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Separability.ll
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; RUN: opt < %s -disable-output "-passes=print<da>" -aa-pipeline=basic-aa 2>&1 \
; RUN: | FileCheck %s
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 < 50; i++)
;; for (long int j = 0; j < 50; j++)
;; for (long int k = 0; k < 50; k++)
;; for (long int l = 0; l < 50; l++) {
;; A[n][i][j + k] = i;
;; *B++ = A[10][i + 10][2*j - l];
define void @sep0([100 x [100 x i32]]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: da analyze - output [0 * * S]!
; CHECK: da analyze - flow [* * * *|<]!
; CHECK: da analyze - confused!
; CHECK: da analyze - input [* * S *]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc22
%B.addr.08 = phi i32* [ %B, %entry ], [ %scevgep11, %for.inc22 ]
%i.07 = phi i64 [ 0, %entry ], [ %inc23, %for.inc22 ]
br label %for.cond4.preheader
for.cond4.preheader: ; preds = %for.cond1.preheader, %for.inc19
%B.addr.16 = phi i32* [ %B.addr.08, %for.cond1.preheader ], [ %scevgep9, %for.inc19 ]
%j.05 = phi i64 [ 0, %for.cond1.preheader ], [ %inc20, %for.inc19 ]
br label %for.cond7.preheader
for.cond7.preheader: ; preds = %for.cond4.preheader, %for.inc16
%B.addr.24 = phi i32* [ %B.addr.16, %for.cond4.preheader ], [ %scevgep, %for.inc16 ]
%k.03 = phi i64 [ 0, %for.cond4.preheader ], [ %inc17, %for.inc16 ]
br label %for.body9
for.body9: ; preds = %for.cond7.preheader, %for.body9
%l.02 = phi i64 [ 0, %for.cond7.preheader ], [ %inc, %for.body9 ]
%B.addr.31 = phi i32* [ %B.addr.24, %for.cond7.preheader ], [ %incdec.ptr, %for.body9 ]
%conv = trunc i64 %i.07 to i32
%add = add nsw i64 %j.05, %k.03
%idxprom = sext i32 %n to i64
%arrayidx11 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* %A, i64 %idxprom, i64 %i.07, i64 %add
store i32 %conv, i32* %arrayidx11, align 4
%mul = shl nsw i64 %j.05, 1
%sub = sub nsw i64 %mul, %l.02
%add12 = add nsw i64 %i.07, 10
%arrayidx15 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* %A, i64 10, i64 %add12, i64 %sub
%0 = load i32, i32* %arrayidx15, align 4
%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.31, i64 1
store i32 %0, i32* %B.addr.31, align 4
%inc = add nsw i64 %l.02, 1
%exitcond = icmp ne i64 %inc, 50
br i1 %exitcond, label %for.body9, label %for.inc16
for.inc16: ; preds = %for.body9
%scevgep = getelementptr i32, i32* %B.addr.24, i64 50
%inc17 = add nsw i64 %k.03, 1
%exitcond10 = icmp ne i64 %inc17, 50
br i1 %exitcond10, label %for.cond7.preheader, label %for.inc19
for.inc19: ; preds = %for.inc16
%scevgep9 = getelementptr i32, i32* %B.addr.16, i64 2500
%inc20 = add nsw i64 %j.05, 1
%exitcond12 = icmp ne i64 %inc20, 50
br i1 %exitcond12, label %for.cond4.preheader, label %for.inc22
for.inc22: ; preds = %for.inc19
%scevgep11 = getelementptr i32, i32* %B.addr.08, i64 125000
%inc23 = add nsw i64 %i.07, 1
%exitcond13 = icmp ne i64 %inc23, 50
br i1 %exitcond13, label %for.cond1.preheader, label %for.end24
for.end24: ; preds = %for.inc22
ret void
}
;; for (long int i = 0; i < 50; i++)
;; for (long int j = 0; j < 50; j++)
;; for (long int k = 0; k < 50; k++)
;; for (long int l = 0; l < 50; l++) {
;; A[i][i][j + k] = i;
;; *B++ = A[10][i + 10][2*j - l];
define void @sep1([100 x [100 x i32]]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: da analyze - output [0 * * S]!
; CHECK: da analyze - flow [* * * *|<]!
; CHECK: da analyze - confused!
