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50 lines
1.0 KiB
50 lines
1.0 KiB
4 months ago
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; RUN: opt < %s -passes=partial-inliner -S 2>&1| FileCheck %s
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define i32 @callee1(i32 %arg) {
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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:
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br i1 undef, label %bb4, label %bb2
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bb2:
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br i1 undef, label %bb4, label %bb5
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bb4:
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%xx1 = phi i32 [ 1, %bb1 ], [ 9, %bb2 ]
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%xx2 = phi i32 [ 1, %bb1 ], [ 9, %bb2 ]
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%xx3 = phi i32 [ 1, %bb1 ], [ 9, %bb2 ]
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tail call void (...) @extern() #2
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br label %bb5
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bb5:
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%tmp6 = phi i32 [ 1, %bb2 ], [ 9, %bb4 ]
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ret i32 %tmp6
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}
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declare void @extern(...)
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define i32 @caller1(i32 %arg) {
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bb:
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;; partial inliner inlines callee to caller.
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; CHECK-LABEL: @caller1
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; CHECK: br i1
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; CHECK: br i1
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; CHECK-NOT: call i32 @callee1(
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%tmp = tail call i32 @callee1(i32 %arg)
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ret i32 %tmp
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}
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define i32 @caller2(i32 %arg) #0 {
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bb:
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;; partial inliner won't inline callee to caller because they have
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;; incompatible attributes.
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; CHECK-LABEL: @caller2
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; CHECK: call i32 @callee1(
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%tmp = tail call i32 @callee1(i32 %arg)
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ret i32 %tmp
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}
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attributes #0 = { "use-sample-profile" }
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