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[LoopVectorize] precommit pr50686.ll for D104148
This commit is contained in:
Mindong Chen
Peilin Guo
parent
a66f237758
commit
65590a4d7a
132
test/Transforms/LoopVectorize/pr50686.ll
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132
test/Transforms/LoopVectorize/pr50686.ll
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S < %s | FileCheck %s
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@k = common dso_local local_unnamed_addr global i32 0, align 4
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define void @m(i32* nocapture %p, i32* nocapture %p2, i32 %q) {
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; CHECK-LABEL: @m(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[P1:%.*]] = bitcast i32* [[P:%.*]] to i8*
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; CHECK-NEXT: [[I:%.*]] = load i32, i32* @k, align 4
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; CHECK-NEXT: [[CMP32:%.*]] = icmp slt i32 [[I]], [[Q:%.*]]
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; CHECK-NEXT: br i1 [[CMP32]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND2_PREHEADER:%.*]]
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; CHECK: for.body.preheader:
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; CHECK-NEXT: br label [[FOR_BODY:%.*]]
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; CHECK: for.cond2.preheader.loopexit:
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; CHECK-NEXT: br label [[FOR_COND2_PREHEADER]]
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; CHECK: for.cond2.preheader:
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; CHECK-NEXT: [[ARRAYIDX9_1:%.*]] = getelementptr inbounds i32, i32* [[P2:%.*]], i64 1
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; CHECK-NEXT: [[ARRAYIDX9_2:%.*]] = getelementptr inbounds i32, i32* [[P2]], i64 2
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; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
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; CHECK: vector.memcheck:
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; CHECK-NEXT: [[SCEVGEP:%.*]] = getelementptr i32, i32* [[P]], i64 63
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; CHECK-NEXT: [[SCEVGEP2:%.*]] = bitcast i32* [[SCEVGEP]] to i8*
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; CHECK-NEXT: [[SCEVGEP3:%.*]] = getelementptr i32, i32* [[P2]], i64 2
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; CHECK-NEXT: [[SCEVGEP34:%.*]] = bitcast i32* [[SCEVGEP3]] to i8*
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; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, i8* [[SCEVGEP34]], i64 1
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; CHECK-NEXT: [[BC:%.*]] = bitcast i32* [[ARRAYIDX9_2]] to i8*
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; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult i8* [[P1]], [[UGLYGEP]]
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; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult i8* [[BC]], [[SCEVGEP2]]
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; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
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; CHECK-NEXT: [[MEMCHECK_CONFLICT:%.*]] = and i1 [[FOUND_CONFLICT]], true
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; CHECK-NEXT: br i1 [[MEMCHECK_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
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; CHECK: vector.ph:
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; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
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; CHECK: vector.body:
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; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[P2]], align 4, !alias.scope !0
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; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[TMP1]], i32 0
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; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer
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; CHECK-NEXT: [[TMP2:%.*]] = sub nsw <4 x i32> zeroinitializer, [[BROADCAST_SPLAT]]
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; CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* [[ARRAYIDX9_1]], align 4, !alias.scope !0
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; CHECK-NEXT: [[BROADCAST_SPLATINSERT5:%.*]] = insertelement <4 x i32> poison, i32 [[TMP3]], i32 0
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; CHECK-NEXT: [[BROADCAST_SPLAT6:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT5]], <4 x i32> poison, <4 x i32> zeroinitializer
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; CHECK-NEXT: [[TMP4:%.*]] = sub nsw <4 x i32> [[TMP2]], [[BROADCAST_SPLAT6]]
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; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* [[ARRAYIDX9_2]], align 4, !alias.scope !0
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; CHECK-NEXT: [[BROADCAST_SPLATINSERT7:%.*]] = insertelement <4 x i32> poison, i32 [[TMP5]], i32 0
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; CHECK-NEXT: [[BROADCAST_SPLAT8:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT7]], <4 x i32> poison, <4 x i32> zeroinitializer
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; CHECK-NEXT: [[TMP6:%.*]] = sub nsw <4 x i32> [[TMP4]], [[BROADCAST_SPLAT8]]
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; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[TMP0]]
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; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, i32* [[TMP7]], i32 0
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; CHECK-NEXT: [[TMP9:%.*]] = bitcast i32* [[TMP8]] to <4 x i32>*
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; CHECK-NEXT: store <4 x i32> [[TMP6]], <4 x i32>* [[TMP9]], align 4, !alias.scope !3, !noalias !0
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; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
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; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], 60
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; CHECK-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
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; CHECK: middle.block:
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; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 63, 60
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; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_END17:%.*]], label [[SCALAR_PH]]
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; CHECK: scalar.ph:
