mp3_header_decompress_bsf.s

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.file	1 "mp3_header_decompress_bsf.c"
.section .mdebug.abi32
.previous
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC0:
.ascii	"FFCMP3 0.0\000"
.align	2
$LC1:
.ascii	"Extradata invalid %d\012\000"
.align	2
$LC2:
.ascii	"Could not find bitrate_index.\012\000"
.section	.text.mp3_header_decompress,"ax",@progbits
.align	2
.align	5
.ent	mp3_header_decompress
.type	mp3_header_decompress, @function
mp3_header_decompress:
.frame	$sp,56,$31		# vars= 0, regs= 10/0, args= 16, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
addiu	$sp,$sp,-56
sw	$19,28($sp)
lw	$19,76($sp)
sw	$fp,48($sp)
sw	$23,44($sp)
sw	$22,40($sp)
sw	$20,32($sp)
sw	$31,52($sp)
sw	$21,36($sp)
sw	$18,24($sp)
sw	$17,20($sp)
sw	$16,16($sp)
lbu	$2,0($19)
lbu	$3,1($19)
sll	$2,$2,24
sll	$3,$3,16
lbu	$4,2($19)
lbu	$6,3($19)
or	$2,$2,$3
or	$2,$2,$6
sll	$4,$4,8
li	$8,-2097152			# 0xffffffffffe00000
or	$4,$4,$2
and	$2,$4,$8
move	$20,$5
move	$22,$7
lw	$fp,72($sp)
lw	$23,80($sp)
.set	noreorder
.set	nomacro
beq	$2,$8,$L55
lw	$21,64($5)
.set	macro
.set	reorder

$L2:
lw	$18,28($20)
li	$2,15			# 0xf
.set	noreorder
.set	nomacro
bne	$18,$2,$L7
lui	$17,%hi($LC0)
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
jal	strlen
addiu	$4,$17,%lo($LC0)
.set	macro
.set	reorder

move	$6,$2
sltu	$2,$2,4
.set	noreorder
.set	nomacro
beq	$2,$0,$L9
lbu	$3,%lo($LC0)($17)
.set	macro
.set	reorder

lw	$16,24($20)
lbu	$2,0($16)
addiu	$5,$17,%lo($LC0)
.set	noreorder
.set	nomacro
bne	$6,$0,$L56
subu	$2,$2,$3
.set	macro
.set	reorder

$L11:
bne	$2,$0,$L7
$L18:
lbu	$3,11($16)
lbu	$2,12($16)
lbu	$5,14($16)
sll	$2,$2,16
sll	$3,$3,24
lbu	$4,13($16)
or	$3,$3,$2
or	$3,$3,$5
sll	$4,$4,8
li	$2,-131072			# 0xfffffffffffe0000
or	$4,$4,$3
ori	$2,$2,0xccf
and	$13,$4,$2
srl	$3,$13,9
lui	$2,%hi(ff_mpa_freq_tab)
addiu	$2,$2,%lo(ff_mpa_freq_tab)
andi	$3,$3,0x6
slt	$18,$21,28000
addu	$3,$3,$2
lhu	$5,0($3)
sll	$3,$18,1
addu	$3,$3,$18
slt	$2,$21,14000
addu	$2,$18,$2
sll	$4,$3,4
sra	$5,$5,$2
subu	$4,$4,$3
lui	$2,%hi(ff_mpa_bitrate_tab)
li	$3,131072			# 0x20000
sll	$5,$5,$18
addiu	$12,$2,%lo(ff_mpa_bitrate_tab)
ori	$11,$3,0x3280
addiu	$9,$23,4
li	$6,2			# 0x2
addiu	$8,$23,6
li	$10,30			# 0x1e
sra	$7,$6,1
$L62:
addu	$2,$4,$7
sll	$2,$2,1
addu	$2,$2,$12
lhu	$3,60($2)
andi	$2,$6,0x1
mul	$3,$3,$11
div	$0,$3,$5
teq	$5,$0,7
mflo	$3
addu	$16,$3,$2
.set	noreorder
.set	nomacro
beq	$16,$9,$L21
addiu	$6,$6,1
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$16,$8,$L23
sll	$2,$2,9
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bne	$6,$10,$L62
sra	$7,$6,1
.set	macro
.set	reorder

lui	$6,%hi($LC2)
move	$4,$20
addiu	$6,$6,%lo($LC2)
.set	noreorder
.set	nomacro
jal	av_log
move	$5,$0
.set	macro
.set	reorder

lw	$31,52($sp)
lw	$fp,48($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,-1			# 0xffffffffffffffff
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,56
.set	macro
.set	reorder

