_cat:     file format elf32-littlearm


Disassembly of section .text:

00000000 <cat>:

char buf[512];

void
cat(int fd)
{
       0:	e92d4800 	push	{fp, lr}
       4:	e1a0b00d 	mov	fp, sp
       8:	e24dd018 	sub	sp, sp, #24
       c:	e1a01000 	mov	r1, r0
      10:	e50b0004 	str	r0, [fp, #-4]
      14:	e58d100c 	str	r1, [sp, #12]
      18:	eaffffff 	b	1c <cat+0x1c>
      1c:	e51b0004 	ldr	r0, [fp, #-4]
      20:	e59f1058 	ldr	r1, [pc, #88]	; 80 <cat+0x80>
      24:	e3a02c02 	mov	r2, #512	; 0x200
      28:	eb0001e3 	bl	7bc <read>
      2c:	e50b0008 	str	r0, [fp, #-8]
      30:	e3500001 	cmp	r0, #1
      34:	ba000006 	blt	54 <cat+0x54>
      38:	eaffffff 	b	3c <cat+0x3c>
      3c:	e51b2008 	ldr	r2, [fp, #-8]
      40:	e59f1038 	ldr	r1, [pc, #56]	; 80 <cat+0x80>
      44:	e3a00001 	mov	r0, #1
      48:	eb0001e4 	bl	7e0 <write>
      4c:	e58d0008 	str	r0, [sp, #8]
      50:	eafffff1 	b	1c <cat+0x1c>
      54:	e51b0008 	ldr	r0, [fp, #-8]
      58:	e3500000 	cmp	r0, #0
      5c:	aa000005 	bge	78 <cat+0x78>
      60:	eaffffff 	b	64 <cat+0x64>
      64:	e59f1018 	ldr	r1, [pc, #24]	; 84 <cat+0x84>
      68:	e3a00001 	mov	r0, #1
      6c:	eb00026b 	bl	a20 <printf>
      70:	eb0001b6 	bl	750 <exit>
      74:	e58d0004 	str	r0, [sp, #4]
      78:	e1a0d00b 	mov	sp, fp
      7c:	e8bd8800 	pop	{fp, pc}
      80:	00001340 	.word	0x00001340
      84:	000012e8 	.word	0x000012e8

00000088 <main>:
    }
}

int
main(int argc, char *argv[])
{
      88:	e92d4800 	push	{fp, lr}
      8c:	e1a0b00d 	mov	fp, sp
      90:	e24dd030 	sub	sp, sp, #48	; 0x30
      94:	e1a02001 	mov	r2, r1
      98:	e1a03000 	mov	r3, r0
      9c:	e3a0c000 	mov	ip, #0
      a0:	e50bc004 	str	ip, [fp, #-4]
      a4:	e50b0008 	str	r0, [fp, #-8]
      a8:	e50b100c 	str	r1, [fp, #-12]
    int fd, i;
    
    if(argc <= 1){
      ac:	e51b0008 	ldr	r0, [fp, #-8]
      b0:	e3500001 	cmp	r0, #1
      b4:	e58d2018 	str	r2, [sp, #24]
      b8:	e58d3014 	str	r3, [sp, #20]
      bc:	ca000004 	bgt	d4 <main+0x4c>
      c0:	eaffffff 	b	c4 <main+0x3c>
        cat(0);
      c4:	e3a00000 	mov	r0, #0
      c8:	ebffffcc 	bl	0 <cat>
        exit();
      cc:	eb00019f 	bl	750 <exit>
      d0:	e58d0010 	str	r0, [sp, #16]
    }
    
    for(i = 1; i < argc; i++){
      d4:	e3a00001 	mov	r0, #1
      d8:	e50b0014 	str	r0, [fp, #-20]	; 0xffffffec
      dc:	eaffffff 	b	e0 <main+0x58>
      e0:	e51b0014 	ldr	r0, [fp, #-20]	; 0xffffffec
      e4:	e51b1008 	ldr	r1, [fp, #-8]
      e8:	e1500001 	cmp	r0, r1
      ec:	aa00001b 	bge	160 <main+0xd8>
      f0:	eaffffff 	b	f4 <main+0x6c>
        if((fd = open(argv[i], 0)) < 0){
      f4:	e51b000c 	ldr	r0, [fp, #-12]
      f8:	e51b1014 	ldr	r1, [fp, #-20]	; 0xffffffec
      fc:	e7900101 	ldr	r0, [r0, r1, lsl #2]
     100:	e3a01000 	mov	r1, #0
     104:	eb0001d9 	bl	870 <open>
     108:	e50b0010 	str	r0, [fp, #-16]
     10c:	e3500000 	cmp	r0, #0
     110:	aa000008 	bge	138 <main+0xb0>
     114:	eaffffff 	b	118 <main+0x90>
            printf(1, "cat: cannot open %s\n", argv[i]);
     118:	e51b000c 	ldr	r0, [fp, #-12]
     11c:	e51b1014 	ldr	r1, [fp, #-20]	; 0xffffffec
     120:	e7902101 	ldr	r2, [r0, r1, lsl #2]
     124:	e59f103c 	ldr	r1, [pc, #60]	; 168 <main+0xe0>
     128:	e3a00001 	mov	r0, #1
     12c:	eb00023b 	bl	a20 <printf>
            exit();
     130:	eb000186 	bl	750 <exit>
     134:	e58d000c 	str	r0, [sp, #12]
        }
        cat(fd);
     138:	e51b0010 	ldr	r0, [fp, #-16]
     13c:	ebffffaf 	bl	0 <cat>
        close(fd);
     140:	e51b0010 	ldr	r0, [fp, #-16]
     144:	eb0001ae 	bl	804 <close>
    }
     148:	e58d0008 	str	r0, [sp, #8]
     14c:	eaffffff 	b	150 <main+0xc8>
    for(i = 1; i < argc; i++){
     150:	e51b0014 	ldr	r0, [fp, #-20]	; 0xffffffec
     154:	e2800001 	add	r0, r0, #1
     158:	e50b0014 	str	r0, [fp, #-20]	; 0xffffffec
     15c:	eaffffdf 	b	e0 <main+0x58>
    exit();
     160:	eb00017a 	bl	750 <exit>
     164:	e58d0004 	str	r0, [sp, #4]
     168:	000012f9 	.word	0x000012f9

0000016c <strcpy>:
#include "fcntl.h"
#include "user.h"

char*
strcpy(char *s, char *t)
{
     16c:	e24dd014 	sub	sp, sp, #20
     170:	e1a02001 	mov	r2, r1
     174:	e1a03000 	mov	r3, r0
     178:	e58d0010 	str	r0, [sp, #16]
     17c:	e58d100c 	str	r1, [sp, #12]
     180:	e59d0010 	ldr	r0, [sp, #16]
     184:	e58d0008 	str	r0, [sp, #8]
     188:	e58d2004 	str	r2, [sp, #4]
     18c:	e58d3000 	str	r3, [sp]
     190:	eaffffff 	b	194 <strcpy+0x28>
     194:	e59d000c 	ldr	r0, [sp, #12]
     198:	e2801001 	add	r1, r0, #1
     19c:	e58d100c 	str	r1, [sp, #12]
     1a0:	e5d00000 	ldrb	r0, [r0]
     1a4:	e59d1010 	ldr	r1, [sp, #16]
     1a8:	e2812001 	add	r2, r1, #1
     1ac:	e58d2010 	str	r2, [sp, #16]
     1b0:	e5c10000 	strb	r0, [r1]
     1b4:	e3500000 	cmp	r0, #0
     1b8:	0a000001 	beq	1c4 <strcpy+0x58>
     1bc:	eaffffff 	b	1c0 <strcpy+0x54>
     1c0:	eafffff3 	b	194 <strcpy+0x28>
     1c4:	e59d0008 	ldr	r0, [sp, #8]
     1c8:	e28dd014 	add	sp, sp, #20
     1cc:	e12fff1e 	bx	lr

000001d0 <strcmp>:
     1d0:	e24dd014 	sub	sp, sp, #20
     1d4:	e1a02001 	mov	r2, r1
     1d8:	e1a03000 	mov	r3, r0
     1dc:	e58d0010 	str	r0, [sp, #16]
     1e0:	e58d100c 	str	r1, [sp, #12]
     1e4:	e58d2008 	str	r2, [sp, #8]
     1e8:	e58d3004 	str	r3, [sp, #4]
     1ec:	eaffffff 	b	1f0 <strcmp+0x20>
     1f0:	e59d0010 	ldr	r0, [sp, #16]
     1f4:	e5d00000 	ldrb	r0, [r0]
     1f8:	e3a01000 	mov	r1, #0
     1fc:	e3500000 	cmp	r0, #0
     200:	e58d1000 	str	r1, [sp]
     204:	0a000009 	beq	230 <strcmp+0x60>
     208:	eaffffff 	b	20c <strcmp+0x3c>
     20c:	e59d0010 	ldr	r0, [sp, #16]
     210:	e5d00000 	ldrb	r0, [r0]
     214:	e59d100c 	ldr	r1, [sp, #12]
     218:	e5d11000 	ldrb	r1, [r1]
     21c:	e3a02000 	mov	r2, #0
     220:	e1500001 	cmp	r0, r1
     224:	03a02001 	moveq	r2, #1
     228:	e58d2000 	str	r2, [sp]
     22c:	eaffffff 	b	230 <strcmp+0x60>
     230:	e59d0000 	ldr	r0, [sp]
     234:	e3100001 	tst	r0, #1
     238:	0a000007 	beq	25c <strcmp+0x8c>
     23c:	eaffffff 	b	240 <strcmp+0x70>
     240:	e59d0010 	ldr	r0, [sp, #16]
     244:	e2800001 	add	r0, r0, #1
     248:	e58d0010 	str	r0, [sp, #16]
     24c:	e59d000c 	ldr	r0, [sp, #12]
     250:	e2800001 	add	r0, r0, #1
     254:	e58d000c 	str	r0, [sp, #12]
     258:	eaffffe4 	b	1f0 <strcmp+0x20>
     25c:	e59d0010 	ldr	r0, [sp, #16]
     260:	e5d00000 	ldrb	r0, [r0]
     264:	e59d100c 	ldr	r1, [sp, #12]
     268:	e5d11000 	ldrb	r1, [r1]
     26c:	e0400001 	sub	r0, r0, r1
     270:	e28dd014 	add	sp, sp, #20
     274:	e12fff1e 	bx	lr

