user: 下面的汇编指令对应的C源代码是什么:

```asm
<sift_extract_feature_vector>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0xc8,%rsp
  movss  %xmm0,0xac(%rsp)
  movss  %xmm1,0x6c(%rsp)
  movss  %xmm2,0x78(%rsp)
  movss  %xmm3,0x84(%rsp)
  mov    %rdi,0x90(%rsp)
  mov    %rsi,0x98(%rsp)
  mov    %edx,0xa0(%rsp)
  mov    %r8d,0x88(%rsp)
  mov    %r9d,%r14d
  movss  %xmm4,0x7c(%rsp)
  mov    0x100(%rsp),%r15
  mov    %fs:0x28,%rax
  mov    %rax,0xb8(%rsp)
  xor    %eax,%eax
  mov    %r8d,%edx
  imul   %r8d,%edx
  imul   %r9d,%edx
  test   %edx,%edx
  jle    L184
  mov    %r15,%rax
  lea    -0x1(%rdx),%edx
  lea    0x4(%r15,%rdx,4),%rdx
L195:
  movl   $0x0,(%rax)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L195
L184:
  mov    0x88(%rsp),%ebx
  pxor   %xmm3,%xmm3
  cvtsi2ss %ebx,%xmm3
  movss  %xmm3,0x8c(%rsp)
  movss  D95(%rip),%xmm1
  movaps %xmm1,%xmm0
  divss  %xmm3,%xmm0
  addss  %xmm1,%xmm0
  mulss  0x7c(%rsp),%xmm0
  mulss  0x78(%rsp),%xmm0
  movss  %xmm0,0x70(%rsp)
  cvtss2sd %xmm0,%xmm0
  mulsd  D131(%rip),%xmm0
  cvtsd2ss %xmm0,%xmm0
  movss  0xac(%rsp),%xmm3
  movaps %xmm3,%xmm1
  subss  %xmm0,%xmm1
  cvtss2sd %xmm1,%xmm1
  movsd  D114(%rip),%xmm2
  addsd  %xmm2,%xmm1
  cvttsd2si %xmm1,%esi
  test   %esi,%esi
  mov    $0x0,%eax
  cmovns %esi,%eax
  mov    %eax,%edi
  mov    %eax,0x74(%rsp)
  movss  0x6c(%rsp),%xmm4
  movaps %xmm4,%xmm1
  subss  %xmm0,%xmm1
  cvtss2sd %xmm1,%xmm1
  addsd  %xmm2,%xmm1
  cvttsd2si %xmm1,%esi
  test   %esi,%esi
  mov    $0x0,%eax
  cmovns %esi,%eax
  mov    %eax,0xa4(%rsp)
  addss  %xmm0,%xmm3
  pxor   %xmm1,%xmm1
  cvtss2sd %xmm3,%xmm1
  addsd  %xmm2,%xmm1
  cvttsd2si %xmm1,%eax
  sub    $0x1,%ecx
  cmp    %ecx,%eax
  mov    %ecx,%esi
  cmovle %eax,%esi
  mov    %esi,0xa8(%rsp)
  addss  %xmm4,%xmm0
  cvtss2sd %xmm0,%xmm0
  addsd  %xmm2,%xmm0
  cvttsd2si %xmm0,%edx
  mov    0xa0(%rsp),%ecx
  lea    -0x1(%rcx),%eax
  cmp    %eax,%edx
  cmovle %edx,%eax
  mov    %eax,0x60(%rsp)
  cmp    %esi,%edi
  jge    L65
  imul   %ecx,%edi
  mov    %edi,0x80(%rsp)
  imul   %r14d,%ebx
  mov    %ebx,0x4c(%rsp)
  movslq %r14d,%rax
  shl    $0x2,%rax
  mov    %rax,0x38(%rsp)
  jmp    L216
L118:
  xorps  D0(%rip),%xmm1
  jmp    L115
L232:
  maxss  %xmm1,%xmm0
  movss  0x70(%rsp),%xmm4
  comiss %xmm0,%xmm4
  ja     L49
L142:
  addl   $0x1,0x40(%rsp)
  mov    0x40(%rsp),%eax
  cmp    %eax,0x60(%rsp)
  je     L212
L62:
  movss  0x64(%rsp),%xmm0
  movss  %xmm0,0xb0(%rsp)
  pxor   %xmm1,%xmm1
  cvtsi2ssl 0x40(%rsp),%xmm1
  subss  0x6c(%rsp),%xmm1
  movss  %xmm1,0xb4(%rsp)
  lea    0xb4(%rsp),%rsi
  lea    0xb0(%rsp),%rdi
  movss  0x68(%rsp),%xmm2
  call   <apply_rotation@plt>
  movss  0xb0(%rsp),%xmm1
  pxor   %xmm0,%xmm0
  comiss %xmm1,%xmm0
  ja     L118
L115:
  movss  0xb4(%rsp),%xmm0
  pxor   %xmm2,%xmm2
  comiss %xmm0,%xmm2
