user: 这段汇编代码用C语言表示是什么样的：

```asm
<jerasure_generate_decoding_schedule>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0xd8,%rsp
  mov    %edi,0x2c(%rsp)
  mov    %esi,%ebp
  mov    %edx,%ebx
  mov    %rcx,0x48(%rsp)
  mov    %r8,%r15
  mov    %r9d,0xc8(%rsp)
  mov    (%r8),%eax
  cmp    $0xffffffff,%eax
  je     L105
  lea    0x4(%r8),%rdx
  mov    $0x0,%r14d
  mov    $0x0,%r13d
  jmp    L5
L95:
  add    $0x1,%r14d
L85:
  add    $0x4,%rdx
  mov    -0x4(%rdx),%eax
  cmp    $0xffffffff,%eax
  je     L160
L5:
  cmp    %eax,0x2c(%rsp)
  jle    L95
  add    $0x1,%r13d
  jmp    L85
L105:
  mov    $0x0,%r14d
  mov    $0x0,%r13d
L160:
  mov    0x2c(%rsp),%eax
  lea    (%rax,%rbp,1),%r12d
  shl    $0x2,%r12d
  mov    %r12d,%edi
  call   <malloc@plt>
  mov    %rax,0x50(%rsp)
  mov    %r12d,%edi
  call   <malloc@plt>
  mov    %rax,%r8
  mov    %rax,0x98(%rsp)
  mov    0x50(%rsp),%r12
  mov    %r12,%rcx
  mov    %r15,%rdx
  mov    %ebp,%esi
  mov    0x2c(%rsp),%r15d
  mov    %r15d,%edi
  call   <set_up_ids_for_scheduled_decoding@plt>
  mov    $0x0,%ebp
  test   %rax,%rax
  js     L317
  mov    %r15d,%ebp
  imul   %ebx,%r15d
  lea    0x0(%r13,%r14,1),%eax
  mov    %eax,0xa4(%rsp)
  imul   %r15d,%eax
  mov    %eax,%edi
  imul   %ebx,%edi
  shl    $0x2,%edi
  call   <malloc@plt>
  mov    %rax,0x58(%rsp)
  test   %r13d,%r13d
  jg     L207
L311:
  test   %r14d,%r14d
  jle    L389
  mov    %r15d,%eax
  imul   %ebx,%eax
  mov    0x2c(%rsp),%edi
  movslq %edi,%rcx
  mov    %ebx,%edx
  imul   %ebx,%edx
  imul   %edi,%edx
  lea    0x0(,%rdx,4),%esi
  mov    %esi,0xa8(%rsp)
  lea    0x0(,%rbx,4),%esi
  mov    %esi,0xac(%rsp)
  movslq %r13d,%rdx
  add    %rcx,%rdx
  mov    0x50(%rsp),%rsi
  lea    (%rsi,%rdx,4),%rcx
  mov    %rcx,0x88(%rsp)
  movslq %eax,%rcx
  shl    $0x2,%rcx
  mov    %rcx,0xb0(%rsp)
  imul   %r13d,%eax
  cltq
  mov    0x58(%rsp),%rcx
  lea    (%rcx,%rax,4),%rax
  mov    %rax,0x90(%rsp)
  lea    -0x1(%r14),%eax
  add    %rdx,%rax
  lea    0x4(%rsi,%rax,4),%rax
  mov    %rax,0xb8(%rsp)
  imul   %ebx,%edi
  movslq %edi,%rax
  shl    $0x2,%rax
  mov    %rax,0x18(%rsp)
  lea    -0x1(%r15),%eax
  lea    0x4(,%rax,4),%rax
  mov    %rax,0xc0(%rsp)
  mov    0x98(%rsp),%rax
  sub    %rsi,%rax
  mov    %rax,0x68(%rsp)
  mov    %edi,0xcc(%rsp)
  jmp    L291
L207:
  mov    %r15d,%eax
  imul   %r15d,%eax
  shl    $0x2,%eax
  mov    %eax,0x30(%rsp)
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,%rsi
  mov    %rax,0x40(%rsp)
  test   %ebp,%ebp
  jle    L277
  mov    %r15d,%ebp
  imul   %ebx,%ebp
  movslq %ebp,%rax
  lea    0x0(,%rbp,4),%ecx
  mov    %ecx,0x10(%rsp)
  shl    $0x2,%rax
  mov    %rax,0x38(%rsp)
  mov    %r12,0x18(%rsp)
  mov    %r15d,%eax
  cltq
  lea    0x4(,%rax,4),%rax
  mov    %rax,0x60(%rsp)
  mov    %rsi,%r12
