logarmfwliu

自己编写的ARM处理器的指令集仿真

    84dc:	e5903038 	ldr	r3, [r0, #56]
    84e0:	e3530000 	cmp	r3, #0	; 0x0
    84e4:	1a000000 	bne	84ec <fclose+0x40>
    84e8:	eb0000d8 	bl	8850 <__sinit>
    84ec:	e1d400fc 	ldrsh	r0, [r4, #12]
    84f0:	e1d430bc 	ldrh	r3, [r4, #12]
    84f4:	e3500000 	cmp	r0, #0	; 0x0
    84f8:	091ba830 	ldmeqdb	fp, {r4, r5, fp, sp, pc}
    84fc:	e2130008 	ands	r0, r3, #8	; 0x8
    8500:	11a00004 	movne	r0, r4
    8504:	1b000024 	blne	859c <fflush>
    8508:	e1a05000 	mov	r5, r0
    850c:	e594302c 	ldr	r3, [r4, #44]
    8510:	e3530000 	cmp	r3, #0	; 0x0
    8514:	0a000004 	beq	852c <fclose+0x80>
    8518:	e594001c 	ldr	r0, [r4, #28]
    851c:	e1a0e00f 	mov	lr, pc
    8520:	e1a0f003 	mov	pc, r3
    8524:	e3500000 	cmp	r0, #0	; 0x0
    8528:	b3e05000 	mvnlt	r5, #0	; 0x0
    852c:	e1d430bc 	ldrh	r3, [r4, #12]
    8530:	e3130080 	tst	r3, #128	; 0x80
    8534:	0a000002 	beq	8544 <fclose+0x98>
    8538:	e5940054 	ldr	r0, [r4, #84]
    853c:	e5941010 	ldr	r1, [r4, #16]
    8540:	eb000152 	bl	8a90 <_free_r>
    8544:	e5941030 	ldr	r1, [r4, #48]
    8548:	e3510000 	cmp	r1, #0	; 0x0
    854c:	0a000006 	beq	856c <fclose+0xc0>
    8550:	e2843040 	add	r3, r4, #64	; 0x40
    8554:	e1510003 	cmp	r1, r3
    8558:	0a000001 	beq	8564 <fclose+0xb8>
    855c:	e5940054 	ldr	r0, [r4, #84]
    8560:	eb00014a 	bl	8a90 <_free_r>
    8564:	e3a03000 	mov	r3, #0	; 0x0
    8568:	e5843030 	str	r3, [r4, #48]
    856c:	e5941044 	ldr	r1, [r4, #68]
    8570:	e3510000 	cmp	r1, #0	; 0x0
    8574:	0a000003 	beq	8588 <fclose+0xdc>
    8578:	e5940054 	ldr	r0, [r4, #84]
    857c:	eb000143 	bl	8a90 <_free_r>
    8580:	e3a03000 	mov	r3, #0	; 0x0
    8584:	e5843044 	str	r3, [r4, #68]
    8588:	e3a03000 	mov	r3, #0	; 0x0
    858c:	e1a00005 	mov	r0, r5
    8590:	e1c430bc 	strh	r3, [r4, #12]
    8594:	e91ba830 	ldmdb	fp, {r4, r5, fp, sp, pc}
    8598:	00011d0c 	andeq	r1, r1, ip, lsl #26

