user: 下面的汇编指令对应的C源代码是什么:

```asm
<desugar_num>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,%rbx
  mov    %rsi,0x8(%rsp)
  call   <strlen@plt>
  mov    %eax,%ebp
  mov    $0x40,%edi
  call   <malloc@plt>
  mov    %rax,(%rsp)
  cmpb   $0x30,(%rbx)
  sete   %r14b
  movzbl %r14b,%r14d
  add    %r14d,%r14d
  test   %ebp,%ebp
  jle    L262
  mov    $0x0,%r12d
  jmp    L272
L355:
  add    $0x1,%r12
  cmp    %r12d,%ebp
  jle    L36
L272:
  lea    (%rbx,%r12,1),%rdi
  cmpb   $0x5f,(%rbx,%r12,1)
  jne    L355
  mov    %ebp,%edx
  sub    %r12d,%edx
  lea    0x1(%r12),%esi
  movslq %esi,%rsi
  add    %rbx,%rsi
  call   <memmove@plt>
  sub    $0x1,%ebp
  jmp    L355
L36:
  lea    -0x1(%rbp),%eax
  mov    %eax,0x1c(%rsp)
  test   %ebp,%ebp
  jle    L257
  movslq %ebp,%rbp
L34:
  mov    %ebp,%r12d
  movzbl (%rbx,%rbp,1),%eax
  cmp    $0x69,%al
  je     L189
  cmp    $0x75,%al
  je     L189
  sub    $0x1,%rbp
  test   %ebp,%ebp
  jg     L34
  mov    0x1c(%rsp),%r12d
L189:
  movzbl 0x1(%rbx),%eax
  cmp    $0x62,%al
  je     L402
L309:
  cmp    $0x78,%al
  je     L30
  cmp    $0x6f,%al
  je     L331
  cmp    %r12d,%r14d
  jg     L359
  movslq %r12d,%rax
  lea    (%rbx,%rax,1),%r13
  lea    -0x1(%rbx,%rax,1),%rdx
  mov    %r12d,%eax
  sub    %r14d,%eax
  sub    %rax,%rdx
  mov    %rdx,0x10(%rsp)
  mov    $0x0,%r15d
  mov    $0x0,%r14d
  jmp    L3
L257:
  mov    0x1c(%rsp),%r12d
  jmp    L189
L402:
  cmp    %r14d,%r12d
  jl     L420
  movslq %r12d,%rax
  lea    (%rbx,%rax,1),%rbp
  lea    -0x1(%rbx,%rax,1),%r15
  mov    %r12d,%eax
  sub    %r14d,%eax
  sub    %rax,%r15
  mov    $0x0,%r13d
  mov    $0x0,%r14d
  jmp    L242
L123:
  sub    $0x1,%r13d
L199:
  add    $0x1,%r13d
  sub    $0x1,%rbp
  cmp    %r15,%rbp
  je     L102
L242:
  movzbl 0x0(%rbp),%eax
  cmp    $0x5f,%al
  je     L123
  cmp    $0x31,%al
  jne    L199
  mov    %r13d,%esi
  mov    $0x2,%edi
  call   <pow@plt>
  add    %rax,%r14
  jmp    L199
L30:
  cmp    %r12d,%r14d
  jg     L197
  movslq %r12d,%rax
  lea    (%rbx,%rax,1),%rbp
  lea    -0x1(%rbx,%rax,1),%rdx
  mov    %r12d,%eax
  sub    %r14d,%eax
  sub    %rax,%rdx
  mov    %rdx,%r15
  mov    $0x0,%r13d
  mov    $0x0,%r14d
  jmp    L41
L155:
  mov    $0x400401,%ecx
  bt     %rax,%rcx
  jae    L51
  sub    $0x1,%r13d
L385:
  add    $0x1,%r13d
  sub    $0x1,%rbp
  cmp    %r15,%rbp
  je     L102
L41:
  movzbl 0x0(%rbp),%edi
  lea    -0x5f(%rdi),%eax
  cmp    $0x16,%al
  jbe    L155
L51:
  movsbl %dil,%edi
  call   <hex_to_num@plt>
  mov    %rax,0x10(%rsp)
  mov    %r13d,%esi
  mov    $0x10,%edi
  call   <pow@plt>
  imul   0x10(%rsp),%rax
  add    %rax,%r14
  jmp    L385
L359:
  mov    $0x0,%r14d
L102:
  mov    0x8(%rsp),%rax
  cmpb   $0x75,(%rax)
  je     L356
  movslq %r12d,%r8
  add    %rbx,%r8
  cmp    0x1c(%rsp),%r12d
  cmove  0x8(%rsp),%r8
  mov    %r14,%rcx
  lea    D3(%rip),%rdx
  mov    $0x40,%esi
  mov    (%rsp),%rdi
  call   <snprintf@plt>
L119:
  mov    (%rsp),%rax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L331:
  cmp    %r12d,%r14d
  jg     L174
  movslq %r12d,%rax
  lea    (%rbx,%rax,1),%r13
  lea    -0x1(%rbx,%rax,1),%rdx
  mov    %r12d,%eax
  sub    %r14d,%eax
  sub    %rax,%rdx
  mov    %rdx,0x10(%rsp)
  mov    $0x0,%r15d
  mov    $0x0,%r14d
  jmp    L407
L164:
  sub    $0x1,%r15d
L279:
  add    $0x1,%r15d
  sub    $0x1,%r13
  cmp    0x10(%rsp),%r13
  je     L102
L407:
  movzbl 0x0(%r13),%ebp
  cmp    $0x5f,%bpl
  je     L164
  mov    %r15d,%esi
  mov    $0x8,%edi
  call   <pow@plt>
  movsbl %bpl,%ebp
  sub    $0x30,%ebp
  movslq %ebp,%rbp
  imul   %rax,%rbp
  add    %rbp,%r14
  jmp    L279
L38:
  sub    $0x1,%r15d
L94:
  add    $0x1,%r15d
  sub    $0x1,%r13
  cmp    0x10(%rsp),%r13
  je     L102
L3:
  movzbl 0x0(%r13),%ebp
  cmp    $0x5f,%bpl
  je     L38
  mov    %r15d,%esi
  mov    $0xa,%edi
  call   <pow@plt>
  movsbl %bpl,%ebp
  sub    $0x30,%ebp
  movslq %ebp,%rbp
  imul   %rax,%rbp
  add    %rbp,%r14
  jmp    L94
L420:
  mov    $0x0,%r14d
  jmp    L102
L197:
  mov    $0x0,%r14d
  jmp    L102
L174:
  mov    $0x0,%r14d
  jmp    L102
L217:
  mov    %r12d,0x1c(%rsp)
  mov    $0x0,%r14d
  jmp    L102
L356:
  movslq %r12d,%r8
  add    %rbx,%r8
  cmp    0x1c(%rsp),%r12d
  cmove  %rax,%r8
  mov    %r14,%rcx
  lea    D9(%rip),%rdx
  mov    $0x40,%esi
  mov    (%rsp),%rdi
  call   <snprintf@plt>
  jmp    L119
L262:
  lea    -0x1(%rbp),%r12d
  movzbl 0x1(%rbx),%eax
  cmp    $0x62,%al
  je     L217
  mov    %r12d,0x1c(%rsp)
  jmp    L309
```

