user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<edge_gray_shade_region>:
  endbr64
  push   %r15
  pxor   %xmm3,%xmm3
  push   %r14
  cvtsd2ss %xmm0,%xmm3
  push   %r13
  mov    %rdx,%r13
  mov    %ecx,%edx
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x868,%rsp
  mov    0x8a0(%rsp),%eax
  mov    %rdi,0x20(%rsp)
  mov    %r8d,0x2c(%rsp)
  mov    0x8a8(%rsp),%r14d
  mov    %eax,0x34(%rsp)
  mov    0x8b0(%rsp),%eax
  mov    %r9d,0x30(%rsp)
  mov    0x8c0(%rsp),%r12
  mov    %r14d,%ebx
  mov    %eax,0x28(%rsp)
  mov    0x8c8(%rsp),%r15
  movss  %xmm3,0x38(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x858(%rsp)
  xor    %eax,%eax
  lea    -0x1(%rcx),%eax
  cmp    $0x2,%eax
  jbe    L320
  cmp    $0x4,%ecx
  je     L56
  cmp    $0x5,%ecx
  je     L224
  cmp    $0x6,%ecx
  jne    L118
  sub    $0x8,%rsp
  xor    %r9d,%r9d
  mov    %r15,%r8
  mov    %r12,%rcx
  push   $0x0
  mov    0x8c8(%rsp),%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <difference_edge@plt>
  pop    %r9
  pop    %r10
  nopl   (%rax)
L40:
  cmpq   $0x0,0x8b8(%rsp)
  movswl %r14w,%eax
  mov    %eax,0x1c(%rsp)
  jle    L252
  test   %r12,%r12
  jle    L518
  mov    0x8b8(%rsp),%rax
  mov    %r12,%r11
  mov    %r12,%rdi
  xor    %esi,%esi
  and    $0xfffffffffffffff8,%r11
  shr    $0x3,%rdi
  mov    %bx,0x3e(%rsp)
  lea    -0x1(%r12),%r14
  lea    0x0(,%rax,8),%r15
  mov    %r12,%rax
  shl    $0x4,%rdi
  lea    (%r12,%r12,1),%r10
  sub    %r11,%rax
  mov    %rdi,(%rsp)
  mov    %r11d,%ebx
  mov    %rax,0x8(%rsp)
  sub    $0x1,%rax
  mov    %rax,0x10(%rsp)
  nopl   (%rax)
L481:
  mov    0x0(%r13,%rsi,1),%rax
  mov    0x0(%rbp,%rsi,1),%rdx
  lea    0x2(%rax),%r8
  mov    %rdx,%rcx
  sub    %r8,%rcx
  cmp    $0xc,%rcx
  jbe    L255
  cmp    $0x2,%r14
  jbe    L255
  cmp    $0x6,%r14
  jbe    L360
  mov    (%rsp),%rdi
  xor    %ecx,%ecx
  nopl   0x0(%rax,%rax,1)
L265:
  movdqu (%rax,%rcx,1),%xmm1
  movups %xmm1,(%rdx,%rcx,1)
  add    $0x10,%rcx
  cmp    %rdi,%rcx
  jne    L265
  mov    %rdi,(%rsp)
  cmp    %r11,%r12
  je     L87
  cmpq   $0x2,0x10(%rsp)
  mov    0x8(%rsp),%r9
  jbe    L247
  mov    %r11,%r8
  mov    %ebx,%ecx
L525:
  movq   (%rax,%r8,2),%xmm0
  movq   %xmm0,(%rdx,%r8,2)
  mov    %r9,%r8
  and    $0xfffffffffffffffc,%r8
  add    %r8d,%ecx
  cmp    %r8,%r9
  je     L87
L79:
  movslq %ecx,%r9
  movzwl (%rax,%r9,2),%edi
  lea    (%r9,%r9,1),%r8
  mov    %di,(%rdx,%r9,2)
  lea    0x1(%rcx),%r9d
  movslq %r9d,%r9
  cmp    %r9,%r12
  jle    L87
  movzwl 0x2(%rax,%r8,1),%r9d
