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📄 logarmfwliu

📁 自己编写的ARM处理器的指令集仿真
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    8ecc:	e5942030 	ldr	r2, [r4, #48]    8ed0:	e0636006 	rsb	r6, r3, r6    8ed4:	e3520000 	cmp	r2, #0	; 0x0    8ed8:	1594303c 	ldrne	r3, [r4, #60]    8edc:	10636006 	rsbne	r6, r3, r6    8ee0:	ea000006 	b	8f00 <fseek+0x11c>    8ee4:	e3130008 	tst	r3, #8	; 0x8    8ee8:	e5941010 	ldr	r1, [r4, #16]    8eec:	0a000003 	beq	8f00 <fseek+0x11c>    8ef0:	e5943000 	ldr	r3, [r4]    8ef4:	e3530000 	cmp	r3, #0	; 0x0    8ef8:	10613003 	rsbne	r3, r1, r3    8efc:	10866003 	addne	r6, r6, r3    8f00:	e0899006 	add	r9, r9, r6    8f04:	e3a08000 	mov	r8, #0	; 0x0    8f08:	e3a03001 	mov	r3, #1	; 0x1    8f0c:	e50b3068 	str	r3, [fp, -#104]    8f10:	ea000007 	b	8f34 <fseek+0x150>    8f14:	e3a03000 	mov	r3, #0	; 0x0    8f18:	e50b3068 	str	r3, [fp, -#104]    8f1c:	e5941010 	ldr	r1, [r4, #16]    8f20:	ea000003 	b	8f34 <fseek+0x150>    8f24:	e3e00000 	mvn	r0, #0	; 0x0    8f28:	e3a03016 	mov	r3, #22	; 0x16    8f2c:	e5853000 	str	r3, [r5]    8f30:	ea0000bc 	b	9228 <fseek+0x444>    8f34:	e3510000 	cmp	r1, #0	; 0x0    8f38:	1a000001 	bne	8f44 <fseek+0x160>    8f3c:	e1a00004 	mov	r0, r4    8f40:	eb0000fe 	bl	9340 <__smakebuf>    8f44:	e1d420bc 	ldrh	r2, [r4, #12]    8f48:	e3c23e7e 	bic	r3, r2, #2016	; 0x7e0    8f4c:	e3c33005 	bic	r3, r3, #5	; 0x5    8f50:	e1a03a03 	mov	r3, r3, lsl #20    8f54:	e1a03a23 	mov	r3, r3, lsr #20    8f58:	e3530000 	cmp	r3, #0	; 0x0    8f5c:	1a000094 	bne	91b4 <fseek+0x3d0>    8f60:	e3120b01 	tst	r2, #1024	; 0x400    8f64:	1a000018 	bne	8fcc <fseek+0x1e8>    8f68:	e59f3240 	ldr	r3, [pc, #240]	; 91b0 <fseek+0x3cc>    8f6c:	e15a0003 	cmp	sl, r3    8f70:	1a00000c 	bne	8fa8 <fseek+0x1c4>    8f74:	e1d430fe 	ldrsh	r3, [r4, #14]    8f78:	e3530000 	cmp	r3, #0	; 0x0    8f7c:	ba000009 	blt	8fa8 <fseek+0x1c4>    8f80:	e1a00005 	mov	r0, r5    8f84:	e1a01003 	mov	r1, r3    8f88:	e24b2064 	sub	r2, fp, #100	; 0x64    8f8c:	eb0000a6 	bl	922c <_fstat_r>    8f90:	e3500000 	cmp	r0, #0	; 0x0    8f94:	1a000003 	bne	8fa8 <fseek+0x1c4>    8f98:	e51b3060 	ldr	r3, [fp, -#96]    8f9c:	e2033a0f 	and	r3, r3, #61440	; 0xf000    8fa0:	e3530902 	cmp	r3, #32768	; 0x8000    8fa4:	0a000003 	beq	8fb8 <fseek+0x1d4>    8fa8:	e1d430bc 	ldrh	r3, [r4, #12]    8fac:	e3833b02 	orr	r3, r3, #2048	; 0x800    8fb0:	e1c430bc 	strh	r3, [r4, #12]    8fb4:	ea00007e 	b	91b4 <fseek+0x3d0>    8fb8:	e1d430bc 	ldrh	r3, [r4, #12]    8fbc:	e3a02b01 	mov	r2, #1024	; 0x400    8fc0:	e584204c 	