_mkdir:     file format elf32-littlearm


Disassembly of section .text:

00000000 <main>:
#include "stat.h"
#include "user.h"

int
main(int argc, char *argv[])
{
       0:	e92d4800 	push	{fp, lr}
       4:	e1a0b00d 	mov	fp, sp
       8:	e24dd020 	sub	sp, sp, #32
       c:	e1a02001 	mov	r2, r1
      10:	e1a03000 	mov	r3, r0
      14:	e3a0c000 	mov	ip, #0
      18:	e50bc004 	str	ip, [fp, #-4]
      1c:	e50b0008 	str	r0, [fp, #-8]
      20:	e50b100c 	str	r1, [fp, #-12]
    int i;
    
    if(argc < 2){
      24:	e51b0008 	ldr	r0, [fp, #-8]
      28:	e3500001 	cmp	r0, #1
      2c:	e58d200c 	str	r2, [sp, #12]
      30:	e58d3008 	str	r3, [sp, #8]
      34:	ca000005 	bgt	50 <main+0x50>
      38:	eaffffff 	b	3c <main+0x3c>
        printf(2, "Usage: mkdir files...\n");
      3c:	e59f1084 	ldr	r1, [pc, #132]	; c8 <main+0xc8>
      40:	e3a00002 	mov	r0, #2
      44:	eb00024d 	bl	980 <printf>
        exit();
      48:	eb000198 	bl	6b0 <exit>
      4c:	e58d0004 	str	r0, [sp, #4]
    }
    
    for(i = 1; i < argc; i++){
      50:	e3a00001 	mov	r0, #1
      54:	e58d0010 	str	r0, [sp, #16]
      58:	eaffffff 	b	5c <main+0x5c>
      5c:	e59d0010 	ldr	r0, [sp, #16]
      60:	e51b1008 	ldr	r1, [fp, #-8]
      64:	e1500001 	cmp	r0, r1
      68:	aa000013 	bge	bc <main+0xbc>
      6c:	eaffffff 	b	70 <main+0x70>
        if(mkdir(argv[i]) < 0){
      70:	e51b000c 	ldr	r0, [fp, #-12]
      74:	e59d1010 	ldr	r1, [sp, #16]
      78:	e7900101 	ldr	r0, [r0, r1, lsl #2]
      7c:	eb000200 	bl	884 <mkdir>
      80:	e3500000 	cmp	r0, #0
      84:	aa000007 	bge	a8 <main+0xa8>
      88:	eaffffff 	b	8c <main+0x8c>
            printf(2, "mkdir: %s failed to create\n", argv[i]);
      8c:	e51b000c 	ldr	r0, [fp, #-12]
      90:	e59d1010 	ldr	r1, [sp, #16]
      94:	e7902101 	ldr	r2, [r0, r1, lsl #2]
      98:	e59f1024 	ldr	r1, [pc, #36]	; c4 <main+0xc4>
      9c:	e3a00002 	mov	r0, #2
      a0:	eb000236 	bl	980 <printf>
            break;
      a4:	ea000004 	b	bc <main+0xbc>
        }
    }
      a8:	eaffffff 	b	ac <main+0xac>
    for(i = 1; i < argc; i++){
      ac:	e59d0010 	ldr	r0, [sp, #16]
      b0:	e2800001 	add	r0, r0, #1
      b4:	e58d0010 	str	r0, [sp, #16]
      b8:	eaffffe7 	b	5c <main+0x5c>
    
    exit();
      bc:	eb00017b 	bl	6b0 <exit>
      c0:	e58d0000 	str	r0, [sp]
      c4:	0000125f 	.word	0x0000125f
      c8:	00001248 	.word	0x00001248

000000cc <strcpy>:
#include "fcntl.h"
#include "user.h"

char*
strcpy(char *s, char *t)
{
      cc:	e24dd014 	sub	sp, sp, #20
      d0:	e1a02001 	mov	r2, r1
      d4:	e1a03000 	mov	r3, r0
      d8:	e58d0010 	str	r0, [sp, #16]
      dc:	e58d100c 	str	r1, [sp, #12]
      e0:	e59d0010 	ldr	r0, [sp, #16]
      e4:	e58d0008 	str	r0, [sp, #8]
      e8:	e58d2004 	str	r2, [sp, #4]
      ec:	e58d3000 	str	r3, [sp]
      f0:	eaffffff 	b	f4 <strcpy+0x28>
      f4:	e59d000c 	ldr	r0, [sp, #12]
      f8:	e2801001 	add	r1, r0, #1
      fc:	e58d100c 	str	r1, [sp, #12]
     100:	e5d00000 	ldrb	r0, [r0]
     104:	e59d1010 	ldr	r1, [sp, #16]
     108:	e2812001 	add	r2, r1, #1
     10c:	e58d2010 	str	r2, [sp, #16]
     110:	e5c10000 	strb	r0, [r1]
     114:	e3500000 	cmp	r0, #0
     118:	0a000001 	beq	124 <strcpy+0x58>
     11c:	eaffffff 	b	120 <strcpy+0x54>
     120:	eafffff3 	b	f4 <strcpy+0x28>
     124:	e59d0008 	ldr	r0, [sp, #8]
     128:	e28dd014 	add	sp, sp, #20
     12c:	e12fff1e 	bx	lr

00000130 <strcmp>:
     130:	e24dd014 	sub	sp, sp, #20
     134:	e1a02001 	mov	r2, r1
     138:	e1a03000 	mov	r3, r0
     13c:	e58d0010 	str	r0, [sp, #16]
     140:	e58d100c 	str	r1, [sp, #12]
     144:	e58d2008 	str	r2, [sp, #8]
     148:	e58d3004 	str	r3, [sp, #4]
     14c:	eaffffff 	b	150 <strcmp+0x20>
     150:	e59d0010 	ldr	r0, [sp, #16]
     154:	e5d00000 	ldrb	r0, [r0]
     158:	e3a01000 	mov	r1, #0
     15c:	e3500000 	cmp	r0, #0
     160:	e58d1000 	str	r1, [sp]
     164:	0a000009 	beq	190 <strcmp+0x60>
     168:	eaffffff 	b	16c <strcmp+0x3c>
     16c:	e59d0010 	ldr	r0, [sp, #16]
     170:	e5d00000 	ldrb	r0, [r0]
     174:	e59d100c 	ldr	r1, [sp, #12]
     178:	e5d11000 	ldrb	r1, [r1]
     17c:	e3a02000 	mov	r2, #0
     180:	e1500001 	cmp	r0, r1
     184:	03a02001 	moveq	r2, #1
     188:	e58d2000 	str	r2, [sp]
     18c:	eaffffff 	b	190 <strcmp+0x60>
     190:	e59d0000 	ldr	r0, [sp]
     194:	e3100001 	tst	r0, #1
     198:	0a000007 	beq	1bc <strcmp+0x8c>
     19c:	eaffffff 	b	1a0 <strcmp+0x70>
     1a0:	e59d0010 	ldr	r0, [sp, #16]
     1a4:	e2800001 	add	r0, r0, #1
     1a8:	e58d0010 	str	r0, [sp, #16]
     1ac:	e59d000c 	ldr	r0, [sp, #12]
     1b0:	e2800001 	add	r0, r0, #1
     1b4:	e58d000c 	str	r0, [sp, #12]
     1b8:	eaffffe4 	b	150 <strcmp+0x20>
     1bc:	e59d0010 	ldr	r0, [sp, #16]
     1c0:	e5d00000 	ldrb	r0, [r0]
     1c4:	e59d100c 	ldr	r1, [sp, #12]
     1c8:	e5d11000 	ldrb	r1, [r1]
     1cc:	e0400001 	sub	r0, r0, r1
     1d0:	e28dd014 	add	sp, sp, #20
     1d4:	e12fff1e 	bx	lr

000001d8 <strlen>:
     1d8:	e24dd00c 	sub	sp, sp, #12
     1dc:	e1a01000 	mov	r1, r0
     1e0:	e58d0008 	str	r0, [sp, #8]
     1e4:	e3a00000 	mov	r0, #0
     1e8:	e58d0004 	str	r0, [sp, #4]
     1ec:	e58d1000 	str	r1, [sp]
     1f0:	eaffffff 	b	1f4 <strlen+0x1c>
     1f4:	e59d0008 	ldr	r0, [sp, #8]
     1f8:	e59d1004 	ldr	r1, [sp, #4]
     1fc:	e7d00001 	ldrb	r0, [r0, r1]
     200:	e3500000 	cmp	r0, #0
     204:	0a000005 	beq	220 <strlen+0x48>
     208:	eaffffff 	b	20c <strlen+0x34>
     20c:	eaffffff 	b	210 <strlen+0x38>
     210:	e59d0004 	ldr	r0, [sp, #4]
     214:	e2800001 	add	r0, r0, #1
     218:	e58d0004 	str	r0, [sp, #4]
     21c:	eafffff4 	b	1f4 <strlen+0x1c>
     220:	e59d0004 	ldr	r0, [sp, #4]
     224:	e28dd00c 	add	sp, sp, #12
     228:	e12fff1e 	bx	lr