  add    $0x2,%ecx
  movslq %ecx,%rcx
  mov    %r9w,0x2(%rdx,%r8,1)
  cmp    %rcx,%r12
  jle    L87
  movzwl 0x4(%rax,%r8,1),%eax
  mov    %ax,0x4(%rdx,%r8,1)
L87:
  add    $0x8,%rsi
  cmp    %r15,%rsi
  jne    L481
  lea    0x50(%rsp),%r15
  mov    $0x100,%esi
  xor    %eax,%eax
  movzwl 0x3e(%rsp),%ebx
  mov    %r15,%rdi
  call   <zero_histogram@plt>
  mov    %r12,%rcx
  mov    %r15,%rsi
  mov    %rbp,%rdi
  mov    0x8b8(%rsp),%rdx
  xor    %eax,%eax
  call   <calculate_histogram@plt>
  lea    0x4e(%rsp),%rsi
  mov    %r12,%rcx
  mov    %r15,%rdi
  mov    0x8b8(%rsp),%rdx
  pxor   %xmm0,%xmm0
  mov    $0x1,%eax
  cvtss2sd 0x38(%rsp),%xmm0
  call   <find_cutoff_point@plt>
  movswl 0x4e(%rsp),%ecx
  sub    $0x8,%rsp
  xor    %eax,%eax
  push   %r12
  mov    0x8c8(%rsp),%r9
  mov    %r13,%rsi
  mov    %rbp,%rdi
  mov    0x2c(%rsp),%r8d
  mov    $0xff,%edx
  call   <threshold_image_array@plt>
  pop    %rax
  pop    %rdx
  cmpw   $0x0,0x28(%rsp)
  je     L391
  mov    0x8b8(%rsp),%rax
  mov    %r12,%r11
  mov    %r12,%rdi
  xor    %esi,%esi
  and    $0xfffffffffffffff8,%r11
  shr    $0x3,%rdi
  mov    %bx,0x38(%rsp)
  lea    (%r12,%r12,1),%r10
  lea    0x0(,%rax,8),%r15
  mov    %r12,%rax
  shl    $0x4,%rdi
  mov    %r11d,%ebx
  sub    %r11,%rax
  mov    %rdi,(%rsp)
  mov    %rax,0x8(%rsp)
  sub    $0x1,%rax
  mov    %rax,0x10(%rsp)
  nopl   0x0(%rax)
L149:
  mov    0x0(%r13,%rsi,1),%rax
  mov    0x0(%rbp,%rsi,1),%rdx
  lea    0x2(%rax),%r8
  mov    %rdx,%rcx
  sub    %r8,%rcx
  cmp    $0xc,%rcx
  jbe    L27
  cmp    $0x2,%r14
  jbe    L27
  cmp    $0x6,%r14
  jbe    L528
  mov    (%rsp),%rdi
  xor    %ecx,%ecx
L157:
  movdqu (%rax,%rcx,1),%xmm2
  movups %xmm2,(%rdx,%rcx,1)
  add    $0x10,%rcx
  cmp    %rdi,%rcx
  jne    L157
  mov    %rdi,(%rsp)
  cmp    %r12,%r11
  je     L522
  cmpq   $0x2,0x10(%rsp)
  mov    0x8(%rsp),%r9
  jbe    L251
  mov    %r11,%r8
  mov    %ebx,%ecx
L299:
  movq   (%rax,%r8,2),%xmm0
  movq   %xmm0,(%rdx,%r8,2)
  mov    %r9,%r8
  and    $0xfffffffffffffffc,%r8
  add    %r8d,%ecx
  cmp    %r8,%r9
  je     L522
L371:
  movslq %ecx,%r9
  movzwl (%rax,%r9,2),%edi
  lea    (%r9,%r9,1),%r8
  mov    %di,(%rdx,%r9,2)
  lea    0x1(%rcx),%r9d
  movslq %r9d,%r9
  cmp    %r9,%r12
  jle    L522
  movzwl 0x2(%rax,%r8,1),%r9d
  add    $0x2,%ecx
  movslq %ecx,%rcx
  mov    %r9w,0x2(%rdx,%r8,1)
  cmp    %r12,%rcx
  jge    L522
  movzwl 0x4(%rax,%r8,1),%eax
  mov    %ax,0x4(%rdx,%r8,1)
L522:
  add    $0x8,%rsi
  cmp    %r15,%rsi
  jne    L149
  movzwl 0x38(%rsp),%ebx
L161:
  movswl 0x28(%rsp),%ecx
  mov    0x1c(%rsp),%edx
  mov    %r12,%r9
  mov    %r13,%rsi
  mov    0x8b8(%rsp),%r8
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <erode_image_array@plt>
L391:
  mov    0x20(%rsp),%rdi
  xor    %eax,%eax
  mov    %rbp,%rsi
  call   <read_image_array@plt>
  test   %r12,%r12
  jle    L199
  mov    0x8b8(%rsp),%rax
  lea    (%r12,%r12,1),%rcx
  xor    %esi,%esi
  lea    0x0(,%rax,8),%r8
  nopl   0x0(%rax)
L1:
  mov    0x0(%r13,%rsi,1),%rdx
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L154:
  cmp    %bx,(%rdx,%rax,1)
  jne    L171
  mov    0x0(%rbp,%rsi,1),%rdi
  mov    $0xffffffce,%r11d
  mov    %r11w,(%rdi,%rax,1)
L171:
  add    $0x2,%rax
  cmp    %rax,%rcx
  jne    L154
  add    $0x8,%rsi
  cmp    %r8,%rsi
  jne    L1
L199:
  movswl 0x2c(%rsp),%ecx
  movswl 0x34(%rsp),%edx
  sub    $0x8,%rsp
  xor    %eax,%eax
  push   %r12
  mov    0x8c8(%rsp),%r9
  mov    %r13,%rsi
  mov    %rbp,%rdi
  movswl 0x40(%rsp),%r8d
  call   <pixel_grow@plt>
  pop    %r9
  pop    %r10
  mov    0x858(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L227
  add    $0x868,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L56:
  sub    $0x8,%rsp
  xor    %edx,%edx
  mov    %r12,%r9
  xor    %ecx,%ecx
  push   %r15
  mov    0x8c8(%rsp),%r8
  mov    %r13,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <quick_edge@plt>
  pop    %rax
  pop    %rdx
  jmp    L40
  xchg   %ax,%ax
L255:
  mov    (%rsp),%rdi
  xor    %ecx,%ecx
  cs nopw 0x0(%rax,%rax,1)
L82:
  movzwl (%rax,%rcx,1),%r8d
  mov    %r8w,(%rdx,%rcx,1)
  add    $0x2,%rcx
  cmp    %r10,%rcx
  jne    L82
  mov    %rdi,(%rsp)
  jmp    L87
L27:
  mov    (%rsp),%rdi
  xor    %ecx,%ecx
  nopw   0x0(%rax,%rax,1)
L466:
  movzwl (%rax,%rcx,1),%r8d
  mov    %r8w,(%rdx,%rcx,1)
  add    $0x2,%rcx
  cmp    %r10,%rcx
  jne    L466
  mov    %rdi,(%rsp)
  jmp    L522
L360:
  mov    %r12,%r9
  xor    %r8d,%r8d
  xor    %ecx,%ecx
  jmp    L525
L247:
  mov    %ebx,%ecx
  jmp    L79
L320:
  push   %r15
  xor    %ecx,%ecx
  mov    %r13,%rsi
  xor    %r8d,%r8d
  push   %r12
  mov    0x8c8(%rsp),%r9
  mov    %rbp,%rdi
  xor    %eax,%eax
  mov    %edx,0x10(%rsp)
  call   <detect_edges@plt>
  pop    %rcx
  pop    %rsi
  mov    (%rsp),%edx
L37:
  cmp    $0x8,%edx
  jne    L533
  push   $0x0
  mov    %r12,%rcx
  mov    %r13,%rsi
  mov    $0x3,%r9d
  push   $0x0
  mov    0x8c8(%rsp),%rdx
  mov    %r15,%r8
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <gaussian_edge@plt>
  pop    %rcx
  pop    %rsi
  jmp    L40
L533:
  cmp    $0xa,%edx
  jne    L68
  push   $0x0
  mov    $0x3,%r9d
  mov    %r15,%r8
  mov    %r12,%rcx
  push   $0x0
  mov    0x8c8(%rsp),%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <range@plt>
  pop    %rax
  pop    %rdx
  jmp    L40
L68:
  cmp    $0xb,%edx
  jne    L40
  sub    $0x8,%rsp
  mov    %r15,%r8
  xor    %r9d,%r9d
  mov    %r12,%rcx
  push   $0x0
  mov    0x8c8(%rsp),%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <variance@plt>
  pop    %r15
  pop    %rax
  jmp    L40
L528:
  mov    %r12,%r9
  xor    %r8d,%r8d
  xor    %ecx,%ecx
  jmp    L299
L251:
  mov    %ebx,%ecx
  jmp    L371
L118:
  cmp    $0x7,%ecx
  jne    L37
  sub    $0x8,%rsp
  mov    %r15,%r8
  mov    %rbp,%rdi
  xor    %r9d,%r9d
  push   $0x0
  mov    0x8c8(%rsp),%rdx
  mov    %r12,%rcx
  mov    %r13,%rsi
  xor    %eax,%eax
  call   <contrast_edge@plt>
  pop    %rdi
  pop    %r8
  jmp    L40
L224:
  sub    $0x8,%rsp
  mov    %r15,%r8
  xor    %r9d,%r9d
  mov    %r12,%rcx
  push   $0x0
  mov    0x8c8(%rsp),%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <homogeneity@plt>
  pop    %r11
  pop    %r15
  jmp    L40
L252:
  lea    0x50(%rsp),%r14
  mov    $0x100,%esi
  xor    %eax,%eax
  mov    %r14,%rdi
  call   <zero_histogram@plt>
  mov    %r12,%rcx
  mov    %r14,%rsi
  mov    %rbp,%rdi
  mov    0x8b8(%rsp),%rdx
  xor    %eax,%eax
  call   <calculate_histogram@plt>
  lea    0x4e(%rsp),%rsi
  mov    %r12,%rcx
  mov    %r14,%rdi
  mov    0x8b8(%rsp),%rdx
  pxor   %xmm0,%xmm0
  mov    $0x1,%eax
  cvtss2sd 0x38(%rsp),%xmm0
  call   <find_cutoff_point@plt>
  movswl 0x4e(%rsp),%ecx
  sub    $0x8,%rsp
  xor    %eax,%eax
  push   %r12
  mov    0x8c8(%rsp),%r9
  mov    %r13,%rsi
  mov    %rbp,%rdi
  mov    0x2c(%rsp),%r8d
  mov    $0xff,%edx
  call   <threshold_image_array@plt>
  pop    %rcx
  pop    %rsi
  cmpw   $0x0,0x28(%rsp)
  je     L278
  movswl 0x28(%rsp),%ecx
  mov    0x1c(%rsp),%edx
  mov    %r12,%r9
  mov    %r13,%rsi
  mov    0x8b8(%rsp),%r8
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <erode_image_array@plt>
L278:
  mov    0x20(%rsp),%rdi
  mov    %rbp,%rsi
  xor    %eax,%eax
  call   <read_image_array@plt>
  jmp    L199
L518:
  lea    0x50(%rsp),%r14
  mov    $0x100,%esi
  xor    %eax,%eax
  mov    %r14,%rdi
  call   <zero_histogram@plt>
  mov    %r12,%rcx
  mov    %r14,%rsi
  mov    %rbp,%rdi
  mov    0x8b8(%rsp),%rdx
  xor    %eax,%eax
  call   <calculate_histogram@plt>
  lea    0x4e(%rsp),%rsi
  mov    %r12,%rcx
  mov    %r14,%rdi
  mov    0x8b8(%rsp),%rdx
  pxor   %xmm0,%xmm0
