forked from OSchip/llvm-project
591 lines
24 KiB
LLVM
591 lines
24 KiB
LLVM
; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
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target triple = "thumbv8m.main-arm-none-eabi"
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; CHECK-LABEL: t1
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;; for (int i = 0; i < n; i++)
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;; for (int j = 0; j < m; j++)
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;; for (int k = 0; k < o; k++)
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;; = A[i*m*o + j*o + k]
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;; A[i*m*o + j*o + k] =
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define void @t1(i32 %n, i32 %m, i32 %o, i32* nocapture %A) {
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; CHECK: da analyze - none!
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; CHECK: da analyze - consistent anti [0 0 0|<]!
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; CHECK: da analyze - none!
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entry:
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%cmp49 = icmp sgt i32 %n, 0
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br i1 %cmp49, label %for.cond1.preheader.lr.ph, label %for.cond.cleanup
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for.cond1.preheader.lr.ph: ; preds = %entry
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%cmp247 = icmp sgt i32 %m, 0
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%cmp645 = icmp sgt i32 %o, 0
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br label %for.cond1.preheader
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for.cond1.preheader: ; preds = %for.cond.cleanup3, %for.cond1.preheader.lr.ph
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%i.050 = phi i32 [ 0, %for.cond1.preheader.lr.ph ], [ %inc23, %for.cond.cleanup3 ]
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br i1 %cmp247, label %for.cond5.preheader.lr.ph, label %for.cond.cleanup3
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for.cond5.preheader.lr.ph: ; preds = %for.cond1.preheader
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%mul = mul nsw i32 %i.050, %m
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br label %for.cond5.preheader
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for.cond5.preheader: ; preds = %for.cond.cleanup7, %for.cond5.preheader.lr.ph
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%j.048 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc20, %for.cond.cleanup7 ]
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br i1 %cmp645, label %for.body8.lr.ph, label %for.cond.cleanup7
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for.body8.lr.ph: ; preds = %for.cond5.preheader
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%mul944 = add i32 %j.048, %mul
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%add = mul i32 %mul944, %o
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br label %for.body8
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for.body8: ; preds = %for.body8, %for.body8.lr.ph
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%k.046 = phi i32 [ 0, %for.body8.lr.ph ], [ %inc, %for.body8 ]
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%add11 = add nsw i32 %k.046, %add
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%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add11
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%0 = load i32, i32* %arrayidx, align 4
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%add12 = add nsw i32 %0, 1
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store i32 %add12, i32* %arrayidx, align 4
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%inc = add nuw nsw i32 %k.046, 1
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%exitcond = icmp eq i32 %inc, %o
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br i1 %exitcond, label %for.cond.cleanup7, label %for.body8
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for.cond.cleanup7: ; preds = %for.body8, %for.cond5.preheader
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%inc20 = add nuw nsw i32 %j.048, 1
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%exitcond51 = icmp eq i32 %inc20, %m
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br i1 %exitcond51, label %for.cond.cleanup3, label %for.cond5.preheader
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for.cond.cleanup3: ; preds = %for.cond.cleanup7, %for.cond1.preheader
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%inc23 = add nuw nsw i32 %i.050, 1
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%exitcond52 = icmp eq i32 %inc23, %n
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br i1 %exitcond52, label %for.cond.cleanup, label %for.cond1.preheader
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for.cond.cleanup: ; preds = %for.cond.cleanup3, %entry
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ret void
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}
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; CHECK-LABEL: t2
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;; for (int i = 0; i < n; i++)
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;; for (int j = 0; j < m; j++)
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;; for (int k = 0; k < o; k++)
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;; = A[i*m*o + j*o + k]
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;; A[i*m*o + j*o + k + 1] =
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define void @t2(i32 %n, i32 %m, i32 %o, i32* nocapture %A) {
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; CHECK: da analyze - none!
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; CHECK: da analyze - anti [* * *|<]!
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; CHECK: da analyze - output [* * *]!
