |
| ; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 32 |
| ; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 64 |
| ; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 96 |
| ; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 128 |
| ; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 160 |
| ; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 192 |
| ; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 224 |
| ; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 256 |
| ; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 288 |
| ; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 320 |
| ; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 352 |
| ; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 384 |
| ; CHECK-NEXT: [[TMP16:%.*]] = add i64 [[OFFSET_IDX]], 416 |
| ; CHECK-NEXT: [[TMP17:%.*]] = add i64 [[OFFSET_IDX]], 448 |
| ; CHECK-NEXT: [[TMP18:%.*]] = add i64 [[OFFSET_IDX]], 480 |
| ; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP3]] |
| ; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP4]] |
| ; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP5]] |
| ; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP6]] |
| ; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP7]] |
| ; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP8]] |
| ; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP9]] |
| ; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP10]] |
| ; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP11]] |
| ; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP12]] |
| ; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP13]] |
| ; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP14]] |
| ; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP15]] |
| ; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP16]] |
| ; CHECK-NEXT: [[TMP33:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP17]] |
| ; CHECK-NEXT: [[TMP34:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP18]] |
| ; CHECK-NEXT: [[TMP35:%.*]] = load float, ptr [[TMP19]], align 4 |
| ; CHECK-NEXT: [[TMP36:%.*]] = load float, ptr [[TMP20]], align 4 |
| ; CHECK-NEXT: [[TMP37:%.*]] = load float, ptr [[TMP21]], align 4 |
| ; CHECK-NEXT: [[TMP38:%.*]] = load float, ptr [[TMP22]], align 4 |
| ; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x float> poison, float [[TMP35]], i32 0 |
| ; CHECK-NEXT: [[TMP40:%.*]] = insertelement <4 x float> [[TMP39]], float [[TMP36]], i32 1 |
| ; CHECK-NEXT: [[TMP41:%.*]] = insertelement <4 x float> [[TMP40]], float [[TMP37]], i32 2 |
| ; CHECK-NEXT: [[TMP42:%.*]] = insertelement <4 x float> [[TMP41]], float [[TMP38]], i32 3 |
| ; CHECK-NEXT: [[TMP43:%.*]] = load float, ptr [[TMP23]], align 4 |
| ; CHECK-NEXT: [[TMP44:%.*]] = load float, ptr [[TMP24]], align 4 |
| ; CHECK-NEXT: [[TMP45:%.*]] = load float, ptr [[TMP25]], align 4 |
| ; CHECK-NEXT: [[TMP46:%.*]] = load float, ptr [[TMP26]], align 4 |
| ; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x float> poison, float [[TMP43]], i32 0 |
| ; CHECK-NEXT: [[TMP48:%.*]] = insertelement <4 x float> [[TMP47]], float [[TMP44]], i32 1 |
| ; CHECK-NEXT: [[TMP49:%.*]] = insertelement <4 x float> [[TMP48]], float [[TMP45]], i32 2 |
| ; CHECK-NEXT: [[TMP50:%.*]] = insertelement <4 x float> [[TMP49]], float [[TMP46]], i32 3 |
| ; CHECK-NEXT: [[TMP51:%.*]] = load float, ptr [[TMP27]], align 4 |
| ; CHECK-NEXT: [[TMP52:%.*]] = load float, ptr [[TMP28]], align 4 |
| ; CHECK-NEXT: [[TMP53:%.*]] = load float, ptr [[TMP29]], align 4 |
| ; CHECK-NEXT: [[TMP54:%.*]] = load float, ptr [[TMP30]], align 4 |
| ; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x float> poison, float [[TMP51]], i32 0 |
| ; CHECK-NEXT: [[TMP56:%.*]] = insertelement <4 x float> [[TMP55]], float [[TMP52]], i32 1 |
| ; CHECK-NEXT: [[TMP57:%.*]] = insertelement <4 x float> [[TMP56]], float [[TMP53]], i32 2 |
| ; CHECK-NEXT: [[TMP58:%.*]] = insertelement <4 x float> [[TMP57]], float [[TMP54]], i32 3 |
| ; CHECK-NEXT: [[TMP59:%.*]] = load float, ptr [[TMP31]], align 4 |
| ; CHECK-NEXT: [[TMP60:%.*]] = load float, ptr [[TMP32]], align 4 |
| ; CHECK-NEXT: [[TMP61:%.*]] = load float, ptr [[TMP33]], align 4 |
| ; CHECK-NEXT: [[TMP62:%.*]] = load float, ptr [[TMP34]], align 4 |
| ; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x float> poison, float [[TMP59]], i32 0 |
| ; CHECK-NEXT: [[TMP64:%.*]] = insertelement <4 x float> [[TMP63]], float [[TMP60]], i32 1 |
| ; CHECK-NEXT: [[TMP65:%.*]] = insertelement <4 x float> [[TMP64]], float [[TMP61]], i32 2 |
| ; CHECK-NEXT: [[TMP66:%.*]] = insertelement <4 x float> [[TMP65]], float [[TMP62]], i32 3 |
| ; CHECK-NEXT: [[TMP67:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP3]] |
| ; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP4]] |
| ; CHECK-NEXT: [[TMP69:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP5]] |
| ; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP6]] |
| ; CHECK-NEXT: [[TMP71:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP7]] |
| ; CHECK-NEXT: [[TMP72:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP8]] |
| ; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP9]] |
| ; CHECK-NEXT: [[TMP74:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP10]] |
| ; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP11]] |
| ; CHECK-NEXT: [[TMP76:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP12]] |
| ; CHECK-NEXT: [[TMP77:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP13]] |
| ; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP14]] |
| ; CHECK-NEXT: [[TMP79:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP15]] |
| ; CHECK-NEXT: [[TMP80:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP16]] |
| ; CHECK-NEXT: [[TMP81:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP17]] |
| ; CHECK-NEXT: [[TMP82:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP18]] |
| ; CHECK-NEXT: [[TMP83:%.*]] = load float, ptr [[TMP67]], align 4 |
| ; CHECK-NEXT: [[TMP84:%.*]] = load float, ptr [[TMP68]], align 4 |
| ; CHECK-NEXT: [[TMP85:%.*]] = load float, ptr [[TMP69]], align 4 |
| ; CHECK-NEXT: [[TMP86:%.*]] = load float, ptr [[TMP70]], align 4 |
| ; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x float> poison, float [[TMP83]], i32 0 |
