bitwise.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 1,773 行 · 第 1/2 页

jal	uc_realloc
addiu	$5,$3,256

lw	$3,16($16)
lw	$4,0($16)
addiu	$3,$3,256
addu	$4,$2,$4
sw	$3,16($16)
sw	$4,12($16)
j	$L111
sw	$2,8($16)

$L124:
lw	$4,0($16)
lw	$5,12($16)
addiu	$3,$7,7
sra	$3,$3,3
addu	$5,$5,$3
addu	$4,$4,$3
andi	$2,$7,0x7
sw	$2,4($16)
sw	$4,0($16)
sw	$5,12($16)
lw	$31,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,32

$L123:
subu	$2,$2,$3
lw	$3,12($16)
sll	$2,$8,$2
j	$L113
sb	$2,4($3)

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

lw	$3,4($4)
li	$2,8			# 0x8
subu	$2,$2,$3
move	$6,$2
slt	$2,$2,8
bne	$2,$0,$L129
move	$5,$0

j	$31
nop

$L129:
j	oggpackB_write
nop

.set	macro
.set	reorder
.end	oggpackB_writealign
.section	.text.oggpack_write,"ax",@progbits
.align	2
.align	5
.globl	oggpack_write
.ent	oggpack_write
.type	oggpack_write, @function
oggpack_write:
.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	$16,16($sp)
sw	$31,28($sp)
lw	$2,0($4)
lw	$3,16($4)
addiu	$2,$2,4
slt	$2,$2,$3
move	$16,$4
move	$18,$5
beq	$2,$0,$L144
move	$17,$6

$L133:
lui	$2,%hi(mask)
addiu	$2,$2,%lo(mask)
sll	$3,$17,2
addu	$3,$3,$2
lw	$4,0($3)
lw	$6,12($16)
lw	$2,4($16)
lbu	$5,0($6)
and	$8,$18,$4
addu	$7,$17,$2
sll	$2,$8,$2
or	$2,$2,$5
slt	$3,$7,8
bne	$3,$0,$L135
sb	$2,0($6)

lw	$3,4($16)
li	$2,8			# 0x8
subu	$2,$2,$3
lw	$4,12($16)
srl	$2,$8,$2
slt	$3,$7,16
bne	$3,$0,$L135
sb	$2,1($4)

lw	$3,4($16)
li	$2,16			# 0x10
subu	$2,$2,$3
lw	$4,12($16)
srl	$2,$8,$2
slt	$3,$7,24
bne	$3,$0,$L135
sb	$2,2($4)

lw	$3,4($16)
li	$2,24			# 0x18
subu	$2,$2,$3
lw	$4,12($16)
srl	$2,$8,$2
slt	$3,$7,32
bne	$3,$0,$L135
sb	$2,3($4)

lw	$2,4($16)
bne	$2,$0,$L145
subu	$2,$0,$2

lw	$2,12($16)
sb	$0,4($2)
$L135:
bltz	$7,$L146
move	$3,$7

lw	$4,0($16)
lw	$5,12($16)
sra	$3,$3,3
addu	$5,$5,$3
addu	$4,$4,$3
andi	$2,$7,0x7
sw	$2,4($16)
sw	$4,0($16)
sw	$5,12($16)
lw	$31,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,32

$L144:
lw	$4,8($4)
jal	uc_realloc
addiu	$5,$3,256

lw	$3,16($16)
lw	$4,0($16)
addiu	$3,$3,256
addu	$4,$2,$4
sw	$3,16($16)
sw	$4,12($16)
j	$L133
sw	$2,8($16)

$L146:
lw	$4,0($16)
lw	$5,12($16)
addiu	$3,$7,7
sra	$3,$3,3
addu	$5,$5,$3
addu	$4,$4,$3
andi	$2,$7,0x7
sw	$2,4($16)
sw	$4,0($16)
sw	$5,12($16)
lw	$31,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,32

$L145:
lw	$3,12($16)
srl	$2,$8,$2
j	$L135
sb	$2,4($3)

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

lw	$3,4($4)
li	$2,8			# 0x8
subu	$2,$2,$3
move	$6,$2
slt	$2,$2,8
bne	$2,$0,$L151
move	$5,$0

j	$31
nop

$L151:
j	oggpack_write
nop

.set	macro
.set	reorder
.end	oggpack_writealign
.section	.text.oggpack_writecopy_helper,"ax",@progbits
.align	2
.align	5
.ent	oggpack_writecopy_helper
.type	oggpack_writecopy_helper, @function
oggpack_writecopy_helper:
.frame	$sp,48,$31		# vars= 0, regs= 8/0, args= 16, gp= 0
.mask	0x807f0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-48
sw	$22,40($sp)
sw	$20,32($sp)
sw	$19,28($sp)
sw	$17,20($sp)
sw	$31,44($sp)
sw	$21,36($sp)
sw	$18,24($sp)
sw	$16,16($sp)
move	$17,$4
move	$19,$5
move	$20,$7
lw	$22,64($sp)
bltz	$6,$L170
move	$2,$6

