| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -loop-vectorize -S -mattr=avx512f -instcombine < %s | FileCheck %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| ; first test checks that loop with a reduction and a uniform store gets |
| ; vectorized. |
| |
| define i32 @inv_val_store_to_inv_address_with_reduction(i32* %a, i64 %n, i32* %b) { |
| ; CHECK-LABEL: @inv_val_store_to_inv_address_with_reduction( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[NTRUNC:%.*]] = trunc i64 [[N:%.*]] to i32 |
| ; CHECK-NEXT: [[SMAX4:%.*]] = call i64 @llvm.smax.i64(i64 [[N]], i64 1) |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[SMAX4]], 64 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] |
| ; CHECK: vector.memcheck: |
| ; CHECK-NEXT: [[B2:%.*]] = bitcast i32* [[B:%.*]] to i8* |
| ; CHECK-NEXT: [[A1:%.*]] = bitcast i32* [[A:%.*]] to i8* |
| ; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, i8* [[A1]], i64 1 |
| ; CHECK-NEXT: [[SMAX:%.*]] = call i64 @llvm.smax.i64(i64 [[N]], i64 1) |
| ; CHECK-NEXT: [[SCEVGEP:%.*]] = getelementptr i32, i32* [[B]], i64 [[SMAX]] |
| ; CHECK-NEXT: [[BOUND0:%.*]] = icmp ugt i32* [[SCEVGEP]], [[A]] |
| ; CHECK-NEXT: [[BOUND1:%.*]] = icmp ugt i8* [[UGLYGEP]], [[B2]] |
| ; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]] |
| ; CHECK-NEXT: br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[SMAX4]], 9223372036854775744 |
| ; 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 <16 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP8:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI5:%.*]] = phi <16 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI6:%.*]] = phi <16 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI7:%.*]] = phi <16 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP11:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = bitcast i32* [[TMP0]] to <16 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i32>, <16 x i32>* [[TMP1]], align 8, !alias.scope !0 |
| ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 16 |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast i32* [[TMP2]] to <16 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD8:%.*]] = load <16 x i32>, <16 x i32>* [[TMP3]], align 8, !alias.scope !0 |
| ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 32 |
| ; CHECK-NEXT: [[TMP5:%.*]] = bitcast i32* [[TMP4]] to <16 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD9:%.*]] = load <16 x i32>, <16 x i32>* [[TMP5]], align 8, !alias.scope !0 |
| ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 48 |
| ; CHECK-NEXT: [[TMP7:%.*]] = bitcast i32* [[TMP6]] to <16 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD10:%.*]] = load <16 x i32>, <16 x i32>* [[TMP7]], align 8, !alias.scope !0 |
| ; CHECK-NEXT: [[TMP8]] = add <16 x i32> [[VEC_PHI]], [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[TMP9]] = add <16 x i32> [[VEC_PHI5]], [[WIDE_LOAD8]] |
| ; CHECK-NEXT: [[TMP10]] = add <16 x i32> [[VEC_PHI6]], [[WIDE_LOAD9]] |
| ; CHECK-NEXT: [[TMP11]] = add <16 x i32> [[VEC_PHI7]], [[WIDE_LOAD10]] |
| ; CHECK-NEXT: store i32 [[NTRUNC]], i32* [[A]], align 4, !alias.scope !3, !noalias !0 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 64 |
| ; CHECK-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP5:!llvm.loop !.*]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[BIN_RDX:%.*]] = add <16 x i32> [[TMP9]], [[TMP8]] |
| ; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <16 x i32> [[TMP10]], [[BIN_RDX]] |
| ; CHECK-NEXT: [[BIN_RDX12:%.*]] = add <16 x i32> [[TMP11]], [[BIN_RDX11]] |
| ; CHECK-NEXT: [[TMP13:%.*]] = call i32 @llvm.vector.reduce.add.v16i32(<16 x i32> [[BIN_RDX12]]) |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[SMAX4]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ] |
| ; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP13]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ], [ 0, [[VECTOR_MEMCHECK]] ] |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I:%.*]] = phi i64 [ [[I_NEXT:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[T0:%.*]] = phi i32 [ [[T3:%.*]], [[FOR_BODY]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 [[I]] |
| ; CHECK-NEXT: [[T2:%.*]] = load i32, i32* [[T1]], align 8 |
| ; CHECK-NEXT: [[T3]] = add i32 [[T0]], [[T2]] |
| ; CHECK-NEXT: store i32 [[NTRUNC]], i32* [[A]], align 4 |
| ; CHECK-NEXT: [[I_NEXT]] = add nuw nsw i64 [[I]], 1 |
| ; CHECK-NEXT: [[COND:%.*]] = icmp slt i64 [[I_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[COND]], label [[FOR_BODY]], label [[FOR_END]], [[LOOP7:!llvm.loop !.*]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[T4:%.*]] = phi i32 [ [[T3]], [[FOR_BODY]] ], [ [[TMP13]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[T4]] |
| ; |
| entry: |
| %ntrunc = trunc i64 %n to i32 |
| br label %for.body |
| |
| for.body: ; preds = %for.body, %entry |
| %i = phi i64 [ %i.next, %for.body ], [ 0, %entry ] |
| %t0 = phi i32 [ %t3, %for.body ], [ 0, %entry ] |
| %t1 = getelementptr inbounds i32, i32* %b, i64 %i |
| %t2 = load i32, i32* %t1, align 8 |
| %t3 = add i32 %t0, %t2 |
| store i32 %ntrunc, i32* %a |
| %i.next = add nuw nsw i64 %i, 1 |
| %cond = icmp slt i64 %i.next, %n |
| br i1 %cond, label %for.body, label %for.end |
| |
| for.end: ; preds = %for.body |
| %t4 = phi i32 [ %t3, %for.body ] |
| ret i32 %t4 |
| } |
| |
| ; Conditional store |
| ; if (b[i] == k) a = ntrunc |
| define void @inv_val_store_to_inv_address_conditional(i32* %a, i64 %n, i32* %b, i32 %k) { |
| ; CHECK-LABEL: @inv_val_store_to_inv_address_conditional( |
| ; CHECK-NEXT: iter.check: |
| ; CHECK-NEXT: [[NTRUNC:%.*]] = trunc i64 [[N:%.*]] to i32 |
| ; CHECK-NEXT: [[SMAX4:%.*]] = call i64 @llvm.smax.i64(i64 [[N]], i64 1) |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[SMAX4]], 8 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] |
| ; CHECK: vector.memcheck: |
| ; CHECK-NEXT: [[A3:%.*]] = bitcast i32* [[A:%.*]] to i8* |
| ; CHECK-NEXT: [[B1:%.*]] = bitcast i32* [[B:%.*]] to i8* |
| ; CHECK-NEXT: [[SMAX:%.*]] = call i64 @llvm.smax.i64(i64 [[N]], i64 1) |
| ; CHECK-NEXT: [[SCEVGEP:%.*]] = getelementptr i32, i32* [[B]], i64 [[SMAX]] |
| ; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, i8* [[A3]], i64 1 |
| ; CHECK-NEXT: [[BOUND0:%.*]] = icmp ugt i8* [[UGLYGEP]], [[B1]] |
| ; CHECK-NEXT: [[BOUND1:%.*]] = icmp ugt i32* [[SCEVGEP]], [[A]] |
| ; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]] |
| ; CHECK-NEXT: br i1 [[FOUND_CONFLICT]], label [[VEC_EPILOG_SCALAR_PH]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]] |
| ; CHECK: vector.main.loop.iter.check: |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK5:%.*]] = icmp ult i64 [[SMAX4]], 16 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK5]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[SMAX4]], 9223372036854775792 |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <16 x i32> poison, i32 [[K:%.*]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <16 x i32> [[BROADCAST_SPLATINSERT]], <16 x i32> poison, <16 x i32> zeroinitializer |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT6:%.*]] = insertelement <16 x i32> poison, i32 [[NTRUNC]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT7:%.*]] = shufflevector <16 x i32> [[BROADCAST_SPLATINSERT6]], <16 x i32> poison, <16 x i32> zeroinitializer |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT8:%.*]] = insertelement <16 x i32*> poison, i32* [[A]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT9:%.*]] = shufflevector <16 x i32*> [[BROADCAST_SPLATINSERT8]], <16 x i32*> poison, <16 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: [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = bitcast i32* [[TMP0]] to <16 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i32>, <16 x i32>* [[TMP1]], align 8, !alias.scope !8, !noalias !11 |
| ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq <16 x i32> [[WIDE_LOAD]], [[BROADCAST_SPLAT]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast i32* [[TMP0]] to <16 x i32>* |
| ; CHECK-NEXT: store <16 x i32> [[BROADCAST_SPLAT7]], <16 x i32>* [[TMP3]], align 4, !alias.scope !8, !noalias !11 |
| ; CHECK-NEXT: call void @llvm.masked.scatter.v16i32.v16p0i32(<16 x i32> [[BROADCAST_SPLAT7]], <16 x i32*> [[BROADCAST_SPLAT9]], i32 4, <16 x i1> [[TMP2]]), !alias.scope !11 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 16 |
| ; CHECK-NEXT: [[TMP4:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP4]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP13:!llvm.loop !.*]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[SMAX4]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]] |
| ; CHECK: vec.epilog.iter.check: |
| ; CHECK-NEXT: [[N_VEC_REMAINING:%.*]] = and i64 [[SMAX4]], 8 |
| ; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK_NOT_NOT:%.*]] = icmp eq i64 [[N_VEC_REMAINING]], 0 |
| ; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK_NOT_NOT]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]] |
| ; 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: [[SMAX10:%.*]] = call i64 @llvm.smax.i64(i64 [[N]], i64 1) |
| ; CHECK-NEXT: [[N_VEC12:%.*]] = and i64 [[SMAX10]], 9223372036854775800 |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT17:%.*]] = insertelement <8 x i32> poison, i32 [[K]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT18:%.*]] = shufflevector <8 x i32> [[BROADCAST_SPLATINSERT17]], <8 x i32> poison, <8 x i32> zeroinitializer |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT19:%.*]] = insertelement <8 x i32> poison, i32 [[NTRUNC]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT20:%.*]] = shufflevector <8 x i32> [[BROADCAST_SPLATINSERT19]], <8 x i32> poison, <8 x i32> zeroinitializer |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT21:%.*]] = insertelement <8 x i32*> poison, i32* [[A]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT22:%.*]] = shufflevector <8 x i32*> [[BROADCAST_SPLATINSERT21]], <8 x i32*> poison, <8 x i32> zeroinitializer |
| ; CHECK-NEXT: br label [[VEC_EPILOG_VECTOR_BODY:%.*]] |
| ; CHECK: vec.epilog.vector.body: |
| ; CHECK-NEXT: [[INDEX13:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT14:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 [[INDEX13]] |
| ; CHECK-NEXT: [[TMP6:%.*]] = bitcast i32* [[TMP5]] to <8 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD16:%.*]] = load <8 x i32>, <8 x i32>* [[TMP6]], align 8 |
| ; CHECK-NEXT: [[TMP7:%.*]] = icmp eq <8 x i32> [[WIDE_LOAD16]], [[BROADCAST_SPLAT18]] |
| ; CHECK-NEXT: [[TMP8:%.*]] = bitcast i32* [[TMP5]] to <8 x i32>* |
| ; CHECK-NEXT: store <8 x i32> [[BROADCAST_SPLAT20]], <8 x i32>* [[TMP8]], align 4 |
| ; CHECK-NEXT: call void @llvm.masked.scatter.v8i32.v8p0i32(<8 x i32> [[BROADCAST_SPLAT20]], <8 x i32*> [[BROADCAST_SPLAT22]], i32 4, <8 x i1> [[TMP7]]) |
| ; CHECK-NEXT: [[INDEX_NEXT14]] = add i64 [[INDEX13]], 8 |
| ; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i64 [[INDEX_NEXT14]], [[N_VEC12]] |
| ; CHECK-NEXT: br i1 [[TMP9]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], [[LOOP14:!llvm.loop !.*]] |
| ; CHECK: vec.epilog.middle.block: |
| ; CHECK-NEXT: [[CMP_N15:%.*]] = icmp eq i64 [[SMAX10]], [[N_VEC12]] |
