ao_null.mid

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」· MID 代码 · 共 377 行

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

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

	.set	macro
	.set	reorder
	.end	uninit
	.section	.text.reset,"ax",@progbits
	.align	2
	.align	5
	.ent	reset
	.type	reset, @function
reset:
	.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(buffer)
	j	$31
	sw	$0,%lo(buffer)($2)

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

	.set	macro
	.set	reorder
	.end	audio_resume
	.section	.text.play,"ax",@progbits
	.align	2
	.align	5
	.ent	play
	.type	play, @function
play:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lui	$4,%hi(ao_data)
	addiu	$4,$4,%lo(ao_data)
	lui	$7,%hi(buffer)
	lw	$6,%lo(buffer)($7)
	lw	$3,20($4)
	lw	$2,16($4)
	subu	$3,$3,$6
	div	$0,$3,$2
	teq	$2,$0,7
	mflo	$3
	div	$0,$5,$2
	teq	$2,$0,7
	mflo	$5
	slt	$4,$5,$3
	movz	$5,$3,$4
	mul	$2,$2,$5
	addu	$6,$6,$2
	j	$31
	sw	$6,%lo(buffer)($7)

	.set	macro
	.set	reorder
	.end	play
	.section	.text.init,"ax",@progbits
	.align	2
	.align	5
	.ent	init
	.type	init, @function
init:
	.frame	$sp,24,$31		# vars= 0, regs= 1/0, args= 16, gp= 0
	.mask	0x80000000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	mul	$11,$5,$4
	lui	$7,%hi(ao_data)
	addiu	$10,$7,%lo(ao_data)
	li	$2,65536			# 0x10000
	move	$8,$4
	move	$9,$5
	addiu	$sp,$sp,-24
	lui	$4,%hi(last_tv)
	sw	$2,20($10)
	li	$3,1024			# 0x400
	li	$2,3			# 0x3
	sw	$31,16($sp)
	addiu	$4,$4,%lo(last_tv)
	move	$5,$0
	sw	$3,16($10)
	sw	$8,%lo(ao_data)($7)
	sw	$11,12($10)
	sw	$9,4($10)
	beq	$6,$2,$L12
	sw	$6,8($10)

	li	$2,1			# 0x1
	beq	$6,$2,$L12
	sll	$9,$11,1

	sw	$9,12($10)
$L12:
	lui	$2,%hi(buffer)
	jal	gettimeofday
	sw	$0,%lo(buffer)($2)

	lw	$31,16($sp)
	li	$2,1			# 0x1
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	init
	.section	.text.get_space,"ax",@progbits
	.align	2
	.align	5
	.ent	get_space
	.type	get_space, @function
get_space:
	.frame	$sp,32,$31		# vars= 8, regs= 1/0, args= 16, gp= 0
	.mask	0x80000000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-32
	addiu	$4,$sp,16
	sw	$31,24($sp)
	jal	gettimeofday
	move	$5,$0

	lui	$8,%hi(last_tv)
	addiu	$10,$8,%lo(last_tv)
	lw	$2,4($10)
	lw	$5,20($sp)
	li	$4,274857984			# 0x10620000
	subu	$5,$5,$2
	ori	$4,$4,0x4dd3
	mult	$5,$4
	lui	$3,%hi(ao_data)
	mfhi	$2
	addiu	$9,$3,%lo(ao_data)
	sra	$5,$5,31
	lw	$6,12($9)
	sra	$2,$2,6
	subu	$2,$2,$5
	mul	$2,$6,$2
	lw	$5,%lo(last_tv)($8)
	lw	$3,16($sp)
	mult	$2,$4
	subu	$3,$3,$5
	mfhi	$4
	mul	$11,$3,$6
	sra	$2,$2,31
	lui	$7,%hi(buffer)
	sra	$4,$4,6
	lw	$5,%lo(buffer)($7)
	subu	$4,$4,$2
	addu	$2,$11,$4
	subu	$5,$5,$2
	bltz	$5,$L23
	sw	$5,%lo(buffer)($7)