$L56:
.set	noreorder
.set	nomacro
beq	$2,$0,$L57
sltu	$4,$6,2
.set	macro
.set	reorder

$L7:
lui	$6,%hi($LC1)
$L61:
move	$4,$20
addiu	$6,$6,%lo($LC1)
move	$7,$18
.set	noreorder
.set	nomacro
jal	av_log
move	$5,$0
.set	macro
.set	reorder

li	$2,-1			# 0xffffffffffffffff
$L19:
lw	$31,52($sp)
lw	$fp,48($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)
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,56
.set	macro
.set	reorder

$L55:
li	$2,393216			# 0x60000
and	$2,$4,$2
.set	noreorder
.set	nomacro
beq	$2,$0,$L2
andi	$3,$4,0xf000
.set	macro
.set	reorder

li	$2,61440			# 0xf000
.set	noreorder
.set	nomacro
beq	$3,$2,$L2
andi	$3,$4,0xc00
.set	macro
.set	reorder

li	$2,3072			# 0xc00
.set	noreorder
.set	nomacro
beq	$3,$2,$L2
move	$2,$0
.set	macro
.set	reorder

sw	$19,0($7)
.set	noreorder
.set	nomacro
j	$L19
sw	$23,0($fp)
.set	macro
.set	reorder

$L9:
lw	$16,24($20)
addiu	$5,$17,%lo($LC0)
.set	noreorder
.set	nomacro
jal	strcmp
move	$4,$16
.set	macro
.set	reorder

beq	$2,$0,$L18
.set	noreorder
.set	nomacro
j	$L61
lui	$6,%hi($LC1)
.set	macro
.set	reorder

$L57:
lbu	$2,1($16)
lbu	$3,1($5)
.set	noreorder
.set	nomacro
bne	$4,$0,$L11
subu	$2,$2,$3
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bne	$2,$0,$L7
li	$4,2			# 0x2
.set	macro
.set	reorder

lbu	$2,2($16)
lbu	$3,2($5)
.set	noreorder
.set	nomacro
beq	$6,$4,$L11
subu	$2,$2,$3
.set	macro
.set	reorder

bne	$2,$0,$L7
lbu	$3,3($5)
lbu	$2,3($16)
subu	$2,$2,$3
beq	$2,$0,$L18
.set	noreorder
.set	nomacro
j	$L61
lui	$6,%hi($LC1)
.set	macro
.set	reorder

$L21:
sll	$2,$2,9
or	$2,$13,$2
sll	$3,$7,12
or	$2,$3,$2
li	$5,65536			# 0x10000
$L29:
addiu	$4,$16,8
sw	$16,0($fp)
.set	noreorder
.set	nomacro
jal	av_malloc
or	$17,$5,$2
.set	macro
.set	reorder

addiu	$6,$23,8
addu	$3,$2,$16
sltu	$4,$6,32
sw	$2,0($22)
.set	noreorder
.set	nomacro
bne	$4,$0,$L30
subu	$3,$3,$23
.set	macro
.set	reorder

andi	$2,$3,0x3
.set	noreorder
.set	nomacro
bne	$2,$0,$L63
move	$4,$3
.set	macro
.set	reorder

andi	$2,$19,0x3
.set	noreorder
.set	nomacro
beq	$2,$0,$L58
li	$2,-32			# 0xffffffffffffffe0
.set	macro
.set	reorder

$L30:
move	$4,$3
$L63:
.set	noreorder
.set	nomacro
jal	memcpy
move	$5,$19
.set	macro
.set	reorder

$L38:
lw	$3,68($20)
li	$2,2			# 0x2
beq	$3,$2,$L59
$L42:
lw	$2,0($22)
srl	$4,$17,8
sb	$17,3($2)
lw	$3,0($22)
srl	$5,$17,16
sb	$4,2($3)
lw	$2,0($22)
srl	$4,$17,24
sb	$5,1($2)
lw	$3,0($22)
li	$2,1			# 0x1
sb	$4,0($3)
lw	$31,52($sp)
lw	$fp,48($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)
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,56
.set	macro
.set	reorder

$L23:
or	$2,$13,$2
sll	$3,$7,12
or	$2,$2,$3
.set	noreorder
.set	nomacro
j	$L29
move	$5,$0
.set	macro
.set	reorder

