s3tc.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 465 行

	.file	1 "s3tc.c"
	.section .mdebug.abi32
	.previous
	.section	.text.ff_decode_dxt3,"ax",@progbits
	.align	2
	.align	5
	.globl	ff_decode_dxt3
	.ent	ff_decode_dxt3
	.type	ff_decode_dxt3, @function
ff_decode_dxt3:
	.frame	$sp,72,$31		# vars= 32, regs= 9/0, args= 0, gp= 0
	.mask	0x40ff0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-72
	lw	$3,88($sp)
	srl	$7,$7,2
	sw	$fp,64($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)
	sw	$7,24($sp)
	sw	$4,72($sp)
	beq	$7,$0,$L13
	srl	$2,$3,2

	subu	$3,$3,$6
	sll	$3,$3,2
	sw	$5,16($sp)
	sll	$22,$2,2
	sw	$3,28($sp)
	srl	$fp,$6,2
	sw	$0,20($sp)
$L4:
	beq	$fp,$0,$L18
	lw	$4,20($sp)

	lw	$20,72($sp)
	lw	$21,16($sp)
	move	$23,$0
$L6:
	lhu	$16,10($20)
	lhu	$15,8($20)
	sll	$2,$16,8
	sll	$17,$16,3
	sll	$3,$15,8
	sll	$18,$15,3
	or	$17,$17,$2
	li	$2,16252928			# 0xf80000
	ori	$2,$2,0xf8
	or	$18,$18,$3
	sll	$15,$15,5
	and	$17,$17,$2
	and	$18,$18,$2
	andi	$15,$15,0xfc00
	sll	$16,$16,5
	li	$6,458752			# 0x70000
	ori	$6,$6,0x7
	andi	$16,$16,0xfc00
	srl	$2,$18,5
	srl	$3,$17,5
	srl	$4,$15,6
	and	$2,$2,$6
	and	$3,$3,$6
	srl	$5,$16,6
	andi	$4,$4,0x300
	addu	$15,$15,$4
	addu	$18,$18,$2
	addu	$17,$17,$3
	andi	$5,$5,0x300
	addu	$16,$16,$5
	sll	$6,$18,1
	sll	$7,$15,1
	sll	$4,$17,1
	addu	$6,$17,$6
	addu	$7,$16,$7
	addu	$4,$18,$4
	sll	$11,$4,4
	sll	$9,$6,4
	sll	$8,$7,4
	sll	$5,$16,1
	sll	$14,$4,2
	sll	$12,$6,2
	sll	$2,$7,2
	addu	$5,$15,$5
	addu	$14,$14,$11
	addu	$12,$12,$9
	addu	$2,$2,$8
	sll	$10,$5,4
	sll	$3,$5,2
	addu	$14,$14,$4
	addu	$12,$12,$6
	addu	$2,$2,$7
	li	$4,16711680			# 0xff0000
	ori	$4,$4,0xff
	addu	$3,$3,$10
	srl	$12,$12,6
	srl	$2,$2,6
	addu	$3,$3,$5
	and	$12,$12,$4
	andi	$2,$2,0xff00
	lbu	$6,7($20)
	addu	$12,$12,$2
	srl	$14,$14,6
	lbu	$2,6($20)
	srl	$3,$3,6
	lbu	$8,1($20)
	and	$14,$14,$4
	andi	$3,$3,0xff00
	lbu	$4,3($20)
	addu	$14,$14,$3
	sll	$7,$6,24
	sll	$3,$2,16
	move	$6,$0
	move	$2,$0
	srl	$13,$4,8
	or	$6,$6,$2
	sll	$4,$4,24
	srl	$2,$8,24
	move	$9,$0
	or	$6,$6,$4
	or	$9,$2,$9
	lbu	$4,4($20)
	lbu	$2,5($20)
	move	$5,$0
	lbu	$10,2($20)
	or	$7,$7,$3
	or	$5,$13,$5
	or	$7,$7,$5
	sll	$8,$8,8
	sll	$3,$2,8
	move	$5,$4
	move	$2,$0
	move	$4,$0
	or	$6,$6,$8
	or	$2,$2,$4
	srl	$8,$10,16
	lbu	$4,0($20)
	move	$11,$0
	sll	$10,$10,16
	or	$11,$8,$11
	or	$3,$3,$5
	or	$2,$2,$10
	addu	$18,$18,$15
	addu	$17,$17,$16
	or	$7,$7,$9
	or	$3,$3,$11
	or	$2,$2,$4
	lw	$19,12($20)
	or	$24,$6,$2
	or	$25,$7,$3
	move	$15,$21
	move	$16,$0
	sw	$18,0($sp)
	sw	$17,4($sp)
	sw	$14,12($sp)
	sw	$12,8($sp)
$L7:
	sll	$2,$25,28
	srl	$8,$19,2
	srl	$4,$24,4
	srl	$5,$25,4
	or	$4,$2,$4
	andi	$8,$8,0xc
	andi	$7,$19,0x3
	srl	$9,$19,4
	addu	$8,$8,$sp
	sll	$6,$5,28
	srl	$2,$4,4
	lw	$13,0($8)
	andi	$10,$19,0xc
	or	$2,$6,$2
	srl	$3,$5,4
	sll	$7,$7,2
	andi	$9,$9,0xc
	addu	$7,$7,$sp
	addu	$10,$10,$sp
	addu	$9,$9,$sp
	sll	$8,$3,28
	srl	$6,$2,4
	sll	$2,$2,28
	lw	$11,0($7)
	lw	$12,0($10)
	or	$6,$8,$6
	lw	$10,0($9)
	addu	$13,$2,$13
	srl	$2,$2,4
	sll	$8,$24,28
	srl	$7,$3,4
	sll	$4,$4,28
	sll	$9,$6,28
	addu	$2,$2,$13
	addu	$11,$8,$11
	addu	$12,$4,$12
	addu	$10,$9,$10
	sw	$2,8($15)
	srl	$8,$8,4
	sll	$2,$7,28
	srl	$4,$4,4
	srl	$9,$9,4
	srl	$24,$6,4
	addu	$8,$8,$11
	addu	$4,$4,$12
	addu	$9,$9,$10
	or	$24,$2,$24
	addiu	$16,$16,1
	li	$2,4			# 0x4
	sw	$8,0($15)
	sw	$4,4($15)
	sw	$9,12($15)
	srl	$19,$19,8
	addu	$15,$15,$22
	bne	$16,$2,$L7
	srl	$25,$7,4

