rvlc.s

来自「君正早期ucos系统(只有早期的才不没有打包成库),MPLAYER,文件系统,图」· S 代码 · 共 2,114 行 · 第 1/2 页

.file	1 "rvlc.c"
.section .mdebug.abi32
.previous
.section	.text.rvlc_huffman_esc,"ax",@progbits
.align	2
.align	5
.ent	rvlc_huffman_esc
.type	rvlc_huffman_esc, @function
rvlc_huffman_esc:
.frame	$sp,48,$31		# vars= 0, regs= 8/0, args= 16, gp= 0
.mask	0x807f0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-48
sw	$22,40($sp)
sw	$17,20($sp)
sll	$22,$5,24
lui	$17,%hi(book_escape)
sw	$20,32($sp)
sw	$31,44($sp)
sw	$21,36($sp)
sw	$19,28($sp)
sw	$18,24($sp)
sw	$16,16($sp)
addiu	$2,$17,%lo(book_escape)
sra	$22,$22,24
move	$20,$4
blez	$22,$L2
lbu	$18,1($2)

lbu	$2,20($4)
beq	$2,$0,$L93
move	$16,$0

$L10:
addiu	$19,$17,%lo(book_escape)
$L105:
$L113:
$L114:
lw	$2,4($19)
beq	$16,$2,$L83
sltu	$2,$18,21

$L107:
beq	$2,$0,$L83
nop

addiu	$19,$19,8
lbu	$2,1($19)
subu	$2,$2,$18
andi	$17,$2,0x00ff
blez	$22,$L42
sll	$21,$16,$17

lbu	$2,20($20)
bne	$2,$0,$L44
move	$16,$0

beq	$17,$0,$L106
nop

lw	$7,8($20)
sltu	$2,$7,$17
bne	$2,$0,$L47
lui	$2,%hi(bitmask)

addiu	$2,$2,%lo(bitmask)
sll	$4,$17,2
addu	$4,$4,$2
lw	$3,0($20)
lw	$5,0($4)
subu	$2,$7,$17
srl	$3,$3,$2
and	$16,$3,$5
$L49:
lbu	$2,21($20)
bne	$2,$0,$L50
sltu	$2,$17,$7

beq	$2,$0,$L52
subu	$9,$7,$17

sw	$9,8($20)
$L50:
or	$16,$16,$21
$L54:
addu	$2,$18,$17
andi	$18,$2,0x00ff
$L98:
lw	$2,4($19)
bne	$16,$2,$L107
sltu	$2,$18,21

$L83:
lb	$2,0($19)
lw	$31,44($sp)
lw	$22,40($sp)
lw	$21,36($sp)
lw	$20,32($sp)
lw	$19,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,48

$L44:
$L106:
j	$L54
or	$16,$16,$21

$L42:
lbu	$2,20($20)
bne	$2,$0,$L108
move	$11,$0

beq	$17,$0,$L99
or	$16,$11,$21

lw	$9,8($20)
sltu	$2,$9,$17
beq	$2,$0,$L58
move	$4,$0

beq	$9,$0,$L95
move	$5,$0

lw	$8,0($20)
li	$7,1			# 0x1
subu	$2,$5,$9
$L109:
addiu	$4,$4,1
subu	$3,$17,$5
sll	$2,$7,$2
addiu	$3,$3,-1
andi	$5,$4,0x00ff
and	$2,$8,$2
sll	$6,$7,$3
move	$4,$5
beq	$2,$0,$L69
sltu	$3,$5,$9

or	$11,$11,$6
$L69:
bne	$3,$0,$L109
subu	$2,$5,$9

subu	$3,$17,$9
beq	$3,$0,$L67
nop

move	$8,$3
$L62:
lw	$10,4($20)
move	$4,$0
move	$6,$0
subu	$3,$3,$6
$L110:
subu	$5,$6,$9
addiu	$3,$3,-1
li	$2,1			# 0x1
addiu	$4,$4,1
sll	$7,$2,$3
sll	$2,$2,$5
andi	$6,$4,0x00ff
and	$2,$10,$2
sltu	$5,$6,$8
move	$4,$6
beq	$2,$0,$L74
move	$3,$8

