header.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 3,544 行 · 第 1/4 页

	.section	.text.mpeg2_header_end,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_header_end
	.ent	mpeg2_header_end
	.type	mpeg2_header_end, @function
mpeg2_header_end:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	move	$6,$4
	lw	$3,16788($6)
	lw	$4,17456($4)
	addiu	$7,$6,17368
	xori	$3,$3,0x3
	sltu	$8,$3,1
	sltu	$4,$4,$7
	lw	$5,17184($6)
	sll	$2,$8,2
	xori	$4,$4,0x1
	addu	$9,$2,$6
	xor	$4,$8,$4
	addiu	$2,$6,16976
	addiu	$3,$6,17280
	andi	$5,$5,0x8
	movz	$7,$3,$4
	sw	$0,16($2)
	sw	$0,32($2)
	sw	$0,28($2)
	sw	$0,24($2)
	sw	$0,20($2)
	sw	$0,12($2)
	bne	$5,$0,$L140
	sw	$0,8($2)

	lw	$3,4($7)
	li	$2,1			# 0x1
	addiu	$4,$7,44
	beq	$3,$2,$L148
	sw	$7,16996($6)

	lw	$2,17460($9)
	lw	$3,17564($6)
	beq	$3,$0,$L149
	sw	$2,17004($6)

$L144:
	lui	$3,%hi(seek_sequence)
	addiu	$3,$3,%lo(seek_sequence)
	li	$2,8			# 0x8
	j	$31
	sw	$3,17028($6)

$L140:
	lw	$3,17564($6)
	sll	$2,$8,2
	bne	$3,$0,$L144
	addu	$2,$2,$6

	lw	$2,17460($2)
	lui	$3,%hi(seek_sequence)
	sw	$2,17008($6)
	addiu	$3,$3,%lo(seek_sequence)
	li	$2,8			# 0x8
	j	$31
	sw	$3,17028($6)

$L149:
	lw	$2,17464($9)
$L150:
	lui	$3,%hi(seek_sequence)
	sw	$2,17008($6)
	addiu	$3,$3,%lo(seek_sequence)
	li	$2,8			# 0x8
	j	$31
	sw	$3,17028($6)

$L148:
	lw	$2,17460($9)
	lw	$3,17564($6)
	sw	$4,17000($6)
	bne	$3,$0,$L144
	sw	$2,17004($6)

	j	$L150
	lw	$2,17464($9)

	.set	macro
	.set	reorder
	.end	mpeg2_header_end
	.section	.text.copy_matrix,"ax",@progbits
	.align	2
	.align	5
	.ent	copy_matrix
	.type	copy_matrix, @function
copy_matrix:
	.frame	$sp,48,$31		# vars= 0, regs= 7/0, args= 16, gp= 0
	.mask	0x803f0000,-8
	.fmask	0x00000000,0
	sll	$2,$5,6
	addiu	$sp,$sp,-48
	addiu	$3,$2,17856
	addiu	$2,$2,17600
	sw	$19,28($sp)
	sw	$18,24($sp)
	addu	$19,$4,$3
	addu	$18,$4,$2
	sw	$17,20($sp)
	sw	$16,16($sp)
	addiu	$17,$19,5
	addiu	$16,$18,5
	sw	$21,36($sp)
	sw	$20,32($sp)
	move	$21,$5
	move	$20,$4
	sw	$31,40($sp)
	move	$4,$16
	move	$5,$17
	.set	noreorder
	.set	nomacro
	jal	memcmp
	li	$6,64			# 0x40
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L160
	andi	$2,$16,0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L154
	andi	$2,$17,0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L162
	move	$4,$16
	.set	macro
	.set	reorder

	addiu	$5,$18,65
	addiu	$4,$18,1
	sltu	$2,$4,$5
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L157
	addiu	$3,$19,1
	.set	macro
	.set	reorder

$L159:
#APP
	S32LDI xr1,$3,4
	S32LDI xr2,$3,4
	S32LDI xr3,$3,4
	S32LDI xr4,$3,4
	S32LDI xr5,$3,4
	S32LDI xr6,$3,4
	S32LDI xr7,$3,4
	S32LDI xr8,$3,4
	S32SDI xr1,$4,4
	S32SDI xr2,$4,4
	S32SDI xr3,$4,4
	S32SDI xr4,$4,4
	S32SDI xr5,$4,4
	S32SDI xr6,$4,4
	S32SDI xr7,$4,4
	S32SDI xr8,$4,4
#NO_APP
	sltu	$2,$4,$5
	bne	$2,$0,$L159
$L157:
	addu	$3,$21,$20
	li	$2,-1
	sb	$2,17601($3)
$L160:
	lw	$31,40($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)
	.set	noreorder
	.set	nomacro
	j	$31
	addiu	$sp,$sp,48
	.set	macro
	.set	reorder