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entry:
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%cmp49 = icmp sgt i32 %n, 0
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br i1 %cmp49, label %for.cond1.preheader.lr.ph, label %for.cond.cleanup
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for.cond1.preheader.lr.ph: ; preds = %entry
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%cmp247 = icmp sgt i32 %m, 0
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%cmp645 = icmp sgt i32 %o, 0
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br label %for.cond1.preheader
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for.cond1.preheader: ; preds = %for.cond.cleanup3, %for.cond1.preheader.lr.ph
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%i.050 = phi i32 [ 0, %for.cond1.preheader.lr.ph ], [ %inc23, %for.cond.cleanup3 ]
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br i1 %cmp247, label %for.cond5.preheader.lr.ph, label %for.cond.cleanup3
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for.cond5.preheader.lr.ph: ; preds = %for.cond1.preheader
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%mul = mul nsw i32 %i.050, %m
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br label %for.cond5.preheader
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for.cond5.preheader: ; preds = %for.cond.cleanup7, %for.cond5.preheader.lr.ph
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%j.048 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc20, %for.cond.cleanup7 ]
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br i1 %cmp645, label %for.body8.lr.ph, label %for.cond.cleanup7
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for.body8.lr.ph: ; preds = %for.cond5.preheader
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%mul944 = add i32 %j.048, %mul
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%add = mul i32 %mul944, %o
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br label %for.body8
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for.body8: ; preds = %for.body8, %for.body8.lr.ph
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%k.046 = phi i32 [ 0, %for.body8.lr.ph ], [ %inc, %for.body8 ]
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%add11 = add nsw i32 %k.046, %add
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%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add11
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%0 = load i32, i32* %arrayidx, align 4
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%add12 = add nsw i32 %0, 1
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%add111 = add nsw i32 %add11, 1
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%arrayidx2 = getelementptr inbounds i32, i32* %A, i32 %add111
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store i32 %add12, i32* %arrayidx2, align 4
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%inc = add nuw nsw i32 %k.046, 1
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%exitcond = icmp eq i32 %inc, %o
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br i1 %exitcond, label %for.cond.cleanup7, label %for.body8
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for.cond.cleanup7: ; preds = %for.body8, %for.cond5.preheader
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%inc20 = add nuw nsw i32 %j.048, 1
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%exitcond51 = icmp eq i32 %inc20, %m
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br i1 %exitcond51, label %for.cond.cleanup3, label %for.cond5.preheader
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for.cond.cleanup3: ; preds = %for.cond.cleanup7, %for.cond1.preheader
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%inc23 = add nuw nsw i32 %i.050, 1
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%exitcond52 = icmp eq i32 %inc23, %n
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br i1 %exitcond52, label %for.cond.cleanup, label %for.cond1.preheader
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for.cond.cleanup: ; preds = %for.cond.cleanup3, %entry
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ret void
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}
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; CHECK-LABEL: t3
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;; for (int i = 0; i < n; i++)
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;; for (int j = 0; j < m; j++)
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;; for (int k = 0; k < o; k++)
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;; = A[i*m*o + j*o + k]
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;; A[i*m*o + j*o + k - 1] =
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define void @t3(i32 %n, i32 %m, i32 %o, i32* nocapture %A) {
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; CHECK: da analyze - none!
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; CHECK: da analyze - anti [* * *|<]!
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; CHECK: da analyze - output [* * *]!
