user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<testGJ>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x30(%rbp),%rax
  mov    %rax,%rdx
  mov    $0x2,%esi
  mov    $0x2,%edi
  call   <zeros@plt>
  mov    -0x30(%rbp),%rax
  movsd  D41(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x30(%rbp),%rax
  add    $0x8,%rax
  movsd  D3(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x30(%rbp),%rax
  add    $0x10,%rax
  movsd  D37(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x30(%rbp),%rax
  add    $0x18,%rax
  movsd  D65(%rip),%xmm0
  movsd  %xmm0,(%rax)
  lea    -0x28(%rbp),%rax
  mov    %rax,%rdx
  mov    $0x1,%esi
  mov    $0x2,%edi
  call   <zeros@plt>
  mov    -0x28(%rbp),%rax
  movsd  D41(%rip),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  movsd  D3(%rip),%xmm0
  movsd  %xmm0,(%rax)
  lea    -0x20(%rbp),%rax
  mov    %rax,%rdx
  mov    $0x1,%esi
  mov    $0x2,%edi
  call   <zeros@plt>
  lea    -0x18(%rbp),%rax
  mov    %rax,%rdx
  mov    $0x1,%esi
  mov    $0x2,%edi
  call   <zeros@plt>
  lea    -0x10(%rbp),%rax
  mov    %rax,%rdx
  mov    $0x1,%esi
  mov    $0x2,%edi
  call   <zeros@plt>
  lea    D70(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x30(%rbp),%rax
  mov    $0x2,%edx
  mov    $0x2,%esi
  mov    %rax,%rdi
  call   <print@plt>
  lea    D48(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x28(%rbp),%rax
  mov    $0x1,%edx
  mov    $0x2,%esi
  mov    %rax,%rdi
  call   <print@plt>
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x20(%rbp),%rax
  mov    $0x1,%edx
  mov    $0x2,%esi
  mov    %rax,%rdi
  call   <print@plt>
  movl   $0x5,-0x34(%rbp)
  movl   $0x0,-0x38(%rbp)
  jmp    L4
L19:
  cmpl   $0x0,-0x38(%rbp)
  jne    L16
  mov    -0x20(%rbp),%rdx
  mov    -0x28(%rbp),%rsi
  mov    -0x30(%rbp),%rax
  lea    -0x18(%rbp),%rcx
  mov    %rcx,%r8
  mov    $0x2,%ecx
  mov    %rax,%rdi
  call   <GaussJacobiIteration@plt>
  jmp    L2
L16:
  mov    -0x18(%rbp),%rdx
  mov    -0x28(%rbp),%rsi
  mov    -0x30(%rbp),%rax
  lea    -0x10(%rbp),%rcx
  mov    %rcx,%r8
  mov    $0x2,%ecx
  mov    %rax,%rdi
  call   <GaussJacobiIteration@plt>
  mov    -0x10(%rbp),%rax
  lea    -0x18(%rbp),%rsi
  mov    $0x1,%ecx
  mov    $0x2,%edx
  mov    %rax,%rdi
  call   <copy@plt>
L2:
  mov    -0x38(%rbp),%eax
  mov    %eax,%esi
  lea    D60(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x18(%rbp),%rax
  mov    $0x1,%edx
  mov    $0x2,%esi
  mov    %rax,%rdi
  call   <print@plt>
  addl   $0x1,-0x38(%rbp)
L4:
  mov    -0x38(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jl     L19
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L28
  call   <__stack_chk_fail@plt>
L28:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D41
type_infered: byte[8]
name: disassemble_data
arguments: tag: D3
type_infered: byte[8]
name: disassemble_data
arguments: tag: D37
type_infered: byte[8]
name: disassemble_data
arguments: tag: D65
type_infered: byte[8]
name: disassemble_data
arguments: tag: D70
type_infered: string
name: disassemble_data
arguments: tag: D48
type_infered: string
name: disassemble_data
arguments: tag: D4
type_infered: string
name: disassemble_data
arguments: tag: D60
type_infered: string

tool: {"D41": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

tool: {"D3": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40]}

tool: {"D37": [0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x40]}

tool: {"D65": [0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x40]}

tool: D70: A

tool: D48: B

tool: D4: x0

tool: D60: Iteration %d:


assistant: ```c
void testGJ() {
  double *mat;
  zeros(2, 2, &mat);
  mat[0] = 1;
  mat[1] = 2;
  mat[1 * 2] = 3;
  mat[1 * 2 + 1] = 4;
  double *b;
  zeros(2, 1, &b);
  b[0] = 1;
  b[1] = 2;
  double *x0;
  zeros(2, 1, &x0);
  double *x;
  zeros(2, 1, &x);
  double *xtemp;
  zeros(2, 1, &xtemp);
  printf("A\n");
  print(mat, 2, 2);
  printf("B\n");
  print(b, 2, 1);
  printf("x0\n");
  print(x0, 2, 1);
  int iters = 5;
  for (int i = 0; i < iters; i++) {
    if (i == 0) {
      GaussJacobiIteration(mat, b, x0, 2, &x);
    } else {
      GaussJacobiIteration(mat, b, x, 2, &xtemp);
      copy(xtemp, &x, 2, 1);
    }
    printf("Iteration %d:\n", i);
    print(x, 2, 1);
  }
}
```