or	$11,$11,$7
$L74:
bne	$5,$0,$L110
subu	$3,$3,$6

addu	$3,$3,$6
$L67:
lbu	$2,21($20)
$L103:
bne	$2,$0,$L99
or	$16,$11,$21

sltu	$2,$17,$9
bne	$2,$0,$L96
nop

lw	$3,4($20)
lw	$6,28($20)
sw	$3,0($20)
lw	$2,0($6)
lw	$7,16($20)
andi	$3,$2,0xff00
srl	$4,$2,8
srl	$5,$2,24
sll	$3,$3,8
andi	$4,$4,0xff00
sll	$2,$2,24
or	$4,$4,$5
or	$2,$2,$3
lw	$5,12($20)
subu	$3,$9,$17
or	$2,$2,$4
addiu	$6,$6,-4
addiu	$3,$3,32
addiu	$4,$7,4
sw	$2,4($20)
sw	$6,28($20)
sw	$3,8($20)
beq	$4,$5,$L97
sw	$4,16($20)

$L80:
sltu	$2,$5,$4
beq	$2,$0,$L76
li	$2,1

sb	$2,21($20)
$L76:
or	$16,$11,$21
$L99:
addu	$2,$18,$17
j	$L98
andi	$18,$2,0x00ff

$L108:
j	$L99
or	$16,$11,$21

$L47:
addiu	$2,$2,%lo(bitmask)
sll	$3,$7,2
addu	$3,$3,$2
lw	$6,0($3)
lw	$4,0($20)
subu	$5,$17,$7
lw	$3,4($20)
and	$4,$4,$6
subu	$2,$0,$5
srl	$3,$3,$2
sll	$4,$4,$5
j	$L49
or	$16,$4,$3

$L93:
beq	$18,$0,$L10
nop

lw	$7,8($4)
sltu	$2,$7,$18
bne	$2,$0,$L7
lui	$2,%hi(bitmask)

addiu	$2,$2,%lo(bitmask)
sll	$4,$18,2
addu	$4,$4,$2
lw	$3,0($20)
lw	$5,0($4)
subu	$2,$7,$18
srl	$3,$3,$2
and	$16,$3,$5
$L9:
lbu	$2,21($20)
bne	$2,$0,$L105
addiu	$19,$17,%lo(book_escape)

sltu	$2,$18,$7
beq	$2,$0,$L12
subu	$9,$7,$18

j	$L105
sw	$9,8($20)

$L52:
move	$4,$20
jal	faad_flushbits_ex
move	$5,$17

j	$L54
or	$16,$16,$21

$L58:
lw	$7,0($20)
move	$11,$0
move	$5,$0
li	$6,1			# 0x1
$L64:
subu	$2,$5,$9
addiu	$4,$4,1
subu	$3,$17,$5
sll	$2,$6,$2
andi	$5,$4,0x00ff
addiu	$3,$3,-1
and	$2,$7,$2
sll	$4,$6,$3
beq	$2,$0,$L65
sltu	$3,$5,$17

or	$11,$11,$4
$L65:
bne	$3,$0,$L64
move	$4,$5

j	$L103
lbu	$2,21($20)

$L2:
lbu	$2,20($4)
bne	$2,$0,$L10
move	$16,$0

beq	$18,$0,$L105
addiu	$19,$17,%lo(book_escape)

lw	$9,8($4)
sltu	$2,$9,$18
bne	$2,$0,$L100
move	$5,$0

lw	$7,0($4)
move	$4,$0
li	$6,1			# 0x1
$L23:
subu	$2,$5,$9
addiu	$4,$4,1
subu	$3,$18,$5
sll	$2,$6,$2
andi	$5,$4,0x00ff
addiu	$3,$3,-1
and	$2,$7,$2
sll	$4,$6,$3
beq	$2,$0,$L24
sltu	$3,$5,$18

or	$16,$16,$4
$L24:
bne	$3,$0,$L23
move	$4,$5

j	$L104
lbu	$2,21($20)