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entry:
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%cmp49 = icmp sgt i32 %n, 0
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br i1 %cmp49, label %for.cond1.preheader.lr.ph, label %for.cond.cleanup
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for.cond1.preheader.lr.ph: ; preds = %entry
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%cmp247 = icmp sgt i32 %m, 0
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%cmp645 = icmp sgt i32 %o, 0
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br label %for.cond1.preheader
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for.cond1.preheader: ; preds = %for.cond.cleanup3, %for.cond1.preheader.lr.ph
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%i.050 = phi i32 [ 0, %for.cond1.preheader.lr.ph ], [ %inc23, %for.cond.cleanup3 ]
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br i1 %cmp247, label %for.cond5.preheader.lr.ph, label %for.cond.cleanup3
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for.cond5.preheader.lr.ph: ; preds = %for.cond1.preheader
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%mul = mul nsw i32 %i.050, %m
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br label %for.cond5.preheader
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for.cond5.preheader: ; preds = %for.cond.cleanup7, %for.cond5.preheader.lr.ph
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%j.048 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc20, %for.cond.cleanup7 ]
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br i1 %cmp645, label %for.body8.lr.ph, label %for.cond.cleanup7
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for.body8.lr.ph: ; preds = %for.cond5.preheader
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%mul944 = add i32 %j.048, %mul
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%add = mul i32 %mul944, %o
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br label %for.body8
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for.body8: ; preds = %for.body8, %for.body8.lr.ph
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%k.046 = phi i32 [ 0, %for.body8.lr.ph ], [ %inc, %for.body8 ]
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%add11 = add nsw i32 %k.046, %add
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%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add11
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%0 = load i32, i32* %arrayidx, align 4
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%add12 = add nsw i32 %0, 1
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%add111 = sub nsw i32 %add11, 1
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%arrayidx2 = getelementptr inbounds i32, i32* %A, i32 %add111
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store i32 %add12, i32* %arrayidx2, align 4
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%inc = add nuw nsw i32 %k.046, 1
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%exitcond = icmp eq i32 %inc, %o
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br i1 %exitcond, label %for.cond.cleanup7, label %for.body8
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for.cond.cleanup7: ; preds = %for.body8, %for.cond5.preheader
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%inc20 = add nuw nsw i32 %j.048, 1
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%exitcond51 = icmp eq i32 %inc20, %m
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br i1 %exitcond51, label %for.cond.cleanup3, label %for.cond5.preheader
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for.cond.cleanup3: ; preds = %for.cond.cleanup7, %for.cond1.preheader
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%inc23 = add nuw nsw i32 %i.050, 1
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%exitcond52 = icmp eq i32 %inc23, %n
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br i1 %exitcond52, label %for.cond.cleanup, label %for.cond1.preheader
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for.cond.cleanup: ; preds = %for.cond.cleanup3, %entry
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ret void
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}
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; CHECK-LABEL: t4
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;; for (int i = 0; i < n; i++)
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;; for (int j = 0; j < m; j++)
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;; for (int k = 0; k < o; k++)
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;; = A[i*m*o + j*o + k]
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;; A[i*m*o + j*o + k + o] =
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define void @t4(i32 %n, i32 %m, i32 %o, i32* nocapture %A) {
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; CHECK: da analyze - none!
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; CHECK: da analyze - anti [* * *|<]!
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; CHECK: da analyze - output [* * *]!
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entry:
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%cmp49 = icmp sgt i32 %n, 0
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br i1 %cmp49, label %for.cond1.preheader.lr.ph, label %for.cond.cleanup
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for.cond1.preheader.lr.ph: ; preds = %entry
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%cmp247 = icmp sgt i32 %m, 0
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%cmp645 = icmp sgt i32 %o, 0
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br label %for.cond1.preheader
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for.cond1.preheader: ; preds = %for.cond.cleanup3, %for.cond1.preheader.lr.ph
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%i.050 = phi i32 [ 0, %for.cond1.preheader.lr.ph ], [ %inc23, %for.cond.cleanup3 ]
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br i1 %cmp247, label %for.cond5.preheader.lr.ph, label %for.cond.cleanup3
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for.cond5.preheader.lr.ph: ; preds = %for.cond1.preheader
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%mul = mul nsw i32 %i.050, %m
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br label %for.cond5.preheader
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for.cond5.preheader: ; preds = %for.cond.cleanup7, %for.cond5.preheader.lr.ph
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%j.048 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc20, %for.cond.cleanup7 ]
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br i1 %cmp645, label %for.body8.lr.ph, label %for.cond.cleanup7
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for.body8.lr.ph: ; preds = %for.cond5.preheader
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%mul944 = add i32 %j.048, %mul
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%add = mul i32 %mul944, %o
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br label %for.body8
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for.body8: ; preds = %for.body8, %for.body8.lr.ph
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%k.046 = phi i32 [ 0, %for.body8.lr.ph ], [ %inc, %for.body8 ]
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%add11 = add nsw i32 %k.046, %add
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%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add11
