user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<kalman>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %esi,%ebx
  mov    %ebx,%esi
  sub    $0x18,%rsp
  call   <fmean@plt>
  mov    $0x4,%esi
  mov    %ebx,%edi
  movss  %xmm0,0x4(%rsp)
  call   <calloc@plt>
  test   %ebx,%ebx
  movss  0x4(%rsp),%xmm0
  mov    %rax,%r15
  jle    L155
  lea    -0x1(%rbx),%eax
  mov    %r15,%rcx
  pxor   %xmm2,%xmm2
  movss  D8(%rip),%xmm3
  movss  D34(%rip),%xmm4
  lea    0x4(%rbp,%rax,4),%rsi
  sub    %rbp,%rcx
  mov    %rbp,%rax
  nopw   0x0(%rax,%rax,1)
L94:
  movss  (%rax),%xmm1
  lea    (%rcx,%rax,1),%rdx
  comiss %xmm2,%xmm1
  jbe    L10
  add    $0x4,%rax
  movss  %xmm3,(%rdx)
  cmp    %rsi,%rax
  jne    L94
L155:
  mov    %ebx,%esi
  mov    %rbp,%rdi
  call   <fmini@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  mov    %eax,0x4(%rsp)
  call   <fmaxi@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  mov    %eax,%r13d
  call   <fmini@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  mov    %eax,0xc(%rsp)
  call   <fmaxi@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  mov    %eax,%r14d
  call   <fmini@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  sub    %eax,%r14d
  call   <fmaxi@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  mov    %eax,%r12d
  call   <fmini@plt>
  pxor   %xmm1,%xmm1
  mov    $0x4,%esi
  mov    %ebx,%edi
  sub    %eax,%r12d
  imul   %r14d,%r12d
  cvtsi2ss %r12d,%xmm1
  movss  %xmm1,0x8(%rsp)
  call   <calloc@plt>
  mov    %ebx,%edi
  mov    $0x4,%esi
  mov    %rax,%r12
  call   <calloc@plt>
  mov    0xc(%rsp),%edx
  pxor   %xmm0,%xmm0
  movss  (%r15),%xmm2
  mov    %rax,%rdi
  movss  0x8(%rsp),%xmm1
  movss  0x0(%rbp),%xmm3
  sub    %edx,%r13d
  lea    -0x2(%rbx),%edx
  mulss  %xmm1,%xmm3
  mov    %r13d,%eax
  shr    $0x1f,%eax
  add    %r13d,%eax
  sar    %eax
  add    0x4(%rsp),%eax
  cvtsi2ss %eax,%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm1,%xmm2
  addss  %xmm3,%xmm0
  divss  %xmm2,%xmm0
  movss  %xmm0,(%r12)
  movss  (%r15),%xmm0
  movaps %xmm0,%xmm2
  addss  %xmm1,%xmm0
  mulss  %xmm1,%xmm2
  divss  %xmm0,%xmm2
  movss  %xmm2,(%rdi)
  cmp    $0x1,%ebx
  jle    L23
  lea    -0x4(%rdi),%rsi
  mov    %edx,%ecx
  mov    %r15,%r11
  mov    %rbp,%r10
  mov    %rsi,%r13
  mov    %rdi,%r9
  lea    0x4(%r12),%rax
  sub    %r12,%r11
  lea    0x8(%r12,%rcx,4),%r14
  sub    %r12,%r13
  sub    %r12,%r10
  sub    %r12,%r9
  movss  D29(%rip),%xmm2
L180:
  movss  0x0(%r13,%rax,1),%xmm1
  lea    (%r11,%rax,1),%rcx
  movss  (%r10,%rax,1),%xmm0
  movss  (%rcx),%xmm3
  movss  -0x4(%rax),%xmm4
  addss  %xmm2,%xmm1
  mulss  %xmm3,%xmm4
  mulss  %xmm1,%xmm0
  addss  %xmm1,%xmm3
  addss  %xmm4,%xmm0
  divss  %xmm3,%xmm0
  movss  %xmm0,(%rax)
  movss  (%rcx),%xmm0
  movaps %xmm0,%xmm3
  addss  %xmm1,%xmm0
  mulss  %xmm1,%xmm3
  divss  %xmm0,%xmm3
  movss  %xmm3,(%r9,%rax,1)
  add    $0x4,%rax
  cmp    %r14,%rax
  jne    L180
L181:
  lea    -0x1(%rbx),%eax
  mov    %rdi,%r10
  sub    %r12,%rsi
  cltq
  sub    %r12,%r10
  lea    (%r12,%rax,4),%rax
  nopw   0x0(%rax,%rax,1)
L189:
  lea    (%rsi,%rax,1),%rcx
  movss  (%rax),%xmm1
  mov    %rax,%r9
  movss  -0x4(%rax),%xmm0
  mulss  (%rcx),%xmm1
  sub    $0x4,%rax
  mulss  %xmm2,%xmm0
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  movss  (%rcx),%xmm1
  addss  %xmm2,%xmm1
  divss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  movss  (%rcx),%xmm1
  movaps %xmm1,%xmm0
  addss  %xmm2,%xmm0
  divss  %xmm0,%xmm1