  jbe    L232
  xorps  D0(%rip),%xmm0
  jmp    L232
L49:
  mov    0x40(%rsp),%eax
  add    0x80(%rsp),%eax
  cltq
  mov    0x90(%rsp),%rdi
  pxor   %xmm3,%xmm3
  cvtss2sd (%rdi,%rax,4),%xmm3
  movq   %xmm3,%rbp
  mov    0x98(%rsp),%rdi
  pxor   %xmm3,%xmm3
  cvtss2sd (%rdi,%rax,4),%xmm3
  movq   %xmm3,%rbx
  movq   %rbp,%xmm1
  movapd %xmm3,%xmm0
  call   <atan2@plt>
  subss  0x84(%rsp),%xmm0
  mov    $0x6,%edi
  call   <modulus@plt>
  movss  %xmm0,0x20(%rsp)
  movss  0x7c(%rsp),%xmm3
  mulss  0x78(%rsp),%xmm3
  pxor   %xmm4,%xmm4
  cvtss2sd %xmm3,%xmm4
  movsd  %xmm4,0x8(%rsp)
  movq   %rbx,%xmm1
  movq   %rbp,%xmm0
  call   <hypot@plt>
  movq   %xmm0,%rbx
  movss  0xb0(%rsp),%xmm0
  movss  0xb4(%rsp),%xmm1
  mulss  %xmm0,%xmm0
  mulss  %xmm1,%xmm1
  addss  %xmm1,%xmm0
  xorps  D0(%rip),%xmm0
  cvtss2sd %xmm0,%xmm0
  movsd  0x8(%rsp),%xmm4
  movapd %xmm4,%xmm1
  addsd  %xmm4,%xmm1
  mulsd  %xmm4,%xmm1
  divsd  %xmm1,%xmm0
  cvtsd2ss %xmm0,%xmm0
  call   <exp@plt>
  movq   %rbx,%xmm6
  mulsd  %xmm0,%xmm6
  movsd  %xmm6,0x8(%rsp)
  movss  0x7c(%rsp),%xmm3
  movaps %xmm3,%xmm2
  addss  %xmm3,%xmm2
  mulss  0x78(%rsp),%xmm2
  divss  0x8c(%rsp),%xmm2
  mov    0x88(%rsp),%ebp
  pxor   %xmm1,%xmm1
  cvtsi2sd %ebp,%xmm1
  subsd  D157(%rip),%xmm1
  mulsd  D114(%rip),%xmm1
  movss  0xb0(%rsp),%xmm0
  divss  %xmm2,%xmm0
  cvtss2sd %xmm0,%xmm0
  addsd  %xmm1,%xmm0
  pxor   %xmm3,%xmm3
  cvtsd2ss %xmm0,%xmm3
  movss  %xmm3,0x34(%rsp)
  movss  0xb4(%rsp),%xmm0
  divss  %xmm2,%xmm0
  cvtss2sd %xmm0,%xmm0
  addsd  %xmm1,%xmm0
  pxor   %xmm4,%xmm4
  cvtsd2ss %xmm0,%xmm4
  movss  %xmm4,0x30(%rsp)
  pxor   %xmm0,%xmm0
  cvtss2sd 0x20(%rsp),%xmm0
  divsd  D10(%rip),%xmm0
  pxor   %xmm1,%xmm1
  cvtsi2sd %r14d,%xmm1
  mulsd  %xmm1,%xmm0
  pxor   %xmm7,%xmm7
  cvtsd2ss %xmm0,%xmm7
  movss  %xmm7,0x20(%rsp)
  movaps %xmm3,%xmm0
  call   <floor@plt>
  mov    %eax,%ebx
  movss  0x30(%rsp),%xmm0
  call   <floor@plt>
  test   %ebx,%ebx
  mov    $0x0,%edx
  mov    %edx,%ecx
  cmovns %ebx,%ecx
  mov    %ecx,0x24(%rsp)
  lea    -0x1(%rbp),%edx
  add    $0x1,%ebx
  cmp    %edx,%ebx
  mov    %ebx,%edi
  cmovg  %edx,%edi
  mov    %edi,0x48(%rsp)
  cmp    %edi,%ecx
  jg     L142
  imul   0x4c(%rsp),%ecx
  mov    %ecx,0x44(%rsp)
  test   %eax,%eax
  mov    $0x0,%ecx
  cmovns %eax,%ecx
  mov    %ecx,0x58(%rsp)
  imul   %r14d,%ecx
  mov    %ecx,0x5c(%rsp)
  movslq %ecx,%rdi
  mov    %rdi,0x50(%rsp)
  add    $0x1,%eax
  cmp    %edx,%eax
  cmovle %eax,%edx
  mov    %edx,0x28(%rsp)
  jmp    L158
L200:
  xorps  D0(%rip),%xmm1
  jmp    L95
L181:
  cvtss2sd %xmm1,%xmm1
  movsd  D157(%rip),%xmm5
  subsd  %xmm1,%xmm5
  movsd  %xmm5,0x18(%rsp)
  mulsd  %xmm5,%xmm0
  mulsd  0x8(%rsp),%xmm0
  pxor   %xmm1,%xmm1
  cvtss2sd (%r12),%xmm1
  addsd  %xmm1,%xmm0
  cvtsd2ss %xmm0,%xmm0
