ffm.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 3,902 行 · 第 1/4 页

	nop

	.set	macro
	.set	reorder
	.end	ffm_write_trailer
	.section	.text.ffm_read_data,"ax",@progbits
	.align	2
	.align	5
	.ent	ffm_read_data
	.type	ffm_read_data, @function
ffm_read_data:
	.frame	$sp,64,$31		# vars= 0, regs= 10/0, args= 24, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	addiu	$sp,$sp,-64
	sw	$fp,56($sp)
	sw	$23,52($sp)
	sw	$22,48($sp)
	sw	$20,40($sp)
	sw	$31,60($sp)
	sw	$21,44($sp)
	sw	$19,36($sp)
	sw	$18,32($sp)
	sw	$17,28($sp)
	sw	$16,24($sp)
	move	$22,$6
	move	$23,$5
	move	$fp,$7
	addiu	$20,$4,16
	.set	noreorder
	.set	nomacro
	blez	$6,$L99
	lw	$17,12($4)
	.set	macro
	.set	reorder

	lw	$5,56($17)
	move	$21,$6
$L150:
	lw	$2,60($17)
	subu	$16,$2,$5
	slt	$3,$21,$16
	.set	noreorder
	.set	nomacro
	bne	$3,$0,$L102
	sltu	$2,$21,32
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$16,$0,$L155
	sltu	$2,$16,32
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	url_ftell
	move	$4,$20
	.set	macro
	.set	reorder

	move	$4,$2
	lw	$2,8($17)
	beq	$2,$4,$L151
$L138:
	addiu	$19,$17,64
$L148:
	.set	noreorder
	.set	nomacro
	jal	get_be16
	move	$4,$20
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_be16
	move	$4,$20
	.set	macro
	.set	reorder

	move	$4,$20
	.set	noreorder
	.set	nomacro
	jal	get_be64
	move	$16,$2
	.set	macro
	.set	reorder

	sw	$2,48($17)
	li	$2,1			# 0x1
	sw	$3,52($17)
	move	$4,$20
	.set	noreorder
	.set	nomacro
	jal	get_be16
	sw	$2,32($17)
	.set	macro
	.set	reorder

	lw	$6,36($17)
	move	$5,$19
	move	$4,$20
	addiu	$6,$6,-14
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$18,$2
	.set	macro
	.set	reorder

	lw	$3,36($17)
	move	$4,$20
	subu	$3,$3,$16
	addu	$3,$19,$3
	addiu	$3,$3,-14
	sltu	$2,$3,$19
	andi	$5,$18,0x8000
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L108
	sw	$3,60($17)
	.set	macro
	.set	reorder

	lw	$2,28($17)
	bne	$2,$0,$L110
	.set	noreorder
	.set	nomacro
	beq	$5,$0,$L112
	move	$5,$19
	.set	macro
	.set	reorder

$L110:
	.set	noreorder
	.set	nomacro
	bne	$18,$0,$L113
	li	$2,458752			# 0x70000
	.set	macro
	.set	reorder

	jal	url_ftell
	move	$11,$3
	lw	$3,36($17)
	move	$10,$2
	sll	$2,$3,1
	subu	$5,$0,$2
	addu	$2,$2,$3
	sra	$9,$2,31
	sltu	$3,$10,$2
	slt	$2,$11,$9
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L99
	move	$4,$20
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$11,$9,$L152
	move	$6,$5
	.set	macro
	.set	reorder

$L156:
	sra	$7,$5,31
	li	$2,1			# 0x1
	.set	noreorder
	.set	nomacro
	jal	url_fseek
	sw	$2,16($sp)
	.set	macro
	.set	reorder

	j	$L148
$L152:
	beq	$3,$0,$L156
$L99:
	move	$2,$0
$L118:
	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

