8bps.s

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」· S 代码 · 共 651 行

.file	1 "8bps.c"
.section .mdebug.abi32
.previous
.section	.text.decode_end,"ax",@progbits
.align	2
.align	5
.ent	decode_end
.type	decode_end, @function
decode_end:
.frame	$sp,24,$31		# vars= 0, regs= 1/0, args= 16, gp= 0
.mask	0x80000000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-24
sw	$31,16($sp)
lw	$5,136($4)
lw	$2,8($5)
beq	$2,$0,$L2
addiu	$5,$5,8

lw	$2,264($4)
jal	$2
nop

$L2:
lw	$31,16($sp)
move	$2,$0
j	$31
addiu	$sp,$sp,24

.set	macro
.set	reorder
.end	decode_end
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC0:
.ascii	"get_buffer() failed\012\000"
.section	.text.decode_frame,"ax",@progbits
.align	2
.align	5
.ent	decode_frame
.type	decode_frame, @function
decode_frame:
.frame	$sp,64,$31		# vars= 8, regs= 10/0, args= 16, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
addiu	$sp,$sp,-64
sw	$23,52($sp)
sw	$21,44($sp)
sw	$19,36($sp)
sw	$31,60($sp)
sw	$fp,56($sp)
sw	$22,48($sp)
sw	$20,40($sp)
sw	$18,32($sp)
sw	$17,28($sp)
sw	$16,24($sp)
lw	$16,136($4)
sw	$6,72($sp)
lw	$2,8($16)
sw	$5,68($sp)
addiu	$3,$16,209
lbu	$17,208($16)
move	$19,$4
move	$23,$7
lw	$21,80($sp)
lw	$18,44($4)
.set	noreorder
.set	nomacro
beq	$2,$0,$L54
sw	$3,16($sp)
.set	macro
.set	reorder

addiu	$fp,$16,8
lw	$2,264($4)
.set	noreorder
.set	nomacro
jal	$2
move	$5,$fp
.set	macro
.set	reorder

$L7:
li	$3,1			# 0x1
lw	$2,260($19)
sw	$3,188($16)
sw	$0,88($16)
move	$4,$19
.set	noreorder
.set	nomacro
jal	$2
move	$5,$fp
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bltz	$2,$L66
sll	$22,$18,1
.set	macro
.set	reorder

mul	$2,$17,$22
addu	$9,$2,$23
li	$2,4			# 0x4
.set	noreorder
.set	nomacro
beq	$17,$2,$L12
move	$25,$23
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$17,$0,$L14
lw	$2,52($19)
.set	macro
.set	reorder

xori	$2,$2,0x6
sltu	$2,$2,1
addu	$7,$17,$2
move	$25,$23
move	$20,$0
$L17:
.set	noreorder
.set	nomacro
beq	$18,$0,$L18
lw	$3,16($sp)
.set	macro
.set	reorder

move	$15,$25
addu	$3,$3,$20
move	$24,$0
sw	$3,20($sp)
addu	$12,$23,$21
$L20:
lw	$6,24($16)
lw	$8,20($sp)
lhu	$2,0($15)
lbu	$5,0($8)
mul	$8,$6,$24
lw	$3,8($16)
sll	$4,$2,8
srl	$2,$2,8
addu	$3,$8,$3
or	$2,$2,$4
addu	$10,$3,$5
andi	$5,$2,0xffff
.set	noreorder
.set	nomacro
beq	$5,$0,$L21
addu	$13,$10,$6
.set	macro
.set	reorder

addiu	$4,$9,1
sltu	$2,$4,$12
beq	$2,$0,$L23
move	$3,$9
move	$11,$5
move	$9,$4
li	$14,255			# 0xff
$L25:
lbu	$8,0($3)
sll	$2,$8,24
sra	$2,$2,24
.set	noreorder
.set	nomacro
bltz	$2,$L27
addiu	$2,$8,1
.set	macro
.set	reorder

andi	$4,$2,0x00ff
mul	$2,$7,$4
addu	$3,$2,$10
sltu	$3,$13,$3
subu	$2,$11,$4
.set	noreorder
.set	nomacro
bne	$3,$0,$L21
addiu	$11,$2,-1
.set	macro
.set	reorder

addu	$2,$4,$9
sltu	$2,$12,$2
.set	noreorder
.set	nomacro
bne	$2,$0,$L23
addiu	$2,$4,-1
.set	macro
.set	reorder

andi	$2,$2,0x00ff
.set	noreorder
.set	nomacro
beq	$2,$14,$L67
move	$4,$9
.set	macro
.set	reorder

move	$5,$10
li	$6,255			# 0xff
$L34:
lbu	$3,0($4)
addiu	$2,$2,-1
andi	$2,$2,0x00ff
sb	$3,0($5)
addiu	$4,$4,1
.set	noreorder
.set	nomacro
bne	$2,$6,$L34
addu	$5,$5,$7
.set	macro
.set	reorder

mul	$4,$8,$7
addu	$3,$8,$9
addu	$2,$7,$10
addu	$10,$4,$2
addiu	$3,$3,1
$L33:
.set	noreorder
.set	nomacro
beq	$11,$0,$L21
move	$9,$3
.set	macro
.set	reorder

