bit_allocate.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 1,432 行 · 第 1/2 页

	.file	1 "bit_allocate.c"
	.section .mdebug.abi32
	.previous
	.section	.rodata.cst4,"aM",@progbits,4
	.align	2
$LC0:
	.word	latab
	.section	.text.a52_bit_allocate,"ax",@progbits
	.align	2
	.align	5
	.globl	a52_bit_allocate
	.ent	a52_bit_allocate
	.type	a52_bit_allocate, @function
a52_bit_allocate:
	.frame	$sp,56,$31		# vars= 16, regs= 9/0, args= 0, gp= 0
	.mask	0x40ff0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-56
	sw	$23,44($sp)
	sw	$22,40($sp)
	sw	$18,24($sp)
	sw	$16,16($sp)
	sw	$fp,48($sp)
	sw	$21,36($sp)
	sw	$20,32($sp)
	sw	$19,28($sp)
	sw	$17,20($sp)
	lbu	$8,0($4)
	lhu	$14,416($4)
	sll	$2,$8,5
	move	$15,$4
	sll	$8,$8,3
	srl	$4,$14,7
	addu	$8,$8,$2
	andi	$4,$4,0x3
	srl	$9,$14,3
	lui	$2,%hi(slowgain.2722)
	lbu	$17,0($5)
	sll	$3,$4,4
	move	$16,$5
	addiu	$2,$2,%lo(slowgain.2722)
	sll	$4,$4,2
	srl	$5,$14,9
	andi	$9,$9,0xc
	lbu	$19,1($15)
	addu	$4,$4,$3
	addu	$9,$9,$2
	srl	$10,$14,1
	sll	$5,$5,1
	sll	$12,$8,2
	lui	$3,%hi(dbpbtab.2723)
	lui	$2,%hi(hthtab)
	lbu	$13,1($16)
	addu	$8,$8,$12
	addiu	$2,$2,%lo(hthtab)
	andi	$10,$10,0xc
	andi	$11,$17,0x7
	addiu	$3,$3,%lo(dbpbtab.2723)
	addiu	$4,$4,63
	addiu	$5,$5,15
	lw	$9,0($9)
	addu	$10,$10,$3
	addu	$22,$8,$2
	sll	$11,$11,7
	sra	$4,$4,$19
	sra	$5,$5,$19
	li	$2,2			# 0x2
	lw	$18,0($10)
	sw	$4,8($sp)
	addiu	$23,$11,128
	sw	$5,4($sp)
	sw	$9,0($sp)
	lw	$8,76($sp)
	beq	$13,$2,$L89
	lw	$10,80($sp)

	addiu	$24,$16,2
$L4:
	andi	$3,$14,0x7
	lui	$2,%hi(floortab.2724)
	addiu	$2,$2,%lo(floortab.2724)
	sll	$3,$3,2
	addu	$3,$3,$2
	lbu	$4,436($15)
	srl	$2,$17,3
	lw	$5,0($3)
	sll	$2,$2,2
	sll	$4,$4,6
	subu	$2,$0,$2
	addiu	$3,$5,960
	subu	$2,$2,$4
	addu	$21,$2,$3
	lw	$3,84($sp)
	sra	$20,$5,5
	beq	$7,$0,$L5
	addiu	$fp,$3,256

	move	$9,$6
	move	$25,$7
$L7:
	sll	$2,$9,2
	lui	$3,%hi(bndtab)
	addiu	$2,$2,-80
	addiu	$3,$3,%lo(bndtab)
	addu	$17,$2,$3
	addu	$16,$24,$9
$L62:
	lw	$4,84($sp)
	lw	$3,0($17)
	addu	$11,$4,$25
	lw	$4,72($sp)
	addiu	$14,$25,1
	slt	$2,$4,$3
	move	$15,$4
	movz	$15,$3,$2
	lbu	$2,0($11)
	slt	$3,$14,$15
	sll	$13,$2,7
	beq	$3,$0,$L63
	move	$12,$14

	lui	$2,%hi($LC0)
	addiu	$2,$2,%lo($LC0)
	lw	$24,0($2)
	move	$6,$11
	j	$L65
	li	$7,-1			# 0xffffffffffffffff

$L91:
	bltz	$3,$L90
	slt	$2,$3,-6

	sra	$2,$4,1
	bne	$3,$0,$L66
	addu	$2,$2,$24

	lb	$2,0($2)
	addu	$13,$13,$2
$L66:
	slt	$2,$12,$15
$L99:
	beq	$2,$0,$L63
	addiu	$6,$6,1

