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llvm-mirror/test/Analysis/DependenceAnalysis/Banerjee.ll
Philip Pfaffe c5802c17b7 [DA][NewPM] Add a printerpass and port the testsuite 
The new-pm version of DA is untested. Testing requires a printer, so
add that and use it in the existing DA tests.

Differential Revision: https://reviews.llvm.org/D56386

llvm-svn: 350624
2019-01-08 14:06:58 +00:00

794 lines
29 KiB
LLVM
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; RUN: opt < %s -disable-output -da-delinearize=false "-passes=print<da>" \
; RUN: -aa-pipeline=basic-aa 2>&1 | FileCheck %s
; RUN: opt < %s -analyze -basicaa -da -da-delinearize=false | FileCheck %s
; RUN: opt < %s -disable-output "-passes=print<da>" -aa-pipeline=basic-aa 2>&1 \
; RUN: | FileCheck %s -check-prefix=DELIN
; RUN: opt < %s -analyze -basicaa -da | FileCheck %s -check-prefix=DELIN
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 = 1; i <= 10; i++)
;; for (long int j = 1; j <= 10; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j - 1];
define void @banerjee0(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee0':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [<= <>]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee0':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [<= <>]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc7
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc7 ]
%i.03 = phi i64 [ 1, %entry ], [ %inc8, %for.inc7 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 1, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 10
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 10
%add5 = add nsw i64 %mul4, %j.02
%sub = add nsw i64 %add5, -1
%arrayidx6 = getelementptr inbounds i64, i64* %A, i64 %sub
%0 = load i64, i64* %arrayidx6, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 11
br i1 %exitcond, label %for.body3, label %for.inc7
for.inc7: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 10
%inc8 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc8, 11
br i1 %exitcond5, label %for.cond1.preheader, label %for.end9
for.end9: ; preds = %for.inc7
ret void
}
;; for (long int i = 1; i <= n; i++)
;; for (long int j = 1; j <= m; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j - 1];
define void @banerjee1(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
%cmp4 = icmp sgt i64 %n, 0
br i1 %cmp4, label %for.cond1.preheader.preheader, label %for.end9
; CHECK: 'Dependence Analysis' for function 'banerjee1':
; CHECK: da analyze - output [* *]!
; CHECK: da analyze - flow [* <>]!
; CHECK: da analyze - confused!
; CHECK: da analyze - input [* *]!
; CHECK: da analyze - confused!
; CHECK: da analyze - output [* *]!
; DELIN: 'Dependence Analysis' for function 'banerjee1':
; DELIN: da analyze - output [* *]!
; DELIN: da analyze - flow [* <>]!
; DELIN: da analyze - confused!
; DELIN: da analyze - input [* *]!
; DELIN: da analyze - confused!
; DELIN: da analyze - output [* *]!
