pcm.s

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.file	1 "pcm.c"
.section .mdebug.abi32
.previous
.section	.text.alaw2linear,"ax",@progbits
.align	2
.align	5
.ent	alaw2linear
.type	alaw2linear, @function
alaw2linear:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

andi	$4,$4,0x00ff
xori	$6,$4,0x55
andi	$3,$6,0xf
andi	$4,$6,0x70
addiu	$2,$3,33
srl	$4,$4,4
addu	$2,$3,$2
addiu	$5,$4,2
sll	$5,$2,$5
bne	$4,$0,$L4
sll	$3,$3,4

addiu	$5,$3,8
$L4:
srl	$3,$6,7
subu	$2,$0,$5
movz	$5,$2,$3
j	$31
move	$2,$5

.set	macro
.set	reorder
.end	alaw2linear
.section	.text.ulaw2linear,"ax",@progbits
.align	2
.align	5
.ent	ulaw2linear
.type	ulaw2linear, @function
ulaw2linear:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

nor	$4,$0,$4
andi	$4,$4,0x00ff
andi	$2,$4,0xf
andi	$3,$4,0x70
sll	$2,$2,3
addiu	$2,$2,132
srl	$3,$3,4
sll	$4,$4,24
sll	$2,$2,$3
li	$5,132			# 0x84
sra	$4,$4,24
bltz	$4,$L12
subu	$5,$5,$2

addiu	$5,$2,-132
$L12:
j	$31
move	$2,$5

.set	macro
.set	reorder
.end	ulaw2linear
.section	.text.pcm_encode_close,"ax",@progbits
.align	2
.align	5
.ent	pcm_encode_close
.type	pcm_encode_close, @function
pcm_encode_close:
.frame	$sp,24,$31		# vars= 0, regs= 1/0, args= 16, gp= 0
.mask	0x80000000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-24
sw	$31,16($sp)
jal	av_freep
addiu	$4,$4,408

lw	$31,16($sp)
move	$2,$0
j	$31
addiu	$sp,$sp,24

.set	macro
.set	reorder
.end	pcm_encode_close
.section	.text.pcm_decode_init,"ax",@progbits
.align	2
.align	5
.ent	pcm_decode_init
.type	pcm_decode_init, @function
pcm_decode_init:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lw	$2,132($4)
li	$6,65536			# 0x10000
lw	$5,8($2)
ori	$3,$6,0x6
beq	$5,$3,$L18
lw	$4,136($4)

ori	$2,$6,0x7
beq	$5,$2,$L34
move	$2,$0

j	$31
nop

$L18:
move	$5,$4
move	$6,$0
li	$8,132			# 0x84
li	$7,256			# 0x100
$L26:
nor	$2,$0,$6
andi	$2,$2,0x00ff
andi	$3,$2,0xf
andi	$4,$2,0x70
sll	$3,$3,3
srl	$4,$4,4
addiu	$3,$3,132
sll	$2,$2,24
sll	$3,$3,$4
sra	$2,$2,24
bltz	$2,$L29
subu	$4,$8,$3

addiu	$4,$3,-132
$L29:
addiu	$6,$6,1
sh	$4,0($5)
bne	$6,$7,$L26
addiu	$5,$5,2

j	$31
move	$2,$0

$L34:
move	$7,$4
move	$8,$0
li	$9,256			# 0x100
$L20:
xori	$2,$8,0x55
andi	$6,$2,0x00ff
andi	$3,$6,0xf
andi	$4,$6,0x70
addiu	$2,$3,33
srl	$4,$4,4
addu	$2,$3,$2
addiu	$5,$4,2
sll	$5,$2,$5
bne	$4,$0,$L23
sll	$3,$3,4

addiu	$5,$3,8
$L23:
srl	$3,$6,7
subu	$2,$0,$5
movz	$5,$2,$3
addiu	$8,$8,1
sh	$5,0($7)
bne	$8,$9,$L20
addiu	$7,$7,2

