alloc.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 139 行

	.file	1 "alloc.c"
	.section .mdebug.abi32
	.previous
	.section	.text.mpeg2_malloc_hooks,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_malloc_hooks
	.ent	mpeg2_malloc_hooks
	.type	mpeg2_malloc_hooks, @function
mpeg2_malloc_hooks:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lui	$2,%hi(malloc_hook)
	lui	$3,%hi(free_hook)
	sw	$4,%lo(malloc_hook)($2)
	j	$31
	sw	$5,%lo(free_hook)($3)

	.set	macro
	.set	reorder
	.end	mpeg2_malloc_hooks
	.section	.text.mpeg2_free,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_free
	.ent	mpeg2_free
	.type	mpeg2_free, @function
mpeg2_free:
	.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	$16,16($sp)
	sw	$31,20($sp)
	lui	$2,%hi(free_hook)
	lw	$2,%lo(free_hook)($2)
	beq	$2,$0,$L4
	move	$16,$4

	jal	$2
	nop

	bne	$2,$0,$L10
	lw	$31,20($sp)

$L4:
	beq	$16,$0,$L8
	lw	$31,20($sp)

	lw	$4,-4($16)
	lw	$16,16($sp)
	j	uc_free
	addiu	$sp,$sp,24

$L8:
$L10:
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	mpeg2_free
	.section	.text.mpeg2_malloc,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_malloc
	.ent	mpeg2_malloc
	.type	mpeg2_malloc, @function
mpeg2_malloc:
	.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	$16,16($sp)
	sw	$31,20($sp)
	lui	$2,%hi(malloc_hook)
	lw	$2,%lo(malloc_hook)($2)
	beq	$2,$0,$L12
	move	$16,$4

	jal	$2
	nop

	beq	$2,$0,$L12
	move	$4,$2

$L15:
	lw	$31,20($sp)
	lw	$16,16($sp)
	move	$2,$4
	j	$31
	addiu	$sp,$sp,24

$L12:
	bne	$16,$0,$L20
	addiu	$4,$16,67

$L16:
	move	$4,$0
	lw	$31,20($sp)
	lw	$16,16($sp)
	move	$2,$4
	j	$31
	addiu	$sp,$sp,24

$L20:
	jal	uc_malloc
	nop

	addiu	$3,$2,67
	move	$5,$2
	li	$2,-64			# 0xffffffffffffffc0
	and	$3,$3,$2
	beq	$5,$0,$L16
	move	$4,$3

	j	$L15
	sw	$5,-4($3)

	.set	macro
	.set	reorder
	.end	mpeg2_malloc
	.local	malloc_hook
	.comm	malloc_hook,4,4
	.local	free_hook
	.comm	free_hook,4,4
	.ident	"GCC: (GNU) 4.1.2"