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536 lines
20 KiB
536 lines
20 KiB
; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
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; ModuleID = 'Propagating.bc'
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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"
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target triple = "x86_64-apple-macosx10.6.0"
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;; for (long int i = 0; i < 100; i++)
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;; for (long int j = 0; j < 100; j++) {
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;; A[i + 1][i + j] = i;
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;; *B++ = A[i][i + j];
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define void @prop0([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
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entry:
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br label %for.cond1.preheader
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; CHECK: da analyze - none!
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; CHECK: da analyze - consistent flow [1 -1]!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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for.cond1.preheader: ; preds = %entry, %for.inc9
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%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc9 ]
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%i.03 = phi i64 [ 0, %entry ], [ %inc10, %for.inc9 ]
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br label %for.body3
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for.body3: ; preds = %for.cond1.preheader, %for.body3
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%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
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%B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
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%conv = trunc i64 %i.03 to i32
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%add = add nsw i64 %i.03, %j.02
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%add4 = add nsw i64 %i.03, 1
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%arrayidx5 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %add4, i64 %add
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store i32 %conv, i32* %arrayidx5, align 4
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%add6 = add nsw i64 %i.03, %j.02
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%arrayidx8 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %i.03, i64 %add6
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%0 = load i32, i32* %arrayidx8, align 4
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%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
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store i32 %0, i32* %B.addr.11, align 4
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%inc = add nsw i64 %j.02, 1
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%exitcond = icmp ne i64 %inc, 100
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br i1 %exitcond, label %for.body3, label %for.inc9
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for.inc9: ; preds = %for.body3
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%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
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%inc10 = add nsw i64 %i.03, 1
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%exitcond5 = icmp ne i64 %inc10, 100
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br i1 %exitcond5, label %for.cond1.preheader, label %for.end11
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for.end11: ; preds = %for.inc9
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ret void
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}
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;; for (long int i = 0; i < 100; i++)
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;; for (long int j = 0; j < 100; j++)
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;; for (long int k = 0; k < 100; k++) {
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;; A[j - i][i + 1][j + k] = i;
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;; *B++ = A[j - i][i][j + k];
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define void @prop1([100 x [100 x i32]]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
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entry:
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br label %for.cond1.preheader
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; CHECK: da analyze - none!
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; CHECK: da analyze - consistent flow [1 1 -1]!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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for.cond1.preheader: ; preds = %entry, %for.inc18
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%B.addr.06 = phi i32* [ %B, %entry ], [ %scevgep7, %for.inc18 ]
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%i.05 = phi i64 [ 0, %entry ], [ %inc19, %for.inc18 ]
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br label %for.cond4.preheader
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for.cond4.preheader: ; preds = %for.cond1.preheader, %for.inc15
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%B.addr.14 = phi i32* [ %B.addr.06, %for.cond1.preheader ], [ %scevgep, %for.inc15 ]
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%j.03 = phi i64 [ 0, %for.cond1.preheader ], [ %inc16, %for.inc15 ]
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br label %for.body6
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for.body6: ; preds = %for.cond4.preheader, %for.body6
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%k.02 = phi i64 [ 0, %for.cond4.preheader ], [ %inc, %for.body6 ]
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%B.addr.21 = phi i32* [ %B.addr.14, %for.cond4.preheader ], [ %incdec.ptr, %for.body6 ]
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%conv = trunc i64 %i.05 to i32
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%add = add nsw i64 %j.03, %k.02
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%add7 = add nsw i64 %i.05, 1
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%sub = sub nsw i64 %j.03, %i.05
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%arrayidx9 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* %A, i64 %sub, i64 %add7, i64 %add
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store i32 %conv, i32* %arrayidx9, align 4
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%add10 = add nsw i64 %j.03, %k.02
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%sub11 = sub nsw i64 %j.03, %i.05
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%arrayidx14 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* %A, i64 %sub11, i64 %i.05, i64 %add10
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%0 = load i32, i32* %arrayidx14, align 4
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%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.21, i64 1
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store i32 %0, i32* %B.addr.21, align 4
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%inc = add nsw i64 %k.02, 1
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%exitcond = icmp ne i64 %inc, 100
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br i1 %exitcond, label %for.body6, label %for.inc15
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for.inc15: ; preds = %for.body6
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%scevgep = getelementptr i32, i32* %B.addr.14, i64 100
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%inc16 = add nsw i64 %j.03, 1
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%exitcond8 = icmp ne i64 %inc16, 100
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br i1 %exitcond8, label %for.cond4.preheader, label %for.inc18
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for.inc18: ; preds = %for.inc15
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%scevgep7 = getelementptr i32, i32* %B.addr.06, i64 10000
