jfdctint.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 467 行

.file	1 "jfdctint.c"
.section .mdebug.abi32
.previous
.section	.text.ff_fdct248_islow,"ax",@progbits
.align	2
.align	5
.globl	ff_fdct248_islow
.ent	ff_fdct248_islow
.type	ff_fdct248_islow, @function
ff_fdct248_islow:
.frame	$sp,32,$31		# vars= 0, regs= 8/0, args= 0, gp= 0
.mask	0x00ff0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-32
sw	$21,20($sp)
sw	$23,28($sp)
sw	$22,24($sp)
sw	$20,16($sp)
sw	$19,12($sp)
sw	$18,8($sp)
sw	$17,4($sp)
sw	$16,0($sp)
move	$21,$4
move	$24,$4
li	$25,7			# 0x7
$L2:
lh	$5,14($24)
lh	$4,12($24)
lh	$3,10($24)
lh	$2,8($24)
lh	$8,0($24)
lh	$13,2($24)
lh	$19,4($24)
lh	$18,6($24)
subu	$16,$8,$5
subu	$14,$13,$4
subu	$12,$19,$3
subu	$11,$18,$2
addu	$9,$14,$11
addu	$10,$16,$12
addu	$8,$8,$5
addu	$13,$13,$4
addu	$19,$19,$3
addu	$18,$18,$2
addu	$3,$9,$10
li	$2,9633			# 0x25a1
mul	$22,$3,$2
subu	$17,$8,$18
subu	$7,$13,$19
addu	$15,$16,$11
li	$2,-7373			# 0xffffffffffffe333
addu	$4,$17,$7
addu	$5,$14,$12
mul	$15,$15,$2
li	$3,-20995			# 0xffffffffffffadfd
li	$2,6270			# 0x187e
sll	$20,$16,2
sll	$6,$16,4
mul	$23,$5,$3
mul	$17,$17,$2
li	$3,-15137			# 0xffffffffffffc4df
sll	$2,$4,7
subu	$6,$6,$20
sll	$5,$4,4
mul	$7,$7,$3
addu	$5,$5,$2
sll	$3,$6,10
li	$2,-3196			# 0xfffffffffffff384
addu	$6,$6,$3
mul	$3,$10,$2
subu	$5,$5,$4
addu	$10,$3,$22
li	$3,-16069			# 0xffffffffffffc13b
mul	$2,$9,$3
addu	$8,$8,$18
addu	$9,$2,$22
li	$2,25172			# 0x6254
mul	$3,$14,$2
addu	$13,$13,$19
addu	$14,$3,$23
li	$3,2446			# 0x98e
mul	$2,$11,$3
subu	$6,$6,$16
addu	$11,$2,$15
li	$2,16819			# 0x41b3
mul	$3,$12,$2
sll	$4,$5,5
subu	$4,$4,$5
addiu	$9,$9,256
addiu	$10,$10,256
subu	$2,$8,$13
addu	$12,$3,$23
addu	$6,$6,$15
addiu	$17,$17,256
addiu	$7,$7,256
addu	$7,$4,$7
sll	$2,$2,4
addu	$14,$9,$14
addu	$6,$10,$6
addu	$4,$4,$17
addu	$11,$11,$9
addu	$12,$12,$10
addu	$8,$8,$13
sh	$2,8($24)
sll	$8,$8,4
sra	$4,$4,9
sra	$7,$7,9
sra	$11,$11,9
sra	$12,$12,9
sra	$14,$14,9
sra	$6,$6,9
addiu	$25,$25,-1
li	$2,-1			# 0xffffffffffffffff
sh	$8,0($24)
sh	$4,4($24)
sh	$7,12($24)
sh	$11,14($24)
sh	$12,10($24)
sh	$14,6($24)
sh	$6,2($24)
bne	$25,$2,$L2
addiu	$24,$24,16