for.cond1.preheader.preheader: ; preds = %entry
%0 = add i64 %n, 1
br label %for.cond1.preheader
for.cond1.preheader: ; preds = %for.cond1.preheader.preheader, %for.inc7
%B.addr.06 = phi i64* [ %B.addr.1.lcssa, %for.inc7 ], [ %B, %for.cond1.preheader.preheader ]
%i.05 = phi i64 [ %inc8, %for.inc7 ], [ 1, %for.cond1.preheader.preheader ]
%1 = add i64 %m, 1
%cmp21 = icmp sgt i64 %m, 0
br i1 %cmp21, label %for.body3.preheader, label %for.inc7
for.body3.preheader: ; preds = %for.cond1.preheader
br label %for.body3
for.body3: ; preds = %for.body3.preheader, %for.body3
%j.03 = phi i64 [ %inc, %for.body3 ], [ 1, %for.body3.preheader ]
%B.addr.12 = phi i64* [ %incdec.ptr, %for.body3 ], [ %B.addr.06, %for.body3.preheader ]
%mul = mul nsw i64 %i.05, 10
%add = add nsw i64 %mul, %j.03
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.05, 10
%add5 = add nsw i64 %mul4, %j.03
%sub = add nsw i64 %add5, -1
%arrayidx6 = getelementptr inbounds i64, i64* %A, i64 %sub
%2 = load i64, i64* %arrayidx6, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.12, i64 1
store i64 %2, i64* %B.addr.12, align 8
%inc = add nsw i64 %j.03, 1
%exitcond = icmp eq i64 %inc, %1
br i1 %exitcond, label %for.inc7.loopexit, label %for.body3
for.inc7.loopexit: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.06, i64 %m
br label %for.inc7
for.inc7: ; preds = %for.inc7.loopexit, %for.cond1.preheader
%B.addr.1.lcssa = phi i64* [ %B.addr.06, %for.cond1.preheader ], [ %scevgep, %for.inc7.loopexit ]
%inc8 = add nsw i64 %i.05, 1
%exitcond7 = icmp eq i64 %inc8, %0
br i1 %exitcond7, label %for.end9.loopexit, label %for.cond1.preheader
for.end9.loopexit: ; preds = %for.inc7
br label %for.end9
for.end9: ; preds = %for.end9.loopexit, %entry
ret void
}
;; for (long int i = 0; i < 10; i++)
;; for (long int j = 0; j < 10; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j + 100];
define void @banerjee2(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee2':
; CHECK: da analyze - none!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee2':
; DELIN: da analyze - none!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc8
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc8 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc9, %for.inc8 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 10
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 10
%add5 = add nsw i64 %mul4, %j.02
%add6 = add nsw i64 %add5, 100
%arrayidx7 = getelementptr inbounds i64, i64* %A, i64 %add6
%0 = load i64, i64* %arrayidx7, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 10
br i1 %exitcond, label %for.body3, label %for.inc8
for.inc8: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 10
%inc9 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc9, 10
br i1 %exitcond5, label %for.cond1.preheader, label %for.end10
for.end10: ; preds = %for.inc8
ret void
}
;; for (long int i = 0; i < 10; i++)
;; for (long int j = 0; j < 10; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j + 99];
define void @banerjee3(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee3':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [> >]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee3':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [> >]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc8
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc8 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc9, %for.inc8 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 10
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 10
%add5 = add nsw i64 %mul4, %j.02
%add6 = add nsw i64 %add5, 99
%arrayidx7 = getelementptr inbounds i64, i64* %A, i64 %add6
%0 = load i64, i64* %arrayidx7, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 10
br i1 %exitcond, label %for.body3, label %for.inc8
for.inc8: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 10
%inc9 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc9, 10
br i1 %exitcond5, label %for.cond1.preheader, label %for.end10
for.end10: ; preds = %for.inc8
ret void
}
;; for (long int i = 0; i < 10; i++)
;; for (long int j = 0; j < 10; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j - 100];
define void @banerjee4(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee4':
; CHECK: da analyze - none!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee4':
; DELIN: da analyze - none!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc7
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc7 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc8, %for.inc7 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 10
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 10
%add5 = add nsw i64 %mul4, %j.02
%sub = add nsw i64 %add5, -100
%arrayidx6 = getelementptr inbounds i64, i64* %A, i64 %sub
%0 = load i64, i64* %arrayidx6, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 10
br i1 %exitcond, label %for.body3, label %for.inc7
for.inc7: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 10
%inc8 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc8, 10
br i1 %exitcond5, label %for.cond1.preheader, label %for.end9