$L96:
subu	$9,$9,$17
j	$L99
sw	$9,8($20)

$L7:
addiu	$2,$2,%lo(bitmask)
sll	$3,$7,2
addu	$3,$3,$2
lw	$6,0($3)
lw	$4,0($4)
subu	$5,$18,$7
lw	$3,4($20)
and	$4,$4,$6
subu	$2,$0,$5
srl	$3,$3,$2
sll	$4,$4,$5
j	$L9
or	$16,$4,$3

$L100:
beq	$9,$0,$L101
subu	$2,$5,$9

lw	$8,0($4)
move	$16,$0
move	$4,$0
li	$7,1			# 0x1
$L111:
addiu	$4,$4,1
subu	$3,$18,$5
sll	$2,$7,$2
addiu	$3,$3,-1
andi	$5,$4,0x00ff
and	$2,$8,$2
sll	$6,$7,$3
move	$4,$5
beq	$2,$0,$L28
sltu	$3,$5,$9

or	$16,$16,$6
$L28:
bne	$3,$0,$L111
subu	$2,$5,$9

subu	$7,$18,$9
beq	$7,$0,$L26
nop

move	$3,$7
$L21:
lw	$10,4($20)
move	$4,$0
move	$6,$0
subu	$3,$3,$6
$L112:
subu	$5,$6,$9
addiu	$3,$3,-1
li	$2,1			# 0x1
addiu	$4,$4,1
sll	$8,$2,$3
sll	$2,$2,$5
andi	$6,$4,0x00ff
and	$2,$10,$2
sltu	$5,$6,$7
move	$4,$6
beq	$2,$0,$L33
move	$3,$7

or	$16,$16,$8
$L33:
bne	$5,$0,$L112
subu	$3,$3,$6

addu	$3,$3,$6
$L26:
lbu	$2,21($20)
$L104:
bne	$2,$0,$L105
addiu	$19,$17,%lo(book_escape)

sltu	$2,$18,$9
beq	$2,$0,$L36
nop

subu	$9,$9,$18
j	$L113
sw	$9,8($20)

$L97:
li	$2,1
j	$L80
sb	$2,20($20)

$L12:
move	$4,$20
jal	faad_flushbits_ex
move	$5,$18

j	$L105
addiu	$19,$17,%lo(book_escape)

$L95:
move	$3,$17
move	$8,$17
j	$L62
move	$11,$0

$L36:
lw	$3,4($20)
lw	$6,28($20)
sw	$3,0($20)
lw	$2,0($6)
lw	$7,16($20)
andi	$3,$2,0xff00
srl	$4,$2,8
srl	$5,$2,24
sll	$3,$3,8
andi	$4,$4,0xff00
sll	$2,$2,24
or	$2,$2,$3
or	$4,$4,$5
subu	$3,$9,$18
lw	$5,12($20)
or	$2,$2,$4
addiu	$6,$6,-4
addiu	$9,$3,32
addiu	$7,$7,4
sw	$2,4($20)
sw	$6,28($20)
sw	$9,8($20)
beq	$7,$5,$L102
sw	$7,16($20)

$L38:
sltu	$2,$5,$7
beq	$2,$0,$L105
addiu	$19,$17,%lo(book_escape)

li	$2,1
j	$L114
sb	$2,21($20)

$L102:
li	$2,1
j	$L38
sb	$2,20($20)

$L101:
move	$3,$18
move	$7,$18
j	$L21
move	$16,$0

.set	macro
.set	reorder
.end	rvlc_huffman_esc
.section	.text.rvlc_huffman_sf,"ax",@progbits
.align	2
.align	5
.ent	rvlc_huffman_sf
.type	rvlc_huffman_sf, @function
rvlc_huffman_sf:
.frame	$sp,56,$31		# vars= 0, regs= 9/0, args= 16, gp= 0
.mask	0x80ff0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-56
sw	$22,40($sp)
sw	$17,20($sp)
sll	$22,$6,24
lui	$17,%hi(book_rvlc)
sw	$23,44($sp)
sw	$20,32($sp)
sw	$31,48($sp)
sw	$21,36($sp)
sw	$19,28($sp)
sw	$18,24($sp)
sw	$16,16($sp)
addiu	$2,$17,%lo(book_rvlc)
sra	$22,$22,24
move	$20,$4
move	$23,$5
blez	$22,$L116
lbu	$18,1($2)

lbu	$2,20($4)
beq	$2,$0,$L214
move	$16,$0

$L124:
addiu	$19,$17,%lo(book_rvlc)
$L226:
$L234:
$L235:
lw	$2,4($19)
beq	$16,$2,$L197
sltu	$2,$18,10

