1 files changed, 467 insertions, 0 deletions
diff --git a/test/Analysis/DependenceAnalysis/Propagating.ll b/test/Analysis/DependenceAnalysis/Propagating.ll
new file mode 100644
index 0000000..076348c
--- /dev/null
+++ b/test/Analysis/DependenceAnalysis/Propagating.ll
@@ -0,0 +1,467 @@
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
+
+; ModuleID = 'Propagating.bc'
+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-macosx10.6.0"
+
+
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[i + 1][i + j] = i;
+;;      *B++ = A[i][i + j];
+
+define void @prop0([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc9, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc9 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc10, %for.inc9 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %add = add nsw i64 %i.03, %j.02
+  %add4 = add nsw i64 %i.03, 1
+  %arrayidx5 = getelementptr inbounds [100 x i32]* %A, i64 %add4, i64 %add
+  store i32 %conv, i32* %arrayidx5, align 4
+  %add6 = add nsw i64 %i.03, %j.02
+  %arrayidx8 = getelementptr inbounds [100 x i32]* %A, i64 %i.03, i64 %add6
+  %0 = load i32* %arrayidx8, align 4
+; CHECK: da analyze - consistent flow [1 -1]!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc9
+
+for.inc9:                                         ; preds = %for.body3
+  %inc10 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc10, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end11
+
+for.end11:                                        ; preds = %for.inc9
+  ret void
+}
+
+
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      for (long int k = 0; k < 100; k++)
+;;        A[j - i][i + 1][j + k] = ...
+;;        ... = A[j - i][i][j + k];
+
+define void @prop1([100 x [100 x i32]]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc18, %entry
+  %B.addr.06 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc18 ]
+  %i.05 = phi i64 [ 0, %entry ], [ %inc19, %for.inc18 ]
+  br label %for.cond4.preheader
+
+for.cond4.preheader:                              ; preds = %for.inc15, %for.cond1.preheader
+  %B.addr.14 = phi i32* [ %B.addr.06, %for.cond1.preheader ], [ %incdec.ptr, %for.inc15 ]
+  %j.03 = phi i64 [ 0, %for.cond1.preheader ], [ %inc16, %for.inc15 ]
+  br label %for.body6
+
+for.body6:                                        ; preds = %for.body6, %for.cond4.preheader
+  %k.02 = phi i64 [ 0, %for.cond4.preheader ], [ %inc, %for.body6 ]
+  %B.addr.21 = phi i32* [ %B.addr.14, %for.cond4.preheader ], [ %incdec.ptr, %for.body6 ]
+  %conv = trunc i64 %i.05 to i32
+  %add = add nsw i64 %j.03, %k.02
+  %add7 = add nsw i64 %i.05, 1
+  %sub = sub nsw i64 %j.03, %i.05
+  %arrayidx9 = getelementptr inbounds [100 x [100 x i32]]* %A, i64 %sub, i64 %add7, i64 %add
+  store i32 %conv, i32* %arrayidx9, align 4
+  %add10 = add nsw i64 %j.03, %k.02
+  %sub11 = sub nsw i64 %j.03, %i.05
+  %arrayidx14 = getelementptr inbounds [100 x [100 x i32]]* %A, i64 %sub11, i64 %i.05, i64 %add10
+  %0 = load i32* %arrayidx14, align 4
+; CHECK: da analyze - consistent flow [1 1 -1]!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.21, i64 1
+  store i32 %0, i32* %B.addr.21, align 4
+  %inc = add nsw i64 %k.02, 1
+  %cmp5 = icmp slt i64 %inc, 100
+  br i1 %cmp5, label %for.body6, label %for.inc15
+
+for.inc15:                                        ; preds = %for.body6
+  %inc16 = add nsw i64 %j.03, 1
+  %cmp2 = icmp slt i64 %inc16, 100
+  br i1 %cmp2, label %for.cond4.preheader, label %for.inc18
+
+for.inc18:                                        ; preds = %for.inc15
+  %inc19 = add nsw i64 %i.05, 1
+  %cmp = icmp slt i64 %inc19, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end20
+
+for.end20:                                        ; preds = %for.inc18
+  ret void
+}
+
+
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[i - 1][2*i] = ...
+;;      ... = A[i][i + j + 110];
+
+define void @prop2([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc8, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc8 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc9, %for.inc8 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %mul = shl nsw i64 %i.03, 1
+  %sub = add nsw i64 %i.03, -1
+  %arrayidx4 = getelementptr inbounds [100 x i32]* %A, i64 %sub, i64 %mul
+  store i32 %conv, i32* %arrayidx4, align 4
+  %add = add nsw i64 %i.03, %j.02
+  %add5 = add nsw i64 %add, 110
+  %arrayidx7 = getelementptr inbounds [100 x i32]* %A, i64 %i.03, i64 %add5
+  %0 = load i32* %arrayidx7, align 4
+; CHECK: da analyze - none!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc8
+
+for.inc8:                                         ; preds = %for.body3
+  %inc9 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc9, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end10
+
+for.end10:                                        ; preds = %for.inc8
+  ret void
+}
+
+
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[i][2*j + i] = ...