$L65:
	lbu	$2,1($6)
	addiu	$12,$12,1
	sll	$5,$2,7
	subu	$4,$5,$13
	subu	$2,$0,$4
	sra	$2,$2,1
	sra	$3,$4,9
	bne	$3,$7,$L91
	addu	$2,$2,$24

	lb	$2,0($2)
	addu	$13,$5,$2
	slt	$2,$12,$15
	bne	$2,$0,$L65
	addiu	$6,$6,1

$L63:
	lw	$3,8($sp)
	lw	$4,4($sp)
	lw	$2,0($sp)
	addu	$6,$8,$3
	addu	$7,$10,$4
	addu	$5,$2,$13
	addu	$4,$23,$13
	slt	$3,$5,$7
	slt	$2,$4,$6
	move	$10,$5
	move	$8,$4
	movz	$10,$7,$3
	movz	$8,$6,$2
	slt	$2,$10,$8
	move	$5,$10
	slt	$3,$18,$13
	beq	$3,$0,$L71
	movz	$5,$8,$2

	subu	$2,$13,$18
	sra	$2,$2,2
	subu	$5,$5,$2
$L71:
	sra	$2,$9,$19
	sll	$2,$2,2
	addu	$2,$2,$22
	lw	$4,0($2)
	lb	$3,0($16)
	slt	$2,$4,$5
	sll	$3,$3,7
	movz	$4,$5,$2
	addu	$3,$21,$3
	subu	$2,$4,$3
	blez	$2,$L73
	subu	$2,$0,$2

	move	$2,$0
$L75:
	subu	$12,$2,$20
	move	$6,$11
	j	$L76
	addu	$5,$fp,$25

$L80:
	addiu	$14,$14,1
$L76:
	lbu	$2,0($6)
	lui	$3,%hi(baptab+156)
	sll	$2,$2,2
	addiu	$4,$3,%lo(baptab+156)
	addu	$2,$2,$12
	addu	$2,$2,$4
	lbu	$3,0($2)
	slt	$4,$14,$15
	sb	$3,0($5)
	addiu	$6,$6,1
	addiu	$5,$5,1
	bne	$4,$0,$L80
	move	$25,$14

	lw	$4,72($sp)
	addiu	$17,$17,4
	slt	$2,$14,$4
	beq	$2,$0,$L79
	addiu	$16,$16,1

	j	$L62
	addiu	$9,$9,1

$L90:
	bne	$2,$0,$L99
	slt	$2,$12,$15

	j	$L99
	move	$13,$5

$L73:
	j	$L75
	sra	$2,$2,5

$L79:
	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

$L5:
	lui	$2,%hi(baptab+156)
	lw	$4,72($sp)
	addiu	$10,$2,%lo(baptab+156)
	lw	$2,84($sp)
	move	$9,$6
	addiu	$11,$4,-1
	addu	$6,$2,$6
	slt	$2,$9,$11
	bne	$2,$0,$L10
	move	$15,$0

$L93:
	lbu	$13,0($6)
$L12:
	sll	$7,$13,7
$L100:
	addu	$8,$23,$7
	slt	$2,$18,$7
	beq	$2,$0,$L17
	addu	$12,$15,$8

	subu	$2,$7,$18
	sra	$2,$2,2
	subu	$12,$12,$2
$L17:
	sra	$2,$9,$19
	sll	$2,$2,2
	addu	$2,$2,$22
	addu	$5,$24,$9
	lw	$4,0($2)
	lb	$3,0($5)
	slt	$2,$4,$12
	sll	$3,$3,7
	movz	$4,$12,$2
	addu	$3,$21,$3
	subu	$2,$4,$3
	blez	$2,$L19
	subu	$2,$0,$2

	move	$2,$0
$L21:
	subu	$3,$2,$20
	sll	$2,$13,2
	addu	$2,$2,$3
	addu	$2,$2,$10
	lbu	$4,0($2)
	addu	$3,$fp,$9
	addiu	$9,$9,1
	slt	$2,$9,3
	bne	$2,$0,$L9
	sb	$4,0($3)

	slt	$2,$9,7
	beq	$2,$0,$L23
	lw	$3,0($sp)

	lbu	$2,1($6)
	lbu	$3,0($6)
	sltu	$2,$3,$2
	beq	$2,$0,$L92
	lw	$2,0($sp)

