# Copyright (c) 2021-2022 Huawei Device Co., Ltd.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

.record A {
    A a
}

.function i32 foo_i() <external>
.function i32 foo_iA(A a0) <external>
.function A foo_AA(A a0) <external>

#! CHECKER      Definition with phi input in the same block
#! RUN_LLVM     options: "--compiler-regex=_GLOBAL::liveness_0 \
#!              --llvm-gc-check=true --llvm-dump-after"
#! READ_FILE    "console.out"
#! INST         /%v5[0-9]* = phi ptr addrspace\(271\).* \[ %v9[0-9]*.rel.*, .* \]/
.function i32 liveness_0() {
    newobj v0, A
backedge:
    call foo_AA, v0  # the definition and the phi input are in the same block
    sta.obj v0
    call foo_i       # a statepoint
    jeqz backedge
    return
exit:
    ldai 42
    return
}

#! CHECKER      Do not propagate null value as a phi input
#! RUN_LLVM     options: "--compiler-regex=_GLOBAL::liveness_1 \
#!              --llvm-gc-check=true --llvm-dump-after"
#! READ_FILE    "console.out"
#! INST_NOT     "(null, null)"
.function i32 liveness_1() {
    newobj v0, A
backedge:
    call foo_iA, v0
    mov.null v0
    jeqz backedge
    return
}