  movss  %xmm0,(%r12)
  mov    0x2c(%rsp),%eax
  cltd
  idiv   %r14d
  mov    %edx,%ebx
  movss  0x20(%rsp),%xmm0
  call   <floor@plt>
  add    %r13d,%ebx
  movslq %ebx,%rbx
  lea    (%r15,%rbx,4),%rdx
  add    $0x1,%eax
  pxor   %xmm1,%xmm1
  cvtsi2ss %eax,%xmm1
  subss  0x20(%rsp),%xmm1
  cvtss2sd %xmm1,%xmm1
  movsd  D157(%rip),%xmm0
  subsd  %xmm1,%xmm0
  mulsd  0x10(%rsp),%xmm0
  mulsd  0x18(%rsp),%xmm0
  mulsd  0x8(%rsp),%xmm0
  pxor   %xmm1,%xmm1
  cvtss2sd (%rdx),%xmm1
  addsd  %xmm1,%xmm0
  cvtsd2ss %xmm0,%xmm0
  movss  %xmm0,(%rdx)
  add    $0x1,%ebp
  add    0x38(%rsp),%r12
  add    %r14d,%r13d
  cmp    0x28(%rsp),%ebp
  jg     L229
L103:
  movss  0x20(%rsp),%xmm0
  call   <floor@plt>
  pxor   %xmm0,%xmm0
  cvtsi2ss %eax,%xmm0
  movss  0x20(%rsp),%xmm1
  subss  %xmm0,%xmm1
  cvtss2sd %xmm1,%xmm1
  movsd  D157(%rip),%xmm0
  subsd  %xmm1,%xmm0
  pxor   %xmm1,%xmm1
  cvtsi2ssl 0x24(%rsp),%xmm1
  subss  0x34(%rsp),%xmm1
  pxor   %xmm2,%xmm2
  comiss %xmm1,%xmm2
  ja     L200
L95:
  cvtss2sd %xmm1,%xmm1
  movsd  D157(%rip),%xmm2
  subsd  %xmm1,%xmm2
  movsd  %xmm2,0x10(%rsp)
  mulsd  %xmm2,%xmm0
  pxor   %xmm1,%xmm1
  cvtsi2ss %ebp,%xmm1
  subss  0x30(%rsp),%xmm1
  pxor   %xmm2,%xmm2
  comiss %xmm1,%xmm2
  jbe    L181
  xorps  D0(%rip),%xmm1
  jmp    L181
L229:
  addl   $0x1,0x24(%rsp)
  mov    0x24(%rsp),%eax
  mov    0x4c(%rsp),%ecx
  add    %ecx,0x44(%rsp)
  cmp    0x48(%rsp),%eax
  jg     L142
L158:
  mov    0x58(%rsp),%ebp
  mov    0x28(%rsp),%eax
  cmp    %eax,%ebp
  jg     L229
  cvttss2si 0x20(%rsp),%ecx
  lea    (%rcx,%r14,1),%eax
  cltd
  idiv   %r14d
  movslq %edx,%rdx
  add    0x50(%rsp),%rdx
  mov    0x44(%rsp),%esi
  movslq %esi,%rax
  add    %rax,%rdx
  lea    (%r15,%rdx,4),%r12
  add    0x5c(%rsp),%esi
  mov    %esi,%r13d
  lea    0x1(%rcx,%r14,1),%eax
  mov    %eax,0x2c(%rsp)
  jmp    L103
L212:
  addl   $0x1,0x74(%rsp)
  mov    0x74(%rsp),%eax
  mov    0xa0(%rsp),%esi
  add    %esi,0x80(%rsp)
  cmp    %eax,0xa8(%rsp)
  je     L65
L216:
  mov    0xa4(%rsp),%eax
  mov    %eax,0x40(%rsp)
  cmp    0x60(%rsp),%eax
  jge    L212
  pxor   %xmm0,%xmm0
  cvtsi2ssl 0x74(%rsp),%xmm0
  subss  0xac(%rsp),%xmm0
  movss  %xmm0,0x64(%rsp)
  movss  0x84(%rsp),%xmm3
  xorps  D0(%rip),%xmm3
  movss  %xmm3,0x68(%rsp)
  jmp    L62
L65:
  mov    0xb8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L209
  add    $0xc8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L209:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D95
type_guessed: f32
name: retrieve_data
arguments: data_label: D131
type_guessed: f64
name: retrieve_data
arguments: data_label: D114
type_guessed: f64
name: retrieve_data
arguments: data_label: D0
type_guessed: byte[16]
name: retrieve_data
arguments: data_label: D157
type_guessed: f32[2]
name: retrieve_data
