aac_parser.s

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,图片解码,浏览,电子书,录音,想学ucos,识货的人就下吧 russblock fmradio explore set

.file	1 "aac_parser.c"
.section .mdebug.abi32
.previous
.section	.text.aac_parse_init,"ax",@progbits
.align	2
.align	5
.ent	aac_parse_init
.type	aac_parse_init, @function
aac_parse_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	$3,0($4)
lui	$2,%hi(aac_sync)
addiu	$2,$2,%lo(aac_sync)
sw	$2,12($3)
li	$2,7			# 0x7
addiu	$4,$3,16
sw	$2,8($3)
move	$2,$0
j	$31
sw	$4,0($3)

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

lbu	$3,0($4)
lbu	$2,1($4)
sll	$3,$3,24
sll	$2,$2,16
move	$8,$4
or	$3,$3,$2
addiu	$9,$4,2
lbu	$4,2($4)
srl	$3,$3,20
li	$2,4095			# 0xfff
move	$12,$5
lbu	$11,3($8)
beq	$3,$2,$L11
sll	$5,$4,24

$L4:
move	$3,$0
j	$31
move	$2,$3

$L11:
lbu	$2,1($9)
lbu	$3,3($9)
sll	$2,$2,16
lbu	$4,2($9)
or	$2,$5,$2
or	$2,$2,$3
sll	$4,$4,8
or	$4,$4,$2
srl	$5,$4,20
lui	$2,%hi(aac_sample_rates)
srl	$4,$4,24
andi	$4,$4,0x3c
addiu	$2,$2,%lo(aac_sample_rates)
addu	$4,$4,$2
lui	$3,%hi(aac_channels)
lw	$10,0($4)
andi	$5,$5,0x1c
addiu	$3,$3,%lo(aac_channels)
beq	$10,$0,$L4
addu	$5,$5,$3

lw	$9,0($5)
addiu	$4,$8,3
beq	$9,$0,$L4
sll	$11,$11,24

lbu	$3,1($4)
lbu	$5,6($8)
lbu	$2,3($4)
sll	$3,$3,16
or	$3,$11,$3
andi	$5,$5,0x3
lbu	$4,2($4)
or	$3,$3,$2
sll	$5,$5,10
lw	$2,16($sp)
addiu	$5,$5,1024
sw	$9,0($12)
sll	$4,$4,8
sw	$10,0($6)
sw	$5,0($2)
lw	$2,0($6)
or	$4,$4,$3
sll	$4,$4,6
srl	$3,$4,19
sll	$2,$2,3
mul	$2,$3,$2
div	$0,$2,$5
teq	$5,$0,7
mflo	$2
sw	$2,0($7)
j	$31
move	$2,$3

.set	macro
.set	reorder
.end	aac_sync
.globl	aac_parser
.data
.align	2
.type	aac_parser, @object
.size	aac_parser, 44
aac_parser:
.word	86018
.space	16
.word	8208
.word	aac_parse_init
.word	ff_aac_ac3_parse
.word	0
.space	8
.rdata
.align	2
.type	aac_sample_rates, @object
.size	aac_sample_rates, 64
aac_sample_rates:
.word	96000
.word	88200
.word	64000
.word	48000
.word	44100
.word	32000
.word	24000
.word	22050
.word	16000
.word	12000
.word	11025
.word	8000
.word	7350
.space	12
.align	2
.type	aac_channels, @object
.size	aac_channels, 32
aac_channels:
.word	0
.word	1
.word	2
.word	3
.word	4
.word	5
.word	6
.word	8
.ident	"GCC: (GNU) 4.1.2"