$L18:
	blez	$2,$L20
	lw	$2,16($sp)

	lw	$3,20($sp)
	sw	$2,%lo(last_tv)($8)
	sw	$3,4($10)
$L20:
	lw	$2,20($9)
	lw	$31,24($sp)
	subu	$2,$2,$5
	j	$31
	addiu	$sp,$sp,32

$L23:
	move	$5,$0
	j	$L18
	sw	$0,%lo(buffer)($7)

	.set	macro
	.set	reorder
	.end	get_space
	.section	.text.audio_pause,"ax",@progbits
	.align	2
	.align	5
	.ent	audio_pause
	.type	audio_pause, @function
audio_pause:
	.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(buffer)
	j	$31
	sw	$0,%lo(buffer)($2)

	.set	macro
	.set	reorder
	.end	audio_pause
	.globl	__floatsisf
	.globl	__divsf3
	.section	.text.get_delay,"ax",@progbits
	.align	2
	.align	5
	.ent	get_delay
	.type	get_delay, @function
get_delay:
	.frame	$sp,40,$31		# vars= 8, regs= 3/0, args= 16, gp= 0
	.mask	0x80030000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-40
	move	$5,$0
	addiu	$4,$sp,16
	sw	$17,28($sp)
	sw	$31,32($sp)
	jal	gettimeofday
	sw	$16,24($sp)

	lui	$8,%hi(last_tv)
	addiu	$10,$8,%lo(last_tv)
	lw	$5,4($10)
	lw	$9,20($sp)
	li	$4,274857984			# 0x10620000
	ori	$4,$4,0x4dd3
	subu	$5,$9,$5
	mult	$5,$4
	lui	$3,%hi(ao_data+12)
	mfhi	$2
	lw	$17,%lo(ao_data+12)($3)
	sra	$5,$5,31
	sra	$2,$2,6
	subu	$2,$2,$5
	mul	$2,$17,$2
	lw	$5,%lo(last_tv)($8)
	lw	$7,16($sp)
	mult	$2,$4
	subu	$5,$7,$5
	mfhi	$4
	mul	$3,$5,$17
	sra	$2,$2,31
	lui	$6,%hi(buffer)
	sra	$4,$4,6
	subu	$4,$4,$2
	lw	$2,%lo(buffer)($6)
	addu	$5,$3,$4
	subu	$2,$2,$5
	slt	$3,$2,0
	movn	$2,$0,$3
	sw	$2,%lo(buffer)($6)
	blez	$5,$L29
	move	$4,$2

	sw	$7,%lo(last_tv)($8)
	sw	$9,4($10)
$L29:
	jal	__floatsisf
	nop

	move	$4,$17
	jal	__floatsisf
	move	$16,$2

	move	$5,$2
	jal	__divsf3
	move	$4,$16

	lw	$31,32($sp)
	lw	$17,28($sp)
	lw	$16,24($sp)
	j	$31
	addiu	$sp,$sp,40

	.set	macro
	.set	reorder
	.end	get_delay
	.globl	audio_out_null
	.data
	.align	2
	.type	audio_out_null, @object
	.size	audio_out_null, 40
audio_out_null:
	.word	info
	.word	control
	.word	init
	.word	uninit
	.word	reset
	.word	get_space
	.word	play
	.word	get_delay
	.word	audio_pause
	.word	audio_resume

	.comm	last_tv,8,4

	.comm	buffer,4,4
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"Null audio output\000"
	.align	2
$LC1:
	.ascii	"null\000"
	.align	2
$LC2:
	.ascii	"Tobias Diedrich <[e-mail]>\000"
	.subsection	-1
	.align	2
$LC3:
	.ascii	"\000"
	.data
	.align	2
	.type	info, @object
	.size	info, 16
info:
	.word	$LC0
	.word	$LC1
	.word	$LC2
	.word	$LC3
	.ident	"GCC: (GNU) 4.1.2"