oggparseogm.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 594 行

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

lw	$6,12($4)
sll	$2,$5,5
sll	$3,$5,3
addu	$3,$3,$2
addu	$3,$3,$5
lw	$2,0($6)
sll	$3,$3,3
addu	$3,$3,$2
lw	$6,12($3)
lw	$2,0($3)
lw	$5,16($3)
addu	$2,$2,$6
lbu	$4,0($2)
addiu	$6,$6,1
andi	$2,$4,0x2
sll	$2,$2,1
srl	$4,$4,6
or	$2,$2,$4
subu	$5,$5,$2
addu	$2,$2,$6
addiu	$5,$5,-1
sw	$2,12($3)
move	$2,$0
j	$31
sw	$5,16($3)

.set	macro
.set	reorder
.end	ogm_packet
.section	.text.ogm_dshow_header,"ax",@progbits
.align	2
.align	5
.ent	ogm_dshow_header
.type	ogm_dshow_header, @function
ogm_dshow_header:
.frame	$sp,32,$31		# vars= 0, regs= 4/0, args= 16, gp= 0
.mask	0x80070000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-32
sw	$17,20($sp)
sw	$31,28($sp)
sw	$18,24($sp)
sw	$16,16($sp)
sll	$3,$5,5
lw	$6,12($4)
sll	$2,$5,3
addu	$2,$2,$3
addu	$2,$2,$5
lw	$3,0($6)
sll	$2,$2,3
addu	$2,$2,$3
lw	$6,12($2)
lw	$3,0($2)
sll	$5,$5,2
addu	$17,$3,$6
lbu	$6,0($17)
addu	$5,$5,$4
andi	$2,$6,0x1
beq	$2,$0,$L14
lw	$18,100($5)

li	$2,1			# 0x1
beq	$6,$2,$L15
nop

$L7:
li	$4,1			# 0x1
$L6:
lw	$31,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,32

$L15:
lbu	$2,99($17)
lbu	$3,98($17)
lbu	$5,96($17)
sll	$3,$3,16
sll	$2,$2,24
lbu	$4,97($17)
or	$2,$2,$3
or	$2,$2,$5
sll	$4,$4,8
li	$5,89653248			# 0x5580000
or	$4,$4,$2
ori	$3,$5,0x9f80
beq	$4,$3,$L16
ori	$2,$5,0x9f81

bne	$4,$2,$L7
lui	$4,%hi(codec_wav_tags)

lw	$16,8($18)
sw	$6,224($16)
lbu	$5,125($17)
lbu	$2,124($17)
sll	$5,$5,8
or	$5,$5,$2
jal	codec_get_id
addiu	$4,$4,%lo(codec_wav_tags)

sw	$2,228($16)
lbu	$3,127($17)
lbu	$2,126($17)
lw	$6,8($18)
sll	$3,$3,8
or	$3,$3,$2
sw	$3,68($6)
lbu	$2,131($17)
lbu	$3,130($17)
lbu	$5,128($17)
lbu	$4,129($17)
sll	$3,$3,16
sll	$2,$2,24
or	$2,$2,$3
or	$2,$2,$5
sll	$4,$4,8
or	$4,$4,$2
sw	$4,64($6)
lbu	$3,135($17)
lbu	$4,134($17)
lbu	$5,132($17)
sll	$4,$4,16
lbu	$2,133($17)
sll	$3,$3,24
or	$3,$3,$4
or	$3,$3,$5
sll	$2,$2,8
or	$2,$2,$3
sll	$2,$2,3
li	$4,1			# 0x1
j	$L6
sw	$2,4($6)

$L14:
move	$4,$0
lw	$31,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,32

$L16:
lw	$16,8($18)
sw	$0,224($16)
lbu	$5,71($17)
lbu	$2,70($17)
lbu	$4,68($17)
sll	$2,$2,16
lbu	$3,69($17)
sll	$5,$5,24
or	$5,$5,$2
sll	$3,$3,8
or	$5,$5,$4
lui	$4,%hi(codec_bmp_tags)
or	$5,$3,$5
jal	codec_get_id
addiu	$4,$4,%lo(codec_bmp_tags)

sw	$2,228($16)
lw	$6,8($18)
li	$2,9961472			# 0x980000
ori	$2,$2,0x9680
sw	$2,36($6)
lbu	$3,167($17)
lbu	$2,166($17)
lbu	$5,164($17)
lbu	$4,165($17)
sll	$2,$2,16
sll	$3,$3,24
or	$3,$3,$2
or	$3,$3,$5
sll	$4,$4,8
or	$4,$4,$3
sw	$4,32($6)
lbu	$2,179($17)
lbu	$4,178($17)
lbu	$5,176($17)
lbu	$3,177($17)
sll	$4,$4,16
sll	$2,$2,24
or	$2,$2,$4
or	$2,$2,$5
sll	$3,$3,8
or	$3,$3,$2
sw	$3,40($6)
lbu	$2,183($17)
lbu	$4,182($17)
lbu	$5,180($17)
sll	$4,$4,16
lbu	$3,181($17)
sll	$2,$2,24
or	$2,$2,$4
or	$2,$2,$5
sll	$3,$3,8
or	$3,$3,$2
li	$4,1			# 0x1
j	$L6
sw	$3,44($6)

