user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0xc8,%rsp
  mov    %fs:0x28,%rdx
  mov    %rdx,0xb8(%rsp)
  xor    %edx,%edx
  cmp    $0x1,%edi
  jg     L0
L27:
  lea    0x90(%rsp),%rsi
  lea    0x88(%rsp),%rdi
  mov    $0x84,%edx
  call   <allocate@plt>
  lea    0xa0(%rsp),%rsi
  mov    $0x84,%edx
  lea    0x98(%rsp),%rdi
  call   <allocate@plt>
  lea    0xb0(%rsp),%rsi
  mov    $0x84,%edx
  lea    0xa8(%rsp),%rdi
  call   <allocate@plt>
  movss  D70(%rip),%xmm1
  movss  D44(%rip),%xmm0
  mov    $0x84,%ecx
  mov    0xb0(%rsp),%rdx
  mov    0x90(%rsp),%rsi
  mov    0xa0(%rsp),%rdi
  call   <initialize@plt>
  mov    0x90(%rsp),%rdi
  mov    $0x84,%edx
  xor    %esi,%esi
  call   <write@plt>
  xor    %eax,%eax
  call   <seconds@plt>
  movl   $0x3e8,0x60(%rsp)
  movsd  %xmm0,0x58(%rsp)
L104:
  mov    0x90(%rsp),%rax
  movl   $0x0,0x54(%rsp)
  movss  D126(%rip),%xmm4
  movss  D2(%rip),%xmm3
  mov    %rax,0x30(%rsp)
  mov    0xa0(%rsp),%rax
  movss  D159(%rip),%xmm2
  mov    %rax,0x48(%rsp)
  mov    0xb0(%rsp),%rax
  mov    %rax,0x40(%rsp)
L96:
  mov    0x48(%rsp),%rax
  movl   $0x108,0x64(%rsp)
  movq   $0x8928,0x68(%rsp)
  add    $0x224a0,%rax
  mov    %rax,0x78(%rsp)
  mov    0x40(%rsp),%rax
  add    $0x224a0,%rax
  mov    %rax,0x70(%rsp)
L84:
  mov    0x68(%rsp),%rax
  addl   $0x84,0x64(%rsp)
  mov    0x70(%rsp),%rsi
  mov    %rax,%r13
  lea    0x84(%rax),%r15
  lea    -0x84(%rax),%r14
  add    $0x4410,%rax
  lea    -0x4410(%r13),%rcx
  lea    -0x108(%r13),%rbx
  mov    %rax,0x68(%rsp)
  mov    %rcx,0x20(%rsp)
  lea    0x108(%r13),%rcx
  mov    %rbx,0x10(%rsp)
  lea    -0x8820(%r13),%rbx
  mov    %rax,0x28(%rsp)
  lea    0x4200(%r13),%rax
  mov    %rcx,0x18(%rsp)
  lea    0x8820(%r13),%rcx
  mov    %rbx,(%rsp)
  mov    %rax,0x38(%rsp)
  mov    %rcx,0x8(%rsp)
  mov    0x78(%rsp),%rcx
L26:
  mov    0x30(%rsp),%rax
  mov    0x28(%rsp),%rbx
  mov    %r15,%r12
  mov    %r14,%rbp
  mov    0x20(%rsp),%r11
  mov    0x18(%rsp),%r10
  xor    %edx,%edx
  sub    %r13,%r12
  mov    0x10(%rsp),%r9
  mov    0x8(%rsp),%r8
  sub    %r13,%rbp
  sub    %r13,%rbx
  mov    (%rsp),%rdi
  lea    (%rax,%r13,4),%rax
  sub    %r13,%r11
  sub    %r13,%r10
  sub    %r13,%r9
  sub    %r13,%r8
  sub    %r13,%rdi
  nopw   0x0(%rax,%rax,1)
L57:
  movss  0xc(%rax),%xmm0
  addss  0x4(%rax),%xmm0
  addss  0x8(%rax,%r12,4),%xmm0
  addss  0x8(%rax,%rbp,4),%xmm0
  addss  0x8(%rax,%rbx,4),%xmm0
  addss  0x8(%rax,%r11,4),%xmm0
  movss  0x8(%rax),%xmm1
  mulss  %xmm4,%xmm0
  mulss  %xmm3,%xmm1
  subss  0x8(%rcx,%rdx,4),%xmm1
  addss  %xmm1,%xmm0
  movss  0x10(%rax),%xmm1
  addss  (%rax),%xmm1
  addss  0x8(%rax,%r10,4),%xmm1
  addss  0x8(%rax,%r9,4),%xmm1
  addss  0x8(%rax,%r8,4),%xmm1
  addss  0x8(%rax,%rdi,4),%xmm1
  add    $0x4,%rax
  mulss  %xmm2,%xmm1
  addss  %xmm1,%xmm0
  movss  %xmm0,0x8(%rsi,%rdx,4)
  add    $0x1,%rdx
  cmp    $0x80,%rdx
  jne    L57
  addq   $0x84,0x28(%rsp)
  add    $0x210,%rcx
  add    $0x84,%r15
  add    $0x84,%r13
  addq   $0x84,0x20(%rsp)
  add    $0x84,%r14
  add    $0x210,%rsi
  addq   $0x84,0x18(%rsp)
  addq   $0x84,0x10(%rsp)
  addq   $0x84,0x8(%rsp)
  addq   $0x84,(%rsp)
  cmp    %r13,0x38(%rsp)
  jne    L26
  addq   $0x11040,0x78(%rsp)
  addq   $0x11040,0x70(%rsp)