str	r2, [r4, #76]    8fc4:	e1833002 	orr	r3, r3, r2    8fc8:	e1c430bc 	strh	r3, [r4, #12]    8fcc:	e3580000 	cmp	r8, #0	; 0x0    8fd0:	01a07009 	moveq	r7, r9    8fd4:	0a000007 	beq	8ff8 <fseek+0x214>    8fd8:	e1a00005 	mov	r0, r5    8fdc:	e1d410fe 	ldrsh	r1, [r4, #14]    8fe0:	e24b2064 	sub	r2, fp, #100	; 0x64    8fe4:	eb000090 	bl	922c <_fstat_r>    8fe8:	e3500000 	cmp	r0, #0	; 0x0    8fec:	1a000070 	bne	91b4 <fseek+0x3d0>    8ff0:	e51b3054 	ldr	r3, [fp, -#84]    8ff4:	e0837009 	add	r7, r3, r9    8ff8:	e51b3068 	ldr	r3, [fp, -#104]    8ffc:	e3530000 	cmp	r3, #0	; 0x0    9000:	1a000010 	bne	9048 <fseek+0x264>    9004:	e1d430bc 	ldrh	r3, [r4, #12]    9008:	e2131a01 	ands	r1, r3, #4096	; 0x1000    900c:	15946050 	ldrne	r6, [r4, #80]    9010:	1a000006 	bne	9030 <fseek+0x24c>    9014:	e594001c 	ldr	r0, [r4, #28]    9018:	e3a02001 	mov	r2, #1	; 0x1    901c:	e1a0e00f 	mov	lr, pc    9020:	e1a0f00a 	mov	pc, sl    9024:	e1a06000 	mov	r6, r0    9028:	e3760001 	cmn	r6, #1	; 0x1    902c:	0a000060 	beq	91b4 <fseek+0x3d0>    9030:	e5943004 	ldr	r3, [r4, #4]    9034:	e5942030 	ldr	r2, [r4, #48]    9038:	e0636006 	rsb	r6, r3, r6    903c:	e3520000 	cmp	r2, #0	; 0x0    9040:	1594303c 	ldrne	r3, [r4, #60]    9044:	10636006 	rsbne	r6, r3, r6    9048:	e5943030 	ldr	r3, [r4, #48]    904c:	e3530000 	cmp	r3, #0	; 0x0    9050:	0a000008 	beq	9078 <fseek+0x294>    9054:	e5943004 	ldr	r3, [r4, #4]    9058:	e5942038 	ldr	r2, [r4, #56]    905c:	e5941010 	ldr	r1, [r4, #16]    9060:	e0866003 	add	r6, r6, r3    9064:	e0615002 	rsb	r5, r1, r2    9068:	e594303c 	ldr	r3, [r4, #60]    906c:	e0656006 	rsb	r6, r5, r6    9070:	e0855003 	add	r5, r5, r3    9074:	ea000005 	b	9090 <fseek+0x2ac>    9078:	e5943000 	ldr	r3, [r4]    907c:	e5941010 	ldr	r1, [r4, #16]    9080:	e5942004 	ldr	r2, [r4, #4]    9084:	e0615003 	rsb	r5, r1, r3    9088:	e0656006 	rsb	r6, r5, r6    908c:	e0855002 	add	r5, r5, r2    9090:	e1d430bc 	ldrh	r3, [r4, #12]    9094:	e1570006 	cmp	r7, r6    9098:	e1a036a3 	mov	r3, r3, lsr #13    909c:	e2233001 	eor	r3, r3, #1	; 0x1    90a0:	a2033001 	andge	r3, r3, #1	; 0x1    90a4:	b3a03000 	movlt	r3, #0	; 0x0    90a8:	e3530000 	cmp	r3, #0	; 0x0    90ac:	0a000014 	beq	9104 <fseek+0x320>    90b0:	e0863005 	add	r3, r6, r5    90b4:	e1570003 	cmp	r7, r3    90b8:	2a000011 	bcs	9104 <fseek+0x320>    90bc:	e0663007 	rsb	r3, r6, r7    90c0:	e0812003 	add	r2, r1, r3    90c4:	e5842000 	str	r2, [r4]    90c8:	e5941030 	ldr	r1, [r4, #48]    90cc:	e0633005 	rsb	r3, r3, r5    90d0:	e5843004 	str	r3, [r4, #4]    90d4:	