32 lines
1.1 KiB
LLVM
32 lines
1.1 KiB
LLVM
; RUN: opt -passes=rewrite-statepoints-for-gc,verify -S < %s | FileCheck %s
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declare ptr addrspace(1) @gc_call()
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declare ptr @fake_personality_function()
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define ptr addrspace(1) @test(i1 %c) gc "statepoint-example" personality ptr @fake_personality_function {
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; CHECK-LABEL: @test(
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entry:
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br i1 %c, label %gc_invoke, label %normal_dest
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gc_invoke:
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; CHECK: [[TOKEN:%[^ ]+]] = invoke token {{[^@]+}}@llvm.experimental.gc.statepoint{{[^@]+}}@gc_call
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%obj = invoke ptr addrspace(1) @gc_call() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
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to label %normal_dest unwind label %unwind_dest
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unwind_dest:
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; CHECK: unwind_dest:
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%lpad = landingpad { ptr, i32 }
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cleanup
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resume { ptr, i32 } undef
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; CHECK: [[NORMAL_DEST_SPLIT:[^:]+:]]
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; CHECK-NEXT: [[RET_VAL:%[^ ]+]] = call ptr addrspace(1) @llvm.experimental.gc.result.p1(token [[TOKEN]])
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; CHECK-NEXT: br label %normal_dest
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normal_dest:
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; CHECK: normal_dest:
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; CHECK-NEXT: %merge = phi ptr addrspace(1) [ null, %entry ], [ %obj2, %normal_dest1 ]
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%merge = phi ptr addrspace(1) [ null, %entry ], [ %obj, %gc_invoke ]
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ret ptr addrspace(1) %merge
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}
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