	addiu	$23,$23,1
	addiu	$20,$20,16
	bne	$fp,$23,$L6
	addiu	$21,$21,16

	lw	$6,72($sp)
	lw	$3,16($sp)
	sll	$2,$fp,4
	addu	$6,$6,$2
	addu	$3,$3,$2
	sw	$6,72($sp)
	sw	$3,16($sp)
	lw	$4,20($sp)
$L18:
	lw	$6,24($sp)
	addiu	$4,$4,1
	beq	$4,$6,$L13
	sw	$4,20($sp)

	lw	$2,16($sp)
	lw	$3,28($sp)
	addu	$2,$2,$3
	j	$L4
	sw	$2,16($sp)

$L13:
	lw	$fp,64($sp)
	lw	$23,60($sp)
	lw	$22,56($sp)
	lw	$21,52($sp)
	lw	$20,48($sp)
	lw	$19,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	j	$31
	addiu	$sp,$sp,72

	.set	macro
	.set	reorder
	.end	ff_decode_dxt3
	.section	.text.ff_decode_dxt1,"ax",@progbits
	.align	2
	.align	5
	.globl	ff_decode_dxt1
	.ent	ff_decode_dxt1
	.type	ff_decode_dxt1, @function
ff_decode_dxt1:
	.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
	lw	$3,72($sp)
	sw	$23,44($sp)
	srl	$23,$7,2
	sw	$21,36($sp)
	sw	$fp,48($sp)
	sw	$22,40($sp)
	sw	$20,32($sp)
	sw	$19,28($sp)
	sw	$18,24($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	move	$21,$4
	beq	$23,$0,$L34
	srl	$2,$3,2

	subu	$3,$3,$6
	sll	$25,$2,2
	li	$2,16252928			# 0xf80000
	sll	$fp,$3,2
	ori	$20,$2,0xf8
	li	$3,458752			# 0x70000
	li	$2,16711680			# 0xff0000
	move	$19,$5
	ori	$18,$3,0x7
	ori	$17,$2,0xff
	srl	$16,$6,2
	move	$22,$0
$L22:
	beq	$16,$0,$L31
	nop