tool_calls: name: disassemble_data
arguments: data_tag: D3
data_type: string
name: disassemble_data
arguments: data_tag: D9
data_type: string

tool: D3: %lld%s

tool: D9: %llu%s

assistant: ```c
char *desugar_num(char *tok, char *default_suffix) {
  int len = strlen(tok);
  int start = 0;
  int end;
  long long int val = 0;
  char *res = malloc(64);
  if (tok[0] == '0') {
    start = 2;
  }
  for (int i = 0, k = 0; i < len; i++) {
    if (tok[i] == '_') {
      k = i + 1;
      memmove(tok + i, tok + k, len - i);
      len -= k - i;
    }
  }
  end = len - 1;
  for (int i = len; i > 0; i--) {
    if (tok[i] == 'i' || tok[i] == 'u') {
      end = i;
      break;
    }
  }
  if (tok[1] == 'b') {
    for (int i = end, accum = 0; i >= start; i--, accum++) {
      if (tok[i] == '_') {
        accum--;
        continue;
      }
      if (tok[i] == '1') {
        val += (long long int)pow(2, accum);
      }
    }
  } else if (tok[1] == 'x') {
    for (int i = end, accum = 0; i >= start; i--, accum++) {
      if (tok[i] == '_' || tok[i] == 'u' || tok[i] == 'i') {
        accum--;
        continue;
      }
      val += hex_to_num(tok[i]) * (long long int)pow(16, accum);
    }
  } else if (tok[1] == 'o') {
    for (int i = end, accum = 0; i >= start; i--, accum++) {
      if (tok[i] == '_') {
        accum--;
        continue;
      }
      val += (tok[i] - '0') * (long long int)pow(8, accum);
    }
  } else {
    for (int i = end, accum = 0; i >= start; i--, accum++) {
      if (tok[i] == '_') {
        accum--;
        continue;
      }
      val += (tok[i] - '0') * (long long int)pow(10, accum);
    }
  }
  if (default_suffix[0] == 'u') {
    snprintf(res, 64, "%llu%s", val, (end == len - 1) ? default_suffix : tok + end);
  } else {
    snprintf(res, 64, "%lld%s", val, (end == len - 1) ? default_suffix : tok + end);
  }
  return res;
}
```