$L26:
addiu	$9,$3,1
sltu	$2,$9,$12
bne	$2,$0,$L25
$L23:
li	$21,-1			# 0xffffffffffffffff
$L11:
move	$2,$21
lw	$31,60($sp)
lw	$fp,56($sp)
lw	$23,52($sp)
lw	$22,48($sp)
lw	$21,44($sp)
lw	$20,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,64
.set	macro
.set	reorder

$L27:
li	$2,1			# 0x1
subu	$2,$2,$8
andi	$2,$2,0x00ff
mul	$4,$7,$2
addu	$3,$4,$10
sltu	$3,$13,$3
.set	noreorder
.set	nomacro
bne	$3,$0,$L21
addiu	$2,$2,-1
.set	macro
.set	reorder

andi	$6,$2,0x00ff
.set	noreorder
.set	nomacro
beq	$6,$14,$L37
move	$2,$6
.set	macro
.set	reorder

move	$4,$10
li	$5,255			# 0xff
$L39:
addiu	$2,$2,-1
lbu	$3,0($9)
andi	$2,$2,0x00ff
sb	$3,0($4)
.set	noreorder
.set	nomacro
bne	$2,$5,$L39
addu	$4,$4,$7
.set	macro
.set	reorder

mul	$3,$7,$6
addu	$2,$7,$10
addu	$10,$3,$2
$L37:
addiu	$11,$11,-2
.set	noreorder
.set	nomacro
bne	$11,$0,$L26
addiu	$3,$9,1
.set	macro
.set	reorder

move	$9,$3
$L21:
addiu	$24,$24,1
.set	noreorder
.set	nomacro
bne	$18,$24,$L20
addiu	$15,$15,2
.set	macro
.set	reorder

$L18:
addiu	$20,$20,1
sltu	$2,$20,$17
.set	noreorder
.set	nomacro
bne	$2,$0,$L17
addu	$25,$25,$22
.set	macro
.set	reorder

$L14:
lw	$3,584($19)
.set	noreorder
.set	nomacro
beq	$3,$0,$L69
lw	$4,72($sp)
.set	macro
.set	reorder

lw	$4,12($16)
andi	$2,$4,0x3
.set	noreorder
.set	nomacro
bne	$2,$0,$L44
addiu	$5,$3,4
.set	macro
.set	reorder

andi	$2,$5,0x3
bne	$2,$0,$L44
addiu	$5,$4,1020
addiu	$4,$4,-4
sltu	$2,$4,$5
beq	$2,$0,$L47
$L49:
#APP
.word	0b01110000011000000000010001010100	#S32LDI XR1,$3,4
.word	0b01110000011000000000010010010100	#S32LDI XR2,$3,4
.word	0b01110000011000000000010011010100	#S32LDI XR3,$3,4
.word	0b01110000011000000000010100010100	#S32LDI XR4,$3,4
.word	0b01110000011000000000010101010100	#S32LDI XR5,$3,4
.word	0b01110000011000000000010110010100	#S32LDI XR6,$3,4
.word	0b01110000011000000000010111010100	#S32LDI XR7,$3,4
.word	0b01110000011000000000011000010100	#S32LDI XR8,$3,4
.word	0b01110000100000000000010001010101	#S32SDI XR1,$4,4
.word	0b01110000100000000000010010010101	#S32SDI XR2,$4,4
.word	0b01110000100000000000010011010101	#S32SDI XR3,$4,4
.word	0b01110000100000000000010100010101	#S32SDI XR4,$4,4
.word	0b01110000100000000000010101010101	#S32SDI XR5,$4,4
.word	0b01110000100000000000010110010101	#S32SDI XR6,$4,4
.word	0b01110000100000000000010111010101	#S32SDI XR7,$4,4
.word	0b01110000100000000000011000010101	#S32SDI XR8,$4,4
#NO_APP
sltu	$2,$4,$5
bne	$2,$0,$L49
lw	$3,584($19)
$L47:
lw	$2,0($3)
.set	noreorder
.set	nomacro
beq	$2,$0,$L50
li	$2,1			# 0x1
.set	macro
.set	reorder

sw	$2,184($16)
sw	$0,0($3)
$L42:
lw	$4,72($sp)
$L69:
li	$2,200			# 0xc8
lw	$7,68($sp)
sw	$2,0($4)
move	$6,$fp
addiu	$8,$16,200
$L52:
lw	$2,0($6)
lw	$3,4($6)
lw	$4,8($6)
lw	$5,12($6)
addiu	$6,$6,16
sw	$2,0($7)
sw	$3,4($7)
sw	$4,8($7)
sw	$5,12($7)
.set	noreorder
.set	nomacro
bne	$6,$8,$L52
addiu	$7,$7,16
.set	macro
.set	reorder

lw	$2,4($6)
lw	$3,0($6)
sw	$2,4($7)
.set	noreorder
.set	nomacro
j	$L11
sw	$3,0($7)
.set	macro
.set	reorder