| ; CHECK-NEXT: br i1 [[CMP_N15]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_SCALAR_PH]] |
| ; CHECK: vec.epilog.scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC12]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MEMCHECK]] ], [ 0, [[ITER_CHECK:%.*]] ] |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I:%.*]] = phi i64 [ [[I_NEXT:%.*]], [[LATCH:%.*]] ], [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ] |
| ; CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 [[I]] |
| ; CHECK-NEXT: [[T2:%.*]] = load i32, i32* [[T1]], align 8 |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[T2]], [[K]] |
| ; CHECK-NEXT: store i32 [[NTRUNC]], i32* [[T1]], align 4 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[COND_STORE:%.*]], label [[LATCH]] |
| ; CHECK: cond_store: |
| ; CHECK-NEXT: store i32 [[NTRUNC]], i32* [[A]], align 4 |
| ; CHECK-NEXT: br label [[LATCH]] |
| ; CHECK: latch: |
| ; CHECK-NEXT: [[I_NEXT]] = add nuw nsw i64 [[I]], 1 |
| ; CHECK-NEXT: [[COND:%.*]] = icmp slt i64 [[I_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[COND]], label [[FOR_BODY]], label [[FOR_END_LOOPEXIT]], [[LOOP16:!llvm.loop !.*]] |
| ; CHECK: for.end.loopexit: |
| ; CHECK-NEXT: br label [[FOR_END]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %ntrunc = trunc i64 %n to i32 |
| br label %for.body |
| |
| for.body: ; preds = %for.body, %entry |
| %i = phi i64 [ %i.next, %latch ], [ 0, %entry ] |
| %t1 = getelementptr inbounds i32, i32* %b, i64 %i |
| %t2 = load i32, i32* %t1, align 8 |
| %cmp = icmp eq i32 %t2, %k |
| store i32 %ntrunc, i32* %t1 |
| br i1 %cmp, label %cond_store, label %latch |
| |
| cond_store: |
| store i32 %ntrunc, i32* %a |
| br label %latch |
| |
| latch: |
| %i.next = add nuw nsw i64 %i, 1 |
| %cond = icmp slt i64 %i.next, %n |
| br i1 %cond, label %for.body, label %for.end |
| |
| for.end: ; preds = %for.body |
| ret void |
| } |
| |
| define void @variant_val_store_to_inv_address_conditional(i32* %a, i64 %n, i32* %b, i32* %c, i32 %k) { |
| ; CHECK-LABEL: @variant_val_store_to_inv_address_conditional( |
| ; CHECK-NEXT: iter.check: |
| ; CHECK-NEXT: [[NTRUNC:%.*]] = trunc i64 [[N:%.*]] to i32 |
| ; CHECK-NEXT: [[SMAX15:%.*]] = call i64 @llvm.smax.i64(i64 [[N]], i64 1) |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[SMAX15]], 8 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] |
| ; CHECK: vector.memcheck: |
| ; CHECK-NEXT: [[C4:%.*]] = bitcast i32* [[C:%.*]] to i8* |
| ; CHECK-NEXT: [[B1:%.*]] = bitcast i32* [[B:%.*]] to i8* |
| ; CHECK-NEXT: [[A3:%.*]] = bitcast i32* [[A:%.*]] to i8* |
| ; CHECK-NEXT: [[SMAX:%.*]] = call i64 @llvm.smax.i64(i64 [[N]], i64 1) |
| ; CHECK-NEXT: [[SCEVGEP:%.*]] = getelementptr i32, i32* [[B]], i64 [[SMAX]] |
| ; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, i8* [[A3]], i64 1 |
| ; CHECK-NEXT: [[SCEVGEP5:%.*]] = getelementptr i32, i32* [[C]], i64 [[SMAX]] |
| ; CHECK-NEXT: [[BOUND0:%.*]] = icmp ugt i8* [[UGLYGEP]], [[B1]] |
| ; CHECK-NEXT: [[BOUND1:%.*]] = icmp ugt i32* [[SCEVGEP]], [[A]] |
| ; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]] |
| ; CHECK-NEXT: [[BOUND07:%.*]] = icmp ugt i32* [[SCEVGEP5]], [[B]] |
| ; CHECK-NEXT: [[BOUND18:%.*]] = icmp ugt i32* [[SCEVGEP]], [[C]] |
| ; CHECK-NEXT: [[FOUND_CONFLICT9:%.*]] = and i1 [[BOUND07]], [[BOUND18]] |
| ; CHECK-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT9]] |
| ; CHECK-NEXT: [[BOUND011:%.*]] = icmp ugt i32* [[SCEVGEP5]], [[A]] |
| ; CHECK-NEXT: [[BOUND112:%.*]] = icmp ugt i8* [[UGLYGEP]], [[C4]] |
| ; CHECK-NEXT: [[FOUND_CONFLICT13:%.*]] = and i1 [[BOUND011]], [[BOUND112]] |
| ; CHECK-NEXT: [[CONFLICT_RDX14:%.*]] = or i1 [[CONFLICT_RDX]], [[FOUND_CONFLICT13]] |
| ; CHECK-NEXT: br i1 [[CONFLICT_RDX14]], label [[VEC_EPILOG_SCALAR_PH]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]] |