00000278 <strlen>:
     278:	e24dd00c 	sub	sp, sp, #12
     27c:	e1a01000 	mov	r1, r0
     280:	e58d0008 	str	r0, [sp, #8]
     284:	e3a00000 	mov	r0, #0
     288:	e58d0004 	str	r0, [sp, #4]
     28c:	e58d1000 	str	r1, [sp]
     290:	eaffffff 	b	294 <strlen+0x1c>
     294:	e59d0008 	ldr	r0, [sp, #8]
     298:	e59d1004 	ldr	r1, [sp, #4]
     29c:	e7d00001 	ldrb	r0, [r0, r1]
     2a0:	e3500000 	cmp	r0, #0
     2a4:	0a000005 	beq	2c0 <strlen+0x48>
     2a8:	eaffffff 	b	2ac <strlen+0x34>
     2ac:	eaffffff 	b	2b0 <strlen+0x38>
     2b0:	e59d0004 	ldr	r0, [sp, #4]
     2b4:	e2800001 	add	r0, r0, #1
     2b8:	e58d0004 	str	r0, [sp, #4]
     2bc:	eafffff4 	b	294 <strlen+0x1c>
     2c0:	e59d0004 	ldr	r0, [sp, #4]
     2c4:	e28dd00c 	add	sp, sp, #12
     2c8:	e12fff1e 	bx	lr

000002cc <memset>:
     2cc:	e92d4800 	push	{fp, lr}
     2d0:	e1a0b00d 	mov	fp, sp
     2d4:	e24dd02c 	sub	sp, sp, #44	; 0x2c
     2d8:	e1a03002 	mov	r3, r2
     2dc:	e1a0c001 	mov	ip, r1
     2e0:	e1a0e000 	mov	lr, r0
     2e4:	e50b0004 	str	r0, [fp, #-4]
     2e8:	e50b1008 	str	r1, [fp, #-8]
     2ec:	e50b200c 	str	r2, [fp, #-12]
     2f0:	e51b0004 	ldr	r0, [fp, #-4]
     2f4:	e50b0010 	str	r0, [fp, #-16]
     2f8:	e51b0008 	ldr	r0, [fp, #-8]
     2fc:	e54b0011 	strb	r0, [fp, #-17]	; 0xffffffef
     300:	e55b0011 	ldrb	r0, [fp, #-17]	; 0xffffffef
     304:	e1a01c00 	lsl	r1, r0, #24
     308:	e1811800 	orr	r1, r1, r0, lsl #16
     30c:	e1811400 	orr	r1, r1, r0, lsl #8
     310:	e1810000 	orr	r0, r1, r0
     314:	e58d0014 	str	r0, [sp, #20]
     318:	e58d300c 	str	r3, [sp, #12]
     31c:	e58dc008 	str	ip, [sp, #8]
     320:	e58de004 	str	lr, [sp, #4]
     324:	eaffffff 	b	328 <memset+0x5c>
     328:	e51b000c 	ldr	r0, [fp, #-12]
     32c:	e3a01000 	mov	r1, #0
     330:	e3500000 	cmp	r0, #0
     334:	e58d1000 	str	r1, [sp]
     338:	0a000006 	beq	358 <memset+0x8c>
     33c:	eaffffff 	b	340 <memset+0x74>
     340:	e55b0010 	ldrb	r0, [fp, #-16]
     344:	e2000003 	and	r0, r0, #3
     348:	e3500000 	cmp	r0, #0
     34c:	13a00001 	movne	r0, #1
     350:	e58d0000 	str	r0, [sp]
     354:	eaffffff 	b	358 <memset+0x8c>
     358:	e59d0000 	ldr	r0, [sp]
     35c:	e3100001 	tst	r0, #1
     360:	0a00000b 	beq	394 <memset+0xc8>
     364:	eaffffff 	b	368 <memset+0x9c>
     368:	e55b0011 	ldrb	r0, [fp, #-17]	; 0xffffffef
     36c:	e51b1010 	ldr	r1, [fp, #-16]
     370:	e5c10000 	strb	r0, [r1]
     374:	eaffffff 	b	378 <memset+0xac>
     378:	e51b000c 	ldr	r0, [fp, #-12]
     37c:	e2400001 	sub	r0, r0, #1
     380:	e50b000c 	str	r0, [fp, #-12]
     384:	e51b0010 	ldr	r0, [fp, #-16]
     388:	e2800001 	add	r0, r0, #1
     38c:	e50b0010 	str	r0, [fp, #-16]
     390:	eaffffe4 	b	328 <memset+0x5c>
     394:	e51b0010 	ldr	r0, [fp, #-16]
     398:	e58d0010 	str	r0, [sp, #16]
     39c:	eaffffff 	b	3a0 <memset+0xd4>
     3a0:	e51b000c 	ldr	r0, [fp, #-12]
     3a4:	e3500004 	cmp	r0, #4
     3a8:	3a00000b 	bcc	3dc <memset+0x110>
     3ac:	eaffffff 	b	3b0 <memset+0xe4>
     3b0:	e59d0014 	ldr	r0, [sp, #20]
     3b4:	e59d1010 	ldr	r1, [sp, #16]
     3b8:	e5810000 	str	r0, [r1]
     3bc:	eaffffff 	b	3c0 <memset+0xf4>
     3c0:	e51b000c 	ldr	r0, [fp, #-12]
     3c4:	e2400004 	sub	r0, r0, #4
     3c8:	e50b000c 	str	r0, [fp, #-12]
     3cc:	e59d0010 	ldr	r0, [sp, #16]
     3d0:	e2800004 	add	r0, r0, #4
     3d4:	e58d0010 	str	r0, [sp, #16]
     3d8:	eafffff0 	b	3a0 <memset+0xd4>
     3dc:	e59d0010 	ldr	r0, [sp, #16]
     3e0:	e50b0010 	str	r0, [fp, #-16]
     3e4:	eaffffff 	b	3e8 <memset+0x11c>
     3e8:	e51b000c 	ldr	r0, [fp, #-12]
     3ec:	e3500000 	cmp	r0, #0
     3f0:	0a00000b 	beq	424 <memset+0x158>
     3f4:	eaffffff 	b	3f8 <memset+0x12c>
     3f8:	e55b0011 	ldrb	r0, [fp, #-17]	; 0xffffffef
     3fc:	e51b1010 	ldr	r1, [fp, #-16]
     400:	e5c10000 	strb	r0, [r1]
     404:	eaffffff 	b	408 <memset+0x13c>
     408:	e51b000c 	ldr	r0, [fp, #-12]
     40c:	e2400001 	sub	r0, r0, #1
     410:	e50b000c 	str	r0, [fp, #-12]
     414:	e51b0010 	ldr	r0, [fp, #-16]
     418:	e2800001 	add	r0, r0, #1
     41c:	e50b0010 	str	r0, [fp, #-16]
     420:	eafffff0 	b	3e8 <memset+0x11c>
     424:	e51b0004 	ldr	r0, [fp, #-4]
     428:	e1a0d00b 	mov	sp, fp
     42c:	e8bd8800 	pop	{fp, pc}

00000430 <strchr>:
     430:	e24dd014 	sub	sp, sp, #20
     434:	e1a02001 	mov	r2, r1
     438:	e1a03000 	mov	r3, r0
     43c:	e58d000c 	str	r0, [sp, #12]
     440:	e5cd100b 	strb	r1, [sp, #11]
     444:	e58d2004 	str	r2, [sp, #4]
     448:	e58d3000 	str	r3, [sp]
     44c:	eaffffff 	b	450 <strchr+0x20>
     450:	e59d000c 	ldr	r0, [sp, #12]
     454:	e5d00000 	ldrb	r0, [r0]
     458:	e3500000 	cmp	r0, #0
     45c:	0a00000e 	beq	49c <strchr+0x6c>
     460:	eaffffff 	b	464 <strchr+0x34>
     464:	e59d000c 	ldr	r0, [sp, #12]
     468:	e5d00000 	ldrb	r0, [r0]
     46c:	e5dd100b 	ldrb	r1, [sp, #11]
     470:	e1500001 	cmp	r0, r1
     474:	1a000003 	bne	488 <strchr+0x58>
     478:	eaffffff 	b	47c <strchr+0x4c>
     47c:	e59d000c 	ldr	r0, [sp, #12]
     480:	e58d0010 	str	r0, [sp, #16]
     484:	ea000007 	b	4a8 <strchr+0x78>
     488:	eaffffff 	b	48c <strchr+0x5c>
     48c:	e59d000c 	ldr	r0, [sp, #12]
     490:	e2800001 	add	r0, r0, #1
     494:	e58d000c 	str	r0, [sp, #12]
     498:	eaffffec 	b	450 <strchr+0x20>
     49c:	e3a00000 	mov	r0, #0
     4a0:	e58d0010 	str	r0, [sp, #16]
     4a4:	eaffffff 	b	4a8 <strchr+0x78>
     4a8:	e59d0010 	ldr	r0, [sp, #16]
     4ac:	e28dd014 	add	sp, sp, #20
     4b0:	e12fff1e 	bx	lr