  cmpl   $0x4308,0x64(%rsp)
  jne    L84
  mov    0x54(%rsp),%eax
  mov    $0xcccccccd,%ebx
  mov    %rax,%rcx
  imul   %rbx,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%edx
  mov    %ecx,%eax
  add    $0x1,%ecx
  add    %edx,%edx
  mov    %ecx,0x54(%rsp)
  sub    %edx,%eax
  test   %eax,%eax
  je     L45
L93:
  mov    0x30(%rsp),%rax
  mov    0x54(%rsp),%ecx
  mov    %rax,0xa0(%rsp)
  mov    0x40(%rsp),%rax
  mov    %rax,0x90(%rsp)
  mov    0x48(%rsp),%rax
  mov    %rax,0xb0(%rsp)
  cmp    %ecx,0x60(%rsp)
  jle    L85
  mov    0x30(%rsp),%rax
  mov    0x40(%rsp),%rcx
  mov    0x48(%rsp),%rbx
  mov    %rcx,0x30(%rsp)
  mov    %rbx,0x40(%rsp)
  mov    %rax,0x48(%rsp)
  jmp    L96
L45:
  mov    0x40(%rsp),%rdi
  mov    $0x84,%edx
  mov    %ecx,%esi
  call   <write@plt>
  mov    0x90(%rsp),%rax
  movss  D159(%rip),%xmm2
  movss  D2(%rip),%xmm3
  movss  D126(%rip),%xmm4
  mov    %rax,0x30(%rsp)
  mov    0xb0(%rsp),%rax
  mov    %rax,0x40(%rsp)
  mov    0xa0(%rsp),%rax
  mov    %rax,0x48(%rsp)
  jmp    L93
L0:
  mov    0x8(%rsi),%rdi
  call   <atoi@plt>
  mov    %eax,0x60(%rsp)
  mov    %eax,%ebx
  test   %eax,%eax
  je     L27
  lea    0x90(%rsp),%rsi
  lea    0x88(%rsp),%rdi
  mov    $0x84,%edx
  call   <allocate@plt>
  lea    0xa0(%rsp),%rsi
  mov    $0x84,%edx
  lea    0x98(%rsp),%rdi
  call   <allocate@plt>
  lea    0xb0(%rsp),%rsi
  mov    $0x84,%edx
  lea    0xa8(%rsp),%rdi
  call   <allocate@plt>
  movss  D70(%rip),%xmm1
  movss  D44(%rip),%xmm0
  mov    $0x84,%ecx
  mov    0xb0(%rsp),%rdx
  mov    0x90(%rsp),%rsi
  mov    0xa0(%rsp),%rdi
  call   <initialize@plt>
  mov    0x90(%rsp),%rdi
  mov    $0x84,%edx
  xor    %esi,%esi
  call   <write@plt>
  xor    %eax,%eax
  call   <seconds@plt>
  movsd  %xmm0,0x58(%rsp)
  test   %ebx,%ebx
  jg     L104
L85:
  xor    %eax,%eax
  call   <seconds@plt>
  pxor   %xmm1,%xmm1
  lea    D156(%rip),%rdi
  cvtsi2sdl 0x60(%rsp),%xmm1
  mulsd  D0(%rip),%xmm1
  movq   %xmm0,%rbx
  mulsd  D125(%rip),%xmm1
  movapd %xmm1,%xmm0
  movsd  %xmm1,0x8(%rsp)
  call   <printf@plt>
  movq   %rbx,%xmm0
  subsd  0x58(%rsp),%xmm0
  lea    D91(%rip),%rdi
  movsd  %xmm0,(%rsp)
  call   <printf@plt>
  movsd  (%rsp),%xmm0
  mulsd  D56(%rip),%xmm0
  lea    D46(%rip),%rdi
  movsd  0x8(%rsp),%xmm1
  divsd  %xmm0,%xmm1
  movapd %xmm1,%xmm0
  call   <printf@plt>
  mov    0x98(%rsp),%rdi
  call   <free@plt>
  mov    0x88(%rsp),%rdi
  call   <free@plt>
  mov    0xa8(%rsp),%rdi
  call   <free@plt>
  mov    0xb8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L82
  add    $0xc8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L82:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D70
type: byte[4]
name: unpack_data
arguments: data_tag: D44
type: byte[4]
name: unpack_data
arguments: data_tag: D126
type: byte[4]
name: unpack_data
arguments: data_tag: D2
type: byte[4]
name: unpack_data
arguments: data_tag: D159
type: byte[4]
name: unpack_data
arguments: data_tag: D156
type: string
name: unpack_data
arguments: data_tag: D0
type: byte[8]
name: unpack_data
arguments: data_tag: D125
type: f64
name: unpack_data
arguments: data_tag: D91
type: string
name: unpack_data
arguments: data_tag: D56
type: f64
name: unpack_data
arguments: data_tag: D46
type: string