0000022c <memset>:
     22c:	e92d4800 	push	{fp, lr}
     230:	e1a0b00d 	mov	fp, sp
     234:	e24dd02c 	sub	sp, sp, #44	; 0x2c
     238:	e1a03002 	mov	r3, r2
     23c:	e1a0c001 	mov	ip, r1
     240:	e1a0e000 	mov	lr, r0
     244:	e50b0004 	str	r0, [fp, #-4]
     248:	e50b1008 	str	r1, [fp, #-8]
     24c:	e50b200c 	str	r2, [fp, #-12]
     250:	e51b0004 	ldr	r0, [fp, #-4]
     254:	e50b0010 	str	r0, [fp, #-16]
     258:	e51b0008 	ldr	r0, [fp, #-8]
     25c:	e54b0011 	strb	r0, [fp, #-17]	; 0xffffffef
     260:	e55b0011 	ldrb	r0, [fp, #-17]	; 0xffffffef
     264:	e1a01c00 	lsl	r1, r0, #24
     268:	e1811800 	orr	r1, r1, r0, lsl #16
     26c:	e1811400 	orr	r1, r1, r0, lsl #8
     270:	e1810000 	orr	r0, r1, r0
     274:	e58d0014 	str	r0, [sp, #20]
     278:	e58d300c 	str	r3, [sp, #12]
     27c:	e58dc008 	str	ip, [sp, #8]
     280:	e58de004 	str	lr, [sp, #4]
     284:	eaffffff 	b	288 <memset+0x5c>
     288:	e51b000c 	ldr	r0, [fp, #-12]
     28c:	e3a01000 	mov	r1, #0
     290:	e3500000 	cmp	r0, #0
     294:	e58d1000 	str	r1, [sp]
     298:	0a000006 	beq	2b8 <memset+0x8c>
     29c:	eaffffff 	b	2a0 <memset+0x74>
     2a0:	e55b0010 	ldrb	r0, [fp, #-16]
     2a4:	e2000003 	and	r0, r0, #3
     2a8:	e3500000 	cmp	r0, #0
     2ac:	13a00001 	movne	r0, #1
     2b0:	e58d0000 	str	r0, [sp]
     2b4:	eaffffff 	b	2b8 <memset+0x8c>
     2b8:	e59d0000 	ldr	r0, [sp]
     2bc:	e3100001 	tst	r0, #1
     2c0:	0a00000b 	beq	2f4 <memset+0xc8>
     2c4:	eaffffff 	b	2c8 <memset+0x9c>
     2c8:	e55b0011 	ldrb	r0, [fp, #-17]	; 0xffffffef
     2cc:	e51b1010 	ldr	r1, [fp, #-16]
     2d0:	e5c10000 	strb	r0, [r1]
     2d4:	eaffffff 	b	2d8 <memset+0xac>
     2d8:	e51b000c 	ldr	r0, [fp, #-12]
     2dc:	e2400001 	sub	r0, r0, #1
     2e0:	e50b000c 	str	r0, [fp, #-12]
     2e4:	e51b0010 	ldr	r0, [fp, #-16]
     2e8:	e2800001 	add	r0, r0, #1
     2ec:	e50b0010 	str	r0, [fp, #-16]
     2f0:	eaffffe4 	b	288 <memset+0x5c>
     2f4:	e51b0010 	ldr	r0, [fp, #-16]
     2f8:	e58d0010 	str	r0, [sp, #16]
     2fc:	eaffffff 	b	300 <memset+0xd4>
     300:	e51b000c 	ldr	r0, [fp, #-12]
     304:	e3500004 	cmp	r0, #4
     308:	3a00000b 	bcc	33c <memset+0x110>
     30c:	eaffffff 	b	310 <memset+0xe4>
     310:	e59d0014 	ldr	r0, [sp, #20]
     314:	e59d1010 	ldr	r1, [sp, #16]
     318:	e5810000 	str	r0, [r1]
     31c:	eaffffff 	b	320 <memset+0xf4>
     320:	e51b000c 	ldr	r0, [fp, #-12]
     324:	e2400004 	sub	r0, r0, #4
     328:	e50b000c 	str	r0, [fp, #-12]
     32c:	e59d0010 	ldr	r0, [sp, #16]
     330:	e2800004 	add	r0, r0, #4
     334:	e58d0010 	str	r0, [sp, #16]
     338:	eafffff0 	b	300 <memset+0xd4>
     33c:	e59d0010 	ldr	r0, [sp, #16]
     340:	e50b0010 	str	r0, [fp, #-16]
     344:	eaffffff 	b	348 <memset+0x11c>
     348:	e51b000c 	ldr	r0, [fp, #-12]
     34c:	e3500000 	cmp	r0, #0
     350:	0a00000b 	beq	384 <memset+0x158>
     354:	eaffffff 	b	358 <memset+0x12c>
     358:	e55b0011 	ldrb	r0, [fp, #-17]	; 0xffffffef
     35c:	e51b1010 	ldr	r1, [fp, #-16]
     360:	e5c10000 	strb	r0, [r1]
     364:	eaffffff 	b	368 <memset+0x13c>
     368:	e51b000c 	ldr	r0, [fp, #-12]
     36c:	e2400001 	sub	r0, r0, #1
     370:	e50b000c 	str	r0, [fp, #-12]
     374:	e51b0010 	ldr	r0, [fp, #-16]
     378:	e2800001 	add	r0, r0, #1
     37c:	e50b0010 	str	r0, [fp, #-16]
     380:	eafffff0 	b	348 <memset+0x11c>
     384:	e51b0004 	ldr	r0, [fp, #-4]
     388:	e1a0d00b 	mov	sp, fp
     38c:	e8bd8800 	pop	{fp, pc}

00000390 <strchr>:
     390:	e24dd014 	sub	sp, sp, #20
     394:	e1a02001 	mov	r2, r1
     398:	e1a03000 	mov	r3, r0
     39c:	e58d000c 	str	r0, [sp, #12]
     3a0:	e5cd100b 	strb	r1, [sp, #11]
     3a4:	e58d2004 	str	r2, [sp, #4]
     3a8:	e58d3000 	str	r3, [sp]
     3ac:	eaffffff 	b	3b0 <strchr+0x20>
     3b0:	e59d000c 	ldr	r0, [sp, #12]
     3b4:	e5d00000 	ldrb	r0, [r0]
     3b8:	e3500000 	cmp	r0, #0
     3bc:	0a00000e 	beq	3fc <strchr+0x6c>
     3c0:	eaffffff 	b	3c4 <strchr+0x34>
     3c4:	e59d000c 	ldr	r0, [sp, #12]
     3c8:	e5d00000 	ldrb	r0, [r0]
     3cc:	e5dd100b 	ldrb	r1, [sp, #11]
     3d0:	e1500001 	cmp	r0, r1
     3d4:	1a000003 	bne	3e8 <strchr+0x58>
     3d8:	eaffffff 	b	3dc <strchr+0x4c>
     3dc:	e59d000c 	ldr	r0, [sp, #12]
     3e0:	e58d0010 	str	r0, [sp, #16]
     3e4:	ea000007 	b	408 <strchr+0x78>
     3e8:	eaffffff 	b	3ec <strchr+0x5c>
     3ec:	e59d000c 	ldr	r0, [sp, #12]
     3f0:	e2800001 	add	r0, r0, #1
     3f4:	e58d000c 	str	r0, [sp, #12]
     3f8:	eaffffec 	b	3b0 <strchr+0x20>
     3fc:	e3a00000 	mov	r0, #0
     400:	e58d0010 	str	r0, [sp, #16]
     404:	eaffffff 	b	408 <strchr+0x78>
     408:	e59d0010 	ldr	r0, [sp, #16]
     40c:	e28dd014 	add	sp, sp, #20
     410:	e12fff1e 	bx	lr