for.end9: ; preds = %for.inc7
ret void
}
;; for (long int i = 0; i < 10; i++)
;; for (long int j = 0; j < 10; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j - 99];
define void @banerjee5(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee5':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [< <]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee5':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [< <]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc7
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc7 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc8, %for.inc7 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 10
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 10
%add5 = add nsw i64 %mul4, %j.02
%sub = add nsw i64 %add5, -99
%arrayidx6 = getelementptr inbounds i64, i64* %A, i64 %sub
%0 = load i64, i64* %arrayidx6, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 10
br i1 %exitcond, label %for.body3, label %for.inc7
for.inc7: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 10
%inc8 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc8, 10
br i1 %exitcond5, label %for.cond1.preheader, label %for.end9
for.end9: ; preds = %for.inc7
ret void
}
;; for (long int i = 0; i < 10; i++)
;; for (long int j = 0; j < 10; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j + 9];
define void @banerjee6(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee6':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [=> <>]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee6':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [=> <>]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc8
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc8 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc9, %for.inc8 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 10
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 10
%add5 = add nsw i64 %mul4, %j.02
%add6 = add nsw i64 %add5, 9
%arrayidx7 = getelementptr inbounds i64, i64* %A, i64 %add6
%0 = load i64, i64* %arrayidx7, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 10
br i1 %exitcond, label %for.body3, label %for.inc8
for.inc8: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 10
%inc9 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc9, 10
br i1 %exitcond5, label %for.cond1.preheader, label %for.end10
for.end10: ; preds = %for.inc8
ret void
}
;; for (long int i = 0; i < 10; i++)
;; for (long int j = 0; j < 10; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j + 10];
define void @banerjee7(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee7':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [> <=]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee7':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [> <=]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc8
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc8 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc9, %for.inc8 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 10
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 10
%add5 = add nsw i64 %mul4, %j.02
%add6 = add nsw i64 %add5, 10
%arrayidx7 = getelementptr inbounds i64, i64* %A, i64 %add6
%0 = load i64, i64* %arrayidx7, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 10
br i1 %exitcond, label %for.body3, label %for.inc8
for.inc8: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 10
%inc9 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc9, 10
br i1 %exitcond5, label %for.cond1.preheader, label %for.end10
for.end10: ; preds = %for.inc8
ret void
}
;; for (long int i = 0; i < 10; i++)
;; for (long int j = 0; j < 10; j++) {
;; A[10*i + j] = 0;
;; *B++ = A[10*i + j + 11];
define void @banerjee8(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee8':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [> <>]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee8':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [> <>]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc8
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc8 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc9, %for.inc8 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 10
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 10
%add5 = add nsw i64 %mul4, %j.02
%add6 = add nsw i64 %add5, 11
%arrayidx7 = getelementptr inbounds i64, i64* %A, i64 %add6
%0 = load i64, i64* %arrayidx7, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 10
br i1 %exitcond, label %for.body3, label %for.inc8
for.inc8: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 10
%inc9 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc9, 10
br i1 %exitcond5, label %for.cond1.preheader, label %for.end10
for.end10: ; preds = %for.inc8
ret void
}
;; for (long int i = 0; i < 20; i++)
;; for (long int j = 0; j < 20; j++) {
;; A[30*i + 500*j] = 0;
;; *B++ = A[i - 500*j + 11];
define void @banerjee9(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee9':
; CHECK: da analyze - output [* *]!
; CHECK: da analyze - flow [<= =|<]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee9':
; DELIN: da analyze - output [* *]!