000004b4 <gets>:
     4b4:	e92d4800 	push	{fp, lr}
     4b8:	e1a0b00d 	mov	fp, sp
     4bc:	e24dd020 	sub	sp, sp, #32
     4c0:	e1a02001 	mov	r2, r1
     4c4:	e1a03000 	mov	r3, r0
     4c8:	e50b0004 	str	r0, [fp, #-4]
     4cc:	e50b1008 	str	r1, [fp, #-8]
     4d0:	e3a00000 	mov	r0, #0
     4d4:	e50b000c 	str	r0, [fp, #-12]
     4d8:	e58d2008 	str	r2, [sp, #8]
     4dc:	e58d3004 	str	r3, [sp, #4]
     4e0:	eaffffff 	b	4e4 <gets+0x30>
     4e4:	e51b000c 	ldr	r0, [fp, #-12]
     4e8:	e2800001 	add	r0, r0, #1
     4ec:	e51b1008 	ldr	r1, [fp, #-8]
     4f0:	e1500001 	cmp	r0, r1
     4f4:	aa00001a 	bge	564 <gets+0xb0>
     4f8:	eaffffff 	b	4fc <gets+0x48>
     4fc:	e3a00000 	mov	r0, #0
     500:	e28d100f 	add	r1, sp, #15
     504:	e3a02001 	mov	r2, #1
     508:	eb0000ab 	bl	7bc <read>
     50c:	e58d0010 	str	r0, [sp, #16]
     510:	e59d0010 	ldr	r0, [sp, #16]
     514:	e3500000 	cmp	r0, #0
     518:	ca000001 	bgt	524 <gets+0x70>
     51c:	eaffffff 	b	520 <gets+0x6c>
     520:	ea00000f 	b	564 <gets+0xb0>
     524:	e5dd000f 	ldrb	r0, [sp, #15]
     528:	e51b1004 	ldr	r1, [fp, #-4]
     52c:	e51b200c 	ldr	r2, [fp, #-12]
     530:	e2823001 	add	r3, r2, #1
     534:	e50b300c 	str	r3, [fp, #-12]
     538:	e7c10002 	strb	r0, [r1, r2]
     53c:	e5dd000f 	ldrb	r0, [sp, #15]
     540:	e350000a 	cmp	r0, #10
     544:	0a000004 	beq	55c <gets+0xa8>
     548:	eaffffff 	b	54c <gets+0x98>
     54c:	e5dd000f 	ldrb	r0, [sp, #15]
     550:	e350000d 	cmp	r0, #13
     554:	1a000001 	bne	560 <gets+0xac>
     558:	eaffffff 	b	55c <gets+0xa8>
     55c:	ea000000 	b	564 <gets+0xb0>
     560:	eaffffdf 	b	4e4 <gets+0x30>
     564:	e51b0004 	ldr	r0, [fp, #-4]
     568:	e51b100c 	ldr	r1, [fp, #-12]
     56c:	e3a02000 	mov	r2, #0
     570:	e7c02001 	strb	r2, [r0, r1]
     574:	e51b0004 	ldr	r0, [fp, #-4]
     578:	e1a0d00b 	mov	sp, fp
     57c:	e8bd8800 	pop	{fp, pc}

00000580 <stat>:
     580:	e92d4800 	push	{fp, lr}
     584:	e1a0b00d 	mov	fp, sp
     588:	e24dd020 	sub	sp, sp, #32
     58c:	e1a02001 	mov	r2, r1
     590:	e1a03000 	mov	r3, r0
     594:	e50b0008 	str	r0, [fp, #-8]
     598:	e50b100c 	str	r1, [fp, #-12]
     59c:	e51b0008 	ldr	r0, [fp, #-8]
     5a0:	e3a01000 	mov	r1, #0
     5a4:	e58d2008 	str	r2, [sp, #8]
     5a8:	e58d3004 	str	r3, [sp, #4]
     5ac:	eb0000af 	bl	870 <open>
     5b0:	e58d0010 	str	r0, [sp, #16]
     5b4:	e59d0010 	ldr	r0, [sp, #16]
     5b8:	e3500000 	cmp	r0, #0
     5bc:	aa000003 	bge	5d0 <stat+0x50>
     5c0:	eaffffff 	b	5c4 <stat+0x44>
     5c4:	e3e00000 	mvn	r0, #0
     5c8:	e50b0004 	str	r0, [fp, #-4]
     5cc:	ea000009 	b	5f8 <stat+0x78>
     5d0:	e59d0010 	ldr	r0, [sp, #16]
     5d4:	e51b100c 	ldr	r1, [fp, #-12]
     5d8:	eb0000bf 	bl	8dc <fstat>
     5dc:	e58d000c 	str	r0, [sp, #12]
     5e0:	e59d0010 	ldr	r0, [sp, #16]
     5e4:	eb000086 	bl	804 <close>
     5e8:	e59d100c 	ldr	r1, [sp, #12]
     5ec:	e50b1004 	str	r1, [fp, #-4]
     5f0:	e58d0000 	str	r0, [sp]
     5f4:	eaffffff 	b	5f8 <stat+0x78>
     5f8:	e51b0004 	ldr	r0, [fp, #-4]
     5fc:	e1a0d00b 	mov	sp, fp
     600:	e8bd8800 	pop	{fp, pc}

00000604 <atoi>:
     604:	e24dd010 	sub	sp, sp, #16
     608:	e1a01000 	mov	r1, r0
     60c:	e58d000c 	str	r0, [sp, #12]
     610:	e3a00000 	mov	r0, #0
     614:	e58d0008 	str	r0, [sp, #8]
     618:	e58d1004 	str	r1, [sp, #4]
     61c:	eaffffff 	b	620 <atoi+0x1c>
     620:	e59d000c 	ldr	r0, [sp, #12]
     624:	e5d00000 	ldrb	r0, [r0]
     628:	e3a01000 	mov	r1, #0
     62c:	e3500030 	cmp	r0, #48	; 0x30
     630:	e58d1000 	str	r1, [sp]
     634:	ba000007 	blt	658 <atoi+0x54>
     638:	eaffffff 	b	63c <atoi+0x38>
     63c:	e59d000c 	ldr	r0, [sp, #12]
     640:	e5d00000 	ldrb	r0, [r0]
     644:	e3a01000 	mov	r1, #0
     648:	e350003a 	cmp	r0, #58	; 0x3a
     64c:	b3a01001 	movlt	r1, #1
     650:	e58d1000 	str	r1, [sp]
     654:	eaffffff 	b	658 <atoi+0x54>
     658:	e59d0000 	ldr	r0, [sp]
     65c:	e3100001 	tst	r0, #1
     660:	0a00000a 	beq	690 <atoi+0x8c>
     664:	eaffffff 	b	668 <atoi+0x64>
     668:	e59d0008 	ldr	r0, [sp, #8]
     66c:	e0800100 	add	r0, r0, r0, lsl #2
     670:	e59d100c 	ldr	r1, [sp, #12]
     674:	e2812001 	add	r2, r1, #1
     678:	e58d200c 	str	r2, [sp, #12]
     67c:	e5d11000 	ldrb	r1, [r1]
     680:	e0810080 	add	r0, r1, r0, lsl #1
     684:	e2400030 	sub	r0, r0, #48	; 0x30
     688:	e58d0008 	str	r0, [sp, #8]
     68c:	eaffffe3 	b	620 <atoi+0x1c>
     690:	e59d0008 	ldr	r0, [sp, #8]
     694:	e28dd010 	add	sp, sp, #16
     698:	e12fff1e 	bx	lr

0000069c <memmove>:
     69c:	e92d4800 	push	{fp, lr}
     6a0:	e1a0b00d 	mov	fp, sp
     6a4:	e24dd020 	sub	sp, sp, #32
     6a8:	e1a03002 	mov	r3, r2
     6ac:	e1a0c001 	mov	ip, r1
     6b0:	e1a0e000 	mov	lr, r0
     6b4:	e50b0004 	str	r0, [fp, #-4]
     6b8:	e50b1008 	str	r1, [fp, #-8]
     6bc:	e50b200c 	str	r2, [fp, #-12]
     6c0:	e51b0004 	ldr	r0, [fp, #-4]
     6c4:	e58d0010 	str	r0, [sp, #16]
     6c8:	e51b0008 	ldr	r0, [fp, #-8]
     6cc:	e58d000c 	str	r0, [sp, #12]
     6d0:	e58d3008 	str	r3, [sp, #8]
     6d4:	e58dc004 	str	ip, [sp, #4]
     6d8:	e58de000 	str	lr, [sp]
     6dc:	eaffffff 	b	6e0 <memmove+0x44>
     6e0:	e51b000c 	ldr	r0, [fp, #-12]
     6e4:	e2401001 	sub	r1, r0, #1
     6e8:	e50b100c 	str	r1, [fp, #-12]
     6ec:	e3500001 	cmp	r0, #1
     6f0:	ba000009 	blt	71c <memmove+0x80>
     6f4:	eaffffff 	b	6f8 <memmove+0x5c>
     6f8:	e59d000c 	ldr	r0, [sp, #12]
     6fc:	e2801001 	add	r1, r0, #1
     700:	e58d100c 	str	r1, [sp, #12]
     704:	e5d00000 	ldrb	r0, [r0]
     708:	e59d1010 	ldr	r1, [sp, #16]
     70c:	e2812001 	add	r2, r1, #1
     710:	e58d2010 	str	r2, [sp, #16]
     714:	e5c10000 	strb	r0, [r1]
     718:	eafffff0 	b	6e0 <memmove+0x44>
     71c:	e51b0004 	ldr	r0, [fp, #-4]
     720:	e1a0d00b 	mov	sp, fp
     724:	e8bd8800 	pop	{fp, pc}