| ; CHECK-NEXT: [[TMP88:%.*]] = insertelement <4 x float> [[TMP87]], float [[TMP84]], i32 1 |
| ; CHECK-NEXT: [[TMP89:%.*]] = insertelement <4 x float> [[TMP88]], float [[TMP85]], i32 2 |
| ; CHECK-NEXT: [[TMP90:%.*]] = insertelement <4 x float> [[TMP89]], float [[TMP86]], i32 3 |
| ; CHECK-NEXT: [[TMP91:%.*]] = load float, ptr [[TMP71]], align 4 |
| ; CHECK-NEXT: [[TMP92:%.*]] = load float, ptr [[TMP72]], align 4 |
| ; CHECK-NEXT: [[TMP93:%.*]] = load float, ptr [[TMP73]], align 4 |
| ; CHECK-NEXT: [[TMP94:%.*]] = load float, ptr [[TMP74]], align 4 |
| ; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x float> poison, float [[TMP91]], i32 0 |
| ; CHECK-NEXT: [[TMP96:%.*]] = insertelement <4 x float> [[TMP95]], float [[TMP92]], i32 1 |
| ; CHECK-NEXT: [[TMP97:%.*]] = insertelement <4 x float> [[TMP96]], float [[TMP93]], i32 2 |
| ; CHECK-NEXT: [[TMP98:%.*]] = insertelement <4 x float> [[TMP97]], float [[TMP94]], i32 3 |
| ; CHECK-NEXT: [[TMP99:%.*]] = load float, ptr [[TMP75]], align 4 |
| ; CHECK-NEXT: [[TMP100:%.*]] = load float, ptr [[TMP76]], align 4 |
| ; CHECK-NEXT: [[TMP101:%.*]] = load float, ptr [[TMP77]], align 4 |
| ; CHECK-NEXT: [[TMP102:%.*]] = load float, ptr [[TMP78]], align 4 |
| ; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x float> poison, float [[TMP99]], i32 0 |
| ; CHECK-NEXT: [[TMP104:%.*]] = insertelement <4 x float> [[TMP103]], float [[TMP100]], i32 1 |
| ; CHECK-NEXT: [[TMP105:%.*]] = insertelement <4 x float> [[TMP104]], float [[TMP101]], i32 2 |
| ; CHECK-NEXT: [[TMP106:%.*]] = insertelement <4 x float> [[TMP105]], float [[TMP102]], i32 3 |
| ; CHECK-NEXT: [[TMP107:%.*]] = load float, ptr [[TMP79]], align 4 |
| ; CHECK-NEXT: [[TMP108:%.*]] = load float, ptr [[TMP80]], align 4 |
| ; CHECK-NEXT: [[TMP109:%.*]] = load float, ptr [[TMP81]], align 4 |
| ; CHECK-NEXT: [[TMP110:%.*]] = load float, ptr [[TMP82]], align 4 |
| ; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x float> poison, float [[TMP107]], i32 0 |
| ; CHECK-NEXT: [[TMP112:%.*]] = insertelement <4 x float> [[TMP111]], float [[TMP108]], i32 1 |
| ; CHECK-NEXT: [[TMP113:%.*]] = insertelement <4 x float> [[TMP112]], float [[TMP109]], i32 2 |
| ; CHECK-NEXT: [[TMP114:%.*]] = insertelement <4 x float> [[TMP113]], float [[TMP110]], i32 3 |
| ; CHECK-NEXT: [[TMP115:%.*]] = fadd fast <4 x float> [[TMP42]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP116:%.*]] = fadd fast <4 x float> [[TMP50]], [[VEC_PHI2]] |
| ; CHECK-NEXT: [[TMP117:%.*]] = fadd fast <4 x float> [[TMP58]], [[VEC_PHI3]] |
| ; CHECK-NEXT: [[TMP118:%.*]] = fadd fast <4 x float> [[TMP66]], [[VEC_PHI4]] |
| ; CHECK-NEXT: [[TMP119]] = fadd fast <4 x float> [[TMP115]], [[TMP90]] |
| ; CHECK-NEXT: [[TMP120]] = fadd fast <4 x float> [[TMP116]], [[TMP98]] |
| ; CHECK-NEXT: [[TMP121]] = fadd fast <4 x float> [[TMP117]], [[TMP106]] |
| ; CHECK-NEXT: [[TMP122]] = fadd fast <4 x float> [[TMP118]], [[TMP114]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16 |
| ; CHECK-NEXT: [[TMP123:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP123]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[BIN_RDX:%.*]] = fadd fast <4 x float> [[TMP120]], [[TMP119]] |
| ; CHECK-NEXT: [[BIN_RDX5:%.*]] = fadd fast <4 x float> [[TMP121]], [[BIN_RDX]] |
| ; CHECK-NEXT: [[BIN_RDX6:%.*]] = fadd fast <4 x float> [[TMP122]], [[BIN_RDX5]] |
| ; CHECK-NEXT: [[TMP124:%.*]] = call fast float @llvm.vector.reduce.fadd.v4f32(float 0.000000e+00, <4 x float> [[BIN_RDX6]]) |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP2]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], [[LOOPEXIT:label %.*]], label %[[VEC_EPILOG_ITER_CHECK:.*]] |
| ; CHECK: [[VEC_EPILOG_ITER_CHECK]]: |
| ; CHECK-NEXT: [[IND_END9:%.*]] = mul i64 [[N_VEC]], 32 |
| ; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_MOD_VF]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK]], label %[[VEC_EPILOG_SCALAR_PH]], label %[[VEC_EPILOG_PH]], !prof [[PROF3:![0-9]+]] |
| ; CHECK: [[VEC_EPILOG_PH]]: |
| ; CHECK-NEXT: [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[VEC_EPILOG_ITER_CHECK]] ], [ 0, %[[VECTOR_MAIN_LOOP_ITER_CHECK]] ] |
| ; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP124]], %[[VEC_EPILOG_ITER_CHECK]] ], [ 0.000000e+00, %[[VECTOR_MAIN_LOOP_ITER_CHECK]] ] |
| ; CHECK-NEXT: [[N_MOD_VF7:%.*]] = urem i64 [[TMP2]], 4 |
| ; CHECK-NEXT: [[N_VEC8:%.*]] = sub i64 [[TMP2]], [[N_MOD_VF7]] |
| ; CHECK-NEXT: [[IND_END:%.*]] = mul i64 [[N_VEC8]], 32 |
| ; CHECK-NEXT: [[TMP125:%.*]] = insertelement <4 x float> zeroinitializer, float [[BC_MERGE_RDX]], i32 0 |
| ; CHECK-NEXT: br label %[[VEC_EPILOG_VECTOR_BODY:.*]] |
| ; CHECK: [[VEC_EPILOG_VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX10:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], %[[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT13:%.*]], %[[VEC_EPILOG_VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI11:%.*]] = phi <4 x float> [ [[TMP125]], %[[VEC_EPILOG_PH]] ], [ [[TMP155:%.*]], %[[VEC_EPILOG_VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[OFFSET_IDX12:%.*]] = mul i64 [[INDEX10]], 32 |
| ; CHECK-NEXT: [[TMP126:%.*]] = add i64 [[OFFSET_IDX12]], 0 |
| ; CHECK-NEXT: [[TMP127:%.*]] = add i64 [[OFFSET_IDX12]], 32 |
| ; CHECK-NEXT: [[TMP128:%.*]] = add i64 [[OFFSET_IDX12]], 64 |
| ; CHECK-NEXT: [[TMP129:%.*]] = add i64 [[OFFSET_IDX12]], 96 |
| ; CHECK-NEXT: [[TMP130:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP126]] |
| ; CHECK-NEXT: [[TMP131:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP127]] |
| ; CHECK-NEXT: [[TMP132:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP128]] |
| ; CHECK-NEXT: [[TMP133:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP129]] |
| ; CHECK-NEXT: [[TMP134:%.*]] = load float, ptr [[TMP130]], align 4 |
| ; CHECK-NEXT: [[TMP135:%.*]] = load float, ptr [[TMP131]], align 4 |
| ; CHECK-NEXT: [[TMP136:%.*]] = load float, ptr [[TMP132]], align 4 |
| ; CHECK-NEXT: [[TMP137:%.*]] = load float, ptr [[TMP133]], align 4 |
| ; CHECK-NEXT: [[TMP138:%.*]] = insertelement <4 x float> poison, float [[TMP134]], i32 0 |
| ; CHECK-NEXT: [[TMP139:%.*]] = insertelement <4 x float> [[TMP138]], float [[TMP135]], i32 1 |
