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view src/usr/grep.asm @ 0:53676d1f5817 default tip
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author | tobaru |
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date | Sun, 04 Feb 2018 17:54:49 +0900 |
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_grep: file format elf32-littlearm Disassembly of section .text: 00000000 <grep>: char buf[1024]; int match(char*, char*); void grep(char *pattern, int fd) { 0: e92d4800 push {fp, lr} 4: e1a0b00d mov fp, sp 8: e24dd038 sub sp, sp, #56 ; 0x38 c: e1a02001 mov r2, r1 10: e1a03000 mov r3, r0 14: e50b0004 str r0, [fp, #-4] 18: e50b1008 str r1, [fp, #-8] 1c: e3a00000 mov r0, #0 20: e50b0010 str r0, [fp, #-16] 24: e58d201c str r2, [sp, #28] 28: e58d3018 str r3, [sp, #24] 2c: eaffffff b 30 <grep+0x30> 30: e51b0008 ldr r0, [fp, #-8] 34: e51b1010 ldr r1, [fp, #-16] 38: e59f2138 ldr r2, [pc, #312] ; 178 <grep+0x178> 3c: e0822001 add r2, r2, r1 40: e2611b01 rsb r1, r1, #1024 ; 0x400 44: e58d1014 str r1, [sp, #20] 48: e1a01002 mov r1, r2 4c: e59d2014 ldr r2, [sp, #20] 50: eb0002da bl bc0 <read> 54: e50b000c str r0, [fp, #-12] 58: e3500001 cmp r0, #1 5c: ba000043 blt 170 <grep+0x170> 60: eaffffff b 64 <grep+0x64> 64: e51b000c ldr r0, [fp, #-12] 68: e51b1010 ldr r1, [fp, #-16] 6c: e0810000 add r0, r1, r0 70: e50b0010 str r0, [fp, #-16] 74: e59f00fc ldr r0, [pc, #252] ; 178 <grep+0x178> 78: e50b0014 str r0, [fp, #-20] ; 0xffffffec 7c: eaffffff b 80 <grep+0x80> 80: e51b0014 ldr r0, [fp, #-20] ; 0xffffffec 84: e3a0100a mov r1, #10 88: eb0001e9 bl 834 <strchr> 8c: e50b0018 str r0, [fp, #-24] ; 0xffffffe8 90: e3500000 cmp r0, #0 94: 0a00001b beq 108 <grep+0x108> 98: eaffffff b 9c <grep+0x9c> 9c: e51b0018 ldr r0, [fp, #-24] ; 0xffffffe8 a0: e3a01000 mov r1, #0 a4: e5c01000 strb r1, [r0] a8: e51b0004 ldr r0, [fp, #-4] ac: e51b1014 ldr r1, [fp, #-20] ; 0xffffffec b0: eb000031 bl 17c <match> b4: e3500000 cmp r0, #0 b8: 0a00000e beq f8 <grep+0xf8> bc: eaffffff b c0 <grep+0xc0> c0: e51b0018 ldr r0, [fp, #-24] ; 0xffffffe8 c4: e3a0100a mov r1, #10 c8: e5c01000 strb r1, [r0] cc: e51b0014 ldr r0, [fp, #-20] ; 0xffffffec d0: e51b1018 ldr r1, [fp, #-24] ; 0xffffffe8 d4: e2811001 add r1, r1, #1 d8: e0412000 sub r2, r1, r0 dc: e3a01001 mov r1, #1 e0: e58d0010 str r0, [sp, #16] e4: e1a00001 mov r0, r1 e8: e59d1010 ldr r1, [sp, #16] ec: eb0002bc bl be4 <write> f0: e58d000c str r0, [sp, #12] f4: eaffffff b f8 <grep+0xf8> f8: e51b0018 ldr r0, [fp, #-24] ; 0xffffffe8 fc: e2800001 add r0, r0, #1 100: e50b0014 str r0, [fp, #-20] ; 0xffffffec 104: eaffffdd b 80 <grep+0x80> 108: e51b0014 ldr r0, [fp, #-20] ; 0xffffffec 10c: e59f1064 ldr r1, [pc, #100] ; 178 <grep+0x178> 110: e1500001 cmp r0, r1 114: 1a000003 bne 128 <grep+0x128> 118: eaffffff b 11c <grep+0x11c> 11c: e3a00000 mov r0, #0 120: e50b0010 str r0, [fp, #-16] 124: eaffffff b 128 <grep+0x128> 128: e51b0010 ldr r0, [fp, #-16] 12c: e3500001 cmp r0, #1 130: ba00000d blt 16c <grep+0x16c> 134: eaffffff b 138 <grep+0x138> 138: e51b0014 ldr r0, [fp, #-20] ; 0xffffffec 13c: e59f1034 ldr r1, [pc, #52] ; 178 <grep+0x178> 140: e0402001 sub r2, r0, r1 144: e51b3010 ldr r3, [fp, #-16] 148: e0432002 sub r2, r3, r2 14c: e50b2010 str r2, [fp, #-16] 150: e51b2010 ldr r2, [fp, #-16] 154: e58d0008 str r0, [sp, #8] 158: e1a00001 mov r0, r1 15c: e59d1008 ldr r1, [sp, #8] 160: eb00024e bl aa0 <memmove> 164: e58d0004 str r0, [sp, #4] 168: eaffffff b 16c <grep+0x16c> 16c: eaffffaf b 30 <grep+0x30> 170: e1a0d00b mov sp, fp 174: e8bd8800 pop {fp, pc} 178: 00001754 .word 0x00001754 0000017c <match>: 17c: e92d4800 push {fp, lr} 180: e1a0b00d mov fp, sp 184: e24dd018 sub sp, sp, #24 188: e1a02001 mov r2, r1 18c: e1a03000 mov r3, r0 190: e50b0008 str r0, [fp, #-8] 194: e58d100c str r1, [sp, #12] 198: e51b0008 ldr r0, [fp, #-8] 19c: e5d00000 ldrb r0, [r0] 1a0: e350005e cmp r0, #94 ; 0x5e 1a4: e58d2008 str r2, [sp, #8] 1a8: e58d3004 str r3, [sp, #4] 1ac: 1a000006 bne 1cc <match+0x50> 1b0: eaffffff b 1b4 <match+0x38> 1b4: e51b0008 ldr r0, [fp, #-8] 1b8: e2800001 add r0, r0, #1 1bc: e59d100c ldr r1, [sp, #12] 1c0: eb000061 bl 34c <matchhere> 1c4: e50b0004 str r0, [fp, #-4] 1c8: ea000014 b 220 <match+0xa4> 1cc: eaffffff b 1d0 <match+0x54> 1d0: e51b0008 ldr r0, [fp, #-8] 1d4: e59d100c ldr r1, [sp, #12] 1d8: eb00005b bl 34c <matchhere> 1dc: e3500000 cmp r0, #0 1e0: 0a000003 beq 1f4 <match+0x78> 1e4: eaffffff b 1e8 <match+0x6c> 1e8: e3a00001 mov r0, #1 1ec: e50b0004 str r0, [fp, #-4] 1f0: ea00000a b 220 <match+0xa4> 1f4: eaffffff b 1f8 <match+0x7c> 1f8: e59d000c ldr r0, [sp, #12] 1fc: e2801001 add r1, r0, #1 200: e58d100c str r1, [sp, #12] 204: e5d00000 ldrb r0, [r0] 208: e3500000 cmp r0, #0 20c: 1affffef bne 1d0 <match+0x54> 210: eaffffff b 214 <match+0x98> 214: e3a00000 mov r0, #0 218: e50b0004 str r0, [fp, #-4] 21c: eaffffff b 220 <match+0xa4> 220: e51b0004 ldr r0, [fp, #-4] 224: e1a0d00b mov sp, fp 228: e8bd8800 pop {fp, pc} 0000022c <main>: 22c: e92d4800 push {fp, lr} 230: e1a0b00d mov fp, sp 234: e24dd038 sub sp, sp, #56 ; 0x38 238: e1a02001 mov r2, r1 23c: e1a03000 mov r3, r0 240: e3a0c000 mov ip, #0 244: e50bc004 str ip, [fp, #-4] 248: e50b0008 str r0, [fp, #-8] 24c: e50b100c str r1, [fp, #-12] 250: e51b0008 ldr r0, [fp, #-8] 254: e3500001 cmp r0, #1 258: e58d201c str r2, [sp, #28] 25c: e58d3018 str r3, [sp, #24] 260: ca000005 bgt 27c <main+0x50> 264: eaffffff b 268 <main+0x3c> 268: e59f10d8 ldr r1, [pc, #216] ; 348 <main+0x11c> 26c: e3a00002 mov r0, #2 270: eb0002eb bl e24 <printf> 274: eb000236 bl b54 <exit> 278: e58d0014 str r0, [sp, #20] 27c: e51b000c ldr r0, [fp, #-12] 280: e5900004 ldr r0, [r0, #4] 284: e50b0018 str r0, [fp, #-24] ; 0xffffffe8 288: e51b0008 ldr r0, [fp, #-8] 28c: e3500002 cmp r0, #2 290: ca000005 bgt 2ac <main+0x80> 294: eaffffff b 298 <main+0x6c> 298: e51b0018 ldr r0, [fp, #-24] ; 0xffffffe8 29c: e3a01000 mov r1, #0 2a0: ebffff56 bl 0 <grep> 2a4: eb00022a bl b54 <exit> 2a8: e58d0010 str r0, [sp, #16] 2ac: e3a00002 mov r0, #2 2b0: e50b0014 str r0, [fp, #-20] ; 0xffffffec 2b4: eaffffff b 2b8 <main+0x8c> 2b8: e51b0014 ldr r0, [fp, #-20] ; 0xffffffec 2bc: e51b1008 ldr r1, [fp, #-8] 2c0: e1500001 cmp r0, r1 2c4: aa00001c bge 33c <main+0x110> 2c8: eaffffff b 2cc <main+0xa0> 2cc: e51b000c ldr r0, [fp, #-12] 2d0: e51b1014 ldr r1, [fp, #-20] ; 0xffffffec 2d4: e7900101 ldr r0, [r0, r1, lsl #2] 2d8: e3a01000 mov r1, #0 2dc: eb000264 bl c74 <open> 2e0: e50b0010 str r0, [fp, #-16] 2e4: e3500000 cmp r0, #0 2e8: aa000008 bge 310 <main+0xe4> 2ec: eaffffff b 2f0 <main+0xc4> 2f0: e51b000c ldr r0, [fp, #-12] 2f4: e51b1014 ldr r1, [fp, #-20] ; 0xffffffec 2f8: e7902101 ldr r2, [r0, r1, lsl #2] 2fc: e59f1040 ldr r1, [pc, #64] ; 344 <main+0x118> 300: e3a00001 mov r0, #1 304: eb0002c6 bl e24 <printf> 308: eb000211 bl b54 <exit> 30c: e58d000c str r0, [sp, #12] 310: e51b0018 ldr r0, [fp, #-24] ; 0xffffffe8 314: e51b1010 ldr r1, [fp, #-16] 318: ebffff38 bl 0 <grep> 31c: e51b0010 ldr r0, [fp, #-16] 320: eb000238 bl c08 <close> 324: e58d0008 str r0, [sp, #8] 328: eaffffff b 32c <main+0x100> 32c: e51b0014 ldr r0, [fp, #-20] ; 0xffffffec 330: e2800001 add r0, r0, #1 334: e50b0014 str r0, [fp, #-20] ; 0xffffffec 338: eaffffde b 2b8 <main+0x8c> 33c: eb000204 bl b54 <exit> 340: e58d0004 str r0, [sp, #4] 344: 0000170c .word 0x0000170c 348: 000016ec .word 0x000016ec 0000034c <matchhere>: 34c: e92d4800 push {fp, lr} 350: e1a0b00d mov fp, sp 354: e24dd018 sub sp, sp, #24 358: e1a02001 mov r2, r1 35c: e1a03000 mov r3, r0 360: e50b0008 str r0, [fp, #-8] 364: e58d100c str r1, [sp, #12] 368: e51b0008 ldr r0, [fp, #-8] 36c: e5d00000 ldrb r0, [r0] 370: e3500000 cmp r0, #0 374: e58d2008 str r2, [sp, #8] 378: e58d3004 str r3, [sp, #4] 37c: 1a000003 bne 390 <matchhere+0x44> 380: eaffffff b 384 <matchhere+0x38> 384: e3a00001 mov r0, #1 388: e50b0004 str r0, [fp, #-4] 38c: ea000039 b 478 <matchhere+0x12c> 390: e51b0008 ldr r0, [fp, #-8] 394: e5d00001 ldrb r0, [r0, #1] 398: e350002a cmp r0, #42 ; 0x2a 39c: 1a000009 bne 3c8 <matchhere+0x7c> 3a0: eaffffff b 3a4 <matchhere+0x58> 3a4: e51b0008 ldr r0, [fp, #-8] 3a8: e4d01002 ldrb r1, [r0], #2 3ac: e59d200c ldr r2, [sp, #12] 3b0: e58d0000 str r0, [sp] 3b4: e1a00001 mov r0, r1 3b8: e59d1000 ldr r1, [sp] 3bc: eb000030 bl 484 <matchstar> 3c0: e50b0004 str r0, [fp, #-4] 3c4: ea00002b b 478 <matchhere+0x12c> 3c8: e51b0008 ldr r0, [fp, #-8] 3cc: e5d00000 ldrb r0, [r0] 3d0: e3500024 cmp r0, #36 ; 0x24 3d4: 1a00000c bne 40c <matchhere+0xc0> 3d8: eaffffff b 3dc <matchhere+0x90> 3dc: e51b0008 ldr r0, [fp, #-8] 3e0: e5d00001 ldrb r0, [r0, #1] 3e4: e3500000 cmp r0, #0 3e8: 1a000007 bne 40c <matchhere+0xc0> 3ec: eaffffff b 3f0 <matchhere+0xa4> 3f0: e59d000c ldr r0, [sp, #12] 3f4: e5d00000 ldrb r0, [r0] 3f8: e3a01000 mov r1, #0 3fc: e3500000 cmp r0, #0 400: 03a01001 moveq r1, #1 404: e50b1004 str r1, [fp, #-4] 408: ea00001a b 478 <matchhere+0x12c> 40c: e59d000c ldr r0, [sp, #12] 410: e5d00000 ldrb r0, [r0] 414: e3500000 cmp r0, #0 418: 0a000013 beq 46c <matchhere+0x120> 41c: eaffffff b 420 <matchhere+0xd4> 420: e51b0008 ldr r0, [fp, #-8] 424: e5d00000 ldrb r0, [r0] 428: e350002e cmp r0, #46 ; 0x2e 42c: 0a000007 beq 450 <matchhere+0x104> 430: eaffffff b 434 <matchhere+0xe8> 434: e51b0008 ldr r0, [fp, #-8] 438: e5d00000 ldrb r0, [r0] 43c: e59d100c ldr r1, [sp, #12] 440: e5d11000 ldrb r1, [r1] 444: e1500001 cmp r0, r1 448: 1a000007 bne 46c <matchhere+0x120> 44c: eaffffff b 450 <matchhere+0x104> 450: e51b0008 ldr r0, [fp, #-8] 454: e2800001 add r0, r0, #1 458: e59d100c ldr r1, [sp, #12] 45c: e2811001 add r1, r1, #1 460: ebffffb9 bl 34c <matchhere> 464: e50b0004 str r0, [fp, #-4] 468: ea000002 b 478 <matchhere+0x12c> 46c: e3a00000 mov r0, #0 470: e50b0004 str r0, [fp, #-4] 474: eaffffff b 478 <matchhere+0x12c> 478: e51b0004 ldr r0, [fp, #-4] 47c: e1a0d00b mov sp, fp 480: e8bd8800 pop {fp, pc} 00000484 <matchstar>: return 0; } // matchstar: search for c*re at beginning of text int matchstar(int c, char *re, char *text) { 484: e92d4800 push {fp, lr} 488: e1a0b00d mov fp, sp 48c: e24dd028 sub sp, sp, #40 ; 0x28 490: e1a03002 mov r3, r2 494: e1a0c001 mov ip, r1 498: e1a0e000 mov lr, r0 49c: e50b0008 str r0, [fp, #-8] 4a0: e50b100c str r1, [fp, #-12] 4a4: e50b2010 str r2, [fp, #-16] do{ // a * matches zero or more instances 4a8: e58d3014 str r3, [sp, #20] 4ac: e58dc010 str ip, [sp, #16] 4b0: e58de00c str lr, [sp, #12] 4b4: eaffffff b 4b8 <matchstar+0x34> if(matchhere(re, text)) 4b8: e51b000c ldr r0, [fp, #-12] 4bc: e51b1010 ldr r1, [fp, #-16] 4c0: ebffffa1 bl 34c <matchhere> 4c4: e3500000 cmp r0, #0 4c8: 0a000003 beq 4dc <matchstar+0x58> 4cc: eaffffff b 4d0 <matchstar+0x4c> return 1; 4d0: e3a00001 mov r0, #1 4d4: e50b0004 str r0, [fp, #-4] 4d8: ea000021 b 564 <matchstar+0xe0> }while(*text!='\0' && (*text++==c || c=='.')); 4dc: eaffffff b 4e0 <matchstar+0x5c> 4e0: e51b0010 ldr r0, [fp, #-16] 4e4: e5d00000 ldrb r0, [r0] 4e8: e3a01000 mov r1, #0 4ec: e3500000 cmp r0, #0 4f0: e58d1008 str r1, [sp, #8] 4f4: 0a000013 beq 548 <matchstar+0xc4> 4f8: eaffffff b 4fc <matchstar+0x78> 4fc: e51b0010 ldr r0, [fp, #-16] 500: e2801001 add r1, r0, #1 504: e50b1010 str r1, [fp, #-16] 508: e5d00000 ldrb r0, [r0] 50c: e51b1008 ldr r1, [fp, #-8] 510: e3a02001 mov r2, #1 514: e1500001 cmp r0, r1 518: e58d2004 str r2, [sp, #4] 51c: 0a000006 beq 53c <matchstar+0xb8> 520: eaffffff b 524 <matchstar+0xa0> 524: e51b0008 ldr r0, [fp, #-8] 528: e3a01000 mov r1, #0 52c: e350002e cmp r0, #46 ; 0x2e 530: 03a01001 moveq r1, #1 534: e58d1004 str r1, [sp, #4] 538: eaffffff b 53c <matchstar+0xb8> 53c: e59d0004 ldr r0, [sp, #4] 540: e58d0008 str r0, [sp, #8] 544: eaffffff b 548 <matchstar+0xc4> 548: e59d0008 ldr r0, [sp, #8] 54c: e3100001 tst r0, #1 550: 1affffd8 bne 4b8 <matchstar+0x34> 554: eaffffff b 558 <matchstar+0xd4> return 0; 558: e3a00000 mov r0, #0 55c: e50b0004 str r0, [fp, #-4] 560: eaffffff b 564 <matchstar+0xe0> } 564: e51b0004 ldr r0, [fp, #-4] 568: e1a0d00b mov sp, fp 56c: e8bd8800 pop {fp, pc} 00000570 <strcpy>: #include "fcntl.h" #include "user.h" char* strcpy(char *s, char *t) { 570: e24dd014 sub sp, sp, #20 574: e1a02001 mov r2, r1 578: e1a03000 mov r3, r0 57c: e58d0010 str r0, [sp, #16] 