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📄 logarmfwliu

📁 自己编写的ARM处理器的指令集仿真
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    93d8:	01d430bc 	ldreqh	r3, [r4, #12]    93dc:	0584604c 	streq	r6, [r4, #76]    93e0:	01833006 	orreq	r3, r3, r6    93e4:	0a000001 	beq	93f0 <__smakebuf+0xb0>    93e8:	e1d430bc 	ldrh	r3, [r4, #12]    93ec:	e3833b02 	orr	r3, r3, #2048	; 0x800    93f0:	e1c430bc 	strh	r3, [r4, #12]    93f4:	e5940054 	ldr	r0, [r4, #84]    93f8:	e3a01b01 	mov	r1, #1024	; 0x400    93fc:	eb0000a9 	bl	96a8 <_malloc_r>    9400:	e3500000 	cmp	r0, #0	; 0x0    9404:	1a000009 	bne	9430 <__smakebuf+0xf0>    9408:	e2843043 	add	r3, r4, #67	; 0x43    940c:	e5843000 	str	r3, [r4]    9410:	e5843010 	str	r3, [r4, #16]    9414:	e1d420bc 	ldrh	r2, [r4, #12]    9418:	e3a03001 	mov	r3, #1	; 0x1    941c:	e5843014 	str	r3, [r4, #20]    9420:	e3822002 	orr	r2, r2, #2	; 0x2    9424:	e1c420bc 	strh	r2, [r4, #12]    9428:	ea000014 	b	9480 <__smakebuf+0x140>    942c:	0000a190 	muleq	r0, r0, r1    9430:	e5943054 	ldr	r3, [r4, #84]    9434:	e59f2040 	ldr	r2, [pc, #40]	; 947c <__smakebuf+0x13c>    9438:	e583203c 	str	r2, [r3, #60]    943c:	e5840000 	str	r0, [r4]    9440:	e5840010 	str	r0, [r4, #16]    9444:	e1d430bc 	ldrh	r3, [r4, #12]    9448:	e3550000 	cmp	r5, #0	; 0x0    944c:	e5846014 	str	r6, [r4, #20]    9450:	e3833080 	orr	r3, r3, #128	; 0x80    9454:	e1c430bc 	strh	r3, [r4, #12]    9458:	0a000008 	beq	9480 <__smakebuf+0x140>    945c:	e1d400fe 	ldrsh	r0, [r4, #14]    9460:	eb0005ad 	bl	ab1c <isatty>    9464:	e3500000 	cmp	r0, #0	; 0x0    9468:	0a000004 	beq	9480 <__smakebuf+0x140>    946c:	e1d430bc 	ldrh	r3, [r4, #12]    9470:	e3833001 	orr	r3, r3, #1	; 0x1    9474:	e1c430bc 	strh	r3, [r4, #12]    9478:	ea000000 	b	9480 <__smakebuf+0x140>    947c:	00008814 	andeq	r8, r0, r4, lsl r8    9480:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}00009484 <malloc>:    9484:	e1a0c00d 	mov	ip, sp    9488:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    948c:	e59f3010 	ldr	r3, [pc, #10]	; 94a4 <malloc+0x20>    9490:	e1a01000 	mov	r1, r0    9494:	e5930000 	ldr	r0, [r3]    9498:	e24cb004 	sub	fp, ip, #4	; 0x4    949c:	eb000081 	bl	96a8 <_malloc_r>    94a0:	e91ba800 	ldmdb	fp, {fp, sp, pc}    94a4:	00011d0c 	andeq	r1, r1, ip, lsl #26000094a8 <free>:    94a8:	e1a0c00d 	mov	ip, sp    94ac:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    94b0:	e59f3010 	ldr	r3, [pc, #10]	; 94c8 <free+0x20>    94b4:	e1a01000 	mov	r1, r0    94b8:	e5930000 	ldr	r0, [r3]    94bc:	e24cb004 	sub	fp, ip, #4	; 0x4    94c0:	ebfffd72 	bl	8a90 <_free_r>    94c4:	e91ba800 	ldmdb	fp, {fp, sp, pc}    94c8:	00011d0c 	andeq	r1, r1, ip, lsl #26000094cc <malloc_extend_top>:    94cc:	e1a0c00d 	mov	ip, sp    94d0:	