j	$31
move	$2,$0

.set	macro
.set	reorder
.end	pcm_decode_init
.section	.text.pcm_encode_init,"ax",@progbits
.align	2
.align	5
.ent	pcm_encode_init
.type	pcm_encode_init, @function
pcm_encode_init:
.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	$31,44($sp)
sw	$21,36($sp)
sw	$20,32($sp)
sw	$19,28($sp)
sw	$18,24($sp)
sw	$17,20($sp)
sw	$16,16($sp)
move	$22,$4
lw	$4,132($4)
li	$6,65536			# 0x10000
lw	$5,8($4)
li	$2,1			# 0x1
ori	$3,$6,0x6
beq	$5,$3,$L37
sw	$2,76($22)

ori	$2,$6,0x7
beq	$5,$2,$L76
lui	$2,%hi(linear_to_alaw+8192)

$L36:
lw	$2,8($4)
li	$3,-65536			# 0xffffffffffff0000
addu	$2,$2,$3
sltu	$4,$2,17
beq	$4,$0,$L61
lui	$3,%hi($L66)

sll	$2,$2,2
addiu	$3,$3,%lo($L66)
addu	$2,$2,$3
lw	$4,0($2)
j	$4
nop

.rdata
.align	2
.align	2
$L66:
.word	$L62
.word	$L62
.word	$L62
.word	$L62
.word	$L63
.word	$L63
.word	$L63
.word	$L63
.word	$L64
.word	$L64
.word	$L64
.word	$L64
.word	$L65
.word	$L65
.word	$L65
.word	$L65
.word	$L65
.section	.text.pcm_encode_init
$L63:
lw	$2,68($22)
sw	$2,272($22)
$L61:
jal	avcodec_alloc_frame
nop

li	$3,1			# 0x1
sw	$3,48($2)
sw	$2,408($22)
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)
move	$2,$0
j	$31
addiu	$sp,$sp,48

$L37:
lui	$2,%hi(linear_to_ulaw+8192)
addiu	$20,$2,%lo(linear_to_ulaw+8192)
move	$19,$0
move	$18,$0
li	$2,127			# 0x7f
$L77:
bne	$19,$2,$L51
andi	$16,$19,0x00ff

li	$17,8192			# 0x2000
$L53:
slt	$2,$18,$17
beq	$2,$0,$L55
sll	$2,$19,24

sra	$2,$2,24
xori	$6,$2,0x7f
move	$5,$18
addu	$4,$18,$20
subu	$3,$20,$18
nor	$2,$0,$2
$L56:
blez	$5,$L57
sb	$2,0($4)

sb	$6,0($3)
$L57:
addiu	$5,$5,1
addiu	$4,$4,1
bne	$5,$17,$L56
addiu	$3,$3,-1

move	$18,$5
$L55:
addiu	$19,$19,1
li	$2,128			# 0x80
bne	$19,$2,$L77
li	$2,127			# 0x7f

lui	$2,%hi(linear_to_ulaw)
addiu	$3,$2,%lo(linear_to_ulaw)
lbu	$4,1($3)
sb	$4,%lo(linear_to_ulaw)($2)
j	$L36
lw	$4,132($22)

$L51:
addiu	$4,$16,1
nor	$4,$0,$4
andi	$4,$4,0x00ff
jal	ulaw2linear
nor	$16,$0,$16

andi	$4,$16,0x00ff
jal	ulaw2linear
move	$17,$2

addiu	$2,$2,4
addu	$17,$17,$2
j	$L53
sra	$17,$17,3

$L76:
addiu	$20,$2,%lo(linear_to_alaw+8192)
move	$19,$0
move	$18,$0
li	$21,-43
li	$2,127			# 0x7f
$L78:
bne	$19,$2,$L40
andi	$17,$19,0x00ff

li	$16,8192			# 0x2000
$L42:
slt	$2,$18,$16
beq	$2,$0,$L44
li	$2,-43

sll	$3,$19,24
sra	$3,$3,24
xor	$7,$3,$2
move	$6,$18
xori	$3,$3,0x55
move	$2,$16
addu	$5,$18,$20
subu	$4,$20,$18
$L45:
blez	$6,$L46
sb	$7,0($5)

sb	$3,0($4)
$L46:
addiu	$6,$6,1
addiu	$5,$5,1
bne	$6,$2,$L45
addiu	$4,$4,-1

move	$18,$6
$L44:
addiu	$19,$19,1
li	$2,128			# 0x80
bne	$19,$2,$L78
li	$2,127			# 0x7f

lui	$2,%hi(linear_to_alaw)
addiu	$3,$2,%lo(linear_to_alaw)
lbu	$4,1($3)
sb	$4,%lo(linear_to_alaw)($2)
j	$L36
lw	$4,132($22)

