af_extrastereo.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 484 行

	.file	1 "af_extrastereo.c"
	.section .mdebug.abi32
	.previous
	.globl	__floatsisf
	.globl	__mulsf3
	.globl	__fixsfsi
	.section	.text.play_s16,"ax",@progbits
	.align	2
	.align	5
	.ent	play_s16
	.type	play_s16, @function
play_s16:
	.frame	$sp,56,$31		# vars= 0, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-56
	sw	$22,40($sp)
	sw	$31,52($sp)
	sw	$fp,48($sp)
	sw	$23,44($sp)
	sw	$21,36($sp)
	sw	$20,32($sp)
	sw	$19,28($sp)
	sw	$18,24($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	lw	$3,4($5)
	sw	$5,60($sp)
	srl	$2,$3,31
	addu	$2,$2,$3
	sra	$22,$2,1
	lw	$4,16($4)
	blez	$22,$L2
	lw	$19,0($5)

	lw	$21,0($4)
	move	$20,$0
	li	$fp,32768			# 0x8000
	li	$23,-32768			# 0xffffffffffff8000
$L4:
	lh	$4,0($19)
	lh	$18,2($19)
	addu	$2,$4,$18
	srl	$16,$2,31
	addu	$16,$16,$2
	sra	$16,$16,1
	jal	__floatsisf
	subu	$4,$4,$16

	move	$5,$2
	jal	__mulsf3
	move	$4,$21

	jal	__fixsfsi
	move	$4,$2

	subu	$4,$18,$16
	jal	__floatsisf
	addu	$17,$16,$2

	move	$5,$2
	jal	__mulsf3
	move	$4,$21

	jal	__fixsfsi
	move	$4,$2

	slt	$3,$17,-32768
	move	$4,$23
	movz	$4,$17,$3
	slt	$17,$17,$fp
	li	$5,32767			# 0x7fff
	beq	$17,$0,$L7
	addu	$16,$16,$2

	sll	$5,$4,16
	sra	$5,$5,16
$L7:
	slt	$2,$16,-32768
	slt	$3,$16,$fp
	li	$4,32767			# 0x7fff
	movn	$16,$23,$2
	beq	$3,$0,$L10
	sh	$5,0($19)

	sll	$4,$16,16
	sra	$4,$4,16
$L10:
	addiu	$20,$20,2
	slt	$2,$20,$22
	sh	$4,2($19)
	bne	$2,$0,$L4
	addiu	$19,$19,4

$L2:
	lw	$2,60($sp)
	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)
	j	$31
	addiu	$sp,$sp,56

	.set	macro
	.set	reorder
	.end	play_s16
	.section	.rodata.cst4,"aM",@progbits,4
	.align	2
$LC0:
	.word	1075838976
	.section	.text.af_open,"ax",@progbits
	.align	2
	.align	5
	.ent	af_open
	.type	af_open, @function
af_open:
	.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	lui	$2,%hi(control)
	sw	$16,16($sp)
	addiu	$2,$2,%lo(control)
	move	$16,$4
	sw	$31,20($sp)
	lui	$3,%hi(uninit)
	sw	$2,4($16)
	lui	$2,%hi(play_s16)
	li	$4,1			# 0x1
	addiu	$3,$3,%lo(uninit)
	addiu	$2,$2,%lo(play_s16)
	sw	$3,8($16)
	sw	$4,44($16)
	sw	$4,40($16)
	li	$5,24			# 0x18
	jal	uc_calloc
	sw	$2,12($16)

	sw	$2,20($16)
	li	$4,1			# 0x1
	jal	uc_calloc
	li	$5,4			# 0x4

	move	$4,$2
	lw	$2,20($16)
	bne	$2,$0,$L20
	sw	$4,16($16)

$L15:
	li	$5,-2			# 0xfffffffffffffffe
	lw	$31,20($sp)
	lw	$16,16($sp)
	move	$2,$5
	j	$31
	addiu	$sp,$sp,24

$L20:
	beq	$4,$0,$L15
	li	$5,1			# 0x1

	lui	$2,%hi($LC0)
	lw	$3,%lo($LC0)($2)
	move	$2,$5
	sw	$3,0($4)
	lw	$31,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	af_open
	.section	.text.uninit,"ax",@progbits
	.align	2
	.align	5
	.ent	uninit
	.type	uninit, @function
uninit:
	.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	sw	$16,16($sp)
	sw	$31,20($sp)
	lw	$2,20($4)
	move	$16,$4
	beq	$2,$0,$L22
	move	$4,$2

	jal	uc_free
	nop

$L22:
	lw	$2,16($16)
	beq	$2,$0,$L26
	move	$4,$2

	lw	$31,20($sp)
	lw	$16,16($sp)
	j	uc_free
	addiu	$sp,$sp,24

$L26:
	lw	$31,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	uninit
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC1:
	.ascii	"%f\000"
	.section	.text.control,"ax",@progbits
	.align	2
	.align	5
	.ent	control
	.type	control, @function
control:
	.frame	$sp,32,$31		# vars= 8, regs= 2/0, args= 16, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-32
	li	$2,536870912			# 0x20000000
	sw	$31,28($sp)
	sw	$16,24($sp)
	ori	$2,$2,0x300
	move	$7,$4
	beq	$5,$2,$L30
	lw	$16,16($4)

	slt	$2,$2,$5
	beq	$2,$0,$L40
	li	$2,268435456			# 0x10000000

	li	$3,1073741824			# 0x40000000
	ori	$2,$3,0x2100
	beq	$5,$2,$L31
	ori	$2,$3,0x2101

	beq	$5,$2,$L32
	li	$3,1			# 0x1

	li	$3,-1			# 0xffffffffffffffff
$L34:
	lw	$31,28($sp)
	lw	$16,24($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,32

