build/start.o: file format elf32-littlearm Disassembly of section .text: 00000000 <_uart_putc>: 0: e24dd00c sub sp, sp, #12 4: e1a01000 mov r1, r0 8: e58d0008 str r0, [sp, #8] c: e59f0018 ldr r0, [pc, #24] ; 2c <_uart_putc+0x2c> 10: e58d0004 str r0, [sp, #4] 14: e59d0008 ldr r0, [sp, #8] 18: e59d2004 ldr r2, [sp, #4] 1c: e5c20000 strb r0, [r2] 20: e58d1000 str r1, [sp] 24: e28dd00c add sp, sp, #12 28: e12fff1e bx lr 2c: 101f1000 .word 0x101f1000 00000030 <_puts>: 30: e92d4800 push {fp, lr} 34: e1a0b00d mov fp, sp 38: e24dd008 sub sp, sp, #8 3c: e1a01000 mov r1, r0 40: e58d0004 str r0, [sp, #4] 44: e58d1000 str r1, [sp] 48: eaffffff b 4c <_puts+0x1c> 4c: e59d0004 ldr r0, [sp, #4] 50: e5d00000 ldrb r0, [r0] 54: e3500000 cmp r0, #0 58: 0a000007 beq 7c <_puts+0x4c> 5c: eaffffff b 60 <_puts+0x30> 60: e59d0004 ldr r0, [sp, #4] 64: e5d00000 ldrb r0, [r0] 68: ebfffffe bl 0 <_uart_putc> 6c: e59d0004 ldr r0, [sp, #4] 70: e2800001 add r0, r0, #1 74: e58d0004 str r0, [sp, #4] 78: eafffff3 b 4c <_puts+0x1c> 7c: e1a0d00b mov sp, fp 80: e8bd8800 pop {fp, pc} 00000084 <_putint>: 84: e92d4800 push {fp, lr} 88: e1a0b00d mov fp, sp 8c: e24dd020 sub sp, sp, #32 90: e1a03002 mov r3, r2 94: e1a0c001 mov ip, r1 98: e1a0e000 mov lr, r0 9c: e50b0004 str r0, [fp, #-4] a0: e50b1008 str r1, [fp, #-8] a4: e50b200c str r2, [fp, #-12] a8: e59f0098 ldr r0, [pc, #152] ; 148 <_putint+0xc4> ac: e58d0010 str r0, [sp, #16] b0: e51b0004 ldr r0, [fp, #-4] b4: e3500000 cmp r0, #0 b8: e58d3008 str r3, [sp, #8] bc: e58dc004 str ip, [sp, #4] c0: e58de000 str lr, [sp] c4: 0a000003 beq d8 <_putint+0x54> c8: eaffffff b cc <_putint+0x48> cc: e51b0004 ldr r0, [fp, #-4] d0: ebfffffe bl 30 <_puts> d4: eaffffff b d8 <_putint+0x54> d8: e3a0001c mov r0, #28 dc: e58d000c str r0, [sp, #12] e0: eaffffff b e4 <_putint+0x60> e4: e59d000c ldr r0, [sp, #12] e8: e3500000 cmp r0, #0 ec: ba00000c blt 124 <_putint+0xa0> f0: eaffffff b f4 <_putint+0x70> f4: e59d0010 ldr r0, [sp, #16] f8: e51b1008 ldr r1, [fp, #-8] fc: e59d200c ldr r2, [sp, #12] 100: e3a0300f mov r3, #15 104: e0031231 and r1, r3, r1, lsr r2 108: e7d00001 ldrb r0, [r0, r1] 10c: ebfffffe bl 0 <_uart_putc> 110: eaffffff b 114 <_putint+0x90> 114: e59d000c ldr r0, [sp, #12] 118: e2400004 sub r0, r0, #4 11c: e58d000c str r0, [sp, #12] 120: eaffffef b e4 <_putint+0x60> 124: e51b000c ldr r0, [fp, #-12] 128: e3500000 cmp r0, #0 12c: 0a000003 beq 140 <_putint+0xbc> 