32 lines
957 B
C
32 lines
957 B
C
|
/* Copyright (C) 2020 deesix <deesix@tuta.io>
|
||
|
* This file is part of M2-Planet.
|
||
|
*
|
||
|
* M2-Planet is free software: you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License as published by
|
||
|
* the Free Software Foundation, either version 3 of the License, or
|
||
|
* (at your option) any later version.
|
||
|
*
|
||
|
* M2-Planet is distributed in the hope that it will be useful,
|
||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
* GNU General Public License for more details.
|
||
|
*
|
||
|
* You should have received a copy of the GNU General Public License
|
||
|
* along with M2-Planet. If not, see <http://www.gnu.org/licenses/>.
|
||
|
*/
|
||
|
|
||
|
int getchar()
|
||
|
{
|
||
|
asm("SET_X0_TO_0"
|
||
|
"PUSH_X0"
|
||
|
"SET_X1_FROM_SP"
|
||
|
"SET_X2_TO_1"
|
||
|
"SET_X8_TO_SYS_READ"
|
||
|
"SYSCALL"
|
||
|
"SET_X1_TO_0"
|
||
|
"CMP_X1_X0"
|
||
|
"POP_X0"
|
||
|
"SKIP_INST_NE"
|
||
|
"SET_X0_TO_MINUS_1");
|
||
|
}
|