| ; CHECK-NEXT: [[TMP140:%.*]] = insertelement <4 x float> [[TMP139]], float [[TMP136]], i32 2 |
| ; CHECK-NEXT: [[TMP141:%.*]] = insertelement <4 x float> [[TMP140]], float [[TMP137]], i32 3 |
| ; CHECK-NEXT: [[TMP142:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP126]] |
| ; CHECK-NEXT: [[TMP143:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP127]] |
| ; CHECK-NEXT: [[TMP144:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP128]] |
| ; CHECK-NEXT: [[TMP145:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[TMP129]] |
| ; CHECK-NEXT: [[TMP146:%.*]] = load float, ptr [[TMP142]], align 4 |
| ; CHECK-NEXT: [[TMP147:%.*]] = load float, ptr [[TMP143]], align 4 |
| ; CHECK-NEXT: [[TMP148:%.*]] = load float, ptr [[TMP144]], align 4 |
| ; CHECK-NEXT: [[TMP149:%.*]] = load float, ptr [[TMP145]], align 4 |
| ; CHECK-NEXT: [[TMP150:%.*]] = insertelement <4 x float> poison, float [[TMP146]], i32 0 |
| ; CHECK-NEXT: [[TMP151:%.*]] = insertelement <4 x float> [[TMP150]], float [[TMP147]], i32 1 |
| ; CHECK-NEXT: [[TMP152:%.*]] = insertelement <4 x float> [[TMP151]], float [[TMP148]], i32 2 |
| ; CHECK-NEXT: [[TMP153:%.*]] = insertelement <4 x float> [[TMP152]], float [[TMP149]], i32 3 |
| ; CHECK-NEXT: [[TMP154:%.*]] = fadd fast <4 x float> [[TMP141]], [[VEC_PHI11]] |
| ; CHECK-NEXT: [[TMP155]] = fadd fast <4 x float> [[TMP154]], [[TMP153]] |
| ; CHECK-NEXT: [[INDEX_NEXT13]] = add nuw i64 [[INDEX10]], 4 |
| ; CHECK-NEXT: [[TMP156:%.*]] = icmp eq i64 [[INDEX_NEXT13]], [[N_VEC8]] |
| ; CHECK-NEXT: br i1 [[TMP156]], label %[[VEC_EPILOG_MIDDLE_BLOCK:.*]], label %[[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] |
| ; CHECK: [[VEC_EPILOG_MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[TMP157:%.*]] = call fast float @llvm.vector.reduce.fadd.v4f32(float 0.000000e+00, <4 x float> [[TMP155]]) |
| ; CHECK-NEXT: [[CMP_N14:%.*]] = icmp eq i64 [[TMP2]], [[N_VEC8]] |
| ; CHECK-NEXT: br i1 [[CMP_N14]], [[LOOPEXIT]], label %[[VEC_EPILOG_SCALAR_PH]] |
| ; CHECK: [[VEC_EPILOG_SCALAR_PH]]: |
| ; |
| entry: |
| %cmp = icmp sgt i32 %n, 0 |
| br i1 %cmp, label %preheader, label %for.end |
| |
| preheader: |
| %t0 = sext i32 %n to i64 |
| br label %for |
| |
| for: |
| %indvars.iv = phi i64 [ 0, %preheader ], [ %indvars.iv.next, %for ] |
| %s.02 = phi float [ 0.0, %preheader ], [ %add4, %for ] |
| %arrayidx = getelementptr inbounds float, ptr %a, i64 %indvars.iv |
| %t1 = load float, ptr %arrayidx, align 4 |
| %arrayidx3 = getelementptr inbounds float, ptr %b, i64 %indvars.iv |
| %t2 = load float, ptr %arrayidx3, align 4 |
| %add = fadd fast float %t1, %s.02 |
| %add4 = fadd fast float %add, %t2 |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 32 |
| %cmp1 = icmp slt i64 %indvars.iv.next, %t0 |
| br i1 %cmp1, label %for, label %loopexit |
| |
| loopexit: |
| %add4.lcssa = phi float [ %add4, %for ] |
| br label %for.end |
| |
| for.end: |
| %s.0.lcssa = phi float [ 0.0, %entry ], [ %add4.lcssa, %loopexit ] |
| ret float %s.0.lcssa |
| } |
| |
| define void @multi_exit(ptr %dst, ptr %src.1, ptr %src.2, i64 %A, i64 %B) #0 { |
| ; CHECK-LABEL: define void @multi_exit( |
| ; CHECK-SAME: ptr [[DST:%.*]], ptr [[SRC_1:%.*]], ptr [[SRC_2:%.*]], i64 [[A:%.*]], i64 [[B:%.*]]) #[[ATTR2:[0-9]+]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: [[UMAX6:%.*]] = call i64 @llvm.umax.i64(i64 [[B]], i64 1) |
| ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[UMAX6]], -1 |
| ; CHECK-NEXT: [[TMP1:%.*]] = freeze i64 [[TMP0]] |
| ; CHECK-NEXT: [[UMIN10:%.*]] = call i64 @llvm.umin.i64(i64 [[TMP1]], i64 [[A]]) |
| ; CHECK-NEXT: [[TMP2:%.*]] = add nuw i64 [[UMIN10]], 1 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ule i64 [[TMP2]], 24 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]] |
| ; CHECK: [[VECTOR_SCEVCHECK]]: |
| ; CHECK-NEXT: [[UMAX:%.*]] = call i64 @llvm.umax.i64(i64 [[B]], i64 1) |
| ; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[UMAX]], -1 |
| ; CHECK-NEXT: [[TMP4:%.*]] = freeze i64 [[TMP3]] |
| ; CHECK-NEXT: [[UMIN:%.*]] = call i64 @llvm.umin.i64(i64 [[TMP4]], i64 [[A]]) |
| ; CHECK-NEXT: [[TMP5:%.*]] = trunc i64 [[UMIN]] to i32 |
| ; CHECK-NEXT: [[TMP6:%.*]] = add i32 1, [[TMP5]] |
| ; CHECK-NEXT: [[TMP7:%.*]] = icmp ult i32 [[TMP6]], 1 |
| ; CHECK-NEXT: [[TMP8:%.*]] = icmp ugt i64 [[UMIN]], 4294967295 |
| ; CHECK-NEXT: [[TMP9:%.*]] = or i1 [[TMP7]], [[TMP8]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = trunc i64 [[UMIN]] to i32 |
| ; CHECK-NEXT: [[TMP11:%.*]] = icmp slt i32 [[TMP10]], 0 |
| ; CHECK-NEXT: [[TMP12:%.*]] = icmp ugt i64 [[UMIN]], 4294967295 |
| ; CHECK-NEXT: [[TMP13:%.*]] = or i1 [[TMP11]], [[TMP12]] |
| ; CHECK-NEXT: [[TMP14:%.*]] = or i1 [[TMP9]], [[TMP13]] |
| ; CHECK-NEXT: br i1 [[TMP14]], label %[[SCALAR_PH]], label %[[VECTOR_MEMCHECK:.*]] |
| ; CHECK: [[VECTOR_MEMCHECK]]: |
| ; CHECK-NEXT: [[SCEVGEP:%.*]] = getelementptr i8, ptr [[DST]], i64 1 |
| ; CHECK-NEXT: [[SCEVGEP2:%.*]] = getelementptr i8, ptr [[SRC_2]], i64 8 |
| ; CHECK-NEXT: [[UMAX3:%.*]] = call i64 @llvm.umax.i64(i64 [[B]], i64 1) |
| ; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[UMAX3]], -1 |
| ; CHECK-NEXT: [[TMP16:%.*]] = freeze i64 [[TMP15]] |
| ; CHECK-NEXT: [[UMIN4:%.*]] = call i64 @llvm.umin.i64(i64 [[TMP16]], i64 [[A]]) |
| ; CHECK-NEXT: [[TMP17:%.*]] = shl i64 [[UMIN4]], 3 |
| ; CHECK-NEXT: [[TMP18:%.*]] = add i64 [[TMP17]], 8 |
| ; CHECK-NEXT: [[SCEVGEP5:%.*]] = getelementptr i8, ptr [[SRC_1]], i64 [[TMP18]] |
| ; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[DST]], [[SCEVGEP2]] |
| ; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[SRC_2]], [[SCEVGEP]] |
| ; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]] |
| ; CHECK-NEXT: [[BOUND06:%.*]] = icmp ult ptr [[DST]], [[SCEVGEP5]] |
| ; CHECK-NEXT: [[BOUND17:%.*]] = icmp ult ptr [[SRC_1]], [[SCEVGEP]] |
| ; CHECK-NEXT: [[FOUND_CONFLICT8:%.*]] = and i1 [[BOUND06]], [[BOUND17]] |
| ; CHECK-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT8]] |
| ; CHECK-NEXT: br i1 [[CONFLICT_RDX]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP2]], 4 |
| ; CHECK-NEXT: [[TMP19:%.*]] = icmp eq i64 [[N_MOD_VF]], 0 |
| ; CHECK-NEXT: [[TMP20:%.*]] = select i1 [[TMP19]], i64 4, i64 [[N_MOD_VF]] |
| ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP2]], [[TMP20]] |
