user: Demonstrate the C code that generates the assembly output below:

```asm
<counting_sort2>:
  endbr64
  push   %rbp
  mov    %ecx,%r8d
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %edx,%r12d
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  movslq %edx,%rax
  mov    %rsp,%rcx
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rcx
  and    $0xfffffffffffffff0,%rdx
  cmp    %rcx,%rsp
  je     L246
L415:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L415
L246:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L108
L42:
  mov    %rsp,%r14
  test   %r12d,%r12d
  jle    L340
  lea    0xf(%r13),%rax
  lea    -0x1(%r12),%ecx
  sub    %rdi,%rax
  cmp    $0x1e,%rax
  jbe    L208
  cmp    $0x3,%ecx
  jbe    L208
  mov    %r12d,%edx
  pxor   %xmm0,%xmm0
  xor    %eax,%eax
  shr    $0x2,%edx
  movdqa %xmm0,%xmm2
  shl    $0x4,%rdx
  cs nopw 0x0(%rax,%rax,1)
L387:
  movups %xmm2,0x0(%r13,%rax,1)
  movdqu (%rdi,%rax,1),%xmm1
  movdqu (%rdi,%rax,1),%xmm3
  add    $0x10,%rax
  pcmpgtd %xmm0,%xmm1
  pand   %xmm1,%xmm0
  pandn  %xmm3,%xmm1
  por    %xmm1,%xmm0
  cmp    %rdx,%rax
  jne    L387
  movdqa %xmm0,%xmm2
  mov    %r12d,%eax
  psrldq $0x8,%xmm2
  and    $0xfffffffc,%eax
  movdqa %xmm2,%xmm1
  pcmpgtd %xmm0,%xmm1
  pand   %xmm1,%xmm0
  pandn  %xmm2,%xmm1
  por    %xmm1,%xmm0
  movdqa %xmm0,%xmm2
  psrldq $0x4,%xmm2
  movdqa %xmm2,%xmm1
  pcmpgtd %xmm0,%xmm1
  pand   %xmm1,%xmm0
  pandn  %xmm2,%xmm1
  por    %xmm0,%xmm1
  movd   %xmm1,%r15d
  test   $0x3,%r12b
  je     L17
  mov    %eax,%esi
  movl   $0x0,0x0(%r13,%rsi,4)
  lea    0x0(,%rsi,4),%rdx
  mov    (%rdi,%rsi,4),%esi
  cmp    %esi,%r15d
  cmovg  %esi,%r15d
  lea    0x1(%rax),%esi
  cmp    %esi,%r12d
  jle    L17
  movl   $0x0,0x4(%r13,%rdx,1)
  mov    0x4(%rdi,%rdx,1),%esi
  cmp    %esi,%r15d
  cmovg  %esi,%r15d
  add    $0x2,%eax
  cmp    %eax,%r12d
  jle    L17
  movl   $0x0,0x8(%r13,%rdx,1)
  mov    0x8(%rdi,%rdx,1),%eax
  cmp    %eax,%r15d
  cmovg  %eax,%r15d
L17:
  sub    %r15d,%r8d
L102:
  mov    %r12d,%edx
  movd   %r15d,%xmm5
  xor    %eax,%eax
  shr    $0x2,%edx
  pshufd $0x0,%xmm5,%xmm1
  shl    $0x4,%rdx
  nopw   0x0(%rax,%rax,1)
L338:
  movdqu (%rdi,%rax,1),%xmm0
  psubd  %xmm1,%xmm0
  movups %xmm0,(%r14,%rax,1)
  add    $0x10,%rax
  cmp    %rdx,%rax
  jne    L338
  mov    %r12d,%eax
  and    $0xfffffffc,%eax
  test   $0x3,%r12b
  je     L243
L330:
  movslq %eax,%rdx
  lea    0x0(,%rdx,4),%r9
  mov    (%rdi,%rdx,4),%edx
  lea    (%r14,%r9,1),%rsi
  sub    %r15d,%edx
  mov    %edx,(%rsi)
  lea    0x1(%rax),%edx
  cmp    %edx,%r12d
  jle    L243
  mov    0x4(%rdi,%r9,1),%edx
  add    $0x2,%eax
  sub    %r15d,%edx
  mov    %edx,0x4(%rsi)
  cmp    %eax,%r12d
  jle    L243
  mov    0x8(%rdi,%r9,1),%eax
  sub    %r15d,%eax
  mov    %eax,0x8(%rsi)
L243:
  lea    0x1(%r8),%eax
  mov    %rsp,%rsi
  cltq
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L324
L393:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L393
L324:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L375
L358:
  mov    %rsp,%rdi
  mov    %rdi,%rbx
  test   %r8d,%r8d
  js     L298
  movslq %r8d,%rax
  xor    %esi,%esi
  mov    %ecx,-0x48(%rbp)
  lea    0x4(,%rax,4),%rdx
  mov    %r8d,-0x44(%rbp)
  call   <memset@plt>
  mov    -0x44(%rbp),%r8d
  mov    -0x48(%rbp),%ecx
  mov    %rbx,%rdi
L298:
  xor    %eax,%eax
  nopl   (%rax)
L59:
  movslq (%r14,%rax,4),%rdx
  add    $0x1,%rax
  addl   $0x1,(%rdi,%rdx,4)