e92ddff0 	stmdb	sp!, {r4, r5, r6, r7, r8, r9, sl, fp, ip, lr, pc}    94d4:	e24cb004 	sub	fp, ip, #4	; 0x4    94d8:	e59fc1b0 	ldr	ip, [pc, #1b0]	; 9690 <malloc_extend_top+0x1c4>    94dc:	e59f31b0 	ldr	r3, [pc, #1b0]	; 9694 <malloc_extend_top+0x1c8>    94e0:	e59fa1b0 	ldr	sl, [pc, #1b0]	; 9698 <malloc_extend_top+0x1cc>    94e4:	e59c8008 	ldr	r8, [ip, #8]    94e8:	e5932000 	ldr	r2, [r3]    94ec:	e1a09000 	mov	r9, r0    94f0:	e5983004 	ldr	r3, [r8, #4]    94f4:	e0812002 	add	r2, r1, r2    94f8:	e2826010 	add	r6, r2, #16	; 0x10    94fc:	e3c37003 	bic	r7, r3, #3	; 0x3    9500:	e59a1000 	ldr	r1, [sl]    9504:	e0884007 	add	r4, r8, r7    9508:	e3710001 	cmn	r1, #1	; 0x1    950c:	12823a01 	addne	r3, r2, #4096	; 0x1000    9510:	1283300f 	addne	r3, r3, #15	; 0xf    9514:	13c36eff 	bicne	r6, r3, #4080	; 0xff0    9518:	13c6600f 	bicne	r6, r6, #15	; 0xf    951c:	e1a00009 	mov	r0, r9    9520:	e1a01006 	mov	r1, r6    9524:	eb0002df 	bl	a0a8 <_sbrk_r>    9528:	e1a05000 	mov	r5, r0    952c:	e3750001 	cmn	r5, #1	; 0x1    9530:	091baff0 	ldmeqdb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}    9534:	e1550004 	cmp	r5, r4    9538:	2a000002 	bcs	9548 <malloc_extend_top+0x7c>    953c:	e59f214c 	ldr	r2, [pc, #14c]	; 9690 <malloc_extend_top+0x1c4>    9540:	e1580002 	cmp	r8, r2    9544:	191baff0 	ldmnedb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}    9548:	e59f314c 	ldr	r3, [pc, #14c]	; 969c <malloc_extend_top+0x1d0>    954c:	e5932000 	ldr	r2, [r3]    9550:	e1550004 	cmp	r5, r4    9554:	e0822006 	add	r2, r2, r6    9558:	e5832000 	str	r2, [r3]    955c:	1a000005 	bne	9578 <malloc_extend_top+0xac>    9560:	e59f3128 	ldr	r3, [pc, #128]	; 9690 <malloc_extend_top+0x1c4>    9564:	e0860007 	add	r0, r6, r7    9568:	e5932008 	ldr	r2, [r3, #8]    956c:	e3803001 	orr	r3, r0, #1	; 0x1    9570:	e5823004 	str	r3, [r2, #4]    9574:	ea00003a 	b	9664 <malloc_extend_top+0x198>    9578:	e59a3000 	ldr	r3, [sl]    957c:	e3730001 	cmn	r3, #1	; 0x1    9580:	058a5000 	streq	r5, [sl]    9584:	10643005 	rsbne	r3, r4, r5    9588:	10823003 	addne	r3, r2, r3    958c:	159f2108 	ldrne	r2, [pc, #108]	; 969c <malloc_extend_top+0x1d0>    9590:	15823000 	strne	r3, [r2]    9594:	e2853008 	add	r3, r5, #8	; 0x8    9598:	e2131007 	ands	r1, r3, #7	; 0x7    959c:	12614008 	rsbne	r4, r1, #8	; 0x8    95a0:	10855004 	addne	r5, r5, r4    95a4:	01a04001 	moveq	r4, r1    95a8:	e0853006 	add	r3, r5, r6    95ac:	e1a03a03 	mov	r3, r3, lsl #20    95b0:	e1a03a23 	mov	r3, r3, lsr #20    95b4:	e2633a01 	rsb	r3, r3, #4096	; 0x1000    95b8:	e0844003 	add	r4, r4, r3    95bc:	e1a00009 	mov	r0, r9    95c0:	e1a01004 	mov	r1, r4    95c4:	eb0002b7 	bl	a0a8 <_sbrk_r>    95c8:	e3700001 	cmn	r0, #1	; 0x1    95cc:	091baff0 	