user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0xffffffffffffffe9,-0x50(%rbp)
  movq   $0x2,-0x30(%rbp)
  mov    $0x3,%esi
  mov    $0x1,%edi
  call   <lvector@plt>
  mov    %rax,-0x28(%rbp)
  mov    $0x400,%esi
  mov    $0x1,%edi
  call   <vector@plt>
  mov    %rax,-0x20(%rbp)
  mov    $0x400,%esi
  mov    $0x1,%edi
  call   <vector@plt>
  mov    %rax,-0x18(%rbp)
  movq   $0x1,-0x48(%rbp)
  jmp    L24
L92:
  shlq   -0x30(%rbp)
  mov    -0x48(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  mov    -0x30(%rbp),%rax
  mov    %rax,(%rdx)
  addq   $0x1,-0x48(%rbp)
L24:
  cmpq   $0x3,-0x48(%rbp)
  jbe    L92
  movq   $0x1,-0x48(%rbp)
  jmp    L52
L54:
  movq   $0x1,-0x40(%rbp)
  jmp    L17
L101:
  movq   $0x1,-0x38(%rbp)
  jmp    L65
L85:
  mov    -0x48(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  imul   %rax,%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  lea    -0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  imul   %rax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  add    %rax,%rax
  sub    $0x1,%rax
  mov    %rax,-0x10(%rbp)
  lea    -0x50(%rbp),%rax
  mov    %rax,%rdi
  call   <ran1@plt>
  add    %eax,%eax
  lea    -0x1(%rax),%edx
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,4),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  pxor   %xmm0,%xmm0
  cvtsi2ss %edx,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x10(%rbp),%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  movss  (%rax),%xmm0
  movss  %xmm0,(%rdx)
  addq   $0x1,-0x10(%rbp)
  lea    -0x50(%rbp),%rax
  mov    %rax,%rdi
  call   <ran1@plt>
  add    %eax,%eax
  lea    -0x1(%rax),%edx
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,4),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  pxor   %xmm0,%xmm0
  cvtsi2ss %edx,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x10(%rbp),%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  movss  (%rax),%xmm0
  movss  %xmm0,(%rdx)
  addq   $0x1,-0x38(%rbp)
L65:
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  cmp    %rax,-0x38(%rbp)
  jbe    L85
  addq   $0x1,-0x40(%rbp)
L17:
  mov    -0x28(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  cmp    %rax,-0x40(%rbp)
  jbe    L101
  addq   $0x1,-0x48(%rbp)
L52:
  mov    -0x28(%rbp),%rax
  add    $0x18,%rax
  mov    (%rax),%rax
  cmp    %rax,-0x48(%rbp)
  jbe    L54
  movl   $0x1,-0x54(%rbp)
  mov    -0x54(%rbp),%edx
  mov    -0x28(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  mov    %edx,%ecx
  mov    $0x3,%edx
  mov    %rax,%rdi
  call   <fourn@plt>
  movl   $0xffffffff,-0x54(%rbp)
  mov    -0x54(%rbp),%edx
  mov    -0x28(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  mov    %edx,%ecx
  mov    $0x3,%edx
  mov    %rax,%rdi
  call   <fourn@plt>
  lea    D41(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D94(%rip),%rax
  mov    %rax,%rcx
  lea    D70(%rip),%rax
  mov    %rax,%rdx
  lea    D28(%rip),%rax
  mov    %rax,%rsi
  lea    D111(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  sub    $0x8,%rsp
  lea    D16(%rip),%rax
  push   %rax
  lea    D114(%rip),%r9
  lea    D16(%rip),%r8
  lea    D114(%rip),%rax
  mov    %rax,%rcx
  lea    D16(%rip),%rax
  mov    %rax,%rdx
  lea    D114(%rip),%rax
  mov    %rax,%rsi
  lea    D42(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x10,%rsp
  movq   $0x1,-0x48(%rbp)
  jmp    L55
L72:
  mov    -0x48(%rbp),%rax
  add    %rax,%rax
  mov    %rax,-0x40(%rbp)
  mov    -0x40(%rbp),%rax
  add    %rax,%rax
  mov    %rax,-0x38(%rbp)
  mov    -0x48(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  imul   %rax,%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  lea    -0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  imul   %rax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  add    %rax,%rax
  sub    $0x1,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  divss  %xmm1,%xmm0
  pxor   %xmm4,%xmm4
  cvtss2sd %xmm0,%xmm4
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  divss  %xmm1,%xmm0
  pxor   %xmm3,%xmm3
  cvtss2sd %xmm0,%xmm3
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  pxor   %xmm2,%xmm2
  cvtss2sd %xmm0,%xmm2
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  pxor   %xmm1,%xmm1
  cvtss2sd %xmm0,%xmm1
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  cvtss2sd %xmm0,%xmm0
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm5
  pxor   %xmm6,%xmm6
  cvtss2sd %xmm5,%xmm6
  movq   %xmm6,%rax
  movapd %xmm4,%xmm5
  movapd %xmm3,%xmm4
  movapd %xmm2,%xmm3
  movapd %xmm1,%xmm2
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  lea    D127(%rip),%rax
  mov    %rax,%rdi
  mov    $0x6,%eax
  call   <printf@plt>
  addq   $0x1,-0x48(%rbp)
L55:
  cmpq   $0x4,-0x48(%rbp)
  jbe    L72
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  imul   %rax,%rdx
  mov    -0x28(%rbp),%rax
  add    $0x18,%rax
  mov    (%rax),%rax
  imul   %rdx,%rax
  mov    %rax,%rsi
  lea    D130(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x18(%rbp),%rax
  mov    $0x400,%edx
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <free_vector@plt>
  mov    -0x20(%rbp),%rax
  mov    $0x400,%edx
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <free_vector@plt>
  mov    -0x28(%rbp),%rax
  mov    $0x3,%edx
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <free_lvector@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L69
  call   <__stack_chk_fail@plt>
L69:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D41
type_guessed: string
name: unpack_data
arguments: data_label: D94
type_guessed: string
name: unpack_data
arguments: data_label: D70
type_guessed: string
name: unpack_data
arguments: data_label: D28
type_guessed: string
name: unpack_data
arguments: data_label: D111
type_guessed: string
name: unpack_data
arguments: data_label: D16
type_guessed: string
name: unpack_data
arguments: data_label: D114
type_guessed: string
name: unpack_data
arguments: data_label: D42
type_guessed: string
name: unpack_data
arguments: data_label: D127
type_guessed: string
name: unpack_data
arguments: data_label: D130
type_guessed: string