580: e58d100c str r1, [sp, #12] 584: e59d0010 ldr r0, [sp, #16] 588: e58d0008 str r0, [sp, #8] 58c: e58d2004 str r2, [sp, #4] 590: e58d3000 str r3, [sp] 594: eaffffff b 598 <strcpy+0x28> 598: e59d000c ldr r0, [sp, #12] 59c: e2801001 add r1, r0, #1 5a0: e58d100c str r1, [sp, #12] 5a4: e5d00000 ldrb r0, [r0] 5a8: e59d1010 ldr r1, [sp, #16] 5ac: e2812001 add r2, r1, #1 5b0: e58d2010 str r2, [sp, #16] 5b4: e5c10000 strb r0, [r1] 5b8: e3500000 cmp r0, #0 5bc: 0a000001 beq 5c8 <strcpy+0x58> 5c0: eaffffff b 5c4 <strcpy+0x54> 5c4: eafffff3 b 598 <strcpy+0x28> 5c8: e59d0008 ldr r0, [sp, #8] 5cc: e28dd014 add sp, sp, #20 5d0: e12fff1e bx lr 000005d4 <strcmp>: 5d4: e24dd014 sub sp, sp, #20 5d8: e1a02001 mov r2, r1 5dc: e1a03000 mov r3, r0 5e0: e58d0010 str r0, [sp, #16] 5e4: e58d100c str r1, [sp, #12] 5e8: e58d2008 str r2, [sp, #8] 5ec: e58d3004 str r3, [sp, #4] 5f0: eaffffff b 5f4 <strcmp+0x20> 5f4: e59d0010 ldr r0, [sp, #16] 5f8: e5d00000 ldrb r0, [r0] 5fc: e3a01000 mov r1, #0 600: e3500000 cmp r0, #0 604: e58d1000 str r1, [sp] 608: 0a000009 beq 634 <strcmp+0x60> 60c: eaffffff b 610 <strcmp+0x3c> 610: e59d0010 ldr r0, [sp, #16] 614: e5d00000 ldrb r0, [r0] 618: e59d100c ldr r1, [sp, #12] 61c: e5d11000 ldrb r1, [r1] 620: e3a02000 mov r2, #0 624: e1500001 cmp r0, r1 628: 03a02001 moveq r2, #1 62c: e58d2000 str r2, [sp] 630: eaffffff b 634 <strcmp+0x60> 634: e59d0000 ldr r0, [sp] 638: e3100001 tst r0, #1 63c: 0a000007 beq 660 <strcmp+0x8c> 640: eaffffff b 644 <strcmp+0x70> 644: e59d0010 ldr r0, [sp, #16] 648: e2800001 add r0, r0, #1 64c: e58d0010 str r0, [sp, #16] 650: e59d000c ldr r0, [sp, #12] 654: e2800001 add r0, r0, #1 658: e58d000c str r0, [sp, #12] 65c: eaffffe4 b 5f4 <strcmp+0x20> 660: e59d0010 ldr r0, [sp, #16] 664: e5d00000 ldrb r0, [r0] 668: e59d100c ldr r1, [sp, #12] 66c: e5d11000 ldrb r1, [r1] 670: e0400001 sub r0, r0, r1 674: e28dd014 add sp, sp, #20 678: e12fff1e bx lr 0000067c <strlen>: 67c: e24dd00c sub sp, sp, #12 680: e1a01000 mov r1, r0 684: e58d0008 str r0, [sp, #8] 688: e3a00000 mov r0, #0 68c: e58d0004 str r0, [sp, #4] 690: e58d1000 str r1, [sp] 694: eaffffff b 698 <strlen+0x1c> 698: e59d0008 ldr r0, [sp, #8] 69c: e59d1004 ldr r1, [sp, #4] 6a0: e7d00001 ldrb r0, [r0, r1] 6a4: e3500000 cmp r0, #0 6a8: 0a000005 beq 6c4 <strlen+0x48> 6ac: eaffffff b 6b0 <strlen+0x34> 6b0: eaffffff b 6b4 <strlen+0x38> 6b4: e59d0004 ldr r0, [sp, #4] 6b8: e2800001 add r0, r0, #1 6bc: e58d0004 str r0, [sp, #4] 6c0: eafffff4 b 698 <strlen+0x1c> 6c4: e59d0004 ldr r0, [sp, #4] 6c8: e28dd00c add sp, sp, #12 6cc: e12fff1e bx lr 000006d0 <memset>: 6d0: e92d4800 push {fp, lr} 6d4: e1a0b00d mov fp, sp 6d8: e24dd02c sub sp, sp, #44 ; 0x2c 6dc: e1a03002 mov r3, r2 6e0: e1a0c001 mov ip, r1 6e4: e1a0e000 mov lr, r0 6e8: e50b0004 str r0, [fp, #-4] 6ec: e50b1008 str r1, [fp, #-8] 6f0: e50b200c str r2, [fp, #-12] 6f4: e51b0004 ldr r0, [fp, #-4] 6f8: e50b0010 str r0, [fp, #-16] 6fc: e51b0008 ldr r0, [fp, #-8] 700: e54b0011 strb r0, [fp, #-17] ; 0xffffffef 704: e55b0011 ldrb r0, [fp, #-17] ; 0xffffffef 708: e1a01c00 lsl r1, r0, #24 70c: e1811800 orr r1, r1, r0, lsl #16 710: e1811400 orr r1, r1, r0, lsl #8 714: e1810000 orr r0, r1, r0 718: e58d0014 str r0, [sp, #20] 71c: e58d300c str r3, [sp, #12] 720: e58dc008 str ip, [sp, #8] 724: e58de004 str lr, [sp, #4] 728: eaffffff b 72c <memset+0x5c> 72c: e51b000c ldr r0, [fp, #-12] 730: e3a01000 mov r1, #0 734: e3500000 cmp r0, #0 738: e58d1000 str r1, [sp] 73c: 0a000006 beq 75c <memset+0x8c> 740: eaffffff b 744 <memset+0x74> 744: e55b0010 ldrb r0, [fp, #-16] 748: e2000003 and r0, r0, #3 74c: e3500000 cmp r0, #0 750: 13a00001 movne r0, #1 754: e58d0000 str r0, [sp] 758: eaffffff b 75c <memset+0x8c> 75c: e59d0000 ldr r0, [sp] 760: e3100001 tst r0, #1 764: 0a00000b beq 798 <memset+0xc8> 768: eaffffff b 76c <memset+0x9c> 76c: e55b0011 ldrb r0, [fp, #-17] ; 0xffffffef 770: e51b1010 ldr r1, [fp, #-16] 774: e5c10000 strb r0, [r1] 778: eaffffff b 77c <memset+0xac> 77c: e51b000c ldr r0, [fp, #-12] 780: e2400001 sub r0, r0, #1 784: e50b000c str r0, [fp, #-12] 788: e51b0010 ldr r0, [fp, #-16] 78c: e2800001 add r0, r0, #1 790: e50b0010 str r0, [fp, #-16] 794: eaffffe4 b 72c <memset+0x5c> 798: e51b0010 ldr r0, [fp, #-16] 79c: e58d0010 str r0, [sp, #16] 7a0: eaffffff b 7a4 <memset+0xd4> 7a4: e51b000c ldr r0, [fp, #-12] 7a8: e3500004 cmp r0, #4 7ac: 3a00000b bcc 7e0 <memset+0x110> 7b0: eaffffff b 7b4 <memset+0xe4> 7b4: e59d0014 ldr r0, [sp, #20] 7b8: e59d1010 ldr r1, [sp, #16] 7bc: e5810000 str r0, [r1] 7c0: eaffffff b 7c4 <memset+0xf4> 7c4: e51b000c ldr r0, [fp, #-12] 7c8: e2400004 sub r0, r0, #4 7cc: e50b000c str r0, [fp, #-12] 7d0: e59d0010 ldr r0, [sp, #16] 7d4: e2800004 add r0, r0, #4 7d8: e58d0010 str r0, [sp, #16] 7dc: eafffff0 b 7a4 <memset+0xd4> 7e0: e59d0010 ldr r0, [sp, #16] 7e4: e50b0010 str r0, [fp, #-16] 7e8: eaffffff b 7ec <memset+0x11c> 7ec: e51b000c ldr r0, [fp, #-12] 7f0: e3500000 cmp r0, #0 7f4: 0a00000b beq 828 <memset+0x158> 7f8: eaffffff b 7fc <memset+0x12c> 7fc: e55b0011 ldrb r0, [fp, #-17] ; 0xffffffef 800: e51b1010 ldr r1, [fp, #-16] 804: e5c10000 strb r0, [r1] 808: eaffffff b 80c <memset+0x13c> 80c: e51b000c ldr r0, [fp, #-12] 810: e2400001 sub r0, r0, #1 814: e50b000c str r0, [fp, #-12] 818: e51b0010 ldr r0, [fp, #-16] 81c: e2800001 add r0, r0, #1 820: e50b0010 str r0, [fp, #-16] 824: eafffff0 b 7ec <memset+0x11c> 828: e51b0004 ldr r0, [fp, #-4] 82c: e1a0d00b mov sp, fp 830: e8bd8800 pop {fp, pc} 00000834 <strchr>: 834: e24dd014 sub sp, sp, #20 838: e1a02001 mov r2, r1 83c: e1a03000 mov r3, r0 840: e58d000c str r0, [sp, #12] 844: e5cd100b strb r1, [sp, #11] 848: e58d2004 str r2, [sp, #4] 84c: e58d3000 str r3, [sp] 850: eaffffff b 854 <strchr+0x20> 854: e59d000c ldr r0, [sp, #12] 858: e5d00000 ldrb r0, [r0] 85c: e3500000 cmp r0, #0 860: 0a00000e beq 8a0 <strchr+0x6c> 864: eaffffff b 868 <strchr+0x34> 868: e59d000c ldr r0, [sp, #12] 86c: e5d00000 ldrb r0, [r0] 870: e5dd100b ldrb r1, [sp, #11] 874: e1500001 cmp r0, r1 878: 1a000003 bne 88c <strchr+0x58> 87c: eaffffff b 880 <strchr+0x4c> 880: e59d000c ldr r0, [sp, #12] 