; DELIN: da analyze - flow [<= =|<]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc8
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc8 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc9, %for.inc8 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 30
%mul4 = mul nsw i64 %j.02, 500
%add = add nsw i64 %mul, %mul4
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%0 = mul i64 %j.02, -500
%sub = add i64 %i.03, %0
%add6 = add nsw i64 %sub, 11
%arrayidx7 = getelementptr inbounds i64, i64* %A, i64 %add6
%1 = load i64, i64* %arrayidx7, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %1, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 20
br i1 %exitcond, label %for.body3, label %for.inc8
for.inc8: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 20
%inc9 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc9, 20
br i1 %exitcond5, label %for.cond1.preheader, label %for.end10
for.end10: ; preds = %for.inc8
ret void
}
;; for (long int i = 0; i < 20; i++)
;; for (long int j = 0; j < 20; j++) {
;; A[i + 500*j] = 0;
;; *B++ = A[i - 500*j + 11];
define void @banerjee10(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee10':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [<> =]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee10':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [<> =]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc7
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc7 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc8, %for.inc7 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %j.02, 500
%add = add nsw i64 %i.03, %mul
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%0 = mul i64 %j.02, -500
%sub = add i64 %i.03, %0
%add5 = add nsw i64 %sub, 11
%arrayidx6 = getelementptr inbounds i64, i64* %A, i64 %add5
%1 = load i64, i64* %arrayidx6, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %1, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 20
br i1 %exitcond, label %for.body3, label %for.inc7
for.inc7: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 20
%inc8 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc8, 20
br i1 %exitcond5, label %for.cond1.preheader, label %for.end9
for.end9: ; preds = %for.inc7
ret void
}
;; for (long int i = 0; i < 20; i++)
;; for (long int j = 0; j < 20; j++) {
;; A[300*i + j] = 0;
;; *B++ = A[250*i - j + 11];
define void @banerjee11(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee11':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [<= <>]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee11':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [<= <>]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc7
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc7 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc8, %for.inc7 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 300
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 250
%sub = sub nsw i64 %mul4, %j.02
%add5 = add nsw i64 %sub, 11
%arrayidx6 = getelementptr inbounds i64, i64* %A, i64 %add5
%0 = load i64, i64* %arrayidx6, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 20
br i1 %exitcond, label %for.body3, label %for.inc7
for.inc7: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 20
%inc8 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc8, 20
br i1 %exitcond5, label %for.cond1.preheader, label %for.end9
for.end9: ; preds = %for.inc7
ret void
}
;; for (long int i = 0; i < 20; i++)
;; for (long int j = 0; j < 20; j++) {
;; A[100*i + j] = 0;
;; *B++ = A[100*i - j + 11];
define void @banerjee12(i64* %A, i64* %B, i64 %m, i64 %n) nounwind uwtable ssp {
entry:
br label %for.cond1.preheader
; CHECK: 'Dependence Analysis' for function 'banerjee12':
; CHECK: da analyze - none!
; CHECK: da analyze - flow [= <>]!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; CHECK: da analyze - confused!
; CHECK: da analyze - none!
; DELIN: 'Dependence Analysis' for function 'banerjee12':
; DELIN: da analyze - none!
; DELIN: da analyze - flow [= <>]!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
; DELIN: da analyze - confused!
; DELIN: da analyze - none!
for.cond1.preheader: ; preds = %entry, %for.inc7
%B.addr.04 = phi i64* [ %B, %entry ], [ %scevgep, %for.inc7 ]
%i.03 = phi i64 [ 0, %entry ], [ %inc8, %for.inc7 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.body3
%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
%B.addr.11 = phi i64* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
%mul = mul nsw i64 %i.03, 100
%add = add nsw i64 %mul, %j.02
%arrayidx = getelementptr inbounds i64, i64* %A, i64 %add
store i64 0, i64* %arrayidx, align 8
%mul4 = mul nsw i64 %i.03, 100
%sub = sub nsw i64 %mul4, %j.02
%add5 = add nsw i64 %sub, 11
%arrayidx6 = getelementptr inbounds i64, i64* %A, i64 %add5
%0 = load i64, i64* %arrayidx6, align 8
%incdec.ptr = getelementptr inbounds i64, i64* %B.addr.11, i64 1
store i64 %0, i64* %B.addr.11, align 8
%inc = add nsw i64 %j.02, 1
%exitcond = icmp ne i64 %inc, 20
br i1 %exitcond, label %for.body3, label %for.inc7
for.inc7: ; preds = %for.body3
%scevgep = getelementptr i64, i64* %B.addr.04, i64 20
%inc8 = add nsw i64 %i.03, 1
%exitcond5 = icmp ne i64 %inc8, 20
br i1 %exitcond5, label %for.cond1.preheader, label %for.end9
for.end9: ; preds = %for.inc7
ret void
}
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