kernel.elf: file format elf32-littleriscv Disassembly of section .init: 80000000 <_start>: 80000000: 00000597 auipc a1,0x0 80000004: 07858593 addi a1,a1,120 # 80000078 80000008: fc102573 csrr a0,0xfc1 8000000c: 00b5106b 0xb5106b 80000010: 068000ef jal ra,80000078 80000014: 00100513 li a0,1 80000018: 0005006b 0x5006b 8000001c: 00002517 auipc a0,0x2 80000020: 8a850513 addi a0,a0,-1880 # 800018c4 <__BSS_END__> 80000024: 00002617 auipc a2,0x2 80000028: 8a060613 addi a2,a2,-1888 # 800018c4 <__BSS_END__> 8000002c: 40a60633 sub a2,a2,a0 80000030: 00000593 li a1,0 80000034: 1c0000ef jal ra,800001f4 80000038: 00000517 auipc a0,0x0 8000003c: 0c450513 addi a0,a0,196 # 800000fc <__libc_fini_array> 80000040: 074000ef jal ra,800000b4 80000044: 114000ef jal ra,80000158 <__libc_init_array> 80000048: 008000ef jal ra,80000050
8000004c: 07c0006f j 800000c8 Disassembly of section .text: 80000050
: 80000050: 01c02783 lw a5,28(zero) # 1c <__stack_usage+0x1c> 80000054: 00100073 ebreak 80000058 : 80000058: 00000793 li a5,0 8000005c: 00078863 beqz a5,8000006c 80000060: 80000537 lui a0,0x80000 80000064: 0fc50513 addi a0,a0,252 # 800000fc <__stack_top+0x810000fc> 80000068: 04c0006f j 800000b4 8000006c: 00008067 ret 80000070 <_exit>: 80000070: 00000513 li a0,0 80000074: 0005006b 0x5006b 80000078 : 80000078: fc002573 csrr a0,0xfc0 8000007c: 0005006b 0x5006b 80000080: 00002197 auipc gp,0x2 80000084: c1818193 addi gp,gp,-1000 # 80001c98 <__global_pointer> 80000088: 7f000117 auipc sp,0x7f000 8000008c: f7810113 addi sp,sp,-136 # ff000000 <__stack_top> 80000090: 40000593 li a1,1024 80000094: cc102673 csrr a2,0xcc1 80000098: 02c585b3 mul a1,a1,a2 8000009c: 40b10133 sub sp,sp,a1 800000a0: cc3026f3 csrr a3,0xcc3 800000a4: 00068663 beqz a3,800000b0 800000a8: 00000513 li a0,0 800000ac: 0005006b 0x5006b 800000b0 : 800000b0: 00008067 ret 800000b4 : 800000b4: 00050593 mv a1,a0 800000b8: 00000693 li a3,0 800000bc: 00000613 li a2,0 800000c0: 00000513 li a0,0 800000c4: 20c0006f j 800002d0 <__register_exitproc> 800000c8 : 800000c8: ff010113 addi sp,sp,-16 800000cc: 00000593 li a1,0 800000d0: 00812423 sw s0,8(sp) 800000d4: 00112623 sw ra,12(sp) 800000d8: 00050413 mv s0,a0 800000dc: 290000ef jal ra,8000036c <__call_exitprocs> 800000e0: 800027b7 lui a5,0x80002 800000e4: 8c07a503 lw a0,-1856(a5) # 800018c0 <__stack_top+0x810018c0> 800000e8: 03c52783 lw a5,60(a0) 800000ec: 00078463 beqz a5,800000f4 800000f0: 000780e7 jalr a5 800000f4: 00040513 mv a0,s0 800000f8: f79ff0ef jal ra,80000070 <_exit> 800000fc <__libc_fini_array>: 800000fc: ff010113 addi sp,sp,-16 80000100: 00812423 sw s0,8(sp) 80000104: 800017b7 lui a5,0x80001 80000108: 80001437 lui s0,0x80001 8000010c: 49440413 addi s0,s0,1172 # 80001494 <__stack_top+0x81001494> 80000110: 49478793 addi a5,a5,1172 # 80001494 <__stack_top+0x81001494> 80000114: 408787b3 sub a5,a5,s0 80000118: 00912223 sw s1,4(sp) 8000011c: 00112623 sw ra,12(sp) 80000120: 4027d493 srai s1,a5,0x2 80000124: 02048063 beqz s1,80000144 <__libc_fini_array+0x48> 80000128: ffc78793 addi a5,a5,-4 8000012c: 00878433 add s0,a5,s0 80000130: 00042783 lw a5,0(s0) 80000134: fff48493 