user: 下面的汇编指令对应的C源代码是什么:

```asm
<string_relation>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x240,%rsp
  mov    %rdi,-0x228(%rbp)
  mov    %rsi,-0x230(%rbp)
  mov    %rdx,-0x238(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x228(%rbp),%rax
  lea    D9(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L12
  mov    -0x238(%rbp),%rdx
  mov    -0x230(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %al
  movzbl %al,%eax
  mov    %eax,-0x220(%rbp)
  jmp    L97
L12:
  mov    -0x228(%rbp),%rax
  lea    D21(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L72
  mov    -0x238(%rbp),%rdx
  mov    -0x230(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %al
  movzbl %al,%eax
  mov    %eax,-0x220(%rbp)
  jmp    L97
L72:
  mov    -0x228(%rbp),%rax
  lea    D16(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L66
  mov    -0x238(%rbp),%rdx
  mov    -0x230(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  setne  %al
  movzbl %al,%eax
  mov    %eax,-0x220(%rbp)
  jmp    L97
L66:
  mov    -0x228(%rbp),%rax
  lea    D8(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L96
  mov    -0x230(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x218(%rbp)
  mov    -0x238(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x214(%rbp)
  mov    -0x230(%rbp),%rdx
  lea    -0x210(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x238(%rbp),%rdx
  lea    -0x110(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  movl   $0x0,-0x21c(%rbp)
  jmp    L74
L68:
  mov    -0x21c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x230(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <toupper@plt>
  mov    -0x21c(%rbp),%edx
  movslq %edx,%rdx
  mov    %al,-0x210(%rbp,%rdx,1)
  addl   $0x1,-0x21c(%rbp)
L74:
  mov    -0x21c(%rbp),%eax
  cmp    -0x218(%rbp),%eax
  jl     L68
  movl   $0x0,-0x21c(%rbp)
  jmp    L8
L65:
  mov    -0x21c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x238(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <toupper@plt>
  mov    -0x21c(%rbp),%edx
  movslq %edx,%rdx
  mov    %al,-0x110(%rbp,%rdx,1)
  addl   $0x1,-0x21c(%rbp)
L8:
  mov    -0x21c(%rbp),%eax
  cmp    -0x214(%rbp),%eax
  jl     L65
  mov    -0x214(%rbp),%edx
  lea    -0x110(%rbp),%rcx
  lea    -0x210(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  sete   %al
  movzbl %al,%eax
  mov    %eax,-0x220(%rbp)
  jmp    L97
L96:
  movl   $0x0,-0x220(%rbp)
L97:
  mov    -0x220(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L19
  call   <__stack_chk_fail@plt>
L19:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D9
datatype: string
name: retrieve_data
arguments: data_tag: D21
datatype: string
name: retrieve_data
arguments: data_tag: D16
datatype: string
name: retrieve_data
arguments: data_tag: D8
datatype: string

tool: D9: =

tool: D21: ==

tool: D16: !=

tool: D8: matches

assistant: ```c
int string_relation(char *operator, char * s1, char *s2) {
  int t, l1, l2, i;
  char s3[255], s4[255];
  if (strcmp(operator, "=") == 0) {
    t = (strcmp(s1, s2) == 0);
  } else if (strcmp(operator, "==") == 0) {
    t = (strcmp(s1, s2) == 0);
  } else if (strcmp(operator, "!=") == 0) {
    t = (strcmp(s1, s2) != 0);
  } else if (strcmp(operator, "matches") == 0) {
    l1 = strlen(s1);
    l2 = strlen(s2);
    strcpy(s3, s1);
    strcpy(s4, s2);
    for (i = 0; i < l1; i++)
      s3[i] = toupper(s1[i]);
    for (i = 0; i < l2; i++)
      s4[i] = toupper(s2[i]);
    t = (strncmp(s3, s4, l2) == 0);
  } else
    t = 0;
  return (t);
}
```