$L9:
	slt	$2,$9,$11
	beq	$2,$0,$L93
	addiu	$6,$6,1

$L10:
	lbu	$13,0($6)
	lbu	$3,1($6)
	addiu	$2,$13,-2
	beq	$3,$2,$L94
	nop

	beq	$15,$0,$L100
	sll	$7,$13,7

	sltu	$3,$13,$3
	addiu	$2,$15,-64
	j	$L100
	movn	$15,$2,$3

$L19:
	j	$L21
	sra	$2,$2,5

$L94:
	j	$L12
	li	$15,384			# 0x180

$L92:
	lw	$3,84($sp)
	addu	$10,$2,$7
	j	$L27
	addu	$14,$3,$9

$L95:
	lbu	$13,0($14)
$L30:
	lw	$4,8($sp)
$L101:
	sll	$12,$13,7
	lw	$2,4($sp)
	lw	$3,0($sp)
	addu	$6,$4,$8
	addu	$4,$23,$12
	addu	$7,$2,$10
	addu	$5,$3,$12
	slt	$2,$4,$6
	move	$8,$4
	movz	$8,$6,$2
	slt	$3,$5,$7
	move	$10,$5
	movz	$10,$7,$3
	addu	$2,$15,$8
	slt	$3,$2,$10
	move	$6,$2
	slt	$4,$18,$12
	beq	$4,$0,$L35
	movz	$6,$10,$3

	subu	$2,$12,$18
	sra	$2,$2,2
	subu	$6,$6,$2
$L35:
	sra	$2,$9,$19
	sll	$2,$2,2
	addu	$2,$2,$22
	addu	$5,$24,$9
	lw	$4,0($2)
	lb	$3,0($5)
	slt	$2,$4,$6
	sll	$3,$3,7
	movz	$4,$6,$2
	addu	$3,$21,$3
	subu	$2,$4,$3
	blez	$2,$L37
	subu	$2,$0,$2

	move	$2,$0
	subu	$4,$2,$20
	sll	$2,$13,2
	addu	$2,$2,$4
	lui	$4,%hi(baptab+156)
	addiu	$3,$4,%lo(baptab+156)
	addu	$2,$2,$3
	lbu	$4,0($2)
	addu	$3,$fp,$9
	addiu	$9,$9,1
	slt	$2,$9,7
	sb	$4,0($3)
	beq	$2,$0,$L26
	addiu	$14,$14,1

$L27:
	slt	$2,$9,$11
	beq	$2,$0,$L95
	nop

	lbu	$13,0($14)
	lbu	$3,1($14)
	addiu	$2,$13,-2
	beq	$3,$2,$L96
	nop

	beq	$15,$0,$L101
	lw	$4,8($sp)

	sltu	$3,$13,$3
	addiu	$2,$15,-64
	j	$L101
	movn	$15,$2,$3

$L37:
	sra	$2,$2,5
	subu	$4,$2,$20
	sll	$2,$13,2
	addu	$2,$2,$4
	lui	$4,%hi(baptab+156)
	addiu	$3,$4,%lo(baptab+156)
	addu	$2,$2,$3
	lbu	$4,0($2)
	addu	$3,$fp,$9
	addiu	$9,$9,1
	slt	$2,$9,7
	sb	$4,0($3)
	bne	$2,$0,$L27
	addiu	$14,$14,1

$L26:
	lw	$3,72($sp)
	li	$2,7			# 0x7
	beq	$3,$2,$L79
	lw	$4,84($sp)

	lui	$2,%hi(baptab+156)
	addiu	$11,$2,%lo(baptab+156)
	addu	$13,$4,$9
	addu	$17,$fp,$9
	j	$L42
	addu	$14,$24,$9

$L43:
	beq	$15,$0,$L45
	addiu	$2,$15,-64

	movn	$15,$2,$3
$L45:
	lw	$3,8($sp)
	sra	$2,$9,$19
	sll	$2,$2,2
	sll	$4,$12,7
	addu	$8,$8,$3
	addu	$16,$2,$22
	lw	$3,0($sp)
	lw	$2,4($sp)
	addu	$5,$23,$4
	addu	$7,$10,$2
	addu	$6,$3,$4
	slt	$2,$5,$8
	slt	$3,$6,$7
	movn	$8,$5,$2
	move	$10,$6
	movz	$10,$7,$3
	addu	$5,$15,$8
	subu	$2,$4,$18
	slt	$3,$5,$10
	slt	$4,$18,$4
	sra	$2,$2,2
	move	$6,$0
	beq	$4,$0,$L48
	movz	$5,$10,$3

	subu	$5,$5,$2
$L48:
	lw	$2,0($16)
	lb	$3,0($14)
	slt	$4,$2,$5
	sll	$3,$3,7
	addu	$3,$21,$3
	movz	$2,$5,$4
	subu	$2,$2,$3
	blez	$2,$L97
	subu	$3,$0,$2

	subu	$2,$6,$20
	sll	$3,$12,2
	addu	$3,$3,$2
	addu	$3,$3,$11
	addiu	$9,$9,1
	lbu	$2,0($3)
	slt	$4,$9,20
	sb	$2,0($17)
	addiu	$13,$13,1
	addiu	$14,$14,1
	beq	$4,$0,$L98
	addiu	$17,$17,1

