mirror of
https://github.com/c64scene-ar/llvm-6502.git
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44 lines
1.6 KiB
LLVM
44 lines
1.6 KiB
LLVM
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; RUN: opt < %s -loop-unroll -indvars -disable-output
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@b = external global i32, align 4
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; Function Attrs: nounwind uwtable
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define void @fn1() #0 {
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entry:
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br label %for.cond1thread-pre-split
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for.cond1thread-pre-split: ; preds = %for.inc8, %entry
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%storemerge1 = phi i32 [ 0, %entry ], [ %inc9, %for.inc8 ]
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br i1 undef, label %for.inc8, label %for.cond2.preheader.lr.ph
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for.cond2.preheader.lr.ph: ; preds = %for.cond1thread-pre-split
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br label %for.cond2.preheader
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for.cond2.preheader: ; preds = %for.inc5, %for.cond2.preheader.lr.ph
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br label %for.cond2
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for.cond2: ; preds = %for.body3, %for.cond2.preheader
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%storemerge = phi i32 [ %add, %for.body3 ], [ 0, %for.cond2.preheader ]
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%cmp = icmp slt i32 %storemerge, 1
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br i1 %cmp, label %for.body3, label %for.inc5
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for.body3: ; preds = %for.cond2
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%tobool4 = icmp eq i32 %storemerge, 0
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%add = add nsw i32 %storemerge, 1
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br i1 %tobool4, label %for.cond2, label %if.then
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if.then: ; preds = %for.body3
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store i32 %storemerge1, i32* @b, align 4
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ret void
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for.inc5: ; preds = %for.cond2
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br i1 undef, label %for.cond1.for.inc8_crit_edge, label %for.cond2.preheader
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for.cond1.for.inc8_crit_edge: ; preds = %for.inc5
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br label %for.inc8
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for.inc8: ; preds = %for.cond1.for.inc8_crit_edge, %for.cond1thread-pre-split
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%inc9 = add nsw i32 %storemerge1, 1
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br label %for.cond1thread-pre-split
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}
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