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%0 = load i32, i32* %arrayidx, align 4
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%add12 = add nsw i32 %0, 1
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%add111 = add nsw i32 %add11, %o
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%arrayidx2 = getelementptr inbounds i32, i32* %A, i32 %add111
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store i32 %add12, i32* %arrayidx2, align 4
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%inc = add nuw nsw i32 %k.046, 1
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%exitcond = icmp eq i32 %inc, %o
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br i1 %exitcond, label %for.cond.cleanup7, label %for.body8
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for.cond.cleanup7: ; preds = %for.body8, %for.cond5.preheader
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%inc20 = add nuw nsw i32 %j.048, 1
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%exitcond51 = icmp eq i32 %inc20, %m
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br i1 %exitcond51, label %for.cond.cleanup3, label %for.cond5.preheader
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for.cond.cleanup3: ; preds = %for.cond.cleanup7, %for.cond1.preheader
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%inc23 = add nuw nsw i32 %i.050, 1
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%exitcond52 = icmp eq i32 %inc23, %n
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br i1 %exitcond52, label %for.cond.cleanup, label %for.cond1.preheader
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for.cond.cleanup: ; preds = %for.cond.cleanup3, %entry
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ret void
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}
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; CHECK-LABEL: t5
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;; for (int i = 0; i < n; i++)
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;; for (int j = 0; j < m; j++)
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;; for (int k = 0; k < o; k++)
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;; = A[i*m*o + j*o + k]
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;; A[i*m*o + j*o + k - o] =
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define void @t5(i32 %n, i32 %m, i32 %o, i32* nocapture %A) {
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; CHECK: da analyze - none!
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; CHECK: da analyze - anti [* * *|<]!
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; CHECK: da analyze - output [* * *]!
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entry:
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%cmp49 = icmp sgt i32 %n, 0
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br i1 %cmp49, label %for.cond1.preheader.lr.ph, label %for.cond.cleanup
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for.cond1.preheader.lr.ph: ; preds = %entry
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%cmp247 = icmp sgt i32 %m, 0
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%cmp645 = icmp sgt i32 %o, 0
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br label %for.cond1.preheader
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for.cond1.preheader: ; preds = %for.cond.cleanup3, %for.cond1.preheader.lr.ph
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%i.050 = phi i32 [ 0, %for.cond1.preheader.lr.ph ], [ %inc23, %for.cond.cleanup3 ]
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br i1 %cmp247, label %for.cond5.preheader.lr.ph, label %for.cond.cleanup3
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for.cond5.preheader.lr.ph: ; preds = %for.cond1.preheader
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%mul = mul nsw i32 %i.050, %m
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br label %for.cond5.preheader
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for.cond5.preheader: ; preds = %for.cond.cleanup7, %for.cond5.preheader.lr.ph
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%j.048 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc20, %for.cond.cleanup7 ]
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br i1 %cmp645, label %for.body8.lr.ph, label %for.cond.cleanup7
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for.body8.lr.ph: ; preds = %for.cond5.preheader
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%mul944 = add i32 %j.048, %mul
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%add = mul i32 %mul944, %o
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br label %for.body8
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for.body8: ; preds = %for.body8, %for.body8.lr.ph
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%k.046 = phi i32 [ 0, %for.body8.lr.ph ], [ %inc, %for.body8 ]
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%add11 = add nsw i32 %k.046, %add
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%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add11
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%0 = load i32, i32* %arrayidx, align 4
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%add12 = add nsw i32 %0, 1
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%add111 = sub nsw i32 %add11, %o
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%arrayidx2 = getelementptr inbounds i32, i32* %A, i32 %add111
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store i32 %add12, i32* %arrayidx2, align 4
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%inc = add nuw nsw i32 %k.046, 1
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%exitcond = icmp eq i32 %inc, %o
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br i1 %exitcond, label %for.cond.cleanup7, label %for.body8
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for.cond.cleanup7: ; preds = %for.body8, %for.cond5.preheader
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%inc20 = add nuw nsw i32 %j.048, 1
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%exitcond51 = icmp eq i32 %inc20, %m
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br i1 %exitcond51, label %for.cond.cleanup3, label %for.cond5.preheader
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for.cond.cleanup3: ; preds = %for.cond.cleanup7, %for.cond1.preheader
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%inc23 = add nuw nsw i32 %i.050, 1
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%exitcond52 = icmp eq i32 %inc23, %n
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br i1 %exitcond52, label %for.cond.cleanup, label %for.cond1.preheader
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for.cond.cleanup: ; preds = %for.cond.cleanup3, %entry
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ret void
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}
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; CHECK-LABEL: t6
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;; for (int i = 0; i < n; i++)
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;; for (int j = 0; j < m; j++)
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;; for (int k = 0; k < o; k++)
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;; = A[i*m*o + j*o + k]
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;; A[i*m*o + j*o + k + m*o] =
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define void @t6(i32 %n, i32 %m, i32 %o, i32* nocapture %A) {
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; CHECK: da analyze - none!