tool: {"D70": [0xf8,0x03,0x7e,0x3c]}

tool: {"D44": [0x00,0x00,0x80,0xbf]}

tool: {"D126": [0x0f,0x74,0x5a,0x3b]}

tool: {"D2": [0x9a,0x99,0xfd,0x3f]}

tool: {"D159": [0x0f,0x74,0x5a,0xb9]}

tool: D156: Flops in stencil code:      %e


tool: {"D0": [0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x41]}

tool: D125: 16

tool: D91: Time spent in stencil code: %f


tool: D56: 1000000000

tool: D46: Performance in GFlop/s:     %f


assistant: ```c
int main(int argc, char **argv) {
  int t;
  double t1, t2, num_flops;
  int num_timesteps = 0;
  if (argc > 1)
    num_timesteps = atoi(argv[1]);
  if (num_timesteps == 0)
    num_timesteps = 1000;
  const int size = 128 + 4;
  const float min_x = -1.0f;
  const float max_x = 1.0f;
  const float dx = (max_x - min_x) / (128 + 1);
  const float dt = dx / 20.0f;
  const float dt_dx_square = dt * dt / (dx * dx);
  float *_U_0, *U_0;
  float *_U_m1, *U_m1;
  float *_U_1, *U_1;
  allocate(&_U_0, &U_0, size);
  allocate(&_U_m1, &U_m1, size);
  allocate(&_U_1, &U_1, size);
  initialize(U_m1, U_0, U_1, min_x, dx, size);
  write(U_0, 0, size);
  const float c0 = 2.0f - 7.5f * dt_dx_square;
  const float c1 = 4.0f / 3.0f * dt_dx_square;
  const float c2 = -1.0f / 12.0f * dt_dx_square;
  t1 = seconds();
  for (t = 0; t < num_timesteps; t++) {
    int i, j, k;
#pragma omp parallel for private(i, j, k)
    for (k = 2; k < size - 2; k++) {
      for (j = 2; j < size - 2; j++) {
        for (i = 2; i < size - 2; i++) {
          U_1[((i) + size * ((j) + size * (k)))] = c0 * U_0[((i) + size * ((j) + size * (k)))] - U_m1[((i) + size * ((j) + size * (k)))] + c1 * (U_0[((i + 1) + size * ((j) + size * (k)))] + U_0[((i - 1) + size * ((j) + size * (k)))] + U_0[((i) + size * ((j + 1) + size * (k)))] + U_0[((i) + size * ((j - 1) + size * (k)))] + U_0[((i) + size * ((j) + size * (k + 1)))] + U_0[((i) + size * ((j) + size * (k - 1)))]) + c2 * (U_0[((i + 2) + size * ((j) + size * (k)))] + U_0[((i - 2) + size * ((j) + size * (k)))] + U_0[((i) + size * ((j + 2) + size * (k)))] + U_0[((i) + size * ((j - 2) + size * (k)))] + U_0[((i) + size * ((j) + size * (k + 2)))] + U_0[((i) + size * ((j) + size * (k - 2)))]);
        }
      }
    }
    if (t % 10 == 0)
      write(U_1, t + 1, size);
    float *tmp = U_m1;
    U_m1 = U_0;
    U_0 = U_1;
    U_1 = tmp;
  }
  t2 = seconds();
  num_flops = (double)(size - 4) * (double)(size - 4) * (double)(size - 4) * num_timesteps * 16.0;
  printf("Flops in stencil code:      %e\n", num_flops);
  printf("Time spent in stencil code: %f\n", t2 - t1);
  printf("Performance in GFlop/s:     %f\n", num_flops / (1e9 * (t2 - t1)));
  free(_U_m1);
  free(_U_0);
  free(_U_1);
  return 0;
}
```