| ; CHECK-NEXT: [[TMP21:%.*]] = load i64, ptr [[SRC_2]], align 8, !alias.scope [[META6:![0-9]+]] |
| ; CHECK-NEXT: [[TMP22:%.*]] = trunc i64 [[N_VEC]] to i32 |
| ; CHECK-NEXT: [[TMP23:%.*]] = icmp ne i64 [[TMP21]], 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x i1> poison, i1 [[TMP23]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x i1> [[BROADCAST_SPLATINSERT]], <2 x i1> poison, <2 x i32> zeroinitializer |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = trunc i64 [[INDEX]] to i32 |
| ; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i64, ptr [[SRC_1]], i32 [[OFFSET_IDX]] |
| ; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i64, ptr [[TMP24]], i64 2 |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i64>, ptr [[TMP25]], align 8, !alias.scope [[META9:![0-9]+]] |
| ; CHECK-NEXT: [[TMP26:%.*]] = icmp eq <2 x i64> [[WIDE_LOAD]], zeroinitializer |
| ; CHECK-NEXT: [[TMP27:%.*]] = and <2 x i1> [[BROADCAST_SPLAT]], [[TMP26]] |
| ; CHECK-NEXT: [[TMP28:%.*]] = zext <2 x i1> [[TMP27]] to <2 x i8> |
| ; CHECK-NEXT: [[TMP29:%.*]] = extractelement <2 x i8> [[TMP28]], i32 1 |
| ; CHECK-NEXT: store i8 [[TMP29]], ptr [[DST]], align 1, !alias.scope [[META11:![0-9]+]], !noalias [[META13:![0-9]+]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP30:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP30]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: br label %[[SCALAR_PH]] |
| ; CHECK: [[SCALAR_PH]]: |
| ; |
| entry: |
| br label %loop |
| |
| loop: |
| %iv.1.wide = phi i64 [ 0, %entry ], [ %iv.1.next.wide, %loop.latch ] |
| %iv.1 = phi i32 [ 0, %entry ], [ %iv.1.next, %loop.latch ] |
| %ec.1 = icmp ult i64 %iv.1.wide, %A |
| br i1 %ec.1, label %loop.latch, label %exit |
| |
| loop.latch: |
| %gep.src.1 = getelementptr inbounds i64, ptr %src.1, i32 %iv.1 |
| %l.1 = load i64, ptr %gep.src.1, align 8 |
| %l.2 = load i64, ptr %src.2, align 8 |
| %cmp55.us = icmp eq i64 %l.1, 0 |
| %cmp.i.us = icmp ne i64 %l.2, 0 |
| %and = and i1 %cmp.i.us, %cmp55.us |
| %ext = zext i1 %and to i8 |
| store i8 %ext, ptr %dst, align 1 |
| %iv.1.next = add i32 %iv.1, 1 |
| %iv.1.next.wide = zext i32 %iv.1.next to i64 |
| %ec.2 = icmp ult i64 %iv.1.next.wide, %B |
| br i1 %ec.2, label %loop, label %exit |
| |
| exit: |
| ret void |
| } |
| |
| define i1 @any_of_cost(ptr %start, ptr %end) #0 { |
| ; CHECK-LABEL: define i1 @any_of_cost( |
| ; CHECK-SAME: ptr [[START:%.*]], ptr [[END:%.*]]) #[[ATTR2]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: [[START2:%.*]] = ptrtoint ptr [[START]] to i64 |
| ; CHECK-NEXT: [[END1:%.*]] = ptrtoint ptr [[END]] to i64 |
| ; CHECK-NEXT: [[TMP0:%.*]] = sub i64 [[END1]], [[START2]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = udiv i64 [[TMP0]], 40 |
| ; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i64 [[TMP1]], 1 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ule i64 [[TMP2]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP2]], 4 |
| ; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i64 [[N_MOD_VF]], 0 |
| ; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TMP3]], i64 4, i64 [[N_MOD_VF]] |
| ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP2]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP5:%.*]] = mul i64 [[N_VEC]], 40 |
| ; CHECK-NEXT: [[IND_END:%.*]] = getelementptr i8, ptr [[START]], i64 [[TMP5]] |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <2 x i1> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP26:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <2 x i1> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP27:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 40 |
| ; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 0 |
| ; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 40 |
| ; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 80 |
| ; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 120 |
| ; CHECK-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, ptr [[START]], i64 [[TMP6]] |
| ; CHECK-NEXT: [[NEXT_GEP4:%.*]] = getelementptr i8, ptr [[START]], i64 [[TMP7]] |
| ; CHECK-NEXT: [[NEXT_GEP5:%.*]] = getelementptr i8, ptr [[START]], i64 [[TMP8]] |
| ; CHECK-NEXT: [[NEXT_GEP6:%.*]] = getelementptr i8, ptr [[START]], i64 [[TMP9]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i64 8 |
| ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[NEXT_GEP4]], i64 8 |
| ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[NEXT_GEP5]], i64 8 |
| ; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i8, ptr [[NEXT_GEP6]], i64 8 |
| ; CHECK-NEXT: [[TMP14:%.*]] = load ptr, ptr [[TMP10]], align 8 |
| ; CHECK-NEXT: [[TMP15:%.*]] = load ptr, ptr [[TMP11]], align 8 |
| ; CHECK-NEXT: [[TMP16:%.*]] = insertelement <2 x ptr> poison, ptr [[TMP14]], i32 0 |
| ; CHECK-NEXT: [[TMP17:%.*]] = insertelement <2 x ptr> [[TMP16]], ptr [[TMP15]], i32 1 |
| ; CHECK-NEXT: [[TMP18:%.*]] = load ptr, ptr [[TMP12]], align 8 |
| ; CHECK-NEXT: [[TMP19:%.*]] = load ptr, ptr [[TMP13]], align 8 |
| ; CHECK-NEXT: [[TMP20:%.*]] = insertelement <2 x ptr> poison, ptr [[TMP18]], i32 0 |
| ; CHECK-NEXT: [[TMP21:%.*]] = insertelement <2 x ptr> [[TMP20]], ptr [[TMP19]], i32 1 |
| ; CHECK-NEXT: [[TMP24:%.*]] = icmp ne <2 x ptr> [[TMP17]], zeroinitializer |
| ; CHECK-NEXT: [[TMP25:%.*]] = icmp ne <2 x ptr> [[TMP21]], zeroinitializer |
| ; CHECK-NEXT: [[TMP26]] = or <2 x i1> [[VEC_PHI]], [[TMP24]] |
| ; CHECK-NEXT: [[TMP27]] = or <2 x i1> [[VEC_PHI3]], [[TMP25]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP28:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP28]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[BIN_RDX:%.*]] = or <2 x i1> [[TMP27]], [[TMP26]] |
| ; CHECK-NEXT: [[TMP29:%.*]] = call i1 @llvm.vector.reduce.or.v2i1(<2 x i1> [[BIN_RDX]]) |
| ; CHECK-NEXT: [[TMP30:%.*]] = freeze i1 [[TMP29]] |
| ; CHECK-NEXT: [[RDX_SELECT:%.*]] = select i1 [[TMP30]], i1 false, i1 false |
| ; CHECK-NEXT: br label %[[SCALAR_PH]] |
| ; CHECK: [[SCALAR_PH]]: |
| ; |
| entry: |
| br label %loop |
| |
| loop: |
| %any.of = phi i1 [ false, %entry ], [ %any.of.next, %loop ] |
| %ptr.iv = phi ptr [ %start, %entry ], [ %ptr.iv.next, %loop ] |
| %gep = getelementptr i8, ptr %ptr.iv, i64 8 |
| %l = load ptr, ptr %gep, align 8 |
| %cmp13.not.not = icmp eq ptr %l, null |
