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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 42; RUN: opt -mtriple=x86_64 -mattr=-avx,-avx2,-avx512f,+sse,-sse2,-sse3,-sse4.2 -passes=loop-vectorize -S %s | FileCheck --check-prefix=NOVEC %s3; RUN: opt -mtriple=x86_64 -mattr=-avx,-avx2,-avx512f,+sse,-sse2,-sse3,-sse4.2 -passes=loop-vectorize -force-vector-width=4 -S %s | FileCheck --check-prefix=VEC %s4 5@h = global i64 06 7define void @test(ptr %p) {8; NOVEC-LABEL: define void @test(9; NOVEC-SAME: ptr [[P:%.*]]) #[[ATTR0:[0-9]+]] {10; NOVEC-NEXT: entry:11; NOVEC-NEXT: br label [[FOR_BODY:%.*]]12; NOVEC: for.body:13; NOVEC-NEXT: [[IDX_EXT_MERGE:%.*]] = phi i64 [ 1, [[ENTRY:%.*]] ], [ [[IDX:%.*]], [[FOR_BODY]] ]14; NOVEC-NEXT: [[INC_MERGE:%.*]] = phi i16 [ 1, [[ENTRY]] ], [ [[INC:%.*]], [[FOR_BODY]] ]15; NOVEC-NEXT: [[IDX_MERGE:%.*]] = phi i64 [ 0, [[ENTRY]] ], [ [[IDX_EXT_MERGE]], [[FOR_BODY]] ]16; NOVEC-NEXT: [[ADD:%.*]] = shl i64 [[IDX_MERGE]], 117; NOVEC-NEXT: [[ARRAYIDX:%.*]] = getelementptr i64, ptr [[P]], i64 [[ADD]]18; NOVEC-NEXT: store i64 0, ptr [[ARRAYIDX]], align 819; NOVEC-NEXT: [[INC]] = add i16 [[INC_MERGE]], 120; NOVEC-NEXT: [[IDX]] = zext i16 [[INC]] to i6421; NOVEC-NEXT: [[GEP:%.*]] = getelementptr i64, ptr [[P]], i64 [[IDX]]22; NOVEC-NEXT: [[CMP:%.*]] = icmp ugt ptr [[GEP]], @h23; NOVEC-NEXT: br i1 [[CMP]], label [[EXIT:%.*]], label [[FOR_BODY]]24; NOVEC: exit:25; NOVEC-NEXT: ret void26;27; VEC-LABEL: define void @test(28; VEC-SAME: ptr [[P:%.*]]) #[[ATTR0:[0-9]+]] {29; VEC-NEXT: entry:30; VEC-NEXT: [[P1:%.*]] = ptrtoint ptr [[P]] to i6431; VEC-NEXT: [[TMP0:%.*]] = add i64 [[P1]], 1632; VEC-NEXT: [[UMAX2:%.*]] = call i64 @llvm.umax.i64(i64 [[TMP0]], i64 add (i64 ptrtoint (ptr @h to i64), i64 1))33; VEC-NEXT: [[TMP1:%.*]] = add i64 [[UMAX2]], -934; VEC-NEXT: [[TMP2:%.*]] = sub i64 [[TMP1]], [[P1]]35; VEC-NEXT: [[TMP3:%.*]] = lshr i64 [[TMP2]], 336; VEC-NEXT: [[TMP4:%.*]] = add nuw nsw i64 [[TMP3]], 137; VEC-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP4]], 438; VEC-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]]39; VEC: vector.scevcheck:40; VEC-NEXT: [[TMP5:%.*]] = add i64 [[P1]], 1641; VEC-NEXT: [[UMAX:%.*]] = call i64 @llvm.umax.i64(i64 [[TMP5]], i64 add (i64 ptrtoint (ptr @h to i64), i64 1))42; VEC-NEXT: [[TMP6:%.*]] = add i64 [[UMAX]], -943; VEC-NEXT: [[TMP7:%.*]] = sub i64 [[TMP6]], [[P1]]44; VEC-NEXT: [[TMP8:%.*]] = lshr i64 [[TMP7]], 345; VEC-NEXT: [[TMP10:%.*]] = trunc i64 [[TMP8]] to i1646; VEC-NEXT: [[TMP11:%.*]] = add i16 2, [[TMP10]]47; VEC-NEXT: [[TMP12:%.*]] = icmp ult i16 [[TMP11]], 248; VEC-NEXT: [[TMP13:%.*]] = icmp ugt i64 [[TMP8]], 6553549; VEC-NEXT: [[TMP14:%.*]] = or i1 [[TMP12]], [[TMP13]]50; VEC-NEXT: br i1 [[TMP14]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]51; VEC: vector.ph:52; VEC-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP4]], 453; VEC-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP4]], [[N_MOD_VF]]54; VEC-NEXT: [[DOTCAST:%.*]] = trunc i64 [[N_VEC]] to i1655; VEC-NEXT: [[IND_END:%.*]] = add i16 1, [[DOTCAST]]56; VEC-NEXT: br label [[VECTOR_BODY:%.*]]57; VEC: vector.body:58; VEC-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]59; VEC-NEXT: [[VEC_IND:%.*]] = phi <4 x i16> [ <i16 1, i16 2, i16 3, i16 4>, [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]60; VEC-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 061; VEC-NEXT: [[TMP16:%.*]] = add i64 [[INDEX]], 162; VEC-NEXT: [[TMP17:%.*]] = add i64 [[INDEX]], 263; VEC-NEXT: [[TMP18:%.*]] = add i64 [[INDEX]], 364; VEC-NEXT: [[TMP19:%.