$L40:
addiu	$4,$17,1
xor	$4,$4,$21
jal	alaw2linear
andi	$4,$4,0x00ff

xori	$4,$17,0xd5
jal	alaw2linear
move	$16,$2

addiu	$2,$2,4
addu	$16,$16,$2
j	$L42
sra	$16,$16,3

$L62:
lw	$2,68($22)
sll	$2,$2,1
j	$L61
sw	$2,272($22)

$L65:
lw	$3,68($22)
sll	$2,$3,1
addu	$2,$2,$3
j	$L61
sw	$2,272($22)

$L64:
lw	$2,68($22)
sll	$2,$2,2
j	$L61
sw	$2,272($22)

.set	macro
.set	reorder
.end	pcm_encode_init
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC0:
.ascii	"invalid PCM packet\012\000"
.section	.text.pcm_decode_frame,"ax",@progbits
.align	2
.align	5
.ent	pcm_decode_frame
.type	pcm_decode_frame, @function
pcm_decode_frame:
.frame	$sp,48,$31		# vars= 0, regs= 7/0, args= 16, gp= 0
.mask	0x803f0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-48
sw	$21,36($sp)
sw	$20,32($sp)
sw	$19,28($sp)
sw	$17,20($sp)
sw	$16,16($sp)
sw	$31,40($sp)
sw	$18,24($sp)
move	$17,$4
lw	$4,228($4)
move	$19,$5
move	$21,$6
move	$20,$7
lw	$16,64($sp)
jal	av_get_bits_per_sample
lw	$18,136($17)

addiu	$4,$2,7
slt	$3,$2,0
movn	$2,$4,$3
sra	$2,$2,3
beq	$2,$0,$L81
nop

div	$0,$16,$2
teq	$2,$0,7
mfhi	$2
bne	$2,$0,$L209
lui	$6,%hi($LC0)

$L81:
lw	$4,0($21)
lw	$3,132($17)
srl	$2,$4,31
lw	$5,8($3)
addu	$2,$2,$4
li	$3,-65536			# 0xffffffffffff0000
addu	$5,$5,$3
sra	$2,$2,1
slt	$3,$16,$2
move	$7,$16
sltu	$4,$5,18
movz	$7,$2,$3
sw	$0,0($21)
bne	$4,$0,$L210
move	$6,$19

li	$3,-1			# 0xffffffffffffffff
$L84:
lw	$31,40($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)
move	$2,$3
j	$31
addiu	$sp,$sp,48

$L210:
lui	$3,%hi($L103)
sll	$2,$5,2
addiu	$3,$3,%lo($L103)
addu	$2,$2,$3
lw	$4,0($2)
j	$4
nop

.rdata
.align	2
.align	2
$L103:
.word	$L86
.word	$L87
.word	$L88
.word	$L89
.word	$L90
.word	$L91
.word	$L92
.word	$L92
.word	$L93
.word	$L94
.word	$L95
.word	$L96
.word	$L97
.word	$L98
.word	$L99
.word	$L100
.word	$L101
.word	$L102
.section	.text.pcm_decode_frame
$L86:
sra	$7,$7,1
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
move	$4,$20
$L146:
addiu	$4,$4,2
lbu	$2,-1($4)
lbu	$3,-2($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$6,$6,-1
sh	$2,0($5)
bne	$6,$0,$L146
addiu	$5,$5,2

sll	$2,$7,1
$L218:
addu	$6,$19,$2
move	$3,$2
subu	$2,$6,$19
sw	$2,0($21)
$L212:
lw	$31,40($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)
move	$2,$3
j	$31
addiu	$sp,$sp,48