e3510000 	cmp	r1, #0	; 0x0    90d8:	0a000006 	beq	90f8 <fseek+0x314>    90dc:	e2843040 	add	r3, r4, #64	; 0x40    90e0:	e1510003 	cmp	r1, r3    90e4:	0a000001 	beq	90f0 <fseek+0x30c>    90e8:	e5940054 	ldr	r0, [r4, #84]    90ec:	ebfffe67 	bl	8a90 <_free_r>    90f0:	e3a03000 	mov	r3, #0	; 0x0    90f4:	e5843030 	str	r3, [r4, #48]    90f8:	e1d430bc 	ldrh	r3, [r4, #12]    90fc:	e3a00000 	mov	r0, #0	; 0x0    9100:	ea000046 	b	9220 <fseek+0x43c>    9104:	e594304c 	ldr	r3, [r4, #76]    9108:	e3a02000 	mov	r2, #0	; 0x0    910c:	e594001c 	ldr	r0, [r4, #28]    9110:	e2633000 	rsb	r3, r3, #0	; 0x0    9114:	e0076003 	and	r6, r7, r3    9118:	e1a01006 	mov	r1, r6    911c:	e1a0e00f 	mov	lr, pc    9120:	e1a0f00a 	mov	pc, sl    9124:	e3700001 	cmn	r0, #1	; 0x1    9128:	0a000021 	beq	91b4 <fseek+0x3d0>    912c:	e3a05000 	mov	r5, #0	; 0x0    9130:	e5845004 	str	r5, [r4, #4]    9134:	e5941030 	ldr	r1, [r4, #48]    9138:	e5943010 	ldr	r3, [r4, #16]    913c:	e1510005 	cmp	r1, r5    9140:	e5843000 	str	r3, [r4]    9144:	0a000005 	beq	9160 <fseek+0x37c>    9148:	e2843040 	add	r3, r4, #64	; 0x40    914c:	e1510003 	cmp	r1, r3    9150:	0a000001 	beq	915c <fseek+0x378>    9154:	e5940054 	ldr	r0, [r4, #84]    9158:	ebfffe4c 	bl	8a90 <_free_r>    915c:	e5845030 	str	r5, [r4, #48]    9160:	e1d430bc 	ldrh	r3, [r4, #12]    9164:	e0575006 	subs	r5, r7, r6    9168:	e3c33020 	bic	r3, r3, #32	; 0x20    916c:	e1c430bc 	strh	r3, [r4, #12]    9170:	0a00000b 	beq	91a4 <fseek+0x3c0>    9174:	e1a00004 	mov	r0, r4    9178:	eb00036e 	bl	9f38 <__srefill>    917c:	e3500000 	cmp	r0, #0	; 0x0    9180:	1a00000b 	bne	91b4 <fseek+0x3d0>    9184:	e5942004 	ldr	r2, [r4, #4]    9188:	e1520005 	cmp	r2, r5    918c:	3a000008 	bcc	91b4 <fseek+0x3d0>    9190:	e5943000 	ldr	r3, [r4]    9194:	e0652002 	rsb	r2, r5, r2    9198:	e5842004 	str	r2, [r4, #4]    919c:	e0833005 	add	r3, r3, r5    91a0:	e5843000 	str	r3, [r4]    91a4:	e3a00000 	mov	r0, #0	; 0x0    91a8:	ea00001e 	b	9228 <fseek+0x444>    91ac:	00011d0c 	andeq	r1, r1, ip, lsl #26    91b0:	0000a190 	muleq	r0, r0, r1    91b4:	e1a00004 	mov	r0, r4    91b8:	ebfffcf7 	bl	859c <fflush>    91bc:	e2505000 	subs	r5, r0, #0	; 0x0    91c0:	1a000006 	bne	91e0 <fseek+0x3fc>    91c4:	e1a01009 	mov	r1, r9    91c8:	e594001c 	ldr	r0, [r4, #28]    91cc:	e1a02008 	mov	r2, r8    91d0:	e1a0e00f 	mov	lr, pc    91d4:	e1a0f00a 	mov	pc, sl    91d8:	e3700001 	cmn	r0, #1	; 0x1    91dc:	1a000001 	bne	91e8 <fseek+0x404>    91e0:	e3e00000 	mvn	r0, #0	; 0x0    91e4:	ea00000f 	b	9228 <fseek+0x444>    