user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x8(%rbp)
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  call   <ece453_reg_read@plt>
  mov    %eax,-0xc(%rbp)
  cmpl   $0xffffffff,-0xc(%rbp)
  jne    L152
  lea    D120(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L110
L152:
  mov    -0xc(%rbp),%eax
  mov    %eax,%esi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x1,%esi
  lea    D118(%rip),%rax
  mov    %rax,%rdi
  call   <ece453_reg_write@plt>
  mov    %eax,-0xc(%rbp)
  cmpl   $0xffffffff,-0xc(%rbp)
  jne    L26
  lea    D75(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L110
L26:
  lea    D121(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D21(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L168:
  mov    $0x1,%edi
  call   <sleep@plt>
  lea    D91(%rip),%rax
  mov    %rax,%rdi
  call   <ece453_reg_read@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0xffffffff,-0x4(%rbp)
  jne    L13
  lea    D20(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0xffffffff,-0xc(%rbp)
  jmp    L66
L13:
  mov    -0x4(%rbp),%eax
  and    $0x1000,%eax
  test   %eax,%eax
  jne    L11
  movl   $0x0,-0xc(%rbp)
  jmp    L66
L11:
  mov    -0x4(%rbp),%eax
  and    $0x800,%eax
  test   %eax,%eax
  jne    L76
  cmpl   $0x9,-0x10(%rbp)
  je     L124
  mov    -0x10(%rbp),%eax
  add    $0x1,%eax
  jmp    L29
L124:
  mov    $0x0,%eax
L29:
  mov    %eax,-0x10(%rbp)
  movl   $0x1,-0x8(%rbp)
  jmp    L106
L76:
  mov    -0x4(%rbp),%eax
  and    $0x400,%eax
  test   %eax,%eax
  jne    L106
  cmpl   $0x0,-0x10(%rbp)
  je     L39
  mov    -0x10(%rbp),%eax
  sub    $0x1,%eax
  jmp    L129
L39:
  mov    $0x9,%eax
L129:
  mov    %eax,-0x10(%rbp)
  movl   $0x1,-0x8(%rbp)
L106:
  cmpl   $0x0,-0x8(%rbp)
  je     L168
  movl   $0x0,-0x8(%rbp)
  mov    -0x10(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %eax,%esi
  lea    D118(%rip),%rax
  mov    %rax,%rdi
  call   <ece453_reg_write@plt>
  mov    %eax,-0xc(%rbp)
  cmpl   $0xffffffff,-0xc(%rbp)
  jne    L168
  lea    D75(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L66:
  mov    $0x0,%esi
  lea    D118(%rip),%rax
  mov    %rax,%rdi
  call   <ece453_reg_write@plt>
  cmp    $0xffffffff,%eax
  jne    L5
  lea    D75(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0xffffffff,-0xc(%rbp)
L5:
  mov    -0xc(%rbp),%eax
L110:
  leave
  ret
```

tool_calls: name: read_data
arguments: data_label: D8
type: string
name: read_data
arguments: data_label: D120
type: string
name: read_data
arguments: data_label: D1
type: string
name: read_data
arguments: data_label: D118
type: string
name: read_data
arguments: data_label: D75
type: string
name: read_data
arguments: data_label: D121
type: string
name: read_data
arguments: data_label: D21
type: string
name: read_data
arguments: data_label: D91
type: string
name: read_data
arguments: data_label: D20
type: string

tool: D8: /sys/kernel/ece453/device_id

tool: D120: Error Reading DEV_ID


tool: D1: DEV_ID: 0x%08X


tool: D118: /sys/kernel/ece453/gpio_out

tool: D75: Error Writing GPIO OUT


tool: D121: Press KEY[0] to move right or KEY[1] to move left.


tool: D21: Press KEY[2] to exit.


tool: D91: /sys/kernel/ece453/gpio_in

tool: D20: Error Reading GPIO IN


assistant: ```c
int main(int argc, char *argv[]) {
  int button_vals = 0;
  int curr_led = 0;
  int status = 0;
  bool changed = false;
  status = ece453_reg_read("/sys/kernel/ece453/device_id");
  if (status == -1) {
    printf("Error Reading DEV_ID\n\r");
    return -1;
  }
  printf("DEV_ID: 0x%08X\n\r", status);
  status = ece453_reg_write("/sys/kernel/ece453/gpio_out", 1);
  if (status == -1) {
    printf("Error Writing GPIO OUT\n\r");
    return -1;
  }
  printf("Press KEY[0] to move right or KEY[1] to move left.\n\r");
  printf("Press KEY[2] to exit.\n\r");
  while (true) {
    sleep(1);
    button_vals = ece453_reg_read("/sys/kernel/ece453/gpio_in");
    if (button_vals == -1) {
      printf("Error Reading GPIO IN\n\r");
      status = -1;
      break;
    }
    if ((button_vals & (1 << (10 + 2))) == 0) {
      status = 0;
      break;
    }
    if ((button_vals & (1 << (10 + 1))) == 0) {
      curr_led = (curr_led == 9) ? 0 : curr_led + 1;
      changed = true;
    } else if ((button_vals & (1 << (10 + 0))) == 0) {
      curr_led = (curr_led == 0) ? 9 : curr_led - 1;
      changed = true;
    }
    if (changed) {
      changed = false;
      status = ece453_reg_write("/sys/kernel/ece453/gpio_out", 1 << curr_led);
      if (status == -1) {
        printf("Error Writing GPIO OUT\n\r");
        break;
      }
    }
  }
  if (ece453_reg_write("/sys/kernel/ece453/gpio_out", 0) == -1) {
    printf("Error Writing GPIO OUT\n\r");
    status = -1;
  }
  return status;
}
```