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/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
vi: set et ft=asm ts=8 sw=8 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program 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; version 2 of the License. │
This program 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 this program; if not, write to the Free Software │
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/macros.h"
.text.startup
/ Seventeen byte decompressor.
/
/ @param di points to output buffer
/ @param si points to uint8_t {len₁,byte₁}, ..., {0,0}
/ @mode long,legacy,real
rldecode:
.leafprologue
.profilable
xor %ecx,%ecx
0: lodsb
xchg %al,%cl
lodsb
jrcxz 2f
1: stosb
.loop 1b
jmp 0b
2: .leafepilogue
.endfn rldecode,globl
.source __FILE__