0000859c <fflush>:
    859c:	e1a0c00d 	mov	ip, sp
    85a0:	e92dd870 	stmdb	sp!, {r4, r5, r6, fp, ip, lr, pc}
    85a4:	e24cb004 	sub	fp, ip, #4	; 0x4
    85a8:	e2505000 	subs	r5, r0, #0	; 0x0
    85ac:	1a000004 	bne	85c4 <fflush+0x28>
    85b0:	e59f30c0 	ldr	r3, [pc, #c0]	; 8678 <fflush+0xdc>
    85b4:	e59f10c0 	ldr	r1, [pc, #c0]	; 867c <fflush+0xe0>
    85b8:	e5930000 	ldr	r0, [r3]
    85bc:	eb00032c 	bl	9274 <_fwalk>
    85c0:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}
    85c4:	e5953054 	ldr	r3, [r5, #84]
    85c8:	e3530000 	cmp	r3, #0	; 0x0
    85cc:	059f30a4 	ldreq	r3, [pc, #a4]	; 8678 <fflush+0xdc>
    85d0:	05932000 	ldreq	r2, [r3]
    85d4:	05852054 	streq	r2, [r5, #84]
    85d8:	e5950054 	ldr	r0, [r5, #84]
    85dc:	e5903038 	ldr	r3, [r0, #56]
    85e0:	e3530000 	cmp	r3, #0	; 0x0
    85e4:	1a000000 	bne	85ec <fflush+0x50>
    85e8:	eb000098 	bl	8850 <__sinit>
    85ec:	e1d500fc 	ldrsh	r0, [r5, #12]
    85f0:	e3100008 	tst	r0, #8	; 0x8
    85f4:	0a000002 	beq	8604 <fflush+0x68>
    85f8:	e5956010 	ldr	r6, [r5, #16]
    85fc:	e3560000 	cmp	r6, #0	; 0x0
    8600:	1a000006 	bne	8620 <fflush+0x84>
    8604:	e3a00000 	mov	r0, #0	; 0x0
    8608:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}
    860c:	e1d530bc 	ldrh	r3, [r5, #12]
    8610:	e3e00000 	mvn	r0, #0	; 0x0
    8614:	e3833040 	orr	r3, r3, #64	; 0x40
    8618:	e1c530bc 	strh	r3, [r5, #12]
    861c:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}
    8620:	e3100003 	tst	r0, #3	; 0x3
    8624:	e5953000 	ldr	r3, [r5]
    8628:	e3a02000 	mov	r2, #0	; 0x0
    862c:	e5856000 	str	r6, [r5]
    8630:	e0664003 	rsb	r4, r6, r3
    8634:	05952014 	ldreq	r2, [r5, #20]
    8638:	e3540000 	cmp	r4, #0	; 0x0
    863c:	e5852008 	str	r2, [r5, #8]
    8640:	da00000a 	ble	8670 <fflush+0xd4>
    8644:	e1a01006 	mov	r1, r6
    8648:	e595001c 	ldr	r0, [r5, #28]
    864c:	e1a02004 	mov	r2, r4
    8650:	e1a0e00f 	mov	lr, pc
    8654:	e595f024 	ldr	pc, [r5, #36]
    8658:	e3500000 	cmp	r0, #0	; 0x0
    865c:	daffffea 	ble	860c <fflush+0x70>
    8660:	e0866000 	add	r6, r6, r0
    8664:	e0604004 	rsb	r4, r0, r4
    8668:	e3540000 	cmp	r4, #0	; 0x0
    866c:	cafffff4 	bgt	8644 <fflush+0xa8>
    8670:	e3a00000 	mov	r0, #0	; 0x0
    8674:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}
    8678:	00011d0c 	andeq	r1, r1, ip, lsl #26
    867c:	0000859c 	muleq	r0, ip, r5

00008680 <std>:
    8680:	e1a0c00d 	mov	ip, sp
    8684:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}
    8688:	e24cb004 	sub	fp, ip, #4	; 0x4
    868c:	e3a0c000 	mov	ip, #0	; 0x0
    8690:	e580c000 	str	ip, [r0]
    8694:	e580c004 	str	ip, [r0, #4]
    8698:	e580c008 	str	ip, [r0, #8]
    869c:	e1c010bc 	strh	r1, [r0, #12]
    86a0:	e1c020be 	strh	r2, [r0, #14]
    86a4:	e580c010 	str	ip, [r0, #16]
    86a8:	e580c014 	str	ip, [r0, #20]
    86ac:	e580c018 	str	ip, [r0, #24]
    86b0:	e580001c 	str	r0, [r0, #28]
    86b4:	e5803054 	str	r3, [r0, #84]
    86b8:	e59f301c 	ldr	r3, [pc, #1c]	; 86dc <std+0x5c>
    86bc:	e59f201c 	ldr	r2, [pc, #1c]	; 86e0 <std+0x60>
    86c0:	e5803020 	str	r3, [r0, #32]
    86c4:	e5802024 	str	r2, [r0, #36]
    86c8:	e59f3014 	ldr	r3, [pc, #14]	; 86e4 <std+0x64>
    86cc:	e59f2014 	ldr	r2, [pc, #14]	; 86e8 <std+0x68>
    86d0:	e5803028 	str	r3, [r0, #40]
    86d4:	e580202c 	str	r2, [r0, #44]
    86d8:	e91ba800 	ldmdb	fp, {fp, sp, pc}
    86dc:	0000a0ec 	andeq	sl, r0, ip, ror #1
    86e0:	0000a134 	andeq	sl, r0, r4, lsr r1
    86e4:	0000a190 	muleq	r0, r0, r1
    86e8:	0000a1dc 	ldreqd	sl, [r0], -ip