move	$20,$21
li	$22,7			# 0x7
li	$25,6270			# 0x187e
li	$21,65536			# 0x10000
li	$24,-15137			# 0xffffffffffffc4df
$L4:
lh	$5,16($20)
lh	$4,48($20)
lh	$3,80($20)
lh	$2,112($20)
lh	$7,0($20)
lh	$9,32($20)
lh	$15,64($20)
lh	$14,96($20)
subu	$10,$7,$5
subu	$13,$9,$4
subu	$19,$15,$3
subu	$18,$14,$2
subu	$12,$13,$19
subu	$17,$10,$18
addu	$7,$7,$5
addu	$15,$15,$3
addu	$14,$14,$2
addu	$3,$12,$17
subu	$16,$7,$14
addu	$9,$9,$4
sll	$5,$3,4
sll	$4,$3,7
addu	$5,$5,$4
mul	$4,$16,$25
subu	$11,$9,$15
addu	$2,$11,$16
addu	$16,$4,$21
mul	$4,$11,$24
sll	$6,$2,4
addu	$11,$4,$21
mul	$4,$17,$25
sll	$8,$2,7
addu	$17,$4,$21
addu	$6,$6,$8
mul	$4,$12,$24
subu	$6,$6,$2
subu	$5,$5,$3
sll	$2,$6,5
addu	$7,$7,$14
addu	$9,$9,$15
addu	$10,$10,$18
addu	$13,$13,$19
sll	$3,$5,5
subu	$2,$2,$6
subu	$3,$3,$5
addu	$12,$4,$21
subu	$5,$10,$13
subu	$4,$7,$9
addu	$11,$2,$11
addiu	$7,$7,8
addiu	$10,$10,8
addu	$2,$2,$16
addu	$12,$3,$12
sra	$2,$2,17
addu	$9,$9,$7
addiu	$4,$4,8
addu	$13,$13,$10
addiu	$5,$5,8
addu	$3,$3,$17
sh	$2,32($20)
sra	$9,$9,4
sra	$4,$4,4
sra	$11,$11,17
sra	$13,$13,4
sra	$5,$5,4
sra	$3,$3,17
sra	$12,$12,17
addiu	$22,$22,-1
li	$2,-1			# 0xffffffffffffffff
sh	$9,0($20)
sh	$4,64($20)
sh	$11,96($20)
sh	$13,16($20)
sh	$5,80($20)
sh	$3,48($20)
sh	$12,112($20)
bne	$22,$2,$L4
addiu	$20,$20,2

lw	$23,28($sp)
lw	$22,24($sp)
lw	$21,20($sp)
lw	$20,16($sp)
lw	$19,12($sp)
lw	$18,8($sp)
lw	$17,4($sp)
lw	$16,0($sp)
j	$31
addiu	$sp,$sp,32

.set	macro
.set	reorder
.end	ff_fdct248_islow
.section	.text.ff_jpeg_fdct_islow,"ax",@progbits
.align	2
.align	5
.globl	ff_jpeg_fdct_islow
.ent	ff_jpeg_fdct_islow
.type	ff_jpeg_fdct_islow, @function
ff_jpeg_fdct_islow:
.frame	$sp,32,$31		# vars= 0, regs= 8/0, args= 0, gp= 0
.mask	0x00ff0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-32
sw	$21,20($sp)
sw	$23,28($sp)
sw	$22,24($sp)
sw	$20,16($sp)
sw	$19,12($sp)
sw	$18,8($sp)
sw	$17,4($sp)
sw	$16,0($sp)
move	$21,$4
move	$24,$4
li	$25,7			# 0x7
$L13:
lh	$5,14($24)
lh	$4,12($24)
lh	$3,10($24)
lh	$2,8($24)
lh	$8,0($24)
lh	$13,2($24)
lh	$19,4($24)
lh	$18,6($24)
subu	$16,$8,$5
subu	$14,$13,$4
subu	$12,$19,$3
subu	$11,$18,$2
addu	$9,$14,$11
addu	$10,$16,$12
addu	$8,$8,$5
addu	$13,$13,$4
addu	$19,$19,$3
addu	$18,$18,$2
addu	$3,$9,$10
li	$2,9633			# 0x25a1
mul	$22,$3,$2
subu	$17,$8,$18
subu	$7,$13,$19
addu	$15,$16,$11
li	$2,-7373			# 0xffffffffffffe333
addu	$4,$17,$7
addu	$5,$14,$12
mul	$15,$15,$2
li	$3,-20995			# 0xffffffffffffadfd
li	$2,6270			# 0x187e
sll	$20,$16,2
sll	$6,$16,4
mul	$23,$5,$3
mul	$17,$17,$2
li	$3,-15137			# 0xffffffffffffc4df
sll	$2,$4,7
subu	$6,$6,$20
sll	$5,$4,4
mul	$7,$7,$3
addu	$5,$5,$2
sll	$3,$6,10
li	$2,-3196			# 0xfffffffffffff384
addu	$6,$6,$3
mul	$3,$10,$2
subu	$5,$5,$4
addu	$10,$3,$22
li	$3,-16069			# 0xffffffffffffc13b
mul	$2,$9,$3
addu	$8,$8,$18
addu	$9,$2,$22
li	$2,25172			# 0x6254
mul	$3,$14,$2
addu	$13,$13,$19
addu	$14,$3,$23
li	$3,2446			# 0x98e
mul	$2,$11,$3
subu	$6,$6,$16
addu	$11,$2,$15
li	$2,16819			# 0x41b3
mul	$3,$12,$2
sll	$4,$5,5
subu	$4,$4,$5
addiu	$9,$9,256
addiu	$10,$10,256
subu	$2,$8,$13
addu	$12,$3,$23
addu	$6,$6,$15
addiu	$17,$17,256
addiu	$7,$7,256
addu	$7,$4,$7
sll	$2,$2,4
addu	$14,$9,$14
addu	$6,$10,$6
addu	$4,$4,$17
addu	$11,$11,$9
addu	$12,$12,$10
addu	$8,$8,$13
sh	$2,8($24)
sll	$8,$8,4
sra	$4,$4,9
sra	$7,$7,9
sra	$11,$11,9
sra	$12,$12,9
sra	$14,$14,9
sra	$6,$6,9
addiu	$25,$25,-1
li	$2,-1			# 0xffffffffffffffff
sh	$8,0($24)
sh	$4,4($24)
sh	$7,12($24)
sh	$11,14($24)
sh	$12,10($24)
sh	$14,6($24)
sh	$6,2($24)
bne	$25,$2,$L13
addiu	$24,$24,16

