user: 请从给定的汇编指令推导出C源代码:

```asm
<rpn_eval>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x38(%rbp)
  movsd  %xmm0,-0x40(%rbp)
  mov    -0x38(%rbp),%rax
  lea    D62(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x30(%rbp)
  cmpq   $0x0,-0x30(%rbp)
  jne    L233
  mov    -0x38(%rbp),%rax
  mov    %rax,%rsi
  lea    D64(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L233
L43:
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <atof@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x18(%rbp)
  pxor   %xmm0,%xmm0
  ucomisd -0x18(%rbp),%xmm0
  jp     L243
  pxor   %xmm0,%xmm0
  ucomisd -0x18(%rbp),%xmm0
  je     L100
L243:
  mov    -0x18(%rbp),%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L100:
  mov    -0x28(%rbp),%rax
  lea    D35(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L126
  mov    -0x40(%rbp),%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L126:
  mov    -0x28(%rbp),%rax
  lea    D87(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L197
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x8(%rbp)
  movsd  -0x10(%rbp),%xmm0
  addsd  -0x8(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L197:
  mov    -0x28(%rbp),%rax
  lea    D104(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L237
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x8(%rbp)
  movsd  -0x8(%rbp),%xmm0
  subsd  -0x10(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L237:
  mov    -0x28(%rbp),%rax
  lea    D47(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L214
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x8(%rbp)
  movsd  -0x10(%rbp),%xmm0
  mulsd  -0x8(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L214:
  mov    -0x28(%rbp),%rax
  lea    D77(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L164
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x8(%rbp)
  movsd  -0x8(%rbp),%xmm0
  divsd  -0x10(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L164:
  mov    -0x28(%rbp),%rax
  lea    D107(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L182
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  movq   %rax,%xmm0
  call   <sin@plt>
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L182:
  mov    -0x28(%rbp),%rax
  lea    D128(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L134
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  movq   %rax,%xmm0
  call   <cos@plt>
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L134:
  mov    -0x28(%rbp),%rax
  lea    D126(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L224
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x8(%rbp)
  movsd  -0x10(%rbp),%xmm0
  mov    -0x8(%rbp),%rax
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  call   <pow@plt>
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L224:
  mov    -0x28(%rbp),%rax
  lea    D32(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L236
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  movq   %rax,%xmm0
  call   <log@plt>
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
  jmp    L233
L236:
  mov    -0x28(%rbp),%rax
  lea    D25(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L233
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  movq   %rax,%xmm0
  call   <exp@plt>
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  call   <stack_push@plt>
L233:
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <nextword@plt>
  mov    %rax,-0x28(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  jne    L43
  mov    $0x0,%eax
  call   <stack_top@plt>
  cmp    $0x1,%eax
  je     L46
  lea    D91(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x1,%edi
  call   <exit@plt>
L46:
  mov    $0x0,%eax
  call   <stack_pop@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x20(%rbp)
  movsd  -0x20(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  leave
  ret
```

tool_calls: name: parse_data
arguments: tag: D62
data_type: string
name: parse_data
arguments: tag: D64
data_type: string
name: parse_data
arguments: tag: D35
data_type: string
name: parse_data
arguments: tag: D87
data_type: string
name: parse_data
arguments: tag: D104
data_type: string
name: parse_data
arguments: tag: D47
data_type: string
name: parse_data
arguments: tag: D77
data_type: string
name: parse_data
arguments: tag: D107
data_type: string
name: parse_data
arguments: tag: D128
data_type: string
name: parse_data
arguments: tag: D126
data_type: string
name: parse_data
arguments: tag: D32
data_type: string
name: parse_data
arguments: tag: D25
data_type: string
name: parse_data
arguments: tag: D91
data_type: string

tool: D62: r

tool: D64: Could not open file %s


tool: D35: x

tool: D87: +

tool: D104: -

tool: D47: *

tool: D77: /

tool: D107: sin

tool: D128: cos

tool: D126: pow

tool: D32: log

tool: D25: exp

tool: D91: Elements remain in the stack

assistant: ```c
double rpn_eval(char *fileName, double x) {
  double a, b, c;
  FILE *fd;
  fd = fopen(fileName, "r");
  if (fd == NULL) {
    printf("Could not open file %s\n", fileName);
    exit(1);
  }
  char *word;
  while (word = nextword(fd)) {
    if (c = atof(word)) {
      stack_push(c);
    } else if (strcmp(word, "x") == 0) {
      stack_push(x);
    } else if (strcmp(word, "+") == 0) {
      a = stack_pop();
      b = stack_pop();
      stack_push(a + b);
    } else if (strcmp(word, "-") == 0) {
      a = stack_pop();
      b = stack_pop();
      stack_push(b - a);
    } else if (strcmp(word, "*") == 0) {
      a = stack_pop();
      b = stack_pop();
      stack_push(a * b);
    } else if (strcmp(word, "/") == 0) {
      a = stack_pop();
      b = stack_pop();
      stack_push(b / a);
    } else if (strcmp(word, "sin") == 0) {
      a = stack_pop();
      stack_push(sin(a));
    } else if (strcmp(word, "cos") == 0) {
      a = stack_pop();
      stack_push(cos(a));
    } else if (strcmp(word, "pow") == 0) {
      a = stack_pop();
      b = stack_pop();
      stack_push(pow(b, a));
    } else if (strcmp(word, "log") == 0) {
      a = stack_pop();
      stack_push(log(a));
    } else if (strcmp(word, "exp") == 0) {
      a = stack_pop();
      stack_push(exp(a));
    }
  }
  if (stack_top() != 1) {
    printf("Elements remain in the stack\n");
    exit(1);
  }
  double result = stack_pop();
  return result;
}
```