user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  movl   $0x400,-0x28(%rbp)
  movl   $0x600,-0x24(%rbp)
  mov    -0x24(%rbp),%edx
  mov    -0x28(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <alloc_2D@plt>
  mov    %rax,-0x20(%rbp)
  mov    -0x24(%rbp),%edx
  mov    -0x28(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <alloc_2D@plt>
  mov    %rax,-0x18(%rbp)
  movl   $0x0,-0x30(%rbp)
  jmp    L45
L34:
  movl   $0x0,-0x2c(%rbp)
  jmp    L73
L22:
  mov    -0x30(%rbp),%edx
  mov    -0x2c(%rbp),%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  pxor   %xmm0,%xmm0
  cvtsi2ss %ecx,%xmm0
  movss  %xmm0,(%rax)
  addl   $0x1,-0x2c(%rbp)
L73:
  mov    -0x2c(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L22
  addl   $0x1,-0x30(%rbp)
L45:
  mov    -0x30(%rbp),%eax
  cmp    -0x28(%rbp),%eax
  jl     L34
  movl   $0x0,-0x30(%rbp)
  jmp    L7
L99:
  movl   $0x0,-0x2c(%rbp)
  jmp    L18
L83:
  cmpl   $0x0,-0x30(%rbp)
  jle    L6
  cmpl   $0x0,-0x2c(%rbp)
  jle    L6
  mov    -0x28(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x30(%rbp)
  jge    L6
  mov    -0x24(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x2c(%rbp)
  jge    L6
  mov    -0x30(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  add    $0x1,%rax
  shl    $0x2,%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  sub    $0x4,%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  addss  %xmm0,%xmm1
  mov    -0x30(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  jmp    L95
L6:
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    -0x30(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,8),%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rdx),%rcx
  mov    -0x2c(%rbp),%edx
  movslq %edx,%rdx
  shl    $0x2,%rdx
  lea    (%rcx,%rdx,1),%rbx
  movd   %eax,%xmm0
  call   <sqrt@plt>
  movd   %xmm0,%eax
  mov    %eax,(%rbx)
L95:
  addl   $0x1,-0x2c(%rbp)
L18:
  mov    -0x2c(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L83
  addl   $0x1,-0x30(%rbp)
L7:
  mov    -0x30(%rbp),%eax
  cmp    -0x28(%rbp),%eax
  jl     L99
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <free_2D@plt>
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free_2D@plt>
  mov    D9(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <fflush@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int main(void) {
  int i, j;
  int sizea = 1024;
  int sizeb = 1536;
  float **in = alloc_2D(sizea, sizeb);
  float **out = alloc_2D(sizea, sizeb);
  for (i = 0; i < sizea; i++) {
    for (j = 0; j < sizeb; j++) {
      in[i][j] = i + j;
    }
  }
#pragma scop
  {
#pragma species kernel in[0 : sizea - 1, 0 : sizeb - 1] | neighbourhood(-1 : 1, -1 : 1)->out[0 : sizea - 1, 0 : sizeb - 1] | element
    for (i = 0; i < sizea; i++) {
      for (j = 0; j < sizeb; j++) {
        if (i >= 1 && j >= 1 && i < sizea - 1 && j < sizeb - 1) {
          out[i][j] = in[i + 1][j] + in[i][j + 1] + in[i][j] + in[i][j - 1] + in[i - 1][j];
        } else {
          out[i][j] = sqrt(in[i][j]);
        }
      }
    }
#pragma species endkernel example03_k1
  }
#pragma endscop
  free_2D(in);
  free_2D(out);
  fflush(stdout);
  return 0;
}
```