$L155:
sra	$18,$2,3
lw	$3,4($17)
sll	$2,$18,3
beq	$3,$0,$L156
subu	$21,$6,$2

blez	$18,$L158
nop

move	$16,$0
addu	$2,$19,$16
$L174:
lbu	$5,0($2)
addiu	$16,$16,1
move	$4,$17
jal	$20
li	$6,8			# 0x8

bne	$18,$16,$L174
addu	$2,$19,$16

$L158:
beq	$21,$0,$L175
lw	$31,44($sp)

$L172:
beq	$22,$0,$L165
addu	$2,$19,$18

lbu	$3,0($2)
li	$5,8			# 0x8
subu	$5,$5,$21
move	$4,$17
move	$6,$21
move	$25,$20
lw	$31,44($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)
sra	$5,$3,$5
jr	$25
addiu	$sp,$sp,48

$L156:
lw	$2,0($17)
lw	$4,16($17)
addu	$5,$18,$2
addiu	$3,$5,1
slt	$3,$3,$4
beq	$3,$0,$L171
addiu	$5,$5,256

lw	$4,12($17)
move	$5,$19
jal	memmove
move	$6,$18

lw	$3,12($17)
lw	$2,0($17)
addu	$3,$3,$18
addu	$2,$2,$18
sw	$2,0($17)
sw	$3,12($17)
sb	$0,0($3)
$L173:
bne	$21,$0,$L172
lw	$31,44($sp)

$L175:
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,48

$L165:
lbu	$5,0($2)
move	$4,$17
move	$6,$21
move	$25,$20
lw	$31,44($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)
jr	$25
addiu	$sp,$sp,48

$L170:
j	$L155
addiu	$2,$6,7

$L171:
lw	$4,8($17)
jal	uc_realloc
sw	$5,16($17)

lw	$3,0($17)
sw	$2,8($17)
addu	$2,$2,$3
sw	$2,12($17)
lw	$4,12($17)
move	$5,$19
jal	memmove
move	$6,$18

lw	$3,12($17)
lw	$2,0($17)
addu	$3,$3,$18
addu	$2,$2,$18
sw	$2,0($17)
sw	$3,12($17)
j	$L173
sb	$0,0($3)

.set	macro
.set	reorder
.end	oggpack_writecopy_helper
.section	.text.oggpackB_writecopy,"ax",@progbits
.align	2
.align	5
.globl	oggpackB_writecopy
.ent	oggpackB_writecopy
.type	oggpackB_writecopy, @function
oggpackB_writecopy:
.frame	$sp,32,$31		# vars= 0, regs= 1/0, args= 24, gp= 0
.mask	0x80000000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$7,%hi(oggpackB_write)
addiu	$sp,$sp,-32
li	$2,1			# 0x1
addiu	$7,$7,%lo(oggpackB_write)
sw	$31,24($sp)
jal	oggpack_writecopy_helper
sw	$2,16($sp)

lw	$31,24($sp)
j	$31
addiu	$sp,$sp,32

.set	macro
.set	reorder
.end	oggpackB_writecopy
.section	.text.oggpack_writecopy,"ax",@progbits
.align	2
.align	5
.globl	oggpack_writecopy
.ent	oggpack_writecopy
.type	oggpack_writecopy, @function
oggpack_writecopy:
.frame	$sp,32,$31		# vars= 0, regs= 1/0, args= 24, gp= 0
.mask	0x80000000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$7,%hi(oggpack_write)
addiu	$sp,$sp,-32
addiu	$7,$7,%lo(oggpack_write)
sw	$31,24($sp)
jal	oggpack_writecopy_helper
sw	$0,16($sp)

lw	$31,24($sp)
j	$31
addiu	$sp,$sp,32

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

j	$31
lw	$2,8($4)

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

lw	$2,0($4)
lw	$3,4($4)
sll	$2,$2,3
j	$31
addu	$2,$2,$3

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

lw	$2,8($4)
sw	$2,12($4)
sb	$0,0($2)
sw	$0,4($4)
j	$31
sw	$0,0($4)

.set	macro
.set	reorder
.end	oggpackB_reset
.section	.text.oggpackB_adv1,"ax",@progbits
.align	2
.align	5
.globl	oggpackB_adv1
.ent	oggpackB_adv1
.type	oggpackB_adv1, @function
oggpackB_adv1:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lw	$2,4($4)
addiu	$2,$2,1
slt	$3,$2,8
bne	$3,$0,$L190
sw	$2,4($4)

lw	$3,12($4)
lw	$2,0($4)
addiu	$3,$3,1
addiu	$2,$2,1
sw	$2,0($4)
sw	$3,12($4)
sw	$0,4($4)
$L190:
j	$31
nop

.set	macro
.set	reorder
.end	oggpackB_adv1
.section	.text.oggpackB_bytes,"ax",@progbits
.align	2
.align	5
.globl	oggpackB_bytes
.ent	oggpackB_bytes
.type	oggpackB_bytes, @function
oggpackB_bytes:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lw	$3,4($4)
lw	$5,0($4)
addiu	$2,$3,7
slt	$4,$2,0
addiu	$3,$3,14
movn	$2,$3,$4
sra	$2,$2,3
j	$31
addu	$2,$2,$5