; CHECK: da analyze - input [* * S *]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc22
%B.addr.08 = phi i32* [ %B, %entry ], [ %scevgep11, %for.inc22 ]
%i.07 = phi i64 [ 0, %entry ], [ %inc23, %for.inc22 ]
br label %for.cond4.preheader
for.cond4.preheader: ; preds = %for.cond1.preheader, %for.inc19
%B.addr.16 = phi i32* [ %B.addr.08, %for.cond1.preheader ], [ %scevgep9, %for.inc19 ]
%j.05 = phi i64 [ 0, %for.cond1.preheader ], [ %inc20, %for.inc19 ]
br label %for.cond7.preheader
for.cond7.preheader: ; preds = %for.cond4.preheader, %for.inc16
%B.addr.24 = phi i32* [ %B.addr.16, %for.cond4.preheader ], [ %scevgep, %for.inc16 ]
%k.03 = phi i64 [ 0, %for.cond4.preheader ], [ %inc17, %for.inc16 ]
br label %for.body9
for.body9: ; preds = %for.cond7.preheader, %for.body9
%l.02 = phi i64 [ 0, %for.cond7.preheader ], [ %inc, %for.body9 ]
%B.addr.31 = phi i32* [ %B.addr.24, %for.cond7.preheader ], [ %incdec.ptr, %for.body9 ]
%conv = trunc i64 %i.07 to i32
%add = add nsw i64 %j.05, %k.03
%arrayidx11 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* %A, i64 %i.07, i64 %i.07, i64 %add
store i32 %conv, i32* %arrayidx11, align 4
%mul = shl nsw i64 %j.05, 1
%sub = sub nsw i64 %mul, %l.02
%add12 = add nsw i64 %i.07, 10
%arrayidx15 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* %A, i64 10, i64 %add12, i64 %sub
%0 = load i32, i32* %arrayidx15, align 4
%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.31, i64 1
store i32 %0, i32* %B.addr.31, align 4
%inc = add nsw i64 %l.02, 1
%exitcond = icmp ne i64 %inc, 50
br i1 %exitcond, label %for.body9, label %for.inc16
for.inc16: ; preds = %for.body9
%scevgep = getelementptr i32, i32* %B.addr.24, i64 50
%inc17 = add nsw i64 %k.03, 1
%exitcond10 = icmp ne i64 %inc17, 50
br i1 %exitcond10, label %for.cond7.preheader, label %for.inc19
for.inc19: ; preds = %for.inc16
%scevgep9 = getelementptr i32, i32* %B.addr.16, i64 2500
%inc20 = add nsw i64 %j.05, 1
%exitcond12 = icmp ne i64 %inc20, 50
br i1 %exitcond12, label %for.cond4.preheader, label %for.inc22
for.inc22: ; preds = %for.inc19
%scevgep11 = getelementptr i32, i32* %B.addr.08, i64 125000
%inc23 = add nsw i64 %i.07, 1
%exitcond13 = icmp ne i64 %inc23, 50
br i1 %exitcond13, label %for.cond1.preheader, label %for.end24
for.end24: ; preds = %for.inc22
ret void
}
;; for (long int i = 0; i < 50; i++)
;; for (long int j = 0; j < 50; j++)
;; for (long int k = 0; k < 50; k++)
;; for (long int l = 0; l < 50; l++) {
;; A[i][i][i + k][l] = i;
;; *B++ = A[10][i + 10][j + k][l + 10];
define void @sep2([100 x [100 x [100 x i32]]]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: da analyze - consistent output [0 S 0 0]!
; CHECK: da analyze - flow [> * * -10]!
; CHECK: da analyze - confused!
; CHECK: da analyze - input [0 * * 0]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc26
%B.addr.08 = phi i32* [ %B, %entry ], [ %scevgep11, %for.inc26 ]
%i.07 = phi i64 [ 0, %entry ], [ %inc27, %for.inc26 ]
br label %for.cond4.preheader
for.cond4.preheader: ; preds = %for.cond1.preheader, %for.inc23
%B.addr.16 = phi i32* [ %B.addr.08, %for.cond1.preheader ], [ %scevgep9, %for.inc23 ]
%j.05 = phi i64 [ 0, %for.cond1.preheader ], [ %inc24, %for.inc23 ]
br label %for.cond7.preheader
for.cond7.preheader: ; preds = %for.cond4.preheader, %for.inc20
%B.addr.24 = phi i32* [ %B.addr.16, %for.cond4.preheader ], [ %scevgep, %for.inc20 ]
%k.03 = phi i64 [ 0, %for.cond4.preheader ], [ %inc21, %for.inc20 ]
br label %for.body9
for.body9: ; preds = %for.cond7.preheader, %for.body9
%l.02 = phi i64 [ 0, %for.cond7.preheader ], [ %inc, %for.body9 ]
%B.addr.31 = phi i32* [ %B.addr.24, %for.cond7.preheader ], [ %incdec.ptr, %for.body9 ]
%conv = trunc i64 %i.07 to i32
%add = add nsw i64 %i.07, %k.03
%arrayidx12 = getelementptr inbounds [100 x [100 x [100 x i32]]], [100 x [100 x [100 x i32]]]* %A, i64 %i.07, i64 %i.07, i64 %add, i64 %l.02
store i32 %conv, i32* %arrayidx12, align 4
%add13 = add nsw i64 %l.02, 10
%add14 = add nsw i64 %j.05, %k.03