  movl   $0x0,0x20(%rsp)
  movl   $0x0,0x8(%rsp)
  jmp    L330
L157:
  sub    0x2c(%rsp),%eax
  imul   %ebp,%eax
  cltq
  mov    0x48(%rsp),%rdi
  lea    (%rdi,%rax,4),%rsi
  mov    0x10(%rsp),%edx
  mov    %r12,%rdi
  call   <memcpy@plt>
L78:
  add    0x38(%rsp),%r12
  addl   $0x1,0x8(%rsp)
  mov    0x8(%rsp),%eax
  addq   $0x4,0x18(%rsp)
  add    %ebx,0x20(%rsp)
  cmp    %eax,0x2c(%rsp)
  je     L277
L330:
  mov    0x18(%rsp),%rax
  mov    (%rax),%eax
  cmp    0x8(%rsp),%eax
  jne    L157
  mov    0x10(%rsp),%esi
  mov    %r12,%rdi
  call   <bzero@plt>
  test   %ebx,%ebx
  jle    L78
  movslq 0x20(%rsp),%rax
  lea    (%r12,%rax,4),%rdx
  mov    $0x0,%eax
L395:
  movl   $0x1,(%rdx)
  add    $0x1,%eax
  add    0x60(%rsp),%rdx
  cmp    %eax,%ebx
  jne    L395
  jmp    L78
L277:
  mov    0x30(%rsp),%edi
  call   <malloc@plt>
  mov    %rax,0x8(%rsp)
  mov    %r15d,%edx
  mov    %rax,%rsi
  mov    0x40(%rsp),%rbp
  mov    %rbp,%rdi
  call   <jerasure_invert_bitmatrix@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    0x2c(%rsp),%edi
  movslq %edi,%rax
  mov    %ebx,%edx
  imul   %ebx,%edx
  imul   %edi,%edx
  lea    0x0(,%rdx,4),%edi
  mov    %edi,0x18(%rsp)
  mov    %r15d,%ebp
  imul   %ebx,%ebp
  movslq %ebp,%rdx
  lea    0x0(,%rdx,4),%rdi
  mov    %rdi,0x20(%rsp)
  mov    0x50(%rsp),%rdi
  lea    (%rdi,%rax,4),%r12
  lea    -0x1(%r13),%edx
  add    %rdx,%rax
  lea    0x4(%rdi,%rax,4),%rax
  mov    %rax,0x30(%rsp)
  mov    0x58(%rsp),%rax
  mov    %rax,0x10(%rsp)
L305:
  mov    %ebp,%eax
  imul   (%r12),%eax
  cltq
  mov    0x8(%rsp),%rdi
  lea    (%rdi,%rax,4),%rsi
  mov    0x18(%rsp),%edx
  mov    0x10(%rsp),%rdi
  call   <memcpy@plt>
  mov    0x20(%rsp),%rdi
  add    %rdi,0x10(%rsp)
  add    $0x4,%r12
  cmp    0x30(%rsp),%r12
  jne    L305
  mov    0x8(%rsp),%rdi
  call   <free@plt>
  jmp    L311
L322:
  lea    0x1(%r14),%r12d
  add    $0x4,%r13
  add    %ebx,0x8(%rsp)
  cmp    %r12d,0x2c(%rsp)
  je     L83
  mov    %r12d,%r14d
L176:
  cmp    %r14d,0x0(%r13)
  je     L322
  test   %ebx,%ebx
  jle    L322
  movslq 0x8(%rsp),%rax
  mov    0x10(%rsp),%rdi
  lea    (%rdi,%rax,4),%r12
  mov    $0x0,%ebp
L316:
  mov    %r15d,%esi
  mov    %r12,%rdi
  call   <bzero@plt>
  add    $0x1,%ebp
  add    0x18(%rsp),%r12
  cmp    %ebp,%ebx
  jne    L316
  jmp    L322
L83:
  mov    0x20(%rsp),%r15d
  mov    %r14d,0x38(%rsp)
  mov    0xc0(%rsp),%rax
  mov    0x90(%rsp),%rdi
  add    %rdi,%rax
  mov    %rax,0x70(%rsp)
  mov    0x50(%rsp),%r14
  movl   $0x0,0x30(%rsp)
  movl   $0x0,0x20(%rsp)
  lea    -0x1(%rbx),%eax
  add    0x60(%rsp),%rax
  mov    %rax,0x78(%rsp)
  mov    0x48(%rsp),%rax
  add    $0x4,%rax
  mov    %rax,0x80(%rsp)
  mov    0x58(%rsp),%r13
  sub    %rdi,%r13
  mov    %r12d,0xa0(%rsp)
  mov    0xcc(%rsp),%r9d