00000414 <gets>:
     414:	e92d4800 	push	{fp, lr}
     418:	e1a0b00d 	mov	fp, sp
     41c:	e24dd020 	sub	sp, sp, #32
     420:	e1a02001 	mov	r2, r1
     424:	e1a03000 	mov	r3, r0
     428:	e50b0004 	str	r0, [fp, #-4]
     42c:	e50b1008 	str	r1, [fp, #-8]
     430:	e3a00000 	mov	r0, #0
     434:	e50b000c 	str	r0, [fp, #-12]
     438:	e58d2008 	str	r2, [sp, #8]
     43c:	e58d3004 	str	r3, [sp, #4]
     440:	eaffffff 	b	444 <gets+0x30>
     444:	e51b000c 	ldr	r0, [fp, #-12]
     448:	e2800001 	add	r0, r0, #1
     44c:	e51b1008 	ldr	r1, [fp, #-8]
     450:	e1500001 	cmp	r0, r1
     454:	aa00001a 	bge	4c4 <gets+0xb0>
     458:	eaffffff 	b	45c <gets+0x48>
     45c:	e3a00000 	mov	r0, #0
     460:	e28d100f 	add	r1, sp, #15
     464:	e3a02001 	mov	r2, #1
     468:	eb0000ab 	bl	71c <read>
     46c:	e58d0010 	str	r0, [sp, #16]
     470:	e59d0010 	ldr	r0, [sp, #16]
     474:	e3500000 	cmp	r0, #0
     478:	ca000001 	bgt	484 <gets+0x70>
     47c:	eaffffff 	b	480 <gets+0x6c>
     480:	ea00000f 	b	4c4 <gets+0xb0>
     484:	e5dd000f 	ldrb	r0, [sp, #15]
     488:	e51b1004 	ldr	r1, [fp, #-4]
     48c:	e51b200c 	ldr	r2, [fp, #-12]
     490:	e2823001 	add	r3, r2, #1
     494:	e50b300c 	str	r3, [fp, #-12]
     498:	e7c10002 	strb	r0, [r1, r2]
     49c:	e5dd000f 	ldrb	r0, [sp, #15]
     4a0:	e350000a 	cmp	r0, #10
     4a4:	0a000004 	beq	4bc <gets+0xa8>
     4a8:	eaffffff 	b	4ac <gets+0x98>
     4ac:	e5dd000f 	ldrb	r0, [sp, #15]
     4b0:	e350000d 	cmp	r0, #13
     4b4:	1a000001 	bne	4c0 <gets+0xac>
     4b8:	eaffffff 	b	4bc <gets+0xa8>
     4bc:	ea000000 	b	4c4 <gets+0xb0>
     4c0:	eaffffdf 	b	444 <gets+0x30>
     4c4:	e51b0004 	ldr	r0, [fp, #-4]
     4c8:	e51b100c 	ldr	r1, [fp, #-12]
     4cc:	e3a02000 	mov	r2, #0
     4d0:	e7c02001 	strb	r2, [r0, r1]
     4d4:	e51b0004 	ldr	r0, [fp, #-4]
     4d8:	e1a0d00b 	mov	sp, fp
     4dc:	e8bd8800 	pop	{fp, pc}

000004e0 <stat>:
     4e0:	e92d4800 	push	{fp, lr}
     4e4:	e1a0b00d 	mov	fp, sp
     4e8:	e24dd020 	sub	sp, sp, #32
     4ec:	e1a02001 	mov	r2, r1
     4f0:	e1a03000 	mov	r3, r0
     4f4:	e50b0008 	str	r0, [fp, #-8]
     4f8:	e50b100c 	str	r1, [fp, #-12]
     4fc:	e51b0008 	ldr	r0, [fp, #-8]
     500:	e3a01000 	mov	r1, #0
     504:	e58d2008 	str	r2, [sp, #8]
     508:	e58d3004 	str	r3, [sp, #4]
     50c:	eb0000af 	bl	7d0 <open>
     510:	e58d0010 	str	r0, [sp, #16]
     514:	e59d0010 	ldr	r0, [sp, #16]
     518:	e3500000 	cmp	r0, #0
     51c:	aa000003 	bge	530 <stat+0x50>
     520:	eaffffff 	b	524 <stat+0x44>
     524:	e3e00000 	mvn	r0, #0
     528:	e50b0004 	str	r0, [fp, #-4]
     52c:	ea000009 	b	558 <stat+0x78>
     530:	e59d0010 	ldr	r0, [sp, #16]
     534:	e51b100c 	ldr	r1, [fp, #-12]
     538:	eb0000bf 	bl	83c <fstat>
     53c:	e58d000c 	str	r0, [sp, #12]
     540:	e59d0010 	ldr	r0, [sp, #16]
     544:	eb000086 	bl	764 <close>
     548:	e59d100c 	ldr	r1, [sp, #12]
     54c:	e50b1004 	str	r1, [fp, #-4]
     550:	e58d0000 	str	r0, [sp]
     554:	eaffffff 	b	558 <stat+0x78>
     558:	e51b0004 	ldr	r0, [fp, #-4]
     55c:	e1a0d00b 	mov	sp, fp
     560:	e8bd8800 	pop	{fp, pc}

00000564 <atoi>:
     564:	e24dd010 	sub	sp, sp, #16
     568:	e1a01000 	mov	r1, r0
     56c:	e58d000c 	str	r0, [sp, #12]
     570:	e3a00000 	mov	r0, #0
     574:	e58d0008 	str	r0, [sp, #8]
     578:	e58d1004 	str	r1, [sp, #4]
     57c:	eaffffff 	b	580 <atoi+0x1c>
     580:	e59d000c 	ldr	r0, [sp, #12]
     584:	e5d00000 	ldrb	r0, [r0]
     588:	e3a01000 	mov	r1, #0
     58c:	e3500030 	cmp	r0, #48	; 0x30
     590:	e58d1000 	str	r1, [sp]
     594:	ba000007 	blt	5b8 <atoi+0x54>
     598:	eaffffff 	b	59c <atoi+0x38>
     59c:	e59d000c 	ldr	r0, [sp, #12]
     5a0:	e5d00000 	ldrb	r0, [r0]
     5a4:	e3a01000 	mov	r1, #0
     5a8:	e350003a 	cmp	r0, #58	; 0x3a
     5ac:	b3a01001 	movlt	r1, #1
     5b0:	e58d1000 	str	r1, [sp]
     5b4:	eaffffff 	b	5b8 <atoi+0x54>
     5b8:	e59d0000 	ldr	r0, [sp]
     5bc:	e3100001 	tst	r0, #1
     5c0:	0a00000a 	beq	5f0 <atoi+0x8c>
     5c4:	eaffffff 	b	5c8 <atoi+0x64>
     5c8:	e59d0008 	ldr	r0, [sp, #8]
     5cc:	e0800100 	add	r0, r0, r0, lsl #2
     5d0:	e59d100c 	ldr	r1, [sp, #12]
     5d4:	e2812001 	add	r2, r1, #1
     5d8:	e58d200c 	str	r2, [sp, #12]
     5dc:	e5d11000 	ldrb	r1, [r1]
     5e0:	e0810080 	add	r0, r1, r0, lsl #1
     5e4:	e2400030 	sub	r0, r0, #48	; 0x30
     5e8:	e58d0008 	str	r0, [sp, #8]
     5ec:	eaffffe3 	b	580 <atoi+0x1c>
     5f0:	e59d0008 	ldr	r0, [sp, #8]
     5f4:	e28dd010 	add	sp, sp, #16
     5f8:	e12fff1e 	bx	lr

000005fc <memmove>:
     5fc:	e92d4800 	push	{fp, lr}
     600:	e1a0b00d 	mov	fp, sp
     604:	e24dd020 	sub	sp, sp, #32
     608:	e1a03002 	mov	r3, r2
     60c:	e1a0c001 	mov	ip, r1
     610:	e1a0e000 	mov	lr, r0
     614:	e50b0004 	str	r0, [fp, #-4]
     618:	e50b1008 	str	r1, [fp, #-8]
     61c:	e50b200c 	str	r2, [fp, #-12]
     620:	e51b0004 	ldr	r0, [fp, #-4]
     624:	e58d0010 	str	r0, [sp, #16]
     628:	e51b0008 	ldr	r0, [fp, #-8]
     62c:	e58d000c 	str	r0, [sp, #12]
     630:	e58d3008 	str	r3, [sp, #8]
     634:	e58dc004 	str	ip, [sp, #4]
     638:	e58de000 	str	lr, [sp]
     63c:	eaffffff 	b	640 <memmove+0x44>
     640:	e51b000c 	ldr	r0, [fp, #-12]
     644:	e2401001 	sub	r1, r0, #1
     648:	e50b100c 	str	r1, [fp, #-12]
     64c:	e3500001 	cmp	r0, #1
     650:	ba000009 	blt	67c <memmove+0x80>
     654:	eaffffff 	b	658 <memmove+0x5c>
     658:	e59d000c 	ldr	r0, [sp, #12]
     65c:	e2801001 	add	r1, r0, #1
     660:	e58d100c 	str	r1, [sp, #12]
     664:	e5d00000 	ldrb	r0, [r0]
     668:	e59d1010 	ldr	r1, [sp, #16]
     66c:	e2812001 	add	r2, r1, #1
     670:	e58d2010 	str	r2, [sp, #16]
     674:	e5c10000 	strb	r0, [r1]
     678:	eafffff0 	b	640 <memmove+0x44>
     67c:	e51b0004 	ldr	r0, [fp, #-4]
     680:	e1a0d00b 	mov	sp, fp
     684:	e8bd8800 	pop	{fp, pc}

00000688 <raise>:
    return vdst;
}

void
raise()
{}
     688:	e12fff1e 	bx	lr

0000068c <fork>:
     68c:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     690:	e1a04003 	mov	r4, r3
     694:	e1a03002 	mov	r3, r2
     698:	e1a02001 	mov	r2, r1
     69c:	e1a01000 	mov	r1, r0
     6a0:	e3a00001 	mov	r0, #1
     6a4:	ef000000 	svc	0x00000000
     6a8:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     6ac:	e12fff1e 	bx	lr

