mjpeg_parser.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 176 行

	.file	1 "mjpeg_parser.c"
	.section .mdebug.abi32
	.previous
	.section	.text.jpeg_parse,"ax",@progbits
	.align	2
	.align	5
	.ent	jpeg_parse
	.type	jpeg_parse, @function
jpeg_parse:
	.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	$18,24($sp)
	sw	$17,20($sp)
	sw	$31,28($sp)
	sw	$16,16($sp)
	lw	$4,0($4)
	move	$17,$6
	lw	$10,20($4)
	move	$18,$7
	lw	$8,52($sp)
	lw	$7,48($sp)
	bne	$10,$0,$L2
	lhu	$6,16($4)

	blez	$8,$L4
	sll	$3,$6,8

	lbu	$2,0($7)
	or	$3,$3,$2
	andi	$6,$3,0xffff
	li	$2,65496			# 0xffd8
	beq	$6,$2,$L30
	nop

	j	$L10
	move	$5,$0

$L9:
	lbu	$2,0($2)
	or	$2,$3,$2
	andi	$6,$2,0xffff
	li	$3,65496			# 0xffd8
	beq	$6,$3,$L31
	nop

$L10:
	addiu	$5,$5,1
	sll	$3,$6,8
	bne	$8,$5,$L9
	addu	$2,$7,$5

$L4:
	li	$16,-100			# 0xffffffffffffff9c
$L33:
	sw	$6,16($4)
	sw	$10,20($4)
	move	$5,$16
	addiu	$6,$sp,48
	jal	ff_combine_frame
	addiu	$7,$sp,52

	bgez	$2,$L34
	lw	$2,48($sp)

$L32:
	lw	$16,52($sp)
	sw	$0,0($17)
	sw	$0,0($18)
	move	$2,$16
	lw	$31,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,32

$L2:
	bne	$8,$0,$L13
	move	$16,$0

$L15:
	move	$5,$16
	addiu	$6,$sp,48
	jal	ff_combine_frame
	addiu	$7,$sp,52

	bltz	$2,$L32
	lw	$2,48($sp)

$L34:
	lw	$3,52($sp)
	sw	$2,0($17)
	sw	$3,0($18)
	move	$2,$16
	lw	$31,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,32

$L31:
	addiu	$5,$5,1
$L8:
	li	$10,1			# 0x1
	li	$6,65496			# 0xffd8
$L12:
	slt	$2,$5,$8
	beq	$2,$0,$L4
	addu	$7,$7,$5

	lbu	$2,0($7)
	sll	$3,$6,8
	or	$3,$3,$2
	andi	$6,$3,0xffff
	li	$2,65496			# 0xffd8
	beq	$6,$2,$L17
	move	$9,$5

	j	$L20
	subu	$8,$8,$5

$L19:
	lbu	$2,1($7)
	or	$2,$3,$2
	andi	$6,$2,0xffff
	li	$3,65496			# 0xffd8
	beq	$6,$3,$L17
	addiu	$7,$7,1

$L20:
	addiu	$5,$5,1
	addu	$2,$8,$9
	bne	$5,$2,$L19
	sll	$3,$6,8

	j	$L33
	li	$16,-100			# 0xffffffffffffff9c

$L13:
	j	$L12
	move	$5,$0

$L17:
	addiu	$16,$5,-1
	sw	$0,20($4)
	j	$L15
	sw	$0,16($4)

$L30:
	j	$L8
	li	$5,1			# 0x1

	.set	macro
	.set	reorder
	.end	jpeg_parse
	.globl	mjpeg_parser
	.data
	.align	2
	.type	mjpeg_parser, @object
	.size	mjpeg_parser, 44
mjpeg_parser:
	.word	8
	.space	16
	.word	32
	.word	0
	.word	jpeg_parse
	.word	ff_parse_close
	.space	8
	.ident	"GCC: (GNU) 4.1.2"