$L228:
beq	$2,$0,$L197
nop

addiu	$19,$19,8
lbu	$2,1($19)
subu	$2,$2,$18
andi	$17,$2,0x00ff
blez	$22,$L156
sll	$21,$16,$17

lbu	$2,20($20)
bne	$2,$0,$L158
move	$16,$0

beq	$17,$0,$L227
nop

lw	$7,8($20)
sltu	$2,$7,$17
bne	$2,$0,$L161
lui	$2,%hi(bitmask)

addiu	$2,$2,%lo(bitmask)
sll	$4,$17,2
addu	$4,$4,$2
lw	$3,0($20)
lw	$5,0($4)
subu	$2,$7,$17
srl	$3,$3,$2
and	$16,$3,$5
$L163:
lbu	$2,21($20)
bne	$2,$0,$L164
sltu	$2,$17,$7

beq	$2,$0,$L166
subu	$9,$7,$17

sw	$9,8($20)
$L164:
or	$16,$16,$21
$L168:
addu	$2,$18,$17
andi	$18,$2,0x00ff
$L219:
lw	$2,4($19)
bne	$16,$2,$L228
sltu	$2,$18,10

$L197:
lb	$16,0($19)
li	$2,7			# 0x7
bne	$16,$2,$L199
move	$4,$23

jal	rvlc_huffman_esc
move	$5,$22

move	$3,$2
li	$2,99			# 0x63
beq	$3,$2,$L201
addiu	$2,$3,7

sll	$16,$2,24
sra	$16,$16,24
$L199:
li	$2,-7			# 0xfffffffffffffff9
bne	$16,$2,$L203
move	$4,$23

jal	rvlc_huffman_esc
move	$5,$22

move	$3,$2
li	$2,99			# 0x63
beq	$3,$2,$L201
subu	$2,$16,$3

sll	$16,$2,24
sra	$16,$16,24
$L203:
move	$2,$16
lw	$31,48($sp)
lw	$23,44($sp)
lw	$22,40($sp)
lw	$21,36($sp)
lw	$20,32($sp)
lw	$19,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,56

$L158:
$L227:
j	$L168
or	$16,$16,$21

$L156:
lbu	$2,20($20)
bne	$2,$0,$L229
move	$11,$0

beq	$17,$0,$L220
or	$16,$11,$21

lw	$9,8($20)
sltu	$2,$9,$17
beq	$2,$0,$L172
move	$4,$0

beq	$9,$0,$L216
move	$5,$0

lw	$8,0($20)
li	$7,1			# 0x1
subu	$2,$5,$9
$L230:
addiu	$4,$4,1
subu	$3,$17,$5
sll	$2,$7,$2
addiu	$3,$3,-1
andi	$5,$4,0x00ff
and	$2,$8,$2
sll	$6,$7,$3
move	$4,$5
beq	$2,$0,$L183
sltu	$3,$5,$9

or	$11,$11,$6
$L183:
bne	$3,$0,$L230
subu	$2,$5,$9

subu	$3,$17,$9
beq	$3,$0,$L181
nop

move	$8,$3
$L176:
lw	$10,4($20)
move	$4,$0
move	$6,$0
subu	$3,$3,$6
$L231:
subu	$5,$6,$9
addiu	$3,$3,-1
li	$2,1			# 0x1
addiu	$4,$4,1
sll	$7,$2,$3
sll	$2,$2,$5
andi	$6,$4,0x00ff
and	$2,$10,$2
sltu	$5,$6,$8
move	$4,$6
beq	$2,$0,$L188
move	$3,$8