*]] = shl i64 [[TMP15]], 165; VEC-NEXT: [[TMP20:%.*]] = shl i64 [[TMP16]], 166; VEC-NEXT: [[TMP21:%.*]] = shl i64 [[TMP17]], 167; VEC-NEXT: [[TMP22:%.*]] = shl i64 [[TMP18]], 168; VEC-NEXT: [[TMP23:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP19]]69; VEC-NEXT: [[TMP24:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP20]]70; VEC-NEXT: [[TMP25:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP21]]71; VEC-NEXT: [[TMP26:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP22]]72; VEC-NEXT: store i64 0, ptr [[TMP23]], align 873; VEC-NEXT: store i64 0, ptr [[TMP24]], align 874; VEC-NEXT: store i64 0, ptr [[TMP25]], align 875; VEC-NEXT: store i64 0, ptr [[TMP26]], align 876; VEC-NEXT: [[TMP27:%.*]] = add <4 x i16> [[VEC_IND]], splat (i16 1)77; VEC-NEXT: [[TMP28:%.*]] = zext <4 x i16> [[TMP27]] to <4 x i64>78; VEC-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 479; VEC-NEXT: [[VEC_IND_NEXT]] = add <4 x i16> [[VEC_IND]], splat (i16 4)80; VEC-NEXT: [[TMP30:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]81; VEC-NEXT: br i1 [[TMP30]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]82; VEC: middle.block:83; VEC-NEXT: [[VECTOR_RECUR_EXTRACT:%.*]] = extractelement <4 x i64> [[TMP28]], i32 384; VEC-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP4]], [[N_VEC]]85; VEC-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]86; VEC: scalar.ph:87; VEC-NEXT: [[SCALAR_RECUR_INIT:%.*]] = phi i64 [ [[VECTOR_RECUR_EXTRACT]], [[MIDDLE_BLOCK]] ], [ 1, [[ENTRY:%.*]] ], [ 1, [[VECTOR_SCEVCHECK]] ]88; VEC-NEXT: [[BC_RESUME_VAL:%.*]] = phi i16 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 1, [[ENTRY]] ], [ 1, [[VECTOR_SCEVCHECK]] ]89; VEC-NEXT: [[BC_RESUME_VAL3:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ], [ 0, [[VECTOR_SCEVCHECK]] ]90; VEC-NEXT: br label [[FOR_BODY:%.*]]91; VEC: for.body:92; VEC-NEXT: [[SCALAR_RECUR:%.*]] = phi i64 [ [[SCALAR_RECUR_INIT]], [[SCALAR_PH]] ], [ [[IDX:%.*]], [[FOR_BODY]] ]93; VEC-NEXT: [[INC_MERGE:%.*]] = phi i16 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ]94; VEC-NEXT: [[IDX_MERGE:%.*]] = phi i64 [ [[BC_RESUME_VAL3]], [[SCALAR_PH]] ], [ [[SCALAR_RECUR]], [[FOR_BODY]] ]95; VEC-NEXT: [[ADD:%.*]] = shl i64 [[IDX_MERGE]], 196; VEC-NEXT: [[ARRAYIDX:%.*]] = getelementptr i64, ptr [[P]], i64 [[ADD]]97; VEC-NEXT: store i64 0, ptr [[ARRAYIDX]], align 898; VEC-NEXT: [[INC]] = add i16 [[INC_MERGE]], 199; VEC-NEXT: [[IDX]] = zext i16 [[INC]] to i64100; VEC-NEXT: [[GEP:%.*]] = getelementptr i64, ptr [[P]], i64 [[IDX]]101; VEC-NEXT: [[CMP:%.*]] = icmp ugt ptr [[GEP]], @h102; VEC-NEXT: br i1 [[CMP]], label [[EXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]103; VEC: exit:104; VEC-NEXT: ret void105;106entry:107 br label %for.body108 109for.body:110 %idx.ext.merge = phi i64 [ 1, %entry ], [ %idx, %for.body ]111 %inc.merge = phi i16 [ 1, %entry ], [ %inc, %for.body ]112 %idx.merge = phi i64 [ 0, %entry ], [ %idx.ext.merge, %for.body ]113 %add = shl i64 %idx.merge, 1114 %arrayidx = getelementptr i64, ptr %p, i64 %add115 store i64 0, ptr %arrayidx116 %inc = add i16 %inc.merge, 1117 %idx = zext i16 %inc to i64118 %gep = getelementptr i64, ptr %p, i64 %idx119 %cmp = icmp ugt ptr %gep, @h120 br i1 %cmp, label %exit, label %for.body121 122exit:123 ret void124}125;.126; VEC: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]}127; VEC: [[META1]] = !{!"llvm.loop.isvectorized", i32 1}128; VEC: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"}129; VEC: [[LOOP3]] = distinct !{[[LOOP3]], [[META1]]}130;.131