user: Demonstrate the C code that generates the assembly output below:

```asm
<hexdump_std>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0xc0,%rsp
  mov    %rdi,-0xa8(%rbp)
  mov    %rsi,-0xb0(%rbp)
  mov    %rdx,-0xb8(%rbp)
  mov    %rcx,-0xc0(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movabs $0x3736353433323130,%rax
  movabs $0x4645444342413938,%rdx
  mov    %rax,-0x80(%rbp)
  mov    %rdx,-0x78(%rbp)
  movb   $0x0,-0x70(%rbp)
  movq   $0x0,-0x90(%rbp)
  jmp    L27
L142:
  lea    -0x60(%rbp),%rdx
  mov    -0x90(%rbp),%rax
  add    %rdx,%rax
  movb   $0x20,(%rax)
  addq   $0x1,-0x90(%rbp)
L27:
  cmpq   $0x50,-0x90(%rbp)
  jbe    L142
  movb   $0x3a,-0x59(%rbp)
  movb   $0x7c,-0x24(%rbp)
  movb   $0x7c,-0x13(%rbp)
  movb   $0xa,-0x12(%rbp)
  movb   $0x0,-0x11(%rbp)
  movb   $0x0,-0x10(%rbp)
  mov    -0xa8(%rbp),%rax
  mov    %rax,-0x88(%rbp)
  movl   $0x0,-0x94(%rbp)
  movq   $0x0,-0x90(%rbp)
  jmp    L89
L134:
  mov    -0x90(%rbp),%rax
  and    $0xf,%eax
  mov    %eax,-0x94(%rbp)
  cmpl   $0x0,-0x94(%rbp)
  jne    L24
  mov    -0xb8(%rbp),%rax
  shr    $0xc,%rax
  and    $0xf,%eax
  movzbl -0x80(%rbp,%rax,1),%eax
  mov    %al,-0x5e(%rbp)
  mov    -0xb8(%rbp),%rax
  shr    $0x8,%rax
  and    $0xf,%eax
  movzbl -0x80(%rbp,%rax,1),%eax
  mov    %al,-0x5d(%rbp)
  mov    -0xb8(%rbp),%rax
  shr    $0x4,%rax
  and    $0xf,%eax
  movzbl -0x80(%rbp,%rax,1),%eax
  mov    %al,-0x5c(%rbp)
  mov    -0xb8(%rbp),%rax
  and    $0xf,%eax
  movzbl -0x80(%rbp,%rax,1),%eax
  mov    %al,-0x5b(%rbp)
  addq   $0x10,-0xb8(%rbp)
L24:
  cmpl   $0x7,-0x94(%rbp)
  jg     L58
  mov    -0x88(%rbp),%rax
  movzbl (%rax),%eax
  shr    $0x4,%al
  movzbl %al,%eax
  and    $0xf,%eax
  mov    %eax,%esi
  mov    -0x94(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  lea    0xa(%rax),%ecx
  movslq %esi,%rax
  movzbl -0x80(%rbp,%rax,1),%edx
  movslq %ecx,%rax
  mov    %dl,-0x60(%rbp,%rax,1)
  mov    -0x88(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  and    $0xf,%eax
  mov    %eax,%esi
  mov    -0x94(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  lea    0xb(%rax),%ecx
  movslq %esi,%rax
  movzbl -0x80(%rbp,%rax,1),%edx
  movslq %ecx,%rax
  mov    %dl,-0x60(%rbp,%rax,1)
  jmp    L99
L58:
  mov    -0x88(%rbp),%rax
  movzbl (%rax),%eax
  shr    $0x4,%al
  movzbl %al,%eax
  and    $0xf,%eax
  mov    %eax,%esi
  mov    -0x94(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  lea    0xb(%rax),%ecx
  movslq %esi,%rax
  movzbl -0x80(%rbp,%rax,1),%edx
  movslq %ecx,%rax
  mov    %dl,-0x60(%rbp,%rax,1)
  mov    -0x88(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  and    $0xf,%eax
  mov    %eax,%esi
  mov    -0x94(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  lea    0xc(%rax),%ecx
  movslq %esi,%rax
  movzbl -0x80(%rbp,%rax,1),%edx
  movslq %ecx,%rax
  mov    %dl,-0x60(%rbp,%rax,1)
L99:
  mov    -0x88(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x1f,%al
  jbe    L13
  mov    -0x88(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x7e,%al
  ja     L13
  mov    -0x88(%rbp),%rax
  movzbl (%rax),%eax
  mov    %eax,%edx
  jmp    L44
L13:
  mov    $0x2e,%edx
L44:
  mov    -0x94(%rbp),%eax
  add    $0x3d,%eax
  cltq
  mov    %dl,-0x60(%rbp,%rax,1)
  addq   $0x1,-0x88(%rbp)