move	$24,$21
li	$25,65536			# 0x10000
li	$21,7			# 0x7
$L15:
lh	$5,112($24)
lh	$4,96($24)
lh	$3,80($24)
lh	$2,64($24)
lh	$7,0($24)
lh	$8,16($24)
lh	$18,32($24)
lh	$17,48($24)
subu	$15,$7,$5
subu	$14,$8,$4
subu	$13,$18,$3
subu	$12,$17,$2
addu	$9,$14,$12
addu	$10,$15,$13
addu	$7,$7,$5
addu	$8,$8,$4
addu	$18,$18,$3
addu	$17,$17,$2
subu	$20,$7,$17
subu	$11,$8,$18
addu	$3,$9,$10
li	$2,9633			# 0x25a1
addu	$5,$20,$11
mul	$23,$3,$2
addu	$6,$14,$13
addu	$19,$15,$12
li	$2,-7373			# 0xffffffffffffe333
li	$3,-20995			# 0xffffffffffffadfd
sll	$16,$15,2
sll	$4,$15,4
mul	$22,$6,$3
mul	$19,$19,$2
subu	$4,$4,$16
sll	$2,$5,7
sll	$6,$5,4
addu	$6,$6,$2
sll	$3,$4,10
li	$2,-3196			# 0xfffffffffffff384
addu	$4,$4,$3
mul	$3,$10,$2
subu	$6,$6,$5
addu	$10,$3,$23
li	$3,-16069			# 0xffffffffffffc13b
mul	$2,$9,$3
addu	$7,$7,$17
addu	$9,$2,$23
li	$2,25172			# 0x6254
mul	$3,$14,$2
addu	$8,$8,$18
addu	$14,$3,$22
li	$3,6270			# 0x187e
mul	$2,$20,$3
subu	$4,$4,$15
addu	$20,$2,$25
li	$2,-15137			# 0xffffffffffffc4df
mul	$3,$11,$2
sll	$5,$6,5
addu	$11,$3,$25
li	$3,2446			# 0x98e
mul	$2,$12,$3
subu	$5,$5,$6
addu	$12,$2,$19
li	$2,16819			# 0x41b3
mul	$3,$13,$2
subu	$2,$7,$8
addu	$9,$9,$25
addu	$10,$10,$25
addu	$13,$3,$22
addu	$4,$4,$19
addiu	$7,$7,8
addiu	$2,$2,8
addu	$11,$5,$11
sra	$2,$2,4
addu	$14,$9,$14
addu	$4,$10,$4
addu	$8,$8,$7
addu	$5,$5,$20
addu	$12,$12,$9
addu	$13,$13,$10
sh	$2,64($24)
sra	$8,$8,4
sra	$5,$5,17
sra	$11,$11,17
sra	$12,$12,17
sra	$13,$13,17
sra	$14,$14,17
sra	$4,$4,17
addiu	$21,$21,-1
li	$2,-1			# 0xffffffffffffffff
sh	$8,0($24)
sh	$5,32($24)
sh	$11,96($24)
sh	$12,112($24)
sh	$13,80($24)
sh	$14,48($24)
sh	$4,16($24)
bne	$21,$2,$L15
addiu	$24,$24,2

lw	$23,28($sp)
lw	$22,24($sp)
lw	$21,20($sp)
lw	$20,16($sp)
lw	$19,12($sp)
lw	$18,8($sp)
lw	$17,4($sp)
lw	$16,0($sp)
j	$31
addiu	$sp,$sp,32

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