1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -S %s | FileCheck %s 3 4target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 5target triple = "x86_64-linux-gnu" 6 7%pair = type { ptr, ptr } 8 9define void @test_pr55375_interleave_opaque_ptr(ptr %start, ptr %end) { 10; CHECK-LABEL: @test_pr55375_interleave_opaque_ptr( 11; CHECK-NEXT: entry: 12; CHECK-NEXT: [[START2:%.*]] = ptrtoint ptr [[START:%.*]] to i64 13; CHECK-NEXT: [[END1:%.*]] = ptrtoint ptr [[END:%.*]] to i64 14; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[END1]], -16 15; CHECK-NEXT: [[TMP1:%.*]] = sub i64 [[TMP0]], [[START2]] 16; CHECK-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 4 17; CHECK-NEXT: [[TMP3:%.*]] = add nuw nsw i64 [[TMP2]], 1 18; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP3]], 2 19; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] 20; CHECK: vector.ph: 21; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP3]], 2 22; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP3]], [[N_MOD_VF]] 23; CHECK-NEXT: [[TMP4:%.*]] = mul i64 [[N_VEC]], 16 24; CHECK-NEXT: [[IND_END:%.*]] = getelementptr i8, ptr [[START]], i64 [[TMP4]] 25; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] 26; CHECK: vector.body: 27; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] 28; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 16 29; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 0 30; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 16 31; CHECK-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[START]], i64 [[TMP5]] 32; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[START]], i64 [[TMP6]] 33; CHECK-NEXT: [[TMP9:%.*]] = insertelement <2 x ptr> poison, ptr [[TMP7]], i32 0 34; CHECK-NEXT: [[TMP10:%.*]] = insertelement <2 x ptr> [[TMP9]], ptr [[TMP8]], i32 1 35; CHECK-NEXT: [[TMP12:%.*]] = shufflevector <2 x ptr> zeroinitializer, <2 x ptr> [[TMP10]], <4 x i32> <i32 0, i32 1, i32 2, i32 3> 36; CHECK-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x ptr> [[TMP12]], <4 x ptr> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3> 37; CHECK-NEXT: store <4 x ptr> [[INTERLEAVED_VEC]], ptr [[TMP7]], align 8 38; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2 39; CHECK-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] 40; CHECK-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] 41; CHECK: middle.block: 42; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP3]], [[N_VEC]] 43; CHECK-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]] 44; CHECK: scalar.ph: 45; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi ptr [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY:%.*]] ] 46; CHECK-NEXT: br label [[LOOP:%.*]] 47; CHECK: loop: 48; CHECK-NEXT: [[IV:%.*]] = phi ptr [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ] 49; CHECK-NEXT: [[IV_1:%.*]] = getelementptr inbounds [[PAIR:%.*]], ptr [[IV]], i64 0, i32 1 50; CHECK-NEXT: store ptr [[IV]], ptr [[IV_1]], align 8 51; CHECK-NEXT: store ptr null, ptr [[IV]], align 8 52; CHECK-NEXT: [[IV_NEXT]] = getelementptr inbounds [[PAIR]], ptr [[IV]], i64 1 53; CHECK-NEXT: [[EC:%.*]] = icmp eq ptr [[IV_NEXT]], [[END]] 54; CHECK-NEXT: br i1 [[EC]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP3:![0-9]+]] 55; CHECK: exit: 56; CHECK-NEXT: ret void 57; 58entry: 59 br label %loop 60 61loop: 62 %iv = phi ptr [ %start, %entry ], [ %iv.next, %loop ] 63 %iv.1 = getelementptr inbounds %pair, ptr %iv, i64 0, i32 1 64 store ptr %iv, ptr %iv.1, align 8 65 store ptr null, ptr %iv, align 8 66 %iv.next = getelementptr inbounds %pair, ptr %iv, i64 1 67 %ec = icmp eq ptr %iv.next, %end 68 br i1 %ec, label %exit, label %loop 69 70exit: 71 ret void 72} 73