884: e58d0010 str r0, [sp, #16] 888: ea000007 b 8ac <strchr+0x78> 88c: eaffffff b 890 <strchr+0x5c> 890: e59d000c ldr r0, [sp, #12] 894: e2800001 add r0, r0, #1 898: e58d000c str r0, [sp, #12] 89c: eaffffec b 854 <strchr+0x20> 8a0: e3a00000 mov r0, #0 8a4: e58d0010 str r0, [sp, #16] 8a8: eaffffff b 8ac <strchr+0x78> 8ac: e59d0010 ldr r0, [sp, #16] 8b0: e28dd014 add sp, sp, #20 8b4: e12fff1e bx lr 000008b8 <gets>: 8b8: e92d4800 push {fp, lr} 8bc: e1a0b00d mov fp, sp 8c0: e24dd020 sub sp, sp, #32 8c4: e1a02001 mov r2, r1 8c8: e1a03000 mov r3, r0 8cc: e50b0004 str r0, [fp, #-4] 8d0: e50b1008 str r1, [fp, #-8] 8d4: e3a00000 mov r0, #0 8d8: e50b000c str r0, [fp, #-12] 8dc: e58d2008 str r2, [sp, #8] 8e0: e58d3004 str r3, [sp, #4] 8e4: eaffffff b 8e8 <gets+0x30> 8e8: e51b000c ldr r0, [fp, #-12] 8ec: e2800001 add r0, r0, #1 8f0: e51b1008 ldr r1, [fp, #-8] 8f4: e1500001 cmp r0, r1 8f8: aa00001a bge 968 <gets+0xb0> 8fc: eaffffff b 900 <gets+0x48> 900: e3a00000 mov r0, #0 904: e28d100f add r1, sp, #15 908: e3a02001 mov r2, #1 90c: eb0000ab bl bc0 <read> 910: e58d0010 str r0, [sp, #16] 914: e59d0010 ldr r0, [sp, #16] 918: e3500000 cmp r0, #0 91c: ca000001 bgt 928 <gets+0x70> 920: eaffffff b 924 <gets+0x6c> 924: ea00000f b 968 <gets+0xb0> 928: e5dd000f ldrb r0, [sp, #15] 92c: e51b1004 ldr r1, [fp, #-4] 930: e51b200c ldr r2, [fp, #-12] 934: e2823001 add r3, r2, #1 938: e50b300c str r3, [fp, #-12] 93c: e7c10002 strb r0, [r1, r2] 940: e5dd000f ldrb r0, [sp, #15] 944: e350000a cmp r0, #10 948: 0a000004 beq 960 <gets+0xa8> 94c: eaffffff b 950 <gets+0x98> 950: e5dd000f ldrb r0, [sp, #15] 954: e350000d cmp r0, #13 958: 1a000001 bne 964 <gets+0xac> 95c: eaffffff b 960 <gets+0xa8> 960: ea000000 b 968 <gets+0xb0> 964: eaffffdf b 8e8 <gets+0x30> 968: e51b0004 ldr r0, [fp, #-4] 96c: e51b100c ldr r1, [fp, #-12] 970: e3a02000 mov r2, #0 974: e7c02001 strb r2, [r0, r1] 978: e51b0004 ldr r0, [fp, #-4] 97c: e1a0d00b mov sp, fp 980: e8bd8800 pop {fp, pc} 00000984 <stat>: 984: e92d4800 push {fp, lr} 988: e1a0b00d mov fp, sp 98c: e24dd020 sub sp, sp, #32 990: e1a02001 mov r2, r1 994: e1a03000 mov r3, r0 998: e50b0008 str r0, [fp, #-8] 99c: e50b100c str r1, [fp, #-12] 9a0: e51b0008 ldr r0, [fp, #-8] 9a4: e3a01000 mov r1, #0 9a8: e58d2008 str r2, [sp, #8] 9ac: e58d3004 str r3, [sp, #4] 9b0: eb0000af bl c74 <open> 9b4: e58d0010 str r0, [sp, #16] 9b8: e59d0010 ldr r0, [sp, #16] 9bc: e3500000 cmp r0, #0 9c0: aa000003 bge 9d4 <stat+0x50> 9c4: eaffffff b 9c8 <stat+0x44> 9c8: e3e00000 mvn r0, #0 9cc: e50b0004 str r0, [fp, #-4] 9d0: ea000009 b 9fc <stat+0x78> 9d4: e59d0010 ldr r0, [sp, #16] 9d8: e51b100c ldr r1, [fp, #-12] 9dc: eb0000bf bl ce0 <fstat> 9e0: e58d000c str r0, [sp, #12] 9e4: e59d0010 ldr r0, [sp, #16] 9e8: eb000086 bl c08 <close> 9ec: e59d100c ldr r1, [sp, #12] 9f0: e50b1004 str r1, [fp, #-4] 9f4: e58d0000 str r0, [sp] 9f8: eaffffff b 9fc <stat+0x78> 9fc: e51b0004 ldr r0, [fp, #-4] a00: e1a0d00b mov sp, fp a04: e8bd8800 pop {fp, pc} 00000a08 <atoi>: a08: e24dd010 sub sp, sp, #16 a0c: e1a01000 mov r1, r0 a10: e58d000c str r0, [sp, #12] a14: e3a00000 mov r0, #0 a18: e58d0008 str r0, [sp, #8] a1c: e58d1004 str r1, [sp, #4] a20: eaffffff b a24 <atoi+0x1c> a24: e59d000c ldr r0, [sp, #12] a28: e5d00000 ldrb r0, [r0] a2c: e3a01000 mov r1, #0 a30: e3500030 cmp r0, #48 ; 0x30 a34: e58d1000 str r1, [sp] a38: ba000007 blt a5c <atoi+0x54> a3c: eaffffff b a40 <atoi+0x38> a40: e59d000c ldr r0, [sp, #12] a44: e5d00000 ldrb r0, [r0] a48: e3a01000 mov r1, #0 a4c: e350003a cmp r0, #58 ; 0x3a a50: b3a01001 movlt r1, #1 a54: e58d1000 str r1, [sp] a58: eaffffff b a5c <atoi+0x54> a5c: e59d0000 ldr r0, [sp] a60: e3100001 tst r0, #1 a64: 0a00000a beq a94 <atoi+0x8c> a68: eaffffff b a6c <atoi+0x64> a6c: e59d0008 ldr r0, [sp, #8] a70: e0800100 add r0, r0, r0, lsl #2 a74: e59d100c ldr r1, [sp, #12] a78: e2812001 add r2, r1, #1 a7c: e58d200c str r2, [sp, #12] a80: e5d11000 ldrb r1, [r1] a84: e0810080 add r0, r1, r0, lsl #1 a88: e2400030 sub r0, r0, #48 ; 0x30 a8c: e58d0008 str r0, [sp, #8] a90: eaffffe3 b a24 <atoi+0x1c> a94: e59d0008 ldr r0, [sp, #8] a98: e28dd010 add sp, sp, #16 a9c: e12fff1e bx lr 00000aa0 <memmove>: aa0: e92d4800 push {fp, lr} aa4: e1a0b00d mov fp, sp aa8: e24dd020 sub sp, sp, #32 aac: e1a03002 mov r3, r2 ab0: e1a0c001 mov ip, r1 ab4: e1a0e000 mov lr, r0 ab8: e50b0004 str r0, [fp, #-4] abc: e50b1008 str r1, [fp, #-8] ac0: e50b200c str r2, [fp, #-12] ac4: e51b0004 ldr r0, [fp, #-4] ac8: e58d0010 str r0, [sp, #16] acc: e51b0008 ldr r0, [fp, #-8] ad0: e58d000c str r0, [sp, #12] ad4: e58d3008 str r3, [sp, #8] ad8: e58dc004 str ip, [sp, #4] adc: e58de000 str lr, [sp] ae0: eaffffff b ae4 <memmove+0x44> ae4: e51b000c ldr r0, [fp, #-12] ae8: e2401001 sub r1, r0, #1 aec: e50b100c str r1, [fp, #-12] af0: e3500001 cmp r0, #1 af4: ba000009 blt b20 <memmove+0x80> af8: eaffffff b afc <memmove+0x5c> afc: e59d000c ldr r0, [sp, #12] b00: e2801001 add r1, r0, #1 b04: e58d100c str r1, [sp, #12] b08: e5d00000 ldrb r0, [r0] b0c: e59d1010 ldr r1, [sp, #16] b10: e2812001 add r2, r1, #1 b14: e58d2010 str r2, [sp, #16] b18: e5c10000 strb r0, [r1] b1c: eafffff0 b ae4 <memmove+0x44> b20: e51b0004 ldr r0, [fp, #-4] b24: e1a0d00b mov sp, fp b28: e8bd8800 pop {fp, pc} 00000b2c <raise>: return vdst; } void raise() {} b2c: e12fff1e bx lr 00000b30 <fork>: b30: e52d4004 push {r4} ; (str r4, [sp, #-4]!) b34: e1a04003 mov r4, r3 b38: e1a03002 mov r3, r2 b3c: e1a02001 mov r2, r1 b40: e1a01000 mov r1, r0 b44: e3a00001 mov r0, #1 b48: ef000000 svc 0x00000000 b4c: e49d4004 pop {r4} ; (ldr r4, [sp], #4) b50: e12fff1e bx lr 00000b54 <exit>: b54: e52d4004 push {r4} ; (str r4, [sp, #-4]!) b58: e1a04003 mov r4, r3 b5c: e1a03002 mov r3, r2 b60: e1a02001 mov r2, r1 b64: e1a01000 mov r1, r0 b68: e3a00002 mov r0, #2 b6c: ef000000 svc 0x00000000 b70: e49d4004 pop {r4} ; (ldr r4, [sp], #4) b74: e12fff1e bx lr 00000b78 <wait>: b78: e52d4004 push {r4} ; (str r4, [sp, #-4]!) b7c: e1a04003 mov r4, r3 b80: e1a03002 mov r3, r2 b84: e1a02001 mov r2, r1 b88: e1a01000 mov r1, r0 b8c: e3a00003 mov r0, #3 b90: ef000000 svc 