ad_faad.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 1,523 行 · 第 1/2 页

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

lui	$2,%hi(mpcodecs_ad_faad)
j	$31
addiu	$2,$2,%lo(mpcodecs_ad_faad)

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

li	$2,4608			# 0x1200
sw	$2,48($4)
li	$3,49152			# 0xc000
li	$2,1			# 0x1
j	$31
sw	$3,64($4)

.set	macro
.set	reorder
.end	preinit
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC0:
.ascii	"FAAD: Closing decoder!\012\000"
.section	.text.uninit,"ax",@progbits
.align	2
.align	5
.ent	uninit
.type	uninit, @function
uninit:
.frame	$sp,24,$31		# vars= 0, regs= 1/0, args= 16, gp= 0
.mask	0x80000000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$6,%hi($LC0)
addiu	$sp,$sp,-24
li	$4,12			# 0xc
addiu	$6,$6,%lo($LC0)
sw	$31,16($sp)
jal	mp_msg
li	$5,6			# 0x6

lui	$2,%hi(faac_hdec)
lw	$4,%lo(faac_hdec)($2)
lw	$31,16($sp)
j	NeAACDecClose
addiu	$sp,$sp,24

.set	macro
.set	reorder
.end	uninit
.section	.rodata.str1.4
.align	2
$LC1:
.ascii	"FAAD: error: %s, trying to resync!\012\000"
.align	2
$LC2:
.ascii	"\012AAC_PROBE: %d bytes\012\000"
.align	2
$LC3:
.ascii	"AUDIO PAYLOAD: %x %x %x %x\012\000"
.align	2
$LC4:
.ascii	"\012AAC_PROBE: ret %d\012\000"
.align	2
$LC5:
.ascii	"\012AAC SYNC AFTER %d bytes\012\000"
.globl	__nedf2
.align	2
$LC7:
.ascii	"FAAD: Failed to decode frame: %s \012\000"
.align	2
$LC8:
.ascii	"FAAD: Decoded zero samples!\012\000"
.align	2
$LC9:
.ascii	"FAAD: Successfully decoded frame (%ld Bytes)!\012\000"
.section	.rodata.cst8,"aM",@progbits,8
.align	3
$LC6:
.word	0
.word	-1008730112
.section	.text.decode_audio,"ax",@progbits
.align	2
.align	5
.ent	decode_audio
.type	decode_audio, @function
decode_audio:
.frame	$sp,96,$31		# vars= 24, regs= 10/0, args= 32, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
addiu	$sp,$sp,-96
sw	$22,80($sp)
sw	$31,92($sp)
sw	$fp,88($sp)
sw	$23,84($sp)
sw	$21,76($sp)
sw	$20,72($sp)
sw	$19,68($sp)
sw	$18,64($sp)
sw	$17,60($sp)
sw	$16,56($sp)
sw	$6,104($sp)
move	$22,$4
.set	noreorder
.set	nomacro
blez	$6,$L76
sw	$5,100($sp)
.set	macro
.set	reorder

li	$2,1			# 0x1
sw	$0,52($sp)
sw	$2,48($sp)
move	$fp,$0
$L11:
lw	$2,168($22)
bne	$2,$0,$L12
lw	$16,56($22)
lw	$6,60($22)
slt	$2,$16,$6
bne	$2,$0,$L77
$L74:
lui	$3,%hi(faac_hdec)
lw	$4,%lo(faac_hdec)($3)
lui	$2,%hi(faac_finfo)
lw	$6,52($22)
addiu	$5,$2,%lo(faac_finfo)
.set	noreorder
.set	nomacro
jal	NeAACDecDecode
move	$7,$16
.set	macro
.set	reorder

lui	$4,%hi(faac_finfo)
lw	$3,%lo(faac_finfo)($4)
lw	$5,56($22)
move	$23,$2
sltu	$2,$3,$5
bne	$2,$0,$L16
$L82:
sw	$0,56($22)
lui	$5,%hi(faac_finfo)
$L84:
addiu	$5,$5,%lo(faac_finfo)
lbu	$4,9($5)
beq	$4,$0,$L19
jal	NeAACDecGetErrorMessage
lui	$6,%hi($LC1)
move	$7,$2
addiu	$6,$6,%lo($LC1)
li	$4,12			# 0xc
.set	noreorder
.set	nomacro
jal	mp_msg
li	$5,2			# 0x2
.set	macro
.set	reorder