91e8:	e5941030 	ldr	r1, [r4, #48]    91ec:	e3510000 	cmp	r1, #0	; 0x0    91f0:	0a000005 	beq	920c <fseek+0x428>    91f4:	e2843040 	add	r3, r4, #64	; 0x40    91f8:	e1510003 	cmp	r1, r3    91fc:	0a000001 	beq	9208 <fseek+0x424>    9200:	e5940054 	ldr	r0, [r4, #84]    9204:	ebfffe21 	bl	8a90 <_free_r>    9208:	e5845030 	str	r5, [r4, #48]    920c:	e3a00000 	mov	r0, #0	; 0x0    9210:	e5840004 	str	r0, [r4, #4]    9214:	e5942010 	ldr	r2, [r4, #16]    9218:	e1d430bc 	ldrh	r3, [r4, #12]    921c:	e5842000 	str	r2, [r4]    9220:	e3c33020 	bic	r3, r3, #32	; 0x20    9224:	e1c430bc 	strh	r3, [r4, #12]    9228:	e91baff0 	ldmdb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}0000922c <_fstat_r>:    922c:	e1a0c00d 	mov	ip, sp    9230:	e92dd830 	stmdb	sp!, {r4, r5, fp, ip, lr, pc}    9234:	e24cb004 	sub	fp, ip, #4	; 0x4    9238:	e1a05000 	mov	r5, r0    923c:	e1a00001 	mov	r0, r1    9240:	e3a03000 	mov	r3, #0	; 0x0    9244:	e59f4024 	ldr	r4, [pc, #24]	; 9270 <_fstat_r+0x44>    9248:	e1a01002 	mov	r1, r2    924c:	e5843000 	str	r3, [r4]    9250:	eb0005f2 	bl	aa20 <_fstat>    9254:	e3700001 	cmn	r0, #1	; 0x1    9258:	191ba830 	ldmnedb	fp, {r4, r5, fp, sp, pc}    925c:	e5943000 	ldr	r3, [r4]    9260:	e3530000 	cmp	r3, #0	; 0x0    9264:	091ba830 	ldmeqdb	fp, {r4, r5, fp, sp, pc}    9268:	e5853000 	str	r3, [r5]    926c:	e91ba830 	ldmdb	fp, {r4, r5, fp, sp, pc}    9270:	00012298 	muleq	r1, r8, r200009274 <_fwalk>:    9274:	e1a0c00d 	mov	ip, sp    9278:	e92dd9f0 	stmdb	sp!, {r4, r5, r6, r7, r8, fp, ip, lr, pc}    927c:	e24cb004 	sub	fp, ip, #4	; 0x4    9280:	e3a07000 	mov	r7, #0	; 0x0    9284:	e2906f76 	adds	r6, r0, #472	; 0x1d8    9288:	e1a08001 	mov	r8, r1    928c:	0a00000f 	beq	92d0 <_fwalk+0x5c>    9290:	e9960030 	ldmib	r6, {r4, r5}    9294:	e2544001 	subs	r4, r4, #1	; 0x1    9298:	4a000009 	bmi	92c4 <_fwalk+0x50>    929c:	e1d530fc 	ldrsh	r3, [r5, #12]    92a0:	e3530000 	cmp	r3, #0	; 0x0    92a4:	0a000003 	beq	92b8 <_fwalk+0x44>    92a8:	e1a00005 	mov	r0, r5    92ac:	e1a0e00f 	mov	lr, pc    92b0:	e1a0f008 	mov	pc, r8    92b4:	e1877000 	orr	r7, r7, r0    92b8:	e2855058 	add	r5, r5, #88	; 0x58    92bc:	e2544001 	subs	r4, r4, #1	; 0x1    92c0:	5afffff5 	bpl	929c <_fwalk+0x28>    92c4:	e5966000 	ldr	r6, [r6]    92c8:	e3560000 	cmp	r6, #0	; 0x0    92cc:	1affffef 	bne	9290 <_fwalk+0x1c>    92d0:	e1a00007 	mov	r0, r7    92d4:	e91ba9f0 	ldmdb	fp, {r4, r5, r6, r7, r8, fp, sp, pc}000092d8 <fwrite>:    92d8:	e1a0c00d 	mov	ip, sp    92dc:	e92dd870 	stmdb	sp!, {r4, r5, r6, fp, ip, lr, pc}    