000006b0 <exit>:
     6b0:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     6b4:	e1a04003 	mov	r4, r3
     6b8:	e1a03002 	mov	r3, r2
     6bc:	e1a02001 	mov	r2, r1
     6c0:	e1a01000 	mov	r1, r0
     6c4:	e3a00002 	mov	r0, #2
     6c8:	ef000000 	svc	0x00000000
     6cc:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     6d0:	e12fff1e 	bx	lr

000006d4 <wait>:
     6d4:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     6d8:	e1a04003 	mov	r4, r3
     6dc:	e1a03002 	mov	r3, r2
     6e0:	e1a02001 	mov	r2, r1
     6e4:	e1a01000 	mov	r1, r0
     6e8:	e3a00003 	mov	r0, #3
     6ec:	ef000000 	svc	0x00000000
     6f0:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     6f4:	e12fff1e 	bx	lr

000006f8 <pipe>:
     6f8:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     6fc:	e1a04003 	mov	r4, r3
     700:	e1a03002 	mov	r3, r2
     704:	e1a02001 	mov	r2, r1
     708:	e1a01000 	mov	r1, r0
     70c:	e3a00004 	mov	r0, #4
     710:	ef000000 	svc	0x00000000
     714:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     718:	e12fff1e 	bx	lr

0000071c <read>:
     71c:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     720:	e1a04003 	mov	r4, r3
     724:	e1a03002 	mov	r3, r2
     728:	e1a02001 	mov	r2, r1
     72c:	e1a01000 	mov	r1, r0
     730:	e3a00005 	mov	r0, #5
     734:	ef000000 	svc	0x00000000
     738:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     73c:	e12fff1e 	bx	lr

00000740 <write>:
     740:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     744:	e1a04003 	mov	r4, r3
     748:	e1a03002 	mov	r3, r2
     74c:	e1a02001 	mov	r2, r1
     750:	e1a01000 	mov	r1, r0
     754:	e3a00010 	mov	r0, #16
     758:	ef000000 	svc	0x00000000
     75c:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     760:	e12fff1e 	bx	lr

00000764 <close>:
     764:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     768:	e1a04003 	mov	r4, r3
     76c:	e1a03002 	mov	r3, r2
     770:	e1a02001 	mov	r2, r1
     774:	e1a01000 	mov	r1, r0
     778:	e3a00015 	mov	r0, #21
     77c:	ef000000 	svc	0x00000000
     780:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     784:	e12fff1e 	bx	lr

00000788 <kill>:
     788:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     78c:	e1a04003 	mov	r4, r3
     790:	e1a03002 	mov	r3, r2
     794:	e1a02001 	mov	r2, r1
     798:	e1a01000 	mov	r1, r0
     79c:	e3a00006 	mov	r0, #6
     7a0:	ef000000 	svc	0x00000000
     7a4:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     7a8:	e12fff1e 	bx	lr

000007ac <exec>:
     7ac:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     7b0:	e1a04003 	mov	r4, r3
     7b4:	e1a03002 	mov	r3, r2
     7b8:	e1a02001 	mov	r2, r1
     7bc:	e1a01000 	mov	r1, r0
     7c0:	e3a00007 	mov	r0, #7
     7c4:	ef000000 	svc	0x00000000
     7c8:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     7cc:	e12fff1e 	bx	lr

000007d0 <open>:
     7d0:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     7d4:	e1a04003 	mov	r4, r3
     7d8:	e1a03002 	mov	r3, r2
     7dc:	e1a02001 	mov	r2, r1
     7e0:	e1a01000 	mov	r1, r0
     7e4:	e3a0000f 	mov	r0, #15
     7e8:	ef000000 	svc	0x00000000
     7ec:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     7f0:	e12fff1e 	bx	lr

000007f4 <mknod>:
     7f4:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     7f8:	e1a04003 	mov	r4, r3
     7fc:	e1a03002 	mov	r3, r2
     800:	e1a02001 	mov	r2, r1
     804:	e1a01000 	mov	r1, r0
     808:	e3a00011 	mov	r0, #17
     80c:	ef000000 	svc	0x00000000
     810:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     814:	e12fff1e 	bx	lr

00000818 <unlink>:
     818:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     81c:	e1a04003 	mov	r4, r3
     820:	e1a03002 	mov	r3, r2
     824:	e1a02001 	mov	r2, r1
     828:	e1a01000 	mov	r1, r0
     82c:	e3a00012 	mov	r0, #18
     830:	ef000000 	svc	0x00000000
     834:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     838:	e12fff1e 	bx	lr

0000083c <fstat>:
     83c:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     840:	e1a04003 	mov	r4, r3
     844:	e1a03002 	mov	r3, r2
     848:	e1a02001 	mov	r2, r1
     84c:	e1a01000 	mov	r1, r0
     850:	e3a00008 	mov	r0, #8
     854:	ef000000 	svc	0x00000000
     858:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     85c:	e12fff1e 	bx	lr

00000860 <link>:
     860:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     864:	e1a04003 	mov	r4, r3
     868:	e1a03002 	mov	r3, r2
     86c:	e1a02001 	mov	r2, r1
     870:	e1a01000 	mov	r1, r0
     874:	e3a00013 	mov	r0, #19
     878:	ef000000 	svc	0x00000000
     87c:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     880:	e12fff1e 	bx	lr

00000884 <mkdir>:
     884:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     888:	e1a04003 	mov	r4, r3
     88c:	e1a03002 	mov	r3, r2
     890:	e1a02001 	mov	r2, r1
     894:	e1a01000 	mov	r1, r0
     898:	e3a00014 	mov	r0, #20
     89c:	ef000000 	svc	0x00000000
     8a0:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     8a4:	e12fff1e 	bx	lr

000008a8 <chdir>:
     8a8:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     8ac:	e1a04003 	mov	r4, r3
     8b0:	e1a03002 	mov	r3, r2
     8b4:	e1a02001 	mov	r2, r1
     8b8:	e1a01000 	mov	r1, r0
     8bc:	e3a00009 	mov	r0, #9
     8c0:	ef000000 	svc	0x00000000
     8c4:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     8c8:	e12fff1e 	bx	lr

000008cc <dup>:
     8cc:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     8d0:	e1a04003 	mov	r4, r3
     8d4:	e1a03002 	mov	r3, r2
     8d8:	e1a02001 	mov	r2, r1
     8dc:	e1a01000 	mov	r1, r0
     8e0:	e3a0000a 	mov	r0, #10
     8e4:	ef000000 	svc	0x00000000
     8e8:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     8ec:	e12fff1e 	bx	lr

000008f0 <getpid>:
     8f0:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     8f4:	e1a04003 	mov	r4, r3
     8f8:	e1a03002 	mov	r3, r2
     8fc:	e1a02001 	mov	r2, r1
     900:	e1a01000 	mov	r1, r0
     904:	e3a0000b 	mov	r0, #11
     908:	ef000000 	svc	0x00000000
     90c:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     910:	e12fff1e 	bx	lr

00000914 <sbrk>:
     914:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     918:	e1a04003 	mov	r4, r3
     91c:	e1a03002 	mov	r3, r2
     920:	e1a02001 	mov	r2, r1
     924:	e1a01000 	mov	r1, r0
     928:	e3a0000c 	mov	r0, #12
     92c:	ef000000 	svc	0x00000000
     930:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     934:	e12fff1e 	bx	lr

00000938 <sleep>:
     938:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     93c:	e1a04003 	mov	r4, r3
     940:	e1a03002 	mov	r3, r2
     944:	e1a02001 	mov	r2, r1
     948:	e1a01000 	mov	r1, r0
     94c:	e3a0000d 	mov	r0, #13
     950:	ef000000 	svc	0x00000000
     954:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     958:	e12fff1e 	bx	lr

0000095c <uptime>:
     95c:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     960:	e1a04003 	mov	r4, r3
     964:	e1a03002 	mov	r3, r2
     968:	e1a02001 	mov	r2, r1
     96c:	e1a01000 	mov	r1, r0
     970:	e3a0000e 	mov	r0, #14
     974:	ef000000 	svc	0x00000000
     978:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     97c:	e12fff1e 	bx	lr