$L59:
lw	$2,0($22)
addu	$2,$16,$2
.set	noreorder
.set	nomacro
bne	$18,$0,$L60
subu	$5,$2,$23
.set	macro
.set	reorder

lbu	$2,1($5)
andi	$3,$2,0xcf
andi	$2,$2,0x30
or	$17,$17,$2
.set	noreorder
.set	nomacro
j	$L42
sb	$3,1($5)
.set	macro
.set	reorder

$L58:
addiu	$4,$3,-4
and	$2,$6,$2
addu	$7,$4,$2
sltu	$3,$4,$7
.set	noreorder
.set	nomacro
beq	$3,$0,$L34
addiu	$5,$19,-4
.set	macro
.set	reorder

$L48:
#APP
.word	0b01110000101000000000010001010100	#S32LDI XR1,$5,4
.word	0b01110000101000000000010010010100	#S32LDI XR2,$5,4
.word	0b01110000101000000000010011010100	#S32LDI XR3,$5,4
.word	0b01110000101000000000010100010100	#S32LDI XR4,$5,4
.word	0b01110000101000000000010101010100	#S32LDI XR5,$5,4
.word	0b01110000101000000000010110010100	#S32LDI XR6,$5,4
.word	0b01110000101000000000010111010100	#S32LDI XR7,$5,4
.word	0b01110000101000000000011000010100	#S32LDI XR8,$5,4
.word	0b01110000100000000000010001010101	#S32SDI XR1,$4,4
.word	0b01110000100000000000010010010101	#S32SDI XR2,$4,4
.word	0b01110000100000000000010011010101	#S32SDI XR3,$4,4
.word	0b01110000100000000000010100010101	#S32SDI XR4,$4,4
.word	0b01110000100000000000010101010101	#S32SDI XR5,$4,4
.word	0b01110000100000000000010110010101	#S32SDI XR6,$4,4
.word	0b01110000100000000000010111010101	#S32SDI XR7,$4,4
.word	0b01110000100000000000011000010101	#S32SDI XR8,$4,4
#NO_APP
sltu	$2,$4,$7
bne	$2,$0,$L48
$L34:
andi	$2,$6,0x1c
addu	$7,$7,$2
sltu	$3,$4,$7
beq	$3,$0,$L36
$L49:
#APP
.word	0b01110000101000000000010001010100	#S32LDI XR1,$5,4
.word	0b01110000100000000000010001010101	#S32SDI XR1,$4,4
#NO_APP
sltu	$2,$4,$7
bne	$2,$0,$L49
$L36:
andi	$6,$6,0x3
li	$2,2			# 0x2
.set	noreorder
.set	nomacro
beq	$6,$2,$L40
li	$2,3			# 0x3
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$6,$2,$L41
li	$2,1			# 0x1
.set	macro
.set	reorder

bne	$6,$2,$L38
lbu	$2,4($5)
.set	noreorder
.set	nomacro
j	$L38
sb	$2,4($4)
.set	macro
.set	reorder

$L60:
lbu	$2,2($5)
lbu	$4,1($5)
andi	$2,$2,0x00ff
andi	$3,$2,0xc0
sra	$3,$3,2
andi	$2,$2,0x3f
or	$17,$17,$3
sb	$2,1($5)
.set	noreorder
.set	nomacro
j	$L42
sb	$4,2($5)
.set	macro
.set	reorder

$L40:
lbu	$2,4($5)
sb	$2,4($4)
lbu	$3,5($5)
.set	noreorder
.set	nomacro
j	$L38
sb	$3,5($4)
.set	macro
.set	reorder

$L41:
lbu	$2,4($5)
sb	$2,4($4)
lbu	$3,5($5)
sb	$3,5($4)
lbu	$2,6($5)
.set	noreorder
.set	nomacro
j	$L38
sb	$2,6($4)
.set	macro
.set	reorder

.end	mp3_header_decompress
.globl	mp3_header_decompress_bsf
.section	.rodata.str1.4
.align	2
$LC3:
.ascii	"mp3decomp\000"
.data
.align	2
.type	mp3_header_decompress_bsf, @object
.size	mp3_header_decompress_bsf, 20
mp3_header_decompress_bsf:
.word	$LC3
.word	0
.word	mp3_header_decompress
.space	8
.ident	"GCC: (GNU) 4.1.2"