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; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 60, [[MIDDLE_BLOCK]] ], [ 0, [[FOR_COND2_PREHEADER]] ], [ 0, [[VECTOR_MEMCHECK]] ]
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; CHECK-NEXT: br label [[FOR_COND5_PREHEADER:%.*]]
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; CHECK: for.body:
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; CHECK-NEXT: [[I1:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[I]], [[FOR_BODY_PREHEADER]] ]
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; CHECK-NEXT: [[IDXPROM:%.*]] = sext i32 [[I1]] to i64
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; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[P2]], i64 [[IDXPROM]]
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; CHECK-NEXT: store i32 2, i32* [[ARRAYIDX]], align 4
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; CHECK-NEXT: [[I2:%.*]] = load i32, i32* @k, align 4
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; CHECK-NEXT: [[INC]] = add nsw i32 [[I2]], 1
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; CHECK-NEXT: store i32 [[INC]], i32* @k, align 4
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; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[INC]], [[Q]]
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; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND2_PREHEADER_LOOPEXIT:%.*]]
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; CHECK: for.cond5.preheader:
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; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_COND5_PREHEADER]] ]
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; CHECK-NEXT: [[I3:%.*]] = load i32, i32* [[P2]], align 4
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; CHECK-NEXT: [[SUB:%.*]] = sub nsw i32 0, [[I3]]
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; CHECK-NEXT: [[I4:%.*]] = load i32, i32* [[ARRAYIDX9_1]], align 4
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; CHECK-NEXT: [[SUB_1:%.*]] = sub nsw i32 [[SUB]], [[I4]]
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; CHECK-NEXT: [[I5:%.*]] = load i32, i32* [[ARRAYIDX9_2]], align 4
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; CHECK-NEXT: [[SUB_2:%.*]] = sub nsw i32 [[SUB_1]], [[I5]]
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; CHECK-NEXT: [[ARRAYIDX14:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 [[INDVARS_IV]]
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; CHECK-NEXT: store i32 [[SUB_2]], i32* [[ARRAYIDX14]], align 4
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; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
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; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 63
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; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_END17]], label [[FOR_COND5_PREHEADER]], !llvm.loop [[LOOP7:![0-9]+]]
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; CHECK: for.end17:
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; CHECK-NEXT: ret void
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;
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entry:
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%i = load i32, i32* @k, align 4
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%cmp32 = icmp slt i32 %i, %q
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br i1 %cmp32, label %for.body.preheader, label %for.cond2.preheader
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for.body.preheader: ; preds = %entry
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br label %for.body
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for.cond2.preheader.loopexit: ; preds = %for.body
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br label %for.cond2.preheader
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for.cond2.preheader: ; preds = %for.cond2.preheader.loopexit, %entry
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%arrayidx9.1 = getelementptr inbounds i32, i32* %p2, i64 1
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%arrayidx9.2 = getelementptr inbounds i32, i32* %p2, i64 2
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br label %for.cond5.preheader
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for.body: ; preds = %for.body, %for.body.preheader
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%i1 = phi i32 [ %inc, %for.body ], [ %i, %for.body.preheader ]
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%idxprom = sext i32 %i1 to i64
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%arrayidx = getelementptr inbounds i32, i32* %p2, i64 %idxprom
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store i32 2, i32* %arrayidx, align 4
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%i2 = load i32, i32* @k, align 4
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%inc = add nsw i32 %i2, 1
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store i32 %inc, i32* @k, align 4
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%cmp = icmp slt i32 %inc, %q
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br i1 %cmp, label %for.body, label %for.cond2.preheader.loopexit
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for.cond5.preheader: ; preds = %for.cond5.preheader, %for.cond2.preheader
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%indvars.iv = phi i64 [ 0, %for.cond2.preheader ], [ %indvars.iv.next, %for.cond5.preheader ]
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%i3 = load i32, i32* %p2, align 4
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%sub = sub nsw i32 0, %i3
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%i4 = load i32, i32* %arrayidx9.1, align 4
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%sub.1 = sub nsw i32 %sub, %i4
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%i5 = load i32, i32* %arrayidx9.2, align 4
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%sub.2 = sub nsw i32 %sub.1, %i5
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%arrayidx14 = getelementptr inbounds i32, i32* %p, i64 %indvars.iv
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store i32 %sub.2, i32* %arrayidx14, align 4
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp eq i64 %indvars.iv.next, 63
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br i1 %exitcond, label %for.end17, label %for.cond5.preheader
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for.end17: ; preds = %for.cond5.preheader
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ret void
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}
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