ldmeqdb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}    95d0:	e0653000 	rsb	r3, r5, r0    95d4:	e0830004 	add	r0, r3, r4    95d8:	e59f30bc 	ldr	r3, [pc, #bc]	; 969c <malloc_extend_top+0x1d0>    95dc:	e5932000 	ldr	r2, [r3]    95e0:	e59f30a8 	ldr	r3, [pc, #a8]	; 9690 <malloc_extend_top+0x1c4>    95e4:	e5835008 	str	r5, [r3, #8]    95e8:	e1580003 	cmp	r8, r3    95ec:	e59f30a8 	ldr	r3, [pc, #a8]	; 969c <malloc_extend_top+0x1d0>    95f0:	e0822004 	add	r2, r2, r4    95f4:	e5832000 	str	r2, [r3]    95f8:	e3803001 	orr	r3, r0, #1	; 0x1    95fc:	e5853004 	str	r3, [r5, #4]    9600:	0a000017 	beq	9664 <malloc_extend_top+0x198>    9604:	e357000f 	cmp	r7, #15	; 0xf    9608:	8a000004 	bhi	9620 <malloc_extend_top+0x154>    960c:	e59f307c 	ldr	r3, [pc, #7c]	; 9690 <malloc_extend_top+0x1c4>    9610:	e5932008 	ldr	r2, [r3, #8]    9614:	e3a03001 	mov	r3, #1	; 0x1    9618:	e5823004 	str	r3, [r2, #4]    961c:	e91baff0 	ldmdb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}    9620:	e247200c 	sub	r2, r7, #12	; 0xc    9624:	e3c27007 	bic	r7, r2, #7	; 0x7    9628:	e357000f 	cmp	r7, #15	; 0xf    962c:	e3a01004 	mov	r1, #4	; 0x4    9630:	e5983004 	ldr	r3, [r8, #4]    9634:	e3a02005 	mov	r2, #5	; 0x5    9638:	e2033001 	and	r3, r3, #1	; 0x1    963c:	e1833007 	orr	r3, r3, r7    9640:	e5883004 	str	r3, [r8, #4]    9644:	e0883007 	add	r3, r8, r7    9648:	e7832001 	str	r2, [r3, r1]    964c:	e0833001 	add	r3, r3, r1    9650:	e5832004 	str	r2, [r3, #4]    9654:	9a000002 	bls	9664 <malloc_extend_top+0x198>    9658:	e1a00009 	mov	r0, r9    965c:	e2881008 	add	r1, r8, #8	; 0x8    9660:	ebfffd0a 	bl	8a90 <_free_r>    9664:	e59f3030 	ldr	r3, [pc, #30]	; 969c <malloc_extend_top+0x1d0>    9668:	e59f1030 	ldr	r1, [pc, #30]	; 96a0 <malloc_extend_top+0x1d4>    966c:	e5932000 	ldr	r2, [r3]    9670:	e5913000 	ldr	r3, [r1]    9674:	e1520003 	cmp	r2, r3    9678:	85812000 	strhi	r2, [r1]    967c:	e59f1020 	ldr	r1, [pc, #20]	; 96a4 <malloc_extend_top+0x1d8>    9680:	e5913000 	ldr	r3, [r1]    9684:	e1520003 	cmp	r2, r3    9688:	85812000 	strhi	r2, [r1]    968c:	e91baff0 	ldmdb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}    9690:	00011d10 	andeq	r1, r1, r0, lsl sp    9694:	0001211c 	andeq	r2, r1, ip, lsl r1    9698:	00012120 	andeq	r2, r1, r0, lsr #2    969c:	0001212c 	andeq	r2, r1, ip, lsr #2    96a0:	00012124 	andeq	r2, r1, r4, lsr #2    96a4:	00012128 	andeq	r2, r1, r8, lsr #2000096a8 <_malloc_r>:    96a8:	e1a0c00d 	mov	ip, sp    96ac:	e92ddff0 	stmdb	sp!, {r4, r5, r6, r7, r8, r9, sl, fp, ip, lr, pc}    96b0:	e24cb004 	sub	fp, ip, #4	; 0x4    96b4:	e1a09000 	mov	r9, r0    96b8:	e281100b 	add	r1, r1, #11	; 0xb    96bc:	e3c13007 	bic	r3, r1, #7	; 0x7    96c0:	e3510016 	cmp	r1, #22	; 0x16    96c4:	c1a08003 	movgt	r8, r3    96c8:	d3a08010 	