+;;      ... = A[i][2*j - i + 5];
+
+define void @prop3([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc9, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc9 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc10, %for.inc9 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %mul = shl nsw i64 %j.02, 1
+  %add = add nsw i64 %mul, %i.03
+  %arrayidx4 = getelementptr inbounds [100 x i32]* %A, i64 %i.03, i64 %add
+  store i32 %conv, i32* %arrayidx4, align 4
+  %mul5 = shl nsw i64 %j.02, 1
+  %sub = sub nsw i64 %mul5, %i.03
+  %add6 = add nsw i64 %sub, 5
+  %arrayidx8 = getelementptr inbounds [100 x i32]* %A, i64 %i.03, i64 %add6
+  %0 = load i32* %arrayidx8, align 4
+; CHECK: da analyze - none!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc9
+
+for.inc9:                                         ; preds = %for.body3
+  %inc10 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc10, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end11
+
+for.end11:                                        ; preds = %for.inc9
+  ret void
+}
+
+
+;; propagate Distance
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[i + 2][2*i + j + 1] = ...
+;;      ... = A[i][2*i + j];
+
+define void @prop4([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc11, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc11 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc12, %for.inc11 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %mul = shl nsw i64 %i.03, 1
+  %add = add nsw i64 %mul, %j.02
+  %add4 = add nsw i64 %add, 1
+  %add5 = add nsw i64 %i.03, 2
+  %arrayidx6 = getelementptr inbounds [100 x i32]* %A, i64 %add5, i64 %add4
+  store i32 %conv, i32* %arrayidx6, align 4
+  %mul7 = shl nsw i64 %i.03, 1
+  %add8 = add nsw i64 %mul7, %j.02
+  %arrayidx10 = getelementptr inbounds [100 x i32]* %A, i64 %i.03, i64 %add8
+  %0 = load i32* %arrayidx10, align 4
+; CHECK: da analyze - consistent flow [2 -3]!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc11
+
+for.inc11:                                        ; preds = %for.body3
+  %inc12 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc12, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end13
+
+for.end13:                                        ; preds = %for.inc11
+  ret void
+}
+
+
+;; propagate Point
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[3*i - 18][22 - i][2*i + j] = ...
+;;      ... = A[i][i][3*i + j];
+
+define void @prop5([100 x [100 x i32]]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc13, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc13 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc14, %for.inc13 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %mul = shl nsw i64 %i.03, 1
+  %add = add nsw i64 %mul, %j.02
+  %sub = sub nsw i64 22, %i.03
+  %mul4 = mul nsw i64 %i.03, 3
+  %sub5 = add nsw i64 %mul4, -18
+  %arrayidx7 = getelementptr inbounds [100 x [100 x i32]]* %A, i64 %sub5, i64 %sub, i64 %add
+  store i32 %conv, i32* %arrayidx7, align 4
+  %mul8 = mul nsw i64 %i.03, 3
+  %add9 = add nsw i64 %mul8, %j.02
+  %arrayidx12 = getelementptr inbounds [100 x [100 x i32]]* %A, i64 %i.03, i64 %i.03, i64 %add9
+  %0 = load i32* %arrayidx12, align 4
+; CHECK: da analyze - flow [< -16] splitable!
+; CHECK: da analyze - split level = 1, iteration = 11!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc13
+
+for.inc13:                                        ; preds = %for.body3
+  %inc14 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc14, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end15
+
+for.end15:                                        ; preds = %for.inc13
+  ret void
+}
+
+
+;; propagate Line
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[i + 1][4*i + j + 2] = ...
+;;      ... = A[2*i][8*i + j];
+
+define void @prop6([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc12, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc12 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc13, %for.inc12 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %mul = shl nsw i64 %i.03, 2
+  %add = add nsw i64 %mul, %j.02
+  %add4 = add nsw i64 %add, 2
+  %add5 = add nsw i64 %i.03, 1
+  %arrayidx6 = getelementptr inbounds [100 x i32]* %A, i64 %add5, i64 %add4
+  store i32 %conv, i32* %arrayidx6, align 4
+  %mul7 = shl nsw i64 %i.03, 3
+  %add8 = add nsw i64 %mul7, %j.02
+  %mul9 = shl nsw i64 %i.03, 1
+  %arrayidx11 = getelementptr inbounds [100 x i32]* %A, i64 %mul9, i64 %add8
+  %0 = load i32* %arrayidx11, align 4
+; CHECK: da analyze - flow [=> -2]!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc12
+
+for.inc12:                                        ; preds = %for.body3
+  %inc13 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc13, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end14
+
+for.end14:                                        ; preds = %for.inc12
+  ret void
+}
+
+
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[2*i + 4][-5*i + j + 2] = ...