00000728 <raise>:
    return vdst;
}

void
raise()
{}
     728:	e12fff1e 	bx	lr

0000072c <fork>:
     72c:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     730:	e1a04003 	mov	r4, r3
     734:	e1a03002 	mov	r3, r2
     738:	e1a02001 	mov	r2, r1
     73c:	e1a01000 	mov	r1, r0
     740:	e3a00001 	mov	r0, #1
     744:	ef000000 	svc	0x00000000
     748:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     74c:	e12fff1e 	bx	lr

00000750 <exit>:
     750:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     754:	e1a04003 	mov	r4, r3
     758:	e1a03002 	mov	r3, r2
     75c:	e1a02001 	mov	r2, r1
     760:	e1a01000 	mov	r1, r0
     764:	e3a00002 	mov	r0, #2
     768:	ef000000 	svc	0x00000000
     76c:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     770:	e12fff1e 	bx	lr

00000774 <wait>:
     774:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     778:	e1a04003 	mov	r4, r3
     77c:	e1a03002 	mov	r3, r2
     780:	e1a02001 	mov	r2, r1
     784:	e1a01000 	mov	r1, r0
     788:	e3a00003 	mov	r0, #3
     78c:	ef000000 	svc	0x00000000
     790:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     794:	e12fff1e 	bx	lr

00000798 <pipe>:
     798:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     79c:	e1a04003 	mov	r4, r3
     7a0:	e1a03002 	mov	r3, r2
     7a4:	e1a02001 	mov	r2, r1
     7a8:	e1a01000 	mov	r1, r0
     7ac:	e3a00004 	mov	r0, #4
     7b0:	ef000000 	svc	0x00000000
     7b4:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     7b8:	e12fff1e 	bx	lr

000007bc <read>:
     7bc:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     7c0:	e1a04003 	mov	r4, r3
     7c4:	e1a03002 	mov	r3, r2
     7c8:	e1a02001 	mov	r2, r1
     7cc:	e1a01000 	mov	r1, r0
     7d0:	e3a00005 	mov	r0, #5
     7d4:	ef000000 	svc	0x00000000
     7d8:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     7dc:	e12fff1e 	bx	lr

000007e0 <write>:
     7e0:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     7e4:	e1a04003 	mov	r4, r3
     7e8:	e1a03002 	mov	r3, r2
     7ec:	e1a02001 	mov	r2, r1
     7f0:	e1a01000 	mov	r1, r0
     7f4:	e3a00010 	mov	r0, #16
     7f8:	ef000000 	svc	0x00000000
     7fc:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     800:	e12fff1e 	bx	lr

00000804 <close>:
     804:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     808:	e1a04003 	mov	r4, r3
     80c:	e1a03002 	mov	r3, r2
     810:	e1a02001 	mov	r2, r1
     814:	e1a01000 	mov	r1, r0
     818:	e3a00015 	mov	r0, #21
     81c:	ef000000 	svc	0x00000000
     820:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     824:	e12fff1e 	bx	lr

00000828 <kill>:
     828:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     82c:	e1a04003 	mov	r4, r3
     830:	e1a03002 	mov	r3, r2
     834:	e1a02001 	mov	r2, r1
     838:	e1a01000 	mov	r1, r0
     83c:	e3a00006 	mov	r0, #6
     840:	ef000000 	svc	0x00000000
     844:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     848:	e12fff1e 	bx	lr

0000084c <exec>:
     84c:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     850:	e1a04003 	mov	r4, r3
     854:	e1a03002 	mov	r3, r2
     858:	e1a02001 	mov	r2, r1
     85c:	e1a01000 	mov	r1, r0
     860:	e3a00007 	mov	r0, #7
     864:	ef000000 	svc	0x00000000
     868:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     86c:	e12fff1e 	bx	lr

00000870 <open>:
     870:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     874:	e1a04003 	mov	r4, r3
     878:	e1a03002 	mov	r3, r2
     87c:	e1a02001 	mov	r2, r1
     880:	e1a01000 	mov	r1, r0
     884:	e3a0000f 	mov	r0, #15
     888:	ef000000 	svc	0x00000000
     88c:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     890:	e12fff1e 	bx	lr

00000894 <mknod>:
     894:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     898:	e1a04003 	mov	r4, r3
     89c:	e1a03002 	mov	r3, r2
     8a0:	e1a02001 	mov	r2, r1
     8a4:	e1a01000 	mov	r1, r0
     8a8:	e3a00011 	mov	r0, #17
     8ac:	ef000000 	svc	0x00000000
     8b0:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     8b4:	e12fff1e 	bx	lr

000008b8 <unlink>:
     8b8:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     8bc:	e1a04003 	mov	r4, r3
     8c0:	e1a03002 	mov	r3, r2
     8c4:	e1a02001 	mov	r2, r1
     8c8:	e1a01000 	mov	r1, r0
     8cc:	e3a00012 	mov	r0, #18
     8d0:	ef000000 	svc	0x00000000
     8d4:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     8d8:	e12fff1e 	bx	lr

000008dc <fstat>:
     8dc:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     8e0:	e1a04003 	mov	r4, r3
     8e4:	e1a03002 	mov	r3, r2
     8e8:	e1a02001 	mov	r2, r1
     8ec:	e1a01000 	mov	r1, r0
     8f0:	e3a00008 	mov	r0, #8
     8f4:	ef000000 	svc	0x00000000
     8f8:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     8fc:	e12fff1e 	bx	lr

00000900 <link>:
     900:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     904:	e1a04003 	mov	r4, r3
     908:	e1a03002 	mov	r3, r2
     90c:	e1a02001 	mov	r2, r1
     910:	e1a01000 	mov	r1, r0
     914:	e3a00013 	mov	r0, #19
     918:	ef000000 	svc	0x00000000
     91c:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     920:	e12fff1e 	bx	lr

00000924 <mkdir>:
     924:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     928:	e1a04003 	mov	r4, r3
     92c:	e1a03002 	mov	r3, r2
     930:	e1a02001 	mov	r2, r1
     934:	e1a01000 	mov	r1, r0
     938:	e3a00014 	mov	r0, #20
     93c:	ef000000 	svc	0x00000000
     940:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     944:	e12fff1e 	bx	lr

00000948 <chdir>:
     948:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     94c:	e1a04003 	mov	r4, r3
     950:	e1a03002 	mov	r3, r2
     954:	e1a02001 	mov	r2, r1
     958:	e1a01000 	mov	r1, r0
     95c:	e3a00009 	mov	r0, #9
     960:	ef000000 	svc	0x00000000
     964:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     968:	e12fff1e 	bx	lr

0000096c <dup>:
     96c:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     970:	e1a04003 	mov	r4, r3
     974:	e1a03002 	mov	r3, r2
     978:	e1a02001 	mov	r2, r1
     97c:	e1a01000 	mov	r1, r0
     980:	e3a0000a 	mov	r0, #10
     984:	ef000000 	svc	0x00000000
     988:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     98c:	e12fff1e 	bx	lr

00000990 <getpid>:
     990:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     994:	e1a04003 	mov	r4, r3
     998:	e1a03002 	mov	r3, r2
     99c:	e1a02001 	mov	r2, r1
     9a0:	e1a01000 	mov	r1, r0
     9a4:	e3a0000b 	mov	r0, #11
     9a8:	ef000000 	svc	0x00000000
     9ac:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     9b0:	e12fff1e 	bx	lr

000009b4 <sbrk>:
     9b4:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     9b8:	e1a04003 	mov	r4, r3
     9bc:	e1a03002 	mov	r3, r2
     9c0:	e1a02001 	mov	r2, r1
     9c4:	e1a01000 	mov	r1, r0
     9c8:	e3a0000c 	mov	r0, #12
     9cc:	ef000000 	svc	0x00000000
     9d0:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     9d4:	e12fff1e 	bx	lr

000009d8 <sleep>:
     9d8:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     9dc:	e1a04003 	mov	r4, r3
     9e0:	e1a03002 	mov	r3, r2
     9e4:	e1a02001 	mov	r2, r1
     9e8:	e1a01000 	mov	r1, r0
     9ec:	e3a0000d 	mov	r0, #13
     9f0:	ef000000 	svc	0x00000000
     9f4:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     9f8:	e12fff1e 	bx	lr