  movss  (%r10,%r9,1),%xmm0
  mulss  %xmm1,%xmm0
  addss  %xmm2,%xmm0
  mulss  %xmm1,%xmm0
  movss  %xmm0,(%rcx)
  sub    $0x1,%edx
  jae    L189
L80:
  test   %ebx,%ebx
  jle    L98
  lea    0x4(%r12),%rdx
  mov    %rbp,%rax
  sub    %rdx,%rax
  cmp    $0x8,%rax
  jbe    L164
  lea    -0x1(%rbx),%eax
  cmp    $0x2,%eax
  jbe    L164
  mov    %ebx,%edx
  mov    %rbp,%rcx
  mov    %r12,%rax
  shr    $0x2,%edx
  sub    %r12,%rcx
  shl    $0x4,%rdx
  add    %r12,%rdx
  nopl   0x0(%rax)
L178:
  movups (%rax),%xmm5
  movups %xmm5,(%rcx,%rax,1)
  add    $0x10,%rax
  cmp    %rax,%rdx
  jne    L178
  mov    %ebx,%eax
  and    $0xfffffffc,%eax
  test   $0x3,%bl
  je     L98
  mov    %eax,%ecx
  movss  (%r12,%rcx,4),%xmm0
  lea    0x0(,%rcx,4),%rdx
  movss  %xmm0,0x0(%rbp,%rcx,4)
  lea    0x1(%rax),%ecx
  cmp    %ecx,%ebx
  jle    L98
  movss  0x4(%r12,%rdx,1),%xmm0
  add    $0x2,%eax
  movss  %xmm0,0x4(%rbp,%rdx,1)
  cmp    %eax,%ebx
  jle    L98
  movss  0x8(%r12,%rdx,1),%xmm0
  movss  %xmm0,0x8(%rbp,%rdx,1)
L98:
  call   <free@plt>
  mov    %r12,%rdi
  call   <free@plt>
  add    $0x18,%rsp
  mov    %r15,%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1090 <free@plt>
  nopl   0x0(%rax,%rax,1)
L10:
  movss  %xmm0,(%rax)
  add    $0x4,%rax
  movss  %xmm4,(%rdx)
  cmp    %rsi,%rax
  jne    L94
  jmp    L155
  nopw   0x0(%rax,%rax,1)
L164:
  lea    (%r12,%rbx,4),%rdx
  mov    %r12,%rax
  sub    %r12,%rbp
  nopw   0x0(%rax,%rax,1)
L70:
  movss  (%rax),%xmm0
  movss  %xmm0,0x0(%rbp,%rax,1)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L70
  jmp    L98
  nopl   (%rax)
L23:
  test   %edx,%edx
  js     L80
  movss  D29(%rip),%xmm2
  lea    -0x4(%rdi),%rsi
  jmp    L181
```

tool_calls: name: retrieve_data
arguments: label: D8
type: byte[4]
name: retrieve_data
arguments: label: D34
type: byte[4]
name: retrieve_data
arguments: label: D29
type: byte[4]

tool: {"D8": [0x00,0x00,0x20,0x42]}

tool: {"D34": [0x00,0x24,0x74,0x48]}

tool: {"D29": [0x00,0x00,0xc8,0x42]}

assistant: ```c
void kalman(float *obs, int duration) {
  int i;
  float predictor, J, initial, means;
  float *obsVar, initMean, initVar, seqVar, *stateMean, *stateVar;
  means = fmean(obs, duration);
  obsVar = (float *)calloc(duration, sizeof(float));
  for (i = 0; i < duration; i++)
    if (obs[i] > 0)
      obsVar[i] = 40;
    else {
      obs[i] = means;
      obsVar[i] = 250000;
    }
  seqVar = 1e+2;
  initMean = fmini(obs, duration) + (fmaxi(obs, duration) - fmini(obs, duration)) / 2;
  initVar = (fmaxi(obs, duration) - fmini(obs, duration)) * (fmaxi(obs, duration) - fmini(obs, duration));
  stateMean = (float *)calloc(duration, sizeof(float));
  stateVar = (float *)calloc(duration, sizeof(float));
  stateMean[0] = (obs[0] * initVar + initMean * obsVar[0]) / (initVar + obsVar[0]);
  stateVar[0] = initVar * obsVar[0] / (initVar + obsVar[0]);
  for (i = 1; i < duration; i++) {
    predictor = seqVar + stateVar[i - 1];
    stateMean[i] = (obs[i] * predictor + stateMean[i - 1] * obsVar[i]) / (predictor + obsVar[i]);
    stateVar[i] = predictor * obsVar[i] / (predictor + obsVar[i]);
  }
  for (i = duration - 2; i >= 0; i--) {
    stateMean[i] = stateMean[i + 1] * stateVar[i] + stateMean[i] * seqVar;
    stateMean[i] /= seqVar + stateVar[i];
    J = stateVar[i] / (stateVar[i] + seqVar);
    stateVar[i] = J * (seqVar + J * stateVar[i + 1]);
  }
  for (i = 0; i < duration; i++) {
    obs[i] = stateMean[i];
  }
  free(stateVar);
  free(stateMean);
  free(obsVar);
}
```