  cmp    %eax,%r12d
  jg     L59
  test   %r8d,%r8d
  jle    L361
L106:
  mov    (%rbx),%edx
  mov    $0x1,%eax
  nopl   (%rax)
L124:
  add    (%rbx,%rax,4),%edx
  mov    %edx,(%rbx,%rax,4)
  add    $0x1,%rax
  cmp    %eax,%r8d
  jge    L124
  test   %ecx,%ecx
  js     L160
L361:
  movslq %ecx,%rdx
  xchg   %ax,%ax
L71:
  movslq (%r14,%rdx,4),%rsi
  sub    $0x1,%rdx
  movslq (%rbx,%rsi,4),%r8
  mov    %r8,%rax
  mov    %esi,-0x4(%r13,%r8,4)
  sub    $0x1,%eax
  mov    %eax,(%rbx,%rsi,4)
  test   %edx,%edx
  jns    L71
L160:
  test   %r12d,%r12d
  jle    L391
  cmp    $0x2,%ecx
  jbe    L309
  mov    %r12d,%edx
  movd   %r15d,%xmm4
  mov    %r13,%rax
  shr    $0x2,%edx
  pshufd $0x0,%xmm4,%xmm1
  sub    $0x1,%edx
  shl    $0x4,%rdx
  lea    0x10(%r13,%rdx,1),%rdx
  nopl   0x0(%rax,%rax,1)
L190:
  movdqu (%rax),%xmm0
  add    $0x10,%rax
  paddd  %xmm1,%xmm0
  movups %xmm0,-0x10(%rax)
  cmp    %rax,%rdx
  jne    L190
  mov    %r12d,%edx
  and    $0xfffffffc,%edx
  test   $0x3,%r12b
  je     L391
L62:
  movslq %edx,%rax
  lea    0x1(%rdx),%ecx
  shl    $0x2,%rax
  add    %r15d,0x0(%r13,%rax,1)
  cmp    %ecx,%r12d
  jle    L391
  add    $0x2,%edx
  add    %r15d,0x4(%r13,%rax,1)
  cmp    %r12d,%edx
  jge    L391
  add    %r15d,0x8(%r13,%rax,1)
L391:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L295
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
  nopl   0x0(%rax)
L108:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L42
  nopl   0x0(%rax,%rax,1)
L375:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L358
  nopl   0x0(%rax,%rax,1)
L208:
  mov    %r12d,%esi
  xor    %eax,%eax
  xor    %r15d,%r15d
  nopl   0x0(%rax,%rax,1)
L373:
  movl   $0x0,0x0(%r13,%rax,4)
  mov    (%rdi,%rax,4),%edx
  cmp    %edx,%r15d
  cmovg  %edx,%r15d
  add    $0x1,%rax
  cmp    %rsi,%rax
  jne    L373
  sub    %r15d,%r8d
  xor    %eax,%eax
  cmp    $0x2,%ecx
  jbe    L330
  jmp    L102
L340:
  lea    0x1(%r8),%eax
  mov    %rsp,%rcx
  cltq
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rcx
  and    $0xfffffffffffffff0,%rdx
  cmp    %rcx,%rsp
  je     L152
L353:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L353
L152:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  je     L407
  orq    $0x0,-0x8(%rsp,%rdx,1)
L407:
  mov    %rsp,%rbx
  test   %r8d,%r8d
  js     L391
  movslq %r8d,%rax
  xor    %esi,%esi
  mov    %rbx,%rdi
  mov    %r8d,-0x44(%rbp)
  lea    0x4(,%rax,4),%rdx
  xor    %r15d,%r15d
  call   <memset@plt>
  mov    -0x44(%rbp),%r8d
  lea    -0x1(%r12),%ecx
  test   %r8d,%r8d
  jne    L106
  test   %ecx,%ecx
  jns    L361
  jmp    L391
  nopl   (%rax)
L309:
  xor    %edx,%edx
  jmp    L62
L295:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void counting_sort2(const int a[], int b[], int size, int maxvalue) {
  int i = 0;
  int copyofa[size];
  int min = 0;
  for (i = 0; i < size; i++) {
    b[i] = 0;
    if (min > a[i]) {
      min = a[i];
    }
  }
  int newmaxvalue = maxvalue - min;
  for (i = 0; i < size; i++) {
    copyofa[i] = a[i] - min;
  }
  int temp[newmaxvalue + 1];
  for (i = 0; i <= newmaxvalue; i++) {
    temp[i] = 0;
  }
  for (i = 0; i < size; i++) {
    temp[copyofa[i]] += 1;
  }
  for (i = 1; i <= newmaxvalue; i++) {
    temp[i] = temp[i] + temp[i - 1];
  }
  for (i = size - 1; i >= 0; i--) {
    b[temp[copyofa[i]] - 1] = copyofa[i];
    temp[copyofa[i]] = temp[copyofa[i]] - 1;
  }
  for (i = 0; i < size; i++) {
    b[i] = b[i] + min;
  }
}
```