000086ec <__sfmoreglue>:
    86ec:	e1a0c00d 	mov	ip, sp
    86f0:	e92dd870 	stmdb	sp!, {r4, r5, r6, fp, ip, lr, pc}
    86f4:	e24cb004 	sub	fp, ip, #4	; 0x4
    86f8:	e1a05001 	mov	r5, r1
    86fc:	e0853105 	add	r3, r5, r5, lsl #2
    8700:	e0853083 	add	r3, r5, r3, lsl #1
    8704:	e1a06183 	mov	r6, r3, lsl #3
    8708:	e286100c 	add	r1, r6, #12	; 0xc
    870c:	eb0003e5 	bl	96a8 <_malloc_r>
    8710:	e2504000 	subs	r4, r0, #0	; 0x0
    8714:	0a000009 	beq	8740 <__sfmoreglue+0x54>
    8718:	e3a01000 	mov	r1, #0	; 0x0
    871c:	e284300c 	add	r3, r4, #12	; 0xc
    8720:	e5841000 	str	r1, [r4]
    8724:	e1a00003 	mov	r0, r3
    8728:	e5845004 	str	r5, [r4, #4]
    872c:	e1a02006 	mov	r2, r6
    8730:	e5843008 	str	r3, [r4, #8]
    8734:	eb000536 	bl	9c14 <memset>
    8738:	e1a00004 	mov	r0, r4
    873c:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}
    8740:	e1a00004 	mov	r0, r4
    8744:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}

00008748 <__sfp>:
    8748:	e1a0c00d 	mov	ip, sp
    874c:	e92dd830 	stmdb	sp!, {r4, r5, fp, ip, lr, pc}
    8750:	e1a05000 	mov	r5, r0
    8754:	e5953038 	ldr	r3, [r5, #56]
    8758:	e24cb004 	sub	fp, ip, #4	; 0x4
    875c:	e3530000 	cmp	r3, #0	; 0x0
    8760:	1a000000 	bne	8768 <__sfp+0x20>
    8764:	eb000039 	bl	8850 <__sinit>
    8768:	e2854f76 	add	r4, r5, #472	; 0x1d8
    876c:	e5943004 	ldr	r3, [r4, #4]
    8770:	e5942008 	ldr	r2, [r4, #8]
    8774:	e2533001 	subs	r3, r3, #1	; 0x1
    8778:	4a000005 	bmi	8794 <__sfp+0x4c>
    877c:	e1d210fc 	ldrsh	r1, [r2, #12]
    8780:	e3510000 	cmp	r1, #0	; 0x0
    8784:	0a000011 	beq	87d0 <__sfp+0x88>
    8788:	e2822058 	add	r2, r2, #88	; 0x58
    878c:	e2533001 	subs	r3, r3, #1	; 0x1
    8790:	5afffff9 	bpl	877c <__sfp+0x34>
    8794:	e5943000 	ldr	r3, [r4]
    8798:	e3530000 	cmp	r3, #0	; 0x0
    879c:	1a000005 	bne	87b8 <__sfp+0x70>
    87a0:	e1a00005 	mov	r0, r5
    87a4:	e3a01004 	mov	r1, #4	; 0x4
    87a8:	ebffffcf 	bl	86ec <__sfmoreglue>
    87ac:	e3500000 	cmp	r0, #0	; 0x0
    87b0:	e5840000 	str	r0, [r4]
    87b4:	0a000001 	beq	87c0 <__sfp+0x78>
    87b8:	e5944000 	ldr	r4, [r4]
    87bc:	eaffffea 	b	876c <__sfp+0x24>
    87c0:	e3a00000 	mov	r0, #0	; 0x0
    87c4:	e3a0300c 	mov	r3, #12	; 0xc
    87c8:	e5853000 	str	r3, [r5]
    87cc:	e91ba830 	ldmdb	fp, {r4, r5, fp, sp, pc}
    87d0:	e5821000 	str	r1, [r2]
    87d4:	e5821008 	str	r1, [r2, #8]
    87d8:	e5821004 	str	r1, [r2, #4]
    87dc:	e5821010 	str	r1, [r2, #16]
    87e0:	e5821014 	str	r1, [r2, #20]
    87e4:	e5821018 	str	r1, [r2, #24]
    87e8:	e5821030 	str	r1, [r2, #48]
    87ec:	e5821034 	str	r1, [r2, #52]
    87f0:	e3a03001 	mov	r3, #1	; 0x1
    87f4:	e1c230bc 	strh	r3, [r2, #12]
    87f8:	e5821044 	str	r1, [r2, #68]
    87fc:	e3e03000 	mvn	r3, #0	; 0x0
    8800:	e1c230be 	strh	r3, [r2, #14]
    8804:	e5821048 	str	r1, [r2, #72]
    8808:	e1a00002 	mov	r0, r2
    880c:	e5825054 	str	r5, [r2, #84]
    8810:	e91ba830 	ldmdb	fp, {r4, r5, fp, sp, pc}