0x00000000 b94: e49d4004 pop {r4} ; (ldr r4, [sp], #4) b98: e12fff1e bx lr 00000b9c <pipe>: b9c: e52d4004 push {r4} ; (str r4, [sp, #-4]!) ba0: e1a04003 mov r4, r3 ba4: e1a03002 mov r3, r2 ba8: e1a02001 mov r2, r1 bac: e1a01000 mov r1, r0 bb0: e3a00004 mov r0, #4 bb4: ef000000 svc 0x00000000 bb8: e49d4004 pop {r4} ; (ldr r4, [sp], #4) bbc: e12fff1e bx lr 00000bc0 <read>: bc0: e52d4004 push {r4} ; (str r4, [sp, #-4]!) bc4: e1a04003 mov r4, r3 bc8: e1a03002 mov r3, r2 bcc: e1a02001 mov r2, r1 bd0: e1a01000 mov r1, r0 bd4: e3a00005 mov r0, #5 bd8: ef000000 svc 0x00000000 bdc: e49d4004 pop {r4} ; (ldr r4, [sp], #4) be0: e12fff1e bx lr 00000be4 <write>: be4: e52d4004 push {r4} ; (str r4, [sp, #-4]!) be8: e1a04003 mov r4, r3 bec: e1a03002 mov r3, r2 bf0: e1a02001 mov r2, r1 bf4: e1a01000 mov r1, r0 bf8: e3a00010 mov r0, #16 bfc: ef000000 svc 0x00000000 c00: e49d4004 pop {r4} ; (ldr r4, [sp], #4) c04: e12fff1e bx lr 00000c08 <close>: c08: e52d4004 push {r4} ; (str r4, [sp, #-4]!) c0c: e1a04003 mov r4, r3 c10: e1a03002 mov r3, r2 c14: e1a02001 mov r2, r1 c18: e1a01000 mov r1, r0 c1c: e3a00015 mov r0, #21 c20: ef000000 svc 0x00000000 c24: e49d4004 pop {r4} ; (ldr r4, [sp], #4) c28: e12fff1e bx lr 00000c2c <kill>: c2c: e52d4004 push {r4} ; (str r4, [sp, #-4]!) c30: e1a04003 mov r4, r3 c34: e1a03002 mov r3, r2 c38: e1a02001 mov r2, r1 c3c: e1a01000 mov r1, r0 c40: e3a00006 mov r0, #6 c44: ef000000 svc 0x00000000 c48: e49d4004 pop {r4} ; (ldr r4, [sp], #4) c4c: e12fff1e bx lr 00000c50 <exec>: c50: e52d4004 push {r4} ; (str r4, [sp, #-4]!) c54: e1a04003 mov r4, r3 c58: e1a03002 mov r3, r2 c5c: e1a02001 mov r2, r1 c60: e1a01000 mov r1, r0 c64: e3a00007 mov r0, #7 c68: ef000000 svc 0x00000000 c6c: e49d4004 pop {r4} ; (ldr r4, [sp], #4) c70: e12fff1e bx lr 00000c74 <open>: c74: e52d4004 push {r4} ; (str r4, [sp, #-4]!) c78: e1a04003 mov r4, r3 c7c: e1a03002 mov r3, r2 c80: e1a02001 mov r2, r1 c84: e1a01000 mov r1, r0 c88: e3a0000f mov r0, #15 c8c: ef000000 svc 0x00000000 c90: e49d4004 pop {r4} ; (ldr r4, [sp], #4) c94: e12fff1e bx lr 00000c98 <mknod>: c98: e52d4004 push {r4} ; (str r4, [sp, #-4]!) c9c: e1a04003 mov r4, r3 ca0: e1a03002 mov r3, r2 ca4: e1a02001 mov r2, r1 ca8: e1a01000 mov r1, r0 cac: e3a00011 mov r0, #17 cb0: ef000000 svc 0x00000000 cb4: e49d4004 pop {r4} ; (ldr r4, [sp], #4) cb8: e12fff1e bx lr 00000cbc <unlink>: cbc: e52d4004 push {r4} ; (str r4, [sp, #-4]!) cc0: e1a04003 mov r4, r3 cc4: e1a03002 mov r3, r2 cc8: e1a02001 mov r2, r1 ccc: e1a01000 mov r1, r0 cd0: e3a00012 mov r0, #18 cd4: ef000000 svc 0x00000000 cd8: e49d4004 pop {r4} ; (ldr r4, [sp], #4) cdc: e12fff1e bx lr 00000ce0 <fstat>: ce0: e52d4004 push {r4} ; (str r4, [sp, #-4]!) ce4: e1a04003 mov r4, r3 ce8: e1a03002 mov r3, r2 cec: e1a02001 mov r2, r1 cf0: e1a01000 mov r1, r0 cf4: e3a00008 mov r0, #8 cf8: ef000000 svc 0x00000000 cfc: e49d4004 pop {r4} ; (ldr r4, [sp], #4) d00: e12fff1e bx lr 00000d04 <link>: d04: e52d4004 push {r4} ; (str r4, [sp, #-4]!) d08: e1a04003 mov r4, r3 d0c: e1a03002 mov r3, r2 d10: e1a02001 mov r2, r1 d14: e1a01000 mov r1, r0 d18: e3a00013 mov r0, #19 d1c: ef000000 svc 0x00000000 d20: e49d4004 pop {r4} ; (ldr r4, [sp], #4) d24: e12fff1e bx lr 00000d28 <mkdir>: d28: e52d4004 push {r4} ; (str r4, [sp, #-4]!) d2c: e1a04003 mov r4, r3 d30: e1a03002 mov r3, r2 d34: e1a02001 mov r2, r1 d38: e1a01000 mov r1, r0 d3c: e3a00014 mov r0, #20 d40: ef000000 svc 0x00000000 d44: e49d4004 pop {r4} ; (ldr r4, [sp], #4) d48: e12fff1e bx lr 00000d4c <chdir>: d4c: e52d4004 push {r4} ; (str r4, [sp, #-4]!) d50: e1a04003 mov r4, r3 d54: e1a03002 mov r3, r2 d58: e1a02001 mov r2, r1 d5c: e1a01000 mov r1, r0 d60: e3a00009 mov r0, #9 d64: ef000000 svc 0x00000000 d68: e49d4004 pop {r4} ; (ldr r4, [sp], #4) d6c: e12fff1e bx lr 00000d70 <dup>: d70: e52d4004 push {r4} ; (str r4, [sp, #-4]!) d74: e1a04003 mov r4, r3 d78: e1a03002 mov r3, r2 d7c: e1a02001 mov r2, r1 d80: e1a01000 mov r1, r0 d84: e3a0000a mov r0, #10 d88: ef000000 svc 0x00000000 d8c: e49d4004 pop {r4} ; (ldr r4, [sp], #4) d90: e12fff1e bx lr 00000d94 <getpid>: d94: e52d4004 push {r4} ; (str r4, [sp, #-4]!) d98: e1a04003 mov r4, r3 d9c: e1a03002 mov r3, r2 da0: e1a02001 mov r2, r1 da4: e1a01000 mov r1, r0 da8: e3a0000b mov r0, #11 dac: ef000000 svc 0x00000000 db0: e49d4004 pop {r4} ; (ldr r4, [sp], #4) db4: e12fff1e bx lr 00000db8 <sbrk>: db8: e52d4004 push {r4} ; (str r4, [sp, #-4]!) dbc: e1a04003 mov r4, r3 dc0: e1a03002 mov r3, r2 dc4: e1a02001 mov r2, r1 dc8: e1a01000 mov r1, r0 dcc: e3a0000c mov r0, #12 dd0: ef000000 svc 0x00000000 dd4: e49d4004 pop {r4} ; (ldr r4, [sp], #4) dd8: e12fff1e bx lr 00000ddc <sleep>: ddc: e52d4004 push {r4} ; (str r4, [sp, #-4]!) de0: e1a04003 mov r4, r3 de4: e1a03002 mov r3, r2 de8: e1a02001 mov r2, r1 dec: e1a01000 mov r1, r0 df0: e3a0000d mov r0, #13 df4: ef000000 svc 0x00000000 df8: e49d4004 pop {r4} ; (ldr r4, [sp], #4) dfc: e12fff1e bx lr 00000e00 <uptime>: e00: e52d4004 push {r4} ; (str r4, [sp, #-4]!) e04: e1a04003 mov r4, r3 e08: e1a03002 mov r3, r2 e0c: e1a02001 mov r2, r1 e10: e1a01000 mov r1, r0 e14: e3a0000e mov r0, #14 e18: ef000000 svc 0x00000000 e1c: e49d4004 pop {r4} ; (ldr r4, [sp], #4) e20: e12fff1e bx lr 00000e24 <printf>: } // Print to the given fd. Only understands %d, %x, %p, %s. void printf(int fd, char *fmt, ...) { e24: e92d4800 push {fp, lr} e28: e1a0b00d mov fp, sp e2c: e24dd028 sub sp, sp, #40 ; 0x28 e30: e1a02001 mov r2, r1 e34: e1a03000 mov r3, r0 e38: e50b0004 str r0, [fp, #-4] e3c: e50b1008 str r1, [fp, #-8] e40: e3a00000 mov r0, #0 e44: e58d0010 str r0, [sp, #16] e48: e24b1008 sub r1, fp, #8 e4c: e2811004 add r1, r1, #4 e50: e58d100c str r1, [sp, #12] e54: e58d0014 str r0, [sp, #20] e58: e58d2008 str r2, [sp, #8] e5c: e58d3004 str r3, [sp, #4] e60: eaffffff b e64 <printf+0x40> e64: e51b0008 ldr r0, [fp, #-8] e68: e59d1014 ldr r1, [sp, #20] e6c: e7d00001 ldrb r0, [r0, r1] e70: e3500000 cmp r0, #0 e74: 0a00007e beq 1074 <printf+0x250> e78: eaffffff b e7c <printf+0x58> e7c: e51b0008 ldr r0, [fp, #-8] e80: e59d1014 ldr r1, [sp, #20] e84: e7d00001 ldrb