  mov    %rdi,%r12
  jmp    L383
L217:
  add    $0x4,%rdx
  add    %r9d,%edi
  cmp    %r8,%rdx
  je     L170
L42:
  cmpl   $0x0,(%rdx)
  je     L217
  test   %r15d,%r15d
  jle    L217
  lea    (%r10,%r12,1),%rax
  movslq %edi,%rsi
  add    0x10(%rsp),%rsi
  lea    0x0(%rbp,%rsi,4),%rsi
  mov    %rdx,0x8(%rsp)
L397:
  mov    (%rax,%rsi,1),%edx
  xor    %edx,(%rax)
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L397
  mov    0x8(%rsp),%rdx
  jmp    L217
L170:
  add    $0x1,%r11d
  mov    0x18(%rsp),%rax
  add    %rax,%r8
  add    %rax,%r10
  add    %rax,%rcx
  cmp    %r11d,%ebx
  je     L349
L81:
  lea    (%r10,%r14,1),%rdx
  mov    $0x0,%edi
  mov    %r13,%rbp
  sub    %r10,%rbp
  jmp    L42
L349:
  mov    0x40(%rsp),%r14
L385:
  mov    0x20(%rsp),%edi
  lea    0x1(%rdi),%eax
  add    $0x4,%r14
  add    %ebx,0x30(%rsp)
  cmp    %edi,0x38(%rsp)
  je     L172
  mov    %eax,0x20(%rsp)
L383:
  mov    0x20(%rsp),%eax
  cmp    %eax,(%r14)
  je     L385
  mov    0x68(%rsp),%rax
  mov    (%rax,%r14,1),%eax
  mov    %eax,0x8(%rsp)
  mov    0xa0(%rsp),%edi
  sub    %edi,%eax
  imul   %edi,%eax
  imul   %ebx,%eax
  imul   %ebx,%eax
  cltq
  mov    %rax,0x10(%rsp)
  test   %ebx,%ebx
  jle    L385
  movslq 0x30(%rsp),%rax
  mov    0x78(%rsp),%rdi
  lea    (%rdi,%rax,1),%rdx
  mov    0x80(%rsp),%rdi
  lea    (%rdi,%rdx,4),%r8
  add    0x60(%rsp),%rax
  mov    0x48(%rsp),%rdi
  lea    (%rdi,%rax,4),%rax
  mov    0x70(%rsp),%rcx
  mov    $0x0,%r10d
  mov    $0x0,%r11d
  mov    %r14,0x40(%rsp)
  mov    %rax,%r14
  jmp    L81
L172:
  addq   $0x4,0x88(%rsp)
  mov    0x88(%rsp),%rax
  mov    0xb0(%rsp),%rcx
  add    %rcx,0x90(%rsp)
  cmp    0xb8(%rsp),%rax
  je     L389
L291:
  mov    0x90(%rsp),%rdi
  mov    %rdi,0x10(%rsp)
  mov    0x88(%rsp),%rax
  mov    (%rax),%eax
  mov    %eax,0x8(%rsp)
  mov    0x2c(%rsp),%r14d
  sub    %r14d,%eax
  imul   %r14d,%eax
  imul   %ebx,%eax
  imul   %ebx,%eax
  cltq
  mov    %rax,0x60(%rsp)
  mov    0x48(%rsp),%rcx
  lea    (%rcx,%rax,4),%rsi
  mov    0xa8(%rsp),%edx
  call   <memcpy@plt>
  test   %r14d,%r14d
  jle    L172
  mov    0x50(%rsp),%r13
  mov    $0x0,%r14d
  mov    %r15d,0x20(%rsp)
  mov    0xac(%rsp),%r15d
  mov    %r14d,0x8(%rsp)
  jmp    L176
L389:
  cmpl   $0x0,0xc8(%rsp)
  je     L227
  mov    0x58(%rsp),%rcx
  mov    %ebx,%edx
  mov    0xa4(%rsp),%esi
  mov    0x2c(%rsp),%edi
  call   <jerasure_smart_bitmatrix_to_schedule@plt>
  mov    %rax,%rbp
L239:
  mov    0x50(%rsp),%rdi
  call   <free@plt>
  mov    0x98(%rsp),%rdi
  call   <free@plt>
  mov    0x58(%rsp),%rdi
  call   <free@plt>
L317:
  mov    %rbp,%rax
  add    $0xd8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L227:
  mov    0x58(%rsp),%rcx
  mov    %ebx,%edx
  mov    0xa4(%rsp),%esi
  mov    0x2c(%rsp),%edi
