forked from OSchip/llvm-project
27 lines
1.1 KiB
LLVM
27 lines
1.1 KiB
LLVM
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; XFAIL: *
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; RUN: opt -safepoint-ir-verifier-print-only -verify-safepoint-ir -S %s 2>&1 | FileCheck %s
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; In %merge %val.unrelocated, %ptr and %arg should be unrelocated.
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; FIXME: if this test fails it is a false-positive alarm. IR is correct.
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define void @test.unrelocated-phi.ok(i8 addrspace(1)* %arg) gc "statepoint-example" {
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; CHECK-LABEL: Verifying gc pointers in function: test.unrelocated-phi.ok
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bci_0:
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%ptr = getelementptr i8, i8 addrspace(1)* %arg, i64 4
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br i1 undef, label %left, label %right
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left:
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%safepoint_token = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* undef, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0)
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br label %merge
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right:
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br label %merge
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merge:
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; CHECK: No illegal uses found by SafepointIRVerifier in: test.unrelocated-phi.ok
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%val.unrelocated = phi i8 addrspace(1)* [ %arg, %left ], [ %ptr, %right ]
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%c = icmp eq i8 addrspace(1)* %val.unrelocated, %arg
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ret void
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}
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declare token @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...)
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