| %any.of.next = select i1 %cmp13.not.not, i1 %any.of, i1 false |
| %ptr.iv.next = getelementptr inbounds i8, ptr %ptr.iv, i64 40 |
| %cmp.not = icmp eq ptr %ptr.iv, %end |
| br i1 %cmp.not, label %exit, label %loop |
| |
| exit: |
| ret i1 %any.of.next |
| } |
| |
| define i64 @cost_assume(ptr %end, i64 %N) { |
| ; CHECK-LABEL: define i64 @cost_assume( |
| ; CHECK-SAME: ptr [[END:%.*]], i64 [[N:%.*]]) #[[ATTR1]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: [[END1:%.*]] = ptrtoint ptr [[END]] to i64 |
| ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[END1]], -9 |
| ; CHECK-NEXT: [[TMP1:%.*]] = udiv i64 [[TMP0]], 9 |
| ; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i64 [[TMP1]], 1 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP2]], 8 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP2]], 8 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP2]], [[N_MOD_VF]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = icmp ne i64 [[N]], 0 |
| ; CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP3]]) |
| ; CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP3]]) |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <2 x i64> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP7:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <2 x i64> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP8:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <2 x i64> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP9:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI4:%.*]] = phi <2 x i64> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP10:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP7]] = add <2 x i64> [[VEC_PHI]], splat (i64 1) |
| ; CHECK-NEXT: [[TMP8]] = add <2 x i64> [[VEC_PHI2]], splat (i64 1) |
| ; CHECK-NEXT: [[TMP9]] = add <2 x i64> [[VEC_PHI3]], splat (i64 1) |
| ; CHECK-NEXT: [[TMP10]] = add <2 x i64> [[VEC_PHI4]], splat (i64 1) |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8 |
| ; CHECK-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP13]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[BIN_RDX:%.*]] = add <2 x i64> [[TMP8]], [[TMP7]] |
| ; CHECK-NEXT: [[BIN_RDX5:%.*]] = add <2 x i64> [[TMP9]], [[BIN_RDX]] |
| ; CHECK-NEXT: [[BIN_RDX6:%.*]] = add <2 x i64> [[TMP10]], [[BIN_RDX5]] |
| ; CHECK-NEXT: [[TMP14:%.*]] = call i64 @llvm.vector.reduce.add.v2i64(<2 x i64> [[BIN_RDX6]]) |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP2]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], [[EXIT:label %.*]], label %[[SCALAR_PH]] |
| ; CHECK: [[SCALAR_PH]]: |
| ; |
| entry: |
| br label %loop |
| |
| loop: |
| %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ] |
| %0 = phi i64 [ 0, %entry ], [ %1, %loop ] |
| %1 = add i64 %0, 1 |
| %iv.next = add nsw i64 %iv, 1 |
| %c = icmp ne i64 %N, 0 |
| tail call void @llvm.assume(i1 %c) |
| %gep = getelementptr nusw [ 9 x i8 ], ptr null, i64 %iv.next |
| %ec = icmp eq ptr %gep, %end |
| br i1 %ec, label %exit, label %loop |
| |
| exit: |
| ret i64 %1 |
| } |
| |
| ; Test case for https://github.com/llvm/llvm-project/issues/96294 with a stored |
| ; reduction which overwrites an earlier store. |
| define void @reduction_store(ptr noalias %src, ptr %dst, i1 %x) #2 { |
| ; CHECK-LABEL: define void @reduction_store( |
| ; CHECK-SAME: ptr noalias [[SRC:%.*]], ptr [[DST:%.*]], i1 [[X:%.*]]) #[[ATTR3:[0-9]+]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: br label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i1> poison, i1 [[X]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i1> [[BROADCAST_SPLATINSERT]], <4 x i1> poison, <4 x i32> zeroinitializer |
| ; CHECK-NEXT: [[TMP0:%.*]] = zext <4 x i1> [[BROADCAST_SPLAT]] to <4 x i64> |
| ; CHECK-NEXT: [[TMP1:%.*]] = lshr <4 x i64> [[TMP0]], splat (i64 12) |
| ; CHECK-NEXT: [[TMP2:%.*]] = trunc <4 x i64> [[TMP1]] to <4 x i32> |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ <i32 0, i32 -1, i32 -1, i32 -1>, %[[VECTOR_PH]] ], [ [[TMP11:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ splat (i32 -1), %[[VECTOR_PH]] ], [ [[TMP12:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP11]] = and <4 x i32> [[VEC_PHI]], [[TMP2]] |
| ; CHECK-NEXT: [[TMP12]] = and <4 x i32> [[VEC_PHI1]], [[TMP2]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 8 |
| ; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i32 [[INDEX_NEXT]], 24 |
| ; CHECK-NEXT: br i1 [[TMP9]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP20:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[BIN_RDX:%.*]] = and <4 x i32> [[TMP12]], [[TMP11]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = call i32 @llvm.vector.reduce.and.v4i32(<4 x i32> [[BIN_RDX]]) |
| ; CHECK-NEXT: store i32 [[TMP10]], ptr [[DST]], align 4 |
| ; CHECK-NEXT: br label %[[SCALAR_PH:.*]] |
| ; CHECK: [[SCALAR_PH]]: |
| ; |
| entry: |
| br label %loop |
| |
| loop: |
| %red = phi i32 [ 0, %entry ], [ %red.next, %loop ] |
| %iv = phi i32 [ 0, %entry ], [ %iv.next, %loop ] |
| %gep.src = getelementptr inbounds i32, ptr %src, i32 %iv |
| %l = load i32, ptr %gep.src |
| %l.and = and i32 %l, 3 |
| store i32 %l.and, ptr %dst, align 4 |
| %x.ext = zext i1 %x to i64 |
| %lshr = lshr i64 %x.ext, 12 |
| %t = trunc i64 %lshr to i32 |
| %red.next = and i32 %red, %t |
| store i32 %red.next, ptr %dst, align 4 |
| %iv.next = add i32 %iv, 1 |
| %ec = icmp eq i32 %iv, 29 |
| br i1 %ec, label %exit, label %loop |
| |
| exit: |
| ret void |
| } |
| |
| ; Test case for https://github.com/llvm/llvm-project/issues/105722. |
| define i64 @live_in_known_1_via_scev() { |
| ; CHECK-LABEL: define i64 @live_in_known_1_via_scev( |
| ; CHECK-SAME: ) #[[ATTR1]] { |
| ; CHECK-NEXT: [[ENTRY:.*]]: |
| ; CHECK-NEXT: [[SEL:%.*]] = select i1 false, i32 3, i32 0 |
| ; CHECK-NEXT: br label %[[PH:.*]] |
| ; CHECK: [[PH]]: |
| ; CHECK-NEXT: [[P:%.*]] = phi i32 [ 1, %[[ENTRY]] ] |
| ; CHECK-NEXT: [[N:%.*]] = add nuw nsw i32 [[SEL]], 6 |
| ; CHECK-NEXT: [[P_EXT:%.*]] = zext nneg i32 [[P]] to i64 |
| ; CHECK-NEXT: br label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i64> [ <i64 3, i64 1, i64 1, i64 1>, %[[VECTOR_PH]] ], [ [[VEC_PHI]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP0:%.*]] = icmp eq i32 [[INDEX_NEXT]], 8 |