| ; CHECK: vector.main.loop.iter.check: |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK16:%.*]] = icmp ult i64 [[SMAX15]], 16 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK16]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[SMAX15]], 9223372036854775792 |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <16 x i32> poison, i32 [[K:%.*]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <16 x i32> [[BROADCAST_SPLATINSERT]], <16 x i32> poison, <16 x i32> zeroinitializer |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT17:%.*]] = insertelement <16 x i32> poison, i32 [[NTRUNC]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT18:%.*]] = shufflevector <16 x i32> [[BROADCAST_SPLATINSERT17]], <16 x i32> poison, <16 x i32> zeroinitializer |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT19:%.*]] = insertelement <16 x i32*> poison, i32* [[A]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT20:%.*]] = shufflevector <16 x i32*> [[BROADCAST_SPLATINSERT19]], <16 x i32*> poison, <16 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: [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = bitcast i32* [[TMP0]] to <16 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i32>, <16 x i32>* [[TMP1]], align 8, !alias.scope !17, !noalias !20 |
| ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq <16 x i32> [[WIDE_LOAD]], [[BROADCAST_SPLAT]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast i32* [[TMP0]] to <16 x i32>* |
| ; CHECK-NEXT: store <16 x i32> [[BROADCAST_SPLAT18]], <16 x i32>* [[TMP3]], align 4, !alias.scope !17, !noalias !20 |
| ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[C]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[TMP5:%.*]] = bitcast i32* [[TMP4]] to <16 x i32>* |
| ; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <16 x i32> @llvm.masked.load.v16i32.p0v16i32(<16 x i32>* [[TMP5]], i32 8, <16 x i1> [[TMP2]], <16 x i32> poison), !alias.scope !23 |
| ; CHECK-NEXT: call void @llvm.masked.scatter.v16i32.v16p0i32(<16 x i32> [[WIDE_MASKED_LOAD]], <16 x i32*> [[BROADCAST_SPLAT20]], i32 4, <16 x i1> [[TMP2]]), !alias.scope !24, !noalias !23 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 16 |
| ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP25:!llvm.loop !.*]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[SMAX15]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]] |
| ; CHECK: vec.epilog.iter.check: |
| ; CHECK-NEXT: [[N_VEC_REMAINING:%.*]] = and i64 [[SMAX15]], 8 |
| ; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK_NOT_NOT:%.*]] = icmp eq i64 [[N_VEC_REMAINING]], 0 |
| ; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK_NOT_NOT]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]] |
| ; 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: [[SMAX21:%.*]] = call i64 @llvm.smax.i64(i64 [[N]], i64 1) |
| ; CHECK-NEXT: [[N_VEC23:%.*]] = and i64 [[SMAX21]], 9223372036854775800 |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT28:%.*]] = insertelement <8 x i32> poison, i32 [[K]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT29:%.*]] = shufflevector <8 x i32> [[BROADCAST_SPLATINSERT28]], <8 x i32> poison, <8 x i32> zeroinitializer |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT30:%.*]] = insertelement <8 x i32> poison, i32 [[NTRUNC]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT31:%.*]] = shufflevector <8 x i32> [[BROADCAST_SPLATINSERT30]], <8 x i32> poison, <8 x i32> zeroinitializer |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT33:%.*]] = insertelement <8 x i32*> poison, i32* [[A]], i32 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT34:%.*]] = shufflevector <8 x i32*> [[BROADCAST_SPLATINSERT33]], <8 x i32*> poison, <8 x i32> zeroinitializer |