$L151:
	lw	$2,12($17)
	.set	noreorder
	.set	nomacro
	bne	$2,$3,$L138
	move	$4,$20
	.set	macro
	.set	reorder

	lw	$2,36($17)
	move	$6,$2
	sra	$7,$2,31
	sw	$0,16($sp)
	.set	noreorder
	.set	nomacro
	jal	url_fseek
	addiu	$19,$17,64
	.set	macro
	.set	reorder

	j	$L148
$L112:
	.set	noreorder
	.set	nomacro
	j	$L150
	sw	$19,56($17)
	.set	macro
	.set	reorder

$L108:
	.set	noreorder
	.set	nomacro
	j	$L118
	li	$2,-1			# 0xffffffffffffffff
	.set	macro
	.set	reorder

$L113:
	ori	$2,$2,0xffff
	and	$2,$18,$2
	slt	$2,$2,14
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L108
	sw	$0,28($17)
	.set	macro
	.set	reorder

	andi	$2,$18,0x7fff
	addu	$2,$19,$2
	addiu	$5,$2,-14
	.set	noreorder
	.set	nomacro
	bne	$fp,$0,$L150
	sw	$5,56($17)
	.set	macro
	.set	reorder

$L140:
	.set	noreorder
	.set	nomacro
	j	$L118
	subu	$2,$22,$21
	.set	macro
	.set	reorder

$L102:
	move	$16,$21
$L155:
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L121
	andi	$2,$23,0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L157
	move	$4,$23
	.set	macro
	.set	reorder

	andi	$2,$5,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L157
	li	$2,-32			# 0xffffffffffffffe0
	.set	macro
	.set	reorder

	addiu	$4,$23,-4
	and	$2,$16,$2
	addu	$6,$4,$2
	sltu	$3,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L125
	addiu	$5,$5,-4
	.set	macro
	.set	reorder

$L143:
#APP
	S32LDI xr1,$5,4
	S32LDI xr2,$5,4
	S32LDI xr3,$5,4
	S32LDI xr4,$5,4
	S32LDI xr5,$5,4
	S32LDI xr6,$5,4
	S32LDI xr7,$5,4
	S32LDI xr8,$5,4
	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,$6
	bne	$2,$0,$L143
$L125:
	andi	$2,$16,0x1c
	addu	$6,$6,$2
	sltu	$3,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L158
	andi	$3,$16,0x3
	.set	macro
	.set	reorder

$L144:
#APP
	S32LDI xr1,$5,4
	S32SDI xr1,$4,4
#NO_APP
	sltu	$2,$4,$6
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L144
	andi	$3,$16,0x3
	.set	macro
	.set	reorder

$L158:
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L131
	li	$2,3			# 0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L132
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$3,$2,$L153
$L129:
	lw	$5,56($17)
$L154:
	subu	$21,$21,$16
	addu	$2,$5,$16
	move	$5,$2
	.set	noreorder
	.set	nomacro
	blez	$21,$L140
	sw	$2,56($17)
	.set	macro
	.set	reorder

	addu	$23,$23,$16
	.set	noreorder
	.set	nomacro
	j	$L150
	move	$fp,$0
	.set	macro
	.set	reorder

$L121:
	move	$4,$23
$L157:
	.set	noreorder
	.set	nomacro
	jal	memcpy
	move	$6,$16
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L154
	lw	$5,56($17)
	.set	macro
	.set	reorder

$L131:
	lbu	$2,4($5)
	sb	$2,4($4)
	lbu	$3,5($5)
	.set	noreorder
	.set	nomacro
	j	$L129
	sb	$3,5($4)
	.set	macro
	.set	reorder

$L132:
	lbu	$2,4($5)
	sb	$2,4($4)
	lbu	$3,5($5)
	sb	$3,5($4)
	lbu	$2,6($5)
	.set	noreorder
	.set	nomacro
	j	$L129
	sb	$2,6($4)
	.set	macro
	.set	reorder

$L153:
	lbu	$2,4($5)
	.set	noreorder
	.set	nomacro
	j	$L129
	sb	$2,4($4)
	.set	macro
	.set	reorder