addi s1,s1,-1 80000138: ffc40413 addi s0,s0,-4 8000013c: 000780e7 jalr a5 80000140: fe0498e3 bnez s1,80000130 <__libc_fini_array+0x34> 80000144: 00c12083 lw ra,12(sp) 80000148: 00812403 lw s0,8(sp) 8000014c: 00412483 lw s1,4(sp) 80000150: 01010113 addi sp,sp,16 80000154: 00008067 ret 80000158 <__libc_init_array>: 80000158: ff010113 addi sp,sp,-16 8000015c: 00812423 sw s0,8(sp) 80000160: 01212023 sw s2,0(sp) 80000164: 80001437 lui s0,0x80001 80000168: 80001937 lui s2,0x80001 8000016c: 49040793 addi a5,s0,1168 # 80001490 <__stack_top+0x81001490> 80000170: 49090913 addi s2,s2,1168 # 80001490 <__stack_top+0x81001490> 80000174: 40f90933 sub s2,s2,a5 80000178: 00112623 sw ra,12(sp) 8000017c: 00912223 sw s1,4(sp) 80000180: 40295913 srai s2,s2,0x2 80000184: 02090063 beqz s2,800001a4 <__libc_init_array+0x4c> 80000188: 49040413 addi s0,s0,1168 8000018c: 00000493 li s1,0 80000190: 00042783 lw a5,0(s0) 80000194: 00148493 addi s1,s1,1 80000198: 00440413 addi s0,s0,4 8000019c: 000780e7 jalr a5 800001a0: fe9918e3 bne s2,s1,80000190 <__libc_init_array+0x38> 800001a4: 80001437 lui s0,0x80001 800001a8: 80001937 lui s2,0x80001 800001ac: 49040793 addi a5,s0,1168 # 80001490 <__stack_top+0x81001490> 800001b0: 49490913 addi s2,s2,1172 # 80001494 <__stack_top+0x81001494> 800001b4: 40f90933 sub s2,s2,a5 800001b8: 40295913 srai s2,s2,0x2 800001bc: 02090063 beqz s2,800001dc <__libc_init_array+0x84> 800001c0: 49040413 addi s0,s0,1168 800001c4: 00000493 li s1,0 800001c8: 00042783 lw a5,0(s0) 800001cc: 00148493 addi s1,s1,1 800001d0: 00440413 addi s0,s0,4 800001d4: 000780e7 jalr a5 800001d8: fe9918e3 bne s2,s1,800001c8 <__libc_init_array+0x70> 800001dc: 00c12083 lw ra,12(sp) 800001e0: 00812403 lw s0,8(sp) 800001e4: 00412483 lw s1,4(sp) 800001e8: 00012903 lw s2,0(sp) 800001ec: 01010113 addi sp,sp,16 800001f0: 00008067 ret 800001f4 : 800001f4: 00f00313 li t1,15 800001f8: 00050713 mv a4,a0 800001fc: 02c37e63 bgeu t1,a2,80000238 80000200: 00f77793 andi a5,a4,15 80000204: 0a079063 bnez a5,800002a4 80000208: 08059263 bnez a1,8000028c 8000020c: ff067693 andi a3,a2,-16 80000210: 00f67613 andi a2,a2,15 80000214: 00e686b3 add a3,a3,a4 80000218: 00b72023 sw a1,0(a4) 8000021c: 00b72223 sw a1,4(a4) 80000220: 00b72423 sw a1,8(a4) 80000224: 00b72623 sw a1,12(a4) 80000228: 01070713 addi a4,a4,16 8000022c: fed766e3 bltu a4,a3,80000218 80000230: 00061463 bnez a2,80000238 80000234: 00008067 ret 80000238: 40c306b3 sub a3,t1,a2 8000023c: 00269693 slli a3,a3,0x2 80000240: 00000297 auipc t0,0x0 80000244: 005686b3 add a3,a3,t0 80000248: 00c68067 jr 12(a3) 8000024c: 00b70723 sb a1,14(a4) 80000250: 00b706a3 sb a1,13(a4) 80000254: 00b70623 sb a1,12(a4) 80000258: 00b705a3 sb a1,11(a4) 8000025c: 00b70523 sb a1,10(a4) 80000260: 00b704a3 sb a1,9(a4) 80000264: 00b70423 sb a1,8(a4) 80000268: 00b703a3 sb a1,7(a4) 8000026c: 00b70323 sb a1,6(a4) 80000270: 00b702a3 sb a1,5(a4) 80000274: 00b70223 sb a1,4(a4) 80000278: 00b701a3 sb a1,3(a4) 8000027c: 00b70123 sb a1,2(a4) 80000280: 00b700a3 sb a1,1(a4) 80000284: 00b70023 sb a1,0(a4) 80000288: 00008067 ret 8000028c: 0ff5f593 andi a1,a1,255 80000290: 00859693 slli