| /* |
| * 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 */ |