92e0:	e1a06001 	mov	r6, r1    92e4:	e1a05002 	mov	r5, r2    92e8:	e0040596 	mul	r4, r6, r5    92ec:	e24cb004 	sub	fp, ip, #4	; 0x4    92f0:	e24dd014 	sub	sp, sp, #20	; 0x14    92f4:	e50b002c 	str	r0, [fp, -#44]    92f8:	e24b202c 	sub	r2, fp, #44	; 0x2c    92fc:	e50b2024 	str	r2, [fp, -#36]    9300:	e3a01001 	mov	r1, #1	; 0x1    9304:	e50b1020 	str	r1, [fp, -#32]    9308:	e1a00003 	mov	r0, r3    930c:	e50b4028 	str	r4, [fp, -#40]    9310:	e24b1024 	sub	r1, fp, #36	; 0x24    9314:	e50b401c 	str	r4, [fp, -#28]    9318:	eb001284 	bl	dd30 <__sfvwrite>    931c:	e3500000 	cmp	r0, #0	; 0x0    9320:	0a000004 	beq	9338 <fwrite+0x60>    9324:	e51b001c 	ldr	r0, [fp, -#28]    9328:	e1a01006 	mov	r1, r6    932c:	e0600004 	rsb	r0, r0, r4    9330:	eb00205b 	bl	114a4 <__udivsi3>    9334:	ea000000 	b	933c <fwrite+0x64>    9338:	e1a00005 	mov	r0, r5    933c:	e91ba870 	ldmdb	fp, {r4, r5, r6, fp, sp, pc}00009340 <__smakebuf>:    9340:	e1a0c00d 	mov	ip, sp    9344:	e92dd870 	stmdb	sp!, {r4, r5, r6, fp, ip, lr, pc}    9348:	e1a04000 	mov	r4, r0    934c:	e24dd03c 	sub	sp, sp, #60	; 0x3c    9350:	e1d430bc 	ldrh	r3, [r4, #12]    9354:	e24cb004 	sub	fp, ip, #4	; 0x4    9358:	e2135002 	ands	r5, r3, #2	; 0x2    935c:	0a000005 	beq	9378 <__smakebuf+0x38>    9360:	e2842043 	add	r2, r4, #67	; 0x43    9364:	e5842000 	str	r2, [r4]    9368:	e5842010 	str	r2, [r4, #16]    936c:	e3a03001 	mov	r3, #1	; 0x1    9370:	e5843014 	str	r3, [r4, #20]    9374:	ea000041 	b	9480 <__smakebuf+0x140>    9378:	e1d430fe 	ldrsh	r3, [r4, #14]    937c:	e3530000 	cmp	r3, #0	; 0x0    9380:	ba000005 	blt	939c <__smakebuf+0x5c>    9384:	e1a01003 	mov	r1, r3    9388:	e5940054 	ldr	r0, [r4, #84]    938c:	e24b2054 	sub	r2, fp, #84	; 0x54    9390:	ebffffa5 	bl	922c <_fstat_r>    9394:	e3500000 	cmp	r0, #0	; 0x0    9398:	aa000002 	bge	93a8 <__smakebuf+0x68>    939c:	e1d430bc 	ldrh	r3, [r4, #12]    93a0:	e3a06b01 	mov	r6, #1024	; 0x400    93a4:	ea000010 	b	93ec <__smakebuf+0xac>    93a8:	e51b3050 	ldr	r3, [fp, -#80]    93ac:	e3a06b01 	mov	r6, #1024	; 0x400    93b0:	e2035a0f 	and	r5, r3, #61440	; 0xf000    93b4:	e3550a02 	cmp	r5, #8192	; 0x2000    93b8:	13a05000 	movne	r5, #0	; 0x0    93bc:	03a05001 	moveq	r5, #1	; 0x1    93c0:	e2033a0f 	and	r3, r3, #61440	; 0xf000    93c4:	e3530902 	cmp	r3, #32768	; 0x8000    93c8:	1a000006 	bne	93e8 <__smakebuf+0xa8>    93cc:	e5942028 	ldr	r2, [r4, #40]    93d0:	e59f3054 	ldr	r3, [pc, #54]	; 942c <__smakebuf+0xec>    93d4:	e1520003 	cmp	r2, r3

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