r0, [r0, r1] e88: e50b0010 str r0, [fp, #-16] e8c: e59d0010 ldr r0, [sp, #16] e90: e3500000 cmp r0, #0 e94: 1a00000c bne ecc <printf+0xa8> e98: eaffffff b e9c <printf+0x78> e9c: e51b0010 ldr r0, [fp, #-16] ea0: e3500025 cmp r0, #37 ; 0x25 ea4: 1a000003 bne eb8 <printf+0x94> ea8: eaffffff b eac <printf+0x88> eac: e3a00025 mov r0, #37 ; 0x25 eb0: e58d0010 str r0, [sp, #16] eb4: ea000003 b ec8 <printf+0xa4> eb8: e51b0004 ldr r0, [fp, #-4] ebc: e55b1010 ldrb r1, [fp, #-16] ec0: eb00006e bl 1080 <putc> ec4: eaffffff b ec8 <printf+0xa4> ec8: ea000064 b 1060 <printf+0x23c> ecc: e59d0010 ldr r0, [sp, #16] ed0: e3500025 cmp r0, #37 ; 0x25 ed4: 1a000060 bne 105c <printf+0x238> ed8: eaffffff b edc <printf+0xb8> edc: e51b0010 ldr r0, [fp, #-16] ee0: e3500064 cmp r0, #100 ; 0x64 ee4: 1a00000a bne f14 <printf+0xf0> ee8: eaffffff b eec <printf+0xc8> eec: e51b0004 ldr r0, [fp, #-4] ef0: e59d100c ldr r1, [sp, #12] ef4: e5911000 ldr r1, [r1] ef8: e3a0200a mov r2, #10 efc: e3a03001 mov r3, #1 f00: eb00006f bl 10c4 <printint> f04: e59d000c ldr r0, [sp, #12] f08: e2800004 add r0, r0, #4 f0c: e58d000c str r0, [sp, #12] f10: ea00004e b 1050 <printf+0x22c> f14: e51b0010 ldr r0, [fp, #-16] f18: e3500078 cmp r0, #120 ; 0x78 f1c: 0a000004 beq f34 <printf+0x110> f20: eaffffff b f24 <printf+0x100> f24: e51b0010 ldr r0, [fp, #-16] f28: e3500070 cmp r0, #112 ; 0x70 f2c: 1a00000a bne f5c <printf+0x138> f30: eaffffff b f34 <printf+0x110> f34: e51b0004 ldr r0, [fp, #-4] f38: e59d100c ldr r1, [sp, #12] f3c: e5911000 ldr r1, [r1] f40: e3a02010 mov r2, #16 f44: e3a03000 mov r3, #0 f48: eb00005d bl 10c4 <printint> f4c: e59d000c ldr r0, [sp, #12] f50: e2800004 add r0, r0, #4 f54: e58d000c str r0, [sp, #12] f58: ea00003b b 104c <printf+0x228> f5c: e51b0010 ldr r0, [fp, #-16] f60: e3500073 cmp r0, #115 ; 0x73 f64: 1a00001a bne fd4 <printf+0x1b0> f68: eaffffff b f6c <printf+0x148> f6c: e59d000c ldr r0, [sp, #12] f70: e4901004 ldr r1, [r0], #4 f74: e50b100c str r1, [fp, #-12] f78: e58d000c str r0, [sp, #12] f7c: e51b000c ldr r0, [fp, #-12] f80: e3500000 cmp r0, #0 f84: 1a000003 bne f98 <printf+0x174> f88: eaffffff b f8c <printf+0x168> f8c: e59f00e8 ldr r0, [pc, #232] ; 107c <printf+0x258> f90: e50b000c str r0, [fp, #-12] f94: eaffffff b f98 <printf+0x174> f98: eaffffff b f9c <printf+0x178> f9c: e51b000c ldr r0, [fp, #-12] fa0: e5d00000 ldrb r0, [r0] fa4: e3500000 cmp r0, #0 fa8: 0a000008 beq fd0 <printf+0x1ac> fac: eaffffff b fb0 <printf+0x18c> fb0: e51b0004 ldr r0, [fp, #-4] fb4: e51b100c ldr r1, [fp, #-12] fb8: e5d11000 ldrb r1, [r1] fbc: eb00002f bl 1080 <putc> fc0: e51b000c ldr r0, [fp, #-12] fc4: e2800001 add r0, r0, #1 fc8: e50b000c str r0, [fp, #-12] fcc: eafffff2 b f9c <printf+0x178> fd0: ea00001c b 1048 <printf+0x224> fd4: e51b0010 ldr r0, [fp, #-16] fd8: e3500063 cmp r0, #99 ; 0x63 fdc: 1a000008 bne 1004 <printf+0x1e0> fe0: eaffffff b fe4 <printf+0x1c0> fe4: e51b0004 ldr r0, [fp, #-4] fe8: e59d100c ldr r1, [sp, #12] fec: e5d11000 ldrb r1, [r1] ff0: eb000022 bl 1080 <putc> ff4: e59d000c ldr r0, [sp, #12] ff8: e2800004 add r0, r0, #4 ffc: e58d000c str r0, [sp, #12] 1000: ea00000f b 1044 <printf+0x220> 1004: e51b0010 ldr r0, [fp, #-16] 1008: e3500025 cmp r0, #37 ; 0x25 100c: 1a000004 bne 1024 <printf+0x200> 1010: eaffffff b 1014 <printf+0x1f0> 1014: e51b0004 ldr r0, [fp, #-4] 1018: e55b1010 ldrb r1, [fp, #-16] 101c: eb000017 bl 1080 <putc> 1020: ea000006 b 1040 <printf+0x21c> 1024: e51b0004 ldr r0, [fp, #-4] 1028: e3a01025 mov r1, #37 ; 0x25 102c: eb000013 bl 1080 <putc> 1030: e51b0004 ldr r0, [fp, #-4] 1034: e55b1010 ldrb r1, [fp, #-16] 1038: eb000010 bl 1080 <putc> 103c: eaffffff b 1040 <printf+0x21c> 1040: eaffffff b 1044 <printf+0x220> 1044: eaffffff b 1048 <printf+0x224> 1048: eaffffff b 104c <printf+0x228> 104c: eaffffff b 1050 <printf+0x22c> 1050: e3a00000 mov r0, #0 1054: e58d0010 str r0, [sp, #16] 1058: eaffffff b 105c <printf+0x238> 105c: eaffffff b 1060 <printf+0x23c> 1060: eaffffff b 1064 <printf+0x240> 1064: e59d0014 ldr r0, [sp, #20] 1068: e2800001 add r0, r0, #1 106c: e58d0014 str r0, [sp, #20] 1070: eaffff7b b e64 <printf+0x40> 1074: e1a0d00b mov sp, fp 1078: e8bd8800 pop {fp, pc} 107c: 00001722 .word 0x00001722 00001080 <putc>: { 1080: e92d4800 push {fp, lr} 1084: e1a0b00d mov fp, sp 1088: e24dd018 sub sp, sp, #24 108c: e1a02001 mov r2, r1 1090: e1a03000 mov r3, r0 1094: e50b0004 str r0, [fp, #-4] 1098: e54b1005 strb r1, [fp, #-5] write(fd, &c, 1); 109c: e51b0004 ldr r0, [fp, #-4] 10a0: e24b1005 sub r1, fp, #5 10a4: e3a0c001 mov ip, #1 10a8: e58d200c str r2, [sp, #12] 10ac: e1a0200c mov r2, ip 10b0: e58d3008 str r3, [sp, #8] 10b4: ebfffeca bl be4 <write> } 10b8: e58d0004 str r0, [sp, #4] 10bc: e1a0d00b mov sp, fp 10c0: e8bd8800 pop {fp, pc} 000010c4 <printint>: { 10c4: e92d4830 push {r4, r5, fp, lr} 10c8: e28db008 add fp, sp, #8 10cc: e24dd040 sub sp, sp, #64 ; 0x40 10d0: e1a0c003 mov ip, r3 10d4: e1a0e002 mov lr, r2 10d8: e1a04001 mov r4, r1 10dc: e1a05000 mov r5, r0 10e0: e50b000c str r0, [fp, #-12] 10e4: e50b1010 str r1, [fp, #-16] 10e8: e50b2014 str r2, [fp, #-20] ; 0xffffffec 10ec: e50b3018 str r3, [fp, #-24] ; 0xffffffe8 10f0: e3a00000 mov r0, #0 10f4: e58d0018 str r0, [sp, #24] 10f8: e51b0018 ldr r0, [fp, #-24] ; 0xffffffe8 10fc: e3500000 cmp r0, #0 1100: e58dc010 str ip, [sp, #16] 1104: e58de00c str lr, [sp, #12] 1108: e58d4008 str r4, [sp, #8] 110c: e58d5004 str r5, [sp, #4] 1110: 0a00000a beq 1140 <printint+0x7c> 1114: eaffffff b 1118 <printint+0x54> 1118: e51b0010 ldr r0, [fp, #-16] 111c: e3500000 cmp r0, #0 1120: aa000006 bge 1140 <printint+0x7c> 1124: eaffffff b 1128 <printint+0x64> 1128: e3a00001 mov r0, #1 112c: e58d0018 str r0, [sp, #24] 1130: e51b0010 ldr r0, [fp, #-16] 1134: e2600000 rsb r0, r0, #0 1138: e58d0014 str r0, [sp, #20] 113c: ea000002 b 114c <printint+0x88> 1140: e51b0010 ldr r0, [fp, #-16] 1144: e58d0014 str r0, [sp, #20] 1148: eaffffff b 114c <printint+0x88> 114c: e3a00000 mov r0, #0 1150: e58d001c str r0, [sp, #28] 1154: eaffffff b 1158 <printint+0x94> 1158: e59d0014 ldr r0, [sp, #20] 115c: e51b1014 ldr r1, [fp, #-20] ; 