	move	$14,$21
	move	$15,$19
	move	$24,$0
$L24:
	lhu	$10,0($14)
	lhu	$11,2($14)
	sll	$3,$10,8
	sll	$7,$10,3
	sll	$2,$11,8
	sll	$6,$11,3
	or	$7,$7,$3
	or	$6,$6,$2
	and	$7,$7,$20
	and	$6,$6,$20
	sll	$8,$10,5
	sll	$9,$11,5
	andi	$8,$8,0xfc00
	andi	$9,$9,0xfc00
	srl	$2,$7,5
	srl	$3,$6,5
	and	$2,$2,$18
	and	$3,$3,$18
	srl	$4,$8,6
	srl	$5,$9,6
	li	$13,-16777216			# 0xffffffffff000000
	addu	$7,$7,$2
	addu	$12,$6,$3
	andi	$4,$4,0x300
	andi	$5,$5,0x300
	addu	$4,$8,$4
	addu	$5,$9,$5
	addu	$2,$7,$13
	addu	$3,$12,$13
	addu	$2,$4,$2
	addu	$3,$5,$3
	sltu	$10,$11,$10
	sw	$2,0($sp)
	beq	$10,$0,$L25
	sw	$3,4($sp)

	sll	$6,$5,1
	addu	$6,$4,$6
	sll	$8,$12,1
	addu	$8,$7,$8
	sll	$2,$6,4
	sll	$10,$4,1
	sll	$4,$6,2
	sll	$9,$7,1
	addu	$4,$4,$2
	sll	$3,$8,2
	sll	$2,$8,4
	addu	$10,$5,$10
	addu	$9,$12,$9
	addu	$3,$3,$2
	addu	$4,$4,$6
	sll	$5,$9,2
	sll	$6,$10,4
	sll	$7,$9,4
	sll	$2,$10,2
	addu	$3,$3,$8
	srl	$4,$4,6
	addu	$2,$2,$6
	addu	$5,$5,$7
	srl	$3,$3,6
	andi	$4,$4,0xff00
	addu	$5,$5,$9
	addu	$2,$2,$10
	addu	$4,$4,$13
	and	$3,$3,$17
	srl	$5,$5,6
	srl	$2,$2,6
	addu	$3,$3,$4
	and	$5,$5,$17
	andi	$6,$2,0xff00
	sw	$3,12($sp)
$L27:
	li	$2,-16777216			# 0xffffffffff000000
	addu	$2,$5,$2
	addu	$2,$6,$2
	lw	$11,4($14)
	move	$12,$15
	move	$8,$0
	sw	$2,8($sp)
$L28:
	srl	$5,$11,4
	andi	$3,$11,0x3
	srl	$4,$11,2
	andi	$2,$11,0xc
	andi	$5,$5,0xc
	addu	$2,$2,$sp
	sll	$3,$3,2
	andi	$4,$4,0xc
	addu	$5,$5,$sp
	lw	$7,0($2)
	addu	$3,$3,$sp
	lw	$2,0($5)
	addu	$4,$4,$sp
	lw	$6,0($3)
	lw	$3,0($4)
	addiu	$8,$8,1
	sw	$2,12($12)
	li	$2,4			# 0x4
	sw	$6,0($12)
	sw	$7,4($12)
	sw	$3,8($12)
	beq	$8,$2,$L38
	srl	$11,$11,8

	j	$L28
	addu	$12,$12,$25

$L38:
	addiu	$24,$24,1
	addiu	$14,$14,8
	bne	$16,$24,$L24
	addiu	$15,$15,16

	sll	$2,$16,4
	sll	$3,$16,3
	addu	$19,$19,$2
	addu	$21,$21,$3
$L31:
	addiu	$22,$22,1
	beq	$22,$23,$L34
	addu	$19,$19,$fp

	j	$L22
	nop

$L25:
	addu	$3,$4,$5
	addu	$2,$7,$12
	srl	$2,$2,1
	srl	$3,$3,1
	and	$5,$2,$17
	andi	$6,$3,0xff00
	j	$L27
	sw	$0,12($sp)

$L34:
	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

	.set	macro
	.set	reorder
	.end	ff_decode_dxt1
	.ident	"GCC: (GNU) 4.1.2"