| ; CHECK-NEXT: br label [[VEC_EPILOG_VECTOR_BODY:%.*]] |
| ; CHECK: vec.epilog.vector.body: |
| ; CHECK-NEXT: [[INDEX24:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT25:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 [[INDEX24]] |
| ; CHECK-NEXT: [[TMP8:%.*]] = bitcast i32* [[TMP7]] to <8 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD27:%.*]] = load <8 x i32>, <8 x i32>* [[TMP8]], align 8 |
| ; CHECK-NEXT: [[TMP9:%.*]] = icmp eq <8 x i32> [[WIDE_LOAD27]], [[BROADCAST_SPLAT29]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = bitcast i32* [[TMP7]] to <8 x i32>* |
| ; CHECK-NEXT: store <8 x i32> [[BROADCAST_SPLAT31]], <8 x i32>* [[TMP10]], align 4 |
| ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i32, i32* [[C]], i64 [[INDEX24]] |
| ; CHECK-NEXT: [[TMP12:%.*]] = bitcast i32* [[TMP11]] to <8 x i32>* |
| ; CHECK-NEXT: [[WIDE_MASKED_LOAD32:%.*]] = call <8 x i32> @llvm.masked.load.v8i32.p0v8i32(<8 x i32>* [[TMP12]], i32 8, <8 x i1> [[TMP9]], <8 x i32> poison) |
| ; CHECK-NEXT: call void @llvm.masked.scatter.v8i32.v8p0i32(<8 x i32> [[WIDE_MASKED_LOAD32]], <8 x i32*> [[BROADCAST_SPLAT34]], i32 4, <8 x i1> [[TMP9]]) |
| ; CHECK-NEXT: [[INDEX_NEXT25]] = add i64 [[INDEX24]], 8 |
| ; CHECK-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT25]], [[N_VEC23]] |
| ; CHECK-NEXT: br i1 [[TMP13]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], [[LOOP26:!llvm.loop !.*]] |
| ; CHECK: vec.epilog.middle.block: |
| ; CHECK-NEXT: [[CMP_N26:%.*]] = icmp eq i64 [[SMAX21]], [[N_VEC23]] |
| ; CHECK-NEXT: br i1 [[CMP_N26]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_SCALAR_PH]] |
| ; CHECK: vec.epilog.scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC23]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MEMCHECK]] ], [ 0, [[ITER_CHECK:%.*]] ] |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I:%.*]] = phi i64 [ [[I_NEXT:%.*]], [[LATCH:%.*]] ], [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ] |
| ; CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 [[I]] |
| ; CHECK-NEXT: [[T2:%.*]] = load i32, i32* [[T1]], align 8 |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[T2]], [[K]] |
| ; CHECK-NEXT: store i32 [[NTRUNC]], i32* [[T1]], align 4 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[COND_STORE:%.*]], label [[LATCH]] |
| ; CHECK: cond_store: |
| ; CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds i32, i32* [[C]], i64 [[I]] |
| ; CHECK-NEXT: [[T4:%.*]] = load i32, i32* [[T3]], align 8 |
| ; CHECK-NEXT: store i32 [[T4]], i32* [[A]], align 4 |
| ; CHECK-NEXT: br label [[LATCH]] |
| ; CHECK: latch: |
| ; CHECK-NEXT: [[I_NEXT]] = add nuw nsw i64 [[I]], 1 |
| ; CHECK-NEXT: [[COND:%.*]] = icmp slt i64 [[I_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[COND]], label [[FOR_BODY]], label [[FOR_END_LOOPEXIT]], [[LOOP27:!llvm.loop !.*]] |
| ; CHECK: for.end.loopexit: |
| ; CHECK-NEXT: br label [[FOR_END]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %ntrunc = trunc i64 %n to i32 |
| br label %for.body |
| |
| for.body: ; preds = %for.body, %entry |
| %i = phi i64 [ %i.next, %latch ], [ 0, %entry ] |
| %t1 = getelementptr inbounds i32, i32* %b, i64 %i |
| %t2 = load i32, i32* %t1, align 8 |
| %cmp = icmp eq i32 %t2, %k |
| store i32 %ntrunc, i32* %t1 |
| br i1 %cmp, label %cond_store, label %latch |
| |
| cond_store: |
| %t3 = getelementptr inbounds i32, i32* %c, i64 %i |
| %t4 = load i32, i32* %t3, align 8 |
| store i32 %t4, i32* %a |
| br label %latch |
| |
| latch: |
| %i.next = add nuw nsw i64 %i, 1 |
| %cond = icmp slt i64 %i.next, %n |
| br i1 %cond, label %for.body, label %for.end |
| |
| for.end: ; preds = %for.body |
| ret void |
| } |