00000980 <printf>:
}

// Print to the given fd. Only understands %d, %x, %p, %s.
void
printf(int fd, char *fmt, ...)
{
     980:	e92d4800 	push	{fp, lr}
     984:	e1a0b00d 	mov	fp, sp
     988:	e24dd028 	sub	sp, sp, #40	; 0x28
     98c:	e1a02001 	mov	r2, r1
     990:	e1a03000 	mov	r3, r0
     994:	e50b0004 	str	r0, [fp, #-4]
     998:	e50b1008 	str	r1, [fp, #-8]
     99c:	e3a00000 	mov	r0, #0
     9a0:	e58d0010 	str	r0, [sp, #16]
     9a4:	e24b1008 	sub	r1, fp, #8
     9a8:	e2811004 	add	r1, r1, #4
     9ac:	e58d100c 	str	r1, [sp, #12]
     9b0:	e58d0014 	str	r0, [sp, #20]
     9b4:	e58d2008 	str	r2, [sp, #8]
     9b8:	e58d3004 	str	r3, [sp, #4]
     9bc:	eaffffff 	b	9c0 <printf+0x40>
     9c0:	e51b0008 	ldr	r0, [fp, #-8]
     9c4:	e59d1014 	ldr	r1, [sp, #20]
     9c8:	e7d00001 	ldrb	r0, [r0, r1]
     9cc:	e3500000 	cmp	r0, #0
     9d0:	0a00007e 	beq	bd0 <printf+0x250>
     9d4:	eaffffff 	b	9d8 <printf+0x58>
     9d8:	e51b0008 	ldr	r0, [fp, #-8]
     9dc:	e59d1014 	ldr	r1, [sp, #20]
     9e0:	e7d00001 	ldrb	r0, [r0, r1]
     9e4:	e50b0010 	str	r0, [fp, #-16]
     9e8:	e59d0010 	ldr	r0, [sp, #16]
     9ec:	e3500000 	cmp	r0, #0
     9f0:	1a00000c 	bne	a28 <printf+0xa8>
     9f4:	eaffffff 	b	9f8 <printf+0x78>
     9f8:	e51b0010 	ldr	r0, [fp, #-16]
     9fc:	e3500025 	cmp	r0, #37	; 0x25
     a00:	1a000003 	bne	a14 <printf+0x94>
     a04:	eaffffff 	b	a08 <printf+0x88>
     a08:	e3a00025 	mov	r0, #37	; 0x25
     a0c:	e58d0010 	str	r0, [sp, #16]
     a10:	ea000003 	b	a24 <printf+0xa4>
     a14:	e51b0004 	ldr	r0, [fp, #-4]
     a18:	e55b1010 	ldrb	r1, [fp, #-16]
     a1c:	eb00006e 	bl	bdc <putc>
     a20:	eaffffff 	b	a24 <printf+0xa4>
     a24:	ea000064 	b	bbc <printf+0x23c>
     a28:	e59d0010 	ldr	r0, [sp, #16]
     a2c:	e3500025 	cmp	r0, #37	; 0x25
     a30:	1a000060 	bne	bb8 <printf+0x238>
     a34:	eaffffff 	b	a38 <printf+0xb8>
     a38:	e51b0010 	ldr	r0, [fp, #-16]
     a3c:	e3500064 	cmp	r0, #100	; 0x64
     a40:	1a00000a 	bne	a70 <printf+0xf0>
     a44:	eaffffff 	b	a48 <printf+0xc8>
     a48:	e51b0004 	ldr	r0, [fp, #-4]
     a4c:	e59d100c 	ldr	r1, [sp, #12]
     a50:	e5911000 	ldr	r1, [r1]
     a54:	e3a0200a 	mov	r2, #10
     a58:	e3a03001 	mov	r3, #1
     a5c:	eb00006f 	bl	c20 <printint>
     a60:	e59d000c 	ldr	r0, [sp, #12]
     a64:	e2800004 	add	r0, r0, #4
     a68:	e58d000c 	str	r0, [sp, #12]
     a6c:	ea00004e 	b	bac <printf+0x22c>
     a70:	e51b0010 	ldr	r0, [fp, #-16]
     a74:	e3500078 	cmp	r0, #120	; 0x78
     a78:	0a000004 	beq	a90 <printf+0x110>
     a7c:	eaffffff 	b	a80 <printf+0x100>
     a80:	e51b0010 	ldr	r0, [fp, #-16]
     a84:	e3500070 	cmp	r0, #112	; 0x70
     a88:	1a00000a 	bne	ab8 <printf+0x138>
     a8c:	eaffffff 	b	a90 <printf+0x110>
     a90:	e51b0004 	ldr	r0, [fp, #-4]
     a94:	e59d100c 	ldr	r1, [sp, #12]
     a98:	e5911000 	ldr	r1, [r1]
     a9c:	e3a02010 	mov	r2, #16
     aa0:	e3a03000 	mov	r3, #0
     aa4:	eb00005d 	bl	c20 <printint>
     aa8:	e59d000c 	ldr	r0, [sp, #12]
     aac:	e2800004 	add	r0, r0, #4
     ab0:	e58d000c 	str	r0, [sp, #12]
     ab4:	ea00003b 	b	ba8 <printf+0x228>
     ab8:	e51b0010 	ldr	r0, [fp, #-16]
     abc:	e3500073 	cmp	r0, #115	; 0x73
     ac0:	1a00001a 	bne	b30 <printf+0x1b0>
     ac4:	eaffffff 	b	ac8 <printf+0x148>
     ac8:	e59d000c 	ldr	r0, [sp, #12]
     acc:	e4901004 	ldr	r1, [r0], #4
     ad0:	e50b100c 	str	r1, [fp, #-12]
     ad4:	e58d000c 	str	r0, [sp, #12]
     ad8:	e51b000c 	ldr	r0, [fp, #-12]
     adc:	e3500000 	cmp	r0, #0
     ae0:	1a000003 	bne	af4 <printf+0x174>
     ae4:	eaffffff 	b	ae8 <printf+0x168>
     ae8:	e59f00e8 	ldr	r0, [pc, #232]	; bd8 <printf+0x258>
     aec:	e50b000c 	str	r0, [fp, #-12]
     af0:	eaffffff 	b	af4 <printf+0x174>
     af4:	eaffffff 	b	af8 <printf+0x178>
     af8:	e51b000c 	ldr	r0, [fp, #-12]
     afc:	e5d00000 	ldrb	r0, [r0]
     b00:	e3500000 	cmp	r0, #0
     b04:	0a000008 	beq	b2c <printf+0x1ac>
     b08:	eaffffff 	b	b0c <printf+0x18c>
     b0c:	e51b0004 	ldr	r0, [fp, #-4]
     b10:	e51b100c 	ldr	r1, [fp, #-12]
     b14:	e5d11000 	ldrb	r1, [r1]
     b18:	eb00002f 	bl	bdc <putc>
     b1c:	e51b000c 	ldr	r0, [fp, #-12]
     b20:	e2800001 	add	r0, r0, #1
     b24:	e50b000c 	str	r0, [fp, #-12]
     b28:	eafffff2 	b	af8 <printf+0x178>
     b2c:	ea00001c 	b	ba4 <printf+0x224>
     b30:	e51b0010 	ldr	r0, [fp, #-16]
     b34:	e3500063 	cmp	r0, #99	; 0x63
     b38:	1a000008 	bne	b60 <printf+0x1e0>
     b3c:	eaffffff 	b	b40 <printf+0x1c0>
     b40:	e51b0004 	ldr	r0, [fp, #-4]
     b44:	e59d100c 	ldr	r1, [sp, #12]
     b48:	e5d11000 	ldrb	r1, [r1]
     b4c:	eb000022 	bl	bdc <putc>
     b50:	e59d000c 	ldr	r0, [sp, #12]
     b54:	e2800004 	add	r0, r0, #4
     b58:	e58d000c 	str	r0, [sp, #12]
     b5c:	ea00000f 	b	ba0 <printf+0x220>
     b60:	e51b0010 	ldr	r0, [fp, #-16]
     b64:	e3500025 	cmp	r0, #37	; 0x25
     b68:	1a000004 	bne	b80 <printf+0x200>
     b6c:	eaffffff 	b	b70 <printf+0x1f0>
     b70:	e51b0004 	ldr	r0, [fp, #-4]
     b74:	e55b1010 	ldrb	r1, [fp, #-16]
     b78:	eb000017 	bl	bdc <putc>
     b7c:	ea000006 	b	b9c <printf+0x21c>
     b80:	e51b0004 	ldr	r0, [fp, #-4]
     b84:	e3a01025 	mov	r1, #37	; 0x25
     b88:	eb000013 	bl	bdc <putc>
     b8c:	e51b0004 	ldr	r0, [fp, #-4]
     b90:	e55b1010 	ldrb	r1, [fp, #-16]
     b94:	eb000010 	bl	bdc <putc>
     b98:	eaffffff 	b	b9c <printf+0x21c>
     b9c:	eaffffff 	b	ba0 <printf+0x220>
     ba0:	eaffffff 	b	ba4 <printf+0x224>
     ba4:	eaffffff 	b	ba8 <printf+0x228>
     ba8:	eaffffff 	b	bac <printf+0x22c>
     bac:	e3a00000 	mov	r0, #0
     bb0:	e58d0010 	str	r0, [sp, #16]
     bb4:	eaffffff 	b	bb8 <printf+0x238>
     bb8:	eaffffff 	b	bbc <printf+0x23c>
     bbc:	eaffffff 	b	bc0 <printf+0x240>
     bc0:	e59d0014 	ldr	r0, [sp, #20]
     bc4:	e2800001 	add	r0, r0, #1
     bc8:	e58d0014 	str	r0, [sp, #20]
     bcc:	eaffff7b 	b	9c0 <printf+0x40>
     bd0:	e1a0d00b 	mov	sp, fp
     bd4:	e8bd8800 	pop	{fp, pc}
     bd8:	0000127b 	.word	0x0000127b