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; CHECK: da analyze - consistent anti [-1 0 0]!
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; CHECK: da analyze - none!
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entry:
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%cmp49 = icmp sgt i32 %n, 0
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br i1 %cmp49, label %for.cond1.preheader.lr.ph, label %for.cond.cleanup
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for.cond1.preheader.lr.ph: ; preds = %entry
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%cmp247 = icmp sgt i32 %m, 0
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%cmp645 = icmp sgt i32 %o, 0
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br label %for.cond1.preheader
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for.cond1.preheader: ; preds = %for.cond.cleanup3, %for.cond1.preheader.lr.ph
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%i.050 = phi i32 [ 0, %for.cond1.preheader.lr.ph ], [ %inc23, %for.cond.cleanup3 ]
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br i1 %cmp247, label %for.cond5.preheader.lr.ph, label %for.cond.cleanup3
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for.cond5.preheader.lr.ph: ; preds = %for.cond1.preheader
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%mul = mul nsw i32 %i.050, %m
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br label %for.cond5.preheader
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for.cond5.preheader: ; preds = %for.cond.cleanup7, %for.cond5.preheader.lr.ph
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%j.048 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc20, %for.cond.cleanup7 ]
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br i1 %cmp645, label %for.body8.lr.ph, label %for.cond.cleanup7
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for.body8.lr.ph: ; preds = %for.cond5.preheader
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%mul944 = add i32 %j.048, %mul
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%add = mul i32 %mul944, %o
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br label %for.body8
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|
|
for.body8: ; preds = %for.body8, %for.body8.lr.ph
|
|
%k.046 = phi i32 [ 0, %for.body8.lr.ph ], [ %inc, %for.body8 ]
|
|
%add11 = add nsw i32 %k.046, %add
|
|
%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add11
|
|
%0 = load i32, i32* %arrayidx, align 4
|
|
%add12 = add nsw i32 %0, 1
|
|
%mo = mul i32 %m, %o
|
|
%add111 = add nsw i32 %add11, %mo
|
|
%arrayidx2 = getelementptr inbounds i32, i32* %A, i32 %add111
|
|
store i32 %add12, i32* %arrayidx2, align 4
|
|
%inc = add nuw nsw i32 %k.046, 1
|
|
%exitcond = icmp eq i32 %inc, %o
|
|
br i1 %exitcond, label %for.cond.cleanup7, label %for.body8
|
|
|
|
for.cond.cleanup7: ; preds = %for.body8, %for.cond5.preheader
|
|
%inc20 = add nuw nsw i32 %j.048, 1
|
|
%exitcond51 = icmp eq i32 %inc20, %m
|
|
br i1 %exitcond51, label %for.cond.cleanup3, label %for.cond5.preheader
|
|
|
|
for.cond.cleanup3: ; preds = %for.cond.cleanup7, %for.cond1.preheader
|
|
%inc23 = add nuw nsw i32 %i.050, 1
|
|
%exitcond52 = icmp eq i32 %inc23, %n
|
|
br i1 %exitcond52, label %for.cond.cleanup, label %for.cond1.preheader
|
|
|
|
for.cond.cleanup: ; preds = %for.cond.cleanup3, %entry
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: t7
|
|
;; for (int i = 0; i < n; i++)
|
|
;; for (int j = 0; j < m; j++)
|
|
;; for (int k = 0; k < o; k++)
|
|
;; = A[i*m*o + j*o + k]
|
|
;; A[i*m*o + j*o + k - m*o] =
|
|
define void @t7(i32 %n, i32 %m, i32 %o, i32* nocapture %A) {
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - consistent anti [1 0 0]!
