random.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 124 行

	.file	1 "random.c"
	.section .mdebug.abi32
	.previous
	.section	.text.av_init_random,"ax",@progbits
	.align	2
	.align	5
	.globl	av_init_random
	.ent	av_init_random
	.type	av_init_random, @function
av_init_random:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	li	$2,1812398080			# 0x6c070000
	sw	$4,0($5)
	ori	$8,$2,0x8965
	move	$4,$5
	li	$6,1			# 0x1
	li	$7,624			# 0x270
$L2:
	lw	$2,0($4)
	srl	$3,$2,30
	xor	$2,$2,$3
	mul	$3,$2,$8
	addu	$2,$3,$6
	addiu	$6,$6,1
	sw	$2,4($4)
	bne	$6,$7,$L2
	addiu	$4,$4,4

	li	$2,624			# 0x270
	j	$31
	sw	$2,2496($5)

	.set	macro
	.set	reorder
	.end	av_init_random
	.section	.text.av_random_generate_untempered_numbers,"ax",@progbits
	.align	2
	.align	5
	.globl	av_random_generate_untempered_numbers
	.ent	av_random_generate_untempered_numbers
	.type	av_random_generate_untempered_numbers, @function
av_random_generate_untempered_numbers:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	li	$2,2147418112			# 0x7fff0000
	li	$3,-1727528960			# 0xffffffff99080000
	move	$11,$4
	ori	$10,$2,0xffff
	ori	$9,$3,0xb0df
	move	$5,$4
	move	$6,$0
	li	$8,-2147483648			# 0xffffffff80000000
	li	$7,227			# 0xe3
$L9:
	lw	$2,0($5)
	lw	$3,4($5)
	and	$2,$2,$8
	and	$3,$3,$10
	or	$2,$2,$3
	andi	$4,$2,0x1
	mul	$4,$4,$9
	lw	$3,1588($5)
	srl	$2,$2,1
	xor	$2,$2,$3
	xor	$2,$2,$4
	addiu	$6,$6,1
	sw	$2,0($5)
	bne	$6,$7,$L9
	addiu	$5,$5,4

	li	$2,2147418112			# 0x7fff0000
	li	$3,-1727528960			# 0xffffffff99080000
	ori	$9,$2,0xffff
	ori	$10,$3,0xb0df
	li	$6,227			# 0xe3
	move	$5,$11
	li	$8,-2147483648			# 0xffffffff80000000
	li	$7,623			# 0x26f
$L11:
	lw	$2,908($5)
	lw	$3,912($5)
	and	$2,$2,$8
	and	$3,$3,$9
	or	$2,$2,$3
	andi	$4,$2,0x1
	mul	$4,$4,$10
	lw	$3,0($5)
	srl	$2,$2,1
	xor	$2,$2,$3
	xor	$2,$2,$4
	addiu	$6,$6,1
	sw	$2,908($5)
	bne	$6,$7,$L11
	addiu	$5,$5,4

	lw	$2,2492($11)
	lw	$3,0($11)
	and	$2,$2,$8
	and	$3,$3,$9
	or	$2,$2,$3
	andi	$4,$2,0x1
	mul	$4,$4,$10
	lw	$3,1584($11)
	srl	$2,$2,1
	xor	$2,$2,$3
	xor	$2,$2,$4
	sw	$2,2492($11)
	j	$31
	sw	$0,2496($11)

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