00000bdc <putc>:
{
     bdc:	e92d4800 	push	{fp, lr}
     be0:	e1a0b00d 	mov	fp, sp
     be4:	e24dd018 	sub	sp, sp, #24
     be8:	e1a02001 	mov	r2, r1
     bec:	e1a03000 	mov	r3, r0
     bf0:	e50b0004 	str	r0, [fp, #-4]
     bf4:	e54b1005 	strb	r1, [fp, #-5]
    write(fd, &c, 1);
     bf8:	e51b0004 	ldr	r0, [fp, #-4]
     bfc:	e24b1005 	sub	r1, fp, #5
     c00:	e3a0c001 	mov	ip, #1
     c04:	e58d200c 	str	r2, [sp, #12]
     c08:	e1a0200c 	mov	r2, ip
     c0c:	e58d3008 	str	r3, [sp, #8]
     c10:	ebfffeca 	bl	740 <write>
}
     c14:	e58d0004 	str	r0, [sp, #4]
     c18:	e1a0d00b 	mov	sp, fp
     c1c:	e8bd8800 	pop	{fp, pc}

00000c20 <printint>:
{
     c20:	e92d4830 	push	{r4, r5, fp, lr}
     c24:	e28db008 	add	fp, sp, #8
     c28:	e24dd040 	sub	sp, sp, #64	; 0x40
     c2c:	e1a0c003 	mov	ip, r3
     c30:	e1a0e002 	mov	lr, r2
     c34:	e1a04001 	mov	r4, r1
     c38:	e1a05000 	mov	r5, r0
     c3c:	e50b000c 	str	r0, [fp, #-12]
     c40:	e50b1010 	str	r1, [fp, #-16]
     c44:	e50b2014 	str	r2, [fp, #-20]	; 0xffffffec
     c48:	e50b3018 	str	r3, [fp, #-24]	; 0xffffffe8
     c4c:	e3a00000 	mov	r0, #0
     c50:	e58d0018 	str	r0, [sp, #24]
     c54:	e51b0018 	ldr	r0, [fp, #-24]	; 0xffffffe8
     c58:	e3500000 	cmp	r0, #0
     c5c:	e58dc010 	str	ip, [sp, #16]
     c60:	e58de00c 	str	lr, [sp, #12]
     c64:	e58d4008 	str	r4, [sp, #8]
     c68:	e58d5004 	str	r5, [sp, #4]
     c6c:	0a00000a 	beq	c9c <printint+0x7c>
     c70:	eaffffff 	b	c74 <printint+0x54>
     c74:	e51b0010 	ldr	r0, [fp, #-16]
     c78:	e3500000 	cmp	r0, #0
     c7c:	aa000006 	bge	c9c <printint+0x7c>
     c80:	eaffffff 	b	c84 <printint+0x64>
     c84:	e3a00001 	mov	r0, #1
     c88:	e58d0018 	str	r0, [sp, #24]
     c8c:	e51b0010 	ldr	r0, [fp, #-16]
     c90:	e2600000 	rsb	r0, r0, #0
     c94:	e58d0014 	str	r0, [sp, #20]
     c98:	ea000002 	b	ca8 <printint+0x88>
     c9c:	e51b0010 	ldr	r0, [fp, #-16]
     ca0:	e58d0014 	str	r0, [sp, #20]
     ca4:	eaffffff 	b	ca8 <printint+0x88>
     ca8:	e3a00000 	mov	r0, #0
     cac:	e58d001c 	str	r0, [sp, #28]
     cb0:	eaffffff 	b	cb4 <printint+0x94>
     cb4:	e59d0014 	ldr	r0, [sp, #20]
     cb8:	e51b1014 	ldr	r1, [fp, #-20]	; 0xffffffec
     cbc:	eb000158 	bl	1224 <__aeabi_uidivmod>
     cc0:	e59fe0a0 	ldr	lr, [pc, #160]	; d68 <printint+0x148>
     cc4:	e7de1001 	ldrb	r1, [lr, r1]
     cc8:	e59de01c 	ldr	lr, [sp, #28]
     ccc:	e28e2001 	add	r2, lr, #1
     cd0:	e58d201c 	str	r2, [sp, #28]
     cd4:	e28d2020 	add	r2, sp, #32
     cd8:	e7c2100e 	strb	r1, [r2, lr]
     cdc:	e58d0000 	str	r0, [sp]
     ce0:	eaffffff 	b	ce4 <printint+0xc4>
     ce4:	e51b1014 	ldr	r1, [fp, #-20]	; 0xffffffec
     ce8:	e59d0014 	ldr	r0, [sp, #20]
     cec:	eb00010f 	bl	1130 <__aeabi_uidiv>
     cf0:	e58d0014 	str	r0, [sp, #20]
     cf4:	e3500000 	cmp	r0, #0
     cf8:	1affffed 	bne	cb4 <printint+0x94>
     cfc:	eaffffff 	b	d00 <printint+0xe0>
     d00:	e59d0018 	ldr	r0, [sp, #24]
     d04:	e3500000 	cmp	r0, #0
     d08:	0a000007 	beq	d2c <printint+0x10c>
     d0c:	eaffffff 	b	d10 <printint+0xf0>
     d10:	e59d001c 	ldr	r0, [sp, #28]
     d14:	e2801001 	add	r1, r0, #1
     d18:	e58d101c 	str	r1, [sp, #28]
     d1c:	e28d1020 	add	r1, sp, #32
     d20:	e3a0202d 	mov	r2, #45	; 0x2d
     d24:	e7c12000 	strb	r2, [r1, r0]
     d28:	eaffffff 	b	d2c <printint+0x10c>
     d2c:	eaffffff 	b	d30 <printint+0x110>
     d30:	e59d001c 	ldr	r0, [sp, #28]
     d34:	e2400001 	sub	r0, r0, #1
     d38:	e58d001c 	str	r0, [sp, #28]
     d3c:	e3500000 	cmp	r0, #0
     d40:	ba000006 	blt	d60 <printint+0x140>
     d44:	eaffffff 	b	d48 <printint+0x128>
     d48:	e51b000c 	ldr	r0, [fp, #-12]
     d4c:	e59d101c 	ldr	r1, [sp, #28]
     d50:	e28d2020 	add	r2, sp, #32
     d54:	e7d21001 	ldrb	r1, [r2, r1]
     d58:	ebffff9f 	bl	bdc <putc>
     d5c:	eafffff3 	b	d30 <printint+0x110>
     d60:	e24bd008 	sub	sp, fp, #8
     d64:	e8bd8830 	pop	{r4, r5, fp, pc}
     d68:	0000128c 	.word	0x0000128c

00000d6c <free>:
static Header base;
static Header *freep;