$L102:
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
j	$L161
move	$4,$20

$L211:
addiu	$2,$3,-128
$L164:
sll	$2,$2,8
addiu	$6,$6,-1
sh	$2,0($5)
beq	$6,$0,$L204
addiu	$5,$5,2

$L161:
lbu	$3,0($4)
andi	$2,$3,0x80
bne	$2,$0,$L211
addiu	$4,$4,1

j	$L164
subu	$2,$0,$3

$L101:
li	$2,1431633920			# 0x55550000
ori	$2,$2,0x5556
mult	$7,$2
sra	$3,$7,31
mfhi	$2
subu	$7,$2,$3
blez	$7,$L105
lui	$2,%hi(ff_reverse)

addiu	$10,$2,%lo(ff_reverse)
move	$9,$7
move	$8,$19
move	$6,$20
$L143:
addiu	$6,$6,3
lbu	$3,-3($6)
lbu	$4,-1($6)
lbu	$2,-2($6)
sll	$3,$3,16
or	$3,$3,$4
sll	$2,$2,8
or	$2,$2,$3
srl	$4,$2,4
andi	$4,$4,0xff
srl	$2,$2,12
andi	$2,$2,0xff
addu	$4,$4,$10
addu	$2,$2,$10
lbu	$3,0($4)
lbu	$5,0($2)
sll	$3,$3,8
addu	$3,$3,$5
addiu	$9,$9,-1
sh	$3,0($8)
bne	$9,$0,$L143
addiu	$8,$8,2

sll	$2,$7,1
$L217:
addu	$6,$19,$2
addu	$3,$2,$7
subu	$2,$6,$19
j	$L212
sw	$2,0($21)

$L94:
bltz	$7,$L213
move	$2,$7

$L115:
sra	$7,$2,2
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
move	$4,$20
$L117:
lbu	$2,0($4)
lbu	$3,1($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$6,$6,-1
sh	$2,0($5)
addiu	$4,$4,4
bne	$6,$0,$L117
addiu	$5,$5,2

sll	$2,$7,1
$L220:
addu	$6,$19,$2
subu	$2,$6,$19
sll	$3,$7,2
j	$L212
sw	$2,0($21)

$L98:
li	$2,1431633920			# 0x55550000
ori	$2,$2,0x5556
mult	$7,$2
sra	$3,$7,31
mfhi	$2
subu	$7,$2,$3
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
move	$4,$20
$L133:
lbu	$2,0($4)
lbu	$3,1($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$6,$6,-1
sh	$2,0($5)
addiu	$4,$4,3
bne	$6,$0,$L133
addiu	$5,$5,2

j	$L217
sll	$2,$7,1

$L97:
li	$2,1431633920			# 0x55550000
ori	$2,$2,0x5556
mult	$7,$2
sra	$3,$7,31
mfhi	$2
subu	$7,$2,$3
blez	$7,$L135
addiu	$8,$20,1

move	$6,$7
move	$5,$19
move	$4,$8
$L130:
lbu	$2,1($4)
lbu	$3,0($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$6,$6,-1
sh	$2,0($5)
addiu	$4,$4,3
bne	$6,$0,$L130
addiu	$5,$5,2

sll	$3,$7,1
$L219:
addu	$2,$3,$7
addu	$8,$8,$2
addu	$6,$19,$3
$L135:
addiu	$2,$8,-1
subu	$3,$2,$20
subu	$2,$6,$19
j	$L212
sw	$2,0($21)

$L90:
blez	$7,$L223
subu	$2,$6,$19

move	$5,$7
move	$4,$19
move	$3,$20
$L157:
lbu	$2,0($3)
addiu	$5,$5,-1
sll	$2,$2,8
sh	$2,0($4)
addiu	$3,$3,1
bne	$5,$0,$L157
addiu	$4,$4,2

$L204:
sll	$2,$7,1
$L221:
addu	$6,$19,$2
subu	$2,$6,$19
move	$3,$7
j	$L212
sw	$2,0($21)