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%inc19 = add nsw i64 %i.05, 1
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%exitcond9 = icmp ne i64 %inc19, 100
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br i1 %exitcond9, label %for.cond1.preheader, label %for.end20
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for.end20: ; preds = %for.inc18
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ret void
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}
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;; for (long int i = 0; i < 100; i++)
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;; for (long int j = 0; j < 100; j++) {
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;; A[i - 1][2*i] = i;
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;; *B++ = A[i][i + j + 110];
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define void @prop2([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
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entry:
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br label %for.cond1.preheader
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; CHECK: da analyze - consistent output [0 S]!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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for.cond1.preheader: ; preds = %entry, %for.inc8
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%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc8 ]
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%i.03 = phi i64 [ 0, %entry ], [ %inc9, %for.inc8 ]
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br label %for.body3
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for.body3: ; preds = %for.cond1.preheader, %for.body3
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%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
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%B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
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%conv = trunc i64 %i.03 to i32
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%mul = shl nsw i64 %i.03, 1
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%sub = add nsw i64 %i.03, -1
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%arrayidx4 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %sub, i64 %mul
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store i32 %conv, i32* %arrayidx4, align 4
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%add = add nsw i64 %i.03, %j.02
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%add5 = add nsw i64 %add, 110
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%arrayidx7 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %i.03, i64 %add5
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%0 = load i32, i32* %arrayidx7, align 4
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%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
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store i32 %0, i32* %B.addr.11, align 4
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%inc = add nsw i64 %j.02, 1
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%exitcond = icmp ne i64 %inc, 100
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br i1 %exitcond, label %for.body3, label %for.inc8
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for.inc8: ; preds = %for.body3
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%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
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%inc9 = add nsw i64 %i.03, 1
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%exitcond5 = icmp ne i64 %inc9, 100
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br i1 %exitcond5, label %for.cond1.preheader, label %for.end10
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for.end10: ; preds = %for.inc8
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ret void
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}
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;; for (long int i = 0; i < 100; i++)
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;; for (long int j = 0; j < 100; j++) {
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;; A[i][2*j + i] = i;
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;; *B++ = A[i][2*j - i + 5];
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define void @prop3([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
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entry:
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br label %for.cond1.preheader
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; CHECK: da analyze - none!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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for.cond1.preheader: ; preds = %entry, %for.inc9
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%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc9 ]
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%i.03 = phi i64 [ 0, %entry ], [ %inc10, %for.inc9 ]
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br label %for.body3
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for.body3: ; preds = %for.cond1.preheader, %for.body3
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%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
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%B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
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%conv = trunc i64 %i.03 to i32
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%mul = shl nsw i64 %j.02, 1
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%add = add nsw i64 %mul, %i.03
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%arrayidx4 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %i.03, i64 %add
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store i32 %conv, i32* %arrayidx4, align 4
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%mul5 = shl nsw i64 %j.02, 1
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%sub = sub nsw i64 %mul5, %i.03
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%add6 = add nsw i64 %sub, 5
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%arrayidx8 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %i.03, i64 %add6
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%0 = load i32, i32* %arrayidx8, align 4
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%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
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store i32 %0, i32* %B.addr.11, align 4
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%inc = add nsw i64 %j.02, 1
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%exitcond = icmp ne i64 %inc, 100
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br i1 %exitcond, label %for.body3, label %for.inc9
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for.inc9: ; preds = %for.body3
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%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
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%inc10 = add nsw i64 %i.03, 1
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%exitcond5 = icmp ne i64 %inc10, 100
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br i1 %exitcond5, label %for.cond1.preheader, label %for.end11
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for.end11: ; preds = %for.inc9
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ret void
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}
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;; for (long int i = 0; i < 100; i++)
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;; for (long int j = 0; j < 100; j++) {
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;; A[i + 2][2*i + j + 1] = i;
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;; *B++ = A[i][2*i + j];
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define void @prop4([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
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entry:
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br label %for.cond1.preheader
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; CHECK: da analyze - none!