	.end	ffm_read_data
	.globl	__divdi3
	.section	.text.ffm_read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	ffm_read_packet
	.type	ffm_read_packet, @function
ffm_read_packet:
	.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	$fp,48($sp)
	sw	$22,40($sp)
	sw	$16,16($sp)
	sw	$31,52($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)
	lw	$18,12($4)
	move	$22,$4
	lw	$3,16($18)
	move	$fp,$5
	beq	$3,$0,$L161
	move	$16,$18

	li	$2,1			# 0x1
	beq	$3,$2,$L194
	move	$2,$0

$L163:
	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

$L161:
	lui	$20,%hi(ffm_nopts)
	lw	$2,60($18)
	lw	$3,56($18)
	lw	$4,%lo(ffm_nopts)($20)
	bne	$4,$0,$L164
	subu	$19,$2,$3

	slt	$2,$19,8
	beq	$2,$0,$L166
	nop

$L164:
	jal	url_ftell
	addiu	$4,$22,16

	lw	$12,0($18)
	move	$14,$2
	move	$15,$3
	beq	$12,$2,$L199
	lw	$13,4($18)

$L169:
	slt	$2,$15,$13
	beq	$2,$0,$L200
	subu	$2,$12,$14

$L208:
	sltu	$4,$12,$2
	subu	$3,$13,$15
	subu	$3,$3,$4
$L173:
	lw	$16,36($18)
	move	$5,$3
	move	$6,$16
	sra	$7,$16,31
	move	$4,$2
	jal	__divdi3
	addiu	$16,$16,-14

	sra	$17,$16,31
	mul	$11,$17,$2
	multu	$2,$16
	sra	$5,$19,31
	mflo	$6
	mfhi	$7
	mul	$10,$3,$16
	addu	$8,$6,$19
	addu	$16,$10,$11
	addu	$7,$16,$7
	sltu	$2,$8,$6
	addu	$9,$7,$5
	addu	$9,$2,$9
	bgtz	$9,$L209
	addiu	$19,$18,20

	beq	$9,$0,$L201
	sltu	$2,$8,8

$L167:
	li	$2,-11			# 0xfffffffffffffff5
$L207:
	lw	$31,52($sp)
$L215:
	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

$L201:
	bne	$2,$0,$L207
	li	$2,-11			# 0xfffffffffffffff5

$L166:
	addiu	$19,$18,20
$L209:
	move	$4,$22
	move	$5,$19
	li	$6,8			# 0x8
	jal	ffm_read_data
	li	$7,1			# 0x1

	li	$3,8			# 0x8
	bne	$2,$3,$L207
	li	$2,-11			# 0xfffffffffffffff5

	li	$2,1			# 0x1
	sw	$2,16($18)
	lw	$16,12($22)
	lbu	$2,2($19)
	lbu	$3,3($19)
	lbu	$5,4($19)
	sll	$2,$2,16
	lw	$7,%lo(ffm_nopts)($20)
	lw	$6,60($16)
	lw	$4,56($16)
	or	$2,$2,$5
	sll	$3,$3,8
	or	$21,$3,$2
	bne	$7,$0,$L176
	subu	$20,$6,$4

$L204:
	slt	$2,$20,$21
	bne	$2,$0,$L210
	addiu	$23,$22,16

	move	$4,$fp
$L213:
	move	$5,$21
$L214:
	lbu	$20,7($19)
	lbu	$16,5($19)
	jal	av_new_packet
	lbu	$19,6($19)

	lbu	$3,20($18)
	move	$4,$23
	jal	url_ftell
	sw	$3,24($fp)

	sw	$2,48($fp)
	sw	$3,52($fp)
	lbu	$2,21($18)
	andi	$2,$2,0x1
	beq	$2,$0,$L186
	nop

	lw	$2,28($fp)
	ori	$2,$2,0x1
	sw	$2,28($fp)
$L186:
	lw	$5,16($fp)
	sw	$0,16($18)
	move	$4,$22
	move	$6,$21
	jal	ffm_read_data
	move	$7,$0

	bne	$21,$2,$L202
	nop

	lw	$2,32($18)
	beq	$2,$0,$L211
	sll	$2,$16,16

	lw	$2,48($18)
	lw	$3,52($18)
	sw	$0,32($18)
	sw	$2,0($fp)
	sw	$3,4($fp)
	sll	$2,$16,16
$L211:
	or	$2,$2,$20
	sll	$3,$19,8
	or	$3,$3,$2
	sw	$3,32($fp)
	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)
	move	$2,$0
	j	$31
	addiu	$sp,$sp,56