130: eaffffff b 134 <_putint+0xb0> 134: e51b000c ldr r0, [fp, #-12] 138: ebfffffe bl 30 <_puts> 13c: eaffffff b 140 <_putint+0xbc> 140: e1a0d00b mov sp, fp 144: e8bd8800 pop {fp, pc} 148: 00000000 .word 0x00000000 0000014c : 14c: e24dd008 sub sp, sp, #8 150: e1a01000 mov r1, r0 154: e58d0004 str r0, [sp, #4] 158: e59d0004 ldr r0, [sp, #4] 15c: e1a00a20 lsr r0, r0, #20 160: e58d0004 str r0, [sp, #4] 164: e59f0014 ldr r0, [pc, #20] ; 180 168: e5900000 ldr r0, [r0] 16c: e59d2004 ldr r2, [sp, #4] 170: e7900102 ldr r0, [r0, r2, lsl #2] 174: e58d1000 str r1, [sp] 178: e28dd008 add sp, sp, #8 17c: e12fff1e bx lr 180: 00000000 .word 0x00000000 00000184 : 184: e92d4830 push {r4, r5, fp, lr} 188: e28db008 add fp, sp, #8 18c: e24dd028 sub sp, sp, #40 ; 0x28 190: e1a0c003 mov ip, r3 194: e1a0e002 mov lr, r2 198: e1a04001 mov r4, r1 19c: e1a05000 mov r5, r0 1a0: e50b000c str r0, [fp, #-12] 1a4: e50b1010 str r1, [fp, #-16] 1a8: e50b2014 str r2, [fp, #-20] ; 0xffffffec 1ac: e58d3018 str r3, [sp, #24] 1b0: e51b000c ldr r0, [fp, #-12] 1b4: e1a00a20 lsr r0, r0, #20 1b8: e50b000c str r0, [fp, #-12] 1bc: e51b0010 ldr r0, [fp, #-16] 1c0: e1a00a20 lsr r0, r0, #20 1c4: e50b0010 str r0, [fp, #-16] 1c8: e51b0014 ldr r0, [fp, #-20] ; 0xffffffec 1cc: e1a00a20 lsr r0, r0, #20 1d0: e50b0014 str r0, [fp, #-20] ; 0xffffffec 1d4: e3a00000 mov r0, #0 1d8: e58d0010 str r0, [sp, #16] 1dc: e58dc00c str ip, [sp, #12] 1e0: e58de008 str lr, [sp, #8] 1e4: e58d4004 str r4, [sp, #4] 1e8: e58d5000 str r5, [sp] 1ec: eaffffff b 1f0 1f0: e59d0010 ldr r0, [sp, #16] 1f4: e51b1014 ldr r1, [fp, #-20] ; 0xffffffec 1f8: e1500001 cmp r0, r1 1fc: 2a00002e bcs 2bc 200: eaffffff b 204 204: e51b0010 ldr r0, [fp, #-16] 208: e1a00a00 lsl r0, r0, #20 20c: e58d0014 str r0, [sp, #20] 210: e59d0018 ldr r0, [sp, #24] 214: e3500000 cmp r0, #0 218: 1a000006 bne 238 21c: eaffffff b 220 220: e59d0014 ldr r0, [sp, #20] 224: e3a0100e mov r1, #14 228: e3811b01 orr r1, r1, #1024 ; 0x400 22c: e1800001 orr r0, r0, r1 230: e58d0014 str r0, [sp, #20] 234: ea000005 b 250 238: e59d0014 ldr r0, [sp, #20] 23c: e3a01002 mov r1, #2 240: e3811b01 orr r1, r1, #1024 ; 0x400 244: e1800001 orr r0, r0, r1 248: e58d0014 str r0, [sp, #20] 24c: eaffffff b 250 250: e51b000c ldr r0, [fp, #-12] 254: e35000ff cmp r0, #255 ; 0xff 258: 8a000006 bhi 278 25c: eaffffff b 260 260: e59d0014 ldr r0, [sp, #20] 264: e59f105c ldr r1, [pc, #92] ; 2c8 268: e5911000 ldr r1, [r1] 26c: e51b200c ldr r2, [fp, #-12] 270: e7810102 str r0, [r1, r2, lsl #2] 274: ea000005 b 290 278: e59d0014 ldr r0, [sp, #20] 27c: e59f1040 ldr r1, [pc, #64] ; 2c4 280: e5911000 ldr r1, [r1] 284: e51b200c ldr r2, [fp, #-12] 288: e7810102 str r0, [r1, r2, lsl #2] 28c: eaffffff b 290 290: e51b000c ldr r0, [fp, #-12] 294: e2800001 add r0, r0, #1 298: e50b000c str r0, [fp, #-12] 29c: e51b0010 ldr r0, [fp, #-16] 2a0: e2800001 add r0, r0, #1 2a4: e50b0010 str r0, [fp, #-16] 2a8: eaffffff b 2ac 2ac: e59d0010 ldr r0, [sp, #16] 2b0: e2800001 add r0, r0, #1 2b4: e58d0010 str r0, [sp, #16] 2b8: eaffffcc b 1f0 2bc: e24bd008 sub sp, fp, #8 2c0: e8bd8830 pop {r4, r5, fp, pc} ... 000002cc : 2cc: e92d4800 push {fp, lr} 2d0: e1a0b00d mov fp, sp 2d4: e24dd020 sub sp, sp, #32 2d8: e1a02001 mov r2, r1 2dc: e1a03000 mov r3, r0 2e0: e50b0004 str r0, [fp, #-4] 2e4: e50b1008 str r1, [fp, #-8] 2e8: ee100f10 mrc 15, 0, r0, cr0, cr0, {0} 2ec: e50b000c str r0, [fp, #-12] 2f0: e55b0009 ldrb r0, [fp, #-9] 2f4: e3500041 cmp r0, #65 ; 0x41 2f8: e58d2008 str r2, [sp, #8] 2fc: e58d3004 str r3, [sp, #4] 300: 1a000001 bne 30c 304: eaffffff b 308 308: eaffffff b 30c 30c: e15b00ba ldrh r0, [fp, #-10] 310: e200000f and r0, r0, #15 314: e54b000d strb r0, [fp, #-13] 318: e55b000d ldrb r0, [fp, #-13] 31c: e3500007 cmp r0, #7 320: 0a000007 beq 344 324: eaffffff b 328 328: e55b000d ldrb r0, [fp, #-13] 32c: e350000f cmp r0, #15 330: 0a000003 beq 344 334: eaffffff b 338 338: e59f0074 ldr r0, [pc, #116] ; 3b4 33c: ebfffffe bl 30 <_puts> 340: eaffffff b 344 344: e59f006c ldr r0, [pc, #108] ; 3b8 348: e58d000c str r0, [sp, #12] 34c: e59d000c ldr r0, [sp, #12] 350: ee030f10 mcr 15, 0, r0, cr3, cr0, {0} 354: e3a00004 mov r0, #4 358: e58d000c str r0, [sp, #12] 35c: e59d000c ldr r0, [sp, #12] 360: ee020f50 mcr 15, 0, r0, cr2, cr0, {2} 364: e59f0050 ldr r0, [pc, #80] ; 3bc 368: e5900000 ldr r0, [r0] 36c: e58d000c str r0, [sp, #12] 370: e59d000c ldr r0, [sp, #12] 374: ee020f30 mcr 15, 0, r0, cr2, cr0, {1} 378: e51b0008 ldr r0, [fp, #-8] 37c: e58d000c str r0, [sp, #12] 380: e59d000c ldr r0, [sp, #12] 384: ee020f10 mcr 15, 0, r0, cr2, cr0, {0} 388: ee110f10 mrc 15, 0, r0, cr1, cr0, {0} 38c: e58d000c str r0, [sp, #12] 390: e59d000c ldr r0, [sp, #12] 394: e59f1024 ldr r1, [pc, #36] ; 3c0 398: e1800001 orr r0, r0, r1 39c: e58d000c str r0, [sp, #12] 3a0: e59d000c ldr r0, [sp, #12] 3a4: ee010f10 