user: What is the c source code of the assembly code below:

```asm
<findPossibleValues>:
  endbr64
  sub    $0x38,%rsp
  mov    %rdi,%rax
  movslq %edx,%rdi
  mov    %edx,%r10d
  mov    %fs:0x28,%rcx
  mov    %rcx,0x28(%rsp)
  xor    %ecx,%ecx
  imul   $0x38e38e39,%rdi,%rcx
  sar    $0x1f,%r10d
  mov    %rsi,%r9
  sar    $0x21,%rcx
  sub    %r10d,%ecx
  movslq %ecx,%rsi
  mov    %edx,%ecx
  lea    (%rsi,%rsi,8),%r8d
  lea    (%rsi,%rsi,8),%rdx
  sub    %r8d,%ecx
  lea    (%rax,%rdx,4),%rsi
  xor    %r8d,%r8d
  movslq %ecx,%rdx
  mov    (%rsi,%rdx,4),%r11d
  test   %r11d,%r11d
  jne    L20
  movdqa D13(%rip),%xmm0
  movslq (%rsi),%r8
  sar    $0x1f,%ecx
  movl   $0x9,0x24(%rsp)
  imul   $0x4bda12f7,%rdi,%rdi
  movups %xmm0,0x4(%rsp)
  movdqa D10(%rip),%xmm0
  movups %xmm0,0x14(%rsp)
  sar    $0x23,%rdi
  movl   $0x0,(%rsp,%r8,4)
  movslq 0x4(%rsi),%r8
  sub    %r10d,%edi
  movl   $0x0,(%rsp,%r8,4)
  movslq 0x8(%rsi),%r8
  movl   $0x0,(%rsp,%r8,4)
  movslq 0xc(%rsi),%r8
  movl   $0x0,(%rsp,%r8,4)
  movslq 0x10(%rsi),%r8
  movl   $0x0,(%rsp,%r8,4)
  movslq 0x14(%rsi),%r8
  movl   $0x0,(%rsp,%r8,4)
  movslq 0x18(%rsi),%r8
  movl   $0x0,(%rsp,%r8,4)
  movslq 0x1c(%rsi),%r8
  movslq 0x20(%rsi),%rsi
  movl   $0x0,(%rsp,%r8,4)
  movl   $0x0,(%rsp,%rsi,4)
  movslq (%rax,%rdx,4),%rsi
  movl   $0x0,(%rsp,%rsi,4)
  movslq 0x24(%rax,%rdx,4),%rsi
  movl   $0x0,(%rsp,%rsi,4)
  movslq 0x48(%rax,%rdx,4),%rsi
  movl   $0x0,(%rsp,%rsi,4)
  movslq 0x6c(%rax,%rdx,4),%rsi
  movl   $0x0,(%rsp,%rsi,4)
  movslq 0x90(%rax,%rdx,4),%rsi
  movl   $0x0,(%rsp,%rsi,4)
  movslq 0xb4(%rax,%rdx,4),%rsi
  movl   $0x0,(%rsp,%rsi,4)
  movslq 0xd8(%rax,%rdx,4),%rsi
  movl   $0x0,(%rsp,%rsi,4)
  movslq 0xfc(%rax,%rdx,4),%rsi
  movl   $0x0,(%rsp,%rsi,4)
  movslq 0x120(%rax,%rdx,4),%rsi
  imul   $0x55555556,%rdx,%rdx
  movl   $0x0,(%rsp,%rsi,4)
  lea    (%rdi,%rdi,2),%esi
  shr    $0x20,%rdx
  sub    %ecx,%edx
  movslq %esi,%rcx
  lea    (%rdx,%rdx,2),%edx
  lea    (%rcx,%rcx,8),%rcx
  movslq %edx,%rdx
  shl    $0x2,%rdx
  lea    (%rdx,%rcx,4),%rcx
  add    %rax,%rcx
  movslq (%rcx),%rdi
  movl   $0x0,(%rsp,%rdi,4)
  movslq 0x4(%rcx),%rdi
  movslq 0x8(%rcx),%rcx
  movl   $0x0,(%rsp,%rdi,4)
  movl   $0x0,(%rsp,%rcx,4)
  lea    0x1(%rsi),%ecx
  movslq %ecx,%rcx
  lea    (%rcx,%rcx,8),%rsi
  shl    $0x2,%rsi
  lea    (%rdx,%rsi,1),%rcx
  lea    0x24(%rdx,%rsi,1),%rdx
  add    %rax,%rcx
  add    %rdx,%rax
  movslq (%rcx),%rdi
  movslq (%rax),%rdx
  movl   $0x0,(%rsp,%rdi,4)
  movslq 0x4(%rcx),%rdi
  movslq 0x8(%rcx),%rcx