$L67:
.set	noreorder
.set	nomacro
j	$L33
move	$3,$9
.set	macro
.set	reorder

$L54:
.set	noreorder
.set	nomacro
j	$L7
addiu	$fp,$16,8
.set	macro
.set	reorder

$L12:
lw	$2,52($19)
li	$17,3			# 0x3
xori	$2,$2,0x6
sltu	$2,$2,1
addiu	$7,$2,3
.set	noreorder
.set	nomacro
j	$L17
move	$20,$0
.set	macro
.set	reorder

$L44:
.set	noreorder
.set	nomacro
jal	memcpy
li	$6,1024			# 0x400
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L47
lw	$3,584($19)
.set	macro
.set	reorder

$L50:
.set	noreorder
.set	nomacro
j	$L42
sw	$0,184($16)
.set	macro
.set	reorder

$L66:
lui	$6,%hi($LC0)
move	$4,$19
addiu	$6,$6,%lo($LC0)
.set	noreorder
.set	nomacro
jal	av_log
move	$5,$0
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L11
li	$21,-1			# 0xffffffffffffffff
.set	macro
.set	reorder

.end	decode_frame
.section	.rodata.str1.4
.align	2
$LC1:
.ascii	"Error: PAL8 format but no palette from demuxer.\012\000"
.align	2
$LC2:
.ascii	"Error: Unsupported color depth: %u.\012\000"
.section	.text.decode_init,"ax",@progbits
.align	2
.align	5
.ent	decode_init
.type	decode_init, @function
decode_init:
.frame	$sp,32,$31		# vars= 0, regs= 3/0, args= 16, gp= 0
.mask	0x80030000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-32
sw	$17,20($sp)
sw	$31,24($sp)
sw	$16,16($sp)
lw	$16,136($4)
lw	$5,40($4)
lw	$6,44($4)
sw	$4,0($16)
sw	$0,8($16)
jal	avcodec_check_dimensions
move	$17,$4

bltz	$2,$L82
li	$2,24			# 0x18

lw	$7,392($17)
beq	$7,$2,$L76
li	$2,32			# 0x20

beq	$7,$2,$L77
li	$2,6			# 0x6

li	$2,8			# 0x8
beq	$7,$2,$L83
lui	$6,%hi($LC2)

move	$4,$17
addiu	$6,$6,%lo($LC2)
jal	av_log
move	$5,$0

li	$4,-1			# 0xffffffffffffffff
$L73:
lw	$31,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,32

$L76:
lw	$2,504($17)
lui	$5,%hi(pixfmt_rgb24)
move	$4,$17
jal	$2
addiu	$5,$5,%lo(pixfmt_rgb24)

sw	$2,52($17)
move	$4,$0
li	$2,3
$L81:
sb	$2,208($16)
li	$3,2
li	$2,1
sb	$2,210($16)
sb	$3,209($16)
sb	$0,211($16)
lw	$31,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,32

$L77:
sw	$2,52($17)
li	$3,3
move	$4,$0
li	$2,4
j	$L81
sb	$3,212($16)

$L83:
li	$2,14			# 0xe
li	$3,1
sw	$2,52($17)
sb	$3,208($16)
sb	$0,209($16)
lw	$2,584($17)
beq	$2,$0,$L78
lw	$31,24($sp)

move	$4,$0
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,32

$L82:
li	$4,1			# 0x1
lw	$31,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,32

$L78:
lui	$6,%hi($LC1)
move	$4,$17
addiu	$6,$6,%lo($LC1)
jal	av_log
move	$5,$0

j	$L73
li	$4,-1			# 0xffffffffffffffff

.set	macro
.set	reorder
.end	decode_init
.globl	eightbps_decoder
.section	.rodata.str1.4
.align	2
$LC3:
.ascii	"8bps\000"
.data
.align	2
.type	eightbps_decoder, @object
.size	eightbps_decoder, 52
eightbps_decoder:
.word	$LC3
.word	0
.word	49
.word	216
.word	decode_init
.word	0
.word	decode_end
.word	decode_frame
.word	2
.space	16
.rdata
.align	2
.type	pixfmt_rgb24, @object
.size	pixfmt_rgb24, 12
pixfmt_rgb24:
.word	3
.word	6
.word	-1
.ident	"GCC: (GNU) 4.1.2"