mcr 15, 0, r0, cr1, cr0, {0} 3a8: ebfffffe bl 3c4 <_flush_all> 3ac: e1a0d00b mov sp, fp 3b0: e8bd8800 pop {fp, pc} 3b4: 00000000 .word 0x00000000 3b8: 55555555 .word 0x55555555 3bc: 00000000 .word 0x00000000 3c0: 0080300d .word 0x0080300d 000003c4 <_flush_all>: 3c4: e24dd004 sub sp, sp, #4 3c8: e3a00000 mov r0, #0 3cc: e58d0000 str r0, [sp] 3d0: e59d0000 ldr r0, [sp] 3d4: ee080f17 mcr 15, 0, r0, cr8, cr7, {0} 3d8: e28dd004 add sp, sp, #4 3dc: e12fff1e bx lr 000003e0 : 3e0: e92d4800 push {fp, lr} 3e4: e1a0b00d mov fp, sp 3e8: e24dd008 sub sp, sp, #8 3ec: e59f0018 ldr r0, [pc, #24] ; 40c 3f0: e59f1018 ldr r1, [pc, #24] ; 410 3f4: e0412000 sub r2, r1, r0 3f8: e3a01000 mov r1, #0 3fc: ebfffffe bl 0 400: e58d0004 str r0, [sp, #4] 404: e1a0d00b mov sp, fp 408: e8bd8800 pop {fp, pc} ... 00000414 : 414: e92d4800 push {fp, lr} 418: e1a0b00d mov fp, sp 41c: e24dd010 sub sp, sp, #16 420: e59f00bc ldr r0, [pc, #188] ; 4e4 424: ebfffffe bl 30 <_puts> 428: e3a00601 mov r0, #1048576 ; 0x100000 42c: e3a0e000 mov lr, #0 430: e58d0008 str r0, [sp, #8] 434: e1a0000e mov r0, lr 438: e1a0100e mov r1, lr 43c: e59d2008 ldr r2, [sp, #8] 440: e1a0300e mov r3, lr 444: e58de004 str lr, [sp, #4] 448: ebfffffe bl 184 44c: e3a00102 mov r0, #-2147483648 ; 0x80000000 450: e59d1004 ldr r1, [sp, #4] 454: e59d2008 ldr r2, [sp, #8] 458: e59d3004 ldr r3, [sp, #4] 45c: ebfffffe bl 184 460: e3a0080f mov r0, #983040 ; 0xf0000 464: e3800102 orr r0, r0, #-2147483648 ; 0x80000000 468: e50b0004 str r0, [fp, #-4] 46c: e51b0004 ldr r0, [fp, #-4] 470: e59f1070 ldr r1, [pc, #112] ; 4e8 474: e1500001 cmp r0, r1 478: 8a000003 bhi 48c 47c: eaffffff b 480 480: e59f0064 ldr r0, [pc, #100] ; 4ec 484: ebfffffe bl 0 488: eaffffff b 48c 48c: e3a008ff mov r0, #16711680 ; 0xff0000 490: e38004ff orr r0, r0, #-16777216 ; 0xff000000 494: e3a02601 mov r2, #1048576 ; 0x100000 498: e3a01000 mov r1, #0 49c: e58d1000 str r1, [sp] 4a0: e59d3000 ldr r3, [sp] 4a4: ebfffffe bl 184 4a8: e3a00209 mov r0, #-1879048192 ; 0x90000000 4ac: e3a01201 mov r1, #268435456 ; 0x10000000 4b0: e3a02302 mov r2, #134217728 ; 0x8000000 4b4: e3a03001 mov r3, #1 4b8: ebfffffe bl 184 4bc: e59f002c ldr r0, [pc, #44] ; 4f0 4c0: e5900000 ldr r0, [r0] 4c4: e59f1028 ldr r1, [pc, #40] ; 4f4 4c8: e5911000 ldr r1, [r1] 4cc: ebfffffe bl 2cc 4d0: ebfffffe bl 0 4d4: ebfffffe bl 3e0 4d8: ebfffffe bl 0 4dc: e1a0d00b mov sp, fp 4e0: e8bd8800 pop {fp, pc} ...