  movl   $0x0,(%rsp,%rdi,4)
  movl   $0x0,(%rsp,%rcx,4)
  movl   $0x0,(%rsp,%rdx,4)
  movslq 0x4(%rax),%rdx
  movslq 0x8(%rax),%rax
  movl   $0x0,(%rsp,%rdx,4)
  movl   $0x0,(%rsp,%rax,4)
  mov    0x4(%rsp),%r8d
  test   %r8d,%r8d
  jne    L23
L65:
  mov    0x8(%rsp),%eax
  test   %eax,%eax
  je     L14
  movslq %r8d,%rdx
  add    $0x1,%r8d
  mov    %eax,(%r9,%rdx,4)
L14:
  mov    0xc(%rsp),%eax
  test   %eax,%eax
  je     L3
  movslq %r8d,%rdx
  add    $0x1,%r8d
  mov    %eax,(%r9,%rdx,4)
L3:
  mov    0x10(%rsp),%eax
  test   %eax,%eax
  je     L96
  movslq %r8d,%rdx
  add    $0x1,%r8d
  mov    %eax,(%r9,%rdx,4)
L96:
  mov    0x14(%rsp),%eax
  test   %eax,%eax
  je     L29
  movslq %r8d,%rdx
  add    $0x1,%r8d
  mov    %eax,(%r9,%rdx,4)
L29:
  mov    0x18(%rsp),%eax
  test   %eax,%eax
  je     L31
  movslq %r8d,%rdx
  add    $0x1,%r8d
  mov    %eax,(%r9,%rdx,4)
L31:
  mov    0x1c(%rsp),%eax
  test   %eax,%eax
  je     L10
  movslq %r8d,%rdx
  add    $0x1,%r8d
  mov    %eax,(%r9,%rdx,4)
L10:
  mov    0x20(%rsp),%eax
  test   %eax,%eax
  je     L51
  movslq %r8d,%rdx
  add    $0x1,%r8d
  mov    %eax,(%r9,%rdx,4)
L51:
  mov    0x24(%rsp),%eax
  test   %eax,%eax
  je     L20
  movslq %r8d,%rdx
  add    $0x1,%r8d
  mov    %eax,(%r9,%rdx,4)
L20:
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L90
  mov    %r8d,%eax
  add    $0x38,%rsp
  ret
  nopw   0x0(%rax,%rax,1)
L23:
  mov    %r8d,(%r9)
  mov    $0x1,%r8d
  jmp    L65
L90:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D13
type: byte[16]
name: extract_symbolic_data
arguments: tag: D10
type: byte[16]

tool: {"D13": [0x01,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x04,0x00,0x00,0x00]}

tool: {"D10": [0x05,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x08,0x00,0x00,0x00]}

assistant: ```c
int findPossibleValues(int S[][9], int A[], int cell_val) {
  int R = cell_val / 9;
  int C = cell_val % 9;
  int count = 0;
  if (S[R][C] != 0) {
    return count;
  }
  int tmp[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
  int i, j, tmp2;
  for (i = 0; i < 9; ++i) {
    tmp2 = S[R][i];
    tmp[tmp2] = 0;
  }
  for (i = 0; i < 9; ++i) {
    tmp2 = S[i][C];
    tmp[tmp2] = 0;
  }
  int BLK_R = (cell_val / 9 / 3) * 3;
  int BLK_C = (cell_val % 9 / 3) * 3;
  for (i = BLK_R; i < BLK_R + 3; ++i) {
    for (j = BLK_C; j < BLK_C + 3; ++j) {
      tmp2 = S[i][j];
      tmp[tmp2] = 0;
    }
  }
  for (i = 1; i < 10; i++) {
    if (tmp[i] != 0) {
      A[count] = tmp[i];
      ++count;
    }
  }
  return count;
}
```