tool: D41: Double 3-dimensional transform


tool: D94: Ratio

tool: D70: Original data

tool: D28: Double transf.

tool: D111: %22s %24s %20s


tool: D16: imag.

tool: D114: real

tool: D42: %10s %13s %12s %13s %11s %13s



tool: D127: %12.2f %12.2f %10.2f %12.2f %14.2f %12.2f


tool: D130: 
The product of transform lengths is: %4lu


assistant: ```c
int main(void) {
  int isign;
  long idum = (-23);
  unsigned long i, j, k, l, ndum = 2, *nn;
  float *data1, *data2;
  nn = lvector(1, 3);
  data1 = vector(1, 1024);
  data2 = vector(1, 1024);
  for (i = 1; i <= 3; i++)
    nn[i] = (ndum <<= 1);
  for (i = 1; i <= nn[3]; i++)
    for (j = 1; j <= nn[2]; j++)
      for (k = 1; k <= nn[1]; k++) {
        l = k + (j - 1) * nn[1] + (i - 1) * nn[2] * nn[1];
        l = (l << 1) - 1;
        data2[l] = data1[l] = 2 * ran1(&idum) - 1;
        l++;
        data2[l] = data1[l] = 2 * ran1(&idum) - 1;
      }
  isign = 1;
  fourn(data2, nn, 3, isign);
  isign = -1;
  fourn(data2, nn, 3, isign);
  printf("Double 3-dimensional transform\n\n");
  printf("%22s %24s %20s\n", "Double transf.", "Original data", "Ratio");
  printf("%10s %13s %12s %13s %11s %13s\n\n", "real", "imag.", "real", "imag.", "real", "imag.");
  for (i = 1; i <= 4; i++) {
    k = 2 * (j = 2 * i);
    l = k + (j - 1) * nn[1] + (i - 1) * nn[2] * nn[1];
    l = (l << 1) - 1;
    printf("%12.2f %12.2f %10.2f %12.2f %14.2f %12.2f\n", data2[l], data2[l + 1], data1[l], data1[l + 1], data2[l] / data1[l], data2[l + 1] / data1[l + 1]);
  }
  printf("\nThe product of transform lengths is: %4lu\n", nn[1] * nn[2] * nn[3]);
  free_vector(data2, 1, 1024);
  free_vector(data1, 1, 1024);
  free_lvector(nn, 1, 3);
  return 0;
}
```