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

lw	$2,4($4)
move	$6,$4
addu	$5,$5,$2
andi	$7,$5,0x7
bltz	$5,$L197
move	$3,$5

lw	$2,12($6)
lw	$4,0($6)
sra	$3,$3,3
addu	$4,$4,$3
addu	$2,$2,$3
sw	$7,4($6)
sw	$2,12($6)
j	$31
sw	$4,0($6)

$L197:
lw	$2,12($6)
lw	$4,0($6)
addiu	$3,$5,7
sra	$3,$3,3
addu	$4,$4,$3
addu	$2,$2,$3
sw	$7,4($6)
sw	$2,12($6)
j	$31
sw	$4,0($6)

.set	macro
.set	reorder
.end	oggpackB_adv
.section	.text.oggpackB_writeinit,"ax",@progbits
.align	2
.align	5
.globl	oggpackB_writeinit
.ent	oggpackB_writeinit
.type	oggpackB_writeinit, @function
oggpackB_writeinit:
.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
.mask	0x80010000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-24
move	$5,$0
li	$6,20			# 0x14
sw	$31,20($sp)
sw	$16,16($sp)
jal	memset
move	$16,$4

jal	uc_malloc
li	$4,256			# 0x100

sw	$2,8($16)
sw	$2,12($16)
sb	$0,0($2)
li	$2,256			# 0x100
sw	$2,16($16)
lw	$31,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,24

.set	macro
.set	reorder
.end	oggpackB_writeinit
.section	.text.oggpack_readinit,"ax",@progbits
.align	2
.align	5
.globl	oggpack_readinit
.ent	oggpack_readinit
.type	oggpack_readinit, @function
oggpack_readinit:
.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)
move	$18,$5
sw	$16,16($sp)
move	$17,$6
move	$16,$4
move	$5,$0
sw	$31,28($sp)
jal	memset
li	$6,20			# 0x14

sw	$17,16($16)
sw	$18,8($16)
sw	$18,12($16)
lw	$31,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,32

.set	macro
.set	reorder
.end	oggpack_readinit
.section	.text.oggpack_writeclear,"ax",@progbits
.align	2
.align	5
.globl	oggpack_writeclear
.ent	oggpack_writeclear
.type	oggpack_writeclear, @function
oggpack_writeclear:
.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
.mask	0x80010000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-24
sw	$31,20($sp)
sw	$16,16($sp)
move	$16,$4
jal	uc_free
lw	$4,8($4)

move	$4,$16
lw	$31,20($sp)
lw	$16,16($sp)
move	$5,$0
li	$6,20			# 0x14
j	memset
addiu	$sp,$sp,24

.set	macro
.set	reorder
.end	oggpack_writeclear
.section	.text.oggpack_writeinit,"ax",@progbits
.align	2
.align	5
.globl	oggpack_writeinit
.ent	oggpack_writeinit
.type	oggpack_writeinit, @function
oggpack_writeinit:
.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
.mask	0x80010000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-24
move	$5,$0
li	$6,20			# 0x14
sw	$31,20($sp)
sw	$16,16($sp)
jal	memset
move	$16,$4

jal	uc_malloc
li	$4,256			# 0x100

sw	$2,8($16)
sw	$2,12($16)
sb	$0,0($2)
li	$2,256			# 0x100
sw	$2,16($16)
lw	$31,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,24

.set	macro
.set	reorder
.end	oggpack_writeinit
.section	.text.oggpackB_readinit,"ax",@progbits
.align	2
.align	5
.globl	oggpackB_readinit
.ent	oggpackB_readinit
.type	oggpackB_readinit, @function
oggpackB_readinit:
.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)
move	$18,$5
sw	$16,16($sp)
move	$17,$6
move	$16,$4
move	$5,$0
sw	$31,28($sp)
jal	memset
li	$6,20			# 0x14

sw	$17,16($16)
sw	$18,8($16)
sw	$18,12($16)
lw	$31,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,32

.set	macro
.set	reorder
.end	oggpackB_readinit
.section	.text.oggpackB_writeclear,"ax",@progbits
.align	2
.align	5
.globl	oggpackB_writeclear
.ent	oggpackB_writeclear
.type	oggpackB_writeclear, @function
oggpackB_writeclear:
.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
.mask	0x80010000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-24
sw	$31,20($sp)
sw	$16,16($sp)
move	$16,$4
jal	uc_free
lw	$4,8($4)

move	$4,$16
lw	$31,20($sp)
lw	$16,16($sp)
move	$5,$0
li	$6,20			# 0x14
j	memset
addiu	$sp,$sp,24

.set	macro
.set	reorder
.end	oggpackB_writeclear
.rdata
.align	2
.type	mask, @object
.size	mask, 132
mask:
.word	0
.word	1
.word	3
.word	7
.word	15
.word	31
.word	63
.word	127
.word	255
.word	511
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