00008814 <_cleanup_r>:
    8814:	e1a0c00d 	mov	ip, sp
    8818:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}
    881c:	e59f1008 	ldr	r1, [pc, #8]	; 882c <_cleanup_r+0x18>
    8820:	e24cb004 	sub	fp, ip, #4	; 0x4
    8824:	eb000292 	bl	9274 <_fwalk>
    8828:	e91ba800 	ldmdb	fp, {fp, sp, pc}
    882c:	0000859c 	muleq	r0, ip, r5

00008830 <_cleanup>:
    8830:	e1a0c00d 	mov	ip, sp
    8834:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}
    8838:	e59f300c 	ldr	r3, [pc, #c]	; 884c <_cleanup+0x1c>
    883c:	e5930000 	ldr	r0, [r3]
    8840:	e24cb004 	sub	fp, ip, #4	; 0x4
    8844:	ebfffff2 	bl	8814 <_cleanup_r>
    8848:	e91ba800 	ldmdb	fp, {fp, sp, pc}
    884c:	00011d0c 	andeq	r1, r1, ip, lsl #26

00008850 <__sinit>:
    8850:	e1a0c00d 	mov	ip, sp
    8854:	e92dd870 	stmdb	sp!, {r4, r5, r6, fp, ip, lr, pc}
    8858:	e24cb004 	sub	fp, ip, #4	; 0x4
    885c:	e1a04000 	mov	r4, r0
    8860:	e2846f79 	add	r6, r4, #484	; 0x1e4
    8864:	e1a00006 	mov	r0, r6
    8868:	e3a01004 	mov	r1, #4	; 0x4
    886c:	e3a05001 	mov	r5, #1	; 0x1
    8870:	e5845038 	str	r5, [r4, #56]
    8874:	e3a02000 	mov	r2, #0	; 0x0
    8878:	e59fc048 	ldr	ip, [pc, #48]	; 88c8 <__sinit+0x78>
    887c:	e1a03004 	mov	r3, r4
    8880:	e584c03c 	str	ip, [r4, #60]
    8884:	ebffff7d 	bl	8680 <std>
    8888:	e2840f8f 	add	r0, r4, #572	; 0x23c
    888c:	e3a01009 	mov	r1, #9	; 0x9
    8890:	e1a02005 	mov	r2, r5
    8894:	e1a03004 	mov	r3, r4
    8898:	ebffff78 	bl	8680 <std>
    889c:	e2840fa5 	add	r0, r4, #660	; 0x294
    88a0:	e3a0100a 	mov	r1, #10	; 0xa
    88a4:	e3a02002 	mov	r2, #2	; 0x2
    88a8:	e1a03004 	mov	r3, r4
    88ac:	ebffff73 	bl	8680 <std>
    88b0:	e3a03000 	mov	r3, #0	; 0x0
    88b4:	e58431d8 	str	r3, [r4, #472]
    88b8:	e3a02003 	mov	r2, #3	; 0x3
    88bc:	e58421dc 	str	r2, [r4, #476]
    88c0:	e58461e0 	str	r6, [r4, #480]
    88c4:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}
    88c8:	00008814 	andeq	r8, r0, r4, lsl r8