%add15 = add nsw i64 %i.07, 10
%arrayidx19 = getelementptr inbounds [100 x [100 x [100 x i32]]], [100 x [100 x [100 x i32]]]* %A, i64 10, i64 %add15, i64 %add14, i64 %add13
%0 = load i32, i32* %arrayidx19, align 4
%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.31, i64 1
store i32 %0, i32* %B.addr.31, align 4
%inc = add nsw i64 %l.02, 1
%exitcond = icmp ne i64 %inc, 50
br i1 %exitcond, label %for.body9, label %for.inc20
for.inc20: ; preds = %for.body9
%scevgep = getelementptr i32, i32* %B.addr.24, i64 50
%inc21 = add nsw i64 %k.03, 1
%exitcond10 = icmp ne i64 %inc21, 50
br i1 %exitcond10, label %for.cond7.preheader, label %for.inc23
for.inc23: ; preds = %for.inc20
%scevgep9 = getelementptr i32, i32* %B.addr.16, i64 2500
%inc24 = add nsw i64 %j.05, 1
%exitcond12 = icmp ne i64 %inc24, 50
br i1 %exitcond12, label %for.cond4.preheader, label %for.inc26
for.inc26: ; preds = %for.inc23
%scevgep11 = getelementptr i32, i32* %B.addr.08, i64 125000
%inc27 = add nsw i64 %i.07, 1
%exitcond13 = icmp ne i64 %inc27, 50
br i1 %exitcond13, label %for.cond1.preheader, label %for.end28
for.end28: ; preds = %for.inc26
ret void
}
;; for (long int i = 0; i < 50; i++)
;; for (long int j = 0; j < 50; j++)
;; for (long int k = 0; k < 50; k++)
;; for (long int l = 0; l < 50; l++) {
;; A[i][i][i + k][l + k] = i;
;; *B++ = A[10][i + 10][j + k][l + 10];
define void @sep3([100 x [100 x [100 x i32]]]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: da analyze - consistent output [0 S 0 0]!
; CHECK: da analyze - flow [> * * *]!
; CHECK: da analyze - confused!
; CHECK: da analyze - input [0 * * 0]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc27
%B.addr.08 = phi i32* [ %B, %entry ], [ %scevgep11, %for.inc27 ]
%i.07 = phi i64 [ 0, %entry ], [ %inc28, %for.inc27 ]
br label %for.cond4.preheader
for.cond4.preheader: ; preds = %for.cond1.preheader, %for.inc24
%B.addr.16 = phi i32* [ %B.addr.08, %for.cond1.preheader ], [ %scevgep9, %for.inc24 ]
%j.05 = phi i64 [ 0, %for.cond1.preheader ], [ %inc25, %for.inc24 ]
br label %for.cond7.preheader
for.cond7.preheader: ; preds = %for.cond4.preheader, %for.inc21
%B.addr.24 = phi i32* [ %B.addr.16, %for.cond4.preheader ], [ %scevgep, %for.inc21 ]
%k.03 = phi i64 [ 0, %for.cond4.preheader ], [ %inc22, %for.inc21 ]
br label %for.body9
for.body9: ; preds = %for.cond7.preheader, %for.body9
%l.02 = phi i64 [ 0, %for.cond7.preheader ], [ %inc, %for.body9 ]
%B.addr.31 = phi i32* [ %B.addr.24, %for.cond7.preheader ], [ %incdec.ptr, %for.body9 ]
%conv = trunc i64 %i.07 to i32
%add = add nsw i64 %l.02, %k.03
%add10 = add nsw i64 %i.07, %k.03
%arrayidx13 = getelementptr inbounds [100 x [100 x [100 x i32]]], [100 x [100 x [100 x i32]]]* %A, i64 %i.07, i64 %i.07, i64 %add10, i64 %add
store i32 %conv, i32* %arrayidx13, align 4
%add14 = add nsw i64 %l.02, 10
%add15 = add nsw i64 %j.05, %k.03
%add16 = add nsw i64 %i.07, 10
%arrayidx20 = getelementptr inbounds [100 x [100 x [100 x i32]]], [100 x [100 x [100 x i32]]]* %A, i64 10, i64 %add16, i64 %add15, i64 %add14
%0 = load i32, i32* %arrayidx20, align 4
%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.31, i64 1
store i32 %0, i32* %B.addr.31, align 4
%inc = add nsw i64 %l.02, 1
%exitcond = icmp ne i64 %inc, 50
br i1 %exitcond, label %for.body9, label %for.inc21
for.inc21: ; preds = %for.body9
%scevgep = getelementptr i32, i32* %B.addr.24, i64 50
%inc22 = add nsw i64 %k.03, 1
%exitcond10 = icmp ne i64 %inc22, 50
br i1 %exitcond10, label %for.cond7.preheader, label %for.inc24
for.inc24: ; preds = %for.inc21
%scevgep9 = getelementptr i32, i32* %B.addr.16, i64 2500
%inc25 = add nsw i64 %j.05, 1
%exitcond12 = icmp ne i64 %inc25, 50
br i1 %exitcond12, label %for.cond4.preheader, label %for.inc27
for.inc27: ; preds = %for.inc24
%scevgep11 = getelementptr i32, i32* %B.addr.08, i64 125000
%inc28 = add nsw i64 %i.07, 1
%exitcond13 = icmp ne i64 %inc28, 50
br i1 %exitcond13, label %for.cond1.preheader, label %for.end29
for.end29: ; preds = %for.inc27
ret void
}