quasar/testbench/tests/hello_world/hello_world.s

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// SPDX-License-Identifier: Apache-2.0
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// Copyright 2019 Western Digital Corporation or its affiliates.
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//
// 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.
//
// Assembly code for Hello World
// Not using only ALU ops for creating the string
#include "defines.h"
.section .text
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.global main
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main:
li x3, RV_SERIALIO
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la x4, hw_data
loop:
lb x5, 0(x4)
sb x5, 0(x3)
addi x4, x4, 1
bnez x5, loop
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ret
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.data
hw_data:
.ascii "----------------------------------\n"
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.ascii "Hello World from QUASAR 2.0 @LMDC !!\n"
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.ascii "----------------------------------\n"
.byte 0