# 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 panda.String <external>
.record Convert <external>
.function u64 Convert.stringToU64(panda.String a0) <external>

.function i32 main(){
    # Convert.stringToU64("-1") == 18446744073709551615
    lda.str "-1"
    sta.obj v0
    call Convert.stringToU64, v0
    movi.64 v1, -1
    ucmp.64 v1
    jnez exit_failure

    # Convert.stringToU64("1") == 1
    lda.str "1"
    sta.obj v0
    call Convert.stringToU64, v0
    movi.64 v1, 1
    ucmp.64 v1
    jnez exit_failure

    # Convert.stringToU64("18446744073709551615") == 18446744073709551615
    lda.str "18446744073709551615"
    sta.obj v0
    call Convert.stringToU64, v0
    movi.64 v1, -1
    ucmp.64 v1
    jnez exit_failure

    ldai 0
    return

exit_failure:
    ldai 1
    return
}