| ; CHECK-NEXT: br i1 [[TMP0]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP22:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i64 @llvm.vector.reduce.mul.v4i64(<4 x i64> [[VEC_PHI]]) |
| ; CHECK-NEXT: br label %[[EXIT:.*]] |
| ; CHECK: [[EXIT]]: |
| ; CHECK-NEXT: ret i64 [[TMP3]] |
| ; |
| entry: |
| %sel = select i1 false, i32 3, i32 0 |
| br label %ph |
| |
| ph: |
| %p = phi i32 [ 1, %entry ] |
| %N = add nuw nsw i32 %sel, 6 |
| %p.ext = zext nneg i32 %p to i64 |
| br label %loop |
| |
| loop: |
| %iv = phi i32 [ 0, %ph ], [ %iv.next, %loop ] |
| %red = phi i64 [ 3, %ph ], [ %red.mul, %loop ] |
| %red.mul = mul nsw i64 %red, %p.ext |
| %iv.next = add nuw nsw i32 %iv, 1 |
| %ec = icmp eq i32 %iv.next, %N |
| br i1 %ec, label %exit, label %loop |
| |
| exit: |
| %res = phi i64 [ %red.mul, %loop ] |
| ret i64 %res |
| } |
| |
| ; Test case for https://github.com/llvm/llvm-project/issues/107501. |
| define i64 @cost_loop_invariant_recipes(i1 %x, i64 %y) { |
| ; CHECK-LABEL: define i64 @cost_loop_invariant_recipes( |
| ; CHECK-SAME: i1 [[X:%.*]], i64 [[Y:%.*]]) #[[ATTR1]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: br label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x i64> poison, i64 [[Y]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x i64> [[BROADCAST_SPLATINSERT]], <2 x i64> poison, <2 x i32> zeroinitializer |
| ; CHECK-NEXT: [[TMP0:%.*]] = xor i1 [[X]], true |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement <2 x i1> poison, i1 [[TMP0]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT2:%.*]] = shufflevector <2 x i1> [[BROADCAST_SPLATINSERT1]], <2 x i1> poison, <2 x i32> zeroinitializer |
| ; CHECK-NEXT: [[TMP1:%.*]] = zext <2 x i1> [[BROADCAST_SPLAT2]] to <2 x i64> |
| ; CHECK-NEXT: [[TMP2:%.*]] = shl <2 x i64> [[BROADCAST_SPLAT]], [[TMP1]] |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <2 x i64> [ splat (i64 1), %[[VECTOR_PH]] ], [ [[TMP3:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP3]] = mul <2 x i64> [[TMP2]], [[VEC_PHI]] |
| ; CHECK-NEXT: br i1 true, label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP23:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i64 @llvm.vector.reduce.mul.v2i64(<2 x i64> [[TMP3]]) |
| ; CHECK-NEXT: br label %[[EXIT:.*]] |
| ; CHECK: [[EXIT]]: |
| ; CHECK-NEXT: ret i64 [[TMP4]] |
| ; |
| entry: |
| br label %loop |
| |
| loop: |
| %iv = phi i64 [ 0, %entry ], [ %iv.next.i.i.i, %loop ] |
| %red = phi i64 [ 1, %entry ], [ %red.mul, %loop ] |
| %not.x = xor i1 %x, true |
| %ext = zext i1 %not.x to i64 |
| %shl = shl i64 %y, %ext |
| %red.mul = mul i64 %shl, %red |
| %iv.next.i.i.i = add i64 %iv, 1 |
| %ec = icmp eq i64 %iv, 1 |
| br i1 %ec, label %exit, label %loop |
| |
| exit: |
| ret i64 %red.mul |
| } |
| |
| ; Test case for https://github.com/llvm/llvm-project/issues/113526. |
| define i32 @narrowed_reduction(ptr %a, i1 %cmp) #0 { |
| ; |
| ; CHECK-LABEL: define i32 @narrowed_reduction( |
| ; CHECK-SAME: ptr [[A:%.*]], i1 [[CMP:%.*]]) #[[ATTR2]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 |
| ; CHECK-NEXT: br label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <16 x i32> poison, i32 [[CONV]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <16 x i32> [[BROADCAST_SPLATINSERT]], <16 x i32> poison, <16 x i32> zeroinitializer |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <16 x i32> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP3:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = and <16 x i32> [[VEC_PHI]], splat (i32 1) |
| ; CHECK-NEXT: [[TMP1:%.*]] = or <16 x i32> [[TMP0]], [[BROADCAST_SPLAT]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = trunc <16 x i32> [[TMP1]] to <16 x i1> |
| ; CHECK-NEXT: [[TMP3]] = zext <16 x i1> [[TMP2]] to <16 x i32> |
| ; CHECK-NEXT: br i1 true, label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i1 @llvm.vector.reduce.or.v16i1(<16 x i1> [[TMP2]]) |
| ; CHECK-NEXT: [[TMP5:%.*]] = zext i1 [[TMP4]] to i32 |
| ; CHECK-NEXT: br label %[[EXIT:.*]] |
| ; CHECK: [[EXIT]]: |
| ; CHECK-NEXT: ret i32 [[TMP5]] |
| ; |
| entry: |
| %conv = zext i1 %cmp to i32 |
| br label %loop |
| |
| loop: |
| %iv = phi i32 [ 1, %entry ], [ %inc, %loop ] |
| %or13 = phi i32 [ 0, %entry ], [ %or, %loop ] |
| %and = and i32 %or13, 1 |
| %or = or i32 %and, %conv |
| %inc = add i32 %iv, 1 |
| %ec = icmp eq i32 %iv, 16 |
| br i1 %ec, label %exit, label %loop |
| |
| exit: |
| ret i32 %or |
| } |
| |
| ; Check if the vplan-based cost model select same VF to the legacy cost model. |
| ; Reduced from: https://github.com/llvm/llvm-project/issues/115744#issuecomment-2670479463 |
| define i32 @g(i64 %n) { |
| ; CHECK-LABEL: define i32 @g( |
| ; CHECK-SAME: i64 [[N:%.*]]) #[[ATTR1]] { |
| ; CHECK-NEXT: [[ITER_CHECK:.*:]] |
| ; CHECK-NEXT: [[TMP0:%.*]] = trunc i64 [[N]] to i32 |
| ; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[TMP0]], 1 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP1]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[VEC_EPILOG_SCALAR_PH:.*]], label %[[VECTOR_SCEVCHECK:.*]] |
| ; CHECK: [[VECTOR_SCEVCHECK]]: |
| ; CHECK-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[N]], 4294967295 |
| ; CHECK-NEXT: br i1 [[TMP2]], label %[[VEC_EPILOG_SCALAR_PH]], label %[[VECTOR_MAIN_LOOP_ITER_CHECK:.*]] |
| ; CHECK: [[VECTOR_MAIN_LOOP_ITER_CHECK]]: |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK1:%.*]] = icmp ult i32 [[TMP1]], 16 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK1]], label %[[VEC_EPILOG_PH:.*]], label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[TMP1]], 16 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[TMP1]], [[N_MOD_VF]] |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i64> poison, i64 [[N]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i64> [[BROADCAST_SPLATINSERT]], <4 x i64> 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> [ <i32 0, i32 1, i32 2, i32 3>, %[[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP15:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP16:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP17:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI4:%.*]] = phi <4 x i32> [ zeroinitializer, %[[VECTOR_PH]] ], [ [[TMP18:%.*]], %[[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[STEP_ADD:%.*]] = add <4 x i32> [[VEC_IND]], splat (i32 4) |
