user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<check_simple_cast>:
  endbr64
  push   %r13
  lea    D68(%rip),%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %r13,%rdi
  sub    $0x8,%rsp
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L3
L68:
  mov    $0x8,%eax
L30:
  mov    %eax,(%r12)
  xor    %eax,%eax
  cmpb   $0x73,0x1(%rbx)
  sete   %al
  mov    %eax,0x0(%rbp)
  xor    %eax,%eax
L95:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L3:
  lea    D71(%rip),%r13
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  je     L68
  lea    D21(%rip),%r13
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L20
L5:
  mov    $0x10,%eax
  jmp    L30
  nopw   0x0(%rax,%rax,1)
L20:
  lea    D66(%rip),%r13
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  je     L5
  lea    D11(%rip),%r13
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L92
L4:
  mov    $0x20,%eax
  jmp    L30
L92:
  lea    D61(%rip),%r13
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  je     L4
  lea    D79(%rip),%r13
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L89
L2:
  mov    $0x40,%eax
  jmp    L30
L89:
  lea    D14(%rip),%r13
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  je     L2
  or     $0xffffffff,%eax
  jmp    L95
```

tool_calls: name: read_data
arguments: data_tag: D68
type_infered: string
name: read_data
arguments: data_tag: D71
type_infered: string
name: read_data
arguments: data_tag: D21
type_infered: string
name: read_data
arguments: data_tag: D66
type_infered: string
name: read_data
arguments: data_tag: D11
type_infered: string
name: read_data
arguments: data_tag: D61
type_infered: string
name: read_data
arguments: data_tag: D79
type_infered: string
name: read_data
arguments: data_tag: D14
type_infered: string

tool: D68: (s8)

tool: D71: (u8)

tool: D21: (s16)

tool: D66: (u16)

tool: D11: (s32)

tool: D61: (u32)

tool: D79: (s64)

tool: D14: (u64)

assistant: ```c
int check_simple_cast(const char *cast, int *bits, int *is_signed) {
  if (!strncmp(cast, "(s8)", strlen("(s8)")) || !strncmp(cast, "(u8)", strlen("(u8)")))
    *bits = 8;
  else if (!strncmp(cast, "(s16)", strlen("(s16)")) || !strncmp(cast, "(u16)", strlen("(u16)")))
    *bits = 16;
  else if (!strncmp(cast, "(s32)", strlen("(s32)")) || !strncmp(cast, "(u32)", strlen("(u32)")))
    *bits = 32;
  else if (!strncmp(cast, "(s64)", strlen("(s64)")) || !strncmp(cast, "(u64)", strlen("(u64)")))
    *bits = 64;
  else
    return -1;
  *is_signed = cast[1] == 's' ? 1 : 0;
  return 0;
}
```