user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<Fletcher_Powell_Davidon>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0xa0,%rsp
  mov    %rdi,-0x58(%rbp)
  mov    %rsi,-0x60(%rbp)
  mov    %rdx,-0x68(%rbp)
  mov    %rcx,-0x70(%rbp)
  mov    %r8,-0x78(%rbp)
  movsd  %xmm0,-0x80(%rbp)
  movsd  %xmm1,-0x88(%rbp)
  movsd  %xmm2,-0x90(%rbp)
  mov    %r9d,-0x94(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x4c(%rbp)
  mov    -0x94(%rbp),%eax
  mov    %eax,-0x48(%rbp)
  movl   $0x0,-0x44(%rbp)
  mov    -0x94(%rbp),%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x38(%rbp)
  mov    -0x94(%rbp),%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x30(%rbp)
  mov    -0x94(%rbp),%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x28(%rbp)
  mov    -0x94(%rbp),%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x20(%rbp)
  mov    -0x94(%rbp),%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x94(%rbp),%eax
  add    $0x1,%eax
  imul   -0x94(%rbp),%eax
  sar    %eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  jne    L34
  movl   $0xffffffff,-0x44(%rbp)
  jmp    L31
L34:
  mov    -0x78(%rbp),%rdx
  mov    -0x70(%rbp),%rax
  mov    -0x60(%rbp),%rcx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   *%rcx
L3:
  addl   $0x1,-0x4c(%rbp)
  addl   $0x1,-0x48(%rbp)
  mov    -0x48(%rbp),%eax
  cmp    -0x94(%rbp),%eax
  jle    L11
  mov    -0x94(%rbp),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <Identity_Matrix_ut@plt>
  movl   $0x1,-0x48(%rbp)
L11:
  mov    -0x94(%rbp),%ecx
  mov    -0x78(%rbp),%rdx
  mov    -0x10(%rbp),%rsi
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <Multiply_Sym_Matrix_by_Vector_ut@plt>
  mov    -0x70(%rbp),%rax
  mov    -0x58(%rbp),%rdx
  mov    %rax,%rdi
  call   *%rdx
  movq   %xmm0,%rax
  mov    -0x94(%rbp),%r9d
  movsd  -0x90(%rbp),%xmm2
  movsd  -0x88(%rbp),%xmm1
  movsd  -0x80(%rbp),%xmm0
  mov    -0x38(%rbp),%r8
  mov    -0x30(%rbp),%rcx
  lea    -0x40(%rbp),%rdx
  mov    -0x70(%rbp),%rsi
  mov    -0x58(%rbp),%rdi
  movapd %xmm2,%xmm3
  movapd %xmm1,%xmm2
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  call   <Minimize_Down_the_Line@plt>
  mov    -0x94(%rbp),%ecx
  mov    -0x70(%rbp),%rdx
  mov    -0x38(%rbp),%rsi
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <Subtract_Vectors@plt>
  mov    -0x94(%rbp),%edx
  mov    -0x38(%rbp),%rcx
  mov    -0x70(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <Copy_Vector@plt>
  mov    -0x94(%rbp),%edx
  mov    -0x78(%rbp),%rcx
  mov    -0x38(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <Copy_Vector@plt>
  mov    -0x78(%rbp),%rdx
  mov    -0x70(%rbp),%rax
  mov    -0x60(%rbp),%rcx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   *%rcx
  mov    -0x94(%rbp),%ecx
  mov    -0x38(%rbp),%rdx
  mov    -0x78(%rbp),%rsi
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <Subtract_Vectors@plt>
  mov    -0x94(%rbp),%edi
  mov    -0x18(%rbp),%rcx
  mov    -0x20(%rbp),%rdx
  mov    -0x28(%rbp),%rsi
  mov    -0x10(%rbp),%rax
  mov    %edi,%r8d
  mov    %rax,%rdi
  call   <Update_H@plt>
  mov    -0x94(%rbp),%ecx
  mov    -0x4c(%rbp),%edx
  mov    -0x78(%rbp),%rsi
  mov    -0x28(%rbp),%rax
  mov    -0x68(%rbp),%r8
  mov    %rax,%rdi
  call   *%r8
  mov    %eax,-0x44(%rbp)
  cmpl   $0x0,-0x44(%rbp)
  je     L3
L31:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x44(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L5
  call   <__stack_chk_fail@plt>
L5:
  leave
  ret
```

assistant: ```c
int Fletcher_Powell_Davidon(double (*f)(double *), void (*df)(double *, double *), int (*Stopping_Rule)(double *, double *, int, int), double *a, double *dfa, double line_search_cutoff, double line_search_cutoff_scale_factor, double line_search_tolerance, int n) {
  double *x;
  double *dx;
  double *dg;
  double *H;
  double *Hg;
  double *v;
  double p;
  int iteration = 0;
  int count_between_resets = n;
  int err = 0;
  x = (double *)malloc(n * sizeof(double));
  v = (double *)malloc(n * sizeof(double));
  dx = (double *)malloc(n * sizeof(double));
  dg = (double *)malloc(n * sizeof(double));
  Hg = (double *)malloc(n * sizeof(double));
  H = (double *)malloc(((n * (n + 1)) >> 1) * sizeof(double));
  if (H == 0)
    err = -1;
  else {
    df(a, dfa);
    do {
      iteration++;
      count_between_resets++;
      if (count_between_resets > n) {
        Identity_Matrix_ut(H, n);
        count_between_resets = 1;
      }
      Multiply_Sym_Matrix_by_Vector_ut(v, H, dfa, n);
      Minimize_Down_the_Line(f, a, f(a), &p, v, x, line_search_cutoff, line_search_cutoff_scale_factor, line_search_tolerance, n);
      Subtract_Vectors(dx, x, a, n);
      Copy_Vector(a, x, n);
      Copy_Vector(x, dfa, n);
      df(a, dfa);
      Subtract_Vectors(dg, dfa, x, n);
      Update_H(H, dx, dg, Hg, n);
      err = Stopping_Rule(dx, dfa, iteration, n);
    } while (!err);
  }
  free(Hg);
  free(H);
  free(dg);
  free(dx);
  free(v);
  free(x);
  return err;
}
```