user: Demonstrate the C code that generates the assembly output below:

```asm
<kalman>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%rbx
  mov    %esi,%ebp
  call   <fmean@plt>
  movd   %xmm0,%r13d
  mov    $0x4,%esi
  mov    %ebp,%edi
  call   <calloc@plt>
  mov    %rax,%r12
  test   %ebp,%ebp
  jle    L28
  mov    %ebp,%eax
  lea    (%r12,%rax,4),%rcx
  mov    %r12,%rax
  mov    %rbx,%rdx
  sub    %r12,%rdx
  pxor   %xmm1,%xmm1
  movss  D36(%rip),%xmm3
  movss  D14(%rip),%xmm2
  jmp    L17
L82:
  movss  %xmm2,(%rax)
L6:
  add    $0x4,%rax
  cmp    %rcx,%rax
  je     L28
L17:
  movss  (%rdx,%rax,1),%xmm0
  comiss %xmm1,%xmm0
  ja     L82
  mov    %r13d,(%rdx,%rax,1)
  movss  %xmm3,(%rax)
  jmp    L6
L28:
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <fmini@plt>
  mov    %eax,0x4(%rsp)
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <fmaxi@plt>
  mov    %eax,%r14d
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <fmini@plt>
  mov    %eax,0x8(%rsp)
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <fmaxi@plt>
  mov    %eax,%r15d
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <fmini@plt>
  sub    %eax,%r15d
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <fmaxi@plt>
  mov    %eax,%r13d
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <fmini@plt>
  sub    %eax,%r13d
  imul   %r15d,%r13d
  pxor   %xmm5,%xmm5
  cvtsi2ss %r13d,%xmm5
  movss  %xmm5,0xc(%rsp)
  mov    $0x4,%esi
  mov    %ebp,%edi
  call   <calloc@plt>
  mov    %rax,%r13
  mov    $0x4,%esi
  mov    %ebp,%edi
  call   <calloc@plt>
  mov    %rax,%rdi
  movss  (%r12),%xmm1
  sub    0x8(%rsp),%r14d
  mov    %r14d,%eax
  shr    $0x1f,%eax
  add    %r14d,%eax
  sar    %eax
  add    0x4(%rsp),%eax
  pxor   %xmm0,%xmm0
  cvtsi2ss %eax,%xmm0
  mulss  %xmm1,%xmm0
  movss  0xc(%rsp),%xmm5
  movaps %xmm5,%xmm2
  mulss  (%rbx),%xmm2
  addss  %xmm2,%xmm0
  addss  %xmm5,%xmm1
  divss  %xmm1,%xmm0
  movss  %xmm0,0x0(%r13)
  movss  (%r12),%xmm0
  movaps %xmm5,%xmm1
  mulss  %xmm0,%xmm1
  addss  %xmm5,%xmm0
  divss  %xmm0,%xmm1
  movss  %xmm1,(%rdi)
  cmp    $0x1,%ebp
  jle    L57
  lea    0x4(%r13),%rax
  lea    -0x2(%rbp),%edx
  lea    0x8(%r13,%rdx,4),%r9
  lea    -0x4(%rdi),%rdx
  sub    %r13,%rdx
  movss  D20(%rip),%xmm4
  mov    %r12,%r8
  sub    %r13,%r8
  mov    %rbx,%rsi
  sub    %r13,%rsi
  mov    %rdi,%rcx
  sub    %r13,%rcx
L0:
  movaps %xmm4,%xmm1
  addss  (%rdx,%rax,1),%xmm1
  lea    (%r8,%rax,1),%r10
  movss  (%r10),%xmm2
  movaps %xmm1,%xmm0
  mulss  (%rsi,%rax,1),%xmm0
  movaps %xmm2,%xmm3
  mulss  -0x4(%rax),%xmm3
  addss  %xmm3,%xmm0
  addss  %xmm1,%xmm2
  divss  %xmm2,%xmm0
  movss  %xmm0,(%rax)
  movss  (%r10),%xmm0
  movaps %xmm0,%xmm2
  mulss  %xmm1,%xmm2
  addss  %xmm1,%xmm0
  divss  %xmm0,%xmm2
  movss  %xmm2,(%rcx,%rax,1)
  add    $0x4,%rax
  cmp    %r9,%rax
  jne    L0
  lea    -0x2(%rbp),%ecx
  movslq %ecx,%rax
  lea    0x0(%r13,%rax,4),%rax
  mov    %rdi,%r8
  sub    %r13,%r8
  movss  D20(%rip),%xmm2
  lea    0x4(%rdi),%rsi
  sub    %r13,%rsi
L1:
  lea    (%r8,%rax,1),%rdx
  movss  0x4(%rax),%xmm0
  mulss  (%rdx),%xmm0
  movaps %xmm2,%xmm1
  mulss  (%rax),%xmm1
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  movaps %xmm2,%xmm1
  addss  (%rdx),%xmm1
  divss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  movss  (%rdx),%xmm1
  movaps %xmm1,%xmm0
  addss  %xmm2,%xmm0
  divss  %xmm0,%xmm1
  movaps %xmm1,%xmm0
  mulss  (%rsi,%rax,1),%xmm0
  addss  %xmm2,%xmm0
  mulss  %xmm1,%xmm0
  movss  %xmm0,(%rdx)
  sub    $0x4,%rax
  sub    $0x1,%ecx
  jns    L1
L57:
  test   %ebp,%ebp
  jle    L24
  mov    %ebp,%ebp
  lea    0x0(%r13,%rbp,4),%rdx
  mov    %r13,%rax
  sub    %r13,%rbx
L23:
  movss  (%rax),%xmm0
  movss  %xmm0,(%rbx,%rax,1)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L23
L24:
  call   <free@plt>
  mov    %r13,%rdi
  call   <free@plt>
  mov    %r12,%rdi
  call   <free@plt>
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: disassemble_data
arguments: label: D36
type_guessed: byte[4]
name: disassemble_data
arguments: label: D14
type_guessed: byte[4]
name: disassemble_data
arguments: label: D20
type_guessed: byte[4]

tool: {"D36": [0x00,0x24,0x74,0x48]}

tool: {"D14": [0x00,0x00,0x20,0x42]}

tool: {"D20": [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);
}
```