000009fc <uptime>:
     9fc:	e52d4004 	push	{r4}		; (str r4, [sp, #-4]!)
     a00:	e1a04003 	mov	r4, r3
     a04:	e1a03002 	mov	r3, r2
     a08:	e1a02001 	mov	r2, r1
     a0c:	e1a01000 	mov	r1, r0
     a10:	e3a0000e 	mov	r0, #14
     a14:	ef000000 	svc	0x00000000
     a18:	e49d4004 	pop	{r4}		; (ldr r4, [sp], #4)
     a1c:	e12fff1e 	bx	lr

00000a20 <printf>:
}

// Print to the given fd. Only understands %d, %x, %p, %s.
void
printf(int fd, char *fmt, ...)
{
     a20:	e92d4800 	push	{fp, lr}
     a24:	e1a0b00d 	mov	fp, sp
     a28:	e24dd028 	sub	sp, sp, #40	; 0x28
     a2c:	e1a02001 	mov	r2, r1
     a30:	e1a03000 	mov	r3, r0
     a34:	e50b0004 	str	r0, [fp, #-4]
     a38:	e50b1008 	str	r1, [fp, #-8]
     a3c:	e3a00000 	mov	r0, #0
     a40:	e58d0010 	str	r0, [sp, #16]
     a44:	e24b1008 	sub	r1, fp, #8
     a48:	e2811004 	add	r1, r1, #4
     a4c:	e58d100c 	str	r1, [sp, #12]
     a50:	e58d0014 	str	r0, [sp, #20]
     a54:	e58d2008 	str	r2, [sp, #8]
     a58:	e58d3004 	str	r3, [sp, #4]
     a5c:	eaffffff 	b	a60 <printf+0x40>
     a60:	e51b0008 	ldr	r0, [fp, #-8]
     a64:	e59d1014 	ldr	r1, [sp, #20]
     a68:	e7d00001 	ldrb	r0, [r0, r1]
     a6c:	e3500000 	cmp	r0, #0
     a70:	0a00007e 	beq	c70 <printf+0x250>
     a74:	eaffffff 	b	a78 <printf+0x58>
     a78:	e51b0008 	ldr	r0, [fp, #-8]
     a7c:	e59d1014 	ldr	r1, [sp, #20]
     a80:	e7d00001 	ldrb	r0, [r0, r1]
     a84:	e50b0010 	str	r0, [fp, #-16]
     a88:	e59d0010 	ldr	r0, [sp, #16]
     a8c:	e3500000 	cmp	r0, #0
     a90:	1a00000c 	bne	ac8 <printf+0xa8>
     a94:	eaffffff 	b	a98 <printf+0x78>
     a98:	e51b0010 	ldr	r0, [fp, #-16]
     a9c:	e3500025 	cmp	r0, #37	; 0x25
     aa0:	1a000003 	bne	ab4 <printf+0x94>
     aa4:	eaffffff 	b	aa8 <printf+0x88>
     aa8:	e3a00025 	mov	r0, #37	; 0x25
     aac:	e58d0010 	str	r0, [sp, #16]
     ab0:	ea000003 	b	ac4 <printf+0xa4>
     ab4:	e51b0004 	ldr	r0, [fp, #-4]
     ab8:	e55b1010 	ldrb	r1, [fp, #-16]
     abc:	eb00006e 	bl	c7c <putc>
     ac0:	eaffffff 	b	ac4 <printf+0xa4>
     ac4:	ea000064 	b	c5c <printf+0x23c>
     ac8:	e59d0010 	ldr	r0, [sp, #16]
     acc:	e3500025 	cmp	r0, #37	; 0x25
     ad0:	1a000060 	bne	c58 <printf+0x238>
     ad4:	eaffffff 	b	ad8 <printf+0xb8>
     ad8:	e51b0010 	ldr	r0, [fp, #-16]
     adc:	e3500064 	cmp	r0, #100	; 0x64
     ae0:	1a00000a 	bne	b10 <printf+0xf0>
     ae4:	eaffffff 	b	ae8 <printf+0xc8>
     ae8:	e51b0004 	ldr	r0, [fp, #-4]
     aec:	e59d100c 	ldr	r1, [sp, #12]
     af0:	e5911000 	ldr	r1, [r1]
     af4:	e3a0200a 	mov	r2, #10
     af8:	e3a03001 	mov	r3, #1
     afc:	eb00006f 	bl	cc0 <printint>
     b00:	e59d000c 	ldr	r0, [sp, #12]
     b04:	e2800004 	add	r0, r0, #4
     b08:	e58d000c 	str	r0, [sp, #12]
     b0c:	ea00004e 	b	c4c <printf+0x22c>
     b10:	e51b0010 	ldr	r0, [fp, #-16]
     b14:	e3500078 	cmp	r0, #120	; 0x78
     b18:	0a000004 	beq	b30 <printf+0x110>
     b1c:	eaffffff 	b	b20 <printf+0x100>
     b20:	e51b0010 	ldr	r0, [fp, #-16]
     b24:	e3500070 	cmp	r0, #112	; 0x70
     b28:	1a00000a 	bne	b58 <printf+0x138>
     b2c:	eaffffff 	b	b30 <printf+0x110>
     b30:	e51b0004 	ldr	r0, [fp, #-4]
     b34:	e59d100c 	ldr	r1, [sp, #12]
     b38:	e5911000 	ldr	r1, [r1]
     b3c:	e3a02010 	mov	r2, #16
     b40:	e3a03000 	mov	r3, #0
     b44:	eb00005d 	bl	cc0 <printint>
     b48:	e59d000c 	ldr	r0, [sp, #12]
     b4c:	e2800004 	add	r0, r0, #4
     b50:	e58d000c 	str	r0, [sp, #12]
     b54:	ea00003b 	b	c48 <printf+0x228>
     b58:	e51b0010 	ldr	r0, [fp, #-16]
     b5c:	e3500073 	cmp	r0, #115	; 0x73
     b60:	1a00001a 	bne	bd0 <printf+0x1b0>
     b64:	eaffffff 	b	b68 <printf+0x148>
     b68:	e59d000c 	ldr	r0, [sp, #12]
     b6c:	e4901004 	ldr	r1, [r0], #4
     b70:	e50b100c 	str	r1, [fp, #-12]
     b74:	e58d000c 	str	r0, [sp, #12]
     b78:	e51b000c 	ldr	r0, [fp, #-12]
     b7c:	e3500000 	cmp	r0, #0
     b80:	1a000003 	bne	b94 <printf+0x174>
     b84:	eaffffff 	b	b88 <printf+0x168>
     b88:	e59f00e8 	ldr	r0, [pc, #232]	; c78 <printf+0x258>
     b8c:	e50b000c 	str	r0, [fp, #-12]
     b90:	eaffffff 	b	b94 <printf+0x174>
     b94:	eaffffff 	b	b98 <printf+0x178>
     b98:	e51b000c 	ldr	r0, [fp, #-12]
     b9c:	e5d00000 	ldrb	r0, [r0]
     ba0:	e3500000 	cmp	r0, #0
     ba4:	0a000008 	beq	bcc <printf+0x1ac>
     ba8:	eaffffff 	b	bac <printf+0x18c>
     bac:	e51b0004 	ldr	r0, [fp, #-4]
     bb0:	e51b100c 	ldr	r1, [fp, #-12]
     bb4:	e5d11000 	ldrb	r1, [r1]
     bb8:	eb00002f 	bl	c7c <putc>
     bbc:	e51b000c 	ldr	r0, [fp, #-12]
     bc0:	e2800001 	add	r0, r0, #1
     bc4:	e50b000c 	str	r0, [fp, #-12]
     bc8:	eafffff2 	b	b98 <printf+0x178>
     bcc:	ea00001c 	b	c44 <printf+0x224>
     bd0:	e51b0010 	ldr	r0, [fp, #-16]
     bd4:	e3500063 	cmp	r0, #99	; 0x63
     bd8:	1a000008 	bne	c00 <printf+0x1e0>
     bdc:	eaffffff 	b	be0 <printf+0x1c0>
     be0:	e51b0004 	ldr	r0, [fp, #-4]
     be4:	e59d100c 	ldr	r1, [sp, #12]
     be8:	e5d11000 	ldrb	r1, [r1]
     bec:	eb000022 	bl	c7c <putc>
     bf0:	e59d000c 	ldr	r0, [sp, #12]
     bf4:	e2800004 	add	r0, r0, #4
     bf8:	e58d000c 	str	r0, [sp, #12]
     bfc:	ea00000f 	b	c40 <printf+0x220>
     c00:	e51b0010 	ldr	r0, [fp, #-16]
     c04:	e3500025 	cmp	r0, #37	; 0x25
     c08:	1a000004 	bne	c20 <printf+0x200>
     c0c:	eaffffff 	b	c10 <printf+0x1f0>
     c10:	e51b0004 	ldr	r0, [fp, #-4]
     c14:	e55b1010 	ldrb	r1, [fp, #-16]
     c18:	eb000017 	bl	c7c <putc>
     c1c:	ea000006 	b	c3c <printf+0x21c>
     c20:	e51b0004 	ldr	r0, [fp, #-4]
     c24:	e3a01025 	mov	r1, #37	; 0x25
     c28:	eb000013 	bl	c7c <putc>
     c2c:	e51b0004 	ldr	r0, [fp, #-4]
     c30:	e55b1010 	ldrb	r1, [fp, #-16]
     c34:	eb000010 	bl	c7c <putc>
     c38:	eaffffff 	b	c3c <printf+0x21c>
     c3c:	eaffffff 	b	c40 <printf+0x220>
     c40:	eaffffff 	b	c44 <printf+0x224>
     c44:	eaffffff 	b	c48 <printf+0x228>
     c48:	eaffffff 	b	c4c <printf+0x22c>
     c4c:	e3a00000 	mov	r0, #0
     c50:	e58d0010 	str	r0, [sp, #16]
     c54:	eaffffff 	b	c58 <printf+0x238>
     c58:	eaffffff 	b	c5c <printf+0x23c>
     c5c:	eaffffff 	b	c60 <printf+0x240>
     c60:	e59d0014 	ldr	r0, [sp, #20]
     c64:	e2800001 	add	r0, r0, #1
     c68:	e58d0014 	str	r0, [sp, #20]
     c6c:	eaffff7b 	b	a60 <printf+0x40>
     c70:	e1a0d00b 	mov	sp, fp
     c74:	e8bd8800 	pop	{fp, pc}
     c78:	0000130e 	.word	0x0000130e