+;;      ... = A[-2*i + 20][5*i + j];
+
+define void @prop7([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc14, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc14 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc15, %for.inc14 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %mul = mul nsw i64 %i.03, -5
+  %add = add nsw i64 %mul, %j.02
+  %add4 = add nsw i64 %add, 2
+  %mul5 = shl nsw i64 %i.03, 1
+  %add6 = add nsw i64 %mul5, 4
+  %arrayidx7 = getelementptr inbounds [100 x i32]* %A, i64 %add6, i64 %add4
+  store i32 %conv, i32* %arrayidx7, align 4
+  %mul8 = mul nsw i64 %i.03, 5
+  %add9 = add nsw i64 %mul8, %j.02
+  %mul10 = mul nsw i64 %i.03, -2
+  %add11 = add nsw i64 %mul10, 20
+  %arrayidx13 = getelementptr inbounds [100 x i32]* %A, i64 %add11, i64 %add9
+  %0 = load i32* %arrayidx13, align 4
+; CHECK: da analyze - flow [* -38] splitable!
+; CHECK: da analyze - split level = 1, iteration = 4!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc14
+
+for.inc14:                                        ; preds = %for.body3
+  %inc15 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc15, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end16
+
+for.end16:                                        ; preds = %for.inc14
+  ret void
+}
+
+
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[4][j + 2] = ...
+;;      ... = A[-2*i + 4][5*i + j];
+
+define void @prop8([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc10, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc10 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc11, %for.inc10 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %add = add nsw i64 %j.02, 2
+  %arrayidx4 = getelementptr inbounds [100 x i32]* %A, i64 4, i64 %add
+  store i32 %conv, i32* %arrayidx4, align 4
+  %mul = mul nsw i64 %i.03, 5
+  %add5 = add nsw i64 %mul, %j.02
+  %mul6 = mul nsw i64 %i.03, -2
+  %add7 = add nsw i64 %mul6, 4
+  %arrayidx9 = getelementptr inbounds [100 x i32]* %A, i64 %add7, i64 %add5
+  %0 = load i32* %arrayidx9, align 4
+; CHECK: da analyze - flow [p<= 2]!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc10
+
+for.inc10:                                        ; preds = %for.body3
+  %inc11 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc11, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end12
+
+for.end12:                                        ; preds = %for.inc10
+  ret void
+}
+
+
+;;  for (long int i = 0; i < 100; i++)
+;;    for (long int j = 0; j < 100; j++)
+;;      A[2*i + 4][5*i + j + 2] = ...
+;;      ... = A[4][j];
+
+define void @prop9([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
+entry:
+  br label %for.cond1.preheader
+
+for.cond1.preheader:                              ; preds = %for.inc10, %entry
+  %B.addr.04 = phi i32* [ %B, %entry ], [ %incdec.ptr, %for.inc10 ]
+  %i.03 = phi i64 [ 0, %entry ], [ %inc11, %for.inc10 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body3, %for.cond1.preheader
+  %j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
+  %B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
+  %conv = trunc i64 %i.03 to i32
+  %mul = mul nsw i64 %i.03, 5
+  %add = add nsw i64 %mul, %j.02
+  %add4 = add nsw i64 %add, 2
+  %mul5 = shl nsw i64 %i.03, 1
+  %add6 = add nsw i64 %mul5, 4
+  %arrayidx7 = getelementptr inbounds [100 x i32]* %A, i64 %add6, i64 %add4
+  store i32 %conv, i32* %arrayidx7, align 4
+  %arrayidx9 = getelementptr inbounds [100 x i32]* %A, i64 4, i64 %j.02
+  %0 = load i32* %arrayidx9, align 4
+; CHECK: da analyze - flow [p<= 2]!
+  %incdec.ptr = getelementptr inbounds i32* %B.addr.11, i64 1
+  store i32 %0, i32* %B.addr.11, align 4
+  %inc = add nsw i64 %j.02, 1
+  %cmp2 = icmp slt i64 %inc, 100
+  br i1 %cmp2, label %for.body3, label %for.inc10
+
+for.inc10:                                        ; preds = %for.body3
+  %inc11 = add nsw i64 %i.03, 1
+  %cmp = icmp slt i64 %inc11, 100
+  br i1 %cmp, label %for.cond1.preheader, label %for.end12
+
+for.end12:                                        ; preds = %for.inc10
+  ret void
+}