user: 这段汇编代码用C语言表示是什么样的:

```asm
<st_comb_ln>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  je     L227
  cmpl   $0x0,-0x8(%rbp)
  jne    L47
L227:
  pxor   %xmm0,%xmm0
  jmp    L78
L47:
  mov    -0x4(%rbp),%eax
  sub    -0x8(%rbp),%eax
  mov    %eax,%eax
  test   %rax,%rax
  js     L105
  pxor   %xmm4,%xmm4
  cvtsi2sd %rax,%xmm4
  movsd  %xmm4,-0x10(%rbp)
  jmp    L36
L105:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
  movsd  %xmm0,-0x10(%rbp)
L36:
  mov    -0x4(%rbp),%eax
  test   %rax,%rax
  js     L32
  pxor   %xmm0,%xmm0
  cvtsi2sd %rax,%xmm0
  jmp    L226
L32:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
L226:
  mov    -0x4(%rbp),%eax
  sub    -0x8(%rbp),%eax
  mov    %eax,%eax
  test   %rax,%rax
  js     L256
  pxor   %xmm1,%xmm1
  cvtsi2sd %rax,%xmm1
  jmp    L65
L256:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm1,%xmm1
  cvtsi2sd %rdx,%xmm1
  addsd  %xmm1,%xmm1
L65:
  divsd  %xmm1,%xmm0
  cvttsd2si %xmm0,%eax
  mov    %eax,%edi
  call   <log@plt>
  mulsd  -0x10(%rbp),%xmm0
  movsd  %xmm0,-0x18(%rbp)
  mov    -0x8(%rbp),%eax
  test   %rax,%rax
  js     L137
  pxor   %xmm6,%xmm6
  cvtsi2sd %rax,%xmm6
  movsd  %xmm6,-0x10(%rbp)
  jmp    L62
L137:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
  movsd  %xmm0,-0x10(%rbp)
L62:
  mov    -0x4(%rbp),%eax
  test   %rax,%rax
  js     L16
  pxor   %xmm0,%xmm0
  cvtsi2sd %rax,%xmm0
  jmp    L89
L16:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
L89:
  mov    -0x8(%rbp),%eax
  test   %rax,%rax
  js     L172
  pxor   %xmm1,%xmm1
  cvtsi2sd %rax,%xmm1
  jmp    L265
L172:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm1,%xmm1
  cvtsi2sd %rdx,%xmm1
  addsd  %xmm1,%xmm1
L265:
  divsd  %xmm1,%xmm0
  cvttsd2si %xmm0,%eax
  mov    %eax,%edi
  call   <log@plt>
  mulsd  -0x10(%rbp),%xmm0
  addsd  -0x18(%rbp),%xmm0
  movsd  %xmm0,-0x10(%rbp)
  mov    -0x8(%rbp),%eax
  test   %rax,%rax
  js     L37
  pxor   %xmm0,%xmm0
  cvtsi2sd %rax,%xmm0
  jmp    L149
L37:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
L149:
  movsd  D34(%rip),%xmm1
  mulsd  %xmm0,%xmm1
  mov    -0x4(%rbp),%eax
  sub    -0x8(%rbp),%eax
  mov    %eax,%eax
  test   %rax,%rax
  js     L240
  pxor   %xmm0,%xmm0
  cvtsi2sd %rax,%xmm0
  jmp    L217
L240:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
L217:
  mulsd  %xmm0,%xmm1
  mov    -0x4(%rbp),%eax
  test   %rax,%rax
  js     L156
  pxor   %xmm0,%xmm0
  cvtsi2sd %rax,%xmm0
  jmp    L192
L156:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
L192:
  divsd  %xmm0,%xmm1
  cvttsd2si %xmm1,%eax
  mov    %eax,%edi
  call   <log@plt>
  movsd  D48(%rip),%xmm1
  mulsd  %xmm1,%xmm0
  movsd  -0x10(%rbp),%xmm3
  subsd  %xmm0,%xmm3
  mov    -0x4(%rbp),%eax
  test   %rax,%rax
  js     L21
  pxor   %xmm0,%xmm0
  cvtsi2sd %rax,%xmm0
  jmp    L141
L21:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
L141:
  movsd  D12(%rip),%xmm1
  divsd  %xmm0,%xmm1
  mov    -0x4(%rbp),%eax
  sub    -0x8(%rbp),%eax
  mov    %eax,%eax
  test   %rax,%rax
  js     L201
  pxor   %xmm0,%xmm0
  cvtsi2sd %rax,%xmm0
  jmp    L90
L201:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
L90:
  movsd  D12(%rip),%xmm2
  divsd  %xmm0,%xmm2
  subsd  %xmm2,%xmm1
  mov    -0x8(%rbp),%eax
  test   %rax,%rax
  js     L238
  pxor   %xmm0,%xmm0
  cvtsi2sd %rax,%xmm0
  jmp    L98
L238:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdx,%xmm0
  addsd  %xmm0,%xmm0
L98:
  movsd  D12(%rip),%xmm2
  divsd  %xmm0,%xmm2
  subsd  %xmm2,%xmm1
  movsd  D42(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  addsd  %xmm3,%xmm0
L78:
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D34
type_infered: byte[8]
name: retrieve_data
arguments: data_label: D48
type_infered: f64
name: retrieve_data
arguments: data_label: D12
type_infered: f64
name: retrieve_data
arguments: data_label: D42
type_infered: byte[8]

tool: {"D34": [0x4a,0xd8,0x12,0x4d,0xfb,0x21,0x19,0x40]}

tool: D48: 0.5

tool: D12: 1

tool: {"D42": [0x55,0x55,0x55,0x55,0x55,0x55,0xb5,0x3f]}

assistant: ```c
double st_comb_ln(unsigned int n, unsigned int r) {
  if (r == n || r == 0)
    return 0;
  return (n - r) * log((double)n / (n - r)) + r * log((double)n / r) - 0.5 * log(2 * 3.1415926 * r * (n - r) / n) + 1.0 / 12 * (1.0 / n - 1.0 / (n - r) - 1.0 / r);
}
```