0xffffffec 1160: eb000158 bl 16c8 <__aeabi_uidivmod> 1164: e59fe0a0 ldr lr, [pc, #160] ; 120c <printint+0x148> 1168: e7de1001 ldrb r1, [lr, r1] 116c: e59de01c ldr lr, [sp, #28] 1170: e28e2001 add r2, lr, #1 1174: e58d201c str r2, [sp, #28] 1178: e28d2020 add r2, sp, #32 117c: e7c2100e strb r1, [r2, lr] 1180: e58d0000 str r0, [sp] 1184: eaffffff b 1188 <printint+0xc4> 1188: e51b1014 ldr r1, [fp, #-20] ; 0xffffffec 118c: e59d0014 ldr r0, [sp, #20] 1190: eb00010f bl 15d4 <__aeabi_uidiv> 1194: e58d0014 str r0, [sp, #20] 1198: e3500000 cmp r0, #0 119c: 1affffed bne 1158 <printint+0x94> 11a0: eaffffff b 11a4 <printint+0xe0> 11a4: e59d0018 ldr r0, [sp, #24] 11a8: e3500000 cmp r0, #0 11ac: 0a000007 beq 11d0 <printint+0x10c> 11b0: eaffffff b 11b4 <printint+0xf0> 11b4: e59d001c ldr r0, [sp, #28] 11b8: e2801001 add r1, r0, #1 11bc: e58d101c str r1, [sp, #28] 11c0: e28d1020 add r1, sp, #32 11c4: e3a0202d mov r2, #45 ; 0x2d 11c8: e7c12000 strb r2, [r1, r0] 11cc: eaffffff b 11d0 <printint+0x10c> 11d0: eaffffff b 11d4 <printint+0x110> 11d4: e59d001c ldr r0, [sp, #28] 11d8: e2400001 sub r0, r0, #1 11dc: e58d001c str r0, [sp, #28] 11e0: e3500000 cmp r0, #0 11e4: ba000006 blt 1204 <printint+0x140> 11e8: eaffffff b 11ec <printint+0x128> 11ec: e51b000c ldr r0, [fp, #-12] 11f0: e59d101c ldr r1, [sp, #28] 11f4: e28d2020 add r2, sp, #32 11f8: e7d21001 ldrb r1, [r2, r1] 11fc: ebffff9f bl 1080 <putc> 1200: eafffff3 b 11d4 <printint+0x110> 1204: e24bd008 sub sp, fp, #8 1208: e8bd8830 pop {r4, r5, fp, pc} 120c: 00001734 .word 0x00001734 00001210 <free>: static Header base; static Header *freep; void free(void *ap) { 1210: e24dd014 sub sp, sp, #20 1214: e1a01000 mov r1, r0 1218: e58d0010 str r0, [sp, #16] 121c: e59d0010 ldr r0, [sp, #16] 1220: e2400008 sub r0, r0, #8 1224: e58d000c str r0, [sp, #12] 1228: e59f0188 ldr r0, [pc, #392] ; 13b8 <free+0x1a8> 122c: e5900000 ldr r0, [r0] 1230: e58d0008 str r0, [sp, #8] 1234: e58d1004 str r1, [sp, #4] 1238: eaffffff b 123c <free+0x2c> 123c: e59d000c ldr r0, [sp, #12] 1240: e59d1008 ldr r1, [sp, #8] 1244: e3a02000 mov r2, #0 1248: e1500001 cmp r0, r1 124c: e58d2000 str r2, [sp] 1250: 9a000008 bls 1278 <free+0x68> 1254: eaffffff b 1258 <free+0x48> 1258: e59d000c ldr r0, [sp, #12] 125c: e59d1008 ldr r1, [sp, #8] 1260: e5911000 ldr r1, [r1] 1264: e3a02000 mov r2, #0 1268: e1500001 cmp r0, r1 126c: 33a02001 movcc r2, #1 1270: e58d2000 str r2, [sp] 1274: eaffffff b 1278 <free+0x68> 1278: e59d0000 ldr r0, [sp] 127c: e1e00000 mvn r0, r0 1280: e3100001 tst r0, #1 1284: 0a000016 beq 12e4 <free+0xd4> 1288: eaffffff b 128c <free+0x7c> 128c: e59d0008 ldr r0, [sp, #8] 1290: e5901000 ldr r1, [r0] 1294: e1500001 cmp r0, r1 1298: 3a00000c bcc 12d0 <free+0xc0> 129c: eaffffff b 12a0 <free+0x90> 12a0: e59d000c ldr r0, [sp, #12] 12a4: e59d1008 ldr r1, [sp, #8] 12a8: e1500001 cmp r0, r1 12ac: 8a000006 bhi 12cc <free+0xbc> 12b0: eaffffff b 12b4 <free+0xa4> 12b4: e59d000c ldr r0, [sp, #12] 12b8: e59d1008 ldr r1, [sp, #8] 12bc: e5911000 ldr r1, [r1] 12c0: e1500001 cmp r0, r1 12c4: 2a000001 bcs 12d0 <free+0xc0> 12c8: eaffffff b 12cc <free+0xbc> 12cc: ea000004 b 12e4 <free+0xd4> 12d0: eaffffff b 12d4 <free+0xc4> 12d4: e59d0008 ldr r0, [sp, #8] 12d8: e5900000 ldr r0, [r0] 12dc: e58d0008 str r0, [sp, #8] 12e0: eaffffd5 b 123c <free+0x2c> 12e4: e59d000c ldr r0, [sp, #12] 12e8: e5901004 ldr r1, [r0, #4] 12ec: e0800181 add r0, r0, r1, lsl #3 12f0: e59d1008 ldr r1, [sp, #8] 12f4: e5911000 ldr r1, [r1] 12f8: e1500001 cmp r0, r1 12fc: 1a00000d bne 1338 <free+0x128> 1300: eaffffff b 1304 <free+0xf4> 1304: e59d0008 ldr r0, [sp, #8] 1308: e5900000 ldr r0, [r0] 130c: e5900004 ldr r0, [r0, #4] 1310: e59d100c ldr r1, [sp, #12] 1314: e5912004 ldr r2, [r1, #4] 1318: e0820000 add r0, r2, r0 131c: e5810004 str r0, [r1, #4] 1320: e59d0008 ldr r0, [sp, #8] 1324: e5900000 ldr r0, [r0] 1328: e5900000 ldr r0, [r0] 132c: e59d100c ldr r1, [sp, #12] 1330: e5810000 str r0, [r1] 1334: ea000004 b 134c <free+0x13c> 1338: e59d0008 ldr r0, [sp, #8] 133c: e5900000 ldr r0, [r0] 1340: e59d100c ldr r1, [sp, #12] 1344: e5810000 str r0, [r1] 1348: eaffffff b 134c <free+0x13c> 134c: e59d0008 ldr r0, [sp, #8] 1350: e5901004 ldr r1, [r0, #4] 1354: e0800181 add r0, r0, r1, lsl #3 1358: e59d100c ldr r1, [sp, #12] 135c: e1500001 cmp r0, r1 1360: 1a00000b bne 1394 <free+0x184> 1364: eaffffff b 1368 <free+0x158> 1368: e59d000c ldr r0, [sp, #12] 136c: e5900004 ldr r0, [r0, #4] 1370: e59d1008 ldr r1, [sp, #8] 1374: e5912004 ldr r2, [r1, #4] 1378: e0820000 add r0, r2, r0 137c: e5810004 str r0, [r1, #4] 1380: e59d000c ldr r0, [sp, #12] 1384: e5900000 ldr r0, [r0] 1388: e59d1008 ldr r1, [sp, #8] 138c: e5810000 str r0, [r1] 1390: ea000003 b 13a4 <free+0x194> 1394: e59d000c ldr r0, [sp, #12] 1398: e59d1008 ldr r1, [sp, #8] 139c: e5810000 str r0, [r1] 13a0: eaffffff b 13a4 <free+0x194> 13a4: e59d0008 ldr r0, [sp, #8] 13a8: e59f1008 ldr r1, [pc, #8] ; 13b8 <free+0x1a8> 13ac: e5810000 str r0, [r1] 13b0: e28dd014 add sp, sp, #20 13b4: e12fff1e bx lr 13b8: 00001748 .word 0x00001748 000013bc <malloc>: 13bc: e92d4800 push {fp, lr} 13c0: e1a0b00d mov fp, sp 13c4: e24dd018 sub sp, sp, #24 13c8: e1a01000 mov r1, r0 13cc: e50b0008 str r0, [fp, #-8] 13d0: e51b0008 ldr r0, [fp, #-8] 13d4: e2800007 add r0, r0, #7 13d8: e3a02001 mov r2, #1 13dc: e08201a0 add r0, r2, r0, lsr #3 13e0: e58d0004 str r0, [sp, #4] 13e4: e59f013c ldr r0, [pc, #316] ; 1528 <malloc+0x16c> 13e8: e5900000 ldr r0, [r0] 13ec: e58d0008 str r0, [sp, #8] 13f0: e3500000 cmp r0, #0 13f4: e58d1000 str r1, [sp] 13f8: 1a000008 bne 1420 <malloc+0x64> 13fc: eaffffff b 1400 <malloc+0x44> 1400: e59f0124 ldr r0, [pc, #292] ; 152c <malloc+0x170> 1404: e58d0008 str r0, [sp, #8] 1408: e59f1118 ldr r1, [pc, #280] ; 1528 <malloc+0x16c> 140c: e5810000 str r0, [r1] 1410: e5800000 str r0, [r0] 1414: e3a01000 mov r1, #0 1418: e5801004 str r1, [r0, #4] 141c: eaffffff b 1420 <malloc+0x64> 1420: e59d0008 ldr r0, [sp, #8] 1424: e5900000 ldr r0, [r0] 1428: e58d000c str r0, [sp, #12] 142c: eaffffff b 1430 <malloc+0x74> 1430: e59d000c ldr r0, [sp, #12] 1434: e5900004 ldr r0, [r0, #4] 