a3,a1,0x8 80000294: 00d5e5b3 or a1,a1,a3 80000298: 01059693 slli a3,a1,0x10 8000029c: 00d5e5b3 or a1,a1,a3 800002a0: f6dff06f j 8000020c 800002a4: 00279693 slli a3,a5,0x2 800002a8: 00000297 auipc t0,0x0 800002ac: 005686b3 add a3,a3,t0 800002b0: 00008293 mv t0,ra 800002b4: fa0680e7 jalr -96(a3) 800002b8: 00028093 mv ra,t0 800002bc: ff078793 addi a5,a5,-16 800002c0: 40f70733 sub a4,a4,a5 800002c4: 00f60633 add a2,a2,a5 800002c8: f6c378e3 bgeu t1,a2,80000238 800002cc: f3dff06f j 80000208 800002d0 <__register_exitproc>: 800002d0: 800027b7 lui a5,0x80002 800002d4: 8c07a703 lw a4,-1856(a5) # 800018c0 <__stack_top+0x810018c0> 800002d8: 14872783 lw a5,328(a4) 800002dc: 04078c63 beqz a5,80000334 <__register_exitproc+0x64> 800002e0: 0047a703 lw a4,4(a5) 800002e4: 01f00813 li a6,31 800002e8: 06e84e63 blt a6,a4,80000364 <__register_exitproc+0x94> 800002ec: 00271813 slli a6,a4,0x2 800002f0: 02050663 beqz a0,8000031c <__register_exitproc+0x4c> 800002f4: 01078333 add t1,a5,a6 800002f8: 08c32423 sw a2,136(t1) 800002fc: 1887a883 lw a7,392(a5) 80000300: 00100613 li a2,1 80000304: 00e61633 sll a2,a2,a4 80000308: 00c8e8b3 or a7,a7,a2 8000030c: 1917a423 sw a7,392(a5) 80000310: 10d32423 sw a3,264(t1) 80000314: 00200693 li a3,2 80000318: 02d50463 beq a0,a3,80000340 <__register_exitproc+0x70> 8000031c: 00170713 addi a4,a4,1 80000320: 00e7a223 sw a4,4(a5) 80000324: 010787b3 add a5,a5,a6 80000328: 00b7a423 sw a1,8(a5) 8000032c: 00000513 li a0,0 80000330: 00008067 ret 80000334: 14c70793 addi a5,a4,332 80000338: 14f72423 sw a5,328(a4) 8000033c: fa5ff06f j 800002e0 <__register_exitproc+0x10> 80000340: 18c7a683 lw a3,396(a5) 80000344: 00170713 addi a4,a4,1 80000348: 00e7a223 sw a4,4(a5) 8000034c: 00c6e633 or a2,a3,a2 80000350: 18c7a623 sw a2,396(a5) 80000354: 010787b3 add a5,a5,a6 80000358: 00b7a423 sw a1,8(a5) 8000035c: 00000513 li a0,0 80000360: 00008067 ret 80000364: fff00513 li a0,-1 80000368: 00008067 ret 8000036c <__call_exitprocs>: 8000036c: fd010113 addi sp,sp,-48 80000370: 800027b7 lui a5,0x80002 80000374: 01412c23 sw s4,24(sp) 80000378: 8c07aa03 lw s4,-1856(a5) # 800018c0 <__stack_top+0x810018c0> 8000037c: 03212023 sw s2,32(sp) 80000380: 02112623 sw ra,44(sp) 80000384: 148a2903 lw s2,328(s4) 80000388: 02812423 sw s0,40(sp) 8000038c: 02912223 sw s1,36(sp) 80000390: 01312e23 sw s3,28(sp) 80000394: 01512a23 sw s5,20(sp) 80000398: 01612823 sw s6,16(sp) 8000039c: 01712623 sw s7,12(sp) 800003a0: 01812423 sw s8,8(sp) 800003a4: 04090063 beqz s2,800003e4 <__call_exitprocs+0x78> 800003a8: 00050b13 mv s6,a0 800003ac: 00058b93 mv s7,a1 800003b0: 00100a93 li s5,1 800003b4: fff00993 li s3,-1 800003b8: 00492483 lw s1,4(s2) 800003bc: fff48413 addi s0,s1,-1 800003c0: 02044263 bltz s0,800003e4 <__call_exitprocs+0x78> 800003c4: 00249493 slli s1,s1,0x2 800003c8: 009904b3 add s1,s2,s1 800003cc: 040b8463 beqz s7,80000414 <__call_exitprocs+0xa8> 800003d0: 1044a783 lw a5,260(s1) 800003d4: 05778063 beq a5,s7,80000414 <__call_exitprocs+0xa8> 800003d8: fff40413 addi s0,s0,-1 800003dc: ffc48493 addi s1,s1,-4 800003e0: ff3416e3 bne s0,s3,800003cc <__call_exitprocs+0x60> 800003e4: 02c12083 