.set	macro
.set	reorder
.end	ogm_dshow_header
.globl	__udivdi3
.section	.text.ogm_header,"ax",@progbits
.align	2
.align	5
.ent	ogm_header
.type	ogm_header, @function
ogm_header:
.frame	$sp,64,$31		# vars= 8, regs= 10/0, args= 16, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-64
sw	$18,32($sp)
sw	$31,60($sp)
sw	$fp,56($sp)
sw	$23,52($sp)
sw	$22,48($sp)
sw	$21,44($sp)
sw	$20,40($sp)
sw	$19,36($sp)
sw	$17,28($sp)
sw	$16,24($sp)
sll	$3,$5,5
lw	$6,12($4)
sll	$2,$5,3
addu	$2,$2,$3
addu	$2,$2,$5
lw	$3,0($6)
sll	$2,$2,3
addu	$2,$2,$3
lw	$6,12($2)
lw	$3,0($2)
sll	$5,$5,2
addu	$18,$3,$6
lbu	$6,0($18)
addu	$5,$5,$4
andi	$2,$6,0x1
beq	$2,$0,$L29
lw	$23,100($5)

li	$2,1			# 0x1
beq	$6,$2,$L21
li	$7,1			# 0x1

lw	$31,60($sp)
lw	$fp,56($sp)
lw	$23,52($sp)
lw	$22,48($sp)
lw	$21,44($sp)
lw	$20,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
move	$2,$7
j	$31
addiu	$sp,$sp,64

$L21:
lbu	$3,1($18)
li	$2,118			# 0x76
beq	$3,$2,$L30
addiu	$16,$sp,16

lw	$2,8($23)
move	$4,$16
sw	$6,224($2)
addiu	$5,$18,9
jal	memcpy
li	$6,4			# 0x4

move	$4,$16
move	$5,$0
li	$6,16			# 0x10
move	$7,$0
jal	__strtol_internal
sb	$0,20($sp)

lui	$4,%hi(codec_wav_tags)
lw	$16,8($23)
addiu	$4,$4,%lo(codec_wav_tags)
jal	codec_get_id
move	$5,$2

lw	$fp,8($23)
sw	$2,228($16)
addiu	$22,$18,13
$L25:
addiu	$18,$22,12
lbu	$6,-1($18)
lbu	$2,-2($18)
lbu	$4,-5($18)
lbu	$8,-7($18)
sll	$3,$2,16
sll	$7,$6,24
move	$2,$0
move	$6,$0
srl	$19,$4,8
or	$6,$6,$2
sll	$4,$4,24
srl	$2,$8,24
move	$9,$0
or	$9,$2,$9
or	$6,$6,$4
lbu	$2,-3($18)
lbu	$4,-4($18)
move	$5,$0
lbu	$10,-6($18)
or	$7,$7,$3
or	$5,$19,$5
or	$7,$7,$5
sll	$8,$8,8
move	$5,$4
sll	$3,$2,8
move	$4,$0
move	$2,$0
or	$6,$6,$8
or	$2,$2,$4
srl	$8,$10,16
lbu	$4,-8($18)
sll	$10,$10,16
or	$2,$2,$10
addiu	$20,$22,20
or	$2,$2,$4
move	$11,$0
or	$11,$8,$11
or	$3,$3,$5
lbu	$8,-1($20)
or	$24,$6,$2
lbu	$2,-2($20)
or	$3,$3,$11
lbu	$12,-5($20)
lbu	$14,-7($20)
or	$7,$7,$9
or	$25,$7,$3
sll	$9,$8,24
sll	$3,$2,16
move	$8,$0
move	$2,$0
srl	$4,$12,8
or	$8,$8,$2
move	$13,$0
srl	$2,$14,24
move	$15,$0
or	$13,$4,$13
or	$15,$2,$15
lbu	$4,-4($20)
lbu	$2,-3($20)
lbu	$16,-6($20)
or	$9,$9,$3
move	$5,$4
sll	$3,$2,8
move	$4,$0
move	$2,$0
srl	$6,$16,16
or	$2,$2,$4
move	$17,$0
sll	$12,$12,24
sll	$16,$16,16
lbu	$4,-8($20)
or	$8,$8,$12
or	$9,$9,$13
sll	$14,$14,8
or	$17,$6,$17
or	$3,$3,$5
or	$2,$2,$16
lw	$21,224($fp)
or	$8,$8,$14
or	$9,$9,$15
or	$3,$3,$17
or	$2,$2,$4
or	$10,$8,$2
beq	$21,$0,$L31
or	$11,$9,$3

