# 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.

#! CHECKER      Check if LenArray is not less than zero is eliminated
#! RUN          force_jit: true, options: "--compiler-inlining=false", entry: "_GLOBAL::main1"
#! METHOD       "_GLOBAL::check_lt"
#! PASS_AFTER   "IrBuilder"
#! INST         "LenArray"
#! INST_NEXT    "IfImm"
#! PASS_AFTER   "Codegen"
#! INST_NOT     "LenArray"

.function i32 check_lt(i32[] a0) {
    movi v0, 0
    lenarr a0
    jltz success
    ldai 0
    return
success:
    ldai 1
    return
}

.function u1 main1() {
    movi v1, 3
    newarr v0, v1, i32[]
    call check_lt, v0
    return
}

#! CHECKER      Check if LenArray is greater than zero is not eliminated
#! RUN          force_jit: true, options: "--compiler-inlining=false", entry: "_GLOBAL::main2"
#! METHOD       "_GLOBAL::check_le"
#! PASS_AFTER   "Codegen"
#! INST         "LenArray"
#! INST_NEXT    "IfImm"

.function i32 check_le(i32[] a0) {
    movi v0, 0
    lenarr a0
    jlez success
    ldai 0
    return
success:
    ldai 1
    return
}

.function u1 main2() {
    movi v1, 3
    newarr v0, v1, i32[]
    call check_le, v0
    jnez fail
    movi v2, 0
    newarr v3, v2, i32[]
    call check_le, v3
    jeqz fail
    ldai 0
    return
fail:
    ldai 1
    return
}