  mov    $0x1,%eax
  cvtss2sd 0x38(%rsp),%xmm0
  call   <find_cutoff_point@plt>
  movswl 0x4e(%rsp),%ecx
  sub    $0x8,%rsp
  xor    %eax,%eax
  push   %r12
  mov    0x8c8(%rsp),%r9
  mov    %rbp,%rdi
  mov    %r13,%rsi
  mov    0x2c(%rsp),%r8d
  mov    $0xff,%edx
  call   <threshold_image_array@plt>
  pop    %rdi
  pop    %r8
  cmpw   $0x0,0x28(%rsp)
  jne    L161
  jmp    L391
L227:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int edge_gray_shade_region(in_name, the_image, out_image, edge_type, min_area, max_area, diff, percent, set_value, erode, rows, cols, bits_per_pixel)
char in_name[];
float percent;
int edge_type;
long bits_per_pixel, cols, rows;
short diff, erode, max_area, min_area, set_value, **the_image, **out_image;
{
  int a, b, count, i, j, k, length, width;
  short cutoff;
  unsigned long histogram[255 + 1];
  if (edge_type == 1 || edge_type == 2 || edge_type == 3)
    detect_edges(the_image, out_image, edge_type, 0, 0, rows, cols, bits_per_pixel);
  if (edge_type == 4) {
    quick_edge(the_image, out_image, 0, 0, rows, cols, bits_per_pixel);
  }
  if (edge_type == 5) {
    homogeneity(the_image, out_image, rows, cols, bits_per_pixel, 0, 0);
  }
  if (edge_type == 6) {
    difference_edge(the_image, out_image, rows, cols, bits_per_pixel, 0, 0);
  }
  if (edge_type == 7) {
    contrast_edge(the_image, out_image, rows, cols, bits_per_pixel, 0, 0);
  }
  if (edge_type == 8) {
    gaussian_edge(the_image, out_image, rows, cols, bits_per_pixel, 3, 0, 0);
  }
  if (edge_type == 10) {
    range(the_image, out_image, rows, cols, bits_per_pixel, 3, 0, 0);
  }
  if (edge_type == 11) {
    variance(the_image, out_image, rows, cols, bits_per_pixel, 0, 0);
  }
  for (i = 0; i < rows; i++)
    for (j = 0; j < cols; j++)
      the_image[i][j] = out_image[i][j];
  zero_histogram(histogram, 255 + 1);
  calculate_histogram(the_image, histogram, rows, cols);
  find_cutoff_point(histogram, percent, &cutoff, rows, cols);
  threshold_image_array(the_image, out_image, 255, cutoff, set_value, rows, cols);
  if (erode != 0) {
    for (i = 0; i < rows; i++)
      for (j = 0; j < cols; j++)
        the_image[i][j] = out_image[i][j];
    erode_image_array(the_image, out_image, set_value, erode, rows, cols);
  }
  read_image_array(in_name, the_image);
  for (i = 0; i < rows; i++)
    for (j = 0; j < cols; j++)
      if (out_image[i][j] == set_value)
        the_image[i][j] = -50;
  pixel_grow(the_image, out_image, diff, min_area, max_area, rows, cols);
  return (1);
}
```