$L40:
	ori	$2,$2,0x100
	bne	$5,$2,$L34
	li	$3,-1			# 0xffffffffffffffff

	beq	$6,$0,$L41
	li	$8,2			# 0x2

	lw	$5,20($4)
	lw	$2,8($6)
	lw	$3,16($6)
	sw	$2,8($5)
	li	$2,29			# 0x1d
	beq	$3,$2,$L42
	sw	$8,12($5)

$L37:
	lui	$2,%hi(play_s16)
	li	$3,9			# 0x9
	addiu	$2,$2,%lo(play_s16)
	sw	$3,16($5)
	sw	$8,20($5)
	sw	$2,12($7)
	jal	af_test_output
	move	$5,$6

	j	$L34
	move	$3,$2

$L30:
	lui	$5,%hi($LC1)
	move	$4,$6
	addiu	$5,$5,%lo($LC1)
	jal	sscanf
	addiu	$6,$sp,16

	lw	$2,16($sp)
	li	$3,1			# 0x1
	sw	$2,0($16)
	lw	$31,28($sp)
	lw	$16,24($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,32

$L32:
	lw	$2,0($16)
	j	$L34
	sw	$2,0($6)

$L31:
	lw	$2,0($6)
	li	$3,1			# 0x1
	sw	$2,0($16)
	lw	$31,28($sp)
	lw	$16,24($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,32

$L42:
	lui	$2,%hi(play_float)
	sw	$3,16($5)
	addiu	$2,$2,%lo(play_float)
	li	$3,4			# 0x4
	sw	$3,20($5)
	j	$L37
	sw	$2,12($4)

$L41:
	j	$L34
	li	$3,-2			# 0xfffffffffffffffe

	.set	macro
	.set	reorder
	.end	control
	.globl	__addsf3
	.globl	__subsf3
	.section	.rodata.cst4
	.align	2
$LC2:
	.word	1056964608
	.section	.text.play_float,"ax",@progbits
	.align	2
	.align	5
	.ent	play_float
	.type	play_float, @function
play_float:
	.frame	$sp,56,$31		# vars= 0, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-56
	sw	$22,40($sp)
	sw	$31,52($sp)
	sw	$fp,48($sp)
	sw	$23,44($sp)
	sw	$21,36($sp)
	sw	$20,32($sp)
	sw	$19,28($sp)
	sw	$18,24($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	lw	$2,4($5)
	lw	$23,16($4)
	slt	$3,$2,0
	addiu	$4,$2,3
	movn	$2,$4,$3
	sra	$22,$2,2
	sw	$5,60($sp)
	blez	$22,$L45
	lw	$20,0($5)

	move	$21,$0
	lui	$fp,%hi($LC2)
$L47:
	lw	$17,0($20)
	lw	$19,4($20)
	move	$4,$17
	jal	__addsf3
	move	$5,$19

	lw	$5,%lo($LC2)($fp)
	jal	__mulsf3
	move	$4,$2

	move	$5,$2
	lw	$18,0($23)
	move	$4,$17
	jal	__subsf3
	move	$16,$2

	move	$5,$2
	jal	__mulsf3
	move	$4,$18

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	jal	af_softclip
	move	$4,$2

	sw	$2,0($20)
	move	$4,$19
	jal	__subsf3
	move	$5,$16

	move	$5,$2
	jal	__mulsf3
	move	$4,$18

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	addiu	$21,$21,2
	jal	af_softclip
	move	$4,$2

	slt	$3,$21,$22
	sw	$2,4($20)
	bne	$3,$0,$L47
	addiu	$20,$20,8

$L45:
	lw	$2,60($sp)
	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)
	j	$31
	addiu	$sp,$sp,56

	.set	macro
	.set	reorder
	.end	play_float
	.globl	af_info_extrastereo
	.section	.rodata.str1.4
	.align	2
$LC3:
	.ascii	"Extra stereo\000"
	.align	2
$LC4:
	.ascii	"extrastereo\000"
	.align	2
$LC5:
	.ascii	"Alex Beregszaszi & Pierre Lombard\000"
	.subsection	-1
	.align	2
$LC6:
	.ascii	"\000"
	.data
	.align	2
	.type	af_info_extrastereo, @object
	.size	af_info_extrastereo, 24
af_info_extrastereo:
	.word	$LC3
	.word	$LC4
	.word	$LC5
	.word	$LC6
	.word	1
	.word	af_open
	.ident	"GCC: (GNU) 4.1.2"