$L42:
	lbu	$12,0($13)
	lbu	$3,1($13)
	addiu	$2,$12,-2
	bne	$3,$2,$L43
	sltu	$3,$12,$3

	j	$L45
	li	$15,320			# 0x140

$L97:
	sra	$6,$3,5
	subu	$2,$6,$20
	sll	$3,$12,2
	addu	$3,$3,$2
	addu	$3,$3,$11
	addiu	$9,$9,1
	lbu	$2,0($3)
	slt	$4,$9,20
	sb	$2,0($17)
	addiu	$13,$13,1
	addiu	$14,$14,1
	bne	$4,$0,$L42
	addiu	$17,$17,1

$L98:
	slt	$2,$15,129
	bne	$2,$0,$L54
	lw	$4,84($sp)

	lui	$2,%hi(baptab+156)
	addiu	$11,$2,%lo(baptab+156)
	addu	$14,$4,$9
	addu	$13,$fp,$9
	j	$L56
	addu	$12,$24,$9

$L61:
	subu	$2,$6,$20
	sll	$3,$17,2
	addu	$3,$3,$2
	addu	$3,$3,$11
	lbu	$2,0($3)
	slt	$4,$15,129
	sb	$2,0($13)
	addiu	$9,$9,1
	addiu	$14,$14,1
	addiu	$12,$12,1
	bne	$4,$0,$L54
	addiu	$13,$13,1

$L56:
	sra	$2,$9,$19
	sll	$2,$2,2
	addu	$16,$2,$22
	lw	$2,8($sp)
	lbu	$17,0($14)
	addu	$5,$2,$8
	lw	$2,4($sp)
	sll	$4,$17,7
	addu	$7,$2,$10
	lw	$2,0($sp)
	addu	$3,$23,$4
	addu	$6,$2,$4
	move	$8,$3
	slt	$2,$3,$5
	movz	$8,$5,$2
	move	$10,$6
	slt	$2,$6,$7
	addiu	$15,$15,-128
	movz	$10,$7,$2
	addu	$5,$8,$15
	subu	$3,$4,$18
	slt	$2,$5,$10
	slt	$4,$18,$4
	sra	$3,$3,2
	move	$6,$0
	beq	$4,$0,$L57
	movz	$5,$10,$2

	subu	$5,$5,$3
$L57:
	lw	$2,0($16)
	lb	$3,0($12)
	slt	$4,$2,$5
	sll	$3,$3,7
	addu	$3,$21,$3
	movz	$2,$5,$4
	subu	$2,$2,$3
	bgtz	$2,$L61
	subu	$3,$0,$2

	sra	$6,$3,5
	subu	$2,$6,$20
	sll	$3,$17,2
	addu	$3,$3,$2
	addu	$3,$3,$11
	lbu	$2,0($3)
	slt	$4,$15,129
	sb	$2,0($13)
	addiu	$9,$9,1
	addiu	$14,$14,1
	addiu	$12,$12,1
	beq	$4,$0,$L56
	addiu	$13,$13,1

$L54:
	j	$L7
	move	$25,$9

$L96:
	j	$L30
	li	$15,384			# 0x180

$L89:
	lui	$2,%hi(baptab+156)
	j	$L4
	addiu	$24,$2,%lo(baptab+156)

$L23:
	j	$L26
	addu	$10,$3,$7

	.set	macro
	.set	reorder
	.end	a52_bit_allocate
	.data
	.align	2
	.type	hthtab, @object
	.size	hthtab, 600
hthtab:
	.word	1840
	.word	1840
	.word	1984
	.word	2048
	.word	2080
	.word	2112
	.word	2128
	.word	2128
	.word	2144
	.word	2144
	.word	2144
	.word	2144
	.word	2144
	.word	2160
	.word	2160
	.word	2160
	.word	2176
	.word	2176
	.word	2192
	.word	2192
	.word	2208
	.word	2208
	.word	2224
	.word	2224
	.word	2240
	.word	2240
	.word	2256
	.word	2272
	.word	2288
	.word	2304
	.word	2320
	.word	2320
	.word	2320
	.word	2320
	.word	2304
	.word	2288
	.word	2240
	.word	2160
	.word	2080
	.word	2016
	.word	1952
	.word	1904
	.word	1888
	.word	1952
	.word	1984
	.word	1984
	.word	1760
	.word	1024
	.word	960
	.word	960
	.word	1808
	.word	1808
	.word	1952
	.word	2032
	.word	2080
	.word	2096
	.word	2112
	.word	2128
	.word	2128
	.word	2144
	.word	2144
	.word	2144
	.word	2144
	.word	2144
	.word	2160
	.word	2160
	.word	2160
	.word	2176