arguments: data_label: D10
type_guessed: byte[8]

tool: D95: 1

tool: D131: 1.4142135623730951

tool: D114: 0.5

tool: {"D0": [0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: {"D157": [0.0,1.875]}

tool: {"D10": [0x18,0x2d,0x44,0x54,0xfb,0x21,0x19,0x40]}

assistant: ```c
void sift_extract_feature_vector(float x_key, float y_key, float sigma_key, float theta_key, const float *imX, const float *imY, int w, int h, int Nhist, int Nbins, float lambda_descr, float *descr) {
  for (int i = 0; i < Nhist * Nhist * Nbins; i++) {
    descr[i] = 0.0;
  }
  float R = (1 + 1 / (float)Nhist) * lambda_descr * sigma_key;
  float Rp = 1.41421356237309504880 * R;
  int siMin = ((0) < ((int)(x_key - Rp + 0.5)) ? ((int)(x_key - Rp + 0.5)) : (0));
  int sjMin = ((0) < ((int)(y_key - Rp + 0.5)) ? ((int)(y_key - Rp + 0.5)) : (0));
  int siMax = (((int)(x_key + Rp + 0.5)) < (h - 1) ? ((int)(x_key + Rp + 0.5)) : (h - 1));
  int sjMax = (((int)(y_key + Rp + 0.5)) < (w - 1) ? ((int)(y_key + Rp + 0.5)) : (w - 1));
  for (int si = siMin; si < siMax; si++) {
    for (int sj = sjMin; sj < sjMax; sj++) {
      float X = si - x_key;
      float Y = sj - y_key;
      apply_rotation(X, Y, &X, &Y, -theta_key);
      if (((((X) < 0 ? -(X) : (X))) < (((Y) < 0 ? -(Y) : (Y))) ? (((Y) < 0 ? -(Y) : (Y))) : (((X) < 0 ? -(X) : (X)))) < R) {
        double dx = imX[si * w + sj];
        double dy = imY[si * w + sj];
        float ori = atan2(dy, dx) - theta_key;
        ori = modulus(ori, 2 * 3.14159265358979323846);
        double t = lambda_descr * sigma_key;
        double M = hypot(dx, dy) * exp(-(X * X + Y * Y) / (2 * t * t));
        float alpha = X / (2 * lambda_descr * sigma_key / Nhist) + (Nhist - 1.0) / 2.0;
        float beta = Y / (2 * lambda_descr * sigma_key / Nhist) + (Nhist - 1.0) / 2.0;
        float gamma = ori / (2 * 3.14159265358979323846) * Nbins;
        int i0 = floor(alpha);
        int j0 = floor(beta);
        for (int i = ((0) < (i0) ? (i0) : (0)); i <= ((i0 + 1) < (Nhist - 1) ? (i0 + 1) : (Nhist - 1)); i++) {
          for (int j = ((0) < (j0) ? (j0) : (0)); j <= ((j0 + 1) < (Nhist - 1) ? (j0 + 1) : (Nhist - 1)); j++) {
            int k;
            k = ((int)gamma + Nbins) % Nbins;
            descr[i * Nhist * Nbins + j * Nbins + k] += (1. - (gamma - floor(gamma))) * (1.0 - (((float)i - alpha) < 0 ? -((float)i - alpha) : ((float)i - alpha))) * (1.0 - (((float)j - beta) < 0 ? -((float)j - beta) : ((float)j - beta))) * M;
            k = ((int)gamma + 1 + Nbins) % Nbins;
            descr[i * Nhist * Nbins + j * Nbins + k] += (1.0 - (floor(gamma) + 1 - gamma)) * (1.0 - (((float)i - alpha) < 0 ? -((float)i - alpha) : ((float)i - alpha))) * (1.0 - (((float)j - beta) < 0 ? -((float)j - beta) : ((float)j - beta))) * M;
          }
        }
      }
    }
  }
}
```