user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  cmp    $0x1,%edi
  jg     L40
  mov    $0x14,%esi
  lea    D22(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x14,%esi
  mov    $0x14,%edi
  call   <matriz_aloca@plt>
  mov    %rax,0x18(%rsp)
  mov    $0x14,%esi
  mov    $0x14,%edi
  call   <matriz_aloca@plt>
  mov    %rax,0x20(%rsp)
  mov    $0x14,%esi
  mov    $0x14,%edi
  call   <matriz_aloca@plt>
  mov    %rax,0x28(%rsp)
  mov    $0x0,%edi
  call   <time@plt>
  mov    %eax,%edi
  call   <srand@plt>
  mov    $0x14,%ebx
L55:
  movslq %ebx,%rax
  shl    $0x2,%rax
  mov    %rax,0x10(%rsp)
  mov    0x18(%rsp),%r15
  mov    0x20(%rsp),%r14
  mov    0x28(%rsp),%r13
  mov    %r13,%r12
  movl   $0x0,0xc(%rsp)
L5:
  mov    $0x0,%ebp
L37:
  mov    $0x0,%eax
  call   <rand@plt>
  cltd
  idiv   %ebx
  mov    %edx,(%r15,%rbp,4)
  mov    $0x0,%eax
  call   <rand@plt>
  cltd
  idiv   %ebx
  mov    %edx,(%r14,%rbp,4)
  movl   $0x0,0x0(%r13,%rbp,4)
  add    $0x1,%rbp
  cmp    %ebp,%ebx
  jg     L37
  addl   $0x1,0xc(%rsp)
  mov    0xc(%rsp),%eax
  mov    0x10(%rsp),%rcx
  add    %rcx,%r15
  add    %rcx,%r14
  add    %rcx,%r13
  cmp    %ebx,%eax
  jl     L5
  mov    %ebx,%edx
  mov    %ebx,%esi
  lea    D59(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %ebx,%r9d
  mov    %ebx,%r8d
  mov    %ebx,%ecx
  mov    0x28(%rsp),%rdx
  mov    0x20(%rsp),%rsi
  mov    0x18(%rsp),%rdi
  call   <matriz_multiplica@plt>
  mov    $0x0,%r14d
  lea    D39(%rip),%r13
L48:
  mov    $0x0,%ebp
L30:
  mov    (%r12,%rbp,4),%esi
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbp
  cmp    %ebp,%ebx
  jg     L30
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x1,%r14d
  add    0x10(%rsp),%r12
  cmp    %ebx,%r14d
  jl     L48
L68:
  lea    D24(%rip),%rdi
  call   <puts@plt>
  mov    0x18(%rsp),%rdi
  call   <matriz_libera@plt>
  mov    0x20(%rsp),%rdi
  call   <matriz_libera@plt>
  mov    0x28(%rsp),%rdi
  call   <matriz_libera@plt>
  mov    $0x0,%eax
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L40:
  mov    0x8(%rsi),%rdi
  call   <atoi@plt>
  mov    %eax,%ebx
  mov    %eax,%esi
  lea    D22(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %ebx,%esi
  mov    %ebx,%edi
  call   <matriz_aloca@plt>
  mov    %rax,0x18(%rsp)
  mov    %ebx,%esi
  mov    %ebx,%edi
  call   <matriz_aloca@plt>
  mov    %rax,0x20(%rsp)
  mov    %ebx,%esi
  mov    %ebx,%edi
  call   <matriz_aloca@plt>
  mov    %rax,0x28(%rsp)
  mov    $0x0,%edi
  call   <time@plt>
  mov    %eax,%edi
  call   <srand@plt>
  test   %ebx,%ebx
  jg     L55
  mov    %ebx,%edx
  mov    %ebx,%esi
  lea    D59(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %ebx,%r9d
  mov    %ebx,%r8d
  mov    %ebx,%ecx
  mov    0x28(%rsp),%rdx
  mov    0x20(%rsp),%rsi
  mov    0x18(%rsp),%rdi
  call   <matriz_multiplica@plt>
  jmp    L68
```

tool_calls: name: disassemble_data
arguments: data_label: D22
type_guessed: string
name: disassemble_data
arguments: data_label: D59
type_guessed: string
name: disassemble_data
arguments: data_label: D39
type_guessed: string
name: disassemble_data
arguments: data_label: D24
type_guessed: string

tool: D22: alocando %d elementos ...


tool: D59: iniciando multiplicacao dos %d x %d elementos ...


tool: D39: %d 

tool: D24: liberando memoria ...

assistant: ```c
int main(int argc, char **argv) {
  int n = 20;
  int *A, *B, *C;
  int i, j;
  if (argc > 1)
    n = atoi(argv[1]);
  printf("alocando %d elementos ...\n", n);
  A = matriz_aloca(n, n);
  B = matriz_aloca(n, n);
  C = matriz_aloca(n, n);
  srand(time(NULL));
  for (i = 0; i < n; i++) {
    for (j = 0; j < n; j++) {
      A[i * n + j] = rand() % n;
      B[i * n + j] = rand() % n;
      C[i * n + j] = 0;
    }
  }
  printf("iniciando multiplicacao dos %d x %d elementos ...\n", n, n);
  matriz_multiplica(A, B, C, n, n, n);
  for (i = 0; i < n; i++) {
    for (j = 0; j < n; j++) {
      printf("%d ", C[i * n + j]);
    }
    printf("\n");
  }
  printf("liberando memoria ...\n");
  matriz_libera(A);
  matriz_libera(B);
  matriz_libera(C);
  return 0;
}
```