  call   <jerasure_dumb_bitmatrix_to_schedule@plt>
  mov    %rax,%rbp
  jmp    L239
```

assistant: ```c
int **jerasure_generate_decoding_schedule(int k, int m, int w, int *bitmatrix, int *erasures, int smart) {
  int i, j, x, drive, y, index, z;
  int *decoding_matrix, *inverse, *real_decoding_matrix;
  int *ptr;
  int *row_ids;
  int *ind_to_row;
  int ddf, cdf;
  int **schedule;
  int *b1, *b2;
  ddf = 0;
  cdf = 0;
  for (i = 0; erasures[i] != -1; i++) {
    if (erasures[i] < k)
      ddf++;
    else
      cdf++;
  }
  row_ids = (int *)malloc(sizeof(int) * (k + m));
  ind_to_row = (int *)malloc(sizeof(int) * (k + m));
  if (set_up_ids_for_scheduled_decoding(k, m, erasures, row_ids, ind_to_row) < 0)
    return NULL;
  real_decoding_matrix = (int *)malloc(sizeof(int) * (k * w * (cdf + ddf) * w));
  if (ddf > 0) {
    decoding_matrix = (int *)malloc(sizeof(int) * (k * k * w * w));
    ptr = decoding_matrix;
    for (i = 0; i < k; i++) {
      if (row_ids[i] == i) {
        bzero(ptr, k * w * w * sizeof(int));
        for (x = 0; x < w; x++) {
          ptr[x + i * w + x * k * w] = 1;
        }
      } else {
        memcpy(ptr, bitmatrix + k * w * w * (row_ids[i] - k), k * w * w * sizeof(int));
      }
      ptr += (k * w * w);
    }
    inverse = (int *)malloc(sizeof(int) * (k * k * w * w));
    jerasure_invert_bitmatrix(decoding_matrix, inverse, k * w);
    free(decoding_matrix);
    ptr = real_decoding_matrix;
    for (i = 0; i < ddf; i++) {
      memcpy(ptr, inverse + k * w * w * row_ids[k + i], sizeof(int) * k * w * w);
      ptr += (k * w * w);
    }
    free(inverse);
  }
  for (x = 0; x < cdf; x++) {
    drive = row_ids[x + ddf + k] - k;
    ptr = real_decoding_matrix + k * w * w * (ddf + x);
    memcpy(ptr, bitmatrix + drive * k * w * w, sizeof(int) * k * w * w);
    for (i = 0; i < k; i++) {
      if (row_ids[i] != i) {
        for (j = 0; j < w; j++) {
          bzero(ptr + j * k * w + i * w, sizeof(int) * w);
        }
      }
    }
    index = drive * k * w * w;
    for (i = 0; i < k; i++) {
      if (row_ids[i] != i) {
        b1 = real_decoding_matrix + (ind_to_row[i] - k) * k * w * w;
        for (j = 0; j < w; j++) {
          b2 = ptr + j * k * w;
          for (y = 0; y < w; y++) {
            if (bitmatrix[index + j * k * w + i * w + y]) {
              for (z = 0; z < k * w; z++) {
                b2[z] = b2[z] ^ b1[z + y * k * w];
              }
            }
          }
        }
      }
    }
  }
  if (smart) {
    schedule = jerasure_smart_bitmatrix_to_schedule(k, ddf + cdf, w, real_decoding_matrix);
  } else {
    schedule = jerasure_dumb_bitmatrix_to_schedule(k, ddf + cdf, w, real_decoding_matrix);
  }
  free(row_ids);
  free(ind_to_row);
  free(real_decoding_matrix);
  return schedule;
}
```