movle	r8, #16	; 0x10    96cc:	eb000174 	bl	9ca4 <__malloc_lock>    96d0:	e3580f7e 	cmp	r8, #504	; 0x1f8    96d4:	2a000018 	bcs	973c <_malloc_r+0x94>    96d8:	e59f3368 	ldr	r3, [pc, #368]	; 9a48 <_malloc_r+0x3a0>    96dc:	e1a071a8 	mov	r7, r8, lsr #3    96e0:	e0831187 	add	r1, r3, r7, lsl #3    96e4:	e591400c 	ldr	r4, [r1, #12]    96e8:	e1540001 	cmp	r4, r1    96ec:	02841008 	addeq	r1, r4, #8	; 0x8    96f0:	0591400c 	ldreq	r4, [r1, #12]    96f4:	e1540001 	cmp	r4, r1    96f8:	0a00000d 	beq	9734 <_malloc_r+0x8c>    96fc:	e594600c 	ldr	r6, [r4, #12]    9700:	e9944008 	ldmib	r4, {r3, lr}    9704:	e3a01004 	mov	r1, #4	; 0x4    9708:	e58e600c 	str	r6, [lr, #12]    970c:	e3c35003 	bic	r5, r3, #3	; 0x3    9710:	e586e008 	str	lr, [r6, #8]    9714:	e0842005 	add	r2, r4, r5    9718:	e7923001 	ldr	r3, [r2, r1]    971c:	e1a00009 	mov	r0, r9    9720:	e3833001 	orr	r3, r3, #1	; 0x1    9724:	e7823001 	str	r3, [r2, r1]    9728:	eb000161 	bl	9cb4 <__malloc_unlock>    972c:	e2840008 	add	r0, r4, #8	; 0x8    9730:	e91baff0 	ldmdb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}    9734:	e2877002 	add	r7, r7, #2	; 0x2    9738:	ea000027 	b	97dc <_malloc_r+0x134>    973c:	e1b024a8 	movs	r2, r8, lsr #9    9740:	01a071a8 	moveq	r7, r8, lsr #3    9744:	0a000014 	beq	979c <_malloc_r+0xf4>    9748:	e3520004 	cmp	r2, #4	; 0x4    974c:	91a03328 	movls	r3, r8, lsr #6    9750:	92837038 	addls	r7, r3, #56	; 0x38    9754:	9a000010 	bls	979c <_malloc_r+0xf4>    9758:	e3520014 	cmp	r2, #20	; 0x14    975c:	9282705b 	addls	r7, r2, #91	; 0x5b    9760:	9a00000d 	bls	979c <_malloc_r+0xf4>    9764:	e3520054 	cmp	r2, #84	; 0x54    9768:	91a03628 	movls	r3, r8, lsr #12    976c:	9283706e 	addls	r7, r3, #110	; 0x6e    9770:	9a000009 	bls	979c <_malloc_r+0xf4>    9774:	e3520f55 	cmp	r2, #340	; 0x154    9778:	91a037a8 	movls	r3, r8, lsr #15    977c:	92837077 	addls	r7, r3, #119	; 0x77    9780:	9a000005 	bls	979c <_malloc_r+0xf4>    9784:	e3a03e55 	mov	r3, #1360	; 0x550    9788:	e2833004 	add	r3, r3, #4	; 0x4    978c:	e1520003 	cmp	r2, r3    9790:	91a03928 	movls	r3, r8, lsr #18    9794:	9283707c 	addls	r7, r3, #124	; 0x7c    9798:	83a0707e 	movhi	r7, #126	; 0x7e    979c:	e59f32a4 	ldr	r3, [pc, #2a4]	; 9a48 <_malloc_r+0x3a0>    97a0:	e0830187 	add	r0, r3, r7, lsl #3    97a4:	e590400c 	ldr	r4, [r0, #12]    97a8:	ea000002 	b	97b8 <_malloc_r+0x110>    97ac:	e35c0000 	cmp	ip, #0	; 0x0    97b0:	aa0000c5 	bge	9acc <_malloc_r+0x424>    97b4:	e594400c 	ldr	r4, [r4, #12]    97b8:	e1540000 	cmp	r4, r0    97bc:	0a000005 	beq	97d8 <_malloc_r+0x130>    97c0:	e5943004 	ldr	r3, [r4, #4]    97c4:	e3c35003 	bic	r5, r3, #3	; 0x3    97c8:	e068c005 	rsb	ip, r8, r5    97cc:	e35c000f 	cmp	ip, #15	; 0xf    97d0:	dafffff5 	ble	97ac <_malloc_r+0x104>    