$L200:
	beq	$15,$13,$L203
	nop

$L170:
	lw	$8,8($18)
	lw	$9,12($18)
	subu	$2,$8,$14
	sltu	$10,$8,$2
	subu	$3,$9,$15
	addu	$4,$12,$2
	subu	$3,$3,$10
	addu	$5,$13,$3
	sltu	$8,$4,$12
	addiu	$6,$4,-4096
	addu	$5,$8,$5
	sltu	$2,$6,$4
	addiu	$7,$5,-1
	addu	$7,$2,$7
	move	$3,$7
	j	$L173
	move	$2,$6

$L194:
	addiu	$19,$18,20
	lbu	$2,2($19)
	lui	$20,%hi(ffm_nopts)
	lbu	$3,3($19)
	lbu	$5,4($19)
	sll	$2,$2,16
	lw	$7,%lo(ffm_nopts)($20)
	lw	$6,60($16)
	lw	$4,56($16)
	or	$2,$2,$5
	sll	$3,$3,8
	or	$21,$3,$2
	beq	$7,$0,$L204
	subu	$20,$6,$4

$L176:
	addiu	$23,$22,16
$L210:
	jal	url_ftell
	move	$4,$23

	lw	$12,0($16)
	move	$14,$2
	move	$15,$3
	beq	$12,$2,$L205
	lw	$13,4($16)

$L180:
	slt	$2,$15,$13
	bne	$2,$0,$L212
	subu	$2,$12,$14

	beq	$15,$13,$L206
	sltu	$2,$14,$12

$L181:
	lw	$8,8($16)
	lw	$9,12($16)
	subu	$2,$8,$14
	sltu	$10,$8,$2
	subu	$3,$9,$15
	addu	$4,$12,$2
	subu	$3,$3,$10
	addu	$5,$13,$3
	sltu	$8,$4,$12
	addiu	$6,$4,-4096
	addu	$5,$8,$5
	sltu	$2,$6,$4
	addiu	$7,$5,-1
	addu	$7,$2,$7
	move	$3,$7
	move	$2,$6
$L184:
	lw	$16,36($16)
	move	$5,$3
	move	$6,$16
	sra	$7,$16,31
	move	$4,$2
	jal	__divdi3
	addiu	$16,$16,-14

	sra	$17,$16,31
	mul	$13,$17,$2
	multu	$2,$16
	sra	$5,$20,31
	mflo	$6
	mfhi	$7
	mul	$12,$3,$16
	addu	$8,$6,$20
	addu	$16,$12,$13
	addu	$7,$16,$7
	sltu	$2,$8,$6
	addu	$9,$7,$5
	move	$11,$0
	addu	$3,$2,$9
	slt	$2,$3,$11
	bne	$2,$0,$L207
	li	$2,-11			# 0xfffffffffffffff5

	bne	$3,$11,$L213
	move	$4,$fp

	sltu	$2,$8,$21
	beq	$2,$0,$L214
	move	$5,$21

	j	$L207
	li	$2,-11			# 0xfffffffffffffff5

$L206:
	beq	$2,$0,$L181
	subu	$2,$12,$14

$L212:
	sltu	$4,$12,$2
	subu	$3,$13,$15
	j	$L184
	subu	$3,$3,$4

$L199:
	bne	$13,$3,$L169
	li	$2,-11			# 0xfffffffffffffff5

	j	$L215
	lw	$31,52($sp)

$L205:
	bne	$13,$3,$L180
	li	$2,-11			# 0xfffffffffffffff5

	j	$L215
	lw	$31,52($sp)