$L154:
	move	$4,$16
$L162:
	move	$5,$17
	.set	noreorder
	.set	nomacro
	jal	memcpy
	li	$6,64			# 0x40
	.set	macro
	.set	reorder

	addu	$3,$21,$20
	li	$2,-1
	.set	noreorder
	.set	nomacro
	j	$L160
	sb	$2,17601($3)
	.set	macro
	.set	reorder

	.end	copy_matrix
	.section	.text.mpeg2_header_picture_start,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_header_picture_start
	.ent	mpeg2_header_picture_start
	.type	mpeg2_header_picture_start, @function
mpeg2_header_picture_start:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$5,$4,17236
	lw	$2,17032($4)
	sw	$0,16($5)
	sw	$0,12($5)
	sw	$0,8($5)
	move	$6,$4
	xori	$2,$2,0x5
	lw	$7,17072($4)
	li	$3,4			# 0x4
	li	$4,6			# 0x6
	movz	$3,$4,$2
	beq	$7,$0,$L167
	sw	$3,17032($6)

	lw	$2,17076($6)
	slt	$2,$2,4
	beq	$2,$0,$L173
	slt	$3,$7,2

	bne	$3,$0,$L167
	li	$2,1			# 0x1

	lw	$3,17064($6)
	sw	$2,17072($6)
	sw	$3,8($5)
	lw	$4,17068($6)
	li	$2,128			# 0x80
	sw	$2,16($5)
	sw	$4,12($5)
$L167:
	lh	$2,17592($6)
	lh	$3,17594($6)
	move	$4,$6
	sw	$2,20($5)
	sw	$2,36($5)
	sw	$2,28($5)
	sw	$3,40($5)
	sw	$3,32($5)
	j	mpeg2_parse_header
	sw	$3,24($5)

$L173:
	lw	$2,17056($6)
	sw	$0,17072($6)
	sw	$2,8($5)
	lw	$3,17060($6)
	li	$2,128			# 0x80
	sw	$2,16($5)
	sw	$3,12($5)
	lh	$2,17592($6)
	lh	$3,17594($6)
	move	$4,$6
	sw	$2,20($5)
	sw	$2,36($5)
	sw	$2,28($5)
	sw	$3,40($5)
	sw	$3,32($5)
	j	mpeg2_parse_header
	sw	$3,24($5)

	.set	macro
	.set	reorder
	.end	mpeg2_header_picture_start
	.section	.text.mpeg2_header_gop_finalize,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_header_gop_finalize
	.ent	mpeg2_header_gop_finalize
	.type	mpeg2_header_gop_finalize, @function
mpeg2_header_gop_finalize:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	move	$7,$4
	lw	$5,17224($7)
	lw	$4,17220($4)
	lw	$6,17096($7)
	addiu	$2,$7,16976
	addiu	$3,$7,17228
	sw	$4,17228($7)
	sw	$5,17232($7)
	addiu	$8,$6,-3
	sw	$3,16980($7)
	sw	$0,16($2)
	sw	$0,12($2)
	sw	$0,8($2)
	sw	$0,24($2)
	sw	$0,20($2)
	sw	$0,32($2)
	beq	$6,$0,$L178
	sw	$0,28($2)

	lw	$2,17040($7)
	sw	$8,17016($7)
	sw	$2,17012($7)
$L178:
	j	$31
	nop

	.set	macro
	.set	reorder
	.end	mpeg2_header_gop_finalize
	.section	.text.mpeg2_header_slice_start,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_header_slice_start
	.ent	mpeg2_header_slice_start
	.type	mpeg2_header_slice_start, @function
mpeg2_header_slice_start:
	.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	$3,17456($4)
	sw	$0,17016($4)
	lw	$2,4($3)
	move	$16,$4
	sltu	$2,$2,2
	bne	$2,$0,$L241
	sw	$0,17012($4)