97d4:	e2477001 	sub	r7, r7, #1	; 0x1    97d8:	e2877001 	add	r7, r7, #1	; 0x1    97dc:	e59f3268 	ldr	r3, [pc, #268]	; 9a4c <_malloc_r+0x3a4>    97e0:	e5934008 	ldr	r4, [r3, #8]    97e4:	e1a0a003 	mov	sl, r3    97e8:	e1540003 	cmp	r4, r3    97ec:	0a000050 	beq	9934 <_malloc_r+0x28c>    97f0:	e5943004 	ldr	r3, [r4, #4]    97f4:	e3c35003 	bic	r5, r3, #3	; 0x3    97f8:	e068c005 	rsb	ip, r8, r5    97fc:	e35c000f 	cmp	ip, #15	; 0xf    9800:	da00000b 	ble	9834 <_malloc_r+0x18c>    9804:	e3883001 	orr	r3, r8, #1	; 0x1    9808:	e5843004 	str	r3, [r4, #4]    980c:	e0841008 	add	r1, r4, r8    9810:	e58a100c 	str	r1, [sl, #12]    9814:	e58a1008 	str	r1, [sl, #8]    9818:	e581a00c 	str	sl, [r1, #12]    981c:	e581a008 	str	sl, [r1, #8]    9820:	e38c3001 	orr	r3, ip, #1	; 0x1    9824:	e5813004 	str	r3, [r1, #4]    9828:	e1a00009 	mov	r0, r9    982c:	e781c00c 	str	ip, [r1, ip]    9830:	eaffffbc 	b	9728 <_malloc_r+0x80>    9834:	e58aa00c 	str	sl, [sl, #12]    9838:	e35c0000 	cmp	ip, #0	; 0x0    983c:	e58aa008 	str	sl, [sl, #8]    9840:	a3a01004 	movge	r1, #4	; 0x4    9844:	aaffffb2 	bge	9714 <_malloc_r+0x6c>    9848:	e3550c02 	cmp	r5, #512	; 0x200    984c:	2a000009 	bcs	9878 <_malloc_r+0x1d0>    9850:	e1a0c1a5 	mov	ip, r5, lsr #3    9854:	e24a1008 	sub	r1, sl, #8	; 0x8    9858:	e1a0012c 	mov	r0, ip, lsr #2    985c:	e5913004 	ldr	r3, [r1, #4]    9860:	e3a02001 	mov	r2, #1	; 0x1    9864:	e1833012 	orr	r3, r3, r2, lsl r0    9868:	e5813004 	str	r3, [r1, #4]    986c:	e081618c 	add	r6, r1, ip, lsl #3    9870:	e596e008 	ldr	lr, [r6, #8]    9874:	ea00002a 	b	9924 <_malloc_r+0x27c>    9878:	e1b004a5 	movs	r0, r5, lsr #9    987c:	01a0c1a5 	moveq	ip, r5, lsr #3    9880:	0a000014 	beq	98d8 <_malloc_r+0x230>    9884:	e3500004 	cmp	r0, #4	; 0x4    9888:	91a03325 	movls	r3, r5, lsr #6    988c:	9283c038 	addls	ip, r3, #56	; 0x38    9890:	9a000010 	bls	98d8 <_malloc_r+0x230>    9894:	e3500014 	cmp	r0, #20	; 0x14    9898:	9280c05b 	addls	ip, r0, #91	; 0x5b    989c:	9a00000d 	bls	98d8 <_malloc_r+0x230>    98a0:	e3500054 	cmp	r0, #84	; 0x54    98a4:	91a03625 	movls	r3, r5, lsr #12    98a8:	9283c06e 	addls	ip, r3, #110	; 0x6e    98ac:	9a000009 	bls	98d8 <_malloc_r+0x230>    98b0:	e3500f55 	cmp	r0, #340	; 0x154    98b4:	91a037a5 	movls	r3, r5, lsr #15    98b8:	9283c077 	addls	ip, r3, #119	; 0x77    98bc:	9a000005 	bls	98d8 <_malloc_r+0x230>    98c0:	e3a03e55 	mov	r3, #1360	; 0x550    98c4:	e2833004 	add	r3, r3, #4	; 0x4    98c8:	e1500003 	cmp	r0, r3    98cc:	91a03925 	movls	r3, r5, lsr #18    98d0:	9283c07c 	addls	ip, r3, #124	; 0x7c    98d4:	83a0c07e 	movhi	ip, #126	; 0x7e    98d8:	e59f0168 	ldr	r0, [pc, #168]	; 9a48 <_malloc_r+0x3a0>    98dc:	e080618c 	add	r6

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