$L203:
	sltu	$2,$14,$12
	beq	$2,$0,$L170
	nop

	j	$L208
	subu	$2,$12,$14

$L202:
	lw	$2,36($fp)
	beq	$2,$0,$L167
	nop

	jal	$2
	move	$4,$fp

	j	$L163
	li	$2,-11			# 0xfffffffffffffff5

	.set	macro
	.set	reorder
	.end	ffm_read_packet
	.globl	__floatsisf
	.globl	__divsf3
	.globl	__floatsidf
	.globl	__divdf3
	.section	.rodata.cst8
	.align	3
$LC4:
	.word	0
	.word	1093567616
	.section	.text.ffm_write_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	ffm_write_packet
	.type	ffm_write_packet, @function
ffm_write_packet:
	.frame	$sp,72,$31		# vars= 16, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	addiu	$sp,$sp,-72
	sw	$fp,64($sp)
	sw	$31,68($sp)
	sw	$23,60($sp)
	sw	$22,56($sp)
	sw	$21,52($sp)
	sw	$20,48($sp)
	sw	$19,44($sp)
	sw	$18,40($sp)
	sw	$17,36($sp)
	sw	$16,32($sp)
	lw	$20,24($5)
	move	$fp,$4
	sll	$2,$20,2
	addu	$2,$2,$4
	lw	$3,100($2)
	li	$2,1			# 0x1
	lw	$18,8($3)
	lw	$3,20($3)
	lw	$4,224($18)
	sw	$5,76($sp)
	sw	$3,24($sp)
	.set	noreorder
	.set	nomacro
	beq	$4,$2,$L275
	lw	$19,20($5)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	__floatsidf
	lw	$4,32($18)
	.set	macro
	.set	reorder

	lui	$4,%hi($LC4)
	lw	$6,%lo($LC4)($4)
	lw	$7,%lo($LC4+4)($4)
	move	$5,$3
	.set	noreorder
	.set	nomacro
	jal	__muldf3
	move	$4,$2
	.set	macro
	.set	reorder

	lw	$4,36($18)
	move	$17,$3
	.set	noreorder
	.set	nomacro
	jal	__floatsisf
	move	$16,$2
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	__extendsfdf2
	move	$4,$2
	.set	macro
	.set	reorder

	move	$6,$2
	move	$4,$16
	move	$5,$17
	.set	noreorder
	.set	nomacro
	jal	__divdf3
	move	$7,$3
	.set	macro
	.set	reorder

	move	$4,$2
	.set	noreorder
	.set	nomacro
	jal	__fixdfsi
	move	$5,$3
	.set	macro
	.set	reorder

	move	$21,$2
$L219:
	lw	$3,76($sp)
	lw	$4,24($sp)
	lw	$2,28($3)
	lw	$22,0($4)
	andi	$2,$2,0x1
	lw	$23,4($4)
	sb	$20,16($sp)
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L220
	sb	$0,17($sp)
	.set	macro
	.set	reorder

	li	$2,1
	sb	$2,17($sp)
$L220:
	lw	$16,12($fp)
	sra	$2,$19,16
	sra	$3,$19,8
	sra	$4,$21,16
	sra	$5,$21,8
	sb	$2,18($sp)
	sb	$3,19($sp)
	sb	$4,21($sp)
	sb	$5,22($sp)
	sb	$19,20($sp)
	sb	$21,23($sp)
	lw	$2,40($16)
	bne	$2,$0,$L266
	lw	$5,56($16)
	subu	$2,$5,$16
	addiu	$2,$2,-50
	sw	$2,40($16)
$L222:
	lw	$2,48($16)
	lw	$3,52($16)
	or	$2,$2,$3
	bne	$2,$0,$L224
	sw	$22,48($16)
	sw	$23,52($16)
$L224:
	lw	$2,60($16)
	li	$18,8			# 0x8
	subu	$2,$2,$5
	slt	$3,$2,$18
	move	$17,$2
	movz	$17,$18,$3
	sltu	$4,$17,32
	.set	noreorder
	.set	nomacro
	bne	$4,$0,$L227