lw ra,44(sp) 800003e8: 02812403 lw s0,40(sp) 800003ec: 02412483 lw s1,36(sp) 800003f0: 02012903 lw s2,32(sp) 800003f4: 01c12983 lw s3,28(sp) 800003f8: 01812a03 lw s4,24(sp) 800003fc: 01412a83 lw s5,20(sp) 80000400: 01012b03 lw s6,16(sp) 80000404: 00c12b83 lw s7,12(sp) 80000408: 00812c03 lw s8,8(sp) 8000040c: 03010113 addi sp,sp,48 80000410: 00008067 ret 80000414: 00492783 lw a5,4(s2) 80000418: 0044a683 lw a3,4(s1) 8000041c: fff78793 addi a5,a5,-1 80000420: 04878e63 beq a5,s0,8000047c <__call_exitprocs+0x110> 80000424: 0004a223 sw zero,4(s1) 80000428: fa0688e3 beqz a3,800003d8 <__call_exitprocs+0x6c> 8000042c: 18892783 lw a5,392(s2) 80000430: 008a9733 sll a4,s5,s0 80000434: 00492c03 lw s8,4(s2) 80000438: 00f777b3 and a5,a4,a5 8000043c: 02079263 bnez a5,80000460 <__call_exitprocs+0xf4> 80000440: 000680e7 jalr a3 80000444: 00492703 lw a4,4(s2) 80000448: 148a2783 lw a5,328(s4) 8000044c: 01871463 bne a4,s8,80000454 <__call_exitprocs+0xe8> 80000450: f8f904e3 beq s2,a5,800003d8 <__call_exitprocs+0x6c> 80000454: f80788e3 beqz a5,800003e4 <__call_exitprocs+0x78> 80000458: 00078913 mv s2,a5 8000045c: f5dff06f j 800003b8 <__call_exitprocs+0x4c> 80000460: 18c92783 lw a5,396(s2) 80000464: 0844a583 lw a1,132(s1) 80000468: 00f77733 and a4,a4,a5 8000046c: 00071c63 bnez a4,80000484 <__call_exitprocs+0x118> 80000470: 000b0513 mv a0,s6 80000474: 000680e7 jalr a3 80000478: fcdff06f j 80000444 <__call_exitprocs+0xd8> 8000047c: 00892223 sw s0,4(s2) 80000480: fa9ff06f j 80000428 <__call_exitprocs+0xbc> 80000484: 00058513 mv a0,a1 80000488: 000680e7 jalr a3 8000048c: fb9ff06f j 80000444 <__call_exitprocs+0xd8> Disassembly of section .init_array: 80001490 <__init_array_start>: 80001490: 0058 addi a4,sp,4 80001492: 8000 0x8000 Disassembly of section .data: 80001498 : 80001498: 0000 unimp 8000149a: 0000 unimp 8000149c: 1784 addi s1,sp,992 8000149e: 8000 0x8000 800014a0: 17ec addi a1,sp,1004 800014a2: 8000 0x8000 800014a4: 1854 addi a3,sp,52 800014a6: 8000 0x8000 ... 80001540: 0001 nop 80001542: 0000 unimp 80001544: 0000 unimp 80001546: 0000 unimp 80001548: 330e fld ft6,224(sp) 8000154a: abcd j 80001b3c <__BSS_END__+0x278> 8000154c: 1234 addi a3,sp,296 8000154e: e66d bnez a2,80001638 80001550: deec sw a1,124(a3) 80001552: 0005 c.nop 1 80001554: 0000000b 0xb ... Disassembly of section .sdata: 800018c0 <_global_impure_ptr>: 800018c0: 1498 addi a4,sp,608 800018c2: 8000 0x8000 Disassembly of section .comment: 00000000 <.comment>: 0: 3a434347 fmsub.d ft6,ft6,ft4,ft7,rmm 4: 2820 fld fs0,80(s0) 6: 29554e47 fmsub.s ft8,fa0,fs5,ft5,rmm a: 3920 fld fs0,112(a0) c: 322e fld ft4,232(sp) e: 302e fld ft0,232(sp) ... Disassembly of section .riscv.attributes: 00000000 <.riscv.attributes>: 0: 2541 jal 680 <__stack_size+0x280> 2: 0000 unimp 4: 7200 flw fs0,32(a2) 6: 7369 lui t1,0xffffa 8: 01007663 bgeu zero,a6,14 <__stack_usage+0x14> c: 0000001b 0x1b 10: 1004 addi s1,sp,32 12: 7205 lui tp,0xfffe1 14: 3376 fld ft6,376(sp) 16: 6932 flw fs2,12(sp) 18: 7032 flw ft0,44(sp) 1a: 5f30 lw a2,120(a4) 1c: 326d jal fffff9c6 <__stack_top+0xfff9c6> 1e: 3070 fld fa2,224(s0) 20: 665f 7032 0030 0x307032665f