|
|
; CHECK: da analyze - none!
|
|
entry:
|
|
%cmp49 = icmp sgt i32 %n, 0
|
|
br i1 %cmp49, label %for.cond1.preheader.lr.ph, label %for.cond.cleanup
|
|
|
|
for.cond1.preheader.lr.ph: ; preds = %entry
|
|
%cmp247 = icmp sgt i32 %m, 0
|
|
%cmp645 = icmp sgt i32 %o, 0
|
|
br label %for.cond1.preheader
|
|
|
|
for.cond1.preheader: ; preds = %for.cond.cleanup3, %for.cond1.preheader.lr.ph
|
|
%i.050 = phi i32 [ 0, %for.cond1.preheader.lr.ph ], [ %inc23, %for.cond.cleanup3 ]
|
|
br i1 %cmp247, label %for.cond5.preheader.lr.ph, label %for.cond.cleanup3
|
|
|
|
for.cond5.preheader.lr.ph: ; preds = %for.cond1.preheader
|
|
%mul = mul nsw i32 %i.050, %m
|
|
br label %for.cond5.preheader
|
|
|
|
for.cond5.preheader: ; preds = %for.cond.cleanup7, %for.cond5.preheader.lr.ph
|
|
%j.048 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc20, %for.cond.cleanup7 ]
|
|
br i1 %cmp645, label %for.body8.lr.ph, label %for.cond.cleanup7
|
|
|
|
for.body8.lr.ph: ; preds = %for.cond5.preheader
|
|
%mul944 = add i32 %j.048, %mul
|
|
%add = mul i32 %mul944, %o
|
|
br label %for.body8
|
|
|
|
for.body8: ; preds = %for.body8, %for.body8.lr.ph
|
|
%k.046 = phi i32 [ 0, %for.body8.lr.ph ], [ %inc, %for.body8 ]
|
|
%add11 = add nsw i32 %k.046, %add
|
|
%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add11
|
|
%0 = load i32, i32* %arrayidx, align 4
|
|
%add12 = add nsw i32 %0, 1
|
|
%mo = mul i32 %m, %o
|
|
%add111 = sub nsw i32 %add11, %mo
|
|
%arrayidx2 = getelementptr inbounds i32, i32* %A, i32 %add111
|
|
store i32 %add12, i32* %arrayidx2, align 4
|
|
%inc = add nuw nsw i32 %k.046, 1
|
|
%exitcond = icmp eq i32 %inc, %o
|
|
br i1 %exitcond, label %for.cond.cleanup7, label %for.body8
|
|
|
|
for.cond.cleanup7: ; preds = %for.body8, %for.cond5.preheader
|
|
%inc20 = add nuw nsw i32 %j.048, 1
|
|
%exitcond51 = icmp eq i32 %inc20, %m
|
|
br i1 %exitcond51, label %for.cond.cleanup3, label %for.cond5.preheader
|
|
|
|
for.cond.cleanup3: ; preds = %for.cond.cleanup7, %for.cond1.preheader
|
|
%inc23 = add nuw nsw i32 %i.050, 1
|
|
%exitcond52 = icmp eq i32 %inc23, %n
|
|
br i1 %exitcond52, label %for.cond.cleanup, label %for.cond1.preheader
|
|
|
|
for.cond.cleanup: ; preds = %for.cond.cleanup3, %entry
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: t8
|
|
;; for (int i = 0; i < n; i++)
|
|
;; for (int j = 0; j < m; j++)
|
|
;; for (int k = 1; k < o; k++)
|
|
;; = A[i*m*o + j*o + k]
|
|
;; A[i*m*o + j*o + k - 1] =
|
|
define void @t8(i32 %n, i32 %m, i32 %o, i32* nocapture %A) {
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - consistent anti [0 0 1]!