000088cc <_fopen_r>:
    88cc:	e1a0c00d 	mov	ip, sp
    88d0:	e92dd870 	stmdb	sp!, {r4, r5, r6, fp, ip, lr, pc}
    88d4:	e24cb004 	sub	fp, ip, #4	; 0x4
    88d8:	e1a04000 	mov	r4, r0
    88dc:	e1a05001 	mov	r5, r1
    88e0:	e1a01002 	mov	r1, r2
    88e4:	e24b201c 	sub	r2, fp, #28	; 0x1c
    88e8:	e24dd004 	sub	sp, sp, #4	; 0x4
    88ec:	eb0014df 	bl	dc70 <__sflags>
    88f0:	e2506000 	subs	r6, r0, #0	; 0x0
    88f4:	e3a00000 	mov	r0, #0	; 0x0
    88f8:	0a000020 	beq	8980 <_fopen_r+0xb4>
    88fc:	e1a00004 	mov	r0, r4
    8900:	ebffff90 	bl	8748 <__sfp>
    8904:	e2504000 	subs	r4, r0, #0	; 0x0
    8908:	0a00001b 	beq	897c <_fopen_r+0xb0>
    890c:	e1a01005 	mov	r1, r5
    8910:	e5940054 	ldr	r0, [r4, #84]
    8914:	e3a03f6d 	mov	r3, #436	; 0x1b4
    8918:	e51b201c 	ldr	r2, [fp, -#28]
    891c:	e2833002 	add	r3, r3, #2	; 0x2
    8920:	eb0004e7 	bl	9cc4 <_open_r>
    8924:	e3500000 	cmp	r0, #0	; 0x0
    8928:	b3a03000 	movlt	r3, #0	; 0x0
    892c:	b1a00003 	movlt	r0, r3
    8930:	b1c430bc 	strlth	r3, [r4, #12]
    8934:	ba000011 	blt	8980 <_fopen_r+0xb4>
    8938:	e1c400be 	strh	r0, [r4, #14]
    893c:	e1c460bc 	strh	r6, [r4, #12]
    8940:	e584401c 	str	r4, [r4, #28]
    8944:	e59f3038 	ldr	r3, [pc, #38]	; 8984 <_fopen_r+0xb8>
    8948:	e59f2038 	ldr	r2, [pc, #38]	; 8988 <_fopen_r+0xbc>
    894c:	e5843020 	str	r3, [r4, #32]
    8950:	e5842024 	str	r2, [r4, #36]
    8954:	e59f3030 	ldr	r3, [pc, #30]	; 898c <_fopen_r+0xc0>
    8958:	e59f2030 	ldr	r2, [pc, #30]	; 8990 <_fopen_r+0xc4>
    895c:	e5843028 	str	r3, [r4, #40]
    8960:	e3160c01 	tst	r6, #256	; 0x100
    8964:	e584202c 	str	r2, [r4, #44]
    8968:	0a000003 	beq	897c <_fopen_r+0xb0>
    896c:	e1a00004 	mov	r0, r4
    8970:	e3a01000 	mov	r1, #0	; 0x0
    8974:	e3a02002 	mov	r2, #2	; 0x2
    8978:	eb000119 	bl	8de4 <fseek>
    897c:	e1a00004 	mov	r0, r4
    8980:	ea000003 	b	8994 <_fopen_r+0xc8>
    8984:	0000a0ec 	andeq	sl, r0, ip, ror #1
    8988:	0000a134 	andeq	sl, r0, r4, lsr r1
    898c:	0000a190 	muleq	r0, r0, r1
    8990:	0000a1dc 	ldreqd	sl, [r0], -ip
    8994:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}

00008998 <fopen>:
    8998:	e1a0c00d 	mov	ip, sp
    899c:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}
    89a0:	e24cb004 	sub	fp, ip, #4	; 0x4
    89a4:	e1a0c000 	mov	ip, r0
    89a8:	e59f3010 	ldr	r3, [pc, #10]	; 89c0 <fopen+0x28>
    89ac:	e1a02001 	mov	r2, r1
    89b0:	e5930000 	ldr	r0, [r3]
    89b4:	e1a0100c 	mov	r1, ip
    89b8:	ebffffc3 	bl	88cc <_fopen_r>
    89bc:	e91ba800 	ldmdb	fp, {fp, sp, pc}