  cmpl   $0xf,-0x94(%rbp)
  jne    L60
  mov    -0xc0(%rbp),%rdx
  lea    -0x60(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <send_line@plt>
L60:
  addq   $0x1,-0x90(%rbp)
L89:
  mov    -0x90(%rbp),%rax
  cmp    -0xb0(%rbp),%rax
  jb     L134
  cmpl   $0xf,-0x94(%rbp)
  jg     L30
  addl   $0x1,-0x94(%rbp)
  jmp    L116
L43:
  cmpl   $0x7,-0x94(%rbp)
  jg     L139
  mov    -0x94(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  add    $0xa,%eax
  cltq
  movb   $0x20,-0x60(%rbp,%rax,1)
  mov    -0x94(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  add    $0xb,%eax
  cltq
  movb   $0x20,-0x60(%rbp,%rax,1)
  jmp    L71
L139:
  mov    -0x94(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  add    $0xb,%eax
  cltq
  movb   $0x20,-0x60(%rbp,%rax,1)
  mov    -0x94(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  add    $0xc,%eax
  cltq
  movb   $0x20,-0x60(%rbp,%rax,1)
L71:
  mov    -0x94(%rbp),%eax
  add    $0x3d,%eax
  cltq
  movb   $0x20,-0x60(%rbp,%rax,1)
  addl   $0x1,-0x94(%rbp)
L116:
  cmpl   $0xf,-0x94(%rbp)
  jle    L43
  mov    -0xc0(%rbp),%rdx
  lea    -0x60(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <send_line@plt>
L30:
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L118
  call   <__stack_chk_fail@plt>
L118:
  leave
  ret
```

assistant: ```c
void hexdump_std(const void *data, size_t len, size_t addr, void *arg) {
  size_t count;
  int pos;
  const unsigned char *p;
  char line[((((((2 + 6 + 2) + ((2 + 1) * 16) + 2) + 16 + 2) + 1) + 1) + 1)];
  const char hex[] = "0123456789ABCDEF";
  for (count = 0; count < sizeof(line); count++) {
    line[count] = ' ';
  }
  line[2 + 5] = ':';
  line[((2 + 6 + 2) + ((2 + 1) * 16) + 2)] = '|';
  line[((2 + 6 + 2) + ((2 + 1) * 16) + 2) + 16 + 1] = '|';
  line[(((2 + 6 + 2) + ((2 + 1) * 16) + 2) + 16 + 2)] = '\n';
  line[((((2 + 6 + 2) + ((2 + 1) * 16) + 2) + 16 + 2) + 1)] = '\0';
  line[(((((2 + 6 + 2) + ((2 + 1) * 16) + 2) + 16 + 2) + 1) + 1)] = '\0';
  p = (const unsigned char *)data;
  pos = 0;
  for (count = 0; count < len; count++) {
    pos = count % 16;
    if (pos == 0) {
      line[2 + 0] = hex[(addr >> 12) & 0x0f];
      line[2 + 1] = hex[(addr >> 8) & 0x0f];
      line[2 + 2] = hex[(addr >> 4) & 0x0f];
      line[2 + 3] = hex[addr & 0x0f];
      addr += 16;
    }
    if (pos < 8) {
      line[((2 + 6 + 2) + ((2 + 1) * pos)) + 0] = hex[(*p >> 4) & 0x0f];
      line[((2 + 6 + 2) + ((2 + 1) * pos)) + 1] = hex[*p & 0x0f];
    } else {
      line[((2 + 6 + 2) + 1 + ((2 + 1) * pos)) + 0] = hex[(*p >> 4) & 0x0f];
      line[((2 + 6 + 2) + 1 + ((2 + 1) * pos)) + 1] = hex[*p & 0x0f];
    }
    line[(((2 + 6 + 2) + ((2 + 1) * 16) + 2) + 1 + pos)] = ((*p >= 0x20 && *p <= 0x7e) ? *p : '.');
    p++;
    if (pos == (16 - 1)) {
      send_line(line, arg);
    }
  }
  if (pos < 16) {
    for (++pos; pos < 16; pos++) {
      if (pos < 8) {
        line[((2 + 6 + 2) + ((2 + 1) * pos)) + 0] = ' ';
        line[((2 + 6 + 2) + ((2 + 1) * pos)) + 1] = ' ';
      } else {
        line[((2 + 6 + 2) + 1 + ((2 + 1) * pos)) + 0] = ' ';
        line[((2 + 6 + 2) + 1 + ((2 + 1) * pos)) + 1] = ' ';
      }
      line[(((2 + 6 + 2) + ((2 + 1) * 16) + 2) + 1 + pos)] = ' ';
    }
    send_line(line, arg);
  }
}
```