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63 lines
1.8 KiB
LLVM
63 lines
1.8 KiB
LLVM
; RUN: opt %loadPolly -polly-detect-full-functions -polly-scop-inliner \
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; RUN: -polly-scops -analyze < %s | FileCheck %s
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; Check that we get the 2 nested loops by inlining `to_be_inlined` into
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; `inline_site`.
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; CHECK: Max Loop Depth: 2
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; static const int N = 1000;
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;
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; void to_be_inlined(int A[]) {
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; for(int i = 0; i < N; i++)
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; A[i] *= 10;
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; }
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;
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; void inline_site(int A[]) {
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; for(int i = 0; i < N; i++)
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; to_be_inlined(A);
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; }
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.12.0"
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define void @to_be_inlined(i32* %A) {
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entry:
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br label %entry.split
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entry.split: ; preds = %entry
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br label %for.body
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for.body: ; preds = %entry.split, %for.body
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%indvars.iv1 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next, %for.body ]
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%arrayidx = getelementptr inbounds i32, i32* %A, i64 %indvars.iv1
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%tmp = load i32, i32* %arrayidx, align 4
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%mul = mul nsw i32 %tmp, 10
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store i32 %mul, i32* %arrayidx, align 4
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%indvars.iv.next = add nuw nsw i64 %indvars.iv1, 1
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%exitcond = icmp eq i64 %indvars.iv.next, 1000
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body
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ret void
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}
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define void @inline_site(i32* %A) {
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entry:
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br label %entry.split
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entry.split: ; preds = %entry
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br label %for.body
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for.body: ; preds = %entry.split, %for.body
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%i.01 = phi i32 [ 0, %entry.split ], [ %inc, %for.body ]
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tail call void @to_be_inlined(i32* %A)
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%inc = add nuw nsw i32 %i.01, 1
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%exitcond = icmp eq i32 %inc, 1000
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body
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ret void
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}
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