1438: e59d1004 ldr r1, [sp, #4] 143c: e1500001 cmp r0, r1 1440: 3a00001f bcc 14c4 <malloc+0x108> 1444: eaffffff b 1448 <malloc+0x8c> 1448: e59d000c ldr r0, [sp, #12] 144c: e5900004 ldr r0, [r0, #4] 1450: e59d1004 ldr r1, [sp, #4] 1454: e1500001 cmp r0, r1 1458: 1a000005 bne 1474 <malloc+0xb8> 145c: eaffffff b 1460 <malloc+0xa4> 1460: e59d000c ldr r0, [sp, #12] 1464: e5900000 ldr r0, [r0] 1468: e59d1008 ldr r1, [sp, #8] 146c: e5810000 str r0, [r1] 1470: ea00000c b 14a8 <malloc+0xec> 1474: e59d0004 ldr r0, [sp, #4] 1478: e59d100c ldr r1, [sp, #12] 147c: e5912004 ldr r2, [r1, #4] 1480: e0420000 sub r0, r2, r0 1484: e5810004 str r0, [r1, #4] 1488: e59d000c ldr r0, [sp, #12] 148c: e5901004 ldr r1, [r0, #4] 1490: e0800181 add r0, r0, r1, lsl #3 1494: e58d000c str r0, [sp, #12] 1498: e59d0004 ldr r0, [sp, #4] 149c: e59d100c ldr r1, [sp, #12] 14a0: e5810004 str r0, [r1, #4] 14a4: eaffffff b 14a8 <malloc+0xec> 14a8: e59d0008 ldr r0, [sp, #8] 14ac: e59f1074 ldr r1, [pc, #116] ; 1528 <malloc+0x16c> 14b0: e5810000 str r0, [r1] 14b4: e59d000c ldr r0, [sp, #12] 14b8: e2800008 add r0, r0, #8 14bc: e50b0004 str r0, [fp, #-4] 14c0: ea000015 b 151c <malloc+0x160> 14c4: e59d000c ldr r0, [sp, #12] 14c8: e59f1058 ldr r1, [pc, #88] ; 1528 <malloc+0x16c> 14cc: e5911000 ldr r1, [r1] 14d0: e1500001 cmp r0, r1 14d4: 1a00000a bne 1504 <malloc+0x148> 14d8: eaffffff b 14dc <malloc+0x120> 14dc: e59d0004 ldr r0, [sp, #4] 14e0: eb000012 bl 1530 <morecore> 14e4: e58d000c str r0, [sp, #12] 14e8: e3500000 cmp r0, #0 14ec: 1a000003 bne 1500 <malloc+0x144> 14f0: eaffffff b 14f4 <malloc+0x138> 14f4: e3a00000 mov r0, #0 14f8: e50b0004 str r0, [fp, #-4] 14fc: ea000006 b 151c <malloc+0x160> 1500: eaffffff b 1504 <malloc+0x148> 1504: eaffffff b 1508 <malloc+0x14c> 1508: e59d000c ldr r0, [sp, #12] 150c: e58d0008 str r0, [sp, #8] 1510: e5900000 ldr r0, [r0] 1514: e58d000c str r0, [sp, #12] 1518: eaffffc4 b 1430 <malloc+0x74> 151c: e51b0004 ldr r0, [fp, #-4] 1520: e1a0d00b mov sp, fp 1524: e8bd8800 pop {fp, pc} 1528: 00001748 .word 0x00001748 152c: 0000174c .word 0x0000174c 00001530 <morecore>: freep = p; } static Header* morecore(uint nu) { 1530: e92d4800 push {fp, lr} 1534: e1a0b00d mov fp, sp 1538: e24dd018 sub sp, sp, #24 153c: e1a01000 mov r1, r0 1540: e50b0008 str r0, [fp, #-8] char *p; Header *hp; if(nu < 4096) 1544: e51b0008 ldr r0, [fp, #-8] 1548: e3a02000 mov r2, #0 154c: e1520620 cmp r2, r0, lsr #12 1550: e58d1004 str r1, [sp, #4] 1554: 1a000003 bne 1568 <morecore+0x38> 1558: eaffffff b 155c <morecore+0x2c> nu = 4096; 155c: e3a00a01 mov r0, #4096 ; 0x1000 1560: e50b0008 str r0, [fp, #-8] 1564: eaffffff b 1568 <morecore+0x38> p = sbrk(nu * sizeof(Header)); 1568: e51b0008 ldr r0, [fp, #-8] 156c: e1a00180 lsl r0, r0, #3 1570: ebfffe10 bl db8 <sbrk> 1574: e58d000c str r0, [sp, #12] if(p == (char*)-1) 1578: e59d000c ldr r0, [sp, #12] 157c: e3700001 cmn r0, #1 1580: 1a000003 bne 1594 <morecore+0x64> 1584: eaffffff b 1588 <morecore+0x58> return 0; 1588: e3a00000 mov r0, #0 158c: e50b0004 str r0, [fp, #-4] 1590: ea00000b b 15c4 <morecore+0x94> hp = (Header*)p; 1594: e59d000c ldr r0, [sp, #12] 1598: e58d0008 str r0, [sp, #8] hp->s.size = nu; 159c: e51b0008 ldr r0, [fp, #-8] 15a0: e59d1008 ldr r1, [sp, #8] 15a4: e5810004 str r0, [r1, #4] free((void*)(hp + 1)); 15a8: e59d0008 ldr r0, [sp, #8] 15ac: e2800008 add r0, r0, #8 15b0: ebffff16 bl 1210 <free> return freep; 15b4: e59f0014 ldr r0, [pc, #20] ; 15d0 <morecore+0xa0> 15b8: e5900000 ldr r0, [r0] 15bc: e50b0004 str r0, [fp, #-4] 15c0: eaffffff b 15c4 <morecore+0x94> } 15c4: e51b0004 ldr r0, [fp, #-4] 15c8: e1a0d00b mov sp, fp 15cc: e8bd8800 pop {fp, pc} 15d0: 00001748 .word 0x00001748 000015d4 <__aeabi_uidiv>: 15d4: e2512001 subs r2, r1, #1 15d8: 012fff1e bxeq lr 15dc: 3a000036 bcc 16bc <__aeabi_uidiv+0xe8> 15e0: e1500001 cmp r0, r1 15e4: 9a000022 bls 1674 <__aeabi_uidiv+0xa0> 15e8: e1110002 tst r1, r2 15ec: 0a000023 beq 1680 <__aeabi_uidiv+0xac> 15f0: e311020e tst r1, #-536870912 ; 0xe0000000 15f4: 01a01181 lsleq r1, r1, #3 15f8: 03a03008 moveq r3, #8 15fc: 13a03001 movne r3, #1 1600: e3510201 cmp r1, #268435456 ; 0x10000000 1604: 31510000 cmpcc r1, r0 1608: 31a01201 lslcc r1, r1, #4 160c: 31a03203 lslcc r3, r3, #4 1610: 3afffffa bcc 1600 <__aeabi_uidiv+0x2c> 1614: e3510102 cmp r1, #-2147483648 ; 0x80000000 1618: 31510000 cmpcc r1, r0 161c: 31a01081 lslcc r1, r1, #1 1620: 31a03083 lslcc r3, r3, #1 1624: 3afffffa bcc 1614 <__aeabi_uidiv+0x40> 1628: e3a02000 mov r2, #0 162c: e1500001 cmp r0, r1 1630: 20400001 subcs r0, r0, r1 1634: 21822003 orrcs r2, r2, r3 1638: e15000a1 cmp r0, r1, lsr #1 163c: 204000a1 subcs r0, r0, r1, lsr #1 1640: 218220a3 orrcs r2, r2, r3, lsr #1 1644: e1500121 cmp r0, r1, lsr #2 1648: 20400121 subcs r0, r0, r1, lsr #2 164c: 21822123 orrcs r2, r2, r3, lsr #2 1650: e15001a1 cmp r0, r1, lsr #3 1654: 204001a1 subcs r0, r0, r1, lsr #3 1658: 218221a3 orrcs r2, r2, r3, lsr #3 165c: e3500000 cmp r0, #0 1660: 11b03223 lsrsne r3, r3, #4 1664: 11a01221 lsrne r1, r1, #4 1668: 1affffef bne 162c <__aeabi_uidiv+0x58> 166c: e1a00002 mov r0, r2 1670: e12fff1e bx lr 1674: 03a00001 moveq r0, #1 1678: 13a00000 movne r0, #0 167c: e12fff1e bx lr 1680: e3510801 cmp r1, #65536 ; 0x10000 1684: 21a01821 lsrcs r1, r1, #16 1688: 23a02010 movcs r2, #16 168c: 33a02000 movcc r2, #0 1690: e3510c01 cmp r1, #256 ; 0x100 1694: 21a01421 lsrcs r1, r1, #8 1698: 22822008 addcs r2, r2, #8 169c: e3510010 cmp r1, #16 16a0: 21a01221 lsrcs r1, r1, #4 16a4: 22822004 addcs r2, r2, #4 16a8: e3510004 cmp r1, #4 16ac: 82822003 addhi r2, r2, #3 16b0: 908220a1 addls r2, r2, r1, lsr #1 16b4: e1a00230 lsr r0, r0, r2 16b8: e12fff1e bx lr 16bc: e3500000 cmp r0, #0 16c0: 13e00000 mvnne r0, #0 16c4: ea000007 b 16e8 <__aeabi_idiv0> 000016c8 <__aeabi_uidivmod>: 16c8: e3510000 cmp r1, #0 16cc: 0afffffa beq 16bc <__aeabi_uidiv+0xe8> 16d0: e92d4003 push {r0, r1, lr} 16d4: ebffffbe bl 15d4 <__aeabi_uidiv> 16d8: e8bd4006 pop {r1, r2, lr} 16dc: e0030092 mul r3, r2, r0 16e0: e0411003 sub r1, r1, r3 16e4: e12fff1e bx lr 000016e8 <__aeabi_idiv0>: 16e8: e12fff1e bx lr