or	$11,$11,$7
$L188:
bne	$5,$0,$L231
subu	$3,$3,$6

addu	$3,$3,$6
$L181:
lbu	$2,21($20)
$L224:
bne	$2,$0,$L220
or	$16,$11,$21

sltu	$2,$17,$9
bne	$2,$0,$L217
nop

lw	$3,4($20)
lw	$6,28($20)
sw	$3,0($20)
lw	$2,0($6)
lw	$7,16($20)
andi	$3,$2,0xff00
srl	$4,$2,8
srl	$5,$2,24
sll	$3,$3,8
andi	$4,$4,0xff00
sll	$2,$2,24
or	$4,$4,$5
or	$2,$2,$3
lw	$5,12($20)
subu	$3,$9,$17
or	$2,$2,$4
addiu	$6,$6,-4
addiu	$3,$3,32
addiu	$4,$7,4
sw	$2,4($20)
sw	$6,28($20)
sw	$3,8($20)
beq	$4,$5,$L218
sw	$4,16($20)

$L194:
sltu	$2,$5,$4
beq	$2,$0,$L190
li	$2,1

sb	$2,21($20)
$L190:
or	$16,$11,$21
$L220:
addu	$2,$18,$17
j	$L219
andi	$18,$2,0x00ff

$L229:
j	$L220
or	$16,$11,$21

$L161:
addiu	$2,$2,%lo(bitmask)
sll	$3,$7,2
addu	$3,$3,$2
lw	$6,0($3)
lw	$4,0($20)
subu	$5,$17,$7
lw	$3,4($20)
and	$4,$4,$6
subu	$2,$0,$5
srl	$3,$3,$2
sll	$4,$4,$5
j	$L163
or	$16,$4,$3

$L214:
beq	$18,$0,$L124
nop

lw	$7,8($4)
sltu	$2,$7,$18
bne	$2,$0,$L121
lui	$2,%hi(bitmask)

addiu	$2,$2,%lo(bitmask)
sll	$4,$18,2
addu	$4,$4,$2
lw	$3,0($20)
lw	$5,0($4)
subu	$2,$7,$18
srl	$3,$3,$2
and	$16,$3,$5
$L123:
lbu	$2,21($20)
bne	$2,$0,$L226
addiu	$19,$17,%lo(book_rvlc)

sltu	$2,$18,$7
beq	$2,$0,$L126
subu	$9,$7,$18

j	$L226
sw	$9,8($20)

$L166:
move	$4,$20
jal	faad_flushbits_ex
move	$5,$17

j	$L168
or	$16,$16,$21

$L201:
lw	$31,48($sp)
lw	$23,44($sp)
lw	$22,40($sp)
lw	$21,36($sp)
lw	$20,32($sp)
lw	$19,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
li	$2,99			# 0x63
j	$31
addiu	$sp,$sp,56

$L172:
lw	$7,0($20)
move	$11,$0
move	$5,$0
li	$6,1			# 0x1
$L178:
subu	$2,$5,$9
addiu	$4,$4,1
subu	$3,$17,$5
sll	$2,$6,$2
andi	$5,$4,0x00ff
addiu	$3,$3,-1
and	$2,$7,$2
sll	$4,$6,$3
beq	$2,$0,$L179
sltu	$3,$5,$17

or	$11,$11,$4
$L179:
bne	$3,$0,$L178
move	$4,$5

j	$L224
lbu	$2,21($20)

$L116:
lbu	$2,20($4)
bne	$2,$0,$L124
move	$16,$0

beq	$18,$0,$L226
addiu	$19,$17,%lo(book_rvlc)

lw	$9,8($4)
sltu	$2,$9,$18
bne	$2,$0,$L221
move	$5,$0

lw	$7,0($4)
move	$4,$0
li	$6,1			# 0x1
$L137:
subu	$2,$5,$9
addiu	$4,$4,1
subu	$3,$18,$5
sll	$2,$6,$2
andi	$5,$4,0x00ff
addiu	$3,$3,-1
and	$2,$7,$2
sll	$4,$6,$3
beq	$2,$0,$L138
sltu	$3,$5,$18

or	$16,$16,$4
$L138:
bne	$3,$0,$L137
move	$4,$5

j	$L225
lbu	$2,21($20)