| ; CHECK-NEXT: [[STEP_ADD_2:%.*]] = add <4 x i32> [[STEP_ADD]], splat (i32 4) |
| ; CHECK-NEXT: [[STEP_ADD_3:%.*]] = add <4 x i32> [[STEP_ADD_2]], splat (i32 4) |
| ; CHECK-NEXT: [[TMP3:%.*]] = zext <4 x i32> [[VEC_IND]] to <4 x i64> |
| ; CHECK-NEXT: [[TMP4:%.*]] = zext <4 x i32> [[STEP_ADD]] to <4 x i64> |
| ; CHECK-NEXT: [[TMP5:%.*]] = zext <4 x i32> [[STEP_ADD_2]] to <4 x i64> |
| ; CHECK-NEXT: [[TMP6:%.*]] = zext <4 x i32> [[STEP_ADD_3]] to <4 x i64> |
| ; CHECK-NEXT: [[TMP7:%.*]] = icmp eq <4 x i64> [[BROADCAST_SPLAT]], [[TMP3]] |
| ; CHECK-NEXT: [[TMP8:%.*]] = icmp eq <4 x i64> [[BROADCAST_SPLAT]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP9:%.*]] = icmp eq <4 x i64> [[BROADCAST_SPLAT]], [[TMP5]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = icmp eq <4 x i64> [[BROADCAST_SPLAT]], [[TMP6]] |
| ; CHECK-NEXT: [[TMP11:%.*]] = select <4 x i1> [[TMP7]], <4 x i32> zeroinitializer, <4 x i32> splat (i32 2) |
| ; CHECK-NEXT: [[TMP12:%.*]] = select <4 x i1> [[TMP8]], <4 x i32> zeroinitializer, <4 x i32> splat (i32 2) |
| ; CHECK-NEXT: [[TMP13:%.*]] = select <4 x i1> [[TMP9]], <4 x i32> zeroinitializer, <4 x i32> splat (i32 2) |
| ; CHECK-NEXT: [[TMP14:%.*]] = select <4 x i1> [[TMP10]], <4 x i32> zeroinitializer, <4 x i32> splat (i32 2) |
| ; CHECK-NEXT: [[TMP15]] = or <4 x i32> [[TMP11]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP16]] = or <4 x i32> [[TMP12]], [[VEC_PHI2]] |
| ; CHECK-NEXT: [[TMP17]] = or <4 x i32> [[TMP13]], [[VEC_PHI3]] |
| ; CHECK-NEXT: [[TMP18]] = or <4 x i32> [[TMP14]], [[VEC_PHI4]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 16 |
| ; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i32> [[STEP_ADD_3]], splat (i32 4) |
| ; CHECK-NEXT: [[TMP19:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP19]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP25:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[BIN_RDX:%.*]] = or <4 x i32> [[TMP16]], [[TMP15]] |
| ; CHECK-NEXT: [[BIN_RDX5:%.*]] = or <4 x i32> [[TMP17]], [[BIN_RDX]] |
| ; CHECK-NEXT: [[BIN_RDX6:%.*]] = or <4 x i32> [[TMP18]], [[BIN_RDX5]] |
| ; CHECK-NEXT: [[TMP20:%.*]] = call i32 @llvm.vector.reduce.or.v4i32(<4 x i32> [[BIN_RDX6]]) |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[TMP1]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], [[EXIT:label %.*]], label %[[VEC_EPILOG_ITER_CHECK:.*]] |
| ; CHECK: [[VEC_EPILOG_ITER_CHECK]]: |
| ; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i32 [[N_MOD_VF]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK]], label %[[VEC_EPILOG_SCALAR_PH]], label %[[VEC_EPILOG_PH]], !prof [[PROF3]] |
| ; CHECK: [[VEC_EPILOG_PH]]: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], %[[VEC_EPILOG_ITER_CHECK]] ], [ 0, %[[VECTOR_MAIN_LOOP_ITER_CHECK]] ] |
| ; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP20]], %[[VEC_EPILOG_ITER_CHECK]] ], [ 0, %[[VECTOR_MAIN_LOOP_ITER_CHECK]] ] |
| ; CHECK-NEXT: [[N_MOD_VF7:%.*]] = urem i32 [[TMP1]], 4 |
| ; CHECK-NEXT: [[N_VEC8:%.*]] = sub i32 [[TMP1]], [[N_MOD_VF7]] |
| ; CHECK-NEXT: [[TMP21:%.*]] = insertelement <4 x i32> zeroinitializer, i32 [[BC_MERGE_RDX]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT9:%.*]] = insertelement <4 x i64> poison, i64 [[N]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT14:%.*]] = shufflevector <4 x i64> [[BROADCAST_SPLATINSERT9]], <4 x i64> poison, <4 x i32> zeroinitializer |
| ; CHECK-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[BC_RESUME_VAL]], i64 0 |
| ; CHECK-NEXT: [[DOTSPLAT:%.*]] = shufflevector <4 x i32> [[DOTSPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer |
| ; CHECK-NEXT: [[INDUCTION:%.*]] = add <4 x i32> [[DOTSPLAT]], <i32 0, i32 1, i32 2, i32 3> |
| ; CHECK-NEXT: br label %[[VEC_EPILOG_VECTOR_BODY:.*]] |
| ; CHECK: [[VEC_EPILOG_VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX9:%.*]] = phi i32 [ [[BC_RESUME_VAL]], %[[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT15:%.*]], %[[VEC_EPILOG_VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_IND10:%.*]] = phi <4 x i32> [ [[INDUCTION]], %[[VEC_EPILOG_PH]] ], [ [[VEC_IND_NEXT11:%.*]], %[[VEC_EPILOG_VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI12:%.*]] = phi <4 x i32> [ [[TMP21]], %[[VEC_EPILOG_PH]] ], [ [[TMP25:%.*]], %[[VEC_EPILOG_VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP22:%.*]] = zext <4 x i32> [[VEC_IND10]] to <4 x i64> |
| ; CHECK-NEXT: [[TMP23:%.*]] = icmp eq <4 x i64> [[BROADCAST_SPLAT14]], [[TMP22]] |
| ; CHECK-NEXT: [[TMP24:%.*]] = select <4 x i1> [[TMP23]], <4 x i32> zeroinitializer, <4 x i32> splat (i32 2) |
| ; CHECK-NEXT: [[TMP25]] = or <4 x i32> [[TMP24]], [[VEC_PHI12]] |
| ; CHECK-NEXT: [[INDEX_NEXT15]] = add nuw i32 [[INDEX9]], 4 |
| ; CHECK-NEXT: [[VEC_IND_NEXT11]] = add <4 x i32> [[VEC_IND10]], splat (i32 4) |
| ; CHECK-NEXT: [[TMP26:%.*]] = icmp eq i32 [[INDEX_NEXT15]], [[N_VEC8]] |
| ; CHECK-NEXT: br i1 [[TMP26]], label %[[VEC_EPILOG_MIDDLE_BLOCK:.*]], label %[[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOP26:![0-9]+]] |
| ; CHECK: [[VEC_EPILOG_MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: [[TMP27:%.*]] = call i32 @llvm.vector.reduce.or.v4i32(<4 x i32> [[TMP25]]) |
| ; CHECK-NEXT: [[CMP_N18:%.*]] = icmp eq i32 [[TMP1]], [[N_VEC8]] |
| ; CHECK-NEXT: br i1 [[CMP_N18]], [[EXIT]], label %[[VEC_EPILOG_SCALAR_PH]] |
| ; CHECK: [[VEC_EPILOG_SCALAR_PH]]: |
| ; |
| entry: |
| br label %loop |
| |
| loop: |
| %iv = phi i32 [ 0, %entry ], [ %iv.next, %loop ] |
| %select = phi i32 [ 0, %entry ], [ %select.next, %loop ] |
| %iv.widen = zext i32 %iv to i64 |
| %exitcond = icmp eq i64 %n, %iv.widen |
| %select.i = select i1 %exitcond, i32 0, i32 2 |
| %select.next = or i32 %select.i, %select |
| %iv.next = add i32 %iv, 1 |
| br i1 %exitcond, label %exit, label %loop |
| |
| exit: |
| ret i32 %select.next |
| } |
| |
| ; Test case for https://github.com/llvm/llvm-project/issues/176720. |
| define void @replicating_sdiv_operand_profitable_to_scalarize(i32 %x) #3 { |
| ; CHECK-LABEL: define void @replicating_sdiv_operand_profitable_to_scalarize( |
| ; CHECK-SAME: i32 [[X:%.*]]) #[[ATTR4:[0-9]+]] { |
| ; CHECK-NEXT: [[ENTRY:.*]]: |