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; CHECK: da analyze - consistent flow [2 -3]!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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for.cond1.preheader: ; preds = %entry, %for.inc11
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%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc11 ]
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%i.03 = phi i64 [ 0, %entry ], [ %inc12, %for.inc11 ]
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br label %for.body3
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for.body3: ; preds = %for.cond1.preheader, %for.body3
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%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
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%B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
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%conv = trunc i64 %i.03 to i32
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%mul = shl nsw i64 %i.03, 1
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%add = add nsw i64 %mul, %j.02
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%add4 = add nsw i64 %add, 1
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%add5 = add nsw i64 %i.03, 2
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%arrayidx6 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %add5, i64 %add4
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store i32 %conv, i32* %arrayidx6, align 4
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%mul7 = shl nsw i64 %i.03, 1
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%add8 = add nsw i64 %mul7, %j.02
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%arrayidx10 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %i.03, i64 %add8
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%0 = load i32, i32* %arrayidx10, align 4
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%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
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store i32 %0, i32* %B.addr.11, align 4
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%inc = add nsw i64 %j.02, 1
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%exitcond = icmp ne i64 %inc, 100
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br i1 %exitcond, label %for.body3, label %for.inc11
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for.inc11: ; preds = %for.body3
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%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
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%inc12 = add nsw i64 %i.03, 1
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%exitcond5 = icmp ne i64 %inc12, 100
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br i1 %exitcond5, label %for.cond1.preheader, label %for.end13
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for.end13: ; preds = %for.inc11
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ret void
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}
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;; for (long int i = 0; i < 100; i++)
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;; for (long int j = 0; j < 100; j++) {
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;; A[3*i - 18][22 - i][2*i + j] = i;
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;; *B++ = A[i][i][3*i + j];
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define void @prop5([100 x [100 x i32]]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
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entry:
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br label %for.cond1.preheader
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; CHECK: da analyze - none!
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; CHECK: da analyze - flow [< -16] splitable!
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; CHECK: da analyze - split level = 1, iteration = 11!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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for.cond1.preheader: ; preds = %entry, %for.inc13
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%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc13 ]
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%i.03 = phi i64 [ 0, %entry ], [ %inc14, %for.inc13 ]
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br label %for.body3
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for.body3: ; preds = %for.cond1.preheader, %for.body3
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%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
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%B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
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%conv = trunc i64 %i.03 to i32
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%mul = shl nsw i64 %i.03, 1
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%add = add nsw i64 %mul, %j.02
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%sub = sub nsw i64 22, %i.03
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%mul4 = mul nsw i64 %i.03, 3
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%sub5 = add nsw i64 %mul4, -18
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%arrayidx7 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* %A, i64 %sub5, i64 %sub, i64 %add
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store i32 %conv, i32* %arrayidx7, align 4
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%mul8 = mul nsw i64 %i.03, 3
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%add9 = add nsw i64 %mul8, %j.02
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%arrayidx12 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* %A, i64 %i.03, i64 %i.03, i64 %add9
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%0 = load i32, i32* %arrayidx12, align 4
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%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
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store i32 %0, i32* %B.addr.11, align 4
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%inc = add nsw i64 %j.02, 1
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%exitcond = icmp ne i64 %inc, 100
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br i1 %exitcond, label %for.body3, label %for.inc13
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for.inc13: ; preds = %for.body3
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%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
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%inc14 = add nsw i64 %i.03, 1
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%exitcond5 = icmp ne i64 %inc14, 100
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br i1 %exitcond5, label %for.cond1.preheader, label %for.end15
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for.end15: ; preds = %for.inc13
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ret void
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}
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;; for (long int i = 0; i < 100; i++)
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;; for (long int j = 0; j < 100; j++) {
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;; A[i + 1][4*i + j + 2] = i;
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;; *B++ = A[2*i][8*i + j];
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define void @prop6([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
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entry:
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br label %for.cond1.preheader
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; CHECK: da analyze - none!
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; CHECK: da analyze - flow [=> -2]!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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; CHECK: da analyze - confused!
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; CHECK: da analyze - none!
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for.cond1.preheader: ; preds = %entry, %for.inc12
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%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc12 ]
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%i.03 = phi i64 [ 0, %entry ], [ %inc13, %for.inc12 ]
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br label %for.body3
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for.body3: ; preds = %for.cond1.preheader, %for.body3
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%j.02 = phi i64 [ 0, %for.cond1.preheader ], [ %inc, %for.body3 ]
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%B.addr.11 = phi i32* [ %B.addr.04, %for.cond1.preheader ], [ %incdec.ptr, %for.body3 ]
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%conv = trunc i64 %i.03 to i32
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%mul = shl nsw i64 %i.03, 2
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%add = add nsw i64 %mul, %j.02
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%add4 = add nsw i64 %add, 2
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%add5 = add nsw i64 %i.03, 1
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%arrayidx6 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 %add5, i64 %add4
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store i32 %conv, i32* %arrayidx6, align 4
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%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], [100 x i32]* %A, i64 %mul9, i64 %add8
|
|
%0 = load i32, i32* %arrayidx11, align 4
|
|
%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
|
|
store i32 %0, i32* %B.addr.11, align 4
|
|
%inc = add nsw i64 %j.02, 1
|
|
%exitcond = icmp ne i64 %inc, 100
|
|
br i1 %exitcond, label %for.body3, label %for.inc12
|
|
|
|
for.inc12: ; preds = %for.body3
|
|
%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
|
|
%inc13 = add nsw i64 %i.03, 1
|
|
%exitcond5 = icmp ne i64 %inc13, 100
|
|
br i1 %exitcond5, 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] = i;
|
|
;; *B++ = 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
|
|
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - flow [* -38] splitable!