$L217:
subu	$9,$9,$17
j	$L220
sw	$9,8($20)

$L121:
addiu	$2,$2,%lo(bitmask)
sll	$3,$7,2
addu	$3,$3,$2
lw	$6,0($3)
lw	$4,0($4)
subu	$5,$18,$7
lw	$3,4($20)
and	$4,$4,$6
subu	$2,$0,$5
srl	$3,$3,$2
sll	$4,$4,$5
j	$L123
or	$16,$4,$3

$L221:
beq	$9,$0,$L222
subu	$2,$5,$9

lw	$8,0($4)
move	$16,$0
move	$4,$0
li	$7,1			# 0x1
$L232:
addiu	$4,$4,1
subu	$3,$18,$5
sll	$2,$7,$2
addiu	$3,$3,-1
andi	$5,$4,0x00ff
and	$2,$8,$2
sll	$6,$7,$3
move	$4,$5
beq	$2,$0,$L142
sltu	$3,$5,$9

or	$16,$16,$6
$L142:
bne	$3,$0,$L232
subu	$2,$5,$9

subu	$7,$18,$9
beq	$7,$0,$L140
nop

move	$3,$7
$L135:
lw	$10,4($20)
move	$4,$0
move	$6,$0
subu	$3,$3,$6
$L233:
subu	$5,$6,$9
addiu	$3,$3,-1
li	$2,1			# 0x1
addiu	$4,$4,1
sll	$8,$2,$3
sll	$2,$2,$5
andi	$6,$4,0x00ff
and	$2,$10,$2
sltu	$5,$6,$7
move	$4,$6
beq	$2,$0,$L147
move	$3,$7

or	$16,$16,$8
$L147:
bne	$5,$0,$L233
subu	$3,$3,$6

addu	$3,$3,$6
$L140:
lbu	$2,21($20)
$L225:
bne	$2,$0,$L226
addiu	$19,$17,%lo(book_rvlc)

sltu	$2,$18,$9
beq	$2,$0,$L150
nop

subu	$9,$9,$18
j	$L234
sw	$9,8($20)

$L218:
li	$2,1
j	$L194
sb	$2,20($20)

$L126:
move	$4,$20
jal	faad_flushbits_ex
move	$5,$18

j	$L226
addiu	$19,$17,%lo(book_rvlc)

$L216:
move	$3,$17
move	$8,$17
j	$L176
move	$11,$0

$L150:
lw	$3,4($20)
lw	$6,28($20)
sw	$3,0($20)
lw	$2,0($6)
lw	$7,16($20)
andi	$3,$2,0xff00
srl	$4,$2,8
srl	$5,$2,24
sll	$3,$3,8
andi	$4,$4,0xff00
sll	$2,$2,24
or	$2,$2,$3
or	$4,$4,$5
subu	$3,$9,$18
lw	$5,12($20)
or	$2,$2,$4
addiu	$6,$6,-4
addiu	$9,$3,32
addiu	$7,$7,4
sw	$2,4($20)
sw	$6,28($20)
sw	$9,8($20)
beq	$7,$5,$L223
sw	$7,16($20)

$L152:
sltu	$2,$5,$7
beq	$2,$0,$L226
addiu	$19,$17,%lo(book_rvlc)

li	$2,1
j	$L235
sb	$2,21($20)

$L223:
li	$2,1
j	$L152
sb	$2,20($20)

$L222:
move	$3,$18
move	$7,$18
j	$L135
move	$16,$0

.set	macro
.set	reorder
.end	rvlc_huffman_sf
.section	.text.rvlc_decode_scale_factors,"ax",@progbits
.align	2
.align	5
.globl	rvlc_decode_scale_factors
.ent	rvlc_decode_scale_factors
.type	rvlc_decode_scale_factors, @function
rvlc_decode_scale_factors:
.frame	$sp,144,$31		# vars= 88, regs= 10/0, args= 16, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0