lw	$2,56($22)
blez	$2,$L78
lw	$4,52($22)
addiu	$16,$2,-1
sw	$16,56($22)
move	$6,$16
.set	noreorder
.set	nomacro
jal	memmove
addiu	$5,$4,1
.set	macro
.set	reorder

lw	$3,168($22)
bne	$3,$0,$L24
lw	$16,56($22)
lw	$6,60($22)
slt	$2,$16,$6
bne	$2,$0,$L79
$L26:
lui	$6,%hi($LC2)
addiu	$21,$16,-4
move	$7,$16
addiu	$6,$6,%lo($LC2)
li	$4,12			# 0xc
li	$5,6			# 0x6
.set	noreorder
.set	nomacro
jal	mp_msg
lw	$16,52($22)
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bltz	$21,$L86
lui	$6,%hi($LC4)
.set	macro
.set	reorder

addiu	$19,$16,3
addiu	$18,$16,2
addiu	$17,$16,1
.set	noreorder
.set	nomacro
j	$L30
move	$20,$0
.set	macro
.set	reorder

$L31:
li	$2,65			# 0x41
.set	noreorder
.set	nomacro
beq	$3,$2,$L80
li	$2,68			# 0x44
.set	macro
.set	reorder

$L35:
lbu	$3,0($17)
addiu	$20,$20,1
sw	$3,16($sp)
lbu	$2,0($18)
addiu	$16,$16,1
sw	$2,20($sp)
lbu	$3,0($19)
addiu	$17,$17,1
.set	noreorder
.set	nomacro
jal	mp_msg
sw	$3,24($sp)
.set	macro
.set	reorder

slt	$2,$21,$20
addiu	$18,$18,1
.set	noreorder
.set	nomacro
bne	$2,$0,$L28
addiu	$19,$19,1
.set	macro
.set	reorder

$L30:
lbu	$3,0($16)
lui	$6,%hi($LC3)
li	$2,255			# 0xff
addiu	$6,$6,%lo($LC3)
li	$4,12			# 0xc
move	$7,$3
.set	noreorder
.set	nomacro
bne	$3,$2,$L31
li	$5,6			# 0x6
.set	macro
.set	reorder

lbu	$3,1($16)
li	$2,240			# 0xf0
andi	$3,$3,0xf6
bne	$3,$2,$L35
$L33:
lui	$6,%hi($LC4)
addiu	$6,$6,%lo($LC4)
li	$4,12			# 0xc
li	$5,6			# 0x6
.set	noreorder
.set	nomacro
jal	mp_msg
move	$7,$20
.set	macro
.set	reorder

bne	$20,$0,$L81
$L24:
addiu	$fp,$fp,1
$L85:
slt	$2,$fp,10
.set	noreorder
.set	nomacro
beq	$2,$0,$L87
lui	$3,%hi(faac_finfo)
.set	macro
.set	reorder

lui	$3,%hi(faac_hdec)
$L88:
lw	$16,56($22)
lw	$4,%lo(faac_hdec)($3)
lui	$2,%hi(faac_finfo)
lw	$6,52($22)
addiu	$5,$2,%lo(faac_finfo)
.set	noreorder
.set	nomacro
jal	NeAACDecDecode
move	$7,$16
.set	macro
.set	reorder

lui	$4,%hi(faac_finfo)
lw	$3,%lo(faac_finfo)($4)
lw	$5,56($22)
move	$23,$2
sltu	$2,$3,$5
beq	$2,$0,$L82
$L16:
lw	$4,52($22)
subu	$16,$5,$3
sw	$16,56($22)
addu	$5,$4,$3
.set	noreorder
.set	nomacro
jal	memmove
move	$6,$16
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L84
lui	$5,%hi(faac_finfo)
.set	macro
.set	reorder