| ; CHECK-NEXT: br label %[[LOOP:.*]] |
| ; CHECK: [[LOOP]]: |
| ; CHECK-NEXT: [[IV:%.*]] = phi i32 [ 0, %[[ENTRY]] ], [ [[DIV1:%.*]], %[[LOOP]] ] |
| ; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ 0, %[[ENTRY]] ], [ [[NEXT:%.*]], %[[LOOP]] ] |
| ; CHECK-NEXT: [[DIV1]] = sdiv i32 2, [[X]] |
| ; CHECK-NEXT: [[SUB:%.*]] = sub i32 [[X]], [[DIV1]] |
| ; CHECK-NEXT: [[OR1:%.*]] = or i32 [[SUB]], [[IV]] |
| ; CHECK-NEXT: [[OR2:%.*]] = or i32 [[DIV1]], 3 |
| ; CHECK-NEXT: [[DIV2:%.*]] = sdiv i32 [[DIV1]], [[OR2]] |
| ; CHECK-NEXT: [[OR3:%.*]] = or i32 [[OR1]], [[DIV2]] |
| ; CHECK-NEXT: [[NEXT]] = add i32 [[ACCUM]], 3 |
| ; CHECK-NEXT: [[COND:%.*]] = icmp ugt i32 [[ACCUM]], 35 |
| ; CHECK-NEXT: br i1 [[COND]], label %[[EXIT:.*]], label %[[LOOP]] |
| ; CHECK: [[EXIT]]: |
| ; CHECK-NEXT: [[RESULT:%.*]] = phi i32 [ [[OR3]], %[[LOOP]] ] |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %loop |
| |
| loop: |
| %iv = phi i32 [ 0, %entry ], [ %div1, %loop ] |
| %accum = phi i32 [ 0, %entry ], [ %next, %loop ] |
| %div1 = sdiv i32 2, %x |
| %sub = sub i32 %x, %div1 |
| %or1 = or i32 %sub, %iv |
| %or2 = or i32 %div1, 3 |
| %div2 = sdiv i32 %div1, %or2 |
| %or3 = or i32 %or1, %div2 |
| %next = add i32 %accum, 3 |
| %cond = icmp ugt i32 %accum, 35 |
| br i1 %cond, label %exit, label %loop |
| |
| exit: |
| %result = phi i32 [ %or3, %loop ] |
| ret void |
| } |
| |
| @src.arr = external global [15 x double] |
| @dst.arr.a = external global [10 x double] |
| @dst.arr.b = external global [15 x double] |
| |
| define void @known_deref_load_tail_folding() #4 { |
| ; CHECK-LABEL: define void @known_deref_load_tail_folding( |
| ; CHECK-SAME: ) #[[ATTR5:[0-9]+]] { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: br label %[[VECTOR_PH:.*]] |
| ; CHECK: [[VECTOR_PH]]: |
| ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] |
| ; CHECK: [[VECTOR_BODY]]: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_STORE_CONTINUE6:.*]] ] |
| ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i64 1, [[INDEX]] |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i64> poison, i64 [[INDEX]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i64> [[BROADCAST_SPLATINSERT]], <4 x i64> poison, <4 x i32> zeroinitializer |
| ; CHECK-NEXT: [[VEC_IV:%.*]] = add <4 x i64> [[BROADCAST_SPLAT]], <i64 0, i64 1, i64 2, i64 3> |
| ; CHECK-NEXT: [[TMP0:%.*]] = icmp ule <4 x i64> [[VEC_IV]], splat (i64 10) |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr double, ptr @src.arr, i64 [[OFFSET_IDX]] |
| ; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x double> @llvm.masked.load.v4f64.p0(ptr align 8 [[TMP1]], <4 x i1> [[TMP0]], <4 x double> poison) |
| ; CHECK-NEXT: [[TMP2:%.*]] = extractelement <4 x i1> [[TMP0]], i32 0 |
| ; CHECK-NEXT: br i1 [[TMP2]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]] |
| ; CHECK: [[PRED_STORE_IF]]: |
| ; CHECK-NEXT: [[TMP3:%.*]] = extractelement <4 x double> [[WIDE_MASKED_LOAD]], i32 0 |
| ; CHECK-NEXT: [[TMP4:%.*]] = fcmp oeq double [[TMP3]], 0.000000e+00 |
| ; CHECK-NEXT: [[TMP5:%.*]] = select i1 [[TMP4]], ptr @dst.arr.a, ptr @dst.arr.b |
| ; CHECK-NEXT: store double 0.000000e+00, ptr [[TMP5]], align 8 |
| ; CHECK-NEXT: br label %[[PRED_STORE_CONTINUE]] |
| ; CHECK: [[PRED_STORE_CONTINUE]]: |
| ; CHECK-NEXT: [[TMP6:%.*]] = extractelement <4 x i1> [[TMP0]], i32 1 |
| ; CHECK-NEXT: br i1 [[TMP6]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]] |
| ; CHECK: [[PRED_STORE_IF1]]: |
| ; CHECK-NEXT: [[TMP7:%.*]] = extractelement <4 x double> [[WIDE_MASKED_LOAD]], i32 1 |
| ; CHECK-NEXT: [[TMP8:%.*]] = fcmp oeq double [[TMP7]], 0.000000e+00 |
| ; CHECK-NEXT: [[TMP9:%.*]] = select i1 [[TMP8]], ptr @dst.arr.a, ptr @dst.arr.b |
| ; CHECK-NEXT: store double 0.000000e+00, ptr [[TMP9]], align 8 |
| ; CHECK-NEXT: br label %[[PRED_STORE_CONTINUE2]] |
| ; CHECK: [[PRED_STORE_CONTINUE2]]: |
| ; CHECK-NEXT: [[TMP10:%.*]] = extractelement <4 x i1> [[TMP0]], i32 2 |
| ; CHECK-NEXT: br i1 [[TMP10]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]] |
| ; CHECK: [[PRED_STORE_IF3]]: |
| ; CHECK-NEXT: [[TMP11:%.*]] = extractelement <4 x double> [[WIDE_MASKED_LOAD]], i32 2 |
| ; CHECK-NEXT: [[TMP12:%.*]] = fcmp oeq double [[TMP11]], 0.000000e+00 |
| ; CHECK-NEXT: [[TMP13:%.*]] = select i1 [[TMP12]], ptr @dst.arr.a, ptr @dst.arr.b |
| ; CHECK-NEXT: store double 0.000000e+00, ptr [[TMP13]], align 8 |
| ; CHECK-NEXT: br label %[[PRED_STORE_CONTINUE4]] |
| ; CHECK: [[PRED_STORE_CONTINUE4]]: |
| ; CHECK-NEXT: [[TMP14:%.*]] = extractelement <4 x i1> [[TMP0]], i32 3 |
| ; CHECK-NEXT: br i1 [[TMP14]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6]] |
| ; CHECK: [[PRED_STORE_IF5]]: |
| ; CHECK-NEXT: [[TMP15:%.*]] = extractelement <4 x double> [[WIDE_MASKED_LOAD]], i32 3 |
| ; CHECK-NEXT: [[TMP16:%.*]] = fcmp oeq double [[TMP15]], 0.000000e+00 |
| ; CHECK-NEXT: [[TMP17:%.*]] = select i1 [[TMP16]], ptr @dst.arr.a, ptr @dst.arr.b |
| ; CHECK-NEXT: store double 0.000000e+00, ptr [[TMP17]], align 8 |
| ; CHECK-NEXT: br label %[[PRED_STORE_CONTINUE6]] |
| ; CHECK: [[PRED_STORE_CONTINUE6]]: |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP18:%.*]] = icmp eq i64 [[INDEX_NEXT]], 12 |
| ; CHECK-NEXT: br i1 [[TMP18]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP28:![0-9]+]] |
| ; CHECK: [[MIDDLE_BLOCK]]: |
| ; CHECK-NEXT: br label %[[EXIT:.*]] |
| ; CHECK: [[EXIT]]: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %loop |
| |
| loop: |
| %iv = phi i64 [ 1, %entry ], [ %iv.next, %loop ] |
| %gep.src = getelementptr double, ptr @src.arr, i64 %iv |
| %val = load double, ptr %gep.src, align 8 |
| %cmp = fcmp oeq double %val, 0.000000e+00 |
| %dst.select = select i1 %cmp, ptr @dst.arr.a, ptr @dst.arr.b |
| store double 0.000000e+00, ptr %dst.select, align 8 |
| %iv.next = add i64 %iv, 1 |
| %ec = icmp eq i64 %iv.next, 12 |
| br i1 %ec, label %exit, label %loop |
| |
| exit: |
| ret void |
| } |
| |
| declare void @llvm.assume(i1 noundef) #0 |
| |
| attributes #0 = { "target-cpu"="penryn" } |
| attributes #1 = { "target-features"="+avx512bw,+avx512cd,+avx512dq,+avx512f,+avx512vl" } |
| attributes #2 = { "target-cpu"="znver3" } |
| attributes #3 = { "target-cpu"="skylake-avx512" } |
| attributes #4 = { "target-cpu"="haswell" } |