void
free(void *ap)
{
     d6c:	e24dd014 	sub	sp, sp, #20
     d70:	e1a01000 	mov	r1, r0
     d74:	e58d0010 	str	r0, [sp, #16]
     d78:	e59d0010 	ldr	r0, [sp, #16]
     d7c:	e2400008 	sub	r0, r0, #8
     d80:	e58d000c 	str	r0, [sp, #12]
     d84:	e59f0188 	ldr	r0, [pc, #392]	; f14 <free+0x1a8>
     d88:	e5900000 	ldr	r0, [r0]
     d8c:	e58d0008 	str	r0, [sp, #8]
     d90:	e58d1004 	str	r1, [sp, #4]
     d94:	eaffffff 	b	d98 <free+0x2c>
     d98:	e59d000c 	ldr	r0, [sp, #12]
     d9c:	e59d1008 	ldr	r1, [sp, #8]
     da0:	e3a02000 	mov	r2, #0
     da4:	e1500001 	cmp	r0, r1
     da8:	e58d2000 	str	r2, [sp]
     dac:	9a000008 	bls	dd4 <free+0x68>
     db0:	eaffffff 	b	db4 <free+0x48>
     db4:	e59d000c 	ldr	r0, [sp, #12]
     db8:	e59d1008 	ldr	r1, [sp, #8]
     dbc:	e5911000 	ldr	r1, [r1]
     dc0:	e3a02000 	mov	r2, #0
     dc4:	e1500001 	cmp	r0, r1
     dc8:	33a02001 	movcc	r2, #1
     dcc:	e58d2000 	str	r2, [sp]
     dd0:	eaffffff 	b	dd4 <free+0x68>
     dd4:	e59d0000 	ldr	r0, [sp]
     dd8:	e1e00000 	mvn	r0, r0
     ddc:	e3100001 	tst	r0, #1
     de0:	0a000016 	beq	e40 <free+0xd4>
     de4:	eaffffff 	b	de8 <free+0x7c>
     de8:	e59d0008 	ldr	r0, [sp, #8]
     dec:	e5901000 	ldr	r1, [r0]
     df0:	e1500001 	cmp	r0, r1
     df4:	3a00000c 	bcc	e2c <free+0xc0>
     df8:	eaffffff 	b	dfc <free+0x90>
     dfc:	e59d000c 	ldr	r0, [sp, #12]
     e00:	e59d1008 	ldr	r1, [sp, #8]
     e04:	e1500001 	cmp	r0, r1
     e08:	8a000006 	bhi	e28 <free+0xbc>
     e0c:	eaffffff 	b	e10 <free+0xa4>
     e10:	e59d000c 	ldr	r0, [sp, #12]
     e14:	e59d1008 	ldr	r1, [sp, #8]
     e18:	e5911000 	ldr	r1, [r1]
     e1c:	e1500001 	cmp	r0, r1
     e20:	2a000001 	bcs	e2c <free+0xc0>
     e24:	eaffffff 	b	e28 <free+0xbc>
     e28:	ea000004 	b	e40 <free+0xd4>
     e2c:	eaffffff 	b	e30 <free+0xc4>
     e30:	e59d0008 	ldr	r0, [sp, #8]
     e34:	e5900000 	ldr	r0, [r0]
     e38:	e58d0008 	str	r0, [sp, #8]
     e3c:	eaffffd5 	b	d98 <free+0x2c>
     e40:	e59d000c 	ldr	r0, [sp, #12]
     e44:	e5901004 	ldr	r1, [r0, #4]
     e48:	e0800181 	add	r0, r0, r1, lsl #3
     e4c:	e59d1008 	ldr	r1, [sp, #8]
     e50:	e5911000 	ldr	r1, [r1]
     e54:	e1500001 	cmp	r0, r1
     e58:	1a00000d 	bne	e94 <free+0x128>
     e5c:	eaffffff 	b	e60 <free+0xf4>
     e60:	e59d0008 	ldr	r0, [sp, #8]
     e64:	e5900000 	ldr	r0, [r0]
     e68:	e5900004 	ldr	r0, [r0, #4]
     e6c:	e59d100c 	ldr	r1, [sp, #12]
     e70:	e5912004 	ldr	r2, [r1, #4]
     e74:	e0820000 	add	r0, r2, r0
     e78:	e5810004 	str	r0, [r1, #4]
     e7c:	e59d0008 	ldr	r0, [sp, #8]
     e80:	e5900000 	ldr	r0, [r0]
     e84:	e5900000 	ldr	r0, [r0]
     e88:	e59d100c 	ldr	r1, [sp, #12]
     e8c:	e5810000 	str	r0, [r1]
     e90:	ea000004 	b	ea8 <free+0x13c>
     e94:	e59d0008 	ldr	r0, [sp, #8]
     e98:	e5900000 	ldr	r0, [r0]
     e9c:	e59d100c 	ldr	r1, [sp, #12]
     ea0:	e5810000 	str	r0, [r1]
     ea4:	eaffffff 	b	ea8 <free+0x13c>
     ea8:	e59d0008 	ldr	r0, [sp, #8]
     eac:	e5901004 	ldr	r1, [r0, #4]
     eb0:	e0800181 	add	r0, r0, r1, lsl #3
     eb4:	e59d100c 	ldr	r1, [sp, #12]
     eb8:	e1500001 	cmp	r0, r1
     ebc:	1a00000b 	bne	ef0 <free+0x184>
     ec0:	eaffffff 	b	ec4 <free+0x158>
     ec4:	e59d000c 	ldr	r0, [sp, #12]
     ec8:	e5900004 	ldr	r0, [r0, #4]
     ecc:	e59d1008 	ldr	r1, [sp, #8]
     ed0:	e5912004 	ldr	r2, [r1, #4]
     ed4:	e0820000 	add	r0, r2, r0
     ed8:	e5810004 	str	r0, [r1, #4]
     edc:	e59d000c 	ldr	r0, [sp, #12]
     ee0:	e5900000 	ldr	r0, [r0]
     ee4:	e59d1008 	ldr	r1, [sp, #8]
     ee8:	e5810000 	str	r0, [r1]
     eec:	ea000003 	b	f00 <free+0x194>
     ef0:	e59d000c 	ldr	r0, [sp, #12]
     ef4:	e59d1008 	ldr	r1, [sp, #8]
     ef8:	e5810000 	str	r0, [r1]
     efc:	eaffffff 	b	f00 <free+0x194>
     f00:	e59d0008 	ldr	r0, [sp, #8]
     f04:	e59f1008 	ldr	r1, [pc, #8]	; f14 <free+0x1a8>
     f08:	e5810000 	str	r0, [r1]
     f0c:	e28dd014 	add	sp, sp, #20
     f10:	e12fff1e 	bx	lr
     f14:	000012a0 	.word	0x000012a0

00000f18 <malloc>:
     f18:	e92d4800 	push	{fp, lr}
     f1c:	e1a0b00d 	mov	fp, sp
     f20:	e24dd018 	sub	sp, sp, #24
     f24:	e1a01000 	mov	r1, r0
     f28:	e50b0008 	str	r0, [fp, #-8]
     f2c:	e51b0008 	ldr	r0, [fp, #-8]
     f30:	e2800007 	add	r0, r0, #7
     f34:	e3a02001 	mov	r2, #1
     f38:	e08201a0 	add	r0, r2, r0, lsr #3
     f3c:	e58d0004 	str	r0, [sp, #4]
     f40:	e59f013c 	ldr	r0, [pc, #316]	; 1084 <malloc+0x16c>
     f44:	e5900000 	ldr	r0, [r0]
     f48:	e58d0008 	str	r0, [sp, #8]
     f4c:	e3500000 	cmp	r0, #0
     f50:	e58d1000 	str	r1, [sp]
     f54:	1a000008 	bne	f7c <malloc+0x64>
     f58:	eaffffff 	b	f5c <malloc+0x44>
     f5c:	e59f0124 	ldr	r0, [pc, #292]	; 1088 <malloc+0x170>
     f60:	e58d0008 	str	r0, [sp, #8]
     f64:	e59f1118 	ldr	r1, [pc, #280]	; 1084 <malloc+0x16c>
     f68:	e5810000 	str	r0, [r1]
     f6c:	e5800000 	str	r0, [r0]
     f70:	e3a01000 	mov	r1, #0
     f74:	e5801004 	str	r1, [r0, #4]
     f78:	eaffffff 	b	f7c <malloc+0x64>
     f7c:	e59d0008 	ldr	r0, [sp, #8]
     f80:	e5900000 	ldr	r0, [r0]
     f84:	e58d000c 	str	r0, [sp, #12]
     f88:	eaffffff 	b	f8c <malloc+0x74>
     f8c:	e59d000c 	ldr	r0, [sp, #12]
     f90:	e5900004 	ldr	r0, [r0, #4]
     f94:	e59d1004 	ldr	r1, [sp, #4]
     f98:	e1500001 	cmp	r0, r1
     f9c:	3a00001f 	bcc	1020 <malloc+0x108>
     fa0:	eaffffff 	b	fa4 <malloc+0x8c>
     fa4:	e59d000c 	ldr	r0, [sp, #12]
     fa8:	e5900004 	ldr	r0, [r0, #4]
     fac:	e59d1004 	ldr	r1, [sp, #4]
     fb0:	e1500001 	cmp	r0, r1
     fb4:	1a000005 	bne	fd0 <malloc+0xb8>
     fb8:	eaffffff 	b	fbc <malloc+0xa4>
     fbc:	e59d000c 	ldr	r0, [sp, #12]
     fc0:	e5900000 	ldr	r0, [r0]
     fc4:	e59d1008 	ldr	r1, [sp, #8]
     fc8:	e5810000 	str	r0, [r1]
     fcc:	ea00000c 	b	1004 <malloc+0xec>
     fd0:	e59d0004 	ldr	r0, [sp, #4]
     fd4:	e59d100c 	ldr	r1, [sp, #12]
     fd8:	e5912004 	ldr	r2, [r1, #4]
     fdc:	e0420000 	sub	r0, r2, r0
     fe0:	e5810004 	str	r0, [r1, #4]
     fe4:	e59d000c 	ldr	r0, [sp, #12]
     fe8:	e5901004 	ldr	r1, [r0, #4]
     fec:	e0800181 	add	r0, r0, r1, lsl #3
     ff0:	e58d000c 	str	r0, [sp, #12]
     ff4:	e59d0004 	ldr	r0, [sp, #4]
     ff8:	e59d100c 	ldr	r1, [sp, #12]
     ffc:	e5810004 	str	r0, [r1, #4]
    1000:	eaffffff 	b	1004 <malloc+0xec>
    1004:	e59d0008 	ldr	r0, [sp, #8]
    1008:	e59f1074 	ldr	r1, [pc, #116]	; 1084 <malloc+0x16c>
    100c:	e5810000 	str	r0, [r1]
    1010:	e59d000c 	ldr	r0, [sp, #12]
    1014:	e2800008 	add	r0, r0, #8
    1018:	e50b0004 	str	r0, [fp, #-4]
    101c:	ea000015 	b	1078 <malloc+0x160>
    1020:	e59d000c 	ldr	r0, [sp, #12]
    1024:	e59f1058 	ldr	r1, [pc, #88]	; 1084 <malloc+0x16c>
    1028:	e5911000 	ldr	r1, [r1]
    102c:	e1500001 	cmp	r0, r1
    1030:	1a00000a 	bne	1060 <malloc+0x148>
    1034:	eaffffff 	b	1038 <malloc+0x120>
    1038:	e59d0004 	ldr	r0, [sp, #4]
    103c:	eb000012 	bl	108c <morecore>
    1040:	e58d000c 	str	r0, [sp, #12]
    1044:	e3500000 	cmp	r0, #0
    1048:	1a000003 	bne	105c <malloc+0x144>
    104c:	eaffffff 	b	1050 <malloc+0x138>
    1050:	e3a00000 	mov	r0, #0
    1054:	e50b0004 	str	r0, [fp, #-4]
    1058:	ea000006 	b	1078 <malloc+0x160>
    105c:	eaffffff 	b	1060 <malloc+0x148>
    1060:	eaffffff 	b	1064 <malloc+0x14c>
    1064:	e59d000c 	ldr	r0, [sp, #12]
    1068:	e58d0008 	str	r0, [sp, #8]
    106c:	e5900000 	ldr	r0, [r0]
    1070:	e58d000c 	str	r0, [sp, #12]
    1074:	eaffffc4 	b	f8c <malloc+0x74>
    1078:	e51b0004 	ldr	r0, [fp, #-4]
    107c:	e1a0d00b 	mov	sp, fp
    1080:	e8bd8800 	pop	{fp, pc}
    1084:	000012a0 	.word	0x000012a0
    1088:	000012a4 	.word	0x000012a4