$L89:
sra	$7,$7,1
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
move	$4,$20
$L155:
addiu	$4,$4,2
lbu	$2,-2($4)
lbu	$3,-1($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$2,$2,-32768
addiu	$6,$6,-1
sh	$2,0($5)
bne	$6,$0,$L155
addiu	$5,$5,2

j	$L218
sll	$2,$7,1

$L100:
li	$2,1431633920			# 0x55550000
ori	$2,$2,0x5556
mult	$7,$2
sra	$3,$7,31
mfhi	$2
subu	$7,$2,$3
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
move	$4,$20
$L140:
lbu	$2,0($4)
lbu	$3,1($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$2,$2,-32768
addiu	$6,$6,-1
sh	$2,0($5)
addiu	$4,$4,3
bne	$6,$0,$L140
addiu	$5,$5,2

j	$L217
sll	$2,$7,1

$L99:
li	$2,1431633920			# 0x55550000
ori	$2,$2,0x5556
mult	$7,$2
sra	$3,$7,31
mfhi	$2
subu	$7,$2,$3
blez	$7,$L135
addiu	$8,$20,1

move	$6,$7
move	$5,$19
move	$4,$8
$L137:
lbu	$2,1($4)
lbu	$3,0($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$2,$2,-32768
addiu	$6,$6,-1
sh	$2,0($5)
addiu	$4,$4,3
bne	$6,$0,$L137
addiu	$5,$5,2

j	$L219
sll	$3,$7,1

$L96:
bltz	$7,$L214
move	$2,$7

$L124:
sra	$7,$2,2
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
move	$4,$20
$L126:
lbu	$2,0($4)
lbu	$3,1($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$2,$2,-32768
addiu	$6,$6,-1
sh	$2,0($5)
addiu	$4,$4,4
bne	$6,$0,$L126
addiu	$5,$5,2

j	$L220
sll	$2,$7,1

$L95:
bltz	$7,$L215
move	$2,$7

$L119:
sra	$7,$2,2
blez	$7,$L120
addiu	$8,$20,2

move	$6,$7
move	$5,$19
move	$4,$8
$L122:
lbu	$2,1($4)
lbu	$3,0($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$2,$2,-32768
addiu	$6,$6,-1
sh	$2,0($5)
addiu	$4,$4,4
bne	$6,$0,$L122
addiu	$5,$5,2

sll	$3,$7,1
$L222:
sll	$2,$7,2
addu	$8,$8,$2
addu	$6,$19,$3
$L120:
addiu	$2,$8,-2
subu	$3,$2,$20
subu	$2,$6,$19
j	$L212
sw	$2,0($21)

$L92:
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
move	$4,$20
$L166:
lbu	$2,0($4)
addiu	$6,$6,-1
sll	$2,$2,1
addu	$2,$2,$18
lhu	$3,0($2)
addiu	$4,$4,1
sh	$3,0($5)
bne	$6,$0,$L166
addiu	$5,$5,2

j	$L221
sll	$2,$7,1

$L93:
bltz	$7,$L216
move	$2,$7

$L109:
sra	$7,$2,2
blez	$7,$L120
addiu	$8,$20,2

move	$6,$7
move	$5,$19
move	$4,$8
$L112:
lbu	$2,1($4)
lbu	$3,0($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$6,$6,-1
sh	$2,0($5)
addiu	$4,$4,4
bne	$6,$0,$L112
addiu	$5,$5,2

j	$L222
sll	$3,$7,1

$L88:
sra	$7,$7,1
blez	$7,$L223
subu	$2,$6,$19

move	$6,$7
move	$5,$19
move	$4,$20
$L152:
addiu	$4,$4,2
lbu	$2,-1($4)
lbu	$3,-2($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$2,$2,-32768
addiu	$6,$6,-1
sh	$2,0($5)
bne	$6,$0,$L152
addiu	$5,$5,2

j	$L218
sll	$2,$7,1

$L91:
blez	$7,$L223
subu	$2,$6,$19

move	$5,$7
move	$4,$19
move	$3,$20
$L159:
lbu	$2,0($3)
addiu	$5,$5,-1
addiu	$2,$2,-128
sll	$2,$2,8
sh	$2,0($4)
addiu	$3,$3,1
bne	$5,$0,$L159