57 lines
1.6 KiB
LLVM
57 lines
1.6 KiB
LLVM
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; RUN: opt < %s -partial-inliner -S | FileCheck %s
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; RUN: opt < %s -passes=partial-inliner -S | FileCheck %s
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; Function Attrs: nounwind
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declare void @foo(...) local_unnamed_addr #0
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; Function Attrs: noinline
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define i32 @caller(i32 (i32)* nocapture %arg, i32 (i32)* nocapture %arg1, i32 %arg2) local_unnamed_addr #1 {
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bb:
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%tmp = tail call i32 %arg(i32 %arg2) #0
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%tmp3 = tail call i32 %arg1(i32 %arg2) #0
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%tmp4 = add nsw i32 %tmp3, %tmp
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ret i32 %tmp4
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}
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; Function Attrs: nounwind
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define i32 @bar(i32 %arg) #0 {
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bb:
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%tmp = icmp slt i32 %arg, 0
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br i1 %tmp, label %bb1, label %bb2
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bb1: ; preds = %bb
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tail call void (...) @foo() #0
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tail call void (...) @foo() #0
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tail call void (...) @foo() #0
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tail call void (...) @foo() #0
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tail call void (...) @foo() #0
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tail call void (...) @foo() #0
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tail call void (...) @foo() #0
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tail call void (...) @foo() #0
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tail call void (...) @foo() #0
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br label %bb2
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bb2: ; preds = %bb1, %bb
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%tmp3 = phi i32 [ 0, %bb1 ], [ 1, %bb ]
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ret i32 %tmp3
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}
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; Function Attrs: nounwind
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define i32 @dummy_caller(i32 %arg) local_unnamed_addr #0 {
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bb:
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; CHECK-LABEL: @dummy_caller
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; check that caller is not wrongly inlined by partial inliner
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; CHECK: call i32 @caller
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; CHECK-NOT: call .* @bar
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%tmp = tail call i32 @caller(i32 (i32)* nonnull @bar, i32 (i32)* nonnull @bar, i32 %arg)
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ret i32 %tmp
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}
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attributes #0 = { nounwind }
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attributes #1 = { noinline }
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!llvm.ident = !{!0}
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!0 = !{!"clang version 5.0.0 (trunk 300897) (llvm/trunk 300947)"}
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