|
|
; CHECK: da analyze - none!
|
|
entry:
|
|
%cmp49 = icmp sgt i32 %n, 0
|
|
br i1 %cmp49, label %for.cond1.preheader.lr.ph, label %for.cond.cleanup
|
|
|
|
for.cond1.preheader.lr.ph: ; preds = %entry
|
|
%cmp247 = icmp sgt i32 %m, 0
|
|
%cmp645 = icmp sgt i32 %o, 0
|
|
br label %for.cond1.preheader
|
|
|
|
for.cond1.preheader: ; preds = %for.cond.cleanup3, %for.cond1.preheader.lr.ph
|
|
%i.050 = phi i32 [ 0, %for.cond1.preheader.lr.ph ], [ %inc23, %for.cond.cleanup3 ]
|
|
br i1 %cmp247, label %for.cond5.preheader.lr.ph, label %for.cond.cleanup3
|
|
|
|
for.cond5.preheader.lr.ph: ; preds = %for.cond1.preheader
|
|
%mul = mul nsw i32 %i.050, %m
|
|
br label %for.cond5.preheader
|
|
|
|
for.cond5.preheader: ; preds = %for.cond.cleanup7, %for.cond5.preheader.lr.ph
|
|
%j.048 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc20, %for.cond.cleanup7 ]
|
|
br i1 %cmp645, label %for.body8.lr.ph, label %for.cond.cleanup7
|
|
|
|
for.body8.lr.ph: ; preds = %for.cond5.preheader
|
|
%mul944 = add i32 %j.048, %mul
|
|
%add = mul i32 %mul944, %o
|
|
br label %for.body8
|
|
|
|
for.body8: ; preds = %for.body8, %for.body8.lr.ph
|
|
%k.046 = phi i32 [ 1, %for.body8.lr.ph ], [ %inc, %for.body8 ]
|
|
%add11 = add nsw i32 %k.046, %add
|
|
%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add11
|
|
%0 = load i32, i32* %arrayidx, align 4
|
|
%add12 = add nsw i32 %0, 1
|
|
%add111 = sub nsw i32 %add11, 1
|
|
%arrayidx2 = getelementptr inbounds i32, i32* %A, i32 %add111
|
|
store i32 %add12, i32* %arrayidx2, align 4
|
|
%inc = add nuw nsw i32 %k.046, 1
|
|
%exitcond = icmp eq i32 %inc, %o
|
|
br i1 %exitcond, label %for.cond.cleanup7, label %for.body8
|
|
|
|
for.cond.cleanup7: ; preds = %for.body8, %for.cond5.preheader
|
|
%inc20 = add nuw nsw i32 %j.048, 1
|
|
%exitcond51 = icmp eq i32 %inc20, %m
|
|
br i1 %exitcond51, label %for.cond.cleanup3, label %for.cond5.preheader
|
|
|
|
for.cond.cleanup3: ; preds = %for.cond.cleanup7, %for.cond1.preheader
|
|
%inc23 = add nuw nsw i32 %i.050, 1
|
|
%exitcond52 = icmp eq i32 %inc23, %n
|
|
br i1 %exitcond52, label %for.cond.cleanup, label %for.cond1.preheader
|
|
|
|
for.cond.cleanup: ; preds = %for.cond.cleanup3, %entry
|
|
ret void
|
|
}
|
|
|
|
|
|
; CHECK-LABEL: test_sizes
|
|
define double @test_sizes(i16 %h, i16 %N, i16* nocapture %array) {
|
|
; CHECK: da analyze - consistent input [0 S]!
|
|
; CHECK: da analyze - anti [* *|<]!
|
|
; CHECK: da analyze - output [* *]!
