user: 这段汇编代码用C语言表示是什么样的：

```asm
<spectral_envelope>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %edi,%ebx
  mov    %edi,0x14(%rsp)
  mov    %rsi,%r12
  mov    %edx,%ebp
  mov    %edx,0x24(%rsp)
  mov    %rcx,%r15
  lea    0x1(%rdi),%r13d
  lea    (%rdi,%rdi,1),%r14d
  mov    %r14d,0x18(%rsp)
  mov    %r14d,%edx
  mov    %ebp,%esi
  mov    %r13d,%edi
  call   <bin_to_freq@plt>
  movss  %xmm0,0x1c(%rsp)
  mov    %r14d,%esi
  mov    %ebp,%edi
  movss  D40(%rip),%xmm0
  call   <freq_to_bin@plt>
  mov    %eax,0x20(%rsp)
  test   %ebx,%ebx
  js     L47
  cltq
  shl    $0x2,%rax
  mov    %rax,0x28(%rsp)
  mov    $0x0,%r14d
  jmp    L6
L25:
  movss  0x4(%rsp),%xmm3
  divss  0x8(%rsp),%xmm3
  movss  %xmm3,0x4(%rsp)
L0:
  movss  0x4(%rsp),%xmm4
  movss  %xmm4,(%r15)
  add    0x20(%rsp),%r14d
  add    0x28(%rsp),%r15
  cmp    %r14d,0x14(%rsp)
  jl     L47
L6:
  mov    0x18(%rsp),%edx
  mov    0x24(%rsp),%esi
  mov    %r14d,%edi
  call   <bin_to_freq@plt>
  cvtss2sd %xmm0,%xmm0
  movsd  D74(%rip),%xmm2
  mulsd  %xmm0,%xmm2
  movsd  D12(%rip),%xmm7
  movapd %xmm2,%xmm1
  cmpnltsd %xmm7,%xmm1
  andpd  %xmm1,%xmm2
  andnpd %xmm7,%xmm1
  orpd   %xmm1,%xmm2
  movapd %xmm0,%xmm1
  subsd  %xmm2,%xmm1
  cvtsd2ss %xmm1,%xmm1
  movsd  D41(%rip),%xmm3
  mulsd  %xmm0,%xmm3
  comisd %xmm3,%xmm7
  jbe    L39
  movapd %xmm7,%xmm3
L39:
  pxor   %xmm2,%xmm2
  cvtsi2sd %r13d,%xmm2
  subsd  D43(%rip),%xmm2
  movss  0x1c(%rsp),%xmm5
  divss  %xmm5,%xmm1
  cvtss2sd %xmm1,%xmm1
  mulsd  %xmm2,%xmm1
  movsd  D14(%rip),%xmm4
  addsd  %xmm4,%xmm1
  cvttsd2si %xmm1,%ebx
  addsd  %xmm3,%xmm0
  cvtsd2ss %xmm0,%xmm0
  divss  %xmm5,%xmm0
  cvtss2sd %xmm0,%xmm0
  mulsd  %xmm2,%xmm0
  addsd  %xmm4,%xmm0
  cvttsd2si %xmm0,%eax
  test   %ebx,%ebx
  mov    $0x0,%edx
  cmovs  %edx,%ebx
  cmp    %ebx,%r13d
  cmovle 0x14(%rsp),%ebx
  lea    0x1(%rbx),%ebp
  cmp    %eax,%ebp
  cmovl  %eax,%ebp
  cmp    %ebp,%r13d
  cmovle %r13d,%ebp
  pxor   %xmm0,%xmm0
  cvtsi2sd %ebx,%xmm0
  mulsd  %xmm4,%xmm0
  pxor   %xmm1,%xmm1
  cvtsi2sd %ebp,%xmm1
  mulsd  %xmm4,%xmm1
  addsd  %xmm1,%xmm0
  pxor   %xmm3,%xmm3
  cvtsd2ss %xmm0,%xmm3
  movss  %xmm3,0xc(%rsp)
  pxor   %xmm0,%xmm0
  cvtsi2ss %ebp,%xmm0
  subss  %xmm3,%xmm0
  movss  %xmm0,0x10(%rsp)
  cmp    %ebp,%ebx
  jge    L57
  movslq %ebx,%rbx
  pxor   %xmm3,%xmm3
  movss  %xmm3,0x4(%rsp)
  movss  %xmm3,0x8(%rsp)
L52:
  pxor   %xmm0,%xmm0
  cvtsi2ss %ebx,%xmm0
  subss  0xc(%rsp),%xmm0
  call   <fabs@plt>