addiu	$3,$22,34
lbu	$2,-1($3)
lbu	$4,-2($3)
sll	$2,$2,8
or	$2,$2,$4
sw	$2,68($fp)
addiu	$4,$22,40
lbu	$3,-1($4)
lbu	$5,-2($4)
li	$6,9961472			# 0x980000
ori	$6,$6,0x9680
lbu	$7,-4($4)
multu	$10,$6
sll	$5,$5,16
sll	$3,$3,24
lbu	$2,-3($4)
or	$3,$3,$5
or	$3,$3,$7
mfhi	$5
mflo	$4
mul	$7,$6,$11
sll	$2,$2,8
or	$2,$2,$3
sll	$2,$2,3
addu	$5,$7,$5
sw	$2,4($fp)
move	$7,$25
jal	__udivdi3
move	$6,$24

sw	$2,64($fp)
li	$2,1			# 0x1
sw	$2,64($23)
lw	$3,64($fp)
li	$7,1			# 0x1
sw	$3,68($23)
lw	$31,60($sp)
lw	$fp,56($sp)
lw	$23,52($sp)
lw	$22,48($sp)
lw	$21,44($sp)
lw	$20,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
move	$2,$7
j	$31
addiu	$sp,$sp,64

$L29:
move	$7,$0
lw	$31,60($sp)
lw	$fp,56($sp)
lw	$23,52($sp)
lw	$22,48($sp)
lw	$21,44($sp)
lw	$20,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
move	$2,$7
j	$31
addiu	$sp,$sp,64

$L31:
addiu	$4,$22,36
lbu	$2,-1($4)
lbu	$5,-2($4)
lbu	$6,-4($4)
lbu	$3,-3($4)
sll	$5,$5,16
sll	$2,$2,24
or	$2,$2,$5
or	$2,$2,$6
sll	$3,$3,8
or	$3,$3,$2
sw	$3,40($fp)
addiu	$6,$22,40
lbu	$4,-1($6)
lbu	$8,-2($6)
li	$7,9961472			# 0x980000
ori	$7,$7,0x9680
lbu	$9,-4($6)
lbu	$5,-3($6)
multu	$10,$7
sll	$4,$4,24
sll	$8,$8,16
or	$4,$4,$8
mflo	$2
or	$4,$4,$9
sll	$5,$5,8
or	$5,$5,$4
sw	$2,36($fp)
sw	$5,44($fp)
sw	$24,32($fp)
sw	$2,68($23)
sw	$24,64($23)
li	$7,1			# 0x1
lw	$31,60($sp)
lw	$fp,56($sp)
lw	$23,52($sp)
lw	$22,48($sp)
lw	$21,44($sp)
lw	$20,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
move	$2,$7
j	$31
addiu	$sp,$sp,64

$L30:
lw	$17,8($23)
addiu	$22,$18,13
sw	$0,224($17)
lbu	$2,-1($22)
lbu	$3,-2($22)
lbu	$4,-4($22)
sll	$3,$3,16
lbu	$16,-3($22)
sll	$2,$2,24
or	$2,$2,$3
or	$2,$2,$4
sll	$16,$16,8
or	$16,$16,$2
lui	$4,%hi(codec_bmp_tags)
addiu	$4,$4,%lo(codec_bmp_tags)
jal	codec_get_id
move	$5,$16

lw	$fp,8($23)
sw	$2,228($17)
j	$L25
sw	$16,232($fp)

.set	macro
.set	reorder
.end	ogm_header
.globl	ogm_video_codec
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC0:
.ascii	"\001video\000"
.data
.align	2
.type	ogm_video_codec, @object
.size	ogm_video_codec, 24
ogm_video_codec:
.word	$LC0
.byte	6
.space	7
.word	ogm_header
.word	ogm_packet
.space	4
.globl	ogm_audio_codec
.section	.rodata.str1.4
.align	2
$LC1:
.ascii	"\001audio\000"
.data
.align	2
.type	ogm_audio_codec, @object
.size	ogm_audio_codec, 24
ogm_audio_codec:
.word	$LC1
.byte	6
.space	7
.word	ogm_header
.word	ogm_packet
.space	4
.globl	ogm_old_codec
.section	.rodata.str1.4
.align	2
$LC2:
.ascii	"\001Direct Show Samples embedded in Ogg\000"
.data
.align	2
.type	ogm_old_codec, @object
.size	ogm_old_codec, 24
ogm_old_codec:
.word	$LC2
.byte	35
.space	7
.word	ogm_dshow_header
.word	ogm_packet
.space	4
.ident	"GCC: (GNU) 4.1.2"