user: What would the C source look like for the assembly code provided here?

```asm
<fix_edges>:
  endbr64
  push   %r15
  xor    %eax,%eax
  push   %r14
  push   %r13
  mov    %rcx,%r13
  mov    %esi,%ecx
  push   %r12
  mov    %rdx,%r12
  mov    %r13,%rdx
  push   %rbp
  mov    %rdi,%rbp
  lea    D8(%rip),%rdi
  push   %rbx
  mov    %esi,%ebx
  mov    %r12,%rsi
  sub    $0x8,%rsp
  call   <printf@plt>
  test   %ebx,%ebx
  jle    L31
  movslq %ebx,%r10
  mov    %r12,%rdx
  lea    0x0(%r13,%r13,1),%r11
  sub    %r10,%rdx
  lea    (%r10,%r10,1),%rax
  lea    0x2(%r11),%r14
  lea    0x0(%rbp,%rdx,8),%rcx
  lea    -0x1(%rbx),%edx
  sub    %rdx,%r10
  add    %r10,%r10
  nopl   0x0(%rax,%rax,1)
L5:
  mov    0x0(%rbp,%rax,4),%r9
  mov    -0x8(%rbp,%rax,4),%rdi
  mov    %rax,%rdx
  mov    %r11,%r8
  sub    %rdx,%r8
  add    $0x8,%rcx
  lea    (%r9,%rax,1),%rsi
  sub    $0x2,%rax
  movzwl (%rsi),%esi
  mov    %si,(%rdi,%rax,1)
  mov    %r14,%rsi
  movzwl (%r9,%r8,1),%r9d
  sub    %rdx,%rsi
  mov    %r9w,(%rdi,%rsi,1)
  mov    -0x8(%rcx),%r9
  mov    (%rcx),%rdi
  movzwl (%r9,%rdx,1),%r15d
  mov    %r15w,(%rdi,%rax,1)
  movzwl (%r9,%r8,1),%r8d
  mov    %r8w,(%rdi,%rsi,1)
  cmp    %rdx,%r10
  jne    L5
L31:
  test   %r12,%r12
  jle    L26
  movslq %ebx,%rdx
  mov    %r13,%rax
  lea    -0x1(%rbx),%r8d
  mov    %rbp,%rdi
  sub    %rdx,%rax
  lea    0x0(%rbp,%r12,8),%r9
  lea    (%rdx,%rdx,1),%r11
  add    %rax,%r8
  lea    -0x2(%rax,%rax,1),%r10
  add    %r8,%r8
  nop
L39:
  test   %ebx,%ebx
  jle    L53
  mov    (%rdi),%rsi
  lea    (%rsi,%r11,1),%rdx
  lea    (%rsi,%r10,1),%rax
  add    %r8,%rsi
  nopw   0x0(%rax,%rax,1)
L97:
  movzwl (%rdx),%ecx
  add    $0x2,%rax
  sub    $0x2,%rdx
  mov    %cx,(%rdx)
  movzwl -0x2(%rax),%ecx
  mov    %cx,(%rax)
  cmp    %rax,%rsi
  jne    L97
L53:
  add    $0x8,%rdi
  cmp    %rdi,%r9
  jne    L39
L26:
  test   %r13,%r13
  jle    L2
  movslq %ebx,%rdx
  mov    %r12,%rax
  lea    0x0(%r13,%r13,1),%r8
  sub    %rdx,%rax
  lea    0x0(%rbp,%rdx,8),%r10
  lea    -0x8(%rbp,%rax,8),%r9
  lea    -0x1(%rbx),%eax
  add    %r12,%rax
  sub    %rdx,%rax
  xor    %edx,%edx
  lea    0x0(%rbp,%rax,8),%r11
  nopl   0x0(%rax,%rax,1)
L3:
  mov    %r9,%rax
  mov    %r10,%rcx
  test   %ebx,%ebx
  jle    L51
  nopw   0x0(%rax,%rax,1)
L54:
  mov    (%rcx),%rsi
  add    $0x8,%rax
  sub    $0x8,%rcx
  movzwl (%rsi,%rdx,1),%edi
  mov    (%rcx),%rsi
  mov    %di,(%rsi,%rdx,1)
  mov    -0x8(%rax),%rsi
  movzwl (%rsi,%rdx,1),%edi
  mov    (%rax),%rsi
  mov    %di,(%rsi,%rdx,1)
  cmp    %rax,%r11
  jne    L54
L51:
  add    $0x2,%rdx
  cmp    %rdx,%r8
  jne    L3
L2:
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: retrieve_data
arguments: label: D8
type: string

tool: D8: 
FIX> rows=%ld cols=%ld w=%d

assistant: ```c
int fix_edges(im, w, rows, cols)
int w;
short **im;
long rows, cols;
{
  int i, j;
  printf("\nFIX> rows=%ld cols=%ld w=%d", rows, cols, w);
  for (i = w; i > 0; i--) {
    im[i - 1][i - 1] = im[i][i];
    im[i - 1][cols - (i - 1)] = im[i][cols - 1 - (i - 1)];
    im[rows - (i - 1)][i - 1] = im[rows - 1 - (i - 1)][i];
    im[rows - (i - 1)][cols - (i - 1)] = im[rows - 1 - (i - 1)][cols - 1 - (i - 1)];
  }
  for (i = 0; i < rows; i++) {
    for (j = w; j > 0; j--) {
      im[i][j - 1] = im[i][j];
      im[i][cols - j] = im[i][cols - j - 1];
    }
  }
  for (j = 0; j < cols; j++) {
    for (i = w; i > 0; i--) {
      im[i - 1][j] = im[i][j];
      im[rows - i][j] = im[rows - i - 1][j];
    }
  }
  return (1);
}
```