|
|
|
|
/*
|
|
|
|
|
* Alpha optimized DSP utils
|
|
|
|
|
* copyright (c) 2002 Falk Hueffner <falk@debian.org>
|
|
|
|
|
*
|
|
|
|
|
* This file is part of FFmpeg.
|
|
|
|
|
*
|
|
|
|
|
* FFmpeg is free software; you can redistribute it and/or
|
|
|
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
|
|
|
* License as published by the Free Software Foundation; either
|
|
|
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
|
|
|
*
|
|
|
|
|
* FFmpeg 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
|
|
|
|
|
* Lesser General Public License for more details.
|
|
|
|
|
*
|
|
|
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
|
|
|
* License along with FFmpeg; if not, write to the Free Software
|
|
|
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* Some BSDs don't seem to have regdef.h... sigh */
|
|
|
|
|
#ifndef AVCODEC_ALPHA_REGDEF_H
|
|
|
|
|
#define AVCODEC_ALPHA_REGDEF_H
|
|
|
|
|
|
|
|
|
|
#define v0 $0 /* function return value */
|
|
|
|
|
|
|
|
|
|
#define t0 $1 /* temporary registers (caller-saved) */
|
|
|
|
|
#define t1 $2
|
|
|
|
|
#define t2 $3
|
|
|
|
|
#define t3 $4
|
|
|
|
|
#define t4 $5
|
|
|
|
|
#define t5 $6
|
|
|
|
|
#define t6 $7
|
|
|
|
|
#define t7 $8
|
|
|
|
|
|
|
|
|
|
#define s0 $9 /* saved-registers (callee-saved registers) */
|
|
|
|
|
#define s1 $10
|
|
|
|
|
#define s2 $11
|
|
|
|
|
#define s3 $12
|
|
|
|
|
#define s4 $13
|
|
|
|
|
#define s5 $14
|
|
|
|
|
#define s6 $15
|
|
|
|
|
#define fp s6 /* frame-pointer (s6 in frame-less procedures) */
|
|
|
|
|
|
|
|
|
|
#define a0 $16 /* argument registers (caller-saved) */
|
|
|
|
|
#define a1 $17
|
|
|
|
|
#define a2 $18
|
|
|
|
|
#define a3 $19
|
|
|
|
|
#define a4 $20
|
|
|
|
|
#define a5 $21
|
|
|
|
|
|
|
|
|
|
#define t8 $22 /* more temps (caller-saved) */
|
|
|
|
|
#define t9 $23
|
|
|
|
|
#define t10 $24
|
|
|
|
|
#define t11 $25
|
|
|
|
|
#define ra $26 /* return address register */
|
|
|
|
|
#define t12 $27
|
|
|
|
|
|
|
|
|
|
#define pv t12 /* procedure-variable register */
|
|
|
|
|
#define AT $at /* assembler temporary */
|
|
|
|
|
#define gp $29 /* global pointer */
|
|
|
|
|
#define sp $30 /* stack pointer */
|
|
|
|
|
#define zero $31 /* reads as zero, writes are noops */
|
|
|
|
|
|
|
|
|
|
/* Some nicer register names. */
|
|
|
|
|
#define ta t10
|
|
|
|
|
#define tb t11
|
|
|
|
|
#define tc t12
|
|
|
|
|
#define td AT
|
|
|
|
|
/* Danger: these overlap with the argument list and the return value */
|
|
|
|
|
#define te a5
|
|
|
|
|
#define tf a4
|
|
|
|
|
#define tg a3
|
|
|
|
|
#define th v0
|
|
|
|
|
|
|
|
|
|
#endif /* AVCODEC_ALPHA_REGDEF_H */
|