$L180:
	li	$2,7			# 0x7
	lw	$13,16788($16)
$L251:
	sw	$2,17032($16)
	li	$2,4			# 0x4
	beq	$13,$2,$L184
	nop

	lb	$3,17600($16)
	lb	$2,17601($16)
	beq	$2,$3,$L186
	lui	$2,%hi(non_linear_scale.4002)

	addiu	$10,$2,%lo(non_linear_scale.4002)
	addiu	$8,$16,16828
	move	$9,$0
	addiu	$11,$16,17605
	beq	$3,$0,$L189
	sb	$3,17601($16)

$L242:
	lw	$6,0($10)
$L191:
	sll	$2,$9,7
	addu	$2,$2,$16
	sw	$6,0($8)
	addiu	$4,$2,388
	move	$3,$11
	move	$5,$0
	li	$7,64			# 0x40
$L192:
	lbu	$2,0($3)
	addiu	$5,$5,1
	mul	$2,$6,$2
	addiu	$3,$3,1
	sh	$2,0($4)
	bne	$5,$7,$L192
	addiu	$4,$4,2

	addiu	$9,$9,1
	li	$2,32			# 0x20
	addiu	$8,$8,4
	beq	$9,$2,$L186
	addiu	$10,$10,4

	lb	$3,17600($16)
	bne	$3,$0,$L242
	nop

$L189:
	j	$L191
	sll	$6,$9,1

$L186:
	lw	$3,380($16)
	addiu	$2,$16,8580
	beq	$3,$2,$L243
	addiu	$12,$16,388

$L194:
	li	$2,1			# 0x1
	beq	$13,$2,$L184
	nop

	lb	$3,17600($16)
	lb	$2,17602($16)
	bne	$2,$3,$L244
	lui	$2,%hi(non_linear_scale.4002)

$L204:
	lw	$3,384($16)
	addiu	$2,$12,12288
	beq	$3,$2,$L245
	nop

$L184:
	lbu	$2,17093($16)
	bne	$2,$0,$L220
	nop

	lw	$3,17456($16)
	lw	$2,16($3)
	ori	$2,$2,0x40
	sw	$2,16($3)
$L222:
	sw	$0,17028($16)
$L250:
	lw	$31,20($sp)
	lw	$16,16($sp)
	li	$2,-1			# 0xffffffffffffffff
	j	$31
	addiu	$sp,$sp,24

$L220:
	lw	$2,17580($16)
	beq	$2,$0,$L223
	nop

	lw	$4,352($16)
	lw	$5,17460($16)
	lw	$6,17456($16)
	jal	$2
	lw	$7,16980($16)

	lw	$3,16788($16)
	li	$2,3			# 0x3
	beq	$3,$2,$L246
	addiu	$5,$16,17548

	lw	$2,17560($16)
	addiu	$4,$16,17524
	sll	$3,$2,2
	sll	$6,$2,4
	xori	$2,$2,0x1
	subu	$6,$6,$3
	sll	$5,$2,4
	sll	$2,$2,2
	addu	$6,$4,$6
	subu	$5,$5,$2
	addu	$5,$4,$5
	move	$7,$6
	jal	mpeg2_init_fbuf
	move	$4,$16

	lw	$3,17032($16)
	li	$2,7			# 0x7
	bne	$3,$2,$L222
	nop

	lw	$2,17560($16)
	sw	$0,17028($16)
	xori	$2,$2,0x1
	sw	$2,17560($16)
	lw	$31,20($sp)
	lw	$16,16($sp)
	li	$2,-1			# 0xffffffffffffffff
	j	$31
	addiu	$sp,$sp,24

$L244:
	addiu	$10,$2,%lo(non_linear_scale.4002)
	addiu	$8,$16,16828
	move	$9,$0
	addiu	$11,$16,17669
	beq	$3,$0,$L207
	sb	$3,17602($16)

$L247:
	lw	$6,0($10)
$L209:
	sll	$2,$9,7
	addu	$2,$2,$16
	sw	$6,0($8)
	addiu	$4,$2,4484
	move	$3,$11
	move	$5,$0
	li	$7,64			# 0x40
$L210:
	lbu	$2,0($3)
	addiu	$5,$5,1
	mul	$2,$6,$2
	addiu	$3,$3,1
	sh	$2,0($4)
	bne	$5,$7,$L210
	addiu	$4,$4,2

	addiu	$9,$9,1
	li	$2,32			# 0x20
	addiu	$8,$8,4
	beq	$9,$2,$L204
	addiu	$10,$10,4

	lb	$3,17600($16)
	bne	$3,$0,$L247
	nop

$L207:
	j	$L209
	sll	$6,$9,1

$L241:
	lw	$3,17032($4)
	li	$2,6			# 0x6
	beq	$3,$2,$L180
	li	$2,5			# 0x5

	j	$L251
	lw	$13,16788($16)