|
|
entry:
|
|
%cmp28 = icmp sgt i16 %N, 1
|
|
br i1 %cmp28, label %for.body.lr.ph, label %for.end12
|
|
|
|
for.body.lr.ph: ; preds = %entry
|
|
%cmp425 = icmp slt i16 %h, 0
|
|
%0 = add i16 %h, 1
|
|
%wide.trip.count = zext i16 %N to i32
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.inc10, %for.body.lr.ph
|
|
%indvars.iv32 = phi i32 [ 1, %for.body.lr.ph ], [ %indvars.iv.next33, %for.inc10 ]
|
|
%indvars.iv = phi i16 [ 2, %for.body.lr.ph ], [ %indvars.iv.next, %for.inc10 ]
|
|
br i1 %cmp425, label %for.inc10, label %for.body5.lr.ph
|
|
|
|
for.body5.lr.ph: ; preds = %for.body
|
|
%1 = sext i16 %indvars.iv to i32
|
|
%arrayidx = getelementptr inbounds i16, i16* %array, i32 %indvars.iv32
|
|
br label %for.body5
|
|
|
|
for.body5: ; preds = %for.body5, %for.body5.lr.ph
|
|
%indvars.iv30 = phi i32 [ %indvars.iv.next31, %for.body5 ], [ %1, %for.body5.lr.ph ]
|
|
%j.027 = phi i16 [ %inc, %for.body5 ], [ 0, %for.body5.lr.ph ]
|
|
%2 = load i16, i16* %arrayidx, align 4
|
|
%add6 = add nsw i16 %2, %j.027
|
|
%arrayidx8 = getelementptr inbounds i16, i16* %array, i32 %indvars.iv30
|
|
store i16 %add6, i16* %arrayidx8, align 4
|
|
%inc = add nuw nsw i16 %j.027, 1
|
|
%indvars.iv.next31 = add nsw i32 %indvars.iv30, 1
|
|
%exitcond = icmp eq i16 %inc, %0
|
|
br i1 %exitcond, label %for.inc10, label %for.body5
|
|
|
|
for.inc10: ; preds = %for.body5, %for.body
|
|
%indvars.iv.next33 = add nuw nsw i32 %indvars.iv32, 1
|
|
%indvars.iv.next = add i16 %indvars.iv, %0
|
|
%exitcond34 = icmp eq i32 %indvars.iv.next33, %wide.trip.count
|
|
br i1 %exitcond34, label %for.end12, label %for.body
|
|
|
|
for.end12: ; preds = %for.inc10, %entry
|
|
ret double undef
|
|
}
|
|
|
|
|
|
; CHECK-LABEL: nonnegative
|
|
define void @nonnegative(i32* nocapture %A, i32 %N) {
|
|
; CHECK: da analyze - none!
|
|
; CHECK: da analyze - consistent output [0 0|<]!
|
|
; CHECK: da analyze - none!
|
|
entry:
|
|
%cmp44 = icmp eq i32 %N, 0
|
|
br i1 %cmp44, label %exit, label %for.outer
|
|
|
|
for.outer:
|
|
%h.045 = phi i32 [ %add19, %for.latch ], [ 0, %entry ]
|
|
%mul = mul i32 %h.045, %N
|
|
br label %for.inner
|
|
|
|
for.inner:
|
|
%i.043 = phi i32 [ 0, %for.outer ], [ %add16, %for.inner ]
|
|
%add = add i32 %i.043, %mul
|
|
%arrayidx = getelementptr inbounds i32, i32* %A, i32 %add
|
|
store i32 1, i32* %arrayidx, align 4
|
|
store i32 2, i32* %arrayidx, align 4
|
|
%add16 = add nuw i32 %i.043, 1
|
|
%exitcond46 = icmp eq i32 %add16, %N
|
|
br i1 %exitcond46, label %for.latch, label %for.inner
|
|
|
|
for.latch:
|
|
%add19 = add nuw i32 %h.045, 1
|
|
%exitcond47 = icmp eq i32 %add19, %N
|
|
br i1 %exitcond47, label %exit, label %for.outer
|
|
|
|
exit:
|
|
ret void
|
|
}
|