$L80:
lbu	$3,1($16)
.set	noreorder
.set	nomacro
bne	$3,$2,$L35
li	$2,73			# 0x49
.set	macro
.set	reorder

lbu	$3,2($16)
.set	noreorder
.set	nomacro
bne	$3,$2,$L35
li	$2,70			# 0x46
.set	macro
.set	reorder

lbu	$3,3($16)
beq	$3,$2,$L33
lbu	$3,0($17)
addiu	$20,$20,1
sw	$3,16($sp)
lbu	$2,0($18)
addiu	$16,$16,1
sw	$2,20($sp)
lbu	$3,0($19)
addiu	$17,$17,1
.set	noreorder
.set	nomacro
jal	mp_msg
sw	$3,24($sp)
.set	macro
.set	reorder

slt	$2,$21,$20
addiu	$18,$18,1
.set	noreorder
.set	nomacro
beq	$2,$0,$L30
addiu	$19,$19,1
.set	macro
.set	reorder

$L28:
lui	$6,%hi($LC4)
$L86:
addiu	$6,$6,%lo($LC4)
li	$4,12			# 0xc
li	$5,6			# 0x6
.set	noreorder
.set	nomacro
jal	mp_msg
move	$7,$0
.set	macro
.set	reorder

addiu	$fp,$fp,1
slt	$2,$fp,10
.set	noreorder
.set	nomacro
bne	$2,$0,$L88
lui	$3,%hi(faac_hdec)
.set	macro
.set	reorder

$L23:
lui	$3,%hi(faac_finfo)
$L87:
addiu	$3,$3,%lo(faac_finfo)
lbu	$4,9($3)
bne	$4,$0,$L83
$L19:
lui	$4,%hi(faac_finfo)
addiu	$4,$4,%lo(faac_finfo)
lw	$2,4($4)
.set	noreorder
.set	nomacro
bne	$2,$0,$L49
lui	$6,%hi($LC9)
.set	macro
.set	reorder

lui	$6,%hi($LC8)
li	$4,12			# 0xc
addiu	$6,$6,%lo($LC8)
.set	noreorder
.set	nomacro
jal	mp_msg
li	$5,7			# 0x7
.set	macro
.set	reorder

lw	$4,52($sp)
$L48:
lw	$3,104($sp)
slt	$2,$4,$3
.set	noreorder
.set	nomacro
beq	$2,$0,$L10
lw	$5,48($sp)
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
blez	$5,$L10
slt	$2,$fp,10
.set	macro
.set	reorder

bne	$2,$0,$L11
$L10:
lw	$2,52($sp)
lw	$31,92($sp)
lw	$fp,88($sp)
lw	$23,84($sp)
lw	$22,80($sp)
lw	$21,76($sp)
lw	$20,72($sp)
lw	$19,68($sp)
lw	$18,64($sp)
lw	$17,60($sp)
lw	$16,56($sp)
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,96
.set	macro
.set	reorder

$L77:
lw	$5,52($22)
lw	$4,4($22)
addu	$5,$16,$5
.set	noreorder
.set	nomacro
jal	demux_read_data
subu	$6,$6,$16
.set	macro
.set	reorder

lw	$3,168($22)
addu	$16,$16,$2
.set	noreorder
.set	nomacro
beq	$3,$0,$L74
sw	$16,56($22)
.set	macro
.set	reorder

$L12:
lw	$4,4($22)
addiu	$5,$sp,32
addiu	$6,$sp,40
.set	noreorder
.set	nomacro
jal	ds_get_packet_pts
sw	$0,32($sp)
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
blez	$2,$L10
move	$18,$2
.set	macro
.set	reorder

lui	$2,%hi($LC6)
lw	$16,40($sp)
lw	$17,44($sp)
lw	$6,%lo($LC6)($2)
lw	$7,%lo($LC6+4)($2)
move	$4,$16
.set	noreorder
.set	nomacro
jal	__nedf2
move	$5,$17
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$2,$0,$L89
lui	$6,%hi(faac_hdec)
.set	macro
.set	reorder

sw	$16,176($22)
sw	$17,180($22)
sw	$0,184($22)
$L89:
lw	$4,%lo(faac_hdec)($6)
lui	$2,%hi(faac_finfo)
lw	$6,32($sp)
addiu	$5,$2,%lo(faac_finfo)
.set	noreorder
.set	nomacro
jal	NeAACDecDecode
move	$7,$18
.set	macro
.set	reorder

lui	$3,%hi(faac_finfo)
addiu	$3,$3,%lo(faac_finfo)
lbu	$4,9($3)
.set	noreorder
.set	nomacro
beq	$4,$0,$L19
move	$23,$2
.set	macro
.set	reorder