0000108c <morecore>:
    freep = p;
}

static Header*
morecore(uint nu)
{
    108c:	e92d4800 	push	{fp, lr}
    1090:	e1a0b00d 	mov	fp, sp
    1094:	e24dd018 	sub	sp, sp, #24
    1098:	e1a01000 	mov	r1, r0
    109c:	e50b0008 	str	r0, [fp, #-8]
    char *p;
    Header *hp;
    
    if(nu < 4096)
    10a0:	e51b0008 	ldr	r0, [fp, #-8]
    10a4:	e3a02000 	mov	r2, #0
    10a8:	e1520620 	cmp	r2, r0, lsr #12
    10ac:	e58d1004 	str	r1, [sp, #4]
    10b0:	1a000003 	bne	10c4 <morecore+0x38>
    10b4:	eaffffff 	b	10b8 <morecore+0x2c>
        nu = 4096;
    10b8:	e3a00a01 	mov	r0, #4096	; 0x1000
    10bc:	e50b0008 	str	r0, [fp, #-8]
    10c0:	eaffffff 	b	10c4 <morecore+0x38>
    p = sbrk(nu * sizeof(Header));
    10c4:	e51b0008 	ldr	r0, [fp, #-8]
    10c8:	e1a00180 	lsl	r0, r0, #3
    10cc:	ebfffe10 	bl	914 <sbrk>
    10d0:	e58d000c 	str	r0, [sp, #12]
    if(p == (char*)-1)
    10d4:	e59d000c 	ldr	r0, [sp, #12]
    10d8:	e3700001 	cmn	r0, #1
    10dc:	1a000003 	bne	10f0 <morecore+0x64>
    10e0:	eaffffff 	b	10e4 <morecore+0x58>
        return 0;
    10e4:	e3a00000 	mov	r0, #0
    10e8:	e50b0004 	str	r0, [fp, #-4]
    10ec:	ea00000b 	b	1120 <morecore+0x94>
    hp = (Header*)p;
    10f0:	e59d000c 	ldr	r0, [sp, #12]
    10f4:	e58d0008 	str	r0, [sp, #8]
    hp->s.size = nu;
    10f8:	e51b0008 	ldr	r0, [fp, #-8]
    10fc:	e59d1008 	ldr	r1, [sp, #8]
    1100:	e5810004 	str	r0, [r1, #4]
    free((void*)(hp + 1));
    1104:	e59d0008 	ldr	r0, [sp, #8]
    1108:	e2800008 	add	r0, r0, #8
    110c:	ebffff16 	bl	d6c <free>
    return freep;
    1110:	e59f0014 	ldr	r0, [pc, #20]	; 112c <morecore+0xa0>
    1114:	e5900000 	ldr	r0, [r0]
    1118:	e50b0004 	str	r0, [fp, #-4]
    111c:	eaffffff 	b	1120 <morecore+0x94>
}
    1120:	e51b0004 	ldr	r0, [fp, #-4]
    1124:	e1a0d00b 	mov	sp, fp
    1128:	e8bd8800 	pop	{fp, pc}
    112c:	000012a0 	.word	0x000012a0

00001130 <__aeabi_uidiv>:
    1130:	e2512001 	subs	r2, r1, #1
    1134:	012fff1e 	bxeq	lr
    1138:	3a000036 	bcc	1218 <__aeabi_uidiv+0xe8>
    113c:	e1500001 	cmp	r0, r1
    1140:	9a000022 	bls	11d0 <__aeabi_uidiv+0xa0>
    1144:	e1110002 	tst	r1, r2
    1148:	0a000023 	beq	11dc <__aeabi_uidiv+0xac>
    114c:	e311020e 	tst	r1, #-536870912	; 0xe0000000
    1150:	01a01181 	lsleq	r1, r1, #3
    1154:	03a03008 	moveq	r3, #8
    1158:	13a03001 	movne	r3, #1
    115c:	e3510201 	cmp	r1, #268435456	; 0x10000000
    1160:	31510000 	cmpcc	r1, r0
    1164:	31a01201 	lslcc	r1, r1, #4
    1168:	31a03203 	lslcc	r3, r3, #4
    116c:	3afffffa 	bcc	115c <__aeabi_uidiv+0x2c>
    1170:	e3510102 	cmp	r1, #-2147483648	; 0x80000000
    1174:	31510000 	cmpcc	r1, r0
    1178:	31a01081 	lslcc	r1, r1, #1
    117c:	31a03083 	lslcc	r3, r3, #1
    1180:	3afffffa 	bcc	1170 <__aeabi_uidiv+0x40>
    1184:	e3a02000 	mov	r2, #0
    1188:	e1500001 	cmp	r0, r1
    118c:	20400001 	subcs	r0, r0, r1
    1190:	21822003 	orrcs	r2, r2, r3
    1194:	e15000a1 	cmp	r0, r1, lsr #1
    1198:	204000a1 	subcs	r0, r0, r1, lsr #1
    119c:	218220a3 	orrcs	r2, r2, r3, lsr #1
    11a0:	e1500121 	cmp	r0, r1, lsr #2
    11a4:	20400121 	subcs	r0, r0, r1, lsr #2
    11a8:	21822123 	orrcs	r2, r2, r3, lsr #2
    11ac:	e15001a1 	cmp	r0, r1, lsr #3
    11b0:	204001a1 	subcs	r0, r0, r1, lsr #3
    11b4:	218221a3 	orrcs	r2, r2, r3, lsr #3
    11b8:	e3500000 	cmp	r0, #0
    11bc:	11b03223 	lsrsne	r3, r3, #4
    11c0:	11a01221 	lsrne	r1, r1, #4
    11c4:	1affffef 	bne	1188 <__aeabi_uidiv+0x58>
    11c8:	e1a00002 	mov	r0, r2
    11cc:	e12fff1e 	bx	lr
    11d0:	03a00001 	moveq	r0, #1
    11d4:	13a00000 	movne	r0, #0
    11d8:	e12fff1e 	bx	lr
    11dc:	e3510801 	cmp	r1, #65536	; 0x10000
    11e0:	21a01821 	lsrcs	r1, r1, #16
    11e4:	23a02010 	movcs	r2, #16
    11e8:	33a02000 	movcc	r2, #0
    11ec:	e3510c01 	cmp	r1, #256	; 0x100
    11f0:	21a01421 	lsrcs	r1, r1, #8
    11f4:	22822008 	addcs	r2, r2, #8
    11f8:	e3510010 	cmp	r1, #16
    11fc:	21a01221 	lsrcs	r1, r1, #4
    1200:	22822004 	addcs	r2, r2, #4
    1204:	e3510004 	cmp	r1, #4
    1208:	82822003 	addhi	r2, r2, #3
    120c:	908220a1 	addls	r2, r2, r1, lsr #1
    1210:	e1a00230 	lsr	r0, r0, r2
    1214:	e12fff1e 	bx	lr
    1218:	e3500000 	cmp	r0, #0
    121c:	13e00000 	mvnne	r0, #0
    1220:	ea000007 	b	1244 <__aeabi_idiv0>

00001224 <__aeabi_uidivmod>:
    1224:	e3510000 	cmp	r1, #0
    1228:	0afffffa 	beq	1218 <__aeabi_uidiv+0xe8>
    122c:	e92d4003 	push	{r0, r1, lr}
    1230:	ebffffbe 	bl	1130 <__aeabi_uidiv>
    1234:	e8bd4006 	pop	{r1, r2, lr}
    1238:	e0030092 	mul	r3, r2, r0
    123c:	e0411003 	sub	r1, r1, r3
    1240:	e12fff1e 	bx	lr

00001244 <__aeabi_idiv0>:
    1244:	e12fff1e 	bx	lr