00000c7c <putc>:
{
     c7c:	e92d4800 	push	{fp, lr}
     c80:	e1a0b00d 	mov	fp, sp
     c84:	e24dd018 	sub	sp, sp, #24
     c88:	e1a02001 	mov	r2, r1
     c8c:	e1a03000 	mov	r3, r0
     c90:	e50b0004 	str	r0, [fp, #-4]
     c94:	e54b1005 	strb	r1, [fp, #-5]
    write(fd, &c, 1);
     c98:	e51b0004 	ldr	r0, [fp, #-4]
     c9c:	e24b1005 	sub	r1, fp, #5
     ca0:	e3a0c001 	mov	ip, #1
     ca4:	e58d200c 	str	r2, [sp, #12]
     ca8:	e1a0200c 	mov	r2, ip
     cac:	e58d3008 	str	r3, [sp, #8]
     cb0:	ebfffeca 	bl	7e0 <write>
}
     cb4:	e58d0004 	str	r0, [sp, #4]
     cb8:	e1a0d00b 	mov	sp, fp
     cbc:	e8bd8800 	pop	{fp, pc}

00000cc0 <printint>:
{
     cc0:	e92d4830 	push	{r4, r5, fp, lr}
     cc4:	e28db008 	add	fp, sp, #8
     cc8:	e24dd040 	sub	sp, sp, #64	; 0x40
     ccc:	e1a0c003 	mov	ip, r3
     cd0:	e1a0e002 	mov	lr, r2
     cd4:	e1a04001 	mov	r4, r1
     cd8:	e1a05000 	mov	r5, r0
     cdc:	e50b000c 	str	r0, [fp, #-12]
     ce0:	e50b1010 	str	r1, [fp, #-16]
     ce4:	e50b2014 	str	r2, [fp, #-20]	; 0xffffffec
     ce8:	e50b3018 	str	r3, [fp, #-24]	; 0xffffffe8
     cec:	e3a00000 	mov	r0, #0
     cf0:	e58d0018 	str	r0, [sp, #24]
     cf4:	e51b0018 	ldr	r0, [fp, #-24]	; 0xffffffe8
     cf8:	e3500000 	cmp	r0, #0
     cfc:	e58dc010 	str	ip, [sp, #16]
     d00:	e58de00c 	str	lr, [sp, #12]
     d04:	e58d4008 	str	r4, [sp, #8]
     d08:	e58d5004 	str	r5, [sp, #4]
     d0c:	0a00000a 	beq	d3c <printint+0x7c>
     d10:	eaffffff 	b	d14 <printint+0x54>
     d14:	e51b0010 	ldr	r0, [fp, #-16]
     d18:	e3500000 	cmp	r0, #0
     d1c:	aa000006 	bge	d3c <printint+0x7c>
     d20:	eaffffff 	b	d24 <printint+0x64>
     d24:	e3a00001 	mov	r0, #1
     d28:	e58d0018 	str	r0, [sp, #24]
     d2c:	e51b0010 	ldr	r0, [fp, #-16]
     d30:	e2600000 	rsb	r0, r0, #0
     d34:	e58d0014 	str	r0, [sp, #20]
     d38:	ea000002 	b	d48 <printint+0x88>
     d3c:	e51b0010 	ldr	r0, [fp, #-16]
     d40:	e58d0014 	str	r0, [sp, #20]
     d44:	eaffffff 	b	d48 <printint+0x88>
     d48:	e3a00000 	mov	r0, #0
     d4c:	e58d001c 	str	r0, [sp, #28]
     d50:	eaffffff 	b	d54 <printint+0x94>
     d54:	e59d0014 	ldr	r0, [sp, #20]
     d58:	e51b1014 	ldr	r1, [fp, #-20]	; 0xffffffec
     d5c:	eb000158 	bl	12c4 <__aeabi_uidivmod>
     d60:	e59fe0a0 	ldr	lr, [pc, #160]	; e08 <printint+0x148>
     d64:	e7de1001 	ldrb	r1, [lr, r1]
     d68:	e59de01c 	ldr	lr, [sp, #28]
     d6c:	e28e2001 	add	r2, lr, #1
     d70:	e58d201c 	str	r2, [sp, #28]
     d74:	e28d2020 	add	r2, sp, #32
     d78:	e7c2100e 	strb	r1, [r2, lr]
     d7c:	e58d0000 	str	r0, [sp]
     d80:	eaffffff 	b	d84 <printint+0xc4>
     d84:	e51b1014 	ldr	r1, [fp, #-20]	; 0xffffffec
     d88:	e59d0014 	ldr	r0, [sp, #20]
     d8c:	eb00010f 	bl	11d0 <__aeabi_uidiv>
     d90:	e58d0014 	str	r0, [sp, #20]
     d94:	e3500000 	cmp	r0, #0
     d98:	1affffed 	bne	d54 <printint+0x94>
     d9c:	eaffffff 	b	da0 <printint+0xe0>
     da0:	e59d0018 	ldr	r0, [sp, #24]
     da4:	e3500000 	cmp	r0, #0
     da8:	0a000007 	beq	dcc <printint+0x10c>
     dac:	eaffffff 	b	db0 <printint+0xf0>
     db0:	e59d001c 	ldr	r0, [sp, #28]
     db4:	e2801001 	add	r1, r0, #1
     db8:	e58d101c 	str	r1, [sp, #28]
     dbc:	e28d1020 	add	r1, sp, #32
     dc0:	e3a0202d 	mov	r2, #45	; 0x2d
     dc4:	e7c12000 	strb	r2, [r1, r0]
     dc8:	eaffffff 	b	dcc <printint+0x10c>
     dcc:	eaffffff 	b	dd0 <printint+0x110>
     dd0:	e59d001c 	ldr	r0, [sp, #28]
     dd4:	e2400001 	sub	r0, r0, #1
     dd8:	e58d001c 	str	r0, [sp, #28]
     ddc:	e3500000 	cmp	r0, #0
     de0:	ba000006 	blt	e00 <printint+0x140>
     de4:	eaffffff 	b	de8 <printint+0x128>
     de8:	e51b000c 	ldr	r0, [fp, #-12]
     dec:	e59d101c 	ldr	r1, [sp, #28]
     df0:	e28d2020 	add	r2, sp, #32
     df4:	e7d21001 	ldrb	r1, [r2, r1]
     df8:	ebffff9f 	bl	c7c <putc>
     dfc:	eafffff3 	b	dd0 <printint+0x110>
     e00:	e24bd008 	sub	sp, fp, #8
     e04:	e8bd8830 	pop	{r4, r5, fp, pc}
     e08:	00001320 	.word	0x00001320

00000e0c <free>:
static Header base;
static Header *freep;