|
|
; CHECK: da analyze - split level = 1, iteration = 4!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
|
|
for.cond1.preheader: ; preds = %entry, %for.inc14
|
|
%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc14 ]
|
|
%i.03 = phi i64 [ 0, %entry ], [ %inc15, %for.inc14 ]
|
|
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 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], [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], [100 x i32]* %A, i64 %add11, i64 %add9
|
|
%0 = load i32, i32* %arrayidx13, align 4
|
|
%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
|
|
store i32 %0, i32* %B.addr.11, align 4
|
|
%inc = add nsw i64 %j.02, 1
|
|
%exitcond = icmp ne i64 %inc, 100
|
|
br i1 %exitcond, label %for.body3, label %for.inc14
|
|
|
|
for.inc14: ; preds = %for.body3
|
|
%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
|
|
%inc15 = add nsw i64 %i.03, 1
|
|
%exitcond5 = icmp ne i64 %inc15, 100
|
|
br i1 %exitcond5, 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] = i;
|
|
;; *B++ = 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
|
|
|
|
; CHECK: da analyze - consistent output [S 0]!
|
|
; CHECK: da analyze - flow [p<= 2]!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
|
|
for.cond1.preheader: ; preds = %entry, %for.inc10
|
|
%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc10 ]
|
|
%i.03 = phi i64 [ 0, %entry ], [ %inc11, %for.inc10 ]
|
|
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 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], [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], [100 x i32]* %A, i64 %add7, i64 %add5
|
|
%0 = load i32, i32* %arrayidx9, align 4
|
|
%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
|
|
store i32 %0, i32* %B.addr.11, align 4
|
|
%inc = add nsw i64 %j.02, 1
|
|
%exitcond = icmp ne i64 %inc, 100
|
|
br i1 %exitcond, label %for.body3, label %for.inc10
|
|
|
|
for.inc10: ; preds = %for.body3
|
|
%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
|
|
%inc11 = add nsw i64 %i.03, 1
|
|
%exitcond5 = icmp ne i64 %inc11, 100
|
|
br i1 %exitcond5, 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] = i;
|
|
;; *B++ = A[4][j];
|
|
|
|
define void @prop9([100 x i32]* %A, i32* %B, i32 %n) nounwind uwtable ssp {
|
|
entry:
|
|
br label %for.cond1.preheader
|
|
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - flow [p<= 2]!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - consistent input [S 0]!
|
|
; CHECK: da analyze - confused!
|
|
; CHECK: da analyze - none!
|
|
|
|
for.cond1.preheader: ; preds = %entry, %for.inc10
|
|
%B.addr.04 = phi i32* [ %B, %entry ], [ %scevgep, %for.inc10 ]
|
|
%i.03 = phi i64 [ 0, %entry ], [ %inc11, %for.inc10 ]
|
|
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 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], [100 x i32]* %A, i64 %add6, i64 %add4
|
|
store i32 %conv, i32* %arrayidx7, align 4
|
|
%arrayidx9 = getelementptr inbounds [100 x i32], [100 x i32]* %A, i64 4, i64 %j.02
|
|
%0 = load i32, i32* %arrayidx9, align 4
|
|
%incdec.ptr = getelementptr inbounds i32, i32* %B.addr.11, i64 1
|
|
store i32 %0, i32* %B.addr.11, align 4
|
|
%inc = add nsw i64 %j.02, 1
|
|
%exitcond = icmp ne i64 %inc, 100
|
|
br i1 %exitcond, label %for.body3, label %for.inc10
|
|
|
|
for.inc10: ; preds = %for.body3
|
|
%scevgep = getelementptr i32, i32* %B.addr.04, i64 100
|
|
%inc11 = add nsw i64 %i.03, 1
|
|
%exitcond5 = icmp ne i64 %inc11, 100
|
|
br i1 %exitcond5, label %for.cond1.preheader, label %for.end12
|
|
|
|
for.end12: ; preds = %for.inc10
|
|
ret void
|
|
}
|