$L83:
jal	NeAACDecGetErrorMessage
lui	$6,%hi($LC7)
li	$4,12			# 0xc
addiu	$6,$6,%lo($LC7)
move	$7,$2
.set	noreorder
.set	nomacro
jal	mp_msg
li	$5,2			# 0x2
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L48
lw	$4,52($sp)
.set	macro
.set	reorder

$L49:
lw	$7,32($22)
mul	$7,$2,$7
addiu	$6,$6,%lo($LC9)
li	$4,12			# 0xc
.set	noreorder
.set	nomacro
jal	mp_msg
li	$5,7			# 0x7
.set	macro
.set	reorder

lui	$2,%hi(faac_finfo)
addiu	$2,$2,%lo(faac_finfo)
lw	$3,4($2)
lw	$6,52($sp)
lw	$2,100($sp)
lw	$4,32($22)
addu	$5,$6,$2
mul	$6,$4,$3
sltu	$2,$6,32
.set	noreorder
.set	nomacro
bne	$2,$0,$L51
andi	$2,$5,0x3
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bne	$2,$0,$L90
move	$4,$5
.set	macro
.set	reorder

andi	$2,$23,0x3
.set	noreorder
.set	nomacro
bne	$2,$0,$L90
li	$2,-32			# 0xffffffffffffffe0
.set	macro
.set	reorder

addiu	$4,$5,-4
and	$2,$6,$2
addu	$7,$4,$2
sltu	$3,$4,$7
.set	noreorder
.set	nomacro
beq	$3,$0,$L55
addiu	$5,$23,-4
.set	macro
.set	reorder

$L68:
#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,$0,$L68
$L55:
andi	$2,$6,0x1c
addu	$7,$7,$2
sltu	$3,$4,$7
beq	$3,$0,$L57
$L69:
#APP
.word	0b01110000101000000000010001010100	#S32LDI XR1,$5,4
.word	0b01110000100000000000010001010101	#S32SDI XR1,$4,4
#NO_APP
sltu	$2,$4,$7
bne	$2,$0,$L69
$L57:
andi	$6,$6,0x3
li	$2,2			# 0x2
.set	noreorder
.set	nomacro
beq	$6,$2,$L61
li	$2,3			# 0x3
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$6,$2,$L62
li	$2,1			# 0x1
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bne	$6,$2,$L91
lui	$2,%hi(faac_finfo)
.set	macro
.set	reorder

lbu	$2,4($5)
.set	noreorder
.set	nomacro
j	$L59
sb	$2,4($4)
.set	macro
.set	reorder

$L79:
lw	$5,52($22)
lw	$4,4($22)
addu	$5,$16,$5
.set	noreorder
.set	nomacro
jal	demux_read_data
subu	$6,$6,$16
.set	macro
.set	reorder

addu	$16,$16,$2
.set	noreorder
.set	nomacro
j	$L26
sw	$16,56($22)
.set	macro
.set	reorder

$L51:
move	$4,$5
$L90:
.set	noreorder
.set	nomacro
jal	memcpy
move	$5,$23
.set	macro
.set	reorder

$L59:
lui	$2,%hi(faac_finfo)
$L91:
addiu	$2,$2,%lo(faac_finfo)
lw	$4,32($22)
lw	$3,4($2)
lw	$6,52($sp)
mul	$5,$4,$3
lw	$2,184($22)
addu	$6,$6,$5
addu	$2,$2,$5
move	$4,$6
sw	$5,48($sp)
sw	$2,184($22)
.set	noreorder
.set	nomacro
j	$L48
sw	$6,52($sp)
.set	macro
.set	reorder

$L78:
.set	noreorder
.set	nomacro
j	$L23
li	$fp,10			# 0xa
.set	macro
.set	reorder