user: 请将以下的汇编代码转换成C语言代码：

```asm
<DoDFTQuick>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %rcx,0x18(%rsp)
  mov    %r8d,0x4c(%rsp)
  movss  %xmm0,0x2c(%rsp)
  movss  %xmm1,0x48(%rsp)
  test   %edx,%edx
  jle    L38
  mov    %edx,%eax
  mov    %rsi,0x20(%rsp)
  mov    %r9d,%ebx
  sub    $0x1,%eax
  mov    %rdi,0x30(%rsp)
  lea    0x4(%rsi,%rax,4),%rax
  mov    %rax,0x40(%rsp)
  movslq %r8d,%rax
  lea    (%rcx,%rax,4),%rax
  mov    %rax,0x50(%rsp)
  nopl   0x0(%rax,%rax,1)
L32:
  mov    0x20(%rsp),%rax
  movss  0x2c(%rsp),%xmm0
  pxor   %xmm1,%xmm1
  pxor   %xmm7,%xmm7
  movss  (%rax),%xmm6
  mulss  %xmm6,%xmm0
  cvtss2sd %xmm6,%xmm1
  movss  %xmm6,0x38(%rsp)
  cvttss2si %xmm0,%ebp
  movsd  D7(%rip),%xmm0
  divsd  %xmm1,%xmm0
  cvtsd2ss %xmm0,%xmm7
  pxor   %xmm0,%xmm0
  movss  %xmm7,0x14(%rsp)
  cvtsi2ss %ebp,%xmm0
  divss  0x48(%rsp),%xmm0
  cvttss2si %xmm0,%edi
  call   <floor@plt>
  mov    %eax,%r14d
  test   %eax,%eax
  je     L55
  pxor   %xmm6,%xmm6
  movss  0x14(%rsp),%xmm7
  cvtsi2ss %eax,%xmm6
  mulss  %xmm6,%xmm7
  movss  %xmm6,0x3c(%rsp)
  movss  %xmm7,0x14(%rsp)
  test   %ebp,%ebp
  js     L80
L93:
  mov    0x50(%rsp),%rax
  pxor   %xmm1,%xmm1
  movss  0x14(%rsp),%xmm2
  pxor   %xmm6,%xmm6
  movss  (%rax),%xmm3
  mov    0x4c(%rsp),%eax
  addss  %xmm6,%xmm2
  mulss  %xmm3,%xmm1
  sub    %r14d,%eax
  addss  %xmm6,%xmm3
  add    %ebx,%eax
  cltd
  idiv   %ebx
  addss  %xmm6,%xmm1
  cmp    %ebp,%r14d
  jg     L36
  lea    0x5c(%rsp),%r13
  mov    %r14d,%r15d
  lea    0x58(%rsp),%r12
  mov    %ebp,0x28(%rsp)
  mov    %r13,%rax
  mov    %edx,%ebp
  mov    %r14d,%r13d
  mov    %r12,%r14
  mov    %ebx,%r12d
  mov    %r15d,%ebx
  mov    %rax,%r15
  nopl   0x0(%rax,%rax,1)
L99:
  movaps %xmm2,%xmm0
  mov    %r14,%rsi
  mov    %r15,%rdi
  movss  %xmm3,0x10(%rsp)
  movss  %xmm1,0xc(%rsp)
  add    %r13d,%ebx
  movss  %xmm2,0x8(%rsp)
  call   <sincosf@plt>
  mov    0x18(%rsp),%rcx
  movslq %ebp,%rax
  sub    %r13d,%ebp
  movss  0x5c(%rsp),%xmm4
  movss  0xc(%rsp),%xmm1
  movss  (%rcx,%rax,4),%xmm0
  lea    0x0(%rbp,%r12,1),%eax
  movss  0x10(%rsp),%xmm3
  cltd
  movss  0x8(%rsp),%xmm2
  addss  0x14(%rsp),%xmm2
  idiv   %r12d
  mulss  %xmm0,%xmm4
  mulss  0x58(%rsp),%xmm0
  addss  %xmm4,%xmm1
  addss  %xmm0,%xmm3
  mov    %edx,%ebp
  cmp    %ebx,0x28(%rsp)
  jge    L99
  mov    %r12d,%ebx
L36:
  mulss  %xmm1,%xmm1
  pxor   %xmm7,%xmm7
  mulss  %xmm3,%xmm3
  addss  %xmm3,%xmm1
  ucomiss %xmm1,%xmm7
  ja     L15
L46:
  sqrtss %xmm1,%xmm1
L4:
  divss  0x38(%rsp),%xmm1
  divss  0x2c(%rsp),%xmm1
  mulss  0x3c(%rsp),%xmm1
  mov    0x30(%rsp),%rax
  addq   $0x4,0x20(%rsp)
  mov    0x20(%rsp),%rsi
  add    $0x4,%rax
  movss  %xmm1,-0x4(%rax)
  mov    %rax,0x30(%rsp)
  cmp    0x40(%rsp),%rsi
  jne    L32
L38:
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L55:
  movl   $0x3f800000,0x3c(%rsp)
  mov    $0x1,%r14d
  test   %ebp,%ebp
  jns    L93
L80:
  pxor   %xmm1,%xmm1
  jmp    L46
L15:
  movaps %xmm1,%xmm0
  call   <sqrtf@plt>
  movaps %xmm0,%xmm1
  jmp    L4
```

tool_calls: name: extract_symbolic_data
arguments: tag: D7
datatype: byte[8]

tool: {"D7": [0x6e,0x86,0x1b,0xf0,0xf9,0x21,0x19,0x40]}

assistant: ```c
void DoDFTQuick(float *outbins, float *frequencies, int bins, const float *databuffer, int place_in_data_buffer, int size_of_data_buffer, float q, float speedup) {
  int i, j;
  for (i = 0; i < bins; i++) {
    int flirts = 0;
    float freq = frequencies[i];
    float phi = 0;
    int ftq = freq * q;
    int sampleplace = place_in_data_buffer;
    float advance = 3.14159 * 2.0 / freq;
    float binqtys = 0;
    float binqtyc = 0;
    int skip = floor(ftq / speedup);
    if (skip == 0)
      skip = 1;
    advance *= skip;
    for (j = 0; j <= ftq; j += skip) {
      float sample = databuffer[sampleplace];
      sampleplace = (sampleplace - skip + size_of_data_buffer) % size_of_data_buffer;
      float sv = sinf(phi) * sample;
      float cv = cosf(phi) * sample;
      binqtys += sv;
      binqtyc += cv;
      phi += advance;
      flirts++;
    }
    float amp = sqrtf(binqtys * binqtys + binqtyc * binqtyc);
    outbins[i] = amp / freq / q * skip;
  }
}
```