$L245:
	lb	$3,17600($16)
	lb	$2,17604($16)
	beq	$2,$3,$L184
	lui	$2,%hi(non_linear_scale.4002)

	addiu	$10,$2,%lo(non_linear_scale.4002)
	addiu	$8,$16,16828
	move	$9,$0
	addiu	$11,$16,17797
	beq	$3,$0,$L215
	sb	$3,17604($16)

$L248:
	lw	$6,0($10)
$L217:
	sll	$2,$9,7
	addu	$2,$2,$16
	sw	$6,0($8)
	addiu	$4,$2,12676
	move	$3,$11
	move	$5,$0
	li	$7,64			# 0x40
$L218:
	lbu	$2,0($3)
	addiu	$5,$5,1
	mul	$2,$6,$2
	addiu	$3,$3,1
	sh	$2,0($4)
	bne	$5,$7,$L218
	addiu	$4,$4,2

	addiu	$9,$9,1
	li	$2,32			# 0x20
	addiu	$8,$8,4
	beq	$9,$2,$L184
	addiu	$10,$10,4

	lb	$3,17600($16)
	bne	$3,$0,$L248
	nop

$L215:
	j	$L217
	sll	$6,$9,1

$L223:
	xori	$2,$13,0x3
	sltu	$2,$2,1
	sll	$2,$2,2
	addu	$2,$2,$16
	lw	$7,17460($2)
	lw	$5,17460($16)
	lw	$6,17464($2)
	jal	mpeg2_init_fbuf
	move	$4,$16

	j	$L250
	sw	$0,17028($16)

$L246:
	lw	$3,17560($16)
	addiu	$4,$16,17524
	xori	$2,$3,0x1
	sll	$6,$2,4
	sll	$7,$3,4
	sll	$2,$2,2
	sll	$3,$3,2
	subu	$6,$6,$2
	subu	$7,$7,$3
	addu	$7,$4,$7
	addu	$6,$4,$6
	jal	mpeg2_init_fbuf
	move	$4,$16

	j	$L250
	sw	$0,17028($16)

$L243:
	lb	$3,17600($16)
	lb	$2,17603($16)
	beq	$2,$3,$L194
	lui	$2,%hi(non_linear_scale.4002)

	addiu	$10,$2,%lo(non_linear_scale.4002)
	addiu	$8,$16,16828
	move	$9,$0
	addiu	$11,$16,17733
	beq	$3,$0,$L198
	sb	$3,17603($16)

$L249:
	lw	$6,0($10)
$L200:
	sll	$2,$9,7
	addu	$2,$2,$16
	sw	$6,0($8)
	addiu	$4,$2,8580
	move	$3,$11
	move	$5,$0
	li	$7,64			# 0x40
$L201:
	lbu	$2,0($3)
	addiu	$5,$5,1
	mul	$2,$6,$2
	addiu	$3,$3,1
	sh	$2,0($4)
	bne	$5,$7,$L201
	addiu	$4,$4,2

	addiu	$9,$9,1
	li	$2,32			# 0x20
	addiu	$8,$8,4
	beq	$9,$2,$L194
	addiu	$10,$10,4

	lb	$3,17600($16)
	bne	$3,$0,$L249
	nop

$L198:
	j	$L200
	sll	$6,$9,1

	.set	macro
	.set	reorder
	.end	mpeg2_header_slice_start
	.section	.text.mpeg2_header_sequence_finalize,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_header_sequence_finalize
	.ent	mpeg2_header_sequence_finalize
	.type	mpeg2_header_sequence_finalize, @function
mpeg2_header_sequence_finalize:
	.frame	$sp,40,$31		# vars= 0, regs= 5/0, args= 16, gp= 0
	.mask	0x800f0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-40
	sw	$18,24($sp)
	sw	$17,20($sp)
	sw	$31,32($sp)
	sw	$19,28($sp)
	sw	$16,16($sp)
	addiu	$17,$4,17100
	lw	$2,16($17)
	move	$18,$4
	sll	$5,$2,3
	sll	$2,$2,1
	addu	$2,$2,$5
	lw	$4,24($17)
	sll	$3,$2,2
	addu	$3,$2,$3
	andi	$4,$4,0x1
	beq	$4,$0,$L253
	sw	$3,16($17)

	lw	$3,44($17)
	li	$2,2			# 0x2
	beq	$3,$2,$L257
	sltu	$2,$3,3

	bne	$2,$0,$L312
	li	$2,1			# 0x1

	li	$2,3			# 0x3
	beq	$3,$2,$L258
	li	$2,4			# 0x4

	beq	$3,$2,$L313
	li	$5,221			# 0xdd

$L268:
	sw	$0,48($17)
	sw	$0,44($17)
	lw	$16,17596($18)
	andi	$2,$16,0x1
	beq	$2,$0,$L324
	andi	$2,$16,0x4