  movaps %xmm0,%xmm1
  divss  0x10(%rsp),%xmm1
  movss  D62(%rip),%xmm0
  subss  %xmm1,%xmm0
  mulss  %xmm0,%xmm0
  mulss  %xmm0,%xmm0
  movss  (%r12,%rbx,4),%xmm1
  mulss  %xmm1,%xmm0
  mulss  %xmm0,%xmm1
  addss  0x4(%rsp),%xmm1
  movss  %xmm1,0x4(%rsp)
  addss  0x8(%rsp),%xmm0
  movss  %xmm0,0x8(%rsp)
  add    $0x1,%rbx
  cmp    %ebx,%ebp
  jg     L52
  ucomiss D12(%rip),%xmm0
  jp     L25
  jne    L25
  jmp    L0
L57:
  pxor   %xmm2,%xmm2
  movss  %xmm2,0x4(%rsp)
  jmp    L0
L47:
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D40
type: byte[4]
name: retrieve_data
arguments: data_label: D74
type: f64
name: retrieve_data
arguments: data_label: D12
type: f64
name: retrieve_data
arguments: data_label: D41
type: f64
name: retrieve_data
arguments: data_label: D43
type: f64
name: retrieve_data
arguments: data_label: D14
type: f64
name: retrieve_data
arguments: data_label: D62
type: byte[4]

tool: {"D40": [0x00,0x00,0xc8,0x42]}

tool: D74: 0.34

tool: D12: 50

tool: D41: 0.58

tool: D43: 1

tool: D14: 0.5

tool: {"D62": [0x00,0x00,0x80,0x3f]}

assistant: ```c
void spectral_envelope(int fft_size_2, float *fft_p2, int samp_rate, float *spectral_envelope_values) {
  int k;
  int spec_size = fft_size_2 + 1;
  float spectral_range = bin_to_freq(spec_size, samp_rate, fft_size_2 * 2);
  int hop = (int)freq_to_bin(100.f, samp_rate, fft_size_2 * 2);
  for (k = 0; k <= fft_size_2; k += hop) {
    float freq = bin_to_freq(k, samp_rate, fft_size_2 * 2);
    float bf = freq - (((50.0) > (freq * 0.34)) ? (50.0) : (freq * 0.34));
    float ef = freq + (((50.0) > (freq * 0.58)) ? (50.0) : (freq * 0.58));
    int b = (int)(bf / spectral_range * (spec_size - 1.0) + 0.5);
    int e = (int)(ef / spectral_range * (spec_size - 1.0) + 0.5);
    b = (((b) > (0)) ? (b) : (0));
    b = (((spec_size - 1) < (b)) ? (spec_size - 1) : (b));
    e = (((e) > (b + 1)) ? (e) : (b + 1));
    e = (((spec_size) < (e)) ? (spec_size) : (e));
    float c = b / 2.0 + e / 2.0;
    float half_window_length = e - c;
    float n = 0.0;
    float wavg = 0.0;
    for (int i = b; i < e; ++i) {
      float weight = 1.0 - fabs((float)(i)-c) / half_window_length;
      weight *= weight;
      weight *= weight;
      float spectrum_energy_val = fft_p2[i];
      weight *= spectrum_energy_val;
      wavg += spectrum_energy_val * weight;
      n += weight;
    }
    if (n != 0.0)
      wavg /= n;
    spectral_envelope_values[k] = wavg;
  }
}
```