void
free(void *ap)
{
     e0c:	e24dd014 	sub	sp, sp, #20
     e10:	e1a01000 	mov	r1, r0
     e14:	e58d0010 	str	r0, [sp, #16]
     e18:	e59d0010 	ldr	r0, [sp, #16]
     e1c:	e2400008 	sub	r0, r0, #8
     e20:	e58d000c 	str	r0, [sp, #12]
     e24:	e59f0188 	ldr	r0, [pc, #392]	; fb4 <free+0x1a8>
     e28:	e5900000 	ldr	r0, [r0]
     e2c:	e58d0008 	str	r0, [sp, #8]
     e30:	e58d1004 	str	r1, [sp, #4]
     e34:	eaffffff 	b	e38 <free+0x2c>
     e38:	e59d000c 	ldr	r0, [sp, #12]
     e3c:	e59d1008 	ldr	r1, [sp, #8]
     e40:	e3a02000 	mov	r2, #0
     e44:	e1500001 	cmp	r0, r1
     e48:	e58d2000 	str	r2, [sp]
     e4c:	9a000008 	bls	e74 <free+0x68>
     e50:	eaffffff 	b	e54 <free+0x48>
     e54:	e59d000c 	ldr	r0, [sp, #12]
     e58:	e59d1008 	ldr	r1, [sp, #8]
     e5c:	e5911000 	ldr	r1, [r1]
     e60:	e3a02000 	mov	r2, #0
     e64:	e1500001 	cmp	r0, r1
     e68:	33a02001 	movcc	r2, #1
     e6c:	e58d2000 	str	r2, [sp]
     e70:	eaffffff 	b	e74 <free+0x68>
     e74:	e59d0000 	ldr	r0, [sp]
     e78:	e1e00000 	mvn	r0, r0
     e7c:	e3100001 	tst	r0, #1
     e80:	0a000016 	beq	ee0 <free+0xd4>
     e84:	eaffffff 	b	e88 <free+0x7c>
     e88:	e59d0008 	ldr	r0, [sp, #8]
     e8c:	e5901000 	ldr	r1, [r0]
     e90:	e1500001 	cmp	r0, r1
     e94:	3a00000c 	bcc	ecc <free+0xc0>
     e98:	eaffffff 	b	e9c <free+0x90>
     e9c:	e59d000c 	ldr	r0, [sp, #12]
     ea0:	e59d1008 	ldr	r1, [sp, #8]
     ea4:	e1500001 	cmp	r0, r1
     ea8:	8a000006 	bhi	ec8 <free+0xbc>
     eac:	eaffffff 	b	eb0 <free+0xa4>
     eb0:	e59d000c 	ldr	r0, [sp, #12]
     eb4:	e59d1008 	ldr	r1, [sp, #8]
     eb8:	e5911000 	ldr	r1, [r1]
     ebc:	e1500001 	cmp	r0, r1
     ec0:	2a000001 	bcs	ecc <free+0xc0>
     ec4:	eaffffff 	b	ec8 <free+0xbc>
     ec8:	ea000004 	b	ee0 <free+0xd4>
     ecc:	eaffffff 	b	ed0 <free+0xc4>
     ed0:	e59d0008 	ldr	r0, [sp, #8]
     ed4:	e5900000 	ldr	r0, [r0]
     ed8:	e58d0008 	str	r0, [sp, #8]
     edc:	eaffffd5 	b	e38 <free+0x2c>
     ee0:	e59d000c 	ldr	r0, [sp, #12]
     ee4:	e5901004 	ldr	r1, [r0, #4]
     ee8:	e0800181 	add	r0, r0, r1, lsl #3
     eec:	e59d1008 	ldr	r1, [sp, #8]
     ef0:	e5911000 	ldr	r1, [r1]
     ef4:	e1500001 	cmp	r0, r1
     ef8:	1a00000d 	bne	f34 <free+0x128>
     efc:	eaffffff 	b	f00 <free+0xf4>
     f00:	e59d0008 	ldr	r0, [sp, #8]
     f04:	e5900000 	ldr	r0, [r0]
     f08:	e5900004 	ldr	r0, [r0, #4]
     f0c:	e59d100c 	ldr	r1, [sp, #12]
     f10:	e5912004 	ldr	r2, [r1, #4]
     f14:	e0820000 	add	r0, r2, r0
     f18:	e5810004 	str	r0, [r1, #4]
     f1c:	e59d0008 	ldr	r0, [sp, #8]
     f20:	e5900000 	ldr	r0, [r0]
     f24:	e5900000 	ldr	r0, [r0]
     f28:	e59d100c 	ldr	r1, [sp, #12]
     f2c:	e5810000 	str	r0, [r1]
     f30:	ea000004 	b	f48 <free+0x13c>
     f34:	e59d0008 	ldr	r0, [sp, #8]
     f38:	e5900000 	ldr	r0, [r0]
     f3c:	e59d100c 	ldr	r1, [sp, #12]
     f40:	e5810000 	str	r0, [r1]
     f44:	eaffffff 	b	f48 <free+0x13c>
     f48:	e59d0008 	ldr	r0, [sp, #8]
     f4c:	e5901004 	ldr	r1, [r0, #4]
     f50:	e0800181 	add	r0, r0, r1, lsl #3
     f54:	e59d100c 	ldr	r1, [sp, #12]
     f58:	e1500001 	cmp	r0, r1
     f5c:	1a00000b 	bne	f90 <free+0x184>
     f60:	eaffffff 	b	f64 <free+0x158>
     f64:	e59d000c 	ldr	r0, [sp, #12]
     f68:	e5900004 	ldr	r0, [r0, #4]
     f6c:	e59d1008 	ldr	r1, [sp, #8]
     f70:	e5912004 	ldr	r2, [r1, #4]
     f74:	e0820000 	add	r0, r2, r0
     f78:	e5810004 	str	r0, [r1, #4]
     f7c:	e59d000c 	ldr	r0, [sp, #12]
     f80:	e5900000 	ldr	r0, [r0]
     f84:	e59d1008 	ldr	r1, [sp, #8]
     f88:	e5810000 	str	r0, [r1]
     f8c:	ea000003 	b	fa0 <free+0x194>
     f90:	e59d000c 	ldr	r0, [sp, #12]
     f94:	e59d1008 	ldr	r1, [sp, #8]
     f98:	e5810000 	str	r0, [r1]
     f9c:	eaffffff 	b	fa0 <free+0x194>
     fa0:	e59d0008 	ldr	r0, [sp, #8]
     fa4:	e59f1008 	ldr	r1, [pc, #8]	; fb4 <free+0x1a8>
     fa8:	e5810000 	str	r0, [r1]
     fac:	e28dd014 	add	sp, sp, #20
     fb0:	e12fff1e 	bx	lr
     fb4:	00001334 	.word	0x00001334

00000fb8 <malloc>:
     fb8:	e92d4800 	push	{fp, lr}
     fbc:	e1a0b00d 	mov	fp, sp
     fc0:	e24dd018 	sub	sp, sp, #24
     fc4:	e1a01000 	mov	r1, r0
     fc8:	e50b0008 	str	r0, [fp, #-8]
     fcc:	e51b0008 	ldr	r0, [fp, #-8]
     fd0:	e2800007 	add	r0, r0, #7
     fd4:	e3a02001 	mov	r2, #1
     fd8:	e08201a0 	add	r0, r2, r0, lsr #3
     fdc:	e58d0004 	str	r0, [sp, #4]
     fe0:	e59f013c 	ldr	r0, [pc, #316]	; 1124 <malloc+0x16c>
     fe4:	e5900000 	ldr	r0, [r0]
     fe8:	e58d0008 	str	r0, [sp, #8]
     fec:	e3500000 	cmp	r0, #0
     ff0:	e58d1000 	str	r1, [sp]
     ff4:	1a000008 	bne	101c <malloc+0x64>
     ff8:	eaffffff 	b	ffc <malloc+0x44>
     ffc:	e59f0124 	ldr	r0, [pc, #292]	; 1128 <malloc+0x170>
    1000:	e58d0008 	str	r0, [sp, #8]
    1004:	e59f1118 	ldr	r1, [pc, #280]	; 1124 <malloc+0x16c>
    1008:	e5810000 	str	r0, [r1]
    100c:	e5800000 	str	r0, [r0]
    1010:	e3a01000 	mov	r1, #0
    1014:	e5801004 	str	r1, [r0, #4]
    1018:	eaffffff 	b	101c <malloc+0x64>
    101c:	e59d0008 	ldr	r0, [sp, #8]
    1020:	e5900000 	ldr	r0, [r0]
    1024:	e58d000c 	str	r0, [sp, #12]
    1028:	eaffffff 	b	102c <malloc+0x74>
    102c:	e59d000c 	ldr	r0, [sp, #12]
    1030:	e5900004 	ldr	r0, [r0, #4]
    1034:	e59d1004 	ldr	r1, [sp, #4]
    1038:	e1500001 	cmp	r0, r1
    103c:	3a00001f 	bcc	10c0 <malloc+0x108>
    1040:	eaffffff 	b	1044 <malloc+0x8c>
    1044:	e59d000c 	ldr	r0, [sp, #12]
    1048:	e5900004 	ldr	r0, [r0, #4]
    104c:	e59d1004 	ldr	r1, [sp, #4]
    1050:	e1500001 	cmp	r0, r1
    1054:	1a000005 	bne	1070 <malloc+0xb8>
    1058:	eaffffff 	b	105c <malloc+0xa4>
    105c:	e59d000c 	ldr	r0, [sp, #12]
    1060:	e5900000 	ldr	r0, [r0]
    1064:	e59d1008 	ldr	r1, [sp, #8]
    1068:	e5810000 	str	r0, [r1]
    106c:	ea00000c 	b	10a4 <malloc+0xec>
    1070:	e59d0004 	ldr	r0, [sp, #4]
    1074:	e59d100c 	ldr	r1, [sp, #12]
    1078:	e5912004 	ldr	r2, [r1, #4]
    107c:	e0420000 	sub	r0, r2, r0
    1080:	e5810004 	str	r0, [r1, #4]
    1084:	e59d000c 	ldr	r0, [sp, #12]
    1088:	e5901004 	ldr	r1, [r0, #4]
    108c:	e0800181 	add	r0, r0, r1, lsl #3
    1090:	e58d000c 	str	r0, [sp, #12]
    1094:	e59d0004 	ldr	r0, [sp, #4]
    1098:	e59d100c 	ldr	r1, [sp, #12]
    109c:	e5810004 	str	r0, [r1, #4]
    10a0:	eaffffff 	b	10a4 <malloc+0xec>
    10a4:	e59d0008 	ldr	r0, [sp, #8]
    10a8:	e59f1074 	ldr	r1, [pc, #116]	; 1124 <malloc+0x16c>
    10ac:	e5810000 	str	r0, [r1]
    10b0:	e59d000c 	ldr	r0, [sp, #12]
    10b4:	e2800008 	add	r0, r0, #8
    10b8:	e50b0004 	str	r0, [fp, #-4]
    10bc:	ea000015 	b	1118 <malloc+0x160>
    10c0:	e59d000c 	ldr	r0, [sp, #12]
    10c4:	e59f1058 	ldr	r1, [pc, #88]	; 1124 <malloc+0x16c>
    10c8:	e5911000 	ldr	r1, [r1]
    10cc:	e1500001 	cmp	r0, r1
    10d0:	1a00000a 	bne	1100 <malloc+0x148>
    10d4:	eaffffff 	b	10d8 <malloc+0x120>
    10d8:	e59d0004 	ldr	r0, [sp, #4]
    10dc:	eb000012 	bl	112c <morecore>
    10e0:	e58d000c 	str	r0, [sp, #12]
    10e4:	e3500000 	cmp	r0, #0
    10e8:	1a000003 	bne	10fc <malloc+0x144>
    10ec:	eaffffff 	b	10f0 <malloc+0x138>
    10f0:	e3a00000 	mov	r0, #0
    10f4:	e50b0004 	str	r0, [fp, #-4]
    10f8:	ea000006 	b	1118 <malloc+0x160>
    10fc:	eaffffff 	b	1100 <malloc+0x148>
    1100:	eaffffff 	b	1104 <malloc+0x14c>
    1104:	e59d000c 	ldr	r0, [sp, #12]
    1108:	e58d0008 	str	r0, [sp, #8]
    110c:	e5900000 	ldr	r0, [r0]
    1110:	e58d000c 	str	r0, [sp, #12]
    1114:	eaffffc4 	b	102c <malloc+0x74>
    1118:	e51b0004 	ldr	r0, [fp, #-4]
    111c:	e1a0d00b 	mov	sp, fp
    1120:	e8bd8800 	pop	{fp, pc}
    1124:	00001334 	.word	0x00001334
    1128:	00001338 	.word	0x00001338

