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0bf184e59c
Also give a more suitable name to the MMI-optimized IDCT; it is not PS2-specific, as the name currently suggests.
180 lines
5.8 KiB
C
180 lines
5.8 KiB
C
/*
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* copyright (c) 2002 Leon van Stuivenberg
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_MIPS_MMI_H
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#define AVCODEC_MIPS_MMI_H
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#include <stdint.h>
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#include "libavcodec/dsputil.h"
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void ff_mmi_idct_put(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_mmi_idct_add(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_mmi_idct(DCTELEM *block);
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#define align16 __attribute__ ((aligned (16)))
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/*
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#define r0 $zero
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#define r1 $at //assembler!
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#define r2 $v0 //return
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#define r3 $v1 //return
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#define r4 $a0 //arg
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#define r5 $a1 //arg
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#define r6 $a2 //arg
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#define r7 $a3 //arg
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#define r8 $t0 //temp
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#define r9 $t1 //temp
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#define r10 $t2 //temp
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#define r11 $t3 //temp
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#define r12 $t4 //temp
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#define r13 $t5 //temp
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#define r14 $t6 //temp
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#define r15 $t7 //temp
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#define r16 $s0 //saved temp
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#define r17 $s1 //saved temp
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#define r18 $s2 //saved temp
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#define r19 $s3 //saved temp
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#define r20 $s4 //saved temp
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#define r21 $s5 //saved temp
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#define r22 $s6 //saved temp
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#define r23 $s7 //saved temp
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#define r24 $t8 //temp
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#define r25 $t9 //temp
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#define r26 $k0 //kernel
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#define r27 $k1 //kernel
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#define r28 $gp //global ptr
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#define r29 $sp //stack ptr
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#define r30 $fp //frame ptr
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#define r31 $ra //return addr
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*/
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#define lq(base, off, reg) \
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__asm__ volatile ("lq " #reg ", %0("#base ")" : : "i" (off) )
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#define lq2(mem, reg) \
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__asm__ volatile ("lq " #reg ", %0" : : "r" (mem))
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#define sq(reg, off, base) \
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__asm__ volatile ("sq " #reg ", %0("#base ")" : : "i" (off) )
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/*
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#define ld(base, off, reg) \
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__asm__ volatile ("ld " #reg ", " #off "("#base ")")
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*/
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#define ld3(base, off, reg) \
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__asm__ volatile (".word %0" : : "i" ( 0xdc000000 | (base<<21) | (reg<<16) | (off)))
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#define ldr3(base, off, reg) \
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__asm__ volatile (".word %0" : : "i" ( 0x6c000000 | (base<<21) | (reg<<16) | (off)))
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#define ldl3(base, off, reg) \
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__asm__ volatile (".word %0" : : "i" ( 0x68000000 | (base<<21) | (reg<<16) | (off)))
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/*
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#define sd(reg, off, base) \
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__asm__ volatile ("sd " #reg ", " #off "("#base ")")
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*/
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//seems assembler has bug encoding mnemonic 'sd', so DIY
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#define sd3(reg, off, base) \
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__asm__ volatile (".word %0" : : "i" ( 0xfc000000 | (base<<21) | (reg<<16) | (off)))
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#define sw(reg, off, base) \
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__asm__ volatile ("sw " #reg ", " #off "("#base ")")
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#define sq2(reg, mem) \
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__asm__ volatile ("sq " #reg ", %0" : : "m" (*(mem)))
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#define pinth(rs, rt, rd) \
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__asm__ volatile ("pinth " #rd ", " #rs ", " #rt )
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#define phmadh(rs, rt, rd) \
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__asm__ volatile ("phmadh " #rd ", " #rs ", " #rt )
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#define pcpyud(rs, rt, rd) \
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__asm__ volatile ("pcpyud " #rd ", " #rs ", " #rt )
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#define pcpyld(rs, rt, rd) \
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__asm__ volatile ("pcpyld " #rd ", " #rs ", " #rt )
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#define pcpyh(rt, rd) \
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__asm__ volatile ("pcpyh " #rd ", " #rt )
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#define paddw(rs, rt, rd) \
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__asm__ volatile ("paddw " #rd ", " #rs ", " #rt )
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#define pextlw(rs, rt, rd) \
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__asm__ volatile ("pextlw " #rd ", " #rs ", " #rt )
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#define pextuw(rs, rt, rd) \
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__asm__ volatile ("pextuw " #rd ", " #rs ", " #rt )
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#define pextlh(rs, rt, rd) \
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__asm__ volatile ("pextlh " #rd ", " #rs ", " #rt )
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#define pextuh(rs, rt, rd) \
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__asm__ volatile ("pextuh " #rd ", " #rs ", " #rt )
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#define psubw(rs, rt, rd) \
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__asm__ volatile ("psubw " #rd ", " #rs ", " #rt )
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#define psraw(rt, sa, rd) \
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__asm__ volatile ("psraw " #rd ", " #rt ", %0" : : "i"(sa) )
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#define ppach(rs, rt, rd) \
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__asm__ volatile ("ppach " #rd ", " #rs ", " #rt )
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#define ppacb(rs, rt, rd) \
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__asm__ volatile ("ppacb " #rd ", " #rs ", " #rt )
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#define prevh(rt, rd) \
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__asm__ volatile ("prevh " #rd ", " #rt )
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#define pmulth(rs, rt, rd) \
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__asm__ volatile ("pmulth " #rd ", " #rs ", " #rt )
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#define pmaxh(rs, rt, rd) \
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__asm__ volatile ("pmaxh " #rd ", " #rs ", " #rt )
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#define pminh(rs, rt, rd) \
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__asm__ volatile ("pminh " #rd ", " #rs ", " #rt )
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#define pinteh(rs, rt, rd) \
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__asm__ volatile ("pinteh " #rd ", " #rs ", " #rt )
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#define paddh(rs, rt, rd) \
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__asm__ volatile ("paddh " #rd ", " #rs ", " #rt )
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#define psubh(rs, rt, rd) \
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__asm__ volatile ("psubh " #rd ", " #rs ", " #rt )
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#define psrah(rt, sa, rd) \
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__asm__ volatile ("psrah " #rd ", " #rt ", %0" : : "i"(sa) )
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#define pmfhl_uw(rd) \
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__asm__ volatile ("pmfhl.uw " #rd)
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#define pextlb(rs, rt, rd) \
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__asm__ volatile ("pextlb " #rd ", " #rs ", " #rt )
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#endif /* AVCODEC_MIPS_MMI_H */
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