$L317:
	move	$4,$18
	jal	copy_matrix
	move	$5,$0

	lw	$16,17596($18)
	andi	$2,$16,0x4
	beq	$2,$0,$L325
	andi	$2,$16,0x5

$L278:
	addiu	$4,$18,17605
	addiu	$5,$18,17989
	jal	memcmp
	li	$6,64			# 0x40

	beq	$2,$0,$L325
	andi	$2,$16,0x5

	move	$4,$18
	jal	copy_matrix
	li	$5,2			# 0x2

	lw	$16,17596($18)
	addiu	$2,$18,8580
	j	$L280
	sw	$2,380($18)

$L253:
	li	$2,13041664			# 0xc70000
	ori	$2,$2,0xffce
	beq	$3,$2,$L314
	nop

	lw	$4,44($17)
	sltu	$2,$4,16
	bne	$2,$0,$L315
	nop

$L308:
	sll	$5,$4,2
$L267:
	sll	$2,$4,4
	subu	$2,$2,$5
	subu	$2,$2,$4
	sll	$2,$2,3
	addiu	$2,$2,1171
	li	$3,2000			# 0x7d0
	sw	$3,44($17)
	j	$L310
	sw	$2,48($17)

$L316:
	move	$3,$4
$L310:
	div	$0,$2,$3
	teq	$3,$0,7
	mfhi	$4
	bne	$4,$0,$L316
	move	$2,$3

	move	$4,$3
	lw	$2,44($17)
$L323:
	lw	$3,48($17)
	divu	$0,$2,$4
	teq	$4,$0,7
	mflo	$2
	divu	$0,$3,$4
	teq	$4,$0,7
	sw	$2,44($17)
	mflo	$3
	sw	$3,48($17)
$L261:
	lw	$16,17596($18)
	andi	$2,$16,0x1
	bne	$2,$0,$L317
	andi	$2,$16,0x4

$L324:
	bne	$2,$0,$L278
	andi	$2,$16,0x5

$L325:
	beq	$2,$0,$L326
	andi	$2,$16,0x2

	addiu	$2,$18,388
	sw	$2,380($18)
$L280:
	andi	$2,$16,0x2
$L326:
	bne	$2,$0,$L318
	andi	$2,$16,0x8

	bne	$2,$0,$L327
	addiu	$4,$18,17669

	andi	$2,$16,0xa
$L328:
	beq	$2,$0,$L288
	addiu	$2,$18,4484

	sw	$2,384($18)
$L288:
	lw	$2,24($17)
	lw	$6,17160($18)
	xori	$2,$2,0x1
	andi	$2,$2,0x1
	sw	$2,16824($18)
	lw	$3,0($17)
	sw	$3,16772($18)
	lw	$4,4($17)
	sw	$4,16776($18)
	lw	$2,32($17)
	sltu	$2,$2,2801
	xori	$2,$2,0x1
	sw	$2,16780($18)
	lw	$3,8($17)
	lw	$5,0($17)
	lw	$2,12($17)
	lw	$4,4($17)
	xor	$3,$3,$5
	xor	$2,$2,$4
	sltu	$2,$2,1
	sltu	$3,$3,1
	addu	$3,$3,$2
	li	$2,-1			# 0xffffffffffffffff
	beq	$6,$2,$L290
	sw	$3,16784($18)

	lw	$2,17176($18)
	addiu	$16,$18,17160
	lw	$19,16($17)
	move	$4,$16
	sw	$2,16($17)
	move	$5,$17
	jal	memcmp
	li	$6,60			# 0x3c

	beq	$2,$0,$L292
	li	$2,2			# 0x2

	lw	$2,0($17)
	lw	$4,17456($18)
	sw	$2,44($18)
	sw	$19,16($17)
	lw	$2,16788($18)
	addiu	$6,$18,17368
	sltu	$4,$4,$6
	xori	$2,$2,0x3
	lw	$5,17184($18)