0000112c <morecore>:
    freep = p;
}

static Header*
morecore(uint nu)
{
    112c:	e92d4800 	push	{fp, lr}
    1130:	e1a0b00d 	mov	fp, sp
    1134:	e24dd018 	sub	sp, sp, #24
    1138:	e1a01000 	mov	r1, r0
    113c:	e50b0008 	str	r0, [fp, #-8]
    char *p;
    Header *hp;
    
    if(nu < 4096)
    1140:	e51b0008 	ldr	r0, [fp, #-8]
    1144:	e3a02000 	mov	r2, #0
    1148:	e1520620 	cmp	r2, r0, lsr #12
    114c:	e58d1004 	str	r1, [sp, #4]
    1150:	1a000003 	bne	1164 <morecore+0x38>
    1154:	eaffffff 	b	1158 <morecore+0x2c>
        nu = 4096;
    1158:	e3a00a01 	mov	r0, #4096	; 0x1000
    115c:	e50b0008 	str	r0, [fp, #-8]
    1160:	eaffffff 	b	1164 <morecore+0x38>
    p = sbrk(nu * sizeof(Header));
    1164:	e51b0008 	ldr	r0, [fp, #-8]
    1168:	e1a00180 	lsl	r0, r0, #3
    116c:	ebfffe10 	bl	9b4 <sbrk>
    1170:	e58d000c 	str	r0, [sp, #12]
    if(p == (char*)-1)
    1174:	e59d000c 	ldr	r0, [sp, #12]
    1178:	e3700001 	cmn	r0, #1
    117c:	1a000003 	bne	1190 <morecore+0x64>
    1180:	eaffffff 	b	1184 <morecore+0x58>
        return 0;
    1184:	e3a00000 	mov	r0, #0
    1188:	e50b0004 	str	r0, [fp, #-4]
    118c:	ea00000b 	b	11c0 <morecore+0x94>
    hp = (Header*)p;
    1190:	e59d000c 	ldr	r0, [sp, #12]
    1194:	e58d0008 	str	r0, [sp, #8]
    hp->s.size = nu;
    1198:	e51b0008 	ldr	r0, [fp, #-8]
    119c:	e59d1008 	ldr	r1, [sp, #8]
    11a0:	e5810004 	str	r0, [r1, #4]
    free((void*)(hp + 1));
    11a4:	e59d0008 	ldr	r0, [sp, #8]
    11a8:	e2800008 	add	r0, r0, #8
    11ac:	ebffff16 	bl	e0c <free>
    return freep;
    11b0:	e59f0014 	ldr	r0, [pc, #20]	; 11cc <morecore+0xa0>
    11b4:	e5900000 	ldr	r0, [r0]
    11b8:	e50b0004 	str	r0, [fp, #-4]
    11bc:	eaffffff 	b	11c0 <morecore+0x94>
}
    11c0:	e51b0004 	ldr	r0, [fp, #-4]
    11c4:	e1a0d00b 	mov	sp, fp
    11c8:	e8bd8800 	pop	{fp, pc}
    11cc:	00001334 	.word	0x00001334

000011d0 <__aeabi_uidiv>:
    11d0:	e2512001 	subs	r2, r1, #1
    11d4:	012fff1e 	bxeq	lr
    11d8:	3a000036 	bcc	12b8 <__aeabi_uidiv+0xe8>
    11dc:	e1500001 	cmp	r0, r1
    11e0:	9a000022 	bls	1270 <__aeabi_uidiv+0xa0>
    11e4:	e1110002 	tst	r1, r2
    11e8:	0a000023 	beq	127c <__aeabi_uidiv+0xac>
    11ec:	e311020e 	tst	r1, #-536870912	; 0xe0000000
    11f0:	01a01181 	lsleq	r1, r1, #3
    11f4:	03a03008 	moveq	r3, #8
    11f8:	13a03001 	movne	r3, #1
    11fc:	e3510201 	cmp	r1, #268435456	; 0x10000000
    1200:	31510000 	cmpcc	r1, r0
    1204:	31a01201 	lslcc	r1, r1, #4
    1208:	31a03203 	lslcc	r3, r3, #4
    120c:	3afffffa 	bcc	11fc <__aeabi_uidiv+0x2c>
    1210:	e3510102 	cmp	r1, #-2147483648	; 0x80000000
    1214:	31510000 	cmpcc	r1, r0
    1218:	31a01081 	lslcc	r1, r1, #1
    121c:	31a03083 	lslcc	r3, r3, #1
    1220:	3afffffa 	bcc	1210 <__aeabi_uidiv+0x40>
    1224:	e3a02000 	mov	r2, #0
    1228:	e1500001 	cmp	r0, r1
    122c:	20400001 	subcs	r0, r0, r1
    1230:	21822003 	orrcs	r2, r2, r3
    1234:	e15000a1 	cmp	r0, r1, lsr #1
    1238:	204000a1 	subcs	r0, r0, r1, lsr #1
    123c:	218220a3 	orrcs	r2, r2, r3, lsr #1
    1240:	e1500121 	cmp	r0, r1, lsr #2
    1244:	20400121 	subcs	r0, r0, r1, lsr #2
    1248:	21822123 	orrcs	r2, r2, r3, lsr #2
    124c:	e15001a1 	cmp	r0, r1, lsr #3
    1250:	204001a1 	subcs	r0, r0, r1, lsr #3
    1254:	218221a3 	orrcs	r2, r2, r3, lsr #3
    1258:	e3500000 	cmp	r0, #0
    125c:	11b03223 	lsrsne	r3, r3, #4
    1260:	11a01221 	lsrne	r1, r1, #4
    1264:	1affffef 	bne	1228 <__aeabi_uidiv+0x58>
    1268:	e1a00002 	mov	r0, r2
    126c:	e12fff1e 	bx	lr
    1270:	03a00001 	moveq	r0, #1
    1274:	13a00000 	movne	r0, #0
    1278:	e12fff1e 	bx	lr
    127c:	e3510801 	cmp	r1, #65536	; 0x10000
    1280:	21a01821 	lsrcs	r1, r1, #16
    1284:	23a02010 	movcs	r2, #16
    1288:	33a02000 	movcc	r2, #0
    128c:	e3510c01 	cmp	r1, #256	; 0x100
    1290:	21a01421 	lsrcs	r1, r1, #8
    1294:	22822008 	addcs	r2, r2, #8
    1298:	e3510010 	cmp	r1, #16
    129c:	21a01221 	lsrcs	r1, r1, #4
    12a0:	22822004 	addcs	r2, r2, #4
    12a4:	e3510004 	cmp	r1, #4
    12a8:	82822003 	addhi	r2, r2, #3
    12ac:	908220a1 	addls	r2, r2, r1, lsr #1
    12b0:	e1a00230 	lsr	r0, r0, r2
    12b4:	e12fff1e 	bx	lr
    12b8:	e3500000 	cmp	r0, #0
    12bc:	13e00000 	mvnne	r0, #0
    12c0:	ea000007 	b	12e4 <__aeabi_idiv0>

000012c4 <__aeabi_uidivmod>:
    12c4:	e3510000 	cmp	r1, #0
    12c8:	0afffffa 	beq	12b8 <__aeabi_uidiv+0xe8>
    12cc:	e92d4003 	push	{r0, r1, lr}
    12d0:	ebffffbe 	bl	11d0 <__aeabi_uidiv>
    12d4:	e8bd4006 	pop	{r1, r2, lr}
    12d8:	e0030092 	mul	r3, r2, r0
    12dc:	e0411003 	sub	r1, r1, r3
    12e0:	e12fff1e 	bx	lr

000012e4 <__aeabi_idiv0>:
    12e4:	e12fff1e 	bx	lr